CN105673328B - A kind of new power generating system using pulse width detection technology for wind-power electricity generation - Google Patents
A kind of new power generating system using pulse width detection technology for wind-power electricity generation Download PDFInfo
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- CN105673328B CN105673328B CN201610092065.2A CN201610092065A CN105673328B CN 105673328 B CN105673328 B CN 105673328B CN 201610092065 A CN201610092065 A CN 201610092065A CN 105673328 B CN105673328 B CN 105673328B
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- electricity generation
- phase inverter
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The present invention relates to a kind of new power generating system using pulse width detection technology for wind-power electricity generation, including on the support columns square power generator and the driving device in power generation mechanism side is arranged in support column, setting, and the power generator is electrically connected with driving device；The power generation mechanism includes cabin, the new power generating system using pulse width detection technology for wind-power electricity generation receives infrared ray of the RF transmitter by the thieff hatch transmitting on turntable by infrared receiver, to generate pulse signal, directly the waveform is detected by central control unit, the rotating speed of fan blade can not only accurately be measured, moreover it is possible to improve the response speed monitored in real time；Moreover, the model 74123 of the first integrated circuit and the second integrated circuit has the characteristics that high anti-jamming capacity and voltage stability are high, can ensure the anti-interference ability and stability of detection circuit, to improve the reliability of electricity generation system.
Description
Technical field
The present invention relates to a kind of new power generating systems using pulse width detection technology for wind-power electricity generation.
Background technology
Wind energy is increasingly paid attention to by countries in the world as a kind of clean regenerative resource.Its amount of accumulateing is huge, the whole world
Wind energy be about 2.74 × 10^9MW, can be total than the water that can be developed and used on the earth wherein available wind energy is 2 × 10^7MW
Amount also wants 10 times big.Wind is utilized by people very early -- mainly by windmill come draw water, flour milling etc., and present, people's sense is emerging
Interest is how to use wind to generate electricity.New Energy Sources In China strategy starts to be set as emphasis wind-power electricity generation is greatly developed.That keeps watch is dynamic
Mechanical kinetic energy can be transformed into, then mechanical energy is converted into electric power kinetic energy, here it is wind-power electricity generations.The principle of wind-power electricity generation is profit
Air vane rotation is driven with wind-force, then promotes the speed of rotation through booster engine, to promote electrical power generators.According at present
Windmill technology, three meters of gentle breeze speed (degree of gentle breeze) about per second can start to generate electricity.Wind-power electricity generation is just alive
One upsurge is formed in boundary, because wind-power electricity generation need not use fuel, will not generate radiation or air pollution.
In the prior art, it during wind-driven generator operates, needs to carry out real-time tracing, mesh to the rotating speed of fan blade
Preceding be monitored to it using speed probe, but since speed probe is mostly magnetoelectric sensor, can be easy by
Measurement data is influenced to the interference in external signal or magnetic field, the damage of wind-driven generator internal unit is caused, influences to generate electricity
Quality；Moreover, speed probe needs tach signal being converted into electric signal, is then handled to central processing unit,
It is just slack-off for the measurement response speed of rotating speed in this way, reduce the reliability of tachometric survey.
Invention content
The technical problem to be solved by the present invention is to：In order to overcome prior art poor anti jamming capability and response speed slow not
Foot, provides a kind of new power generating system using pulse width detection technology for wind-power electricity generation.
