CN210101374U - Electric vehicle charging device composed of metal fuel cell - Google Patents

Electric vehicle charging device composed of metal fuel cell Download PDF

Info

Publication number
CN210101374U
CN210101374U CN201920800069.0U CN201920800069U CN210101374U CN 210101374 U CN210101374 U CN 210101374U CN 201920800069 U CN201920800069 U CN 201920800069U CN 210101374 U CN210101374 U CN 210101374U
Authority
CN
China
Prior art keywords
liquid flow
control system
converter
electric
fuel cell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201920800069.0U
Other languages
Chinese (zh)
Inventor
王益成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qinghai Chenyuan Aluminum Fuel Cell Technology Co Ltd
Original Assignee
Qinghai Chenyuan Aluminum Fuel Cell Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qinghai Chenyuan Aluminum Fuel Cell Technology Co Ltd filed Critical Qinghai Chenyuan Aluminum Fuel Cell Technology Co Ltd
Priority to CN201920800069.0U priority Critical patent/CN210101374U/en
Application granted granted Critical
Publication of CN210101374U publication Critical patent/CN210101374U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • Y02T90/14—Plug-in electric vehicles

Landscapes

  • Fuel Cell (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

An electric vehicle charging device composed of metal fuel cells comprises a shell, a display, an alarm, a control panel, a DC/DC converter I, a DC/DC converter II, a battery management and control system, a monitoring and control system, a starting battery and N metal fuel cell stacks, wherein the display, the alarm and the control panel are arranged on the shell; each electric pile is connected with a battery management and control system through a measurement and control line; the electric energy input end of the DC/DC converter I is in conductive connection with the electric energy output end of the galvanic pile, and the electric energy output end of the DC/DC converter I is in conductive connection with the charging connector; the electric energy input end of the DC/DC converter II is in conductive connection with the electric energy output end of the electric pile, and the output end of the DC/DC converter II is in conductive connection with the monitoring and control system and the battery management and control system respectively; the starting battery is in conductive connection with the monitoring and control system and the battery management and control system. The electric vehicle charging device is simple, convenient and quick to operate, and safe and environment-friendly to operate.

