CN109004303A - A kind of battery service method and device thereof based on use environment detection - Google Patents
A kind of battery service method and device thereof based on use environment detection Download PDFInfo
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- CN109004303A CN109004303A CN201811153424.6A CN201811153424A CN109004303A CN 109004303 A CN109004303 A CN 109004303A CN 201811153424 A CN201811153424 A CN 201811153424A CN 109004303 A CN109004303 A CN 109004303A
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- 238000001514 detection method Methods 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000035939 shock Effects 0.000 claims abstract description 11
- 238000003860 storage Methods 0.000 claims description 35
- 238000012423 maintenance Methods 0.000 claims description 33
- 210000001367 artery Anatomy 0.000 claims description 6
- 210000003462 vein Anatomy 0.000 claims description 6
- 238000004080 punching Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 abstract description 9
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000002401 inhibitory effect Effects 0.000 abstract description 2
- 230000005669 field effect Effects 0.000 description 11
- 239000003990 capacitor Substances 0.000 description 9
- 238000004146 energy storage Methods 0.000 description 9
- 230000036541 health Effects 0.000 description 8
- 230000005611 electricity Effects 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- 230000000087 stabilizing effect Effects 0.000 description 5
- 230000002459 sustained effect Effects 0.000 description 5
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- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
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- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003862 health status Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000004073 vulcanization Methods 0.000 description 3
- 230000006399 behavior Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009432 framing Methods 0.000 description 2
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
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- 238000005265 energy consumption Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
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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
- H01M10/4242—Regeneration of electrolyte or reactants
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The present invention relates to automobile technical fields, and in particular to a kind of battery service method and device thereof based on use environment detection, which includes the voltage detection module for detecting the voltage signal of battery；For detecting the shock detection module of the vibration signal of the battery；For according to the voltage signal and the vibration signal, judge the working condition of the battery, and according to the working condition of the battery and the difference of the end voltage swing of the battery, high-frequency resonant pulse is exported to battery according to corresponding output rule, to restore the central control module of accumulator capacity.The present invention can be according to the actual working state of monitoring battery, and the high-frequency resonant pulse of adaptability is generated according to the working condition, the problem of high-frequency resonant pulse is for inhibiting battery to decline under bad working condition because of performance caused by vulcanizing, prolongs the service life.
Description
Technical field
The present invention relates to automobile technical fields, and in particular to it is a kind of based on use environment detection battery service method and
Its device.
Background technique
With the sustained and rapid development of China's economic society, vehicle guaranteeding organic quantity continues to keep rapid growth situation.By
In the end of the year 2017, national vehicle guaranteeding organic quantity is up to 3.10 hundred million.Automobile in public safety traffic management department new registration registration in 2017
Just there are 28,130,000, record high, low by 2017, national car ownership is up to 2.17 hundred million, it has also become motor vehicle is constituted
Main body.Battery is widely used in the starting and power occasion of a variety of motor vehicles such as automobile, engineering machinery.Each motor vehicle makes
It uses one piece or two pieces of lead-acid accumulators is powered as starting motor, light and mobile unit power supply are used.So actuated type electric power storage
Pond becomes the critical component of motor vehicle or automobile, but the projected life of starting storage battery generally actually used the longevity in 3 to 4 years
As the actual service life is not achieved in the situation and use habit of each vehicle, just termination uses life in advance, causes huge wave
Taking, the automobile starting battery that annual China is scrapped every year is more than 50,000,000, and the battery scrapped will generally disassemble recycling, but
It is that these processes and product can all cause seriously pollution to jeopardize environment.Meanwhile because above-mentioned described battery behaviour in service is each
Kind various kinds, is generally all not achieved ideal conditions, these behaviours in service can all cause battery performance constantly to decline, and cause performance not
It is good, it gradually can not meet requirement, or the situation that occurs frequently, influence motor vehicle stablizes starting and driving safety, eventually leads
It causes the service life of battery to terminate in advance, on the one hand improves the maintenance and components cost of motor vehicle, on the other hand, road is pacified
Unnecessary hidden danger is caused entirely.It can be guarded and be filled with the battery of on-line checking battery situation according to use condition difference
It sets and can solve such problems, beneficial reference can be provided to automobile driver or car owner.
Inventor has found at least to have the following deficiencies: in background technique during realizing the embodiment of the present invention
Under bad operating status, storage battery vulcanization causes performance to decline.
Summary of the invention
In order to solve the problem of that storage battery vulcanization causes performance to decline under bad operating status, the present invention provides one
The battery service method and device thereof that kind is detected based on use environment, technical scheme is as follows:
A kind of battery service method based on use environment detection, which comprises the following steps:
The voltage of battery is detected, and judges the working condition of battery in conjunction with the vibration signal detected；
According to the working condition of the battery and the difference of the end voltage swing of the battery, according to corresponding output rule
High-frequency resonant pulse is exported to battery, to restore accumulator capacity.
