CN207691512U - A kind of energy storage type quick charge device - Google Patents
A kind of energy storage type quick charge device Download PDFInfo
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- CN207691512U CN207691512U CN201820113540.4U CN201820113540U CN207691512U CN 207691512 U CN207691512 U CN 207691512U CN 201820113540 U CN201820113540 U CN 201820113540U CN 207691512 U CN207691512 U CN 207691512U
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- lithium
- ion capacitance
- energy
- storage system
- ion
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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
- Y02T10/72—Electric energy management in electromobility
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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
- 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
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- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Include the AC/DC chargers powered by 380V industrial electrical networks the utility model discloses a kind of energy storage type quick charge device；The lithium-ion capacitance energy-storage system of charge circuit can be formed with AC/DC chargers；The DC/DC transformation systems to charge to the vehicle-mounted ESS system of tramcar after the electric energy of lithium-ion capacitance energy-storage system is converted；When abnormal needs maintenance or routine maintenance occurs in system, discharges lithium-ion capacitance energy-storage system, its voltage is made to be in the emergency maintenance system in operable safe voltage；Train in/out station state can be monitored, with AC/DC chargers, lithium-ion capacitance energy-storage system, DC/DC transformation systems and emergency maintenance system are communicated, and control the intelligent monitor system of their start and stop.The utility model can connect 380V general industry power grids, low cost, using wide, securely and reliably.
Description
Technical field
The utility model is related to a kind of energy storage charging devices of tramcar.
Background technology
With the development of modern tram technology and the demand of urban beautification, tramcar power supply system connects from traditional
Power supply of touching net upgrades to energy storage type power supply, and accumulation energy type tramcar needs the charging unit that a 1MW is arranged in each platform,
It is charged to vehicle-mounted energy-storage system in the time for the 30S that gets on or off the bus using passenger, which is powered using the power grid of 10KV, is passed through
The mapping mode of AC-DC charges to tramcar.The factors such as reliability, investment, repair, the landscape of the charging unit are engineerings
Major issue in construction.
That there are installed capacitys is excessive for the tramcar charging unit of current domestic operation, and equipment permits remaining excessive, case variable volume
The defects of super large, stray current corrosion difficulty is anti-, and construction investment waste expropriation of land is difficult.Existing tramcar requires to fill in 30S
Fully charged to vehicle-mounted energy-storage system, the power averaging needed is 1MW, and traditional charging modes need to absorb 1MW in real time from power grid
Power, cause the capacity of power grid to want >=1MW.And traditional power supply mode is used, each station is required for access 10KV-
The AC network of 1MW, and the charging time only has 30S, the departure interval of tramcar to be substantially all more than or equal to 5 minutes, this is just
Power grid is caused, all in idle state, to cause the waste of construction investment waste and power grid underlay capacity expense in the prodigious time, be
The operation of follow-up tramcar increases cost pressure.In addition, the electricity power engineering cost of existing 10KV -1MV capacity is 350
Ten thousand/kilometer, grid company charge are basic ore-hosting rock series+electricity charge.Traditional tramcar charging unit needs the power of power grid
Ask big, but the capacity utilization of power grid is very low, causes operator practical and but pays many electricity with seldom electric energy
Take.And some special occasions such as large bridge, tunnel, lake, old town, the power grid of 10KV -1MW are really that cannot reach,
Also the layout of roads of tramcar is constrained.
Utility model content
That technical problem to be solved by the utility model is to provide a kind of net capacity utilization rates is high, at low cost, is applicable in model
Enclose wide energy storage type quick charge device.
In order to solve the above technical problems, the utility model discloses a kind of energy storage type quick charge device, which includes
The AC/DC chargers powered by 380V industrial electrical networks, using 100KWAC/DC chargers；
The lithium-ion capacitance energy-storage system of charge circuit can be formed with AC/DC chargers；I.e. AC/DC chargers can give lithium from
Sub- capacitor energy storage system charging.After each lithium-ion capacitance energy-storage system is discharged Full Vehicle System, filled by the AC/DC chargers
Electricity；
To the vehicle-mounted ESS (energy of tramcar after the electric energy of lithium-ion capacitance energy-storage system is converted
Storage systems) the DC/DC transformation systems that charge of system；DC/DC transformation systems are that entire energy storage type quickly fills
The core of electric installation, main function are after the electric energy that lithium-ion capacitance energy-storage system is stored is converted by DC/DC to rail electricity
Vehicle ESS system charges, which can reach 1MW.
