CN108407741A - A kind of intelligence double cell management method - Google Patents
A kind of intelligence double cell management method Download PDFInfo
- Publication number
- CN108407741A CN108407741A CN201810111046.9A CN201810111046A CN108407741A CN 108407741 A CN108407741 A CN 108407741A CN 201810111046 A CN201810111046 A CN 201810111046A CN 108407741 A CN108407741 A CN 108407741A
- Authority
- CN
- China
- Prior art keywords
- voltage
- battery
- manager
- backup battery
- starting
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
Abstract
The present invention relates to a kind of intelligent double cell management methods, it uses the connection of double cell manager to start battery and backup battery, and monitor the voltage value for starting battery and backup battery, according to the voltage conditions for starting battery and backup battery, the powering mode that control starts battery and backup battery is switched by manager, when manager, which switchs, to be disconnected, it is respective load supplying to start battery and backup battery, when manager, which switchs, to be closed, it is all load supplyings to start battery and backup battery jointly；Intelligence double cell management method of the present invention can adaptive 12V/24V battery systems, have intelligent function of voltage monitoring, the voltage change trend of battery can be detected, prevent unnecessary switch motion.In addition, the present invention has pressure start-up function, when the effect of the function is that one group of cell voltage is in deep discharge wherein, forced closed manager switch in case of emergency, can play the role of emergency service.
Description
Technical field
The present invention relates to the monitoring and controlling fields of accumulator, and in particular to a kind of intelligence double cell management method.
Background technology
In the mobile devices such as vehicle or ship, double battery systems of large capacity are widely used（Battery is started with after
Standby battery）.It effectively cannot mutually be used between the double cell of current double battery systems so that the operation of double battery systems is imitated
Rate is poor, and reliability is low.
Invention content
The purpose of the present invention is to provide a kind of intelligent double cell management methods, can realize that the maximum between double cell has
Effect mutually use, make dual battery system it is efficient, it is convenient, continue reliably to run.
To achieve the above object, the technical solution adopted by the present invention is：
A kind of intelligence double cell management method, uses the connection of double cell manager to start battery and backup battery, and monitor
The voltage value of dynamic battery and backup battery is switched by manager and is controlled according to the voltage conditions for starting battery and backup battery
System starts the powering mode of battery and backup battery, and when manager, which switchs, to be disconnected, it is respective to start battery and backup battery
Load supplying, when manager, which switchs, to be closed, it is all load supplyings to start battery and backup battery jointly；It specifically includes following
Step：
Step 1, the judgement of adaptive battery system
System electrification, double cell manager are initialized, and the judgement of 12V/24V voltage identifications is then carried out：If detecting
When ceiling voltage is less than 17V, it is judged as 12V battery systems；If the ceiling voltage detected is more than or equal to 17.5V, it is judged as
24V battery systems；If the ceiling voltage detected is failure to actuate in 17V≤U ＜ 17.5V, switch, MCU processor is always maintained at
Detecting state, until voltage declines or rises in detection range；After voltage mode identification, and it is constantly in the voltage-mode
Formula, until lower electricity or reset；
Step 2 judges whether enforcement functionalities come into force, if enforcement functionalities do not come into force, go to step 3 execution battery systems
Basic function；If enforcement functionalities come into force, the pressure start-up function for the 4 execution battery systems that go to step；
Step 3, the basic function for executing battery system
Judge whether manager switch disconnects, if manager switch disconnects, voltage closure condition judgement is carried out, if manager is opened
It closes and closes, then carry out voltage and disconnect condition judgment；
For 12V battery systems, voltage closure condition judges specific as follows：The voltage for starting battery and backup battery is obtained, when
When the voltage of the voltage or backup battery that start battery is less than 13V, manager switch remains closed；If start battery voltage or
The voltage of backup battery persistently meets 13.0V≤U in 10 minutes<13.2V, then manager, which switchs, is closed；If starting battery
The voltage of voltage or backup battery persistently meets 13.2V≤U in 5 minutes<13.4V, then manager, which switchs, is closed；If starting electricity
The voltage in pond or the voltage of backup battery persistently meet 13.4V≤U in 3 minutes<13.6V, then manager, which switchs, is closed；If rising
The voltage of dynamic battery or the voltage of backup battery meet 13.6V≤U<13.8V, manager switch time delay are closed for 1 second；If starting electricity
The voltage in pond or the voltage of backup battery meet 13.8V≤U<16V, manager switch are closed immediately；
For 12V battery systems, it is specific as follows that voltage disconnects condition judgment：Obtain the electricity of the voltage and backup battery that start battery
Pressure, when the voltage of the voltage and backup battery that start battery meets 12.8V≤U<16V, manager switch remain closed；Work as starting
When the voltage of battery and the voltage of backup battery are less than 11V, manager switching delay disconnects for 1 second；If start battery voltage and
The voltage of backup battery persistently meets 11.0V≤U in 1 second<12.0V, manager switch disconnect；If start battery voltage and
The voltage of backup battery persistently meets 12.0V≤U in 10 seconds<12.2V, manager switch disconnect；If starting the voltage of battery
Persistently meet 12.2V≤U in 30 seconds with the voltage of backup battery<12.4V, manager switch disconnect；If starting the electricity of battery
The voltage of pressure and backup battery persistently meets 12.4V≤U in 3 minutes<12.8V, manager switch disconnect；If starting battery
