CN107611501A - Batteries monitoring system, batteries and its cell unit - Google Patents

Batteries monitoring system, batteries and its cell unit Download PDF

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Publication number
CN107611501A
CN107611501A CN201710718361.3A CN201710718361A CN107611501A CN 107611501 A CN107611501 A CN 107611501A CN 201710718361 A CN201710718361 A CN 201710718361A CN 107611501 A CN107611501 A CN 107611501A
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China
Prior art keywords
cell
unit
batteries
information
information acquisition
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CN201710718361.3A
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CN107611501B (en
Inventor
尹强
赵启良
裴国强
罗治军
于越
庞浩
刘向立
刘建军
边慧萍
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State Grid Corp of China SGCC
Xuji Group Co Ltd
XJ Electric Co Ltd
Xuji Power Co Ltd
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State Grid Corp of China SGCC
Xuji Group Co Ltd
XJ Electric Co Ltd
Xuji Power Co Ltd
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Application filed by State Grid Corp of China SGCC, Xuji Group Co Ltd, XJ Electric Co Ltd, Xuji Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201710718361.3A priority Critical patent/CN107611501B/en
Publication of CN107611501A publication Critical patent/CN107611501A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The present invention relates to batteries monitoring system, batteries and its cell unit, batteries monitoring system includes batteries and monitoring unit, batteries include at least two cell units, cell unit includes cell body and the information acquisition unit set with corresponding cell Ontology integration, information acquisition unit is used for the related data information for gathering corresponding cell body, information acquisition unit in each cell unit is all connected on data acquisition bus, monitoring unit connects data acquisition bus by communication line, communicated with being realized with each information acquisition unit.So, data acquisition lines between batteries and monitoring unit greatly reduce, collection circuit is exported without each cell unit, solves the more caused cabling aesthetic problem of connecting line between batteries and monitoring unit, moreover, avoid the more caused pole insufficient height problems of pole gathering line.

Description

Batteries monitoring system, batteries and its cell unit
Technical field
The present invention relates to batteries monitoring system, batteries and its cell unit.
Background technology
At present, analysing valve control type lead-acid accumulator battery group can be relay protection, peace self-chambering in the case where station is with alternating current dead electricity Put and the offer such as emergency lighting reliably controls power supply, be the reliable operation powers of offer such as breaker, therefore, VRLA Batteries have the function that very important in transformer station.Meanwhile analysing valve control type lead-acid accumulator battery group is known as " non-maintaining electricity Pond ", it is in fact " non-maintaining " simply to add water, acid adding, change the maintenance such as liquid, and also only measurement stores the detection to battery status The float charge voltage of battery pack, electric current etc., the true capacity of batteries can not be accurately measured, predict can be used for batteries Time, this allows for the operation of valve-control sealed lead acid battery group there is many potential safety hazards, seriously affects straight-flow system Safe operation.If the backwardness cell to have gone wrong can not be found in time and be changed or disposed, it is likely that The cell capacity of large area is caused not reach requirement.Once alternating current interrupts suddenly, caused by consequence will be hardly imaginable, this Huge hidden danger not only is brought to information transfer, and is likely to cause heavy economic losses.
In this way, many researchers are directed to the composition structure of batteries, the failure mechanism of batteries is analyzed, detection stores The parameters such as the voltage of battery pack, monomer battery voltage, cell temperature, internal resistance of single cell, with reference to fuzzy control, artificial god Through network scheduling algorithm, with reference to substantial amounts of experimental data, start to estimate the health status of batteries.But wherein permitted More detection method to the parameter of batteries, it is necessary to detect, and then bring the increase of detection connecting line, while battery The pole of group just matches with intercell connection line, and the height of pole is not met if detection line is increased so that pole and electricity The matching strip of connecting line carrys out problem between pond.
At present, it is more and more with the monitoring of dc source batteries and the research of maintenance technology on station, but it grinds The research of the predominantly relation of detection technique, state parameter and batteries, intellectualized operation etc. is studied carefully, in existing technology In the case of disclosure satisfy that functional requirement, but there are many areas for improvement in production, technique, standardization etc..
