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Detail Information of GB/T 19596-2017; GB/T19596-2017
Description (Translated English): Terminology of electric vehicles
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: T04
Classification of International Standard: 43.020
Word Count Estimation: 38,324
Date of Issue: 2017-10-14
Date of Implementation: 2018-05-01
Drafting Organization: China Automotive Technology Research Center, BYD Auto Industry Co., Ltd., Anhui Ankai Automobile Co., Ltd., China First Automobile Co., Ltd. Technology Center, Shanghai Automotive Group Co., Ltd. Technology Center, Zhengzhou Yutong Bus Co., Ltd., Zhejiang Unet Motor Co., Ltd., Southeast (Fujian) Automotive Industry Co., Ltd., Anhui Jianghuai Automobile Co., Ltd., Pan Asia Automotive Technology Center Co., Ltd., Chery New Energy Vehicle Technology Co., Ltd., Dongfeng Motor Corporation Technology Center, Company, SAIC-GM-Wuling Automobile Co., Ltd.
Administrative Organization: National Automotive Standardization Technical Committee (SAC/TC 114)
Proposing organization: Ministry of Industry and Information Technology of the People Republic of China
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of PRC; China National Standardization Administration
GB/T 19596-2017
Terminology of electric vehicles
ICS 43.020
T04
National Standards of People's Republic of China
Replacing GB/T 19596-2004
Electric car terminology
Published on October 10,.2017
2018-05-01 Implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Administration released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard replaces GB/T 19596-2004 "Electrical Vehicle Terminology", compared with GB/T 19596-2004, in addition to editorial changes outside the main
The technical changes are as follows.
--- Increased the terminology of electric vehicle categorization according to external charging capacity and driving mode selection (see 3.1.1.2);
--- Added terms for driving and driving devices such as electric drive systems and high-voltage systems (see 3.1.2.1);
--- Added relevant terms for the safety performance and economic performance of electric vehicles (see 3.1.3.2 and 3.1.3.3);
--- Removed the terminology of the maximum operating speed of the motor (see 3.2.5 in the.2004 edition);
--- Added the terminology of rechargeable energy storage devices classified by package type and performance (see 3.3.1.3 and 3.3.1.4)
--- Added related terms for the power performance of rechargeable energy storage systems (see 3.3.3.6);
--- Modify the terminology of the charger (see 3.4).
This standard was proposed by the Ministry of Industry and Information Technology of the People's Republic of China.
This standard is under the jurisdiction of the National Automotive Standardization Technical Committee (SAC/TC114).
This standard was drafted by. China Automotive Technology and Research Center, BYD Auto Industry Co., Ltd., Anhui Ankai Automobile Co., Ltd.,
China First Automobile Co., Ltd. Technical Center, Shanghai Automotive Group Co., Ltd. Technology Center, Zhengzhou Yutong Bus Co., Ltd.
Company, Zhejiang Younet Motor Co., Ltd., Southeast (Fujian) Automobile Industry Co., Ltd., Anhui Jianghuai Automobile Co., Ltd., Pan-Asia Automotive Technology
Technology Center Co., Ltd., Chery New Energy Automotive Technology Co., Ltd., Dongfeng Motor Company Technical Center, Hunan CRRC Times Electric Vehicles Co., Ltd.
Ltd., SAIC-GM-Wuling Automotive Co., Ltd.
The main drafters of this standard. Liu Guibin, Lu Chun, Xu Wei, Wu Qingyi, Liu Jialiang, Liu Yibin, Zhu Danhui, Shan Yukai, Chen Shundong, Yang Yan,
Dai Junrui, Yin Fangfang, Wang Huipeng, Ma Qizhen, Liu Shuguang, Peng Nengling, Zheng Shiyong, Tang Xiaohua, Wang Xiaoming, Liang Lijuan, Zhang Guosheng, Fu Fumei,
Ai Longcai, Yi Maoming, Shao Jie.
The previous versions of the standard replaced by this standard are.
--- GB/T 19596-2004.
Electric car terminology
1 Scope
This standard defines the terms and definitions related to electric vehicles.
