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Re: [EVDL] Magnetic Shock Absorber & EV

Exhaust driven generator:

Waste heat (muffler) electric generator:

----- Original Message -----
From: "Danny Miller" <[email protected]>
To: "Electric Vehicle Discussion List" <[email protected]>
Sent: Sunday, October 07, 2007 6:08 PM
Subject: Re: [EVDL] Magnetic Shock Absorber & EV

> Peltiers are thermocouples. Either one is technically called a Seebeck
> device when generating a voltage from a temp differential.
> Thermoelectric cooling's effectiveness is not that great, and few
> devices have any sense of very long-term durability. Larger devices can
> make a few watts. The thermal expansion and contraction makes thermal
> mounting very difficult and stresses the device. Sometimes they
> delaminate in a mechanical failure, exposure to elevated temps also
> degrades them and eventually causes failure. A temp regulated heat
> source greated reduces that problem, but that won't happen in an ICE.
> Danny
> Jeff Shanab wrote:
>>I thought about this many times, even before I got into EV's.
>>Maybe enough to offset the usage in some energy used in an active
>>suspension system. ie hitting a bump throws the wheel up, and the
>>circuit begins to slow the overshoot before it impacts the body, then a
>>portion of that energy is used to return the wheel to proper ride
>>position faster than either gravity or the spring without overshoot.
>>For that matter, I sometimes wonder why ICE cars have alternators at
>>all(no I don't they are cheap, and need service.) If over 70% of the
>>energy in a gallon of gas is wasted as heat, why not have a thermocouple
>>battery or even peltier pile on the exhaust manifold to recharge the
>>battery. This is dangerously off topic unless it could make a range
>>extender trailer better than integrated ICE drive. In otherwords
>>compensate for some of the excess conversions that make range extender
>>trailers worse mpg than just running the gas alone.
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