CN204928192U - Light stores up integrated device suitable for distributing type electricity generation - Google Patents
Light stores up integrated device suitable for distributing type electricity generation Download PDFInfo
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- CN204928192U CN204928192U CN201520692234.7U CN201520692234U CN204928192U CN 204928192 U CN204928192 U CN 204928192U CN 201520692234 U CN201520692234 U CN 201520692234U CN 204928192 U CN204928192 U CN 204928192U
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- 230000005611 electricity Effects 0.000 title abstract description 5
- 238000004146 energy storage Methods 0.000 claims abstract description 30
- 238000002955 isolation Methods 0.000 claims abstract description 8
- 239000003990 capacitor Substances 0.000 claims description 45
- 238000010248 power generation Methods 0.000 claims description 10
- 230000008901 benefit Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000005693 optoelectronics Effects 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000013468 resource allocation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a light stores up integrated device suitable for distributing type electricity generation, including photovoltaic unit, energy storage battery unit and the unit that is incorporated into the power networks, the photovoltaic unit is including the photovoltaic module, first fuse group, first direct current preliminary filling circuit, a LC wave filter and the BOOSTBUCK circuit that connect gradually, the energy storage battery unit is including the energy storage battery, second fuse group, a EMI wave filter and the second direct current preliminary filling circuit that connect gradually, the unit that is incorporated into the power networks is including the third fuse group, the 2nd EMI wave filter, interchange preliminary filling circuit, isolation transformer, the 2nd LC wave filter and the inverter circuit that connect gradually, the electric wire netting is gone into in the montage of third fuse, inverter circuit respectively with BOOSTBUCK circuit and second direct current preliminary filling circuit connection. Compared with the prior art, the utility model provides a pair of light stores up integrated device suitable for distributing type electricity generation can realize alternating -current system and direct current system's energy two -way flow, can directly be incorporated into the power networks or insert a wide range of alternating -current system simultaneously.
Description
Technical field
The utility model relates to electronic power convertor technical field, is specifically related to a kind of light storage integrated apparatus being applicable to distributed power generation.
Background technology
Distributed energy is a kind of energy supply mode building user side in, can independent operating, also can be incorporated into the power networks, maximize with resource, environmental benefit the system determining mode and capacity, by user's various energy resources demand, and status of resource allocation carries out system combination optimization, adopting the novel energy system of demand reply formula design and modular arrangements, is the distributing energy-provision way relative to central energy supply.
Solar energy refers generally to the emittance of sunlight.Main photothermal deformation, opto-electronic conversion and the Photochemical convertion utilizing form to have solar energy three kinds of major ways of solar energy.Sensu lato solar energy is the source of many energy on the earth, as wind energy, and chemical energy, the form of energy that the potential energy of water etc. are caused by solar energy or change into.Utilizing the method for solar energy to mainly contain: solar cell, is electric energy by opto-electronic conversion the Conversion of Energy comprised in sunlight; Solar water heater, utilizes the heat heating water of sunlight, and utilizes hot water generating etc.Solar energy clean environment firendly, without any pollution, value is high, and solar energy does not more have this saying of energy shortage, its various advantages determine it the energy substitute in the status do not replaced.
The extensive development of current solar energy distributed new forms of energy has brought obvious economic benefit and social benefit.But these new forms of energy are often with the problem such as randomness, fluctuation.Energy storage technology can effectively regulate generation of electricity by new energy power smooth to export, and generation of electricity by new energy reliably, be effectively connected to the grid, peak load shifting, increases economic efficiency.Therefore, need to provide a kind of and can improve the redundancy of photovoltaic cell and the light storage device of system reliability.
Summary of the invention
In order to meet the needs of prior art, the utility model provides a kind of light storage integrated apparatus being applicable to distributed power generation.
