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IntoMachines: Smarter Turbine Bolt Tensioning

Martin Kristelijn, the co-founder of IntoMachines, discusses innovative tools designed to make bolt tensioning faster, safer, and less expensive. The conversation highlights the challenges of manually tensioning thousands of bolts, the advantages of automated bolt tensioning for wind turbines, and the development of a weightless, more efficient tensioning system.

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Allen Hall: With wind turbines growing larger and bolts getting bigger, the industry needs smarter ways to handle critical bolted connections. This week we speak with Martin Kristelijn co-founder of IntoMachines. IntoMachines has developed unique tools that make bolt tensioning faster, safer, and much less expensive.

Welcome to Uptime, spotlight, shining light on wind. Energy’s brightest innovators. This is the Progress Powering tomorrow.

Allen Hall: Martin, welcome to. To the Uptime Wind Energy Podcast Spotlight.

Martin Kristelijn: Thank you. Glad to be here.

Allen Hall: Martin, there’s a big problem out in the field that we have a lot of bolts to tension and not a lot of people to go do it. Plus I think as you and I had discussed previously, the bolt sizers are getting much bigger.

Everything is becoming heavier and just being very difficult to do into machines changes all that. But let’s talk about the problem first. What are you seeing on factory lines and out in service as people try to tension bolts.

Martin Kristelijn: Past couple of months, year, I would say we spoke to a lot of people visited wind turbines, went in the field, see our technicians tighten the bolts also to the factories, so Elle production you name it.

And well, the, we kept on keeping getting the same feedback over and over. That they would like to speed up the bolting process and also that they would like to increase the quality, so to prevent any loose bolts or forgotten bolts. That was really the starting point for us. We started to focus on bolt tensioning, to automate it, to speed it up, and to increase the quality.

Allen Hall: So tensioning is the way going forward. A lot of of us remember torquing as being the preferred method to tighten bolts, but tensioning is now the way you wanna describe why that is?

Martin Kristelijn: Yeah, still it depends on who you ask, but the main objective for everyone usually is to get a maintenance free building connection, right?

That you keep the maintenance cost as low as possible. So that’s also our goal. And bolt tensioning for us is the most yeah. Convenient way forward to reach that.

Allen Hall: It’s the most consistent way too, right? Is that with torquing, we really don’t know what the preload is on the bolt. That’s why engineers are preferring tension tools instead of torquing tools now.

Martin Kristelijn: Exactly. So with torquing you have a friction coefficient you need to take into account. That’s an unpredictable. Value parameter. So you would like to get rid of that. And you do that by just grabbing the bolt itself, apply hydraulic pressure and stretch the bolt directly. And then you have your hydraulic pressure times the surface of your tension to, and that gives you exactly the the preload in your bolt and you tighten the nut, release the pressure, and your bolt is perfectly pretense.

As simple as that,

Allen Hall: right? So that process takes time to do. And if you have a factory worker or a technician doing tensioning to a lot of bolts of which there are thousands on a wind turbine but there’s probably what, a couple hundred that are critical.

Martin Kristelijn: Yeah. So around, give or take, 600 bolts critical bolted connections in a wind turbine.

And imagine that I said tightening the nut by hand. You have a wrench wrenching each of those 600 bolts. Then you have your pull bar. You need to thread that onto your bolt as well, or bolt stop bolt. Yeah, I can tell you that you don’t want to do that all day by hand.

Allen Hall: So how does that work right now in, in the factories?

If they’re doing it by hand? Is it are they changing people at that station because it just has to wear you out? Those bolts are big and that technique of tensioning manually is tiresome, right?

Martin Kristelijn: Yeah, exactly. We visited some factories as well and also the installation sites. And the feedback we got is that people they hurt their arm.

And not after the 10 bolt, not after the a hundred bolt maybe. But after a thousand volts your arm really starts to hurt. And yeah. That’s not good for your workforce, right? People need to be happy they need to be coming to work with a smile and we try to, to accomplish that by automating this this job.

Allen Hall: Joel, if I had a tension a thousand bolts a day on Monday, I don’t, not sure. I would be going back on Tuesday, would you?

Joel Saxum: No. And I think of that on Saturday and Sunday. I’m definitely trying to get as much rest as possible. But if you, but you make this a little bit more, think about the complication here is because as the global fleet.

Grows. Okay. The conversation we just had was about in the factory in a controlled setting. That’s one thing, right? Like you can have these into machines like it, it’s a good size tool. There’s a lot of weight there. There’s, you have the classical tensioning tools, like that’s.

It’s all hydraulic, like there’s a lot of things, but it’s controlled because you’re in a factory, at least you have decent conditions to work in. Even now, see the fleet grow and see what the, the projections are for how many wind turbines are gonna be installed over the next 2, 5, 10, 20 years globally.

This is a problem that you guys are solving for people in the field in a big way, and that’s the important part for me, when I talk to technicians and I talk to people in the field. You’re lugging this equipment, it’s the classical equipment. You’re lugging it up there and you’re doing this and it’s strain and drain on the body.

And then we know that’s when the body gets worn down, then the mind gets worn down and that’s when HSE in incidents happen and we’re trying to reduce all of those things. That’s what you guys are working on. When someone goes into the field with this kit what are you guys seeing for the change in the operators or the change in the technicians?

Are they, do they have a big smile on their face when they see something like this?

Martin Kristelijn: Yeah. They, at least when we see them with our stuff in their hands, then they smile a lot. Yes. But no the bottom line is that the, this tool says, so for 42 attention tool, you are looking at 1520 kilograms.

With some electric motors on it, and that goes up to 50 kilograms or 60 for M 72 tensioner.

Allen Hall: That’s a hundred pounds Joel in America. That’s a very heavy tool.

Martin Kristelijn: Yeah. So you need to carry that along, let’s say 150 bolts in a flinch, and that’s one flange. Exactly. Yeah.

Joel Saxum: Yeah. And so like you, you go to an onshore turbine, say even your flange bolts, you have bolts on the foundation, then you have.

