CN101222073A - Digital capacity measuring and repairing instrument for lead acid accumulator - Google Patents
Digital capacity measuring and repairing instrument for lead acid accumulator Download PDFInfo
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- CN101222073A CN101222073A CNA2007101913623A CN200710191362A CN101222073A CN 101222073 A CN101222073 A CN 101222073A CN A2007101913623 A CNA2007101913623 A CN A2007101913623A CN 200710191362 A CN200710191362 A CN 200710191362A CN 101222073 A CN101222073 A CN 101222073A
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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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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The present invention relates to a storage battery capacity testing and repairing device, in particular to a capacity testing and repairing instrument which uses constant-current discharge to test battery capacity and uses high-frequency pulse to repair storage batteries. The present invention introduces a microprocessor on the basis of the prior lead acid storage battery capacity testing and repairing instrument, and controls generated frequency, duty cycle, pulse strength and adjustable high-frequency pulse sequences through software so as to repair a storage battery. A digital storage battery capacity testing and repairing instrument comprises an AC/DC converting circuit, a DC converting circuit, a current-limiting circuit, a loading component, a relay, a constant-current discharge circuit, a microcontroller circuit, a key and a digital drive display circuit. The capacity testing and repairing instrument is very simple to operate and use, intuitive in data display, low in cost, good in repair effect, and fast to take effect, having great economic benefit and social environmental protection benefit in determining battery capacity and reducing total discard quantity of batteries.
Description
Technical field
The present invention is a kind of battery capacity test and prosthetic appliance, especially refers to the capacity measuring and repairing instrument that uses constant-current discharge test battery capacity and high-frequency impulse that storage battery is repaired.
Background technology
Lead acid accumulator has been widely used in every profession and trade since invention, particularly in recent years along with the popularizing of electric bicycle, electro-tricycle, its demand increases especially with surprising rapidity.
How many capacity storage battery still has at any time, is the problem that utilization and maintenance personal extremely pay close attention to.Indivedual storage battery retained storage capacity subcritical capacity, or in batteries, be mingled with indivedual storage batterys that fall behind, can not under the igniting operating mode, export enough big power, the directly normal transportation production of influence.Thereby when storage battery was overhauled, what stand in the breach was exactly mensuration to its capacity.
Storage battery in use, owing to not exclusively discharge and recharge, over-discharge or reason such as under discharge condition, do not use for a long time, annual all have a large amount of storage batterys and scrap because sulfuration is serious.Normal storage battery is after discharge, and the active material on the positive/negative plate mostly becomes the little crystallization of soft lead sulfate, is evenly distributed in the pole plate, reverts to original brown lead oxide and spongy lead when charging easily.When sulfuration takes place owing to improper use in battery, formed thick lead sulfate crystallization on its pole plate, this crystallization poorly conductive, volume is big, also can stop up the hole, emblem of pole plate, hinder the osmosis of electrolyte, increase ancestral in the battery, when charging, be difficult to recover, become irreversible lead sulfate, the active material of participating in electrochemical reaction in the pole plate is reduced, so battery capacity reduce greatly.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, provide a kind of manipulate simple, data intuitive display, low price and measure reliable digital battery capacity test instrument for repairing.
According to technical scheme provided by the invention: described digital capacity measuring and repairing instrument for lead acid accumulator comprises that ac-dc converter circuit (2), DC transfer circuit (3), current-limiting circuit (4), load (9), relay, constant-current discharge circuit (10), microcontroller circuit (6), button and the digital display circuit (5) that drives are formed by connecting; It is characterized in that, regulate the frequency that high frequency is repaired pulse by microcontroller circuit (6), duty ratio and intensity, AC power (1) is connected to the input of ac-dc converter circuit (2), ac-dc converter circuit (2) links to each other with storage battery and links to each other with microcontroller circuit (6) by DC transfer circuit (3), the input of current-limiting circuit (4) links to each other with microcontroller circuit (6), the output of current-limiting circuit (4) links to each other with storage battery, the voltage signal of storage battery (7) links to each other with the voltage signal input of microcontroller circuit (6), the current signal of storage battery (8) links to each other with the current signal input of microcontroller circuit (6), the control signal output of microcontroller circuit (6) is connected to the coil of relay, the switch of relay is connected with storage battery, the control signal of microcontroller circuit (6) links to each other with constant-current discharge circuit (10), constant-current discharge circuit (10) links to each other with storage battery through load (9), and the control signal of microcontroller circuit (6) links to each other with the digital display circuit (5) that drives with button; Wherein ac-dc converter circuit (2) is used to provide the reparation voltage of storage battery; DC transfer circuit (3) is used to relay, microcontroller circuit (6) and the digital display circuit (5) that drives that DC power supply is provided; Current-limiting circuit (4) is used to provide three kinds of different pulse strengties; Constant-current discharge circuit (10) and load (9) provide the path of constant-current discharge for storage battery; Button is used to set the mode of operation of test instrument for repairing, and digital driving display circuit (5) is used to show the capacity of tested battery.