Description

Electric vehicle charging device composed of metal fuel cell
Technical Field
The utility model belongs to the electric motor car field, in particular to electric motor car charging device who comprises metal fuel cell.
Background
With the gradual depletion of fossil energy and the increasingly strengthened environmental protection, the development of green, environment-friendly, safe and efficient electric vehicles to replace the traditional fuel vehicles has become the development direction of the automobile industry. At present, the commercial power batteries for electric vehicles mainly include lead-acid batteries, lithium ion batteries, nickel-metal hydride batteries, and the like. Although the electric vehicle is applied at present, the electric vehicle taking a lead-acid battery, a lithium ion battery, a nickel-metal hydride battery and the like as power batteries has short endurance mileage and long charging time, and cannot meet the requirements of many application occasions. In addition, the coverage of charging piles for charging electric vehicles is low, and particularly in the absence of commercial power, the problem of difficulty in charging electric vehicles becomes more severe.
A metal fuel cell, also known as a metal-air battery, is a chemical cell with high specific energy. The metal fuel cell is composed of a metal cathode (such as metals with electrochemical activity such as aluminum, lithium, magnesium, zinc and the like and alloys thereof), an air electrode (anode), electrolyte, a cell cavity and the like. The metal fuel cell outputs electric energy outwards by consuming a metal cathode and oxygen in the discharging process. At present, the metal fuel cell mainly includes an aluminum fuel cell, a lithium fuel cell, a magnesium fuel cell, a zinc fuel cell, and the like. Compared with power batteries such as lead-acid batteries, lithium ion batteries, nickel-hydrogen batteries and the like, the metal fuel battery has the advantages of high specific energy, high specific power, stable discharge voltage, safe operation, environmental friendliness, abundant resources, recyclability and the like. Furthermore, metal fuel cells do not require recharging. The oxygen consumed in the discharging process of the metal fuel cell can come from air, and the metal cathode consumed in the discharging process can be supplemented by replacing a new metal cathode so as to ensure that the metal fuel cell discharges continuously and efficiently. The operation of replacing the metal cathode is simple and convenient, can be completed in 2-5 minutes, and the consumed time is far shorter than the refueling time of a fuel vehicle. The metal fuel cell thoroughly solves the problems of long charging time and the need of constructing a large number of charging piles of power batteries such as lead-acid batteries, lithium ion batteries, nickel-hydrogen batteries and the like.
SUMMERY OF THE UTILITY MODEL
In view of the problems of short driving mileage and difficult charging of the conventional electric vehicle, the electric vehicle charging device formed by the metal fuel cells comprises a shell, a display, an alarm and a control panel, wherein the display, the alarm and the control panel are arranged on the shell, the electric vehicle charging device also comprises N metal fuel cell stacks accommodated in the shell, a DC/DC converter I, a DC/DC converter II, a battery management and control system, a monitoring and control system, a starting battery and N metal fuel cell stacks accommodated in the shell or on the shell or outside the shell, wherein N is more than or equal to 1;
when the metal fuel cell stack is positioned in the shell, a window convenient for air circulation is arranged on the shell at the position corresponding to the metal fuel cell stack; when the number of the metal fuel cell stacks is more than 1, the metal fuel cell stacks are in conductive connection; the metal fuel cell stacks are respectively connected with a cell management and control system through measurement and control lines; the electric energy input end of the DC/DC converter I is in conductive connection with the electric energy output end of the metal fuel cell stack, and the electric energy output end of the DC/DC converter I is in conductive connection with the charging connector; the electric energy input end of the DC/DC converter II is electrically connected with the electric energy output end of the metal fuel cell stack, and the electric energy output end of the DC/DC converter II is respectively electrically connected with the monitoring and control system, the battery management and control system, the display, the alarm and the control panel; the starting battery is respectively in conductive connection with the monitoring and control system, the DC/DC converter I, the DC/DC converter II, the battery management and control system, the display, the alarm and the control panel; the monitoring and control system is respectively connected with the battery management and control system, the DC/DC converter I, the DC/DC converter II, the display, the alarm and the control panel through measurement and control lines.
More preferably, the system also comprises a liquid flow control system, a liquid flow circulating system and liquid flow distributors corresponding to the metal fuel cell stacks one by one; the liquid flow control system is respectively connected with the battery management and control system and the liquid flow circulating system through a measurement and control line; the electric energy output ends of the starting battery and the DC/DC converter II are in conductive connection with the liquid flow control system and the liquid flow circulating system; the liquid flow circulating system is connected with the liquid flow distributor through a liquid flow pipe; the liquid flow distributor realizes liquid flow transmission through a liquid flow pipe or a liquid flow hole of the single battery. The liquid flow control valves correspond to the liquid flow distributors of each metal fuel cell stack one by one; the liquid flow control valve is connected with a liquid flow control system through a measurement and control line; the liquid flow control valve is arranged at the liquid flow pipe end of the liquid flow distributor connected with the liquid flow circulating system. The electrolyte replenishing system realizes liquid flow transmission through the liquid flow pipe and the liquid flow circulating system; the flow control valve is arranged at a flow pipe end of the electrolyte replenishing system connected with the flow circulating system; the electrolyte replenishing system is connected with the liquid flow control system through a measurement and control line; and the electric energy output ends of the starting battery and the DC/DC converter II are in conductive connection with the electrolyte replenishing system.
More preferably, the device also comprises a flow control system, an electrolyte replenishing system, a flow distributor and a flow control valve; the liquid flow distributor and the liquid flow control valve correspond to the metal fuel cell stacks one by one; the liquid flow control system is respectively connected with the battery management and control system, the electrolyte replenishing system and the liquid flow control valve through measurement and control lines; the electric energy output ends of the starting battery and the DC/DC converter II are in conductive connection with the liquid flow control system and the electrolyte replenishing system; the electrolyte replenishing system is connected with the liquid flow distributor through a liquid flow pipe, and a liquid flow control valve is arranged between the liquid flow pipe and the liquid flow distributor; the liquid flow distributor realizes liquid flow transmission through a liquid flow pipe or a liquid flow hole of the metal fuel cell.
More preferably, the monitoring system further comprises 1 or more measuring and controlling line connectors, and the measuring and controlling line connectors are connected with the monitoring and controlling system through measuring and controlling lines.
More preferably, the number of the charging connectors is 1 or more, and each charging connector is electrically connected with the electric energy output end of the metal fuel cell stack through a corresponding DC/DC converter I.
When the electric vehicle charging device is started, the monitoring and control system receives an instruction to start; the monitoring and control system sends starting and charging threshold instructions to the DC/DC converter I, the DC/DC converter II, the display and the battery management and control system through the measurement and control line; the battery management and control system starts and controls the operation of the metal fuel cell stack;
the DC-DC converter II converts the electric energy input by the metal fuel cell stack into electric energy matched with a battery management and control system, a monitoring and control system, a display, an alarm and a control panel to supply power for the battery management and control system, the monitoring and control system, the display, the alarm and the control panel;
when the charging value reaches a charging threshold value, the monitoring and control system respectively sends out an operation stop instruction to the DC/DC converter I, the DC/DC converter II, the display and the battery management and control system, the battery management and control system sends out an operation stop instruction to the metal fuel cell stack, the battery management and control system and the metal fuel cell stack stop operating, and the DC/DC converter I, the DC/DC converter II and the display stop operating;
if the charging process needs to be stopped temporarily, a stop key on a control panel is pressed, and a monitoring and control system sends a stop operation instruction to a DC/DC converter I, a DC/DC converter II, a display and a battery management and control system to stop charging;
the metal fuel cell stack of the electric vehicle charging device is not operated or stopped, and the starting battery provides electric energy for the monitoring and control system, the battery management and control system, the display, the alarm and the control panel.
When the number of the metal fuel cell stacks in the charging device exceeds 1, all the metal fuel cell stacks are electrically connected in series or in parallel under the control of a battery management and control system, and generate electricity to provide electric energy; or all the metal fuel cell electric piles are divided into two or more groups equally or unequally, the metal fuel cell electric piles of each group are electrically connected in series or in parallel, each group is started to generate electricity in sequence, and after the metal cathode of one group of electric piles is consumed, the other group of electric piles is started to generate electricity; or all the electric piles are divided into two or more groups equally or unequally, each group of electric piles are connected in series or in parallel and start to generate electricity simultaneously, after the electric pile of the first group generates electricity for a certain time, the electric pile of the second group is started to operate and generate electricity together with the front group, after the electric piles of the first group and the second group generate electricity for a certain time, the electric pile of the third group is started to operate and generate electricity together with the front two groups, and so on, the electric piles generate electricity to meet the charging requirement of the operation instruction sent by the monitoring and control system.
The number of charging connectors of the electric vehicle charging device is 1 or more; and each charging connector is electrically connected with the electric energy output end of the metal fuel cell stack through the corresponding DC/DC converter I.
Monitoring and control system is connected with 1 or a plurality of connectors of observing and controling through observing and controling the line for the electric motor car power battery's that the monitoring is connected with corresponding charging connector accumulate the state, and give monitoring and control system with this electric motor car power battery's accumulate state information real-time transmission.
Under the condition that the power of a power battery (such as a lithium ion battery, a lead-acid battery, a nickel-metal hydride battery and the like) of the electric vehicle is insufficient or exhausted, the power battery of the electric vehicle is charged by adopting the electric vehicle charging device provided by the invention, so that the electric vehicle can be ensured to continuously run, and the long endurance mileage of the electric vehicle is realized. The electric vehicle charging device provided by the invention not only can be placed on an electric vehicle as a portable charging device to charge the electric vehicle, but also can be placed on the roadside where the electric vehicle passes through as a charging pile to charge the electric vehicle. The invention can not only greatly improve the endurance mileage of the electric vehicle, but also solve the problems of difficult charging and long charging time of the electric vehicle. The utility model provides an electric motor car charging device also can provide the electric energy under the condition that does not have commercial power or commercial power interrupt for relevant power consumptive equipment such as field work, emergency rescue, train. The electric vehicle charging device is simple, convenient and quick to operate, and safe and environment-friendly to operate.
Drawings
FIG. 1 is a schematic diagram of a semi-automatic electric vehicle charging apparatus without a liquid circulation system, which is formed of a metal fuel cell stack;
FIG. 2 is a schematic cross-sectional view of a metal fuel cell without a liquid circulation;
FIG. 3 is a schematic perspective view of an electric vehicle charging apparatus comprising a metal fuel cell stack;
FIG. 4 is a schematic diagram of a semi-automatic electric vehicle charging apparatus with a liquid flow circulation system, which is composed of a metal fuel cell stack;
FIG. 5 is a schematic cross-sectional view of a metal fuel cell with liquid flow circulation, in which arrows indicate the electrolyte flow direction;
FIG. 6 is a schematic diagram of a semi-automatic electric vehicle charging apparatus comprising a metal fuel cell stack with an electrolyte replenishment system but without a fluid circulation system;
FIG. 7 is a schematic cross-sectional view of a metal fuel cell without electrolyte circulation but with electrolyte replenishment in the cell cavity;
FIG. 8 is a schematic diagram of a fully automatic electric vehicle charging apparatus comprising a metal fuel cell stack with an electrolyte replenishment system but without a fluid circulation system;
FIG. 9 is a schematic diagram of a semi-automatic electric vehicle charging apparatus comprising a metal fuel cell stack with a flow circulation system and flow control valves;
FIG. 10 is a schematic diagram of a semi-automatic electric vehicle charging apparatus comprising a metal fuel cell stack with a flow circulation system, an electrolyte replenishment system, and a flow control valve;
FIG. 11 is a schematic structural diagram of a fully automatic electric vehicle charging apparatus comprising a metal fuel cell stack with a flow circulation system, an electrolyte replenishment system, a flow control valve, a charging connector and a measurement and control line plug.
Description of the drawings:
6. a metal fuel cell monomer; 60. a battery cavity; 61. an air electrode; 62. a metal negative electrode; 63. an electrolyte; 64. a conductive connection wire or plate; 66. the battery monomer liquid flow is input into an output pipe; 68. a battery monomer liquid flow hole;
10. a housing; 101 air flow-through windows; 11. a metal fuel cell stack; 12. a DC/DC converter I;
13. a DC/DC converter II; 14. a battery management and control system; 15. a monitoring and control system; 16. starting the battery;
20. a display; 21. an alarm; 22. a control panel; 24. measuring and controlling wires; 27. a charging connector;
28. a measurement and control line connector;
30. a liquid flow tube; 31. a fluid flow control system; 32. a liquid flow circulation system; 33. a liquid flow distributor;
34. an electrolyte replenishing system; 35. a liquid flow control valve.
Detailed Description
The invention will be further elucidated with reference to preferred embodiments shown in the drawings.
The first embodiment is as follows: referring to fig. 1, the present example shows a structure of a semi-automatic electric vehicle charging device without a liquid circulation system, which is composed of a metal fuel cell stack, and has a rated power of 10KW, and comprises a housing 10, 20 metal fuel cell stacks 11 with a power of 0.5KW, a DC/DC converter i 12, a DC/DC converter ii 13, a battery management and control system 14, a monitoring and control system 15, and a starting battery 16, which are accommodated in the housing; the housing is provided with a display 20, an alarm 21 and a control panel 22. Referring to fig. 3, a window for facilitating air circulation is provided on the housing at a position corresponding to the metal fuel cell.
The metal fuel cell stack 11 (referred to as "stack") is formed by electrically connecting a plurality of independent metal fuel cell units 6 (referred to as "cells") in series and in parallel. The battery cell 6 (see fig. 2) includes a battery cavity 60, an air electrode 61, a metal negative electrode 62, an electrolyte 63, and a conductive connection line 64. The power of each electric pile is 0.5 KW.
The electric piles are respectively connected in an electric series mode through electric connecting wires. Each galvanic pile is respectively connected with a battery management and control system through a measurement and control line. The electric energy input end of the DC/DC converter I is in conductive connection with the electric energy output end of the galvanic pile through a conductive connecting line, and the electric energy output end of the DC/DC converter I is in conductive connection with a charging connector 27 of a charging device through a conductive connecting line. The electric energy input end of the DC/DC converter II is in conductive connection with the electric energy output end of the electric pile through a conductive connecting wire, and the electric energy output end of the DC/DC converter II is in conductive connection with the monitoring and control system, the battery management and control system, the display, the alarm and the control panel through conductive connecting wires respectively. The starting battery is respectively in conductive connection with the monitoring and control system, the battery management and control system, the display, the alarm and the control panel through conductive connecting wires.
