CN109572677A - A kind of control method of hybrid vehicle - Google Patents
A kind of control method of hybrid vehicle Download PDFInfo
- Publication number
- CN109572677A CN109572677A CN201811174452.6A CN201811174452A CN109572677A CN 109572677 A CN109572677 A CN 109572677A CN 201811174452 A CN201811174452 A CN 201811174452A CN 109572677 A CN109572677 A CN 109572677A
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- increasing unit
- distance increasing
- current
- storage device
- power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
- B60W20/13—Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limits; in order to prevent overcharging or battery depletion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/24—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means
- B60W10/26—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/24—Energy storage means
- B60W2510/242—Energy storage means for electrical energy
- B60W2510/244—Charge state
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/10—Longitudinal speed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2540/00—Input parameters relating to occupants
- B60W2540/10—Accelerator pedal position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2540/00—Input parameters relating to occupants
- B60W2540/16—Ratio selector position
-
- 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
- Y02T10/62—Hybrid vehicles
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Hybrid Electric Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a kind of control methods of hybrid vehicle, belong to Development of HEV Technology field, it include: to read automobile gears signal, read the current remaining capacity of energy storage device, read the practical driving current of energy storage device, gas pedal data and current vehicle speed, the charging current of distance increasing unit charging is read, distance increasing unit real output is read.Invention increases the service life of battery, also facilitate the manipulation to this kind of hybrid vehicle, while saving fuel oil resource.
Description
Technical field
The present invention relates to a kind of control methods of automobile to belong to more particularly to a kind of control method of hybrid vehicle
In Development of HEV Technology field.
Background technique
New-energy automobile rapid technological improvement in recent years, current new-energy automobile include pure electric automobile, extended-range electricity
Electrical automobile, hybrid vehicle, fuel cell electric vehicle, hydrogen engine automobile etc..
Wherein, stroke lengthening hybrid power automobile is a kind of pure electrically driven (operated) electricity equipped with ground charging and vehicle-mounted function of supplying power
Electrical automobile.The power of automobile is provided by power battery and auxiliary power distance increasing unit.The operational mode of vehicle can be in as needed
Pure power mode and increasing journey mode.When power battery SOC electricity is enough, automobile is run with pure power mode, and power battery provides whole
The power demand of vehicle.When power battery SOC is depleted to a timing, for automobile to increase the work of journey mode, distance increasing unit provides vehicle power
While demand, the charging of low current can be also carried out to power battery.
When stroke lengthening hybrid power automobile is in different traffic informations, gas pedal information can not accurately provide function
Rate demand, such as when going up a slope, the power demand of vehicle can be not achieved in the output power of distance increasing unit, need power battery in power shortage
In the case of export, battery service life can be greatly reduced.
Summary of the invention
The main object of the present invention is to provide for a kind of control method of hybrid vehicle, makes extended-range hybrid power
Automobile is in different traffic informations, so that the output power of distance increasing unit matches with the actually required power of new-energy automobile,
Increase the service life of battery, also facilitates the manipulation to this kind of hybrid vehicle, while saving fuel oil resource.
The purpose of the present invention can reach by using following technical solution:
A kind of control method of hybrid vehicle, comprising: read automobile gears signal, it is current to read energy storage device
Remaining capacity, read the practical driving current of energy storage device, gas pedal data and current vehicle speed, read distance increasing unit charging
Charging current, read distance increasing unit real output.
Further, it reads automobile gears signal: judging that gear signal indicates whether that automobile current gear for neutral gear, obtains
First judging result；
If it is neutral gear that the first judging result, which is expressed as gear signal, distance increasing unit is maintained not generate electricity；
If it is not neutral gear that the first judging result, which is expressed as gear signal, controls distance increasing unit and start to generate electricity.
Further, it reads the current remaining capacity of energy storage device: judging whether remaining capacity is lower than default electricity,
Obtain the second judging result；
If the second judging result, which is expressed as remaining capacity, is lower than default electricity, the electricity of energy in vehicle traveling process is read
Press numerical value.
Further, the practical driving current of energy storage device, gas pedal data and current vehicle speed are read:
It is calculated according to the practical driving current of energy storage device, gas pedal data, current vehicle speed and remaining capacity
Energy storage device drives demand current；
According to energy storage device drive demand current multiplied by the product value of voltage signal be energy storage device driving need
Seek power；
Further, the charging current of distance increasing unit charging is read:
Energy storage device charge power is calculated according to the charging current of distance increasing unit charging and voltage signal；
Driving demand power and energy storage device charge power that distance increasing unit is calculated according to energy storage device need to be defeated
Power out；
Further, distance increasing unit real output is read:
Judging distance increasing unit real output and distance increasing unit needs whether the difference of output power is zero, obtains third judgement knot
Fruit；
If third judging result be expressed as distance increasing unit real output and distance increasing unit to need the difference of output power be zero, increase
Petrol engine on journey device maintains current location；
The difference of output power is needed to be not zero if third judging result is expressed as distance increasing unit real output and distance increasing unit,
Petrol engine on distance increasing unit is adjusted.
