CN109061339A - A kind of the energy consumption measurement system and measurement method of electric car - Google Patents

A kind of the energy consumption measurement system and measurement method of electric car Download PDF

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Publication number
CN109061339A
CN109061339A CN201810739205.XA CN201810739205A CN109061339A CN 109061339 A CN109061339 A CN 109061339A CN 201810739205 A CN201810739205 A CN 201810739205A CN 109061339 A CN109061339 A CN 109061339A
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China
Prior art keywords
measurement
electric
module
motor
measurement module
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Pending
Application number
CN201810739205.XA
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Chinese (zh)
Inventor
王金波
周稼铭
杨君
何洪文
盘朝奉
熊瑞
徐晓明
衣丰艳
胡东海
衣明军
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Shandong Jiaotong University
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Shandong Jiaotong University
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Priority to CN201810739205.XA priority Critical patent/CN109061339A/en
Publication of CN109061339A publication Critical patent/CN109061339A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/005Testing of electric installations on transport means
    • G01R31/006Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34Testing dynamo-electric machines
    • G01R31/343Testing dynamo-electric machines in operation

Abstract

The invention discloses a kind of energy consumption measurement systems of electric car, including cell measurement block, vehicle counterweight module, motor measurement module, electric machine controller measurement module, VCU measurement module and computing module, wherein, the cell measurement block is used to measure the electric current and voltage of battery output, motor measurement module is used to measure the electric current and voltage of motor in electric automobile input terminal, electric machine controller measurement module is used to measure the electric current and voltage of electric vehicle motor controller input terminal, VCU measurement module is used to measure the revolving speed and torque of motor when driving, the vehicle counterweight module is for simulating in vehicle different location progress counterweight and then influencing the cell measurement block, motor measurement module, the measurement result of electric machine controller measurement module and VCU measurement module.The present invention can ensure the data accuracy and authenticity of measuring system so that the vehicle energy consumption and efficiency to electric car are more effectively analyzed closer to the real use state of electric car.

