Explosive Decompression in High-Pressure Pneumatic Cylinder SealsParker says explosive decompression damage is rare below 30 bar. Learn how to diagnose RGD, select tested seal compounds, and control pressure release.→Blog Author
David Li
Hello, I'm David, a Bepto Pneumatic chief technical advisor. I help teams review compressed-air safety, system reliability, and practical product decisions before quotation.
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Articles by David Li
112 articles sorted newest first for readers who want one author's pneumatic selection notes in one place.
SCFM vs ACFM Definition Compressed AirCompare SCFM and ACFM using stated reference conditions, absolute pressure and temperature, with a worked 50 SCFM to 7.3 ACFM point-of-use line-flow example.→
PSIA vs PSIG Difference Compressed AirLearn the PSIA vs PSIG difference, convert with local atmospheric pressure, and choose the correct reference for six common compressed-air calculations.→
Emergency Stop Dynamics: Calculating Impact Forces During Power LossCalculate power-loss stopping energy, distinguish average from peak force, and verify pneumatic emergency-stop behavior with a 30 kg worked example.→
Cavitation Risks in Hydraulic Shock Absorbers Used with PneumaticsDiagnose suspected cavitation in hydraulic shock absorbers, separate it from aeration, and verify 8 model-specific limits before safely replacing the unit.→
Understanding Polytropic Processes in Pneumatic Cylinder Air ExpansionCompare 4 pneumatic process boundaries, fit the polytropic index from pressure-volume data, and avoid applying pV^n to valve-connected cylinder strokes.→
The Impact of Dead Volume on Pneumatic Cylinder Energy EfficiencyCalculate the additional standard-air demand caused by cylinder clearance and switched piping, then verify dead-volume savings with measured air per accepted cycle.→
Adiabatic vs. Isothermal Expansion: The Thermodynamics of Cylinder ActuationCompare cylinder models using measured 23 K heating and 17 K cooling data to separate ideal expansion laws from real pneumatic actuation and sizing errors.→
Does Cavitation in Hydraulic and Pneumatic Valves Damage Your System?Learn why ISO 6358 separates subsonic and choked gas flow, how liquid cavitation damages valves, and which pressure and moisture checks prevent failures.→