CN111487640A - Marine scanning type laser radar wind measuring device and method - Google Patents
Marine scanning type laser radar wind measuring device and method Download PDFInfo
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- CN111487640A CN111487640A CN202010464153.7A CN202010464153A CN111487640A CN 111487640 A CN111487640 A CN 111487640A CN 202010464153 A CN202010464153 A CN 202010464153A CN 111487640 A CN111487640 A CN 111487640A
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- laser radar
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/50—Systems of measurement based on relative movement of target
- G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
- G01P13/02—Indicating direction only, e.g. by weather vane
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/26—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting optical wave
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/95—Lidar systems specially adapted for specific applications for meteorological use
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/4808—Evaluating distance, position or velocity data
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
- G01S7/4817—Constructional features, e.g. arrangements of optical elements relating to scanning
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Abstract
The invention discloses a marine scanning type laser radar wind measurement device and a method, wherein the device comprises a tower climbing operation platform, a slide rail, a support, a radar cabin, a scanning type laser radar wind measurement instrument, a control system and a power system; the scanning type laser radar wind meter and the control system are arranged in the radar cabin, the power system is arranged on the radar cabin, and the output end of the power system is connected with the slide rail; a circular sliding rail is erected by depending on an existing tower climbing operation platform of an offshore wind turbine, and a cabin provided with a scanning type laser radar wind meter moves on the sliding rail through a roller at the tail end of a support, so that the laser radar can measure wind speed and wind direction of spaces with different heights in a 360-degree range, and is not influenced by the fixed orientation of the cabin and the tower shadow effect of a tower barrel and is not influenced by vibration and shaking of a cabin of a wind turbine.
Description
Technical Field
The invention belongs to the technical field of offshore wind power, and particularly relates to an offshore scanning type laser radar wind measuring device and method.
Background
With the development of the measurement technology, new wind speed and direction measurement methods are emerging continuously. The IEC releases a new IEC61400-12-1 standard in 2017, approves a wind speed result measured by the ground-based laser radar, and provides specific regulations for mutual verification of the measurement result of the ground-based laser radar and the anemometer tower.
The offshore environment is severe and complex, and only the wind generating set can be used as a support for placing the laser radar under the condition of no fixed ground. According to the placement position, the laser radar of the offshore wind turbine can be divided into the laser radar arranged at the top of the cabin and the laser radar arranged on the wind turbine foundation. The laser radar arranged at the top of the fan emits horizontal laser, so that the wind speed change in the height range of the hub of the fan can be measured, but due to the influence of vibration of the engine room, the precision of a measuring result is influenced to a certain extent, only the incoming flow direction can be observed, and the observation range is narrow. The laser radar arranged on the fan foundation emits laser within a certain angle range of a vertical plane, so that the wind speed change of different vertical heights can be measured, and the fan foundation is not easy to shake by a fan, so that the laser radar is high in measurement accuracy and large in measurement range. However, the laser radar often needs to be placed on an operation platform, occupies a small operation space, and cannot measure the incoming flow wind condition of the rear tower in the direction due to the fact that the radar is fixedly placed and is affected by the tower shadow effect.
Disclosure of Invention
The invention aims to provide a marine scanning type laser radar wind measuring device, wherein a movable slide rail is erected by landing an operation platform through a marine fan, a scanning type laser radar is placed in a small cabin and moves along the slide rail, the wind speed change of 360-degree different vertical heights can be measured, and the influence of fan vibration, a severe weather environment and a tower shadow effect is avoided.
In order to achieve the purpose, the invention adopts the technical scheme that the marine scanning type laser radar wind measuring device comprises a tower climbing operation platform, a slide rail, a support, a radar cabin, a scanning type laser radar wind meter, a control system and a power system; the scanning type laser radar wind meter and the control system are arranged in the radar cabin, the power system is arranged on the radar cabin, and the output end of the power system is connected with the slide rail; the scanning type laser radar wind meter is connected with the input end of the control system, and the output end of the control system is connected with the control signal input end of the power system; the control system is connected with the fan unit control system through an I/O interface; the electric energy input ends of the control system, the power system and the scanning type laser radar wind meter are connected with the electric energy output end of the fan power generation system.
The power system comprises a support, one end of the support is connected with the radar cabin, the other end of the support is provided with a roller, a sliding groove is formed in the sliding rail, the roller is arranged in the sliding groove, the roller is connected with a driving mechanism, and the power control signal input end of the driving mechanism is connected with the output end of the control system.
When the slide rail sets up the tower operation platform below, the support is cantilever structure, and the gyro wheel setting is in the upper end of support.