Further, the voltage of the detection battery, and the vibration signal that detects is combined to judge the work shape of battery
State, further includes:
When detecting vibration signal, and detecting the end voltage instantaneous variation of the battery, determine that the battery is in
Charged state；
Under the charged state, when detecting that the end voltage of the battery is between first voltage and second voltage, micro-control
Device processed exports high-frequency resonant pulse to battery according to the first output rule, to restore accumulator capacity.
Further, the voltage of the detection battery, and the vibration signal that detects is combined to judge the work shape of battery
State, further includes:
When vibration signal is not detected, and the end voltage of the battery be lower than tertiary voltage when, determine at the battery
In standing parked state；
When the battery voltage is greater than four voltage, microcontroller exports harmonic high frequency to battery according to the second output rule
Vibration pulse, to restore accumulator capacity；
When the battery voltage is greater than five voltage, microcontroller exports harmonic high frequency to battery according to third output rule
Vibration pulse, to restore accumulator capacity；
When the voltage of the battery is less than five voltage, microcontroller stops output pulse signal.
Further, after determining that the battery is in standing parked state, further includes:
When detecting photosensor signal, determine that the battery is in maintenance state of opening the cabin.
A kind of maintenance device of storage battery based on use environment detection characterized by comprising
For detecting the voltage detection module of the voltage signal of battery；
For detecting the shock detection module of the vibration signal of the battery；
For judging the working condition of the battery according to the voltage signal and the vibration signal, and according to the storage
The difference of the end voltage swing of the working condition of battery and the battery, exports height to battery according to corresponding output rule
Frequency resonant pulses, to restore the central control module of accumulator capacity.
Further, the central control module, further includes:
For detecting vibration signal, and detect the battery end voltage instantaneous variation when, determine the battery
First judgment module in charged state；With
For being in charged state in the battery, and the end voltage of the battery is between first voltage and second voltage
When, the central control module exports high-frequency resonant pulse to battery according to the first output rule, to restore accumulator capacity
The first pulse output module.
Further, the central control module, further includes:
For when vibration signal is not detected, and when the end voltage of the battery is lower than tertiary voltage, the electric power storage is determined
Pond is in the second judgment module for standing parked state；With
For when the battery voltage is greater than four voltage, the central control module to be according to the second output rule to electric power storage
Pond exports high-frequency resonant pulse, to restore the second pulse output module of accumulator capacity；
For when the battery voltage is greater than five voltage, the central control module to be according to third output rule to electric power storage
Pond exports high-frequency resonant pulse, to restore the third pulse output module of accumulator capacity；Or
For when the voltage of the battery is less than five voltage, the central control module to stop output pulse signal
Pulse end module.
Further, second judgment module, further includes:
For when detecting photosensor signal, determining that the battery is in the maintenance module that opens the cabin for state of safeguarding of opening the cabin.
Further, the central control module further includes pulse output driving module, the pulse output driving module packet
It includes:
The drive module coupled with the central control module, the high-frequency resonant arteries and veins for being exported by the central control module
Rush driving FET high-speed switch；
The constant current output module coupled with the drive module, for stablizing the pulse current of the drive module output；
The anode of the other end of the constant flow module and the battery couples, the constant current output module export pulse current to
Battery, for exporting high-frequency resonant pulse to battery, to restore accumulator capacity.
The invention has the following beneficial effects:
The present invention passes through the voltage of detection battery, and the working condition of battery is judged in conjunction with the vibration signal detected；So
Afterwards according to the different working condition of the battery and the difference of the end voltage swing of the battery, according to corresponding output rule
It restrains to battery and exports high-frequency resonant pulse, to restore accumulator capacity, the present invention can monitor vehicle according to the long period and store
The actual working state of battery, and the high-frequency resonant pulse of adaptability is generated according to working condition, which uses
The problem of performance declines caused by inhibiting battery under bad working condition because of vulcanization, prolongs the service life.
Detailed description of the invention
Fig. 1 is a kind of flow chart of battery service method based on use environment detection provided in an embodiment of the present invention；
Fig. 2 is a kind of structural frames for maintenance device of storage battery based on use environment detection that another embodiment of the present invention provides
Frame figure；
Fig. 3 is a kind of structural framing of maintenance device of storage battery based on use environment detection provided by one embodiment of the present invention
Figure；
Fig. 4 is a kind of circuit theory of maintenance device of storage battery based on use environment detection provided by one embodiment of the present invention
Figure；
Fig. 5 is the structural framing figure of Fig. 4.
Specific embodiment
Below by specific embodiment combination attached drawing, the present invention will be described in detail, it should be noted that in the feelings not conflicted
Under condition, the feature in embodiment and embodiment in the present invention be can be combined with each other, and the scope of protection of the present invention is not limited thereto.