Description

A kind of the energy consumption measurement system and measurement method of electric car
Technical field
The invention belongs to technical field of vehicle more particularly to the energy consumption measurement systems and measurement method of a kind of electric car.
Background technique
With the fast development of global economy, consumption of petroleum amount increasingly increases, and petroleum just becomes as non-renewable resources It is increasingly in short supply.Orthodox car moves in circles in city as main means of transport, such as public transportation vehicle, hackney vehicle etc. Travelled in city, not only consume a large amount of petroleum resources, it is more sustainable due to the exhaust gases of its discharge environment Development.Therefore, electric car is not fresh topic already as the substitution vehicles of conventional fuel oil automobile, and increasingly by The attention of government and people, although likewise, using electric energy, the energy consumption problem of electric car equally attract user with The sight of research staff.
It mainly include at present electrical measurement module for the energy consumption analysis system of electric car, in the pre- of test car It surveys and carries out when driving, measuring the output total electricity of power battery with preset vehicle speed under environment temperature;Shaft power measurements module, is used for Test car carries out the total of the drive shaft absorption for measuring transmission system assembly when driving under default environment temperature with preset vehicle speed Function;Power acquisition module is obtained Chassis dynamometer under default environment temperature for test car with pre-set velocity when driving The total work that machine absorbs;The computing module being connected respectively with electrical measurement module, shaft power measurements module and power acquisition module is used In what is absorbed according to the output total electricity of power battery, the total work of the drive shaft of transmission system assembly absorption and chassis dynamometer Total work calculates separately transmission system assembly efficiency and wheel efficiency.It as a result, can be under default environment temperature and pre-set velocity to electricity The vehicle energy consumption and efficiency of electrical automobile are effectively analyzed.But often only by road test person's list during the road test of this kind of system Energy consumption in the case of only electric vehicle drive, with vehicle in actual use more people or loading can not compare, and cannot provide Give potential consumer intuitive energy consumption data.
Summary of the invention
The purpose of the present invention is to provide the energy consumption measurement systems and measurement method of a kind of electric car, for measuring electricity The energy consumption parameter of modules of the electrical automobile under appropriate manned or loading actual conditions, thus to the energy consumption of pure electric automobile It improves.
In order to achieve the above-mentioned object of the invention, the present invention adopts the following technical scheme:
The present invention provides a kind of energy consumption measurement systems of electric car comprising cell measurement block, vehicle counterweight module, electricity Machine measurement module, electric machine controller measurement module, VCU measurement module and computing module, wherein the cell measurement block is used In measurement electric car with the electric current and voltage of preset vehicle speed battery output when driving, motor measurement under default environment temperature Module is used to measure electric car under default environment temperature with the electric current and voltage of preset vehicle speed input end of motor when driving, electricity With preset vehicle speed, electric machine controller is defeated when driving under default environment temperature for measuring electric car for machine controller measurement module Enter the electric current and voltage at end, VCU measurement module is travelled for measuring pure electric automobile under default environment temperature with preset vehicle speed When motor revolving speed and torque, the vehicle counterweight module for simulate vehicle different location carry out counterweight so that influence described in The measurement result of cell measurement block, motor measurement module, electric machine controller measurement module and VCU measurement module calculates mould Block is connected with cell measurement block, motor measurement module, electric machine controller measurement module and VCU measurement module respectively.
As the present invention to the preferred of above scheme, the vehicle counterweight module includes the hydraulic pressure system driven by computing module System, clump weight and counter-balanced carriage, the counter-balanced carriage include column, cross bar, by two support rods are fixed on the liquid in the middle part of the cross bar System frame is pressed, the hydraulic system includes longitudinal hydraulic cylinder and transverse hydraulic cylinder, and the longitudinal direction hydraulic cylinder lower end is connected with cross To hydraulic cylinder erecting bed, the transverse hydraulic cylinder edge is horizontally fixed on the transverse hydraulic cylinder erecting bed perpendicular to cross bar direction On, and transverse hydraulic cylinder front end is for driving clump weight.
As the present invention to the preferred of above scheme, the cell measurement block is also used to measure electric car and was charging The electric current and voltage that power grid exports in journey.
The present invention also provides a kind of energy consumption measurement methods of electric car of the above-mentioned measuring system of application comprising as follows Step:
(1) by vehicle counterweight module, into vehicle, each seat position arranges clump weight;
(2) electric car power grid exports during the charging process electric current and voltage are measured by cell measurement block, and in vehicle The electric current and voltage of battery discharge output in driving process;
(3) electric current and voltage of input end of motor during electric automobile during traveling are measured by motor measurement module;
(4) by electric machine controller measurement module measure electric car in the process of moving the electric current of electric machine controller input terminal and Voltage;
(5) revolving speed and torque of motor during electric automobile during traveling are measured by VCU measurement module;
(6) total electricity of the battery electric energy that power grid exports during the charging process, battery discharge procedure output is calculated by computing module Energy, total electric energy of input end of motor input, total electric energy of electric machine controller input and the mechanical energy of motor output;
(7) repeat above-mentioned measuring process at least three times, and to arrangement different size in vehicle in each measurement process Data result measured by (6) the step of each driving process is finally collected and is compared by clump weight.
The beneficial effects of the present invention are: the electric vehicle energy consumption measurement system and measurement method proposed according to the present invention, The electric car efficiency for charge-discharge of battery, the working efficiency of motor and electric machine controller under the conditions of load-bearing is manned can be measured Working efficiency.Compared with prior art for measured result, closer to the real use state of electric car, thus to electricity The vehicle energy consumption and efficiency of electrical automobile are more effectively analyzed, and can further promote vehicle enterprise in new car exploitation and later period optimization The discovery and solution of middle problem, manufacture level and research and development ability promotion to electric car are of great significance, in addition to this, this Invention without by test ride person carry out simulation test, can effectively save measurement experimentation cost and provide measure test efficiency, together When can be respectively arranged for each position of seat by clump weight in vehicle counterweight module, so as to ensure measurement system The data accuracy and authenticity of system.
Detailed description of the invention
Fig. 1 is a kind of top view of the vehicle counterweight module of the energy consumption measurement system of electric car of the present invention;
Fig. 2 is a kind of main view of the vehicle counterweight module of the energy consumption measurement system of electric car of the present invention;
Wherein, 1- clump weight, 2-columns, 3-cross bars, 4-support rods, 5-hydraulic system brackets, 6-longitudinal hydraulic cylinders, 7- Transverse hydraulic cylinder, 8-transverse hydraulic cylinder erecting beds.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
A kind of energy consumption measurement system of electric car comprising cell measurement block, vehicle as shown in Figures 1 and 2 are matched Molality block, motor measurement module, electric machine controller measurement module, VCU measurement module and computing module, wherein the battery Measurement module is used to measure electric car under default environment temperature with the electric current and electricity of preset vehicle speed battery output when driving Pressure, motor measurement module are used to measure electric car under default environment temperature with the electricity of preset vehicle speed input end of motor when driving Stream and voltage, electric machine controller measurement module are electric when driving with preset vehicle speed under default environment temperature for measuring electric car The electric current and voltage of machine controller input terminal, VCU measurement module is for measuring pure electric automobile under default environment temperature with pre- If the revolving speed and torque of speed motor when driving, the vehicle counterweight module for simulate vehicle different location carry out counterweight into And influence the measurement knot of the cell measurement block, motor measurement module, electric machine controller measurement module and VCU measurement module Fruit, computing module respectively with cell measurement block, motor measurement module, electric machine controller measurement module and VCU measurement module It is connected.
In this example, the vehicle counterweight module includes by the hydraulic system of computing module driving, clump weight 1 and matching Weight frame, the counter-balanced carriage include column 2, cross bar 3, the hydraulic system bracket 5 for being fixed on by two support rods 43 middle part of the cross bar, The hydraulic system includes longitudinal hydraulic cylinder 6 and transverse hydraulic cylinder 7, and longitudinal direction 6 lower end of hydraulic cylinder is connected with transverse hydraulic cylinder Erecting bed 8, the transverse hydraulic cylinder 7 are horizontally fixed on the transverse hydraulic cylinder erecting bed 8 along perpendicular to 3 direction of cross bar, and 7 front end of transverse hydraulic cylinder is for driving clump weight 1.
In this example, the cell measurement block is also used to measure the electric car electricity that power grid exports during the charging process Stream and voltage.
A kind of energy consumption measurement method of above-mentioned electric car measuring system comprising following steps:
(1) by vehicle counterweight module, into vehicle, each seat position arranges clump weight;
(2) electric car power grid exports during the charging process electric current and voltage are measured by cell measurement block, and in vehicle The electric current and voltage of battery discharge output in driving process;
(3) electric current and voltage of input end of motor during electric automobile during traveling are measured by motor measurement module;
(4) by electric machine controller measurement module measure electric car in the process of moving the electric current of electric machine controller input terminal and Voltage;
(5) revolving speed and torque of motor during electric automobile during traveling are measured by VCU measurement module;
(6) total electricity of the battery electric energy that power grid exports during the charging process, battery discharge procedure output is calculated by computing module Energy, total electric energy of input end of motor input, total electric energy of electric machine controller input and the mechanical energy of motor output;
(7) repeat above-mentioned measuring process at least three times, and to arrangement different size in vehicle in each measurement process Data result measured by (6) the step of each driving process is finally collected and is compared by clump weight.
Based on electric vehicle energy consumption measurement system and measurement method above-mentioned, proposed according to the present invention, can measure electronic The working efficiency of automobile efficiency for charge-discharge of battery, the working efficiency of motor and electric machine controller under the conditions of load-bearing is manned. Compared with prior art for measured result, closer to the real use state of electric car, thus to the whole of electric car Vehicle energy consumption and efficiency are more effectively analyzed, and can further promote the hair of vehicle enterprise problem in new car exploitation and later period optimization It now and solves, the manufacture level and research and development ability promotion to electric car are of great significance, and in addition to this, the present invention is without logical It crosses test ride person and carries out simulation test, effectively save measurement experimentation cost and can improve and measure test efficiency, while pass through vehicle Clump weight can be respectively arranged for each position of seat in counterweight module, by the way that clump weight is directly passed through the vehicle Counterweight module is placed on the corresponding position of vehicle seat to simulate the test of the measurement under carrying or loading state, so as to protect Hinder the data accuracy and authenticity of measuring system.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation Technical solution documented by example is modified or equivalent replacement of some of the technical features, all in essence of the invention Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims (4)

