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Motor Test Bench
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EV Powertrain Test Bench for E-Axle Performance, Motor Torque, Speed & Efficiency Testing

EV Powertrain Test Bench for E-Axle Performance, Motor Torque, Speed & Efficiency Testing

Brand Name: HongCe
Model Number: HC-MTB200
MOQ: 1 Set
Price: Negotiation
Payment Terms: L/C,T/T
Supply Ability: 3 Sets per 1 months
Detail Information
Place of Origin:
Guangdong, China
Certification:
Third-party certification certificate(cost additional)
Power Range:
0-300 KW / 0-400-500 KW / 0-200 KW / 0-500-800 KW
Speed Range:
0-3,300 R/min / 0-2,800 R/min / 0-2,000 R/min
Torque Range:
0-3,700 N*m / 0-20,000 N*m / 0-3,000 N*m
DC Voltage Range:
0-800-1,200 V
Voltage Accuracy:
±0.01% Of Reading + ±0.03% Of Range
Current Accuracy:
±0.01% Of Reading + ±0.03% Of Range
Power Accuracy:
±0.03%
Speed Accuracy:
±1 R/min
Packaging Details:
Plywood
Highlight:

EV powertrain test bench

,

E-axle performance testing bench

,

motor torque speed efficiency testing

Product Description
Product Overview

EV Powertrain Test Bench for E-Axle Performance, Motor Torque, Speed & Efficiency Testing

The Electric Vehicle (EV) Powertrain Test Bench is designed for comprehensive performance evaluation of EV drive assemblies, including drive motors and integrated electric drive axle systems. The system enables the assessment of key mechanical and electrical performance metrics under controlled operating conditions, helping automotive manufacturers verify product quality, enhance development efficiency, and ensure consistency in testing standards. It can be customized to accommodate various powertrain configurations, specific testing requirements, and diverse laboratory application scenarios.

Product Introduction

An "e-axle" (electric drive axle) is more than just a conventional motor assembly; it integrates various power transmission and control components into a single, compact system. Subtle variations in parameters—such as torque output, rotational speed, transmission efficiency, or thermal characteristics—can significantly impact the overall performance of an electric vehicle (EV).

Evaluating these characteristics cannot be achieved by testing individual components in isolation. A comprehensive test solution is required to assess the complex interactions between the motor, the controller, and the mechanical transmission system under controlled operating conditions.

An EV powertrain test bench provides a dedicated platform for evaluating the performance of electric drive assemblies. Depending on the chosen system configuration, this platform can support the testing of motors, motor controllers, reduction gearboxes, and fully integrated e-axle assemblies.

By incorporating mechanical loading, measurement, control, and data acquisition capabilities, the system enables engineers to obtain repeatable test results and gain a deeper understanding of their products' operational characteristics.

HongCe is a manufacturer of test equipment with in-house R&D, engineering, and production capabilities. Beyond providing standardized test equipment, we work closely with our clients to gain a thorough understanding of their sample architecture, testing objectives, operating conditions, and specific laboratory requirements.

For e-axle test systems, we offer customized configuration planning tailored to the client's specific testing needs—encompassing mechanical interfaces, dynamometer selection, measurement channels, control functions, and software requirements.

Functions and Testing Capabilities

The table below outlines the scope of testing that can be covered by the EV powertrain test bench configured for this equipment. Specific functions depend on the selected hardware, sensors, software, and test accessories.

Testing Function Description
Torque MeasurementMeasures output torque under specified operating conditions
Rotational Speed MeasurementRecords motor or output shaft speed
Power AnalysisEvaluates electrical input and mechanical output power
Efficiency EvaluationCalculates system efficiency from synchronized input and output measurements
Torque-Speed Characteristic TestingEstablishes torque-speed performance curves
Load Performance TestingEvaluates operating performance under different mechanical loads
No-Load Performance TestingEvaluates motor operation under no-load conditions
Operating Condition SimulationReproduces selected operating points and test sequences
Motor Controller EvaluationSupports controller-related performance evaluation when the required interfaces are available
Gearbox Performance EvaluationSupports mechanical transmission performance testing with suitable fixtures and sensors
E-Axle Integrated Performance TestingEvaluates the combined drive assembly under configured operating conditions
Temperature MonitoringCollects temperature data through configured measurement channels
Test Data AcquisitionRecords relevant electrical and mechanical measurements
Automatic Test SequenceExecutes programmed testing procedures
Test Report GenerationOrganizes collected data into test records and reports
International Standards and Technical References
ISO 21782 Series — Electric Propulsion Component Testing

ISO 21782-1:2023 — Electrically propelled road vehicles: Test specification for electric propulsion components — Part 1: General test conditions and definitions.

ISO 21782-2:2019 — Test specification for electric propulsion components — Part 2: Performance testing of the motor system.

SAE J2907_202308

Electrified Powertrain Performance Characterization.

IEC 60034-1

Rotating Electrical Machines.

IEC 60034-2-3:2024

Converter-Fed AC Motor Efficiency Testing.

GB/T 18488-2024

Drive Motor System for Electric Vehicles.

