GB 17440-2008 Translated English of Chinese Standard. GB17440-2008: Safety regulations for the protection of dust explosion for grain processing, storage and transportation systemThis standard specifies the basic requirements for the protection of dust explosion for grain processing, storage and transportation system. This standard applies to the whole process of design, construction, production and management of newly built, extended, and reconstructed projects which may have grain dust explosion hazardous places in the grain processing, storage and transportation process. |
Contents
| 3 | |
Scope | 5 |
Terms and definitions | 6 |
Zoning and range of grain dust explosion hazardous areas | 7 |
Process device | 9 |
Electrical | 12 |
Building and structure | 16 |
Dust control | 17 |
Dust cleaning | 20 |
Pneumatic conveying | 21 |
Safety precautions for use in ultrasonic device | 22 |
Appendix A Informative List of monitoring device setting for the main machinery device operation status in dust explosion hazardous area | 25 |
Appendix B Informative Grain dust characteristics table | 26 |
Informative Descriptions of standard clauses | 27 |
Common terms and phrases
20 or zone 21 and zone anti-static belt Bucket elevator building structure cable tray chapter classified as zone clause combustible dust comply control room conveyor dedusting network dedusting system device operation status duct dust characteristics table dust cleaning dust collection Dust control dust explosion hazardous dust explosion prevention dust explosive atmosphere dust layer electric sparks electrical device Electrical interlocking ensure exceed explosion accident explosion for grain explosion hazardous area explosion pressure venting explosion venting port explosive dust atmosphere fire GB/T Grain dust characteristics grain dust explosion grain processing grain storage Guangdong Jiangmen located machinery device operation main machinery device material measures monitoring device setting Operation safety management overall fortification pipe pipeline preferable pressure venting port prevent dust provisions radiation device relevant status in dust storage and transportation storage silo suction port transportation system ultrasonic device ultrasound unsafe factors venting area vertical silo warehouse wires or cables zone 20