This standard applies to electric vehicles, drive motor systems, rechargeable energy storage systems and chargers.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article
Pieces. For undated references, the latest version (including all amendments) applies to this document.
GB/T 2900.41 Electrotechnical terms primary and secondary batteries
GB/T 19752 Test Method for Dynamic Performance of Hybrid Electric Vehicles
GB/T 24548 Fuel Cell Electric Vehicle Terminology
GB/T 30038 Degree of protection for electrical and electronic equipment on road vehicles (IP code)
3 Terms and Definitions
The following terms and definitions as defined in GB/T 29004.41, GB/T 19752, GB/T 24548 and GB/T 30038 apply to this
file.
3.1 The vehicle
3.1.1
Electric vehicle electricvehicle; EV
The following cars are collectively referred to as electric cars.
3.1.1.1
Pure electric vehicle batteryelectricvehicle;BEV
A motor powered car that is powered entirely by electrical energy. The motor's driving power comes from the on-board rechargeable energy storage system or
Other energy storage devices.
3.1.1.2
Hybrid electric vehicle hybridelectricvehicle; HEV
Vehicles capable of gaining power from at least the following two types of on-board stored energy.
--- Consumable fuels;
--- Rechargeable energy/energy storage device.
3.1.1.2.1 According to the type of power system structure
3.1.1.2.1.1
Series hybrid electric vehicle serieshybridelectricvehicle
The driving force of the vehicle only comes from the hybrid electric vehicle of the motor.
3.1.1.2.1.2
Parallel type hybrid electric vehicle paralelhybridelectricvehicle
The driving force of the vehicle is a hybrid electric vehicle that is supplied by the motor and the engine simultaneously or separately.
3.1.1.2.1.3
Hybrid hybrid electric vehicle combinedhybridelectricvehicle
At the same time, there are hybrid electric vehicles with serial and parallel driving methods.
3.1.1.2.2 According to external charging capacity
3.1.1.2.2.1
External rechargeable hybrid vehicle off-vehicle-chargeablehybridelectricvehicle;OVC-HEV
A hybrid electric vehicle that can draw electric energy from non-vehicle devices under normal use conditions.
Plug-in hybrid electric vehicles (PHEVs) fall into this category.
3.1.1.2.2.2
Non-chargeable hybrid vehicle nonoff-vehicle-chargeablehybridelectricvehicle;NOVC-HEV
A hybrid electric vehicle that takes full power from on-board fuel under normal conditions of use.
3.1.1.2.3 Selection according to driving mode
3.1.1.2.3.1
Hybrid electric vehicles with manual selection function hybridelectricvehiclewithselectiveswitch
A hybrid electric vehicle with a manually selected driving mode function. Vehicle selectable driving modes include pure electric mode, heat engine
Mode and hybrid mode.
3.1.1.2.3.2
Hybrid electric vehicle with no manual selection function hybridelectricvehiclewithoutselectiveswitch
Hybrid electric vehicles that do not have the ability to manually select a driving mode. The driving mode of the vehicle can be automatically switched according to different conditions.
3.1.1.2.4
Extending electric vehicle rangeextendedelectricvehicle;REEV
One can achieve all its power performance in pure electric mode, and when the on-board rechargeable energy storage system can not meet the cruising range
When requesting, open the vehicle-mounted auxiliary power supply device to provide power for the power system to extend the cruising range of the electric vehicle, and the vehicle-mounted auxiliary power supply device
The drive system has no drive shaft (belt) and other drive connections.
3.1.1.3
Fuel cell electric vehicle fuelcelelectricvehicle;FCEV
Using a fuel cell system as a single power source or a fuel cell system and a rechargeable energy storage system as a hybrid power source
car.
3.1.1.3.1
Fuel cell hybrid electric vehicle fuelcelhybridelectricvehicle;FCHEV
An electric vehicle that uses a fuel cell system and a rechargeable energy storage system as a hybrid power source.
3.1.1.3.2
Pure Fuel Cell Electric Vehicles purefuelcelvehicle;pureFCV
An electric vehicle that uses a fuel cell system as a single power source.
