CN110303930A - A kind of charging unit - Google Patents
A kind of charging unit Download PDFInfo
- Publication number
- CN110303930A CN110303930A CN201910599927.4A CN201910599927A CN110303930A CN 110303930 A CN110303930 A CN 110303930A CN 201910599927 A CN201910599927 A CN 201910599927A CN 110303930 A CN110303930 A CN 110303930A
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- Prior art keywords
- charging
- paths
- discharge
- controller
- electric car
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- 238000001514 detection method Methods 0.000 claims abstract description 25
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/66—Data transfer between charging stations and vehicles
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The present invention provides a kind of charging unit, comprising: charging pile；Charging gun, including charging paths and discharge paths, charging paths are electrically connected with the feeder ear of charging pile；Charging port, charging port are all connected with charging paths and discharge paths；Detection components are set on charging port；Controller, controller is communicated to connect with detection components, charging paths, discharge paths, controller is used for when detection components detect that charged state reaches preset state, it controls charging paths and discharge paths is interrupted sex work, so that the electric car of charging port connection is in charge and discharge equilibrium state.In this way, the state that charging unit can be monitored automatically as electric car charging, and the work of charge and discharge branch is controlled when reaching preset state, so that electric car is in charge and discharge equilibrium state, avoid the case where overcharge leads to the safety accidents such as explosion, and reduce artificial cost on duty, optimize the charging scheme of electric car.
Description
Technical field
The present invention relates to technical field of vehicle, in particular to a kind of charging unit.
Background technique
With the development of vehicle technology, the use of electric car is also more and more common, for the charging pile of electric car charging
Also more and more.The existing charging unit for electric car charging generally includes charging pile and charging gun, is provided in charging gun
Charging circuit connects the charging interface of charging gun and electric car, can charge for electric car.Due to filling for electric car
The electric time is longer, and charging duration is uncertain, it is therefore necessary to someone to monitor charged state, cause to avoid overcharge quick-fried
The safety accidents such as fried.
As it can be seen that existing charging unit there is technical issues that safety is lower, manpower.
Summary of the invention
The embodiment of the present invention provides a kind of charging unit, and that there are safeties to solve existing charging unit is lower, manpower is unrestrained
The technical issues of taking.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
The embodiment of the invention provides a kind of charging units, comprising:
Charging pile；
Charging gun, including charging paths and discharge paths, the charging paths are electrically connected with the feeder ear of the charging pile；
Charging port, the charging port are all connected with the charging paths and the discharge paths；
Detection components are set on the charging port；
Controller, the controller are communicated to connect with the detection components, the charging paths, the discharge paths,
The controller is used for when the detection components detect that charged state reaches preset state, controls the charging paths and institute
Discharge paths interruption sex work is stated, so that the electric car of charging port connection is in charge and discharge equilibrium state.
Optionally, the charging gun includes first switch and the second switch, and the first switch is connected on the charging branch
On the road, the second switch is connected in the discharge paths, the first switch and the second switch with the control
Device connection.
Optionally, the charging paths include:
Rectifier, metering units and power conversion unit；Wherein,
The input terminal of the rectifier is electrically connected with the feeder ear of the charging pile, the output end of the rectifier with it is described
The input terminal of the input terminal of metering units and the power conversion unit is all connected with, and the output end of power conversion unit is filled with described
Electric port connection, the metering units are connect with the controller.
Optionally, the charging unit further include:
Circuit is protected, the protection circuit is connected between the feeder ear of the charging pile and the charging gun, the guarantor
Protection circuit is connect with the controller.
Optionally, the protection circuit includes the balanced device and thermistor being serially connected.
Optionally, the detection components include temperature sensor.
Optionally, the power supply of the charging pile is AC power source.
Charging unit provided by the embodiment of the present invention, including charging pile, charging gun, charging port, detection components and control
Device processed, charging gun include charging paths and discharge paths, and the charging paths are electrically connected with the feeder ear of the charging pile.Pass through
Detection components detection charging paths are whether the state of electric car charging reaches preset state, and control and fill in preset state
Electric branch and discharge paths are interrupted sex work, so that the electric car of charging port connection is in charge and discharge equilibrium state.
In this way, the state that charging unit can be monitored automatically as electric car charging, and charge and discharge branch is controlled when reaching preset state
Road work avoids the case where overcharge leads to the safety accidents such as explosion so that electric car is in charge and discharge equilibrium state, and
Reduce artificial cost on duty, optimizes the charging scheme of electric car.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, needed in being described below to the embodiment of the present invention
Attached drawing to be used is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention,
For those of ordinary skill in the art, without any creative labor, it can also obtain according to these attached drawings
Take other attached drawings.
