CN201489125U - Energy measuring system for wind power stations - Google Patents
Energy measuring system for wind power stations Download PDFInfo
- Publication number
- CN201489125U CN201489125U CN2009201729386U CN200920172938U CN201489125U CN 201489125 U CN201489125 U CN 201489125U CN 2009201729386 U CN2009201729386 U CN 2009201729386U CN 200920172938 U CN200920172938 U CN 200920172938U CN 201489125 U CN201489125 U CN 201489125U
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- acquisition unit
- data acquisition
- wind
- turbine set
- wind energy
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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
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Abstract
The utility model relates to an energy measuring system for wind power stations. The energy measuring system comprises a temperature sensor, a humidity sensor, an atmosphere pressure sensor, a wind gauge, a data acquisition unit and a remote computer, wherein the connection of the temperature sensor, the humidity sensor and the atmosphere pressure sensor with the wind gauge and the data acquisition unit and the connection of the data acquisition unit with the remote computer adopt a communication mode. The energy measuring system for wind power stations can be used for calculating the electric energy production of the wind turbine generator system according to data measured, verificating the power curves of the wind turbine generator system, checking the energy efficiency of wind power stations, verificating the design indexes of the wind turbine generator system or assessing the generating condition of the wind power stations and measuring the energy efficiency. The utility model has the advantages of convenient measurement and complete functions.
Description
Technical field
The utility model relates to a kind of wind energy turbine set efficiency checking device, particularly a kind of wind energy turbine set energy gauge based on radar wind system.
Background technology
The standard GB of having issued/T 18451.2-2003 has stipulated the concrete grammar at the checking of wind-powered electricity generation power of the assembling unit curve, be used to verify the performance index of equipment that manufacturer provides, but, because a lot of wind energy turbine set can not satisfy the requirement of the listed condition of standard fully, domestic seldom have wind energy turbine set that wind-powered electricity generation power of the assembling unit curve is implemented checking, treats as and abandoned the aforesaid right given in the supply contract.And,, be the important reference that the wind energy turbine set operation is optimized to generated energy assessment and efficiency measurement in the labour wind energy turbine set along with the high speed of wind-powered electricity generation installed capacity increases.Therefore, how to develop a kind of generated energy of answering that can measure and calculate wind energy turbine set wind-powered electricity generation unit, be used for the reason that the analysing energy output descends, the management mode of standard wind energy turbine set, thereby improve the generating efficiency of wind energy turbine set, increase the investor's benefit, and convenient test, multiple functional wind-powered electricity generation power of the assembling unit curve verification system, be one of current important subject in this area.
The utility model content
The purpose of this utility model is, a kind of novel wind energy turbine set energy gauge is provided, technical matters to be solved is to make it calculate wind energy turbine set wind-powered electricity generation unit according to measurement data to answer generated energy, can carry out checking of wind-powered electricity generation power of the assembling unit curve and the examination of wind energy turbine set efficiency, be used to verify design objective or the wind energy turbine set generating performance appraisal and the efficiency measurement of wind-powered electricity generation unit, and convenient test, multiple functional, thereby be suitable for practicality more.
The purpose of this utility model and to solve its technical matters be to adopt following technical scheme to realize.According to a kind of wind energy turbine set energy gauge that the utility model proposes, comprise temperature sensor, humidity sensor, barometric pressure sensor, anemometer, data acquisition unit and remote computer, wherein, between temperature sensor, humidity sensor, barometric pressure sensor and anemometer and the data acquisition unit, and adopt communication mode to be connected between data acquisition unit and the remote computer.
The purpose of this utility model and solve its technical matters and can also be further achieved by the following technical measures.
Aforesaid a kind of wind energy turbine set energy gauge, described anemometer is the laser radar anemometer.
Adopt communication to be connected between the aforesaid a kind of wind energy turbine set energy gauge, described anemometer and data acquisition unit.
Aforesaid a kind of wind energy turbine set energy gauge, the processor of described data acquisition unit is the DSP data processor.
Aforesaid a kind of wind energy turbine set energy gauge, the storer of described data acquisition unit are the non-volatile register of high capacity.
Aforesaid a kind of wind energy turbine set energy gauge, the processor of described data acquisition unit also is furnished with signal filtering, amplifying circuit and A/D convertor circuit.