The electric pile generates electricity according to the instruction of the battery management and control system, and outputs the generated electric energy to the DC/DC converter I and the DC-DC converter II. And when receiving an operation stopping instruction sent by the battery management and control system, stopping the power generation of the galvanic pile.
The battery management and control system is used for receiving the instruction of the monitoring and control system and monitoring and controlling the electric series or electric parallel state between the electric piles according to the instruction of the monitoring and control system; monitoring and controlling each electric pile to start power generation or stop power generation; monitoring and controlling the operation state of each single metal fuel cell in each electric pile to ensure that the electric piles are operated in the optimal electric power output state; and transmitting the relevant monitoring and control information to the monitoring and control system.
The monitoring and control system has the function of respectively sending a starting instruction and a related operation instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display after receiving a starting instruction and an operation instruction sent by the control panel. After receiving a starting instruction and a related operation instruction sent by the monitoring and control system, the DC-DC converter I, the DC/DC converter II, the battery management and control system and the display are respectively started and start to operate. And the battery management and control system starts the galvanic pile to operate according to the operation instruction sent by the monitoring and control system. The DC-DC converter I converts the electric energy input by the galvanic pile into electric energy matched with the charging of the power battery of the electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to the power battery of the electric vehicle. And the monitoring and control system transmits the running state of the galvanic pile received from the battery management and control system and the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. When the monitoring and control system receives the abnormal operation state of the galvanic pile from the battery management and control system or receives the abnormal electric energy output working state of the DC/DC converter I from the DC/DC converter I, the monitoring and control system immediately starts an alarm to give an alarm. And after receiving the operation stop instruction sent by the control panel, the monitoring and control system respectively sends the operation stop instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display. After receiving the operation stopping instruction sent by the monitoring and control system, the battery management and control system sends an operation stopping instruction to the galvanic pile, the galvanic pile stops outputting electric energy, and the DC/DC converter I, the DC/DC converter II and the display stop operating.
The control panel is used for a driver to send a starting or stopping operation instruction to the monitoring and control system so as to start the electric vehicle charging device to operate or stop the operation of the electric vehicle charging device; the driver can also set the charging time and the charging electric quantity independently; when the time of the electric vehicle charging device for charging the electric vehicle power battery reaches the charging time set by the driver, or when the electric quantity of the electric vehicle charging device for charging the electric vehicle power battery reaches the charging electric quantity set by the driver, the control panel automatically sends a stop operation instruction to the monitoring and control system.
The function of starting the battery is to provide electric energy for the monitoring and control system, the battery management and control system, the display, the alarm and the control panel when the electric pile of the electric vehicle charging device is not in operation.
The semi-automatic electric vehicle charging device without a liquid circulation system, which is composed of a galvanic pile, shown in fig. 1, operates as follows:
1) connecting a charging connector of an electric vehicle charging device with a charging connector of an electric vehicle;
2) setting a charging threshold value on the control panel, such as charging time or charging electric quantity, pressing a start key, and receiving an instruction of the control panel by the monitoring and control system for starting;
3) the monitoring and control system respectively sends starting instructions to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display are started accordingly; the monitoring and control system respectively sends operation instructions to the DC/DC converter I, the DC/DC converter II and the battery management and control system according to a charging threshold value set by the control panel, and the DC/DC converter I, the DC/DC converter II and the battery management and control system operate according to the instructions;
4) and the battery management and control system starts the galvanic pile to operate according to the operation instruction sent by the monitoring and control system. According to the operation command sent by the battery management and control system, the operation modes of the electric pile in the embodiment are as follows:
① each electric pile is electrically connected in series, and simultaneously starts generating electricity until the charging is finished;
② 10 galvanic series connection of the galvanic pile, start the electricity generation at the same time, after the metal negative pole of these 10 galvanic piles is consumed completely, start the remaining 10 galvanic piles that galvanic series connection together and start the operation electricity generation at the same time, until the end of charging.
And the monitoring and control system transmits the running state of the electric pile received from the battery management and control system to the display in real time and displays the running state on the display. When the battery management and control system receives the abnormal operation state of the electric pile, the abnormal operation state information of the electric pile is immediately transmitted to the monitoring and control system. The monitoring and control system immediately starts an alarm to give an alarm.
5) The DC/DC converter I converts the electric energy input by the galvanic pile into electric energy matched with the charging of the power battery of the electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to the power battery of the electric vehicle. And the monitoring and control system transmits the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. And simultaneously, the DC-DC converter II converts the electric energy input by the galvanic pile into electric energy matched with the battery management and control system, the monitoring and control system, the display, the alarm and the control panel according to an operation instruction sent by the monitoring and control system to supply power to the galvanic pile.
And when the monitoring and control system receives the abnormal operation state of the DC/DC converter I, the alarm is started immediately to give an alarm.
6) When the charging time or the charging electric quantity reaches the charging time or the charging electric quantity set on the control panel, the monitoring and control system respectively sends out an operation stop instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, the battery management and control system sends out an operation stop instruction to the galvanic pile, the battery management and control system and the galvanic pile stop operating, and the DC/DC converter I, the DC/DC converter II and the display stop operating. At this point, the charging is finished.
And if the charging process needs to be temporarily stopped, a stop key on the control panel is pressed, the monitoring and control system sends a stop operation instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the charging is finished.
Example two: as shown in FIG. 4, a semi-automatic electric vehicle charging device structure with a liquid flow circulation system, which is composed of an electric pile, has a rated power of 50 KW; the device comprises a shell 10, 20 electric piles 11 with 2.5KW power contained in the shell, a DC/DC converter I12, a DC-DC converter II 13, a battery management and control system 14, a monitoring and control system 15, a liquid flow circulating system 32, a liquid flow control system 31 and a starting battery 16; the shell is provided with a display, an alarm and a control panel. And a window facilitating air circulation is arranged on the shell at the position corresponding to the metal fuel cell, so that external air can enter the shell in a large quantity and is in contact with the air electrode of the metal fuel cell.
The electric pile is formed by connecting a certain number of mutually independent metal fuel battery monomers in series and parallel electrically. Referring to fig. 5, the metal fuel cell unit 6 includes: the battery comprises a battery cavity 60, an air electrode 61, a metal cathode 62, electrolyte 63, a single battery liquid flow input output pipe 66 and a conductive connecting wire 64.
Referring to fig. 4, 20 stacks of the semi-automatic electric vehicle charging apparatus are electrically connected in series and in parallel by conductive connection plates 64, respectively. Each galvanic pile is respectively connected with a battery management and control system through a measurement and control line. The electric energy input end of the DC/DC converter I is in conductive connection with the electric energy output end of the galvanic pile through a conductive connecting line 64, and the electric energy output end of the DC/DC converter I is in conductive connection with the charging connector 27 through the conductive connecting line 64. The electric energy input end of the DC/DC converter II is in conductive connection with the electric energy output end of the galvanic pile through a conductive connecting wire 64, and the electric energy output end of the DC/DC converter II is in conductive connection with the monitoring and control system, the battery management and control system, the liquid flow circulating system, the display, the alarm and the control panel through conductive connecting wires respectively. The starting battery is respectively in conductive connection with the monitoring and control system, the battery management and control system, the liquid flow circulating system, the display, the alarm and the control panel through conductive connecting wires. The battery management and control system, the DC/DC converter I, the DC/DC converter II, the display, the alarm and the control panel are connected with the monitoring and control system through the measuring and controlling wires. The liquid flow control system is respectively connected with the battery management and control system and the liquid flow circulating system through a measurement and control line. The liquid flow circulating system is communicated with the liquid flow distributor of each electric pile through a liquid flow pipe. And the liquid flow transmission between the liquid flow distributor and each metal fuel cell in the corresponding electric pile is realized through the cell liquid flow input and output pipe 66.
The battery management and control system is used for receiving the instruction of the monitoring and control system and monitoring and controlling the electric series or electric parallel state between the galvanic piles according to the instruction of the monitoring and control system; monitoring and controlling each galvanic pile to start discharging or stop discharging; monitoring and controlling the operation state of each single metal fuel cell in each electric pile to ensure that the electric piles are operated in the optimal electric power output state; and monitoring and controlling the starting operation or stopping operation of the liquid flow control system, and sending an operation instruction to the liquid flow control system.
The monitoring and control system has the function of respectively sending a starting instruction and a related operation instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display after receiving a starting instruction and an operation instruction sent by the control panel. And the monitoring and control system transmits the running state of the galvanic pile received from the battery management and control system and the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. When the monitoring and control system receives the abnormal operation state of the galvanic pile or the liquid circulation system from the battery management and control system or receives the abnormal electric energy output working state of the DC/DC converter I from the DC/DC converter I, the monitoring and control system immediately starts an alarm to give an alarm. And after receiving the operation stop instruction sent by the control panel, the monitoring and control system respectively sends the operation stop instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display. After receiving a stop operation instruction sent by a monitoring and control system, stopping the operation of a DC/DC converter I, a DC/DC converter II and a display; the battery management and control system respectively sends out an operation stop instruction to the galvanic pile and the liquid flow control system, and the fuel cell galvanic pile stops outputting electric energy; and the liquid flow control system sends an operation stopping instruction to the liquid flow circulating system, the liquid flow circulating system stops operating, and the electrolyte flows back to the liquid flow circulating system.
The function of the liquid flow circulation system is to realize the circulation of the electrolyte in the battery cavity 60 of the metal fuel battery.
The function of the liquid flow circulation control system is to control the starting, running and stopping of the liquid flow circulation system according to the instructions of the battery management and control system, and to control the liquid flow rate in the battery cavity of the metal fuel battery monomer.
The function of the liquid flow distributor is to distribute the electrolyte from the electrolyte circulation system to uniformly flow into the cell cavity of each metal fuel cell in the stack.
The function of starting the battery is to provide electric energy for the monitoring and control system, the battery management and control system, the liquid flow circulating system, the display, the alarm and the control panel when the electric pile of the electric vehicle charging device is not in operation.
The semi-automatic vehicle-mounted electric vehicle charging device with the liquid flow circulation system, which is formed by the metal fuel cell stack in the embodiment, operates as follows:
1) connecting a charging connector of an electric vehicle charging device with a charging connector of an electric vehicle;
2) pressing a start key on a control panel to start a monitoring and control system;
3) the monitoring and control system respectively sends a starting instruction and an operating instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display according to a system preset charging mode, and the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display are started and operate accordingly;
4) the battery management and control system sends starting and operating instructions to the metal fuel cell stack and the liquid flow control system according to the operating instructions sent by the monitoring and control system, the liquid flow control system immediately sends starting and operating instructions to the liquid flow circulating system, and the stack and the liquid flow circulating system are started and operated. According to the operation instruction sent by the battery management and control system, the operation modes of the galvanic pile include the following multiple modes:
① each electric pile is electrically connected in series to start operation and generate electricity together, and stop operation and generate electricity when charging is finished;
② each 2 electric piles are electrically connected in parallel to form a group, each group is electrically connected in series to start operation and generate electricity together, and when the charging is finished, the operation is stopped together to stop generating electricity.
And the monitoring and control system transmits the running state of the electric pile received from the battery management and control system to the display in real time and displays the running state on the display. When the monitoring and control system receives the abnormal operation state of the battery management and control system, or the battery management and control system receives the abnormal operation state of the electric pile, or the abnormal operation state of the liquid flow control system, or the abnormal operation state of the liquid flow circulation system, the abnormal state information is immediately transmitted to the monitoring and control system. The monitoring and control system immediately starts an alarm to give an alarm.
5) The DC/DC converter I converts the electric energy input by the galvanic pile into electric energy matched with the charging of the power battery of the electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to the power battery of the electric vehicle. And the monitoring and control system transmits the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. When the monitoring and control system receives that the running state of the DC/DC converter I is abnormal, an alarm is started immediately to give an alarm.
6) And the DC-DC converter II converts the electric energy input by the galvanic pile into electric energy matched with the battery management and control system, the monitoring and control system, the liquid flow control system, the display, the alarm and the control panel to supply power for the galvanic pile according to an operation instruction sent by the monitoring and control system.
7) The liquid flow control system starts the liquid flow circulating system according to an operation instruction sent by the battery management and control system, monitors and controls the operation of the liquid flow circulating system, ensures that the electrolyte circulates in the single battery cavity of the metal fuel battery and between the liquid flow circulating systems, and ensures that the flow rate of the electrolyte in the single battery cavity of the battery is matched with the charging requirement.
