CN108054449A - A kind of Ni-MH battery activation device and its process for rapid activation - Google Patents
A kind of Ni-MH battery activation device and its process for rapid activation Download PDFInfo
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- CN108054449A CN108054449A CN201711488919.XA CN201711488919A CN108054449A CN 108054449 A CN108054449 A CN 108054449A CN 201711488919 A CN201711488919 A CN 201711488919A CN 108054449 A CN108054449 A CN 108054449A
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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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- 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
- H01M10/44—Methods for charging or discharging
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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)
Abstract
The present invention provides a kind of Ni-MH battery activation device and its process for rapid activation, and the Ni-MH battery activation device is controlled the entire activation process of Ni-MH battery by control module, and discharge module discharges to Ni-MH battery；Charging module charges to Ni-MH battery；Temperature-measuring module monitors temperature of the Ni-MH battery in activation process, and the temperature value of Ni-MH battery is fed back to control module；Voltage control module controls voltage of the Ni-MH battery in activation process；Current control module controls electric current of the Ni-MH battery in activation process.The present invention controls voltage control module and current control module by control module, the charging and discharging process of Ni-MH battery is quickly and safely carried out, cell damage caused by avoiding overcharging or overdischarging, to new Ni-MH battery capacity activation and internal resistance is gone to activate old Ni-MH battery by activation process, ensure the normal use of Ni-MH battery.
Description
Technical field
The present invention relates to a kind of cell activation device, specifically, it is related to a kind of Ni-MH battery activation device and its quick
Activation method.
Background technology
With the high speed development of electronic product, portable electronic mobile device is widely used.It is moved with electronics
The popularization of dynamic equipment, the demand of Ni-MH battery low to the environmental pollution that is used in it, being recycled for multiple times are also increasing；
In addition to the demand to Ni-MH battery capacity becomes higher, higher requirement is also proposed to the service life of Ni-MH battery.But
It is in the prior art that the Ni-MH battery that bath composition makes is using by positive electrode and potassium hydroxide of hickelous nydroxide
Capacity causes the internal resistance of cell excessive in the process, and discharge voltage is low to cause Ni-MH battery electricity is low can not use or charging voltage
It is excessively high to charge, hence it is evident that it is limited to reduce the number that can be recycled, it is therefore desirable to which that activation process is carried out to Ni-MH battery
To solve the above problems, but not all Ni-MH battery can carry out activation process.
The content of the invention
In place of solving above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of activation of Ni-MH battery to fill
It puts and its process for rapid activation, the defects of to overcome in the prior art.
To achieve these goals, the present invention provides a kind of Ni-MH batteries to activate device, the Ni-MH battery activation dress
It puts including discharge module, charging module, temperature-measuring module, voltage control module, current control module, control module and waits to live
The Ni-MH battery of change；Wherein, discharge module and voltage control module, current control module, control module and ni-mh to be activated
Battery connects, and discharges for the order according to control module Ni-MH battery to be activated；Charging module is controlled with voltage
Module, current control module, control module are connected with Ni-MH battery to be activated, and work is treated for the order according to control module
The Ni-MH battery of change charges；Temperature-measuring module is connected with control module and Ni-MH battery to be activated, for monitoring nickel
Temperature of the hydrogen battery in activation process, and the temperature value of Ni-MH battery is fed back into control module；Voltage control module is with putting
Electric module, charging module, control module are connected with Ni-MH battery to be activated, for monitoring Ni-MH battery in activation process
Voltage change, and voltage of the discharge module in charging process is controlled according to the order of control module；Current control module is with putting
Electric module, charging module, control module are connected with Ni-MH battery to be activated, for monitoring Ni-MH battery in activation process
Curent change, and according to the order of control module electric current and charging module of the discharge module in discharge process is controlled to charge
Electric current in the process；Control module and discharge module, charging module, temperature-measuring module, voltage control module, current control mould
Block is connected with Ni-MH battery to be activated, for controlling the entire activation process of Ni-MH battery.
