CN104796065A - Control circuit of wind-solar grid-connected power generation system on expressway - Google Patents
Control circuit of wind-solar grid-connected power generation system on expressway Download PDFInfo
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- CN104796065A CN104796065A CN201510220758.0A CN201510220758A CN104796065A CN 104796065 A CN104796065 A CN 104796065A CN 201510220758 A CN201510220758 A CN 201510220758A CN 104796065 A CN104796065 A CN 104796065A
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- 238000010248 power generation Methods 0.000 title abstract description 5
- 230000005669 field effect Effects 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 6
- 238000011217 control strategy Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 230000001172 regenerating effect Effects 0.000 description 3
- 230000010354 integration Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
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- H02J3/383—
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- H02J3/386—
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- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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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
- 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)
- Inverter Devices (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The invention discloses a control circuit of a wind-solar grid-connected power generation system on an expressway. The control circuit of the wind-solar grid-connected power generation system on the expressway is connected with a wind driven generator and an outputting end of a solar photovoltaic array; a fan is connected with the wind driven generator; and the control circuit specifically comprises a rectifying circuit, a controller, an inverter controller, an inverter main circuit and a filtering circuit. A boosting chopper circuit is used in the grid-connected inverter main circuit and is used for optimizing rectified voltage, and influences caused by large fluctuation of outputting voltage of the wind driven generator can be avoided. The structure of the inverter controller is subjected to topology, a control strategy is optimized, and the performance of an inverter is improved so that the inverter is suitable for a wind-solar grid-connected power generation system. Inputting voltage of an inverter bridge in the grid-connected inverter is stabilized in a certain range through a built-in control algorithm of a data processing chip, and voltage stability of the wind-solar grid-connected inverter is improved to a certain degree.
Description
Technical field
The present invention relates to technical field of new energy power generation, relate to the control circuit of honourable grid-connected system on a kind of highway specifically.
Background technology
Today; along with non-renewable fossil energy consumes in a large number; existing non-renewable energy resources deposit has arrived critical point; according to the Year's consumption of current oil, natural gas and coal etc., the fossil energy detected at present only can maintain the mankind and consume decades energy crises and become one and allow the difficult problem that each industrially developed country is on tenterhooks and cannot avoid.Perhaps, in our democratic meeting in visible future because energy crisis becomes complete difference, when in the face of this global difficult problem, the answer of various countries is also identical, and that is exactly regenerative resource.Non-pollution renewable energy is praised highly by the whole world, in industry-by-industry, increasing equipment have employed regenerative resource, and increasing new technology in the popularization joining regenerative resource at this, we notice that some energy is reproducible, also be free of contamination, to be exactly automobile drive air to flow the wind energy and solar energy that are formed through highway for that.The electric energy energy storage device that wind turbine generator generally sends by small-sized wind power generator stores (generally using storage battery), reoffering when needing (can direct current supply to load, also can be transformed to inverter and exchange supply user), the wind turbine generator of independent operating, be also called from net type wind turbine generator, be wind turbine generator export electric energy through storage battery accumulation of energy, resupply equipment use.As equipment needs alternating current, then must for installing inverter additional between storage battery and user.But well-known, the wind resource on highway has discontinuity, be difficult to for equipment provides the electric energy of steady and continuous.And in the wind power plant occurred on existing market, have many generating equipments can not provide industrial frequency AC 220V and 380V, the needs of road traffic control information equipment cannot be met.
Realize grid-connected function, necessarily require the performance of combining inverter to reach corresponding index request.In traditional combining inverter, current follow-up control error is large, poor stability.Because the unsteadiness of wind speed, the piezoelectric voltage amplitude sent from wind-driven generator and frequency fluctuation are comparatively large, can affect the stability that combining inverter exports after being input to combining inverter.And it is not high enough that traditional combining inverter technology also has performance, and unfailing performance is low, and description is few, function is few and be not suitable for the problems such as honourable grid-connected system.
