CN105501067B - The measuring method and calculating system of a kind of Remainder Range of Electric Vehicle - Google Patents
The measuring method and calculating system of a kind of Remainder Range of Electric Vehicle Download PDFInfo
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- CN105501067B CN105501067B CN201510968465.0A CN201510968465A CN105501067B CN 105501067 B CN105501067 B CN 105501067B CN 201510968465 A CN201510968465 A CN 201510968465A CN 105501067 B CN105501067 B CN 105501067B
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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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/12—Recording operating variables ; Monitoring of operating variables
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Abstract
The invention discloses a kind of measuring method of Remainder Range of Electric Vehicle and calculating system, this method comprises the steps：(1) transport condition of electric automobile is divided into by speed：Low-speed mode, middle fast mode, fast mode；(2) current value of the various operating modes under above-mentioned Three models is tested and counted, and every kilometer of energy consumption table is made；(3) its current value is monitored during electric automobile during traveling in real time, monitored results are mapped with the energy consumption table formed in step (2), draw ought for the previous period within current every kilometer of energy consumption, according to current SOC value and current every kilometer of energy consumption calculation remaining mileage.Calculating system includes speed division module, statistical module and the computing module being linked in sequence.By technical scheme, user's remaining mileage directly perceived, real-time, accurate for understanding electric automobile can be made.
Description
Technical field
The present invention relates to the technical field of electric automobile, more specifically, is related to a kind of Remainder Range of Electric Vehicle
Measuring method and calculating system.
Background technology
In electric automobile field, its essence of concern of the user to dump energy or the concern to automobile remaining mileage, electricity
Electrical automobile user needs are directly perceived, accurately know the mileage number that car can also travel, and facilitate them to make traveling planning and judge
When car is charged.Remaining mileage measuring method of the prior art is：A) is detected and is identified the real-time of electric automobile
Driving model；B) is obtained under the real-time driving model according to every kilometer of energy consumption table under the driving model and operating mode being obtained ahead of time
Every kilometer of energy consumption；C) obtains present battery SOC, according to obtaining for every kilometer of energy consumption under present battery SOC and real-time driving model
Go out remaining mileage；Although above-mentioned technical proposal can also calculate remaining mileage, this method still can not meet user for surplus
Remaining mileage is real-time, the demand of accurate measure.
The content of the invention
It is an object of the invention to overcome drawbacks described above of the prior art, there is provided a kind of survey of Remainder Range of Electric Vehicle
Calculation method and calculating system, user is allowed to know the remaining mileage of electric automobile intuitively, accurately, in real time.
To achieve the above object, technical scheme provided by the invention is as follows：
The invention provides a kind of measuring method of Remainder Range of Electric Vehicle, this method comprises the steps：
(1) transport condition of electric automobile is divided into by speed：Low-speed mode, middle fast mode, fast mode；
(2) current value of the various operating modes under above-mentioned Three models is tested and counted, and every kilometer of energy consumption is made
Table；
(3) its current value is monitored during electric automobile during traveling in real time, monitored results are entered with the energy consumption table formed in step (2)
Row mapping, draw ought for the previous period within current every kilometer of energy consumption, according to current SOC value and current every kilometer of energy consumption meter
Calculate remaining mileage.
As preferable technical scheme, in step (1), the velocity interval of the low-speed mode is 0-40Km/h, in described
The velocity interval of fast mode is 40-80Km/h, and the velocity interval of the fast mode is more than 80Km/h.
As preferable technical scheme, in step (2), the preparation method of every kilometer of energy consumption table is as follows：
Current value, discharge-rate, current changing rate and the electric current of various operating modes are tested under basic, normal, high fast mode respectively
Data are fluctuated, then count every kilometer of energy consumption under each pattern and operating mode.
As preferable technical scheme, every kilometer of energy consumption statistic mode is as follows：
Electric automobile is tested under basic, normal, high fast mode respectively, is all carried out in each mode for every kind of operating mode
Following tests more than once：
In the corresponding segment distance S of operating mode downward driving one, record power consumption corresponding to operating mode downward driving distance S, current value,
Discharge-rate, current changing rate and current fluctuation data；
Power consumption, current value, discharge-rate, current changing rate and the current fluctuation data statistics obtained according to test is corresponding
Every kilometer of energy consumption, so as to obtain every kilometer of energy consumption table；
The operating mode include at the uniform velocity, acceleration, deceleration, idling, climbing and descending.
