Posted by Wardner on February 14, 2010 at 17:12:59 from (4.154.247.168):
In Reply to: Re: LNG posted by paul on February 14, 2010 at 15:18:39:
LNG is not stored at 3000 PSI. CNG (comprressed natural gas) is. Energy density is much higher with LNG. CNG vehicles have been around a long time. Many metro busses use it.
I believe the dewars that contain LNG are rated for around 100 PSI. Any pressure above that is vented to atmosphere or is compressed and condensed back to liquid. In a proper system, it is consumed without waste.
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