A lot of times, four to five tower sections, those all have to be bolted together.

Martin Kristelijn: Yeah. Something like that. Yeah.

Joel Saxum: Yeah. And now, and then you talk up in the nelle and you’re, you have the blade bolts that have to get attention and all kinds of things. So like you said, 600 different connections that need to be worked on.

So that was

Martin Kristelijn: Let’s say our starting point heavy tooling. And we thought, okay, how can we make these tools weightless for the operators and move them fast from one ball to the other? Because that’s also a thing you need to move it fast from one bolt to the other to complete your 150 bolts in time because in the end before dark, you want to go home, you need to finish the bolt bolts.

So what we did there is we designed a very specific lift trolley. It’s very low and compact, very lightweight as well. So you should have let’s say less problems with passing obstacles. For example, you have the stairs in the wind turbine and due to our low trolley design, it usually should go underneath the stairs.

So you’re not bothered by that. And it makes attention to weightless. If you combine. That literally with the automated tensioning tool we made. Yeah. Then you have an unbeatable system.

Allen Hall: Yeah. So that’s what in two machines has done, and your team over there are mechanical geniuses. You actually make the tension tool quasi weightless by using mechanical means.

So you’ve designed. Very smart systems tools in which the tension tool adapts into to make it so much easier to do. And we’re gonna put some of these tensioning tool improvement devices, I’ll call them on the YouTube version so people can see them. But the simplest version of this is the trolley.

And maybe Martin, you can describe what this thing is because. It’s a little hard to see. We’ll put it on YouTube, obviously. But for those listening, what does the trolley do in terms of the tensioning unit?

Martin Kristelijn: First of all it needs to operate in a very r rugged environment as a wind turbine.

So it needs to be super, super simple. It needs to be super robust and easy to maintain. We took, design. It’s made of steel, galvanized steel, so you can hit it with a hammer and it should still work. Then we made some nice interface brackets that you can just hang your attention to in the trolley.

Okay, and we have just a very simple gas spring, which compensates the weight of the tension tool.

Allen Hall: Okay? So now when you’re putting together tower sections, if you have this trolley that’s holding the tension tool, and so the technician is just using almost no force to lift the tension tool, make the tension tool do its thing and move it to the next bolt.

That I’ve watched that tool on your LinkedIn page, it is quite remarkable how fast that tool is. Just by making it more mobile and taking some of the weight away from the technician, that technician is much more productive.

Martin Kristelijn: Yeah, absolutely. If you have the trolley and then you have our smart tensioning system it is motorized.

So the tension tool comes from our partner Tension Pro. They’re very good at making tension tools. So we partnered up with them and we said, Hey, let’s make a kick ass product which we call the quantum Smart Tensioner. So they are very good at making tensioners. We are very good in developing user-friendly software and mechatronics.

So electric motors put that all together in the quantum system. And the basis for the quantum system, again, is a super robust system. Easy to maintain, easy to operate, and it yeah, no bells and whistles, let’s say. And so you don’t want it to break down. It needs to be a usable for practical people.

Let’s say, Ellen, if I take you in a wind turbine, I want to give you our quantum system. I will give you a 15 minute explanation, and then it’s so easy to operate that you can do the bolting works for us.

Allen Hall: Wow, that’s impressive because I’m probably not very good at that job. Martin, that Martin, that’s a big task you just took on.

But I have watched it. I’ve watched your videos and I do think I could do it.

Martin Kristelijn: I think so too, because I really believe in our content. Quantum system, so I really think you could do it for us.

Allen Hall: That tool is universal. It can be used in any tower, essentially anywhere. To speed up that process to get bolts, tensioned, and have all the quality data that you need, and to know that tower section has been properly installed now.

I’ve seen some more advancements on LinkedIn. I saw this little robot that was crawling around doing bolt tensioning, and it just blew my mind and that’s why I reached out to you like, whoa, okay, this is life altering for people. You wanna explain what that next generation is from the trolley up to this sort of crawling robot tensioning tool?

Martin Kristelijn: Yeah, absolutely. So our vision for the bold tensioning markets is that we want to speed up the process. To tension all those bolts quicker for the coming turbines and also to prevent any loose bolts. You do that by documenting each bolted connection. So we register the pressure, we register the nut angle, we register at the nut torque, we register the boat number.

All that stuff is nicely registered in a A PDF document. However if you can speed it up even more by using a robotic system, that’s our end goal. At the moment we are developing a autonomous bolt tensioning robot for blade bolts. So it’s it’s working in an cell factory there.

It’s just crawling around the hip. Tensioning all the bolts one by one. And then we develop we develop the quantum system in such a way that for the near future, let’s say yeah, coming year you can have the quantum system with a literally, and then a technician will operate it.

But that same quantum smart tensioner in one year, if we’ve launched the robot for, field usage. You can place that same quantum smart tensioner inside our robot and have a fully automated and autonomous bolt tensioning system.

Joel Saxum: I think an important thing to touch on here, Martin, is what the developments that you guys are doing.

We, when we said it earlier you’re experts in software, me and mechatronics. I’ve been around the robotics industry in wind, in oil and gas and sub-C, oil and gas. The best pieces of kit that come out that do that automated process or automate a task are ones like exactly like in two machines has created here that are robust and simple to operate.

There’s way too many tools out there that require a software engineer to be on site to do these things, right? Like when autonomous drones first came out for inspections in turbines. You would see three people at the base of the turbine and two of those people were literally software engineers, like going through code and fixing things and people got a little bit turned off by ’em ah, I can’t be doing this.

Or, I’ve been on sub c oil and gas projects before where you gotta. Fly an ROV technician, a mechatronics expert in from Norway for $2,500 a day to solve this problem that’s happening in Nigeria. Like you can’t have that, like that. That is a barrier to entry for robotics in this space.