The technical solution of the utility model is:
Described device comprise photovoltaic cells, energy-storage battery unit and and net unit;
Described photovoltaic cells comprises the first fuse group, the first direct current precharging circuit, a LC filter and the BOOST/BUCK circuit that connect successively; Described first fuse group is connected with photovoltaic module, described BOOST/BUCK circuit with and net unit be connected, the electric energy realized between described photovoltaic module and electrical network exchanges;
Described energy-storage battery unit comprises the second fuse group, the first electromagnetic interface filter and the second direct current precharging circuit that connect successively; Described second fuse group is connected with energy-storage battery, described second direct current precharging circuit with and net unit be connected, the electric energy realized between described energy-storage battery and described electrical network exchanges;
Described and net unit comprise connect successively the 3rd fuse group, the second electromagnetic interface filter, exchange precharging circuit, isolating transformer, the 2nd LC filter and inverter circuit; Described 3rd fuse group accesses described electrical network, and described inverter circuit is connected with described BOOST/BUCK circuit and the second direct current precharging circuit respectively.
Preferably, described first fuse group comprises the first fuse, the second fuse and the 3rd fuse; Described first direct current precharging circuit comprises the first DC circuit, the second DC circuit and the 3rd DC circuit;
The number of described photovoltaic module is one end of three: photovoltaic module accesses described BOOST/BUCK circuit successively first input end by the first fuse and the first DC circuit; One end of a photovoltaic module accesses the second input of described BOOST/BUCK circuit successively by the second fuse and the second DC circuit; One end of a photovoltaic module accesses the 3rd input of described BOOST/BUCK circuit successively by the 3rd fuse and the 3rd DC circuit;
The other end of described three photovoltaic modulies all accesses described BOOST/BUCK circuit and described and between the inverter circuit of net unit;
Preferably, a LC filter of photovoltaic cells comprises the first capacitor, the second capacitor, the 3rd capacitor, the first inductance, the second inductance and the 3rd inductance;
One end of described first capacitor is connected between the first DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module; One end of described second capacitor is connected between the second DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module; One end of described 3rd capacitor is connected between the 3rd DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module;
Described first inductance series connection and between the first capacitor and BOOST/BUCK circuit, described second inductance series connection and between the second capacitor and BOOST/BUCK circuit, described 3rd inductance series connection and between the 3rd capacitor and BOOST/BUCK circuit;
Preferably, described BOOST/BUCK circuit comprises three-phase bridge rectification circuit;
Preferably, described second fuse group comprises the 4th fuse, the 5th fuse, the 6th fuse and the 7th fuse; Described 4th fuse, the 5th fuse are connected successively with the 6th fuse;
The positive pole of described energy-storage battery is connected with the other end of the 4th fuse, and the negative pole of energy-storage battery is connected with one end of the 7th fuse;
The other end of described 6th fuse is connected with described first electromagnetic interface filter, and the other end of the 7th fuse is also connected with the first electromagnetic interface filter;
Preferably, described second direct current precharging circuit comprises the 4th DC circuit; First DC circuit, the second DC circuit, the 3rd DC circuit and described 4th DC circuit include the first contactor, the second contactor and resistance; Described second contactor is connected in parallel on the two ends of the series arm of the first contactor and resistance composition;
Preferably,
Described 3rd fuse group comprises the 8th fuse, the 9th fuse and the tenth fuse;
Described interchange precharging circuit comprises the first alternating current circuit, the second alternating current circuit and the 3rd alternating current circuit;
Described isolating transformer is three-phase isolation transformer, and the input of this three-phase isolation transformer is connected with described inverter circuit, and output is connected with interchange precharging circuit;
Described 2nd LC filter comprises the 4th capacitor, the 5th capacitor, the 6th capacitor, the 4th inductance, the 5th inductance and the 6th inductance;
Preferably,
Described 8th fuse, the 9th fuse and the tenth fuse access described second electromagnetic interface filter respectively;
Described 4th capacitor is connected in parallel between the first input end of isolating transformer and the second input, described 5th capacitor is connected in parallel between the second input of isolating transformer and the 3rd input, and described 6th capacitor is connected in parallel between the first input end of isolating transformer and four-input terminal;
Described 4th inductance is series between described first input end and inverter circuit, and described 5th inductance is series between described second input and inverter circuit, and described 6th inductance is series at the described 3rd between input and inverter circuit;
Preferably, described first alternating current circuit, the second alternating current circuit and the 3rd alternating current circuit include the first contactor, the second contactor and resistance; Described second contactor is connected in parallel on the two ends of the series arm of the first contactor and resistance composition;
Three the first contactor conductings simultaneously of described interchange precharging circuit or shutoff, three the second contactor also conducting simultaneously or shutoffs.
