CN207117236U - A kind of region charging station control device containing generation of electricity by new energy - Google Patents
A kind of region charging station control device containing generation of electricity by new energy Download PDFInfo
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- CN207117236U CN207117236U CN201720934838.7U CN201720934838U CN207117236U CN 207117236 U CN207117236 U CN 207117236U CN 201720934838 U CN201720934838 U CN 201720934838U CN 207117236 U CN207117236 U CN 207117236U
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- 230000005611 electricity Effects 0.000 title claims abstract description 45
- 230000002411 adverse Effects 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000003321 amplification Effects 0.000 claims description 9
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 3
- 241000208340 Araliaceae Species 0.000 claims 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims 1
- 235000003140 Panax quinquefolius Nutrition 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 235000008434 ginseng Nutrition 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
Abstract
The utility model provides a kind of region charging station control device containing generation of electricity by new energy, and it is structurally characterized in that：Including the use of when for by being acquired to the voltage and current signal of region transformer outlet side, calculate and accordingly send the parameter acquisition processing unit of signal, receive the detection signal that parameter acquisition unit is sent and mutually tackle the harmonic compensation unit that regional power grid implements current compensation, generation of electricity by new energy device is accordingly controlled to regional power grid power transmission whether charging station adverse current control unit according to the control signal that parameter acquisition unit is sent, the control signal sent according to parameter acquisition unit accordingly controls the charge power of charging station charge power size to control control unit.The utility model can effectively solve the problems, such as when in use the region charging station containing generation of electricity by new energy power transmission and extreme case are fallen to regional power grid adverse current to regional power grid harmonic pollution, generation of electricity by new energy device under region transformer overload cause tripping operation to have a power failure to produce threat to block supply.
Description
Technical field
It the utility model is related to battery charge controller field, and in particular to a kind of to be used to fill the region containing generation of electricity by new energy
The control device that power station is controlled.
Background technology
Currently, the application of electric automobile is paid much attention to by all circles, and especially government department widelys popularize.But due to electricity
The construction of electrical automobile electrically-charging equipment lags charging inconvenience and the at present reason such as electric automobile course continuation mileage, at present China's electric automobile
Electric Transit automobile or group's car are mainly used in, correspondingly its charging station construction is in public transport company station or group internal,
A fairly large number of charging pile is provided with charging station, such charge inside station can be referred to as region charging station, generally be equipped with setting
Such as solar energy generation of electricity by new energy device in region transformer rear end is generated electricity by way of merging two or more grid systems, to save electric energy.Such new energy of band
The charging station that source generates electricity by way of merging two or more grid systems, the problem of it is present, there is three：First, because generation of electricity by new energy device and a large amount of charging piles work
When the harmonic pollution that is brought on regional power grid influence power quality issues；Second, when charging station load is smaller or idle can not have
During the electric energy that effect consumption new energy equipment is sent, new energy equipment is to the regional power grid problem of falling power transmission；It is third, internal
Other loads of charging station and the same area transformer rear end collectively form the use electric loading of the region transformer, extreme case
Under, when other loads are larger, and charging station electrically-charging equipment is simultaneously a large amount of in use, the region transformer overload may be made to cause jump
Lock has a power failure, and threat is produced to block supply.
Utility model content
The purpose of this utility model is：There is provided a kind of region charging station control device containing generation of electricity by new energy, it is intended to solve
New energy when harmonic pollution, the charging station that region charging station containing generation of electricity by new energy is brought when running to regional power grid use low ebb
The region transformer overload under falling power transmission and extreme case to regional power grid adverse current that generates electricity causes tripping operation to have a power failure to block supply production
Raw the problem of threatening.
The technical solution of the utility model is：Region charging station control device of the present utility model containing generation of electricity by new energy,
It is structurally characterized in that：Controlled including parameter acquisition processing unit, harmonic compensation unit, adverse current control unit and charge power single
Member；
Described parameter acquisition processing unit includes voltage transformer, current transformer, filter and amplification module and MCU；Filter
The signal input part of ripple amplification module electrically connects with the signal output part of voltage transformer summation current transformer；MCU signal is defeated
Enter end to electrically connect with the signal output part of filter and amplification module；MCU is provided with the first to the 3rd signal output part；
Harmonic compensation unit includes control module, inverted power module and grid-connected inductance；The signal input part of control module
Electrically connected with the MCU of parameter acquisition processing unit the first signal output part；The signal input part of inverted power module and control
The signal output part electrical connection of module；One end of grid-connected inductance electrically connects with the output end of inverted power module；
Adverse current control unit includes CPU, relay module and generation of electricity by new energy output control switch K1；CPU signal is defeated
Enter end to electrically connect with the MCU of parameter acquisition processing unit secondary signal output end；The control signal input of relay module
Electrically connected with CPU control signal output；Relay module is used for the break-make for controlling generation of electricity by new energy output control switch K1；
It is defeated that charge power control unit includes CPU module, relay group and charging pile output control switch group, charging pile
Going out controlling switch group includes the common n charging pile output control switch of J1~Jn, and relay group includes quantity and controlled with charging pile output
Number of switches identical relay processed；3rd signal of the signal input part of CPU module and the MCU of parameter acquisition processing unit is defeated
Go out end electrical connection；The control signal input control signal output electricity corresponding with CPU module of each relay of relay group
Connection；Each relay of relay group is used for the break-make for controlling corresponding charging pile output control switch；
In use, the voltage transformer summation current transformer in parameter acquisition processing unit is located at the output of region transformer
Side；The other end of the grid-connected inductance of harmonic compensation unit electrically connects with the power transmission line of region transformer outlet side rear end；Adverse current is controlled
The generation of electricity by new energy output control switch K1 of unit processed is arranged on the output end of generation of electricity by new energy device；Charge power control unit
Charging pile output control switch group in charging pile output control switch J1~Jn charging station each charging pile output
Hold each setting 1.