You guys have taken the leap past that you’ve made it simple. You’ve made it robust, you’ve made it tough. You’ve made it so that people can operate these things without having a, a year long training course, and that you guys don’t have to be there to do it for them. So I think that’s one of the most important things to get across here for people that are listening, is if you want to make your operations more efficient in the field, if you want to have good data tracking for the tension that you’ve done.

Into machines has done the hard work, they’ve done the legwork to get to that stage. So I guess a question for you then, Martin, is what does it look like? What’s your track record in the field? How many of these things, how many bolts have you guys tensioned? What does it look like?

Martin Kristelijn: I have to say the product has launched quite recently.

We have several customers that say who are using the system. And the feedback we get back from them is indeed yeah, compared to what they had is that it’s faster and easier to operate, but also that we and that’s very difficult to have to say that we don’t have a lot of sensors. We don’t have difficult software.

So it’s all straightforward to operate what I said with 15 minutes, I can teach Alan how to tension a flinch altogether with the quantum system. Yeah we really went back to basic. We stripped all the unnecessary stuff from it, which could break down. We took it off and only the bare minimum we kept such that the guys in the field that they need to use it every day, that they’re also happy to use it.

And indeed they don’t need to read the user manual every day before they start a job. That’s not what we want.

Allen Hall: You must be the technician’s best friend after they use that tool for a day or two. They must love into machines.

Martin Kristelijn: Yeah. Yeah. We, yeah, actually we always say what I said, we always go go away with the smile from our turbines and the guys trying our our equipment as well.

So that’s always really good feedback.

Joel Saxum: I think there’s something to be said there too for the global problem that we have, I in, in the wind world is technician shortage, right? And so we’ve talked to Alan and I’ve talked to quite a few people working in this space. How do we tackle this problem?

How can we get more training, get more people in here? One of the things that we can ensure that we can do is make it easier for the technicians in the field to get up to speed fast, to be able to get a task done without having to have five years of experience to figure out how to do it. So now you can bring someone that’s fairly green to the industry.

They’ve got their safety certifications. They know what they’re doing. They know their way around a turbine, but now they can be. The torque or the, I would say the torque tensioning technician, but I’ll say the tensioning tech technician. But they can do it in a relatively short amount of time, so that helps the overall industry and or, an ISP or an EPC contract or whatever it is, scale their workforce up faster to get more projects done.

With high quality at speed, and that’s what we want. That’s the, you guys are doing, you’re doing the hard work, the heavy lifting for the industry.

Martin Kristelijn: Yeah. That was for us also one key factor to make this thing work. Because what I said, we are a relatively new player into machines is now five years old.

And yeah, we set together with tension problem. We said, okay, in order to make this work. It’s you should be operated, be able to operate it within that 15 minutes and maybe, okay, maybe it takes you half an hour, but then you really are up to speed with the system and you yeah you just can go for it.

So speed is really really important for us.

Allen Hall: So where is in two machines at, on the planet at the moment? I know you’re all over Europe. Are you in the States? Are you in Australia or are you in South America?

Martin Kristelijn: Our office is based in the Netherlands. So that, that’s Europe. Then we have some systems in Europe itself.

We have some systems in Asia, and we’re now looking in looking for the US So we have some, some talks there to to launch the product.

Allen Hall: I could see a lot of opportunity in the United States, and Joel and I have been to some of those places and watched bolts being assembled manually.

It just seemed like an arduous process. And because I, I think a lot of operators have not seen you in, a lot of technicians haven’t seen you. They need to get to your website and check this out. Where do they go?

Martin Kristelijn: The first thing they go is to into machines.com. That I see some product videos of us had to get a feel of how it looks, how it works, the products.

So the lift trolleys the quantum system, quantum Smart Tensioner, as well as the fully autonomous tensioning robot. And we have a very active LinkedIn page into machines where you can see also videos inside wind turbines where we have the trolleys. The lift rolls and also the robots jumping around on a flinch.

So that’s that’s the stuff you want to see.

Allen Hall: Martin, if I wanna demo one of your robotic assistants and make tensioning so much easier, how do I do that? Can I get my hands on the tool to try it out?

Martin Kristelijn: Yeah, you can. So the first thing you do or you can do is send us an email sales@intomachines.com.

Then we we’ll arrange, a demo for you and the second is send us a DM on the link LinkedIn page. Then we we’ll also organize a demo and an online call to answer all the questions.

Allen Hall: And once you try it, you’re going to want to buy it because that tool is gonna save you a tremendous amount of time.

And so you need to check out into machines.com if you wanna see all the wonderful things that Martin and his team has designed. Martin, you’re always coming up with really cool ideas and putting ’em into action and saving the wind industry. Tremendous amount of labor and time and effort in making the job simpler, which is what we need to do.

So congratulations, really good tools.

Martin Kristelijn: Thank you very much for that.

Allen Hall: And thanks for being on the podcast. We love having you on.

Martin Kristelijn: Yeah, I also loved speaking to you about about these topics. Really nice.

https://weatherguardwind.com/intomachines-turbine-bolt-tensioning/

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Trump’s Destruction of Renewable Energy Benefits His Support Base, and That’s All that Matters

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The death sentence that Trump has imposed on renewable energy in America is good for two groups: a) Big Oil and b) the MAGA crowd that rejects science and wants nothing more than to own the libs, aka “libtards.”

The unforeseen problem for the common American is that solar and wind are by far the least expensive sources of energy, so that the ratepayers in the U.S. are soon going to be shucking out huge amounts of extra cash each month.

Of course, this doesn’t account for the increases in the effects of climate change that, though they are devastating our planet, won’t be affecting the folks in Oklahoma too badly for the next few years while Trump does his best to profit by turning our Earth into a wasteland.

Trump’s Destruction of Renewable Energy Benefits His Support Base, and That’s All that Matters

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WOMA 2026 Recap Live from Melbourne

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WOMA 2026 Recap Live from Melbourne

Allen, Rosemary, and Yolanda, joined by Morten Handberg from Wind Power LAB, recap WOMA 2026 live from Melbourne. The crew discusses leading edge erosion challenges unique to Australia, the frustration operators face getting data from full service agreements, and the push for better documentation during project handovers. Plus the birds and bats management debate, why several operators said they’d choose smaller glass fiber blades over bigger carbon fiber ones, and what topics WOMA 2027 should tackle next year.