As the further explanation to Ni-MH battery of the present invention activation device, it is preferable that control module is according to treating
The state control discharge module of the Ni-MH battery of activation discharges to Ni-MH battery；Meanwhile control module control current control
Module monitors pass through the electric current of Ni-MH battery, to adjust the discharge current in discharge module；Control module control voltage control mould
The voltage at block monitoring Ni-MH battery both ends, to prevent overdischarge.
As the further explanation to Ni-MH battery of the present invention activation device, it is preferable that control module is according to treating
The state control charging module of the Ni-MH battery of activation charges to Ni-MH battery；Meanwhile control module control current control
Module monitors pass through the electric current of Ni-MH battery, to adjust the charging current in charging module；Control module control voltage control mould
The voltage at block monitoring Ni-MH battery both ends, to prevent overcharge.
As the further explanation to Ni-MH battery of the present invention activation device, it is preferable that temperature-measuring module is supervised
It surveys temperature of the Ni-MH battery in charging process and feeds back to control module, and then control module control charging module stops to nickel
Hydrogen battery charges.
As the further explanation to Ni-MH battery of the present invention activation device, it is preferable that voltage control module control
The voltage range of system is 1~1.35V.
The present invention also provides a kind of process for rapid activation using the Ni-MH battery activation device, the quick work
Change method includes the following steps：
Step 1)：Ni-MH battery state-detection；
Control module detects the state of Ni-MH battery, and according to the condition selecting charge or discharge of Ni-MH battery；Wherein, it is right
In new Ni-MH battery, when which is more than 40%, first electric discharge recharges, and when which is less than 40%, first fills
Electricity discharges again；It is large current discharge for old Ni-MH battery；
Step 2)：The charge and discharge of new Ni-MH battery；
Step 2-1)：Discharge treatment；
Control module controls discharge module and current control module to discharge with 0.2C discharge currents new Ni-MH battery
Processing when it is 1V that voltage control module, which detects voltage, stops electric discharge；
Step 2-2)：Charging process；
Control module controls charging module and current control module to charge with 0.1C charging currents to new Ni-MH battery
Processing when it is 1.35V that voltage control module, which detects voltage, stops charging；
Step 2-3)：Repeat step 2-1) and step 2-2) carry out 2-4 times and cycle until battery capacity is close to rated capacity；
Alternatively,
Step 3)：The heavy-current discharge of old Ni-MH battery；
Step 3-1)：Discharge treatment；
Control module controls discharge module and current control module to carry out discharge treatment to old Ni-MH battery with 5C；
Step 3-2)：Stewing process；
When temperature-measuring module detects that the temperature of the old Ni-MH battery in electric discharge reaches 40 DEG C, control module control is put
Electric module stops charging, and waiting temperature recovery normally carries out discharge treatment again；
Step 3-3)：Repeat step 3-1) and step 3-2), until voltage control module detects old Ni-MH battery voltage
When being reduced to 1V, stop discharge treatment.
As the further explanation to process for rapid activation of the present invention, it is preferable that step 2-1) discharge treatment
It is with 0.2C multiplying powers current discharge to 1.2V, then with 0.5C multiplying powers current discharge to 1.0V, parked half an hour；It is 0.2C times last
When rate current discharge 8-10 is small.
As the further explanation to process for rapid activation of the present invention, it is preferable that step 2-2) charging process
It is to charge with charging to 1.35V with 0.1C multiplying power electric currents for the first time, then carries out charging process and then charge to 1.2 with 0.1C multiplying power electric currents
~1.35V.
The present invention passes through control module and controls voltage control module and current control module so that the charging of Ni-MH battery and
Discharge process can be carried out quickly and safely, and cell damage caused by avoiding overcharging or overdischarging passes through activation process pair
New Ni-MH battery capacity activation and internal resistance is gone to activate old Ni-MH battery, ensure the normal use of Ni-MH battery.
