CN106114224A - The control method of a kind of electric automobile, control system and electric automobile - Google Patents
The control method of a kind of electric automobile, control system and electric automobile Download PDFInfo
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- CN106114224A CN106114224A CN201610579550.2A CN201610579550A CN106114224A CN 106114224 A CN106114224 A CN 106114224A CN 201610579550 A CN201610579550 A CN 201610579550A CN 106114224 A CN106114224 A CN 106114224A
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- integrated manipulator
- low pressure
- status indicator
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- 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
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
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- 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
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
- B60L1/02—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits
- B60L1/04—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits fed by the power supply line
-
- 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
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
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- 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
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention provides the control method of a kind of electric automobile, control system and electric automobile, and this control method includes: obtain the first status indicator of the first state that integrated manipulator is presently in；When the first state belongs to first kind state, perform first predetermined registration operation corresponding with the first status indicator according to the first status indicator, and send the first status indicator to multiple high-low pressure parts；Receive the state that after high-low pressure parts perform the second predetermined registration operation corresponding with the first status indicator according to the first status indicator, the high-low pressure parts of feedback are presently in；The state being presently in when result and the high-low pressure parts of the first predetermined registration operation meets when redirecting condition of preset state machine, from the first state transition to the second state, and updates second status indicator that status indicator is the second state of the state that is presently in；This control method simplifies upward and downward electric process, simultaneously can easy orientation problem when upward and downward electric process occurs abnormal.
Description
Technical field
The present invention relates to automobile technical field, particularly relate to the control method of a kind of electric automobile, control system and electronic
Automobile.
Background technology
In the face of increasingly severe energy and environment problem, the energy-conservation heat just becoming the research of current various countries with new-energy automobile
Point.In the energy-conservation great attention having obtained government and industrial quarters with new-energy automobile of China, and it is set to emerging strategic product
One of industry.As energy-conservation and new-energy automobile one, pure electric automobile has emission-free discharge, energy dose-effect in the process of moving
The multiple advantages such as rate height, low, the recoverable energy of noise, therefore greatly develop pure electric automobile and protect energy security, environment
Protector is of great importance.
Along with the fast development of pure electric automobile, integrating control becomes the trend of pure electric automobile current development.Integrated control
System, as the term suggests, rely on the computing capability that present stage microprocessor is powerful, abundant function and external resource, will be responsible for difference
The separate controller of function effectively integrates, by common hardware resource, it is achieved originally completed by multiple independent controls
All functions.Integrating control can not only be saved hardware resource, reduce controller cost, meanwhile obtains due to system
Integrate, improve the stability of entirety from another point of view.In pure electric automobile, for ensureing that the high speed driving motor is stably transported
OK, higher to the requirement of real-time of electric machine controller, it controls the cycle typically in delicate level；And entire car controller, its real-time
Requiring low compared with electric machine controller, the cycle that controls, typically at Millisecond, in this context, is integrated car load control by electric machine controller
The function that device processed is realized becomes the direction of current pure electric automobile integrating control development.
Power-on and power-off control is the important component part that pure electric automobile controls, different from conventional fuel oil car, pure electric automobile
There are a large amount of high and low pressure parts, such as electrokinetic cell, battery management system BMS, high-low pressure apparatus for converting DC power DC/DC,
High voltage component and the instrument such as air conditioning warm air heating system PTC, middle control, car body control module BCM, electronic power assist steering system EPS,
The low-pressure systems such as force aid system for braking, need to formulate detailed strategy and are just ensureing these high-low pressure parts upward and downward electric process for this
Often work and reasonable coordination.Current pure electric automobile upward and downward electric process mostly by entire car controller directly to each high-low pressure zero
Part carries out actively controlling to realize, and process is complicated, is affected relatively big, if one of them link goes out by extraneous factor and spare parts logistics
Existing problem will affect the upward and downward electric process of vehicle.
Summary of the invention
It is an object of the invention to provide the control method of a kind of electric automobile, control system and electric automobile, solve
In prior art, electric automobile upward and downward electric process is complicated, is affected bigger problem by extraneous factor and spare parts logistics.
