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Re: [carfree_cities] Stirling engines powered by waste methane from coal mines

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  • J.H. Crawford
    Hi All, Errrrrr, Todd wanted a long discussion on this topic. I consider it pretty far off-topic and would prefer that replies to this question be direct to
    Message 1 of 2 , Jun 4, 2005
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      Hi All,

      Errrrrr, Todd wanted a long discussion on this topic.
      I consider it pretty far off-topic and would prefer that
      replies to this question be direct to Todd, OFF LIST.

      Thanks!


      >Hi,
      >
      >Can someone direct me to some good
      >objective-as-possible infosources (websites,
      >listserves) where i can find out about and get
      >opinions on the idea and/or previous examples of
      >Stirling engines powered by waste methane from coal
      >mines? And give me your own opinions, of course. I
      >realise other renewable sources like solar can get a
      >Stirling engine all hot (and cold) and bothered but I
      >think burning methane just venting out as waste from
      >coal mines might be a better solution in not the
      >windiest and not the sunniest central europe.
      >
      >See:
      ><http://www.climatecare.org/projects/view.cfm?content_id=87A68373-A30B-62C4->00C941D51A464478>
      >
      >What is main reason Stirling has not become popular
      >again? I realise there are new versions in Swedish
      >submarine
      ><www.kockums.se/Products/kockumsstirlingm.html>, and
      >that another company is planning a huge solar powered
      >Stirling system in Arizona <www.stirlingenergy.com>
      >...
      >
      >The specific application would be motive power for a
      >rebuilt regional train - as many as 100 - on a
      >non-electrified corridor, possibly using
      >supercapacitors and/or hybrid system. The current plan
      >is just for new diesel engines to be installed, so I
      >am concerned about oil price rises making ticket
      >prices go up. I dont know if Stirling would/should be
      >stationary (and generate electricity) or on train (and
      >use onboard methane to run an onboard Stirling.. or a
      >modified internal combustion engine, leaving Stirling
      >out of it)... you tell me.
      >
      >The goal is not to replace any power source on a
      >worldwide scale but to use locally available fuel
      >sources for local applications. The regional train
      >would also be (partly) owned by regional entities. The
      >methane coming from source of very dirty power (coal
      >mines) in the same region adds a symbolic element
      >beyond the practical one. I am in touch with all these
      >people, too. (The director of the company that is
      >rebuilding the regional trains is also chairman of CZ
      >industry assoc. that officially supports "On the
      >Train" AND someone from a private rail company that
      >transports alot of coal is an "unofficial advisor" and
      >his company runs their own regional train!.
      >
      >So, what I am getting at is that if the info I get
      >helps create a workable scenario it could be applied,
      >and perhaps soon!
      >
      >
      >Todd
      >
      >
      >
      >
      >
      >
      >
      >
      >
      >
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      >
      >


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