3.1.2 Structure and Parts
3.1.2.1 Driving and Running Devices
3.1.2.1.1
Auxiliary system auxiliarysystem
An on-board system that uses electricity or uses electric energy to operate outside the drive system.
For example. lamps, windshield wiper motors, stereos, etc.
3.1.2.1.2
Onboard energy on-boardenergysource
Combination of inverter and energy storage device.
3.1.2.1.3
Drive system propulsionsystem
After the car is started, it can provide a driving force system to the car according to the driver's operating instructions.
3.1.2.1.4
Powertrain powertrain
Combination of power unit and drive train.
3.1.2.1.4.1
Electric drive system electricdrive
A system consisting of a drive motor, power electronics, and associated controls that convert electrical energy to mechanical energy.
3.1.2.1.4.2
Electric powertrain electricpowertrain
Including the power system of the electric drive system and the drive system.
3.1.2.1.4.3
Hybrid powertrain hybridpowertrain
The powertrain of a hybrid car includes a power source that can add fuel and an electric powertrain.
3.1.2.1.5
Front and rear direction controller drivedirectioncontrol
Driver-operated, dedicated device for selecting the direction of travel (forward or backward) of the car. For example. joystick or push button switch.
3.1.2.1.6
Vehicle controller vehiclecontrolunit
The powertrain controller collects the accelerator pedal signal, brake pedal signal and other component signals, and after making corresponding judgments, controls the lower layer
The operation of each component controller can realize vehicle drive, braking and energy recovery.
3.1.2.1.7
Power system electricpowersystem
Circuit systems that generate, transport, and use electrical energy, including power supplies.
3.1.2.1.8
Braking energy recovery system regenerativebraking
When the car is gliding, decelerating, or downhill, it converts or partially converts the kinetic energy and potential energy of the vehicle into an on-board rechargeable energy storage system.
The energy stored system.
3.1.2.1.9
Power battery system powerbatterysystem
One or more battery packs and corresponding accessories (battery management system, high voltage circuit, low voltage circuit, thermal management equipment, and machinery
The assembly constitutes an energy storage device that provides electrical energy for running the entire electric vehicle.
3.1.2.1.10
Drive motor system divemotorsystem
A combination of a drive motor, a drive motor controller, and auxiliary devices necessary for its operation.
3.1.2.1.11
High voltage system highvoltagepowersystem
High-voltage drive components connected to the power battery DC bus or powered by a power battery
The system includes, but is not limited to, a power battery system and/or a high voltage power distribution system (high voltage relays, fuses, resistors, main switches, etc.),
Motors and their controller systems, DC/DC converters, and car chargers.
3.1.2.2 Body and Chassis
3.1.2.2.1
Battery carrier
To facilitate the installation of a device that carries a powered battery. There are mobile and fixed points.
3.1.2.2.2
Electric platform electricalchassis
A set of electrically conductive, electrically conductive parts, whose potential serves as a reference potential.
3.1.2.2.3
Power cable powercable
The wire used to drive the motor power circuit.
3.1.2.2.4
Charging jack charginginlet
A device for installing a charging socket (conducting charging) or charging port (inductive charging) on a vehicle body.
3.1.2.2.5
Crew compartment passengercompartment
From the top cover, floor, side panels, doors, glazing and front, rear or rear seatback support panels and to prevent occupants from touching live parts
Electrical protection barriers and enclosures contain space for occupants.
3.1.2.3 Electrical devices and components
3.1.2.3.1
Energy storage device
Devices installed on an electric vehicle to store electrical energy include various power batteries, super capacitors, flywheel batteries, and the like or combinations thereof.
3.1.2.3.2
Live part livepart
A conductor or conductive part that is energized during normal use.
3.1.2.3.3
Conductive part conductivepart
The part through which current can pass is not charged during normal operation, but may become charged in the event of failure of the basic insulation.
section.
3.1.2.3.4
Exposed conductive part exposed conductivepart
The conductive part touched by the joint can be tested by IPXXB (protection level code).