Referring to Fig. 1, it illustrates a kind of batteries based on use environment detection provided by one embodiment of the present invention
The flow chart of maintaining method, the maintaining method include the following steps:
Step 101, the voltage of battery is detected, and judges the working condition of battery in conjunction with the vibration signal detected.
Step 102, it according to the different working condition of the battery and the difference of the end voltage swing of the battery, presses
High-frequency resonant pulse is exported to battery according to corresponding output rule, to restore accumulator capacity.
Referring to Fig. 2, it illustrates a kind of electric power storages based on use environment detection that another embodiment of the present invention provides
The structural block diagram of pond maintenance device, the maintenance device include:
For detecting the voltage detection module 201 of the voltage signal of battery；
For detecting the shock detection module 202 of the vibration signal of the battery；
For judging the working condition of the battery according to the voltage signal and the vibration signal, and according to the storage
The difference of the end voltage swing of the different working condition of battery and the battery, microcontroller according to corresponding output rule to
Battery exports high-frequency resonant pulse, to restore the central control module 203 of accumulator capacity.
Referring to Fig. 3, it illustrates a kind of batteries based on use environment detection provided by one embodiment of the present invention
The structural block diagram of maintenance device, the maintenance device include central control module 301, the vibration coupled with the central control module
Detection module 302, the voltage detection module 303 and pulse being connected across between the central control module 301 and battery 300 are defeated
Drive module 304 out, the pulse output driving module 304 include driving circuit 3041 and constant-current circuit 3042.
Referring to Fig. 4, it illustrates a kind of batteries based on use environment detection provided by one embodiment of the present invention
The circuit diagram of maintenance device.
Specifically, the central control module 301 is using microcontroller as kernel control chip, the present embodiment is adopted
Microcontroller is single-chip microcontroller U5, used model STM8L051, and the periphery of the single-chip microcontroller is provided with power supply electricity
Road, crystal oscillating circuit, reset circuit.
The power circuit includes the power supply VCC being connected with the pin 8 of single-chip microcontroller U5, and is connected across the power supply VCC
Capacitor C12 between the pin 7 of single-chip microcontroller U5.The power circuit is used to provide power supply to single-chip microcontroller and crystal oscillating circuit, gives
Driving circuit provides driving voltage.
The crystal oscillating circuit includes the resistance R10 and crystal oscillator Y1 being connected across between pin 5 and pin 6, is connected across single-chip microcontroller
Capacitor C9 between pin 5 and pin 7, and the capacitor C10 being connected across between single-chip microcontroller pin 6 and pin 7.
The reset circuit includes the ground capacity C8 connecting with the reset pin 4 of the single-chip microcontroller, diode D3 and multiple
After position resistance R4 is in parallel, it is connected across between the reset pin 4 of the single-chip microcontroller and power supply VCC, the power supply VCC linker is write
The pin 4 of the pin 1 of inbound port SWD1, single-chip microcontroller is connected with the pin 2 of described program write-in port SWD1, described program write-in
The pin 3 of port SWD1 is connected with the pin 3 of single-chip microcontroller, and the pin 4 that port SWD1 is written in program is grounded.
Specifically, the shock detection module 302 includes the voltage that output end is connected with the pin 9 of the single-chip microcontroller U5
Comparator U7B, the in-phase end of voltage comparator U7B connect the intermediate endpoint of potentiometer R19, potentiometer R19 be connected across power supply VCC and
Between ground, the reverse side of voltage comparator U7B is connected by pull-up resistor R18 with the positive VCC of power supply, is led to respectively by the backward end
Vibroswitch S2 and filter capacitor C15 ground connection is crossed, the output end of voltage comparator U7B meets power supply VCC by pull-up resistor R20,
The output end is connected with the pin 9 of single-chip microcontroller.The shock detection module 302 is able to detect that vibration signal and triggers vibration switch
S2 movement, exports switching value through over-voltage comparator and is handled to single-chip microcontroller.
Specifically, voltage detection module 303 includes the concatenated resistance R6 and resistance R11 for being connected across 300 both ends of battery,
The battery positive voltage passes sequentially through resistance R6 and resistance R11 is connected with the cathode of battery, and two divider resistances pass through 6:1
Partial pressure calculate after concatenated tie point after dividing low-voltage analog signal access operational amplifier U8A homophase input
The low-voltage analog signal at end, the access non-inverting input terminal is filtered by direct-to-ground capacitance C11.Operational amplifier U8A's
10 foot of the test side AD of 1 foot of output pin series connection, one current-limiting resistance R24 access single-chip microcontroller U5, while operational amplifier U8A's is defeated
Outlet negative-feedback is connected to the inverting input terminal of operational amplifier U8A, between the output end and power supply VCC of operational amplifier U8A
The diode D9 for connecting a forward conduction connects one between the output end and the ground terminal of the operational amplifier U8A
The diode D11 of reverse-conducting, the power end of the operational amplifier U8A are connected through the electricity of filter capacitor C13 filtering over the ground
The voltage follower of source VCC, operational amplifier U8A composition facilitates the shaping and filtering of voltage signal, improves Chip Microcomputer A/D mouth
Input impedance.