When the slide rail sets up and is climbing tower operation platform top, the support adopts bearing structure, and the gyro wheel setting is at the lower extreme of support, and the below of slide rail sets up a plurality of slide rail fixed bolsters along a week of climbing tower operation platform, and the slide rail is connected with slide rail fixed bolster top.
The slide rail is 1 ~ 3, slide rail and the adoption of ascending a tower operation platform weld or bolted connection.
The outer surfaces of the radar cabin, the bracket and the slide rail are all provided with corrosion-resistant layers.
The radar cabin is also provided with a storage battery and a dehumidifying and heating device, the output end of the storage battery is connected with the control system, the power system and the electric energy input end of the scanning laser radar wind meter, and the input end of the storage battery is connected with the output end of the fan power generation system; the electric energy input end of the dehumidifying and heating device is connected with the electric energy output end of the fan power generation system.
According to the wind measuring method of the wind measuring device, a power system drives a radar cabin to move along a sliding rail at a set rotating speed; the method comprises the following steps that a scanning type laser radar wind meter monitors wind direction and wind speed in real time and transmits the wind direction and the wind speed to a control system, and the control system and a fan unit control system share wind direction and wind speed data at the same time; and the control system adjusts the angle and the speed of the radar cabin moving along the circumference according to the real-time wind direction change and controls the wind measurement of the scanning type laser radar wind meter.
The scanning type laser radar anemoscope can transmit and receive laser signals to a space with a horizontal elevation angle of 0-60 degrees, and measures wind speed and wind direction.
The speed of the radar cabin moving along the slide rail does not exceed 1 m/s.
Compared with the prior art, the invention has at least the following beneficial effects:
the invention discloses a sea scanning type laser radar wind measuring device, which is characterized in that a circular sliding rail is erected by depending on a tower-climbing operation platform at the bottom of a tower cylinder of a sea wind generator set, the sliding rail is connected with a radar cabin, a scanning type laser radar wind measuring instrument is placed in the radar cabin, the radar cabin can move along the sliding rail on a circumferential plane where the sliding rail is located, the scanning type laser radar wind measuring instrument in the cabin can transmit and receive laser signals within a certain angle range, and the wind speed and the wind direction of 360-degree spaces with different vertical heights are measured by utilizing the laser Doppler effect, a control system can control the angle and the distance of the radar cabin moving along the sliding rail according to the measured wind direction, so that the accuracy of the laser radar to wind is ensured, a wind measuring radar platform is not required to be newly built, the structure of a fan is not damaged, the wind measuring device is easy to realize, and the autonomous measurement of the, the wind measuring system is not influenced by the orientation of a cabin and severe weather, can avoid the tower shadow effect of a tower drum, realize the initiative and accuracy of wind measurement, can transmit the wind measurement result to a fan control system, improves the generated energy, and has good economic benefit and application prospect.
The wind measuring device provided by the invention is used for monitoring the wind speed and the wind direction in real time, the scanning type laser radar wind meter moves along the sliding rail along the cabin, the tower shadow effect of the tower barrel is avoided, the wind speed and the wind direction in different height spaces are automatically measured, the wind speed and the wind direction data can be synchronously transmitted with the fan control system in real time, the wind speed and the wind direction data are timely provided for the fan control adjustment, the fan wind condition feedforward control is realized, and the accuracy of fan control is favorably improved.
Drawings
FIG. 1 is a schematic side view of the structure of example 1 of the present invention;
FIG. 2 is a schematic top view of the structure of example 1 of the present invention;
FIG. 3 is a schematic side view of the structure of example 2 of the present invention;
FIG. 4 is a schematic top view of the structure of example 2 of the present invention;
in the figure: 1-a fan tower cylinder, 2-a tower climbing operation platform, 3-a slide rail, 4-a support, 5-a radar cabin, 6-a scanning laser radar anemoscope and 7-a slide rail support.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1 and 2, the marine scanning lidar wind measuring device comprises a tower-climbing operation platform 2, a slide rail 3, a support 4, a radar cabin 5, a scanning lidar wind meter 6, a control system and a power system; the sliding rail 3 is arranged on the tower climbing operation platform 2, the sliding rail 3 is annular and concentric with the fan tower barrel 1, the scanning type laser radar wind meter 6 is arranged in the radar cabin 5, one surface of the radar cabin 5, which is far away from the fan tower barrel 1, is open, the scanning type laser radar wind meter 6 and the control system are arranged in the radar cabin 5, the power system is arranged on the radar cabin 5, and the output end of the power system is connected with the sliding rail 3; the scanning type laser radar wind meter 6 is connected with the input end of the control system, and the output end of the control system is connected with the control signal input end of the power system; the control system is connected with the fan unit control system through an I/O interface; the electric energy input ends of the control system, the power system and the scanning type laser radar wind meter 6 are connected with the electric energy output end of the fan power generation system.
