CN114050357B - Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof - Google Patents

Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof Download PDF

Info

Publication number
CN114050357B
CN114050357B CN202111350411.XA CN202111350411A CN114050357B CN 114050357 B CN114050357 B CN 114050357B CN 202111350411 A CN202111350411 A CN 202111350411A CN 114050357 B CN114050357 B CN 114050357B
Authority
CN
China
Prior art keywords
battery
parking air
equal
voltage
air conditioner
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202111350411.XA
Other languages
Chinese (zh)
Other versions
CN114050357A (en
Inventor
田振
刘长来
夏诗忠
高国兴
罗香湘
康军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Hongben Energy Co ltd
Camel Group Huazhong Branch Co ltd
Original Assignee
Hubei Hongben Energy Co ltd
Camel Group Huazhong Branch Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hubei Hongben Energy Co ltd, Camel Group Huazhong Branch Co ltd filed Critical Hubei Hongben Energy Co ltd
Priority to CN202111350411.XA priority Critical patent/CN114050357B/en
Publication of CN114050357A publication Critical patent/CN114050357A/en
Application granted granted Critical
Publication of CN114050357B publication Critical patent/CN114050357B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/60Heating or cooling; Temperature control
    • H01M10/66Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
    • H01M10/663Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells the system being an air-conditioner or an engine
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/06Lead-acid accumulators
    • H01M10/12Construction or manufacture
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/42Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44Methods for charging or discharging
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Secondary Cells (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

The invention discloses a rich liquid parking air conditioner battery and a working condition simulation cycle test method thereof. Belongs to the technical field of lead-acid storage batteries. The method mainly solves the problem that no special battery working condition simulation cycle test method exists for the novel rich solution parking air conditioner battery at present. The method is mainly characterized by comprising the following steps of: (1) discharging at constant current of 4+/-0.1A for 6+/-0.1 h; (2) constant voltage 14+ -0.1V current limit 70+ -1A charging for 6+ -0.1 h; (3) 27+ -0.1A constant current discharge 3+ -0.1 h: (4) then charge at constant voltage 14.+ -. 0.1V current limit 70.+ -. 1A for 6.+ -. 0.1h: (5) Forming a complete test cycle according to the steps (1) - (4), and judging that the test is terminated when the end voltage of the cycle process is lower than the lowest protection voltage of the rich solution parking air-conditioning battery; after 50 cycles, the test is carried out at the low temperature of 0.6Icc at the temperature of minus 18+/-1 ℃, the end voltage of the Icc discharge for 30 seconds is not lower than the lowest starting voltage of the whole vehicle, otherwise, the test is judged to be ended. The method is mainly used for accurately and effectively evaluating the performance of the parking air conditioner battery.