1. a kind of energy consumption measurement system of electric car, which is characterized in that including cell measurement block, vehicle counterweight module, electricity Machine measurement module, electric machine controller measurement module, VCU measurement module and computing module, wherein the cell measurement block is used In measurement electric car with the electric current and voltage of preset vehicle speed battery output when driving, motor measurement under default environment temperature Module is used to measure electric car under default environment temperature with the electric current and voltage of preset vehicle speed input end of motor when driving, electricity With preset vehicle speed, electric machine controller is defeated when driving under default environment temperature for measuring electric car for machine controller measurement module Enter the electric current and voltage at end, VCU measurement module is travelled for measuring pure electric automobile under default environment temperature with preset vehicle speed When motor revolving speed and torque, the vehicle counterweight module for simulate vehicle different location carry out counterweight so that influence described in The measurement result of cell measurement block, motor measurement module, electric machine controller measurement module and VCU measurement module calculates mould Block is connected with cell measurement block, motor measurement module, electric machine controller measurement module and VCU measurement module respectively.
2. a kind of energy consumption measurement system of electric car according to claim 1, which is characterized in that the vehicle matches molality Block includes hydraulic system, clump weight and the counter-balanced carriage driven by computing module, and the counter-balanced carriage includes column, cross bar, by two Support rod is fixed on the hydraulic system bracket in the middle part of the cross bar, and the hydraulic system includes longitudinal hydraulic cylinder and transverse hydraulic Cylinder, the longitudinal direction hydraulic cylinder lower end are connected with transverse hydraulic cylinder erecting bed, and the transverse hydraulic cylinder is along perpendicular to cross bar direction water It is flat to be fixed on the transverse hydraulic cylinder erecting bed, and transverse hydraulic cylinder front end is for driving clump weight.
3. a kind of energy consumption measurement system of electric car according to claim 1, which is characterized in that the battery measures mould Block is also used to measure electric car power grid exports during the charging process electric current and voltage.
4. a kind of energy consumption measurement method of electric car, which is characterized in that it includes the following steps:
(1) by vehicle counterweight module, into vehicle, each seat position arranges clump weight;
(2) electric car power grid exports during the charging process electric current and voltage are measured by cell measurement block, and in vehicle The electric current and voltage of battery discharge output in driving process;
(3) electric current and voltage of input end of motor during electric automobile during traveling are measured by motor measurement module;
(4) by electric machine controller measurement module measure electric car in the process of moving the electric current of electric machine controller input terminal and Voltage;
(5) revolving speed and torque of motor during electric automobile during traveling are measured by VCU measurement module;
(6) total electricity of the battery electric energy that power grid exports during the charging process, battery discharge procedure output is calculated by computing module Energy, total electric energy of input end of motor input, total electric energy of electric machine controller input and the mechanical energy of motor output;
(7) repeat above-mentioned measuring process at least three times, and to arrangement different size in vehicle in each measurement process Data result measured by (6) the step of each driving process is finally collected and is compared by clump weight.
CN201810739205.XA 2018-07-06 2018-07-06 A kind of the energy consumption measurement system and measurement method of electric car Pending CN109061339A (en)