The voltage of voltage and backup battery is more than or equal to 16V, and manager switch disconnects immediately；
For 24V battery systems, voltage closure condition judges specific as follows：The voltage for starting battery and backup battery is obtained, when
When the voltage of the voltage or backup battery that start battery is respectively less than 26V, manager switch remains closed；If starting the voltage of battery
Or the voltage of backup battery persistently meets 26.0V≤U in 10 minutes<26.4V, then manager, which switchs, is closed；If starting battery
Voltage or the voltage of backup battery persistently meet 26.4V≤U in 5 minutes<26.8V, then manager, which switchs, is closed；If starting
The voltage of battery or the voltage of backup battery persistently meet 26.8V≤U in 3 minutes<27.2V, then manager, which switchs, is closed；If
The voltage of the voltage or backup battery that start battery meets 27.2V≤U<27.6V, manager switch time delay are closed for 1 second；If starting
The voltage of battery or the voltage of backup battery meet 27.6V≤U<32V, manager switch are closed immediately；
For 24V battery systems, it is specific as follows that voltage disconnects condition judgment：Obtain the electricity of the voltage and backup battery that start battery
Pressure, when the voltage of the voltage and backup battery that start battery meets 25.6V≤U<32V, manager switch remain closed；Work as starting
When the voltage of battery and the voltage of backup battery are less than 22V, manager switching delay disconnects for 1 second；If start battery voltage and
The voltage of backup battery persistently meets 22.0V≤U in 1 second<24.0V, manager switch disconnect；If start battery voltage and
The voltage of backup battery persistently meets 24.0V≤U in 10 seconds<24.4V, manager switch disconnect；If starting the voltage of battery
Persistently meet 24.4V≤U in 30 seconds with the voltage of backup battery<24.8V, manager switch disconnect；If starting the electricity of battery
The voltage of pressure and backup battery persistently meets 24.8V≤U in 3 minutes<25.6V, manager switch disconnect；If starting battery
The voltage of voltage and backup battery is more than or equal to 32V, and manager switch disconnects immediately；
Step 4 executes and forces start-up function
When forcing the closure of firing switch, start-up function continuously effective is forced, after forcing firing switch to disconnect, by 30s
Start-up function failure is forced in delay；
It when executing pressure start-up function, first determines whether manager switch disconnects, if manager switch disconnects, carries out voltage
Closure condition judges, if manager switch is closed, carries out voltage and disconnects condition judgment；
While judging manager on off state, the voltage flag position of backup battery is assigned a value of 1, i.e. N=1；Then after carrying out
Standby battery voltage detection：For 12V battery systems, as backup battery voltage Use<When 4.3V, flag bit N=1；Work as backup battery
When voltage Use >=5.6V, flag bit N=0；As backup battery voltage 4.3V≤Use<When 5.6V, flag bit N is remained unchanged；For
24V battery systems, as backup battery voltage Use<When 4.5V, flag bit N=1；As backup battery voltage Use >=5.8V, mark
Position N=0；As backup battery voltage 4.5V≤Use<When 5.8V, flag bit N is remained unchanged；
For 12V battery systems, the voltage closure condition of start-up function is forced to judge as follows：The voltage for starting battery is obtained with after
The voltage of standby battery, if starting the voltage Ust of battery<10V, and the voltage Use of backup battery<10V, manager switch keep disconnected
It opens；Otherwise it makes the following judgment：If starting cell voltage and backup battery voltage meeting 0V≤Ust ＜ 10V and 10V≤Use ＜
16V, manager switch are closed immediately；If start cell voltage and backup battery voltage meet 10V≤Ust ＜ 16V and 5.6V≤
Use ＜ 16V, manager switch are closed immediately；If start cell voltage and backup battery voltage meet 10V≤Ust ＜ 13.8V and
4.3V≤Use ＜ 5.6V, while backup battery voltage flag is N=0, manager switch is closed immediately；If start cell voltage and
Backup battery voltage meets 13.8V≤Ust ＜ 16V and 2V≤Use ＜ 4.3V, manager switch time delay are closed after 2 seconds；If starting
Cell voltage and backup battery voltage meet 13.8V≤Ust ＜ 16V and 4.3V≤Use ＜ 5.6V, meanwhile, backup battery voltage
Flag bit N=0, manager switch time delay are closed after 2 seconds；
For 12V battery systems, the voltage of start-up function is forced to disconnect condition judgment as follows：The voltage for starting battery is obtained with after
The voltage of standby battery, if starting cell voltage and backup battery voltage meet Ust ＜ 9.9V and Use ＜ 9.9V, manager switch
It disconnects immediately；If starting cell voltage and backup battery voltage meeting Ust >=16 or Use >=16V, manager switchs immediately
It disconnects；
For 24V battery systems, the voltage closure condition of start-up function is forced to judge as follows：The voltage for starting battery is obtained with after
The voltage of standby battery, if starting the voltage Ust of battery<20V, and the voltage Use of backup battery<20V, manager switch keep disconnected
It opens；Otherwise it makes the following judgment：If starting cell voltage and backup battery voltage meeting 0V≤Ust ＜ 32V and 20V≤Use ＜
32V, manager switch are closed immediately；If starting cell voltage and backup battery voltage meeting 20V≤Ust ＜ 27.6V and 5.8V
≤ Use ＜ 20V, manager switch are closed immediately；If starting cell voltage and backup battery voltage meeting 20V≤Ust ＜ 27.6V
And 4.5V≤Use ＜ 5.8V, while backup battery voltage flag is N=0, manager switch is closed immediately；If starting cell voltage
Meet 27.6V≤Ust ＜ 32V with backup battery voltage and 4V≤Use ＜ 4.5V, manager switch time delay are closed after 2 seconds；If rising
Dynamic cell voltage and backup battery voltage meet 27.6V≤Ust ＜ 32V and 4.5V≤Use ＜ 5.8V, meanwhile, backup battery electricity
Flag bit N=0, manager switch time delay is pressed to be closed after 2 seconds；
For 24V battery systems, the voltage of start-up function is forced to disconnect condition judgment as follows：The voltage for starting battery is obtained with after
The voltage of standby battery, if starting cell voltage and backup battery voltage meet Ust ＜ 19V and Use ＜ 19V, manager switch is vertical
Disconnect；If starting cell voltage and backup battery voltage meeting Ust >=32V or Use >=32V, manager switch breaks immediately
It opens.
