Re: [carfree_cities] Stirling engines powered by waste methane from coal mines
- 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.
>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.
>What is main reason Stirling has not become popular
>again? I realise there are new versions in Swedish
>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!
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J.H. Crawford Carfree Cities