CN209600287U - Flexible dynamic charger - Google Patents

Flexible dynamic charger Download PDF

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Publication number
CN209600287U
CN209600287U CN201822230960.3U CN201822230960U CN209600287U CN 209600287 U CN209600287 U CN 209600287U CN 201822230960 U CN201822230960 U CN 201822230960U CN 209600287 U CN209600287 U CN 209600287U
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China
Prior art keywords
line
module
power supply
bus
charging
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Active
Application number
CN201822230960.3U
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Chinese (zh)
Inventor
孙义学
戴路成
吴云枫
曹勇
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SUZHOU INDUSTRIAL PARK HESHUN ELECTRICAL CO LTD
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SUZHOU INDUSTRIAL PARK HESHUN ELECTRICAL CO LTD
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Priority to CN201822230960.3U priority Critical patent/CN209600287U/en
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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
    • 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
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • 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
    • Y02T90/14—Plug-in electric vehicles

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  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses a kind of flexible dynamic charger, the A line of power grid is connected to including one end, B line, the breaker of C line and N line, power supply device, D.C. contactor, for connecting the charging positive terminal and charging negative pole end of charging gun, the power supply device includes several power modules in parallel, the cathode output end of each power module is connect with positive bus, the cathode output end of each power module is connect with negative bus, this power module further comprises exchange input module, direct current output module be located at exchange input module, AC/DC conversion module between direct current output module, a capacitor is parallel in the direct current output module, and a backward dioded is connected between the positive terminal and positive bus of this direct current output module.The utility model uses several power module parallel connections for the mode of power supply device, and the classification of voltage is adjustable when realizing power supply, is charged with being suitable for different types of automobile.