Compared with immediate prior art, excellent effect of the present utility model is:
1, a kind of light storage integrated apparatus being applicable to distributed power generation of providing of the utility model, can realize the energy in bidirectional flow of AC system and direct current system, simultaneously can direct grid-connected or access polymorphic type AC system;
2, a kind of light storage integrated apparatus being applicable to distributed power generation of providing of the utility model, can realize being incorporated into the power networks and from network operation, multiple stage device can realize multi-machine parallel connection function, effectively increases power system capacity;
3, a kind of light being applicable to distributed power generation that the utility model provides stores up integrated apparatus, adopt the working power supply power mode of the two power taking of alternating current-direct current, multiple-way supply, realize for subsequent use each other of AC-DC two-way electric power system, improve micro grid control system power supply safety reliability;
4, a kind of light being applicable to distributed power generation that the utility model provides stores up integrated apparatus, the energy transferring between photovoltaic, energy-storage battery and electrical network can be realized, management of charging and discharging to battery system can be realized, to the tracking of net side load, to the control from voltage on line side under network operation mode, to grid-connected control based on this device.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1: a kind of light storage integrated apparatus structure chart being applicable to distributed power generation in the utility model embodiment;
Fig. 2: based on the working power power taking schematic diagram of light storage integrated apparatus in the utility model embodiment.
Embodiment
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
A kind of light storage integrated apparatus being applicable to distributed power generation that the utility model provides, comprises three road photovoltaic inputs and a road energy-storage battery input, and is undertaken grid-connected by inverter circuit and ac bus.In the utility model, the embodiment of this light storage integrated apparatus as shown in Figure 1, wherein figure 2 show the working power power taking schematic diagram based on this light storage integrated apparatus.
In the present embodiment light storage integrated apparatus comprise photovoltaic cells, energy-storage battery unit and and net unit, photovoltaic cells and energy-storage battery unit respectively with and net unit is connected, by also net unit by the electric energy of photovoltaic module and the electric energy of energy-storage battery grid-connected in electrical network.
One, photovoltaic cells
In the present embodiment, photovoltaic cells comprises the first fuse group, the first direct current precharging circuit, a LC filter, BOOST/BUCK circuit and photovoltaic module.Wherein,
1.: the first fuse group, the first direct current precharging circuit, a LC filter are connected successively with BOOST/BUCK circuit;
2.: the first fuse group is connected with photovoltaic module;
3.: BOOST/BUCK circuit with and net unit be connected;
By the first fuse group, the first direct current precharging circuit, a LC filter, BOOST/BUCK circuit with and net unit realizes electric energy between photovoltaic module and electrical network exchanges.
1, the annexation of photovoltaic module, the first fuse group and the first direct current precharging circuit.
In the present embodiment, the number of photovoltaic module is that the three, first fuse group comprises the first fuse QF1, the second fuse QF2 and the 3rd fuse QF3, and the first direct current precharging circuit comprises the first DC circuit, the second DC circuit and the 3rd DC circuit.Wherein,
One end of a photovoltaic module accesses the first input end of BOOST/BUCK circuit successively by the first fuse and the first DC circuit; One end of a photovoltaic module accesses the second input of BOOST/BUCK circuit successively by the second fuse and the second DC circuit; One end of a photovoltaic module accesses the 3rd input of BOOST/BUCK circuit successively by the 3rd fuse and the 3rd DC circuit; The other end of three photovoltaic modulies all accesses BOOST/BUCK circuit and and between the inverter circuit of net unit.