The driving system comprises a support 4, one end of the support 4 is connected with a radar cabin 5, the other end of the support 4 is provided with a roller, a sliding groove is formed in the sliding rail 3, the roller is arranged in the sliding groove, the roller is connected with a driving mechanism, and the power control signal input end of the driving mechanism is connected with the output end of the control system.
The control system and the power system are respectively connected with the fan system through a control cable and a power cable, so that data sharing and power transmission are realized.
The slide rail 3 is arranged above or below the tower climbing operation platform 2; when the slide rail 3 is arranged above the tower-climbing operation platform 2, the bracket 4 supports the radar cabin 5, and the slide rail 3 is fixedly connected to the tower-climbing operation platform 2 through the slide rail bracket 7 or directly; the sliding rail 3 is connected with the radar cabin 5 through a support 4, and when the sliding rail 3 is arranged below the tower climbing operation platform 2, the support 4 is of a cantilever structure and suspends the radar cabin 5;
optionally, one end of the support 4 connected with the slide rail 3 is of a roller structure, the roller rolls along the slide rail 3 to guide the support 4 and the connected radar cabin 5 to move, the roller is connected with the output end of a driving motor, the driving motor is arranged on the support 4, the control input end of the driving motor is connected with the output end of a control system, and the scanning type laser radar wind meter 6 is connected with the input end of the control system; the electric energy output end of the generator of the fan is connected with the electric energy input end of the driving motor.
Optionally, when the slide rail 3 is arranged below the tower-climbing operation platform 2, the support 4 is of a cantilever structure, the rollers are arranged at the upper end of the support 4, the slide rail 3 is provided with 1 roller, the support 4 is provided with at least one roller, and the rollers are arranged in the sliding grooves on the slide rail 3.
Preferably, the connecting mode of the slide rail 3 and the tower climbing operation platform 2 adopts a welding mode, and the welding process can reduce connecting gaps among components and improve the corrosion resistance in a seawater corrosion environment.
The number of the sliding rails 3 is 1-3.
The lowest point of the radar cabin is higher than the historical highest tide level, so that the system is guaranteed not to be immersed in water, and the reliability of the system is improved.
The control system is provided with a data memory, so that the wind measuring data in a period of time can be automatically stored, and later-period viewing and analysis are facilitated.
Set up dehumidification heating device in the radar cabin, fan power generation system provides electric power, prevents that the cabin is interior because of the too big influence laser radar of humidity and other systems normal work.
The outer surfaces of the radar cabin, the support, the sliding rail and the system equipment parts are all provided with corrosion-resistant layers, so that equipment corrosion is prevented.
Optionally, radar cabin 5 is hexahedron cubic structure, and five sealed faces are opened towards the slide rail place circumference outside one side for get and put cabin interior equipment and be convenient for laser radar transmission and receive laser signal.
The scanning type laser radar anemoscope can transmit and receive laser signals to a space with a horizontal elevation angle of 0-60 degrees, and measures wind speed and wind direction.
During monitoring, the speed of the radar cabin 5 moving along the sliding rail 3 does not exceed 1 m/s.
And the control system controls the wind measurement of the scanning type laser radar wind meter according to the measurement result of the scanning type laser radar wind meter and the angle and speed of the cabin moving along the circumference according to the wind direction and wind speed change.
The control system is connected with an I/O interface of the fan unit control system through a control cable, and sharing of wind measurement data is achieved.
And the power system is used for providing power for the scanning type laser radar wind meter and the control system and driving the cabin to move along the sliding rail according to the instruction of the control system.
The power system is connected with the offshore wind turbine power generation system through a power cable and is powered by the electric power generated by the wind turbine; the power system is provided with a storage battery, the storage battery is charged by using the electric power of the fan, and the storage battery discharges when the fan stops running to supply power for the scanning type laser radar wind meter and the control system.
The power system comprises a controller, a driving motor and a roller, wherein the controller is connected with a control signal input end of the driving motor, and the roller is connected with an output shaft of the driving motor.
Optionally, the power system includes a controller, a driving motor, a roller and a driving wheel, the controller is connected to a control signal input end of the driving motor, the driving wheel is connected to an output shaft of the driving motor, a wheel shaft of the roller is provided with a transmission belt wheel, and the transmission belt wheel is connected to the driving wheel through a transmission belt.