In order to achieve the above object, the embodiment of the present invention provides the control method of a kind of electric automobile, described electric automobile
Being provided with an integrated manipulator, described control method includes:
Described integrated manipulator obtains the first status indicator of the first state that described integrated manipulator is presently in；
When described first state belongs to first kind state, described integrated manipulator performs according to described first status indicator
First predetermined registration operation corresponding with described first status indicator, and send described the to multiple high-low pressure parts of electric automobile
One status indicator；
Described integrated manipulator receives described high-low pressure parts and performs and described first according to described first status indicator
The state that after the second predetermined registration operation that status indicator is corresponding, the described high-low pressure parts of feedback are presently in；
The state being presently in when result and the described high-low pressure parts of described first predetermined registration operation meets preset state
When redirecting condition of machine, described integrated manipulator is from the first state transition to the second state, and updates the shape of the state that is presently in
State is designated the second status indicator of described second state.
Wherein, described integrated manipulator obtains the first status indicator of the first state that described integrated manipulator is presently in
Afterwards, described control method also includes:
When described first state belongs to Equations of The Second Kind state, described integrated manipulator performs according to described first status indicator
First predetermined registration operation corresponding with described first status indicator；
When the result of described first predetermined registration operation meets when redirecting condition of preset state machine, described integrated manipulator is from
One state transition to the second state, and update second status indicator that status indicator is the second state of the state that is presently in.
Wherein, the first kind state of described integrated manipulator includes:
Low pressure parts self-inspection state, electrokinetic cell self-inspection state, high-pressure system pre-charge state, high voltage parts self-inspection
Electro-detection state and low pressure power-down state under state, driving states, zero power phase, high pressure power-down state, high pressure.
Wherein, the Equations of The Second Kind state of described integrated manipulator includes:
Integrated manipulator init state and integrated manipulator power-down state.
Wherein, multiple described high-low pressure parts include:
Battery management system BMS, high-low pressure apparatus for converting DC power DC/DC, air conditioning warm air heating system PTC, air-conditioning
Compressor EAS, electric boosting steering system EPS and vehicular meter system ICM.
Wherein, described control method also includes:
Pre-set first predetermined registration operation corresponding with described first status indicator；And/or,
Pre-set second predetermined registration operation corresponding with described first status indicator；With or,
The preset state machine pre-set redirects condition under different conditions.
The embodiment of the present invention also provides for a kind of control system, described set-up of control system on electric automobile, described control
System includes the integrated manipulator in the control method of electric automobile as above.
Wherein, described control system also includes:
Multiple high-low pressure parts, described integrated manipulator is connected with each high-low pressure parts respectively；
Wherein, described integrated manipulator sends, to described high-low pressure parts, the first state that integrated manipulator is presently in
The first status indicator, and receive the state that is presently in of described high-low pressure parts of described high-low pressure parts feedback.
The embodiment of the present invention also provides for a kind of electric automobile, including control system as above.
The technique scheme of the present invention at least has the advantages that
In the control method of the electric automobile of the embodiment of the present invention, control system and electric automobile, electric automobile integrated
Controller controls the power-on and power-off process of electric automobile by the way of sending status indicator, simplifies upward and downward electric process, simultaneously
Can easy orientation problem when upward and downward electric process occurs abnormal；The integrated manipulator that additionally embodiment of the present invention provides is integrated
In prior art, the function of entire car controller and the function of electric machine controller, improve the integrated level of system, at certain procedures
On improve the reliability of system.
