Offshore Wind Lidar

Wind Lidar Communication RJ45 Cable Cellular(2G/3G/4G) WiFi 1,Application field Fan control Power Curve Verification 2,Product introduction The Molas B300 series, an all-fiber Doppler wind lidar independently developed by MOVELASER, is based on the Doppler frequency effect and uses eight-beam VAD scanning vector synthesis technology to measure the wind speed and direction 30-300m above the radar. The four core modules of Molas B300 series are independently designed from fiber

Offshore Wind Lidar Molas B300M lidar rental Measurement Layer 12 | Product introduction The working principle of wind lidar is shown in the following figure. The signal light generated by the fiber laser is emitted into the air to be measured through an optical antenna, and interacts with the aerosol particles to generate a backscattered signal containing their velocity information. According to the Doppler principle, the Doppler frequency shift fd of the echo signal is

Power Consumption 60W Molas Wind Lidar 1,Product introduction Operating principle of doppler wind lidar is shown in the figure below. The signal light produced by the fiber laser is transmitted to the air to be measured by the optical antenna and scanning mechanism, and the aerosol particles in it act to generate the backscatter signal containing its velocity information. The four core modules of Molas B300 series are independently designed from fiber laser radar transmitter,

Lidar measurement Molas B300 High accuracy up to 0.1m/s and 1° lidar rental | Product introduction Molas B300 is based on the Doppler frequency effect, through the VAD scanning vector synthesis technology, to complete the measurement of wind speed and wind direction 30-300m above the lidar. The four core modules of Molas B300 series from fiber laser lidar transmitter, laser transceiver system, high-speed data acquisition system, and high-precision data processing software

Fiber Bragg Grating Sensor Molas FD Bankable light detection and ranging | Product introduction The demodulator is used in conjunction with different sensors, and the sensor is arranged at the position to be measured on the blade, which can realize the measurement of the load, vibration and temperature of the blade. | Application scenarios It can measure the load, acceleration, temperature and other data of the blade | Product parameters Demodulator performance parameters IP

Lidar measurement Protection Class IP67 wind lidar rental Molas B300 | Product introduction The Molas B300 wind measurement lidar uses the laser Doppler effect and uses the four-beam VAD scanning vector synthesis technology to complete the measurement of wind speed and wind direction at 30-300 meters above the lidar. it can be fully equivalent to a wind tower with a height of 300 meters. | Application scenarios | Product parameters 参数 Powered By 24VDC,220VAC Humidity Range 0%

Molas NL Wind direction measurement range -180°～180° 1,Summary It is mainly used for the storage of data products and status information, as well as the function of external interaction. 2,Performance Parameter Performance Measure the distance 50~200m Number of measured sections 10 Sampling frequency 4Hz Wind speed measurement range -50 ~50m/s Wind direction measurement range -180°～180° Wind speed accuracy 0.1m/s Accuracy of wind direction ±0.5° Beam pointing accuracy ±0.1°

Dedicated Filtering Algorithm Applied to Rainfall Interference Elimination 1,Product introduction Installation calibration Use the calibration tool to determine the target position, and then use the built-in camera to compare with the ground target through video and adjust the attitude to complete the radar pointing calibration. 2,Technical Data Sheet Technical indicators Ranging range 10m-300m Distance resolution ≤0.1m Direct ranging accurac ±0.1m Anti-ambient light 100K LUX

Wind lidar High detection probability High real-time 1,Product introduction Improve the environmental adaptability of clearance monitoring Reduce the false alarm rate and avoid affecting the normal power generation of the wind turbine High detection probability, further reducing the probability of fan tower sweeping 2,Technical Data Sheet Technical indicators Ranging range 10m-300m Distance resolution ≤0.1m Direct ranging accurac ±0.1m Anti-ambient light 100K LUX Wavelength

Multi-beam correlation detection Wind lidar 1,Product introduction Eliminate distractions: Sunlight Interference Cloud and fog interference Rain disturbance, sand and dust disturbance Thick fog identification Improve performance: High real-time High detection probability 2,Technical Data Sheet Technical indicators Ranging range 10m-300m Distance resolution ≤0.1m Direct ranging accurac ±0.1m Anti-ambient light 100K LUX Wavelength 1550nm Laser safety class Class 1M, eye-safe

