CN110435433B - Power battery energy storage type tramcar charging system and charging method thereof - Google Patents
Power battery energy storage type tramcar charging system and charging method thereof Download PDFInfo
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- CN110435433B CN110435433B CN201910832527.3A CN201910832527A CN110435433B CN 110435433 B CN110435433 B CN 110435433B CN 201910832527 A CN201910832527 A CN 201910832527A CN 110435433 B CN110435433 B CN 110435433B
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- 238000004146 energy storage Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 8
- 239000000284 extract Substances 0.000 claims description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052744 lithium Inorganic materials 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 230000005611 electricity Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002912 waste gas 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
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/18—Current collectors for power supply lines of electrically-propelled vehicles using bow-type collectors in contact with trolley wire
- B60L5/22—Supporting means for the contact bow
- B60L5/28—Devices for lifting and resetting the collector
-
- 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
- B60L5/00—Current collectors for power supply lines of electrically-propelled vehicles
- B60L5/38—Current collectors for power supply lines of electrically-propelled vehicles for collecting current from conductor rails
-
- 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
- B60L53/68—Off-site monitoring or control, e.g. remote control
-
- 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
- B60L2200/00—Type of vehicles
- B60L2200/26—Rail 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to the technical field of urban rail electric transmission systems, in particular to a power battery energy storage type tramcar charging system and a charging method thereof, wherein the power battery energy storage type tramcar charging system comprises a tramcar which takes electricity from a contact rail by utilizing a pantograph, a charging control system for supplying energy, a vehicle-mounted energy storage management system arranged in the tramcar and a ground signal machine arranged in a platform, the charging control system consists of a charger and a ground charger controller, the contact rail is connected with the charger through a cable, the charging control system and the tramcar are both provided with WIFI-AP, and the problem of real-time transmission of a large amount of data during charging of a lithium battery is solved by utilizing the WIFI-AP technology; considering the condition that the vehicles on and off go to the station simultaneously, the vehicle-mounted energy storage management system helps the charging control system to distinguish the corresponding vehicles by acquiring the number information of the current station from the signal system due to nondirectionality of wireless transmission, and the difficulty of identifying the charged vehicles is solved.
Description
Technical Field
The invention relates to the technical field of urban rail electric transmission systems, in particular to a power battery energy storage type tramcar charging system and a charging method thereof.
Background
The tram is a light rail traffic vehicle driven by electricity and running on a rail, and is a public traffic vehicle driven by electricity, and the vehicle does not discharge waste gas, so that the tram is a pollution-free environment-friendly traffic vehicle. In the existing tramcar charging scheme, the scheme of super capacitor or super capacitor and small-capacity lithium battery is basically used as the vehicle-mounted energy storage type power supply mode, and the vehicle-mounted energy storage energy is limited due to low energy density of the super capacitor, so that the vehicle endurance mileage is short; the super capacitor is matched with a small-capacity lithium battery, so that the vehicle-mounted energy storage energy can be improved, but the energy increase is limited, and the station distance can be effectively increased, so that the station is still required to be charged. The vehicle-mounted energy storage mode of the pure lithium battery is selected, the vehicle-mounted energy storage energy is improved by more than 5 times, the endurance mileage is effectively improved, but the blind charging risk of the lithium battery is high due to the characteristics of the lithium battery, and particularly in a fast charging mode, the charger needs to acquire the characteristics of the lithium battery to control charging current and voltage to charge the lithium battery, so that the charger needs to establish a communication channel with the vehicle-mounted lithium battery.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a power battery energy storage type tramcar charging system and a charging method thereof, and the data transmission of a power battery charging control system is performed by utilizing a vehicle-mounted wireless AP and a ground signal position recognition system in a matching mode.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a power battery energy storage type tramcar charging system, including the tramcar that utilizes the pantograph to get the electricity from the contact rail, a charge control system for energy supply, set up the on-vehicle energy storage management system in the tramcar and set up the ground signal machine in the platform, charge control system comprises charger and charger controller, the contact rail passes through the cable and is connected with the charger, ground signal machine passes through the OVC antenna and sends current platform number to the tramcar, ground signal machine passes through the RS485 bus with charger controller and is connected, charger controller passes through the switch and is connected with the WIFI-AP equipment of platform, charger controller and on-vehicle energy storage management system pass through WIFI wireless connection.
Further, a main control system VCU and a signal system OBU with an OVC antenna are arranged in a middle carriage of the tramcar, vehicle-mounted energy storage management systems are arranged in two carriages of the tramcar, each vehicle-mounted energy storage management system comprises a BMS and a WIFI-AP, and the main control system VCU is connected with the vehicle-mounted energy storage management systems through MVB buses.