Accompanying drawing explanation
Fig. 1 represents the basic step flow chart of the control method of the electric automobile that the first embodiment of the present invention provides；
Fig. 2 represents integrated manipulator and high-low pressure in the control method of the electric automobile that the first embodiment of the present invention provides
The annexation schematic diagram of parts；
Fig. 3 represents the power-on and power-off of electric automobile in the control method of the electric automobile that the first embodiment of the present invention provides
One of state transition block diagram in journey；
Fig. 4 represents the power-on and power-off of electric automobile in the control method of the electric automobile that the first embodiment of the present invention provides
Two of state transition block diagram in journey；
Fig. 5 represents the power-on and power-off of electric automobile in the control method of the electric automobile that the first embodiment of the present invention provides
Three of state transition block diagram in journey；
Fig. 6 represents the power-on and power-off of electric automobile in the control method of the electric automobile that the first embodiment of the present invention provides
Four of state transition block diagram in journey.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
First embodiment
As it is shown in figure 1, the first embodiment of the present invention provides the control method of a kind of electric automobile, described electric automobile sets
Being equipped with an integrated manipulator, described control method includes:
Step 11, described integrated manipulator obtains the first state mark of the first state that described integrated manipulator is presently in
Know；
Step 12, when described first state belongs to first kind state, described integrated manipulator is according to described first state
Mark performs first predetermined registration operation corresponding with described first status indicator, and sends out to multiple high-low pressure parts of electric automobile
Send described first status indicator；
Step 13, described integrated manipulator receives described high-low pressure parts and performs and institute according to described first status indicator
The state that after stating the second predetermined registration operation that the first status indicator is corresponding, the described high-low pressure parts of feedback are presently in；
Step 14, the state being presently in when result and the described high-low pressure parts of described first predetermined registration operation meets pre-
If when redirecting condition of state machine, described integrated manipulator from the first state transition to the second state, and update be presently in shape
The status indicator of state is the second status indicator of described second state.
In the above embodiment of the present invention, integrated manipulator is controlled by the mode sending status indicator, such as conditional code
The power-on and power-off process of electric automobile, simplifies upward and downward electric process.Concrete, the electric automobile in the embodiment of the present invention is pure electronic
Automobile, the integrated manipulator that the embodiment of the present invention provides is integrated with function and the electric machine controller of entire car controller in prior art
Function.This control method uses status mechanism to realize the power-on and power-off of vehicle, is actively controlled height by entire car controller with traditional
The power-on and power-off that low pressure parts realize vehicle are different, and in the control method that the embodiment of the present invention provides, integrated manipulator sends vehicle
Current state code (being i.e. presently in the status indicator of state, the such as first status indicator, the second status indicator etc.), high-low pressure
Parts perform different control logics according to the difference of conditional code after receiving the conditional code that integrated manipulator sends, and to
Controller feedback states, finally realizes the power-on and power-off of vehicle.This process simplify the control logic of controller, make the upper and lower of complexity
Electric process sharpening, simultaneously can easy orientation problem when upward and downward electric process occurs abnormal；Additionally the method will be the most whole
Together with vehicle controller has been incorporated into the upward and downward electric process of electric machine controller, improve the integrated level of system, to a certain extent
Improve the reliability of system.
It should be noted that the state that in the above embodiment of the present invention, integrated manipulator is presently in can be divided into first
Class state and Equations of The Second Kind state.Further, in the above embodiment of the present invention after step 11, described control method is also wrapped
Include:
Step 15, when described first state belongs to Equations of The Second Kind state, described integrated manipulator is according to described first state
Mark performs first predetermined registration operation corresponding with described first status indicator；
Step 16, when the result of described first predetermined registration operation meets when redirecting condition of preset state machine, described integrated control
Device processed is from the first state transition to the second state, and updates second state that status indicator is the second state of the state that is presently in
Mark.
Being distinguished as of first kind state and Equations of The Second Kind state in the above embodiment of the present invention:
When integrated manipulator is in first kind state, it is pre-that integrated manipulator need to perform first relevant to first kind state
If operation, also need the status indicator (or conditional code) of first kind state is sent to high-low pressure parts, high-low pressure parts
Also execution second predetermined registration operation corresponding with conditional code feedback states are to integrated manipulator, and integrated manipulator is according to its high-low pressure
The status information of parts feedback and the redirecting of fructufy present condition of the first predetermined registration operation；And when integrated manipulator is in second
During class state, integrated manipulator only needs to perform first predetermined registration operation relevant to first kind state, thus presets behaviour according to first
The result made realizes the state transition of integrated manipulator.
