CN107757387A - A kind of residential quarters special electric automobile charging pile with charge/discharge function - Google Patents
A kind of residential quarters special electric automobile charging pile with charge/discharge function Download PDFInfo
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- CN107757387A CN107757387A CN201610704911.1A CN201610704911A CN107757387A CN 107757387 A CN107757387 A CN 107757387A CN 201610704911 A CN201610704911 A CN 201610704911A CN 107757387 A CN107757387 A CN 107757387A
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- Prior art keywords
- charging
- battery
- electric automobile
- charging pile
- charge
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Classifications
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- 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
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- 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
- B60L53/64—Optimising energy costs, e.g. responding to electricity rates
-
- 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 relates to a kind of residential quarters special electric automobile charging pile with charge/discharge function.Including battery and its charging module, power conversion module, AC charging device and cable etc..The special inexpensive electric automobile charging pile in residential quarters provided by the invention with charge/discharge function, carries battery, can effectively utilize the peak valley feature of power network, directly electric automobile and battery are charged in the low power consumption period；And during peak of power consumption, electric car is charged by the battery provided for oneself, ensures the continuity of charging.It is relatively low that construction cost is installed, is adapted for mount to residential quarters, and without carrying out the dilatation of power consumption to cell.
Description
Technical field
The present invention relates to a kind of residential quarters special electric automobile charging pile with charge/discharge function.
Background technology
Along with the fast development of economy and the continuous progress of science and technology, lack of energy and problem of environmental pollution are increasingly tight
High, especially in China, this is particularly problematic.Accordingly, it is capable to source structure adjustment is extremely urgent.It is because electronic using secondary energy sources
Development of automobile is rapid.Correspondingly, the electrically-charging equipment to match therewith has also obtained certain development.By the end of the year 2015, China
It is completed the seat of electric automobile charging station more than 3600, about 4.9 ten thousand common-battery stakes of confiscating.Reach far away《Charging electric vehicle basis is set
Apply development guide（2015-2020）》Notice propose, " arrive the year two thousand twenty, build up appropriate advance substantially, knee accompanies, intelligence height
The charging infrastructure system of effect, meet the charge requirement more than 5,000,000 electric automobiles." visible, the five-year, China will
Greatly develop and build charging electric vehicle infrastructure.However, built most electrically-charging equipments are more positioned at public at present
Place, such as：Public transport station, Public Parking, supermarket of megastore parking lot, airport, bus passenger terminal and satisfy the requirements
The places such as gas station.But in fact, building electrically-charging equipment in user residence has more realistic meaning.
At present, mainly there are 3 kinds for the facility of charging electric vehicle：
1）Electric automobile charging station, it is similar to gas station.But it is built, operation and maintenance cost are higher.Such as to have 10 in station
Exemplified by platform charger, charging station distribution facility generally comprises 2 transformers, 1 power distribution cabinet, 1km 0.4KV cables, 2km
10KV cables and more than capacity 700KVA active filter etc., charging station distribution cost is at 2,000,000 yuan or so, and it is transported
Battalion and maintenance cost close to 300,000 yuan/it is annual.What is more important it need ensure all enough electricity capacities of erecting bed.
2）Common charging pile, including direct-current charging post and alternating-current charging pile.This kind of electrically-charging equipment construction, operation and operation into
This is relatively low, is distributed widely in many public places at present as mentioned before.But its shortcoming is exactly to be necessarily dependent upon existing electricity
Net cannot be guaranteed to be charged to electric automobile in time as charging source in peak times of power consumption or outage.
3）Energy-accumulating power station is on the basis of charging station, adds energy storage device.It has both the above electrically-charging equipment concurrently
Advantage, but its high construction, operation maintenance cost limit the popularization and application of such facility.
In summary as can be seen that 3 kinds of electrically-charging equipments respectively have advantage and disadvantage above, but residential quarters are not suitable for, especially
It is built residential quarters.Therefore, it is quite necessary on the basis of existing charging technique, propose that one kind has charge/discharge function
Residential quarters special electric automobile charging pile：The peak valley effect of power network is made full use of, is ensureing Electrical Safety and power consumption not
On the premise of increase-volume, all the period of time charging of electric automobile is realized.
