CN107225954A - Supply unit, the control method of supply unit and control device - Google Patents
Supply unit, the control method of supply unit and control device Download PDFInfo
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- CN107225954A CN107225954A CN201710109987.4A CN201710109987A CN107225954A CN 107225954 A CN107225954 A CN 107225954A CN 201710109987 A CN201710109987 A CN 201710109987A CN 107225954 A CN107225954 A CN 107225954A
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- Prior art keywords
- power supply
- supply
- power
- accessory power
- transporting equipment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Secondary Cells (AREA)
Abstract
The present invention provides supply unit, the control method of supply unit and control device.Supply unit possesses：1st power supply, its to transporting equipment drive device supply electric power, and configure in the transporting equipment；2nd power supply, it can be loaded and unloaded to the drive device or the 1st power supply supply electric power in the transporting equipment；And control device, its operating state based on the transporting equipment makes the electric power outputs of multiple 2nd power supplys to the drive device or the 1st power supply.
Description
Technical field
The present invention relates to supply unit, the control method of supply unit and control device.
Background technology
Exploitation has the transporting equipment for possessing the batteries (battery) that can change as driving power supply.It is special in such as JP
Open in No. 2014-147197 (hereinafter referred to as patent document 1), describe following method：Possessing the car that is provided to electric automobile
In the power-supply system of the main storage battery group of body and the secondary battery group that can be changed, main storage battery group and secondary battery group is set to put successively
Electricity.
In the power-supply system that patent document 1 is recorded, for main storage battery group, the charging method of secondary battery group, only examine
Plug-in charging is considered, the onboard charger such as inverter just turns into the necessary composition of transporting equipment side.
But, increase cost because setting onboard charger sometimes, and make the space in vehicle and weight increasing
Greatly.Therefore, particularly the costs such as motorcycle, motor-driven carriage, microminiature moving body, space, weight restriction very big electricity
In motor-car, setting for onboard charger can turn into exploitation or practical obstacle sometimes.
The content of the invention
Mode involved in the present invention considers such situation and completed that the first purpose is that there is provided can be using multiple
Simplify supply unit, the control method of supply unit and control device that equipment is constituted in the power-supply device of secondary battery group.
In order to reach above-mentioned purpose, the present invention is by the way of following.
(1) supply unit involved by 1 mode of the invention possesses：1st power supply, its to transporting equipment drive device
Supply electric power, and configure in the transporting equipment；2nd power supply, its to the drive device or the 1st power supply supply electric power,
And can be loaded and unloaded in the transporting equipment；And control device, its operating state based on the transporting equipment makes multiple described
The electric power output of 2nd power supply is to the drive device or the 1st power supply.
(2) on the basis of the mode of above-mentioned (1) or, movement of the control device in the transporting equipment
In make the electric power output of the 2nd power supply to the 1st power supply.
(3) on the basis of the mode of above-mentioned (2) or, the 2nd power supply possesses multiple 2nd power supplys, the control
Device processed makes the transporting equipment be less than the fortune to the number of the 2nd power supply of the 1st power supply output power in moving
Transfer device stop in the 1st power supply output power the 2nd power supply number.
(4) arrived in above-mentioned (1) in (3) on the basis of wantonly 1 mode or, the 2nd power supply possesses multiple 2
Power supply, the supply unit is also equipped with making each of multiple 2nd power supplys to turn into conducting state between the 1st power supply
Or the switch of off state, the control device is controlled to the state of the switch.
(5) on the basis of the mode of above-mentioned (4) or, in the movement of the transporting equipment, it is described control dress
Put and the switch is controlled, so as to which the electric power output of the part among multiple 2nd power supplys is electric to the described 1st
Source, the drive device is given by remaining a part of electric power output among multiple 2nd power supplys.
(6) arrived in above-mentioned (1) in (5) on the basis of wantonly 1 mode or, the control device acquirement the described 1st
The temperature of power supply and the 2nd power supply, the temperature for meeting the 1st power supply is below the 1st threshold value and the temperature of the 2nd power supply
The situation for the control condition below the 2nd threshold value is spent compared with being unsatisfactory for the situation of the control condition, and the control device makes
The amount of power increase exported from the 2nd power supply to the 1st power supply.
(7) on the basis of the mode of above-mentioned (6) or, the 1st threshold value be less than the 2nd threshold value.
(8) arrived in above-mentioned (1) in (6) on the basis of wantonly 1 mode or, the 2nd power supply is including at least 2
2nd power supply, the control device drives the electric power output of high the 2nd power supply of voltage among 2 the 2nd power supplys to described
Dynamic device, the 1st power supply is given by the electric power output of low the 2nd power supply of voltage.
(9) control method of the supply unit involved by 1 mode of the invention, the supply unit possesses：1st electricity
Source, its to transporting equipment drive device supply electric power, and configure in the transporting equipment；With the 2nd power supply, it is to the driving
Device or the 1st power supply supply electric power, and can be loaded and unloaded in the transporting equipment, in the control method of the supply unit
In, the operating state of the transporting equipment is obtained, the operating state based on the transporting equipment makes the electric power of the 2nd power supply defeated
Go out to the drive device or the 1st power supply.
(10) control device involved by 1 mode of the invention is controlled to the 1st power supply and the 2nd power supply, wherein, institute
State drive device supply electric power of the 1st power supply to transporting equipment, and configure in the transporting equipment, the 2nd power supply is to described
Drive device or the 1st power supply supply electric power, and can be loaded and unloaded in the transporting equipment, the control device is based on described
The operating state of transporting equipment makes the electric power output of the 2nd power supply to the drive device or the 1st power supply.
According to above-mentioned (1), (9), (10) mode, the electricity of the 2nd power supply is made by the operating state based on transporting equipment
Power is output to drive device or the 1st power supply, can omit onboard charger.Thus, system composition can be simplified, low cost can be reached
Change, space saving, lightweight.
According to the mode of above-mentioned (2), by making the electric power output of the 2nd power supply in the movement of transporting equipment to the 1st power supply,
So as to can also carry out the charging of the 1st power supply in the movement of transporting equipment.Therefore, because need not be for the charging of the 1st power supply
And make transporting equipment stopping for a long time, therefore the convenience of transporting equipment can be obviously improved.