Note. This concept is for a particular circuit, the live part of one circuit may be the exposed conductor in another circuit. For example, a passenger car body may
It is the live part of the auxiliary circuit, but it is an exposed conductor for the power circuit.
3.1.2.3.5
Main switch mainswitch
Used to switch on and off the power battery and control its main circuit.
3.1.2.3.6
Insulation resistance monitoring systeminsulationresistancemonitoringsystem
A system that periodically (or continuously) monitors the insulation resistance between a power battery and the high voltage bus and the vehicle chassis.
3.1.2.3.7
Maintenance connector serviceplug
Circuit breaking device when maintaining and replacing power battery.
3.1.2.3.8
High voltage bus
When REESS is connected to the high-voltage circuit, it includes REESS's external output section and charging section.
3.1.2.3.9
Power system load balanceofelectricpowersystem
Disconnect all rechargeable energy storage systems and fuel cell stacks and the remaining Class B voltage circuits.
3.1.2.4 Indicators, Signal Devices
3.1.2.4.1
Battery overheat warning device batteryoverheatwarningdevice
When the temperature of the power battery exceeds the limit, an alarm signal is issued.
3.1.2.4.2
Battery level alarm batterylevelwarningdevice
When the electrolyte level of the power battery needs to be replenished, an alarm signal is issued.
3.1.2.4.3
Remaining battery monitor residualcapacity gauge
An instrument that displays the remaining charge of the power battery.
3.1.2.4.4
Motor speeding alarm device motoroverrevolutionwarningdevice
When the speed of the motor exceeds the limit, an alarm signal is issued.
3.1.2.4.5
Motor overheat warning device motoroverheatwarningdevice
When the temperature of the motor exceeds the limit, an alarm signal is issued.
3.1.2.4.6
Motor overcurrent alarm device motorovercurrentwarningdevice
When the current of the motor exceeds the limit, an alarm signal is issued.
3.1.2.4.7
Controller overheat alarm device controleroverheatwarningdevice
When the controller's temperature exceeds the limit, an alarm signal is issued.
3.1.2.4.8
Insulation failure warning device insulationfailurewarningdevice
When the main circuit insulation resistance is lower than the limit, an alarm signal is issued.
3.1.2.4.9
Operational indicator standbyindicator
The device that shows the normal operation of the vehicle.
3.1.2.4.10
Brake energy recovery indicator electricregenerationindicator
Shows the device for recovering the power of the electric brake system.
3.1.3 Performance
3.1.3.1 Driving performance
3.1.3.1.1
Discharge energy (whole vehicle) withdrawalenergy
The electric energy released by the energy storage device during the driving of the electric vehicle is expressed in units of Wh.
3.1.3.1.2
Regenerative braking
When the car is gliding, decelerating, or downhill, it converts or partially converts the kinetic energy and potential energy of the vehicle into an on-board rechargeable energy storage system.
The energy stored brake process.
3.1.3.1.3
Regenerated energy regeneratedenergy
The electric energy recovered by the regenerative braking of a running electric vehicle, in units of Wh.
3.1.3.1.4
Driving range range
The maximum distance that an electric vehicle can continuously travel under a certain driving condition when the power battery is fully charged, and the unit is km.
3.1.3.1.5
Energy consumption rate energyconsumptionrate
The electric vehicle is recharged to the capacity before the test after a specified test cycle, and the electric energy obtained from the electric network is divided by
The value obtained by mileage, in units of Wh/km.
3.1.3.1.6
Maximum speed (1km) maximumspeed (1km)
Electric vehicles are able to travel to and from the highest average speed at a distance of 1km or more.
3.1.3.1.7
30min maximum speed maximumthirty-minutesspeed
Electric vehicles can continue to travel at the highest average speed for more than 30 minutes.
3.1.3.1.8
Acceleration capability v1 to v2 accelerationability (v1tov2)
The minimum time required for an electric car to accelerate from speed v1 to speed v2.
3.1.3.1.9
Hill starting ability hilstartingability
The electric car can start on the ramp and travel upwards within 1 min at a maximum slope of at least 10 m.
