GB 20800.3-2008 Translated English of Chinese Standard. (GB 20800.3-2008, GB20800.3-2008): General rules of explosion-protect techniques of reciprocating internal combustion engines for explosive atmospheres - Part 3: Group I engines for use in underground workings susceptible to firedamp and/or combustible dust
https://www.chinesestandard.net, 2020 M11 13 - 40 pages
This part of GB 20800 specifies the safety requirements and (or) safety measures for Group I category M2 reciprocating compression ignition engines for use in underground workings with methane and/or combustible dust (hereinafter referred to as internal combustion engines), which are used to eliminate or limit various dangers and hazards that may occur on internal combustion engines.
Safety requirements and safety measures
Inspection of safety requirements and safety measures
Data provided by the manufacturer to the user
Informative Comparison of clause numbers between this part
Air preheating and/or combustible dust apparatus for explosive Appendix capture efficiency category M2 Clause number Comparison of clause Comply components compressor cooling system corrosion cylinder block Electrical apparatus Electrical equipment electrostatic discharge exhaust flame arrestor exhaust gas exhaust port exhaust system explosion-proof measures explosive atmospheres explosive gas atmospheres firedamp flameproof enclosure foreseeable failures fuel system fuel tank GB/T glow plug hot particles Hot surface installed intake flame arrestor internal combustion engine joint surface magnesium manufacturer maximum explosion pressure maximum surface temperature maximum temperature meet the requirements methane and/or combustible non-detonation test normal operating conditions operating conditions outlet overspeed Reciprocating internal combustion requirements of 5.3 requirements of GB shutdown device simulated combustion chamber spark arrestor specified start device surrounding environment Technical differences terms and definitions test container test device test gas mixture test particles tested in accordance type test unusual failures various hazards ventilation device water-based flame arrestor water-based spark extinguisher