離心機模擬水文因子導致滑坡之研究 = Centrifuge Modeli...
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  • 離心機模擬水文因子導致滑坡之研究 = Centrifuge Modeling of Hydrological Effects on Slope Failure
  • 紀錄類型: 書目-語言資料,印刷品 : 單行本
    並列題名: Centrifuge Modeling of Hydrological Effects on Slope Failure
    作者: 卓越人,
    其他團體作者: 國立高雄大學
    出版地: [高雄市]
    出版者: 撰者;
    出版年: 2012[民101]
    面頁冊數: 142面圖,表 : 30公分;
    標題: 邊坡穩定
    標題: Slope Stability
    電子資源: http://handle.ncl.edu.tw/11296/ndltd/00752731043565561738
    附註: 參考書目:面120-125
    附註: 103年12月16日公開
    摘要註: 台灣地形多高山丘陵、地質年輕且破碎,又位於季風帶年雨量豐沛,每逢颱風季節經常有豪雨發生,造成人民生命安全的危害及經濟的損失,而坡地災害與降雨及地下水等水文因子有著密切關係。基此,結合降雨及地下水等水文因子對於邊坡穩定影響之研究實有必要。有別於傳統小尺寸模型試體無法真實模擬原型應力場之限制,利用自主研發之水文環境試驗箱結合地工離心機進行邊坡模型試驗,以探討地下水滲流及降雨入滲等水文因子誘發邊坡崩塌之行為,進而探討崩塌規模與水文效應之關係,以提供未來坡地災害預警之用。由試驗結果得知,地下水入滲誘發破壞之水頭、降雨入滲誘發破壞之延時、邊坡崩塌規模與土壤組成顆粒有密切關係,因水入滲機制不同,邊坡崩塌型式也有所不同,地下水誘發之破壞屬深層滑動,降雨入滲誘發之破壞屬淺層崩塌。此外,本研究另將土壤性質參數匯入數值軟體進行模擬分析,其結果與離心模型試驗結果吻合,可確立離心機試驗結果之可靠度。 Taiwan is an island with abundant of rainfall. The torrential rainfall accompanied with typhoons frequently causes the rise of groundwater level, the increase of slope soil moisture and the pore water pressure so as to degrade the slope stability. Moreover, Taiwan is located at the compressing zone of the Eurasia plate and Philippine plate, with abundant of mountainous topography and poor geological conditions. Therefore, slopeland disasters often occur in Taiwan and result in the loss of lives and economic damage. Based on the aforementioned reasons, research to integrate the effects of hydrological, topographic, and geological factors on slope stability is very important. Different from the traditional limited stress scale studies, on the basis of the achievements of previous modeling tests, this study is going to utilize the self-developed hydrological environment testing box for slope model tests on the geotechnical centrifuge. The test results will be analyzed to research the influence of groundwater seepage and rainfall infiltration to slope failures, so as to investigate the relationship between slope instability and hydrological effects.
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310002501842 博碩士論文區(二樓) 不外借資料 學位論文 TH 008M/0019 541606 2148 2012 一般使用(Normal) 在架 0
310002501859 博碩士論文區(二樓) 不外借資料 學位論文 TH 008M/0019 541606 2148 2012 c.2 一般使用(Normal) 在架 0
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