[bldg-sim] about pv simulation
John Aulbach
jra_sac at yahoo.com
Sun May 7 21:23:15 PDT 2006
Could you translate this into English, Sir? I am a PE,
working for an MEP sustainable design company in the
US West Coast, interested in PV in buildings if
feasible.
And I have NO idea what you are saying...
--- JRR <energy.wwind at cox.net> wrote:
> Of Course!! If 650 W/m**2 direct beam lands on
> horizontal patch June
> 21st, and.........
> we use the newest Cyprus Semiconductor PV cells -
> whopping 20% efficient,
> we get an additional 130 W. That is load avoided
> plus power produced >>
> 780 W difference from doing nothing. PV is VERY
> expensive unless you
> need no-moving-parts reliability, so maybe it
> should include lower cost
> augmentation ---
> moving am/pm wing reflectors, and/or seasonal tilt
> when it's not in
> space.......
>
> BTW a good ammonia superheated cycle will
> crank out 35 -- 38% with an ~ 8:1 concentrating
> collector........
> I'll take the NH3 at over 100 kW output.
>
> PV has political merit, BIPV even more,,,,,,,,
> Why not call these things Photovoltaic /Thermal --
> PV/T collectors ??
> Is that thesis on line somewhere ??
>
> John R Ross P.E.
> Westwind Corporation
> Vienna, Virginia
>
> Jeff Haberl wrote:
>
> >PVFCHART and DOE-2 can be used in combination.
> There's a PhD thesis on this by Keith Sylvester at
> Texas A&M. It shows you actually save more $ on the
> cooling reduction from the shade from the BIPV than
> the electricity generated.
> >
> >Jeff
> >BB 8=! 8=) :=) 8=) ;=) 8=) 8=( 8=) :=')
> 8=) 8=) 8=? BB
> >
> >Jeff S. Haberl, Ph.D.,
> P.E.............................jhaberl at esl.tamu.edu
> >
>
>Professor......................................................Office
> Ph: 979-845-6507
> >
> >Department of
> Architecture.......................Lab Ph:
> 979-845-6065
> >
> >Energy Systems
> Laboratory.......................FAX: 979-862-2457
> >
> >Texas A&M
> University..............................77843-3581
> >
> >College Station, Texas,
> USA.......................URL: www-esl.tamu.edu
> >
> >BB 8=/ 8=) :=) 8=) ;=) 8=) 8=() 8=) 8=? 8=)
> 8=) 8= BB
> >
> >
> >-----Original Message-----
> >From: BLDG-SIM at gard.com
> >To: BLDG-SIM at gard.com
> >Sent: Wed Apr 26 19:23:25 2006
> >Subject: [BLDG-SIM] about pv simulation
> >
> >dear all, i am trying to do simulation for bipv and
> bipv/t in residential buildings for annual
> eletricity yield and energy efficiency.
> >what programs are available for that research
> purpose? is espr suitable or should i use pv program
> PV sol or PvSyst?
> >is espr good for that simulation?
> >it will be highly appreciated if you can give any
> suggestion
> >best regards,
> >
> >matthew
> >
> >
> >
>
>
>
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