Further, distance increasing unit real output is read, is specifically included:
Read distance increasing unit current voltage；
Sampled value through voltage pretreatment circuit counting current voltage, obtains distance increasing unit operating voltage；Voltage pretreatment electricity
Road includes hardware bleeder circuit, resistance capacitance filter circuit；
Read distance increasing unit current flow；
Sampled value through electric current pretreatment circuit counting current flow, obtains distance increasing unit operating current；Electric current pretreatment electricity
Road includes sampling resistor, operational amplification circuit；
Distance increasing unit real output is calculated according to distance increasing unit operating voltage and distance increasing unit operating current.
Further, further include that the petrol engine on distance increasing unit is adjusted, specifically include:
Judge whether distance increasing unit real output is greater than distance increasing unit and needs output power；Obtain the 4th judging result；
Output power is needed greater than distance increasing unit when the 4th judging result is expressed as distance increasing unit real output, then gasoline is sent out
Motivation reversion is adjusted, and turns down throttle opening；
Output power is needed less than distance increasing unit when the 4th judging result is expressed as distance increasing unit real output, then gasoline is sent out
Motivation, which rotates forward, to be adjusted, and large throttle opening is opened.
Advantageous effects of the invention: the control method of hybrid vehicle according to the invention, it is provided by the invention
The control method of hybrid vehicle is in different traffic informations, so that the output power and new-energy automobile of distance increasing unit
Actually required power matches, and increases the service life of battery, also facilitates the manipulation to this kind of hybrid vehicle, saves simultaneously
Fuel resource.
Specific embodiment
To make the more clear and clear technical solution of the present invention of those skilled in the art, below with reference to embodiment to this hair
Bright to be described in further detail, embodiments of the present invention are not limited thereto.
The control method of a kind of hybrid vehicle provided in this embodiment, comprising: read automobile gears signal, read energy
The current remaining capacity of storage device is measured, the practical driving current of energy storage device, gas pedal data and current vehicle speed are read,
The charging current of distance increasing unit charging is read, distance increasing unit real output is read.
In some embodiments, the reading automobile gears signal: judge that the gear signal indicates whether that automobile is current
Gear is neutral gear, obtains the first judging result；
If it is neutral gear that first judging result, which is expressed as gear signal, distance increasing unit is maintained not generate electricity；
If it is not neutral gear that first judging result, which is expressed as gear signal, controls the distance increasing unit and start to generate electricity.
In some embodiments, described to read the current remaining capacity of energy storage device: to judge that the remaining capacity is
It is no to be lower than default electricity, obtain the second judging result；
If second judging result, which is expressed as the remaining capacity, is lower than default electricity, read in vehicle traveling process
The voltage value of energy.
In some embodiments, the practical driving current of the reading energy storage device, gas pedal data and work as front truck
Speed:
According to the practical driving current of the energy storage device, the gas pedal data, the current vehicle speed and described
Energy storage device driving demand current is calculated in remaining capacity；
According to the energy storage device drive demand current multiplied by the product value of the voltage signal be energy stores dress
Set driving demand power；
In some embodiments, the charging current for reading distance increasing unit charging:
Energy storage device charging function is calculated according to the charging current of distance increasing unit charging and the voltage signal
Rate；
Drive demand power and the energy storage device charge power that increasing is calculated according to the energy storage device
Journey device needs output power；
In some embodiments, the reading distance increasing unit real output:
Judging the distance increasing unit real output and the distance increasing unit needs whether the difference of output power is zero, obtains third
Judging result；
If the third judging result, which is expressed as the distance increasing unit real output and the distance increasing unit, needs output power
Difference be zero, then petrol engine on distance increasing unit maintains current location；
If the third judging result, which is expressed as the distance increasing unit real output and the distance increasing unit, needs output power
Difference be not zero, then the petrol engine on distance increasing unit is adjusted.
In some embodiments, the reading distance increasing unit real output, specifically includes:
Read distance increasing unit current voltage；
Sampled value through current voltage described in voltage pretreatment circuit counting, obtains distance increasing unit operating voltage；The voltage
Pre-processing circuit includes hardware bleeder circuit, resistance capacitance filter circuit；
Read distance increasing unit current flow；
Sampled value through current flow described in electric current pretreatment circuit counting, obtains distance increasing unit operating current；The electric current
Pre-processing circuit includes sampling resistor, operational amplification circuit；
Distance increasing unit real output is calculated according to the distance increasing unit operating voltage and the distance increasing unit operating current.
In some embodiments, further include that the petrol engine on distance increasing unit is adjusted, specifically include:
Judge whether the distance increasing unit real output is greater than the distance increasing unit and needs output power；Obtain the 4th judgement knot
Fruit；
Output work is needed greater than the distance increasing unit when the 4th judging result is expressed as the distance increasing unit real output
Rate then inverts the petrol engine and adjusts, and turns down throttle opening；
Output work is needed less than the distance increasing unit when the 4th judging result is expressed as the distance increasing unit real output
Rate then rotates forward the petrol engine and adjusts, and opens large throttle opening.
