CN104852096B - Intelligent accummulator diagnosis prediction system - Google Patents
Intelligent accummulator diagnosis prediction system Download PDFInfo
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- CN104852096B CN104852096B CN201510293239.7A CN201510293239A CN104852096B CN 104852096 B CN104852096 B CN 104852096B CN 201510293239 A CN201510293239 A CN 201510293239A CN 104852096 B CN104852096 B CN 104852096B
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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
- H01M10/4285—Testing apparatus
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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)
- Secondary Cells (AREA)
Abstract
The present invention provides a kind of intelligent accummulator diagnosis prediction system comprising：The online polling module of voltage, the online polling module of internal resistance, current temperature on-line checking module, ground state on-line monitoring module, activation devulcanization function module, master control and display module and host computer；The online polling module of voltage, the online polling module of internal resistance, current temperature on-line checking module, ground state on-line monitoring module, online activation devulcanization function module are parallel with one another, and with master control and display module signal transmission, master control and display module and host computer telecommunication.The intelligent accummulator diagnosis prediction system of the present invention is in the form of intelligent and networking, pass through the monitoring to accumulator internal resistance, voltage, temperature and charging and discharging currents etc., reflect the health status of accumulator authentic and validly, to find the accumulator to go wrong in time, prevent the generation of accumulator failure ahead of time.Science, accurate foundation are provided for the safe operation and maintenance of accumulator.
Description
Technical field
The present invention relates to ice storing time technical field more particularly to a kind of intelligent accummulator diagnosis prediction systems.
Background technology
Chemical energy is converted into the device of electric energy chemical cell, commonly abbreviated as battery.After electric discharge, the side of charging can be used
Formula makes internal active material regenerate --- electric energy is stored as chemical energy；It needs that chemical energy is converted to electric energy again when electric discharge,
This kind of battery is known as accumulator, also referred to as secondary cell.
Accumulator is a kind of device that chemical energy is directly translated into electric energy, is the battery designed by rechargeable, passes through
Reversible chemical reaction realization recharges, and typically refers to lead-acid accumulator, it is one kind in battery, belongs to secondary cell.It
Operation principle：So that internal active material is regenerated using external electric energy when charging, electric energy is stored as chemical energy, needs to discharge
Chemical energy is converted to electric energy output by Shi Zaici.
Specifically, as shown in Figure 1, it is the equivalent circuit diagram of internal storage battery.Wherein, " E " is battery ideal electromotive force,
There is fixed relationship with battery SOC." R1 " entitled Ohmic resistance, by inside battery electrode material, electrolyte, internal resistance and each
The contact resistance of part is constituted.When there is cell degradation, electrolyte dry-out, Ohmic resistance R1 will be shown as and increased.Ohm electricity
Whether sufficient resistance and battery capacity relationship be little, so being mainly used for judging battery life." R2 " is polarization resistance, chemical anti-
The resistance caused by polarization reaction during answering.Polarization resistance is related with the electricity of battery, when battery is in electric discharge, with battery
Electricity is reduced, and polarization resistance will obviously increase." C " is polarization capacity, the equivalent capacity caused by polarization reaction.With battery electricity
It measures related.
During the work time, inevitably various problems, therefore, it is necessary to a kind of detecting systems for above-mentioned accumulator
Accumulator is detected.The detecting system needs to monitor accumulator internal resistance fully to detect dead battery；Meanwhile it needing pair
Accumulator carries out online continuous monitoring, detected the battery to go wrong as early as possible after ensuring battery failure；Furthermore, it is necessary to
Battery cell is monitored, fully to find battery problems；Finally, it is also necessary to which the temperature for monitoring single battery avoids electricity in time
Pond generates heat accident on fire.But existing detecting system function is more single, cannot achieve the complete detection of accumulator.
Therefore, in view of the above-mentioned problems, it is necessary to propose further solution.
Invention content
It is existing in the prior art to overcome the purpose of the present invention is to provide a kind of intelligent accummulator diagnosis prediction system
It is insufficient.
