JP3375010B2 - Control device for generator motor for internal combustion engine - Google Patents

Control device for generator motor for internal combustion engine

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Publication number
JP3375010B2
JP3375010B2 JP19575694A JP19575694A JP3375010B2 JP 3375010 B2 JP3375010 B2 JP 3375010B2 JP 19575694 A JP19575694 A JP 19575694A JP 19575694 A JP19575694 A JP 19575694A JP 3375010 B2 JP3375010 B2 JP 3375010B2
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JP
Japan
Prior art keywords
vehicle
generator motor
capacity
power
means
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.)
Expired - Fee Related
Application number
JP19575694A
Other languages
Japanese (ja)
Other versions
JPH07123509A (en
Inventor
豊児 八木
隆二 村川
宏 田代
Original Assignee
株式会社デンソー
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Filing date
Publication date
Priority to JP5-218701 priority Critical
Priority to JP21870193 priority
Application filed by 株式会社デンソー filed Critical 株式会社デンソー
Priority to JP19575694A priority patent/JP3375010B2/en
Publication of JPH07123509A publication Critical patent/JPH07123509A/en
Application granted granted Critical
Publication of JP3375010B2 publication Critical patent/JP3375010B2/en
Anticipated expiration legal-status Critical
Application status is Expired - Fee Related legal-status Critical

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Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/50Intelligent control systems, e.g. conjoint control
    • Y02T10/52Intelligent control systems, e.g. conjoint control relating to internal combustion engine fuel consumption
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles
    • Y02T10/6213Hybrid vehicles using ICE and electric energy storage, i.e. battery, capacitor
    • Y02T10/6221Hybrid vehicles using ICE and electric energy storage, i.e. battery, capacitor of the parallel type
    • Y02T10/6226Motor-assist type
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles
    • Y02T10/6286Control systems for power distribution between ICE and other motor or motors
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies for applications in electromobilty
    • Y02T10/642Control strategies of electric machines for automotive applications
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage for electromobility
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y02T10/7077Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors on board the vehicle

Abstract

PURPOSE:To provide a controller for generator motor in which overcharge and insufficient capacity of current storage means can be prevented. CONSTITUTION:A control means 4 controls the operation of a generator motor 3 when the sum of regenerative power calculated based on the state of a vehicle and the current capacity of a current storage means 8 is lower than a predetermined reference value. The control means 4 also controls the motor operation of the generator motor 3, i.e., imparts torque thereto, within a range where the capacity of the storage means 8 does not drop below a predetermined minimum current capacity required for driving of auxiliary machines. Furthermore, the control means 4 controls the generator motor 3 with continuously variable regenerative power having positive correlation with the variation in the stepping amount of a brake pedal. The control means 4 imparts torque when the sum of regenerative power calculated based on the state of a vehicle and the current capacity of the current storage means is higher than a predetermined minimum capacity.

Description

DETAILED DESCRIPTION OF THE INVENTION [0001] BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an internal combustion engine and torque transfer.
The present invention relates to a control device for a generator motor. [0002] 2. Description of the Related Art JP-A-61-38161 discloses an internal combustion engine.
By the generator motor connected to the engine so that torque can be transferred,
Torque is applied to the internal combustion engine during startup and acceleration, and vehicle braking is performed.
A control device for a generator motor for an internal combustion engine
Has been disclosed. [0003] SUMMARY OF THE INVENTION
In the conventional device, the traveling speed of the vehicle and the power storage means (for example, battery
Torque and power regeneration regardless of the current capacity of the battery
If the capacity of the storage means is insufficient or excessive,
There was a problem. Also, regenerative energy can be recovered
At times, it is preferable to collect it as much as possible in terms of fuel economy
However, the current capacity of the power storage means is too high when regeneration is needed.
In some cases, regenerative energy could not be recovered. [0004] The present invention has been made in view of the above problems.
Yes, its primary purpose is to prevent excessive storage capacity
Internal combustion that enables sufficient power regeneration while maintaining fuel efficiency
An object of the present invention is to provide a control device for an engine generator motor.
The second purpose is to further suppress the capacity shortage of the power storage means.
The object of the present invention is to make possible torque application control possible. [0005] According to a first aspect of the present invention, there is provided:
To be mounted on a vehicle and to run the vehicle
And the running energy of the vehicle
Operates as a generator to regenerate electricity and charge power storage means
In the control device for a generator motor for a vehicle,
Vehicle state detecting means for detecting information related to the speed of a running vehicle
And the capacity for obtaining the current capacity Pn remaining in the power storage means.
Quantity means, information relating to the vehicle speed and the current capacity P
n operation of the generator motor as the generator based on
Control means for controlling theThe control means comprises:
It can be regenerated by the generator motor from information related to speed
The regenerable electric energy Pa is calculated, and the regenerable electric energy Pa is calculated.
Controlling the operation of the generator motor based on
is thereIt is characterized by: [0006] The second configuration of the present invention, Mounted on the vehicle
As well as a motor for running the vehicle.