Laser Multi-Echo Detection MolasCLH Wind lidar 1,Product introduction Algorithm: Laser Multi-Echo Detection Dynamic detection threshold low visibility Multi-beam correlation detection (fan master control implementation) Dedicated filtering algorithm Relying on the hardware platform: Laser high repetition frequency measurement (20KHz×3) High-performance parallel computing core 2,Technical Data Sheet Technical indicators Ranging range 10m-300m Distance resolution ≤0.1m Direct

Measurement frequency 20kHz per beam Wind lidar 1,Product introduction Working principle - blade detection, the optical pulse frequency is 20kHz, to ensure that multiple pulses can detect the blade at the same time. 2,Technical Data Sheet Technical indicators Ranging range 10m-300m Distance resolution ≤0.1m Direct ranging accurac ±0.1m Anti-ambient light 100K LUX Wavelength 1550nm Laser safety class Class 1M, eye-safe Data product Distance, return light intensity, system

Offshore Wind Lidar Molas FD Fiber optic sensing system 1,Application field ① Blade root load measurement ② Independent pitch ③ Blade derating ④ Fatigue monitoring ⑤ Fan control 2,Features ① Simple installation and easy maintenance ② High precision ③ Flexible and portable ④ Data is safe and reliable 3,Performance Parameter Demodulator performance parameters IP protection class IP20 Maximum working altitude 3000m Operating temperature -20～60℃ Storage temperature -40～80℃

Operating ambient humidity 5%~100% RH non-condensing 1,Application Case: Fan Wake Measurement When a fan extracts energy from the wind, a wake is created downwind of the fan, which is essentially a turbulent flow. The wake of the wind turbine is characterized by the decrease of wind speed and the increase of turbulence at the downwind of the wind turbine. Especially in large wind farms, the wake effect is more obvious. 2,Performance parameters Basic parameters Line-of-sight

Sensor type Fiber Bragg Grating Wind Measurement Mast 1,Product introduction Pay attention to the use of ergo1665 glue, the whole process from glueing to pasting should not exceed 3 minutes, otherwise the ergo glue will solidify. At the same time, the internal surface temperature of the blade is between 10 and 40 °C. 2,Features ① Simple installation and easy maintenance ② High precision ③ Flexible and portable ④ Data is safe and reliable 3,Application field ① Blade root load

Environment humidity 0～95%RH Sensor performance parameters 1,Product introduction Paste the sensor as follows: 1) Pick up the sensor with both hands and align it with the installation position; 2) Hold the front part of the sensor all the time, and press the rear part of the sensor hard; 3) Release the front end of the sensor and press the front end hard to squeeze out the internal ergo glue; 4) Fix the front and back of the sensor with tape; 5) Wait about 13 minutes, the

Wind Measurement Mast Molas FD High precision Flexible & portable Safe & reliable data 1,Product introduction The blade fiber load measuring instrument consists of fiber grating demodulator and fiber sensor. Among them, the fiber grating demodulator is a device that can demodulate the light wavelength information through the mutual conversion of wavelength and voltage, and then realize the purpose of parametric demodulation such as load and vibration; the fiber optic sensor

Wind Lidar NTP time service and GPS time service can be used 1,DBS method Doppler Beam Swinging, the radar adopts the conical scanning method to scan the radial wind speed in 5 directions directly above the radar, and uses a certain wind field inversion method to invert the radial speed into wind speed and wind direction, and measure the wind profile data above the radar. 2,Performance parameters Basic parameters Line-of-sight detection distance 10km (typical case) Distance

Obtain latitude and longitude obtain timing signals support GPS/Beidou/GLONASS/Galileo 1,RHI method Range Height Indicator is a method to obtain and display the target distance and echo strength under the condition of constant azimuth angle and elevation angle scanning. 2,Performance parameters Basic parameters Line-of-sight detection distance 10km (typical case) Distance resolution 30m/45m/60m/75m optional Accumulation time 0.5s/1s/2s/4s/8s optional Radial wind speed

Data security Encrypt measurement data to protect data from being stolen 1,CAPPI method The full name of CAPPI is Constant Altitude Plan Position Indicator, which is a variant of PPI. It is a display method for obtaining horizontal cross-section echo data at the same altitude by using PPI data of multiple elevation angles. It is commonly used in weather radars, and Molas 3D also supports CAPPI scan. 2,Performance parameters Basic parameters Line-of-sight detection distance