The electronic schematic diagram of existing batteries status monitoring is as shown in figure 1, the analog signal of collection includes monomer Cell voltage, cell temperature and internal resistance of single cell.Monomer battery voltage collection needs the positive/negative pole in cell Two gathering lines of upper extraction, the voltage and monomer battery voltage of capacity, batteries according to needed for system, it can be deduced that required Cell quantity is n, then monomer battery voltage gathering line needs 2*n, and accesses battery collecting unit;Cell temperature Degree collection needs positive terminal, negative terminal in cell either to draw 2 or 1 gathering line on the shell of electric body battery, According to required cell quantity n, obtaining cell temperature acquisition line needs 2*n or n;Internal resistance of single cell collection needs Selection gathering line is carried out according to internal resistance detection method, if according to direct-current discharge method, 9 or 8 cells are divided into one group and entered Row electric discharge (also having other combinations), according to required cell quantity n, the gathering line for obtaining internal resistance of single cell is n/9* 2 or n/8*2;Therefore, the gathering line in battery screen is quite a lot of, while the connecting line on pole is also more, causes to shield in body Cabling aesthetics declines, and the fixation of pole position has potential safety hazard.Battery collecting unit passes through the status signal of battery Cross communication modes and be uploaded to direct-current supervision unit.
Therefore, existing batteries monitoring connecting line is more, i.e., the collection between batteries and extraneous monitoring unit Information transmission line is more, adds the wiring work of worker, and then adds cost of labor;Connecting line is more, the company of adding The Material Cost of wiring;Wiring time is grown, and then the production cycle is grown, and reduces production efficiency;Connecting line is more, joins with Wiring technology Difference is uneven, it is impossible to meets requirement attractive in appearance, and then have impact on attractive in appearance, it is important that if connecting line is more, easily causes the height of pole Degree is not met so that the matching strip of pole and intercell connection line carrys out problem.
The content of the invention
It is single with monitoring to solve existing batteries it is an object of the invention to provide a kind of batteries monitoring system The problem of needing to set many data collection circuits between member.Present invention simultaneously provides a kind of batteries and a kind of monomer electricity Pool unit
To achieve the above object, the solution of the present invention includes a kind of batteries monitoring system, including batteries and prison Control unit, the batteries include at least two cell units, cell unit including cell body and with The information acquisition unit that corresponding cell Ontology integration is set, information acquisition unit are used to gather corresponding cell sheet The related data information of body, the information acquisition unit in each cell unit are all connected on data acquisition bus, and the monitoring is single Member connects the data acquisition bus by communication line, is communicated with being realized with each information acquisition unit.
In batteries monitoring system provided by the invention, each cell unit includes two parts, is monomer electricity respectively Pond body and information acquisition unit, wherein, information acquisition unit is set with cell Ontology integrationization, corresponding single for gathering The related data information of body battery body, that is to say, that the information gathering for gathering cell is partially integrated in monomer electricity Inside pond, the related data information of each cell is completed inside each cell, passes through data transfer after the completion of collection Circuit is output on data acquisition bus, and the data message of all cells is transferred on data acquisition bus, and is gathered total Line is also provided in batteries, and monitoring unit connects data acquisition bus by communication line, and each list is obtained from data acquisition bus The data message of body battery, so, only have communication line to realize data interaction, normal conditions between monitoring unit and batteries Under, communication line only has data transmitting branch and data receiving branch two, so, the number between batteries and monitoring unit Greatly reduce according to collection circuit, collection circuit is exported without each cell unit, only need two connection cans real Now monitor the state of all cell units.Therefore, traditional concentrated collection form is changed into distribution by the monitoring system Collection, the information gathering of each cell unit work oneself independent process, solve between batteries and monitoring unit Cabling aesthetic problem, reduces workload while realizes the attractive in appearance of connecting line caused by connecting line is more.Moreover, avoid pole Pole insufficient height problem caused by post gathering line is more, and then the electrical safety hidden danger for avoiding bringing by pole insufficient height is asked Topic, realizes the matching between connecting line and pole;Also, simplify the operation of the connecting line between batteries and monitoring unit Flow, improve the production efficiency of batteries, reduce cost of labor that worker's cabling, distribution and Processing examination bring and The Material Cost of connecting line, good foundation is provided for standardized production, and can realize that the state of batteries is reliable Monitoring, so as to reliably be estimated to the health status of batteries.