To move and regenerate the running energy of the vehicle
Vehicle generator that operates as a generator to charge the stage
In the motive control device, the vehicle speed
Vehicle state detecting means for detecting information to be performed, and the power storage means
Capacity means for determining the current capacity Pn remaining in the vehicle;
Based on speed-related information and the current capacity Pn.
Control means for controlling the operation of the generator motor as said generator
With steps andThe control means controls the regenerable electric energy Pa
Sum of the current capacity Pn and the current capacity Pn and a predetermined reference capacity
Controlling the operation of the generator motor by comparing with the PH
It is characterized by being. [0007] The present invention3The configuration of the vehicle and the internal combustion engine
A small number of generator motors for transmitting and receiving torque and
Power generation at the time of vehicle braking,
Control device for a generator motor for an internal combustion engine that operates electrically at the time of input
Vehicle condition detection that detects vehicle conditions including vehicle speed
Output means and a capacity for detecting a current capacity Pn of the power storage means
Detecting means, and a regenerable electric energy P based on the vehicle state.
a regenerable electric energy calculating means for calculating a;
The sum of the regenerable power amount Pa and the current capacity Pn is
Less than a predetermined reference capacity PH that is less than the full charge capacity of the power storage means
Control means for causing the generator motor to perform a power generation operation at the time of
And a step. [0008] The present invention4The configuration of the above3In the configuration
The control means may further include a current capacity of the power storage means.
Within a range where Pn does not fall below a predetermined minimum current capacity PnL
In the above, the electric operation for applying torque is
It is characterized in that The present invention5
The configuration of the above3In addition, the brake pedal
Tread amount detecting means for detecting a state amount related to the effective tread amount of the vehicle
Wherein the regenerable power amount Pa calculating means is in the state
Calculates the continuously changing regenerative power with a positive correlation with the amount of change
And the control means generates power using the regenerative power.
Characterized in that it is performed by an electric motor.
You. In the present invention,6The configuration of the vehicle and the internal combustion engine
A small number of generator motors for transmitting and receiving torque and
Power generation at the time of vehicle braking,
Control device for a generator motor for an internal combustion engine that operates electrically at the time of input
Vehicle condition detection that detects vehicle conditions including vehicle speed
Output means and a capacity for detecting a current capacity Pn of the power storage means
Detecting means, and a regenerable electric energy P based on the vehicle state.
a regenerable electric energy calculating means for calculating a;
The sum of the regenerable power amount Pa and the current capacity Pn is
When the torque is larger than a predetermined minimum capacity PL of the power storage means,
Control means for instructing the generator motor to perform the electric operation for applying
And a step. [0010] The present invention7The configuration of the above4In the configuration
Further, the control means may determine that the current capacity Pn is
When the torque is larger than the minimum current capacity PnL,
It is characterized in that [0011] Operation and Effect of the Invention The device of each invention is used when the vehicle is braked.
The generator motor operates to generate power, recovers power, and
The generator motor is operated electrically based on the input of the
To apply torque to the internal combustion engine. The first or second aspect of the present inventionTwo
According to the configuration, the information related to the vehicle speed and the current capacity P
n, the generator operation of the generator motor is controlled based on
In comparison with the current capacity Pn alone,
Power generation braking can be performed while avoiding overcharging. According to the present invention,3According to the configuration of
Regenerable electric energy Pa calculated based on the current power storage means
When the sum with the capacity Pn is smaller than the predetermined reference capacity PH
Cause the generator motor to perform a generator operation. As a result, the vehicle
The capacity of the power storage means is adjusted to a suitable reference capacity by power regeneration during operation.
Prevents overcharging of the storage means without exceeding the volume range
While providing torque and power regeneration.
You. According to the present invention,4According to the configuration of3of
Further, in the configuration, the capacity of the power storage means is required to drive the vehicle auxiliary equipment.
Generator motor within a range that does not drop below the required minimum capacity
To perform the electric operation, that is, the torque application. This
Therefore, the capacity of the storage means (ie,
(The amount of stored power) decreases, and the vehicle's auxiliary equipment is driven.
If the internal combustion engine is stopped, it is possible to prevent
Stop. According to the present invention,5According to the configuration of3of
In the configuration, when it is determined that regeneration is possible,
Continuous change with a positive correlation to the change in effective pedal depression
The regenerative electric power causes the generator motor to perform an electric operation. this
Changes the pedaling amount within the range of the effective pedaling amount of the brake pedal.
The magnitude of the regenerative power suddenly changes,
And no brake shock
Smooth braking feeling within the effective pedaling range
You. According to the present invention,6According to the configuration of
Of the regenerable electric power Pa calculated based on the current
The sum with the storage capacity Pn is larger than a predetermined minimum capacity PL.
The generator motor to apply torque. to this
The current capacity is insufficient due to the torque application.