Preferably, the pulse output driving module 304, including the drive module coupled with the central control module
3041, the high-frequency resonant pulsed drive field-effect tube high-speed switch for being exported by the central control module；With with it is described
The constant current output module 3042 of drive module coupling, for stablizing the pulse current of the drive module output；The constant current mould
The other end of block is coupled with the anode of the battery.
Specifically, driving circuit 3041 includes the double low side driving chip U3 being connected with the pin 1 of the single-chip microcontroller
The input pin 4 of input pin 4, double low side driving chip U3 is connected by protective resistance R3 with power supply VCC, described double
The pin 6 of low side driving chip U3 is connected with power supply VCC, and output pin 5 is connected with the grid of N-type field-effect tube Q3, field effect
Should the drain electrode of pipe Q3 meet energy storage inductor L3 and sustained diode 4, continue herein and repair diode D4 using Schottky high current type device
Part, the cathode of sustained diode 4 are connected with the anode of battery, connect and protect between the source electrode and grid of the field-effect tube Q3
Resistance R13 is protected, is grounded by the source electrode.
Specifically, constant-current circuit 3042 is connected across the other end and the electric power storage of the energy storage inductor L3 in the driving circuit 3041
Between pond 300, the constant-current circuit 305 includes being connected with the other end of the energy storage inductor L3 in the driving circuit 3041
Resistance R5, the resistance R5 are connected with the emitter of Darlington transistor Q1；Between the collector and base stage of the Darlington transistor Q1
It is connected by resistance R1, the collector of the Darlington transistor Q1 is coupled with the anode of battery；The base stage of the Darlington transistor Q1
Connect the cathode of standard of precision voltage chip U4, the anode of the voltage reference chip U4 and the section of energy storage inductor L3 and resistance R5
Point is connected, and for standard of precision voltage chip U4 using series connection cake core TL431, chip generates accurate voltage 2.5V to the BE of Q1
The circuit of knot series connection R5 provides electric current of the voltage on pressure stabilizing benchmark 2.5V, R5 after the BE knot pressure of Q1 drop and determines the big of constant current value
It is small.
The principle of work is as follows:
A kind of maintenance device of storage battery based on use environment detection, is monitored by voltage detection module provided by the present embodiment
Cell voltage and its fluctuation situation determine automotive environment situation, center by photosensitive detection circuit and shock detection module synthesis
Control module calculates control and exports battery maintenance pulse in appropriate circumstances, prevents battery sulfuric acid salinization, slows down battery appearance
Amount decline, extends electric power storage service life.
The voltage detection module is used to detect the voltage signal of battery；The shock detection module is described for detecting
The vibration signal of battery；Central control module is used to judge the electric power storage according to the voltage signal and the vibration signal
The working condition in pond, then according to the difference of the end voltage swing of the different working condition of the battery and the battery,
Microcontroller passes sequentially through driving circuit and constant-current circuit according to corresponding output rule and exports high-frequency resonant pulse to battery,
To restore accumulator capacity.
Preferably, working condition is divided into starting operation, charging according to the difference of working condition by the central control module
State stands parked state and maintenance state of opening the cabin.
The central control module further include:
For detecting vibration signal, and detect the battery end voltage instantaneous variation when, determine the battery
First judgment module in charged state；With
For being in charged state in the battery, and the end voltage of the battery is between first voltage and second voltage
When, microcontroller exports high-frequency resonant pulse to battery according to the first output rule, to restore the first arteries and veins of accumulator capacity
Rush output module.
Preferably, the central control module further include:
For when vibration signal is not detected, and when the end voltage of the battery is lower than tertiary voltage, the electric power storage is determined
Pond is in the second judgment module for standing parked state；With
For when the battery voltage is greater than four voltage, central control module to be defeated to battery according to the second output rule
High-frequency resonant pulse out, to restore the second pulse output module of accumulator capacity；
For when the battery voltage is greater than five voltage, central control module to be defeated to battery according to third output rule
High-frequency resonant pulse out, to restore the third pulse output module of accumulator capacity；Or
For when the voltage of the battery is less than five voltage, central control module to stop the arteries and veins of output pulse signal
Punching cut-off module.
In conclusion the embodiment of the present invention monitors the voltage and its fluctuation situation of battery, knot by voltage detection module
It closes shock detection module synthesis and determines automotive environment situation, by central control module according to the working condition and voltage of battery
Situation control exports the high-frequency resonant pulse of different output rules, prevents battery sulfuric acid salinization, slows down battery capacity decline, prolongs
Long electric power storage service life.
Please refer to Fig. 4 and Fig. 5, it is preferred that the device further includes the photosensitive detection coupled with the central control module 301
Circuit 306.