Technical Specifications
1.1 Passenger Vehicle Test Bench
Technical ParameterSpecification
Recommended Power Range0–300 kW
Output Speed Measurement Range0–3,300 r/min
Output Torque Measurement Range0–3,700 N·m
DC Test Voltage Range0–800–1,200 V
Voltage Measurement Accuracy±0.01% of reading + ±0.03% of range
Current Measurement Accuracy±0.01% of reading + ±0.03% of range
Electrical Power Measurement Accuracy±0.03%
Speed Measurement Accuracy±1 r/min
Torque Measurement Accuracy±0.05% F.S.
Power ConfigurationCustomizable
Speed ConfigurationCustomizable
Torque ConfigurationCustomizable
1.2 Commercial Vehicle Test Bench
Technical ParameterSpecification
Recommended Power Range0–400–500 kW
Output Speed Measurement Range0–2,800 r/min
Output Torque Measurement Range0–20,000 N·m
DC Test Voltage Range0–800–1,200 V
Voltage Measurement Accuracy±0.01% of reading + ±0.03% of range
Current Measurement Accuracy±0.01% of reading + ±0.03% of range
Electrical Power Measurement Accuracy±0.03%
Speed Measurement Accuracy±1 r/min
Torque Measurement Accuracy±0.05% F.S.
Power ConfigurationCustomizable
Speed ConfigurationCustomizable
Torque ConfigurationCustomizable
1.3 Logistics Vehicle Test Bench
Technical ParameterSpecification
Recommended Power Range0–200 kW
Output Speed Measurement Range0–2,000 r/min
Output Torque Measurement Range0–3,000 N·m
DC Test Voltage Range0–800–1,200 V
Voltage Measurement Accuracy±0.01% of reading + ±0.03% of range
Current Measurement Accuracy±0.01% of reading + ±0.03% of range
Electrical Power Measurement Accuracy±0.03%
Speed Measurement Accuracy±1 r/min
Torque Measurement Accuracy±0.05% F.S.
Power ConfigurationCustomizable
Speed ConfigurationCustomizable
Torque ConfigurationCustomizable
1.4 Heavy-Duty Truck Test Bench
Technical ParameterSpecification
Recommended Power Range0–500–800 kW
Output Speed Measurement Range0–2,000 r/min
Output Torque Measurement Range0–20,000 N·m
DC Test Voltage Range0–800–1,200 V
Voltage Measurement Accuracy±0.01% of reading + ±0.03% of range
Current Measurement Accuracy±0.01% of reading + ±0.03% of range
Electrical Power Measurement Accuracy±0.03%
Speed Measurement Accuracy±1 r/min
Torque Measurement Accuracy±0.05% F.S.
Power ConfigurationCustomizable
Speed ConfigurationCustomizable
Torque ConfigurationCustomizable
What Makes HongCe Different?
1. Direct Factory Manufacturing

Customers communicate directly with the equipment manufacturer, reducing unnecessary communication between multiple suppliers.

2. In-House R&D and Engineering Design

Our engineering team can discuss customized fixtures, test procedures, measurement requirements, and equipment configurations.

3. Customized Equipment Solutions

Different customers have different motor power ratings, shaft interfaces, e-axle structures, and test objectives. We develop equipment configurations around actual project requirements.

4. Integrated Production and Quality Management

From component preparation to equipment assembly and functional verification, the manufacturing process is managed by our own production team.

5. Direct Technical Support

Customers can communicate with our technical and service teams regarding installation, operation, troubleshooting, and maintenance.

6. Long-Term Cooperation

We aim to provide more than a single equipment delivery. Our goal is to support customers as their testing requirements and product development programs evolve.

Frequently Asked Questions
Q1: What is an EV powertrain test bench?

An EV powertrain test bench is a testing platform used to evaluate the performance of electric vehicle drive systems. Depending on its configuration, it can test electric motors, motor controllers, reduction gearboxes, and integrated e-axle assemblies.

Q2: What is the difference between an electric motor test bench and an e-axle test bench?

An electric motor test bench primarily evaluates an individual motor. An e-axle test bench is designed to evaluate a more integrated drive assembly that may include a motor, controller, and reduction gearbox.

Q3: Can the system test complete electric drive assemblies?

Yes, the system can be configured for integrated electric drive assembly testing. The mechanical fixtures, dynamometer capacity, electrical interfaces, and measurement modules need to match the actual sample.

Q4: Can it measure torque and rotational speed?

Torque and rotational speed measurement can be incorporated through suitable sensors and measurement modules. The measurement range and accuracy are determined by the selected configuration.

Q5: Can the equipment evaluate motor efficiency?

Efficiency evaluation can be supported when the system has suitable electrical input and mechanical output measurement capabilities. The calculation method and test conditions should follow the selected technical standard or customer test procedure.

Q6: Can it test different types of electric vehicle motors?

The system configuration can be discussed for different traction motor types, including permanent magnet synchronous motors and induction motors. Compatibility depends on the motor's electrical and mechanical specifications.

Q7: Can HongCe customize the equipment?

Yes. As a direct equipment manufacturer with R&D, engineering design, and production capabilities, HongCe can discuss customized configurations according to customer requirements.