CN110395115A - A kind of control method of pure electric vehicle vehicle Brake energy recovery - Google Patents
A kind of control method of pure electric vehicle vehicle Brake energy recovery Download PDFInfo
- Publication number
- CN110395115A CN110395115A CN201910678521.5A CN201910678521A CN110395115A CN 110395115 A CN110395115 A CN 110395115A CN 201910678521 A CN201910678521 A CN 201910678521A CN 110395115 A CN110395115 A CN 110395115A
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- vehicle
- high pressure
- data
- conductor
- braking
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- 238000011084 recovery Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 238000012544 monitoring process Methods 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 53
- 239000004020 conductor Substances 0.000 claims description 47
- 239000010720 hydraulic oil Substances 0.000 claims description 24
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 238000003786 synthesis reaction Methods 0.000 claims description 7
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B60L7/00—Electrodynamic brake systems for vehicles in general
- B60L7/10—Dynamic electric regenerative braking
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
Abstract
The invention belongs to power type vehicle power fields, especially a kind of control method of pure electric vehicle vehicle Brake energy recovery, when for the existing Brake energy recovery for carrying out vehicle, the problem of braking ability and energy change over condition of vehicle cannot be understood in time, now propose following scheme comprising following steps: S1: kinetic energy when vehicle braking drives pump rotation；High pressure oil: being pressed into accumulator by S2 by the rotation of pump, realizes the conversion of kinetic energy to hydraulic energy；S3: when vehicle launch, high pressure oil is exported from accumulator, drives motor operations, realizes the conversion of hydraulic energy and vehicle energy；S4: it is monitored by the pressure that pressure sensor generates high pressure oil, and monitoring data are stored, the present invention can recognize the pressure that high pressure oil is subject to when each braking in time, it is contrasted analysis report, simultaneously the braking number of vehicle is counted, can react vehicle ability change over condition and obtained situation.
Description
Technical field
The present invention relates to power type vehicle power technical field more particularly to a kind of pure electric vehicle vehicle Brake energy recoveries
Control method.
Background technique
In recent years, with the popularization of Green Travel, environmental protection and energy saving concept, new-energy automobile industry has obtained quick actual effect
Develop, electric car is the vehicle of relative ideal in new-energy automobile, and electric car is mainly using vehicle power supply as the vapour of power
Vehicle is almost " no pollution " to environment since it does not generate exhaust pollution, has vast potential for future development.But due to electronic
Automobile power source is completely dependent on vehicle mounted dynamic battery, so the course continuation mileage of electric car is always short slab, in order to increase electricity
Motor-car course continuation mileage, people increase Brake energy recovery to electric vehicle.
In the prior art, when carrying out the Brake energy recovery of vehicle, the braking ability and energy of vehicle cannot be understood in time
Change over condition is measured, therefore we have proposed a kind of control methods of pure electric vehicle vehicle Brake energy recovery, for solving above-mentioned ask
Topic.
Summary of the invention
It, cannot be timely when the purpose of the present invention is to solve the Brake energy recovery for carrying out vehicle exists in the prior art
The shortcomings that understanding the braking ability and energy change over condition of vehicle, and a kind of control of the pure electric vehicle vehicle Brake energy recovery proposed
Method processed.
To achieve the goals above, present invention employs following technical solutions:
A kind of control method of pure electric vehicle vehicle Brake energy recovery, comprising the following steps:
S1: kinetic energy when vehicle braking drives pump rotation；
High pressure oil: being pressed into accumulator by S2 by the rotation of pump, realizes the conversion of kinetic energy to hydraulic energy；
S3: when vehicle launch, high pressure oil is exported from accumulator, drives motor operations, realizes turn of hydraulic energy and vehicle energy
Change；
S4: it is monitored by the pressure that pressure sensor generates high pressure oil, and monitoring data is stored；
S5: the data stored in a cycle are compared and analyzed, and the braking ability and energy that can understand vehicle in time turn
Change situation.
Preferably, the high pressure oil is stored in hydraulic oil container, and hydraulic oil container is equipped with oil discharge outlet and pouring orifice, by beating
The hydraulic fluid port that begins to rehearse can replace high pressure oil.
Preferably, in the S4, pressure sensor and controller are electrically connected, the data transmission that pressure sensor detects
It is stored to controller.
Preferably, temperature sensor is installed, temperature sensor and controller are electrically connected, pass through on the hydraulic oil container
Temperature sensor detects the temperature of high pressure oil, and will test data and be transmitted to controller storage.
Preferably, when in use, the initial value of the pressure being subject to and temperature to hydraulic oil is configured the controller,
As initial data.
Preferably, in the S5, a cycle is 6-12 months, and the data and original data that controller will test carry out
Comparison, is contrasted report, comparison report is transmitted to mobile terminal and is checked, data float is larger to be needed to examine vehicle
It looks into.