Therefore, the present inventor needs a kind of new technology of design badly to improve its problem.
Summary of the invention
The present invention aims to provide a kind of electric energy that can not only provide steady and continuous, and the control circuit of honourable grid-connected system on the highway that can improve combining inverter stability.
For solving the problems of the technologies described above, technical scheme of the present invention is:
The control circuit of honourable grid-connected system on a kind of highway, be connected with the output of wind-driven generator and photovoltaic array, blower fan is connected with described wind-driven generator, control circuit specifically comprises rectification circuit, controller, circuit control device, converter main circuit, filter circuit, the output of wind-driven generator is connected with described rectification circuit by electric wire, described rectification circuit is connected with described controller with the output of photovoltaic array, direct current is sent to storage battery by described controller respectively, direct-flow electricity utilization apparatus and described converter main circuit, described converter main circuit is by sending to AC electric equipment and described circuit control device after described filter circuit by industrial-frequency alternating current, the output of described circuit control device is connected with described converter main circuit.
Wherein said converter main circuit comprises boost chopper and inverter circuit, described boost chopper comprises inductance L 1, afterflow triode T2, diode D11, electric capacity C12, inductance L 1 is connected with an output of described controller, afterflow triode T2 is connected with another output of described controller with electric capacity C12, inductance L 1, afterflow triode T2 are connected with the positive pole of diode D11, and electric capacity C12 is connected with the negative pole of diode D11.
Described circuit control device comprise data processing chip, Acquisition Circuit, for driving the first driving chip of described boost chopper and for driving the second driving chip of described inverter circuit, the electric voltage frequency at the amplitude of voltage and current of described Acquisition Circuit acquisition controller output, the frequency of the output current of inverter circuit output, phase place and instantaneous value and AC electric equipment place, phase place and instantaneous value.
Preferably, the circuit structure of described controller comprises electrochemical capacitor C1, electric capacity C2, field effect transistor Q1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, fuse F1, diode D7, diode D8 and control chip, the first input end of described photovoltaic array is connected with the positive pole of diode D8, and the negative pole of diode D8 is connected with fuse F1; Electrochemical capacitor C1 is connected with fuse F1 with one end after electric capacity C2 parallel connection, and the other end is connected with the source electrode of field effect transistor Q1; The canopy pole of field effect transistor Q1 is connected with control chip, and the drain electrode of field effect transistor Q1 is connected with resistance R1, and the other end of resistance R1 is connected with fuse F1; It is in parallel with resistance R4 after resistance R2 connects with resistance R3, resistance R2 is connected with fuse F1 with one end of resistance R4, resistance R3 is connected with resistance R5 with one end of resistance R4, the source electrode of field effect transistor Q1 is connected with resistance R5, the other end of resistance R5 is all connected with the negative pole of storage battery with the output of control chip, and the positive pole of storage battery is connected with fuse F1.
Preferably, described rectification circuit comprises rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4, rectifier diode D5, rectifier diode D6, wherein rectifier diode D1 connects with rectifier diode D2, rectifier diode D3 connects with rectifier diode D4, and rectifier diode D5 connects with rectifier diode D6; First output of described wind-driven generator is connected with the positive pole of rectifier diode D1, and the second output of described wind-driven generator is connected with the positive pole of rectifier diode D3, and the 3rd output of described wind-driven generator is connected with the positive pole of rectifier diode D5; The negative pole of rectifier diode D1 is connected with the negative pole of the negative pole of rectifier diode D3 and rectifier diode D5, and the positive pole of rectifier diode D2 is connected with the positive pole of the positive pole of rectifier diode D4 and rectifier diode D6.
Preferably, described inverter circuit is single-phase full bridge inverter circuit.
Preferably, described data processing chip is dsPIC30F3011 data processing chip.
Preferably, described driving chip is 2SD106AI-17 driving chip.
Preferably, described control chip is SG3525 voltage-type pulse width modulating chip.
Preferably, described filter circuit is LC filter circuit.