Description

Flexible dynamic charger
Technical field
The utility model relates to a kind of charging device of electric automobile, in particular to a kind of flexible dynamic charger belongs to electricity Electrical automobile charging field.
Background technique
Auto industry is to be only second to the second largest industry of petrochemical industry in the world, currently, most of automobile is all with gasoline, bavin Oil is fuel, not only consumes a large amount of petroleum resources, but also nitrogen oxides, hydrocarbons contained in vehicle exhaust, an oxygen Change carbon etc. and causes the serious pollution of atmosphere.In order to keep the sustainable development of national economy, human residential environment and Bao are protected Hinder energy resource supply, countries in the world government puts into the various approach that a large amount of human and material resources are sought to solve these problems one after another.Due to The battery of electric car is voltage source, and charger is to provide another voltage to charge the battery, and two-way different voltages source is general It is not directly connected together, in order to avoid there is the phenomenon that due to the different appearance short circuit of voltage or overcurrent.
Summary of the invention
The utility model aim is to provide a kind of flexible dynamic charger, if the flexibility dynamic charger uses supply mould Block parallel connection is the mode of power supply device, and the classification of voltage is adjustable when realizing power supply, is filled with being suitable for different types of automobile Electricity.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of flexibility dynamic charger, including one end It is connected to A line, B line, C line and the breaker of N line, power supply device, D.C. contactor, the charging for connecting charging gun of power grid Positive terminal and charging negative pole end, the other end of the breaker have been correspondingly connected with A1 line, B1 line, C1 line and N1 line, the power supply The ac input end of device is connected to A1 line, B1 line and C1 line, and cathode output end and the charging positive terminal of this power supply device pass through The cathode output end of positive bus connection, the power supply device is connect with charging negative pole end by negative bus, and the anode is total The D.C. contactor is provided on line and negative bus；
The power supply device includes several power modules in parallel, the cathode output end of each power module with just The connection of pole bus, the cathode output end of each power module are connect with negative bus, this power module further comprises handing over Flow input module, direct current output module and the AC/DC conversion module between exchange input module, direct current output module, institute It states and is parallel with a capacitor in direct current output module, and be connected with one between the positive terminal and positive bus of this direct current output module Backward dioded.
Further improved scheme is as follows in above-mentioned technical proposal:
1. in above scheme, there are four arrester, this four respective one end of arrester are consecutively connected to described also tool On A1 line, B1 line, C1 line and N1 line, the respective other end of arrester is grounded.
2. in above scheme, a front-end sampling module, this front end are equipped between the power supply device and D.C. contactor Sampling module is connected across between positive bus and negative bus.
3. in above scheme, a rear end sampling module is equipped between the D.C. contactor and charging gun, this rear end is adopted Egf block is connected across between positive bus and negative bus.
4. in above scheme, the number of several power modules in parallel is 8.
5. in above scheme, being equipped with a fusible core in the positive bus between the D.C. contactor and charging positive terminal.
Since above-mentioned technical proposal is used, the utility model has following advantages and effect compared with prior art:
The utility model flexibility dynamic charger, uses several power module parallel connections for the mode of power supply device, realizes The classification of voltage is adjustable when power supply, is charged with being suitable for different types of automobile；In addition, the anode of its direct current output module It is connected with a backward dioded between end and positive bus, the setting of backward dioded can effectively prevent filling or impacting electricity Circuit is protected in the generation of stream；In addition, it also has, there are four arresters, this four respective one end of arrester are consecutively connected to institute On A1 line, B1 line, C1 line and the N1 line stated, the respective other end of arrester is grounded, and the setting of arrester limited can be prevented Only surge guarantees the safety of charger；In addition, being equipped with a front-end sampling mould between its power supply device and D.C. contactor Block, this front end sampling module are connected across between positive bus and negative bus, install between the D.C. contactor and charging gun There is a rear end sampling module, this rear end sampling module is connected across between positive bus and negative bus, D.C. contactor front and back end The setting of sampling module samples the Current Voltage before and after D.C. contactor, when D.C. contactor closure, before guaranteeing it The voltage at end is lower than the voltage of rear end, avoids the stability and safety that guarantee damage of the electric current to automobile batteries that liquidate charging Property.
Detailed description of the invention
Attached drawing 1 is the utility model flexibility dynamic circuit for charging machine structural schematic diagram；
Attached drawing 2 is power supply device electrical block diagram in the utility model flexibility dynamic charger；
Attached drawing 3 is power module circuitry structural schematic diagram in the utility model flexibility dynamic charger.
In the figures above: 1, breaker；2, power supply device；3, D.C. contactor；4, charge positive terminal；5, charge cathode End；6, A1 line；7, B1 line；8, C1 line；9, N1 line；10, positive bus；11, negative bus；12, power module；101, it exchanges defeated Enter module；102, AC/DC conversion module；103, direct current output module；104, capacitor；105, backward dioded；13, it takes shelter from the thunder Device；16, front-end sampling module；17, rear end sampling module.
Specific embodiment
The utility model is further described below with reference to embodiment:
Embodiment 1: a kind of flexibility dynamic charger is connected to the open circuit of the A line, B line, C line and N line of power grid including one end Device 1, power supply device 2, D.C. contactor 3, the charging positive terminal 4 for connecting charging gun and charging negative pole end 5, the breaker 1 other end has been correspondingly connected with A1 line 6, B1 line 7, C1 line 8 and N1 line 9, and the ac input end of the power supply device 2 is connected to A1 The cathode output end of line 6, B1 line 7 and C1 line 8, this power supply device 2 is connect with charging positive terminal 4 by positive bus 10, described The cathode output end of power supply device 2 is connect with charging negative pole end 5 by negative bus 11, the positive bus 10 and negative bus The D.C. contactor 3 is provided on 11；
The power supply device 2 includes several power modules 12 in parallel, the anode output of each power module 12 End is connect with positive bus 10, and the cathode output end of each power module 12 is connect with negative bus 11, this power module 12 further comprise exchange input module 101, direct current output module 103 be located at exchange input module 101, direct current output module AC/DC conversion module 102 between 103 is parallel with a capacitor 104, and this direct current output in the direct current output module 103 A backward dioded 105 is connected between the positive terminal and positive bus 10 of module 103.
Also there are four arresters 13 for tool, this respective one end of four arresters 13 is consecutively connected to above-mentioned A1 line 6, B1 line 7, on C1 line 8 and N1 line 9, the respective other end of above-mentioned arrester 13 is grounded；Several above-mentioned power modules 12 in parallel Number is 8；A fusible core is installed in positive bus 10 between above-mentioned D.C. contactor 3 and charging positive terminal 4.
Embodiment 2: a kind of flexibility dynamic charger is connected to the open circuit of the A line, B line, C line and N line of power grid including one end Device 1, power supply device 2, D.C. contactor 3, the charging positive terminal 4 for connecting charging gun and charging negative pole end 5, the breaker 1 other end has been correspondingly connected with A1 line 6, B1 line 7, C1 line 8 and N1 line 9, and the ac input end of the power supply device 2 is connected to A1 The cathode output end of line 6, B1 line 7 and C1 line 8, this power supply device 2 is connect with charging positive terminal 4 by positive bus 10, described The cathode output end of power supply device 2 is connect with charging negative pole end 5 by negative bus 11, the positive bus 10 and negative bus The D.C. contactor 3 is provided on 11；
The power supply device 2 includes several power modules 12 in parallel, the anode output of each power module 12 End is connect with positive bus 10, and the cathode output end of each power module 12 is connect with negative bus 11, this power module 12 further comprise exchange input module 101, direct current output module 103 be located at exchange input module 101, direct current output module AC/DC conversion module 102 between 103 is parallel with a capacitor 104, and this direct current output in the direct current output module 103 A backward dioded 105 is connected between the positive terminal and positive bus 10 of module 103.
Also there are four arresters 13 for tool, this respective one end of four arresters 13 is consecutively connected to above-mentioned A1 line 6, B1 line 7, on C1 line 8 and N1 line 9, the respective other end of above-mentioned arrester 13 is grounded；Above-mentioned power supply device 2 and D.C. contactor 3 it Between a front-end sampling module 16 is installed, this front end sampling module 16 is connected across between positive bus 10 and negative bus 11；On It states and a rear end sampling module 17 is installed between D.C. contactor 3 and charging gun, this rear end sampling module 17 is connected across positive total Between line 10 and negative bus 11.
It when using above-mentioned flexible dynamic charger, uses several power module parallel connections for the mode of power supply device, realizes The classification of voltage is adjustable when power supply, is charged with being suitable for different types of automobile；In addition, the setting of its backward dioded, It can effectively prevent filling or the generation of dash current, protect circuit；In addition, the setting of arrester, limited can prevent surge, protect Demonstrate,prove the safety of charger；
In addition, the setting of D.C. contactor front and back end sampling module, adopts the Current Voltage before and after D.C. contactor Sample guarantees that the voltage of its front end is lower than the voltage of rear end, avoids to the electric current that liquidates to automobile batteries when D.C. contactor closure Damage, guarantee charging stability and safety.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention. All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it It is interior.