Description

Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof
Technical Field
The invention belongs to the technical field of lead-acid storage batteries, and particularly relates to a rich liquid parking air-conditioning battery and a working condition simulation cycle test method thereof, which are used for researching and evaluating the rich liquid parking air-conditioning battery.
Background
Along with the improvement of living standard, the storage battery on the truck is no longer just meeting the starting of the engine, so that the electronic equipment on the truck is more and more, and the electronic equipment such as an inverter, an entertainment system, a parking heater, a parking air conditioner and the like are all large power consumers.
Meanwhile, in order to increase the selling points of vehicles, a commercial vehicle host factory is gradually bringing additional air conditioning requirements of terminal clients into the normal use range of vehicles, and the over-discharge of batteries becomes a normalized trend.
The discharging depth of the conventional starting battery is within 10%, the using condition of the parking air conditioner battery is different from that of the conventional starting battery, and the discharging depth is deeper and is about 50%. Meanwhile, in order to avoid the premature service life of the storage battery caused by overdischarge, a host factory often sets a higher protection voltage (11-11.5V), and the requirement on the stability of the discharge voltage of the storage battery is higher. At present, no special storage battery product exists for the working condition of the parking air conditioner, and no corresponding research and evaluation method exists in the research and development process of the battery of the parking air conditioner. Therefore, a battery working condition simulation test method needs to be formulated in a targeted manner so as to accurately and effectively evaluate whether the parking air conditioner battery meets specific use working conditions and requirements.
Disclosure of Invention
The invention aims to provide a rich solution parking air-conditioning battery and a working condition simulation cycle test method thereof, which are used for accurately and effectively evaluating whether the rich solution parking air-conditioning battery meets the actual use working condition and requirement.
The technical solution of the rich solution parking air conditioner battery of the invention is as follows: the utility model provides a rich liquid parking air conditioner battery, includes rich liquid maintenance-free lead acid battery, its characterized in that: adopting raw materials containing high-strength short fiber, PBX-51 carbon black and gas phase silicon dioxide solution, wherein the length of the high-strength short fiber is 3-4mm, the fineness is 0.8-1.2D, and the specific surface area of the PBX-51 carbon black is 120+/-10 m 2 The main content of the fumed silica solution is 18-22%, and the viscosity is less than or equal to 200mPa.s; the lead powder is manufactured by using a Shimadzu lead powder machine, the oxidation degree of the lead powder is 76+/-3%, and the apparent density is 1.25-1.45g/cm 3 Fe content less than or equal to 0.001%, water absorption rate of 100-120ml/Kg; adding 0.5% antimony trioxide into the positive electrode to prepare lead plaster, wherein the apparent density of the positive electrode lead plaster is 4.5g/cm 3 The penetration is 18-20mm, and the water content is 10.5+/-0.5%; the apparent density of the negative electrode lead plaster is 4.45g/cm 3 The penetration is 18-20mm, and the water content is 10.5+/-0.5%; by means of a linkFilling, solidifying and drying the plate by punching the plate grid; the content of free lead in the positive electrode detection polar plate is less than or equal to 3%, the moisture is less than or equal to 0.5%, and the weight loss rate after 9 times of falling is less than or equal to 3%; the content of free lead in the negative electrode detection polar plate is less than or equal to 4%, the moisture is less than or equal to 0.5%, and the weight loss rate after 9 times of falling is less than or equal to 3%; the battery assembly and formation of the 6-QW-180MF are carried out by adopting the continuous punching polar plate, the end density of battery formation is 1.23-1.26g/ml, and the high-current detection end voltage is more than or equal to 6.0V at 25 ℃; the capacity attenuation rate of the finished battery is 20hr for 5 times continuously and less than or equal to 5 percent.