For achieving the above object, a kind of intelligent accummulator diagnosis prediction system of offer of the invention comprising：Voltage
Online polling module, the online polling module of internal resistance, current-temperature on-line checking module, ground state on-line monitoring module, activation
Devulcanization function module, master control and display module and host computer；
The online polling module of the voltage, the online polling module of internal resistance, current-temperature on-line checking module, ground state
It is parallel with one another to monitor module, online activation devulcanization function module on-line, and with the master control and display module signal transmission, institute
State master control and display module and the host computer telecommunication.
The improvement of intelligent accummulator diagnosis prediction system as the present invention, the online polling module of voltage includes voltage
Collecting unit and voltage detection unit.
The improvement of intelligent accummulator diagnosis prediction system as the present invention, the online polling module of internal resistance include filtering
Unit, computing unit and discharge cell.
The improvement of intelligent accummulator diagnosis prediction system as the present invention, the online polling module of internal resistance are stored with corresponding
Battery is connected by four-wire method.
The improvement of intelligent accummulator diagnosis prediction system as the present invention, the current-temperature on-line checking module packet
Include current-temperature collecting unit and current-temperature detection unit.
The improvement of intelligent accummulator diagnosis prediction system as the present invention, the ground state on-line monitoring module include
Detection unit, the detection unit is for detecting the state of insulation of accumulator over the ground, and whether there is or not outer casing ruptures for detectable accumulator
Situation.
The improvement of intelligent accummulator diagnosis prediction system as the present invention, the activation devulcanization function module include living
Change unit and devulcanization unit.
The improvement of intelligent accummulator diagnosis prediction system as the present invention is held when any accumulator internal resistance increases or loses
When, the activation devulcanization function module starts automatically.
The improvement of intelligent accummulator diagnosis prediction system as the present invention, the master control and display module include that control is single
Member, display unit and wireless transmission unit, described control unit are electrically connected with the display unit, described control unit
It is supervised online with the online polling module of the voltage, the online polling module of internal resistance, current-temperature on-line checking module, ground state
Module, activation devulcanization function module data transmission are surveyed, the master control and display module pass through the wireless transmission unit and institute
Host computer is stated to carry out telecommunication.
The improvement of intelligent accummulator diagnosis prediction system as the present invention, the host computer are remote back-office computer.
Compared with prior art, the beneficial effects of the invention are as follows：The intelligent accummulator diagnosis prediction system of the present invention is with intelligence
The form of energyization and networking, by the monitoring to accumulator internal resistance, voltage, temperature and charging and discharging currents etc., authentic and validly
The health status for reflecting accumulator prevents the generation of accumulator failure ahead of time to find the accumulator to go wrong in time.For
It the safe operation of accumulator and safeguards offer science, accurate foundation, releases the trouble and worry of user.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in invention, for those of ordinary skill in the art, without creative efforts,
Other drawings may also be obtained based on these drawings.
Fig. 1 is the equivalent circuit diagram of internal storage battery in the prior art；
Fig. 2 is the module diagram of one specific implementation mode of intelligent accummulator diagnosis prediction system of the present invention；
Fig. 3 is the circuit diagram of intelligent accummulator diagnosis prediction system in Fig. 2；
Fig. 4 is schematic diagram when the online polling module of internal resistance is connect with accumulator according to four-wire method.
Specific implementation mode
The present invention is described in detail for each embodiment shown in below in conjunction with the accompanying drawings, but it should explanation, these
Embodiment is not limitation of the present invention, those of ordinary skill in the art according to function, method made by these embodiments,
Or the equivalent transformation in structure or replacement, all belong to the scope of protection of the present invention within.
As shown in Figure 2,3, intelligent accummulator diagnosis prediction system of the invention can simultaneously diagnose plurality of groups of storage batteries
Prediction.It includes：Voltage online polling module 10, current-temperature on-line checking module 30, connects the online polling module 20 of internal resistance
Ground state on_line monitoring module 40, activation devulcanization function module 50, master control and display module 60 and host computer 70.
The voltage online polling module 10, current-temperature on-line checking module 30, connects the online polling module 20 of internal resistance
Ground state on_line monitoring module 40, online activation devulcanization function module 50 are parallel with one another, and with the master control and display module
60 signal transmissions, the master control and display module 60 and 70 telecommunication of the host computer.