8) When the charging is required to be stopped, a stop key on the control panel is pressed, the monitoring and control system respectively sends out an operation stop instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the DC/DC converter I, the DC/DC converter II and the display stop operating; and the battery management and control system respectively sends out an operation stopping instruction to the galvanic pile and the liquid flow control system, the liquid flow control system sends out an operation stopping instruction to the liquid flow circulating system, and the galvanic pile, the liquid flow circulating system, the battery management and control system and the liquid flow control system stop operating and are charged.
In the third embodiment, as shown in fig. 6, a structure of a semi-automatic electric vehicle charging device composed of a metal fuel cell with an electrolyte supplementing system has a rated power of 100KW, and the charging device includes a housing, 12 stacks with a power of 5KW, 4 stacks with a power of 10KW, a DC/DC converter i, a DC-DC converter ii, a monitoring and control system, a battery management and control system, a flow control system 31, an electrolyte supplementing system 34, a flow control valve 35, a display, an alarm, a control panel, a charging connector, and a starting battery. And a window facilitating air circulation is arranged on the shell at the position corresponding to the metal fuel cell.
Referring to fig. 7, the metal fuel cell unit 6 constituting the metal fuel cell stack includes: a battery cavity 60, an air electrode 61, a metal cathode 62, electrolyte 63 and a conductive connecting plate 64; a cell flow aperture 68 is provided in the cell cavity.
In the charging device of the electric vehicle, different metal fuel cell stacks are respectively in electric series connection through the conductive connecting plate. Each metal fuel cell stack is respectively connected with a cell management and control system through a measurement and control line. The electric energy input end of the DC/DC converter I is in conductive connection with the electric energy output end of the metal fuel cell stack through a conductive connecting plate, and the electric energy output end of the DC/DC converter I is in conductive connection with the charging connector through a conductive connecting plate. The electric energy input end of the DC/DC converter II is in conductive connection with the electric energy output end of the electric pile through a conductive connecting wire, and the electric energy output end of the DC/DC converter II is in conductive connection with the monitoring and control system, the battery management and control system, the liquid flow control system, the electrolyte replenishing system, the display, the alarm and the control panel through conductive connecting wires respectively.
The starting battery is respectively in conductive connection with the monitoring and control system, the DC/DC converter I, the DC/DC converter II, the battery management and control system, the liquid flow control system, the electrolyte replenishing system, the display, the alarm and the control panel through conductive connecting wires. The battery management and control system, the DC/DC converter I, the DC/DC converter II, the display, the alarm and the control panel are connected with the monitoring and control system through the measuring and controlling wires. The liquid flow control system is respectively connected with the battery management and control system, the electrolyte replenishing system and the liquid flow control valve through measurement and control lines.
The electrolyte replenishment system is connected to the flow distributor 33 of each metal fuel cell stack via flow line 30. The flow transmission between the flow distributor and each battery cell in the corresponding electric stack is realized through the battery cell flow hole 68.
The battery management and control system is used for receiving the instruction of the monitoring and control system and monitoring and controlling the electric series or electric parallel state between the galvanic piles according to the instruction of the monitoring and control system; monitoring and controlling each galvanic pile to start discharging or stop discharging; monitoring and controlling the operation state of each metal fuel cell in each electric pile to ensure that the electric pile operates in an optimal electric power output state; monitoring and controlling the starting operation or stopping operation of the liquid flow control system, and sending an operation instruction to the liquid flow control system; and transmitting the relevant monitoring and control information to the monitoring and control system.
The monitoring and control system has the function of respectively sending a starting instruction and a related operation instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display after receiving a starting instruction and an operation instruction sent by the control panel. After receiving a starting instruction and a related operation instruction sent by the monitoring and control system, the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display are respectively started and started to operate. And the battery management and control system respectively starts the galvanic pile and the liquid flow control system to operate according to the operation instruction sent by the monitoring and control system. And the flow control system starts the electrolyte replenishing system to operate according to an operation instruction sent by the battery management and control system, and controls the opening or closing of the flow control valve. The DC/DC converter I converts the electric energy input by the galvanic pile into electric energy matched with the charging of the power battery of the electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to the power battery of the electric vehicle. And the monitoring and control system transmits the running state of the galvanic pile received from the battery management and control system and the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. When the monitoring and control system receives the abnormal operation state of the galvanic pile or the liquid flow circulating system or the electrolyte replenishing system or the liquid flow control valve from the battery management and control system or receives the abnormal electric energy output working state of the DC/DC converter I from the DC/DC converter I, the monitoring and control system immediately starts an alarm to give an alarm. And after receiving the operation stop instruction sent by the control panel, the monitoring and control system respectively sends the operation stop instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display. After receiving a stop operation instruction sent by the monitoring and control system, the DC/DC converter I, the DC/DC converter II and the display stop operating; the battery management and control system respectively sends out an operation stop instruction to the galvanic pile and the liquid flow control system, and the fuel cell galvanic pile stops outputting electric energy; and the flow control system sends an operation stopping instruction to the electrolyte supplementing system and sends a closing instruction to the flow control valve, the electrolyte supplementing system stops operating, and the flow control valve is closed.
The flow control system has the functions of monitoring and controlling the starting or stopping of the electrolyte replenishing system according to the instructions of the battery management and control system, monitoring and controlling the operation mode and the operation speed of the electrolyte replenishing system, and realizing the control of the electrolyte replenishing amount in the battery cavity of the metal fuel battery monomer; and controlling the opening or closing of the liquid flow control valve to control whether the electrolyte enters the battery cavity of the battery monomer.
The flow distributor has the function of distributing the supplemented liquid from the electrolyte supplementing system to uniformly flow into the cell cavity of each metal fuel cell in the electric pile.
The flow control valve has the function of controlling the supplemented liquid from the electrolyte supplementing system to enter or not enter the flow distributor so as to control the supplemented liquid to enter or not enter the cell cavity of each metal fuel cell monomer; and controlling the rate of the supplemented liquid entering the liquid flow distributor to realize the control of the rate of the supplemented liquid entering the interior of the battery cavity of each battery monomer.
The function of starting the battery is to provide electric energy for a monitoring and control system, a battery management and control system, a liquid flow control system, an electrolyte replenishing system, a liquid flow control valve, a display, an alarm and a control panel when a galvanic pile of the electric vehicle charging device is not in operation.
A semi-automatic electric vehicle charging apparatus comprising a metal fuel cell with an electrolyte replenishment system as shown in fig. 6 operates as follows:
1) connecting a charging connector of the electric vehicle charging device with a connector of an electric vehicle;
2) setting charging time and charging electric quantity on a control panel, pressing a start key, and starting a monitoring and control system;
3) the monitoring and control system respectively sends a starting instruction and an operation instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display according to the charging time and the charging electric quantity set by the control panel, and the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display are started and start to operate;
4) the battery management and control system sends starting and operating instructions to the metal fuel cell stack and the liquid flow control system according to the operating instructions sent by the monitoring and control system, the liquid flow control system immediately sends starting and operating instructions to the electrolyte replenishing system and the liquid flow control valve, and the metal fuel cell stack and the electrolyte replenishing system are started and operated. And starting a liquid flow control valve related to the start-up operation of the electric pile. According to the operation instruction sent by the battery management and control system, the operation modes of the galvanic pile in the embodiment are as follows:
① the 4 electric piles with 10KW power which are mutually connected in series electrically start to operate and generate power at the same time, the electric piles with 5KW are respectively started to be connected in series electrically to participate in power generation according to the increase of the charge demand in the charging process, the electric piles with 5KW are respectively stopped to be connected in series electrically to participate in power generation according to the decrease of the charge demand in the charging process, and the electric piles with 10KW power stop to participate in power generation when the charging is finished;
② the 4 electric piles with 10KW power which are mutually connected in series electrically start to operate and generate electricity at the same time, two electric piles with 5KW which are electrically connected in series are respectively started to participate in electricity generation in sequence according to the increase of the charge demand in the charging process, and the two electric piles with 5KW which are electrically connected in series are respectively stopped to participate in electricity generation in sequence according to the decrease of the charge demand in the charging process;
③ electric piles of 4 power 10KW which are connected in series with each other are started to operate and generate electricity at the same time, 3 electric piles of 5KW which are connected in series with each other are started to be connected in series with each other in sequence to participate in generating electricity according to the increase of the charge demand in the charging process, 3 electric piles of 5KW which are connected in series with each other in series are stopped to be connected in series with each other in sequence to participate in generating electricity according to the decrease of the charge demand in the charging process, and the electric piles stop operating and generating electricity when the charging is finished.
And the monitoring and control system transmits the running state of the electric pile received from the battery management and control system to the display in real time and displays the running state on the display. When the monitoring and control system receives the abnormal operation state of the battery management and control system, or the battery management and control system receives the abnormal operation state of the electric pile, or the abnormal operation state of the liquid flow control system, or the abnormal operation state of the electrolyte supplementing system, the abnormal state information is immediately transmitted to the monitoring and control system. The monitoring and control system immediately starts an alarm to give an alarm.
5) The DC/DC converter I converts the electric energy input by the galvanic pile into electric energy matched with the charging of the power battery of the electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to the power battery of the electric vehicle. And the monitoring and control system transmits the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. And when the monitoring and control system receives the abnormal operation state of the DC/DC converter I, the alarm is started immediately to give an alarm.
6) And the DC-DC converter II converts the electric energy input by the metal fuel cell stack into electric energy matched with the battery management and control system, the monitoring and control system, the liquid flow control system, the electrolyte replenishing system, the display, the alarm and the control panel according to an operation instruction sent by the monitoring and control system to supply power for the metal fuel cell stack.
7) The flow control system starts the electrolyte replenishing system according to an operation instruction sent by the battery management and control system, controls the opening or closing of each flow control valve, monitors and controls the operation of the electrolyte replenishing system and the opening or closing of the flow control valves, ensures that replenishing liquid enters the cell cavities of the single cells according to the amount required by charging, ensures that the flow control valves of the power generation cell stacks are opened to realize that the replenishing liquid enters the cell cavities of the single cells in the cell stacks which are operated to discharge, and ensures that the flow control valves of the non-started cell stacks are closed to prevent the replenishing liquid from entering the cell cavities of the single metal fuel cells in the non-started metal fuel cell stacks.
8) When the charging is required to be stopped, or when the charging time and the charging amount reach set values of a control panel, the monitoring and control system respectively sends out stop operation instructions to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the DC/DC converter I, the DC/DC converter II and the display stop operating; and the cell management and control system respectively sends out an operation stop instruction to the galvanic pile and the liquid flow control system, the liquid flow control system sends out an operation stop instruction to the electrolyte replenishing system and the liquid flow control valve, the galvanic pile, the electrolyte replenishing system, the cell management and control system and the liquid flow control system stop operating, the liquid flow control valve is closed, and the charging is finished.
In the fourth embodiment, as shown in fig. 8, a structure of a full-automatic electric vehicle charging apparatus composed of a metal fuel cell stack with an electrolyte replenishing system, the power of which is 200KW, includes a housing, 20 stacks with 10KW power, a DC/DC converter i, a DC-DC converter ii, a monitoring and control system, a battery management and control system, a flow control system, an electrolyte replenishing system, a flow control valve, a display, an alarm, a control panel, a charging connector, a measurement and control line connector 28, and a starting battery. The structure in this embodiment is basically the same as that in the third embodiment, except that the monitoring and control system 15 is connected with the measurement and control line connector through a measurement and control line, the measurement and control line connector is used for connecting a power battery management system of the electric vehicle, so that information transmission between the monitoring and control system and the power battery management system of the electric vehicle is realized, and the monitoring and control system monitors the electric energy storage capacity of the power battery of the electric vehicle in real time.
Referring to fig. 8, the full-automatic electric vehicle charging apparatus of this example, which is composed of a metal fuel cell stack with an electrolyte replenishment system, operates as follows:
1) connecting a charging connector of the electric vehicle with a charging connector of an electric vehicle charging device;
2) connecting a measurement and control line connector of the electric vehicle charging device with a power battery management system of the electric vehicle;
3) when the monitoring and control system monitors that the electric quantity of the power battery of the electric vehicle is insufficient (such as less than 10 percent), a starting instruction and an operation instruction are respectively sent to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display are started and start to operate;
4) the battery management and control system sends starting and operating instructions to the metal fuel cell stack and the liquid flow control system according to the operating instructions sent by the monitoring and control system, the liquid flow control system immediately sends starting and operating instructions to the electrolyte replenishing system and the liquid flow control valve, and the metal fuel cell stack and the electrolyte replenishing system are started and operated. And opening a liquid flow control valve related to starting the operation of the metal fuel cell stack. According to the operation command sent by the battery management and control system, the operation modes of the metal fuel cell stack in fig. 8 are as follows:
① starting a pile with power of 10KW to run and generate electricity, starting the next pile with power of 10KW to run and generate electricity when the metal cathode is exhausted, and starting the piles to generate electricity one by one according to the mode until the charging is finished, and stopping the power generation of the piles;
②, firstly starting 2 galvanic piles with 10KW power to run and generate electricity, and then starting the next 2 galvanic piles with 10KW power to run and generate electricity after the metal negative electrodes are exhausted, and starting electricity generation by one group of every 2 galvanic piles in sequence according to the mode until the charging is finished, and stopping electricity generation by the galvanic piles;
