Electric Motor Test Benches

Tailored Electric Motor Test Bench Solutions

ENORISE designs and delivers customized electric motor test bench solutions for accurate validation of electric machines under real operating conditions.

Our solutions range from direct-drive, back-to-back and geared architectures, tailored to your speed, torque, power and application-specific testing requirements.

What is an Electric Motor Test Bench?

An e-motor test bench is a controlled testing platform used to validate electric motor performance, efficiency, thermal behavior, durability and safety under real operating conditions. It combines a dynamometer, driveline, instrumentations and automation to reproduce real load conditions.

Advanced test benches also rely on high-precision measurement and data acquisition systems, such as power analyzers for electrical signal analysis and modular data acquisition platforms adapted to high-voltage environments, ensuring accurate monitoring of electrical, thermal, and mechanical parameters.

Depending on the test scope, test benches can integrate coolant conditioning for the electric motor and/or inverter, as well as climatic systems to simulate environmental conditions.

Key Challenges in High-Speed Electric Motor Testing

High-speed electric motor testing introduces specific engineering challenges:

Mechanical stability at high speed (shaft line design, critical speeds, resonance control)
Vibration management (key challenge): controlling imbalance, misalignment effects, bearing harmonics and structural resonance to ensure measurement accuracy and safe operation
Electrical power integration (high voltage/high current, inverter integration, EMC constraints)
Thermal management (motor and inverter cooling, repeatability of temperature conditions)
Instrumentation and data quality (torque/speed accuracy, synchronized acquisition, powermeter)
Safety (HV interlocks, rotating parts protection, emergency shutdown logic)

ENORISE Electric Motor Test Bench Solutions

ENORISE provides end-to-end e-motor test bench solutions, including:

High-speed bench engineering (incl. 30,000 rpm architectures)
All types, from direct e-motor test bench to back-to-back and e-motor with multiplier
Automation & test execution (mapping, endurance, transient cycles, reporting, production conformity)
Thermal and climatic integration (coolant conditionning, climatic chambers options)
Aerospace offer: for electric propulsion and actuator testing (eVTOL / hybrid-electric)
Turnkey test bench delivery (mechanical, electrical, automation, commissionning)
Scalable solutions from automation to full dynamometer systems, including:

Typical Electric Motor Test Bench Capabilities

Capability	Typical Range / Option
Max speed	Up to 30,000 rpm (high-speed architectures available)
Power	Up to 650KW – More on request
Torque	Up to 1000 Nm – More on request
Climatic chamber (optional)	Typically -40°C to +120°C
Extended climatic capability (project dependent)	Up to -72°C to +180°C
Coolant conditioning	Typically -40°C to +150°C
Circuits	Up to 2 circuits (motor + inverter)
Automation	Automated sequences, reporting, traceability
Safety	HV interlocks, protection enclosures, emergency shutdown logic
NVH readiness (optional)	Vibration monitoring + acoustic integration options

Why Choose ENORISE for Electric Motor Test Bench Projects?

Choosing ENORISE means:

Reliable high-speed testing with robust bench architectures
High-quality measurement data for performance, efficiency and thermal maps
Faster test execution through automation and repeatable procedures
Safe operation in high voltage and high-speed environments
Scalable solutions (future upgrades in speed, power, conditioning, instrumentation)
Possibility to upgrade Ice test bench to E-motor test bench

FAQ about Electric Motor Test Benches

What tests can be performed on an e-motor test bench?

Performance, efficiency mapping, thermal characterization, endurance cycles, inverter integration tests, and optional NVH-related measurements, angular positioning test

Can ENORISE integrate climatic testing?

Yes. Climatic chambers and air conditioning solutions can be integrated depending on scope and target temperature range.

Can coolant conditioning be included?

Yes. Multi-circuit coolant conditioning can be integrated for motor and inverter temperature control.

Can ENORISE support aerospace electric motor testing?

Yes. ENORISE supports aerospace programs, dedicated to electric propulsion and actuator testing (eVTOL / hybrid-electric).

Can ENORISE customize the test bench architecture?

Yes. ENORISE benches are modular and can be tailored to speed, torque, power, UUT interfaces, cooling and instrumentation needs.

Can ENORISE communicate with different CAN ECU?

Yes. ENORISE benches are modular and it is possible to have up to 10 CAN channel in parallel. CAN protocol supported natively, CAN raw, extend, XCP, J1939, FD