11 overview appropriate hardware 01
TRANSCRIPT
-
7/30/2019 11 Overview Appropriate Hardware 01
1/18
1
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Overview AppropriateHardware
Peter Busche
Deutsches Windenergie-Institut GmbH,DEWI Wilhelmshaven
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Met mast has a grid connection!
Whole measuring equipment is power by electricityfrom the grid
Met mast has no grid connection!
Whole measuring equipment will be powered by solarpanel with lead-acid battery as buffer
-
7/30/2019 11 Overview Appropriate Hardware 01
2/18
2
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Wind measurements
Hardware for wind measurements
Met Mast
Sensors for measuring wind speed and wind direction
Sensors for measuring environmental values
Data acquisition and storing devices
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
MetMast
Tubular mast
Lattice mast
Combination of tubular and lattice mast
-
7/30/2019 11 Overview Appropriate Hardware 01
3/18
3
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
Tubular
30 m mast
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
Tubular 80 m mast
(telescopic)
-
7/30/2019 11 Overview Appropriate Hardware 01
4/18
4
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
Top of 80 m mast
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
Top of telescopic met mast
-
7/30/2019 11 Overview Appropriate Hardware 01
5/18
5
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
Lattice mast 80 m
(bottom view)
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
Lattice mast 80 m
-
7/30/2019 11 Overview Appropriate Hardware 01
6/18
6
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
People climbing
50 m lattice mast
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
-
7/30/2019 11 Overview Appropriate Hardware 01
7/18
7
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
Combination of lattice
and tubular mast 124 m
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Hardware - Met Mast
DEWI Platformin the North Sea
Wind measurement up to 100 m
Measurement of mechanicalloads on the platform structure
Biological observations aboveand below sea level
-
7/30/2019 11 Overview Appropriate Hardware 01
8/18
8
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Wind measurement
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Wind measurements
Sensors for measuring wind speed
only calibrated cup anemometers
only anemometers with classification
additional sonic anemometers possibledynamic measurements of turbulence intensityinclined flow (3D)
minimise influences due to mounting effects
mounting arrangement in accordance to
IEC 61400-121 Power performance measurements
operation of heated anemometer only with electricityfrom grid connection
anemometers for site calibration shall be of sametype and shall be calibrated during the samecalibration campaign
-
7/30/2019 11 Overview Appropriate Hardware 01
9/18
9
Deutsches Windenergie - Institut GmbH http://www.dewi.de
3 D
Acoustic type anemometer: Ultrasonic
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Cup Anemometers
Vector type anemometer
-
7/30/2019 11 Overview Appropriate Hardware 01
10/18
10
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Cup Anemometers
Thies First Class anemometer
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Cup Anemometers
Risoe type anemometer
-
7/30/2019 11 Overview Appropriate Hardware 01
11/18
11
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Direction Vanes
Sensors for measuring wind direction
only high quality wind vane
avoid using combination sensor (anemometer andvane will be influenced by each other)
ensure proper alignment of vane
ensure proper fixation of vane to avoid looseningof vane causing directional drifting over the
measuring campaign minimise directional influences due to mast effects
operation of heated vane only with electricity from
grid connection
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Direction Vanes
-
7/30/2019 11 Overview Appropriate Hardware 01
12/18
12
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Direction Vanes
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Direction Vanes
-
7/30/2019 11 Overview Appropriate Hardware 01
13/18
13
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Direction Vanes
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Differend Types of Direction Vanes
-
7/30/2019 11 Overview Appropriate Hardware 01
14/18
14
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Wind measurements
Sensors for measuring environmental values
only calibrated equipment
only high quality temperature sensor- at least two sensors to measure temp. profile
baro sensor
Rain sensor for power performance measurementhigh current need to dry sensor (grid connection)
Humidity sensor possible
radiation sensor possible
Measurement of produced electrical power only with calibrated currentand voltage transducers
Measurement of additional values
- status signal of wind turbine- RPM of turbine- pitch angle of rotor blades- yaw angle etc.
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Temperature / humidity sensor
-
7/30/2019 11 Overview Appropriate Hardware 01
15/18
15
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Sensor for barometric pressure
Note appropriate measuring range!!- sea level i.e 950 to 1050 hPa
- mountain region i.e 750 to 850 hPa at 2000 m above sea level
note: ISO 2533 Standard Atmosphere
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Radiation sensor
-
7/30/2019 11 Overview Appropriate Hardware 01
16/18
16
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Data acquisition and storage
Data acquisition and storage
Reliable data acquisition equipment even underharsh environmental conditions- extreme temperatures- humidity and rain- corrosion- resistend against high high electrical fields fields
due to lightning
Data logger must record data as times series (i.e. 10
minute averages) Data logger with internal sampling rate 1Hz or better
Convenient way to transfer data i.e. via GSM modem
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Data acquisition and storage
-
7/30/2019 11 Overview Appropriate Hardware 01
17/18
17
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Data acquisition and storage
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Data acquisition and storage
-
7/30/2019 11 Overview Appropriate Hardware 01
18/18
Deutsches Windenergie - Institut GmbH http://www.dewi.de
Data acquisition and storage
Met mast with
solar panel
Deutsches Windenergie - Institut GmbH http://www.dewi.de
End