It doesn't fall. [0016] Example (Example 1)Book One embodiment of a control device for a generator motor for an internal combustion engine according to the present invention
As shown in FIG. This generator motor for an internal combustion engine is
When it is connected to the crankshaft of the engine 1 so that torque can be transferred
A generator motor that mainly exchanges power with the storage means (battery) 8
3 and switching between the generating operation and the electric operation of the generator motor 3
Power control unit (part of control means in the present invention) 5
Crank angle sensor for detecting the angle of the crankshaft (the present invention)
Vehicle state detecting means) 14 and the vehicle speed for detecting the vehicle speed
A sensor (vehicle state detecting means in the present invention) 15
Brake depressing force sensor that detects the depressing force of the brake
Vehicle state detecting means) 16 and a throttle opening sensor (this
A vehicle state detecting means 17 according to the invention and a transmission gear (shown in the drawing)
Shift position sensor that detects the shift position of the
Vehicle state detecting means 18) and the transmission gear input side
A lock that detects the presence of lockup of the torque converter
Backup sensor (vehicle state detecting means in the present invention) 19
And an electric current for detecting a charge / discharge current and a terminal voltage of the battery 8.
Force sensor (capacity detecting means in the present invention) 20;
The power control unit 5 based on signals from the sensors 14 to 20
That controls the operation of the generator motor 3 by controlling the
(The rest of the control means in the present invention). Conte
The roller 4 is an engine which is a computer for controlling an internal combustion engine.
The control unit 13 (ECU) and each of the present embodiment
And a ROM for storing a seed map. Above vehicle status
The detection means 14 to 20 and the control means 4 and 5 are referred to in the present invention.
Constructs a control device. FIG. 2 shows an electric circuit diagram of this device. Power generation
The motor (starting motor in the present invention) 3 is a three-phase synchronous machine.
And an excitation coil 31 is attached to the rotor core (not shown).
Is wound around the stator core (not shown).
A star-connected three-phase armature coil 32 is wound
ing. Power control unit 5 controls opening and closing based on crank angle
Three-phase inverter circuit 51 and a
And a three-phase inverter circuit 51
Is a series of a pair of npn transistors (or IGBTs)
The connected inverters 5u, 5v, 5w
And both ends of the inverters 5u, 5v, 5w of each phase are battery
The three-phase inverter circuit 51 is connected to both ends of the
Each transistor (or IGBT) is connected in parallel with a diode
Has been continued. Then, the inverters 5u, 5v,
5 w output contacts are the output terminals of the three-phase armature coil 32
It is connected to the. One end of the exciting coil 31 is connected to the battery 8
And the other end is connected through a transistor 52
Connected to the high end of the battery. A three-phase inverter according to a command from the ECU 13 shown in FIG.
Control of open / close timing of each transistor of the data circuit 51
Switching between power generation operation and electric operation by
As the magnetizing current control transistor 52 is turned on and off,
The energization duty ratio is controlled, but the above items are well known.
Therefore, further detailed description is omitted. This allows
The electric motor 3 performs a power generation operation and an electric operation to perform an internal combustion engine operation.
1 to and from the battery 8. The crank angle sensor 14 shown in FIG.
And the vehicle speed sensor 15 detects the vehicle speed.
You. Hereinafter, the operation of the control device of this embodiment will be described with reference to the flowchart of FIG.
This will be described with reference to a chart. First, each sensor 14-
From 20, the vehicle driving control state and the running state and the internal combustion engine 1
State and charging state of the battery 8 (collectively referred to as vehicle state)
Related signals are read (100), and based on the read signals,
The power to be charged and discharged by the battery 8
A charge / discharge amount determination subroutine is executed (101). Next, the signal of the throttle opening sensor 17
Throttle opening K exceeds a predetermined threshold based on
(102), if it exceeds, apply torque
Is determined to be necessary, and a torque application
Perform a routine and return to step 100,
If so, the process proceeds to step 106. That is, step 1
02 indicates whether the operation to increase the engine output is being performed
To check the throttle opening.
The pedal force and angle of the cell pedal may be detected, or
It is also possible to adopt the intake flow rate and fuel flow rate of the fuel engine 1
Wear. In step 106, the brake pedal is depressed.
The angle (the amount of tread in the present invention) exceeds a predetermined threshold
Investigate whether power regeneration is necessary if exceeded
In step 108, a power regeneration subroutine described later is performed.
And return to step 100.
Control (110) and return to step 100
On. Next, the charge / discharge amount determination sub
The routine will be described with reference to the flowchart of FIG.
I will tell. First, the detected vehicle speed and torque converter lock
Calculation based on the presence or absence of
The available electric power Pa, that is, the generator motor 3 up to the stop
Search for the amount of power that can be regenerated by regenerative braking
In the present invention, this is equivalent to the concept of calculation).
1) Also, based on the terminal voltage and current of the battery 8
Search current capacity Pn of battery 8 from built-in map
(1012). At this time, the current value is searched. The reason
Is the voltage drop of the internal electrode of the battery 8 due to the fluctuation of the current value.