Concrete, the upward and downward electric process of pure electric automobile under drive mode is subdivided into 11 by the above embodiment of the present invention
Individual state, wherein, 9 states be first kind state, 2 states be Equations of The Second Kind state.Concrete, the of described integrated manipulator
One class state includes:
Low pressure parts self-inspection state, electrokinetic cell self-inspection state, high-pressure system pre-charge state, high voltage parts self-inspection
Electro-detection state and low pressure power-down state under state, driving states, zero power phase, high pressure power-down state, high pressure.
The Equations of The Second Kind state of described integrated manipulator includes:
Integrated manipulator init state and integrated manipulator power-down state.
Under each of the above state, integrated manipulator will send corresponding status indicator and (can be respectively set to A1
A11), high-low pressure parts carry out different operations and to integrated manipulator feedback states, integrated manipulator according to status indicator
Feedback of status according to high-low pressure parts jumps to corresponding state.
Concrete, in the above embodiment of the present invention, multiple described high-low pressure parts include:
Battery management system BMS, high-low pressure apparatus for converting DC power DC/DC, air conditioning warm air heating system PTC, air-conditioning
Compressor EAS, electric boosting steering system EPS and vehicular meter system ICM.Its multiple high-low pressure parts and integrating control
Annexation between device is as shown in Figure 2.
Further, so that in upward and downward electric process integrated manipulator can realize jumping smoothly between each state
Turning, described in the above embodiment of the present invention, control method also includes:
Step 17, pre-sets first predetermined registration operation corresponding with described first status indicator；And/or,
Step 18, pre-sets second predetermined registration operation corresponding with described first status indicator；With or,
Step 19, the preset state machine pre-set redirects condition under different conditions.
It should be noted that above-mentioned pre-set the first predetermined registration operation, the second predetermined registration operation, redirect condition etc. and may each be
Being pre-set voluntarily by user, it is also possible to carried out default setting by the driving system of automobile, it can be modified by user,
Make its jump procedure more meet human oriented design, promote Consumer's Experience.
Concrete, for the control method of the electric automobile that the clearer description first embodiment of the present invention provides, under
Face combines the process that concrete example realizes electric automobile power-on and power-off to the control method utilizing the present invention and is described in detail:
As it is shown on figure 3, vehicle initially enters integrated manipulator init state (A1) after powering on, now integrated manipulator is complete
Become the initial configuration of I/O, A/D, CAN communication and SPI communication, read EEPROM information and go forward side by side line control unit self-inspection, call out afterwards
Wake up BMS, DC/DC, PTC, EAS, EPS and ICM controller carry out integrated manipulator internal fault detection, at the beginning of integrated manipulator
Beginningization stage condition code A1 is not sent out by CAN, is only used for internal applications.At integrated manipulator initial phase, BMS,
The high-low pressure parts such as DC/DC initialize after receiving wake-up signal, and the now integrated manipulator time delay T1 time is laggard
Row state transition (jumps to A2 state), and wherein time T1 disclosure satisfy that the initial reguirements of high-low pressure parts.
After jumping to low pressure parts self-inspection state (A2), the integrated manipulator cycle sends CAN message and (includes transmission state
Code A2), start fault detect (the most not detecting high voltage fault) and to motor rotation change initialize；After receiving conditional code A2
BMS, DC/DC, PTC, EAS, EPS and ICM carry out low pressure self-inspection, and feed back self-inspection state by CAN network to integrated manipulator；
Under integrated manipulator receives BMS, DC/DC, EPS and ICM self-inspection complement mark within the T2 time and do not occurs, electric fault is then jumped
Go to electrokinetic cell self-inspection state (A3) and otherwise jump to low pressure power-down state (A10).Wherein whether PTC with EAS has initialized
Become not affect function of substantially driving a vehicle, therefore redirect in condition and do not consider.
After jumping to electrokinetic cell self-inspection state (A3), the integrated manipulator cycle sends closed high relay order simultaneously
Proceed fault detect.Under this state, BMS carries out battery system high pressure detection of electrical leakage and the detection of battery packet loop, and to collection
Becoming controller feedback detection state, integrated manipulator receives electricity event under BMS detects complement mark and do not occurs within the T3 time
Barrier then jumps to high pressure pre-charge state (A4) and otherwise jumps to low pressure power-down state (A10).