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[00:00:00] The Uptime Wind Energy Podcast brought to you by Strike Tape protecting thousands of wind turbines from lightning damage worldwide. Visit strike tape.com and now your hosts. Welcome to the Uptime Winner Energy podcast. I’m your host, Alan Hall. I’m here with Yolanda Pone, Rosemary Barnes, and the Blade Whisperer, Morton Hamburg.

And we’re all in Melbourne at the Pullman on the park. We just finished up Woma 2026. Massive event. Over 200 people, two days, and a ton of knowledge. Rosemary, what did you think? Yeah, I mean it was a, a really good event. It was really nice ’cause we had event organization, um, taken care of by an external company this time.

So that saved us some headaches, I think. Um. But yeah, it was, it was really good. It was different than last year, and I think next year will be different again because yeah, we don’t need to talk about the same topics every single year. But, um, yeah, I got really great [00:01:00] feedback. So that’s shows we’re doing something right?

Yeah, a lot of the, the sessions were based upon feedback from Australian industry and, uh, so we did AI rotating bits, the, the drive train blades. Uh, we had a. Master class on lightning to start off. Uh, a number of discussions about BOP and electrical, BOP. All those were really good. Mm-hmm. Uh, the, the content was there, the expertise was there.

We had worldwide representation. Morton, you, you talked about blades a good bit and what the Danish and Worldwide experience was. You know, talked about the American experience on Blades. That opened up a lot of discussions because I’m never really sure where Australia is in the, uh, operations side, because a lot of it is full service agreements still.

But it does seem like from last year to this year. There’s more onboarding of the technical expertise internally at the operators. Martin, [00:02:00] you saw, uh, a good bit of it. This is your first time mm-hmm. At this conference. What were your impressions of the, the content and the approach, which is a little bit different than any other conference?

I see an industry that really wants to learn, uh, Australia, they really want to learn how to do this. Uh, and they’re willing to listen to us, uh, whether you live in Australia, in the US or in Europe. You know, they want to lean on our experiences, but they wanna, you know, they want to take it out to their wind farms and they ga then gain their own knowledge with it, which I think is really amicable.

You know, something that, you know, we should actually try and think about how we can copy that in Europe and the US. Because they, they are, they’re listening to us and they’re taking in our input, and then they try and go out. They go out and then they, they try and implement it. Um, so I think really that is something, uh, I’ve learned, you know, and, and really, um, yeah, really impressed by, from this conference.

Yeah. Yolanda, you were on several panels over the, the two days. What were your impressions of the conference and what were your thoughts [00:03:00] on the Australia marketplace? I think the conference itself is very refreshing or I think we all feel that way being on the, on the circuit sometimes going on a lot of different conferences.

It was really sweet to see everybody be very collaborative, as Morton was saying. Um, and it was, it was just really great about everybody. Yes, they were really willing to listen to us, but they were also really willing to share with each other, which is nice. Uh, I did hear about a few trials that we’re doing in other places.

From other people, just kind of, everybody wants to learn from each other and everybody wants to, to make sure they’re in as best a spot as they can. Yeah, and the, the, probably the noisiest part of the conferences were at the coffees and the lunch. Uh, the, the collaboration was really good. A lot of noise in the hallways.

Uh, just people getting together and then talking about problems, talking about solutions, trying to connect up with someone they may have seen [00:04:00]somewhere else in the part of the world that they were here. It’s a different kind of conference. And Rosemary, I know when, uh, you came up to with a suggestion like, Hey.

If there’s not gonna be any sales talks, we’re not gonna sit and watch a 30 minute presentation about what you do. We’re gonna talk about solutions. That did play a a different dynamic because. It allowed people to ingest at their own rate and, and not just sit through another presentation. Yeah. It was made it more engaging, I think.

Yeah, and I mean, anyway, the approach that I take for sales for my company that I think works best is not to do the hard sell. It’s to talk about smart things. Um, and if you are talking about describing a problem or a solution that somebody in the audience has that problem or solution, then they’re gonna seek you out afterwards.

And so. There’s plenty of sales happening in an event like this, but you’re just not like, you know, subjecting people to sales. It’s more presenting them with the information that they need. And then I, I think also the size of the conference really [00:05:00] helps ’cause yeah, about 200 people. Any, everybody is here for the same technical kind.

Content. So it’s like if you just randomly start talking to somebody while you’re waiting for a coffee or whatever, you have gonna have heaps to talk about with them, with ev every single other person there. And so I think that that’s why, yeah, there was so much talking happening and you know, we had social events, um, the first two evenings and so.

Mo like I was surprised actually. So many people stayed. Most people, maybe everybody stayed for those events and so just so much talking and yeah, we did try to have quite long breaks, um, and quite a lot of them and, you know, good enough food and coffee to keep people here. And I think that that’s as important as, you know, just sitting and listening.

Well, that was part of the trouble, some of the conference that you and I have been at, it’s just like six hours of sitting down listening to sort of a droning mm-hmm. Presenter trying to sell you something. Here we were. It was back and forth. A lot more panel talk with experts from around the world and then.[00:06:00]

Break because you just can’t absorb all that without having a little bit of a brain rest, some coffee and just trying to get to the next session. I, I think that made it, uh, a, a, a more of a takeaway than I would say a lot of other conferences are, where there’s spender booze, and. Brochures and samples being handed out and all that.

We didn’t have any of that. No vendor booze, no, uh, upfront sales going on and even into the workshop. So there was specific, uh, topics provided by people that. Provide services mostly, uh, speaking about what they do, but more on a case study, uh, side. And Rosie, you and I sat in on one that was about, uh, birds and bats, birds and bats in Australia.

