CN111129625A - Online maintenance system for storage battery - Google Patents
Online maintenance system for storage battery Download PDFInfo
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- CN111129625A CN111129625A CN202010043051.8A CN202010043051A CN111129625A CN 111129625 A CN111129625 A CN 111129625A CN 202010043051 A CN202010043051 A CN 202010043051A CN 111129625 A CN111129625 A CN 111129625A
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- storage battery
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- data acquisition
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/371—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with remote indication, e.g. on external chargers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
-
- 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
- H01M10/4285—Testing apparatus
-
- 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
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an online maintenance system for a storage battery, which comprises an online storage battery discharging unit, a storage battery monitoring unit, a data acquisition, processing and transmission unit, a cloud platform control and calculation unit, a storage battery pack and a charger load system, wherein the online storage battery discharging unit is electronically connected with the positive and negative electrodes of the storage battery pack and the charger load system; the data acquisition unit of the data acquisition processing transmission unit is connected with the storage battery monitoring unit through a UART/RS485 interface, and the data acquisition processing transmission unit is also connected with the storage battery online discharge unit and the cloud platform control computing unit. The invention has the advantages of safety, high efficiency, energy conservation, environmental protection, convenient use, real-time data monitoring, high function integration level, stability and reliability.
Description
Technical Field
The invention relates to the technical field of storage batteries, in particular to an online maintenance system for a storage battery.
Background
The traditional storage battery maintenance needs to be carried out in an off-line mode, the storage battery needs to be separated from a system, the discharge resistor is used for off-line discharge, the disconnection, the connection to the discharge resistor, the discharge, the disconnection and the connection back to the system are needed in the maintenance process, and the process is complex and unsafe; the traditional storage battery maintenance needs to be carried out by an off-line method, and electric energy is converted into heat energy and is wasted; the traditional storage battery maintenance needs to be carried out by an off-line method, the data in the discharging process cannot be monitored in real time in the whole process, only the nuclear capacity data can be acquired slightly at first, and the health state of the storage battery cannot be evaluated in multiple dimensions.
In summary, the invention utilizes the existing online load to realize the core capacity maintenance test of the storage battery pack, and designs an online maintenance system for the storage battery.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the storage battery online maintenance system which is safe, efficient, energy-saving, environment-friendly, convenient to use, high in function integration level, stable and reliable, and can be used for monitoring real-time data.
In order to achieve the purpose, the invention is realized by the following technical scheme: a storage battery online maintenance system comprises a storage battery online discharge unit, a storage battery monitoring unit, a data acquisition processing transmission unit, a cloud platform control calculation unit, a storage battery pack and a charger load system, wherein the storage battery online discharge unit is electronically connected with the positive and negative electrodes of the storage battery pack and the charger load system, the storage battery pack is separated from the charger in a discharge state, a DC/DC module in the storage battery online discharge unit boosts the storage battery pack to supply power to a load, the storage battery online discharge unit is connected with the charger in a charge state, and the charging current is adjusted through a current limiting resistor in the storage battery online discharge unit; the data acquisition unit of the data acquisition processing transmission unit is connected with the storage battery monitoring unit through a UART/RS485 interface, and the data acquisition processing transmission unit is also connected with the storage battery online discharge unit and the cloud platform control computing unit.
Preferably, the online discharging unit of the storage battery comprises a contactor, a DC/DC module and a current limiting resistor array, wherein the contactor is respectively connected with the DC/DC module and the current limiting resistor array.
Preferably, the contactor is responsible for switching between a discharge state and a charge state (the storage battery pack is disconnected from the charger to be in the discharge state, and vice versa to be in the charge state).
Preferably, the current-limiting resistor array is responsible for adjusting the charging current supplied by the charger to the storage battery in a charging state.
Preferably, the DC/DC module is responsible for adjusting the magnitude of the discharge current of the storage battery to the load in a discharge state.
Preferably, the storage battery monitoring unit is responsible for monitoring storage battery data in the charging and discharging process, and the storage battery data comprises battery voltage, current and internal resistance.
Preferably, the data processing unit in the data acquisition, processing and transmission unit analyzes the data of the data acquisition unit to obtain corresponding effective data, and converts the effective data into a standard and uniform format.
Preferably, the cloud platform control computing unit provides a control interface to realize the start and stop of the maintenance process, and calculates the whole maintenance process data to evaluate the health state of the storage battery pack.
The invention has the following beneficial effects:
the invention has simple structure and reliable work, and the user can master the capacity checking data and the health state data (SoH) of the storage battery pack at any time through the scheme, thereby avoiding the offline capacity checking that the battery is required to be separated from the system in the traditional storage battery maintenance work, avoiding the problem that the data can not be obtained in the traditional offline capacity checking discharging process, avoiding the problem that the electrical energy of the traditional offline capacity checking discharging is wasted, reducing the accident rate of user operation, improving the convenience and the safety in the maintenance process, improving the timeliness of the data and reducing the energy waste in the process of the nuclear capacity checking.
