Home  >  Explore Systems  >

Alvin High School

System Details

Location	Alvin, TX   Map
Capacity	1.120 KWdc, 1.008 KWac
Commissioned Date	November 12, 2003
Monitoring Method	Soltrex
Array Azimuth	180°   What's this?
Array Tilt	30°   What's this?

Module Make and Model	Module Wdc	Quantity	Total Capacity (KWdc)
Shell SP-140-PC	140	8	1.120
Inverter Make and Model	Inverter Wac	Quantity	Total Capacity (KWac)
SMA Sunny Boy 1800U	1800	1	1.800

Latest Graph Data

Showing: Power output in kilowatts (kW)
		Choose a graph: Power Output Air Temperature (Avg.) Wind Speed Custom... Unit Converter

Modeled vs. Measured Energy

PV Energy (kWh)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Tot
Modeled kWh	102	101	132	134	131	127	134	134	131	131	103	91	1,451
2010 Actual kWh 2010 Ratio to Model	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00				0 0.00
2009 Actual kWh 2009 Ratio to Model	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00
2008 Actual kWh 2008 Ratio to Model	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00
2007 Actual kWh 2007 Ratio to Model	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00
2006 Actual kWh 2006 Ratio to Model	0 0.00	0 0.00	132 1.00	134 1.00	131 1.00	127 1.00	134 1.00	134 1.00	131 1.00	131 1.00	103 1.00	91 1.00	1,248 0.86
2005 Actual kWh 2005 Ratio to Model	92 0.90	60 0.59	0 0.00		89 0.68		0 0.00	111 0.83	71 0.54	125 0.95	86 0.83	0 0.00	634 0.53
2004 Actual kWh 2004 Ratio to Model	8 0.08	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	0 0.00	82 0.80	0 0.00	90 0.06
2003 Actual kWh 2003 Ratio to Model												55 0.60	55 0.60

Energy/Pollution Equivalents

 Since monitoring began, this system has produced 2,027 kWh of electrical energy.

Enough electricity for...		More electricity equivalents
60 Americans' electricity needs for one day.	155,929 hours use of an energy-efficient CFL light bulb.	122,853,091 minutes yakking on a mobile phone.
And offsetting...		More pollution equivalents
2,823 lbs. of CO2 emissions, the main cause of global warming.	3,088 miles worth of CO2 emissions from the average American car.	4 trees cut down, given their capacity to absorb CO2.