Differences

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

--- instruments:sodar:sodar [2011/08/11 11:47] – jan
+++ instruments:sodar:sodar [2016/08/31 08:55] – uli
@@ Line 8: / Line 8: @@
 {{:instruments:sodar:sodar_20080814.jpg?300|}}\\
 [[http://www.metek.de/|METEK]] Doppler SODAR PCS.2000-64/MF at the [[http://www.tr32.de|TR32]] test site Selhausen managed by [[http://www.fz-juelich.de/|Research Center Jülich]] as part of the [[http://www.fz-juelich.de/icg/icg-4/index.php?index=500|FlowWatch]] project.
+===== Data =====
+The sodar is currently inactive.
+[[http://www.uni-koeln.de/~jschween/tr32/sodar/|Latest observations]]
 ===== History =====
 ^  Period  ^  Place  ^  Project  ^
-| 08/2008 - today | [[http://www.fz-juelich.de/icg/icg-4/index.php?index=500|Selhausen]], Germany | [[http://www.tr32.de|TR32]] |
+| 08/2008 - 02/2015 | [[http://www.fz-juelich.de/icg/icg-4/index.php?index=500|Selhausen]], Germany | [[http://www.tr32.de|TR32]] |
-===== Data =====
-  * [[http://www.uni-koeln.de/~jschween/tr32/sodar/|Current observations]]
 ===== Specifications =====
-^  Parameter  ^  Current Specification  ^ Remark ^
+^ Parameter  ^ Specification  ^ Remark  ^
-| Frequencies / kHz | 1.493, 1.693, 1.893, 2.093, 2.293 | adjustable in 1.5-3 |
+| Frequencies / kHz  | 1.493, 1.693, 1.893, 2.093, 2.293  | during daytime  adjustable in 1.5-3  |
-| Wavelengths / mm | 228, 201, 180, 163, 148 | depends on speed of sound (cS) and thus on temperature, values here are for 15°C |
+|                    | 1.493,        1.893,        2.293  | during nightime                 |
-| tilt angles / deg | 25, 22, 19, 18, 16 | depends on cS and frequency, see setup manual |
+| Wavelengths / mm  | 228, 201, 180, 163, 148  | depends on speed of sound (cS), values here are for 15°C  |
-| Pulse Peak Power / W | ? | |
+| tilt angles / deg  | 25, 22, 19, 18, 16  | depends on cS and frequency, see setup manual  |
-| Average Power / W | ? |  |
+| Pulse Peak Power / W  | ?  |  |
-| Repetition Rate / Hz | ~.69 | Depends on cS and 'noise height' (zN) it is cS/zN |
+| Average Power / W  | ?  |   |
-| Pulse Width / ms | 58.7 | Depends on cS and dz (dz/cS) |
+| Repetition Rate / Hz  | ~.69  | Depends on cS and 'noise height' (zN) it is cS/zN  |
-| Range resolution / m | 20 | Adjustable in 5-50 |
+| Average every / min  | 10  | Adjustable  |
-| Range / m | 400 | Adjustable |
+| Pulse Width / ms  | 58.7  | Depends on cS and dz (dz/cS)  |
-| lowest height / m | 30 | Adjustable |
+| Range resolution / m  | 20  | Adjustable in 5-50  |
-| noise height / m | 490 | Adjustable |
+| Range / m  | 400  | Adjustable  |
-| Field-of-View Divergence | ? | Depends on many parameters |
+| lowest height / m  | 30  | Adjustable  |
-| Size / m | 2 x 2 x 2 | sound protection walls |
+| noise height / m  | 490  | Adjustable  |
-| Average Power consumption / W | 380 | PC + loudspeaker unit |
+| Accuracy horizontal wind   | <html>&plusmn;</html>  max(0.5m/s,10%)  |  |
-| Weight    | 120 kg | Antenna array alone |
+| Accuracy vertical wind   | <html>&plusmn;</html>  0.1 m/s  |  |
+| Accuracy direction   | <html>&plusmn;</html>  5°   |  |
+| Field-of-View Divergence  | ?  | Depends on many parameters  |
+| Size / m³  | 2 x 2 x 2  | sound protection walls  |
+| Average Power consumption / W  | 380  | PC + loudspeaker unit  |
+| Weight / kg   | 120  | Antenna array alone  |