The 20-hour rate capacity fade rate In the technical solution of the rich liquid parking air-conditioning battery is that a fully charged finished battery is tested In a water bath at 25+/-2 ℃, in is discharged to 10.5V, and the 20-hour rate capacity fade percentage is calculated to be 20hr1-20hr5/20hr1 x 100 percent for 5 times.
The technical scheme of the test method of the invention is as follows: a method for simulating and circulating the working condition of a rich liquid parking air-conditioning battery is characterized in that the fully charged rich liquid parking air-conditioning battery circulates in a water bath at 25+/-2 ℃ according to the following steps:
(1) Constant current discharge is carried out for 6+/-0.1 h by 4+/-0.1A;
(2) Constant voltage 14+ -0.1V current limit 70+ -1A charge for 6+ -0.1 h;
(3) 27+ -0.1A constant current discharge for 3+ -0.1 h:
(4) Then charging for 6+/-0.1 h with a constant voltage of 14+/-0.1V current limit of 70+/-1A:
(5) Forming a complete test cycle according to the steps (1) - (4), and judging that the test is terminated when the end voltage of the cycle process is lower than the lowest protection voltage of the rich solution parking air-conditioning battery; after 50 cycles, 0.6Icc is used for testing at low temperature of-18+/-1 ℃, the end voltage of the Icc discharge for 30 seconds is not lower than the minimum starting voltage of the whole vehicle, otherwise, the test is judged to be ended:
(6) After full charge, the next unit test is performed as in steps (1) - (5).
The minimum protection voltage of the liquid parking air conditioner battery in the technical solution of the test method is 11V; the minimum starting voltage of the whole vehicle is 7.2V.
The number of complete test cycles in the step (5) in the technical solution of the test method is more than or equal to 150.
According to the invention, by combining design parameters of a whole electric system of a host factory and actual use working condition data detection results of a parking air conditioner user of a market commercial vehicle, and simultaneously manufacturing Lian Chong raw polar plates through lead powder manufacturing, lead paste preparation, polar plate coating, curing and drying, recording physical and chemical index parameters of products in the processes of lead powder manufacturing, paste mixing, coating, filling and curing and drying, a rich liquid parking air conditioner battery and a relatively representative parking air conditioner investigation working condition circulation test method are provided, and whether the rich liquid parking air conditioner battery meets actual use working conditions and requirements is accurately and effectively evaluated through a 20-hour capacity attenuation rate and a working condition simulation circulation test of the rich liquid parking air conditioner battery.
The testing method is beneficial to the research and development of the special battery for the parking air conditioner and the accurate and effective evaluation of the performance of the battery for the parking air conditioner, and better meets the use demands of customers.
Detailed Description
The invention relates to an embodiment of a rich liquid parking air-conditioning battery, which is a rich liquid maintenance-free lead-acid storage battery, and adopts main raw materials for paste mixing, comprising high-strength short fibers, PBX-51 carbon black and gas phase silicon dioxide solution, wherein the length of the high-strength short fibers is 3-4mm, the fineness is 0.8-1.2D, and the specific surface area of the PBX-51 carbon black is 120+/-10 m 2 The main content of the fumed silica solution is 18-22%, and the viscosity is less than or equal to 200mPa.s. The oxidation degree of the lead powder is 76+/-3%, and the apparent density is 1.25-1.45g/cm 3 The Fe content is less than or equal to 0.001 percent, and the water absorption rate is 100-120ml/Kg. Adding 0.5% antimony trioxide into the positive electrode to prepare lead