20:2820:28, 10 April 2018diffhist−2,268
Psychrometrics
Undid revision 835612938. Equations not correct for specific humidity or relative humiidity as defined by WMO, ASHRAE. There all already two RH definitions in the article (one too many) . Also see Wikipedia Relative Humidity re air holding water vapor.Tag: Undo
17:3717:37, 18 December 2014diffhist−49
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Psychrometrics
Undid revision: the units of "water vapor per unit volume of air" are not as stated. If units are necessary they are kg_wv/m^3
17:1617:16, 11 December 2009diffhist+3
Psychrometrics
Removed descriiption of the Mollier steam p-h diagram and added discussion or plotting coordinates for the Mollier and ASHRAE charts.
00:1100:11, 11 December 2009diffhist−64
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Psychrometrics
Reverted to the Mollier "h-x" diagram (sometimes called "i-x". The December 2 edits referred to Mollier's p-h diagram for steam which is not a psychrometric diagram.
16:1716:17, 24 November 2009diffhist+41
Psychrometrics
Removed Ogawa self-made chart which only displayed only 14 vertical dry-bulb temperature isolines and no other isolines and reverted to chart of late October 2009