|
Lidars |
# |
Operating details |
Measurement range (R)/ accuracy (A) |
Variables/range (D) and heights (z) |
Weight & dimensions |
Power requirements & logging |
|
Continuous wave
vertically-pointing Doppler lidars (ZephIR 300) |
1 |
Operating wavelength =1.575 μm 50 Hz, 1 s average Scanning cone angle 30 deg |
R<1-70 ms-1 A<0.1 ms-1 (ws) |
Wind speed (ws), direction (wd), turbulence
intensity (TI), vertical wind speed (w). Vertical
D=10-200 m (10 z) |
55 kg, approx. 1 m by 1 m by 1 m |
69 W in regular
operation, (up to 150 W if internal fans are used) |
|
Pulse scanning Doppler lidar (Galion) |
1 |
Operating wavelength
=1.55μm Range gate 30 m |
R=0-70 ms-1 A<plus/minus0.1 ms-1 |
Arc scans and VAD scans ws, wd, Vertical D=80-1000 m Horizontal D=80-4000 m |
85 kg, 84x66x66cm (nominal
height does not include met mast) |
150 W if fans not in use, up to 350 W |
|
Direct detection (SpiDAR) (coherence) |
1 |
Operating wavelength =1.55 μm Scanning cone angle 10 deg |
R=0-70 ms-1 A=plus/minus2% (ws) |
ws, wd, Vertical D=30-200 m (10 z) |
75 kg, Triangle (three legs). Maximum 1640 mm each side, height 1305
mm. Minimum 964mm
x 1139mm x 1182mm |
35 W (up to 150 W if heated). Can be 24 DC, internal conversion to 220 V or 110
V, currently 110 V, should be ok
checked with Pentalum. |
|
Other |
# |
Operating details |
Measurement range (R)/ Accuracy (A)/ Resolution (Re) |
Power |
Logging |
|
Gill WindMaster Pro 3-D sonics |
5 |
3-Axis sonic anemometer (measures; u, v, w, T) up to 32 Hz |
R:0-65 ms-1 A<1.5% Re: 0.01 ms-1 |
Via DTU |
Deploy all on DTU 60m mast at riSW_06 |
|
Setra 278 |
4 |
Microbarometer (measures
pressure) |
R: 850-1400 hPa A~1 hPa Re: 0.01 hPa |
12V DC |
Via NCAR depending on precise MM. Output of 0-5V, at 10 Hz |
|
Sercel L-28-3D High
Frequency Seismometers |
3 |
High Frequency Seismometers: Measures three-channel
seismic signals |
12V DC (<2 W) |
Record at 100 Hz (internal logging). NCAR to supply 12 V DC
power. |