Specifically, the online polling module 10 of the voltage is for being acquired and detecting to the voltage of each accumulator.It is wrapped
Include voltage acquisition unit and voltage detection unit.In addition, for the voltage data collected, total voltage curve, each is produced
Monomer voltage curve and voltage curve.And it when battery tension occurs abnormal, can alarm.
As shown in figure 4, the online polling module 20 of internal resistance is for being acquired and detecting to the internal resistance of each accumulator.Its
Including filter unit, computing unit and discharge cell.And the online polling module 20 of internal resistance passes through four with corresponding accumulator
Collimation method connects.Wherein, the positive and negative anodes of four-wire method, that is, accumulator have the online polling module of both threads and the internal resistance 20 to connect respectively,
One carries out pulsed discharge to accumulator, and another is used for signal acquisition, and measuring system is only from excitation and gathering line meet meter
Calculate internal resistance.To avoid line to hinder the influence to measurement result completely, reduce the requirement to cable quality of connection.
Specifically, after the internal resistance receives the order for measuring internal resistance in line polling module 20, computing unit is calculated using internal
Method controls the amplitude and frequency of electric current, and discharge cell forms proprietary discharge waveform to battery discharge.Discharge current is 2 ~ 6 peaces
Training, to ensure that the voltage responsive of accumulator comes from the true energy layer of accumulator rather than surface energy layer.
The pulse current discharging that the online polling module 20 of internal resistance provides can cause the minor fluctuations of cell voltage, by adopting
Line concentration collects weak voltage signals in module.By built-in system identification with enhanced processing after, be converted to digital signal into
Row operation.Finally obtain the Ohmic resistance of accumulator, the numerical value of polarization resistance and polarization capacity.In data processing,
Filter unit and software algorithm can screen useful signal, reject the interference that battery charging equipment or other equipment are brought
Signal ensures that final internal resistance numerical value has very high repeatable accuracy.
The current-temperature on-line checking module 30 is for being acquired the electric current and temperature of each accumulator, detecting.Inspection
In data transmission to master control and display module 60 after survey, by master control and 60 diagnosis prediction system program of display module to data into
Row analysis is compared, and the health status result of accumulator is finally provided.Maintenance will be provided to the accumulator in unhealthy status to build
View.The current-temperature on-line checking module 30 includes current-temperature collecting unit and current-temperature detection unit.
The ground state on-line monitoring module 40 can monitor the state of insulation of accumulator over the ground on-line, prevent accumulator pair
The generation of ground short circuit state, while accumulator can also be monitored whether there is or not outer casing rupture situations, it is ensured that the safety of accumulator.To realize
Above-mentioned function, the ground state on-line monitoring module 40 includes detection unit.
The activation devulcanization function module 50 is used to carry out the activation procedures such as supplement electricity to single accumulator, it is ensured that entire
All batteries of accumulator group are all in health status.The activation devulcanization function module 50 includes activation unit and devulcanization
Unit.When any accumulator internal resistance increases or loses appearance, the activation devulcanization function module 50 starts automatically.
The master control and display module 60 include control unit, display unit and wireless transmission unit, and the control is single
It is first to be electrically connected with the display unit, to which display unit can show the data processed result that control unit exports.
Described control unit and the online polling module 10 of the voltage, the online polling module 20 of internal resistance, current-temperature on-line checking module
30, ground state on-line monitoring module 40,50 data transmission of activation devulcanization function module, the master control and display module 60 are logical
The wireless transmission unit is crossed to carry out telecommunication with the host computer 70.
The host computer 70 can be remote back-office computer, and teledata is carried out with the master control and display module 60
Communication.
The intelligent accummulator diagnosis prediction system of the present invention can be applied to the performance monitoring of various accumulator groups.It can supervise online
The voltage per batteries is surveyed, coordinates constant-current discharge capacity tester static measurement battery capacity, composite measurement judgement cell performance
Energy.And dead battery is shown and is alarmed, effective activation can be also carried out to battery to be safeguarded.In addition, the electric power storage of the present invention
Pond intelligent diagnostics forecasting system has the function of remote communication, it can be achieved that telemetering, remote signalling, distant control function, so that the battery of direct current cabinet
It is timely safeguarded, ensures the safe operation of direct current cabinet, improve the reliability and the degree of automation of power supply system.