As preferable technical scheme, in step (3), according to current SOC value and current every kilometer of energy consumption calculation residue
The method of mileage is：
Calculated according to following formula：
H=C*SOC/K*80%, wherein C are capacity when battery is full electric, and K is every kilometer of energy consumption of current time, and 80% is
Empirical value.
The present invention also provides a kind of calculating system of Remainder Range of Electric Vehicle, and the system includes speed division module, system
Meter module and computing module, speed division module, statistical module and the computing module are linked in sequence；
The speed division module, for the transport condition of electric automobile to be divided into by speed：Low-speed mode, middling speed mould
Formula, fast mode；
The statistical module, for the current value of the various operating modes under above-mentioned Three models to be tested and counted, and
Every kilometer of energy consumption table is made；
The computing module, its current value is monitored in real time during for electric automobile during traveling, by the result of calculation of computing module
Mapped with the energy consumption table formed in statistical module, draw ought for the previous period within every kilometer of energy consumption, according to current
SOC value and current every kilometer of energy consumption calculation remaining mileage.
As preferable technical scheme, the speed division module includes low-speed module, middling speed module and high-speed module, point
Low-speed mode, middle fast mode and fast mode are not corresponded to, and the velocity interval of the low-speed module is 0-40Km/h, the middling speed mould
The velocity interval of block is 40-80Km/h, and the velocity interval of the high-speed module is more than 80Km/h.
As preferable technical scheme, in the statistical module, the preparation method of every kilometer of energy consumption table is as follows：
Current value, discharge-rate, current changing rate and the electric current of various operating modes are tested under basic, normal, high fast mode respectively
Data are fluctuated, then count every kilometer of energy consumption under each pattern and operating mode.
As preferable technical scheme, electric automobile is tested under basic, normal, high fast mode respectively, in each pattern
Under all carry out following tests more than once for every kind of operating mode：
In the corresponding segment distance S of operating mode downward driving one, record power consumption corresponding to operating mode downward driving distance S, current value,
Discharge-rate, current changing rate and current fluctuation data；
Power consumption, current value, discharge-rate, current changing rate and the current fluctuation data statistics obtained according to test is corresponding
Every kilometer of energy consumption, so as to obtain every kilometer of energy consumption table；
The operating mode include at the uniform velocity, acceleration, deceleration, idling, climbing and descending.
As preferable technical scheme, in the computing module, calculating remaining mileage is carried out according to following formula：
H=C*SOC/K*80%, wherein C are capacity when battery is full electric, and K is every kilometer of energy consumption of current time, and 80% is
Empirical value.
Compared with prior art, the beneficial effects of the present invention are：
1st, the transport condition of electric automobile is divided into by the present invention by speed：Low-speed mode, middle fast mode, fast mode,
The power consumption of each operating mode under Three models is more reasonably detected, is advantageous to human pilot and selects to drive according to actual conditions
Pattern, save electricity, meanwhile, it is of the invention in Three models speed can according to reality situation be adjusted, operation more
Add convenient, flexible.
2nd, the present invention surveys to the discharge-rate of the various operating modes under each pattern and its every kilometer of electricity consumed
Try and count, and every kilometer of energy consumption table is made in these data, the power consumption of each operating mode under reaction Three models can be understood, be
Calculate remaining mileage in real time below and accurate foundation is provided.
3rd, its transport condition and discharge-rate are monitored during electric automobile during traveling of the present invention in real time, will both and shape in energy consumption table
Into table mapped, draw ought for the previous period within every kilometer of energy consumption, according to current SOC value and current every kilometer of energy
Consumption calculates remaining mileage, user can be made directly perceived, real-time, the accurate remaining mileage for understanding electric automobile.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the measuring method flow chart for the Remainder Range of Electric Vehicle that the embodiment of the present invention one provides；
Fig. 2 is the flow chart of the measuring method for the Remainder Range of Electric Vehicle that the embodiment of the present invention two provides；
Fig. 3 is the block diagram of the calculating system for the Remainder Range of Electric Vehicle that the embodiment of the present invention three provides；
Fig. 4 is the block diagram of the calculating system for the Remainder Range of Electric Vehicle that the embodiment of the present invention four provides.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Embodiment one
Embodiments of the invention one provide a kind of measuring method of Remainder Range of Electric Vehicle, and Fig. 1 is implementation of the present invention
The method flow diagram of example one, refer to Fig. 1, and the method for the embodiment of the present invention comprises the following steps：
S101, the transport condition of electric automobile is divided into by speed：Low-speed mode, middle fast mode, fast mode；
S102, the current value to the various operating modes under above-mentioned Three models are tested and counted, and every kilometer of energy is made
Consume table；
Its current value is monitored when S103, electric automobile during traveling in real time, the energy consumption table that will be formed in monitored results and step (2)
Mapped, draw ought for the previous period within current every kilometer of energy consumption, according to current SOC value and current every kilometer of energy consumption
Calculate remaining mileage.