Sum it up, compared with existing monitoring system, monitoring system provided by the invention completes its functional On the basis of, distribution collection, standardized production, the optimization for reducing the features such as cost, good appearance are realized, is made it have stronger The market competitiveness, while application prospect is more extensive.
Described information collecting unit includes monomer battery voltage acquisition module, cell temperature collect module, monomer electricity Pond internal resistance acquisition module and corresponding information gathering circuit.
Information acquisition unit includes being used for the binding post for connecting the data acquisition bus, the terminals of each information acquisition unit Son is with data acquisition bus by plug connector to inserting connection.
The present invention also provides a kind of batteries, including at least two cell units, and cell unit includes single Body battery body and the information acquisition unit set with corresponding cell Ontology integration, information acquisition unit are used for collection pair The related data information for the cell body answered, the information acquisition unit in each cell unit are all connected to data acquisition bus On, the related data information of each cell body can be collected by connecting the data acquisition bus by communication line.
Described information collecting unit includes monomer battery voltage acquisition module, cell temperature collect module, monomer electricity Pond internal resistance acquisition module and corresponding information gathering circuit.
Information acquisition unit includes being used for the binding post for connecting the data acquisition bus, the terminals of each information acquisition unit Son is with data acquisition bus by plug connector to inserting connection.
Present invention simultaneously provides a kind of cell unit, including cell body and with corresponding cell body Integrally disposed information acquisition unit, information acquisition unit are used for the related data information for gathering corresponding cell body.
Described information collecting unit includes monomer battery voltage acquisition module, cell temperature collect module, monomer electricity Pond internal resistance acquisition module and corresponding information gathering circuit.
Information acquisition unit includes being used for the binding post for connecting outside relevant device.
Brief description of the drawings
Fig. 1 is the electronic schematic diagram of existing batteries status monitoring;
Fig. 2 is the electronic schematic diagram of batteries monitoring system provided by the invention.
Embodiment
Batteries monitoring system embodiment
The present embodiment provides a kind of batteries monitoring system, including two large divisions, is that batteries and monitoring are single respectively Member, wherein, monitoring unit realizes the monitoring of batteries, such as BMS, because monitoring unit belongs to conventional equipment, the present embodiment Just the structure composition of monitoring unit is not described in detail.Batteries include at least two cell units, specific number Set according to being actually needed, such as:The number of cell unit is specifically set according to the power of electrical equipment.
For any one cell unit, including cell body and information acquisition unit, wherein, cell Body is energy storage and energized part, and information acquisition unit is used for the related data information for gathering corresponding cell body, and And information acquisition unit designs with cell Ontology integrationization, both are integrally disposed, as an entirety production and sell. That is, cell unit is equivalent to the cell in traditional understanding, in traditional cell only energy storage and Energized part, and the cell unit that the application provides, i.e., inside cell in addition to energy storage and energized part, also have Information acquisition unit, therefore, the cell unit have broken the production standard of traditional cell, and information acquisition unit is set Put in the inside of cell, just information acquisition unit is applied to inside cell when cell produces.Such as A separate space is hewed out on cell body, information acquisition unit is arranged in the separate space, it is integrated to realize Set.
The data message species that the part of information acquisition unit gathers as needed determines, in the present embodiment, information Collecting unit is used for the information of voltage, temperature information and internal resistance information for gathering cell body, then, information acquisition unit is just Including monomer battery voltage acquisition module, cell temperature collect module and internal resistance of single cell acquisition module, certainly, also wrap Include the corresponding information gathering circuit of each acquisition module.Because above-mentioned three kinds of acquisition modules belong to routine techniques, this implementation Example is not just described in detail to each acquisition module.
So each acquisition module and corresponding information gathering circuit monomer is integrated in just when cell produces Inside battery, each information gathering circuit is the connection line inside cell unit, also, each information acquisition unit is useful In the binding post interacted with the external world, such as exporting or receiving extraneous control instruction etc. by gathered data.Due to Just information acquisition unit is integrated in inside cell when producing cell, therefore, with the cell produced For outward appearance, on cell housing in addition to both positive and negative polarity, also binding post, moreover, except both positive and negative polarity and binding post Shell body on there is no any connection line.