Drawings
The invention is described in detail below with reference to the drawings and the detailed description;
FIG. 1 is a schematic diagram of the system of the present invention;
fig. 2 is an internal schematic view of an on-line discharging unit of the secondary battery according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1-2, the following technical solutions are adopted in the present embodiment: a storage battery online maintenance system comprises a storage battery online discharge unit 1, a storage battery monitoring unit 2, a data acquisition processing transmission unit 3, a cloud platform control calculation unit 4, a storage battery pack 5 and a charger load system 6, wherein the storage battery online discharge unit 1 is electrically connected with the positive and negative electrodes of the storage battery pack 5 and the charger load system 6, the storage battery pack 5 is separated from the charger in a discharge state, a DC/DC module in the storage battery online discharge unit 1 boosts the storage battery pack 5 to supply power to a load, and is connected with the charger in a charge state, and the charging current is adjusted through a current limiting resistor in the storage battery online discharge unit 1; the data acquisition unit of the data acquisition processing transmission unit 3 is connected with the storage battery monitoring unit 2 through a UART/RS485 interface, and the data acquisition processing transmission unit 3 is also connected with the storage battery online discharge unit 1 and the cloud platform control computing unit 4.
It is worth noting that the storage battery online discharge unit 1 comprises a contactor 1-1, a DC/DC module 1-2 and a current limiting resistor array 1-3, wherein the contactor 1-1 is respectively connected with the DC/DC module 1-2 and the current limiting resistor array 1-3.
It should be noted that the contactor 1-1 is responsible for switching between a discharging state and a charging state (the storage battery and the charger are disconnected into the discharging state, otherwise, into the charging state)
It is worth noting that the current limiting resistor arrays 1-3 are responsible for adjusting the charging current of the battery charger to the storage battery in the charging state.
It is noted that the DC/DC module 1-2 is responsible for adjusting the magnitude of the discharge current of the battery to the load in the discharge state.
It should be noted that the battery monitoring unit 2 is responsible for monitoring battery data in the charging and discharging process, including battery voltage, current, and internal resistance.
It should be noted that the data processing unit in the data acquisition, processing and transmission unit 3 analyzes the data of the data acquisition unit to obtain corresponding valid data, and converts the valid data into a standard and unified format.
In addition, the cloud platform control computing unit 4 provides a control interface to realize the start and stop of the maintenance process, and calculates the whole maintenance process data to evaluate the health state of the storage battery pack.
The invention adopts a storage battery online discharging device, a storage battery monitoring unit and a data acquisition unit to realize online discharging and health evaluation of a storage battery, in particular to the storage battery online discharging device, wherein a storage battery group is connected with a charger to realize switching between a discharging state and a charging state controlled by a program, a DC/DC boosting module of the device is combined to realize online power supply of the storage battery group to a load, a current limiting resistor is combined to realize charging current regulation, and the health state of the storage battery is finally evaluated by combining single data monitoring in a maintenance process and a data acquisition, analysis and transmission unit and the use of cloud platform big data.
The online discharge unit is connected with the positive electrode and the negative electrode of the storage battery and the positive electrode and the negative electrode of the charger to realize the control of the discharge state and the charge state of the storage battery, the external discharge of the storage battery is realized by combining with the internal DC/DC unit, the charge current regulation of the storage battery is realized by combining with the internal current limiting resistor, the change of various parameters of the storage battery, including the parameters of voltage, current, internal resistance and the like, is monitored by the storage battery monitoring unit in the whole process, the data is collected, analyzed and transmitted to the cloud platform by the data collection unit, and the cloud platform is used for evaluating the.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The storage battery online maintenance system is characterized by comprising a storage battery online discharging unit (1), a storage battery monitoring unit (2), a data acquisition, processing and transmission unit (3), a cloud platform control and calculation unit (4), a storage battery pack (5) and a charger load system (6), wherein the storage battery online discharging unit (1) is electronically connected with the positive and negative electrodes of the storage battery pack (5) and the charger load system (6), the storage battery pack (5) is separated from the charger in a discharging state, a DC/DC module in the storage battery online discharging unit (1) boosts the storage battery pack (5) to supply power to a load, the charger is connected in a charging state, and charging current is adjusted through a current limiting resistor in the storage battery online discharging unit (1); the data acquisition unit of the data acquisition processing transmission unit (3) is connected with the storage battery monitoring unit (2) through a UART/RS485 interface, and the data acquisition processing transmission unit (3) is also connected with the storage battery online discharge unit (1) and the cloud platform control computing unit (4).
2. The online storage battery maintenance system according to claim 1, wherein the online storage battery discharge unit (1) comprises a contactor (1-1), a DC/DC module (1-2) and a current limiting resistor array (1-3), and the contactor (1-1) is respectively connected with the DC/DC module (1-2) and the current limiting resistor array (1-3).
