Contracted testing and consulting services
Equipped with facilities capable of evaluating engine and drive system units, powertrain units, and various vehicle conditions, we are engaged not only in contracted testing as requested but also in joint research and development with our customers.
At the Utsunomiya Technical & Product Center, we operate a total of 8 facilities, including Engine Bench X 4, Transmission Bench X 2, Real Vehicle Transient Bench X 1, and Chassis Dynamometer X 1, focusing on automotive testing centered around the powertrain.
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Measurement of Electric Vehicle Efficiency
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Gasoline Passenger Car Exhaust Gas and Fuel Efficiency Test
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Evaluation of interior noise in electric vehicles using the RC-S bench.
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Tire noise measurement using a constant temperature NV chassis dynamometer.
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Measurement of radiated sound and acoustic intensity of a standalone transmission.
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Model construction and experimental analysis supporting MBD of powertrains.
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Actual operation analysis at engine start-up.
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Understanding natural frequencies and vibration modes using tracking analysis.
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Evaluation of interior noise in electric vehicles using the RC-S bench.
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Sound source visualization of automobile door closing sound using 4-channel beamforming.
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Measurement of sound pressure maps under vehicles using an Ultraminiature Microphone.
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Sound source exploration in the initial operation of the printer.
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Noise analysis of refrigerator compressor sounds.
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Evaluation of vehicle rattling noise by fluctuating sound analysis.
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Subjective Evaluation of Central Door Lock Sound in Vehicle Interior and Sound Quality Improvement
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Improvement of Sound Quality of Vehicle Sunroofs Utilizing the Noise Problem Solving Process
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Analysis of Experimental Mode of White Body
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Strength analysis of a crank angle sensor rotation stop jig using experimental CAE.
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Tire noise measurement using a constant temperature NV chassis dynamometer.
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Measurement of radiated sound and acoustic intensity of a standalone transmission.
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Prediction of factory noise using SoundPLAN®.
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Prediction of road traffic noise using SoundPLAN®
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Comparison of Actual Measurements and Predictions of Noise Propagation from Construction Machinery
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FEM structural optimization utilizing experimental mode analysis.
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Model construction and experimental analysis supporting MBD of powertrains.
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Measurement of the damping characteristics of a cylinder under impact excitation.
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Measurement of Loss Coefficient of Damping Materials by Central Vibration Method
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Measurement of sound transmission loss of soundproofing materials using the reverberation room method.
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Measurement of the acoustic power level of a printer in a semi-anechoic chamber.
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Measurement of airborne sound insulation performance of building materials using the acoustic intensity method.
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Measurement of sound absorption rate of sound-absorbing materials using the reverberation room method.
This service allows customers to consult directly with our technicians regarding issues they are facing related to sound and vibration.