The content of the invention
（One）Technical problems to be solved
The technical problem to be solved in the present invention is on the premise of cell power consumption not increase-volume, there is provided a kind of to carry living for battery
Residence cell-specific charging pile.The charging pile makes full use of the peak valley feature of power network, on the basis of the security of power network is ensured, both
The all the period of time charging of electric automobile can be realized, power network power consumption efficiency is improved, electric cost can be reduced again.
（Two）Technical scheme
Electric vehicle alternating-current charging pile is generally based on 3.5KW and 7KW, for ordinary family user, can only avoid electricity consumption
Peak phase uses.And for residential quarters, if multiple users charging electric vehicle will certainly be influenceed simultaneously it is whole small
The electric power netting safe running in area.Therefore, charging pile is typically only capable to use in the low power consumption stage.But nonetheless, many cells
Property considers Electrical Safety sex chromosome mosaicism, and also order prohibits the use of charging pile.Certainly, cell use is carried out by coordinating Utilities Electric Co.
The dilatation of electricity can solve the problems, such as such, but because dilatation cost is higher, operability is little.It can be seen that under current environment,
Installing common charging pile in built cell batch has certain difficulty.
Based on this, a kind of residential quarters special electric automobile charging pile with charge/discharge function should include：Electronic vapour
Car AC charging device, battery and its charging module, power conversion module and its respective cable etc..Concrete operating principle is such as
Under：
After electric automobile enters the charging pile band of position, charging pile first confirms that power supply plug has connected completely with power supply base
Connect, then electricity consumption peak valley is screened according to the cell power information of power network and Surveillance center's Real-time Feedback, and switches successively
Charging source.If peak times of power consumption, then battery is switched to all the way：The output of battery carries out inverse via power conversion module
Electric automobile is charged after the processing such as change, boosting；And be in the low power consumption stage, then it is direct by power network to be directly connected to power network
To charging electric vehicle, while power network is charged by the charging module of battery to it, until battery is fully charged voluntarily
Cut-out.
As can be seen here, the residential quarters special electric automobile charging pile with charge/discharge function not only possesses common charging
The function of stake, but also electric automobile can be charged in power failure or peak of power consumption stage, so as to realize in Electrical Safety
On the premise of, all the period of time of electric automobile is charged.
（Three）Beneficial effect
Residential quarters special electric automobile charging pile provided by the invention with charge/discharge function, which removes, possesses common charging pile
Institute is functional outer, also cheap with construction cost（Only need to increase battery and its charging module and power transfer module）, operation
Simply, the advantages that safe to use, reliable.For a user, all the period of time charging to electric automobile is not only realized, and is utilized
Time-of-use tariffs difference can also reduce charging cost to a certain extent；And for cell, without carrying out the dilatation of power consumption
The installation and use of charging pile can be carried out with large-scale basis transformation of facility.
Brief description of the drawings
Accompanying drawing 1 is the residential quarters special electric automobile charging pile signal with charge/discharge function of the embodiment of the present invention
Figure.Wherein, it is invention major part in dotted line frame：1：Electric automobile；2：Data wire；3：Surveillance center's computer；4：Cable；5：
Power network；6：Battery；7：Power conversion module；8：Battery charging module；9：AC charging device
Accompanying drawing 2 is to exchange to fill in the residential quarters special electric automobile charging pile with charge/discharge function of the embodiment of the present invention
The composition schematic diagram of electric installation.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
The present embodiment operation principle is as follows：After it is determined that electric automobile and charging pile be fully connected, alternating-current charging pile according to
The power information of power network and Surveillance center's Real-time Feedback, determine directly to charge to electric car by AC charging device by power network,
Or by battery by institute's storing up electricity energy inversion and handle after again by AC charging device to charging electric vehicle.Ensure in electricity consumption height
During peak, electric car can be charged using battery institute storing up electricity；When in the low power consumption period, can directly being filled by power network by exchange
Electric installation opens battery charging module and battery is charged to charging electric vehicle.Ensure do not influenceing cell
In the case of Electrical Safety, all the period of time charging to electric automobile is realized.