The above, further embodiment only of the present invention, but scope of protection of the present invention is not limited thereto, and it is any
Within the scope of the present disclosure, according to the technique and scheme of the present invention and its design adds those familiar with the art
With equivalent substitution or change, protection scope of the present invention is belonged to.
Claims (8)
1. a kind of control method of hybrid vehicle characterized by comprising read automobile gears signal, read energy and deposit
The current remaining capacity of storage device reads the practical driving current of energy storage device, gas pedal data and current vehicle speed, reads
The charging current of distance increasing unit charging, reads distance increasing unit real output.
2. a kind of control method of hybrid vehicle as described in power 1, which is characterized in that
The reading automobile gears signal: judge that the gear signal indicates whether that automobile current gear for neutral gear, is judged
As a result；
If it is neutral gear that the judging result, which is expressed as gear signal, distance increasing unit is made not generate electricity；
If it is not neutral gear that the judging result, which is expressed as gear signal, controls the distance increasing unit and start to generate electricity.
3. a kind of control method of hybrid vehicle as described in power 1, which is characterized in that the reading energy storage device is worked as
Preceding remaining capacity: judging whether the remaining capacity is lower than default electricity, obtains another judging result；
If another judging result, which is expressed as the remaining capacity, is lower than default electricity, energy in vehicle traveling process is read
Voltage value.
4. a kind of control method of hybrid vehicle as described in power 1, which is characterized in that the reading energy storage device is real
Border driving current, gas pedal data and current vehicle speed:
According to the practical driving current of the energy storage device, the gas pedal data, the current vehicle speed and the residue
Energy storage device driving demand current is calculated in electricity；
According to the energy storage device drive demand current multiplied by the product value of the voltage signal be energy storage device drive
Dynamic demand power.
5. a kind of control method of hybrid vehicle as described in power 1, which is characterized in that described to read filling for distance increasing unit charging
Electric current:
Energy storage device charge power is calculated according to the charging current of distance increasing unit charging and the voltage signal；
Drive demand power and the energy storage device charge power that distance increasing unit is calculated according to the energy storage device
Need output power.
6. a kind of control method of hybrid vehicle as described in power 1, which is characterized in that the reading distance increasing unit reality output
Power:
Judging the distance increasing unit real output and the distance increasing unit needs whether the difference of output power is zero, obtains third judgement
As a result；
If the third judging result, which is expressed as the distance increasing unit real output and the distance increasing unit, needs the difference of output power
It is zero, then the petrol engine on distance increasing unit maintains current location；
If the third judging result, which is expressed as the distance increasing unit real output and the distance increasing unit, needs the difference of output power
It is not zero, then the petrol engine on distance increasing unit is adjusted.
7. control method according to claim 6, which is characterized in that the reading distance increasing unit real output, specifically
Include:
Read distance increasing unit current voltage；
Sampled value through current voltage described in voltage pretreatment circuit counting, obtains distance increasing unit operating voltage；The voltage is located in advance
Managing circuit includes hardware bleeder circuit, resistance capacitance filter circuit；
Read distance increasing unit current flow；
Sampled value through current flow described in electric current pretreatment circuit counting, obtains distance increasing unit operating current；The electric current is located in advance
Managing circuit includes sampling resistor, operational amplification circuit；
Distance increasing unit real output is calculated according to the distance increasing unit operating voltage and the distance increasing unit operating current.
8. control method according to claim 1, which is characterized in that further include being carried out to the petrol engine on distance increasing unit
It adjusts, specifically includes:
Judge whether the distance increasing unit real output is greater than the distance increasing unit and needs output power；Obtain the 4th judging result；
Output power is needed greater than the distance increasing unit when the 4th judging result is expressed as the distance increasing unit real output, then
The petrol engine is inverted and is adjusted, throttle opening is turned down；
Output power is needed less than the distance increasing unit when the 4th judging result is expressed as the distance increasing unit real output, then
The petrol engine is rotated forward and is adjusted, large throttle opening is opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811174452.6A CN109572677A (en) | 2018-10-09 | 2018-10-09 | A kind of control method of hybrid vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811174452.6A CN109572677A (en) | 2018-10-09 | 2018-10-09 | A kind of control method of hybrid vehicle |
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| Publication Number | Publication Date |
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| CN109572677A true CN109572677A (en) | 2019-04-05 |
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ID=65920320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201811174452.6A Pending CN109572677A (en) | 2018-10-09 | 2018-10-09 | A kind of control method of hybrid vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319248A (en) * | 2020-11-17 | 2021-02-05 | 睿驰电装(大连)电动系统有限公司 | Method and device for controlling starting of engine of extended range electric vehicle |
-
2018
- 2018-10-09 CN CN201811174452.6A patent/CN109572677A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112319248A (en) * | 2020-11-17 | 2021-02-05 | 睿驰电装(大连)电动系统有限公司 | Method and device for controlling starting of engine of extended range electric vehicle |
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Application publication date: 20190405 |
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