According to the mode of above-mentioned (3), by the number for making the 2nd power supply in transporting equipment movement to the 1st power supply output power
Mesh is less than the number of the 2nd power supply to the 1st power supply output power during transporting equipment stops, and can make the 1st in transporting equipment stopping
The charging rate of power supply is faster than transporting equipment charging rate on the move.As a result, can be come using the 2nd power supply with more electric power
Carry out the charging of the 1st power supply.If further, since suitably substituting the 2nd power supply with regard to the charging of the 1st power supply can be proceeded, therefore being
Make no onboard charger, the charging of the 1st power supply can be also completed as early as possible.
According to the mode of above-mentioned (4), each of multiple 2nd power supplys is set to turn into conducting between the 1st power supply by possessing
The switch of state or off state, can enter to the charging of the 1st power supply of the electric power based on each output from multiple 2nd power supplys
Row control.
, will by giving the 1st power supply by the electric power output of the part among multiple 2nd power supplys according to the mode of above-mentioned (5)
Remaining a part of electric power output, can be to the output mesh of the electric power of each output from multiple 2nd power supplys to drive device
Ground be controlled.
According to the mode of above-mentioned (6), controlled by the temperature based on the 1st power supply and the 2nd power supply from the 2nd power supply to
The amount of power of 1 power supply output, can carry out charge control corresponding with the state of the 1st power supply and the 2nd power supply.
Relative to the 2nd power supply that can be loaded and unloaded in transporting equipment, the 1st power configuration is in transporting equipment.
In other words, the 2nd power supply is the power supply premised on replacing, relative to this point, the 1st power supply be not to be replaced by before
The power supply carried.That is, in view of the feature of these various power supplys, the 1st power supply than the 2nd power supply preferably in the way of it will not more deteriorate
To use.According to the mode of above-mentioned (7), by making the 1st threshold value be less than the 2nd threshold value, the 1st power supply can be suppressed and be absorbed in height in charging
Deteriorated caused by temperature state, and can suitably carry out the charging control of the temperature based on the 1st power supply and the 2nd power supply safely
System.
As it is well known as, in the electric power of electric power storage or the electric power of generating to other electrical loads or electrical storage device
During transfer, there is the loss of inevitable electric power.The loss of the number of times of the transfer electrical power more inevitable electric power is just
It is bigger, there is such tendency.Therefore, compared to the electric power for being put aside the 2nd power supply with to form as the 1st power source charges turn
Move, and the 1st power supply uses the electric power from the 2nd power source transition come this case of being powered to the drive device as electrical load,
The power supply that 2nd power supply is put aside to the situation of drive device can reduce the loss of electric power.According to the mode of above-mentioned (8),
By by the electric power output of the 2nd high power supply of voltage among 2 the 2nd power supplys to drive device, by the electricity of the 2nd low power supply of voltage
Power is exported to the 1st power supply, can minimize the loss of the electric power exported from the 2nd power supply.In other words, it can enable and be set as transport
The standby amount of power to use is maximized.
Brief description of the drawings
Fig. 1 is the figure of one of the transporting equipment for representing to possess the supply unit in the 1st embodiment of the present invention.
Fig. 2 is the figure of one for representing the supply unit in the 1st embodiment.
Fig. 3 is the figure of one for representing the accessory power supply in the 1st embodiment.
Fig. 4 is the figure of one of the discharge mode for representing the accessory power supply based on voltage in the 1st embodiment.
Fig. 5 is the figure of one of the control of discharge state for representing the accessory power supply based on voltage in the 1st embodiment.
Fig. 6 is the figure of one of the control of discharge for representing the accessory power supply based on charge rate SOC in the 1st embodiment.
Fig. 7 is the flow chart of one of the flow for the processing for representing the power supply in the 1st embodiment.
Fig. 8 is the figure of one for representing the instrument face plate in the 1st embodiment.
Fig. 9 is the flow chart of one of the flow for the processing for representing the power supply in the 2nd embodiment.
Figure 10 is that the positive pole for representing the Reserve Power Division in accessory power supply in the 2nd embodiment uses the open-circuit voltage of ferric phosphate
OCV and charge rate SOC dependency relation is the figure of SOC-OCV characteristics.
Figure 11 is the figure of one for representing the supply unit in the 3rd embodiment.
Figure 12 is the flow chart of one of the flow for representing the charging process in the 3rd embodiment.
Embodiment
Illustrate supply unit in several embodiments of the invention, transporting equipment, power supply below with reference to accompanying drawing
Method, control device and power storage module.
<1st embodiment>
Fig. 1 is the figure of one of the transporting equipment for representing to possess the supply unit in the 1st embodiment of the present invention.In figure
In 1, vehicle (such as electric automobile) 1 is shown as one of the transporting equipment for possessing supply unit, but the power supply of the present invention
Device can be applied appoints in motorcycle, three-wheeled motor car, motor-driven carriage, the hybrid vehicle etc. that has internal combustion engine and motor concurrently
In vehicle, ship, airborne vehicle of meaning etc..
Vehicle 1 for example possesses configuration in 1 main storage battery group (main power source) 2 of the bottom of car body and in the way of it can load and unload
The multiple secondary battery groups (accessory power supply) 3 for being arranged on the rear of car body are used as power supply.2 auxiliary electricity are illustrated in Fig. 1
Source 3, but it is also possible to which the accessory power supply of more than 3 is arranged on vehicle 1.
Fig. 2 is the figure of one for representing the supply unit in present embodiment.The supply unit 5 of present embodiment for example has
Standby main power source 2 (the 1st power supply), accessory power supply 3 (the 2nd power supply, power storage module), control device 10 and charging device 14.Main power source
2nd, accessory power supply 3, control device 10 and charging device 14 for example pass through CAN (Controller Area Network：Controller
LAN) the multichannel communication multiple telecommunication line or null modem cable, wireless communication networks etc. such as order wire be connected with each other.In addition, drive device 12
It is connected with supply unit 5.
Main power source 2 configures the car body in vehicle 1, meets the basic output requirement of the drive device 12 of vehicle 1.Main power source
2 be, for example, the secondary cells such as lead accumulator, Ni-MH battery, lithium ion battery, lithium ion polymer battery.
