[DeTomaso] question for all you rocket scientists
Rick
rwgushue at gte.net
Wed Jun 20 01:39:58 EDT 2007
I asked my brother-in-law who IS a rocket scientist for Boeing and he
said none of this is worth replying to... his words, not mine...probably
what the Dawg would say too.
Rick
1582
Paul Memont wrote:
> I agree that the hoses and such are indeed flexible and give some, but
> with pressure building while engine heat rises these parts hold the
> pressure otherwise they burst and a boil over results. Doesn't the
> spring determine the pressure setting? I would agree that a huge change
> in outside pressure might have an effect on the caps inside pressure and
> thus the boiling point.
>
> Am I loosing it?
>
> Thanks for your patience,
>
> Paul
>
>
>
> Stephen Waybright wrote:
>
>>Isn't the pressure rating of the cap relative to the outside ambient
>>pressure? You essentially have ambient pressure outside the face of cap
>>valve, plus the spring which provides the force to oppose internal
>>pressure difference up to the caps PSI rating.
>>
>>
>>--- arado7 at sbcglobal.net wrote:
>>
>>
>>
>>>Subject: Re: question for all you rocket scientists
>>>
>>>
>>>
>>>
>>>>Unless I just don't understand, with a radiator cap on the car the
>>>>
>>>
>>>amount
>>>
>>>
>>>>of oxygen in the air would not matter to the temp in the radiator.
>>>>
>>>
>>>The
>>>
>>>
>>>>boiling point would be higher depending on the rating of the cap
>>>>
>>>
>>>and not
>>>
>>>
>>>>the outside air.
>>>>
>>>>Guide me if I'm wrong.
>>>>
>>>>Paul
>>>>
>>>
>>>The cooling system of a car is not a rigid sealed system. There are
>>>rubber
>>>hoses and flexible sheet metal elements in radiator and heating coil.
>>>
>>>Therefore I believe atmospheric pressure would influence boiling
>>>point.
>>>Gary B9472283
>>>
>>
>>
>>
>
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