Its transport condition and discharge-rate are monitored during electric automobile during traveling of the present invention in real time, by both with being formed in energy consumption table
Table mapped, draw ought for the previous period within every kilometer of energy consumption, according to current SOC value and current every kilometer of energy consumption
Remaining mileage is calculated, facilitates user that user can be made directly perceived, real-time, the accurate remaining mileage for understanding electric automobile.
Embodiment two
Embodiments of the invention two provide a kind of measuring method of Remainder Range of Electric Vehicle, are the bases in embodiment one
The improvement carried out on plinth.Fig. 2 is the method flow diagram of the embodiment of the present invention two, refer to Fig. 2, the method for the embodiment of the present invention
Comprise the following steps：
S201, the transport condition of electric automobile is divided into by speed：Low-speed mode, middle fast mode, fast mode, it is described
The velocity interval of low-speed mode is 0-40Km/h, and the velocity interval of the middle fast mode is 40-80Km/h, the fast mode
Velocity interval is more than 80Km/h.
S202, the current value for testing various operating modes under basic, normal, high fast mode respectively, discharge-rate, current changing rate and
Current fluctuation data, then count every kilometer of energy consumption under each pattern and operating mode；；
Every kilometer of energy consumption under S203, statistics each case；Electric automobile is surveyed under basic, normal, high fast mode respectively
Examination, all carry out following tests more than once for every kind of operating mode in each mode：
In the corresponding segment distance S of operating mode downward driving one, record power consumption corresponding to operating mode downward driving distance S, current value,
Discharge-rate, current changing rate and current fluctuation data；
Power consumption, current value, discharge-rate, current changing rate and the current fluctuation data statistics obtained according to test is corresponding
Every kilometer of energy consumption, so as to obtain every kilometer of energy consumption table；
The operating mode include at the uniform velocity, acceleration, deceleration, idling, climbing and descending.
S204, the electric quantity data that the discharge-rate of various operating modes and its every kilometer are consumed is made to every kilometer of energy consumption table；
Its current value is monitored when S205, electric automobile during traveling in real time, the energy consumption table that will be formed in monitored results and step (2)
Mapped, draw ought for the previous period within current every kilometer of energy consumption, according to current SOC value and current every kilometer of energy consumption
Remaining mileage is calculated, calculation formula is specially：
H=C*SOC/K*80%, wherein C are capacity when battery is full electric, and K is every kilometer of energy consumption of current time, and 80% is
Empirical value.
The transport condition of electric automobile is divided into by the present invention by speed：Low-speed mode, middle fast mode, fast mode, more
Add the power consumption for reasonably detecting each operating mode under Three models, be advantageous to human pilot and selected to drive mould according to actual conditions
Formula, save electricity, meanwhile, it is of the invention in Three models speed can according to reality situation be adjusted, operation more
It is convenient, flexible.In addition, the present invention enters to the discharge-rate of the various operating modes under each pattern and its every kilometer of electricity consumed
Row is tested and counted, and these data are made into every kilometer of energy consumption table, can understand the power consumption of each operating mode under reaction Three models
Amount, accurate foundation is provided to calculate remaining mileage in real time below.
Embodiment three
Embodiments of the invention three provide a kind of calculating system of Remainder Range of Electric Vehicle, and Fig. 3 is implementation of the present invention
The structured flowchart of example three, refer to Fig. 3, the display system of the embodiment of the present invention include speed division module 1, statistical module 2 with
And computing module 3, the principle of each functional module will be described in detail below.