Adopt technique scheme, the present invention at least comprises following beneficial effect:
1. the control circuit of honourable grid-connected system on highway of the present invention, is optimized the voltage after rectification by introducing boost chopper in synchronization inverter main circuit inside, can solve large the brought impact of wind-driven generator output voltage fluctuation.Topology is carried out to circuit control device structure, and control strategy is optimized simultaneously, improve inverter performance, make it be more applicable for honourable grid-connected system.Make inverter bridge stabilized input voltage in combining inverter within the specific limits, also can improve the voltage stability of wind-electricity integration inverter to a certain extent by the control algolithm that data processing chip is built-in simultaneously.By using the combining inverter being applicable to honourable grid-connected system optimizing control algolithm, circuit and improve control strategy design, improve stability and the efficiency of honourable grid-connected system.
2. the control circuit of honourable grid-connected system on highway of the present invention, wind-driven generator output AC electricity, becomes direct current after rectification, charges to storage battery simultaneously and the control of the direct current via controller of photovoltaic array.Controller, except control wind-driven generator and photovoltaic array are to except the charging of storage battery, also comprises the management of storage battery to load discharge.Adopt variable speed constant frequency control mode, engine adopts permanent magnet synchronous wind generator, can not only provide the electric energy of steady and continuous, and can improve the stability of combining inverter.
Accompanying drawing explanation
Fig. 1 is the control circuit schematic diagram of honourable grid-connected system on highway of the present invention;
Fig. 2 is the partial circuit figure of the control circuit of honourable grid-connected system on highway of the present invention;
Fig. 3 is the partial circuit figure of the control circuit of honourable grid-connected system on highway of the present invention.
Wherein: 1. blower fan, 2. wind-driven generator, 3. photovoltaic array.
Embodiment
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1 to Figure 3, for the control circuit of honourable grid-connected system on a kind of highway according to the invention, be connected with the output of wind-driven generator 2 and photovoltaic array 3, blower fan 1 is connected with described wind-driven generator 2, control circuit specifically comprises rectification circuit, controller, circuit control device, converter main circuit, filter circuit, the output of wind-driven generator 2 is connected with described rectification circuit by electric wire, described rectification circuit is connected with described controller with the output of photovoltaic array 3, direct current is sent to storage battery by described controller respectively, direct-flow electricity utilization apparatus and described converter main circuit, described converter main circuit is by sending to AC electric equipment and described circuit control device after described filter circuit by industrial-frequency alternating current, the output of described circuit control device is connected with described converter main circuit.
Wherein said converter main circuit comprises boost chopper and inverter circuit, described boost chopper comprises inductance L 1, afterflow triode T2, diode D11, electric capacity C12, inductance L 1 is connected with an output of described controller, afterflow triode T2 is connected with another output of described controller with electric capacity C12, inductance L 1, afterflow triode T2 are connected with the positive pole of diode D11, and electric capacity C12 is connected with the negative pole of diode D11.Adopt boost boost chopper can realize maximal power tracing (MPPT) to control.Its final output voltage according to the current/voltage detection signal feedback acknowledgment exported, controls industrial frequency AC 220V or the output of 380V voltage by described circuit control device.
Described circuit control device comprise data processing chip, Acquisition Circuit, for driving the first driving chip of described boost chopper and for driving the second driving chip of described inverter circuit, the electric voltage frequency at the amplitude of voltage and current of described Acquisition Circuit acquisition controller output, the frequency of the output current of inverter circuit output, phase place and instantaneous value and AC electric equipment place, phase place and instantaneous value.Due to the routine techniques means that Acquisition Circuit is those skilled in the art, so place repeats no more.
