Differences

This shows you the differences between two versions of the page.

--- pvm [2020/08/31 22:18] – [Doppler lidar History] bpospich
+++ pvm [2020/08/31 22:27] – [Technical specifications] bpospich
@@ Line 75: / Line 75: @@
 ===== Technical specifications =====
-^ Parameter  ^ Specification  ^ Remark  ^
+^ Parameter  ^ SolarWorld SW 235-poly  ^ First Solar - FS-380  ^
-| Wavelength / nm  | 1500nm  |  |
+| STC power  | 235 Wp   | 80 Wp   |
-| Pulse energy / $\mu$J  | ~100  | see [[http://www.arm.gov/publications/tech_reports/handbooks/dl_handbook.pdf|ARM Doppler lidar handbook]]  |
+| Current   | 7.85 A   | 1.65 A   |
-| Pulse width / ns (m)  | 150 (22.5)  | see ARM handbook  |
+| Voltage   | 30.2 V   | 48.5 V   |
-| Repetition Rates  / s  | 1/15000  | i.e. 15000 laser pulses per second (=Pulse repetition frequency PRF)  |
+| Short circuit current  | 8.35 A  | 1.88 A   |
-|                        | 1.67     | avg.beam i.e. N_avg pulses averaged and processed => dead time=0.67s  |
+| Open circuit voltage  | 37 V   | 60.8 V   |
-|                        | 300      | Doppler Beam swing (DBS) with 3 beams ([azi,ele] = [0,90],[0,75],[90,75])  |
+| System voltage  | 1000 V  | 1000 V   |
-|                        | 900      | Velocity azimuth display (VAD) with 36 beams ([azi,ele] = [i*10,75])  |
+| Dimensions   | 1675 mm x 1001 mm x 31 mm  | 1200 mm x 600 mm x 7 mm    |
-|                        | 3600     | vertical slice (RHI) with 18 beams ([azi,ele] = [109,i*10]) |
+| Weight  | 21.2 kg  | 12 kg   |
-| N_avg  | 15000  | number of pulses to be averaged in one 'beam'  |
-| resolution / m  | 30  | range resolution (adjustable from 15m onward)  |
-| Field-of-View / deg  | 360 x 90  | free alingment of the beam  |
-| maximum range / m | 9000  | adjustable, but restriced to sufficent backscatter (aerosol, cloud droplets or ice crystals)  |
-| velocity resolution / ms<sup>-1</sup> | 0.0382  | adjustable  |
-| velocity precsision / ms<sup>-1</sup>  | < 0.20  | for SNR > -17dB  |
-| max velocity / ms<sup>-1</sup> | 19.2  | = Nyquist Velocity (adjustable)  |
-| Aperture / mm  (area /m<sup>2</sup>)  | 75 (4.417e-3)  | see ARM handbook  |
-| Size / cm³  | 80 x 53 x 40  |   |
-| Average Power consumption / W  | 140/250 [600]  | (wo/w Heating/cooling) [The power supply shall provide 600W]  |
-| Weight / kg   | 110  | with transport case  |
-| Manufacturer  | | [[http://halo-photonics.com/|Halo Photonics]]   |
-| Year          | 2011 | |
-| Instrument  | | [[http://halo-photonics.com/Halo%20Photonics%20Stream%20Line%20LiDAR%20system.htm|streamline ]] Instrument #17, XR version in 2010, 15kHz PRF, 10km max range   |