That one was really good. Yeah, that was great. I learned, I learned a lot. Your mind was blown, but Totally. Yeah. It is crazy how much, how much you have to manage, um, bird and wildlife deaths related to wind farms in Australia. Like compared to, I mean, ’cause you see. Dead birds all the time, right? Cars hit [00:07:00] birds, birds hit buildings, power lines kill birds, and no one cares about those birds.

But if a bird is injured near a wind farm, then you know, everybody has to stop. We have to make sure that you can do a positive id. If you’re not sure, send it away for a DNA analysis. Keep the bird in a freezer for a year and make sure that it’s logged by the, you know, appropriate people. It’s, it’s really a lot.

And I mean, on the one hand, like I’m a real bird lover, so I am, I’m glad that birds are being taken seriously, but on the other hand, I. I think that it is maybe a little bit over the top, like I don’t see extra birds being saved because of that level of, of watching throughout the entire life of the wind farm.

It feels more like something for the pre-study and the first couple of years of operation, and then you can chill after that if everything’s under control. But I, I guess it’s quite a political issue because people do. Do worry about, about beds and bats? Mm-hmm. Yeah, I thought the output of that was more technology, a little or a little more technology.

Not a lot of technology in today’s world [00:08:00] because we could definitely monitor for where birds are and where bats are and, uh, you know. Slow down the turbines or whatever we’re gonna do. Yeah. And they are doing that in, in sites where there is a problem. But, um, yeah, the sites we’re talking about with that monitoring, that’s not sites that have a big, big problem at sites that are just Yeah, a few, a few birds dying every year.

Um, yeah. So it’s interesting. And some of the blade issues in Australia, or a little unique, I thought, uh, the leading edge erosion. Being a big one. Uh, I’ve seen a lot of leading edge erosion over the last couple of weeks from Australia. It is Texas Times two in some cases. And, uh, the discussion that was had about leading edge erosion, we had ETT junker from Stack Raft and, and video form all the way from Sweden, uh, talking to us live, which was really nice actually.

Uh, the, the amount of knowledge that the Global Blade group. Brought to the discussion and just [00:09:00] opening up some eyes about what matters in leading edge erosion. It’s not so much the leading edge erosion in terms of a EP, although there is some a EP loss. It’s more about structural damage and if you let the structure go too far.

And Martin, you’ve seen a lot of this, and I think we had a discussion about this on the podcast of, Hey, pay attention to the structural damage. Yeah, that’s where, that’s where your money is. I mean, if you go, if you get into structural damage, then your repair costs and your downtime will multiply. That is just a known fact.

So it’s really about keeping it, uh, coding related because then you can, you can, you can move really fast. You can get it the blade up to speed and you won’t have the same problems. You won’t have to spend so much time rebuilding the blade. So that’s really what you need to get to. I do think that one of the things that might stand out in Australia that we’re going to learn about.

Is the effect of hail, because we talked a lot about it in Europe, that, you know, what is the effect of, of hail on leading edge erosion? We’ve never really been able to nail it down, but down here I heard from an, [00:10:00] from an operator that they, they, uh, referenced mangoes this year in terms of hail size. It was, it was, it was incredible.

So if you think about that hitting a leading edge, then, uh, well maybe we don’t really need to, we don’t really get to the point where, so coding related, maybe we will be structural from the beginning, but. Then at least it can be less a structural. Um, but that also means that we need to think differently in terms of leading edge, uh, protection and what kinds of solutions that are there.

Maybe some of the traditional ones we have in Europe, maybe they just don’t work, want, they, they won’t work in some part of Australia. Australia is so big, so we can’t just say. Northern Territory is the same as as, uh, uh, um, yeah. Victoria or uh, or Queensland. Or Queensland or West Australia. I think that what we’re probably going to learn is that there will be different solutions fitting different parts of Australia, and that will be one of the key challenges.

Um, yeah. And Blades in Australia sometimes do. Arrive without leading edge protection from the OEMs. [00:11:00] Yeah, I’m sure some of the sites that I’ve been reviewing recently that the, the asset manager swears it’s got leading edge protection and even I saw some blades on the ground and. I don’t, I don’t see any leading edge protection.

I can’t feel any leading edge protection. Like maybe it’s a magical one that’s, you know, invisible and, um, yeah, it doesn’t even feel different, but I suspect that some people are getting blades that should have been protected that aren’t. Um, so why? Yeah, it’s interesting. I think before we, we rule it out.

Then there are some coatings that really look like the original coating. Mm. So we, we, I know that for some of the European base that what they come out of a factory, you can’t really see the difference, but they’re multilayer coating, uh, on the blades. What you can do is that you can check your, uh, your rotor certificate sometimes will be there.

You can check your, uh, your blade sheet, uh, that you get from manufacturer. If you get it. Um, if you get it, then it will, it will be there. But, um, yeah, I, I mean, it can be difficult to say, to see from the outset and there’s no [00:12:00]documentation then. Yeah, I mean. If I can’t see any leading edge erosion protection, and I don’t know if it’s there or not, I don’t think I will go so far and then start installing something on something that is essentially a new blade.

I would probably still put it into operation because most LEP products that can be installed up tower. So I don’t think that that necessarily is, is something we should, shouldn’t still start doing just because we suspect there isn’t the LEP. But one thing that I think is gonna be really good is, um, you know, after the sessions and you know, I’ve been talking a lot.

With my clients about, um, leading edge erosion. People are now aware that it’s coming. I think the most important thing is to plan for it. It’s not right to get to the point where you’ve got half a dozen blades with, you know, just the full leading edge, just fully missing holes through your laminate, and then your rest of your blades have all got laminate damage.

That’s not the time to start thinking about it because one, it’s a lot more expensive for each repair than it would’ve been, but also. No one’s got the budget to, to get through all of that in one season. So I do really [00:13:00] like that, you know, some of the sites that have been operating for five years or so are starting to see pitting.