Accessory power supply 3 is the loading and unloading type power supply that can be set and be unloaded from the car body of vehicle 1 to the car body of vehicle 1.Auxiliary
The demand of user according to as the extension of the endurance distance of vehicle 1 of power supply 3 and use.Accessory power supply 3 possesses the 1st auxiliary electricity
Source 3-1 ... the so multiple accessory power supplys of the n-th accessory power supply 3-n (n is more than 2 integer).Accessory power supply 3 is, for example, lead electric power storage
The secondary cells such as pond, Ni-MH battery, lithium ion battery, lithium ion polymer battery.1st accessory power supply 3-1 ... the n-th auxiliary electricity
There is source 3-n essentially identical battery to constitute, but it is also possible to mutually different composition.In addition, the weight of accessory power supply 3 is
Being easy to user moves and it is preferred that below 8kg, more preferably below 7kg.
The action of the control of control device 10 main power source 2, accessory power supply 3 and charging device 14.Control device 10 will be from master
The electric power that power supply 2 and accessory power supply 3 are supplied is supplied to drive device 12.Control device 10 is, for example, by CPU via bus
(Central Processing Unit：Central processing unit), ROM (Read Only Memory：Read-only storage) or RAM
(Random Access Memory：Random access memory), storage device, the COM1 such as flash memory etc. be formed by connecting
ECU (Electronic Control Unit：Electronic control unit).
Charging device 14 receives the power supply from external device (ED), and main power source 2 and/or accessory power supply 3 are charged.
Charging device 14 for example possesses：The connector being connected with outside electric supply installation etc.；With by the power supply being supplied to main electricity
Source 2 and/or the supply unit of accessory power supply 3.
Drive device 12 provides the power for driving vehicle 1.Drive device 12 for example possesses electric drive motor and control
The motor ECU of electric drive motor processed.Drive device 12 uses the electric power supplied from main power source 2 and/or accessory power supply 3
To provide the power for driving vehicle 1.
Fig. 3 is the figure of one (the 1st accessory power supply 3-1) representing the accessory power supply 3 in present embodiment.1st auxiliary electricity
Source 3-1 for example possesses Reserve Power Division 20, BMU (Battery Management Unit：Battery management unit) 22 (control units),
Switch 24, galvanometer 26 and CAN drivers 28 (acceptance division).1st accessory power supply 3-1 possesses：It is connected just with drive device 12
Polar curve L1 and negative line L2；With the order wire L3 being connected with main power source 2 and other accessory power supplys 3.1st accessory power supply 3-1
Drive device 12 is powered via electrode line L1 and negative line L2.In addition, the 1st accessory power supply 3-1 is via order wire L3
Exchanging for various signals is carried out with control device 10 and other accessory power supplys.In addition, the 1st accessory power supply 3-1 is not via voltage
The ground such as converting means are connected with drive device 12.
Reserve Power Division 20 for example possesses the multiple batteries being connected in series with each other.Multiple batteries for example have identical respectively
Constitute.Multiple batteries are individually the secondary cell of energy discharge and recharge.In addition, Reserve Power Division 20 can also possess what is be connected in parallel with each other
Multiple secondary battery units (each secondary battery unit includes the multiple batteries being connected in series).
BMU22 controls Reserve Power Division 20, the action for switching 24, galvanometer 26 and CAN drivers 28.Specifically, BMU22
The respective voltage of multiple batteries that detection Reserve Power Division 20 possesses.In addition, BMU22 from the thermometer located at Reserve Power Division 20 (not
Diagram) obtain Reserve Power Division 20 temperature.In addition, BMU22 is based on the respective magnitude of voltage of multiple batteries and defeated from galvanometer 26
The current value entered calculates SOC (the State Of Charge of Reserve Power Division 20：Charge rate).In addition, BMU22 is based on driving via CAN
The control signal that dynamic device 28 input from control device 10 come controlling switch 24 conducting state and off state (connection (ON) with
And disconnect (OFF)).BMU22 each function is realized by the processor configuration processor such as CPU.
Switch 24 makes to turn into conducting state or off state between Reserve Power Division 20 and drive device 12.
Switch 24 is such as possessing field-effect transistor, various contactors.Switch 24 is for example arranged on the He of Reserve Power Division 20
On the electrode line L1 that drive device 12 links.
Galvanometer 26 determines the electric current for flowing through the 1st accessory power supply 3-1, and measurement result is output into BMU22.26, galvanometer
Such as it is arranged at the negative line L2 for linking Reserve Power Division 20 and drive device 12.
CAN drivers 28 are connected via order wire L3 with the CAN drivers of control device 10 and other accessory power supplys.
CAN drivers 28 will be output to control device from the magnitude of voltage and SOC of the BMU22 Reserve Power Divisions 20 inputted via order wire L3
10.In addition, the control signal inputted from control device 10 is output to BMU22 by CAN drivers 28.
The supply unit 5 of present embodiment be based on the 1st accessory power supply 3-1 to the n-th respective voltages of accessory power supply 3-n and
At least one of SOC carries out the control of discharge of accessory power supply.Supply unit 5 is for example based on multiple accessory power supply 3-1 to 3-n
Respective voltage and SOC are come control of discharge as carrying out shown in Fig. 4 to 6.
Fig. 4 shows auxiliary come determine to be discharged to the n-th respective voltages of accessory power supply 3-n based on the 1st accessory power supply 3-1
Help 3 discharge modes (the 1st to the 3rd pattern) of power supply.Fig. 5 shows the control of discharge shape of the accessory power supply in the 1st to the 3rd pattern
State.Fig. 6 shows the SOC based on accessory power supply come 3 regions (region 1 to region 3) for changing the output current of accessory power supply.
For ease of understanding, enumerate below in case of using 2 accessory power supplys (the 1st accessory power supply 3-1, the 2nd accessory power supply 3-2)
To illustrate.
(the 1st pattern)
1st pattern is that the only high accessory power supply of output voltage enters among the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2
The Serial output pattern of row electric discharge.It is more than given threshold value in the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 voltage difference
In the case of (the 1st threshold value), supply unit 5 is acted with the 1st pattern.In addition, the 1st pattern is according to the 1st accessory power supply
3-1 and the 2nd accessory power supply 3-2 SOC, with the usually used output electricity in the SOC region 1 or SOC region 2 shown in Fig. 6
Stream (maximum A1) is discharged.
SOC region 1 represents that the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 SOC is predetermined 1st scope
The region of (100 arrive S1%).The S1 be meet 100 ＞ S1 arbitrary positive numerical value, it is considered to composition of supply unit 5 etc. and it is pre-
First determine.In the SOC region 1, reduced with the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 SOC, the 1st auxiliary electricity
Source 3-1 and the 2nd accessory power supply 3-2 output voltage are reduced to V2 (V1 ＞ V2) from V1.