Because the lower part fluctuates, the terminal voltage of the battery 8
The terminal voltage at a current value of 0 by correcting the
To search the current capacity Pn of the battery 8 based on the
It is. The regenerable power Pa is proportional to the square of the vehicle speed V.
So, simply, Pa = KVTwo(K is a proportional constant)
You may ask. Also, K is not set to a fixed value,
It may be changed depending on the presence or absence of lockup. Next, the regenerable electric energy Pa and the current capacity Pn
To calculate the total capacity ΔP (101
3). Next, the power that can be consumed when applying torque, etc.
The quantity Pc = ΣP-PL is calculated (1014). Note that P
L is a battery for driving auxiliary machinery and restarting the engine.
This is the minimum capacitance value to be left in the cell 8. Here, the regenerable electric energy Pa
And the current capacity Pn, the total capacity ΣP, the reference capacity P
H is set. And in step 1015, this
The charge required, which is the difference between the reference capacity PH and the current total capacity ΣP
Calculate the required power amount Px and return to the main routine
You. In this embodiment, the reference capacity PH is
The value is set to 95% of the full charge level. Next, the torque application subroutine of step 104
The routine is described with reference to the flowchart of FIG.
I do. First, the applied torque T is set according to the throttle opening.
A search is made from the warehouse map (1041). Note that this
In the example, the throttle opening (the effective pedal depression amount may be
The applied torque T is approximately proportional to
The total drive torque follows the change in the degree smoothly
I have. Next, the consumable determined in step 1014
It is checked whether or not the electric energy Pc is remaining.
The minimum current where the current capacity Pn of the memory 8 is the minimum required minimum value.
Check whether the capacity PnL has been exceeded.
Only when the condition is
And return if not (1
042). In the next step 1043, step 10
To the torque application amount T obtained in 41 and the rotation speed of the generator motor 3
The field current If is searched from a built-in map based on this.
In this embodiment, the torque is used for controlling the field current If.
More, but switching armature current
Of course, it is also possible to implement by the phase control method that controls the
Noh. In the next step 1044, step 10
The field current is adjusted so that it becomes the value of the field current If obtained in 43.
Control and the three-phase inverter circuit 51 of the power control unit 5.
Control the open / close timing of each transistor
Machine 3 is operated by an electric motor, thereby applying torque.
You. Next, the power regeneration subroutine of step 108 is described.
The description will be made with reference to the flowchart of FIG. First, the effective depression amount K of the brake pedal is detected.
(1051). Here, the effective pedaling amount K is equal to the actual deviation.
The amount of treading included in the treading amount range that generates braking force
From the value that does not generate the actual braking force of the brake.
Amount up to 100%. Next, in step 1015
Whether the required power generation amount Px is greater than 0,
That is, whether the total capacity ΣP is smaller than the reference power amount PH
(1052); otherwise, power regeneration is preferred.
Return to the main routine
To prevent overcharging, and if so, proceed to step 1053.
No. In step 1053, the brake pedal
The regenerative electric power Pr = b · K is calculated according to the effective pedaling amount K.
b is a proportionality constant. In the next step 1054, this
Based on the regenerative power Pr and the engine speed Ne,
The field current If is searched from the map. Note that this implementation
In the example, the regenerative power is controlled by controlling the field current If.
Switching time of the armature coil applied voltage
Phase control method to control the arming current
Of course, it is also possible to implement
You. In the next step 1055, step 10
The field current is set so as to be the value of the field current If obtained in 54.
The power control unit 5 which controls and is a three-phase inverter circuit
The open / close timing of the motor to operate the generator motor 3
Then, power regeneration is performed. Then, step
The normal power generation control subroutine 110 is shown in FIG.
This will be described with reference to a chart. First, the charge required calculated in step 1015 is required.
Whether the required power amount Px is greater than 0, that is,
Calculates whether the amount ΔP is smaller than the reference power amount PH.
(1101) Otherwise, it is determined that power generation is unnecessary.
Return to in-routine to prevent overcharging of battery 8
If so, the process proceeds to step 1102. Step 1
At 102, the required electric power amount Px and the engine speed
Based on Ne, a field current If is detected from a built-in map.
Touch. In this embodiment, the control of the regenerative electric power
Although it is performed by controlling the current If, the armature coil
Phase control method for controlling the timing of switching the applied voltage
And armature current duty ratio control method.
Of course it is also possible. In the next step 1103, step 10
54 so that the value of the field current If
f duty ratio control, and a three-phase inverter circuit
By controlling the opening / closing timing of a certain power control unit 5 to generate and
The machine 3 operates as a generator, thereby driving a normal vehicle auxiliary machine.
In addition, power generation necessary for charging the battery 8 to the insufficient capacity is performed. What
In the above embodiment, PH which is the reference value of the total capacity ΣP is
Although 95% of the full charge capacity of the battery 8 was used,
For example, it may be set to 100%. In the above embodiment, the battery is used as the power storage means.