The invention will now be described in further detail with reference to the following drawings and specific examples, which are intended to be illustrative and not limiting:
example 1
As shown in the figures 1 and 2, the offshore scanning type laser radar wind measuring device comprises a fan tower barrel 1, a tower climbing operation platform 2, a sliding rail 3, a support 4, a radar cabin 5, a scanning type laser radar wind meter 6, a control system and a power system, wherein the sliding rail 3 is welded below the tower climbing operation platform 2, one sliding rail 3 is arranged, one supporting frame 4 is arranged, the radar cabin 5 is in a cantilever structure and is suspended on the sliding rail 3 through the support 4, the sliding rail 3, the support 4 and the radar cabin 5 form a structural form similar to a mountain climbing cable car, the radar cabin 5 is in a square shape with the size of 2m × 2m × 2m, the scanning type laser radar wind meter 6, the control system and the power system are arranged in the radar cabin and are fixed through fixing devices, the radar cabin 5 and the support 4 move on the circumference where the sliding rail 3 is located, the scanning type laser radar wind meter can transmit and receive laser signals within the range of 0-60 degrees of horizontal elevation angle, the Doppler effect is used for wind speed measurement, the control, the scanning type laser radar cabin 5 can analyze the radar cabin, the radar cabin is used for controlling the power system, the power system is used for controlling the power system, and for controlling the power system to provide power system for controlling the power system, and for controlling the power system to control the wind direction of the wind by the fan, and the power system.
Example 2
Referring to fig. 3 and 4, the marine scanning lidar wind measuring device comprises a fan tower barrel 1, a tower climbing operation platform 2, a slide rail 3, a support 4, a radar cabin 5, a scanning lidar wind meter 6, a slide rail fixing support 7, a control system and a power system, wherein the slide rail 3 is arranged above the tower climbing operation platform 2, the slide rail 3 is welded on the slide rail fixing support 7, the slide rail fixing support 7 is welded on the tower climbing operation platform 2, the slide rail fixing support 7 is arranged around the tower climbing operation platform 2 for 20 circles to support the weight of the system and keep the system stable, the slide rail 3 is provided with two slide rails 3, the slide rail 3 is in an I-shaped steel rail shape, the lower end of the support 4 is provided with a roller which is matched with the slide rail 3, the roller rolls along the slide rail 3, the upper end of the support 4 is connected with the radar cabin 5, the radar cabin 5 is in a square shape with the size of 2m × 2m × 2m, the scanning lidar radar wind meter 6, the control system and the power system are arranged in a radar cabin, the radar cabin 4 can be used for controlling the wind speed and receiving a power supply power system according to a power supply power by a scanning radar, and a power system can be controlled by a power supply power system according to a scanning radar power supply power system, and a scanning radar, when the scanning radar is adjusted by a scanning radar, the scanning radar power system, the scanning radar is adjusted by a power system, the scanning radar is adjusted by a power system, the.
Effect verification:
after the marine scanning type laser radar wind measuring device is adopted, the autonomous measurement of wind speed and wind direction of a laser radar in different height spaces within the range of 360 degrees can be realized, and the influence of the fixed orientation of a cabin and the tower shadow effect of a tower can be avoided. The laser radar is located at the bottom of the fan tower barrel and is not affected by vibration of a fan cabin and unit shaking of a fan caused by strong wind. The laser radar is arranged in a semi-closed space and is not influenced by severe weather such as wind, rain, thunderstorm and the like. The advantages realize the initiative and the accuracy of wind measurement, transmit the wind measurement result to the fan control system, realize the feedforward control of the wind condition of the fan and improve the generated energy.
It should be noted that the above description is only one embodiment of the present invention, and all equivalent changes of the system described in the present invention are included in the protection scope of the present invention. Persons skilled in the art to which this invention pertains may substitute similar alternatives for the specific embodiments described, all without departing from the scope of the invention as defined by the claims.
Claims (10)
1. A marine scanning type laser radar wind measuring device is characterized by comprising a tower climbing operation platform (2), a slide rail (3), a support (4), a radar cabin (5), a scanning type laser radar wind meter (6), a control system and a power system; the sliding rail (3) is arranged on the tower climbing operation platform (2), the sliding rail (3) is in a circular ring shape and is concentric with the fan tower barrel (1), the scanning type laser radar wind meter (6) is arranged in the radar cabin (5), one surface of the radar cabin (5) far away from the fan tower barrel (1) is open, the scanning type laser radar wind meter (6) and the control system are arranged in the radar cabin (5), the power system is arranged on the radar cabin (5), and the output end of the power system is connected with the sliding rail (3); the scanning type laser radar wind meter (6) is connected with the input end of the control system, and the output end of the control system is connected with the control signal input end of the power system; the control system is connected with the fan unit control system through an I/O interface; the electric energy input ends of the control system, the power system and the scanning type laser radar wind meter (6) are connected with the electric energy output end of the fan power generation system.