3.1.3.1.10
Powertrain efficiency powertrain efficiency
In the purely electric case, the mechanical energy output from the powertrain is divided by the value of the electrical energy input to the powertrain.
3.1.3.1.11
Speed climbing speeduphil
EVs can continue to travel at a maximum average speed of 1km or more on a given graded slope.
3.1.3.1.12
Total power totalpower
The peak power that a hybrid electric vehicle can output in combined drive mode.
3.1.3.2 Security Performance
3.1.3.2.1
Mistaken start unintendedstarting
The starting movement of the vehicle occurs in unexpected situations.
3.1.3.2.2
Creepage distance creepagedistance
The shortest distance between the two conductive parts along the surface of the solid insulating material.
3.1.3.2.3
Direct contact with directcontact
Human or animal contact with live parts.
3.1.3.2.4
Indirect contact indirectcontact
The contact of a person or animal with an exposed conductive part that becomes electrically charged in the event of a basic insulation failure.
3.1.3.2.5
Basic insulation basicinsulation
The insulating part of the live part that provides the basic protection against electric shock (in the absence of a fault).
Note. The basic insulation does not have to include functional insulation.
3.1.3.2.6
Supplementary insulation supplementaryinsulation
Separate insulation used in addition to basic insulation to prevent electric shock in the event of basic insulation failure.
3.1.3.2.7
Double insulated doubleinsulation
At the same time with basic insulation and additional insulation insulation.
3.1.3.2.8
Reinforced insulation reinforcementdinsulation
To prevent direct contact with the insulating structure provided on the live part equivalent to double insulation protection class.
Note. The term "insulation structure" does not mean that the insulation is the same type of material. It can be tested by several types that can be tested separately from basic insulation or supplementary insulation.
Edge layer composition.
3.1.3.2.9
Protection grade protectiongrade
According to the definition of GB/T 30038, provided for contact with live parts (IPXXB), test stick (IPXXC) or test line (IPXXD)
Degree of protection.
3.1.3.2.10
Barrier barrier
It is possible to prevent direct contact parts in any usual entry direction.
3.1.3.2.11
Basic protection basicprotection
No direct contact with live parts is prevented in the absence of a fault.
3.1.3.2.12
Clearance Clearance
The shortest measured spatial distance between two conductive parts.
3.1.3.2.13
Driving mode driving-enabledmode
When the accelerator pedal is depressed (or some control device is activated) or the brake system is released, the vehicle's drive system can move the vehicle's mode.
3.1.3.2.14
Electric shock
Because of the physiological effects of current through the human body.
3.1.3.2.15
Enclosure
Parts used to prevent the device from being exposed to some external influence or direct contact in any direction.
Note. External influences may include the entry of water or dust to prevent mechanical damage.
3.1.3.2.16
Potential equalization potential equalization
The potential difference between the exposed conductive parts of the electrical equipment is minimized.
3.1.3.2.17
Maximum working voltage maximumworkingvoltage
The AC voltage (rms) or maximum DC voltage that may occur in the power system under normal operating conditions
Value, ignore transient peaks.
3.1.3.2.18
Class A voltage circuit voltageclassAelectriccircuits
Power components or circuits that have a maximum operating voltage of less than or equal to 30Va.c.(rms), or less than or equal to 60Vd.c.
3.1.3.2.19
Class B voltage circuit voltageclassBelectriccircuits
The maximum working voltage is greater than 30Va.c.(rms) and less than or equal to 1000Va.c.(rms), or greater than 60Vd.c. and less than or equal to
Power components or circuits on 1500Vd.c.
3.1.3.2.20
Single point failure singlepointfailure
Failure of a part of a system or system (including hardware, software) that is not protected by a security mechanism due to a failure.
3.1.3.3 Economic Performance
3.1.3.3.1
Net energy change amount netenergychange;NEC
The net change in the energy of the energy storage device.
Note. The unit is kWh.
3.1.3.3.2
Energy propulsionenergy for driving
The energy used to drive the car obtained from the spent fuel and/or energy storage device. If energy is only supplied to car accessories (as traditional
The 12V/24V auxiliary battery in the car should not be regarded as driving energy.