Specifically, photosensitive detection circuit 306 includes operational amplifier U7A and voltage follower U8A, the operational amplifier
The non-inverting input terminal of U7A is connected by pull-up resistor R15 with power supply VCC, and the output end of the operational amplifier U7A passes through pull-up
Resistance R16 is connected with power supply VCC, the sliding end of the inverting input terminal connection potentiometer R21 of the operational amplifier U7A, described
The fixing end of potentiometer R21 is connected with power supply VCC and ground terminal respectively, and potentiometer R21 is used to adjust the input of photo resistance
Comparison threshold；The output end of the operational amplifier U7A is connected with the pin 7 of the U5 of single-chip microcontroller；The operational amplifier U7A
Non-inverting input terminal be connected with the inverting input terminal of voltage follower U8A, after photo resistance R25 is in parallel with filter capacitor C14
It is connected across between the inverting input terminal and ground of the voltage follower U8A, the non-inverting input terminal and output end of voltage follower U8B
It is connected, the clamper protection diode of a forward conduction is connected between the output end and power supply VCC of the voltage follower U8B
D8 connects the clamper protection diode D10 of a reverse-conducting between the output end and ground, the voltage follower U8B's
Output end is connected with the pin 11 of single-chip microcontroller.The photosensitive detection module is used for when detecting photosensor signal, determines the storage
Battery is in maintenance state of opening the cabin.
Preferably, which further includes the voltage reference circuit 307 coupled with the central control module 301.
Specifically, voltage reference circuit 307 includes the voltage reference chip U6 connecting with single-chip microcontroller pin 17, the voltage
Fiducial chip uses parallel connection type fiducial chip LM285-2.5, the cathode of chip and the pin 17 of single-chip microcontroller U5 and pull-up resistor R9
It is connected, the other end of pull-up resistor R9 is connected with power supply VCC, the plus earth of chip U6, by fiducial chip U6 to single-chip microcontroller
The reference voltage 2.5V of stable precision is provided.
Preferably, which further includes the direct-current discharge being connected across between the central control module 301 and battery 300
Circuit 308.
Specifically, 308 circuit of direct-current discharge circuit includes N-type field-effect tube Q2, the gate connected in parallel protection of field-effect tube Q2
Resistance R12, the resistance R12 ground connection, the grid of the field-effect tube Q2 are connected with the output pin 7 of power drive chip U3,
The drain electrode of field-effect tube Q2 meets a discharge power resistance R8 and couples with the anode of battery, the source electrode ground connection of field-effect tube Q2,
The input pin 2 of the power drive chip U3 is connected by protective resistance R2 with energy VCC, at the same the input pin 2 and
The pin 2 of single-chip microcontroller is connected.
Preferably, which further includes the DC voltage-stabilizing being connected across between the central control module 301 and battery 300
Circuit 309.
Specifically, direct current regulation circuit 309 includes that low-pass filter circuit and DC/DC conversion circuit, low-pass filter circuit have
Concatenated diode D1, filter inductance L2 and filter condenser C1 composition, low-pass filter circuit are filtered out from battery and charging
The high frequency spurs of device provide direct current input to DC/DC conversion circuit, and diode D1 anode meets the anode of battery, diode D1
Another termination filter inductance L2, the filter inductance L2 other end is connected with the power input of DC/DC chip U1, filter capacitor C1
It is connected in parallel between the input terminal and ground of DC/DC chip U1, the input terminal of DC/DC chip U1 while high-frequency filter capacitor C2 in parallel,
DC/DC chip U1 provides stable DC source to each composition circuit part using XL1509 typical DC BUCK control circuit,
The switch pin 2 of DC/DC chip U1 is separately connected sustained diode 2 and energy storage inductor L1, DC/DC chip U1 control energy storage electricity
The switching pulse pressure stabilizing output+5V for feeling L1 and sustained diode 2, that is, be supplied to the power supply VCC of each circuit, energy storage inductor L1's
Another termination pressure stabilizing output, while pressure stabilizing output is connected to the Voltage Feedback pin 3 of DC/DC chip U1, pressure stabilizing is output to ground
Between parallel connection high frequency capacitance C4 and low frequency filtering capacitor C3.
Direct current regulation circuit 309 obtains electric energy from charging equipment for automobile or battery, after direct current regulation circuit
Stablize output+5V voltage and supply single-chip microcontroller U5 circuit and voltage reference circuit etc., wherein be linked into the VCC pin of single-chip microcontroller U5 to
Single-chip microcontroller provides stable operating voltage, and the reset capacitance C8 voltage in reset circuit cannot jump at this time, passes through reset resistor
R4 charges to high level by low level, and the pin 4 of single-chip microcontroller obtains low level by reset circuit or internal reset circuit and resets
Signal, single-chip microcontroller U5 starts internal processes operation, after initialization sequence logical order, the port PB7 of single-chip microcontroller obtain by
The accurate reference voltage 2.5V that voltage reference circuit is brought, the Voltage Reference as the input port AD PB0 and PB1 is used, electric at this time
Pressure detection module is output to voltage signal after converting by divider filter shaping on the PB0 foot of single-chip microcontroller U5, and control in this way is real-time
Monitoring is maintained the end voltage of battery, detects cell voltage by split time, determines the voltage condition of battery, while tieing up
Voltage of the shield device work when start operational mode with also real-time detection battery under the discharge examination state for the service mode that opens a position
Variation.