Description of the drawings
Fig. 1 is that the Ni-MH battery of the present invention activates the structure diagram of device；
Fig. 2 is the structure diagram that the Ni-MH battery of the present invention activates the discharge process of device；
Fig. 3 is that the structure of the charging process of the Ni-MH battery activation device of the present invention shows block diagram；
Fig. 4 is that the structure of the temperature control process of the Ni-MH battery activation device of the present invention shows block diagram.
Specific embodiment
It is attached in conjunction with appended preferred embodiment in order to further appreciate that structure, feature and the other purposes of the present invention
With attached drawing, detailed description are as follows, this attached drawing embodiment described is merely to illustrate technical scheme, and non-limiting
Invention.
As shown in Figure 1, Fig. 1, which is the Ni-MH battery of the present invention, activates the structure diagram of device；The Ni-MH battery activation
Device includes discharge module 1, charging module 2, temperature-measuring module 3, voltage control module 4, current control module 5, control mould
Block 6 and Ni-MH battery to be activated；Wherein, discharge module 1 and voltage control module 4, current control module 5, control module 6 and
Ni-MH battery connection to be activated, discharges to Ni-MH battery to be activated for the order according to control module 6；Charging mould
Block 2 is connected with voltage control module 4, current control module 5, control module 6 and Ni-MH battery to be activated, for according to control
The order of module 6 charges to Ni-MH battery to be activated；Temperature-measuring module 3 and control module 6 and ni-mh to be activated
Battery connects, and for monitoring temperature of the Ni-MH battery in activation process, and the temperature value of Ni-MH battery is fed back to control mould
Then block 6 carries out cooling processing in the case where not damaging battery according to the order of control module 6 to Ni-MH battery；Voltage control
Molding block 4 is connected with discharge module 1, charging module 2, control module 6 and Ni-MH battery to be activated, for monitoring Ni-MH battery
Voltage change in activation process, and voltage of the discharge module 1 in charging process is controlled according to the order of control module 6；
Preferably, the voltage range that voltage control module 4 controls is 1~1.35V；Current control module 5 and discharge module 1, charging mould
Block 2, control module 6 are connected with Ni-MH battery to be activated, for monitoring curent change of the Ni-MH battery in activation process, and
According to electric current and charging module 2 of the order control discharge module 1 of control module 6 in discharge process in charging process
Electric current；Control module 6 and discharge module 1, charging module 2, temperature-measuring module 3, voltage control module 4, current control module 5
It is connected with Ni-MH battery to be activated, for controlling the entire activation process of Ni-MH battery.
Fig. 2 is refer to, Fig. 2 is the structure diagram that the Ni-MH battery of the present invention activates the discharge process of device；
Control module 6 sends discharge signal or stops discharge signal to discharge module 1, and discharge module 1 receives discharge signal
Or stop discharge signal and discharged Ni-MH battery or stop discharge operation, wherein control module 6 is according to be activated
The state control discharge module 1 of Ni-MH battery discharges to Ni-MH battery or stops discharging；In electric discharge, control module 6
Constant-current discharge signal is sent to current control module 5, current control module 5 receives constant-current discharge signal and controls and monitor ni-mh
Battery, control module 6 controls current control module 5 with constant current Ni-MH battery to be made to discharge, and monitors the electric discharge of Ni-MH battery
Electric current to adjust the discharge current in discharge module 1, avoids current fluctuation excessive；Control module 6 send monitoring voltage signal to
Voltage control module 4, voltage control module 4 receive monitoring voltage signal and control and monitor Ni-MH battery, and control module 6 controls
Voltage control module 4 monitors the voltage at Ni-MH battery both ends, to prevent overdischarge.