Terry 8 was adopted, for example, electric double layer capacitor
May be. Furthermore, a battery 8 and an electric double layer capacitor are provided.
Which storage means has a deterioration in storage capacity due to aging.
Therefore, this storage capacity deterioration is calculated by a known means,
The reference value PH of the total capacity ΣP is reduced by the calculated deterioration amount.
You may let it. In addition, expected storage capacity deterioration
And the number of charge / discharge cycles,
The reference value PH may be determined based on the full charge capacity. Further, in the above embodiment, the battery 8 (or
Battery based on the terminal voltage and current of the
The current capacity of the battery is determined, but the battery 8 (or
Current between the two-layer capacitor) and the generator motor 3
Power supply from vehicle 8 to vehicle electric load (including vehicle auxiliary equipment)
Calculate the real outflow / inflow current to the battery from the difference from the current,
The battery 8 (or electric
It is also possible to estimate the current capacity of
is there. Further, the capacity of the battery 8 depends on the ratio of the electrolyte.
Weight of the electric double layer capacitor.
The difference between the terminal voltage V1 of the
It may be obtained by multiplying a known capacitance C. FIG.
The relationship between the various capacities and the amount of power described, and the total capacity ΣP
It is a timing chart which shows a change. From the above description, the control device of this embodiment is as follows.
It can be seen that the function and effect are exhibited. First, based on vehicle conditions
Regenerable electric energy Pa and current capacity of power storage means
Generated so that the sum ΣP with Pn becomes a predetermined reference capacity PH.
The power generation operation of the electric motor 3 is controlled. In other words, the regenerable
When capacity is high, the capacity is currently reduced. This
And the capacity of the power storage means 8 is reduced by power regeneration during braking of the vehicle.
The amount cannot be excessive compared to the preferred reference capacity PH.
In addition, while preventing overcharging of the power storage
Power regeneration can be realized. The current capacity of the power storage means 8 is set to
Within a predetermined minimum current capacity PnL required for operation.
The motor operation of the generator motor 3, that is,
Give. Thereby, the storage means is provided by applying the torque.
8's current capacity (that is, the amount of stored power)
Subsequent vehicle accessory drive, for example, vehicle accessory drive when the internal combustion engine is stopped
Prevent hindrance to movement. Further, when the effective pedaling amount of the brake pedal changes,
Generator motor 3 with regenerative power that varies continuously with a positive correlation
Is operated electrically. This allows the brake pedal to be effective
When the tread amount is changed within the tread amount range, the regenerative power Pr
Suddenly change in magnitude, causing a braking shock
And the smooth operation within the effective range of the brake pedal
A good braking feeling is obtained. (Embodiment 2) Embodiment 2 of the control device of the present invention is shown in FIG.
Will be explained. That is, in this embodiment, based on the vehicle condition,
Regenerable electric energy Pa calculated based on the current capacity of power storage means
The sum ΔP with the quantity Pn is larger than a predetermined minimum capacity value PL
Only if the torque consisting of steps 1043, 1044
The application subroutine is executed, and ΔP is a predetermined minimum capacity value P
L, the torque application subroutine is not executed.
It is a thing. The minimum capacity value PL is equal to the reference capacity PH.
It may be smaller or smaller. This example
, PL is set to 90% of PH. For example,
If you step on the accelerator and increase the throttle opening,
The vehicle is accelerated by the increase in the output of the internal combustion engine 1. This addition
Increase in regenerable power Pa due to speed and PH-PL
Power is supplied to the generator motor 3 to apply torque.
As a result, the regenerable electric power Pa further increases due to the increase in vehicle speed.
Increases and consumes the same amount of power to apply more torque
Is done. (Embodiment 3) Embodiment 3 will be described with reference to FIG. In this embodiment, the operation of the control device of the first embodiment is described.
In FIG. 3, the charge / discharge amount is determined in step 101.
Subroutine, torque of step 104 is applied subroutine
The power regeneration subroutine of step 108
Is a modification of the normal power generation control subroutine of
is there. That is, in this embodiment, the first embodiment sets ΔP to P
Steps 1043 and 104 compared with H or PL
4, or steps 1053, 1054, 1055, or
Is executing steps 1102 and 1103.
Then, the current capacity Pn is changed to a target current capacity Pna or
Execute the step of FIG. 3 in comparison with the minimum current capacity PnL.
It is something to do. The operation of this embodiment will now be described with reference to FIG.
Each subroutine of steps 101, 104, 108 and 110
Will be described. First, the charge / discharge amount in step 101
Modification of decision subroutine FIG.
This will be described with reference to FIG. First, the detected vehicle speed (note that
The vehicle speed here is determined by the signal from the speedometer.
Can be used.
Vehicle speed corrected based on the presence or absence of
Target) using the built-in map (see Fig. 16)
The capacity Pna is searched (1011a), and the battery
8 from the built-in map based on the terminal voltage and current.