The technical solution adopted by the present invention to solve the technical problems is：It is a kind of to use pulse width detection for wind-power electricity generation
The new power generating system of technology, including support column, setting square power generator and are arranged in power generation mechanism side on the support columns
Driving device, the power generator is electrically connected with driving device；
Drive shaft, speeder, motor shaft and the generator that the power generation mechanism includes cabin, is arranged in cabin, institute
It states speeder to be sequentially connected by drive shaft and driving device, the generator is connected by motor shaft and speeder transmission
It connects；
The drive shaft is equipped with rotation-speed measuring device, and the rotation-speed measuring device includes being arranged in the infrared of nacelle interior wall
Line transmitter, the infrared receiver that turntable on the driving shaft is arranged and is arranged on speeder, the turntable are equipped with
Three thieff hatch, the thieff hatch are uniformly arranged along the central axis of turntable；
The infrared receiver is electrically connected with infrared receiver module, and the infrared receiver module is electrically connected with infrared
Line receiving circuit, the infrared radiation receiving circuit includes the first integrated circuit, the second integrated circuit, the first phase inverter, second anti-
Phase device, third phase inverter, first resistor, second resistance, the first capacitance and the second capacitance, first integrated circuit and the second collection
Model at circuit is 74123, and two directly elimination ends of first integrated circuit are interconnected by the first capacitance, institute
State the first integrated circuit two directly eliminate end, one of them is directly eliminated end and passes through the external 5V direct currents piezoelectricity of first resistor
The negative triggering input terminal in source, first integrated circuit is connect with the output end of the first phase inverter, first integrated circuit
Positive triggering input end grounding, the external 5V DC voltage power supplies of power end of first integrated circuit, first integrated circuit
Output end connect with the input terminal of third phase inverter, two of second integrated circuit directly eliminate ends and pass through the second capacitance
It interconnects, two of second integrated circuit directly eliminate end, and it is external by second resistance that one of them directly eliminates end
5V DC voltage power supplies, the external 5V DC voltage power supplies of negative triggering input terminal of second integrated circuit, described second is integrated
The positive triggering input terminal of circuit is connect with the output end of the second phase inverter, the external 5V direct currents of power end of second integrated circuit
The output end of voltage source, second integrated circuit is connect with the input terminal of third phase inverter.
Preferably, the speeder is step-up gear.
Preferably, the driving device includes wind scooper and several blades, the blade is uniform along the periphery of wind scooper
Distribution, steering mechanism is connected between the blade and wind scooper.
Preferably, in order to ensure that the stress tunability of blade, the steering mechanism include driving motor.
Preferably, the model of first phase inverter, the second phase inverter and third phase inverter is CD4069.
Preferably, in order to improve the intelligence degree of system, central control unit, the center are equipped in the cabin
Control device is PLC, and the infrared receiver module is electrically connected with central control unit.
The invention has the advantages that the new power generating system using pulse width detection technology for being used for wind-power electricity generation passes through
Infrared receiver receives infrared ray of the RF transmitter by the thieff hatch transmitting on turntable, to generate pulse
Signal is directly detected the waveform by central control unit, can not only accurately measure the rotating speed of fan blade, moreover it is possible to carry
The response speed that height monitors in real time；Moreover, the model 74123 of the first integrated circuit and the second integrated circuit, has
High anti-jamming capacity and the high feature of voltage stability, can ensure the anti-interference ability and stability of detection circuit, to carry
The high reliability of electricity generation system.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the structural representation of the new power generating system using pulse width detection technology for wind-power electricity generation of the present invention
Figure；
Fig. 2 is the tachometric survey dress of the new power generating system using pulse width detection technology for wind-power electricity generation of the present invention
The structural schematic diagram set；
Fig. 3 is the structure of the turntable of the new power generating system using pulse width detection technology for wind-power electricity generation of the present invention
Schematic diagram；
Fig. 4 is the infrared receiver of the new power generating system using pulse width detection technology for wind-power electricity generation of the present invention
The circuit diagram of circuit；
In figure：1. wind scooper, 2. steering mechanism, 3. blades, 4. drive shafts, 5. rotation-speed measuring devices, 6. speeders, 7.
Generator, 8. motor shafts, 9. cabins, 10. thieff hatch, 11. support columns, 12. RF transmitters, 13. turntables, 14. infrared rays
Receiver, the first integrated circuits of U1., the first integrated circuits of U2., the first phase inverters of U3., the second phase inverters of U4., U5. thirds are anti-
Phase device, R1. first resistors, R2. second resistances, the first capacitances of C1., the second capacitances of C2..