They can start to plan that into their budget now and have a strategy for how they’re going to approach it. Um, yeah. And hopefully avoid getting over to the point where they’ve missing just the full leading edge of some of their blades. Yeah. But to Morton’s earlier point, I think it’s also important for people to stop the damage once it happens too.

If, if it’s something that. You get a site or for what, whatever reason, half of your site does look like terrible and there’s holes in the blade and stuff. You need to, you need to patch it up in some sort of way and not just wait for the perfect product to come along to, to help you with that. Some of the hot topics this week were the handover.

From, uh, development into production and the lack of documentation during the transfer. Uh, the discussion from Tilt was that you need to make sure it is all there, uh, because once you sign off. You probably can’t go back and get it. And [00:14:00] some of the frustration around that and the, the amount of data flow from the full service provider to the operator seemed to be a, a really hot topic.

And, and, uh, we did a little, uh, surveyed a about that. Just the amount of, um, I don’t know how to describe it. I mean, it was bordering on anger maybe is a way. Describe it. Uh, that they feel that operators feel like they don’t have enough insight to run the turbines and the operations as well as they can, and that they should have more insight into what they have operating and why it is not operat.

A certain way or where did the blades come from? Are there issues with those blades? Just the transparency WA was lacking. And we had Dan Meyer, who is from the States, he’s from Colorado, he was an xge person talking about contracts, uh, the turbine supply agreement and what should be in there, the full service [00:15:00] agreement, what should be in there.

Those are very interesting. I thought a lot of, uh, operators are very attentive to that, just to give themselves an advantage of what you can. Put on paper to help yourself out and what you should think about. And if you have a existing wind farm from a certain OEM and you’re gonna buy another wind farm from ’em, you ought to be taking the lessons learned.

And I, I thought that was a, a very important discussion. The second one was on repairs. And what you see from the field, and I know Yolanda’s been looking at a lot of repairs. Well, all of you have been looking at repairs in Australia. What’s your feeling on sort of the repairs and the quality of repairs and the amount of data that comes along with it?

Are we at a place that we should be, or do we need a little more detail as to what’s happening out there? It’s one of the big challenges with the full service agreements is that, you know, if everything’s running smoothly, then repairs are getting done, but the information isn’t. Usually getting passed on.

And so it’s seems fine and it seems like really good actually. Probably if you’re an [00:16:00] asset manager and everything’s just being repaired without you ever knowing about it, perfect. But then at some point when something does happen, you’ve got no history and especially like even before handover. You need to know all of the repairs that have happened for, you know, for or exchanges for any components because you know, you’re worried about, um, serial defects, for example.

You need every single one. ’cause the threshold is quite high to, you know, ever reach a serial defect. So you wanna know if there were five before there was a handover. Include that in your population. Um, yeah, so that’s probably the biggest problem with repairs is that they’re just not being. Um, the reports aren’t being handed over.

You know, one of the things that Jeremy Hanks from C-I-C-N-D-T, and he’s an NDT expert and has, has seen about everything was saying, is that you really need to understand what’s happening deep inside the blade, particularly for inserts or, uh, at the root, uh, even up in, with some, some Cory interactions happening or splicing that It’s hard to [00:17:00] see that hard to just take a drone inspection and go, okay, I know what’s happening.

You need a little more technology in there at times, especially if you have a serial defect. Why do you have a serial defect? Do you need to be, uh, uh, scanning the, the blade a little more deeply, which hasn’t really happened too much in Australia, and I think there’s some issues I’ve seen where it may come into use.

Yeah, I think it, it, it’ll be coming soon. I know some people are bringing stuff in. I’ve got emails sitting in my inbox I need to chase up, but I’m, I’m really going to, to get more into that. Yeah. And John Zalar brought up a very similar, uh, note during his presentation. Go visit your turbines. Yeah, several people said that.

Um, actually Liz said that too. Love it. And, um, let’s this, yeah, you just gotta go have a look. Oh, Barend, I think said bar said it too. Go on site. Have a look at the lunchroom. If the lunch room’s tidy, then you know, win turbine’s gonna be tidy too. And I don’t know about that ’cause I’ve seen some tidy lunchroom that were associated with some, you know, uh, less well performing assets, but it’s, you know, it’s [00:18:00] a good start.

What are we gonna hope for in 2027? What should we. Be talking about it. What do you think we’ll be talking about a year from now? Well, a few people, quite a few people mentioned to me that they were here, they’re new in the industry, and they heard this was the event to go to. Um, and so I, I was always asking them was it okay?

’cause we pitch it quite technical and I definitely don’t wanna reduce. How technical it is. One thing I thought of was maybe we start with a two to five minute introduction, maybe prerecorded about the, the topic, just to know, like for example, um, we had some sessions on rotating equipment. Um, I’m a Blades person.

I don’t know that much about rotating equipment, so maybe, you know, we just explain this is where the pitch bearings are. They do this and you know, there’s the main bearing and it, you know, it does this and just a few minutes like that to orient people. Think that could be good. Last, uh, this year we did a, a masterclass on lightning, a half day masterclass.

Maybe we change that topic every year. Maybe next year it’s blade design, [00:19:00] certification, manufacturing. Um, and then, you know, the next year, whatever, open to suggestions. I mean, in general, we’re open to suggestions, right? Like people write in and, and tell us what you’d wanna see. Um, absolutely. I think we could focus more on technologies might be an, an area like.

It’s a bit, it’s a bit hard ’cause it gets salesy, but Yeah. I think one thing that could actually be interesting and that, uh, there was one guy came up with an older turbine on the LPS system. Mm. Where he wanted to look for a solution and some of the wind farms are getting older and it’s older technology.

So maybe having some, uh, uh, some sessions on that. Because the older turbines, they are vastly different from what we, what we see in the majority with wind farms today. But the maintenance of those are just as important. And if you do that correctly, they’re much easier to lifetime extent than it will likely be for some of the nuance.