plaster, wherein the apparent density of the positive electrode lead plaster is 4.5g/cm 3 The penetration is 18-20mm, and the water content is 10.5+/-0.5%. The apparent density of the negative electrode lead plaster is 4.45g/cm 3 The penetration is 18-20mm, and the water content is 10.5+/-0.5%. And (5) adopting the continuous punching plate grid to carry out plate filling, curing and drying. The content of free lead in the positive electrode detection polar plate is less than or equal to 3%, the moisture is less than or equal to 0.5%, and the weight loss rate after 9 times of falling is less than or equal to 3%. The content of free lead in the negative electrode detection polar plate is less than or equal to 4%, the moisture is less than or equal to 0.5%, and the weight loss rate after 9 times of dropping is less than or equal to 3%. The end density of battery formation is 1.23-1.26g/ml, and the high-current detection end voltage is more than or equal to 6.0V at 25 ℃. The capacity decay rate of the finished battery is complete at 20 hours rateThe fully charged finished battery was tested In a water bath at 25 ℃ + -2deg.C, discharged with In to 10.5V, and calculated as a 20 hour rate capacity fade percentage of 20hr1-20hr5/20hr1 x 100% for 5 times, and a 20hr capacity fade rate of less than or equal to 5% for 5 times In succession.
In the production process of the rich liquid parking air-conditioning battery, related detection items and requirements are as follows:
(1) Physical and chemical detection of raw materials: testing key indexes of main raw materials for paste mixing, namely high-strength short fibers, PBX-51 carbon black, antimony trioxide and an electrolyte additive fumed silica solution;
(2) And (3) lead powder manufacturing: manufacturing lead powder by using an Shimadzu lead powder machine, and recording the oxidation degree, apparent density, fe content and water absorption of the lead powder;
(3) Lead plaster and preparation: the special formula of the parking air-conditioning battery is adopted for lead plaster and manufacturing, and the apparent density, penetration and water content of the lead plaster are recorded;
(4) And (5) pole plate coating, curing and drying: the plate is coated, filled, solidified and dried by adopting a continuous punching plate grid, and the free lead content, the moisture and the dropping strength of the plate are detected;
(5) Battery equipment and formation: the battery is assembled and formed by adopting the continuous punching polar plate, and the formation end density and the heavy current detection end voltage of the battery are recorded;
(6) And (3) battery performance detection: the capacity decay rate of the battery is detected at 20 hours, the capacity test of 20 hours is continuously carried out for 5 times, the decay rate is calculated, and the capacity test method of 20 hours is seen in GB/T5008.1-2013.5.4.1.
The invention relates to a method for testing the working condition simulation circulation of a rich solution parking air-conditioning battery, which is characterized in that in a water bath at 25+/-2 ℃, a fully charged rich solution parking air-conditioning battery circulates according to the following steps:
(1) Constant current discharge is carried out for 6+/-0.1 h by 4+/-0.1A;
(2) Constant voltage 14+ -0.1V current limit 70+ -1A charge for 6+ -0.1 h;
(3) 27+ -0.1A constant current discharge for 3+ -0.1 h:
(4) Then charging for 6+/-0.1 h with a constant voltage of 14+/-0.1V current limit of 70+/-1A:
(5) Forming a complete test cycle according to the steps (1) - (4), wherein the end voltage of the cycle process is lower than the lowest protection voltage of the rich liquid parking air-conditioning battery, and judging that the test is terminated, and the lowest protection voltage of the liquid parking air-conditioning battery is 11V; after 50 times of each cycle, performing a low-temperature-18+/-1 ℃ test by using 0.6Icc, wherein the end voltage of the Icc discharge for 30s is not lower than the lowest starting voltage of the whole vehicle, the lowest starting voltage of the whole vehicle is 7.2V, otherwise, judging that the test is ended: the number of complete test cycles is more than or equal to 150;
(6) After full charge, the next unit test is performed as in steps (1) - (5).