Fig. 3 is refer to, Fig. 3 is that the structure of the charging process of the Ni-MH battery activation device of the present invention shows block diagram；Control mould
Block 6, which sends charging signals, either to be stopped charging signals to 2 charging module 2 of charging module reception charging signals or stops charging
Signal simultaneously charges to Ni-MH battery or stops charging operations, and wherein control module 6 is according to Ni-MH battery to be activated
State control charging module 2 charges to Ni-MH battery or stops charging；When charging, control module 6 sends constant current and fills
To current control module 5, current control module 5 receives constant-current charge signal and controls and monitor Ni-MH battery, control electric signal
Module 6 controls current control module 5 with constant current Ni-MH battery to be made to charge, and monitors the charging current by Ni-MH battery,
If actual current value differs by more than 10% with setting value, duty cycle is adjusted, charging current can be made to maintain near setting value, with
The charging current in charging module 2 is adjusted, avoids current fluctuation excessive；Control module 6 sends monitoring voltage signal and gives voltage control
Molding block 4, voltage control module 4 receive monitoring voltage signal and control and monitor Ni-MH battery, and control module 6 controls voltage control
Molding block 4 monitors the voltage at Ni-MH battery both ends, to prevent overcharge；In addition, control module 6 sends temperature monitoring signal to temperature
Measurement module 3 is spent, temperature-measuring module 3 receives temperature monitoring signal, so that control module 6 controls temperature-measuring module 3 to monitor
The temperature of Ni-MH battery when battery temperature is more than 55 DEG C or the temperature liter of 0.5 DEG C/min occurs, stops charging.
Fig. 4 is refer to, Fig. 4 is that the structure of the temperature control process of the Ni-MH battery activation device of the present invention shows block diagram；Control mould
Block 6 sends heating signal or cooling signal to temperature-measuring module 3, and temperature-measuring module 3 receives heating signal or cooling signal,
So that control module 6 can control temperature-measuring module 3 to heat up or cool down Ni-MH battery, to accelerate the work of electrolyte
Property, avoid temperature is excessively high battery is caused further to damage；In charging process, control module 6 sends temperature monitoring signal to temperature
Measurement module 3 is spent, temperature-measuring module 3 receives temperature monitoring signal, so that temperature-measuring module 3 monitors the temperature of Ni-MH battery
And control module 6 is fed back to, when the temperature is excessively high, stop charging to Ni-MH battery in time, avoid Ni-MH battery temperature excessively high
Caused by the phenomenon of leakage and damage.
The present invention also provides a kind of process for rapid activation using the Ni-MH battery activation device, the quick work
Change method includes the following steps：
Step 1)：Ni-MH battery state-detection；
Control module 6 detects the state of Ni-MH battery, and according to the condition selecting charge or discharge of Ni-MH battery；Due to nickel
The activation of hydrogen battery includes to the capacity activation of new battery and internal resistance being gone to activate used batteries, therefore, for new Ni-MH battery and
Old Ni-MH battery takes different activation methods, wherein, for new Ni-MH battery, when which is more than 40%, first put
Electricity recharges, and when which is less than 40%, first charges and discharges again；It is large current discharge for old Ni-MH battery.
Step 2)：The charge and discharge of new Ni-MH battery；
Step 2-1)：Discharge treatment；
Control module 6 controls discharge module 1 and current control module 5 to be put with 0.2C discharge currents to new Ni-MH battery
Electric treatment when it is 1V that voltage control module 4, which detects voltage, stops electric discharge.Preferably, discharge treatment is with 0.2C multiplying powers electricity
Stream is discharged to 1.2V, then with 0.5C multiplying powers current discharge to 1.0V, parked half an hour；Last 0.2C multiplying power current discharges 8-10
Hour.In discharge process, Ni-MH battery also can slowly generate heat, when temperature-measuring module 3 detects that the temperature of Ni-MH battery exists
Control module 6 automatically controls discharge module 1 and stops discharging at 55 DEG C, after Ni-MH battery temperature recovers normal, control module 6
Star t-up discharge module 1 is discharged again, and discharge process, Ran Houzai are completed when the voltage of every section Ni-MH battery drops to 1.0V
It charges to Ni-MH battery.
Step 2-2)：Charging process；
Control module 6 controls charging module 2 and current control module 5 to be filled with 0.1C charging currents to new Ni-MH battery
Electric treatment when it is 1.35V that voltage control module 4, which detects voltage, stops charging.Preferably, charging process is to fill for the first time
Electricity charges to 1.35V with 0.1C multiplying power electric currents, then carries out charging process and then charge to 1.2~1.35V with 0.1C multiplying power electric currents.