A charging method of a power battery energy storage type tramcar charging system,
When the driver selects the lifting bow, the driver,
Step one: the VCU sends the arch lifting instruction and the platform number to a vehicle-mounted energy storage management system BMS through a vehicle MVB bus;
Step two: the BMS packages the arch lifting instruction, the platform number and relevant parameters of the power battery pack, and sends the arch lifting instruction, the platform number and relevant parameters of the power battery pack to a ground charger controller through the WIFI-AP;
Step three: the ground charger controller receives data sent by the BMS, extracts platform number information from the data, compares the platform number information with the platform number transmitted by the ground signal machine, and controls the charger to enter a pre-charging state when the platform numbers are consistent;
step four: when the lifting bow is in place and the vehicle finishes the charging preparation work, the VCU sends the lifting bow in place and the platform number signal to the BMS again;
step five: the BMS sends a charging request instruction to the ground charger controller through the WIFI-AP;
Step six: the ground charger controller receives the instruction and starts charging after detecting the voltage fed back by the pantograph;
Step seven: and the BMS sends the parameters of the power battery to the ground charger controller in real time through the WIFI-AP.
When the driver chooses to lower the bow,
Step one: the VCU firstly sends a charging stopping instruction to the BMS;
Step two: the BMS preferentially sends a charging stopping instruction to the ground charger controller through the WIFI-AP;
Step three: the ground charger controller immediately stops charging of the charger after receiving the charging stopping instruction;
Step four: after the charging is completely stopped, the ground charger controller sends a charging stopping feedback signal to the BMS through the WIFI-AP;
Step five: the BMS sends a charging stop feedback signal to the VCU through the vehicle MVB bus;
Step six: and the VCU executes the bow-lowering instruction after obtaining the charging stop feedback signal.
The invention has the beneficial effects that the industrial WIFI-AP equipment is used, the industrial WIFI-AP equipment is configured into a point-to-point quick matching mode, communication connection is started when a vehicle approaches a charging station, connection is completed when the vehicle arrives at the station, the vehicle-mounted signal system OBU also completes basic data interaction with a ground signal machine through the near-to-ground radio frequency communication antenna OVC, real-time non-contact data transmission is realized, the OBU transmits the acquired station number to the vehicle-mounted VCU through the vehicle MVB bus, and quick identification of the charging vehicle is realized.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a charging schematic diagram of the present invention.
In the figure, a pantograph 1, a contact rail 2, a tramcar 3, a charger 4, a charger controller 5, a switch 6, a platform 7 and a ground signal machine 8.
Detailed Description
As shown in fig. 1, a power battery energy storage type tramcar charging system comprises a tramcar 3 which takes electricity from a contact rail 2 by utilizing a pantograph 1, a charging control system for supplying energy, a vehicle-mounted energy storage management system arranged in the tramcar 3 and a ground signal machine 8 arranged in a platform 7, wherein the charging control system is composed of a charger 4 and a charger controller 5, the contact rail 2 is connected with the ground charger 4 through a cable, the ground signal machine 8 sends the current platform number to the tramcar 3 through an OVC antenna, the ground signal machine 8 is connected with the charger controller 5 through an RS485 bus, the charger controller 5 is connected with a platform WIFI-AP device through a switch 6, the charger controller 5 and the vehicle-mounted energy storage management system are connected through a WIFI in a wireless manner, the pantograph 1 is an electric device for an electric traction vehicle to obtain electric energy from the contact rail 2, the electric traction vehicle is arranged at the top of a carriage, the OVC is a near-ground radio frequency communication antenna, the charger controller 5 and the tramcar 3 are both provided with mutually matched WIFI-AP, the WIFI-AP is used for realizing point-to-point data communication by using wireless equipment, a main control system VCU and an OBU with the OVC antenna are arranged in the middle carriage of the tramcar 3, the OBU is a vehicle-mounted signal system unit, the VCU is a core electronic control unit for realizing the whole vehicle control logic, the two carriages of the tramcar 3 are both provided with vehicle-mounted energy storage management systems, the vehicle-mounted energy storage management systems comprise BMS and WIFI-AP, the main control system VCU is connected with the vehicle-mounted energy storage management systems through MVB buses, the BMS is a battery management system, the MVB is a multifunctional vehicle bus, is a serial data communication bus primarily used between interconnected devices having interoperability and interchangeability requirements.
Using an industrial WIFI-AP device configured in a point-to-point quick matching mode, starting communication connection when a vehicle approaches a charging station, and completing connection when the vehicle arrives at the station; meanwhile, in the process of vehicle arrival to stop, the on-board signal system OBU completes basic data interaction with the ground signal machine through the near-ground radio frequency communication antenna OVC; the OBU transmits the acquired platform number to the vehicle-mounted VCU through the vehicle MVB bus.