First DC circuit, the second DC circuit and the 3rd DC circuit include the first contactor, the second contactor and resistance; Second contactor is connected in parallel on the two ends of the series arm of the first contactor and resistance composition.As shown in Figure 1, the first DC circuit comprises contactor KM1, KM4 and resistance R1, and the second DC circuit comprises contactor KM2, KM5 and resistance R2, and the 3rd DC circuit comprises contactor KM3, KM6 and resistance R3.
2, a LC filter
In the present embodiment, a LC filter comprises the first capacitor C1, the second capacitor C2, the 3rd capacitor C3, the first inductance L 1, second inductance L 2 and the 3rd inductance L 3.Wherein,
One end of first capacitor C1 is connected between the first DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module; One end of second capacitor C2 is connected between the second DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module; One end of 3rd capacitor C3 is connected between the 3rd DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module;
First inductance L 1 is connected and between the first capacitor C1 and BOOST/BUCK circuit, and the second inductance L 2 is connected and between the second capacitor C2 and BOOST/BUCK circuit, and the 3rd inductance L 3 is connected and between the 3rd capacitor C3 and BOOST/BUCK circuit.
3, BOOST/BUCK circuit
In the present embodiment, BOOST/BUCK circuit comprises three-phase bridge rectification circuit.
In the present embodiment, photovoltaic module adopts the mode that above-mentioned fuse group isolating switch inputs, by direct current precharging circuit, through a LC filter, boosting through BOOST/BUCK circuit, through the step-down of BOOST/BUCK circuit time reverse, thus come together in DC bus.
Two, energy-storage battery unit
In the present embodiment, energy-storage battery unit comprises energy-storage battery, the second fuse group, the first electromagnetic interface filter and the second direct current precharging circuit.Wherein,
1.: the second fuse group, the first electromagnetic interface filter are connected successively with the second direct current precharging circuit;
2.: the second fuse group is connected with energy-storage battery;
3.: the second direct current precharging circuit with and net unit be connected;
By the second fuse group, the first electromagnetic interface filter, the second direct current precharging circuit with and net unit realizes volume electric energy between energy-storage battery and electrical network exchanges.
1, the second fuse group
In the present embodiment, the second fuse group QF4 comprises the 4th fuse, the 5th fuse, the 6th fuse and the 7th fuse.Wherein,
1.: the 4th fuse, the 5th fuse are connected successively with the 6th fuse;
2.: the positive pole of energy-storage battery is connected with the other end of the 4th fuse, the negative pole of energy-storage battery is connected with one end of the 7th fuse;
3.: the other end of the 6th fuse is connected with the first electromagnetic interface filter, the other end of the 7th fuse is also connected with the first electromagnetic interface filter.
2, the second direct current precharging circuit
In the present embodiment, the second direct current precharging circuit comprises the 4th DC circuit.
4th DC circuit comprises the first contactor, the second contactor and resistance; Second contactor is connected in parallel on the two ends of the series arm of the first contactor and resistance composition, and the 4th DC circuit comprises contactor KM8, KM9 and resistance R5 as shown in Figure 1.
In the present embodiment, energy-storage battery also adopts the mode that fuse group isolating switch inputs, and carries out filtering by electromagnetic interface filter, then comes together in DC bus through direct current precharging circuit.
Three and net unit
1, in the present embodiment, also net unit comprises the 3rd fuse group QF5, the second electromagnetic interface filter, exchanges precharging circuit, isolating transformer, the 2nd LC filter and inverter circuit.Wherein,
1.: the 3rd fuse group, the second electromagnetic interface filter, interchange precharging circuit, isolating transformer, the 2nd LC filter are connected successively with inverter circuit;
2.: the 3rd fuse group access electrical network;
3.: inverter circuit is connected with BOOST/BUCK circuit and the second direct current precharging circuit respectively.
2, the annexation of the 3rd fuse group, interchange precharging circuit, isolating transformer and the 2nd LC filter.