Step 2-3)：Repeat step 2-1) and step 2-2) carry out 2-4 times and cycle until battery capacity is close to rated capacity.
Step 3)：The heavy-current discharge of old Ni-MH battery；
Step 3-1)：Discharge treatment；
Control module 6 controls discharge module 1 and current control module 5 to carry out discharge treatment to old Ni-MH battery with 5C.
Step 3-2)：Stewing process；
When temperature-measuring module 3 detects that the temperature of the old Ni-MH battery in electric discharge reaches 40 DEG C, control module 6 controls
Discharge module 1 stops charging, and waiting temperature recovery normally carries out discharge treatment again；
Step 3-3)：Repeat step 3-1) and step 3-2), until voltage control module 4 detects old Ni-MH battery voltage
When being reduced to 1V, stop discharge treatment.
In conclusion the present invention controls voltage control module and current control module by control module so that ni-mh electricity
The charging and discharging process in pond can be carried out quickly and safely, and cell damage caused by avoiding overcharging or overdischarging passes through
Activation process goes internal resistance to activate to new Ni-MH battery capacity activation and to old Ni-MH battery, ensures that the normal of Ni-MH battery makes
With；Using the temperature of temperature-measuring module monitoring Ni-MH battery, the phenomenon of leakage caused by avoiding Ni-MH battery temperature excessively high；Control
Module controls discharge module and charging module is discharged Ni-MH battery and charging process, and monitors the state of Ni-MH battery,
Adjustment in real time ensures constant-current constant-voltage charging and constant-current discharge by the electric current of Ni-MH battery.
It is to be understood that foregoing invention content and specific embodiment are intended to prove technical solution provided by the present invention
Practical application should not be construed as limiting the scope of the present invention.Those skilled in the art are in spirit and principles of the present invention
It is interior, when can various modifications may be made, equivalent substitution or improvement.Protection scope of the present invention is subject to the appended claims.
Claims (8)
1. a kind of Ni-MH battery activates device, which is characterized in that the Ni-MH battery activation device includes discharge module (1), fills
Electric module (2), temperature-measuring module (3), voltage control module (4), current control module (5), control module (6) and to be activated
Ni-MH battery；Wherein,
Discharge module (1), with voltage control module (4), current control module (5), control module (6) and ni-mh to be activated electricity
Pond connects, for being discharged according to the order of control module (6) Ni-MH battery to be activated；
Charging module (2), with voltage control module (4), current control module (5), control module (6) and ni-mh to be activated electricity
Pond connects, for being charged according to the order of control module (6) to Ni-MH battery to be activated；
Temperature-measuring module (3) is connected with control module (6) and Ni-MH battery to be activated, for monitoring Ni-MH battery in work
Temperature during change, and the temperature value of Ni-MH battery is fed back into control module (6)；
Voltage control module (4) connects with discharge module (1), charging module (2), control module (6) and Ni-MH battery to be activated
It connects, for monitoring voltage change of the Ni-MH battery in activation process, and discharge module is controlled according to the order of control module (6)
(1) voltage in charging process；
Current control module (5) connects with discharge module (1), charging module (2), control module (6) and Ni-MH battery to be activated
It connects, for monitoring curent change of the Ni-MH battery in activation process, and discharge module is controlled according to the order of control module (6)
(1) electric current of the electric current in discharge process and charging module (2) in charging process；
Control module (6), with discharge module (1), charging module (2), temperature-measuring module (3), voltage control module (4), electricity
Flow control module (5) is connected with Ni-MH battery to be activated, for controlling the entire activation process of Ni-MH battery.
2. Ni-MH battery as described in claim 1 activates device, which is characterized in that control module (6) is according to nickel to be activated
The state control discharge module (1) of hydrogen battery discharges to Ni-MH battery；Meanwhile control module (6) control current control mould
The electric current of Ni-MH battery is passed through in block (5) monitoring, to adjust the discharge current in discharge module (1)；Control module (6) controls voltage
The voltage at control module (4) monitoring Ni-MH battery both ends, to prevent overdischarge.