Preferably, which further includes the sound alarm circuit 310 coupled with the central control module 301.
Specifically, sound alarm circuit 310 includes the NPN type triode Q4 coupled with the pin 12 of single-chip microcontroller U5, it is described
NPN type triode Q4 base stage is connected by base biasing resistor R23 with the pin 12 of single-chip microcontroller U5, the NPN type triode Q4
Emitter ground connection, collector meets power supply VCC by buzzer BL1.
Preferably, which further includes the information display circuit 311 coupled with the central control module 301.
Specifically, information display circuit 311 includes common cathode one digit number code pipe DP1, three Digital sum pipe DP2 of common cathode, charactron
Driving circuit and LED state display circuit, Nixie tube drive circuit are made of digital pipe driving chip U2 and filter circuit, digital
Pipe driving chip U2 uses TM1650, which drives LED charactrons, 8 sections of chip using the mode of dynamic scan
Code driving foot (A ~ DP) is separately connected the segment encode pin of charactron DP1 and charactron DP2,4 bit scan pins difference of chip
The common cathode foot of charactron DP1 and charactron DP2 is connected, the energization pins 10 of digital pipe driving chip U2 connect power supply VCC, charactron
The grounding pin 4 of driving chip U2 is grounded, while in parallel between the energization pins 10 and grounding pin 4 of digital pipe driving chip U2
Two filter inductances C6 and C7, do low frequency filtering respectively and High frequency filter uses, and the signal control of digital pipe driving chip U2 is drawn
Foot 2 and 3 is connected respectively to 18 foot of pin and pin 19 of single-chip microcontroller U5, and LED state display circuit uses 2 two poles of dual color light emitting
Pipe D6, D7 and 4 current-limiting resistances (R14, R17, R22, R26) are divided among the anode of single-chip microcontroller U5 and two light emitting diodes
It does not connect this 4 current-limiting resistances, the public anode of 2 light emitting diodes is connected to the positive VCC of power supply.
Preferably, which further includes the button inputting circuits 312 coupled with the central control module 301.
Specifically, button inputting circuits 312 include the light-touch switch key-press S1 being connected with single-chip microcontroller pin 20, it is described light
The other end of touching switch key S1 is grounded by protective resistance R7.
Preferably, which further includes the access insurance circuit 313 coupled with the anode of the battery.
Specifically, access insurance circuit 313 includes the total protective tube F2 being connected with battery positive voltage, the DC voltage-stabilizing
Circuit 309, voltage detection module 303, constant-current circuit 305 and direct-current discharge circuit 308 are by total protective tube F2 and electric power storage
Pond is connected.
The process of the work of the present embodiment is as follows:
In normal work, single-chip microcontroller pin 9 receives the switch exported from shock detection module and detects signal, and pin 11 receives
Photosensor signal from photosensitive detection module, the voltage detected by voltage monitoring module, vibration signal and photosensor signal are comprehensive
It closes and determines that the operating status of automobile storage battery is to park in standing, start operation or open the cabin maintenance state, center control mould
Root tuber enters different working state control mode and service mode according to different working conditions.
The determination method of working condition:
A. stand the determination of parked state: photosensitive detection module does not detect photosensor signal, and determination is not turned on car engine
Cover board when vibration signal is not detected in vibration detection circuit 11, determines that current vehicle is in and stands parked state.
B. start the determination of operating status: when the voltage detecting circuit of maintenance device detects one or many electricity in 5 minutes
When drops 1.0V or more, determine that maintenance device is in starting operating status at this time, if divided entering starting operating status 10
Zhong Hou, voltage stabilization is in 12.2V or more, then automatically into operating status.
C. stand the determination of parked state: if entering in operating status 10 minutes, shock detection module does not vibrate inspection
Vibration signal is measured, the voltage that voltage detection module detects is always below 12.5V, then determines that operating status is transferred to standing and parks
State.
D. the determination for state of safeguarding of opening the cabin: when automobile storage battery, which is in, stands parked state or operation charged state, such as
When the single-chip microcontroller PB1 Port detecting of fruit maintenance device is to photosensor signal from photo resistance, it can determine that automobile opens and start
Machine bonnet enters the maintenance state that opens a position, and maintenance device opens information display circuit output services status information at this time.
