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頁籤選單縮合
題 名 | 表面波譜法 (SASW)之實務與應用=The Application of Surface Wave Prospecting Method (SASW Method) |
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作 者 | 林進興; 蘇百加; | 書刊名 | 地工技術 |
卷 期 | 86 2001.08[民90.08] |
頁 次 | 頁19-28 |
分類號 | 440.12 |
關鍵詞 | 表面波; 雷利波; 頻散曲線; Surface wave; Rayleigh wave; SASW method; MASW method; Dispersion curve; SASW; MASW; |
語 文 | 中文(Chinese) |
中文摘要 | 表面波探測法係於地表施測之非破壞性檢測法,其主要利用不同頻率之表面波有不同之影響深度之特性,以探測不同深度之S波速度層構造,其探測深度大致在50公尺以內,主要分為SASW法及MASW法,其標準之作業程序包括:(1)於測處佈設2個或多個受波器,進行雷利波量測(2)量測分析表面波之頻散曲線圖,(3)逆推出S波速度層構造,此方法淺者可檢測混凝土結構體,深者可探測出50公尺深之S波速度層構造。 |
英文摘要 | The surface wave prospecting method that conducted on the ground sruface is one of the non-dstructive testing methods. The penetrating depth of the surface wave depends on the frequency of the surface wave. By the phase velocity of the difference frequency of the surface wave, the S wave velocity structure of the sublayers could be developed. The SASW and the MASW method coud be attributed to the depth of less than several tens meters. The procedure of the surface wave prospecting is as follows:1.To layout two or many receivers on the site and conduct the Rayleigh wave measurement, 2.Dispersion curve analysis, 3.Inversion analysis of the S wave velocity structure. The surface wave prospecting method could be applied to the nondestructive testing of the RC structure in smaller scale, and S wave velocity structure down to 50m in larger scale. |
本系統中英文摘要資訊取自各篇刊載內容。