As shown in Figure 4, after jumping to high-pressure system pre-charge state (A4), integrated manipulator proceeds fault detect.
Under this state, BMS carries out electrokinetic cell precharge and controls and carry out detection of electrical leakage, simultaneously to integrated manipulator feedback precharge shape
State, integrated manipulator receives the electrokinetic cell precharge complement mark of BMS in time T4, and then jumps to without lower electric fault
State A5, otherwise jumps to state A8, enters electricity under high pressure.
After jumping to high voltage parts self-inspection state (A5), integrated manipulator proceeds fault detect, detects electricity simultaneously
Machine high-pressure system duty.Under this state, BMS carries out electrokinetic cell state-detection, detection electrokinetic cell leakage condition, simultaneously
Feed back to integrated manipulator；The high-pressure system of self is detected by DC/DC, PTC with EAS, and to integrated manipulator feedback certainly
Inspection state.Integrated manipulator receives the electrokinetic cell high pressure self-inspection of BMS in time T5 and completes to complete with DC/DC high pressure self-inspection
Mark, and then jump to state A6 without lower electric fault, otherwise jump to state A8, enter electricity under high pressure.In a state, PTC
Whether high pressure self-inspection completes not affect function of substantially driving a vehicle with EAS, therefore redirects in condition and does not considers.
After jumping to driving states (A6), integrated manipulator proceeds fault detect, performs full-vehicle control logic simultaneously
And motor is carried out moment of torsion, rotating speed control.Under this state, BMS carries out electrokinetic cell state-detection (detection of battery packet loop), inspection
Survey electrokinetic cell leakage condition, feed back to integrated manipulator simultaneously；DC/DC, PTC, EAS, EPS and ICM are to self duty
Detect, and feed back to integrated manipulator.Now integrated manipulator monitoring operator, please when receiving electricity under driver
Ask or detect that under high pressure, electric fault then jumps to state A7, otherwise will be always held at this state.
As it is shown in figure 5, after jumping to zero power phase (A7), integrated manipulator carries out fault detect and carries out motor simultaneously
Zero energy controls.Under this state, BMS carries out detection of electrical leakage, and DC/DC, PTC and EAS stop power output anti-to integrated manipulator
Feedback state, if integrated manipulator receives DC/DC, PTC and EAS in time T7 and fully enters the flag bit of 0 power rating, then
Jumping to state A8, otherwise time delay T7' forces to jump to A8, wherein time T7' > T7.
After jumping to zero power phase (A8), integrated manipulator carries out fault detect, and under this state, BMS carries out battery bag inspection
Survey simultaneously switches off inside battery high-voltage relay, and DC/DC, PTC and EAS close and enable and to integrated manipulator feedback states, collection
If becoming controller to receive electrokinetic cell high-voltage relay in time T8 disconnect complement mark and the pass of DC/DC, PTC, EAS
Close enabler flags then integrated manipulator perform electrion and disconnected car load relay operation and jump to state A9, otherwise time delay
T8' forces to jump to A9, wherein time T8' > T8.
Jumping under high pressure after electro-detection state (A9), integrated manipulator carries out fault and electro-detection under high pressure.This state
Lower BMS carries out detection of electrical leakage and detects with battery bag, if integrated manipulator detects car inner high voltage system voltage drop in time T9
Low state A10 that then jumps to safety range, otherwise time delay T9' forces to jump to A10, wherein time T9' > T9.
As shown in Figure 6, after jumping to low pressure power-down state (A10), integrated manipulator carries out fault detect, close to BMS,
DC/DC, PTC, EAS, EPS, ICM wake up up, simultaneously close off CAN transmitting-receiving.BMS under this state, DC/DC, PTC, EAS,
EPS, ICM perform low pressure power-down operation.Integrated manipulator time delay T10 jumps to A11 state.
After jumping to integrated manipulator power-down state (A11), integrated manipulator stops fault detect, now writes
EEPROM operates, afterwards electricity under low pressure.
