CN109613434A - A kind of intelligent monitor system and its monitoring method of electric motor coach battery - Google Patents
A kind of intelligent monitor system and its monitoring method of electric motor coach battery Download PDFInfo
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- CN109613434A CN109613434A CN201811535510.3A CN201811535510A CN109613434A CN 109613434 A CN109613434 A CN 109613434A CN 201811535510 A CN201811535510 A CN 201811535510A CN 109613434 A CN109613434 A CN 109613434A
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention discloses a kind of intelligent monitor systems of electric motor coach battery, including processor, data memory module, human-computer interaction module, multiple execution structures and multiple data acquisition modules are connected on processor, data acquisition module is responsible for acquiring the parameter of battery and sends it to processor, data memory module is stored with the normal operation data of each battery and is sent to processor, and executing agency is used to control the on-off of the charging of battery.The invention also discloses a kind of intelligent monitoring methods of electric motor coach battery.The present invention can intuitively observe the charged state of each battery in high-volume battery, can position abnormal battery rapidly, solve hidden danger existing for electric motor coach battery in time；Structure is simple, easy to use.
Description
Technical field
The invention belongs to Study On Intelligent Monitoring Techniques fields, are related to a kind of intelligent monitor system of electric motor coach battery, specifically relate to
And it is a kind of for monitoring the intelligent monitor system of battery charging state in electric motor coach charging station, the invention further relates to a kind of electronic
The intelligent monitoring method of car battery.
Background technique
Under global energy crisis and the background of environmental pollution, electric product flourishes, electric car, electric motor coach
Vehicle, development are carried out rapidly, and will become the mainstream of the vehicles of following a period of time.For electric motor coach, battery
Scale is big, and battery request is high, due to needing in charging station to be the car replacement battery for having consumed electricity, so needing more spare
Battery.And the behaviour in service of battery, service life, health status, and some interval abnormal conditions being likely to occur when charging, but
Is not monitored and fed back well.
Summary of the invention
The object of the present invention is to provide a kind of intelligent monitor systems of electric motor coach battery, can intuitively observe each
The state of battery, precise positioning exception battery.
The present invention also provides a kind of intelligent monitoring methods of electric motor coach battery.
The first technical solution of the present invention is a kind of intelligent monitor system of electric motor coach battery, including place
Device is managed, is connected with data memory module, human-computer interaction module, multiple execution structures and multiple data acquisition modules on processor,
Data acquisition module is responsible for acquiring the real time data of battery and sends it to processor, and data memory module is stored with each electricity
The gross data of the normal operation in pond is simultaneously sent to processor, and executing agency is used to control the on-off of the charging of battery.
The characteristics of the first technical solution of the invention, also resides in:
Processor is single-chip microcontroller, loads UCOS system or ARM+Linux system on single-chip microcontroller.
Data input module is connected on data memory module, data input module is used for the gross data of each battery
It is input in data memory module.
Each data acquisition module includes voltage detection module, current detection module, temperature detecting module.
Current detection module is the current sensor of model ACS712ELCTR-30A-T, and one of current sensor draws
Foot is connected with battery supply, another pin is adjacent with battery interface, and Vout pin is connect with processor signal；Voltage detecting mould
Block be model AD736 voltage acquisition sensor, voltage acquisition sensor it is in parallel with battery access, and voltage acquisition sensor and
Processor signal connection, temperature detecting module are the temperature sensor of model DHT11, and temperature sensor fits with battery,
Temperature sensor is connect with processor signal.
Execution structure is relay.
The another technical solution that the present invention uses is: a kind of intelligent monitoring method of electric motor coach battery, specifically according to
Following step carries out:
Step 1, the battery of electric motor coach, data acquisition module and executing agency are numbered；Each data are adopted
Collection module is linked on the corresponding battery of number；Each executing agency is installed to the charging access for numbering corresponding battery
Mouthful；
Input the gross data of each battery according to number order into data memory module, and by the theory of each battery
Data are transferred in processor；
Step 2, it charges respectively to each battery of electric motor coach, data acquisition module on charging while each battery
The real time data when charging of each battery is acquired in real time, and real-time delivery is to processor；
Step 3, processor receives the real time data of each battery and calculates internal resistance, real time electrical quantity and the longevity of each battery
Life；
Step 4, just whether processor compares the gross data of each battery and real time data judges each battery
Often the real time data of each battery is sent to human-computer interaction module and data memory module, man-machine friendship by charging, simultaneous processor
The data and curves of each battery of mutual module real-time display；
Step 5, if processor judgement has battery charging exception or electricity to be full of, to the corresponding executing agency of the battery
ON- and OFF- command is sent, executing agency disconnects；Failure cause is sent to human-computer interaction module when battery has exception, the charging is extremely electric
Pond stops charging, and human-computer interaction module shows failure cause.