③, firstly starting 4 galvanic piles with power of 10KW to run and generate electricity, and then starting the next 4 galvanic piles with power of 10KW to run and generate electricity after the metal negative electrodes are exhausted, and starting electricity generation by one group of every 4 galvanic piles according to the mode until the charging is finished, and stopping electricity generation by the galvanic piles;
④, firstly starting 5 galvanic piles with 10KW power to run and generate electricity, and then starting the next 5 galvanic piles with 10KW power to run and generate electricity after the metal cathodes of the galvanic piles are exhausted, and starting the galvanic piles to run and generate electricity by one group of every 5 galvanic piles in sequence according to the mode until the charging is finished, and stopping the galvanic piles to generate electricity;
⑤ starting 2 electric pile with power 10KW to generate electricity, when the metal cathode is exhausted, starting the next 3 electric pile with 10KW to generate electricity, when the metal cathode is exhausted, starting the next 2 electric pile with 10KW to generate electricity, when the metal cathode is exhausted, starting the next 1 electric pile with 10KW to generate electricity, starting the electric piles with different numbers in sequence according to the modes of 2, 3, 2 and 1 to generate electricity, and stopping the electric pile to generate electricity until the charging is finished;
⑥ after the pile of earlier start 2 power 10KW moves the electricity generation suitable time, after the pile of 1 10KW moves the electricity generation suitable time of restart, 1 pile of 10KW moves the electricity generation again, starts the pile operation electricity generation of certain quantity according to this 2+1+1+1 … … mode in proper order, and until the end of charging, the pile stops the electricity generation.
And the monitoring and control system transmits the running state of the metal fuel cell stack received from the battery management and control system to the display in real time and displays the running state on the display. When the monitoring and control system receives the abnormal operation state of the battery management and control system, or the battery management and control system receives the abnormal operation state of the electric pile, or the abnormal operation state of the liquid flow control system, or the abnormal operation state of the electrolyte supplementing system, the abnormal state information is immediately transmitted to the monitoring and control system. The monitoring and control system immediately starts an alarm to give an alarm.
5) The DC/DC converter I converts the electric energy input by the galvanic pile into electric energy matched with the charging of the power battery of the electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to the power battery of the electric vehicle. And the monitoring and control system transmits the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. And when the monitoring and control system receives the abnormal operation state of the DC/DC converter I, the alarm is started immediately to give an alarm.
6) And the DC-DC converter II converts the electric energy input by the metal fuel cell stack into electric energy matched with the battery management and control system, the monitoring and control system, the liquid flow control system, the electrolyte replenishing system, the display, the alarm and the control panel according to an operation instruction sent by the monitoring and control system to supply power for the metal fuel cell stack.
7) The flow control system starts an electrolyte replenishing system and a flow control valve according to an operation instruction sent by the battery management and control system, monitors and controls the operation of the electrolyte replenishing system and the flow control valve, controls a replenishing liquid to enter a battery cavity of a metal fuel battery monomer for operating power generation according to the amount required by charging, and controls the opening of the flow control valve corresponding to a pile for operating power generation and the closing of the flow control valve corresponding to a pile for stopping power generation;
8) when the monitoring and control system monitors that the power battery of the electric vehicle is fully charged, the monitoring and control system sends out an operation stopping instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the DC/DC converter I, the DC/DC converter II and the display stop operating; and the cell management and control system respectively sends out an operation stop instruction to the galvanic pile and the liquid flow control system, the liquid flow control system sends out an operation stop instruction to the electrolyte replenishing system and the liquid flow control valve, the galvanic pile, the electrolyte replenishing system, the cell management and control system and the liquid flow control system stop operating, the liquid flow control valve is closed, and the charging is finished.
9) And if the charging process needs to be temporarily stopped, a stop key on the control panel is pressed, the monitoring and control system sends a stop operation instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the charging is finished.
10) The charging time or the amount of charge may be set on the control panel as needed. When the monitoring and control system monitors that the charging time or the charging amount reaches a set value, the monitoring and control system sends out an operation stopping instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the charging is finished.
In the fifth embodiment, as shown in fig. 9, a semi-automatic electric vehicle charging apparatus is composed of a metal fuel cell stack with a liquid flow circulation system and a liquid flow control valve, and has a power of 300KW, and includes a housing, 30 (N = 30) metal fuel cell stacks with a power of 10KW, a DC/DC converter i, a DC-DC converter ii, a battery management and control system, a monitoring and control system, a display, an alarm, a control panel, a charging connector, a conductive connection line or plate, a measurement and control line, a liquid flow circulation system, a liquid flow control valve, a liquid flow pipe, a control panel, and a starting battery.
The structure of the charging device of the embodiment is similar to that of the embodiment, and the main difference is that the number and the power of the galvanic piles are different; a liquid flow control valve 35 is arranged at the connection part of the liquid flow distributor of each galvanic pile and the liquid flow circulating system; the flow control valve 35 is connected to the flow control system via the measurement and control line 24. The battery management system controls the electrolyte from the electrolyte circulating system to enter or not enter the liquid flow distributor through the liquid flow control system and the liquid flow control valve, so that the electrolyte is controlled to enter or not enter the battery cavity of each metal fuel battery monomer; and controlling the speed of the electrolyte entering the liquid flow distributor to realize the speed of the electrolyte entering the interior of the cell cavity of each metal fuel cell monomer.
An electric vehicle charging apparatus comprising a metal fuel cell stack with a flow circulation system and a flow control valve shown in fig. 9 operates as follows:
1) connecting a charging connector of an electric vehicle charging device with a charging connector of an electric vehicle;
2) pressing a start key on a control panel to start a monitoring and control system;
3) the monitoring and control system respectively sends a starting instruction and an operating instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display according to a charging mode set by the system, and the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display are started and operate accordingly;
4) the battery management and control system sends a starting and operating instruction to the galvanic pile and the liquid flow control system according to an operating instruction sent by the monitoring and control system, the liquid flow control system immediately sends a starting and operating instruction to the liquid flow circulation system and sends a related starting instruction to the liquid flow control valve, the galvanic pile and the liquid flow circulation system are started and operated, and the liquid flow control valve is started according to the instruction. Under the control of the battery management and control system, every 3 electric piles in the electric piles are electrically connected in series to form a group of electric piles, and the group of electric piles is started to operate and generate electricity each time. After the electric energy of the electric pile which is operated to generate electricity is consumed, the next group of electric piles are started to operate to generate electricity. The electric piles in one group are sequentially started to operate and generate electricity one by one.
And the monitoring and control system transmits the running state information of the metal fuel cell stack received from the battery management and control system to the display in real time and displays the running state information on the display. When the monitoring and control system receives the abnormal operation state of the battery management and control system, or the battery management and control system receives the abnormal operation state of the electric pile, or the abnormal operation state of the liquid flow control system, or the abnormal operation state of the liquid flow circulation system, or the abnormal operation state of the liquid flow control valve, the abnormal state information is immediately transmitted to the monitoring and control system. The monitoring and control system immediately starts an alarm to give an alarm.
5) The DC/DC converter I converts the electric energy input by the metal fuel cell stack into electric energy matched with the charging of the power battery of the electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to the power battery of the electric vehicle. And the monitoring and control system transmits the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. And when the monitoring and control system receives the abnormal operation state of the DC/DC converter I, the alarm is started immediately to give an alarm.
6) And the DC-DC converter II converts the electric energy input by the metal fuel cell stack into electric energy matched with the battery management and control system, the monitoring and control system, the liquid flow control system, the display, the alarm and the control panel according to an operation instruction sent by the monitoring and control system to supply power to the metal fuel cell stack.
7) The liquid flow control system starts the liquid flow circulating system according to an operation instruction sent by the battery management and control system, monitors and controls the operation of the liquid flow circulating system, monitors and controls the opening or closing of the liquid flow control valve, ensures that the electrolyte circulates among the liquid flow distributor, the battery cavity of the single metal fuel battery which is started to operate and the liquid flow circulating system, and ensures that the flow rate of the electrolyte in the battery cavity of the single battery which is started to operate is matched with the charging requirement.
8) When the charging is required to be stopped, a stop key on the control panel is pressed, the monitoring and control system respectively sends out an operation stop instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the DC/DC converter I, the DC/DC converter II and the display stop operating; the battery management and control system respectively sends out a stop operation instruction to the galvanic pile and the liquid flow control system, the liquid flow control system sends out a stop operation instruction to the liquid flow circulation system and sends out a closing instruction to the liquid flow control valve, the galvanic pile, the liquid flow circulation system, the battery management and control system and the liquid flow control system stop operation, charging is finished, and electrolyte flows back to the liquid flow circulation system.
In a sixth embodiment, as shown in fig. 10, the charging device for an electric vehicle comprises a metal fuel cell stack with a flow circulation system, an electrolyte replenishing system and a flow control valve, wherein the power of the charging device is 600KW, and the charging device comprises a housing, 60 stacks with 10KW power, a DC/DC converter i, a DC-DC converter ii, a monitoring and control system, a battery management and control system, a flow circulation system, a flow control system, an electrolyte replenishing system, a display, an alarm, a control panel, a charging connector, a conductive connection line or plate, a measurement and control line, a flow control valve, a flow pipe, a control panel and a starting battery.
The structure of the charging device of the embodiment is similar to that of the embodiment, and the main difference is that the number and the power of the galvanic piles are different; the charging device of the embodiment also comprises an electrolyte supplementing system 34 and a flow control valve 35, wherein the electrolyte supplementing system 34 is communicated with the flow circulating system 32 through the flow pipe 30, the flow control valve matched with the electrolyte supplementing system is arranged at the end of the flow pipe of the electrolyte supplementing system connected with the flow circulating system, and the flow control valve matched with the flow distributor is arranged at the end of the flow pipe of the flow distributor connected with the flow circulating system; electrolyte replenishment system 34 and flow control valve 35 are connected to flow control system 31 via measurement and control line 24.
A semi-automatic electric vehicle charging apparatus shown in fig. 10, which is composed of a metal fuel cell stack with a flow circulation system, an electrolyte replenishment system, and a flow control valve, operates as follows:
1) connecting a charging connector of an electric vehicle charging device with a charging connector of an electric vehicle;
2) setting the charging electric quantity on a control panel, then pressing a start key, and starting a monitoring and control system;
3) the monitoring and control system respectively sends a starting instruction and an operating instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display according to the set charging electric quantity, and the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display are started and operate accordingly;
4) the battery management and control system sends starting and operating instructions to the galvanic pile and the liquid flow control system according to the operating instructions sent by the monitoring and control system, the liquid flow control system immediately sends starting and operating instructions to the liquid flow circulation system and the electrolyte replenishing system and sends opening instructions to a liquid flow control valve connected with a liquid flow distributor for starting and operating the power generation galvanic pile, the liquid flow circulation system and the electrolyte replenishing system are started and operated according to the instructions, and the relevant liquid flow control valves are opened. The operation and power generation modes of 60 electric piles in the charging device are as follows:
① 60 electric piles are mutually connected in series electrically, and are started to operate to generate electricity;
② every 2 electric piles are a group of 30 groups in total, 2 electric piles in the same group are mutually connected in parallel, the groups are mutually connected in series, and the 30 groups of electric piles are started to run to generate electricity;
③ each 4 electric piles are a group of 15 groups in total, 4 electric piles in the same group are mutually connected in parallel, the groups are mutually connected in series, and the 15 groups of electric piles are started to run to generate electricity simultaneously;
④ 60 galvanic piles are started one by one, and when the metal negative electrodes of the galvanic piles which are started to operate are exhausted, the next galvanic pile is started to operate to generate electricity immediately;
⑤ every 2 electric piles are a group of 30 groups in total, 2 electric piles in the same group are mutually connected in series, each electric pile group starts to generate electricity one by one, and when the metal cathode of the electric pile group which starts to generate electricity runs out, the next electric pile group starts to operate to generate electricity immediately;
⑥ each 3 electric piles are a group of 20 groups in total, the 3 electric piles in the same group are mutually connected in series, each electric pile group starts to generate electricity one by one, and when the metal cathode of the electric pile group which starts to generate electricity runs out, the next electric pile group starts to operate to generate electricity immediately;
⑦ each 4 electric piles are a group of 15 groups in total, the 4 electric piles in the same group are mutually connected in series, each electric pile group starts to generate electricity one by one, and when the metal cathode of the electric pile group which starts to generate electricity runs out, the next electric pile group starts to operate to generate electricity immediately;
⑧ every 5 electric piles are a group of 12 groups in total, 5 electric piles in the same group are mutually connected in series, each electric pile group starts to generate electricity one by one, and when the metal cathode of the electric pile group which starts to generate electricity runs out, the next electric pile group starts to operate to generate electricity immediately;
⑨ every 6 electric piles are 10 groups in total, 6 electric piles of the same group are mutually connected in series, each electric pile starts to generate electricity one by one, and when the metal cathode of the electric pile group which starts to generate electricity runs out, the next electric pile group starts to operate to generate electricity immediately;
⑩ every 10 electric piles are a group of 6 groups in total, 10 electric piles in the same group are mutually and electrically connected in series, each electric pile group starts to generate electricity one by one, and when the metal cathode of the electric pile group which starts to generate electricity runs out, the next electric pile group starts to operate to generate electricity immediately;