The speed division module 1, for the transport condition of electric automobile to be divided into by speed：Low-speed mode, middling speed
Pattern, fast mode；
The statistical module 2, for the current value of the various operating modes under above-mentioned Three models to be tested and counted, and
Every kilometer of energy consumption table is made；
The computing module 3, its current value is monitored in real time during for electric automobile during traveling, by monitored results and step (2)
The energy consumption table of middle formation is mapped, draw ought for the previous period within current every kilometer of energy consumption, according to current SOC value and
Current every kilometer of energy consumption calculation remaining mileage.
Example IV
Embodiments of the invention four provide a kind of calculating system of Remainder Range of Electric Vehicle, refer to Fig. 4, the present invention
The display system of embodiment and the difference of the calculating system of above-described embodiment three are that the speed division module 1 includes low speed
Module 11, middling speed module 12 and high-speed module 13, low-speed mode, middle fast mode and fast mode, the low speed mould are corresponded to respectively
The velocity interval of block 11 is 0-40Km/h, and the velocity interval of the middling speed module 12 is 40-80Km/h, the high-speed module 13
Velocity interval is more than 80Km/h.
The statistical module also includes test module 21, and the test module 21 is used for respectively under basic, normal, high fast mode
Current value, discharge-rate, current changing rate and the current fluctuation data of various operating modes are tested, then are counted under each pattern and operating mode
Every kilometer of energy consumption；Every kilometer of energy consumption statistic mode is as follows：
Electric automobile is tested under basic, normal, high fast mode respectively, is all carried out in each mode for every kind of operating mode
Following tests more than once：
In the corresponding segment distance S of operating mode downward driving one, record power consumption corresponding to operating mode downward driving distance S, current value,
Discharge-rate, current changing rate and current fluctuation data；
Power consumption, current value, discharge-rate, current changing rate and the current fluctuation data statistics obtained according to test is corresponding
Every kilometer of energy consumption, so as to obtain every kilometer of energy consumption table；
The operating mode include at the uniform velocity, acceleration, deceleration, idling, climbing and descending.
In the computing module 3, calculating remaining mileage is carried out according to following formula：
H=C*SOC/K*80%, wherein C are capacity when battery is full electric, and K is every kilometer of energy consumption of current time, and 80% is
Empirical value.
Herein it should be noted that above-described embodiment provide a kind of Remainder Range of Electric Vehicle calculating system, only with
The division progress of above-mentioned each functional module, can be as needed and by above-mentioned function distribution by not for example, in practical application
Same functional module is completed, i.e., the internal structure of system is divided into different functional modules, to complete whole described above
Or partial function.
Can be with one of ordinary skill in the art will appreciate that realizing that all or part of step in above-described embodiment method is
The hardware of correlation is instructed to complete by program, described program can be stored in a computer read/write memory medium
In, described storage medium, such as ROM/RAM, disk, CD.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (6)
1. a kind of measuring method of Remainder Range of Electric Vehicle, it is characterised in that this method comprises the steps：
(1) transport condition of electric automobile is divided into by speed：Low-speed mode, middle fast mode, fast mode；
(2) current value of the various operating modes under above-mentioned Three models is tested and counted, and every kilometer of energy consumption table is made；
(3) its current value is monitored during electric automobile during traveling in real time, monitored results are reflected with the energy consumption table formed in step (2)
Penetrate, draw ought for the previous period within current every kilometer of energy consumption, remained according to current SOC value and current every kilometer of energy consumption calculation
Remaining mileage；
In step (2), the preparation method of every kilometer of energy consumption table is as follows：
Current value, discharge-rate, current changing rate and the current fluctuation of various operating modes are tested under basic, normal, high fast mode respectively
Data, then count every kilometer of energy consumption under each pattern and operating mode；
Every kilometer of energy consumption statistic mode is as follows：
Electric automobile is tested under basic, normal, high fast mode respectively, is all carried out once for every kind of operating mode in each mode
Following tests above：
In the corresponding segment distance S of operating mode downward driving one, power consumption, current value, electric discharge corresponding to operating mode downward driving distance S are recorded
Multiplying power, current changing rate and current fluctuation data；
It is every corresponding to power consumption, current value, discharge-rate, current changing rate and the current fluctuation data statistics obtained according to test
Kilometer energy consumption, so as to obtain every kilometer of energy consumption table；
The operating mode include at the uniform velocity, acceleration, deceleration, idling, climbing and descending.