3.1.3.3.3
Total fuel energy totalfuelenergy
The sum of the fuel energy calculated based on the low heating value of the fuel in kWh.
3.1.3.3.4
Total fuel drive energy totalfuelpropulsionenergy
Fuel energy is converted into mechanical energy used to drive the car in kWh.
3.1.3.3.5
Cycle total drive energy totalcyclepropulsionenergy
The total drive energy of the vehicle during the test run cycle includes total fuel drive energy and electric drive energy.
3.1.3.3.6
Electric vehicle vehicle maintenance quality completeelectricvehiclekerbmass
Including on-vehicle energy storage devices, including vehicle maintenance quality.
3.1.3.3.7
Electric vehicle test quality testmassofanelectricvehicle
The sum of the additional quality required for the quality and testing of electric vehicles.
3.2 Drive motor system
3.2.1 Motor and Controller
3.2.1.1
Motor electricalmachine
A device that converts electrical energy into mechanical energy or converts mechanical energy into electrical energy. It has components that can perform relative motion and is a type of
Inductively operated electrical device.
3.2.1.1.1
Generator generator
A motor that converts mechanical energy into electrical energy.
3.2.1.1.2
Motor motor
A motor that converts electrical energy into mechanical energy.
3.2.1.1.2.1
Drive motor drivemotor
An electric motor that provides driving force for driving a vehicle.
3.2.1.1.2.2
Auxiliary motor auxiliarymotor
Drive motors other than motors.
3.2.1.1.3
Start generator motor integratedstarterandgenerator;ISG
Used to start the engine and the motor with the power generation function.
3.2.1.2
Motor Controller electricalmachinecontroler
The device for controlling the energy transmission between the power source and the motor is composed of a control signal interface circuit, a motor control circuit and a drive circuit.
3.2.2 Motor Type
3.2.2.1
Series DC motor DCserieselectricalmachine
A DC motor with a field winding and armature winding in series.
3.2.2.2
Shunt DC Motor DCshuntelectricalmachine
A DC motor in which a field winding and an armature winding are connected in parallel.
3.2.2.3
Brushless DC Motor DCbrushlesselectricalmachine
Replacement of DC motors for brushes and mechanical commutators with electronic circuits, usually consisting of permanent magnet rotor motor bodies, rotor position sensors and electronics
The reversing circuit consists of three parts.
3.2.2.4
AC induction motor ACinductionelectricalmachine
The stator and the rotor are independent windings. Both sides transmit torque through electromagnetic induction. Their rotors rotate below/above the air gap rotating magnetic field rotation.
Turn the AC motor.
3.2.2.5
AC Synchronous Motor ACsynchronouselectricalmachine
Rotor and air-gap rotating magnetic field synchronous rotating AC motor.
3.2.2.5.1
Permanent magnet synchronous motor permanent-magnetsynchronouselectricalmachine
The rotor uses a permanent magnet material excited synchronous motor.
3.2.2.5.2
Electric excitation synchronous motor electricalwound-fieldsynchronouselectricalmachine
The field winding on the rotor is connected to the synchronous motor of the external excitation power source of the rotor through a collector ring.
3.2.2.5.3
Switched Reluctance Motor switchedreluctanceelectricalmachine
The structure of a large-step reluctance stepper motor with salient poles of the stator and rotor and a close proximity of the poles, using the rotor position sensor to pass through the electronic work
Rate Switch A motor that controls the turn-on of each phase winding to operate.
3.2.3 Controller Components
3.2.3.1
Converter convertor(converter)
A device that changes one or more characteristics (voltage, current, waveform, phase, frequency) of an electrical system.
3.2.3.1.1
Inverter
A converter that converts direct current into alternating current.
3.2.3.1.2
Rectifier rectifier
A converter that converts AC power to DC power.
3.2.3.1.3
Chopper chopper
A converter that switches the input DC voltage on and off at a certain frequency to change the average output voltage.
3.2.4 Related devices
3.2.4.1
DC/DC Converters DC/DCconvertor(converter)
A converter that converts a DC supply voltage to any DC voltage.