⑪ every 20 electric piles are a group of 3 groups in total, 20 electric piles in the same group are mutually connected in series, each electric pile starts to generate electricity one by one, and when the metal cathode of the electric pile group which starts to generate electricity runs out, the next electric pile group starts to operate to generate electricity immediately.
And the monitoring and control system transmits the running state information of the electric pile received from the battery management and control system to the display in real time and displays the running state information on the display. When the monitoring and control system receives the abnormal operation state of the battery management and control system, or the battery management and control system receives the abnormal operation state of the electric pile, or the abnormal operation state of the liquid flow control system, or the abnormal operation state of the liquid flow circulation system, or the abnormal operation state of the electrolyte supplementing system, or the abnormal operation state of the liquid flow control valve, the abnormal state information is immediately transmitted to the monitoring and control system. The monitoring and control system immediately starts an alarm to give an alarm.
5) The DC/DC converter I converts the electric energy input by the galvanic pile into electric energy matched with the charging of the power battery of the electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to the power battery of the electric vehicle. And the monitoring and control system transmits the power output working state information of the DC/DC converter I received from the DC/DC converter I to the display in real time and displays the information on the display. And when the monitoring and control system receives the abnormal operation state of the DC/DC converter I, the alarm is started immediately to give an alarm.
6) And the DC-DC converter II converts the electric energy input by the galvanic pile into electric energy matched with the battery management and control system, the monitoring and control system, the liquid flow control system, the electrolyte replenishing system, the display, the alarm and the control panel according to an operation instruction sent by the monitoring and control system to supply power for the galvanic pile.
7) The liquid flow control system starts the liquid flow circulation system and the electrolyte replenishing system according to an operation instruction sent by the battery management and control system, monitors and controls the operation of the liquid flow circulation system and the electrolyte replenishing system, monitors and controls the opening or closing of the liquid flow control valve, ensures that the electrolyte circulates between the liquid flow distributor, the battery cavity of the metal fuel battery monomer for starting operation and power generation and the liquid flow circulation system, ensures that the flow rate of the electrolyte in the battery cavity of the battery monomer for starting operation and power generation is matched with the charging requirement, and ensures the replenishment of the electrolyte.
8) When the monitoring and control system monitors that the charging amount reaches the charging amount set by the control panel, the monitoring and control system respectively sends out an operation stopping instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display, and the DC/DC converter I, the DC/DC converter II and the display stop operating; the battery management and control system respectively sends out an operation stop instruction to the galvanic pile and the liquid flow control system, the liquid flow control system sends out an operation stop instruction to the liquid flow circulation system and the electrolyte replenishing system and sends out a closing instruction to the liquid flow control valve, the galvanic pile, the liquid flow circulation system, the electrolyte replenishing system, the battery management and control system and the liquid flow control system stop operating, the liquid flow control valve is closed, charging is finished, and the electrolyte flows back to the liquid flow circulation system.
The seventh embodiment is that as shown in fig. 11, the device is a vehicle full-automatic electric charging device which is composed of a metal fuel cell stack with a liquid flow circulating system, an electrolyte replenishing system, a liquid flow control valve, a charging connector and a measurement and control line connector, and the power of the device is 900KW, and the structure of the full-automatic electric vehicle charging device comprises a shell, 45 stacks with 20KW power, a DC/DC converter i, a DC-DC converter ii, a monitoring and control system, a battery management and control system, a liquid flow circulating system, a liquid flow control system, an electrolyte replenishing system, a display, an alarm, a control panel, 3 charging connectors, a conductive connecting line, a measurement and control line, 3 measurement and control line connectors, a liquid flow control valve, a liquid flow pipe, a control panel and a starting battery.
The structure of the charging device of the embodiment is similar to that of the sixth embodiment, and the main difference is that the number and power of the galvanic piles are different; in this embodiment, there are three DC-DC converters i, and there are three corresponding measurement and control line connectors. In this example, the charging device can charge 3 electric vehicles at the same time.
The electric pile in the full-automatic electric vehicle charging device is divided into 3 electric pile groups, and each electric pile group comprises 15 electric piles. The 15 electric piles in each electric pile group are electrically connected through an electric connecting line, and the electric connecting line can be electrically connected in series or can be connected in both an electric series connection mode and an electric parallel connection mode. Each galvanic pile is respectively connected with a battery management and control system through a measurement and control line. The electric energy input end of 3 DC/DC converter I is electrically conductively connected with the electric energy output end of 3 electric pile groups respectively through the conductive connecting wire, and the electric energy output end of 3 DC/DC converter I is electrically conductively connected with 3 charging connectors respectively through 3 conductive connecting wires. The electric energy input end of the DC/DC converter II is respectively in conductive connection with the electric energy output ends of the 3 galvanic pile groups through conductive connecting wires, and the electric energy output end of the DC/DC converter II is respectively in conductive connection with the monitoring and control system, the battery management and control system, the liquid flow circulating system, the electrolyte replenishing system, the display, the alarm and the control panel through conductive connecting wires. The starting battery is respectively in conductive connection with the monitoring and control system, the battery management and control system, the liquid flow circulating system, the electrolyte replenishing system, the display, the alarm and the control panel through conductive connecting wires. The battery management and control system, the DC/DC converter I, the DC/DC converter II, the display, the alarm and the control panel are connected with the monitoring and control system through the measuring and controlling wires. The liquid flow control system is respectively connected with the battery management and control system, the liquid flow circulating system, the electrolyte replenishing system and the liquid flow control valve through measurement and control lines. The liquid flow circulating system is connected with the liquid flow distributor through the liquid flow pipe. The electrolyte replenishing system is connected with the liquid flow circulating system through a liquid flow pipe. And the liquid flow transmission is realized between the liquid flow distributor and each battery cell in the electric pile through a liquid flow pipe. The galvanic pile, the DC/DC converter I, the DC/DC converter II, the starting battery, the battery management and control system, the monitoring and control system, the display, the alarm, the control panel, the conductive connecting wire, the measuring and controlling wire, the liquid flow circulating system, the liquid flow control system, the liquid flow distributor, the liquid flow control valve, the electrolyte replenishing system, the charging connector and the liquid flow pipe are arranged in or on the shell of the electric vehicle charging device. The measurement and control line connector connected to one end of the measurement and control line is positioned outside the shell of the electric vehicle charging device.
The operation mode of the full-automatic electric vehicle charging device which is composed of the metal fuel cell stack with the liquid flow circulating system, the electrolyte replenishing system, the liquid flow control valve, the charging connector and the measurement and control line connector and is shown in fig. 11 is as follows:
1) connecting a charging connector of an electric vehicle charging device with a charging connector of an electric vehicle;
2) connecting a measurement and control line connector of the electric vehicle charging device with a battery management system of the electric vehicle;
3) pressing a start key on a control panel to start a monitoring and control system; the charging electric quantity can be set on the control panel, and then the starting key is pressed to start the monitoring and control system;
4) the monitoring and control system automatically monitors the electricity storage condition of the power battery of the electric vehicle, and respectively sends a starting instruction and an operation instruction to the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display of the corresponding charging connector according to the monitoring result, and the DC/DC converter I, the DC/DC converter II, the battery management and control system and the display of the corresponding charging connector are started and start to operate;
5) the battery management and control system sends starting and operating instructions to the electric pile group and the liquid flow control system corresponding to the charging connector according to the operating instructions sent by the monitoring and control system, the liquid flow control system immediately sends related starting and operating instructions to the liquid flow circulation system and the electrolyte replenishing system, sends opening instructions to liquid flow control valves connected with liquid flow distributors of the corresponding electric pile group, the liquid flow circulation system and the electrolyte replenishing system are started and operated according to the instructions, and the related liquid flow control valves are opened. 45 electric piles in the charging device are divided into 3 groups, and the following modes are adopted for generating electricity by independently operating each 15 electric piles as one group:
① the 15 electric piles in each electric pile are connected in series and start to run to generate electricity;
② each group of 15 electric piles is subdivided into 5 groups of 3 electric piles, the 3 electric piles of the same group are mutually connected in parallel, the groups are mutually connected in series, and the 5 groups of electric piles are started to run and generate electricity simultaneously;
③ starting 15 electric piles one by one in each group of electric piles, and starting the next electric pile to generate electricity when the metal cathode of the electric pile to be started and operated is exhausted;
④ each group of 15 electric piles is subdivided into 5 groups of 3 electric piles, the 3 electric piles of the same group are electrically connected in series, each group of electric piles is started one by one, and when the metal cathode of the electric pile group to be started and operated is exhausted, the next electric pile group is started and operated to generate electricity;
⑤ each group of 15 electric piles is subdivided into 5 electric piles to form a group of 3 groups, 5 electric piles in the same group are mutually connected in series, 3 groups of electric piles are started to generate electricity one by one, when the metal cathode of the electric pile group which is started to operate and generate electricity is exhausted, the next electric pile group starts to operate and generate electricity immediately, the monitoring and control system transmits the electric piles corresponding to the charging connectors and the operation states of the electric pile groups received from the battery management and control system to the display in real time and displays the operation states on the display.
When the monitoring and control system receives that the running state of the battery management and control system is abnormal, or the battery management and control system receives that the running state of the electric pile or the electric pile group corresponding to the charging connector is abnormal, or the running state of the liquid flow control system is abnormal, or the running state of the liquid flow circulating system is abnormal, or the running state of the electrolyte supplementing system is abnormal, or the running state of the liquid flow control valve is abnormal, the abnormal state information is immediately transmitted to the monitoring and control system. The monitoring and control system immediately starts an alarm to give an alarm.
6) And the DC/DC converter I corresponding to the charging connector converts the electric energy input by the pile group corresponding to the charging connector into electric energy matched with the charging of the power battery of the corresponding electric vehicle according to an operation instruction sent by the monitoring and control system, and outputs the electric energy to charge the power battery of the electric vehicle. And the monitoring and control system transmits the received electric energy output working state information of the DC/DC converter I corresponding to the charging connector to the display in real time and displays the information on the display. When the monitoring and control system receives that the running state of the DC/DC converter I corresponding to the charging connector is abnormal, the alarm is started immediately to alarm.
7) And the DC-DC converter II converts the electric energy input by the galvanic pile into electric energy matched with the battery management and control system, the monitoring and control system, the liquid flow control system, the electrolyte replenishing system, the display, the alarm and the control panel according to an operation instruction sent by the monitoring and control system to supply power for the galvanic pile.
8) The flow control system starts the flow circulation system and the electrolyte replenishing system according to an operation instruction sent by the battery management and control system, monitors and controls the operation of the flow circulation system and the electrolyte replenishing system, monitors and controls the opening or closing of a flow control valve corresponding to the charging connector, ensures that the electrolyte circulates among the flow distributor, the battery cavity of the battery monomer for starting operation and power generation and the flow circulation system, ensures that the flow rate of the electrolyte in the battery cavity of the battery monomer for starting operation is matched with the charging requirement, and ensures the replenishment of the electrolyte.
9) When the charging amount of the electric vehicle corresponding to the charging connector is monitored to be full, or the charging amount of the electric vehicle corresponding to the charging connector reaches the charging amount set by the control panel, the monitoring and control system sends a running stopping instruction related to the charging connector to the DC/DC converter I and the battery management and control system corresponding to the charging connector, and the DC/DC converter I stops outputting electric energy to the charging connector; the battery management and control system sends a related operation stopping instruction to the electric pile group corresponding to the charging connector and sends a related operation instruction to the liquid flow control system, the liquid flow control system respectively sends related operation instructions to the liquid flow circulation system, the liquid flow control valve and the electrolyte replenishing system, the electric pile group corresponding to the charging connector stops operating, the liquid flow circulation system and the electrolyte replenishing system make related adjustment on operation, the liquid flow control valve connected with the liquid flow distributor of the electric pile group corresponding to the charging connector is closed, and the charging of the charging connector is finished.
The main embodiment of the electric vehicle charging device constructed by the metal fuel cell is only exemplified, but not limited to the above, and the structure can be changed, for example, enough single cells are adopted to form a galvanic pile; or the electric pile is arranged outside the shell or on the shell, namely the electric pile is embedded in the shell, and part of the electric pile is exposed outside the shell and is fully contacted with air; the above solutions can also adopt more than three charging connectors and enough electric piles to charge a plurality of electric vehicles, and such changes are obvious in the knowledge of the basic of the technical solution, and are not described herein again.
Under the condition that the power of a power battery (such as a lithium ion battery, a lead-acid battery, a nickel-metal hydride battery and the like) of the electric vehicle is insufficient or exhausted, the power battery of the electric vehicle is charged by adopting the electric vehicle charging device provided by the technical scheme, so that the electric vehicle can be ensured to continuously run, and the long endurance mileage of the electric vehicle is realized. The electric vehicle charging device provided by the technology can be placed on an electric vehicle to charge the electric vehicle as a portable charging device, and can also be placed on the roadside where the electric vehicle passes through to charge the electric vehicle as a charging pile. The invention can not only greatly improve the endurance mileage of the electric vehicle, but also solve the problems of difficult charging and long charging time of the electric vehicle. The electric vehicle charging device provided by the invention can also provide electric energy for relevant power consumption equipment such as field operation, emergency rescue, trains and the like under the condition of no commercial power or commercial power interruption. The electric vehicle charging device is simple, convenient and quick to operate, and safe and environment-friendly to operate.

