Fuel cell systems / Electrolysers / Stacks

Testing powertrains to move the future

„Fuel cell systems, electrolyzers and stacks are one of the key technologies for the decarbonisation of mobility.“

Our modern H2-qualified test benches are available for a wide range of testing applications so that they can be tested and validated at any stage of development.

Testing capacities for:

Endurance testing on Fuel cell systems, electrolyzers and stacks
System testing with highly dynamic sources and sinks (battery simulation)
Efficiency optimisation
Cold start test
Cold endurance run
Oil circuit optimisation
Functional testing
Developmental test
Efficiency optimisation
Application analysis
Transient drive profiles

Test capacities for Fuel cell systems, electrolyzers and stacks – Power range up to 500kW with conditioned ambient air +20 up to +50°C

Hydrogen supply pressure max. 70bar
mass flow up to 50kg/h
Different types of hydrogen available
battery simulation up to 500kW
Intake air conditioning (20°C – 50°C +/- 2°C)
Ambient air conditioning (20°C – 50°C +/- 2°C)
Cooling capacities up to -40°C for cooling circuits
H₂ gas sensors and H₂ flame detections

Test capacities for Fuel cell systems, electrolyzers and stacks – Power range up to 400kW (divisible 2x 200kW) with conditioned ambient air -40°up to +30°C

Battery simulation up to 400kW
Dryer for intake air conditioning up to -40°C / 2.000kg/h
Ambient air conditioning up to -40°C
Temperature-controlled hydrogen supplies up to -45°C
Cooling capacities up to -45°C for cooling circuits
Hydrogen supply up to max. 70bar
Hydrogen volume flow up to 2x 25kg/h
Different types of hydrogen available (5.0, 3.7)

Test capacities for Fuel cell systems, electrolyzers and stacks – Power range up to 200kW on the Tilting Testbench in the climate chamber

Hydrogen supply pressure max. 70bar
mass flow up to 15kg/h
Different types of hydrogen (5.0, 3.7, 3.0)
Intake air conditioning (25°C +/- 5°; 50% rel. humidity)
Cooling capacity down to -40°C for oil and coolants
50° inclination in any direction
Payload 800kg
H₂ gas sensors and H2 flame detectors

Test capacities for H2 – Fuel cells – Short Stack

Set-up of the short stacks on mobile test modules
High flexibility on coolling media
Automised testing cycles
Power up to 12kW
U_max= 50V; I_max= 700A; 15 Cells
Flow operation; Recirculation circuit
Conditioning on DUT‘s
Intake air -40°C … +80°C, humidity 2% … 100%
Different types of hydrogen available
H2 tempering (-40°C … +80°C)
H2 conditioning (0% … 100%)
Gas admixture in intake air
Short circuit measurement
Electrochemical impendence measurement
Climatic chamber

Test capacities for H2 – Electrolyzers Short Stack

DC source Umax= 50V; Imax= 4.200A; power 200kW
Product water temperature 20°C up to +80°C
Cathode pressure up to 40 bar
Electrochemical impedance measurement up to 680A
Cell voltage monitoring up to 30 channels
Osmosis for water treatment < 0.1 µS/cm
Ion exchanger
Conductivity monitoring
Gas monitoring (O2 in H2) HSense
Gas monitoring (H2 in O2) Neoxid
Automised testing cycles

Fuel cell systems / Electrolysers / Stacks

„Fuel cell systems, electrolyzers and stacks are one of the key technologies for the decarbonisation of mobility.“

All competences

Electric / hybrid powertrains

Battery - Cells / Moduls / Packs

Battery - Abuse and safety testing

Power electronics / inverter / components

Hydrogen combustion engines

Fuel cell systems / Electrolysers / Stacks

Heavy-duty engines - industry / railway / marine

ICE / Synthetic fuels / Operating supplies

Competences

Company

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