Technical Articles

Gas booster applications, pneumatic testing and leak detection know-how

Nitrogen Charging Booster for Accumulators – Precharge Pressure & Procedure

How to set accumulator precharge nitrogen pressure and charge it safely. Precharge pressure rules (60-70% of minimum working pressure), temperature co…

Pressure Test with Gas – How to Pneumatically Test Vessels & Piping

How to perform a pneumatic pressure test safely: test pressure rules (per ASME B31.3 and GB/T 150), staged pressurization, safety requirements, and ga…

Gas Leak Test Methods – Bubble, Pressure Decay & Helium Leak Testing

Leak test methods compared: bubble test, pressure decay test and helium mass-spectrometer leak testing. Test pressure rules and how to select a gas bo…

Gas Assisted Injection Molding – Nitrogen Booster Pressure & Process Guide

Gas assisted injection molding (GAIM) explained: nitrogen injection pressure selection (5-35 MPa), delay time, nitrogen purity requirements, and gas b…

Gas Recovery – Wellhead Boosting & Vent Gas Recovery Solutions

Natural gas recovery solutions: wellhead boosting in late-life wells, flare gas and BOG recovery, and CNG station boosting. Gas booster pump selection…

Gas Transfer & Cylinder Filling – Gas Booster for Bottle-to-Bottle Transfer

Gas transfer applications: bottle-to-bottle transfer, cylinder filling and residual gas recovery using gas booster pumps. How boosting improves gas ut…

Isolating Gas Systems – Gas Booster for Isolation Gas Supply

Isolation gas for purging, barrier and seal duty: pressure rules (0.1-0.3 MPa above process pressure), typical applications, and gas booster pump solu…

Oxygen Cylinder Transfer – Oxygen Booster Pump Filling Solutions

Oxygen cylinder transfer and filling: oil-free (oxygen-clean) requirements, oxygen-compatible materials, large-to-small cylinder filling up to 15 MPa,…

Charging Breathing Air Bottles – Air Booster Pump Filling Solutions

Charging breathing air bottles (SCBA): filling pressure (20/30 MPa), breathing air quality per EN 12021, and air booster pump systems for on-site cyli…