Described ac-dc converter circuit (2) comprises bridge rectifier and half-bridge switch power source circuit.Its role is to provide the reparation pulse when storage battery repaired, and be the input of DC converting circuit, for relay, microcontroller, display module provide DC power supply.
Driving exciter in the described current-limiting circuit (4) comprises integrated circuit (IC1) and transistor (Q14, Q15); Described current-limiting circuit (4) comprises three current limliting shelves, and by the turn-on and turn-off of the transistor (Q11, Q12, Q13) in microcontroller circuit (6) the control current-limiting circuit (4), realize the unlatching and the closure of one or more current limliting shelves, its effect provides three kinds of different pulse strengties.
Described constant-current discharge circuit (10) comprises three constant-current discharge shelves and four constant-current discharge loops, the corresponding constant-current discharge loop of each constant-current discharge shelves, and the 4th constant-current discharge loop is pulse width modulation constant-current discharge loop; After selecting a certain discharging current shelves and start by button, tested storage battery is by the constant-current discharge loop and load (9) discharge of this current gear correspondence, the instant electric current of the tested storage battery of microcontroller circuit (6) monitoring, when instant electric current during less than the electric current of this current gear correspondence, open in pulse width modulation (PWM) constant-current discharge loop, microcontroller circuit (6) makes the discharging current of storage battery consistent with the electric current of this current gear correspondence by the duty ratio in pulse width modulation constant-current discharge loop, realizes constant-current discharge.
The adjusting that described high frequency is repaired pulse frequency, duty ratio, intensity realizes by ac-dc conversion circuit (2), current-limiting circuit (4) and microcontroller circuit (6) are collaborative, when selecting the reparation pattern by button, if OUT006, the OUT005 of microcontroller circuit (6) are output as high level, the direct voltage of ac-dc converter circuit (2) output 15V directly outputs to the two ends of storage battery; OUT006 is put high level,, be added in the pulse voltage that is at storage battery two ends when OUT005 is output as the square wave of pulse width modulation and duty ratio when smaller; When the OUT007 of microcontroller circuit (6) is high level, transistor (Q11) conducting in the current-limiting circuit (4), the pulse strength of storage battery end is the electric current of the current gear of OUT007 correspondence; Cycle by regulating OUT005 and duty ratio and control OUT007, OUT008, OUT009 put the order of high level, can produce the reparation pulse train of frequency and EDM Generator of Adjustable Duty Ratio, Strength Changes at the storage battery two ends.
The present invention can eliminate problem and the fault that the sulfide crystallization salinization on the polar plate of lead acid storage battery causes, it can remove the crystallization sulfide on the battery pole plates continuously, and can prevent effectively that new crystallization sulfide from producing, fundamentally improved the service behaviour of storage battery, made the pole plate of storage battery be brand-new and efficient operation state all the time.
The present invention combines microcontroller circuit and digital display driver circuit, test result can directly be shown with numeral, lower limit when having preset simultaneously tested battery discharge in microcontroller circuit is ended voltage, when making battery discharging reach this lower limit, cut off load automatically and stop test; And by software control produce frequency, duty ratio, sequence of high frequency pulses that pulse strength is adjustable is repaired storage battery, have novel structure, be skillfully constructed, with low cost, repair time is fast, advantage such as effective, to the life-span of prolongation and definite storage battery, reduce the total discarded amount of battery, great economic benefit and social enviroment protection benefit are arranged.