The voltage of the voltage for starting battery and backup battery is the electricity of continuous several times sampling battery within a certain period of time
It is obtained using the method that multiple repairing weld is averaged after pressure.
The manager switch uses PWM drive controls, and when control signal is high level, manager switch is attracted.
Intelligence double cell management method of the present invention can adaptive 12V/24V battery systems, have intelligent voltage monitoring
Function can detect the voltage change trend of battery（Voltage magnitude increases or declines and its rate）, and according to starting battery
（Starter Battery）Or backup battery（Service Battery）Voltage and variation tendency, automatic control and management device switch
It is switched on or switched off；And after cell voltage inverse change trend continues for some time, double cell manager just carries out counteragent,
Prevent the repetitive operation caused by cell voltage falls from double cell manager being caused to damage.It is started in addition, the present invention has pressure
Function, when the effect of the function is that one group of cell voltage is in deep discharge wherein, forced closed manager switch, urgent
Situation（Such as start the serious power shortage of battery）Under, emergency service can be played the role of.
Description of the drawings
Fig. 1 is the connection diagram of double cell manager and battery of the present invention；
Fig. 2 is flow chart of the present invention；
Fig. 3 is that 12V battery systems of the present invention execute basic function flow chart；
Fig. 4 is that 12V battery systems of the present invention execute pressure start-up function flow chart.
Specific implementation mode
Shown in referring to Figures 1 and 2, present invention is disclosed a kind of intelligent double cell management methods, use double cell management
Device connection starts battery and backup battery, and monitors the voltage value for starting battery and backup battery, according to starting battery with after
The voltage conditions of standby battery switch the powering mode that control starts battery and backup battery by manager, when manager switchs
When disconnection, it is respective load supplying to start battery and backup battery, when manager, which switchs, to be closed, starts battery and standby electricity
Pond is all load supplyings jointly；The management method specifically includes following steps：
Step 1, the judgement of adaptive battery system
System electrification, double cell manager are initialized, and the judgement of 12V/24V voltage identifications is then carried out, if detect
When ceiling voltage is less than 17V, it is judged as 12V battery systems；If the ceiling voltage detected is more than or equal to 17.5V, it is judged as
24V battery systems；If the ceiling voltage detected is failure to actuate in 17V≤U ＜ 17.5V, switch, double cell manager is protected always
Detecting state is held, until voltage declines or rises in detection range；After voltage mode identification, and it is constantly in the voltage
Pattern, until lower electricity or reset.Table 1 is that 12V/24V battery systems judge table.
Table 1
Step 2 judges whether enforcement functionalities come into force, if enforcement functionalities do not come into force, go to step 3 execution battery systems
Basic function；If enforcement functionalities come into force, the pressure start-up function for the 4 execution battery systems that go to step；
Step 3, the basic function for executing battery system
Real-time intelligent detection starts the voltage of the voltage and backup battery of battery, within a certain period of time continuous several times sampling batteries
Voltage, the method averaged using multiple repairing weld.U is the average value that cell voltage is employed many times, and Un is the electricity of unitary sampling
Pressure value, N are sampling number within a certain period of time.It is as follows using the average value U calculation formula of voltage：
Judge whether manager switch disconnects, if manager switch disconnects, voltage closure condition judgement is carried out, if manager is opened
It closes and closes, then carry out voltage and disconnect condition judgment.
For 12V battery systems, when one of which battery（Start battery or backup battery）Voltage value meet table 1
Voltage closure condition, and within the time being entirely delayed, the voltage of battery is held at the value, then double cell manager closes
It closes.When two groups of batteries（Start battery and backup battery）Voltage value meet the voltage of table 1 simultaneously and disconnect condition, and entire
In the time of delay, the voltage of battery is held at the value, then double cell manager disconnects.
