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RESEACH ON THE METHOD PREDICTING THE PILE QUALITY IN UNDISCOVERED DISTRICT WITH ULTRASONIC
Author(s): 
Pages: 240-245
Year: Issue:  z1
Journal: GUIZHOU SCIENCE

Keyword:  桩基超声波回归分析灰色理论三次样条;
Abstract: 理论上讲,以桩基超声波测试评价桩身混凝土质量时,如果桩身所有截面的声学参数都能够通过测试获取,其评价结果也将可靠,但在实际测试中,尚有大量未知区域不能测得.本文针对这种情况,提出了以回归分析、灰色理论和三次样条函数预测未知区域混凝土质量的3种方法,结果表明,三次样条法适用前景较好.
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