Advances in Civil Engineering / 2022 / Article / Tab 7 / Research Article
Analysis and Engineering Practice of Factors Affecting Top-Coal Recovery in a Large Dip Coal Seam Table 7 Monitoring data of top coal recovery under the condition of one cutting and one caving with multicycle-sequence coal caving (“√” means the monitoring point has been recovered, “×” means the monitoring point has not been recovered).
Date 1# 2# 3# 4# 5# 6# 7# 8# 9# 10# 2018.12.13 1-3# √ 2-3# √ 3-3# √ 4-3# √ 5-3# √ 6-3# √ 7-3# √ 8-3# √ 9-3# √ 10-3# √ 1-5# √ 2-5# √ 3-5# √ 4-5# √ 5-5# √ 6-5# √ 7-5# √ 8-5# √ 9-5# √ 10-5# √ 1-6# √ 2-6# √ 3-6# √ 4-6# √ 5-6# √ 6-6# √ 7-6# √ 8-6# √ 9-6# √ 10-6# √ 1-7# √ 2-7# √ 3-7# √ 4-7# √ 5-7# √ 6-7# √ 7-7# √ 8-7# √ 9-7# √ 10-7# √ 1-8# √ 2-8# √ 3-8# √ 4-8# √ 5-8# √ 6-8# √ 7-8# √ 8-8# √ 9-8# √ 10-8# √ 1-9# × 2-9# × 3-9# × 4-9# √ 5-9# √ 6-9# × 7-9# × 8-9# √ 9-9# √ 10-9# √ Recovery 0.93 0.93 0.93 1.00 1.00 0.93 0.93 1.00 1.00 1.00 Average recovery 0.97 Date 1# 2# 3# 4# 5# 6# 7 8# 9# 10# 2018.12.17 1-3# √ 2-3# √ 3-3# √ 4-3# √ 5-3# √ 6-3# √ 7-3# √ 8-3# √ 9-3# √ 10-3# √ 1-5# √ 2-5# √ 3-5# √ 4-5# √ 5-5# √ 6-5# √ 7-5# √ 8-5# √ 9-5# √ 10-5# √ 1-6# √ 2-6# √ 3-6# √ 4-6# √ 5-6# √ 6-6# √ 7-6# √ 8-6# √ 9-6# √ 10-6# √ 1-7# √ 2-7# √ 3-7# √ 4-7# √ 5-7# √ 6-7# √ 7-7# √ 8-7# √ 9-7# √ 10-7# √ 1-8# √ 2-8# √ 3-8# √ 4-8# √ 5-8# √ 6-8# √ 7-8# √ 8-8# √ 9-8# √ 10-8# √ 1-9# × 2-9# √ 3-9# × 4-9# √ 5-9# √ 6-9# √ 7-9# × 8-9# √ 9-9# √ 10-9# √ Recovery 0.93 1.00 0.93 1.00 1.00 1.00 0.93 1.00 1.00 1.00 Average recovery 0.98 Date 1# 2# 3# 4# 5# 6# 7# 8# 9# 10# 5# 6# 7# 8# 9# 10# 2018.12.23 1-3# √ 2-3# √ 3-3# √ 4-3# √ 5-3# √ 6-3# √ 7-3# √ 8-3# √ 9-3# √ 10-3# √ 1-5# √ 2-5# √ 3-5# √ 4-5# √ 5-5# √ 6-5# √ 7-5# √ 8-5# √ 9-5# √ 10-5# √ 1-6# √ 2-6# √ 3-6# √ 4-6# √ 5-6# √ 6-6# √ 7-6# √ 8-6# √ 9-6# √ 10-6# √ 1-7# √ 2-7# √ 3-7# √ 4-7# √ 5-7# √ 6-7# √ 7-7# √ 8-7# √ 9-7# √ 10-7# √ 1-8# √ 2-8# √ 3-8# √ 4-8# √ 5-8# √ 6-8# √ 7-8# √ 8-8# √ 9-8# √ 10-8# √ 1-9# × 2-9# × 3-9# √ 4-9# √ 5-9# √ 6-9# √ 7-9# √ 8-9# × 9-9# √ 10-9# √ Recovery 0.93 0.93 1.00 1.00 1.00 1.00 1.00 0.93 1.00 1.00 Average recovery 0.98