1. The utility model provides a container formula removes to store up and fills integrated system which characterized in that: the energy storage system and the charging system are integrated in the storage and charging integrated container (1), and the traction system pulls the storage and charging integrated container (1) to move;

the energy storage system comprises a charging box (4), a comprehensive control cabinet (5) and a battery pack (6), wherein an external interface of the charging box (4) is connected with an external charging device (7), the charging box (4) is connected with the comprehensive control cabinet (5) through a cable, and the wire inlet side of a direct current breaker in the comprehensive control cabinet (5) is connected with the battery pack (6) through the cable to form an energy storage loop; the charging system comprises a human-computer interaction unit (8), a charger (9) and a charging gun (10), wherein the human-computer interaction unit (8) is connected with the charger (9), and the charger (9) is connected with the charging gun (10); and the outlet side of the direct-current circuit breaker in the integrated control cabinet (5) is connected with a charger (9) through a cable.

2. The container type mobile storage and charging integrated system according to claim 1, wherein: the traction system adopts a 6x4 standard traction vehicle head (3), a dangerous goods framework semi-trailer (2) is hung behind the traction vehicle head (3), and the storage and charging integrated container (1) is arranged on the dangerous goods framework semi-trailer (2).

3. The container type mobile storage and charging integrated system according to claim 1, wherein: the battery pack (6) adopts a lithium iron phosphate battery, the battery pack (6) is formed by connecting ten battery clusters in parallel and is respectively arranged in a nine-fold section modular cabinet, and a battery management system is arranged in the comprehensive control cabinet (5) to carry out dynamic balance management on the battery pack (6).

4. The container type mobile storage and charging integrated system according to claim 1, wherein: the number of the charging systems is four, the output power of each charging system is 120KW, and the external charging mode that the output power of an eight-gun head is 60kW or the output power of a four-gun head is 120kW is supported.

5. The container type mobile storage and charging integrated system according to claim 1, wherein: the man-machine exchange unit provides charging operation, display, card swiping and code scanning payment interfaces for the charging system.

6. The container type mobile storage and charging integrated system according to claim 1, wherein: the storage and charging integrated container (1) is provided with a converter, the direct current side of the converter is connected to the self-battery pack (6), and the alternating current side of the converter is connected with a UPS.

7. A method for a container type mobile storage and charging integrated system is characterized in that: when the electric quantity of an energy storage system in the container type mobile storage and charging integrated system is insufficient, a traction system conveys the storage and charging integrated container (1) to the vicinity of a high-power charging pile, a standard direct-current charging gun (10) on external charging equipment (7) is inserted into a charging gun (10) seat of a charging box (4), electric energy is distributed to ten battery clusters through a comprehensive control cabinet (5), a battery pack (6) is charged, energy storage is realized, a battery management system is arranged in the comprehensive control cabinet (5), and dynamic balance management is carried out on the battery pack (6) by adopting a hierarchical management strategy;

when the external vehicle needs to be charged, the storage and charging integrated container (1) is conveyed to a designated place by the traction system, a user swipes a card or scans a code through the man-machine interaction unit (8) to insert the charging gun (10) into the external vehicle charging interface according to the screen prompt operation, the charger (9) reads the internal BMS requirement of the vehicle to charge the vehicle, the direct current breaker in the integrated control cabinet (5) is closed, the direct current of the battery pack (6) flows into the charger (9) through the integrated control cabinet (5), and the contactor of the charger (9) is closed to charge the vehicle.

8. The method of the container type mobile storage and charging integrated system as claimed in claim 7, wherein: the hierarchical management strategy is divided into a primary battery management unit BMU, a secondary central control unit CCU and a tertiary battery array management system BAMS; the BMU manages the single battery module, monitors the voltage state and the temperature state of the battery, provides a communication interface for the battery, and can alarm the abnormal voltage, temperature and communication of the single battery; the CCU controls, manages and monitors the electricity and heat related parameters of a single battery cluster, CAN calculate the SOC/SOH, has the functions of fault diagnosis and automatic protection, and supports the functions of Bootloader CAN bus online upgrade, data storage, clock synchronization, control input and output monitoring; the three-level battery array management system BAMS integrally controls the input and output battery array system, can set parameters of the battery pack (6), can summarize and display voltage, current and temperature information of the battery, and provides a communication interface for the battery pack (6).