Preferably, in the S5, the data stored in a cycle are compared and analyzed, while to the braking of vehicle time
Number is counted, and braking number data and date comprision report is combined together, synthesis is analyzed, with this reacting vehicle
Ability change over condition.
Preferably, when the braking number to vehicle counts, a conductor one is installed on the brake pedal of vehicle,
Installing conductor two and counter on vehicle, conductor one, conductor two, counter and power supply series connection, step on a brake pedal conductor one
It is contacted with conductor two once, conductor one, conductor two, counter and power supply conducting, counter complete primary count.
Compared with prior art, the beneficial effects of the present invention are:
(1) this programme is monitored by the pressure that pressure sensor generates high pressure oil, and is stored to monitoring data, energy
The pressure that high pressure oil is subject to when enough recognizing each braking in time；
(2) this programme is detected by temperature of the temperature sensor to high pressure oil, can understand the work temperature of high pressure oil in time
Degree；
(3) this programme compares and analyzes the data stored in a cycle, while counting to the braking number of vehicle,
Braking number data and date comprision report are combined together, synthesis is analyzed, and is turned with the ability that this reacts vehicle
Change situation；
(4) present invention can recognize the pressure that high pressure oil is subject to when each braking in time, be contrasted analysis report, while right
The braking number of vehicle is counted, can react vehicle ability change over condition and obtained situation.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.
Embodiment one
A kind of control method of pure electric vehicle vehicle Brake energy recovery, comprising the following steps:
S1: kinetic energy when vehicle braking drives pump rotation；
High pressure oil: being pressed into accumulator by S2 by the rotation of pump, realizes the conversion of kinetic energy to hydraulic energy, the high pressure oil storage
In hydraulic oil container, hydraulic oil container is equipped with oil discharge outlet and pouring orifice, can be replaced to high pressure oil by opening oil discharge outlet,
Temperature sensor is installed, temperature sensor and controller are electrically connected, by temperature sensor to high pressure oil on hydraulic oil container
Temperature detected, and will test data be transmitted to controller storage, controller when in use, to the pressure of hydraulic oil being subject to
The initial value of power and temperature is configured, as initial data；
S3: when vehicle launch, high pressure oil is exported from accumulator, drives motor operations, realizes turn of hydraulic energy and vehicle energy
Change；
S4: being monitored by the pressure that pressure sensor generates high pressure oil, and stored to monitoring data, pressure sensing
Device and controller are electrically connected, and the data that pressure sensor detects are transmitted to controller and are stored；
S5: the data stored in a cycle are compared and analyzed, and the braking ability and energy that can understand vehicle in time turn
Situation is changed, a cycle is 6 months, and the data that controller will test are compared with original data, is contrasted report, will
Comparison report is transmitted to mobile terminal and checks, data float is larger to be needed to check vehicle, by what is stored in a cycle
Data compare and analyze, while counting to the braking number of vehicle, by braking number data and date comprision report
Announcement is combined together, and synthesis is analyzed, and the ability change over condition of vehicle is reacted with this, is united in the braking number to vehicle
A conductor one is installed in timing on the brake pedal of vehicle, installing conductor two and counter on vehicle, conductor one, conductor two,
Counter and power supply series connection, step on a brake pedal conductor one and contacted with conductor two once, conductor one, conductor two, counter and
Power supply conducting, counter complete primary count.
Embodiment two
A kind of control method of pure electric vehicle vehicle Brake energy recovery, comprising the following steps:
S1: kinetic energy when vehicle braking drives pump rotation；
High pressure oil: being pressed into accumulator by S2 by the rotation of pump, realizes the conversion of kinetic energy to hydraulic energy, the high pressure oil storage
In hydraulic oil container, hydraulic oil container is equipped with oil discharge outlet and pouring orifice, can be replaced to high pressure oil by opening oil discharge outlet,
Temperature sensor is installed, temperature sensor and controller are electrically connected, by temperature sensor to high pressure oil on hydraulic oil container
Temperature detected, and will test data be transmitted to controller storage, controller when in use, to the pressure of hydraulic oil being subject to
The initial value of power and temperature is configured, as initial data；
S3: when vehicle launch, high pressure oil is exported from accumulator, drives motor operations, realizes turn of hydraulic energy and vehicle energy
Change；
S4: being monitored by the pressure that pressure sensor generates high pressure oil, and stored to monitoring data, pressure sensing
Device and controller are electrically connected, and the data that pressure sensor detects are transmitted to controller and are stored；
S5: the data stored in a cycle are compared and analyzed, and the braking ability and energy that can understand vehicle in time turn
Situation is changed, a cycle is 8 months, and the data that controller will test are compared with original data, is contrasted report, will
Comparison report is transmitted to mobile terminal and checks, data float is larger to be needed to check vehicle, by what is stored in a cycle
Data compare and analyze, while counting to the braking number of vehicle, by braking number data and date comprision report
Announcement is combined together, and synthesis is analyzed, and the ability change over condition of vehicle is reacted with this, is united in the braking number to vehicle
A conductor one is installed in timing on the brake pedal of vehicle, installing conductor two and counter on vehicle, conductor one, conductor two,
Counter and power supply series connection, step on a brake pedal conductor one and contacted with conductor two once, conductor one, conductor two, counter and
Power supply conducting, counter complete primary count.