SOC region 2 represents that the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 SOC is predetermined 2nd scope
The region of (S1 to S2%).The S2 is the arbitrary positive numerical value for meeting S1 ＞ S2, it is considered to composition of supply unit 5 etc. and it is advance
It is determined that.In the SOC region 2, reduced with the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 SOC, the 1st accessory power supply
3-1 and the 2nd accessory power supply 3-2 output voltage are reduced to V3 (V2 ＞ V3) from V2.
In the case where accessory power supply uses 2, regardless of any one in SOC region 1 and SOC region 2 all with usual
The output current (maximum A1) used is discharged.In addition, in the case where accessory power supply uses 1, in SOC region 1, with
Usually used output current is discharged, in SOC region 2, with output current than using 1 usually using small electric power saving
Output current (maximum A2, A2 ＜ A1) is discharged.In addition, in the case where accessory power supply uses 4, being used with accessory power supply
It is same at 2, no matter which one in SOC region 1 and SOC region 2 is all entered with usually used output current (maximum A1)
Row electric discharge.
Under the 1st pattern, discharged by controlling into the high accessory power supply of only output voltage, 2 auxiliary electricity can be made
The voltage difference in source reduces.Thus, the sneak-out current caused by electric power difference when can suppress to connect multiple accessory power supplys.In addition, by
The tendency of deterioration increase is just had in the state of if battery maintains voltage height, therefore by entering from the high accessory power supply of voltage
Row electric discharge, can suppress the deterioration of battery.
(the 2nd pattern)
2nd pattern is the parallel output mould that the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 are discharged side by side
Formula.It is the situation of given threshold value (the 1st threshold value) below in the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 voltage difference
Under, supply unit 5 is acted with the 2nd pattern.In addition, the 2nd pattern is according to the auxiliary electricity of the 1st accessory power supply 3-1 and the 2nd
Source 3-2 SOC, is discharged with the usually used output current in the SOC region 1 or SOC region 2 shown in Fig. 6.This
Under 2 patterns, discharged, the voltage difference of 2 accessory power supplys can be maintained side by side side by side by controlling into 2 accessory power supplys
The given threshold value that can continue of electric discharge below.
In addition, the 2nd pattern is due to being the state for alleviating the load for battery, therefore the deterioration of battery can be suppressed.
(the 3rd pattern)
3rd pattern is the parallel output mould that the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 are discharged side by side
Formula.It is given threshold value (the 1st threshold value) below in the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 voltage difference and the 1st is auxiliary
The voltage for helping power supply 3-1 and the 2nd accessory power supply 3-2 be given threshold value (the 2nd threshold value) below in the case of, supply unit
5 are acted with the 3rd pattern.In addition, SOC of the 3rd pattern according to the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2,
Discharged with the electric power saving in the SOC region 3 shown in Fig. 6 using 1 output current (maximum A2).In the SOC region 3,
Reduced with the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 SOC, the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-
2 output voltage is reduced to V4 (V3 ＞ V4) from V3.
Under the 3rd pattern, discharged side by side with electric power saving by controlling into 2 accessory power supplys, so that until electric discharge
Final voltage can maintain output to a certain degree.In addition, in the case where accessory power supply uses 1, in SOC region 3, with
Output current uses 2 output current (maximum A3, A3 ＜ A2) than electric power saving using 1 small electric power saving) discharged.In addition,
In the case where accessory power supply uses 4, in SOC region 3, also discharged with usually used output current.
Next, the action of the supply unit 5 in explanation present embodiment.Fig. 7 is to represent the power supply in present embodiment
The flow chart of one of the flow of the processing of control.
First, control device 10 obtains the 1st accessory power supply 3-1 for just making electric discharge stop and (switch 24 and be in off state)
And the 2nd respective open-circuit voltages of accessory power supply 3-2 (Open Circuit Voltage：OCV).Specifically, control device 10
Via order wire L3 to the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 respective CAN drivers 28 output request open circuit electricity
The signal of pressure.Next, CAN drivers 28 will ask the signal output of open-circuit voltage to BMU22.BMU22 determines Reserve Power Division 20
Open-circuit voltage, measurement result is exported to control device 10 (step S101) via CAN drivers 28 and order wire L3.
Next, control device 10 judges the voltage of the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 open-circuit voltage
Poor Vd whether be given threshold value (the 1st threshold value) below (step S103).
In the case where voltage difference Vd is more than the 1st threshold value, control device 10 makes accessory power supply 3 be acted with the 1st pattern.
That is, control device 10 controls into the high accessory power supply of voltage among the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 and put
Electric (the 1st pattern) (step S107).For example in the 1st accessory power supply 3-1 open circuit of the open-circuit voltage higher than the 2nd accessory power supply 3-2
In the case of voltage, 10 couple of the 1st accessory power supply 3-1 of control device BMU22 outputs make switch 24 turn into the signal of conducting state.
Based on the signal, the 1st accessory power supply 3-1 BMU22 is set to conducting state by switching 24, Reserve Power Division 20 is carried out discharge process.
On the other hand, 10 couple of the 2nd accessory power supply 3-2 of control device BMU22 outputs make switch 24 turn into the signal of off state.It is based on
The signal, the 2nd accessory power supply 3-2 BMU22 will switch 24 and be set to off state (or maintaining off state), the 2nd accessory power supply
3-2 Reserve Power Division 20 is without discharge process.
Next, closed circuit voltage (Closed Circuits of the 1st accessory power supply 3-1 BMU22 based on Reserve Power Division 20
Voltage：CCV the electric current that), is determined by galvanometer 26 and the temperature of Reserve Power Division 20 estimate open-circuit voltage, and output it
To control device 10.Afterwards, the later repeat step S103 processing again of control device 10.
On the other hand, in the case where voltage difference Vd is below the 1st threshold value, control device 10 determines whether to come self-driven
The request (step S105) of the high current output of device 12.In the case of the request exported without high current, control device 10
Accessory power supply is controlled, to be discharged (step S107) with the 1st pattern.Only asking few without the request that high current is exported
Perhaps in the case of electric current output, because the influence of the expansion for the voltage difference between accessory power supply is few, therefore the 1st pattern is carried out
Under discharge process.