Fig. 1 is a kind of structural schematic diagram of charging unit provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is a kind of structural schematic diagram of charging unit provided in an embodiment of the present invention.As shown in Figure 1, institute
Charging unit 100 is stated to specifically include that
Charging pile 110；
Charging gun 120, including charging paths 121 and discharge paths 122, the charging paths 121 and the charging pile 100
Feeder ear electrical connection；
Charging port 130, the charging port are all connected with the charging paths 121 and the discharge paths 122；
Detection components 140 are set on the charging port 130；
Controller 150, the controller 150 and the detection components 140, the charging paths 121, the discharge paths
122 communicate to connect, and the controller 150 is used for when the detection components 140 detect that charged state reaches preset state,
It controls the charging paths 121 and the discharge paths 122 is interrupted sex work, so that the connection of the charging port 130 is electronic
Automobile is in charge and discharge equilibrium state.
The feeder ear of charging unit 100 provided by present embodiment, charging pile connects the charging gun 120, charging gun
It is provided with charging paths 121 in 120, is electrically connected via charging port 130 with the charging interface of external electric car, by charging
The electric energy that stake provides, is output to the battery of electric car after the rectified action via charging paths 121, charge for electric car.
Optionally, the power supply of the charging pile is AC power source.
In addition, charging gun 120 further includes discharge paths 122, discharge paths 122 can also be via charging port 130 and outer
The charging interface of the electric car connect is electrically connected, and is the battery discharge of electric car.In addition, the charging port of charging unit 100
Detection components 140 are provided with simultaneously on 130, which can fill by parameters such as temperature collection, current values to detect
Electric branch 121 is the state of electric car charging.Optionally, the detection components 140 include temperature sensor.
In view of the battery of electric car is after charge volume reaches certain value, if continuing showing it will cause overcharge of charging
As, and overcharge will lead to the battery overheat of electric car, and then cause the safety accidents such as explosion.If but directly stop charging,
Then the placement of long period will also result in the electric quantity consumption of electric car, influence the normal use of electric car.
Therefore, when detection components 140 detect that charged state reaches preset value, it can first suspend charging paths 121, open
Dynamic discharge paths 122 are the battery discharge of electric car.After certain period of discharging, again pauses for discharge paths 122 and open
Charging paths 121 continue as the battery charging of electric car.In this way, charging paths 121 and discharge paths 122 work by phased manner
Make, is the battery interval ground charge and discharge of electric car, that is, electric car may make to be in charge and discharge equilibrium state.Both it was avoided that
The safety accidents such as explosion caused by overcharge, electric quantity consumption causes battery energy storage to tail off when being also avoided that standing.In addition, discontinuity
Ground charge and discharge can increase the charge and discharge number of electric car, and the charging times of electric car is allowed to reach " charge and discharge as early as possible
Optimal utilizationization when electric number is 3000-5000 " utilizes state, improves the battery performance of electric car.
In addition, the charging unit 100 further includes controller 150, controller 150 and the detection components 140 described are filled
Electric branch 121, the discharge paths 122 communicate to connect, for obtaining the detecting state of the acquisition of detection components 140, to monitor
The charging and discharging state of electric car, and control charged state and reach charge and discharge electric equilibrium after preset state.
Charging unit provided by the embodiment of the present invention, including charging pile, charging gun, charging port, detection components and control
Device processed, charging gun include charging paths and discharge paths, and the charging paths are electrically connected with the feeder ear of the charging pile.Pass through
Detection components detection charging paths are whether the state of electric car charging reaches preset state, and control and fill in preset state
Electric branch and discharge paths are interrupted sex work, so that the electric car of charging port connection is in charge and discharge equilibrium state.
In this way, the state that charging unit can be monitored automatically as electric car charging, and charge and discharge branch is controlled when reaching preset state
Road work avoids the case where overcharge leads to the safety accidents such as explosion so that electric car is in charge and discharge equilibrium state,
Electric quantity consumption causes battery energy storage to tail off when being avoided that standing, and reduces artificial cost on duty, optimizes electric car
Charging scheme.In addition, charge and discharge can increase the charge and discharge number of electric car by phased manner, so that the charging time of electric car
Optimal utilizationization when number can reach " charge and discharge number is 3000-5000 " as early as possible utilizes state, improves the electricity of electric car
Pond performance.
Further, the charging gun 120 includes first switch and the second switch, and the first switch is connected on described fill
On electric branch 121, the second switch is connected in the discharge paths 122, and the first switch and the second switch are equal
It is connect with the controller 150.