For 24V battery systems, when one of which battery（Start battery or backup battery）Voltage value meet table 2
Voltage closure condition, and within the time being entirely delayed, the voltage of battery is held at the value, then double cell manager closes
It closes.When two groups of batteries（Start battery and backup battery）Voltage value meet the voltage of table 2 simultaneously and disconnect condition, and entire
In the time of delay, the voltage of battery is held at the value, then double cell manager disconnects.
With reference to Fig. 3 and combine shown in table 1, when battery system is 12V battery systems, voltage monitoring mistake when it is disconnected
Journey is as follows：The voltage for starting battery and backup battery is obtained, when the voltage of the voltage or backup battery that start battery is less than 13V
When, manager switch remains closed；If the voltage of the voltage or backup battery that start battery persistently meets 13.0V in 10 minutes
≤U<13.2V, then manager, which switchs, is closed；If the voltage of the voltage or backup battery that start battery persistently meets in 5 minutes
13.2V≤U<13.4V, then manager, which switchs, is closed；If the voltage of the voltage or backup battery that start battery continues in 3 minutes
Meet 13.4V≤U<13.6V, then manager, which switchs, is closed；If the voltage of the voltage or backup battery that start battery meets 13.6V
≤U<13.8V, manager switch time delay are closed for 1 second；If the voltage of the voltage or backup battery that start battery meets 13.8V≤U<
16V, manager switch are closed immediately.
In the case where battery system is 12V battery systems, the voltage monitoring process under closed state is as follows：It obtains and starts battery
Voltage and backup battery voltage, when the voltage and the voltage of backup battery that start battery meet 12.8V≤U<16V, management
Device switch remains closed；When the voltage of the voltage and backup battery that start battery is less than 11V, manager switching delay is broken for 1 second
It opens；If the voltage of the voltage and backup battery that start battery persistently meets 11.0V≤U in 1 second<12.0V, manager switch are disconnected
It opens；If the voltage of the voltage and backup battery that start battery persistently meets 12.0V≤U in 10 seconds<12.2V, manager switch
It disconnects；If the voltage of the voltage and backup battery that start battery persistently meets 12.2V≤U in 30 seconds<12.4V, manager are opened
Shutdown is opened；If the voltage of the voltage and backup battery that start battery persistently meets 12.4V≤U in 3 minutes<12.8V manager
Switch disconnects；If the voltage of the voltage and backup battery that start battery is more than or equal to 16V, manager switch disconnects immediately.
Following table is basic function handoff parameter of the double cell manager under 12V battery systems, and U indicates any one in table
Cell voltage.
Note：U indicates any one cell voltage
Table 2
When battery system is 24V battery systems, voltage monitoring process when it is disconnected is as follows：It obtains and starts battery and standby
The voltage of battery, when the voltage of the voltage or backup battery that start battery is respectively less than 26V, manager switch remains closed；If
The voltage of the voltage or backup battery that start battery persistently meets 26.0V≤U in 10 minutes<26.4V, then manager switch close
It closes；If the voltage of the voltage or backup battery that start battery persistently meets 26.4V≤U in 5 minutes<26.8V, then manager open
It closes and closes；If the voltage of the voltage or backup battery that start battery persistently meets 26.8V≤U in 3 minutes<27.2V is then managed
Device switch is closed；If the voltage of the voltage or backup battery that start battery meets 27.2V≤U<27.6V, manager switch time delay 1
Second is closed；If the voltage of the voltage or backup battery that start battery meets 27.6V≤U<32V, manager switch are closed immediately.
In the case where battery system is 24V battery systems, the voltage monitoring process under closed state is as follows：It obtains and starts
The voltage of battery and the voltage of backup battery, when the voltage of the voltage and backup battery that start battery meets 25.6V≤U<32V,
Manager switch remains closed；When the voltage of the voltage and backup battery that start battery is less than 22V, manager switching delay 1
Second disconnects；If the voltage of the voltage and backup battery that start battery persistently meets 22.0V≤U in 1 second<24.0V, manager are opened
Shutdown is opened；If the voltage of the voltage and backup battery that start battery persistently meets 24.0V≤U in 10 seconds<24.4V manager
Switch disconnects；If the voltage of the voltage and backup battery that start battery persistently meets 24.4V≤U in 30 seconds<24.8V management
Device switch disconnects；If the voltage of the voltage and backup battery that start battery persistently meets 24.8V≤U in 3 minutes<25.6V pipe
Device switch is managed to disconnect；If the voltage of the voltage and backup battery that start battery is more than or equal to 32V, manager switch disconnects immediately.
Following table is basic function handoff parameter of the double cell manager under 24V battery systems, and U indicates any one in table
Cell voltage, the voltage value under the conditions of voltage closure condition and the voltage disconnection of the 24V battery systems is the 2 of 12V battery systems
Times.
Note：U indicates any one cell voltage
Table 3
Step 4 executes and forces start-up function
When forcing the closure of firing switch, start-up function continuously effective is forced.After forcing firing switch to disconnect, by 30s
Start-up function failure is forced in delay, and double cell manager is restored to basic voltage mode control, forces the switch started can be with
Using touch-switch or self-locking type switch.
When executing pressure start-up function, judge whether manager switch disconnects, if manager switch disconnects, carries out voltage
Closure condition judges, if manager switch is closed, carries out voltage and disconnects condition judgment.