3. An on-line maintenance system for accumulators according to claim 2, characterized in that said contactor (1-1) is responsible for the switching between the discharged and charged states.
4. An on-line maintenance system for storage batteries according to claim 2, characterized in that the current limiting resistor array (1-3) is responsible for adjusting the charging current supplied to the storage battery by the charger in the charging state.
5. An on-line maintenance system for storage batteries according to claim 2, characterized in that the DC/DC module (1-2) is responsible for adjusting the magnitude of the discharge current of the storage battery to the load in the discharge state.
6. The storage battery online maintenance system according to claim 1, wherein the storage battery monitoring unit (2) is responsible for monitoring storage battery data in the charging and discharging process, including battery voltage, current and internal resistance.
7. The storage battery on-line maintenance system according to claim 1, wherein the data processing unit in the data acquisition, processing and transmission unit (3) analyzes the data of the data acquisition unit, obtains corresponding valid data, and converts the valid data into a standard and unified format.
8. The storage battery online maintenance system according to claim 1, wherein the cloud platform control computing unit (4) provides a control interface to start and stop the maintenance process, and calculates the whole process data of maintenance to evaluate the health status of the storage battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043051.8A CN111129625A (en) | 2020-01-15 | 2020-01-15 | Online maintenance system for storage battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043051.8A CN111129625A (en) | 2020-01-15 | 2020-01-15 | Online maintenance system for storage battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111129625A true CN111129625A (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010043051.8A Withdrawn CN111129625A (en) | 2020-01-15 | 2020-01-15 | Online maintenance system for storage battery |
Country Status (1)
| Country | Link |
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| CN (1) | CN111129625A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817406A (en) * | 2020-09-08 | 2020-10-23 | 博众精工科技股份有限公司 | Power supply system and maintenance method of battery pack |
| CN113671398A (en) * | 2021-08-25 | 2021-11-19 | 安徽南瑞继远电网技术有限公司 | Storage battery internal resistance real-time monitoring device and monitoring method thereof |
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| US6323608B1 (en) * | 2000-08-31 | 2001-11-27 | Honda Giken Kogyo Kabushiki Kaisha | Dual voltage battery for a motor vehicle |
| CN202019204U (en) * | 2011-04-13 | 2011-10-26 | 曹慧 | On-line discharging intelligent monitor of storage battery |
| JP2012074333A (en) * | 2010-09-30 | 2012-04-12 | Hitachi Vehicle Energy Ltd | Power storage device and monitoring-control device used therefor |
| CN103064027A (en) * | 2012-11-12 | 2013-04-24 | 陕西省电力公司检修公司 | On-line monitoring and maintaining system for 750-volt wireless intelligent storage battery |
| CN106487046A (en) * | 2015-08-25 | 2017-03-08 | 上海沪歌智能科技有限公司 | A kind of automatic maintenance management device of battery |
| CN106486709A (en) * | 2015-08-25 | 2017-03-08 | 上海沪歌智能科技有限公司 | A kind of battery automatic management method and system |
| CN206422175U (en) * | 2017-02-06 | 2017-08-18 | 陕西柯蓝电子有限公司 | The full on-line maintenance of 48V batteries and care device |
-
2020
- 2020-01-15 CN CN202010043051.8A patent/CN111129625A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6323608B1 (en) * | 2000-08-31 | 2001-11-27 | Honda Giken Kogyo Kabushiki Kaisha | Dual voltage battery for a motor vehicle |
| JP2012074333A (en) * | 2010-09-30 | 2012-04-12 | Hitachi Vehicle Energy Ltd | Power storage device and monitoring-control device used therefor |
| CN202019204U (en) * | 2011-04-13 | 2011-10-26 | 曹慧 | On-line discharging intelligent monitor of storage battery |
| CN103064027A (en) * | 2012-11-12 | 2013-04-24 | 陕西省电力公司检修公司 | On-line monitoring and maintaining system for 750-volt wireless intelligent storage battery |
| CN106487046A (en) * | 2015-08-25 | 2017-03-08 | 上海沪歌智能科技有限公司 | A kind of automatic maintenance management device of battery |
| CN106486709A (en) * | 2015-08-25 | 2017-03-08 | 上海沪歌智能科技有限公司 | A kind of battery automatic management method and system |
| CN206422175U (en) * | 2017-02-06 | 2017-08-18 | 陕西柯蓝电子有限公司 | The full on-line maintenance of 48V batteries and care device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817406A (en) * | 2020-09-08 | 2020-10-23 | 博众精工科技股份有限公司 | Power supply system and maintenance method of battery pack |
| CN113671398A (en) * | 2021-08-25 | 2021-11-19 | 安徽南瑞继远电网技术有限公司 | Storage battery internal resistance real-time monitoring device and monitoring method thereof |
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Application publication date: 20200508 |
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