The both positive and negative polarity of each cell body utilizes electrically connected circuit by required connected mode (in parallel or in series) Connection.Moreover, as shown in Fig. 2 batteries also include data acquisition bus, the binding post of each information acquisition unit is all connected with this and adopted Collect bus, monitoring unit also connects the data acquisition bus by communication line, then, monitoring unit with data acquisition bus by communicating just The related data information of each cell body in data acquisition bus can be obtained.Therefore, except inherently having in batteries Each cell body between electrically connected circuit outside, the connection line occurred in batteries only has data acquisition bus, In other words, the connection line occurred in whole monitoring system only has data acquisition bus and communication line, in other words, monitoring unit with Connection line between batteries only has communication line.As shown in Figure 2, it is generally the case that binding post includes two ports, It is RXD and TXD respectively, therefore, binding post can make two pin communication terminals, for being connected with data acquisition bus, and gather total Line just includes two branch roads accordingly, the RXD ports of each information acquisition unit of connection, is properly termed as receiving bus, another Bar connects the TXD ports of each information acquisition unit, is properly termed as sending bus.Correspondingly, communication line includes two branch roads, and one Bar communicates branch road and is connected with receiving bus communication, and monitoring unit can receive bus by communication Zhi Luxiang and issue corresponding control System instruction;Another communication branch road with send bus communication be connected, monitoring unit can by the communication branch road from transmission bus The upper gathered data information for obtaining each cell body.
In addition, for the ease of the connection of each information acquisition unit, the binding post and data acquisition bus of each information acquisition unit Can be by plug connector to inserting connection.Moreover, in order to ensure the accuracy of information acquisition unit gathered data, each information gathering list Filtering, conditioning and process circuit can also be set in member, and the data message collected is filtered, nurses one's health and is transported to after handling and is adopted Collect in bus.
So there was only the transmission that communication line realizes data between monitoring unit and batteries, i.e., only need two communications Circuit is the information gathering that whole batteries can be achieved, and number is exported to monitoring unit relative to traditional each cell According to the mode of collection circuit, i.e., compared to needing 2*n voltage acquisition line, 2*n either n temperature acquisition line and n/9*2 or N/8*2 internal resistance of cell gathering line, cabling greatly reduces, while concentrated collection is changed into distribution collection, solves battery The more caused cabling aesthetic problem of connecting line between group and monitoring unit, avoid the more caused poles height of pole gathering line Inadequate problem, while the electrical safety potential problem for avoiding pole insufficient height from bringing, improve production efficiency, reduce connection The Material Cost and cost of labor of line and worker's cabling, good foundation is provided for standardized production, and storage can be realized The status monitoring of battery, so as to be estimated to the health status of batteries.
In addition, the batteries monitoring system that the present embodiment provides can realize standardized production, directly by cell Batteries are formed by intercell connection line, the status information of cell is by giving monitoring unit on communication modes, letter Change the operating process of the direct connecting line of cell, improve production efficiency.Shield a row in body and several assembled units be installed, Several rows are installed altogether in one screen body, total feed leg number of such feed panel can be decided.According to feed leg Number, a row is defined as into a unit to be assembled, and unnecessary feed placement can install filler panel, therefore can realize Standardized production.
Specific embodiment is presented above, but the present invention is not limited to described embodiment.The base of the present invention This thinking is above-mentioned basic scheme, for those of ordinary skill in the art, according to the teachings of the present invention, designs various changes The model of shape, formula, parameter simultaneously need not spend creative work.It is right without departing from the principles and spirit of the present invention The change, modification, replacement and modification that embodiment is carried out are still fallen within protection scope of the present invention.
Batteries embodiment
The present embodiment provides a kind of batteries, although the batteries belong to a part for batteries monitoring system, But the batteries can be individually produced, sell and protected, due in above-mentioned monitoring system embodiment to the batteries It is described in detail, the present embodiment just no longer illustrates.
Cell unit embodiment
The present embodiment is supplied to a kind of cell unit, and the cell unit belongs to the component of batteries, It can individually produce, sell and protect, due to having been carried out in detail to the cell unit in above-mentioned monitoring system embodiment Ground describes, and the present embodiment just no longer illustrates.