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CN201810739205.XA CN109061339A (en) 2018-07-06 2018-07-06 A kind of the energy consumption measurement system and measurement method of electric car

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102607860A (en) * 2012-02-23 2012-07-25 中联重科股份有限公司 Fault detection method, device and system for engineering mechanical vehicle
CN205138795U (en) * 2015-10-30 2016-04-06 北京新能源汽车股份有限公司 A counter weight installation device for vehicle
CN105890908A (en) * 2016-04-11 2016-08-24 北京新能源汽车股份有限公司 System and method of analyzing energy consumption of electric vehicle
CN107515123A (en) * 2017-09-30 2017-12-26 南京越博动力系统股份有限公司 A kind of pure electric automobile road test energy consumption measurement system and its analysis method
CN107976593A (en) * 2017-10-30 2018-05-01 华南理工大学 Energy expenditure test system in a kind of electric automobile operational process

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102607860A (en) * 2012-02-23 2012-07-25 中联重科股份有限公司 Fault detection method, device and system for engineering mechanical vehicle
CN205138795U (en) * 2015-10-30 2016-04-06 北京新能源汽车股份有限公司 A counter weight installation device for vehicle
CN105890908A (en) * 2016-04-11 2016-08-24 北京新能源汽车股份有限公司 System and method of analyzing energy consumption of electric vehicle
CN107515123A (en) * 2017-09-30 2017-12-26 南京越博动力系统股份有限公司 A kind of pure electric automobile road test energy consumption measurement system and its analysis method
CN107976593A (en) * 2017-10-30 2018-05-01 华南理工大学 Energy expenditure test system in a kind of electric automobile operational process

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
丁左武等: "电动汽车综合性能试验台设计及制作", 《电动汽车技术》 *

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