CN203630311U - Wind turbine generator electric energy quality data collection system based on wireless sensing technology - Google Patents
Wind turbine generator electric energy quality data collection system based on wireless sensing technology Download PDFInfo
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- CN203630311U CN203630311U CN201320545167.7U CN201320545167U CN203630311U CN 203630311 U CN203630311 U CN 203630311U CN 201320545167 U CN201320545167 U CN 201320545167U CN 203630311 U CN203630311 U CN 203630311U
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Abstract
The utility model relates to a wind turbine generator electric energy quality data collection system based on a wireless sensing technology. Collected data include several performance parameters of the voltage, current, frequency, active power, reactive power and power factor of outputted electric energy of a generator. The system comprises a current transformer, a voltage transformer, a power transducer, a data acquisition device, a memory, a wireless communication module as well as a supporting data processing module and a supporting remote monitoring center. With the wind turbine generator electric energy quality data collection system based on the wireless sensing technology of the utility model adopted, accurate data collection, real-time display, storage, and remote data transmission functions can be mainly realized, and original data can be provided for power generation state and electric energy quality analysis of a wind turbine generator.
Description
Technical field
The utility model relates to a kind of wind-powered electricity generation unit power quality data acquisition system of wireless sensor technology, and the utility model relates to the on-line monitoring of the wind power generating set output quality of power supply.Mainly comprise three-phase voltage, electric current, frequency, the power of generator.
Background technology
Due to the randomness of wind-resources and the operation characteristic of wind-powered electricity generation unit itself, make the output quality of power supply of wind power generating set have certain fluctuation.In the time that wind power generation set grid-connection moves, the electric energy of its generation can affect the quality of power supply of electrical network, as voltage deviation, voltage fluctuation, transition, flickering, harmonic wave, frequency departure, three-phase imbalance etc., can bring negative effect to the safety of electrical network, the normal operation that also may endanger electrical network when serious, leads to a disaster.Therefore advise the electric energy parameters Real-time Collection that wind power generating set is produced.
Utility model content
The fundamental purpose of the wind-powered electricity generation unit power quality data acquisition system of the utility model based on wireless sensor technology, is the quality of power supply that precise monitoring wind power generating set produces, the duty of monitoring aerogenerator.Improve security and the economic benefit of electrical production.
The utility model is to accomplish the end in view that to solve the technical scheme of its technical matters as follows, and described system comprises current transformer, voltage transformer (VT), power transducer, data acquisition unit, storer, wireless communication module and supporting data processing module and remote monitoring center; Described current transformer and voltage transformer (VT) are connected to each other, and power transducer connects the mid point of current transformer and voltage transformer (VT); The output terminal of current transformer, voltage transformer (VT), power transducer all connects described data acquisition unit, and the output terminal of data acquisition unit connects described wireless communication module, and the output terminal of described wireless communication module is connected with remote monitoring center.
Data processing module is responsible for computing, processing, the demonstration of whole data acquisition.Between the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology and remote monitoring center, adopt 3G or GPRS to be connected.
The utility model, for accomplishing the end in view, solves its technical matters and can also adopt following technical measures to complete treatment of details.
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, described current transformer, voltage transformer (VT), power transducer no-load voltage ratio are respectively 3000 to 5,1000 to 5 and 1000 to 5.
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, utilizes RS485 bus to connect between described data acquisition unit and wireless communication module.
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, the data that described data acquisition unit collects transfer to its inner DSP to process.
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, the storer that described data acquisition unit adopts is big capacity hard disk.
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, described wireless communication module is powered by 220V/24V Switching Power Supply.
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, described data acquisition unit disposes gps satellite synchronous clock time dissemination system.
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, adopts the mode of 3G or GPRS to be connected between cupboard and remote monitoring center.
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, the interface of data processing module setting can show the history curve of current collection capacity and these collection capacities in real time
The above-mentioned wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, data processing module can be revised the quality of power supply alarm threshold value of each monitoring point easily.
Adopt the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology of the present utility model to there is following good result.
The wind-powered electricity generation unit power quality data acquisition system of the utility model based on wireless sensor technology, can be used for the electric energy quality monitoring of aerogenerator, the safe operation that contributes to improve wind power generating set.
The wind-powered electricity generation unit power quality data acquisition system of the utility model based on wireless sensor technology, power consumption is little, measurement is accurate, can intuitively debug, have good man-machine interaction by data processing module interface.
The wind-powered electricity generation unit power quality data acquisition system of the utility model based on wireless sensor technology, with hardware filtering circuit, there is not data distortion phenomenon in the data acquisition unit of employing, and anti-electromagnetic interference capability is outstanding.
The wind-powered electricity generation unit power quality data acquisition system of the utility model based on wireless sensor technology, extensibility is strong, can facilitate when needed other Contents for Monitorings that need to monitor of access, and wiring is few.
The wind-powered electricity generation unit power quality data acquisition system of the utility model based on wireless sensor technology, volume is little, Interface design is reasonable, wiring is simple and safe, easy to carry, easy left-hand seat uses.There is industrialization value, be adapted at wind energy turbine set and promote the use of.
Accompanying drawing explanation
By describing in more detail exemplary embodiment of the present utility model with reference to accompanying drawing, above and other aspect of the present utility model and advantage will become more and be readily clear of, in the accompanying drawings:
Fig. 1 is the wind-powered electricity generation unit power quality data acquisition system compositional block diagram of a kind of wireless sensor technology of the present utility model.