When abnormal needs maintenance or routine maintenance occurs in system, discharges lithium-ion capacitance energy-storage system, make
Its voltage is in the emergency maintenance system in operable safe voltage；
Train in/out station state can be monitored, with AC/DC chargers, lithium-ion capacitance energy-storage system, DC/DC transformation systems and
Emergency maintenance system is communicated, and control the AC/DC chargers, lithium-ion capacitance energy-storage system, DC/DC transformation systems and
The intelligent monitor system of the start and stop of emergency maintenance system, realization automatically control, which is entire energy storage
The central control unit of formula quick charge device.
Further, it is connected with disconnecting switch between the lithium-ion capacitance energy-storage system and AC/DC chargers.That is AC/
The anode and cathode of DC chargers are separately connected the anode and cathode of lithium-ion capacitance energy-storage system, centre access disconnecting switch.
Further, the lithium-ion capacitance energy-storage system is connected to the on high-tension side DC bus of DC/DC transformation systems (i.e.
The high voltage input terminal DC bus of DC/DC transformation systems is connected on the positive and negative anodes of lithium-ion capacitance energy-storage system), and centre is connected with
Disconnecting switch.
Further, the emergency maintenance system is connected in the on high-tension side DC bus of DC/DC transformation systems, and centre connects
It is connected to disconnecting switch.
Further, the output end of the DC/DC transformation systems connects vehicle-mounted ESS with disconnecting switch by fuse FU2
System.
Further, the lithium-ion capacitance energy-storage system includes
The lithium-ion capacitance system being made of through connection in series-parallel several lithium-ion capacitance energy storage modules；
For monitoring the voltage of each lithium-ion capacitance in lithium-ion capacitance system, temperature, being managed to capacitor system,
The exception of system is carried out reporting display, the lithium-ion electric content management system for protecting serious exception；
The current sensor of the electric current of major loop for monitoring system；
Major loop contactor for once being protected to lithium-ion capacitance energy-storage system；
For making lithium-ion capacitance energy-storage system carry out the preliminary filling contactor and preliminary filling resistance of preliminary filling to external capacitive；
Major loop fuse for carrying out second protection to lithium-ion capacitance energy-storage system.
Further, the lithium-ion capacitance system includes 4 groups of lithium-ion capacitance energy storage module strings in parallel, every group of lithium from
Sub- capacitive energy storage module string is connected in series by 10 lithium-ion capacitance energy storage modules, operating voltage 550-910V.
The utility model energy storage type quick charge device can be realized by following methods and be charged：
The standby preparation stage：Intelligent monitor system controls AC/DC chargers using as the lithium-ion capacitance of energy terminal
Energy-storage system is fully charged；
Train enters the station the stage：After intelligent monitor system detects that train enters the station, and detect that vehicle-mounted ESS system voltage is less than
Predetermined value starts DC/DC transformation systems, converts the electric energy of lithium-ion capacitance energy-storage system, charges to vehicle-mounted ESS system；
After detecting charging complete, stop charging；
The train outbound stage：Intelligent monitor system starts AC/DC chargers and continues to charge to lithium-ion capacitance energy-storage system,
Before ensuring that next vehicle comes, the energy in energy-storage system has 90% or more.
The utility model energy storage type quick charge device be to tramcar during on-board and off-board quickly give vehicle-mounted energy storage system
System charging, rechargeable electrical energy all are from lithium-ion capacitance energy-storage system and non-grid, after tramcar charges, lithium ion
Capacitor energy storage system takes electric charging by AC/DC chargers from the power grid of 380V.That is the energy storage type of the utility model is fast
Fast charging unit need not use the electricity that lithium-ion capacitance stores to give rail electricity in 30S in real time from power grid absorbed power
Vehicle charges, and trains is waited to begin from rear, gives capacitor system to charge by 380V general industries power grid, the power to power grid is traditional charging
Mode 1/10 effectively reduces the demand to net capacity and power.
The utility model does not need the power grid of 10KV-1MW, reduces the power of power grid and capacity while reducing project cost.