Description of drawings
Fig. 1 is a structure chart of the present invention;
Fig. 2 is a block diagram of the present invention;
Fig. 3 is a main circuit schematic diagram of the present invention;
Fig. 4 is a CPU keyboard-display circuit schematic diagram of the present invention.
Embodiment
With reference to Fig. 1, digital capacity measuring and repairing instrument for lead acid accumulator comprises that cabinet 100, volume test repair circuit board 101a, the 101b of circuit and 101c, four groups of loads 102, four radiator fans 103, three storage battery sockets 104, three digital display modules and key-press module 105,220v supply socket 106, mains switch 107.The circuit board that the 220v power supply is repaired circuit through socket 106 and volume test links to each other, and the ac-dc conversion circuit on circuit board provides pulse voltage, provides supply voltage for relay, microcontroller and digital display module for storage battery.The circuit board that the pole plate of storage battery is repaired circuit by storage battery socket 104 and volume test links to each other.When working in the volume test pattern, storage battery is by load 102 discharges, and fan 103 is the load heat radiation.
With reference to Fig. 2,3, digital capacity measuring and repairing instrument for lead acid accumulator also comprises ac-dc converter circuit 2, DC transfer circuit 3, current-limiting circuit 4, load component 9, constant-current discharge circuit 10, microcontroller circuit 6, button and digital display circuit 5 compositions that drive.Ac-dc converter circuit 1 links to each other with storage battery and links to each other with microcontroller circuit 6 by DC transfer circuit 3, the input of current-limiting circuit 4 links to each other with microcontroller circuit 6, output links to each other with storage battery, the voltage signal 7 of storage battery links to each other with the voltage signal input of microcontroller circuit 6, the current signal 8 of storage battery links to each other with the current signal input of microcontroller circuit 6, and the control signal output of microcontroller circuit is connected to metal-oxide-semiconductor and relay.Described battery capacity test instrument for repairing can be divided into ac-dc conversion circuit, volume test circuit and repair circuit according to function.
Described ac-dc conversion circuit is made up of bridge rectifier and half-bridge switch power source circuit.Bridge rectifier is made up of diode D1, D2, D3, D4.The half-bridge switch power source circuit is mainly by transistor Q1, Q2, and diode D5, D6, D7, D8, D9, D10, D11, D12, D13, D14 and transformer T1, T2 form, and its concrete annexation as shown in Figure 3.
Described volume test circuit is made up of constant-current discharge circuit, microcontroller circuit and the digital display circuit that drives.The constant-current discharge circuit is by transistor Q6, Q7, Q8, Q9, metal-oxide-semiconductor M2, and resistance R 21, R22, R23, R24, R25, R26, R27, R28, R29, and capacitor C 11, C12 constitute, and its concrete annexation is as shown in Figure 3.The constant-current discharge that network label OUT001, OUT002, OUT003, OUT004 are microcontroller allows output port, when it is high level, and the M1 conducting of corresponding discharge loop, storage battery passes through load discharge.
Described reparation circuit is made up of microcontroller circuit and current-limiting resistance, and the sequence of high frequency pulses that frequency, duty ratio, the pulse strength that its repair function is produced by software control is adjustable realizes.Current-limiting circuit is by transistor Q11, Q12, Q13, Q14, Q15, voltage-stabiliser tube Z1, diode D16, D17, D18, D19, and resistance R 35, R36, R37, R38, R39, R40, R41, R42, R43, R44, R45, R46, R47, R48, R49, R50, R51, R52, R53, R54, R55, R56, R57, R58, R59, capacitor C 16, C17, C18, C19, C20, C22 and IC1 constitute, and its concrete annexation as shown in Figure 3.Three current limlitings that network mark OUT007, OUT008, OUT009 are microcontroller allow output port.
