This guy was talking not of Fuel cells but buring it in an internal combustion engine. It would be better in a fuel cell but why convert. Directly to batteries I think is best. Lawrence Rhodes... ----- Original Message ----- From: "Chuck Hursch" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Friday, August 30, 2002 1:21 PM Subject: Re: Got on the radio. Coast to coast AM. Subject:Hydrogen
> > ----- Original Message ----- > From: josh <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Friday, August 30, 2002 2:55 AM > Subject: Re: Got on the radio. Coast to coast AM. > Subject:Hydrogen > > > > On Fri, 30 Aug 2002 02:16:52 -0700, you wrote: > > > > >Well I found out that it takes 45KW to make one gallon of > Hydrogen. I > > >challenged the guest to compare electric to internal > combustion hydrogen. I > > >think he is a paid lobby for the car companies. So it would > take 45Kw to > > >run an internal combustion hydrogen car 25 to 35 miles. > Wouldn't 45kw take > > >the average conversion about 100 miles. If you were using a > fuel cell would > > >a gallon of hydrogen make 45kw to run your electric car? Can't > seem to find > > >anything in the archieves about how far a kw takes you. > Lawrence Rhodes.... > > > > Do you mean kw, or kWh? > > > > Depending on which EV you are driving, I suppose a kWh might > get you 2 or 3 > > miles (your mileage could vary). Amount carried on board may > differ from the > > amount it took to get it there. > > Probably most EVs are getting 2-3 mi/kwh upstream of the charger > (ie. on the AC side). My Rabbit bounces around anywhere from > 1.5mi/kwh to 3.5mi/kwh, depending on how short my trip is (and > how large a percentage of the trip is my big hill), how balanced > the pack is, etc. I've measured this with an AC kwh-meter. > > > > 45 kWh might get you 90 to 135 miles, assuming the fallible > numbers I assumed. > > A gallon of gasoline might be about 106,000 BTU which is > 106000/3412 kwh or > > about 31 kWh. > > If we assume that the hydrogen is in place of the batteries, we > can remove the inefficiency of the batteries. People on the list > seem to be citing numbers like 100-300 Wh/mi from their E-meters, > so flip that and we get 3-10 mi/kwh. I suspect 100 Wh/mi is a > little low. So I would guess that if we have an honest 45kWh to > run through the controller, we would see more like 150-200 miles. > > I've seen numbers of 33, 36, and 38 kWh in a gallon of gasoline. >