The electricity charge burden for reducing operator, need not pay underlay capacity expense, only pay the electricity charge of actual consumption.
The utility model is but also widely used for the occasion that 10KW-1MW power grids cannot reach, such as large bridge, tunnel, lake
And old town etc., and the 380V of general industry grade power supplies can be laid with everywhere, solve the problems, such as that previous power grid cannot be built.
Description of the drawings
Fig. 1 is the circuit theory schematic diagram of the utility model.
In figure：1-AC/DC chargers, 2- lithium-ion capacitances energy-storage system, 21- lithium-ion capacitances system, 22- lithium-ion electrics
Content management system, 3-DC/DC transformation systems, 4- emergency maintenance system, 5- intelligent monitor systems.
Specific implementation mode
With reference to embodiment and with reference to attached drawing, the utility model is further described.
Embodiment 1：
As shown in Figure 1, the energy storage type quick charge device of the utility model, including the AC/DC chargers 1 of 100KW, lithium from
Sub- capacitor energy storage system 2, DC/DC transformation systems 3, emergency maintenance system 4 and intelligent monitor system 5.
The AC/DC chargers 1 connect 380V industrial electrical networks, and the anode and cathode of AC/DC chargers 1 are separately connected the lithium
The positive electrode and negative electrode of ion capacitance energy-storage system 2, centre are connected with disconnecting switch QF3, form charge circuit, each lithium-ion electric
After appearance energy-storage system 2 is discharged Full Vehicle System, charged by the AC/DC chargers 1；
DC/DC transformation systems 3 are the cores of entire energy storage type quick charge device, its high voltage input terminal DC bus with
Lithium-ion capacitance energy-storage system 2 is connected, and centre is connected with disconnecting switch QF1, and the DC/DC transformation systems 3 are by lithium-ion capacitance
The electric energy of energy-storage system 2 charges to the vehicle-mounted ESS system of tramcar after being converted, and output power can reach
1MW；The output end of the DC/DC transformation systems 3 connects the vehicle-mounted ESS systems of train by fuse FU2 with disconnecting switch QF4
System.
When abnormal needs maintenance or routine maintenance occurs in system, emergency maintenance system 4 is to lithium-ion capacitance energy storage system
System 2 discharges, its voltage is made to be in operable safe voltage；Emergency maintenance system 4 is connected to DC/DC transformation systems 3
High-pressure side DC bus in, centre connection disconnecting switch QF2.
Intelligent monitor system 5 can monitor train in/out station state, and AC/DC chargers, lithium-ion capacitance energy-storage system 2,
DC/DC transformation systems 3 and emergency maintenance system 4 are communicated, and control the start and stop of each system, realize automatic control
System.
Wherein, lithium-ion capacitance energy-storage system 2 includes
Lithium-ion capacitance system, lithium-ion capacitance system include 4 groups of lithium-ion capacitance energy storage module strings in parallel, every group of lithium
Ion capacitance energy storage module string is connected in series by 10 lithium-ion capacitance energy storage modules, operating voltage 550-910V；
For monitoring the voltage of each lithium-ion capacitance in lithium-ion capacitance system, temperature, being managed to capacitor system,
The exception of system is carried out reporting display, the lithium-ion electric content management system for protecting serious exception；
The current sensor TA1 of the electric current of major loop for monitoring system；
Major loop contactor KM1 for once being protected to lithium-ion capacitance energy-storage system；
For making lithium-ion capacitance energy-storage system carry out the preliminary filling contactor KM2 and preliminary filling resistance of preliminary filling to external capacitive
R1；
Major loop fuse FU1 for carrying out second protection to lithium-ion capacitance energy-storage system.
Current sensor TA1, major loop contactor KM1, preliminary filling contactor KM2 and preliminary filling resistance R1, major loop fuse
The connections of FU1 in circuit are as shown in Figure 1.
The charging method of the energy storage type quick charge device of the utility model is as follows：
The standby preparation stage：Intelligence control system controls AC/DC chargers, and lithium-ion capacitance energy-storage system is fully charged；
Train enters the station the stage：After intelligence control system detects that train enters the station, intelligent monitor system detects vehicle-mounted ESS systems
Voltage of uniting is less than predetermined value, starts DC/DC transformation systems 3, the electric energy of lithium-ion capacitance energy-storage system is converted, to vehicle-mounted ESS systems
System charges；After detecting charging complete, stop charging；
The train outbound stage：Intelligence control system starts AC/DC chargers and continues to charge to lithium-ion capacitance energy-storage system,
Before ensuring that next vehicle comes, energy in energy-storage system is up to 90% or more.