Due to the unsteadiness of wind speed on highway, the voltage of the alternating current thus sent from wind-driven generator 2 is fluctuation, and the frequency of this alternating current and amplitude are all changes.The electricity sent due to wind-driven generator 2 is the alternating current fluctuated, thus directly cannot flow to user or send into electrical network, only have the modulation through wind power-generating grid-connected inverter, the standard electric alternating current making it to become 220V/50Hz or 380V/50Hz just can flow to user or send into electrical network.If the converter main circuit directly giving combining inverter after the voltage commutation of fluctuation is used, the output pulsation of combining inverter can be made large.For common combining inverter, the device in converter main circuit is easily damaged when overtension, and brownout side cannot be carried out grid-connected, the input voltage range of such combining inverter is just restricted, and combining inverter is difficult to mate with wind-driven generator 2.The present embodiment is optimized the voltage after rectification by introducing boost chopper in combining inverter inside, can solve large the brought impact of wind-driven generator 2 output voltage fluctuation.Make inverter bridge stabilized input voltage in combining inverter within the specific limits, also can improve the voltage stability of wind-electricity integration inverter to a certain extent by the control algolithm that data processing chip is built-in.
The present embodiment is not high enough for traditional combining inverter technical performance; unfailing performance is low; description is few; function is few and be not suitable for the problems such as honourable grid-connected system; topology is carried out to its circuit control device structure; and control strategy is carried out excellent (because it is not the key protection point of the present embodiment, so place repeats no more) simultaneously.For the shortcoming that fully controlled bridge input voltage fluctuation single-phase in the honourable network-connecting generation inverter of tradition is large, its converter main circuit is optimized.For the shortcoming of conventional photovoltaic combining inverter MPPT poor stability, the control algolithm built-in to data processing chip is optimized.Control algolithm, circuit and the control strategy design that improves optimized finally is used to be applicable to the combining inverter of honourable grid-connected system, to improve stability and the efficiency of honourable grid-connected system.
Preferably, the circuit structure of described controller comprises electrochemical capacitor C1, electric capacity C2, field effect transistor Q1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, fuse F1, diode D7, diode D8 and control chip, the first input end of described photovoltaic array is connected with the positive pole of diode D8, and the negative pole of diode D8 is connected with fuse F1; Electrochemical capacitor C1 is connected with fuse F1 with one end after electric capacity C2 parallel connection, and the other end is connected with the source electrode of field effect transistor Q1; The canopy pole of field effect transistor Q1 is connected with control chip, and the drain electrode of field effect transistor Q1 is connected with resistance R1, and the other end of resistance R1 is connected with fuse F1; It is in parallel with resistance R4 after resistance R2 connects with resistance R3, resistance R2 is connected with fuse F1 with one end of resistance R4, resistance R3 is connected with resistance R5 with one end of resistance R4, the source electrode of field effect transistor Q1 is connected with resistance R5, the other end of resistance R5 is all connected with the negative pole of storage battery with the output of control chip, and the positive pole of storage battery is connected with fuse F1.
Diode D8 is counnter attack diode; to ensure the unilateral conduction of photovoltaic array 3; avoiding blower fan 1 commutating voltage and storage battery to the impact of photovoltaic array 3 simultaneously. diode D7 and fuse F1 adds the reversal connection preventing storage battery; namely when reverse connection of accumulator; short-circuit loop is formed by diode D7; excessive short circuit current makes fuse F1 quick fuse cut off circuit, thus protects other components and parts.
Preferably, described rectification circuit comprises rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4, rectifier diode D5, rectifier diode D6, wherein rectifier diode D1 connects with rectifier diode D2, rectifier diode D3 connects with rectifier diode D4, and rectifier diode D5 connects with rectifier diode D6; First output of described wind-driven generator is connected with the positive pole of rectifier diode D1, and the second output of described wind-driven generator is connected with the positive pole of rectifier diode D3, and the 3rd output of described wind-driven generator is connected with the positive pole of rectifier diode D5; The negative pole of rectifier diode D1 is connected with the negative pole of the negative pole of rectifier diode D3 and rectifier diode D5, and the positive pole of rectifier diode D2 is connected with the positive pole of the positive pole of rectifier diode D4 and rectifier diode D6.