2. the measuring method of Remainder Range of Electric Vehicle according to claim 1, it is characterised in that described in step (1)
The velocity interval of low-speed mode is 0~40Km/h, and the velocity interval of the middle fast mode is 40~80Km/h, the fast mode
Velocity interval be more than 80Km/h.
3. the measuring method of Remainder Range of Electric Vehicle according to claim 1, it is characterised in that in step (3), according to
Current SOC value and the method for current every kilometer of energy consumption calculation remaining mileage are：
Calculated according to following formula：
H=C*SOC/K*80%, wherein C are capacity when battery is full electric, and K is every kilometer of energy consumption of current time, and 80% is experience
Value.
4. a kind of calculating system of Remainder Range of Electric Vehicle, it is characterised in that the system includes speed division module, statistics mould
Block and computing module, speed division module, statistical module and the computing module are linked in sequence；
The speed division module, for the transport condition of electric automobile to be divided into by speed：Low-speed mode, middle fast mode,
Fast mode；
The statistical module, for the current value of the various operating modes under above-mentioned Three models to be tested and counted, and it is made
Every kilometer of energy consumption table；
The computing module, its current value is monitored in real time during for electric automobile during traveling, by the result of calculation and system of computing module
The energy consumption table that is formed is mapped in meter module, draw ought for the previous period within every kilometer of energy consumption, according to current SOC value
With current every kilometer of energy consumption calculation remaining mileage；
In the statistical module, the preparation method of every kilometer of energy consumption table is as follows：
Current value, discharge-rate, current changing rate and the current fluctuation of various operating modes are tested under basic, normal, high fast mode respectively
Data, then count every kilometer of energy consumption under each pattern and operating mode；
Electric automobile is tested under basic, normal, high fast mode respectively, is all carried out once for every kind of operating mode in each mode
Following tests above：
In the corresponding segment distance S of operating mode downward driving one, power consumption, current value, electric discharge corresponding to operating mode downward driving distance S are recorded
Multiplying power, current changing rate and current fluctuation data；
It is every corresponding to power consumption, current value, discharge-rate, current changing rate and the current fluctuation data statistics obtained according to test
Kilometer energy consumption, so as to obtain every kilometer of energy consumption table；
The operating mode include at the uniform velocity, acceleration, deceleration, idling, climbing and descending.
5. the calculating system of Remainder Range of Electric Vehicle according to claim 4, it is characterised in that the speed divides mould
Block includes low-speed module, middling speed module and high-speed module, corresponds to low-speed mode, middle fast mode and fast mode respectively, described low
The velocity interval of fast module is 0~40Km/h, and the velocity interval of the middling speed module is 40~80Km/h, the high-speed module
Velocity interval is more than 80Km/h.
6. the calculating system of Remainder Range of Electric Vehicle according to claim 4, it is characterised in that the computing module
In, carry out calculating remaining mileage according to following formula：
H=C*SOC/K*80%, wherein C are capacity when battery is full electric, and K is every kilometer of energy consumption of current time, and 80% is experience
Value.
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105954686B (en) * | 2016-06-27 | 2018-11-27 | 金龙联合汽车工业（苏州）有限公司 | A kind of evaluation method of fixed route residual capacity of power battery of electric automobile |
| CN107977476B (en) * | 2016-10-21 | 2022-12-13 | 厦门雅迅网络股份有限公司 | Method for estimating remaining endurance mileage of automobile |
| CN107132480A (en) * | 2017-03-13 | 2017-09-05 | 苏州飞崧通讯技术有限公司 | A kind of measuring method of electric vehicle course continuation mileage |
| CN109117438A (en) * | 2017-06-23 | 2019-01-01 | 蔚来汽车有限公司 | Vehicles remaining mileage evaluation method and device with power supply system |
| CN107589377B (en) * | 2017-08-10 | 2019-12-06 | 北京普莱德新能源电池科技有限公司 | battery pack running state acquisition device |
| CN110154831B (en) * | 2019-05-17 | 2020-10-20 | 长安大学 | System and method for calculating power consumption of pure electric vehicle per unit time, vehicle endurance mileage and electric quantity required by driving journey |
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