大地网投


Motor dynamometer, transient dynamometer

 

大地网投Test applications for motor dynamometer cover automotive production and development, aviation, aerospace, military and scientific research. DynoEquip provides electric motor dyno testing for aerospace and aircraft motor, permanent magnet synchronous motor and automotive high speed electric motor, also for industrial electric tools, home appliances, starter, fan, electric pump, blower and traction motor.

大地网投Motor dynamometer performance testing requires benchmark of motor performance at various temperatures and loads. The durability test of electric motor ensures that the motor is designed for the calculated usage time period to simulate long-term motor service life. The simpliest motor test method is to withstand different loads and maintain the relatively constant speed. There are also motor that needs to be tested in varying torque and speed environments to understand the motor load effects.

大地网投DynoEquip are striving to enable customers for electric motor and powertrain product development with the requirements of quick, effective manner and good price. With using DynoEquip dynamometer and our strong engineering capabilities, we support customers on product improvement in regard to functionality, durability, reliability and quality.


Transient electric dynamometer

 

Transient electric dynamometer

 

Nowadays, the product development time is shrinking while the complexity of testing is increasing. The requirements for test bench and dynamometer are becoming more stringent as well. Transient electric dynamometer is the most important component of the test cell and needs to be exposed to the worst working conditions for testing activities.

For the next generation of electric motor, engine and powertrain, customers need the highest performance dynamometer which should be very reliable and equipped with precision measurements. The test bench using asynchronous motor or permanent magnet synchronous motor is the best way to meet these requirements.

 

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EV motor dynamometer

 

EV motor dynamometer

 

With the DynoEquip EV motor dynamometer, user can easily test the electric motors and their electronic control. The motor specifications can be identified and the motor can be tested under operational conditions.

The vehicle condition can be completely simulated by using load machines and a cooling system. Climate chamber can be the option. The test bench control is intuitive to use. The test of EV motor dynamometer can be started both manually and in self-programmed automatic mode.

 

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Ultra-high speed motor dynamometer

Ultra-high speed motor dynamometer

 

大地网投This ultra high speed motor dynamometer can well test high speed electric spindle, high speed electric motor and electrical driven components like fuel cell air compressor or centrifugal hydrogen fuel cell compressor, electric supercharger, small turbo compressor, aviation turbocharger, ultra high speed electric drives and vacuum cleaner turbocharger.

The test stand features a control and safety system for sophisticated cooling and lubrication equipment. Based on the full-function test software and control system includes modular system platform, fully automatic operation, integrated data management as well as real-time control and analysis. Along with vibration analysis to ensure stable ultra-high speed motor dynamometer operation over the entire operating range.

 

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Small motor dynamometer

Small motor dynamometer

Small motor dynamometer


大地网投In the development of new electric motors and drive concepts, the fast and efficient determination of the characteristic values is crucial for a smooth project progress. With automated test sequences and a direct calculation of results from the recorded measurement data, DynoEquip supports numerous customers in the optimization of their test processes. DynoEquip small motor dynamometer for all kinds of small motors are cost-effective and quickly available.

大地网投The test objects are mounted and aligned to the test bench powertrain via an adapter flange on the test object mount. The powertrain includes the load machine, the safety coupling and the torque transducer and is moved via a linear guide. It is connected to the test object axis by means of bellows coupling. The electrical connection of the test object is made with cables from the connection panels of the small motor dynamometer.

 

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EMC/ EMI motor dynamometer

EMC/ EMI motor dynamometer

 

大地网投DynoEquip offers the solutions on electromagnetic compatibility tests for electric vehicle e-drive systems and other high voltage electronic appliances. The EMC/ EMI motor dynamometer specializes in loading and testing EMC performance of the motor and motor controller. The EMC test system also carries out comprehensive electromagnetic compatibility test for battery electronic control. The test content covers various working conditions, including battery pack charging and discharging cycle, motor cycle working condition, the component working conditions for charging device, etc.

大地网投The anechoic chamber is a good solution to the shielding performance and background noise, meeting the EMC test requirements of almost all motors and motor controllers.

The high voltage DC power supply system of the EMC/ EMI motor dynamometer is equipped with corresponding high voltage LISN, high voltage power supply filter and high voltage protection settings. The motor dynamometer is equipped with motor and motor controller cooling system as well. The anechoic chamber is specially designed with the constant temperature cooling circulation system which solves the problem of heat dissipation of the test samples and test equipment.


 

Portable EMC chassis dynamometer

 

Portable EMC chassis dynamometer

 

DynoEquip portable chassis dynamometer is constructed as a freestanding dynamometer, which can be fixed onto a turntable or a stand-alone system. Two active elements are used for cars with rear or front wheel drive. Each car wheel is driven by a separate motor or generator. It can be used for acceleration or retardation and in an endurance mode. The free-standing dynamometer is prepared to be used in an anechoic chamber for EMI and EMC measurements. All electronic components are located in a separate box, which is shielded, and radio interference suppressed.

 

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Aviation simulation dynamometer

 

Aviation simulation dynamometer

 

大地网投DynoEquip aircraft starter generator test system provides high-precision, three-phase monitoring of electrical power in and out of the starter-generator, as well as accurately measuring torque, speed, and mechanical power in or out of the unit. DynoEquip can effectively test all aspects of this product in both operating modes with a single test system. The regenerative design allows the test system to simulate the engine, as a load, during the start phase, as well as the main driver during the generation phase of operation. It also allows for recapture of absorbed power. This significantly improves system efficiency and reduces power consumption and overall testing costs.

 

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Hub-mounted chassis dynamometer

Hub-mounted chassis dynamometer

 

The axle-mounted dynamometer is a supreme four-quadrant capable dynamometer fitting to each drive wheel hub. The dynamometer revolutionizes the way complete vehicle testing is performed by allowing more to be done in less time and with less resources. By utilizing a state-of-the-art 4 quadrant control system and the ultra-low inertia technology, the vehicle inertia (mass) is simulated electrically for true road conditions. This is a unique and cutting-edge test system for hybrid or electric car development for 2WD or 4WD.

 

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Hybrid transmission dynamometer

Hybrid transmission dynamometer

Electric vehicle reducer test bench

Electric vehicle reducer test bench

大地网投New advanced powertrain technologies will be more aggressively in the new. The complexity of powertrain is increased. For delivery vehicles and busses in the urban areas, inner-city delivery trucks including light and heavy-duty commercial vehicle, electrification is the trend in the way forward. Electrified powertrain system includes different forms of hybrid or battery electric. Combinations as well include using internal combustion engine with alternative fuels or e-fuels, and the usage of fuel cell. With connecting the virtual high precision simulation models and the real development environment tests, OEMs can speed up the development process of powertrain technologies and optimize the results.

Compact, reliable and efficient components are very essential for the electrified powertrain system. The components of electric drive, including battery and battery management system, e-motor and power-electronics, electric e-axle etc. should perform different types of testing under real operational conditions in order to continuously increase the efficiency of powertrain. The vehicle powertrain testing solutions for pure electric, battery electric, hybrid or with fuel cell is provided.

DynoEquip offers the ultra-modern test benches for testing hybrid transmissions and electric reducers, which represent the real use of the drivetrain. According to the same principle as with the test benches for drivetrain concepts with electric and combustion engines, complex tests of the hybrid transmissions are performed here to analyse the properties of transmissions and hybrid systems. So that the customer can develop all the drivetrain components of an electric or hybrid vehicle at the same time, DynoEquip offers the customer a timely, selective and realistic testing of the electric auxiliary components.

 

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