In conclusion the intelligent accummulator diagnosis prediction system of the present invention by it is intelligent with networking in the form of, by right
The monitoring of accumulator internal resistance, voltage, temperature and charging and discharging currents etc. reflects the health status of accumulator authentic and validly, to
The accumulator to go wrong is found in time, prevents the generation of accumulator failure ahead of time.It is carried for the safe operation and maintenance of accumulator
For science, accurate foundation, the trouble and worry of user is released.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of intelligent accummulator diagnosis prediction system, which is characterized in that the intelligent accummulator diagnosis prediction system includes：Electricity
It is pressed in line polling module, the online polling module of internal resistance, current-temperature on-line checking module, ground state on-line monitoring module, work
Change devulcanization function module, master control and display module and host computer；
The online polling module of the voltage, the online polling module of internal resistance, current-temperature on-line checking module, ground state are online
Monitoring modular, online activation devulcanization function module are parallel with one another, and with the master control and display module signal transmission, the master
Control and display module and the host computer telecommunication；
The online polling module of internal resistance is connect with corresponding accumulator by four-wire method, and the positive and negative anodes of the accumulator have two respectively
Root line is connect with the online polling module of the internal resistance, and one carries out pulsed discharge to accumulator, and another is used for signal acquisition, surveys
Amount system only calculates internal resistance from excitation and gathering line meet；
The current-temperature on-line checking module includes current-temperature collecting unit and current-temperature detection unit；It is described to connect
Ground state on_line monitoring module includes detection unit, and the detection unit is used to detect the state of insulation of accumulator over the ground, and can
Detecting accumulator, whether there is or not outer casing rupture situations；The activation devulcanization function module includes activation unit and devulcanization unit；When
When any accumulator internal resistance increases or loses appearance, the activation devulcanization function module starts automatically.
2. intelligent accummulator diagnosis prediction system according to claim 1, which is characterized in that the online inspection mould of voltage
Block includes voltage acquisition unit and voltage detection unit.
3. intelligent accummulator diagnosis prediction system according to claim 1, which is characterized in that the online inspection mould of internal resistance
Block includes filter unit, computing unit and discharge cell.
4. intelligent accummulator diagnosis prediction system according to claim 1, which is characterized in that the master control and display module
Including control unit, display unit and wireless transmission unit, described control unit is electrically connected with the display unit, institute
State control unit and the online polling module of the voltage, the online polling module of internal resistance, current-temperature on-line checking module, ground connection
State on_line monitoring module, activation devulcanization function module data transmission, the master control and display module pass through the wireless biography
Defeated unit is carried out telecommunication with the host computer.
5. intelligent accummulator diagnosis prediction system according to claim 1, which is characterized in that after the host computer is long-range
Platform computer.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107656214A (en) * | 2017-10-11 | 2018-02-02 | 天津子木源盛科技有限公司 | A kind of valve-regulated lead-acid battery wireless inspection device |
| CN109901061B (en) * | 2017-12-11 | 2021-09-03 | 品全技术集团有限公司 | Battery information acquisition monitoring system |
| CN109037797A (en) * | 2018-04-20 | 2018-12-18 | 江苏电果电控有限公司 | A kind of battery pack diagnoses maintenance device automatically |
| CN109901081B (en) * | 2019-02-01 | 2021-08-20 | 中铁电气化局集团有限公司 | Storage battery online monitoring and balancing system |
| CN109921117B (en) * | 2019-04-18 | 2021-03-09 | 国网冀北电力有限公司承德供电公司 | Online pulse activation device and system for single storage battery |
| CN112595981A (en) * | 2020-12-29 | 2021-04-02 | 佛山科学技术学院 | Online monitoring system for storage battery |
| CN114361621B (en) * | 2022-03-18 | 2022-07-08 | 广东电网有限责任公司东莞供电局 | Battery management module of storage battery, method and device thereof, and storage medium |
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