While judging manager on off state, the voltage flag position of backup battery is assigned a value of 1, i.e. N=1；Then into
Row backup battery voltage detecting：For 12V battery systems, as backup battery voltage Use<When 4.3V, flag bit N=1；Work as standby
When cell voltage Use >=5.6V, flag bit N=0；As backup battery voltage 4.3V≤Use<When 5.6V, flag bit N is remained unchanged.
For 24V battery systems, as backup battery voltage Use<When 4.5V, flag bit N=1；As backup battery voltage Use >=5.8V,
Flag bit N=0；As backup battery voltage 4.5V≤Use<When 5.8V, flag bit N is remained unchanged.
12V battery system closure conditions：
Note：Ust indicates to start cell voltage, Use expression backup battery voltages
Table 4
Note：Ust indicates to start cell voltage, Use expression backup battery voltages
Table 5
It with reference to Fig. 4 and combines shown in table 4 and table 5, for 12V battery systems, voltage closure condition judges as follows：It obtains and starts electricity
The voltage in pond and the voltage of backup battery, if starting the voltage Ust of battery<10V, and the voltage Use of backup battery<10V, management
Device switch remains open；Otherwise it makes the following judgment：If starting cell voltage and backup battery voltage meeting 0V≤Ust ＜ 10V
And 10V≤Use ＜ 16V, manager switch are closed immediately；If starting cell voltage and backup battery voltage meeting 10V≤Ust ＜
16V and 5.6V≤Use ＜ 16V, manager switch are closed immediately；If start cell voltage and backup battery voltage meet 10V≤
Ust ＜ 13.8V and 4.3V≤Use ＜ 5.6V, while backup battery voltage flag is N=0, manager switch is closed immediately；If rising
Dynamic cell voltage and backup battery voltage meet 13.8V≤Ust ＜ 16V and 2V≤Use ＜ 4.3V, manager switch time delay 2 seconds
After be closed；If it starts cell voltage and backup battery voltage meets 13.8V≤Ust ＜ 16V and 4.3V≤Use ＜ 5.6V, meanwhile,
Backup battery voltage flag position N=0, manager switch time delay are closed after 2 seconds.
For 12V battery systems, it is as follows that voltage disconnects condition judgment：Obtain the electricity of the voltage and backup battery that start battery
Pressure, if starting cell voltage and backup battery voltage meet Ust ＜ 9.9V and Use ＜ 9.9V, manager switch disconnects immediately；
If starting cell voltage and backup battery voltage meeting Ust >=16 or Use >=16V, manager switch disconnects immediately.
Note：Ust indicates to start cell voltage, Use expression backup battery voltages.
Table 6
| Start battery（Starter Battery）Or backup battery（Service Battery）Voltage/V | Off delay |
| 19 and Use ＜ 19 of Ust ＜ | It disconnects immediately |
| Ust≥32 or Use≥32 | It disconnects immediately |
Note：Ust indicates to start cell voltage, Use expression backup battery voltages.
Table 7
Shown in conjunction with table 6 and table 7, for 24V battery systems, voltage closure condition judges as follows：Obtain the voltage for starting battery
With the voltage of backup battery, if start battery voltage Ust<20V, and the voltage Use of backup battery<20V, manager switch are protected
Hold disconnection；Otherwise it makes the following judgment：If start cell voltage and backup battery voltage meet 0V≤Ust ＜ 32V and 20V≤
Use ＜ 32V, manager switch are closed immediately；If start cell voltage and backup battery voltage meet 20V≤Ust ＜ 27.6V and
5.8V≤Use ＜ 20V, manager switch are closed immediately；If starting cell voltage and backup battery voltage meeting 20V≤Ust ＜
27.6V and 4.5V≤Use ＜ 5.8V, while backup battery voltage flag is N=0, manager switch is closed immediately；If starting electricity
Cell voltage and backup battery voltage meet 27.6V≤Ust ＜ 32V and 4V≤Use ＜ 4.5V, manager switch time delay are closed after 2 seconds
It closes；If it starts cell voltage and backup battery voltage meets 27.6V≤Ust ＜ 32V and 4.5V≤Use ＜ 5.8V, meanwhile, standby
Cell voltage flag bit N=0, manager switch time delay are closed after 2 seconds.
For 24V battery systems, it is as follows that voltage disconnects condition judgment：Obtain the electricity of the voltage and backup battery that start battery
Pressure, if starting cell voltage and backup battery voltage meet Ust ＜ 19V and Use ＜ 19V, manager switch disconnects immediately；If
It starts cell voltage and backup battery voltage meets Ust >=32V or Use >=32V, manager switch disconnects immediately.
Above-mentioned manager switch uses PWM drive controls, and when control signal is high level, switch is attracted.It is controlled using PWM
System, switching frequency 25KHz, according to highest cell voltage is detected, using Duty ratio control so that the supply voltage of switch
Average value is 10V, i.e. Vrelay=Vmax*D=10V.Coil voltage, coil control are switched using PWM mode control manager
Voltage does not change because of engine speed, reduces its calorific value, improves its functional reliability.
Double cell manager can be judged after judging battery system with advanced trip temperature, implement overheat protector, short in battery
Protection is turned off under road or high current excess temperature.
