CAJ | 학술논문

为了缩短改绞时间,节省预算投资,利用临时凿井井架将天轮平台改造,使天轮方位角偏移11°。本文通过提出的平台天轮偏移改造技术,研究了二次改绞技术,结果表明：通过该项技术的改造成功,提高了矿井的提升能力,加快了矿井建设速度,经济效益和社会效益显著。
위료축단개교시간,절성예산투자,이용림시착정정가장천륜평태개조,사천륜방위각편이11°。본문통과제출적평태천륜편이개조기술,연구료이차개교기술,결과표명：통과해항기술적개조성공,제고료광정적제승능력,가쾌료광정건설속도,경제효익화사회효익현저。
To shorten the winch change time and save the investment budget, the author introduces the deviation transformation of sheave platform with a 11°deviation of azimuth angle by using the temporary sinking tower, which shows that the technology of second winch change not only improves the hoisting capability but also fasten the colliery construction speed with considerable economic and social benefits.