But, you know, let. Knock on wood. Um, but, but I think that’s something that could be really interesting and really relevant for the industry and something [00:20:00] that we don’t talk enough about. Yeah. Yeah, that’s true because I, I’m working on a lot of old wind turbines now, and that has been, um, quite a challenge for me because they’re design and built in a way that’s quite different to when, you know, I was poking, designing and building, uh, wind turbine components.

So that’s a good one. Other people mentioned end of life. Mm-hmm. Not just like end of life, like the life is over, but how do you decide when the life end of life is going to be? ’cause you know, like you have a planned life and then you might like to extend, but then you discover you’ve got a serial issue.

Are you gonna fix it? Or you know, how are you gonna fix it? Those are all very interesting questions that, um, can occur. And then also, yeah, what to do with the. The stuff at the end of the Wind Farm lifetime, we could make a half day around those kinds of sessions. I think recycling could actually be good to, to also touch upon and, and I think, yeah, Australia is more on the front of that because of, of your high focus on, on nature and sustainability.

So looking at, well, what do we do with these blades? Or what do we do with the towers of foundation once, uh, [00:21:00] once we do need to decommission them, you know, what is, what are we going to do in Australia about that? Or what is Australia going to do about that? But, you know, what can we bring to the, to the table that that can help drive that discussion?

I think maybe too, helping people sort of templates for their formats on, on how to successfully shadow, monitor, maybe showing them a bit mute, more of, uh. Like cases and stuff, so to get them going a bit more. ’cause we heard a lot of people too say, oh, we’re, we’re teetering on whether we should self operate or whether we continue our FSA, but we, we we’re kind of, we don’t know what we’re doing.

Yeah. In, in not those words. Right. But just providing a bit more of a guidance too. On that side, we say shadow monitoring and I think we all know what it means. If you’ve seen it done, if you haven’t seen it done before. It seems daunting. Mm-hmm. What do you mean shadow monitoring? You mean you got a crack into the SCADA system?

Does that mean I’ve gotta, uh, put CMS out there? Do I do, do I have to be out [00:22:00] on site all the time? The answer that is no to all of those. But there are some fundamental things you do need to do to get to the shadow monitoring that feels good. And the easy one is if there’s drone inspections happening because your FSA, you find out who’s doing the drone inspections and you pay ’em for a second set of drone inspections, just so you have a validation of it, you can see it.

Those are really inexpensive ways to shadow monitor. Uh, but I, I do think we say a lot of terms like that in Australia because we’ve seen it done elsewhere that. Doesn’t really translate. And I, if I, I’m always kind of looking at Rosemary, like, does it, this make sense? What I’m saying makes sense, Rosemary, because it’s hard to tell because so many operators are in sort of a building mode.

I, I see it as. When I talked to them a few years ago, they’re completely FSA, they had really small staffs. Now the staffs are growing much larger, which makes me feel like they’re gonna transition out an FSA. Do we need to provide a little more, uh, insight into how that is done deeper. [00:23:00] Like, these are the tools you, you will need.

This is the kind of people you need to have on staff. This is how you’re gonna organize it, and this is the re these are the resources that you should go after. Mm. Does that make a little si more sense? Yeah. That might be a good. Uh, idea for getting somebody who’s, you know, working for a company that is shadow monitoring overseas and bring them in and they can talk through what that, what that means exactly.

And that goes back to the discussion we were having earlier today by having operators talk about how they’re running their operations. Mm. And I know the last year we tried to have everybody do that and, and they were standoffish. I get it. Because you don’t want to disclose things that your company doesn’t want out in public.

And year two, it felt like there’s a little more. Openness about that. Yeah, there was a few people were quite open about, um, yeah, talking about challenges and some successes as well. I think we’ll have more successes next year ’cause we’ve got more, more things going on. But yeah, definitely would encourage any operators to think about what’s a you A case study that you could give about?

Yeah, it could just be a problem that’s unsolved and I bet you’ll find people that wanna help you [00:24:00] solve that problem. Or it could be something that you struggled with and then you’re doing a better job and Yeah, I mean the. Some operators think that they’re in competition with each other and some think that they’re not really, and the answer is somewhere, somewhere in the middle.

There are, you know, some at least small amounts of competition. But, you know, I just, I just really think that. We’re fighting against each other, trying to win within the wind industry. Then, you know, in 10, 20 years time, especially in Australia, there won’t be any new wind. It’ll just be wind and solar everywhere and, and the energy transition stalled because everyone knows that’s not gonna get us all the way to, you know, a hundred percent renewables.

So, um, I do think that we need to, first of all, fight for wind energy to improve. The status quo is not good enough to take us through the next 20 years. So we do need to collaborate to get better. And then, yeah, I don’t know, once we’re, once we’re one, wind has won, then we can go back to fighting amongst ourselves, I guess.

Is Australia that [00:25:00] laboratory? Yeah, I think I, I say it all the time. I think Australia is the perfect place because I, I do think we’re a little bit more naturally collaborative. For some reason, I don’t know why, it’s not really like a, a cultural thing, but seems to be the case in Australian wind. Um, and also our, our problems are harder than, uh, than what’s being faced elsewhere.

I mean, America has some specific problems right now that are, you know, worse, but in general, operating environment is very harsh Here. We’re so spread out. Everything is so expensive. Cranes are so expensive. Repairs are so expensive. Spares spare. Yeah, spares are crazy expensive. You know, I look every now and then and do reports for people about, you know, what, what’s the average cost for and times for repairs and you know, you get an American values and it’s like, okay, well at a minimum times by five Australia and you know, so.

It, there’s a lot more bang for buck. And the other thing is we just do not have enough, um, enough people, enough. Uh, we’ve got some really smart people. We need a lot more [00:26:00] people that are as smart as that. And you can’t just get that immediately. Like there has been a lot of good transfer over from related industries.

A lot of people that spoke so that, you know, they used to work for thermal power plants and, um, railway, a guy that spoke to a guy had come in from railway. Um. That’s, that’s really good. But it will take some years to get them up to speed. And so in the meantime, we just need to use technology as much as we can to be able to, you know, make the people that good people that we do have, you know, make them go a lot further, um, increase what they can do.