In the present embodiment, the 3rd fuse group comprises the 8th fuse, the 9th fuse and the tenth fuse;
Exchange precharging circuit and comprise the first alternating current circuit, the second alternating current circuit and the 3rd alternating current circuit;
Isolating transformer is three-phase isolation transformer, and the input of this three-phase isolation transformer is connected with institute's power transformation road, and output is connected with interchange precharging circuit;
2nd LC filter comprises the 4th capacitor, the 5th capacitor, the 6th capacitor, the 4th inductance, the 5th inductance and the 6th inductance.
1.: the 8th fuse, the 9th fuse and the tenth fuse access the second electromagnetic interface filter respectively;
2.: the 4th capacitor is connected in parallel between the first input end of isolating transformer and the second input;
5th capacitor is connected in parallel between the second input of isolating transformer and the 3rd input;
6th capacitor is connected in parallel between the first input end of isolating transformer and four-input terminal;
3.: the 4th inductance is series between first input end and inverter circuit;
5th inductance is series between the second input and inverter circuit;
6th inductance is series at the 3rd between input and inverter circuit.
4.: the first alternating current circuit, the second alternating current circuit and the 3rd alternating current circuit include the first contactor, the second contactor and resistance; Second contactor is connected in parallel on the two ends of the series arm of the first contactor and resistance composition;
Exchange three the first contactor conductings simultaneously or the shutoff of precharging circuit, three the second contactor also conducting simultaneously or shutoffs.
In the present embodiment, photovoltaic module and energy-storage battery are converted to alternating voltage through inverter circuit after coming together in DC bus, it is rectification circuit time reverse, carry out filtering through the 2nd LC filter, and undertaken grid-connected by isolating transformer, interchange precharging circuit, electromagnetic interface filter, fuse group isolating switch or connect load successively.In the present embodiment, isolating transformer has the effect of isolation, voltage matches and alternating current filter.
Finally should be noted that: described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the application's protection.
Claims (9)
1. be applicable to distributed power generation light storage an integrated apparatus, it is characterized in that, described device comprise photovoltaic cells, energy-storage battery unit and and net unit;
Described photovoltaic cells comprises the first fuse group, the first direct current precharging circuit, a LC filter and the BOOST/BUCK circuit that connect successively; Described first fuse group is connected with photovoltaic module, described BOOST/BUCK circuit with and net unit be connected, the electric energy realized between described photovoltaic module and electrical network exchanges;
Described energy-storage battery unit comprises the second fuse group, the first electromagnetic interface filter and the second direct current precharging circuit that connect successively; Described second fuse group is connected with energy-storage battery, described second direct current precharging circuit with and net unit be connected, the electric energy realized between described energy-storage battery and described electrical network exchanges;
Described and net unit comprise connect successively the 3rd fuse group, the second electromagnetic interface filter, exchange precharging circuit, isolating transformer, the 2nd LC filter and inverter circuit; Described 3rd fuse group accesses described electrical network, and described inverter circuit is connected with described BOOST/BUCK circuit and the second direct current precharging circuit respectively.
2. device as claimed in claim 1, it is characterized in that, described first fuse group comprises the first fuse, the second fuse and the 3rd fuse; Described first direct current precharging circuit comprises the first DC circuit, the second DC circuit and the 3rd DC circuit;
The number of described photovoltaic module is one end of three: photovoltaic module accesses described BOOST/BUCK circuit successively first input end by the first fuse and the first DC circuit; One end of a photovoltaic module accesses the second input of described BOOST/BUCK circuit successively by the second fuse and the second DC circuit; One end of a photovoltaic module accesses the 3rd input of described BOOST/BUCK circuit successively by the 3rd fuse and the 3rd DC circuit;
The other end of described three photovoltaic modulies all accesses described BOOST/BUCK circuit and described and between the inverter circuit of net unit.
3. device as claimed in claim 2, it is characterized in that, a LC filter of photovoltaic cells comprises the first capacitor, the second capacitor, the 3rd capacitor, the first inductance, the second inductance and the 3rd inductance;
One end of described first capacitor is connected between the first DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module; One end of described second capacitor is connected between the second DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module; One end of described 3rd capacitor is connected between the 3rd DC circuit and BOOST/BUCK circuit, and the other end is connected with the other end of photovoltaic module;
Described first inductance series connection and between the first capacitor and BOOST/BUCK circuit, described second inductance series connection and between the second capacitor and BOOST/BUCK circuit, described 3rd inductance series connection and between the 3rd capacitor and BOOST/BUCK circuit.
