CN106532647A - Wind power generator control system based on PID control - Google Patents
Wind power generator control system based on PID control Download PDFInfo
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- CN106532647A CN106532647A CN201510581187.3A CN201510581187A CN106532647A CN 106532647 A CN106532647 A CN 106532647A CN 201510581187 A CN201510581187 A CN 201510581187A CN 106532647 A CN106532647 A CN 106532647A
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Abstract
The invention discloses a wind power generator control system based on PID control, and the system comprises a wind power generator controller for controlling the working state of a wind power generator; a temperature sensor which is used for measuring in-situ temperature, wherein the temperature sensor is a non-contact type temperature sensor, and is disposed on a stator winding of the wind power generator; a humidity sensor which is used for measuring in-situ humidity, wherein the humidity sensor is a lithium chloride humidity sensor, and the lithium chloride humidity sensor is disposed on the stator winding or a rotor winding of the wind power generator; a PID controller, wherein the output terminal of the temperature sensor is electrically connected with the input terminal of the PID controller through an analog-digital converter, the output terminal of the PID controller is electrically connected with the control terminal of the wind power generator controller, and the I/O terminal of the PID controller is electrically connected with a GSM communication module. When the temperature and humidity exceed the threshold values, the system can timely turn off the wind power generator.
Description
Technical field
The present invention relates to wind energy power technology field, more particularly to a kind of wind power generator control system based on PID control.
Background technology
In recent years, with the fast development of social industry, the mankind are increasing to the demand of the energy, and due to traditional energy, such as coal, oil, natural gas are non-renewable energy resources, therefore energy problem becomes is growing tension；Find the new energy and there is very important effect to human development.
It is well known that wind-power electricity generation is the kinetic energy kept watch switchs to electric energy.Wind energy is increasingly paid attention to by countries in the world as a kind of regenerative resource of cleaning.Its amount of accumulateing is huge, and the wind energy in the whole world is about 2.74 × 10^9MW, and wherein available wind energy is 2 × 10^7MW, and the water energy total amount than developing on the earth is also big 10 times.Wind is utilized by people very early -- mainly by windmill to draw water, flour milling etc., and present, what people were interested is how to use wind to generate electricity.THE WIND ENERGY RESOURCES IN CHINA is enriched, about 1,000,000,000 kW of the wind energy content that can be developed, wherein, about 2.53 hundred million kW of land wind energy content (land is liftoff 10m height material computations), it is marine can development and utilization about 7.5 hundred million kW of wind energy content, altogether 1,000,000,000 kW.And the end of the year 2003 whole nation electric power about 5.67 hundred million kW of installation.Wind is that do not have one of energy of public hazards.And it is inexhaustible.For hydropenia, short bunker and ungetable offshore islands, Pastoral Areas, mountain area and plateau band, utilize wind-power electricity generation treatment in accordance with local conditions, be especially suitable for, be well worth doing.
Found by long-term practice：Wind-driven generator is mainly by wind-force to realize generating electricity; therefore; wind-driven generator generally requires foundation in wind energy resources than more rich spacious place; generally; where this wind energy is more spacious; its environmental condition is more severe, therefore the generation of the extreme weather such as hurricane or torrential rain often occurs；Once and there is above-mentioned extreme weather, the accident that the stator winding or mover winding of electromotor are often short-circuited occurs；When short circuit accident occurs, the temperature of stator winding or mover winding in electromotor drastically will be raised, therefore, design and develop and a kind of can have more high safety factor seem it is particularly important based on the wind power generator control system of PID control.
The content of the invention
The technical problem to be solved in the present invention is：A kind of wind power generator control system based on PID control is provided.When the temperature of the stator winding or mover winding of electromotor is sharply increased, wind power generator control system that should be based on PID control can close wind-driven generator in time.
The present invention is adopted the technical scheme that by solving technical problem present in known technology：
A kind of wind power generator control system based on PID control, including：
For controlling the wind driven generator controller of wind-driven generator working condition；
For the temperature sensor of measure field temperature；The temperature sensor is non-contact temperature sensor；The temperature sensor is installed on the stator winding of wind-driven generator；
For the humidity sensor of measure field humidity；The humidity sensor is lithium chloride humidity sensor；The lithium chloride humidity sensor is installed on the stator winding or mover winding of wind-driven generator；
The lead-out terminal of PID controller, the temperature sensor and humidity sensor is electrically connected with the input terminal of PID controller by analog-digital converter；
The lead-out terminal of the PID controller is electrically connected with the control terminal of wind driven generator controller；Gsm communication module is electrically connected with the I/O terminals of the PID controller.
Further：The temperature sensor is fibre optic temperature sensor.
Further：The temperature sensor is no less than two；At least one temperature sensor is installed on the mover winding of wind-driven generator.
The present invention has the advantages and positive effects that：
By adopting above-mentioned technical proposal, the present invention can carry out monitor in real time to the temperature and humidity of the stator winding of wind-driven generator and mover winding, when the temperature of the stator winding or mover winding of wind-driven generator is too high or when humidity is too high, PID controller then can close electromotor the very first time, prevent the generation of dangerous accident, simultaneously, due to being electrically connected with gsm communication module on the I/O terminals of the PID controller, therefore the working condition of live PID controller can be occurred to the control terminal of distal end, and then more in-situ datas are provided for engineer.