When a driver selects a lifting bow, the VCU sends a lifting bow instruction and a platform number to a vehicle-mounted energy storage management system BMS through a vehicle MVB bus; the BMS packages the arch lifting instruction, the platform number and relevant parameters of the power battery pack, and sends the arch lifting instruction, the platform number and relevant parameters of the power battery pack to the ground charger controller 5 through the WIFI-AP; the ground charger controller 5 receives data sent by the BMS, extracts platform number information from the data, compares the platform number information with the platform number transmitted by the ground signal machine 8, and controls the charger to enter a pre-charging state when the platform numbers are consistent; when the lifting bow is in place and the vehicle finishes the charging preparation work, the VCU sends the lifting bow in place and the platform number signal to the BMS again; the BMS sends a charging request instruction to the charger controller 5 through the WIFI-AP; the ground charger controller 5 receives the instruction and starts charging after detecting the voltage fed back by the pantograph 1; the BMS sends parameters of the power battery to the ground charger controller 5 in real time through the WIFI-AP; when the driver selects to reduce the bow, the VCU firstly sends a charging stopping instruction to the BMS; the BMS preferentially sends a charging stopping instruction to the controller of the charger 4 through the WIFI-AP; the ground charger controller 5 immediately stops the charging of the ground charger 4 after receiving the charging stopping instruction; after the charging is completely stopped, the charger controller 5 sends a charging stopping feedback signal to the BMS through the WIFI-AP; the BMS sends a charging stop feedback signal to the VCU through the vehicle MVB bus; and the VCU executes the bow-lowering instruction after obtaining the charging stop feedback signal. The WIF-AP technology is utilized to solve the problem of real-time transmission of a large amount of data when the lithium battery is charged; considering the condition that the vehicles on and off go to the station simultaneously, the charging system obtains the number information of the current station from the signal system due to nondirectionality of wireless transmission, so as to help the charging control system to distinguish the corresponding vehicles and solve the problem of recognition of the charged vehicles.
The above description is illustrative of the invention and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, changes or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. The power battery energy storage type tramcar charging system is characterized by comprising a tramcar (3) which is electrified from a contact rail (2) by utilizing a pantograph (1), a charging control system for supplying energy, a vehicle-mounted energy storage management system arranged in the tramcar (3) and a ground signal machine (8) arranged in a platform (7), wherein the ground signal machine (8) sends a current platform number to the tramcar (3) through an OVC antenna, the ground signal machine (8) is connected with the charging control system through an RS485 bus, the charging control system is connected with a platform WIFI-AP device through a switch (6), and the charging control system and the vehicle-mounted energy storage management system are connected through a WIFI (wireless link); a main control system VCU and a signal system OBU with an OVC antenna are arranged in a middle carriage of the tramcar (3), and the vehicle-mounted energy storage management system comprises a BMS and a WIFI-AP; the charging method of the charging control system comprises two conditions of raising and lowering the bow, when a driver selects the raising,
Step one: the VCU sends the arch lifting instruction and the platform number to the BMS of the vehicle-mounted energy storage management system through the vehicle MVB bus;
Step two: the BMS packages the arch lifting instruction, the platform number and relevant parameters of the power battery pack, and sends the arch lifting instruction, the platform number and relevant parameters of the power battery pack to a ground charger controller through the WIFI-AP;
Step three: the ground charger controller receives data sent by the BMS, extracts platform number information from the data, compares the platform number information with the platform number transmitted by the ground signal machine, and controls the charger to enter a pre-charging state when the platform numbers are consistent;
step four: when the lifting bow is in place and the vehicle finishes the charging preparation work, the VCU sends the lifting bow in place and the platform number signal to the BMS again;
step five: the BMS sends a charging request instruction to the ground charger controller through the WIFI-AP;
Step six: the ground charger controller receives the instruction and starts charging after detecting the voltage fed back by the pantograph;
step seven: the BMS sends parameters of the power battery to the ground charger controller in real time through the WIFI-AP;
when the driver chooses to lower the bow,
Step one: the VCU firstly sends a charging stopping instruction to the BMS;
Step two: the BMS preferentially sends a charging stopping instruction to the ground charger controller through the WIFI-AP;
Step three: the ground charger controller immediately stops charging of the charger after receiving the charging stopping instruction;
Step four: after the charging is completely stopped, the ground charger controller sends a charging stopping feedback signal to the BMS through the WIFI-AP;
Step five: the BMS sends a charging stop feedback signal to the VCU through the vehicle MVB bus;
Step six: and the VCU executes the bow-lowering instruction after obtaining the charging stop feedback signal.
2. The power battery energy storage type tramcar charging system according to claim 1, wherein the charging control system is composed of a charger (4) and a charger controller (5).