Alternatively, it is also possible to without step S105 processing, also enter in the case of the request exported without high current
Row output side by side.
In the case of the request for having high current to export, control device 10 makes accessory power supply be acted with the 2nd pattern.
That is, control device 10 controls into the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 both sides are discharged (the 2nd mould
Formula) (step S111).Specifically, 10 couple of the 1st accessory power supply 3-1 of control device and the 2nd accessory power supply 3-2 both sides output make out
Closing 24 turns into the signal of conducting state.1st accessory power supply 3-1 and the 2nd respective BMU22 of accessory power supply 3-2 make switch 24 into
For conducting state, Reserve Power Division 20 is set to carry out discharge process.
Next, control device 10 judge the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 both sides voltage whether be
Given threshold value (the 2nd threshold value) is below (step S113).
It is not the feelings of below the 2nd threshold value from the voltage both sides of the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 inputs
Under condition, control device 10 continues the action (step S111) under the 2nd pattern in accessory power supply.
On the other hand, it is being the 2nd threshold value from the voltage both sides of the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 inputs
In the case of below, control device 10 makes accessory power supply be acted with the 3rd pattern.That is, control device 10 controls into the 1st auxiliary
Power supply 3-1 and the 2nd accessory power supply 3-2 both sides are discharged, but are discharged (step using 1 output power with electric power saving
S115)。
Next, control device 10 judges whether any one in the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2
SOC turn into 0% (step S117).The SOC of any one in the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 into
In the case of 0%, control device 10 stops the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 discharge process, terminates this
The processing of flow chart.On the other hand, the SOC of any one in not being the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2
In the case of 0%, control device 10 continues the action (step S115) under the 3rd pattern in accessory power supply.
Alternatively, it is also possible to the driver's seat by the way that instrument face plate 30 (display device) as shown in Figure 8 to be arranged on to vehicle 1
To make driver can confirm that the behaviour in service of supply unit.Can such as instrument face plate 30 can possess display from supply unit
5 carry out the 1st display part 32 of maximum output.For example, the 1st display part 32 can carry out the situation of maximum output from supply unit 5
Lamp is lighted in (such as the situation that can export the maximum current A1 of above-mentioned " usually used "), can not entered from supply unit 5
Row maximum output situation (be for example limited in it is above-mentioned " electric power saving use 1 " maximum current A2 or " electric power saving uses 2 "
Maximum current A3 situation) under lamp is extinguished.Thus, driver can easily verify that supply unit behaviour in service and whether
Need export-restriction.
It is that above-mentioned the 1st is arrived so that driver is understood that alternatively, it is also possible to the color change for the lamp for making the 1st display part 32
The state (while whether the number for the power storage module discharged is multiple) of any one of the 3rd pattern.For example in the 1st pattern
In the case of, the lamp in instrument face plate is lighted au bleu, in the case of the 2nd pattern, lamp is lit up green, in the 3rd pattern
In the case of, lamp is lit up red.In addition, instrument face plate 30 can also be also equipped with showing the of the current amount of power that can be exported
2 display parts 34.Thus, driver can confirm that the more detailed behaviour in service of supply unit.
According to the supply unit of the 1st above-mentioned embodiment, by voltage and charge rate based on accessory power supply 3
At least one come control multiple accessory power supplys 3 it is respective switch 24 state, can consider these multiple accessory power supplys 3 between electricity
On the basis of the difference of pressure or charged state, make multiple accessory power supplys 3 while the chance increase discharged, special to lift output
Property.Further, since without the voltage transformation based on voltage changer etc., thus system composition can be simplified, low cost can be reached
Change, space saving, lightweight.Further, since without voltage transformation, therefore it is avoided that the conversion of electronic device driving etc. is damaged
Consumption.In addition, can be discharged on the basis of the sneak-out current between avoiding accessory power supply 3 from multiple accessory power supplys 3.
In addition, in above-mentioned, illustrating to use 3 discharge modes the (the 1st to the 3rd as the control of discharge of accessory power supply 3
Pattern) and 3 SOC regions (SOC region 1 to 3) example, but can also correspond to battery composition come use other electric discharge mould
Formula and SOC region.In addition, in above-mentioned, illustrating to be based on the 1st accessory power supply 3-1 to the n-th respective electricity of accessory power supply 3-n
(voltage difference) is pressed to determine the example of 3 discharge modes, but it is also possible to based on the 1st accessory power supply 3-1 to the n-th accessory power supply 3-n
Respective charge rate (charge rate is poor) determines discharge mode.
In addition, in above-mentioned, enumerating the feelings using 2 accessory power supplys (the 1st accessory power supply 3-1, the 2nd accessory power supply 3-2)
It is illustrated exemplified by condition, but above-mentioned control of discharge also can be equally applied in the case of using the accessory power supply of more than 3.
For example in the case of comprising the accessory power supply of more than 3, can be divided into according to voltage and charge rate 2 groups (at least one with
On the 1st accessory power supply and the 2nd more than at least one accessory power supply), to the voltage and charge rate in the 1st accessory power supply
In at least one average value and the voltage in the 2nd accessory power supply and the average value of at least one in charge rate compared
Compared with to carry out control of discharge.Or, can also be by the representative of the voltage in the 1st accessory power supply and at least one in charge rate
Be worth (maximum or minimum value) and the voltage in the 2nd accessory power supply and at least one in charge rate typical value (maximum or
Minimum value) it is compared.
In addition, under the 1st and the 2nd above-mentioned pattern, the regenerated electric power of automatic drive device 12 can also be carried out in receiving
In the case of, control into the accessory power supply input regeneration electricity that voltage is low among the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2
Power.Thus, voltage difference can be maintained within a certain range, the parallel output time can be extended.
<2nd embodiment>
Next, illustrating the 2nd embodiment of the present invention using Fig. 9.In the 1st embodiment, illustrate based on storage
At least one of the voltage and charge rate in electric portion 20 are come the example of the discharge process that controls multiple accessory power supplys.But, by
There is output power in the low power supply of the resistance value power supply high compared to resistance value and become big, therefore in the resistance of each accessory power supply
In the case that value has differences, the control of the voltage based on Reserve Power Division 20 and charge rate is only carried out sometimes can make multiple auxiliary electricity
The SOC difference increases in source.Therefore, in the present embodiment, illustrate resistance value and SOC based on multiple accessory power supplys to control to put
The example of electric treatment.In the explanation of the 2nd embodiment, pair identical is marked with above-mentioned the 1st embodiment identical part
Reference number, simplifies or the description thereof will be omitted.In addition, for ease of understanding, enumerating below using 2 accessory power supplys (the 1st auxiliary electricity
Source 3-1, the 2nd accessory power supply 3-2) in case of illustrate.