Claims (9)

1. a kind of batteries monitoring system, including batteries and monitoring unit, it is single that the batteries include at least two Body battery unit, it is characterised in that cell unit include cell body and with corresponding cell Ontology integration The information acquisition unit of setting, information acquisition unit are used for the related data information for gathering corresponding cell body, each list Information acquisition unit in body battery unit is all connected on data acquisition bus, described in the monitoring unit is connected by communication line Data acquisition bus, communicated with being realized with each information acquisition unit.
2. batteries monitoring system according to claim 1, it is characterised in that described information collecting unit includes monomer Battery voltage acquisition module, cell temperature collect module, internal resistance of single cell acquisition module and corresponding information gathering Circuit.
3. batteries monitoring system according to claim 1, it is characterised in that information acquisition unit includes being used to connect The binding post of the data acquisition bus, the binding post of each information acquisition unit are connected with data acquisition bus by plug connector to inserting.
4. a kind of batteries, including at least two cell units, it is characterised in that cell unit includes monomer electricity Pond body and the information acquisition unit set with corresponding cell Ontology integration, information acquisition unit are corresponding for gathering The related data information of cell body, the information acquisition unit in each cell unit are all connected on data acquisition bus, The related data information of each cell body can be collected by connecting the data acquisition bus by communication line.
5. batteries according to claim 4, it is characterised in that described information collecting unit includes monomer battery voltage Acquisition module, cell temperature collect module, internal resistance of single cell acquisition module and corresponding information gathering circuit.
6. batteries according to claim 4, it is characterised in that information acquisition unit includes being used to connect the collection The binding post of bus, the binding post of each information acquisition unit are connected with data acquisition bus by plug connector to inserting.
A kind of 7. cell unit, it is characterised in that including cell body and with corresponding cell Ontology integration The information acquisition unit of setting, information acquisition unit are used for the related data information for gathering corresponding cell body.
8. cell unit according to claim 7, it is characterised in that described information collecting unit includes cell Voltage acquisition module, cell temperature collect module, internal resistance of single cell acquisition module and corresponding information gathering circuit.
9. cell unit according to claim 7, it is characterised in that information acquisition unit includes being used to connect outside The binding post of relevant device.
CN201710718361.3A 2017-08-21 2017-08-21 Storage battery pack monitoring system, storage battery pack and single battery unit thereof Active CN107611501B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101420036A (en) * 2007-10-22 2009-04-29 深圳迈瑞生物医疗电子股份有限公司 Power supply management device and method for battery
CN202025074U (en) * 2011-02-25 2011-11-02 张贵民 Online detection and maintenance device for storage battery
CN102324589A (en) * 2011-09-09 2012-01-18 宋杰 Intelligent sealed valve control lead-acid storage battery with embedded parameter sensor
US20140225622A1 (en) * 2011-09-08 2014-08-14 Hitachi Vehicle Energy, Ltd. Battery system monitoring device
CN104617633A (en) * 2015-02-24 2015-05-13 刘光辰 Intelligent battery, electricity transfer bus system and balanced charging and discharging method
CN105044604A (en) * 2015-06-26 2015-11-11 国网上海市电力公司 Storage battery pack online monitoring system and monitoring method thereof
CN105098910A (en) * 2015-08-11 2015-11-25 郑永春 Intelligent lithium battery and distributed management system thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101420036A (en) * 2007-10-22 2009-04-29 深圳迈瑞生物医疗电子股份有限公司 Power supply management device and method for battery
CN202025074U (en) * 2011-02-25 2011-11-02 张贵民 Online detection and maintenance device for storage battery
US20140225622A1 (en) * 2011-09-08 2014-08-14 Hitachi Vehicle Energy, Ltd. Battery system monitoring device
CN102324589A (en) * 2011-09-09 2012-01-18 宋杰 Intelligent sealed valve control lead-acid storage battery with embedded parameter sensor
CN104617633A (en) * 2015-02-24 2015-05-13 刘光辰 Intelligent battery, electricity transfer bus system and balanced charging and discharging method
CN105044604A (en) * 2015-06-26 2015-11-11 国网上海市电力公司 Storage battery pack online monitoring system and monitoring method thereof
CN105098910A (en) * 2015-08-11 2015-11-25 郑永春 Intelligent lithium battery and distributed management system thereof

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