Embodiment
Hereinafter, now with reference to accompanying drawing, the utility model is described more fully, various embodiment shown in the drawings.But the utility model can be implemented in many different forms, and should not be interpreted as being confined to embodiment set forth herein.On the contrary, it will be thorough with completely providing these embodiment to make the disclosure, and scope of the present utility model is conveyed to those skilled in the art fully.
Hereinafter, exemplary embodiment of the present utility model is described with reference to the accompanying drawings in more detail.
Describe the detailed wiring construction feature of the wind-powered electricity generation unit power quality data acquisition system of the utility model based on wireless sensor technology in detail with reference to accompanying drawing 1.Described system comprises current transformer, voltage transformer (VT), power transducer, data acquisition unit, storer, wireless communication module and supporting data processing module and remote monitoring center; Described current transformer and voltage transformer (VT) are connected to each other, and power transducer connects the mid point of current transformer and voltage transformer (VT); The output terminal of current transformer, voltage transformer (VT), power transducer all connects described data acquisition unit, and the output terminal of data acquisition unit connects described wireless communication module, and the output terminal of described wireless communication module is connected with remote monitoring center.
Being wireless communication module power supply by 220V/24V Switching Power Supply, is data acquisition unit power supply by AC220v/DC24v module.Described data acquisition unit sample frequency is 10kHz.
Data acquisition unit is connected by RS485 bus with wireless communication module.
Described data acquisition unit is with the time service of gps satellite clock, and satellite time transfer interval can arrange.Described data acquisition unit energising starts automatically, after starting, just starts normal data acquisition by data acquisition unit at once.Described data acquisition unit is provided with RS485 serial communication interface and for the USB interface of each channel sample frequency is set.
The wind-powered electricity generation unit power quality data acquisition system of this practicality based on wireless sensor technology, installation data processing module in cabinet, wireless communication module.Modules is all installed with the form of standard guide rail draw-in groove, and outside is provided with insulating lid, guarantees operator safety.
] the synchronous time service of gps clock, can prevent that the data time collecting from wandering off, synchronize in time with electrical network accurately.For the data processing in later stage is prepared.
Wireless communication module adopts 3G or the wireless telecommunications of GPRS mode to be connected with remote computer, has facilitated long-range reading out data, remote parameter setting, and remote monitoring.
Data processing module arranges the secondary data of packing of every whole ten minute moment, data acquisition unit is set to just operation automatically of energising, so if there is power-off condition, while energising again, without artificial execute-in-place, the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology of the utility model creation starts again normal operation.
The wind-powered electricity generation unit power quality data acquisition system of the utility model based on wireless sensor technology, in cabinet, be provided with temperature sensor, be used for testing environment temperature, can on the reserved socket of cabinet, equip well heater or fan if desired, guarantee that system modules normally moves.
The foregoing is only embodiment of the present utility model, be not limited to the utility model.The utility model can have various suitable changes and variation.All any modifications of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model within spirit of the present utility model and principle.
Claims (7)
1. the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology, is characterized in that described system comprises current transformer, voltage transformer (VT), power transducer, data acquisition unit, storer, wireless communication module and remote monitoring center; Described current transformer and voltage transformer (VT) are connected to each other, and power transducer connects the mid point of current transformer and voltage transformer (VT); The output terminal of current transformer, voltage transformer (VT), power transducer all connects described data acquisition unit, and the output terminal of data acquisition unit connects described wireless communication module, and the output terminal of described wireless communication module is connected with remote monitoring center.
2. the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology according to claim 1, is characterized in that described data acquisition unit sample frequency is 10kHz.
3. the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology claimed in claim 1, is characterized in that the storer that described data acquisition unit adopts is big capacity hard disk.
4. the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology claimed in claim 1, is characterized in that described data acquisition unit is with the time service of gps satellite clock, and satellite time transfer interval can arrange.
5. the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology claimed in claim 1, is characterized in that described data acquisition unit energising starts automatically, just starts normal data acquisition by data acquisition unit after starting at once.
6. according to the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology one of claim 1-5 Suo Shu, it is characterized in that described data acquisition unit is provided with RS485 serial communication interface and for the USB interface of each channel sample frequency is set.
7. the wind-powered electricity generation unit power quality data acquisition system based on wireless sensor technology claimed in claim 1, is characterized in that wireless communication module communication modes comprises the mode of 3G or GPRS, and radio communication is connected to remote monitoring center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320545167.7U CN203630311U (en) | 2013-09-03 | 2013-09-03 | Wind turbine generator electric energy quality data collection system based on wireless sensing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320545167.7U CN203630311U (en) | 2013-09-03 | 2013-09-03 | Wind turbine generator electric energy quality data collection system based on wireless sensing technology |
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| Publication Number | Publication Date |
|---|---|
| CN203630311U true CN203630311U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320545167.7U Expired - Fee Related CN203630311U (en) | 2013-09-03 | 2013-09-03 | Wind turbine generator electric energy quality data collection system based on wireless sensing technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021923A (en) * | 2015-07-10 | 2015-11-04 | 华北电力科学研究院有限责任公司 | New energy power station control performance test system and method |
-
2013
- 2013-09-03 CN CN201320545167.7U patent/CN203630311U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021923A (en) * | 2015-07-10 | 2015-11-04 | 华北电力科学研究院有限责任公司 | New energy power station control performance test system and method |
| CN105021923B (en) * | 2015-07-10 | 2017-08-11 | 华北电力科学研究院有限责任公司 | The test system and method for the control performance of new energy power station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20140903 |
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| EXPY | Termination of patent right or utility model |