When battery, which is in, stands parked state, being calculated according to timing and voltage condition for central control module is high
The working time of frequency resonant pulses, when cell voltage is greater than the 4th voltage 13.0V, then central control module is according to the second output
The output high-frequency resonant pulse in 1 hour of work in regular intervals 1 hour；It is when battery voltage is greater than the 5th voltage 12.0V, then central
Control module is according to the output high-frequency resonant pulse in 1 hour of work in 4 hours of third output rule interval；When detecting tested battery
End voltage for a long time less than the 5th voltage 12.0V when, then central control module stops output pulse signal, reduces power consumption, together
When single-chip microcontroller pin 12 be interrupted output low frequency tonepulse, drive buzzer BL1 to issue " tick ~ ~ ~ " by triode Q4 and accuse
Alert sound, prompts car owner to charge in time to battery.
When in parked state is stood, if vibration detection circuit detects multiple vibration, battery voltage detection circuit
When detecting cell voltage instantaneous variation, it can determine that battery is in starting operating status, start the voltage change of operating status
Voltage detection terminal through voltage detection module feedback to maintenance device determines that the first battery is strong according to the amplitude of voltage decline and number
Kang Zhibiao.
After battery is transferred to starting operating status by standing parked state, start the voltage change of operating status through voltage
The amplitude and number that detection module feedback decline according to voltage to central control module, central control module determine that the first battery is good for
Kang Zhibiao.
When automobile storage battery is in operation charged state, if determining accumulator voltage in the first output voltage
12.0V is pressed by the pin 1 of single-chip microcontroller U5 at this time to global function pulse maintenance condition is just met between the second output voltage 14.6V
High-frequency PWM switching signal is exported according to the first output rule, passes through power driving circuit driving FET high-speed switch, field-effect
The drain electrode of pipe connects constant current output circuit, the electric current of constant current output circuit stable pulse circuit, and field-effect tube is switched in high-frequency PWM to be believed
Number drive control under switch output is carried out to continuous current, by the energy storage of energy storage inductor, discharge pulse current and pass through two poles
The feedbacks such as pipe, self- recoverage insurance form the high frequency for having high-frequency and high-voltage power dissipation characteristics in leakage current region to accumulator anode board to anode
Resonant pulses, this resonant pulses can generate physical resonant with the big lead sulfate crystalline solid of product in battery operation,
And inside battery electrochemical reaction is participated in, dissolution and reduction lead sulfate crystallization enhance electro-chemical activity, restore electric power storage pool capacity
Amount.
If maintenance device detects the photosignal from photosensitive detection module and after the maintenance state that is judged to opening the cabin, in
Centre control module then controls direct-current discharge circuit and enters direct-current discharge detection pattern, detects battery voltage simultaneously within electric discharge 2 minutes
Decline situation is as the second battery health index, and central control module merges the first battery health index, the second battery health refers to
The general health of comprehensive judgement battery gives 100% marking after mark and current battery level situation, provides ginseng for car owner
It examines.
When in open the cabin safeguard state when, information display circuit provide three kinds of display patterns: voltage display pattern, format are
" U_12.5 " indicates that current voltage is 12.5V, and healthy display pattern, format is " J_099 ", indicates that health status is 99% property
Can, storage period mode, format is " H_009 ", indicates standby and has parked 9 hours, the stand-by time the long more is unfavorable for
Battery health.For button inputting circuits for switching three kinds of display patterns, default is voltage display pattern, presses the button circulation display
Three kinds of display patterns.Status display circuit includes 2 double-colored display lamps, and one is in working condition indicator light, and one is battery shape
Condition alarm indicator, when cell voltage is higher than 12V, working condition lamp display green, when being higher than 10V lower than 12V, work shape
State lamp show it is orange, when voltage be lower than 10V when be displayed in red, indicate voltage it is too low, need to charge in time.Battery status alarm refers to
Show that lamp for display alarm information, shows that green, battery health status are shown when reducing when battery is in a good state of health
It is orange, it is displayed in red and flashes when health status is poor, when single-chip microcontroller pin 11 detects the pass from photosensitive detection module
It is shut off information display circuit when closing signal, reduces circuit power consumption, saves electric energy.
In normal work, the continual end voltage that battery is detected by voltage detection module of single-chip microcontroller, specific
Battery health index is detected when state respectively, when battery sampling detection circuit in the time, detects the electricity of battery when 24 is small
It is pressed with and repeatedly drops to 11V hereinafter, single-chip microcontroller passes through sound alarm circuit when the marking of battery general health is lower than 60%
The alarm call for exporting " tick ~ tick ~ " reminds car owner's battery starting performance degradation, needs replacing or overhaul storage
Battery or circuit.