Aforesaid a kind of wind energy turbine set energy gauge, described data acquisition unit also comprises the GPS synchronous clock.
Aforesaid a kind of wind energy turbine set energy gauge, described anemometer carries processor.
Aforesaid a kind of wind energy turbine set energy gauge, described data acquisition unit is provided with two RS232 or RS485 serial communication interface, with one group of AD translation interface, anemometer is connected with the data acquisition unit radio communication respectively by RS232 or RS485 interface with remote computer, and temperature sensor, humidity sensor and barometric pressure sensor are connected with the data acquisition unit wire communication by the AD translation interface.
Mode radio communication with CDMA or GPRS between the aforesaid a kind of wind energy turbine set energy gauge, described remote computer and data acquisition unit is connected.
The utility model compared with prior art has following tangible advantage and beneficial effect at least:
1, a kind of wind energy turbine set energy gauge of the utility model, has the powertrace authentication function, can verify the design objective of manufacturer on the one hand, help to instruct the design performance that improves unit designing unit, can guarantee the legitimate right that the investor should enjoy on the other hand.
2, a kind of wind energy turbine set energy gauge of the utility model, has the comparing function of answering generated energy and real generated energy, by curve ratio, when finding that the real generated energy of wind-powered electricity generation unit is low, the timely root place of analysis of failure, improve the electric energy output, also can be used as the examination standard of wind energy turbine set running quality.
3, a kind of wind energy turbine set energy gauge of the utility model has the precision test function of weathervane and anemoscope, can prevent because output inaccurate to wind, that wind speed is forbidden to cause descends.
4, a kind of wind energy turbine set energy gauge of the utility model has wind-resources situation statistical function, is convenient to the wind-resources situation that the user understands wind energy turbine set, helps to formulate annual plan, and wind energy turbine set is invested the back assessment.
5, a kind of wind energy turbine set energy gauge of the utility model possesses above-mentioned utility function, and convenient test, has industrial utilization, is suitable for industry and extensively promotes the use of.
In sum, a kind of wind energy turbine set energy gauge of the utility model, can calculate wind energy turbine set wind-powered electricity generation unit according to measurement data and answer generated energy, can carry out checking of wind-powered electricity generation power of the assembling unit curve and the examination of wind energy turbine set efficiency, be used to verify design objective or the wind energy turbine set generating performance appraisal and the efficiency measurement of wind-powered electricity generation unit, and convenient test, multiple functional.The utlity model has above-mentioned plurality of advantages and practical value, no matter it all has bigger improvement on apparatus structure or function, obvious improvement is arranged technically, and produced handy and practical effect, thereby be suitable for practicality more.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present utility model can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is the block diagram of system of a kind of wind energy turbine set energy gauge of the utility model.
Embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined utility model purpose is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to a kind of its embodiment of wind energy turbine set energy gauge, structure, feature and the effect thereof that the utility model proposes, describe in detail as after.
Please participate in shown in Figure 1ly, a kind of wind energy turbine set energy gauge of the utility model mainly is made up of temperature sensor, humidity sensor, barometric pressure sensor, anemometer, data acquisition unit and remote computer.Between temperature sensor, humidity sensor, barometric pressure sensor and anemometer and the data acquisition unit, and adopt communication mode to be connected between data acquisition unit and the remote computer.
Wherein, the preferred laser radar anemometer of anemometer.The laser radar anemometer is a portable set, carry processor and be furnished with communication interface, need not set up special anemometer tower, be not subjected to condition effect such as landform, the comprehensive scan function of it laser radar that possesses can cover a plurality of blower fans position from a point, the wind speed result that surveys characterizes is a volumetric spaces rather than a point, can measure the wind regime data in the minimum 2000m scope easily, and wind-resources data such as the wind speed of many typhoons group of motors position, wind direction, wind shear, wake flow.
The processor of data acquisition unit can adopt the High Performance DSP data processor, and it can finish the collection and the pre-service of data.The storer of data acquisition unit can be the non-volatile register of high capacity, even under the situation of communication disruption, also can guarantee to store 3 months valid data, prevents losing of data.In addition, also can be A/D convertor circuit and the GPS synchronous clock that data acquisition unit is equipped with signal filtering, amplifying circuit, collection analog signals.