The current capacity Pn of the battery 8 is searched (1012). Next, the torque is consumed at the time of application or the like.
The possible power amount Pc = Pn-PnL is calculated (1014).
a). It should be noted that PnL is not used for driving vehicle auxiliary equipment or restarting the engine.
What is the minimum current capacity to be left in the battery 8
You. Next, the target value Pna of Pn and the current capacity Pn are
The required power amount PY, which is the difference between
(1015a). Next, the torque application in step 104 in FIG.
FIG. 12 is a flow chart showing a modification of the subroutine.
This will be described with reference to FIG. First, at step 104a
When a subroutine is entered, step 1041 of the first embodiment (FIG.
Apply the applied torque T from the built-in map in the same manner as 5).
Touch. Next, the deletion obtained in step 1014a of FIG.
FIG. 12 shows whether the consumable power amount Pc remains.
Checked in step 1042a, only if yes
Proceeding to step 1043, the next torque is applied,
Otherwise, return to the main routine (10
42a). The operation of the next steps 1043, 1044 is actually
This is the same as in the first embodiment. Next, in step 108, the power regeneration sub-blue
Refer to the flowchart of FIG. 13 for a modification of the chin.
Will be explained. First, this subroutine of step 108a
When the vehicle enters the chin position, the brake depression amount K
Is detected (1051). Next, step 101 in FIG.
Whether the required power generation amount PY calculated in 5a is greater than 0
That is, the current capacity Pn is greater than the target current capacity Pna
Calculate whether it is small (1052a), otherwise
If power regeneration is not desirable, return to the main routine.
To prevent overcharging of the battery 8,
(If YES), proceed to step 1053. Step 1
053, 1054, and 1055 are the same as in the first embodiment,
Description is omitted. Next, at step 110, the normal power generation control
Refer to the flowchart of FIG. 14 for a modification of the routine.
Will be explained. First, in step 110a, this routine
, The charge calculated in step 1015a of FIG.
Whether the required power amount PY is greater than 0,
Calculates whether capacity Pn is smaller than target current capacity Pna
Out (1101a), otherwise power generation is unnecessary
To return to the main routine and overcharge the battery 8
And if so, proceed to step 1102. Stay
The operations of the steps 1102 and 1103 are the same as in the first embodiment.
Description is omitted. The regenerable electric energy Pa is a simple approximation.
Is proportional to the square of the vehicle speed V, so that Pa = KVTwo(K is
As described above,
However, in order to improve the accuracy, a map as shown in FIG.
The regenerable power amount may be obtained at the step. About FIG.
Will be further described. First, FIG. 17 shows that lockup is ON.
Engine speed determined by vehicle speed and shift position
This shows the generator output that can be calculated based on this. Standard deceleration for the generator output of FIG.
And deceleration time from each vehicle speed to vehicle speed 0
Therefore, the generator output is integrated for this deceleration time and
FIG. 18 shows an example in which the competence is obtained. In this example, the standard reduction
Although the speed was kept constant at any vehicle speed, each
Weight the deceleration at vehicle speed and change the integration time.
The map may have higher accuracy. In addition, such as DLS
Shift range and electronic control transmission
Shift pattern mode such as warm mode and economy mode
Shift down position changes with different switches
Considering the case, shift range information and shift pattern mode
You can take in the information and prepare multiple maps and select
No. Furthermore, when lockup is OFF,
Since the rotation speed determined by the speed shift position is different from that in FIG.
A separate map of regenerable energy is also prepared and selected.
You may choose. In each of the above embodiments of the present invention,
The regenerable electric energy is calculated from the vehicle speed.
It can be obtained from related information, and only by the vehicle speed signal
It is not limited to directly obtaining the regenerable electric energy. Vehicle speed
Information related to the vehicle speed increases and the vehicle's kinetic energy
Any signal that can detect an increase in gear is sufficient.