The above is only the embodiment of the present invention, is not intended to limit the scope of the present invention, therefore every
According to the technical essence of the invention to any subtle modifications, equivalent variations and modifications made by above example, this is still fallen within
In the range of inventive technique scheme.
Claims (3)
1. a kind of intelligence double cell management method, it is characterised in that：It is connected using double cell manager and starts battery and standby electricity
Pond, and the voltage value for starting battery and backup battery is monitored, according to the voltage conditions for starting battery and backup battery, pass through pipe
It manages the powering mode that device switch control starts battery and backup battery and starts battery and standby electricity when manager, which switchs, to be disconnected
Pond is respective load supplying, and when manager, which switchs, to be closed, it is all load supplyings to start battery and backup battery jointly；Tool
Body includes the following steps：
Step 1, the judgement of adaptive battery system
System electrification, double cell manager are initialized, and the judgement of 12V/24V voltage identifications is then carried out：If detecting
When ceiling voltage is less than 17V, it is judged as 12V battery systems；If the ceiling voltage detected is more than or equal to 17.5V, it is judged as
24V battery systems；If the ceiling voltage detected is failure to actuate in 17V≤U ＜ 17.5V, switch, MCU processor is always maintained at
Detecting state, until voltage declines or rises in detection range；After voltage mode identification, and it is constantly in the voltage-mode
Formula, until lower electricity or reset；
Step 2 judges whether enforcement functionalities come into force, if enforcement functionalities do not come into force, go to step 3 execution battery systems
Basic function；If enforcement functionalities come into force, the pressure start-up function for the 4 execution battery systems that go to step；
Step 3, the basic function for executing battery system
Judge whether manager switch disconnects, if manager switch disconnects, voltage closure condition judgement is carried out, if manager is opened
It closes and closes, then carry out voltage and disconnect condition judgment；
For 12V battery systems, voltage closure condition judges specific as follows：The voltage for starting battery and backup battery is obtained, when
When the voltage of the voltage or backup battery that start battery is less than 13V, manager switch remains closed；If start battery voltage or
The voltage of backup battery persistently meets 13.0V≤U in 10 minutes<13.2V, then manager, which switchs, is closed；If starting battery
The voltage of voltage or backup battery persistently meets 13.2V≤U in 5 minutes<13.4V, then manager, which switchs, is closed；If starting electricity
The voltage in pond or the voltage of backup battery persistently meet 13.4V≤U in 3 minutes<13.6V, then manager, which switchs, is closed；If rising
The voltage of dynamic battery or the voltage of backup battery meet 13.6V≤U<13.8V, manager switch time delay are closed for 1 second；If starting electricity
The voltage in pond or the voltage of backup battery meet 13.8V≤U<16V, manager switch are closed immediately；
For 12V battery systems, it is specific as follows that voltage disconnects condition judgment：Obtain the electricity of the voltage and backup battery that start battery
Pressure, when the voltage of the voltage and backup battery that start battery meets 12.8V≤U<16V, manager switch remain closed；Work as starting
When the voltage of battery and the voltage of backup battery are less than 11V, manager switching delay disconnects for 1 second；If start battery voltage and
The voltage of backup battery persistently meets 11.0V≤U in 1 second<12.0V, manager switch disconnect；If start battery voltage and
The voltage of backup battery persistently meets 12.0V≤U in 10 seconds<12.2V, manager switch disconnect；If starting the voltage of battery
Persistently meet 12.2V≤U in 30 seconds with the voltage of backup battery<12.4V, manager switch disconnect；If starting the electricity of battery
The voltage of pressure and backup battery persistently meets 12.4V≤U in 3 minutes<12.8V, manager switch disconnect；If starting battery
The voltage of voltage and backup battery is more than or equal to 16V, and manager switch disconnects immediately；
For 24V battery systems, voltage closure condition judges specific as follows：The voltage for starting battery and backup battery is obtained, when
When the voltage of the voltage or backup battery that start battery is respectively less than 26V, manager switch remains closed；If starting the voltage of battery
Or the voltage of backup battery persistently meets 26.0V≤U in 10 minutes<26.4V, then manager, which switchs, is closed；If starting battery
Voltage or the voltage of backup battery persistently meet 26.4V≤U in 5 minutes<26.8V, then manager, which switchs, is closed；If starting
The voltage of battery or the voltage of backup battery persistently meet 26.8V≤U in 3 minutes<27.2V, then manager, which switchs, is closed；If
The voltage of the voltage or backup battery that start battery meets 27.2V≤U<27.6V, manager switch time delay are closed for 1 second；If starting
The voltage of battery or the voltage of backup battery meet 27.6V≤U<32V, manager switch are closed immediately；
For 24V battery systems, it is specific as follows that voltage disconnects condition judgment：Obtain the electricity of the voltage and backup battery that start battery