Motor vehicles can sometimes be parked for a long time, and such battery just has self-discharge phenomenon, and vehicle mounted electrical apparatus to
Machine energy consumption, which will lead to accumulator capacity, constantly to be reduced, and voltage also gradually declines, when the end voltage 1 for detecting tested battery is small
When less than 12.0V, central control module uses the control logic of interruption sleep detection to reduce product power consumption, if detection
Then restore from suspend mode to state change, control logic can pass through sound alarm circuit output low frequency audio arteries and veins every 10 minutes
Punching, the sending of interruption driving buzzer " tick ~ ~ ~ " alarm call, power consumption is reduced in this way, battery also has been reminded to car owner
Brownout needs replacing or overhauls battery or circuit.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (9)
1. a kind of battery service method based on use environment detection, which comprises the following steps:
The voltage of battery is detected, and judges the working condition of battery in conjunction with the vibration signal detected；
According to the working condition of the battery and the difference of the end voltage swing of the battery, according to corresponding output rule
High-frequency resonant pulse is exported to battery, to restore accumulator capacity.
2. a kind of battery service method based on use environment detection according to claim 1, which is characterized in that described
Detect the voltage of battery, and the step of combining the vibration signal detected to judge the working condition of battery, further includes:
When detecting vibration signal, and detecting the end voltage instantaneous variation of the battery, determine that the battery is in
Charged state；
Under the charged state, when detecting that the end voltage of the battery is between first voltage and second voltage, micro-control
Device processed exports high-frequency resonant pulse to battery according to the first output rule, to restore accumulator capacity.
3. a kind of battery service method based on use environment detection according to claim 1, which is characterized in that described
The voltage of battery, and the step of combining the vibration signal detected to judge the working condition of battery are detected, further includes following
Step:
When vibration signal is not detected, and the end voltage of the battery be lower than tertiary voltage when, determine at the battery
In standing parked state；
When the battery voltage is greater than four voltage, microcontroller exports harmonic high frequency to battery according to the second output rule
Vibration pulse, to restore accumulator capacity；
When the battery voltage is greater than five voltage, microcontroller exports harmonic high frequency to battery according to third output rule
Vibration pulse, to restore accumulator capacity；
When the voltage of the battery is less than five voltage, microcontroller stops output pulse signal.
4. a kind of battery service method based on use environment detection according to claim 3, which is characterized in that sentencing
The fixed battery is in after standing parked state, further comprising the steps of:
When detecting photosensor signal, determine that the battery is in maintenance state of opening the cabin.
5. a kind of maintenance device of storage battery based on use environment detection characterized by comprising
For detecting the voltage detection module of the voltage signal of battery；
For detecting the shock detection module of the vibration signal of the battery；
For judging the working condition of the battery according to the voltage signal and the vibration signal, and according to the storage
The difference of the end voltage swing of the working condition of battery and the battery, exports height to battery according to corresponding output rule
Frequency resonant pulses, to restore the central control module of accumulator capacity.
6. a kind of maintenance device of storage battery based on use environment detection according to claim 5, which is characterized in that described
Central control module, further includes:
For detecting vibration signal, and detect the battery end voltage instantaneous variation when, determine the battery
First judgment module in charged state；With
For being in charged state in the battery, and the end voltage of the battery is between first voltage and second voltage
When, central control module exports high-frequency resonant pulse to battery according to the first output rule, to restore the of accumulator capacity
One pulse output module.
7. a kind of maintenance device of storage battery based on use environment detection according to claim 5, which is characterized in that described
Central control module, further includes:
For when vibration signal is not detected, and when the end voltage of the battery is lower than tertiary voltage, the electric power storage is determined
Pond is in the second judgment module for standing parked state；With
For when the battery voltage is greater than four voltage, central control module to be defeated to battery according to the second output rule
High-frequency resonant pulse out, to restore the second pulse output module of accumulator capacity；
For when the battery voltage is greater than five voltage, central control module to be defeated to battery according to third output rule
High-frequency resonant pulse out, to restore the third pulse output module of accumulator capacity；Or
For when the voltage of the battery is less than five voltage, central control module to stop the arteries and veins of output pulse signal
Punching cut-off module.
8. a kind of maintenance device of storage battery based on use environment detection according to claim 7, which is characterized in that described
Second judgment module, further includes:
For when detecting photosensor signal, determining that the battery is in the maintenance module that opens the cabin for state of safeguarding of opening the cabin.
9. a kind of maintenance device of storage battery based on use environment detection according to claim 5, which is characterized in that described
Central control module further includes pulse output driving module, and the pulse output driving module includes:
The drive module coupled with the central control module, the high-frequency resonant arteries and veins for being exported by the central control module
Rush driving FET high-speed switch；
The constant current output module coupled with the drive module, for stablizing the pulse current of the drive module output；
The anode of the other end of the constant flow module and the battery couples, the constant current output module export pulse current to
Battery, for exporting high-frequency resonant pulse to battery, to restore accumulator capacity.
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Cited By (1)
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| CN114220250A (en) * | 2021-12-15 | 2022-03-22 | 东风汽车集团股份有限公司 | Reminding method, device and equipment for low voltage of automobile storage battery and storage medium |
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