Average engine speed, automatic transmission
Turbine speed and wheels in the torque converter
Speed, integral value of longitudinal acceleration, wind speed, wind pressure, gear ratio
You can also.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing one embodiment of a control device for a vehicular generator motor of the present invention. FIG. 2 is an electric circuit diagram of the apparatus of FIG. FIG. 3 is a flowchart illustrating an overall control operation of the control device in FIG. 1; FIG. 4 is a flowchart showing a charge / discharge amount determination subroutine of the control device of FIG. 1; FIG. 5 is a flowchart showing a torque application subroutine of the control device of FIG. 1; FIG. 6 is a flowchart showing a power regeneration providing subroutine of the control device of FIG. 1; FIG. 7 is a flowchart illustrating a normal power generation control subroutine of the control device of FIG. 1; FIG. 8 is a timing chart showing a relationship between a battery capacity and various amounts of power in a control operation of the control device in FIG. 1; FIG. 9 is a flowchart showing a control operation of a second embodiment of the control device of the present invention. FIG. 10 is a flowchart showing an overall control operation of a third embodiment of the present invention. FIG. 11 is a flowchart showing a charge / discharge amount determination subroutine of a third embodiment. FIG. 12 is a flowchart showing a torque application subroutine of a third embodiment. FIG. 13 is a flowchart showing a power regeneration subroutine of the third embodiment. FIG. 14 is a flowchart showing a normal power generation control subroutine of a third embodiment. FIG. 15 is a timing chart showing the relationship between the battery capacity and various amounts of power in the control operation of the third embodiment. FIG. 16 is a diagram showing a map for obtaining a target current capacity from a vehicle speed detected in the third embodiment. FIG. 17 is a characteristic diagram showing a power generation output of a generator motor estimated from a vehicle speed and a shift position in a lock-up state. 18 is a map showing a relationship between a regenerable power amount obtained by integrating the power generation output of FIG. 20 by a deceleration time and a vehicle speed. FIG. 19 is a diagram corresponding to claims of the third and sixth configurations of the present invention. FIG. 20 is a diagram corresponding to claims of the first configuration of the present invention. FIG. 21 is a diagram corresponding to claims of the second configuration of the present invention. [Description of Signs] 1 Internal combustion engine 3 Generator motor 4 Controller (control means) 5 Power control unit (control means) 8 Battery (power storage means) 14 Crank angle sensor (vehicle state detection means) 15 Vehicle speed sensor (vehicle state detection means) 16 Brake pedal displacement sensor (vehicle state detecting means) 17 Throttle opening sensor (vehicle state detecting means) 18 Shift position sensor (vehicle state detecting means) 19 Lockup sensor (vehicle state detecting means) 20 Power sensor (capacity detecting means)

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. 7 Identification code FI B60L 3/00 B60L 7/22 G 7/22 11/14 11/14 H02P 9/14 H H02P 9/14 B60K 6/04 ZHV (56) References JP-A-5-328522 (JP, A) JP-A-3-203501 (JP, A) JP-A-5-302525 (JP, A) JP-A-63-265527 (JP, A) Kaihei 7-115708 (JP, A) (58) Fields investigated (Int. Cl. 7 , DB name) B60L 7 /00-7/28 B60K 6/04 B60L 3/00-3/12 B60L 11/14 H02P 9/14

Claims (1)

  1. (57) [Claims] (1)Mounted on a vehicle and running on the vehicle
    Operating as an electric motor for driving the vehicle, and
    Power generation to regenerate running energy and charge power storage means
    In the control device of the generator motor for vehicles
    hand, A vehicle state detecting information relating to a vehicle speed during the vehicle running
    State detection means; Capacity detection for finding the current capacity Pn remaining in the power storage means
    Delivery means, Based on the information related to the vehicle speed and the current capacity Pn
    Control the operation of the generator motor as the generator
    Control means, The control unit may generate the power generation from information related to the vehicle speed.
    Calculate the regenerable power Pa that can be regenerated by the motor,
    Before the generator motor based on the regenerable electric energy Pa
    Control the operationCharacterized byInternal combustion engine
    Control device for generator motor. (2)Mounted on a vehicle and running on the vehicle
    Operating as an electric motor for driving the vehicle, and
    Power generation to regenerate running energy and charge power storage means
    In the control device of the generator motor for vehicles
    hand, A vehicle state detecting information relating to a vehicle speed during the vehicle running
    State detection means; Capacity detection for finding the current capacity Pn remaining in the power storage means
    Delivery means, Based on the information related to the vehicle speed and the current capacity Pn
    Control the operation of the generator motor as the generator
    Control means, The control means may control the regenerable electric energy Pa and the current capacity.
    Compare the total capacity ΣP with the quantity Pn and the predetermined reference capacity PH
    To control the operation of the generator motorThis
    Characterized byA control device for a generator motor for an internal combustion engine. And a storage means for transmitting and receiving torque to and from an internal combustion engine of the vehicle.
    A generator motor that exchanges power is started at least when braking the vehicle.
    Electric operation and electric operation when torque application command is input
    In the control device of the generator motor for the internal combustion engine, Vehicle state detection means for detecting a vehicle state including a vehicle speed; Capacity detection means for detecting the current capacity Pn of the power storage means
    When, The regenerable electric energy Pa is calculated based on the vehicle state.
    Regenerable electric energy calculating means, The calculated regenerable power amount Pa and the current capacity Pn
    Is less than or equal to the full charge capacity of the power storage means.
    When the generator motor is smaller than the reference capacity PH
    And control means for performing the operation.
    Control device for generator motor for fuel engine. 4. The current control device according to claim 1, wherein said control means includes a current capacity of said power storage means.
    Within a range where Pn does not fall below a predetermined minimum current capacity PnL
    In the above, the electric operation for applying torque is
    Claims to be ordered3Generator motor for internal combustion engine as described
    Control device. 5. A state relating to an effective pedal depression amount of a brake pedal.