Its course of work is as follows:
1, connect the 220V AC power and open K switch, capacity measuring and repairing instrument is started working.The direct voltage of ac-dc converter circuit output 15V, one tunnel two ends that directly output to storage battery (at this moment, because relay and all M1 shutoffs, voltage is not added to the two ends of storage battery in fact), one the tunnel is transformed to the driving voltage of 12V direct voltage as relay through IC2 (7512), is transformed to the power supply of 5V direct voltage as microcontroller and digital display driver circuit through IC3 (7805) then; Microcontroller resets, and network label OUT001, OUT002, OUT003, OUT004, OUT005, OUT006, OUT007, OUT008, OUT009 are output as low level.
2, when selecting the volume test pattern by button, and when configuring discharging current shelves (being assumed to be discharging current shelves 1), OUT002 is output as high level, OUT001 is output as the PWM square wave, the M2 conducting of its corresponding discharge loop when OUT002 or OUT001 are high level, storage battery is by load discharge, and microcontroller is monitored the instant electric current of tested storage battery (IN001), and the duty ratio of regulating OUT001 makes the discharging current of storage battery consistent with the electric current of this current gear correspondence, the realization constant-current discharge.When tested battery discharge voltage (IN002) reached the lower limit termination lower voltage limit value of default discharge, microcontroller cut off load automatically and also stops test, and the value that number driving this moment display circuit shows is the capacity of tested storage battery.
3, when selecting the reparation pattern by button, if OUT006 is output as high level, relay switch JK conducting, M1 conducting when OUT005 is output as high level, the direct voltage of ac-dc converter circuit output 15V directly outputs to the two ends of storage battery.OUT006 is put high level,, be added in the pulse voltage that is at storage battery two ends when OUT005 is output as PWM square wave and duty ratio when smaller.When OUT007 was high level, the pulse strength of storage battery end was the electric current of the current gear of OUT007 correspondence.Cycle by regulating OUT005 and duty ratio and control OUT007, OUT008, OUT009 put the order of high level, can produce the reparation pulse train of frequency and EDM Generator of Adjustable Duty Ratio, Strength Changes at the storage battery two ends.
Claims (6)
1. a digital capacity measuring and repairing instrument for lead acid accumulator comprises that ac-dc converter circuit (2), DC transfer circuit (3), current-limiting circuit (4), load (9), relay, constant-current discharge circuit (10), microcontroller circuit (6), button and the digital display circuit (5) that drives are formed by connecting; It is characterized in that, regulate the frequency that high frequency is repaired pulse by microcontroller circuit (6), duty ratio and intensity, AC power (1) is connected to the input of ac-dc converter circuit (2), ac-dc converter circuit (2) links to each other with storage battery and links to each other with microcontroller circuit (6) by DC transfer circuit (3), the input of current-limiting circuit (4) links to each other with microcontroller circuit (6), the output of current-limiting circuit (4) links to each other with storage battery, the voltage signal of storage battery (7) links to each other with the voltage signal input of microcontroller circuit (6), the current signal of storage battery (8) links to each other with the current signal input of microcontroller circuit (6), the control signal output of microcontroller circuit (6) is connected to the coil of relay, the switch of relay is connected with storage battery, the control signal of microcontroller circuit (6) links to each other with constant-current discharge circuit (10), constant-current discharge circuit (10) links to each other with storage battery through load (9), and the control signal of microcontroller circuit (6) links to each other with the digital display circuit (5) that drives with button; Wherein ac-dc converter circuit (2) is used to provide the reparation voltage of storage battery; DC transfer circuit (3) is used to relay, microcontroller circuit (6) and the digital display circuit (5) that drives that DC power supply is provided; Current-limiting circuit (4) is used to provide three kinds of different pulse strengties; Constant-current discharge circuit (10) and load (9) provide the path of constant-current discharge for storage battery; Button is used to set the mode of operation of test instrument for repairing, and digital driving display circuit (5) is used to show the capacity of tested battery.
2. digital capacity measuring and repairing instrument for lead acid accumulator according to claim 1 is characterized in that, described ac-dc converter circuit (2) comprises bridge rectifier and half-bridge switch power source circuit.
3. digital capacity measuring and repairing instrument for lead acid accumulator according to claim 1, it is characterized in that, when the test instrument for repairing is set to the volume test pattern, the change in voltage of the tested storage battery of microcontroller circuit (6) monitoring and instant electric current, when change in voltage reaches the lower limit termination voltage that preestablishes tested battery discharge, provide the control signal of automatic cut-out, cut off load (9) and stop test; Its test number drives display circuit (5) by number and shows; When being set at the reparation pattern, microcontroller circuit (6) is finished the reparation to storage battery by the closing time of control corresponding crystal pipe produces frequency, duty ratio, Strength Changes at the storage battery two ends high frequency reparation pulse.