Claims (4)

1. The utility model provides a rich liquid parking air conditioner battery, includes rich liquid lead acid battery, its characterized in that: adopting raw materials containing high-strength short fiber, PBX-51 carbon black and gas phase silicon dioxide solution, wherein the length of the high-strength short fiber is 3-4mm, the fineness is 0.8-1.2D, and the specific surface area of the PBX-51 carbon black is 120+/-10 m 2 The main content of the fumed silica solution is 18-22%, and the viscosity is less than or equal to 200mPa.s; the lead powder is manufactured by using a Shimadzu lead powder machine, the oxidation degree of the lead powder is 76+/-3%, and the apparent density is 1.25-1.45g/cm 3 Fe content less than or equal to 0.001%, water absorption rate of 100-120ml/Kg; adding 0.5% antimony trioxide into the positive electrode to prepare lead plaster, wherein the apparent density of the positive electrode lead plaster is 4.5g/cm 3 The penetration is 18-20mm, and the water content is 10.5+/-0.5%; the apparent density of the negative electrode lead plaster is 4.45g/cm 3 The penetration is 18-20mm, and the water content is 10.5+/-0.5%; filling, solidifying and drying the polar plate by adopting a continuous punching gate; the content of free lead in the positive electrode detection polar plate is less than or equal to 3%, the moisture is less than or equal to 0.5%, and the weight loss rate after 9 times of falling is less than or equal to 3%; the content of free lead in the negative electrode detection polar plate is less than or equal to 4%, the moisture is less than or equal to 0.5%, and the weight loss rate after 9 times of falling is less than or equal to 3%; adopting a continuous punching plate grid to assemble and form a 6-QW-180MF battery, wherein the battery formation endpoint density is 1.23-1.26g/ml, and the high-current detection termination voltage is more than or equal to 6.0V at 25 ℃; the capacity attenuation rate of the finished battery is continuously 5 times and 20hr capacity attenuation rate is less than or equal to 5 percent; the 20 hour rate capacity fade rate was measured on a fully charged finished battery In a water bath at 25 ℃ ± 2 ℃ and discharged to 10.5V with In, calculated as 5 times 20 hour rate capacity fade percentage of 20hr1-20hr5/20hr1 x 100%.
2. The method for simulating and circulating the working condition of the rich solution parking air-conditioning battery according to claim 1, wherein the fully charged rich solution parking air-conditioning battery circulates in a water bath at 25+/-2 ℃ according to the following steps:
(1) Constant current discharge is carried out for 6+/-0.1 h by 4+/-0.1A;
(2) Constant voltage 14+ -0.1V current limit 70+ -1A charge for 6+ -0.1 h;
(3) 27+ -0.1A constant current discharge for 3+ -0.1 h:
(4) Then charging for 6+/-0.1 h with a constant voltage of 14+/-0.1V current limit of 70+/-1A:
(5) Forming a complete test cycle according to the steps (1) - (4), and judging that the test is terminated when the end voltage of the cycle process is lower than the lowest protection voltage of the rich solution parking air-conditioning battery; after 50 cycles, 0.6Icc is used for testing at low temperature of-18+/-1 ℃, the end voltage of the Icc discharge for 30 seconds is not lower than the minimum starting voltage of the whole vehicle, otherwise, the test is judged to be ended:
(6) After full charge, the next unit test is performed as in steps (1) - (5).
3. The method for simulating and cycling the working condition of the rich solution parking air conditioner battery according to claim 2 is characterized in that: the minimum protection voltage of the liquid parking air conditioner battery is 11V; the minimum starting voltage of the whole vehicle is 7.2V.
4. The method for testing the simulated circulation of the working condition of the rich solution parking air conditioner battery according to claim 2 or 3, which is characterized by comprising the following steps of: the number of complete test cycles in step (5) is greater than or equal to 150.
CN202111350411.XA 2021-11-15 2021-11-15 Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof Active CN114050357B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111350411.XA CN114050357B (en) 2021-11-15 2021-11-15 Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111350411.XA CN114050357B (en) 2021-11-15 2021-11-15 Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof

Publications (2)

Publication Number Publication Date
CN114050357A CN114050357A (en) 2022-02-15
CN114050357B true CN114050357B (en) 2024-03-15

Family

ID=80209279

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111350411.XA Active CN114050357B (en) 2021-11-15 2021-11-15 Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof

Country Status (1)

Country Link
CN (1) CN114050357B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020026094A (en) * 2000-09-30 2002-04-06 이계안 Method for testing durability of battery
CN106990157A (en) * 2017-02-20 2017-07-28 骆驼集团襄阳蓄电池有限公司 A kind of detection method of lead bullion material and its application
CN108761335A (en) * 2018-04-11 2018-11-06 超威电源有限公司 A kind of detection method of cycle life of lead-acid accumulator
CN109256560A (en) * 2018-08-29 2019-01-22 骆驼集团蓄电池研究院有限公司 Improve the anode diachylon and preparation method thereof of lead-acid accumulator high-temperature cycle life
CN112259732A (en) * 2020-07-22 2021-01-22 骆驼集团蓄电池研究院有限公司 Positive lead paste for rich-solution storage battery and preparation method thereof
CN112349976A (en) * 2020-09-29 2021-02-09 双登集团股份有限公司 Method and process for improving low-temperature starting performance of start-stop battery
CN113300015A (en) * 2021-05-17 2021-08-24 河北零点新能源科技有限公司 Formation process of improved lead-acid storage battery

