Fraunhofer-Allianz Verkehr

Fraunhofer-Allianz Verkehr

Test Infrastructure

Full Vehicle

test bench	location	description
full vehicle test bench	LBF, Darmstadt	testing of the fatigue strength on full vehicles, 26 degrees of freedom, 6 per wheel + longitudinal and transverse coupling; up to 6 t
complete vehicle test bench	IBP, Holzkirchen	determination of the interior air quality of vehicles (h up to 2.5 m, m up to 3.5 t) according to ISO 12219-1, 175 m³, conditionable up to T = 80°C, r. h. = 95%, testing of air purification systems, air conditioners
all-wheel roller dynamometer with pass-by measuring hall	IBP, Stuttgart	NVH for the entire vehicle, interior and exterior noise tests on the vehicle including measuring system for simulated pass-by with 2x32 microphones.

Assemblies

test bench	location	description
axle test benches	LBF, Darmstadt	test benches for fatigue tests on car and truck axles
battery test bench	LBF, Darmstadt	multiaxial vibration table with climatic chamber for mechanical-thermal-electrical testing of battery systems; battery sizes up to 1t, max. 200Hz
engine test bench	IBP, Holzkirchen	highly dynamic engine test bench (max. power 110 kW, max. speed 500 rpm)
SHED or emission test chambers	IBP, Holzkirchen	SHED or emission test chambers with a volume of 7.6 m³ for determining the (evaporation) emissions of assemblies

Components

test bench	location	description
multiaxial test bench for rubber-metal-bushings	LBF, Darmstadt	multiaxial characterization of rubber-metal bushings under environmental influences
SHED or emission test chambers	IBP, Holzkirchen	SHED or emission test chambers with volumes from 70 L to 1 m³ for determining the (evaporation) emissions of components
Climate chamber	IDMT Ilmenau	Functional test under different climatic conditions
sound transmission test stands	IBP, Stuttgart	determination of sound insulation of flat vehicle components of different formats, e.g. end walls, doors, window panes etc.
rain noise test stand	IBP, Stuttgart	rain noise from roofs, roof constructions, membranes and roofing materials
open-air and reverberation rooms	IBP, Stuttgart; IDMT, Ilmenau	determination of sound radiation and noise characteristics of components and investigations of sound absorbers
aeroacoustic wind tunnel for components	IBP, Stuttgart	wind noise and flow noise of vehicle components such as filters, heat exchangers, grids, flaps, exterior mirrors with flow up to 200 km/h
Klippel R&D system with scanning vibrometer	IDMT Ilmenau	loudspeaker measurements
Laser Scanning Vibrometer Polytec	IDMT Ilmenau	Method for non-contact measurement of vibrations
RODOS® – RObot based Driving and Operation Simulator	ITWM, Kaiserslautern	Driving simulator for simulation and reproducible testing of driver-vehicle-environment interaction

Material

test bench	location	description
VHCF test rigs	LBF, Darmstadt	characterization of the Very High Cycle Fatigue VHCF behavior of materials and joints
low-load test	LBF, Darmstadt; IDMT, Ilmenau	determination of the cyclic material behavior of very small samples such as pin connectors
impedance tubes	IBP, Stuttgart	sound absorption coefficient (for vertical sound incidence) of sound absorbers and material systems
equipment for determining the dynamic stiffness	IBP, Stuttgart	determination of the dynamic stiffness of elastic supports and multi-layer systems
MeSOMICS® »Measurement System for the Optically Monitored Identification of Cable Stiffnesses«	ITWM, Kaiserslautern	Measurement system for cable stiffness identification