长壁工作面滚筒式采煤机自动调高系统的应用,使许多煤矿的产量达到了创记录的好成绩。1985年12月,英格兰西尔沃乌德煤矿创造了周产商品煤38345t的记录,超过了格棱雷煤矿过去创造的记录。“世界采矿设备”杂志社的编辑们应邀对西尔沃乌德煤矿进行了现场考察,以便深入了解该系统的实际工作情况。本文所述的自动调高系统,在英国被称为“米达斯”系统(MIDAS),意为“采煤 The application of the automatic height adjustment system of the longwall coal shearer has enabled the production of many coal mines to achieve a record good result. In December 1985, the Silverstone Coal Works in England created a record of 38,345 tons of commercial coal per week, exceeding the record created by the Glenelk mine in the past. The editors of World Mining Equipment magazine were invited to conduct an on-site inspection of Silverstone Coal Mine to gain insight into the actual workings of the system. The autofit system described in this article is called “Midas” system (MIDAS) in the UK, meaning "coal mining