The GPS synchronous clock can make the free label of pretreated data tape, remote computer passes through time synchronized, can use the existing data of SCADA system of central control room (data acquisition and supervisor control), with the data of the data acquisition unit storage difference on the life period not, thereby can reduce the burden of data acquisition unit, and temperature sensor, humidity sensor, barometric pressure sensor, the quantity of survey sensors such as anemometer and measure dot number, install more convenient, at one time comparison is verified and measured to the many typhoons machine in the radar sonde measurement range, can also be to the anemoscope of blower fan nacelle top installation, weathervane carries out function and precision test, makes system practical more.
Preferable, can be data acquisition unit two RS232 or RS485 serial communication interface and one group of AD translation interface are set.
The RS232 or the RS485 interface of data acquisition unit are connected with the anemometer radio communication, gather the measurement data of anemometer.Because the utility model has adopted the rawin technology, can directly measure the wind regime data in the complex-terrain sky, the data that record have been the influences that has comprised topography and geomorphology, ground obstacle, has been close to the wind-powered electricity generation unit, therefore do not need correction calculation.
Another RS232 of data acquisition unit or RS485 interface are connected with the mode radio communication of remote computer with CDMA or GPRS, realize the exchanges data of on-site data gathering device and remote computer.Adopt communication, not only made things convenient for the installation of system, also be beneficial to of the powertrace checking and the efficiency test of a system applies in a plurality of wind energy turbine set projects.
Data acquisition unit is connected with temperature sensor, humidity sensor and barometric pressure sensor wire communication by the AD translation interface, receives the analog signals of temperature sensor, humidity sensor and barometric pressure sensor output.Because native system is not set up special anemometer tower, the sensor can not be installed in the position with the same height of wheel hub, in order to calculate the powertrace of wind power generating set, the signal demand that records needs to adopt the atmospheric density of hub height, so could use after proofreading and correct according to relevant criterion.
A kind of wind energy turbine set energy gauge of the utility model, its remote computer obtains through the pretreated data of data acquisition unit by wireless or optical fiber communication, by ICP/IP protocol and SCADA system communication, obtain the power of wind-powered electricity generation unit, wind speed, wind direction, data such as situation are incorporated into the power networks, not only can calculate the powertrace and the efficiency situation of many units simultaneously, also can be in conjunction with the temperature of other sensor measurement, humidity, atmospheric pressure, parameters such as wheel hub center sea level elevation, calculate the atmospheric density of the wind-powered electricity generation unit hub height of surveying according to ISO2533 (standard atmospheric pressure) standard meter, according to the computing method of measured wind speed with reference to GB/T 18451.2-2003 (test of wind power generating set power characteristic) standard code, thus the checking of realization wind-powered electricity generation power of the assembling unit curve.The laser radar anemometer also can be used for unit performance examination and operation optimization and analyze according to the generated energy of answering of wind-powered electricity generation unit in image data and the wind-powered electricity generation unit design power curve calculation measured zone.In addition, remote computer can generate various curves and chart automatically according to the survey data, as wind frequency curve, wind rose map, wind speed rose diagram, wind energy rose diagram, one-tenth boolean distribution curve etc.; In order to pass judgment on the runnability of wind-powered electricity generation unit, can also generate various correlation curves, as: answer the contrast of generated energy and real generated energy, the contrast of nacelle wind speed instrument and radar sonde wind speed, measure annual electricity generating capacity and actual annual electricity generating capacity contrast etc., for operations staff or supervisory engineering staff optimize operation, fault analysis and formulate the technical measures of raising energy output and control measures etc. provide scientific basis.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, though the utility model discloses as above with preferred embodiment, any those skilled in the art, make a little change or be modified to the equivalent embodiment of equivalent variations when the technology contents that can utilize above-mentioned announcement, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. wind energy turbine set energy gauge, it is characterized in that comprising temperature sensor, humidity sensor, barometric pressure sensor, anemometer, data acquisition unit and remote computer, wherein, between temperature sensor, humidity sensor, barometric pressure sensor and anemometer and the data acquisition unit, and adopt communication mode to be connected between data acquisition unit and the remote computer.
2. a kind of wind energy turbine set energy gauge according to claim 1 is characterized in that described anemometer is the laser radar anemometer.
3. a kind of wind energy turbine set energy gauge according to claim 2 is characterized in that adopting between described anemometer and the data acquisition unit communication to be connected.