3.2.4.2
Cooling equipment coolingequipment
Device for cooling the motor and controller.
3.2.5 Performance Parameters
3.2.5.1
Rated power ratedpower
Output power under rated conditions.
3.2.5.2
Continuous power continuouspower
The maximum, long-term working power required.
3.2.5.3
Peak power peakpower
The maximum allowable output power of the motor for the specified duration.
3.2.5.4
Rated speed ratedspeed
The minimum speed of the motor at rated power.
3.2.5.5
Rated torque ratedtorque
The output torque of the motor at rated power and rated speed.
3.2.5.6
Peak torque peaktorque
The maximum torque the motor is allowed to output for the specified duration.
3.2.5.7
Locked torque locked-rotortorque
The minimum measured torque produced when the rotor is blocked at all corners.
3.2.5.8
Voltage control method voltagecontrolmethod
The way to control the speed is achieved by changing the motor terminal voltage.
3.2.5.9
Current control method currentcontrolmethod
The way to control the speed is achieved by changing the motor winding current.
3.2.5.10
Frequency control method frequencycontrolmethod
The way to control the speed is achieved by changing the power frequency of the motor.
3.2.5.11
Vector control vectorcontrol
The stator current of the AC motor is used as a vector and is transformed into a coordinate transformation corresponding to the excitation current and the armature current of the DC motor.
Independently control the current component to achieve motor speed/torque control.
3.2.5.12
PWM control PWMcontrol
The voltage change control method is realized by pulse width modulation (PWM).
3.2.5.13
Torque control torquecontrol
With the torque as the target value, the control command is the control method of the torque value.
3.2.5.14
Speed control speedcontrol
With the speed as the target value, the control command is the control method of the speed value.
3.2.5.15
Power control powercontrol
The power is the target value, and the control command is the control method of the power value.
3.2.5.16
Regenerative braking control for regenerative braking
By converting the driving motor from the electric state to the generating state, the kinetic energy of the moving vehicle is converted into electric energy and backfilled to the vehicle-mounted energy storage device.
And to achieve the control of speed control.
3.2.5.17
Weak magnetic control fieldweakeningcontrol
By controlling the air gap magnetic field to control the speed control of the motor.
3.2.5.18
Output characteristics outputcharacteristic
The relationship between motor torque, output power and speed.
3.2.5.18.1
Continuous output characteristics continuousoutputcharacteristic
Under the specified conditions, the maximum output characteristics of the motor and controller are not limited to continuous operation.
3.2.5.18.2
Short-term output characteristics shorttime outputcharacteristic
The maximum output characteristics of motors and controllers that operate continuously for a specified period of time under specified conditions.
3.2.5.19
Motor efficiency motorefficiency
The percentage of drive motor output power and input power.
3.2.5.20
Controller efficiency controler efficiency
The controller outputs the percentage of electrical power and input electrical power.
3.2.5.21
Drive motor system efficiency drivemotorsystem efficiency
The percentage of output power and input power of the drive motor system. Input electric power included to ensure proper operation of the drive motor system
The other devices are electric power.
3.3 Rechargeable energy storage system
3.3.1 Types of rechargeable energy storage devices
3.3.1.1 Classification by purpose
3.3.1.1.1
Battery battery
An electrochemical device that stores the obtained electrical energy in the form of chemical energy and converts chemical energy into electrical energy and can be repeatedly charged
Electricity and discharge.
3.3.1.1.1.1
Power battery tractionbattery;propulsionbattery
A battery that provides power to an electric vehicle's powertrain.
3.3.1.1.1.2
Auxiliary battery auxiliarybattery
Battery for the low voltage auxiliary system of an electric vehicle.
3.3.1.1.1.3
High energy application highenergy application
The maximum allowable continuous output power (W) of a battery pack or system at room temperature and its ratio of discharge energy (W·h) at 1C rate
Device characteristics or application characteristics with a value below 10
3.3.1.1.1.4
High power application highpowerapplication
The maximum allowable continuous output power (W) of a battery pack or system at room temperature and its ratio of discharge energy (W·h) at 1C rate
A device characteristic or application characteristic with a value greater than or equal to 10.