Embodiment three
A kind of control method of pure electric vehicle vehicle Brake energy recovery, comprising the following steps:
S1: kinetic energy when vehicle braking drives pump rotation；
High pressure oil: being pressed into accumulator by S2 by the rotation of pump, realizes the conversion of kinetic energy to hydraulic energy, the high pressure oil storage
In hydraulic oil container, hydraulic oil container is equipped with oil discharge outlet and pouring orifice, can be replaced to high pressure oil by opening oil discharge outlet,
Temperature sensor is installed, temperature sensor and controller are electrically connected, by temperature sensor to high pressure oil on hydraulic oil container
Temperature detected, and will test data be transmitted to controller storage, controller when in use, to the pressure of hydraulic oil being subject to
The initial value of power and temperature is configured, as initial data；
S3: when vehicle launch, high pressure oil is exported from accumulator, drives motor operations, realizes turn of hydraulic energy and vehicle energy
Change；
S4: being monitored by the pressure that pressure sensor generates high pressure oil, and stored to monitoring data, pressure sensing
Device and controller are electrically connected, and the data that pressure sensor detects are transmitted to controller and are stored；
S5: the data stored in a cycle are compared and analyzed, and the braking ability and energy that can understand vehicle in time turn
Situation is changed, a cycle is 10 months, and the data that controller will test are compared with original data, it is contrasted report,
Comparison report is transmitted to mobile terminal to check, data float is larger to be needed to check vehicle, will be stored in a cycle
Data compare and analyze, while the braking number of vehicle is counted, will braking number data and date comprision
Report is combined together, and synthesis is analyzed, and the ability change over condition of vehicle is reacted with this, is carried out in the braking number to vehicle
When statistics, a conductor one, installing conductor two and counter on vehicle, conductor one, conductor are installed on the brake pedal of vehicle
Two, counter and power supply series connection, step on a brake pedal conductor one and contact with conductor two once, conductor one, conductor two, counter
It is connected with power supply, counter completes primary count.
Example IV
A kind of control method of pure electric vehicle vehicle Brake energy recovery, comprising the following steps:
S1: kinetic energy when vehicle braking drives pump rotation；
High pressure oil: being pressed into accumulator by S2 by the rotation of pump, realizes the conversion of kinetic energy to hydraulic energy, the high pressure oil storage
In hydraulic oil container, hydraulic oil container is equipped with oil discharge outlet and pouring orifice, can be replaced to high pressure oil by opening oil discharge outlet,
Temperature sensor is installed, temperature sensor and controller are electrically connected, by temperature sensor to high pressure oil on hydraulic oil container
Temperature detected, and will test data be transmitted to controller storage, controller when in use, to the pressure of hydraulic oil being subject to
The initial value of power and temperature is configured, as initial data；
S3: when vehicle launch, high pressure oil is exported from accumulator, drives motor operations, realizes turn of hydraulic energy and vehicle energy
Change；
S4: being monitored by the pressure that pressure sensor generates high pressure oil, and stored to monitoring data, pressure sensing
Device and controller are electrically connected, and the data that pressure sensor detects are transmitted to controller and are stored；
S5: the data stored in a cycle are compared and analyzed, and the braking ability and energy that can understand vehicle in time turn
Situation is changed, a cycle is 12 months, and the data that controller will test are compared with original data, it is contrasted report,
Comparison report is transmitted to mobile terminal to check, data float is larger to be needed to check vehicle, will be stored in a cycle
Data compare and analyze, while the braking number of vehicle is counted, will braking number data and date comprision
Report is combined together, and synthesis is analyzed, and the ability change over condition of vehicle is reacted with this, is carried out in the braking number to vehicle
When statistics, a conductor one, installing conductor two and counter on vehicle, conductor one, conductor are installed on the brake pedal of vehicle
Two, counter and power supply series connection, step on a brake pedal conductor one and contact with conductor two once, conductor one, conductor two, counter
It is connected with power supply, counter completes primary count.