4. a kind of wind energy turbine set energy gauge according to claim 1, the processor that it is characterized in that described data acquisition unit is the DSP data processor.
5. a kind of wind energy turbine set energy gauge according to claim 1, the storer that it is characterized in that described data acquisition unit are the non-volatile register of high capacity.
6. a kind of wind energy turbine set energy gauge according to claim 1 is characterized in that the processor of described data acquisition unit also is furnished with signal filtering, amplifying circuit and A/D convertor circuit.
7. a kind of wind energy turbine set energy gauge according to claim 1 is characterized in that described data acquisition unit also comprises the GPS synchronous clock.
8. a kind of wind energy turbine set energy gauge according to claim 1 is characterized in that described anemometer carries processor.
9. according to the described a kind of wind energy turbine set energy gauge of the arbitrary claim of claim 1-8, it is characterized in that described data acquisition unit is provided with two RS232 or RS485 serial communication interface, with one group of AD translation interface, anemometer is connected with the data acquisition unit radio communication respectively by RS232 or RS485 interface with remote computer, and temperature sensor, humidity sensor and barometric pressure sensor are connected with the data acquisition unit wire communication by the AD translation interface.
10. a kind of wind energy turbine set energy gauge according to claim 9 is characterized in that the mode radio communication with CDMA or GPRS is connected between described remote computer and the data acquisition unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201729386U CN201489125U (en) | 2009-08-14 | 2009-08-14 | Energy measuring system for wind power stations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201729386U CN201489125U (en) | 2009-08-14 | 2009-08-14 | Energy measuring system for wind power stations |
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| Publication Number | Publication Date |
|---|---|
| CN201489125U true CN201489125U (en) | 2010-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009201729386U Expired - Fee Related CN201489125U (en) | 2009-08-14 | 2009-08-14 | Energy measuring system for wind power stations |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102102629A (en) * | 2011-01-17 | 2011-06-22 | 东南大学 | On-line data acquisition and analysis device of wind generating set |
| CN102879739A (en) * | 2012-09-26 | 2013-01-16 | 内蒙古自治区农牧业机械试验鉴定站 | Device for testing power characteristic of wind driven generator set |
| CN106157165A (en) * | 2015-04-09 | 2016-11-23 | 华电电力科学研究院 | A kind of based on laser radar anemometer Wind turbines power curve examination appraisal procedure |
| CN107654341A (en) * | 2015-10-27 | 2018-02-02 | 南通大学 | The vertical axis wind power generation monitoring device of survey is sentenced based on power observation and data exception |
| CN109991625A (en) * | 2019-04-02 | 2019-07-09 | 上海电气风电集团有限公司 | The method and system of wind-resources assessment |
-
2009
- 2009-08-14 CN CN2009201729386U patent/CN201489125U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102102629A (en) * | 2011-01-17 | 2011-06-22 | 东南大学 | On-line data acquisition and analysis device of wind generating set |
| CN102102629B (en) * | 2011-01-17 | 2012-10-10 | 东南大学 | On-line data acquisition and analysis device of wind generating set |
| CN102879739A (en) * | 2012-09-26 | 2013-01-16 | 内蒙古自治区农牧业机械试验鉴定站 | Device for testing power characteristic of wind driven generator set |
| CN106157165A (en) * | 2015-04-09 | 2016-11-23 | 华电电力科学研究院 | A kind of based on laser radar anemometer Wind turbines power curve examination appraisal procedure |
| CN107654341A (en) * | 2015-10-27 | 2018-02-02 | 南通大学 | The vertical axis wind power generation monitoring device of survey is sentenced based on power observation and data exception |
| CN107664099A (en) * | 2015-10-27 | 2018-02-06 | 南通大学 | The radio communication type vertical axis wind power generation monitoring device that degree containing dynamical health differentiates |
| CN107664099B (en) * | 2015-10-27 | 2019-03-05 | 南通大学 | The radio communication type vertical axis wind power generation monitoring device that degree containing dynamical health differentiates |
| CN107654341B (en) * | 2015-10-27 | 2019-06-14 | 南通大学 | The vertical axis wind power generation monitoring device of survey is sentenced based on power observation and data exception |
| CN109991625A (en) * | 2019-04-02 | 2019-07-09 | 上海电气风电集团有限公司 | The method and system of wind-resources assessment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20120814 |