Background

The existing electric automobile generally adopts an alternating current charging pile, a direct current charging pile and a battery replacement mode for charging. The alternating-current charging pile is commonly called slow charging, the charging power is small, the charging time is long, 7-15 hours are needed when the common household electric vehicle is fully charged, the alternating-current pile cannot be moved after being installed, and the electric vehicle needs to be driven to a charging pile site for charging. Although the direct current charging pile is commonly called as 'quick charging' and is quick to charge, the charging power of the direct current charging pile is higher, the requirement on a power supply system is higher, the transformer is required to have enough load capacity to support high-power charging, and a power grid needs to be modified if a circuit and a transformer are not arranged in advance in a plurality of old communities, so that the plurality of communities do not have installation conditions. The battery replacement mode is an optional mode for charging the electric vehicle by a certain brand, is poor in compatibility, is only suitable for the brand, cannot replace the battery for other brands, is rarely distributed in battery replacement stations, and can only replace the battery for the designated electric vehicle in a specific area.

Disclosure of Invention

In order to solve the defects of the prior art, the invention provides a container type mobile storage and charging integrated system and a container type mobile storage and charging integrated method.

In order to solve the technical problems, the invention adopts the technical scheme that: a container type mobile storage and charging integrated system comprises a traction system, an energy storage system and a plurality of independent charging systems, wherein the energy storage system and the charging systems are integrated in a storage and charging integrated container, and the traction system pulls the storage and charging integrated container to move;

the energy storage system comprises a charging box, a comprehensive control cabinet and a battery pack, wherein an external interface of the charging box is connected with external charging equipment, the charging box is connected with the comprehensive control cabinet through a cable, and the wire inlet side of a direct current breaker in the comprehensive control cabinet is connected with the battery pack through the cable to form an energy storage loop; the charging system comprises a human-computer interaction unit, a charger and a charging gun, wherein the human-computer interaction unit is connected with the charger, and the charger is connected with the charging gun; the outlet side of the direct current breaker in the integrated control cabinet is connected with a charger through a cable.

Furthermore, the traction system adopts a 6x4 standard traction head, a dangerous goods framework semi-trailer is hung behind the traction head, and the storage and charging integrated container is arranged on the dangerous goods framework semi-trailer.

Furthermore, the battery pack adopts a lithium iron phosphate battery, the battery pack is formed by connecting ten battery clusters in parallel and is respectively arranged in the nine-fold section modular cabinet, and a battery management system is arranged in the comprehensive control cabinet to perform dynamic balance management on the battery pack.

Furthermore, the number of the charging systems is four, the output power of each charging system is 120KW, and the external charging mode that the output power of an eight-gun head is 60kW or the output power of a four-gun head is 120kW is supported.

Further, the man-machine exchange unit provides charging operation, display, card swiping and code scanning payment interfaces for the charging system.

Further, the storage and charging integrated container is provided with a converter, the direct current side of the converter is connected into the self-battery pack, and the alternating current side of the converter is connected with a UPS.

A method for storing and charging the integrated system of container type removal, move and store and charge the integrated system of energy storage system when the electric quantity is insufficient in the integrated system of container type and store and charge the integrated container and transport to near the high-power charging pile by the traction system, charge the gun stock of charging the box by the standard direct current charging gun on the external charging equipment, distribute the electric energy to ten battery clusters through the integrated control cabinet, charge the battery pack, realize the energy storage, there are battery management systems and adopt the hierarchical management strategy to carry on the balanced management of trends in the integrated control cabinet;

when an external vehicle needs to be charged, the traction system conveys the storage and charging integrated container to a designated place, a user swipes a card or scans a code through the man-machine interaction unit to insert a charging gun into a charging interface of the external vehicle according to the screen prompt operation, the charger reads the BMS requirement in the vehicle to charge the vehicle, a direct current breaker in the integrated control cabinet is closed, direct current of the battery pack flows into the charger through the integrated control cabinet, and a contactor of the charger is closed to charge the vehicle.

Furthermore, the hierarchical management strategy is divided into a primary battery management unit BMU, a secondary central control unit CCU and a tertiary battery array management system BAMS; the BMU manages the single battery module, monitors the voltage state and the temperature state of the battery, provides a communication interface for the battery, and can alarm the abnormal voltage, temperature and communication of the single battery; the CCU controls, manages and monitors the electricity and heat related parameters of a single battery cluster, CAN calculate the SOC/SOH, has the functions of fault diagnosis and automatic protection, and supports the functions of Bootloader CAN bus online upgrade, data storage, clock synchronization, control input and output monitoring; the three-level battery array management system BAMS integrally controls the input and output battery array system, can set parameters of the battery pack, can summarize and display voltage, current and temperature information of the battery, and provides a communication interface for the battery pack.

The invention discloses a container type mobile storage and charging integrated system and a method, wherein the container type storage and charging integrated system and an energy storage and charging system are installed in a container, the container is fixed on a flat car and is moved by using a tractor, the tractor can reach a designated area according to user requirements to charge other vehicles, and the energy storage and charging are integrated.

Drawings

FIG. 1 is a schematic composition diagram of the present invention.

Fig. 2 is a schematic diagram of the connection of the storage and charging system of the present invention.

Fig. 3 is a schematic structural view of the storage and charging integrated container of the invention.

Fig. 4 is a schematic diagram of the electrical principle of the present invention.

In the figure: 1. storing and charging the integrated container; 2. a dangerous goods framework semi-trailer; 3. towing the locomotive; 4. a charging box; 5. a comprehensive control cabinet; 6. a battery pack; 7. an external charging device; 8. a human-computer interaction unit; 9. a charger; 10. and (4) charging the gun.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The container type mobile storage and charging integrated system shown in fig. 1 is composed of three systems: traction system, energy storage system, charging system. The tractor comprises a tractor head which is drawn by 6x4 standard, a dangerous goods framework semi-trailer is hung behind the tractor head, the total traction mass is 40000kg, and the vehicle is provided with a speed limiting device, a GPS positioning system and vehicle-mounted navigation, so that the tractor is convenient to 'call at will' for 24 hours. The energy storage system and the charging system are integrated in the storage and charging integrated container, and the movement of the whole container is completed by the traction system.

As shown in figures 2 and 3, the product is provided with an energy storage system, the energy storage system is composed of a charging box, a comprehensive control cabinet and a battery pack, the charging box is arranged at the lower door interval of the tail part of the container, the rear end of the charging box is connected to the comprehensive control cabinet on the upper part of the charging box through a cable, and the comprehensive control cabinet is connected to the battery pack in the middle part of the container through a cable to form an energy storage loop.

External charging equipment inserts charging box external interface, and the charging box is external power source and integrated control cabinet's connector, and the integrated control cabinet carries out dynamic equalization management to the battery through BMS battery management system to different levels, the operating parameters such as the voltage of real time monitoring group battery, electric current, temperature, SOC, and the electric energy flows into the battery through the integrated control cabinet and clusters and realizes the energy storage.

Wherein the battery pack adopts a lithium iron phosphate battery and a containerThe inner whole battery pack is formed by connecting ten battery clusters in parallel, the total capacity is about 2MWh, and about 40 household electric vehicles can be fully charged. Safety, environmental protection, excellent performance and long cycle life_；The battery management system BMS is provided with a brand new generation, is flexible and reliable in system configuration, is convenient to expand and upgrade, can monitor the operating parameters of the battery pack such as voltage, current, temperature SOC and the like in real time, monitors the operating conditions of equipment such as an air conditioner, fire fighting equipment, a circuit breaker and the like by means of network communication, completes the functions of relevant data analysis, alarm processing, parameter autonomous setting and changing and event storage, also has a battery dynamic balance management strategy, and can automatically and quickly complete battery maintenance; the charging system is provided with a display control module, a display interface adopts a liquid crystal touch screen, so that data checking is more visual, operation is more convenient, and communication modes such as CAN and RS485 are provided, so that a client CAN conveniently perform computer remote monitoring; the traditional battery cluster installing support is cancelled, nine-fold section bar modulization rack is used, the rack inlayer interval adopts the bolt fastening, is equipped with the space bar between the rack, can effectively prevent the hazardous source to adjacent rack diffusion.

The energy storage system does not occupy the load of a power grid when charging other electric vehicles, the energy storage system can be charged at low electricity price in the power consumption valley period at night, and the other vehicles are charged by the stored and charged electric energy in the daytime, so that peak clipping and valley filling are realized, and the pressure of the power grid is relieved.

Four independent 120KW charging systems are arranged in the product, each charging system comprises a man-machine interaction unit, a charger and a charging gun are matched, a single-machine double-charging mode is used, the eight-gun-head 60KW or four-gun-head 120KW can be simultaneously supported to charge externally, and the function of 'quick charging' is achieved.

The integrated control cabinet is positioned in an inner door of the tail part of the container, the wire inlet side of a direct current breaker in the integrated control cabinet is connected with the battery pack through a cable, the wire outlet side of a circuit breaker in the integrated control cabinet is connected with four chargers, the chargers are positioned at four corner positions of the container, each charger is provided with two charging guns for providing charging service to the outside, and the man-machine exchange unit provides charging operation, display, card swiping and code scanning payment interfaces for the whole charging system.

The direct current of the battery pack flows into the charger through the integrated control cabinet, the direct current breaker in the integrated control cabinet controls the on-off of the whole main circuit, the charger obtains the electric energy of the battery pack when the direct current breaker is closed, the charger is charged after the human-computer interaction unit is subjected to card swiping or code scanning, and the external charging is carried out through the charging gun.

As shown in fig. 2 and 4, in the working process of the container type mobile storage and charging integrated system, when the energy storage system is insufficient in electric quantity, the traction system transports the storage and charging integrated container to the vicinity of the high-power charging pile, a standard direct current charging gun on external charging equipment is inserted into a charging box charging gun seat, electric energy is distributed to ten battery clusters through the integrated control cabinet, the battery pack is charged, and energy storage is realized.

The BMU manages the single battery module, monitors the states of the battery voltage, the temperature and the like, provides a communication interface for the battery, and can alarm the abnormity of the voltage, the temperature, the communication and the like of the single battery; the CCU controls, manages and monitors the electricity and heat related parameters of a single battery cluster, CAN calculate the SOC/SOH, has the functions of fault diagnosis and automatic protection, and supports the functions of Bootloader CAN bus online upgrade, data storage, clock synchronization, control input and output monitoring; the three-level battery array management system BAMS integrally controls the input and output battery array system, and can set the parameters of the battery pack. The battery pack can collect and display information such as voltage, current, temperature and the like of the battery, and provides a communication interface for the battery pack.

When an external vehicle needs to be charged, the traction system conveys the storage and charging integrated container to a designated place, a user swipes a card or scans a code through the man-machine interaction unit to insert a charging gun into a charging interface of the external vehicle according to the screen prompt operation, the charger reads the BMS requirement in the vehicle to charge the vehicle, a direct current breaker in the integrated control cabinet is closed, direct current of the battery pack flows into the charger through the integrated control cabinet, and a contactor of the charger is closed to charge the vehicle.

In addition, the alternating current in the whole storage and charging integrated container adopts a bidirectional inversion + UPS alternating current system, the alternating currents of an air conditioner, a lighting device, a socket, an emergency lamp and the like in the container are taken from a bidirectional energy storage special converter and are installed in the comprehensive control cabinet, the direct current side of the converter is connected into a self-battery pack, and the direct current voltage range which is two-stage topology, small in size and ultra wide is adopted. The AC side of the converter is provided with a UPS (uninterrupted power supply), so that uninterrupted power supply of fire fighting, a high-voltage box, a charger, a switch, a three-level BMS (battery management system), a display screen and the like is ensured.

The battery pack adopts a modularized and standardized design scheme, can be expanded and reduced according to a specific layout, is convenient and flexible, is convenient to install and maintain, is favorable for improving the quality management of products, and improves the safety performance of the system and the overall energy conversion efficiency.

The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make variations, modifications, additions or substitutions within the technical scope of the present invention.