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020026094A (en) * 2000-09-30 2002-04-06 이계안 Method for testing durability of battery
CN106990157A (en) * 2017-02-20 2017-07-28 骆驼集团襄阳蓄电池有限公司 A kind of detection method of lead bullion material and its application
CN108761335A (en) * 2018-04-11 2018-11-06 超威电源有限公司 A kind of detection method of cycle life of lead-acid accumulator
CN109256560A (en) * 2018-08-29 2019-01-22 骆驼集团蓄电池研究院有限公司 Improve the anode diachylon and preparation method thereof of lead-acid accumulator high-temperature cycle life
CN112259732A (en) * 2020-07-22 2021-01-22 骆驼集团蓄电池研究院有限公司 Positive lead paste for rich-solution storage battery and preparation method thereof
CN112349976A (en) * 2020-09-29 2021-02-09 双登集团股份有限公司 Method and process for improving low-temperature starting performance of start-stop battery
CN113300015A (en) * 2021-05-17 2021-08-24 河北零点新能源科技有限公司 Formation process of improved lead-acid storage battery

Also Published As

Publication number Publication date
CN114050357A (en) 2022-02-15

Similar Documents

Publication Publication Date Title
CN105185987B (en) Positive electrode and lithium rechargeable battery
CN103872381B (en) A kind of fluid injection of electrokinetic cell leaves standstill method
CN103367753B (en) Lead-acid battery cathode lead plaster of a kind of graphene dispersing solution modification and preparation method thereof
CN109728252A (en) Positive plate, preparation method thereof and sodium ion battery
CN102104144B (en) Method for preparing lithium iron phosphate compound anode material
CN100557863C (en) Lead-acid storage battery and paste mixing process for electric moped
CN102637906B (en) Preparation method of winding-structure lithium ion battery
CN101807723A (en) Lead-acid battery and manufacturing method thereof
CN106848259A (en) A kind of continuous conduction original position C/Ag, Zr/ZrF4Compound zirconium fluoride anode material for lithium-ion batteries and preparation method thereof
CN105226322B (en) Cathode size and negative plate, lithium ion battery including the cathode size
Lang et al. The use of nanometer tetrabasic lead sulfate as positive active material additive for valve regulated lead-acid battery
US20140120386A1 (en) Over-Saturated Absorbed Glass Mat Valve Regulated Lead-Acid Battery Comprising Carbon Additives
CN102427123A (en) Lithium ion secondary battery and anode sheet thereof
CN102768343A (en) Method for evaluating positive-negative capacity matching situation of lithium ion secondary battery
CN103022487B (en) A kind of preparation method of nanometer manganese lithium phosphate anode material of lithium battery
CN102660697B (en) Lead-acid battery grid alloy for power
CN109659511A (en) A kind of SiO2Coat tertiary cathode material and preparation method thereof
CN110098387A (en) A kind of tertiary cathode material and its preparation method and application of lithium phosphate cooperation conductive carbon material cladding
CN103545489A (en) Preparation method of lead-acid storage battery negative plate
CN103199248B (en) The preparation method of the coated niobium doped iron lithium phosphate of carbon-cobalt acid lithium composite positive pole
CN114050357B (en) Rich-liquid parking air conditioner battery and working condition simulation cycle test method thereof
CN202050030U (en) Lithium ion battery with high-multiplying-power discharge performance
CN109116258A (en) A kind of determination method and system of charging and discharging lithium battery cut-off condition
CN102593462A (en) Method for preparing lithium iron phosphate by coating carbon
CN102709527B (en) Manufacturing method of super lead-acid battery negative plate

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
CB02 Change of applicant information
CB02 Change of applicant information

Address after: No. 16 Gushui Road, Gucheng Economic Development Zone, Xiangyang City, Hubei Province

Applicant after: CAMEL GROUP HUAZHONG BRANCH Co.,Ltd.

Applicant after: Hubei Hongben Energy Co.,Ltd.

Address before: No. 16 Gushui Road, Gucheng Economic Development Zone, Xiangyang City, Hubei Province

Applicant before: CAMEL GROUP HUAZHONG BRANCH Co.,Ltd.

Applicant before: CAMEL GROUP STORAGE BATTERY ACADEMY CO.

GR01 Patent grant
GR01 Patent grant