4. lead acid accumulator numerical capacity test instrument for repairing according to claim 1 is characterized in that the driving exciter in the described current-limiting circuit (4) comprises integrated circuit (IC1) and transistor (Q14, Q15); Described current-limiting circuit (4) comprises three current limliting shelves, and by the turn-on and turn-off of the transistor (Q11, Q12, Q13) in microcontroller circuit (6) the control current-limiting circuit (4), realizes the unlatching and the closure of one or more current limliting shelves.
5. lead acid accumulator numerical capacity test instrument for repairing according to claim 1, it is characterized in that, described constant-current discharge circuit (10) comprises three constant-current discharge shelves and four constant-current discharge loops, the corresponding constant-current discharge loop of each constant-current discharge shelves, the 4th constant-current discharge loop is pulse width modulation constant-current discharge loop; After selecting a certain discharging current shelves and start by button, tested storage battery is by the constant-current discharge loop and load (9) discharge of this current gear correspondence, the instant electric current of the tested storage battery of microcontroller circuit (6) monitoring, when its during less than the electric current of this current gear correspondence, open in pulse width modulation constant-current discharge loop, microcontroller circuit (6) makes the discharging current of storage battery consistent with the electric current of this current gear correspondence by the duty ratio in pulse width modulation constant-current discharge loop, realizes constant-current discharge.
6. lead acid accumulator numerical capacity test instrument for repairing according to claim 1, it is characterized in that, the adjusting that described high frequency is repaired pulse frequency, duty ratio, intensity realizes by ac-dc conversion circuit (2), current-limiting circuit (4) and microcontroller circuit (6) are collaborative, when selecting the reparation pattern by button, if OUT006, the OUT005 of microcontroller circuit (6) are output as high level, the direct voltage of ac-dc converter circuit (2) output 15V directly outputs to the two ends of storage battery; OUT006 is put high level,, be added in the pulse voltage that is at storage battery two ends when OUT005 is output as the square wave of pulse width modulation and duty ratio when smaller; When the OUT007 of microcontroller circuit (6) is high level, transistor (Q11) conducting in the current-limiting circuit (4), the pulse strength of storage battery end is the electric current of the current gear of OUT007 correspondence; Cycle by regulating OUT005 and duty ratio and control OUT007, OUT008, OUT009 put the order of high level, can produce the reparation pulse train of frequency and EDM Generator of Adjustable Duty Ratio, Strength Changes at the storage battery two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101913623A CN100539294C (en) | 2007-12-19 | 2007-12-19 | Digital capacity measuring and repairing instrument for lead acid accumulator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101913623A CN100539294C (en) | 2007-12-19 | 2007-12-19 | Digital capacity measuring and repairing instrument for lead acid accumulator |
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| Publication Number | Publication Date |
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| CN101222073A true CN101222073A (en) | 2008-07-16 |
| CN100539294C CN100539294C (en) | 2009-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2007101913623A Expired - Fee Related CN100539294C (en) | 2007-12-19 | 2007-12-19 | Digital capacity measuring and repairing instrument for lead acid accumulator |
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| CN (1) | CN100539294C (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964538A (en) * | 2009-07-24 | 2011-02-02 | 沈为国 | Intelligent storage battery energy recovery device |
| CN102709957A (en) * | 2011-03-07 | 2012-10-03 | 张裕生 | High-performance storage battery repair charger |