Specific implementation mode
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
As Figure 1-Figure 4, a kind of new power generating system using pulse width detection technology for wind-power electricity generation, including branch
Dagger 11, the power generator being arranged above support column 11 and the driving device in power generation mechanism side is set, the power generation dress
It sets and is electrically connected with driving device；
Drive shaft 4, speeder 6, motor shaft 8 and the power generation that the power generation mechanism includes cabin 9, is arranged in cabin 9
Machine 7, the speeder 6 are sequentially connected by drive shaft 4 and driving device, and the generator 7 is filled by motor shaft 8 and speedup
Set 6 drive connections；
The drive shaft 4 is equipped with rotation-speed measuring device 5, and the rotation-speed measuring device 5 includes being arranged in 9 inner wall of cabin
RF transmitter 12, the turntable 13 being arranged in drive shaft 4 and the infrared receiver 14 being arranged on speeder 6, institute
It states and is set on turntable 13 there are three thieff hatch 10, the thieff hatch 10 is uniformly arranged along the central axis of turntable 13；
The infrared receiver 14 is electrically connected with infrared receiver module, and the infrared receiver module is electrically connected with red
Outside line receiving circuit, the infrared radiation receiving circuit include the first integrated circuit U1, the second integrated circuit U2, the first phase inverter
U3, the second phase inverter U4, third phase inverter U5, first resistor R1, second resistance R2, the first capacitance C1 and the second capacitance C2, institute
The model for stating the first integrated circuit U1 and the second integrated circuit U2 is 74123, and two of the first integrated circuit U1 are directly
It eliminates end to interconnect by the first capacitance C1, two of the first integrated circuit U1 directly eliminate end, one of them is directly
It eliminates end and passes through the external 5V DC voltage power supplies of first resistor R1, the negative triggering input terminal and first of the first integrated circuit U1
The output end of phase inverter U3 connects, the positive triggering input end grounding of the first integrated circuit U1, the first integrated circuit U1
The external 5V DC voltage power supplies of power end, the output end of the first integrated circuit U1 and the input terminal of third phase inverter U5 connect
It connects, two directly elimination ends of the second integrated circuit U2 pass through the second capacitance C2 interconnections, second integrated circuit
Two of U2 directly eliminate end, one of them directly eliminates end by the external 5V DC voltage power supplies of second resistance R2, and described
The external 5V DC voltage power supplies of negative triggering input terminal of two integrated circuit U2, the positive triggering input terminal of the second integrated circuit U2
It is connect with the output end of the second phase inverter U4, the external 5V DC voltage power supplies of power end of the second integrated circuit U2 are described
The output end of second integrated circuit U2 is connect with the input terminal of third phase inverter U5.
Preferably, the speeder 6 is step-up gear.
Preferably, the driving device includes wind scooper 1 and several blades 3, the blade 3 is along the periphery of wind scooper 1
It is uniformly distributed, steering mechanism 2 is connected between the blade 3 and wind scooper 1.
Preferably, in order to ensure that the stress tunability of blade 3, the steering mechanism 2 include driving motor.
Preferably, the model of the first phase inverter U3, the second phase inverter U4 and third phase inverter U5 are CD4069.
Preferably, in order to improve the intelligence degree of system, it is equipped with central control unit in the cabin 9, in described
Centre control device is PLC, and the infrared receiver module is electrically connected with central control unit.
This is in the new power generating system using pulse width detection technology of wind-power electricity generation：In order to ensure to turn to fan blade 3
Speed is monitored in real time, then RF transmitter 12 keeps sending the state of infrared ray in real time, and turntable 13 is between infrared emitting
Between device 12 and infrared receiver 14, when turntable 13 rotates, the infrared ray that RF transmitter 12 emits passes through turntable 13
On thieff hatch 10, infrared receiver 14 is received by infrared ray, repeatedly, then pulse signal just will produce, by right
The detection of the pulse signal, to judge the rotating speed of current fan blade 3.