Claims (7)
1. a kind of energy storage type quick charge device, it is characterised in that：The device includes
The AC/DC chargers powered by 380V industrial electrical networks；
The lithium-ion capacitance energy-storage system of charge circuit can be formed with AC/DC chargers；
It charges to the vehicle-mounted energy storage ESS system of tramcar after the electric energy of lithium-ion capacitance energy-storage system is converted
DC/DC transformation systems；
When abnormal needs maintenance or routine maintenance occurs in system, discharges lithium-ion capacitance energy-storage system, make its electricity
Emergency maintenance system of the pressure in operable safe voltage；
Train in/out station state can be monitored, with AC/DC chargers, lithium-ion capacitance energy-storage system, DC/DC transformation systems and emergent
Maintenance system is communicated, and controls the intelligent monitor system of their start and stop.
2. energy storage type quick charge device according to claim 1, it is characterised in that：The lithium-ion capacitance energy-storage system with
It is connected with disconnecting switch between AC/DC chargers.
3. energy storage type quick charge device according to claim 1, it is characterised in that：The lithium-ion capacitance energy-storage system connects
It is connected to the on high-tension side DC bus of DC/DC transformation systems, and centre is connected with disconnecting switch.
4. energy storage type quick charge device according to claim 1, it is characterised in that：The emergency maintenance system is connected to
In the on high-tension side DC bus of DC/DC transformation systems, centre is connected with disconnecting switch.
5. according to the energy storage type quick charge device of claim 1 or 3, it is characterised in that：The DC/DC transformation systems it is defeated
Outlet connects vehicle-mounted ESS system with disconnecting switch by fuse.
6. according to claims 1 or 2 or the 3 energy storage type quick charge devices, it is characterised in that：The lithium-ion capacitance energy storage
System includes
The lithium-ion capacitance system being made of through connection in series-parallel several lithium-ion capacitance energy storage modules；
For monitoring the voltage of each lithium-ion capacitance in lithium-ion capacitance system, temperature, being managed to capacitor system, to being
The exception of system carries out reporting display, the lithium-ion electric content management system protected to serious exception；
The current sensor of the electric current of major loop for monitoring lithium-ion capacitance energy-storage system；
Major loop contactor for once being protected to lithium-ion capacitance energy-storage system；
For making lithium-ion capacitance energy-storage system carry out the preliminary filling contactor and preliminary filling resistance of preliminary filling to external capacitive；
Major loop fuse for carrying out second protection to lithium-ion capacitance energy-storage system.
7. energy storage type quick charge device according to claim 6, it is characterised in that：The lithium-ion capacitance system includes 4
Group lithium-ion capacitance energy storage module string in parallel, every group of lithium-ion capacitance energy storage module string is by 10 lithium-ion capacitance energy storage modules
It is connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201820113540.4U CN207691512U (en) | 2018-01-23 | 2018-01-23 | A kind of energy storage type quick charge device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820113540.4U CN207691512U (en) | 2018-01-23 | 2018-01-23 | A kind of energy storage type quick charge device |
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| CN207691512U true CN207691512U (en) | 2018-08-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512293A (en) * | 2018-01-23 | 2018-09-07 | 上海展枭新能源科技有限公司 | A kind of energy storage type quick charge device and charging method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108512293A (en) * | 2018-01-23 | 2018-09-07 | 上海展枭新能源科技有限公司 | A kind of energy storage type quick charge device and charging method |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20220621 Address after: 333000 north of Zhihang Road, high tech Zone, Changjiang District, Jingdezhen City, Jiangxi Province (within Jingdezhen Weihang Technology Co., Ltd.) Patentee after: Jiangxi Zhanxiao New Energy Technology Co.,Ltd. Address before: 201611 Building 5, Wenchang Enterprise Park, 50 CHEYANG Road, Songjiang District, Shanghai Patentee before: SHANGHAI CAPENERGY TECHNOLOGY Co.,Ltd. |