The characteristics of another technical solution of the present invention, also resides in:
The gross data of each battery includes theoretical voltage, theoretical current, theoretical temperatures, the reason of each battery in step 1
By internal resistance, theoretical capacity and theoretical service life；Data acquisition module includes voltage detection module, current detection module, temperature in step 2
Detection module is spent, real-time parameter includes real-time voltage, real-time current and real time resistance.
Real-time current curve and charging time when being charged in step 4 according to each battery calculate the real-time electricity of each battery
Amount:
C=∫ I (t) dt (1)
In formula, I is charging current, and t is the charging time, and C is the real time electrical quantity of each battery.
The internal resistance of each battery is calculated in step 4 by the following method:
PWM waveform is exported to battery by processor, then gives one 1KHz of battery, the constant current of 50mA, by adopting
The voltage of set battery passes data to processor by processing such as rectifying and wave-filterings, and the internal resistance of cell is calculated in processor.
The beneficial effects of the invention are as follows
A kind of intelligent monitor system of electric motor coach battery of the present invention can be observed intuitively each in high-volume battery
The charged state of battery can position rapidly abnormal battery, solve hidden danger existing for electric motor coach battery in time；
A kind of intelligent monitor system of electric motor coach battery of the present invention, can collect the charged state of different batteries, energy
It is enough intuitively obtain battery from health to it is discarded when all data, provide data support for the subsequent improvement of battery.
A kind of intelligent monitoring method of electric motor coach battery of the present invention, it is easy to operate, it is easy to use.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the intelligent monitor system of electric motor coach battery of the present invention；
Fig. 2 is the current curve that human-computer interaction module is shown in a kind of intelligent monitor system of electric motor coach battery of the present invention
Figure；
Fig. 3 is that human-computer interaction module is aobvious in the event of failure for battery in a kind of intelligent monitor system of electric motor coach battery of the present invention
Show current curve diagram.
In figure, 1. processors, 2. data memory modules, 3. execute structure, 4. human-computer interaction modules, 5. data acquisition modules
Block, 6. data input modules, 7. voltage detection modules, 8. current detection modules, 9. temperature detecting modules.
Specific embodiment
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
A kind of intelligent monitor system of electric motor coach battery charging state, as shown in Figure 1, including processor 1, processor 1
For common single-chip microcontroller, UCOS system or ARM+Linux system are loaded on single-chip microcontroller；
Data memory module 2, human-computer interaction module 4, multiple execution structures 3 and multiple data are connected on processor 1 to adopt
Collect module 5, data input module 6 is connected on data memory module 2, each data acquisition module 5 includes voltage detecting mould
Block 7, current detection module 8 and temperature detecting module 9；Wherein current detection module 8 is model ACS712ELCTR-30A-T's
Current sensor, current sensor are series in way circuit, and a pin of current sensor is connected with battery supply, another
Pin is adjacent with battery interface, and Vout pin is connect with processor signal；Voltage detection module 7 is that the voltage of model AD736 is adopted
Collect sensor, the access in parallel with battery of voltage acquisition sensor, and voltage acquisition sensor is connect with 1 signal of processor；Temperature
Detection module 9 is the temperature sensor of model DHT11, and temperature sensor fits with battery, temperature sensor and processor 1
Signal connection.
Data input module 6 is conventional USB interface, for the normal data of each battery to be input to data memory module
In 2, then the labeled data of each battery is sent in processor 1 by data memory module 2
Data acquisition module 5 is responsible for the parameter of acquisition battery and sends it to processor 1；Each voltage detection module 7
For acquiring voltage status when battery charging, current detection module 8 is used to acquire current status of the battery in charging, temperature
Detection module 9 is used to acquire temperature of the battery in charging；
The model ARM9 of processor 1, processor 1 is for adopting the gross data of each battery and data acquisition module 5
Real-time current, real-time voltage, real time temperature and the dynamic value of internal resistance of each battery collected are compared, while being calculated each
The electricity of battery and internal resistance are compared by the charging curve and theoretical charging curve of each battery, analyze each battery
Service life, whether the charged state for analyzing each battery normal；
Relay can receive the signal that processor 1 issues, stopping should after processor 1 finds to have battery charging exception
The charging of abnormal battery；
Human-computer interaction module 4 can each battery of real-time display filled in rechargeable current-voltage curve, each battery
The time of electricity, when there is battery charging abnormal, human-computer interaction module 4 can show the number and charging of the abnormal battery of charging
Abnormal reason goes to verify, positions abnormal battery convenient for people.
