UO Solar Radiation Monitoring Laboratory

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SRML stations: Portland, OR (PV)
(Latitude: 45.51; Longitude: -122.69; Altitude: 70 m)

This Portland, Oregon station is designed to monitor the performance of a solar elctric system as part of a project with the Energy Trust of Oregon. The station came on-line on February 18, 2004. The collection of one-minute data started on May 24, 2011. Links in the tables below will take you to more in-depth information about the accuracy of data collected and the instruments in use.

See A Photograph

Portland (PV) 2004 - present
Data type Instrument Data interval Period of record
Solar radiation data
Global Irradiance RSR 5 min. 2004-now
Global Irradiance RSR 1 min. 2011-now
Direct normal [Calculated] 5 min. 2004-now
Direct normal [Calculated] 1 min. 2011-now
Diffuse Irradiance RSR 5 min. 2004-now
Diffuse Irradiance RSR 1 min. 2011-now
Tilted South 33° (azimuth 204°) Kipp & Zonen SP Lite pyranometer 5 min. 2004-2006
Tilted South 30° (azimuth 201°) Kipp & Zonen SP Lite pyranometer 1 min. 2011-now
Tilted South 16° (azimuth 201°) Kipp & Zonen SP Lite pyranometer 1 min. 2011-now
Meteorological data
Wind speed   5 min. 2004-now
Wind speed   1 min. 2011-now
Wind direction   1 min. 2011-now
Temperature   5 min. 2004-now
Temperature   1 min. 2011-now
Cell temperature. elem 9371 5 min. 2004-2006
Cell temperature. elem 9371 1 min. 2012-now
Cell temperature. elem 9372 1 min. 2012-now
Cell temperature. elem 9373 1 min. 2012-now
Cell temperature. elem 9374 1 min. 2012-now
Cell temperature. elem 9375 1 min. 2012-now
Solar cell performance
1.2 kW array   5 min. 2004-2006
0.816 kW array Unisolar 68W/ Fronius IG 2000 1 min. 2012-now
1.260 kW array Photowatt 105W/ PVP 1100 1 min. 2012-now
1.14 kW array Evergreen 190W/ Solectra PV1 1800 1 min. 2012-now
0.6 kW array Kaneka 60W/SMA 700 1 min. 2012-now
1.755 kW array Sanyo 195W/ SMA 3000 1 min. 2012-now

Station maintenance

The solar monitoring station is now part of the Portland State University PV Test Facility. Thanks to Carl Wamser for his assistance.

Image map links to top of page and home page
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© 2013, UO Solar Radiation Monitoring Laboratory.
Last revised: June 25, 2013.


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