Hydrogen Cylinder Pressure Pulse Test Bench

【Applicable standards】 GB/T 42612-2023 Fully-wrapped carbon fiber reinforced cylinders with a plastic liner for the on-board storage of compressed hydrogen as a fuel for land vehicles; GB/T 35544-2017 Fully-wrapped carbon fiber reinforced cylinders with an aluminum liner for the on-board storage of compressed hydrogen as a fuel for land vehicles; GB/T 9252-2017 Method for pressure cycling test of gas cylinders;

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【Applicable standards】

GB/T 42612-2023 Fully-wrapped carbon fiber reinforced cylinders with a plastic liner for the on-board storage of compressed hydrogen as a fuel for land vehicles;

GB/T 35544-2017 Fully-wrapped carbon fiber reinforced cylinders with an aluminum liner for the on-board storage of compressed hydrogen as a fuel for land vehicles;

GB/T 9252-2017 Method for pressure cycling test of gas cylinders;

【Technical parameters】

Pressure cycle frequency: Test pressure: 2~87.5 MPa, high and low temperature test not less than 2.8 times/min; Based on 35 MPa, 385L gas cylinder, the high and low temperature tests shall not be less than 1.5 times/min; The test flow rate can be adjusted to meet the maximum temperature and pressure cycle test of 450L hydrogen cylinder;
Environmental cabin temperature: -70 ℃~110 ℃; Fluctuation range: ± 2℃;

Environmental cabin relative humidity: ≥ 95%;
Medium tank temperature and volume: -60 ℃~110 ℃; Fluctuation range: ± 1℃;
Test medium temperature control: -50 ℃~100 ℃;
Maximum test pressure: 105 MPa;
Pressurization method: Pulse pressurization+pressure feedback closed-loop PID control;
Test pressure control accuracy: ± 0.5 MPa;
Test waveform: Adjustable, including at least trapezoidal wave;