Claims (9)

1. The utility model provides an electric motor car charging device by metal fuel cell constitutes, includes the shell and sets up display, alarm and the control panel on the shell, its characterized in that:
the device also comprises a DC/DC converter I, a DC/DC converter II, a battery management and control system, a monitoring and control system, a starting battery and N metal fuel cell stacks which are accommodated in the shell or on the shell or outside the shell, wherein N is more than or equal to 1;
when the metal fuel cell stack is positioned in the shell, a window convenient for air circulation is arranged on the shell at the position corresponding to the metal fuel cell stack;
when the number of the metal fuel cell stacks is more than 1, the metal fuel cell stacks are in conductive connection; the metal fuel cell stacks are respectively connected with a cell management and control system through measurement and control lines;
the electric energy input end of the DC/DC converter I is in conductive connection with the electric energy output end of the metal fuel cell stack, and the electric energy output end of the DC/DC converter I is in conductive connection with the charging connector;
the electric energy input end of the DC/DC converter II is electrically connected with the electric energy output end of the metal fuel cell stack, and the electric energy output end of the DC/DC converter II is respectively electrically connected with the monitoring and control system, the battery management and control system, the display, the alarm and the control panel;
the starting battery is respectively in conductive connection with the monitoring and control system, the battery management and control system, the display, the alarm and the control panel;
the monitoring and control system is respectively connected with the battery management and control system, the DC/DC converter I, the DC/DC converter II, the display, the alarm and the control panel through measurement and control lines.
2. The electric vehicle charging apparatus as set forth in claim 1, wherein:
the device also comprises a liquid flow control system, a liquid flow circulating system and liquid flow distributors corresponding to the metal fuel cell stacks one by one; the liquid flow control system is respectively connected with the battery management and control system and the liquid flow circulating system through a measurement and control line; the electric energy output ends of the starting battery and the DC/DC converter II are in conductive connection with the liquid flow control system and the liquid flow circulating system; the liquid flow circulating system is connected with the liquid flow distributor through a liquid flow pipe; the liquid flow distributor realizes liquid flow transmission through a liquid flow pipe or a liquid flow hole of the metal fuel cell monomer.
3. The electric vehicle charging apparatus as set forth in claim 1, wherein:
the electrolyte replenishing system comprises a liquid flow distributor, a liquid flow control valve, an electrolyte replenishing system and a liquid flow control system; the liquid flow distributor and the liquid flow control valve correspond to the metal fuel cell stacks one by one; the liquid flow control system is respectively connected with the battery management and control system, the electrolyte replenishing system and the liquid flow control valve through measurement and control lines; the electric energy output ends of the starting battery and the DC/DC converter II are in conductive connection with the liquid flow control system and the electrolyte replenishing system; the electrolyte replenishing system is connected with the liquid flow distributor through a liquid flow pipe, and a liquid flow control valve is arranged between the liquid flow pipe and the liquid flow distributor; the liquid flow distributor realizes liquid flow transmission through the liquid flow pipe or the flow hole of the metal fuel cell.
4. The electric vehicle charging apparatus as set forth in claim 1, wherein:
the monitoring and controlling system also comprises 1 or more than 1 measuring and controlling line connector, and the measuring and controlling line connector is connected with the monitoring and controlling system through a measuring and controlling line.
5. The electric vehicle charging apparatus as set forth in claim 1, wherein:
the number of the charging connectors is 1 or more, and each charging connector is in conductive connection with the electric energy output end of the metal fuel cell pile through a DC/DC converter I corresponding to the charging connector.
6. The electric vehicle charging apparatus as set forth in claim 2, wherein:
the liquid flow control valves correspond to the liquid flow distributors of each metal fuel cell stack one by one; the liquid flow control valve is connected with a liquid flow control system through a measurement and control line; the liquid flow control valve is arranged at the liquid flow pipe end of the liquid flow distributor connected with the liquid flow circulating system.
7. The electric vehicle charging apparatus as set forth in claim 6, wherein:
the electrolyte replenishing system realizes liquid flow transmission through the liquid flow pipe and the liquid flow circulating system; the flow control valve is arranged at a flow pipe end of the electrolyte replenishing system connected with the flow circulating system; the electrolyte replenishing system and the corresponding liquid flow control valve are connected with the liquid flow control system through a measurement and control line; and the electric energy output ends of the starting battery and the DC/DC converter II are in conductive connection with the electrolyte replenishing system.
8. An electric vehicle charging apparatus composed of a metal fuel cell according to claim 1, wherein:
when the number of the metal fuel cell stacks in the charging device exceeds 1, all the metal fuel cell stacks are electrically connected in series or in parallel, and simultaneously generate electricity to provide electric energy; or all the metal fuel cell electric piles are equally or unequally divided into two or more groups, the metal fuel cell electric piles of each group are electrically connected in series or in parallel, and all the groups are sequentially started to generate electricity.
9. An electric vehicle charging apparatus composed of a metal fuel cell according to claim 8, wherein:
the number of charging connectors of the electric vehicle charging device is 1 or more; and each charging connector is electrically connected with the electric energy output end of the metal fuel cell stack through the corresponding DC/DC converter I.
CN201920800069.0U 2019-05-30 2019-05-30 Electric vehicle charging device composed of metal fuel cell Active CN210101374U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920800069.0U CN210101374U (en) 2019-05-30 2019-05-30 Electric vehicle charging device composed of metal fuel cell