As shown in Figure 1, it is the residential quarters special electric automobile charging with charge/discharge function of the embodiment of the present invention
Stake schematic diagram, specific implementation step are as follows：
1）After electric automobile enters the charging pile band of position, by special charging cable（Charging gun）Itself and charging pile are connected
Connect, and determine reliable, secure connection；
2）User directly can be stuck on charging pile to swipe the card startup or log in mobile phone A pp clients by less radio-frequency opens charging
Stake, prepares to charge to electric automobile；
3）The master cpu of AC charging device gathers the real-time power consumption information of cell, and comprehensively monitoring center by sensor
Feedack, the cell electricity using at the peak time period is judged；
4）If being in the peak of power consumption stage, CPU controls switch to battery discharging, then by power transfer module, by exchanging
Charging device completes inversion, boosting etc., and then electric automobile is charged via AC charging device；And if being in electricity consumption
Trough period, then directly control AC charging device by power network to charging electric vehicle by CPU, while control unlatching power network to pass through
Battery charging module charges to battery, ensures it in peak of power consumption as charging electric vehicle source.Power convert
Module can be integrated in inside AC charging device.
5）During charging electric vehicle, CPU is detected in real time judges the electricity consumption peak valley stage, and in time according to sensor and
The power consumption information of Surveillance center's feedback switches over to charging source, ensures security, economy and the reasonability of charging；
By repeatedly repeatedly it is demonstrated experimentally that charging pile installation is simple, cost offsets is cheap and safe for operation, reliable.
Again as shown in Figure 2, for the embodiment of the present invention AC charging device schematic diagram.AC charging device is by master control
MCU（STM32F107）, electric energy metering module, human-computer interaction module（Touch-screen）, card reading module, mini-printer, voice mould
The part such as block, clock module, memory module, power supply switch circuit, alarm module, emergency stop switch and communication interface forms.
Electric energy metering module completes the metering of charge volume, including the electricity exported from power network and by battery；Man-machine friendship
Mutually touch what is realized by touch-screen, such as charge mode selection, charged state and relevant information are shown；User can pass through Card Reader mould
Block start and stop charging pile and to charge volume carry out bankcard consumption；Mini-printer is mainly used in printing user's consumption information voucher；Language
Sound module provides voice message, facilitates user quick and precisely to use charging pile；Clock module provides temporal information；Memory module master
It is used for the charge history information for storing user on the charging pile, prevents information loss etc. after powering off；Power supply switch circuit is realized
The switching of charge power supply, i.e., the power consumption real time information collected according to CPU, select charging electric vehicle power supply for power network still
Battery；When breaking down or having artificial destruction charging pile situation, alarm module sends sound and light alarm signal；Emergency stop switch
In emergency circumstances quickly to force to stop to charge；Communication interface mainly completes charging pile and carries out data and order with Surveillance center
Communication.The functional realization of institute is by master cpu（STM32F107）Coordinate to complete.
Claims (5)
- A kind of 1. residential quarters special electric automobile charging pile with charge/discharge function, it is characterised in that：In peak of power consumption Section, by the battery that charging pile carries to charging electric vehicle, ensure in the case where not influenceing power network normal operation, realize The all the period of time of electric automobile is charged.
- It can be lead-acid accumulator, lithium battery, nickel-cadmium storage battery, liquid accumulator cell that 2. charging pile, which carries battery,（Zinc bromide, sulphur Change sodium, full vanadium etc.）, waste and old electrokinetic cell and other capacity safe energy-storage batteries, so not only it is possible to prevente effectively from environment Pollution, but also can realize that the echelon of battery utilizes, cut operating costs.
- 3. a kind of residential quarters special electric automobile charging pile with charge/discharge function as claimed in claim 1, its feature It is：By being detected in real time to cell power consumption information, intelligence switches electric car charging source, i.e., is carried using charging pile Battery, in the peak of power consumption period, to charging electric vehicle；And in the low power consumption stage, it is directly accessed power network and passes through charging Device charges to electric automobile and battery, and then realizes " peak load shifting " of power network, reduces charging cost.
- 4. a kind of residential quarters special electric automobile charging pile with charge/discharge function as described in claim 1 and 2, can Realization is round-the-clock to electric car to be charged, and peak times of power consumption are charged by carrying battery to electric car, the electricity consumption trough stage Directly it can be charged using power network, without cell is carried out the dilatation of power consumption.
- A kind of 5. residential quarters special electric automobile charging pile with charge/discharge function, it is characterised in that：AC charging device Voluntarily to develop, mainly include, main control MCU（STM32F107）, electric energy metering module, human-computer interaction module（Touch-screen）, Card Reader Module, emergency stop switch, mini-printer, language module, clock module, memory module, power supply switch circuit, alarm module and Communication interface etc..