4. device as claimed in claim 1, it is characterized in that, described BOOST/BUCK circuit comprises three-phase bridge rectification circuit.
5. device as claimed in claim 1, it is characterized in that, described second fuse group comprises the 4th fuse, the 5th fuse, the 6th fuse and the 7th fuse; Described 4th fuse, the 5th fuse are connected successively with the 6th fuse;
The positive pole of described energy-storage battery is connected with the other end of the 4th fuse, and the negative pole of energy-storage battery is connected with one end of the 7th fuse;
The other end of described 6th fuse is connected with described first electromagnetic interface filter, and the other end of the 7th fuse is also connected with the first electromagnetic interface filter.
6. device as claimed in claim 1 or 2, it is characterized in that, described second direct current precharging circuit comprises the 4th DC circuit; First DC circuit, the second DC circuit, the 3rd DC circuit and described 4th DC circuit include the first contactor, the second contactor and resistance; Described second contactor is connected in parallel on the two ends of the series arm of the first contactor and resistance composition.
7. device as claimed in claim 1, is characterized in that,
Described 3rd fuse group comprises the 8th fuse, the 9th fuse and the tenth fuse;
Described interchange precharging circuit comprises the first alternating current circuit, the second alternating current circuit and the 3rd alternating current circuit;
Described isolating transformer is three-phase isolation transformer, and the input of this three-phase isolation transformer is connected with described inverter circuit, and output is connected with interchange precharging circuit;
Described 2nd LC filter comprises the 4th capacitor, the 5th capacitor, the 6th capacitor, the 4th inductance, the 5th inductance and the 6th inductance.
8. device as claimed in claim 7, is characterized in that,
Described 8th fuse, the 9th fuse and the tenth fuse access described second electromagnetic interface filter respectively;
Described 4th capacitor is connected in parallel between the first input end of isolating transformer and the second input, described 5th capacitor is connected in parallel between the second input of isolating transformer and the 3rd input, and described 6th capacitor is connected in parallel between the first input end of isolating transformer and four-input terminal;
Described 4th inductance is series between described first input end and inverter circuit, and described 5th inductance is series between described second input and inverter circuit, and described 6th inductance is series at the described 3rd between input and inverter circuit.
9. device as claimed in claim 7, it is characterized in that, described first alternating current circuit, the second alternating current circuit and the 3rd alternating current circuit include the first contactor, the second contactor and resistance; Described second contactor is connected in parallel on the two ends of the series arm of the first contactor and resistance composition;
Three the first contactor conductings simultaneously of described interchange precharging circuit or shutoff, three the second contactor also conducting simultaneously or shutoffs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692234.7U CN204928192U (en) | 2015-09-08 | 2015-09-08 | Light stores up integrated device suitable for distributing type electricity generation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520692234.7U CN204928192U (en) | 2015-09-08 | 2015-09-08 | Light stores up integrated device suitable for distributing type electricity generation |
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| CN204928192U true CN204928192U (en) | 2015-12-30 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109548259A (en) * | 2019-01-02 | 2019-03-29 | 中山市同曦照明科技有限公司 | A kind of light source of optoelectronic integration |
| CN112721837A (en) * | 2021-01-29 | 2021-04-30 | 武汉法拉唯汽车科技有限公司 | Vehicle power distribution system |
-
2015
- 2015-09-08 CN CN201520692234.7U patent/CN204928192U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109548259A (en) * | 2019-01-02 | 2019-03-29 | 中山市同曦照明科技有限公司 | A kind of light source of optoelectronic integration |
| CN112721837A (en) * | 2021-01-29 | 2021-04-30 | 武汉法拉唯汽车科技有限公司 | Vehicle power distribution system |
| CN112721837B (en) * | 2021-01-29 | 2023-08-15 | 武汉法拉唯汽车科技有限公司 | Vehicle power distribution system |
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