3. Ni-MH battery as described in claim 1 activates device, which is characterized in that control module (6) is according to nickel to be activated
The state control charging module (2) of hydrogen battery charges to Ni-MH battery；Meanwhile control module (6) control current control mould
The electric current of Ni-MH battery is passed through in block (5) monitoring, to adjust the charging current in charging module (2)；Control module (6) controls voltage
The voltage at control module (4) monitoring Ni-MH battery both ends, to prevent overcharge.
4. Ni-MH battery as described in claim 1 activates device, which is characterized in that temperature-measuring module (3) monitoring ni-mh electricity
Temperature of the pond in charging process simultaneously feeds back to control module (6), and then control module (6) control charging module (2) stops pair
Ni-MH battery charges.
5. Ni-MH battery as described in claim 1 activates device, which is characterized in that the voltage of voltage control module (4) control
Scope is 1~1.35V.
6. a kind of process for rapid activation of Ni-MH battery activation device using as described in claim 1-5 is any, described quick
Activation method includes the following steps：
Step 1)：Ni-MH battery state-detection；
Control module (6) detects the state of Ni-MH battery, and according to the condition selecting charge or discharge of Ni-MH battery；Wherein, it is right
In new Ni-MH battery, when which is more than 40%, first electric discharge recharges, and when which is less than 40%, first fills
Electricity discharges again；It is large current discharge for old Ni-MH battery；
Step 2)：The charge and discharge of new Ni-MH battery；
Step 2-1)：Discharge treatment；
Control module (6) control discharge module (1) and current control module (5) carry out new Ni-MH battery with 0.2C discharge currents
Discharge treatment when it is 1V that voltage control module (4), which detects voltage, stops electric discharge；
Step 2-2)：Charging process；
Control module (6) control charging module (2) and current control module (5) carry out new Ni-MH battery with 0.1C charging currents
Charging process when it is 1.35V that voltage control module (4), which detects voltage, stops charging；
Step 2-3)：Repeat step 2-1) and step 2-2) carry out 2-4 times and cycle until battery capacity is close to rated capacity；Or
Person,
Step 3)：The heavy-current discharge of old Ni-MH battery；
Step 3-1)：Discharge treatment；
Control module (6) control discharge module (1) and current control module (5) carry out discharge treatment with 5C to old Ni-MH battery；
Step 3-2)：Stewing process；
When temperature-measuring module (3) detects that the temperature of the old Ni-MH battery in electric discharge reaches 40 DEG C, control module (6) control
Discharge module (1) stops charging, and waiting temperature recovery normally carries out discharge treatment again；
Step 3-3)：Repeat step 3-1) and step 3-2), until voltage control module (4) detects old Ni-MH battery voltage drop
During most 1V, stop discharge treatment.
7. process for rapid activation as described in claim 1, which is characterized in that step 2-1) discharge treatment be with 0.2C multiplying powers
Current discharge is to 1.2V, then with 0.5C multiplying powers current discharge to 1.0V, parked half an hour；Last 0.2C multiplying power current discharges 8-
10 it is small when.
8. process for rapid activation as described in claim 1, which is characterized in that step 2-2) charging process be for the first time charge
1.35V is charged to 0.1C multiplying power electric currents, then carries out charging process and 1.2~1.35V is then charged to 0.1C multiplying power electric currents.
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| RU154386U1 (en) * | 2015-03-10 | 2015-08-20 | Федеральное государственное бюджетное учреждение "16 Центральный научно-исследовательский испытательный ордена Красной Звезды институт имени маршала войск связи А.И. Белова" Министерства обороны Российской Федерации | DEVICE FOR RESTORING BATTERY CAPACITY |
| CN106505269A (en) * | 2016-12-19 | 2017-03-15 | 蔡秋华 | A kind of smart home runs activation system with lithium ion battery |
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