First, control device 10 obtains the 1st accessory power supply 3-1 for just making electric discharge stop and (switch 24 and be in off state)
And the 2nd the respective Reserve Power Divisions 20 of accessory power supply 3-2 SOC and resistance value.Specifically, control device 10 is via order wire L3
CAN driver 28 output request SOC respective to the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 and resistance value letter
Number.Next, CAN drivers 28 will ask SOC and resistance value signal output to BMU22.BMU22 is for example according to Reserve Power Division
20 open-circuit voltage calculates SOC.In addition, BMU22 calculates resistance value (internal electricity such as when according to the charging of Reserve Power Division 20 daily record
Resistance, impedance).BMU22 exports the SOC calculated and resistance value to control device via CAN drivers 28 and order wire L3
10 (step S201).
Next, control device 10 is calculated from high auxiliary of SOC among the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2
Help the resistance value of power supply subtract the resistance value of the low accessory power supplys of SOC obtained from resistance difference Rd, whether judge resistance difference Rd
Be given threshold value (the 1st threshold value) below (step S203).
In the case where resistance difference Rd is more than the 1st threshold value, the setting of control device 10 represents to need to carry out based on resistance difference
The adjustment flag F G (for example adjusting flag F G=1) of this meaning of the adjustment of electric discharge.On the other hand, it is the 1st threshold in resistance difference Rd
In the case that value is following, control device 10 does not set adjustment flag F G.Or it is set to adjustment flag F G=0.
Next, control device 10 judges whether the auxiliary electricity of the SOC with given threshold value (the 2nd threshold value) below
Source (step S207).
In the case of in the absence of the accessory power supply with the SOC below the 2nd threshold value, control device 10 judges whether setting
Adjustment flag F G (step S209).In the case where not setting adjustment flag F G, control device 10 is controlled, so as to the 1st
Accessory power supply 3-1 and the 2nd accessory power supply 3-2 both sides are discharged (output side by side) (step S213).Afterwards, following locate is carried out
Reason：SOC renewal (step S217) is carried out by current accumulation etc., step S207 is again returned to, judges whether have
The accessory power supply of SOC below 2nd threshold value.
On the other hand, in the case where setting adjustment flag F G, control device 10 judges whether the 1st accessory power supply 3-1
And the 2nd accessory power supply 3-2 Reserve Power Division 20 SOC differences Sd be it is more than given threshold value (the 3rd threshold value) and exist come it is self-driven
The request (step S211) of the high electric power output of device 12.It is more than the 3rd threshold value and is not present and carrys out self-powered is unsatisfactory for SOC differences Sd
In the case of condition as the request of the high electric power output of dynamic device 12, control device 10 is controlled, so as to the 1st auxiliary electricity
Source 3-1 and the 2nd accessory power supply 3-2 both sides are discharged (output side by side) (step S213).On the other hand, to meet SOC poor
Sd is control more than 3rd threshold value and in the case of condition as the request for the high electric power output for carrying out automatic drive device 12 is not present
Device 10 processed is controlled, so as to high auxiliary of SOC among the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 Reserve Power Division 20
Power supply is helped to be discharged (step S215).Afterwards, SOC renewal (step S217) is carried out by current accumulation etc., is again returned to
To step S207, the accessory power supply with the SOC below the 2nd threshold value is judged whether.
It is judged as in step S207 in the case of there is the accessory power supply with the SOC below the 2nd threshold value, control device
10 judge whether the SOC of whole accessory power supplys for given threshold value (the 2nd threshold value) below (step S219).It is being judged as not being complete
The SOC of portion's accessory power supply be the 2nd threshold value below in the case of, control device 10 is controlled, so as to the 1st accessory power supply 3-1 with
And the 2nd the high accessory power supplys of SOC of Reserve Power Division 20 among accessory power supply 3-2 discharged (step S215).On the other hand, sentencing
The SOC for whole accessory power supplys that breaks all be below the 2nd threshold value in the case of, control device 10 terminates the processing of this flow chart.
Figure 10 be represent in the present embodiment the Reserve Power Division of accessory power supply positive pole use ferric phosphate open-circuit voltage
OCV and charge rate SOC dependency relation is the figure of SOC-OCV characteristics.There is OCV change using the Reserve Power Division of ferric phosphate in positive pole
The smaller such smooth performance of the dynamic variation relative to SOC.It is therefore preferable that the positive pole in the Reserve Power Division of each accessory power supply uses phosphorus
Sour iron.According to such accessory power supply, even if then how much different the SOC of each accessory power supply is, also due to its voltage is identical journey
Degree, therefore voltage changer is not needed with regard to the input and output of electric current can be carried out, can be high, light weight to be realized with a low cost space efficiency
Power-supply system.For in Reserve Power Division of the positive pole using ferric phosphate, close in the state of full charge, voltage is gradually increasing
To extreme, in addition close in the state of full electric discharge, voltage is gradually lowered to extremely.Usually using when read the change,
And implement on-off control with the higher limit of voltage, lower limit.Thus, due to not adding part newly, thus it can realize low
Cost, space efficiency are high, the power-supply system of light weight.
According to the supply unit of the 2nd above-mentioned embodiment, the increase and decrease tendency of the deviation of the charge rate of Reserve Power Division 20 is calculated,
It is inclined to control the state of the respective switch 24 of multiple accessory power supplys 3 based on the increase and decrease.Specifically, based on multiple accessory power supplys 3
Resistance value and SOC control discharge process.
Thus, in the case where the resistance value of each accessory power supply has differences, multiple accessory power supplys 3 can also carried out simultaneously
The chance increase of electric discharge, lifts output characteristics.In addition, in above-mentioned, illustrating to calculate the deviation of the charge rate of Reserve Power Division 20
Increase and decrease tendency example, but it is also possible to calculate the output voltage of Reserve Power Division 20 deviation increase and decrease tendency, inclined based on the increase and decrease
Always the state of the respective switch 24 of multiple accessory power supplys 3 is controlled.