’cause yeah, I don’t think there’s a single, um, asset owner where they couldn’t, you know, double the number of asset managers they had and, you know, ev everyone could use twice as many I think. Yeah, I agree. Yeah. I think something that we really focused on this year is kind of removing the stones that are in people’s path or like helping at least like to, to say like, don’t trip over there.

Don’t trip over here. And I think part of that, like, like you mentioned, is that. [00:27:00] The, the collaborative manner that everyone seemed to have and just, I think 50% of our time that we were in those rooms was just people asking questions to experts, to anybody they really wanted to. Um, and it, it just, everybody getting the same answers, which is really just a really different way to, to do things, I think.

But more than, I mean, we, we we’re still. We’re still struggling with quality in Australia. That’s still a major issue on, on a lot of the components. So until we have that solved, we don’t really know how much of an influence the other factors they really have because it just overshadows everything. And yes, it will be accelerated by extreme weather conditions, but.

What will, how will it work if, if the components are actually fit, uh, fit for purpose in the sense that we don’t have wrinkles in the laminates, that we don’t have, uh, bond lines that are detaching. Mm-hmm. Maybe some of it is because of, uh, mango size hails hitting the blades. Maybe it’s because of extreme temperatures.

Maybe it’s [00:28:00] because of, uh, uh, yeah. At extreme topography, you know, creating, uh, wind conditions that the blades are not designed for. We don’t really know that. We don’t really know for sure. Uh, we just assume, um, Australia has some problems with, not problems, but some challenges with remoteness. We don’t, with, uh, with getting new, new spares that much is absolutely true.

We can’t do anything about that. We just have to, uh, find a way to, to mitigate that. Mm-hmm. But I think we should really be focused on getting quality, uh, getting the quality in, in order. You know, one thing that’s interesting about that, um, so yeah, Australia should be focused more on quality than anybody else, but in, in, in the industry, yeah.

Uh, entire world should be more focused on quality, but also Australia. Yeah. But Australia, probably more than anyone considering how hard it is to, you know, make up for poor quality here. Um. At the same time, Australia for some reason, loves to be the first one with a new technology, loves to have the biggest [00:29:00] turbine.

Um, and the, the latest thing and the newest thing, and I thought it was interesting. I mean, this was operations and maintenance, um, conference, so not really talking about new designs and manufacturing too much, but at least three or four people said, uh. Uh, I would be using less carbon fiber in blades. I would not be, not be going bigger and bigger and bigger.

If I was buying turbines for a new wind farm, I would have, you know, small glass blades and just more of them. So I think that that was really interesting to hear. So many people say it, and I wasn’t even one of them, even though, you know, I would definitely. Say that. I mean, you know, in terms of business, I guess it’s really good to get a lot of, a lot of big blades, but, um, because they just, people, I don’t think people understand that, that bigger blades just have dramatically more quality problems than the smaller ones.

Um, were really kind of exceeded the sweet spot for the current manufacturing methods and materials. I don’t know if you would agree, but it’s, it’s. Possible, but [00:30:00] it’s, it, you know, it’s not like a blade that’s twice as long, doesn’t have twice as many defects. It probably has a hundred times as many defects.

It’s just, uh, it’s really, really challenging to make those big blades, high quality, and no one is doing it all that well right now. I would, however, I got an interesting hypothetical and they’re. Congrats to her for, for putting out that out. But there was an operator that said to me at the conference, so what would you choose hypothetically?

A 70 meter glass fiber blade or a 50 meter carbon fiber blade, so a blade with carbon fiber reinforcement. And I did have to think quite a while about it because there was, it was she say, longer blades, more problems, but carbon blade. Also a lot of new problems. So, so what is it? So I, I ended up saying, well, glass fiber, I would probably go for a longer glass fiber blade, even though it will have some, some different challenges.

It’s easier to repair. Yeah, that’s true. So we can overcome some of the challenges that are, we can also repair carbon. We have done it in air, air, uh, aeronautics for many, many years. But wind is a different beast because we don’t have, uh, [00:31:00] perfect laboratory conditions to repair in. So that would just be a, a really extreme challenge.

So that’s, that’s why I, I would have gone for carbon if, for glass fiber, if, if I, if I could in that hypothe hypothetical. Also makes more energy, the 70 meter compared to it’s a win-win situation.

Well, it’s great to see all of you. Australia. I thought it was a really good conference. And thanks to all our sponsors, uh, til being the primary sponsor for this conference. Uh, we are starting to ramp up for 2027. Hopefully all of you can attend next year. And, uh, Rosie, it’s good to see you in person. Oh, it’s, uh, it’s, it’s exciting when we are actually on the same continent.

Uh, it doesn’t happen very often. And Morton, it’s great to see you too, Yolanda. I see you every day pretty much. So she’s part of our team, so I, it’s great to see you out. This is actually the first time, me and Rosie, we have seen each other. We’ve, we’ve known each other for years. Yeah. Yeah. The first time we actually, uh, been, been, yeah.

Within, uh, yeah. [00:32:00] Same room. Yep. And same continent. Yeah. Yeah. So that’s been awesome. And also it’s my first time meeting Yolanda in person too. So yeah, that’s our first time. And same. So thanks so much for everybody that attended, uh, woma 2026. We’ll see you at Woma 2027 and uh, check us out next week for the Uptime Wind Energy Podcast.

WOMA 2026 Recap Live from Melbourne

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What Can Stop Climate Change?

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I looked through a few of the many thousands of responses to the question above on social media and have concluded:

If you ask uneducated people who know essentially nothing about global warming, you’ll find that nothing can stop it, because it’s been going on since the origin of the planet. Others say that God controls the planet’s temperature.

If you ask climate scientists who work in laboratories around the globe who have been studying this subject for decades, you’ll find that there are two key answers: a) decarbonization of our transportation and energy sectors and b) halting the destruction of our rain forests.

As always, we have a choice to make: ignorance or science.

What Can Stop Climate Change?

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