| CN101728582B (en) * | 2009-10-12 | 2013-04-24 | 上海亿汇节能科技有限公司 | Battery disposal device and method |
| CN103715742A (en) * | 2014-01-08 | 2014-04-09 | 长兴茗扬电子科技有限公司 | Four-way storage battery high-current discharge instrument |
| CN103825343A (en) * | 2014-03-22 | 2014-05-28 | 黄宇嵩 | Automatic repair auxiliary device for battery charger |
| CN104062595A (en) * | 2014-05-09 | 2014-09-24 | 超威电源有限公司 | Method for detecting failure of lead-acid storage battery |
| CN104064826A (en) * | 2014-06-06 | 2014-09-24 | 上海汇菱自控设备有限公司 | Alternating double-pulse-current lead-acid battery devulcanizing device and alternating double-pulse-current lead-acid battery devulcanizing method |
| CN104362685A (en) * | 2014-10-17 | 2015-02-18 | 刘晓冬 | Lithium battery pack monitoring and repairing device with series of batteries |
| CN110858669A (en) * | 2018-08-23 | 2020-03-03 | 深圳沃达泰克科技有限公司 | Circuit for repairing vulcanized storage battery |
| CN113346582A (en) * | 2021-05-31 | 2021-09-03 | 上海航天电源技术有限责任公司 | Battery pack voltage balancing method |
| WO2022198806A1 (en) * | 2021-03-22 | 2022-09-29 | 复旦大学 | Valve-regulated lead-acid storage battery health state improvement method based on resonant current pulses |
-
2007
- 2007-12-19 CN CNB2007101913623A patent/CN100539294C/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101964538A (en) * | 2009-07-24 | 2011-02-02 | 沈为国 | Intelligent storage battery energy recovery device |
| CN101728582B (en) * | 2009-10-12 | 2013-04-24 | 上海亿汇节能科技有限公司 | Battery disposal device and method |
| CN102709957A (en) * | 2011-03-07 | 2012-10-03 | 张裕生 | High-performance storage battery repair charger |
| CN103715742B (en) * | 2014-01-08 | 2015-11-04 | 长兴茗扬电子科技有限公司 | A kind of four road storage battery heavy-current discharge instrument |
| CN103715742A (en) * | 2014-01-08 | 2014-04-09 | 长兴茗扬电子科技有限公司 | Four-way storage battery high-current discharge instrument |
| CN103825343B (en) * | 2014-03-22 | 2015-12-16 | 四川大学 | The automatic error correction assistance system of battery charger |
| CN103825343A (en) * | 2014-03-22 | 2014-05-28 | 黄宇嵩 | Automatic repair auxiliary device for battery charger |
| CN104062595A (en) * | 2014-05-09 | 2014-09-24 | 超威电源有限公司 | Method for detecting failure of lead-acid storage battery |
| CN104064826A (en) * | 2014-06-06 | 2014-09-24 | 上海汇菱自控设备有限公司 | Alternating double-pulse-current lead-acid battery devulcanizing device and alternating double-pulse-current lead-acid battery devulcanizing method |
| CN104064826B (en) * | 2014-06-06 | 2016-05-25 | 上海汇菱自控设备有限公司 | Alternately dipulse electric current delead acid accumulator vulcanization plant and method |
| CN104362685A (en) * | 2014-10-17 | 2015-02-18 | 刘晓冬 | Lithium battery pack monitoring and repairing device with series of batteries |
| CN110858669A (en) * | 2018-08-23 | 2020-03-03 | 深圳沃达泰克科技有限公司 | Circuit for repairing vulcanized storage battery |
| WO2022198806A1 (en) * | 2021-03-22 | 2022-09-29 | 复旦大学 | Valve-regulated lead-acid storage battery health state improvement method based on resonant current pulses |
| CN113346582A (en) * | 2021-05-31 | 2021-09-03 | 上海航天电源技术有限责任公司 | Battery pack voltage balancing method |
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| Publication number | Publication date |
|---|---|
| CN100539294C (en) | 2009-09-09 |
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Application publication date: 20080716 Assignee: B. B. Battery Co., Ltd. Assignor: Jiangnan University Contract record no.: 2010440000165 Denomination of invention: Digital capacity measuring and repairing instrument for lead acid accumulator Granted publication date: 20090909 License type: Exclusive License Record date: 20100204 |
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Address after: 214014 Jiangsu province Wuxi chonganou mount a horse Pier Road No. 18 Chong Chong'an District Service Center Patentee after: Jiangnan University Address before: 1800 No. 214122 Jiangsu city of Wuxi Province Li Lake Avenue Patentee before: Jiangnan University |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20161219 |