<3rd embodiment>
Next, illustrating the 3rd embodiment using Figure 11 and Figure 12.Compared with the 1st above-mentioned embodiment, this reality
The mode of applying eliminates charging device 14, carries out the charging of main power source 2 using the electric power exported from accessory power supply 3, at this point
It is different.Therefore, in description of the present embodiment, pair identical reference is assigned with the 1st above-mentioned embodiment identical part
Label, is omitted or simplified its explanation.
Figure 11 is the figure of one for representing the supply unit 5A in the 3rd embodiment.Supply unit 5A has shown in Fig. 2
Supply unit 5 in omit charging device 14 and further add main switch 40 and multiple converters (the 1st converter 42-1 to the
N converter 42-n) composition.
Main switch 40 is by the 1st accessory power supply 3-1 to the n-th accessory power supply 3-n each and drive device 12 and main electricity
Conducting state or off state are set between source 2.For example it is auxiliary comprising the 1st accessory power supply 3-1 and the 2nd in multiple accessory power supplys 3
In the case of helping power supply 3-2, main switch 40 is set on the path for connecting the 2nd accessory power supply 3-2 and main power source 2.Pass through control
The state of the main switch 40 is made, the 2nd accessory power supply 3-2 and main power source 2 disconnection can be controlled and be connected.Furthermore it is possible to by the 1st
Main switch 40 is set on the path that accessory power supply 3-1 and main power source 2 are connected.By the control for the state for carrying out the main switch 40,
The 1st accessory power supply 3-1 and main power source 2 disconnection can be controlled and be connected.Or, can also be by the 1st accessory power supply 3-1 or the 2nd
Main switch 40 is set on the path that accessory power supply 3-2 and drive device 12 are connected.By the control for the state for carrying out the main switch 40
System, can control the 1st accessory power supply 3-1 or the 2nd accessory power supply 3-2 and drive device 12 disconnection and be connected.
1st converter 42-1 to the n-th converter 42-n is respective defeated to the n-th accessory power supply 3-n by the 1st accessory power supply 3-1
Go out voltage transformation into desired magnitude of voltage.1st converter 42-1 is auxiliary to n-th to the n-th converter 42-n and the 1st accessory power supply 3-1
Power supply 3-n is helped to connect respectively.
Next, the action of the supply unit 5A in explanation present embodiment.Figure 12 is to represent filling in present embodiment
The flow chart of one of the flow of electric treatment.In addition, for ease of understanding, enumerating below using 2 accessory power supplys (the 1st auxiliary
Power supply 3-1, the 2nd accessory power supply 3-2) in case of illustrate.
First, control device 10 judges whether the power switch of vehicle 1 is connected (step S301).It is being judged as vehicle 1
In the case of power switch access failure, control device 10 terminates the processing of this flow chart without charging process (step S321).
Next, in the case where the power switch for being judged as vehicle 1 is connected, control device 10 judges whether connection auxiliary
Power supply 3 and in the locking (step S303) of vehicle 1.It is being judged as being unsatisfactory for connection accessory power supply 3 and in bar as the locking of vehicle 1
In the case of part, control device 10 terminates the processing of this flow chart without charging process (step S321).
Next, being judged as connecting accessory power supply and in the case of the locking of vehicle 1, control device 10 judges vehicle 1
Vehicle mode (operating state) whether be driving mode (step S305).The so-called driving mode, it is traveling to represent vehicle 1
In.
In the case where being judged as that vehicle 1 is driving mode, control device 10 carries out the open and close controlling (step of main switch 40
S307), entering 2 accessory power supplys (the 1st accessory power supply 3-1, the 2nd accessory power supply 3-2) of enforcement, driving mode is acted to charge
Control (step S309).Specifically, following control is carried out：By one in the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2
The electric power output of person is to drive device 12, by the electric power output of another one to main power source 2.That is, in the movement of vehicle 1, control
Device 10 control main switch 40, so as to by the electric power output of the part among multiple accessory power supplys 3 to main power source 2, will be multiple
Remaining a part of electric power output among accessory power supply 3 is to drive device 12.
Here, control device 10 can also carry out following control：By the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2
The electric power output of the low accessory power supply of voltage is given main electricity by the electric power output of the high accessory power supply of central voltage to drive device 12
Source 2.
Be judged as vehicle 1 vehicle mode be not driving mode in the case of (e.g. represent vehicle 1 for stop in
In the case of stop mode), control device 10 carries out the open and close controlling of main switch 40, control into the 1st accessory power supply 3-1 and
The electric power output of 2nd accessory power supply 3-2 both sides is to main power source 2 (step S311).That is, control device 10 make vehicle 1 move in
The number of the accessory power supply 3 of the output power of main power source 2 is less than the accessory power supply 3 to the output power of main power source 2 during vehicle 1 stops
Number.
Next, control device 10 judges whether the temperature of main power source 2 is given threshold value (the 1st threshold value) (step below
S313).In the case where the temperature of main power source 2 is more than the 1st threshold value, control device 10 carries out following control：Make the 1st accessory power supply
3-1 and the 2nd accessory power supply 3-2 are acted (step S319) with usual charge mode.Under the usual charge mode, to
1 and the 2nd converter 42-1 and 42-2 is controlled, so that the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 are respective
Output voltage turns into the 1st given voltage range.
On the other hand, in the case where the temperature of main power source 2 is below the 1st threshold value, control device 10 judges accessory power supply 3
Temperature whether be given threshold value (the 2nd threshold value) below (step S315).It is more than the 2nd threshold value in the temperature of accessory power supply 3
In the case of, control device 10 carries out following control：Make the 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 with the mould that generally charges
Formula is acted (step S319).On the other hand, in the case where the temperature of accessory power supply 3 is below the 2nd threshold value, control device
10 carry out following control：The 1st accessory power supply 3-1 and the 2nd accessory power supply 3-2 is set to be acted (step with rapidly charge mode
S317)。
Under this rapidly charge mode, the 1st and the 2nd converter 42-1 and 42-2 is controlled, so as to the 1st auxiliary
Power supply 3-1 and the 2nd respective output voltages of accessory power supply 3-2 turn into the 2nd voltage model higher than the 1st above-mentioned voltage range
Enclose.The temperature of 1st threshold value can be less than the temperature of the 2nd threshold value.
