Research Article
Gas Distribution Law for the Fully Mechanized Top-Coal Caving Face in a Gassy Extra-Thick Coal Seam
Table 1
Working equipment for ZF301 longwall face.
| | No. | Equipment name | Equipment type | Quantity |
| | 1 | Coal mining machine | MG300/730-WD1 | 1 | | 2 | Transition hydraulic support | ZFG10000/20/38H | 6 | | 3 | Middle hydraulic support | ZF10000/20/38 | 117 | | 4 | Ends hydraulic support | ZFTZ13000/23/38 | 1 | | 5 | Front scraper conveyor | SGZ800/800 | 1 | | 6 | Rear scraper conveyor | SGZ800/800 | 1 | | 7 | Loaders | SZZ900/400 | 1 | | 8 | Crusher | PCM250 | 1 | | 9 | Emulsion pump | BRW550/31.5 | 4 | | 10 | Atomizing pump | BPW315/6.3 | 2 | | 11 | Extendable belt conveyor | DSJ120/150/2×315 | 2 | | 12 | Air compressor | MLGF-20/8-132G | 1 | | 13 | Endless rope winch | SQ-120/132B | 1 |
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