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Dew Point Calculation in a Gas Mixture

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Dew Point Calculation in a Gas Mixture fac 03-19-2008
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Posted by -zero on March 22, 2008, 12:11 am

>
>>
>>> Do you know if there is any standar to calculate this. The composition
>>> will
>>> not remain always the same, so the dew point should change
>>
>> You may want to start here;
>> http://www.jehar.com/dewpnt.htm
>>
>> This will calculate the fuel dewpoint based upon the sulfur content,
>> and
>> will very according to burner, fuel type and combustion air used.
>> However, your numbers look more like sampling from a Kiln or Process
>> Dryer. That involves variable moisture from the process interacting with
>> burner
>> firing rate. It can be VERY complicated to calculate in advance.
>> You can monitor that in real time if you must, but why you would want
>> to, I have no idea.
>>
>> Why DO you need this information?
>
>
> He wants you to do his homework for him :-)

True. That's never ruled out of the realm of possibility on alt.hvac. ;-)


>



Posted by on March 21, 2008, 8:40 pm
On Fri, 21 Mar 2008 18:38:12 -0400, "-zero"

>
>> Do you know if there is any standar to calculate this. The composition
>> will
>> not remain always the same, so the dew point should change
>
>You may want to start here;
>http://www.jehar.com/dewpnt.htm
>
> This will calculate the fuel dewpoint based upon the sulfur content, and
>will very according to burner, fuel type and combustion air used.
> However, your numbers look more like sampling from a Kiln or Process
>Dryer. That involves variable moisture from the process interacting with
>burner
>firing rate. It can be VERY complicated to calculate in advance.
>You can monitor that in real time if you must, but why you would want
>to, I have no idea.
>
>Why DO you need this information?

        It's a burning question.


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Posted by -zero on March 22, 2008, 12:19 am

> On Fri, 21 Mar 2008 18:38:12 -0400, "-zero"
>
>>
>>> Do you know if there is any standar to calculate this. The composition
>>> will
>>> not remain always the same, so the dew point should change
>>
>>You may want to start here;
>>http://www.jehar.com/dewpnt.htm
>>
>> This will calculate the fuel dewpoint based upon the sulfur content,
>> and
>>will very according to burner, fuel type and combustion air used.
>> However, your numbers look more like sampling from a Kiln or Process
>>Dryer. That involves variable moisture from the process interacting with
>>burner
>>firing rate. It can be VERY complicated to calculate in advance.
>>You can monitor that in real time if you must, but why you would want
>>to, I have no idea.
>>
>>Why DO you need this information?
>
> It's a burning question.

And may ignite a plume of fiery discussion.

-zero



Posted by =?ISO-8859-15?Q?Tekkie=AE?= on March 25, 2008, 10:08 pm
-zero posted for all of us...

>
> > On Fri, 21 Mar 2008 18:38:12 -0400, "-zero"
> >
> >>
> >>> Do you know if there is any standar to calculate this. The composition
> >>> will
> >>> not remain always the same, so the dew point should change
> >>
> >>You may want to start here;
> >>http://www.jehar.com/dewpnt.htm
> >>
> >> This will calculate the fuel dewpoint based upon the sulfur content,
> >> and
> >>will very according to burner, fuel type and combustion air used.
> >> However, your numbers look more like sampling from a Kiln or Process
> >>Dryer. That involves variable moisture from the process interacting with
> >>burner
> >>firing rate. It can be VERY complicated to calculate in advance.
> >>You can monitor that in real time if you must, but why you would want
> >>to, I have no idea.
> >>
> >>Why DO you need this information?
> >
> > It's a burning question.
>
> And may ignite a plume of fiery discussion.
>
> -zero
>
>
>
I'm all dewy eyed... My gases flue away and condensate dribbles down my pipe
while acid tongued and sulphurous smells ignite the flames that heat my very
being. It's been a gas.
--
Tekkie Don't bother to thank me, I do this as a public service.

Posted by Noon-Air on March 25, 2008, 11:14 pm

> -zero posted for all of us...
>
>>
>> > On Fri, 21 Mar 2008 18:38:12 -0400, "-zero"
>> >
>> >>
>> >>> Do you know if there is any standar to calculate this. The
>> >>> composition
>> >>> will
>> >>> not remain always the same, so the dew point should change
>> >>
>> >>You may want to start here;
>> >>http://www.jehar.com/dewpnt.htm
>> >>
>> >> This will calculate the fuel dewpoint based upon the sulfur content,
>> >> and
>> >>will very according to burner, fuel type and combustion air used.
>> >> However, your numbers look more like sampling from a Kiln or Process
>> >>Dryer. That involves variable moisture from the process interacting
>> >>with
>> >>burner
>> >>firing rate. It can be VERY complicated to calculate in advance.
>> >>You can monitor that in real time if you must, but why you would want
>> >>to, I have no idea.
>> >>
>> >>Why DO you need this information?
>> >
>> > It's a burning question.
>>
>> And may ignite a plume of fiery discussion.
>>
>> -zero
>>
>>
>>
> I'm all dewy eyed... My gases flue away and condensate dribbles down my
> pipe
> while acid tongued and sulphurous smells ignite the flames that heat my
> very
> being. It's been a gas.

I guess thats just a fancy way of saying you had lunch at Taco Bell??


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