To sum up, actively controlled high-low pressure parts by controller from traditional to realize the power-on and power-off of vehicle different, the present invention
In the control method that embodiment provides, integrated manipulator sends the current state code of vehicle, and high-low pressure parts are receiving control
After the conditional code that device sends, the difference according to conditional code performs different control logics, and to integrated manipulator feedback states, collection
Become controller to carry out redirecting of controlled state, finally realize the power-on and power-off of vehicle.Concrete, it is based on state upper that the present invention provides
The upward and downward electric process of vehicle is divided into 11 states by lower electric control method, is respectively as follows: integrated manipulator and initializes, low pressure components
Self-inspection, electrokinetic cell self-inspection, high-pressure system is pre-charged, high voltage parts self-inspection, driving, zero energy, electricity under high pressure.Electricity under high pressure
Detection, electricity, integrated manipulator power down under low pressure；In each state, integrated manipulator is with the division of labor of high-low pressure parts clearly, respectively
From the task of execution self, promote power-on and power-off process.The method that the embodiment of the present invention provides simplifies the control logic of controller,
Make originally complicated upward and downward electric process sharpening, simultaneously can orientation problem clearly when power-on and power-off process is obstructed.The method
Together with being incorporated into the upward and downward electric process of electric machine controller by entire car controller of the prior art, improve the integrated of system
Degree, improves the reliability of system to a certain extent.
Second embodiment
In order to preferably realize above-mentioned purpose, the second embodiment of the present invention provides a kind of control system, described control system
System is arranged on electric automobile, and described control system includes the integrating control in the control method of electric automobile as above
Device.
Concrete, described in the second embodiment of the present invention, control system also includes:
Multiple high-low pressure parts, described integrated manipulator is connected with each high-low pressure parts respectively；
Wherein, described integrated manipulator sends, to described high-low pressure parts, the first state that integrated manipulator is presently in
The first status indicator, and receive the state that is presently in of described high-low pressure parts of described high-low pressure parts feedback.
Controller for pure electric automobile is integrated is the trend of current development, will before the function that be completed by multiple controllers
Collecting together in a controller, integrated the sharing not only by hardware resource of controller reduces vehicle manufacturing cost, simultaneously
The reliability and stability of system is also contributed to owing to decreasing the physical connection between controller.The second of the present invention is real
Execute in the control system that example provides, the most integrated entire car controller of the prior art of integrated manipulator and electric machine controller function；
In tradition pure electric automobile, power-on and power-off need closely cooperating of each point of control system, especially entire car controller, motor to control
Device and this three controls device of battery management system.The integrated manipulator mentioned in the present invention is by entire car controller and motor control
The function of device processed is integrated, therefore needs in upward and downward electric process again to before by two controller unaided task work
Integrate, on the premise of improving whole efficiency, ensureing reliability, complete the power-on and power-off of vehicle.
To sum up, the control system that the embodiment of the present invention provides uses status mechanism to realize the power-on and power-off of vehicle, with traditional
Actively controlled high-low pressure parts by controller and realize the power-on and power-off difference of vehicle.In upward and downward electric process, integrated manipulator is according to working as
Front state to high-low pressure parts send conditional code, high-low pressure parts receive integrated manipulator send conditional code after,
According to the difference of conditional code, perform corresponding action, afterwards current state is fed back to integrated manipulator；Integrated manipulator then root
Carry out logical judgment according to the status information of high-low pressure parts feedback, carry out state transition when meeting certain condition and to state
Code is updated；Integrated manipulator is interacted by conditional code with high-low pressure parts, realizes car by the renewal of conditional code
Upward and downward electric process.This process simplify the control logic of controller, make the upward and downward electric process sharpening of complexity, simultaneously when upper
Can easy orientation problem when lower electric process occurs abnormal；Additionally the method is by original entire car controller and electric machine controller
Upward and downward electric process has been incorporated into together, improves the integrated level of system, improves the reliability of system to a certain extent.
High-low pressure parts in electric automobile include: BMS, DC/DC, PTC, EAS, EPS and ICM；Wherein, BMS table
Showing that battery management system, DC/DC represent high-low pressure apparatus for converting DC power, PTC represents air conditioning warm air heating system, EAS table
Show that compressor of air conditioner, EPS represent that electric boosting steering system, ICM represent vehicular meter system.
