Friday, June 6, 2025

Compare the mixing ratio of two air parcels

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Sometimes it is useful to know whether land air is more or less humid than air from the sea. Here is my Delphi code that allows comparison v...
Tuesday, May 20, 2025

Evaporative cooling of air

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procedure EvapCool; var iocode:integer; ch:char; Tap1,Tap2,HR1,HR2,T1,T2,RHwb,Twb,Pwb,effc,Pv1,Pv2,Psat1,Psat2, RH1,RH2,Pa1,Pa2,Tk1,Tk2...
Tuesday, April 29, 2025

Percentage of oxygen in air

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procedure PercO; var iocode:integer; ch,chm:char; t1,rh1,rh2,pv1,pa1,mv1,ma1,psat1, a1,b1,c1,tk1,p1,PO2,Perco2:extended; begin repe...
Saturday, April 19, 2025

Air density after adding water vapour Turbo Pascal code

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procedure RHnew; var iocode:integer; ch,chm:char; Dens1,dens2,hr1,hr2,t2,t1,rh1,rh2,pv1,pa1,pa2,mv1,mv2,ma1,psat1,psat2, mf1,mf2,pv2,a1...

Air density after adding water vapour Delphi Code

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procedure TForm1.Button1Click(Sender: TObject); label 1; var hr1,hr2,t2,t1,rh1,rh2,pv1,pa1,pa2,mv1,mv2,ma1,psat1,psat2, mf1,mf2,pv2,a1,b1,c1...
Wednesday, March 25, 2020

Covid-19 and vitamin D

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From articles that I have read it appears that lack of sunshine or vitamin D could increase covid-19 infection rates - see  https:// www.ins...
Saturday, February 1, 2020

Sample code

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label 1; var T1,Rh1,RH2,T2,T1c,ht,Psat1,Psat2,Pv,Tdew,Psat:extended; errors1:boolean; calcstr2,calcstr1:string[30]; begin errors1:=fal...
Saturday, January 11, 2020

Problems with renewable energy

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https://wattsupwiththat.com/2018/12/23/solar-panel-waste-a-disposal-problem/  says:  " Solar photovoltaic panels, whose operating life...
Thursday, January 9, 2020

Facebook Profile and Other Sites

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My Facebook profile is at  https://www.facebook.com/profile.php For other sites of mine see  https://temsites.blogspot.com
Wednesday, January 8, 2020

Cheap Energy for Africa with Carbon Dioxide Reduction

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For reliable renewable energy one needs costly batteries for steady supply and it seems unlikely we will be able to afford sufficient suppli...
Tuesday, November 26, 2019

Lift for a balloon by adding water vapour

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Example: Surrounding air is at 25 deg C and RH=60% and P=100 kPa. A cubic metre of the surrounding air has 1.6 kg of water evaporated into i...
Friday, November 1, 2019

Amount of basalt to react with CO2 in air

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I believe we will need to take CO2, SO2, NOx, etc, out of the air with powdered basalt and other alkaline rocks. You can join my group  http...
Saturday, September 14, 2019

Water from air Delphi2 Code

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THE CODE BELOW IS FREEWARE: T1 is the temperature of the surrounding air in deg C, RH1 is the relative humidity in percent, P1 is the atmos...
Saturday, August 31, 2019

Removal of methane from the atmosphere

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https://en.wikipedia.org/wiki/ Atmospheric_methane#Removal_processes  says " Furthermore, in an attempt to absorb the methane that is a...