As shown in Fig. 2, curve 1 is the theoretical current curve of battery, curve 2 and curve 3 are to be exactly with after a period of time
Battery current curve；
As shown in figure 3, curve 4 is the theoretical current curve of battery, curve 5 is that electric current when battery charging is broken down is bent
Line is then judged as that battery charging is abnormal as shown in figure 3,5 electric current of curve has abnormal raised.
A kind of intelligent monitoring method of electric motor coach battery of the present invention, specifically carries out as steps described below:
Step 1, the battery of electric motor coach is numbered；Multiple data acquisition modules 5 are numbered；By multiple execution
Mechanism 3 is numbered；By voltage detection module 7, current detection module 8 and the temperature detection mould in each data acquisition module 5
Block 9 is installed on the corresponding battery of number；Each executing agency 3 is installed to the charging access for numbering corresponding battery
Mouthful；
The gross data of each battery, including theoretical voltage, theory are inputted according to number order into data memory module 2
Electric current, theoretical temperatures, theoretical internal resistance, theoretical capacity and theoretical service life, and the gross data of each battery is transferred to processor 1
In；
Step 2, it charges respectively to each battery of electric motor coach, the voltage detecting mould on charging while each battery
Real-time voltage, real-time current and reality in 9 real-time monitoring battery charging process of block 7, current detection module 8 and temperature detecting module
Shi Wendu, and real-time delivery is to processor 1；
Step 3, processor 1 calculates internal resistance, real time electrical quantity and the service life of each battery according to the real time data of each battery；
Real-time current curve and charging time when being charged according to each battery calculate the real time electrical quantity of each battery:
C=∫ I (t) dt (1)
In formula, I is charging current, and t is the charging time, and C is the real time electrical quantity of each battery.
The internal resistance of each battery is calculated by the following method:
PWM waveform is exported to battery by processor 1, then gives one 1KHz of battery, the constant current of 50mA, by adopting
Voltage on set battery passes data to processor 1 by processing such as rectifying and wave-filterings.
Step 4, processor 1 obtains real-time voltage, the real-time current, real-time temperature of each battery during the charging process in real time
It spends, real time electrical quantity and the service life of internal resistance and battery；
Simultaneous processor 1 obtains the theoretical voltage, theoretical current, theoretical temperatures, theoretical internal resistance, theoretical capacity of each battery
With the theoretical service life；
Processor 1, which compares the gross data of each battery with real time data, judges whether each battery normally fills
The real time data of each battery is sent to human-computer interaction module 4 and data memory module 2, human-computer interaction by electricity, simultaneous processor 1
The data and curves of each battery of 4 real-time display of module；
Step 5, it if the judgement of processor 1 has battery charging exception or electricity to fill with, is held to the battery is corresponding
Row mechanism 3 sends ON- and OFF- command, opening actuating mechanism 3；Failure cause is sent to human-computer interaction module 4 simultaneously, the charging is abnormal
Battery stops charging, and human-computer interaction module 4 shows failure cause.
A kind of intelligent monitor system of electric motor coach battery of the present invention can be observed intuitively each in high-volume battery
The charged state of battery can position rapidly abnormal battery, solve hidden danger existing for electric motor coach battery in time.
Claims (8)
1. a kind of intelligent monitor system of electric motor coach battery, which is characterized in that including processor (1), the processor (1) is
Single-chip microcontroller loads UCOS system or ARM+Linux system on single-chip microcontroller, is connected with data memory module on the processor (1)
(2), human-computer interaction module (4), multiple execution structures (3) and multiple data acquisition modules (5), the data acquisition module (5)
It is responsible for the parameter of acquisition battery and sends it to processor (1), the data memory module (2) is being stored with each battery just
Normal operation data is simultaneously sent to processor (1), and the executing agency (3) is relay.
