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Posted by Zyp on March 21, 2008, 12:40 pm
-zero wrote:
show/hide quoted text
>> I have a heated mixture of:
>> O2: 12%
>> H2O: 13%
>> N2: 70%
>> CO2: 5%
>> Temperature: is around 200ēC.
>> Somebody is asking me about the dew point. I know how to calculate
>> the dew point if it were H2O in air (using psicometric ASHRAE
>> diagrams) but I am not
>> able to calculate it in this mixture.
> That would be a flue-gas mixture, not a fuel-gas mixture. It will
> condense according to the environment the flue is discharged into.
> To keep it from condensing inside the pipe, insulate the pipe
> to keep it above 250° Fahrenheit.
> -zero
Well there ya go... see, I didn't see the writing on the wall :)
--
Zyp
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Posted by -zero on March 21, 2008, 6:37 pm
show/hide quoted text
> -zero wrote:
>>> I have a heated mixture of:
>>> O2: 12%
>>> H2O: 13%
>>> N2: 70%
>>> CO2: 5%
>>> Temperature: is around 200ēC.
>>> Somebody is asking me about the dew point. I know how to calculate
>>> the dew point if it were H2O in air (using psicometric ASHRAE
>>> diagrams) but I am not
>>> able to calculate it in this mixture.
>> That would be a flue-gas mixture, not a fuel-gas mixture. It will
>> condense according to the environment the flue is discharged into.
>> To keep it from condensing inside the pipe, insulate the pipe
>> to keep it above 250° Fahrenheit.
>> -zero
> Well there ya go... see, I didn't see the writing on the wall :)
Well,,, sniffing too much flue gas will do that to ya. ;o)
show/hide quoted text
> Zyp
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Posted by Zyp on March 22, 2008, 3:29 pm
-zero wrote:
show/hide quoted text
>> -zero wrote:
>>>> I have a heated mixture of:
>>>> O2: 12%
>>>> H2O: 13%
>>>> N2: 70%
>>>> CO2: 5%
>>>> Temperature: is around 200ēC.
>>>> Somebody is asking me about the dew point. I know how to calculate
>>>> the dew point if it were H2O in air (using psicometric ASHRAE
>>>> diagrams) but I am not
>>>> able to calculate it in this mixture.
>>> That would be a flue-gas mixture, not a fuel-gas mixture. It will
>>> condense according to the environment the flue is discharged into.
>>> To keep it from condensing inside the pipe, insulate the pipe
>>> to keep it above 250° Fahrenheit.
>>> -zero
>> Well there ya go... see, I didn't see the writing on the wall :)
> Well,,, sniffing too much flue gas will do that to ya. ;o)
>> Zyp
ROFL
--
Zyp
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Posted by .p.jm on March 22, 2008, 4:32 pm
show/hide quoted text
>-zero wrote:
>>> -zero wrote:
>>>>> I have a heated mixture of:
>>>>> O2: 12%
>>>>> H2O: 13%
>>>>> N2: 70%
>>>>> CO2: 5%
>>>>> Temperature: is around 200ēC.
>>>>> Somebody is asking me about the dew point. I know how to calculate
>>>>> the dew point if it were H2O in air (using psicometric ASHRAE
>>>>> diagrams) but I am not
>>>>> able to calculate it in this mixture.
>>>> That would be a flue-gas mixture, not a fuel-gas mixture. It will
>>>> condense according to the environment the flue is discharged into.
>>>> To keep it from condensing inside the pipe, insulate the pipe
>>>> to keep it above 250° Fahrenheit.
>>>> -zero
>>> Well there ya go... see, I didn't see the writing on the wall :)
>> Well,,, sniffing too much flue gas will do that to ya. ;o)
>>> Zyp
>ROFL
Well, don't sit around and fume about it !
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Posted by fac on March 21, 2008, 2:15 pm
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
Thanks
show/hide quoted text
> >I have a heated mixture of:
> > O2: 12%
> > H2O: 13%
> > N2: 70%
> > CO2: 5%
> > Temperature: is around 200ēC.
> > Somebody is asking me about the dew point. I know how to calculate the
dew
show/hide quoted text
> > point if it were H2O in air (using psicometric ASHRAE diagrams) but I am
> > not
> > able to calculate it in this mixture.
> That would be a flue-gas mixture, not a fuel-gas mixture. It will
> condense according to the environment the flue is discharged into.
> To keep it from condensing inside the pipe, insulate the pipe
> to keep it above 250° Fahrenheit.
> -zero
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>> O2: 12%
>> H2O: 13%
>> N2: 70%
>> CO2: 5%
>> Temperature: is around 200ēC.
>> Somebody is asking me about the dew point. I know how to calculate
>> the dew point if it were H2O in air (using psicometric ASHRAE
>> diagrams) but I am not
>> able to calculate it in this mixture.
> That would be a flue-gas mixture, not a fuel-gas mixture. It will
> condense according to the environment the flue is discharged into.
> To keep it from condensing inside the pipe, insulate the pipe
> to keep it above 250° Fahrenheit.
> -zero