Preferably, described inverter circuit is single-phase full bridge inverter circuit.
Preferably, described data processing chip is dsPIC30F3011 data processing chip.
Preferably, described driving chip is 2SD106AI-17 driving chip.
Preferably, described control chip is SG3525 voltage-type pulse width modulating chip.
Preferably, described filter circuit is LC filter circuit.
Photovoltaic array 3 described in the present embodiment and described blower fan 1 all tile continuously in two row and are fixedly mounted on the inner side of the guardrails of both sides of isolation strip, described blower fan 1 is connected with described wind-driven generator 2, described wind-driven generator 2 is fixedly mounted on by track place below described photovoltaic array 3 in two row, and described photovoltaic array 3 is connected with electrical network by electric wire with the output of described wind-driven generator 2.When there being solar irradiation to be mapped to photovoltaic array 3, then transform light energy is become electric energy by photovoltaic array 3, thus generating, when the automobile of running on expressway passes through along side, isolation strip, the wind-force of generation drives wind motor 2 to generate electricity.This wind and light generating system on highway, not only easy for installation, and there is the advantages such as life-span length, energy savings, environmental protection, also beautify the landscape construction of highway on the other hand, define beautiful scenery.
Above one embodiment of the present of invention have been described in detail, but described content being only the preferred embodiment of the invention, can not being considered to for limiting practical range of the present invention.All any equivalent variations done according to the present patent application scope, all should still be within patent covering scope of the present invention.
Claims (8)
1. the control circuit of honourable grid-connected system on a highway, it is characterized in that: be connected with the output of wind-driven generator and photovoltaic array, blower fan is connected with described wind-driven generator, control circuit specifically comprises rectification circuit, controller, circuit control device, converter main circuit, filter circuit, the output of wind-driven generator is connected with described rectification circuit by electric wire, described rectification circuit is connected with described controller with the output of photovoltaic array, direct current is sent to storage battery by described controller respectively, direct-flow electricity utilization apparatus and described converter main circuit, described converter main circuit is by sending to AC electric equipment and described circuit control device after described filter circuit by industrial-frequency alternating current, the output of described circuit control device is connected with described converter main circuit,
Wherein said converter main circuit comprises boost chopper and inverter circuit, described boost chopper comprises inductance L 1, afterflow triode T2, diode D11, electric capacity C12, inductance L 1 is connected with an output of described controller, afterflow triode T2 is connected with another output of described controller with electric capacity C12, inductance L 1, afterflow triode T2 are connected with the positive pole of diode D11, and electric capacity C12 is connected with the negative pole of diode D11;
Described circuit control device comprise data processing chip, Acquisition Circuit, for driving the first driving chip of described boost chopper and for driving the second driving chip of described inverter circuit, the electric voltage frequency at the amplitude of voltage and current of described Acquisition Circuit acquisition controller output, the frequency of the output current of inverter circuit output, phase place and instantaneous value and AC electric equipment place, phase place and instantaneous value.
2. the control circuit of honourable grid-connected system on highway as claimed in claim 1, it is characterized in that: the circuit structure of described controller comprises electrochemical capacitor C1, electric capacity C2, field effect transistor Q1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, fuse F1, diode D7, diode D8 and control chip, the first input end of described photovoltaic array is connected with the positive pole of diode D8, and the negative pole of diode D8 is connected with fuse F1; Electrochemical capacitor C1 is connected with fuse F1 with one end after electric capacity C2 parallel connection, and the other end is connected with the source electrode of field effect transistor Q1; The canopy pole of field effect transistor Q1 is connected with control chip, and the drain electrode of field effect transistor Q1 is connected with resistance R1, and the other end of resistance R1 is connected with fuse F1; It is in parallel with resistance R4 after resistance R2 connects with resistance R3, resistance R2 is connected with fuse F1 with one end of resistance R4, resistance R3 is connected with resistance R5 with one end of resistance R4, the source electrode of field effect transistor Q1 is connected with resistance R5, the other end of resistance R5 is all connected with the negative pole of storage battery with the output of control chip, and the positive pole of storage battery is connected with fuse F1.