3.3.1.2 Classified by Working Media
3.3.1.2.1
Lithium ion battery lithium ion battery
Lithium ion is used as a conductive ion to move between the anode and the cathode, and the charge and discharge are realized through the mutual conversion of chemical energy and electric energy.
battery.
3.3.1.2.2
Lead-acid battery lead-acid battery
As the positive electrode active material, lead dioxide was used, the negative electrode active material was lead, and the sulfuric acid solution was used as the electrolyte.
3.3.1.2.3
Metal Hydride Nickel Battery nickel-metalhydridebattery
Nickel oxide is used for the positive electrode, and a hydrogen storage alloy capable of absorbing hydrogen is used as a negative electrode, and a battery using potassium hydroxide as an electrolyte.
3.3.1.2.4
Ultra-capacitor ultra-capacitor
At least one electrode is mainly an electric double layer capacitor formed by an electrode/electrolyte interface or a rapid oxidation-reduction reaction on the electrode surface.
The resulting tantalum capacitors implement energy storage electrochemical energy storage devices.
3.3.1.3 Classification by Package
3.3.1.3.1
Cylindrical battery cylindricalcel
Battery with cylindrical battery case and connecting element (electrode).
3.3.1.3.2
Square battery prismaticcel
Battery with cuboid battery case and connection element (electrode).
3.3.1.3.3
Soft battery pouchcel
A battery with a battery case made of a composite film and a connection element (electrode).
3.3.1.4 Classification by Performance
3.3.1.4.1
High energy battery highenergytractionbattery
With high energy density, it is mainly used for high energy output power batteries.
3.3.1.4.2
High power battery highpowertractionbattery
It is characterized by high power density and is mainly used for instant high power output and input power battery.
3.3.2 Structure and Parts
3.3.2.1 Structure
3.3.2.1.1
Single battery secondarycel
A basic cell device that converts chemical energy and electric energy to each other, usually includes an electrode, a separator, an electrolyte, a housing, and a terminal.
Calculate to be rechargeable. Also called a cell.
3.3.2.1.2
Battery pack celblock
A group of battery cells connected in parallel may include monitoring circuits and protective devices (such as fuses, etc.).
Note. There is no fixed package housing and electronic control device for the battery cell group, and the arrangement of the polar column is not determined and cannot be directly applied to the vehicle.
3.3.2.1.3
Battery module batterymodule
More than one cell battery is combined in series, in parallel or series and parallel, and used as a power supply assembly. Also known as power storage
Pool group.
3.3.2.1.4
Battery control unit batterycontrolunit;BCU
Control, manage, test, or calculate electrical and thermal related parameters of the battery system and provide battery system and other vehicle controller communication
The electronic device.
3.3.2.1.5
Battery Electronic Components batteryelectronics
Electronic devices that collect or simultaneously monitor the electrical and thermal data of a battery cell or module, optionally including battery cells
Balanced electronic components.
Note. The battery electronics can include a single controller. The balance between cells can be controlled by the battery electronics, or through the battery control sheet
Meta-control.
3.3.2.1.6
Battery assist device batteryauxiliaries
The battery tray, cooling system, temperature control system and other components required for normal operation of the battery system.
3.3.2.1.7
Power battery box tractionbatteryenclosure
It is used to hold battery packs, battery management systems and corresponding auxiliary components, and includes mechanical connection, electrical connection, and protection.
The assembly of energy, referred to as the battery box.
3.3.2.1.8
Quick-change battery box swappingtractionbatteryenclosure
Ability to complete the installation of an electric car within a short period of time (generally no more than 5 minutes) through human or mechanical assistance and can be used in non-car situations
The battery box for charging the battery.
3.3.2.1.9
Battery Pack batterypack
Usually include battery pack, battery management system, battery box and corresponding accessories (cooling parts, connecting cables, etc.), with external access
Units that have electrical energy and can output electrical energy to the outside world.
3.3.2.1.10
Battery Management System batterymanagementsystem;BMS
Monitor the status of the battery (temperature, voltage, state of charge, etc.) to provide communication, sa......
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