According to the supply unit of the 3rd above-mentioned embodiment, by being set to carry out main power source using multiple accessory power supplys
Charging composition, charging device can be omitted.Further, due to can also carry out the charging of main power source 2 under steam, thus it is logical
Cross driver and suitably change accessory power supply 3, in this way it is no longer necessary to the parking for charging.Thus, system composition can be simplified, can be reached
Cost degradation, space saving, lightweight.
The form for implementing the present invention is illustrated with embodiment above, but the present invention is not by such embodiment
Any restriction, various modifications and displacement can be added in the range of idea of the invention is not departed from.
Claims (10)
1. a kind of supply unit, it is characterised in that possess：
1st power supply, its to transporting equipment drive device supply electric power, and configure in the transporting equipment；
2nd power supply, it can be loaded and unloaded to the drive device or the 1st power supply supply electric power in the transporting equipment；
With
Control device, its operating state based on the transporting equipment makes the electric power output of multiple 2nd power supplys be driven to described
Dynamic device or the 1st power supply.
2. supply unit according to claim 1, it is characterised in that
The control device makes the electric power output of the 2nd power supply to the 1st power supply in the movement of the transporting equipment.
3. supply unit according to claim 2, it is characterised in that
2nd power supply possesses multiple 2nd power supplys,
The control device makes the number of the 2nd power supply to the 1st power supply output power in the transporting equipment movement
Less than the transporting equipment stop in the 1st power supply output power the 2nd power supply number.
4. supply unit according to claim 1, it is characterised in that
2nd power supply possesses multiple 2nd power supplys,
The supply unit is also equipped with making each of multiple 2nd power supplys to turn into conducting state between the 1st power supply
Or the switch of off state,
The control device is controlled to the state of the switch.
5. supply unit according to claim 4, it is characterised in that
In the movement of the transporting equipment, the control device is controlled to the switch, so as to electric by multiple described 2
The electric power output of a part among source gives the 1st power supply, by remaining a part of electricity among multiple 2nd power supplys
Power is exported to the drive device.
6. supply unit according to claim 1, it is characterised in that
The control device obtains the temperature of the 1st power supply and the 2nd power supply,
The temperature for meeting the 1st power supply is below the 1st threshold value and the temperature of the 2nd power supply is control below the 2nd threshold value
The situation of condition is compared with being unsatisfactory for the situation of the control condition, and the control device makes from the 2nd power supply to the described 1st
The amount of power increase of power supply output.
7. supply unit according to claim 6, it is characterised in that
1st threshold value is less than the 2nd threshold value.
8. according to supply unit according to any one of claims 1 to 6, it is characterised in that
2nd power supply comprises at least 2 the 2nd power supplys,
The control device fills the electric power output of high the 2nd power supply of voltage among 2 the 2nd power supplys to the driving
Put, the 1st power supply is given by the electric power output of low the 2nd power supply of voltage.
9. a kind of control method of supply unit, wherein, the supply unit possesses：1st power supply, its to transporting equipment driving
Unit feeding electric power, and configure in the transporting equipment；With the 2nd power supply, it is supplied to the drive device or the 1st power supply
Electric power, and can be loaded and unloaded in the transporting equipment,
The control method of the supply unit is characterised by,
The operating state of the transporting equipment is obtained,
Operating state based on the transporting equipment makes the electric power output of the 2nd power supply to the drive device or the described 1st
Power supply.
10. a kind of control device, is controlled to the 1st power supply and the 2nd power supply, wherein, drive from the 1st power supply to transporting equipment
Dynamic unit feeding electric power, and configure in the transporting equipment, the 2nd power supply is supplied to the drive device or the 1st power supply
To electric power, and it can be loaded and unloaded in the transporting equipment,
The control device is characterised by,
Operating state based on the transporting equipment makes the electric power output of the 2nd power supply to the drive device or the described 1st
Power supply.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016062186A JP6260065B2 (en) | 2016-03-25 | 2016-03-25 | Power supply device, control method for power supply device, and control device |
| JP2016-062186 | 2016-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107225954A true CN107225954A (en) | 2017-10-03 |
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ID=59932103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710109987.4A Pending CN107225954A (en) | 2016-03-25 | 2017-02-27 | Supply unit, the control method of supply unit and control device |
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| JP (1) | JP6260065B2 (en) |
| CN (1) | CN107225954A (en) |
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|---|---|---|---|---|
| JP7059723B2 (en) * | 2018-03-19 | 2022-04-26 | いすゞ自動車株式会社 | Vehicle power system |
| TWI671220B (en) * | 2018-08-22 | 2019-09-11 | 光陽工業股份有限公司 | Electric vehicle power supply system and power supply method thereof |
| JP6805395B2 (en) * | 2018-08-31 | 2020-12-23 | 本田技研工業株式会社 | Power system |
| JP7095587B2 (en) * | 2018-12-17 | 2022-07-05 | トヨタ自動車株式会社 | Battery system, electric vehicle and its control method |
| JP2021164223A (en) * | 2020-03-31 | 2021-10-11 | いすゞ自動車株式会社 | Device and method for power control |
| JP2023006283A (en) * | 2021-06-30 | 2023-01-18 | 株式会社小松製作所 | Power supply device |
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| CN102126436A (en) * | 2011-03-09 | 2011-07-20 | 天津市松正电动科技有限公司 | Power fail safeguard system and method of electric vehicle driving system |
| CN102196937A (en) * | 2008-11-21 | 2011-09-21 | 丰田自动车株式会社 | Control apparatus and control method for vehicle |
| CN102602299A (en) * | 2011-01-21 | 2012-07-25 | 本田技研工业株式会社 | Power unit for electric vehicle |
| CN104953692A (en) * | 2014-03-26 | 2015-09-30 | 丰田自动车株式会社 | Power supply system |
| JP2016025791A (en) * | 2014-07-23 | 2016-02-08 | 本田技研工業株式会社 | Power storage system |
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2016
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| CN102196937A (en) * | 2008-11-21 | 2011-09-21 | 丰田自动车株式会社 | Control apparatus and control method for vehicle |
| CN102602299A (en) * | 2011-01-21 | 2012-07-25 | 本田技研工业株式会社 | Power unit for electric vehicle |
| CN102126436A (en) * | 2011-03-09 | 2011-07-20 | 天津市松正电动科技有限公司 | Power fail safeguard system and method of electric vehicle driving system |
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| JP6260065B2 (en) | 2018-01-17 |
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