Solar Energy Acronyms
| Acronym | Meaning | Units |
|---|---|---|
| LON | local longitude | degrees |
| AST | aparent solar time | |
| LSM | local standand time meridian | |
| Ac | System size | m^2 |
| fs | fraction of heat load | |
| CRF | Cost Recovery Factor | |
| BLC | building loss coeficent | |
| DD | degree day | |
| LOEP | loss of energy probability | % |
| PV | photovoltaic | NA |
| SPGR | specific gravity | |
| SOC | state of charge | |
| DOD | depth of discharge | |
| MPPT | maximum power point tracker | NA |
| mAH | milli-Amp hour | mAH |
| S.A.P.V. | Stand allown photovoltaic | NA |
| BFV | ? | |
| NOCT | normal cell temperature | C |
| FF | fill factor | |
| TRW | companies PV cell electrical model | NA |
| DHW | domestic hot water | NA |
| CFD | cumulative frequency distribution | |
| GCR | ground cover ratio | % |
| DOC | depth of charge | |
| EOT | Equation of time | NA |
| SHGF | solar heat gain factor | |
| IRR | internal rate of return | |
| P.O.P | Payback period | |
| Q | volume air flow rate | m^3/s |
| F | heat loss per length | W/m/C |
| hfg | enthropy of vaporization | kJ/kg |
| cp | specific heat | kJ/kg/K |
| q | heat loss | |
| HDD | heating degree days | C*days |
| DHC | Diurnal Heat Capacity | Btu/degree(F)/ft^2 |
| EHC | Effective Heat Capacity | |
| SHGF | Solar Heat Gain Factor |