    Having a tread amount detecting means for detecting the amount of regenerative power,
    The calculating means has a continuous correlation with the change of the state quantity and has a positive correlation.
    The regenerative power that changes is calculated, and the control unit controls the regenerative power.
    The power generation is performed by the generator motor.
    Claim3A control device for a generator motor for an internal combustion engine according to the above. 6. A power storage means for transmitting and receiving torque to and from an internal combustion engine of a vehicle.
    A generator motor that exchanges power is started at least when braking the vehicle.
    Electric operation and electric operation when torque application command is input
    In the control device of the generator motor for the internal combustion engine, Vehicle state detection means for detecting a vehicle state including a vehicle speed; Capacity detection means for detecting the current capacity Pn of the power storage means
    When, The regenerable electric energy Pa is calculated based on the vehicle state.
    Regenerable electric energy calculating means, The calculated regenerable power amount Pa and the current capacity Pn
    Is smaller than a predetermined minimum capacity PL of the power storage means.
    When the torque is greater than the
    Control means for instructing the motive.
    Control device for generator motor for fuel engine. 7. The control means according to claim 1, wherein said current capacity Pn is equal to
    When the torque is larger than the minimum current capacity PnL,
    Claims to be ordered4Generator motor for internal combustion engine as described
    Control device.
JP19575694A 1993-09-02 1994-08-19 Control device for generator motor for internal combustion engine Expired - Fee Related JP3375010B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP5-218701 1993-09-02
JP21870193 1993-09-02
JP19575694A JP3375010B2 (en) 1993-09-02 1994-08-19 Control device for generator motor for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19575694A JP3375010B2 (en) 1993-09-02 1994-08-19 Control device for generator motor for internal combustion engine

Publications (2)

Publication Number Publication Date
JPH07123509A JPH07123509A (en) 1995-05-12
JP3375010B2 true JP3375010B2 (en) 2003-02-10

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Publication number Priority date Publication date Assignee Title
JP3478723B2 (en) * 1998-02-03 2003-12-15 本田技研工業株式会社 Control apparatus for a hybrid vehicle
JP3847438B2 (en) * 1998-02-03 2006-11-22 本田技研工業株式会社 Control device for hybrid vehicle
JP3943726B2 (en) 1998-09-16 2007-07-11 本田技研工業株式会社 Regenerative braking device
US6262491B1 (en) 1998-12-07 2001-07-17 Honda Giken Kogyo Kabushiki Kaisha Control system for hybrid vehicle
JP3558264B2 (en) 1999-03-29 2004-08-25 株式会社日立ユニシアオートモティブ Electric generator unit
JP3300304B2 (en) 1999-07-30 2002-07-08 本田技研工業株式会社 Control apparatus for a hybrid vehicle
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JP3566142B2 (en) 1999-08-04 2004-09-15 本田技研工業株式会社 Hybrid vehicle control device
JP3542932B2 (en) 1999-08-04 2004-07-14 本田技研工業株式会社 Method and apparatus for judging permission of deceleration regeneration / charging of hybrid vehicle
KR100455854B1 (en) 1999-08-05 2004-11-06 혼다 기켄 고교 가부시키가이샤 Control device of hybrid vehicle
US6362536B1 (en) 1999-08-10 2002-03-26 Honda Giken Kogyo Kabushiki Kaisha Apparatus and method for controlling power generation for hybrid vehicle
JP3926514B2 (en) 1999-08-17 2007-06-06 本田技研工業株式会社 Control device for hybrid vehicle
JP2001065437A (en) 1999-08-25 2001-03-16 Honda Motor Co Ltd Control device for hybrid vehicle
JP3926519B2 (en) 1999-08-30 2007-06-06 本田技研工業株式会社 Hybrid vehicle
JP3746644B2 (en) 1999-09-16 2006-02-15 本田技研工業株式会社 Control device for hybrid vehicle
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JP3839199B2 (en) 1999-10-06 2006-11-01 本田技研工業株式会社 Control device for hybrid vehicle
JP3824821B2 (en) 1999-10-08 2006-09-20 本田技研工業株式会社 Regenerative control device for hybrid vehicle
JP3803215B2 (en) * 1999-10-08 2006-08-02 本田技研工業株式会社 Control device for hybrid vehicle
JP2001107765A (en) 1999-10-08 2001-04-17 Honda Motor Co Ltd Control device for hybrid vehicle
JP3607139B2 (en) 1999-10-29 2005-01-05 本田技研工業株式会社 Control device for hybrid vehicle
JP3542938B2 (en) * 1999-10-29 2004-07-14 本田技研工業株式会社 Hybrid vehicle control device
JP3506975B2 (en) 1999-10-29 2004-03-15 本田技研工業株式会社 Hybrid vehicle control device
JP3542941B2 (en) 1999-12-20 2004-07-14 本田技研工業株式会社 Engine stall prevention control device for hybrid vehicle
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