In infrared radiation receiving circuit, positive pulse wave detection circuit is formed by the first integrated circuit U1, works as infrared receiver
14 when receiving infrared ray, and the first integrated circuit U1 just exports high level；The detection of negative pulse wave is formed by the second integrated circuit U2
Circuit, when infrared receiver 14 does not receive infrared ray, the second integrated circuit U2 just exports low level, then the circuit will
Output exports the waveform of distinct pulse widths according to 3 rotating speed of fan blade, is directly detected to the waveform by central control unit, not only
The rotating speed of fan blade 3 can accurately be measured, moreover it is possible to improve the response speed monitored in real time.Wherein, the first integrated circuit U1 and
The model 74123 of two integrated circuit U2 has the characteristics that high anti-jamming capacity and voltage stability are high, can ensure to detect
The anti-interference ability and stability of circuit, to improve the reliability of electricity generation system.
Compared with prior art, which passes through infrared
Line receiver 14 receives the infrared ray that RF transmitter 12 emits by the thieff hatch 10 on turntable 13, to generate
Pulse signal is directly detected the waveform by central control unit, can not only accurately measure the rotating speed of fan blade 3,
The response speed monitored in real time can also be improved；Moreover, the model of the first integrated circuit U1 and the second integrated circuit U2
74123, have the characteristics that high anti-jamming capacity and voltage stability are high, can ensure the anti-interference ability of detection circuit and steady
It is qualitative, to improve the reliability of electricity generation system.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (6)
1. a kind of new power generating system using pulse width detection technology for wind-power electricity generation, which is characterized in that including support column
(11), the power generator being arranged above support column (11) is filled with the driving device in power generation mechanism side, the power generation is arranged
It sets and is electrically connected with driving device；
The power generation mechanism includes cabin (9), the drive shaft (4) being arranged in cabin (9), speeder (6), motor shaft (8)
With generator (7), the speeder (6) is sequentially connected by drive shaft (4) and driving device, and the generator (7) passes through
Motor shaft (8) is sequentially connected with speeder (6)；
The drive shaft (4) is equipped with rotation-speed measuring device (5), and the rotation-speed measuring device (5) includes setting in cabin (9)
The RF transmitter (12) of wall, the turntable (13) being arranged in drive shaft (4) and the infrared ray being arranged on speeder (6)
Receiver (14), sets that there are three thieff hatch (10), central shaft of the thieff hatch (10) along turntable (13) on the turntable (13)
Line is uniformly arranged；
The infrared receiver (14) is electrically connected with infrared receiver module, and the infrared receiver module is electrically connected with infrared
Line receiving circuit, the infrared radiation receiving circuit include the first integrated circuit (U1), the second integrated circuit (U2), the first phase inverter
(U3), the second phase inverter (U4), third phase inverter (U5), first resistor (R1), second resistance (R2), the first capacitance (C1) and
The model of two capacitances (C2), first integrated circuit (U1) and the second integrated circuit (U2) is 74123, and described first is integrated
Two of circuit (U1) directly eliminate end and are interconnected by the first capacitance (C1), and two of first integrated circuit (U1) are straight
It connects and eliminates end, one of them is directly eliminated end and passes through the external 5V DC voltage power supplies of first resistor (R1), the described first integrated electricity
The negative triggering input terminal on road (U1) is connect with the output end of the first phase inverter (U3), the positive triggering of first integrated circuit (U1)
Input end grounding, the external 5V DC voltage power supplies of power end of first integrated circuit (U1), first integrated circuit
(U1) output end is connect with the input terminal of third phase inverter (U5), and two of second integrated circuit (U2) directly eliminate end
It is interconnected by the second capacitance (C2), two of second integrated circuit (U2) directly eliminate end, one of them directly disappears
Except end is by the external 5V DC voltage power supplies of second resistance (R2), the negative triggering input terminal of second integrated circuit (U2) is external
5V DC voltage power supplies, the positive triggering input terminal of second integrated circuit (U2) and the output end of the second phase inverter (U4) connect
It connects, the external 5V DC voltage power supplies of power end of second integrated circuit (U2), the output of second integrated circuit (U2)
End is connect with the input terminal of third phase inverter (U5).