The present invention can recognize the pressure that high pressure oil is subject to when each braking in time, be contrasted analysis report, simultaneously
The braking number of vehicle is counted, can react vehicle ability change over condition and obtained situation, and embodiment two be most
Good embodiment.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of control method of pure electric vehicle vehicle Brake energy recovery, which comprises the following steps:
S1: kinetic energy when vehicle braking drives pump rotation；
High pressure oil: being pressed into accumulator by S2 by the rotation of pump, realizes the conversion of kinetic energy to hydraulic energy；
S3: when vehicle launch, high pressure oil is exported from accumulator, drives motor operations, realizes turn of hydraulic energy and vehicle energy
Change；
S4: it is monitored by the pressure that pressure sensor generates high pressure oil, and monitoring data is stored；
S5: the data stored in a cycle are compared and analyzed, and the braking ability and energy that can understand vehicle in time turn
Change situation.
2. a kind of control method of pure electric vehicle vehicle Brake energy recovery according to claim 1, which is characterized in that described
High pressure oil is stored in hydraulic oil container, and hydraulic oil container is equipped with oil discharge outlet and pouring orifice, can be to high pressure by opening oil discharge outlet
Oil is replaced.
3. a kind of control method of pure electric vehicle vehicle Brake energy recovery according to claim 1, which is characterized in that described
In S4, pressure sensor and controller are electrically connected, and the data that pressure sensor detects are transmitted to controller and are stored.
4. a kind of control method of pure electric vehicle vehicle Brake energy recovery according to claim 2, which is characterized in that described
Temperature sensor is installed, temperature sensor and controller are electrically connected, by temperature sensor to high pressure oil on hydraulic oil container
Temperature detected, and will test data be transmitted to controller storage.
5. a kind of control method of pure electric vehicle vehicle Brake energy recovery according to claim 3, which is characterized in that described
When in use, the initial value of the pressure being subject to and temperature to hydraulic oil is configured controller, as initial data.
6. a kind of control method of pure electric vehicle vehicle Brake energy recovery according to claim 1, which is characterized in that described
In S5, a cycle is 6-12 months, and the data that controller will test are compared with original data, is contrasted report,
Comparison report is transmitted to mobile terminal to check, data float is larger to be needed to check vehicle.
7. a kind of control method of pure electric vehicle vehicle Brake energy recovery according to claim 1, which is characterized in that described
In S5, the data stored in a cycle are compared and analyzed, while the braking number of vehicle is counted, by braking time
Number data are combined together with date comprision report, and synthesis is analyzed, and the ability change over condition of vehicle is reacted with this.
8. a kind of control method of pure electric vehicle vehicle Brake energy recovery according to claim 7, which is characterized in that right
When the braking number of vehicle is counted, a conductor one, two He of installing conductor on vehicle are installed on the brake pedal of vehicle
Counter, conductor one, conductor two, counter and power supply series connection, steps on a brake pedal conductor one and contacts with conductor two once, lead
Body one, conductor two, counter and power supply conducting, counter complete primary count.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910678521.5A CN110395115A (en) | 2019-07-25 | 2019-07-25 | A kind of control method of pure electric vehicle vehicle Brake energy recovery |
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| CN201910678521.5A CN110395115A (en) | 2019-07-25 | 2019-07-25 | A kind of control method of pure electric vehicle vehicle Brake energy recovery |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002242719A (en) * | 2001-02-20 | 2002-08-28 | Honda Motor Co Ltd | Control device for hybrid vehicle |
| CN101722943A (en) * | 2008-10-21 | 2010-06-09 | 南京工程学院 | Hydraulic energy storage braking energy regenerator for pure electromobile |
| CN102019842A (en) * | 2010-11-26 | 2011-04-20 | 北京工业大学 | Hydraulic hybrid electric vehicle transmission system and control method thereof |
| CN202659631U (en) * | 2012-03-09 | 2013-01-09 | 苏州蓝奥汽车科技有限公司 | Comprehensive detection bench for passenger car dual-power system under simulated conditions |
| CN108422858A (en) * | 2018-03-14 | 2018-08-21 | 南京理工大学 | A kind of electric hydaulic multi-power driven vehicle dynamical system |
-
2019
- 2019-07-25 CN CN201910678521.5A patent/CN110395115A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002242719A (en) * | 2001-02-20 | 2002-08-28 | Honda Motor Co Ltd | Control device for hybrid vehicle |
| CN101722943A (en) * | 2008-10-21 | 2010-06-09 | 南京工程学院 | Hydraulic energy storage braking energy regenerator for pure electromobile |
| CN102019842A (en) * | 2010-11-26 | 2011-04-20 | 北京工业大学 | Hydraulic hybrid electric vehicle transmission system and control method thereof |
| CN202659631U (en) * | 2012-03-09 | 2013-01-09 | 苏州蓝奥汽车科技有限公司 | Comprehensive detection bench for passenger car dual-power system under simulated conditions |
| CN108422858A (en) * | 2018-03-14 | 2018-08-21 | 南京理工大学 | A kind of electric hydaulic multi-power driven vehicle dynamical system |
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