CAJ | 학술논문

地面沉降是控制高速铁路安全运营的关键问题。因此，查明地面沉降对高速铁路安全运营的影响有着重要的理论和实际意义。本文针对郑徐高铁商丘段地面沉降情况，调查收集了铁路沿线地下水开采利用情况以及地面沉降的现状，在此基础上，采用?Visual?Modflow?软件在现状开采条件下对研究区地下水位变化进行数值模拟。同时，结合该地区地面沉降量与地下水位变化间的相互关系，计算出不同开采量、开采时间下的地面沉降量，得出了郑徐高铁穿过部位的预测沉降量，为高铁安全运营采取处理对策提供了依据。
지면침강시공제고속철로안전운영적관건문제。인차，사명지면침강대고속철로안전운영적영향유착중요적이론화실제의의。본문침대정서고철상구단지면침강정황，조사수집료철로연선지하수개채이용정황이급지면침강적현상，재차기출상，채용?Visual?Modflow?연건재현상개채조건하대연구구지하수위변화진행수치모의。동시，결합해지구지면침강량여지하수위변화간적상호관계，계산출불동개채량、개채시간하적지면침강량，득출료정서고철천과부위적예측침강량，위고철안전운영채취처리대책제공료의거。
The?first?issue?to?control?the?safety?of?high-speed?railway?operation?is?to?solve?the?problem?of?regional?land?subsidence.?So,?it?has?great?significance?in?theory?and?practice?to?research?the?regional?ground?subsidence?along?the?railway?line.?In?view?of?the?land?subsidence?of?Zhengzhou-Xuzhou?High-speed?Railway?(ZXHR),?the?situation?of?groundwater?exploitation?and?land?subsidence?is?investigation?and?collected.?The?numerical?simulation?research?on?groundwater?level?changes?caused?by?ground?water?exploitation?was?carried?on?with?Visual?Modflow.?Based?on?the?research?above,?according?to?the?correlation?between?land?subsidence?and?groundwater?exploitation?amount?were?calculated?and?the?land?subsidence?amplitude?and?velocity?under?ZXHR?were?predicted.?The?countermeasures?can?be?supplied?for?the?safety?of?high-speed?railway.