The utility model has positive effect：（1）Region charging stand control of the present utility model containing generation of electricity by new energy
Device, it brings humorous when can effectively solve the problem that the region charging station operation containing generation of electricity by new energy to regional power grid when in use
Region transformer under generation of electricity by new energy falls power transmission and extreme case to regional power grid adverse current when ripple pollution, charging station use low ebb
The problem of overload causes tripping operation to have a power failure to block supply generation threat.（2）Region of the present utility model containing generation of electricity by new energy is filled
Control of Power Plant device, its structure is relatively easy, advantage of lower cost, and it is applied to the existing region charging containing generation of electricity by new energy
When standing, without excessive transformation, installing is convenient, easy to spread.
Brief description of the drawings
Fig. 1 is the electrical block diagram of control device of the present utility model, and it is also show with becoming including region in figure
The electrical connection of the regional power grid of the region charging station of depressor, other loads of region and the device containing generation of electricity by new energy；
Fig. 2 is the electrical block diagram of parameter acquisition processing unit in Fig. 1；
Fig. 3 is the electrical block diagram of harmonic compensation unit in Fig. 1；
Fig. 4 is the electrical block diagram of adverse current control unit in Fig. 1；
Fig. 5 is the electrical block diagram of charge power control unit in Fig. 1.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
（Embodiment 1）
See Fig. 1 to Fig. 5, the region charging station control device containing generation of electricity by new energy of the present embodiment, it is applied to include area
Domain transformer, be arranged on region transformer rear end the device containing generation of electricity by new energy region charging station and region other load structures
Into regional power grid.
The region charging station control device containing generation of electricity by new energy of the present embodiment, its mainly by parameter acquisition processing unit,
Harmonic compensation unit, adverse current control unit and charge power control unit composition.
Referring to Fig. 2, parameter acquisition processing unit is mainly by voltage transformer, current transformer, filter and amplification module and MCU
Composition.The signal input part of filter and amplification module electrically connects with the signal output part of voltage transformer summation current transformer；MCU's
Signal input part electrically connects with the signal output part of filter and amplification module；MCU is provided with the first to the 3rd signal output part.
Referring to Fig. 3, harmonic compensation unit is mainly made up of control module, inverted power module and grid-connected inductance.Control
The signal input part of module electrically connects with the MCU of parameter acquisition processing unit the first signal output part；Inverted power module
Signal input part electrically connects with the signal output part of control module；One end of grid-connected inductance（Input）With inverted power module
Output end electrically connects.
Referring to Fig. 4, adverse current control unit is mainly by CPU, relay module and generation of electricity by new energy output control switch K1
Composition.CPU signal input part electrically connects with the MCU of parameter acquisition processing unit secondary signal output end；Relay module
Control signal input electrically connected with CPU control signal output；Relay module is used to control generation of electricity by new energy to export
Controlling switch K1 break-make.
Referring to Fig. 5, charge power control unit is mainly by CPU module, relay group and charging pile output control switch
Group is formed, and charging pile output control switch group includes the common n switch of J1~Jn, and relay group includes quantity and controlled with charging pile output
Number of switches identical relay processed；3rd signal of the signal input part of CPU module and the MCU of parameter acquisition processing unit is defeated
Go out end electrical connection；The control signal input control signal output electricity corresponding with CPU module of each relay of relay group
Connection；Each controlling switch corresponds to a relay in relay group in charging pile output control switch group, relay group
Each relay is used for the break-make for controlling corresponding charging pile output control switch.
In use, the voltage transformer summation current transformer in parameter acquisition processing unit is located at the output of region transformer
Side, for the voltage and current signal of detection zone transformer outlet side, the filtered amplification module of voltage and current signal of collection
It is sent to MCU processing after processing, MCU is handled the signal of collection and by its first signal output part to harmonic compensation list
Member sends voltage, current detection signal；MCU sends anti-reverse flow control by its secondary signal output end to adverse current control unit to be believed
Number；MCU sends charge power control signal by its secondary signal output end to charge power control unit.
In use, the other end of the grid-connected inductance of harmonic compensation unit（Output end）With region transformer outlet side rear end
Power transmission line electrically connects；The control module of harmonic compensation unit receives voltage, the electric current inspection that the MCU of parameter acquisition processing unit is sent
Signal is surveyed, using the method for prior art, the current signal that calculating needs to compensate is sent to inverted power module, inverter power mould
Block produces corresponding current signal and exported by grid-connected inductance to the power transmission line after the transformer of region, realizes that regional power grid harmonic wave is mended
Repay.