2. a kind of intelligent monitor system of electric motor coach battery according to claim 1, which is characterized in that the data are deposited
It is connected with data input module (6) in storage module (2), the data input module (6) is used for the normal data of each battery
It is input in data memory module (2).
3. a kind of intelligent monitor system of electric motor coach battery according to claim 1, which is characterized in that each number
It include voltage detection module (7), current detection module (8), temperature detecting module (9) according to acquisition module (5).
4. a kind of intelligent monitor system of electric motor coach battery according to claim 3, which is characterized in that the electric current inspection
Survey the current sensor that module (8) are model ACS712ELCTR-30A-T, the pin and battery supply of current sensor
It is connected, another pin is adjacent with battery interface, and Vout pin is connect with processor signal；The voltage detection module (7) is
The voltage acquisition sensor of model AD736, voltage acquisition sensor access in parallel with battery, and voltage acquisition sensor with
The connection of processor (1) signal, the temperature detecting module (9) are the temperature sensor of model DHT11, the temperature sensor
It fits with battery, the temperature sensor is connect with processor (1) signal.
5. a kind of intelligent monitoring method of electric motor coach battery, which is characterized in that specifically carry out as steps described below:
Step 1, the battery of electric motor coach, data acquisition module (5) and executing agency (3) are numbered；By each data
Acquisition module (5) is linked on the corresponding battery of number；Each executing agency (3) is installed to the corresponding battery of number
Charge access port；
Input the gross data of each battery according to number order in data memory module (2), and by the theory of each battery
Data are transferred in processor (1)；
Step 2, it charges respectively to each battery of electric motor coach, data acquisition module (5) on charging while each battery
The real time data when charging of each battery is acquired in real time, and real-time delivery is to processor (1)；
Step 3, the real time data of processor (1) each battery calculates internal resistance, real time electrical quantity and the service life of each battery；
Step 4, the gross data of each battery is compared judge whether each battery is normal by processor (1) with real time data
The real time data of each battery is sent to human-computer interaction module (4) and data memory module (2) by charging, simultaneous processor (1),
The data and curves of each battery of human-computer interaction module (4) real-time display；
Step 5, if processor (1) judgement has battery charging exception or electricity to be full of, to the corresponding executing agency of the battery
(3) ON- and OFF- command is sent, while sending failure cause to human-computer interaction module (4), executing agency (3) disconnects, and the charging is abnormal
Battery stops charging, and human-computer interaction module (4) shows failure cause.
6. a kind of intelligent monitoring method of electric motor coach battery according to claim 5, which is characterized in that every in step 1
The gross data of a battery include the theoretical voltage of each battery, theoretical current, theoretical temperatures, theoretical internal resistance, theoretical capacity and
The theoretical service life；Data acquisition module described in step 2 (5) includes voltage detection module (7), current detection module (8), temperature inspection
It surveys module (9), the real-time parameter includes real-time voltage, real-time current and real time resistance.
7. a kind of intelligent monitoring method of electric motor coach battery according to claim 5, which is characterized in that root in step 4
Real-time current curve and charging time when charging according to each battery calculate the real time electrical quantity of each battery:
C=∫ I (t) dt (1)
In formula, I is charging current, and t is the charging time, and C is the real time electrical quantity of each battery.
8. a kind of intelligent monitoring method of electric motor coach battery according to claim 5, which is characterized in that pressed in step 4
The internal resistance of each battery is calculated according to following methods:
PWM waveform is exported to battery by processor (1), then gives one 1KHz of battery, and the constant current of 50mA acquires battery
Voltage, pass data to processor (1) by processing such as rectifying and wave-filterings.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110888068A (en) * | 2019-12-09 | 2020-03-17 | 西安石油大学 | Battery power monitoring system of underground instrument |
| CN111746697A (en) * | 2020-07-08 | 2020-10-09 | 东莞市台铃车业有限公司 | Electric motor car intelligent management system based on thing networking |
| CN111815924A (en) * | 2020-08-21 | 2020-10-23 | 中国民用航空飞行学院 | Thermal disaster early warning system and method for power lithium battery of all-electric drive fire truck in airport |
| CN113391217A (en) * | 2021-05-31 | 2021-09-14 | 山东立创新能源科技发展有限公司 | New energy automobile lithium battery power safety monitoring and early warning system |
| CN113682142A (en) * | 2021-08-27 | 2021-11-23 | 河南牧原智能科技有限公司 | Wireless vehicle monitoring system |
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