Is Green Hydrogen the Solution for Dirty Diggers?!



What happens if you can’t get a battery big enough or don’t have access to charging infrastructure? JCB has been investigating hydrogen combustion and hydrogen fuel cell technologies for the iconic backhoe loader. The question is, is hydrogen combustion a truly sustainable and workable solution to clean up these dirty diggers? We sent Robert and Helen to find out!

Timestamps:
00:00 Any excuse to play in a digger
01:10 Hydrogen Combustion?!
05:07 We went to the factory
08:30 Refuelling?
10:44 How does it work?
13:18 How efficient is it?
16:30 Hydrogen Infrastructure
18:24 What did Robert and Helen think?

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#JCB #Digger #Tractor #hydrogen #sustainability

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43 thoughts on “Is Green Hydrogen the Solution for Dirty Diggers?!”

  1. When will people learn, Batteries are a fossil fuel, hydrogen systems are literally the really Future, unless we have a magic batterys, NOx is trade of but can be Tuned out yes you run about 25% less power but if you cycle it and work it you make it work, combined with Solar eletrolsys or runing a diseal water hybrid is totally possible. work is Dirty and the goal to make work cleaner is the future.

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  2. Hydrogen has to be green, if not you might as well burn oil, the cost to manufacture a engine to run on hydrogen does not make sense for the 21 century, take a look at what Hitachi is doing in the mining industry, Sandvik has proven BEV technology for their under ground vehicles they are not going combustion, JCB probably have hundreds of casting of crankcase and heads that they need to get rid. Come JCB you can do better than this

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  3. Perfect geothermal and hydrogen will scale with irrelevant CO2 production. Also the oil companies have the drilling and fracking tech so maybe they can be incentivised to transition.

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  4. Had to stop watching after six minutes. Couldn't stand anymore of the pro-hydrogen bull. JCB are trying to sideline the future of heavy machinery powered by batteries by saying they aren't small enough and light enough. They are intentionally ignoring the significant and ongoing improvement in battery technology. Cost, weight, density and size have all improved vastly in just ten years. If you add the possibilities of structural battery use then you can easily see this kind of heavy plant working on battery power. It's just another sad attempt to keep people beholden to fossil fuels.

    I'm so glad Robert started by firstly pointing out how much better the battery electric digger is and then making it clear that this is a fossil fuel derivative powering the tractor type loader. It's not green, it's not clean and it's not fooling anyone.

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  5. I went into this video very sceptical, but I can see why fuel cells might not be viable yet (and battery was clearly not going to be suited yet, if ever). If they can get these actually out on building sites in the next 2-3 years, that's a huge step – "good" now is better than "perfect but not available for 20 years"

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  6. This was what I was thinking was going to be the future. Lorries 🚛 trucks 🛻 and diggers etc where they will be worked hard or need to cover large distances and do not have the time to recharge for hours at a time.

    I can also see where current Diesel engine owners could get a few modifications added to there current motor and drive on hydrogen.

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  7. Love the show, will never stop watching, keep up the good work! I do have a question, why not use hydroelectric power to produce hydrogen, I mean the waters right there.

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  8. 'Green' Hydrogen is key for 'BIG' machines.
    But make sure its 'Green' so government Grants (our Taxes) goes into investment for next gen clean, more powerful future.

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  9. Love this, and also love the idea that it's feasible to manufacture hydrogeon locally rather than importing it and refining it from thousands of kms away. Is the next step, hydrgeon ICE UTEs and ICE cars?

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  10. One thing I have always wondered about the use of H2 in a combustion engine is the diffusivity and absorption of hydrogen into metals. I'm not an expert on the topic, but I do know that hydrogen can enter and dissolve into the crystal structure of many metals, often making the metal more brittle. It would be interesting to know how do they avoid this problem, if they have to use different metal alloys or if it's actually not an issue with the common metals used in the engine block.

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  11. It’s a stopgap which will maintain their costly service revenues. Every ICE car has this factored into the overall cost of ownership. Hence EVs are so expensive. They’ve priced in the loss of revenue as they need very little servicing. My e-golf is now four years old and has never seen the inside of the garage. I add blue, blue screen wash. And the battery is still as good as new.

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  12. so if car manufacturers do a retro fit for their diesels just think how much carbon could be saved by not scrapping cars and not building new cars, know this will be a shock to them but there are some cars on the market that this would be good for and it will mean that the lower paid won't need to find thousands to buy new car

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  13. I always used think , Why can’t we use hydrogen gas directly in combustion engine , like we use CNG vehicles in India . Glad to see this is already exist and innovative idea actually working . As long as hydrogen is green and cheap , it’s most optimal way to go green as it’s doesn’t require much change in Engine technology .

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  14. Batteries are a much more efficient use of electricity than creating and burning hydrogen. There may be situations where batteries can't currently be used for plant, but hopefully they will become fewer, as their is little sign that we'll get a general hydrogen distribution system, so JCB could struggle sourcing it

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  15. Amazing. Very impressed by the relatively small changes required. I would expect that combustion of hydrogen is less efficient that a PEM cell, but look around today and you see that the most efficient solution to energy is at the confluence of cost and efficiency. By utilising existing designs and changing a fraction of the engine, the delivered cost will be low, easily offsetting 'losses' in efficiency. Consider also the ruthenium etc. metal savings as well! Plus you can deliver you product to customers quickly. I think these will become more popular that the additional cost of battery, cell and management systems, which formerly made hydrogen power more expensive. Now if they can scale up for long distance trucking, I can see the more complex designs falling by the wayside. The complex designs for trucks only make sense when hydrogen is $6-10 per kg (now); but when it falls to $2 per kg, combustion heavy trucking fleet solutions will make economic sense and will become more popular. But what about ammonia power and combustion…?

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  16. Internal combustion engines have efficiency problems with hydrogen, but if this company figured out how to do that and because this makes it a lot more cheaper than fuel cells than that's a big win win!

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  17. If they have ruled out the swapping battery 🔋 stations maybe but without that equations the conclusion is biased 😉 towards keeping fuel ⛽️ in the equations.

    I understand that it won't apply to every cases but it still produces a lot of CO2 during the lifetime of the fuel consumption of the equipments.

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  18. Interesting that everything below the engine head is the same, so possibly they could make an Diesel engine overhaul upgrade package. If you were to be replacing anything deep in the engine like a head gasket there could be the option to hydrogen retrofit. Would make cleaning the aging fleet much faster.

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  19. it would be amazing if it is possible to convert older diesel engines into being able to use hydrogen as fuel! that way, A LOT of older machines can still be used without companies needing to buy something new.

    Reply

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