In use, the generation of electricity by new energy output control switch K1 of adverse current control unit is arranged on the defeated of generation of electricity by new energy device
Go out between end and each charging pile of charging station；The MCU that the CPU of adverse current control unit receives parameter acquisition processing unit is sent anti-
During adverse current control signal, the CPU of adverse current control unit is closed by relay module generation of electricity by new energy output control switch K1
It is disconnected, so as to cut off generation of electricity by new energy device to charging station namely regional power grid power transmission, so as to realize anti-generation of electricity by new energy device to
Regional power grid falls the purpose of power transmission；When the anti-reverse flow control signals that the MCU of parameter acquisition processing unit is sent stop, adverse current is controlled
The CPU of unit processed is turned on by relay module generation of electricity by new energy output control switch K1, recovers generation of electricity by new energy device
To charging station power transmission.
In use, controlling switch J1~Jn is in charging station in the charging pile output control switch group of charge power control unit
Each charging pile output end respectively set 1, for controlling the output of charging pile；The CPU module of charge power control unit
The power control signal sent according to the MCU of the parameter acquisition processing unit received, the CPU module of charge power control unit
By 1 to n disconnection in relay group accordingly controlling switch J1~Jn, also corresponding charging pile in charging station is closed
Close, by the regulation of charging station charge power, realization avoids region transformer overload purpose.When parameter acquisition processing unit
When the power control signal that MCU is sent stops, the CPU module of charge power control unit passes through relay group controlling switch
J1~Jn recovers conducting.
Above example is the explanation to specific embodiment of the present utility model, rather than to limitation of the present utility model,
Person skilled in the relevant technique can also make various changes in the case where not departing from spirit and scope of the present utility model
Change and change and obtain corresponding equivalent technical scheme, therefore all equivalent technical schemes should be included into this practicality newly
The scope of patent protection of type.
Claims (1)
- A kind of 1. region charging station control device containing generation of electricity by new energy, it is characterised in that：Including parameter acquisition processing unit, humorous Ripple compensating unit, adverse current control unit and charge power control unit；Described parameter acquisition processing unit includes voltage transformer, current transformer, filter and amplification module and MCU；Filtering is put The signal input part of big module electrically connects with the signal output part of voltage transformer summation current transformer；MCU signal input part Electrically connected with the signal output part of filter and amplification module；MCU is provided with the first to the 3rd signal output part；Harmonic compensation unit includes control module, inverted power module and grid-connected inductance；The signal input part and ginseng of control module The MCU of number acquisition process unit the first signal output part electrical connection；The signal input part and control module of inverted power module Signal output part electrical connection；One end of grid-connected inductance electrically connects with the output end of inverted power module；Adverse current control unit includes CPU, relay module and generation of electricity by new energy output control switch K1；CPU signal input part Electrically connected with the MCU of parameter acquisition processing unit secondary signal output end；The control signal input and CPU of relay module Control signal output electrical connection；Relay module is used for the break-make for controlling generation of electricity by new energy output control switch K1；Charge power control unit includes CPU module, relay group and charging pile output control switch group, charging pile output control Switches set processed includes the common n charging pile output control switch of J1~Jn, and relay group is opened including quantity with charging pile output control Close quantity identical relay；3rd signal output part of the signal input part of CPU module and the MCU of parameter acquisition processing unit Electrical connection；The control signal input control signal output electrical connection corresponding with CPU module of each relay of relay group； Each relay of relay group is used for the break-make for controlling corresponding charging pile output control switch；In use, the voltage transformer summation current transformer in parameter acquisition processing unit is located at the outlet side of region transformer； The other end of the grid-connected inductance of harmonic compensation unit electrically connects with the power transmission line of region transformer outlet side rear end；Adverse current controls single The generation of electricity by new energy output control switch K1 of member is arranged on the output end of generation of electricity by new energy device；Charge power control unit is filled Charging pile output control switch J1~Jn in electric stake output control switch group is each in the output end of each charging pile of charging station Set 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934838.7U CN207117236U (en) | 2017-07-28 | 2017-07-28 | A kind of region charging station control device containing generation of electricity by new energy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720934838.7U CN207117236U (en) | 2017-07-28 | 2017-07-28 | A kind of region charging station control device containing generation of electricity by new energy |
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| CN207117236U true CN207117236U (en) | 2018-03-16 |
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| CN201720934838.7U Active CN207117236U (en) | 2017-07-28 | 2017-07-28 | A kind of region charging station control device containing generation of electricity by new energy |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309395A (en) * | 2017-07-28 | 2019-02-05 | 国网江苏省电力公司常州供电公司 | Region charging station control device containing generation of electricity by new energy |
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- 2017-07-28 CN CN201720934838.7U patent/CN207117236U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109309395A (en) * | 2017-07-28 | 2019-02-05 | 国网江苏省电力公司常州供电公司 | Region charging station control device containing generation of electricity by new energy |
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