Claims (6)

1. a kind of flexibility dynamic charger, it is characterised in that: be connected to the disconnected of the A line of power grid, B line, C line and N line including one end Road device (1), power supply device (2), D.C. contactor (3), the charging positive terminal (4) for connecting charging gun and charging negative pole end (5), the other end of the breaker (1) has been correspondingly connected with A1 line (6), B1 line (7), C1 line (8) and N1 line (9), the power supply The ac input end of device (2) is connected to A1 line (6), B1 line (7) and C1 line (8), the cathode output end of this power supply device (2) with Charging positive terminal (4) passes through positive bus (10) and connects, the cathode output end of the power supply device (2) and charging negative pole end (5) It is connected by negative bus (11), is provided with the D.C. contactor in the positive bus (10) and negative bus (11) (3)；
The power supply device (2) includes several power modules (12) in parallel, and the anode of each power module (12) is defeated Outlet is connect with positive bus (10), and the cathode output end of each power module (12) is connect with negative bus (11), this Power module (12) further comprise exchange input module (101), direct current output module (103) be located at exchange input module (101), the AC/DC conversion module (102) between direct current output module (103) is parallel on the direct current output module (103) One capacitor (104), and reversed two pole is connected between the positive terminal of this direct current output module (103) and positive bus (10) It manages (105).
2. flexibility dynamic charger according to claim 1, it is characterised in that: also there are four arrester (13) for tool, this four The respective one end of a arrester (13) is consecutively connected on the A1 line (6), B1 line (7), C1 line (8) and N1 line (9), described Arrester (13) respective other end is grounded.
3. flexibility dynamic charger according to claim 1, it is characterised in that: the power supply device (2) contacts with direct current One front-end sampling module (16) is installed, this front end sampling module (16) is connected across positive bus (10) and cathode between device (3) Between bus (11).
4. flexibility dynamic charger according to claim 1 or 3, it is characterised in that: the D.C. contactor (3) and charging One rear end sampling module (17) is installed, this rear end sampling module (17) is connected across positive bus (10) and negative bus between rifle (11) between.
5. flexibility dynamic charger according to claim 1, it is characterised in that: several described power modules in parallel (12) number is 8.
6. flexibility dynamic charger according to claim 1, it is characterised in that: the D.C. contactor (3) and charging are just A fusible core is installed in positive bus (10) extremely between (4).
CN201822230960.3U 2018-12-28 2018-12-28 Flexible dynamic charger Active CN209600287U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822230960.3U CN209600287U (en) 2018-12-28 2018-12-28 Flexible dynamic charger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822230960.3U CN209600287U (en) 2018-12-28 2018-12-28 Flexible dynamic charger

Publications (1)

Publication Number Publication Date
CN209600287U true CN209600287U (en) 2019-11-08

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ID=68398983

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822230960.3U Active CN209600287U (en) 2018-12-28 2018-12-28 Flexible dynamic charger

Country Status (1)

Country Link
CN (1) CN209600287U (en)

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