Pressure, when the voltage of the voltage and backup battery that start battery meets 25.6V≤U<32V, manager switch remain closed；Work as starting
When the voltage of battery and the voltage of backup battery are less than 22V, manager switching delay disconnects for 1 second；If start battery voltage and
The voltage of backup battery persistently meets 22.0V≤U in 1 second<24.0V, manager switch disconnect；If start battery voltage and
The voltage of backup battery persistently meets 24.0V≤U in 10 seconds<24.4V, manager switch disconnect；If starting the voltage of battery
Persistently meet 24.4V≤U in 30 seconds with the voltage of backup battery<24.8V, manager switch disconnect；If starting the electricity of battery
The voltage of pressure and backup battery persistently meets 24.8V≤U in 3 minutes<25.6V, manager switch disconnect；If starting battery
The voltage of voltage and backup battery is more than or equal to 32V, and manager switch disconnects immediately；
Step 4 executes and forces start-up function
When forcing the closure of firing switch, start-up function continuously effective is forced, after forcing firing switch to disconnect, by 30s
Start-up function failure is forced in delay；
It when executing pressure start-up function, first determines whether manager switch disconnects, if manager switch disconnects, carries out voltage
Closure condition judges, if manager switch is closed, carries out voltage and disconnects condition judgment；
While judging manager on off state, the voltage flag position of backup battery is assigned a value of 1, i.e. N=1；Then after carrying out
Standby battery voltage detection：For 12V battery systems, as backup battery voltage Use<When 4.3V, flag bit N=1；Work as backup battery
When voltage Use >=5.6V, flag bit N=0；As backup battery voltage 4.3V≤Use<When 5.6V, flag bit N is remained unchanged；For
24V battery systems, as backup battery voltage Use<When 4.5V, flag bit N=1；As backup battery voltage Use >=5.8V, mark
Position N=0；As backup battery voltage 4.5V≤Use<When 5.8V, flag bit N is remained unchanged；
For 12V battery systems, the voltage closure condition of start-up function is forced to judge as follows：The voltage for starting battery is obtained with after
The voltage of standby battery, if starting the voltage Ust of battery<10V, and the voltage Use of backup battery<10V, manager switch keep disconnected
It opens；Otherwise it makes the following judgment：If starting cell voltage and backup battery voltage meeting 0V≤Ust ＜ 10V and 10V≤Use ＜
16V, manager switch are closed immediately；If start cell voltage and backup battery voltage meet 10V≤Ust ＜ 16V and 5.6V≤
Use ＜ 16V, manager switch are closed immediately；If start cell voltage and backup battery voltage meet 10V≤Ust ＜ 13.8V and
4.3V≤Use ＜ 5.6V, while backup battery voltage flag is N=0, manager switch is closed immediately；If start cell voltage and
Backup battery voltage meets 13.8V≤Ust ＜ 16V and 2V≤Use ＜ 4.3V, manager switch time delay are closed after 2 seconds；If starting
Cell voltage and backup battery voltage meet 13.8V≤Ust ＜ 16V and 4.3V≤Use ＜ 5.6V, meanwhile, backup battery voltage
Flag bit N=0, manager switch time delay are closed after 2 seconds；
For 12V battery systems, the voltage of start-up function is forced to disconnect condition judgment as follows：The voltage for starting battery is obtained with after
The voltage of standby battery, if starting cell voltage and backup battery voltage meet Ust ＜ 9.9V and Use ＜ 9.9V, manager switch
It disconnects immediately；If starting cell voltage and backup battery voltage meeting Ust >=16 or Use >=16V, manager switchs immediately
It disconnects；
For 24V battery systems, the voltage closure condition of start-up function is forced to judge as follows：The voltage for starting battery is obtained with after
The voltage of standby battery, if starting the voltage Ust of battery<20V, and the voltage Use of backup battery<20V, manager switch keep disconnected
It opens；Otherwise it makes the following judgment：If starting cell voltage and backup battery voltage meeting 0V≤Ust ＜ 32V and 20V≤Use ＜
32V, manager switch are closed immediately；If starting cell voltage and backup battery voltage meeting 20V≤Ust ＜ 27.6V and 5.8V
≤ Use ＜ 20V, manager switch are closed immediately；If starting cell voltage and backup battery voltage meeting 20V≤Ust ＜ 27.6V
And 4.5V≤Use ＜ 5.8V, while backup battery voltage flag is N=0, manager switch is closed immediately；If starting cell voltage
Meet 27.6V≤Ust ＜ 32V with backup battery voltage and 4V≤Use ＜ 4.5V, manager switch time delay are closed after 2 seconds；If rising
Dynamic cell voltage and backup battery voltage meet 27.6V≤Ust ＜ 32V and 4.5V≤Use ＜ 5.8V, meanwhile, backup battery electricity
Flag bit N=0, manager switch time delay is pressed to be closed after 2 seconds；
For 24V battery systems, the voltage of start-up function is forced to disconnect condition judgment as follows：The voltage for starting battery is obtained with after
The voltage of standby battery, if starting cell voltage and backup battery voltage meet Ust ＜ 19V and Use ＜ 19V, manager switch is vertical
Disconnect；If starting cell voltage and backup battery voltage meeting Ust >=32V or Use >=32V, manager switch breaks immediately
It opens.
2. a kind of intelligent double cell management method according to claim 1, it is characterised in that：The voltage for starting battery
It is to be averaged within a certain period of time using multiple repairing weld after the voltage of continuous several times sampling battery with the voltage of backup battery
Method obtains.