3. the control circuit of honourable grid-connected system on highway as claimed in claim 2, it is characterized in that: described rectification circuit comprises rectifier diode D1, rectifier diode D2, rectifier diode D3, rectifier diode D4, rectifier diode D5, rectifier diode D6, wherein rectifier diode D1 connects with rectifier diode D2, rectifier diode D3 connects with rectifier diode D4, and rectifier diode D5 connects with rectifier diode D6; First output of described wind-driven generator is connected with the positive pole of rectifier diode D1, and the second output of described wind-driven generator is connected with the positive pole of rectifier diode D3, and the 3rd output of described wind-driven generator is connected with the positive pole of rectifier diode D5; The negative pole of rectifier diode D1 is connected with the negative pole of the negative pole of rectifier diode D3 and rectifier diode D5, and the positive pole of rectifier diode D2 is connected with the positive pole of the positive pole of rectifier diode D4 and rectifier diode D6.
4. the control circuit of honourable grid-connected system on highway as claimed in claim 1, is characterized in that: described inverter circuit is single-phase full bridge inverter circuit.
5. the control circuit of honourable grid-connected system on highway as claimed in claim 2, is characterized in that: described data processing chip is dsPIC30F3011 data processing chip.
6. the control circuit of honourable grid-connected system on highway as claimed in claim 1, is characterized in that: described driving chip is 2SD106AI-17 driving chip.
7. the control circuit of honourable grid-connected system on highway as claimed in claim 1, is characterized in that: described control chip is SG3525 voltage-type pulse width modulating chip.
8. the control circuit of honourable grid-connected system on highway as claimed in claim 1, is characterized in that: described filter circuit is LC filter circuit.
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107706946A (en) * | 2017-12-06 | 2018-02-16 | 中山市柏顺照明电器有限公司 | Single-phase solar photovoltaic power generation grid-connecting electricity generation system |
CN109995068A (en) * | 2017-12-29 | 2019-07-09 | 北京金风科创风电设备有限公司 | Fault ride-through control apparatus and method |
CN110676883A (en) * | 2019-11-07 | 2020-01-10 | 哈尔滨理工大学 | Novel inversion grid-connected device with digital-analog combined control |
CN112701943A (en) * | 2020-12-29 | 2021-04-23 | 佛山科学技术学院 | Photovoltaic inverter based on Zeta converter |
CN112751363A (en) * | 2021-01-14 | 2021-05-04 | 北京净能新能源科技有限公司 | Wind-light integrated voltage transmission method and main controller |
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2015
- 2015-05-04 CN CN201510220758.0A patent/CN104796065A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107706946A (en) * | 2017-12-06 | 2018-02-16 | 中山市柏顺照明电器有限公司 | Single-phase solar photovoltaic power generation grid-connecting electricity generation system |
CN107706946B (en) * | 2017-12-06 | 2024-05-31 | 中山市柏顺照明电器有限公司 | Single-phase solar photovoltaic power generation grid-connected power generation system |
CN109995068A (en) * | 2017-12-29 | 2019-07-09 | 北京金风科创风电设备有限公司 | Fault ride-through control apparatus and method |
CN109995068B (en) * | 2017-12-29 | 2020-10-09 | 北京金风科创风电设备有限公司 | Fault ride-through control apparatus and method |
CN110676883A (en) * | 2019-11-07 | 2020-01-10 | 哈尔滨理工大学 | Novel inversion grid-connected device with digital-analog combined control |
CN112701943A (en) * | 2020-12-29 | 2021-04-23 | 佛山科学技术学院 | Photovoltaic inverter based on Zeta converter |
CN112751363A (en) * | 2021-01-14 | 2021-05-04 | 北京净能新能源科技有限公司 | Wind-light integrated voltage transmission method and main controller |
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Application publication date: 20150722 |