2. being used for the new power generating system using pulse width detection technology of wind-power electricity generation as described in claim 1, feature exists
In the speeder (6) is step-up gear.
3. being used for the new power generating system using pulse width detection technology of wind-power electricity generation as described in claim 1, feature exists
In the driving device includes wind scooper (1) and several blades (3), and the blade (3) is uniformly divided along the periphery of wind scooper (1)
Cloth is connected with steering mechanism (2) between the blade (3) and wind scooper (1).
4. being used for the new power generating system using pulse width detection technology of wind-power electricity generation as claimed in claim 3, feature exists
In the steering mechanism (2) includes driving motor.
5. being used for the new power generating system using pulse width detection technology of wind-power electricity generation as described in claim 1, feature exists
In the model of first phase inverter (U3), the second phase inverter (U4) and third phase inverter (U5) is CD4069.
6. being used for the new power generating system using pulse width detection technology of wind-power electricity generation as described in claim 1, feature exists
In equipped with central control unit in the cabin (9), the central control unit is PLC, and the infrared receiver module is in
Entreat control device electrical connection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610092065.2A CN105673328B (en) | 2016-02-18 | 2016-02-18 | A kind of new power generating system using pulse width detection technology for wind-power electricity generation |
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| CN201610092065.2A CN105673328B (en) | 2016-02-18 | 2016-02-18 | A kind of new power generating system using pulse width detection technology for wind-power electricity generation |
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| CN105673328A CN105673328A (en) | 2016-06-15 |
| CN105673328B true CN105673328B (en) | 2018-10-09 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107647984A (en) * | 2017-10-12 | 2018-02-02 | 江阴市新盛医疗器材设备有限公司 | A kind of intelligent wheelchair that can highly adjust |
| CN110848084A (en) * | 2018-01-16 | 2020-02-28 | 李敏 | Power generation device for wind power generation and adopting pulse width detection technology |
| CN110668335A (en) * | 2019-09-03 | 2020-01-10 | 广州林电科技有限公司 | Hoisting system with long service life for mechanical manufacturing |
| CN111998513B (en) * | 2020-09-02 | 2021-11-12 | 海信（山东）空调有限公司 | Air conditioner control method and air conditioner |
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| CN101576050A (en) * | 2008-05-09 | 2009-11-11 | 通用电气公司 | Wind turbine with wireless pitch control |
| JP2010239912A (en) * | 2009-04-08 | 2010-10-28 | Tokyo Electric Power Co Inc:The | Bird-repellent device and wind generator |
| CN103850877A (en) * | 2013-05-23 | 2014-06-11 | 洛阳希诺能源科技有限公司 | Vertical axis fan wind power generator |
| WO2015001301A1 (en) * | 2013-06-30 | 2015-01-08 | Wind Farm Analytics Ltd | Turbine fluid velocity field measurement |
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2016
- 2016-02-18 CN CN201610092065.2A patent/CN105673328B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101576050A (en) * | 2008-05-09 | 2009-11-11 | 通用电气公司 | Wind turbine with wireless pitch control |
| JP2010239912A (en) * | 2009-04-08 | 2010-10-28 | Tokyo Electric Power Co Inc:The | Bird-repellent device and wind generator |
| CN103850877A (en) * | 2013-05-23 | 2014-06-11 | 洛阳希诺能源科技有限公司 | Vertical axis fan wind power generator |
| WO2015001301A1 (en) * | 2013-06-30 | 2015-01-08 | Wind Farm Analytics Ltd | Turbine fluid velocity field measurement |
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Effective date of registration: 20180829 Address after: 010110 Jinshan Road, Jinshan Road, Hohhot, the Inner Mongolia Autonomous Region Applicant after: Huhehaote City Boyang Energy Co., Ltd. Address before: 518000 C, unit 13, Buji Keyuan (four issue), Longgang District, Shenzhen, Guangdong 1805 Applicant before: Liu Xiangjing |
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