Description of the drawings：
Fig. 1 is the circuit block diagram of the preferred embodiment of the present invention；
Fig. 2 is the partial circuit diagram of the preferred embodiment of the present invention, is mainly used in showing the internal circuit of PID controller.
Specific embodiment
For the content of the invention, feature and effect of the present invention can be further appreciated that, following examples are hereby enumerated, and it is as follows to coordinate accompanying drawing to describe in detail：
Refer to Fig. 1 and Fig. 2, a kind of wind power generator control system based on PID control, including：
For controlling the wind driven generator controller of wind-driven generator working condition；
For the temperature sensor of measure field temperature；The temperature sensor is non-contact temperature sensor；The temperature sensor is installed on the stator winding of wind-driven generator；
For the humidity sensor of measure field humidity；The humidity sensor is lithium chloride humidity sensor；The lithium chloride humidity sensor is installed on the stator winding or mover winding of wind-driven generator；
The lead-out terminal of PID controller, the temperature sensor and humidity sensor is electrically connected with the input terminal of PID controller by analog-digital converter；
The lead-out terminal of the PID controller is electrically connected with the control terminal of wind driven generator controller；Gsm communication module is electrically connected with the I/O terminals of the PID controller；Fig. 2 is PID controller physical circuit；Mainly include input terminal, four comparators and a lead-out terminal.
The lead-out terminal of the PID controller is electrically connected with the control terminal of wind driven generator controller；Gsm communication module is electrically connected with the I/O terminals of the PID controller.
The present invention operation principle be：Temperature sensor carries out monitor in real time to the temperature of stator winding or mover winding, humidity sensor carries out monitor in real time to the humidity of stator winding or mover winding, and the temperature information for monitoring and humidity information are sent to into PID controller, the upper limit threshold of temperature and the upper limit threshold of humidity is preset with PID controller, when temperature information reaches upper limit threshold or when humidity information reaches upper limit threshold, PID controller then exports a customizing messages instruction, such as it is high level, now wind driven generator controller is upon receipt of above-mentioned high level, wind-driven generator can then be closed, and then danger is reduced to into minimum level.Meanwhile, the live working condition of itself is also sent to remote controllers by gsm communication module by PID controller, provides first hand in-situ data for engineer.
Further：The temperature sensor is fibre optic temperature sensor.
Further：The temperature sensor is no less than two；At least one temperature sensor is installed on the mover winding of wind-driven generator.
Above embodiments of the invention are described in detail, but the content has been only presently preferred embodiments of the present invention, it is impossible to be considered as the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement etc., still all should belong within the patent covering scope of the present invention.
Claims (3)
1. a kind of wind power generator control system based on PID control, including for controlling wind-driven generator working condition
Wind driven generator controller；It is characterized in that：At least also include：
For the temperature sensor of measure field temperature；The temperature sensor is non-contact temperature sensor；The temperature
Degree sensor is installed on the stator winding of wind-driven generator；
For the humidity sensor of measure field humidity；The humidity sensor is lithium chloride humidity sensor；The chlorination
Lithium humidity sensor is installed on the stator winding of wind-driven generator or mover winding；
The lead-out terminal of PID controller, the temperature sensor and humidity sensor passes through analog-digital converter and PID control
The input terminal electrical connection of device；
The lead-out terminal of the PID controller is electrically connected with the control terminal of wind driven generator controller；The PID control
Gsm communication module is electrically connected with the I/O terminals of device.
2. the wind power generator control system based on PID control according to claim 1, it is characterised in that：It is described
Temperature sensor is fibre optic temperature sensor.
3. the wind power generator control system based on PID control according to claim 2, it is characterised in that：It is described
Temperature sensor is no less than two；At least one temperature sensor is installed on the mover winding of wind-driven generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510581187.3A CN106532647A (en) | 2015-09-14 | 2015-09-14 | Wind power generator control system based on PID control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510581187.3A CN106532647A (en) | 2015-09-14 | 2015-09-14 | Wind power generator control system based on PID control |
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| CN106532647A true CN106532647A (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510581187.3A Pending CN106532647A (en) | 2015-09-14 | 2015-09-14 | Wind power generator control system based on PID control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113311329A (en) * | 2021-04-27 | 2021-08-27 | 湖南省水利投地方电力有限公司 | Method and system for detecting insulation fault of stator core of hydraulic generator and storage medium |
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| US20070268003A1 (en) * | 2006-05-22 | 2007-11-22 | Kolomeitsev Sergei F | Systems and methods for maximizing the output of a vehicle alternator |
| CN202033460U (en) * | 2011-04-25 | 2011-11-09 | 上海电机学院 | Real-time monitoring system for power generator running state of double-fed wind power generating set |
| CN202645852U (en) * | 2011-12-07 | 2013-01-02 | 北京科诺伟业科技有限公司 | Control system for vertical shaft wind generating set |
| JP2013127348A (en) * | 2011-12-19 | 2013-06-27 | Hitachi Plant Technologies Ltd | Remote monitor control system and method of operating the same |
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Application publication date: 20170322 |