3. The power battery energy storage type tramcar charging system according to claim 2, wherein the charger (4) is connected with the contact rail (2) through a cable.
4. The power battery energy storage type tramcar charging system according to claim 2, wherein the charger controller (5) is connected with a ground signal machine (8) through an RS485 bus.
5. The power battery energy storage type tramcar charging system according to claim 2, wherein the charger controller (5) is connected with the station WIFI-AP equipment through a switch (6).
6. The power battery energy storage type tramcar charging system according to claim 1, wherein a vehicle-mounted energy storage management system is arranged in each of two carriages of the tramcar (3).
7. The power battery energy storage type tram charging system according to claim 1, wherein the main control system VCU is connected with the vehicle-mounted energy storage management system through an MVB bus.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910832527.3A CN110435433B (en) | 2019-09-04 | 2019-09-04 | Power battery energy storage type tramcar charging system and charging method thereof |
| PCT/CN2019/120553 WO2021042583A1 (en) | 2019-09-04 | 2019-11-25 | Power battery energy storage-type tramcar charging system and charging method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910832527.3A CN110435433B (en) | 2019-09-04 | 2019-09-04 | Power battery energy storage type tramcar charging system and charging method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110435433A CN110435433A (en) | 2019-11-12 |
| CN110435433B true CN110435433B (en) | 2024-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910832527.3A Active CN110435433B (en) | 2019-09-04 | 2019-09-04 | Power battery energy storage type tramcar charging system and charging method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110435433B (en) |
| WO (1) | WO2021042583A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110435433B (en) * | 2019-09-04 | 2024-08-20 | 中车戚墅堰机车有限公司 | Power battery energy storage type tramcar charging system and charging method thereof |
| CN113829931B (en) * | 2020-06-24 | 2023-07-11 | 比亚迪股份有限公司 | A train charging control method, device and train |
| CN112406613B (en) * | 2020-10-30 | 2022-06-07 | 交控科技股份有限公司 | Vehicle-mounted power battery charging control method and system |
| CN113645290B (en) * | 2021-08-03 | 2024-04-05 | 安徽绿舟科技有限公司 | AP and Station dual-mode-based power exchange Station and vehicle WIFI communication equipment |
| CN116476891B (en) * | 2022-01-17 | 2025-11-07 | 比亚迪股份有限公司 | Vehicle-mounted charging system, line charging system, track vehicle and charging method of track vehicle |
| CN120863399A (en) * | 2025-09-16 | 2025-10-31 | 中车株洲电力机车有限公司 | Tramcar charging system and control method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109204025A (en) * | 2017-06-30 | 2019-01-15 | 郑州宇通客车股份有限公司 | A kind of vehicle-mounted charging device and new energy vehicle |
| CN109922987A (en) * | 2016-10-27 | 2019-06-21 | 株式会社东芝 | charging system |
| CN210502289U (en) * | 2019-09-04 | 2020-05-12 | 中车戚墅堰机车有限公司 | Power battery energy storage type tramcar charging device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2780684B1 (en) * | 1998-07-02 | 2002-02-01 | Anf Ind | PUBLIC TRANSPORTATION NETWORK WITH ELECTRIC VEHICLES |
| KR101166145B1 (en) * | 2010-02-01 | 2012-07-18 | 주식회사 케이씨에스 | Charging system for smart station |
| CN108032743A (en) * | 2017-11-22 | 2018-05-15 | 孙艳洁 | Intelligent quick charging system and method |
| CN108738058A (en) * | 2018-06-13 | 2018-11-02 | 上海电享信息科技有限公司 | A kind of method and system of configuration charging equipment |
| CN109606185A (en) * | 2018-12-17 | 2019-04-12 | 丹阳市新苏电子有限公司 | Charging management method and system |
| CN110254283A (en) * | 2019-04-30 | 2019-09-20 | 北京北交新能科技有限公司 | Tram wireless control charging system |
| CN110435433B (en) * | 2019-09-04 | 2024-08-20 | 中车戚墅堰机车有限公司 | Power battery energy storage type tramcar charging system and charging method thereof |
-
2019
- 2019-09-04 CN CN201910832527.3A patent/CN110435433B/en active Active
- 2019-11-25 WO PCT/CN2019/120553 patent/WO2021042583A1/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109922987A (en) * | 2016-10-27 | 2019-06-21 | 株式会社东芝 | charging system |
| CN109204025A (en) * | 2017-06-30 | 2019-01-15 | 郑州宇通客车股份有限公司 | A kind of vehicle-mounted charging device and new energy vehicle |
| CN210502289U (en) * | 2019-09-04 | 2020-05-12 | 中车戚墅堰机车有限公司 | Power battery energy storage type tramcar charging device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021042583A1 (en) | 2021-03-11 |
| CN110435433A (en) | 2019-11-12 |
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