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610704911.1A CN107757387A (en) | 2016-08-23 | 2016-08-23 | A kind of residential quarters special electric automobile charging pile with charge/discharge function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610704911.1A CN107757387A (en) | 2016-08-23 | 2016-08-23 | A kind of residential quarters special electric automobile charging pile with charge/discharge function |
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| Publication Number | Publication Date |
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| CN107757387A true CN107757387A (en) | 2018-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610704911.1A Pending CN107757387A (en) | 2016-08-23 | 2016-08-23 | A kind of residential quarters special electric automobile charging pile with charge/discharge function |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103913A (en) * | 2018-09-05 | 2018-12-28 | 山东交通学院 | Charging energy-storing integral system and its working method based on charging pile |
| CN110789385A (en) * | 2019-11-26 | 2020-02-14 | 衡阳市宇松科技有限公司 | Intelligent charging pile for avoiding power consumption peak |
| CN111469703A (en) * | 2020-04-22 | 2020-07-31 | 云南电网有限责任公司电力科学研究院 | Electric automobile charging system |
| CN111645559A (en) * | 2020-06-30 | 2020-09-11 | 国网上海市电力公司 | Orderly charging control system and method for electric private car |
| CN112909978A (en) * | 2021-03-31 | 2021-06-04 | 李康 | Self-adaptation fills electric pile device based on smart power grids power consumption peak valley |
| CN115333159A (en) * | 2022-09-01 | 2022-11-11 | 沈阳北方华茂建设技术工程有限公司 | Civil building is with layer parking stall "grain storage is directly gentle" virtual power plant |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140203077A1 (en) * | 2011-08-02 | 2014-07-24 | The Regents Of The University Of California | Intelligent electric vehicle charging system |
| CN105322578A (en) * | 2014-06-17 | 2016-02-10 | 深圳市沃特玛电池有限公司 | Electric vehicle charging system |
| CN205319764U (en) * | 2016-01-26 | 2016-06-15 | 宁波市电力设计院有限公司 | Electric vehicle charging pile |
| CN205489637U (en) * | 2016-02-03 | 2016-08-17 | 杭州汇电科技有限公司 | Electric pile is filled to power consumption peak valley distributing type |
-
2016
- 2016-08-23 CN CN201610704911.1A patent/CN107757387A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140203077A1 (en) * | 2011-08-02 | 2014-07-24 | The Regents Of The University Of California | Intelligent electric vehicle charging system |
| CN105322578A (en) * | 2014-06-17 | 2016-02-10 | 深圳市沃特玛电池有限公司 | Electric vehicle charging system |
| CN205319764U (en) * | 2016-01-26 | 2016-06-15 | 宁波市电力设计院有限公司 | Electric vehicle charging pile |
| CN205489637U (en) * | 2016-02-03 | 2016-08-17 | 杭州汇电科技有限公司 | Electric pile is filled to power consumption peak valley distributing type |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103913A (en) * | 2018-09-05 | 2018-12-28 | 山东交通学院 | Charging energy-storing integral system and its working method based on charging pile |
| CN110789385A (en) * | 2019-11-26 | 2020-02-14 | 衡阳市宇松科技有限公司 | Intelligent charging pile for avoiding power consumption peak |
| CN111469703A (en) * | 2020-04-22 | 2020-07-31 | 云南电网有限责任公司电力科学研究院 | Electric automobile charging system |
| CN111645559A (en) * | 2020-06-30 | 2020-09-11 | 国网上海市电力公司 | Orderly charging control system and method for electric private car |
| CN111645559B (en) * | 2020-06-30 | 2024-02-13 | 国网上海市电力公司 | Ordered charging control system and method for electric private car |
| CN112909978A (en) * | 2021-03-31 | 2021-06-04 | 李康 | Self-adaptation fills electric pile device based on smart power grids power consumption peak valley |
| CN112909978B (en) * | 2021-03-31 | 2023-11-24 | 中科全速智能科技有限公司 | Self-adaptive charging pile device based on smart power grid electricity consumption peak valley |
| CN115333159A (en) * | 2022-09-01 | 2022-11-11 | 沈阳北方华茂建设技术工程有限公司 | Civil building is with layer parking stall "grain storage is directly gentle" virtual power plant |
| CN115333159B (en) * | 2022-09-01 | 2023-02-17 | 沈阳北方华茂建设技术工程有限公司 | Civil building same-floor parking space 'Gu Chuzhi soft' virtual power plant |
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Application publication date: 20180306 |