2. The marine scanning lidar wind measuring device of claim 1, wherein the power system comprises a bracket (4), one end of the bracket (4) is connected with the radar cabin (5), the other end of the bracket (4) is provided with a roller, a sliding groove is formed in the sliding rail (3), the roller is arranged in the sliding groove, the roller is connected with a driving mechanism, and the power control signal input end of the driving mechanism is connected with the output end of the control system.
3. Marine scanning lidar wind finding device according to claim 1, characterized in that the support (4) is of a cantilever structure and the roller is arranged at the upper end of the support (4) when the sliding rail (3) is arranged below the tower-climbing work platform (2).
4. The marine scanning lidar wind measuring device according to claim 1, wherein when the slide rail (3) is disposed above the tower-climbing operation platform (2), the support (4) adopts a supporting structure, the roller is disposed at the lower end of the support (4), a plurality of slide rail fixing supports (7) are disposed along a circumference of the tower-climbing operation platform (2) below the slide rail (3), and the slide rail (3) is connected with the top ends of the slide rail fixing supports (7).
5. The marine scanning lidar wind measuring device according to claim 1, wherein the number of the sliding rails (3) is 1-3, and the sliding rails (3) are connected with the tower climbing operation platform (2) by welding or bolts.
6. Marine scanning lidar wind finding device according to claim 1, wherein the radar chamber (5), the support (4) and the outer surface of the slide rail (3) are provided with corrosion resistant layers.
7. The marine scanning lidar wind measuring device of claim 1, wherein a storage battery and a dehumidifying and heating device are further arranged in the radar chamber (5), the output end of the storage battery is connected with the control system, the power system and the electric energy input end of the scanning lidar wind measuring instrument (6), and the input end of the storage battery is connected with the output end of the fan power generation system; the electric energy input end of the dehumidifying and heating device is connected with the electric energy output end of the fan power generation system.
8. The anemometry method based on the anemometry device of claim 1, characterized in that the power system drives the radar cabin (5) to move along the sliding rail (3) at a set rotation speed; the scanning type laser radar wind meter (6) monitors wind direction and wind speed in real time, transmits the wind direction and the wind speed to the control system, and the control system and the fan unit control system share wind direction and wind speed data at the same time; the control system adjusts the angle and the speed of the radar cabin (5) moving along the circumference according to the real-time wind direction change, and controls the wind measurement of the scanning type laser radar wind meter.
9. The anemometry method according to claim 8, wherein the scanning lidar anemometer is capable of transmitting and receiving laser signals to and from a space with a horizontal elevation angle ranging from 0 to 60 ° to measure wind speed and wind direction.
10. Method for wind detection according to claim 8, characterized in that the radar chamber (5) is moved along the sliding rail (3) at a speed not exceeding 1 m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010464153.7A CN111487640A (en) | 2020-05-27 | 2020-05-27 | Marine scanning type laser radar wind measuring device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010464153.7A CN111487640A (en) | 2020-05-27 | 2020-05-27 | Marine scanning type laser radar wind measuring device and method |
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|---|---|
| CN111487640A true CN111487640A (en) | 2020-08-04 |
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| CN202010464153.7A Pending CN111487640A (en) | 2020-05-27 | 2020-05-27 | Marine scanning type laser radar wind measuring device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063962A (en) * | 2021-04-13 | 2021-07-02 | 华能陇东能源有限责任公司 | Ultrasonic wind measuring device |
| CN113138376A (en) * | 2021-05-21 | 2021-07-20 | 中国科学院长春光学精密机械与物理研究所 | Device for automatically correcting thermo-optic of laser radar |
-
2020
- 2020-05-27 CN CN202010464153.7A patent/CN111487640A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113063962A (en) * | 2021-04-13 | 2021-07-02 | 华能陇东能源有限责任公司 | Ultrasonic wind measuring device |
| CN113138376A (en) * | 2021-05-21 | 2021-07-20 | 中国科学院长春光学精密机械与物理研究所 | Device for automatically correcting thermo-optic of laser radar |
| CN113138376B (en) * | 2021-05-21 | 2023-09-22 | 中国科学院长春光学精密机械与物理研究所 | Device for thermo-optical automatic correction of laser radar |
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