Flammable and Explosive Gases
When handling flammable and explosive media such as hydrogen, natural gas, various hydrocarbon gases, and coal gas, safety is the overriding principle. The "absolutely oil-free" and "anti-oxidation" safety foundation established for oxidizing gas compressors must be further upgraded for these operating conditions, with a progressive safety system integrating explosion prevention, explosion suppression, and explosion relief. Based on Huayan's dual-technology platform of "Diaphragm Compressor" and "Oil-Free Piston Compressor," we provide a comprehensive compressor solution for flammable and explosive gases — from intrinsic safety to engineered protection.
Core Challenges & Safety Design Philosophy
The core risk in compressing flammable and explosive gases lies in the formation of explosive mixtures due to leaks and the presence of ignition sources within the compressor system. Therefore, the solution revolves around "preventing leaks, stringent monitoring, eliminating ignition sources, and controlling consequences," strictly following authoritative standards such as the GB 3836 series (Explosive atmospheres — Electrical equipment), API 618 / GB/T 20322 (reciprocating compressor safety), and GB 50177 / GB 50516 (Hydrogen station and hydrogen refueling station design codes).
1.Full-system explosion-proof compliance: From the main drive and motor down to the smallest sensor, all compressor components fully comply with GB 3836 explosion-proof standards.
2.Deep safety interlocking: Standard multi-parameter monitoring and alarm/shutdown protection for pressure, temperature, level, vibration, and leak detection across the compressor system — with customizable logic.
3.Seamless leak management: All potential leakage points in the compressor are considered at the design stage, with safe collection and disposal solutions implemented.
4.Rigorous factory validation: Every pressure-containing pipe and component undergoes a hydrostatic test of at least 1.5 times the design pressure and weld flaw inspection before the compressor ships.
HUAYAN addresses these challenges with a compressor platform where safety is engineered into every layer:
Every component — from the main drive motor to the smallest sensor — fully complies with GB 3836 explosion-proof standards. No exceptions, no shortcuts.
Standard multi-parameter monitoring covers pressure, temperature, level, vibration, and leak detection with customizable alarm and shutdown logic tailored to your process safety requirements.
All potential leakage points are addressed at the design stage with safe collection and disposal solutions — because the best leak response is one that's already planned for.
Before any unit ships, every pressure-containing pipe and component undergoes hydrostatic testing at 1.5x design pressure plus full weld flaw inspection — validated safe, on paper, before it reaches your site.
Every component — from the main drive motor to the smallest sensor — fully complies with GB 3836 explosion-proof standards. No exceptions, no shortcuts.
Standard multi-parameter monitoring covers pressure, temperature, level, vibration, and leak detection with customizable alarm and shutdown logic tailored to your process safety requirements.
All potential leakage points are addressed at the design stage with safe collection and disposal solutions — because the best leak response is one that's already planned for.
Before any unit ships, every pressure-containing pipe and component undergoes hydrostatic testing at 1.5x design pressure plus full weld flaw inspection — validated safe, on paper, before it reaches your site.
In flammable and explosive gas compression, there is no such thing as "almost safe." Huayan's dual-technology platform gives you a clear choice — from ultimate safety to scalable efficiency — ensuring that every cubic meter of hazardous gas is handled under fail-safe protection.