In a specific embodiment, the charging paths 121 may include:
Rectifier, metering units and power conversion unit；Wherein,
The input terminal of the rectifier is electrically connected with the feeder ear of the charging pile, the output end of the rectifier with it is described
The input terminal of the input terminal of metering units and the power conversion unit is all connected with, and the output end of power conversion unit is filled with described
Electric port 130 connects, and the metering units are connect with the controller 150.
This gives a kind of specific connection structures of charging paths 121, mainly pass through rectifier, metering units
Cooperate the output for realizing direct current signal with power conversion unit.Specifically, rectifier is used for three intersections provided power supply
Galvanic electricity is rectified, and after filtering, forms stable DC bus-bar voltage to power conversion unit, power conversion unit is by filling
Electric port 130 is connect with the charging of electric car, carries out power conversion, exports voltage, electric current required for battery, and is measured
Unit is then used for the metering of direct current energy.Certainly, the specific structure of charging paths 121 can also have other embodiments, no longer
It repeats.
In another embodiment specific implementation mode, the charging unit 100 can also include:
Circuit is protected, the protection circuit is connected between the feeder ear of the charging pile and the charging gun 120, described
Protection circuit is connect with the controller 150.
The charging unit 100 that present embodiment provides, adds protection circuit, for the control line in controller 150, to filling
Electric installation 100 is protected.
Optionally, the protection circuit includes the balanced device and thermistor being serially connected.
Balanced device be a kind of device that can adjust various frequency content electric signal amplification quantities respectively, by it is various not
The electric signal of same frequency is adjusted to reduce the influence of intersymbol interference.Thermistor is one kind of sensing element, according to temperature system
Number difference is divided into positive temperature coefficient thermistor (Positive Temperature Coefficient, abbreviation PTC) and bears
Temperature coefficient thermistor device (Negative Temperature Coefficient, abbreviation NTC).The typical case of thermal resistor
Feature be it is temperature sensitive, different resistance values is shown at a temperature of different.Positive temperature coefficient thermistor (PTC) is in temperature
Resistance value is bigger when spending higher, and negative temperature coefficient thermistor (NTC) resistance value when temperature is higher is lower, they are belonged to
Semiconductor devices.Thermistor in the present embodiment is chosen as PTC.Series equalizer and heat in the circuit of charging unit 100
Quick resistance, the instant increasing circuit resistance current limliting when detecting circuit overheat, to play the effect of safeguard protection.Certainly, it protects
Circuit can also have other embodiments, and this is no longer going to repeat them.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (7)
1. a kind of charging unit characterized by comprising
Charging pile；
Charging gun, including charging paths and discharge paths, the charging paths are electrically connected with the feeder ear of the charging pile；
Charging port, the charging port are all connected with the charging paths and the discharge paths；
Detection components are set on the charging port；
Controller, the controller is communicated to connect with the detection components, the charging paths, the discharge paths, described
Controller is used for when the detection components detect that charged state reaches preset state, is controlled the charging paths and described is put
Electric branch is interrupted sex work, so that the electric car of charging port connection is in charge and discharge equilibrium state.
2. charging pile according to claim 1, which is characterized in that the charging gun includes first switch and the second switch,
The first switch is connected in the charging paths, and the second switch is connected in the discharge paths, and described first opens
It closes and the second switch is connect with the controller.
3. charging pile according to claim 1, which is characterized in that the charging paths include:
Rectifier, metering units and power conversion unit；Wherein,
The input terminal of the rectifier is electrically connected with the feeder ear of the charging pile, the output end of the rectifier and the metering
The input terminal of the input terminal of unit and the power conversion unit is all connected with, the output end of power conversion unit and the charging end
Mouth connection, the metering units are connect with the controller.
4. charging pile according to claim 1, which is characterized in that the charging unit further include:
Circuit is protected, the protection circuit is connected between the feeder ear of the charging pile and the charging gun, the protection electricity
Road is connect with the controller.
5. charging pile according to claim 4, which is characterized in that the protection circuit include the balanced device that is serially connected and
Thermistor.
6. charging pile according to claim 1, which is characterized in that the detection components include temperature sensor.
7. charging pile according to any one of claim 1 to 6, which is characterized in that the power supply of the charging pile is
AC power source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910599927.4A CN110303930A (en) | 2019-07-04 | 2019-07-04 | A kind of charging unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910599927.4A CN110303930A (en) | 2019-07-04 | 2019-07-04 | A kind of charging unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110303930A true CN110303930A (en) | 2019-10-08 |
Family
ID=68079117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910599927.4A Pending CN110303930A (en) | 2019-07-04 | 2019-07-04 | A kind of charging unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN110303930A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021073109A1 (en) * | 2019-10-14 | 2021-04-22 | 北京嘀嘀无限科技发展有限公司 | Safe charging method, storage medium, electronic device and system |
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