3. a kind of intelligent double cell management method according to claim 1, it is characterised in that：The manager switch uses
PWM drive controls, when control signal is high level, manager switch is attracted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810111046.9A CN108407741B (en) | 2018-02-05 | 2018-02-05 | A kind of intelligence double cell management method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810111046.9A CN108407741B (en) | 2018-02-05 | 2018-02-05 | A kind of intelligence double cell management method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108407741A true CN108407741A (en) | 2018-08-17 |
| CN108407741B CN108407741B (en) | 2019-11-22 |
Family
ID=63126825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810111046.9A Active CN108407741B (en) | 2018-02-05 | 2018-02-05 | A kind of intelligence double cell management method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108407741B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110816446A (en) * | 2019-10-24 | 2020-02-21 | 湖南行必达网联科技有限公司 | Double-battery control system and fuel vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2458677A (en) * | 2008-03-27 | 2009-09-30 | Ford Global Tech Llc | Dual battery vehicle electrical system |
| CN102161331A (en) * | 2010-02-16 | 2011-08-24 | 欧姆龙汽车电子株式会社 | Power supply system and power supply control method |
| CN106848454A (en) * | 2017-03-20 | 2017-06-13 | 东莞博力威电池有限公司 | A kind of management method of same mouth double cell |
| CN206664504U (en) * | 2017-03-13 | 2017-11-24 | 华晨专用车装备科技（大连）有限公司 | Integrate control, protection, the integrated electric control system of intelligence |
| CN107599867A (en) * | 2017-09-18 | 2018-01-19 | 江西爱驰亿维实业有限公司 | The method for managing charge/discharge and system of double source battery bag |
-
2018
- 2018-02-05 CN CN201810111046.9A patent/CN108407741B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2458677A (en) * | 2008-03-27 | 2009-09-30 | Ford Global Tech Llc | Dual battery vehicle electrical system |
| CN102161331A (en) * | 2010-02-16 | 2011-08-24 | 欧姆龙汽车电子株式会社 | Power supply system and power supply control method |
| CN206664504U (en) * | 2017-03-13 | 2017-11-24 | 华晨专用车装备科技（大连）有限公司 | Integrate control, protection, the integrated electric control system of intelligence |
| CN106848454A (en) * | 2017-03-20 | 2017-06-13 | 东莞博力威电池有限公司 | A kind of management method of same mouth double cell |
| CN107599867A (en) * | 2017-09-18 | 2018-01-19 | 江西爱驰亿维实业有限公司 | The method for managing charge/discharge and system of double source battery bag |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110816446A (en) * | 2019-10-24 | 2020-02-21 | 湖南行必达网联科技有限公司 | Double-battery control system and fuel vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108407741B (en) | 2019-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10637269B2 (en) | Service battery charging management device and method for power supply of recreational vehicle | |
| US20100188051A1 (en) | Secondary battery charging circuit | |
| CN110289668B (en) | Quick charging method, terminal, charger and system | |
| CN202888791U (en) | Load controller based on zero-cross starting overvoltage protection | |
| WO1998058271A1 (en) | Back-up battery management apparatus for charging and testing individual battery cells in a string of battery cells | |
| CN101728582B (en) | Battery disposal device and method | |
| CN102480146A (en) | Butt joint system | |
| CN102545284A (en) | Docking system | |
| CN102468755A (en) | Controller device and control method of new energy power-supply system | |
| CN108407741B (en) | A kind of intelligence double cell management method | |
| CN102570519A (en) | Automotive traveling equipment | |
| CN110266100A (en) | Power supply switch circuit and power-supply switching method | |
| CN103248100B (en) | A kind of back-up power source charging-dischargingcontrol control circuit | |
| CN109193885B (en) | Control system of photovoltaic energy storage inverter | |
| CN113883703B (en) | Indoor unit of air conditioner | |
| CN102480156A (en) | Butt-joint method | |
| CN100574043C (en) | Electric power system and electric power system method of operation with far-end control circuit | |
| CN211089210U (en) | Controllable charging and discharging switching circuit and power distribution terminal thereof | |
| CN113954773A (en) | Low-voltage power supply device for commercial vehicle | |
| CN201663206U (en) | Battery disposal device | |
| CN113629839A (en) | Solar power generation system with battery awakening charging function | |
| CN102545285B (en) | Butting method | |
| US11171488B1 (en) | Solar power system | |
| CN213783131U (en) | Power supply module | |
| CN219960175U (en) | Management system, power supply device, and vehicle |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An Intelligent Dual Battery Management Method Effective date of registration: 20230725 Granted publication date: 20191122 Pledgee: Agricultural Bank of China Limited Xiamen Siming Sub branch Pledgor: TBB POWER (XIAMEN) CO.,LTD. Registration number: Y2023980049631 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230803 Granted publication date: 20191122 Pledgee: Agricultural Bank of China Limited Xiamen Siming Sub branch Pledgor: TBB POWER (XIAMEN) CO.,LTD. Registration number: Y2023980049631 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An Intelligent Dual Battery Management Method Effective date of registration: 20230811 Granted publication date: 20191122 Pledgee: Agricultural Bank of China Limited Xiamen Siming Sub branch Pledgor: TBB POWER (XIAMEN) CO.,LTD. Registration number: Y2023980051784 |