3rd embodiment
In order to preferably realize above-mentioned purpose, the third embodiment of the present invention also provides for a kind of electric automobile, including as above
Described control system.
It should be noted that the electric automobile that the embodiment of the present invention provides is to include the control that above-mentioned second embodiment provides
The electric automobile of system, all embodiments of the most above-mentioned control system are all applicable to this electric automobile, and all can reach identical or
Similar beneficial effect.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of without departing from principle of the present invention, it is also possible to make some improvements and modifications, these improvements and modifications are also
Should be regarded as protection scope of the present invention.
Claims (9)
1. the control method of an electric automobile, it is characterised in that described electric automobile is provided with an integrated manipulator, described control
Method processed includes:
Described integrated manipulator obtains the first status indicator of the first state that described integrated manipulator is presently in；
When described first state belongs to first kind state, described integrated manipulator performs and institute according to described first status indicator
State the first predetermined registration operation that the first status indicator is corresponding, and send described first shape to multiple high-low pressure parts of electric automobile
State identifies；
Described integrated manipulator receives described high-low pressure parts and performs and described first state according to described first status indicator
The state that after the second predetermined registration operation that mark is corresponding, the described high-low pressure parts of feedback are presently in；
The state being presently in when result and the described high-low pressure parts of described first predetermined registration operation meets preset state machine
When redirecting condition, described integrated manipulator is from the first state transition to the second state, and updates the state mark of the state that is presently in
Know the second status indicator for described second state.
Control method the most according to claim 1, it is characterised in that described integrated manipulator obtains described integrated manipulator
After first status indicator of the first state being presently in, described control method also includes:
When described first state belongs to Equations of The Second Kind state, described integrated manipulator performs and institute according to described first status indicator
State the first predetermined registration operation that the first status indicator is corresponding；
When the result of described first predetermined registration operation meets when redirecting condition of preset state machine, and described integrated manipulator is from the first shape
State jumps to the second state, and updates second status indicator that status indicator is the second state of the state that is presently in.
Control method the most according to claim 1, it is characterised in that the first kind state of described integrated manipulator includes:
Low pressure parts self-inspection state, electrokinetic cell self-inspection state, high-pressure system pre-charge state, high voltage parts self-inspection shape
Electro-detection state and low pressure power-down state under state, driving states, zero power phase, high pressure power-down state, high pressure.
4. control method as claimed in claim 2, it is characterised in that the Equations of The Second Kind state of described integrated manipulator includes:
Integrated manipulator init state and integrated manipulator power-down state.
Control method the most according to claim 1 and 2, it is characterised in that multiple described high-low pressure parts include:
Battery management system BMS, high-low pressure apparatus for converting DC power DC/DC, air conditioning warm air heating system PTC, air conditioner compressed
Machine EAS, electric boosting steering system EPS and vehicular meter system ICM.
Control method the most according to claim 1, it is characterised in that described control method also includes:
Pre-set first predetermined registration operation corresponding with described first status indicator；And/or,
Pre-set second predetermined registration operation corresponding with described first status indicator；With or,
The preset state machine pre-set redirects condition under different conditions.
7. a control system, it is characterised in that described set-up of control system on electric automobile, described control system include as
Integrated manipulator in the control method of the electric automobile described in any one of claim 1-6.
8. control system as claimed in claim 7, it is characterised in that described control system also includes:
Multiple high-low pressure parts, described integrated manipulator is connected with each high-low pressure parts respectively；
Wherein, described integrated manipulator sends the of the first state of being presently in of integrated manipulator to described high-low pressure parts
One status indicator, and the state that the described high-low pressure parts receiving described high-low pressure parts feedback are presently in.
9. an electric automobile, it is characterised in that include control system as claimed in claim 7 or 8.
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| CN201610579550.2A CN106114224B (en) | 2016-07-21 | 2016-07-21 | A kind of control method of electric vehicle, control system and electric vehicle |
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| CN201610579550.2A CN106114224B (en) | 2016-07-21 | 2016-07-21 | A kind of control method of electric vehicle, control system and electric vehicle |
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| CN106114224B CN106114224B (en) | 2018-09-14 |
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