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920800069.0U CN210101374U (en) 2019-05-30 2019-05-30 Electric vehicle charging device composed of metal fuel cell

Publications (1)

Publication Number Publication Date
CN210101374U true CN210101374U (en) 2020-02-21

Family

ID=69562737

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920800069.0U Active CN210101374U (en) 2019-05-30 2019-05-30 Electric vehicle charging device composed of metal fuel cell

Country Status (1)

Country Link
CN (1) CN210101374U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020238939A1 (en) * 2019-05-30 2020-12-03 青海辰元铝燃料电池科技有限公司 Electric vehicle charging apparatus consisting of metal fuel cells and operation method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020238939A1 (en) * 2019-05-30 2020-12-03 青海辰元铝燃料电池科技有限公司 Electric vehicle charging apparatus consisting of metal fuel cells and operation method

Similar Documents

Publication Publication Date Title
CN101116211B (en) Hybrid fuel cell system with battery capacitor energy storage system
EP2874271B1 (en) Apparatus and method for controlling battery
US20180233789A1 (en) Traction Battery Integrated Thermal Plate and Tray
CN111942234B (en) Control method of locomotive power device, locomotive power device and locomotive
CN105416085A (en) Hybrid power control method and hybrid power system
CN109228893A (en) A kind of energy distribution system and its method of lithium battery and super capacitor hybrid energy-storing
CN113335140A (en) Control method, hybrid system, vehicle, and readable storage medium
CN106965683B (en) Electric car composite energy storage system and its energy distributing method with whirlpool spring power generation mechanism
CN210101374U (en) Electric vehicle charging device composed of metal fuel cell
CN110103850B (en) Battery system for preventing vehicle-mounted low-voltage power supply from power shortage
US20180254529A1 (en) Lithium replenishment for containing capacity loss in li ion batteries
CN113060019B (en) Power battery pack and control method thereof
WO2020238939A1 (en) Electric vehicle charging apparatus consisting of metal fuel cells and operation method
CN111092463A (en) Secondary battery system and charging control method for secondary battery
JP7394888B2 (en) Charging method and power conversion device
CN113246809A (en) Power supply control system of hydrogen fuel cell automobile
WO2021161044A1 (en) Sodium-ion battery pack
CN112737130A (en) Energy storage system with mixed flow battery and lithium battery and working method thereof
CN112109595A (en) Control system of fuel cell
CN116937014B (en) Hybrid battery system, control circuit and control method
CN216288845U (en) Automobile standby power supply
CN213109081U (en) Control system of fuel cell
CN219351293U (en) Battery isolator and circuit, car and boats and ships
CN216401360U (en) Topology control device based on electrically driven bridge
CN215300223U (en) Battery module with electric heating function

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant