CN109326835B - Control method of alternating current active regulation energy storage battery module suitable for manual power conversion - Google Patents
Control method of alternating current active regulation energy storage battery module suitable for manual power conversion Download PDFInfo
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- CN109326835B CN109326835B CN201710635962.8A CN201710635962A CN109326835B CN 109326835 B CN109326835 B CN 109326835B CN 201710635962 A CN201710635962 A CN 201710635962A CN 109326835 B CN109326835 B CN 109326835B
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- 238000004146 energy storage Methods 0.000 title claims abstract description 213
- 238000000034 method Methods 0.000 title claims abstract description 52
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 46
- 238000012544 monitoring process Methods 0.000 claims abstract description 42
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 27
- 230000005611 electricity Effects 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 15
- 238000012795 verification Methods 0.000 claims abstract description 15
- 238000004891 communication Methods 0.000 claims description 120
- 238000007599 discharging Methods 0.000 claims description 19
- 230000004913 activation Effects 0.000 claims description 15
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- 230000010365 information processing Effects 0.000 claims description 9
- 230000001276 controlling effect Effects 0.000 claims description 6
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- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000007726 management method Methods 0.000 claims 6
- 230000009977 dual effect Effects 0.000 claims 2
- 238000013500 data storage Methods 0.000 claims 1
- 238000004321 preservation Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract description 3
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- General Chemical & Material Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention belongs to the technical field of storage battery energy storage of electric automobiles, and particularly relates to an alternating current active regulation energy storage battery module suitable for manual power conversion and a control method. The battery-changing electric automobile is provided with a plurality of energy storage battery modules which are in multi-module and miniaturized form a battery-changing system of the electric automobile, and the battery-changing electric automobile is provided with a bidirectional power conversion module to realize independent charge and discharge, so that the independent controlled operation of the plurality of energy storage modules is realized, and the battery-changing electric automobile is safer and more reliable; the whole process monitoring of the storage battery module is ensured through registration and encryption verification, the whole process control of the operation, preservation and replacement of the storage battery is ensured, the safety of the storage battery is greatly improved, and the separation management of electricity and vehicles is convenient to realize; the storage battery string module can be identified and controlled, so that the sharing and flexible replacement of the storage battery string module are realized, and the use requirement of the electric automobile is greatly met.
Description
Technical Field
The invention belongs to the technical field of storage battery energy storage of electric automobiles, and particularly relates to a control method of an alternating current active regulation energy storage battery module suitable for manual power conversion.
Background
As is well known, new energy power and electric vehicles are being widely used and popularized, and have become a development trend of energy and environmental protection. Particularly, the improvement of the energy storage battery provides a feasible support and technical path for the stable power supply of new energy power, and simultaneously promotes the application and popularization of the electric automobile.
At present, because the electric automobile charging piles are insufficient and the charging speed is low, the charging is inconvenient, and the precious time of a user is wasted; the electric automobile with the electricity replaced is adopted, and the user cannot use the electric automobile for one time due to the high price of the storage battery; the storage battery is replaced in the power exchange station, and has different new and old storage batteries, different values and difficult differentiation; particularly, most of the electric vehicle for power conversion adopts an integrated storage battery module, one single body is hundreds of kilograms, professional carrying equipment is required for power conversion operation, investment is large, net points are small, power conversion of users is difficult, the enthusiasm of the users for using the electric vehicle is affected, and the electric vehicle users are puzzled.
Disclosure of Invention
If the battery replacement electric automobile adopts a multi-module and miniaturized storage battery module, special equipment is not needed to be manually replaced, and the storage battery string module can be identified and controlled, so that the sharing and flexible replacement of the storage battery string module can be realized, and the storage battery string module purchased by a user can be replaced at will in a warranty period or a warranty amount range only by paying electric charge and service charge, so that the use requirement of the electric automobile can be greatly met. Therefore, the invention provides a control method of an alternating current active regulation energy storage battery module suitable for manual power conversion, wherein the alternating current active regulation energy storage battery module suitable for manual power conversion comprises the following steps: energy storage battery string, battery string management system BMS, two-way energy storage DC/AC power conversion module, direct current electric control switch, input/output power connection and monitoring protection and metering module, power connector power line, power connector communication line, electric automobile power connector, master control system module, data encoder, data memory, communication control circuit, location information processing circuit, manual control interface, prompting circuit module, working power supply, module system bus, wireless communication transceiver module, communication interface circuit, system communication line, alternating current electric control switch circuit module, energy storage battery module multi-module parallel connection connector, adjacent ith energy storage battery module multi-module parallel connection connector, utility power grid charge-discharge connector, public communication network, regulation and control center and information platform system, cell-phone, battery string BMS pencil, wherein:
The main control system module is respectively connected with the data encoder, the data memory, the communication control circuit, the positioning information processing circuit, the manual control interface, the prompting circuit module and the working power supply through the module system bus to form a communication link for verification and monitoring management of the energy storage battery string module;
The main control system module is connected with the bidirectional energy storage DC/AC power conversion module through a module system bus, and is sequentially connected with the communication control circuit and the communication interface circuit through the module system bus, and the communication interface circuit is respectively linked with the storage battery string management system BMS, the input and output power connection and the monitoring protection and metering module through a system communication line to form a control communication link for controlling the charging and discharging of the storage battery string of the power input and output of the main control system module;
The main control system module is sequentially connected with the communication control circuit and the communication interface circuit through a module system bus, the communication interface circuit is connected with the input/output power connection and monitoring protection and metering module through a system communication line, and a power connector communication line connected with the monitoring protection and metering module through the input/output power connection is connected with the electric automobile power connector to form a communication link for information interaction between the main control system module and the electric automobile controller;
the main control system module is sequentially connected with the communication control circuit and the wireless communication transceiver module through a module system bus, and the wireless communication transceiver module is respectively connected with the regulation and control center, the information platform system and the mobile phone through a public communication network to form a communication link for exchanging information between the main control system module and the regulation and control center as well as between the information platform system and the mobile phone;
The storage battery string management system BMS is connected with each storage battery in the energy storage battery string through a storage battery string BMS wire harness, and is connected with the communication interface circuit through a system communication line to form a communication link for information interaction between the storage battery string management system BMS and the main control system module;
The energy storage battery string is connected with the bidirectional energy storage DC/AC power conversion module through the direct current electric control switch, the bidirectional energy storage DC/AC power conversion module is connected with the input/output power connection and monitoring protection and metering module through the alternating current electric control switch circuit module, and the input/output power connection and monitoring protection and metering module is connected with the electric automobile power connector through the electric connector power line to form a power path for supplying power to the electric automobile;
The energy storage battery pack string is connected with the bidirectional energy storage DC/AC power conversion module through the direct current electric control switch, the bidirectional energy storage DC/AC power conversion module is connected with the input and output power connection and monitoring protection and metering module through the alternating current electric control switch circuit module, and the input and output power connection and the monitoring protection and metering module are connected with the charging and discharging connector of the mains supply grid to form an independent power supply emergency standby power supply path;
The energy storage battery string is connected with the bidirectional energy storage DC/AC power conversion module through the direct current electric control switch, the alternating current electric control switch circuit module connected with the bidirectional energy storage DC/AC power conversion module is connected with the energy storage battery module through the input and output power connection and the monitoring protection and metering module, and the energy storage battery string module is connected with the connector in parallel to form a multi-module parallel power path for connecting the energy storage battery string module with the expansion energy storage battery string module in parallel;
The energy storage battery module multi-module parallel connection connector is connected with the electric automobile power connector through input and output power and a power connector power line connected with the metering module in a monitoring and protecting mode, and the energy storage battery module multi-module parallel connection connector is connected with an adjacent ith energy storage battery module multi-module parallel connection connector of an adjacent ith energy storage battery module in parallel to form a power path for supplying power to the plurality of energy storage battery modules in parallel through the electric automobile power connector;
the utility power of the power grid is connected to a charging and discharging connector of the utility power grid, the charging and discharging connector of the utility power grid is connected with an alternating current electric control switch circuit module through an input and output power connection and a monitoring protection and metering module, and is sequentially connected with a bidirectional energy storage DC/AC power conversion module, a direct current electric control switch and an energy storage battery string through the alternating current electric control switch circuit module, so that a power path for charging the energy storage battery string by the utility power of the power grid is formed;
an alternating current active regulation energy storage battery module suitable for manual power change and a control method thereof are as follows:
In the process of replacing and using the alternating current active regulation energy storage battery module, firstly, a user needs to register in a regulation center and an information platform system, and when the user who registers successfully needs to replace the energy storage battery string module which is lack of electricity, the current user is confirmed to be the user who registers successfully through one of the following modes: ① Through registered mobile phones; ② Transmitting user account information through unregistered mobile phones; ③ The method comprises the steps that a user drives to an energy storage battery string module replacement place to show certificate information, a worker uses a mobile phone to sweep codes and uses the external interface of a wireless communication transceiver module or a communication interface circuit of an energy storage battery string module without electricity to link and obtain identification codes of the energy storage battery string module, charge data and related information of the battery string interact with a regulation center and an information platform system to obtain dynamic codes, the wireless communication transceiver module or an external interface of the communication interface circuit links or uses a manual control interface to transmit the dynamic codes to a main control system module of the energy storage battery string module without electricity, and the main control system module transmits or displays reply codes generated by a contract method after checking and confirming the passing of a data encoder;
Meanwhile, staff uploads the reply code and the code scanning code of the full-power energy storage battery string module to be replaced to a regulation and control center and an information platform system through manual operation, the regulation and control center and the information platform system send the verification code to the full-power energy storage battery string module to be replaced through verification, and the master control system module of the verified full-power energy storage battery string module to be replaced generates a corresponding dynamic code and a mixed code to be sent to the regulation and control center and the information platform system after verifying the verification code;
After checking and recording corresponding information, generating a settlement list of the replacement service, when a user confirms that payment is successful, sending an activation instruction to a full-power energy storage battery string module prepared for replacement by the regulation center and the information platform system, prompting a worker to replace a battery, controlling input and output power connection and gating of a monitoring protection and metering module by a main control system module of the replaced full-power energy storage battery module according to the activation instruction when the energy storage battery string module is replaced and connected normally, switching an alternating current electric control switch circuit module according to a mode appointed by the regulation center and the information platform system, and performing normal controlled charge and discharge operation by the energy storage battery string module;
When a user needs, a utility power grid charge-discharge connector of the energy storage battery module is connected with an electricity load, and the user interacts information with the main control system module through a two-dimensional code or a digital and graphic identification code on the surface of a shell of the registered mobile phone code scanning energy storage battery module or manually controls interface user account information and a mobile phone number and a password reserved during registration; after checking and identifying that the charging and discharging connector of the commercial power grid is connected with the power load, the main control system module is connected with a non-vehicle power supply control strategy, and the energy storage battery module is used as an independent standby emergency power supply for supplying power;
When a utility power grid charge-discharge connector of an energy storage battery string to be charged is connected with a power grid utility power to charge, a main control system module of the energy storage battery string module to be charged is sequentially connected with a communication control circuit and a wireless communication transceiver module through a module system bus, the wireless communication transceiver module transmits corresponding identity information of the energy storage battery string module to be charged, storage battery state data and charging equipment information which are connected and acquired to a regulation center and an information platform system through a public communication network, the regulation center and the information platform system analyze and verify the data information of the energy storage battery module which is recorded before, a charging activation instruction and a charging strategy are transmitted, and a main control system module of the energy storage battery string module after the charging is completed transmits corresponding data of a charging process and completion to the regulation center and the information platform system, and the regulation center and the information platform system record the corresponding data in a data file of the energy storage battery string module after the charging.
The control method of the alternating current active regulation energy storage battery module suitable for manual power conversion is characterized in that the surface of a module shell of the energy storage battery string is provided with clear two-dimensional codes or digital and graphic identification codes, the codes are registered in a database of a regulation center and an information platform system when the energy storage battery string leaves a factory for standby, the energy storage battery string module is in a state of prohibiting power input and output when a charging and discharging device is not connected, and after the charging and discharging device is connected and an activation instruction sent by the regulation center and the information platform system is received, a main control system module of the energy storage battery module controls input and output power to be connected and monitors a mode specified by the regulation center and the information platform system according to the activation instruction, and an alternating current electric control switch circuit module and an on-off power path are switched.
A control method of an alternating current active regulation energy storage battery module suitable for manual power exchange is characterized in that the energy storage battery module is provided with a double-positive-electrode and double-negative-electrode connecting terminal connected with adjacent energy storage battery modules in parallel.
The data encoder is characterized by comprising a storage battery string module identification code, a charging equipment code, user account information, a user reserved mobile phone number and positioning information, which are provided by a main control system module, and corresponding dynamic passwords and hybrid codes are audited, analyzed and generated.
A control method of an alternating current active regulation energy storage battery module suitable for manual power change is characterized in that a nonvolatile memory is adopted for storing identification codes of a battery string module, charging equipment codes, user account information, reserved mobile phone numbers of users, charge data of a storage battery and data information which needs to be stored in regulation and operation processes of a main control system module.
A control method of an alternating current active regulation energy storage battery module suitable for manual power change is characterized in that the communication interface circuit is provided with at least two communication interfaces, and a communication interface for connecting external equipment is provided except for a communication interface connecting system communication line.
The control method of the alternating current active regulation energy storage battery module suitable for manual power change is characterized in that the positioning information processing circuit processes and generates positioning data of the site position in real time for the main control system module to call and upload.
A control method of an alternating current active regulation energy storage battery module suitable for manual power exchange utilizes a multi-module and miniaturized energy storage battery module of a power exchange electric automobile, and a plurality of energy storage battery modules suitable for manual power exchange form an electric automobile power exchange battery system, and the battery system is independently charged and discharged by a self-contained bidirectional power conversion module, so that the problem that the plurality of energy storage modules are independently regulated and controlled to operate is solved, and the battery system is safer and more reliable; the whole process of monitoring of the storage battery module is ensured through registration and encryption verification, the whole process of operation, preservation and replacement of the storage battery is controlled, the safety of the storage battery is greatly improved, the separation management of electricity and vehicles is convenient to realize, the storage battery string module can be identified and controlled, the sharing and flexible replacement of the storage battery string module are realized, the storage battery string module purchased by a user can be replaced at will only by paying electricity fee and service fee within the range of the warranty period or the warranty electricity amount, and the use requirement of the electric automobile is greatly met, so that the problem that the storage battery is expensive is solved, and the user cannot use the storage battery; the battery is replaced in the power exchange station, and the problems of different new and old batteries, different values and difficult discrimination are caused.
Drawings
Fig. 1 is a schematic block diagram of an ac active regulation energy storage battery module suitable for manual power conversion.
Detailed Description
As an implementation example, a control method of an ac active regulation energy storage battery module suitable for manual power change is described with reference to fig. 1, but the technology and scheme of the present invention are not limited to what is presented in this implementation example.
As shown in fig. 1, the present invention provides a control method of an ac active regulation energy storage battery module suitable for manual power conversion, where the ac active regulation energy storage battery module suitable for manual power conversion includes: energy storage battery string (1), storage battery string management system BMS (2), two-way energy storage DC/AC power conversion module (3), direct current electric control switch (4), input/output electric power connection and monitoring protection and metering module (5), electric power connector power line (6), electric power connector communication line (7), electric automobile electric power connector (8), master control system module (9), data encoder (91), data memory (92), communication control circuit (93), location information processing circuit (94), manual control interface (95), prompting circuit module (96), working power supply (97), module system bus (10), wireless communication transceiver module (11), communication interface circuit (12), system communication circuit (13), alternating current electric control switch circuit module (14), energy storage battery module multi-module connector (15), adjacent ith energy storage battery module multi-module parallel connector (15 i), mains supply electric network charge and discharge connector (16), public communication network (17), regulation center and information platform system (18), cell phone (19), storage battery string BMS (20), wherein:
The main control system module (9) is respectively connected with the data encoder (91), the data memory (92), the communication control circuit (93), the positioning information processing circuit (94), the manual control interface (95), the prompting circuit module (96) and the working power supply (97) through the module system bus (10) to form a communication link for verification and monitoring management of the energy storage battery string module;
The main control system module (9) is connected with the bidirectional energy storage DC/AC power conversion module (3) through a module system bus (10), and is also sequentially connected with the communication control circuit (93) and the communication interface circuit (12) through the module system bus (10), and the communication interface circuit (12) is respectively connected with the storage battery string management system BMS (2) and the input/output power connection, monitoring protection and metering module (5) through a system communication line (13) to form a control communication link for regulating and controlling the charging and discharging of the storage battery string of the power input/output of the main control system module (9);
The main control system module (9) is sequentially connected with the communication control circuit (93) and the communication interface circuit (12) through the module system bus (10), the communication interface circuit (12) is connected with the input/output power connection and monitoring protection and metering module (5) through the system communication line (13), and the power connector communication line (7) connected with the metering module (5) through the input/output power connection and monitoring protection is connected with the electric automobile power connector (8), so that a communication link for information interaction between the main control system module (9) and the electric automobile controller is formed;
The main control system module (9) is sequentially connected with the communication control circuit (93) and the wireless communication transceiver module (11) through the module system bus (10), and the wireless communication transceiver module (11) is respectively connected with the regulation center and the information platform system (18) and the mobile phone (19) through the public communication network (17) to form a communication link for exchanging information between the main control system module (9) and the regulation center and the information platform system (18) and between the main control system module and the mobile phone (19);
The storage battery string management system BMS (2) is connected with each storage battery in the energy storage battery string (1) through a storage battery string BMS wire harness (20), and meanwhile, the storage battery string management system BMS (2) is connected with the communication interface circuit (12) through a system communication line (13) to form a communication link for information interaction between the storage battery string management system BMS (2) and the main control system module (9);
The energy storage battery string (1) is connected with the bidirectional energy storage DC/AC power conversion module (3) through the direct current electric control switch (4), the bidirectional energy storage DC/AC power conversion module (3) is connected with the input/output power connection and monitoring protection and metering module (5) through the alternating current electric control switch circuit module (14), and the input/output power connection and monitoring protection and metering module (5) is connected with the electric automobile power connector (8) through the power connector power line (6), so that a power path for supplying power to the electric automobile by the energy storage battery string (1) is formed;
The energy storage battery string (1) is connected with the bidirectional energy storage DC/AC power conversion module (3) through the direct current electric control switch (4), the bidirectional energy storage DC/AC power conversion module (3) is connected with the input/output power connection and monitoring protection and metering module (5) through the alternating current electric control switch circuit module (14), and the input/output power connection and monitoring protection and metering module (5) is connected with the charging and discharging connector (16) of the mains supply grid to form an independent power supply emergency standby power supply power path;
The energy storage battery string (1) is connected with the bidirectional energy storage DC/AC power conversion module (3) through the direct current electric control switch (4), an alternating current electric control switch circuit module (14) connected with the bidirectional energy storage DC/AC power conversion module (3) is connected with the multi-module parallel connection connector (15) of the energy storage battery module through the input and output power connection and the monitoring protection and metering module (5), and a multi-module parallel power path formed by connecting the energy storage battery string module with the expansion energy storage battery string module in parallel;
The energy storage battery module multi-module parallel connection connector (15) is connected with the electric automobile power connector (8) through input and output power and a power connector power line (6) connected with the monitoring and protecting module (5), and the energy storage battery module multi-module parallel connection connector (15) is connected with an adjacent ith energy storage battery module multi-module parallel connection connector (15 i) of an adjacent ith energy storage battery module in parallel to form a power path for supplying power to the plurality of energy storage battery modules in parallel through the electric automobile power connector (8);
The utility power network is connected to a charging and discharging connector (16) of the utility power network, the charging and discharging connector (16) of the utility power network is connected with an alternating current electric control switch circuit module (14) through an input and output power connection and monitoring protection and metering module (5), and is sequentially connected with a bidirectional energy storage DC/AC power conversion module (3), a direct current electric control switch (4) and an energy storage battery string (1) through the alternating current electric control switch circuit module (14), so as to form a power path for charging the energy storage battery string (1) by the utility power network;
the control method of the alternating current active regulation energy storage battery module suitable for changing electricity comprises the following steps:
In the process of replacing and using the alternating current active regulation energy storage battery module, firstly, a user needs to register in a regulation center and an information platform system (18), and when the user who registers successfully needs to replace the energy storage battery string module which is lack of electricity, the current user is confirmed to be the user who registers successfully through one of the following modes: ① A registered mobile phone (19); ② Transmitting user account information through unregistered mobile phones; ③ The method comprises the steps that a user drives to a place where an energy storage battery string module is replaced, certificate information is shown, a worker scans codes by using a mobile phone (19) and utilizes the wireless communication transceiver module (11) of the energy storage battery string module without electricity or the external interface of a communication interface circuit (12) to link and obtain identification codes of the energy storage battery string module, charge data of the battery string and related information are interacted with a regulation center and an information platform system (18) to obtain dynamic codes, the wireless communication transceiver module (11) or the external interface of the communication interface circuit (12) are linked or a manual control interface (95) is utilized to transmit the dynamic codes to the main control system module (9) of the energy storage battery string module without electricity, and the main control system module is used for checking and confirming reply codes generated by a sending or displaying convention method after passing through a data encoder (91);
Meanwhile, staff uploads the reply code and the code scanning code of the full-power energy storage battery string module to be replaced to a regulation and control center and information platform system (18) through manual operation, the regulation and control center and information platform system (18) sends the verification code to the full-power energy storage battery string module to be replaced through verification, and a master control system module (9) of the verified full-power energy storage battery string module to be replaced verifies the verification code to generate a corresponding dynamic code and a corresponding mixed code and sends the corresponding dynamic code and the mixed code to the regulation and control center and information platform system (18);
The regulation center and the information platform system (18) are used for verifying and recording corresponding information and then generating a settlement list of the replacement service, when a user confirms that payment is successful, the regulation center and the information platform system (18) send an activation instruction to the full-power energy storage battery string module prepared for replacement at the present time and prompt a worker to replace a battery, when the energy storage battery string module is replaced and connected normally, a main control system module (9) of the replaced full-power energy storage battery module is used for controlling input and output power connection and monitoring and protecting and metering module (5) to gate according to the activation instruction and switching an alternating current electric control switch circuit module (14) according to a mode appointed by the regulation center and the information platform system (18), and then the energy storage battery string module performs normal controlled charging and discharging operation;
When a user needs, a utility power grid charge-discharge connector (16) of the energy storage battery module is connected with a power load, and the user scans two-dimensional codes or numbers or graphic identification codes on the surface of the shell of the energy storage battery module through a registered mobile phone (19), and interacts information with a main control system module (9) or manually controls an interface (95) to control user account information and mobile phone numbers and passwords reserved during registration; the main control system module (9) checks and recognizes that the charging and discharging connector (16) of the commercial power grid is connected with the power load, then is connected with a non-vehicle power supply control strategy, and the energy storage battery module is used as an independent standby emergency power supply for supplying power;
When a utility power grid charge-discharge connector (16) of an energy storage battery string (1) to be charged is connected with power grid utility power to charge, a main control system module (9) of the energy storage battery string module to be charged is sequentially connected with a communication control circuit (93) and a wireless communication transceiver module (11) through a module system bus (10), the wireless communication transceiver module (11) sends corresponding identity information, storage battery state data and charging equipment information which are required to be charged and are connected and acquired to a regulation and control center and an information platform system (18) through a public communication network (17), the regulation and control center and the information platform system (18) analyze and check and confirm the data information of the energy storage battery module which is recorded before, and then sends a charging activation instruction and a charging strategy, and the main control system module (9) of the energy storage battery string module after the charging is completed sends a charging process and corresponding data which is completed to the regulation and control center and the information platform system (18) is recorded in a data file of the energy storage battery string module to be charged.
A control method of an alternating current active regulation energy storage battery module suitable for manual power change is characterized in that the surface of a module shell of the energy storage battery string (1) is provided with clear two-dimensional codes or digital and graphic identification codes, the codes are registered in a database of a regulation center and an information platform system (18) when the energy storage battery string (1) leaves a factory for standby, the energy storage battery string module is in a state of prohibiting power input and output when a charging and discharging device is not connected, after the charging and discharging device is connected and an activation instruction sent by the regulation center and the information platform system (18) is received, a main control system module (9) of the energy storage battery module controls input and output power connection and monitors that a protection and metering module (5) switches on and off an alternating current electric control switch circuit module (14) and a power path in a mode appointed by the regulation center and the information platform system (18) according to the activation instruction.
A control method of an alternating current active regulation energy storage battery module suitable for manual power exchange is characterized in that the energy storage battery module is connected with a connector (15) in parallel in multiple modules, and the control method is provided with a double-positive-electrode and double-negative-electrode connecting terminal connected with adjacent energy storage battery modules in parallel.
The control method of the alternating current active regulation energy storage battery module suitable for manual power change is characterized in that the data encoder (91) is used for checking, analyzing and generating corresponding dynamic passwords and hybrid codes according to the identification codes of the battery string modules, the charging equipment codes, the user account information, the reserved mobile phone numbers of users and the positioning information provided by the main control system module (9).
A control method of an alternating current active regulation energy storage battery module suitable for manual power change is characterized in that a nonvolatile memory is adopted in the data memory (92) and is used for storing storage battery string module identification codes, charging equipment codes, user account information, reserved mobile phone numbers of users, storage battery charge data and data information which needs to be stored in the regulation and operation process of a main control system module (9).
A control method of an alternating current active regulation energy storage battery module suitable for manual power change, wherein the communication interface circuit (12) is characterized by at least two communication interfaces, and a communication interface for connecting external equipment is arranged besides a communication interface connecting system communication line (13).
The control method of the alternating current active regulation energy storage battery module suitable for manual power change is characterized in that the positioning information processing circuit (94) processes and generates positioning data of the site position in real time for the main control system module (9) to call and upload.
A control method of an alternating current active regulation energy storage battery module suitable for manual power exchange utilizes a multi-module and miniaturized energy storage battery module of a power exchange electric automobile, and a plurality of energy storage battery modules suitable for manual power exchange form an electric automobile power exchange battery system, and the self-contained bidirectional power conversion module realizes independent charge and discharge, so that the independent controlled operation of the plurality of energy storage modules is solved, and the system is safer and more reliable; the whole process monitoring of the storage battery module is ensured through registration and encryption verification, the whole process control of the operation, preservation and replacement of the storage battery is ensured, the safety of the storage battery is greatly improved, and the separation management of electricity and vehicles is convenient to realize; the storage battery string module can be identified and controlled, so that the sharing and flexible replacement of the storage battery string module are realized, the storage battery string module purchased by a user can be replaced randomly within the range of the guarantee period or the guarantee power consumption, and only the electric charge and the service charge are paid, so that the use requirement of the electric automobile is greatly met, the problem that the storage battery is expensive and the user cannot use the storage battery for one time is solved; the battery is replaced in the power exchange station, and the problems of different new and old batteries, different values and difficult discrimination are caused.
Claims (7)
1. A control method of an alternating current active regulation energy storage battery module suitable for manual power conversion comprises the following steps: energy storage battery string (1), storage battery string management system BMS (2), two-way energy storage DC/AC power conversion module (3), direct current electric control switch (4), input/output electric power connection and monitoring protection and metering module (5), electric power connector power line (6), electric power connector communication line (7), electric automobile electric power connector (8), master control system module (9), data encoder (91), data memory (92), communication control circuit (93), location information processing circuit (94), manual control interface (95), prompting circuit module (96), working power supply (97), module system bus (10), wireless communication transceiver module (11), communication interface circuit (12), system communication circuit (13), alternating current electric control switch circuit module (14), energy storage battery module multi-module connector (15), adjacent ith energy storage battery module multi-module parallel connector (15 i), electric network commercial power charge-discharge connector (16), public communication network (17), regulation center and information platform system (18), cell phone (19), storage battery string BMS (20), wherein:
The main control system module (9) is respectively connected with the data encoder (91), the data memory (92), the communication control circuit (93), the positioning information processing circuit (94), the manual control interface (95), the prompting circuit module (96) and the working power supply (97) through the module system bus (10) to form a communication link for verification and monitoring management of the energy storage battery string module;
The main control system module (9) is connected with the bidirectional energy storage DC/AC power conversion module (3) through a module system bus (10), and is also sequentially connected with the communication control circuit (93) and the communication interface circuit (12) through the module system bus (10), and the communication interface circuit (12) is respectively connected with the storage battery string management system BMS (2) and the input/output power connection, monitoring protection and metering module (5) through a system communication line (13) to form a control communication link for regulating and controlling the charging and discharging of the storage battery string of the power input/output of the main control system module (9);
The main control system module (9) is sequentially connected with the communication control circuit (93) and the communication interface circuit (12) through the module system bus (10), the communication interface circuit (12) is connected with the input/output power connection and monitoring protection and metering module (5) through the system communication line (13), and the power connector communication line (7) connected with the metering module (5) through the input/output power connection and monitoring protection is connected with the electric automobile power connector (8), so that a communication link for information interaction between the main control system module (9) and the electric automobile controller is formed;
The main control system module (9) is sequentially connected with the communication control circuit (93) and the wireless communication transceiver module (11) through the module system bus (10), and the wireless communication transceiver module (11) is respectively connected with the regulation center and the information platform system (18) and the mobile phone (19) through the public communication network (17) to form a communication link for exchanging information between the main control system module (9) and the regulation center and the information platform system (18) and between the main control system module and the mobile phone (19);
The storage battery string management system BMS (2) is connected with each storage battery in the energy storage battery string (1) through a storage battery string BMS wire harness (20), and meanwhile, the storage battery string management system BMS (2) is connected with the communication interface circuit (12) through a system communication line (13) to form a communication link for information interaction between the storage battery string management system BMS (2) and the main control system module (9);
The energy storage battery string (1) is connected with the bidirectional energy storage DC/AC power conversion module (3) through the direct current electric control switch (4), the bidirectional energy storage DC/AC power conversion module (3) is connected with the input/output power connection and monitoring protection and metering module (5) through the alternating current electric control switch circuit module (14), and the input/output power connection and monitoring protection and metering module (5) is connected with the electric automobile power connector (8) through the power connector power line (6), so that a power path for supplying power to the electric automobile by the energy storage battery string (1) is formed;
The energy storage battery string (1) is connected with the bidirectional energy storage DC/AC power conversion module (3) through the direct current electric control switch (4), the bidirectional energy storage DC/AC power conversion module (3) is connected with the input/output power connection and monitoring protection and metering module (5) through the alternating current electric control switch circuit module (14), and the input/output power connection and monitoring protection and metering module (5) is connected with the power grid mains supply charge-discharge connector (16) to form an independent power supply emergency standby power supply power path;
The energy storage battery string (1) is connected with the bidirectional energy storage DC/AC power conversion module (3) through the direct current electric control switch (4), an alternating current electric control switch circuit module (14) connected with the bidirectional energy storage DC/AC power conversion module (3) is connected with the multi-module parallel connection connector (15) of the energy storage battery module through the input and output power connection and the monitoring protection and metering module (5), and a multi-module parallel power path formed by connecting the energy storage battery string module with the expansion energy storage battery string module in parallel;
The energy storage battery module multi-module parallel connection connector (15) is connected with the electric automobile power connector (8) through input and output power and a power connector power line (6) connected with the monitoring and protecting module (5), and the energy storage battery module multi-module parallel connection connector (15) is connected with an adjacent ith energy storage battery module multi-module parallel connection connector (15 i) of an adjacent ith energy storage battery module in parallel to form a power path for supplying power to the plurality of energy storage battery modules in parallel through the electric automobile power connector (8);
The power grid mains supply is connected into a power grid mains supply charging and discharging connector (16), the power grid mains supply charging and discharging connector (16) is connected with an alternating current electric control switch circuit module (14) through an input and output power connection and monitoring protection and metering module (5), and is sequentially connected with a bidirectional energy storage DC/AC power conversion module (3), a direct current electric control switch (4) and an energy storage battery string (1) through the alternating current electric control switch circuit module (14), so as to form a power path for charging the energy storage battery string (1) by the power grid mains supply;
the control method of the alternating current active regulation energy storage battery module suitable for manual power change comprises the following steps:
In the process of replacing and using the alternating current active regulation energy storage battery module, firstly, a user needs to register in a regulation center and an information platform system (18), and when the user who registers successfully needs to replace the energy storage battery string module which is lack of electricity, the current user is confirmed to be the user who registers successfully through one of the following modes: ① A registered mobile phone (19); ② Transmitting user account information through unregistered mobile phones; ③ The method comprises the steps that a user drives to a place where an energy storage battery string module is replaced, certificate information is shown, a worker scans codes by using a mobile phone (19) and utilizes the wireless communication transceiver module (11) of the energy storage battery string module without electricity or the external interface of a communication interface circuit (12) to link and obtain identification codes of the energy storage battery string module, charge data of the battery string and related information are interacted with a regulation center and an information platform system (18) to obtain dynamic codes, the wireless communication transceiver module (11) or the external interface of the communication interface circuit (12) are linked or a manual control interface (95) is utilized to transmit the dynamic codes to the main control system module (9) of the energy storage battery string module without electricity, and the main control system module is used for checking and confirming reply codes generated by a sending or displaying convention method after passing through a data encoder (91);
Meanwhile, staff uploads the reply code and the code scanning code of the full-power energy storage battery string module to be replaced to a regulation and control center and information platform system (18) through manual operation, the regulation and control center and information platform system (18) sends the verification code to the full-power energy storage battery string module to be replaced through verification, and a master control system module (9) of the verified full-power energy storage battery string module to be replaced verifies the verification code to generate a corresponding dynamic code and a corresponding mixed code and sends the corresponding dynamic code and the mixed code to the regulation and control center and information platform system (18);
The regulation center and the information platform system (18) are used for verifying and recording corresponding information and then generating a settlement list of the replacement service, when a user confirms that payment is successful, the regulation center and the information platform system (18) send an activation instruction to the full-power energy storage battery string module prepared for replacement at the present time and prompt a worker to replace a battery, when the energy storage battery string module is replaced and connected normally, a main control system module (9) of the replaced full-power energy storage battery module is used for controlling input and output power connection and monitoring and protecting and metering module (5) to gate according to the activation instruction and switching an alternating current electric control switch circuit module (14) according to a mode appointed by the regulation center and the information platform system (18), and then the energy storage battery string module performs normal controlled charging and discharging operation;
When a user needs, a power grid commercial power charge-discharge connector (16) of the energy storage battery module is connected with a power load, and the user scans two-dimensional codes or numbers or graphic identification codes on the surface of the shell of the energy storage battery module through a registered mobile phone (19), interacts information with a main control system module (9) or manually controls an interface (95) to control user account information and mobile phone numbers and passwords reserved during registration; the main control system module (9) checks and identifies that the mains supply charge-discharge connector (16) of the power grid is connected with the power load, then is connected with a non-vehicle power supply control strategy, and the energy storage battery module is used as an independent standby emergency power supply for supplying power;
When a power grid commercial power charge-discharge connector (16) of an energy storage battery string (1) to be charged is connected with power grid commercial power to charge, a main control system module (9) of the energy storage battery string module to be charged is sequentially connected with a communication control circuit (93) and a wireless communication transceiver module (11) through a module system bus (10), the wireless communication transceiver module (11) sends corresponding identity information of the energy storage battery string module to be charged, storage battery state data and charging equipment information which is connected and acquired to a regulation center and an information platform system (18) through a public communication network (17), the regulation center and the information platform system (18) analyze and check and confirm the data information of the energy storage battery module which is recorded before, then a charging activation instruction and a charging strategy are sent, and the main control system module (9) of the energy storage battery string module after the charging is completed sends a charging process and the completed corresponding data to the regulation center and the information platform system (18) which is recorded in a data file of the energy storage battery string module to be charged.
2. The control method of the alternating current active regulation energy storage battery module suitable for manual power conversion according to claim 1, wherein the energy storage battery string (1) is characterized in that a clear two-dimensional code or a digital and graphic identification code is arranged on the surface of a module shell of the energy storage battery string (1), the energy storage battery string (1) is registered in a database of a regulation center and an information platform system (18) when the energy storage battery string (1) leaves a factory for standby, the energy storage battery string module is in a state of prohibiting power input and output when a charge and discharge device is not connected, and after the charge and discharge device is connected and receives an activation instruction sent by the regulation center and the information platform system (18), a main control system module (9) of the energy storage battery module controls input and output power to be connected and monitors a mode specified by the regulation center and the information platform system (18) to switch on/off an alternating current electric control switch circuit module (14) and a power path according to the activation instruction.
3. The control method of an ac active regulation energy storage battery module adapted for manual power change according to claim 1, said energy storage battery module multimode shunt connector (15) being characterized by having dual positive and dual negative connection terminals in parallel with adjacent energy storage battery modules.
4. The control method of the alternating current active regulation energy storage battery module suitable for manual power conversion according to claim 1, wherein the data encoder (91) is characterized in that according to the identification code of the battery string module, the code of the charging equipment, the user account information, the reserved mobile phone number of the user and the positioning information provided by the main control system module (9), the corresponding dynamic password and the mixed code are audited, analyzed and generated.
5. The control method of the ac active regulation energy storage battery module for manual power change according to claim 1, wherein the data storage (92) is characterized by adopting a nonvolatile memory for storing the identification code of the battery string module, the code of the charging equipment, the user account information, the reserved mobile phone number of the user, the charge data of the storage battery and the data information which needs to be stored in the regulation and operation process of the main control system module (9).
6. The control method of an ac active control energy storage battery module adapted for manual power change according to claim 1, said communication interface circuit (12) being characterized by at least two communication interfaces, one communication interface for connecting to external devices in addition to a communication interface connection system communication line (13).
7. The control method of the alternating current active regulation energy storage battery module suitable for manual power change according to claim 1, wherein the positioning information processing circuit (94) is characterized in that positioning data of a site position are processed and generated in real time for a main control system module (9) to call and upload.
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