Transactions of Nonferrous Metals Society of China The Chinese Journal of Nonferrous Metals

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中國有色金屬學(xué)報(bào)(英文版)

Transactions of Nonferrous Metals Society of China

Vol. 8    No. 2    June 1998

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STRESS AND ENERGY TRANSFER OF WATER COUPLING BLASTING
Zhang Qiang1  Li Xibing2  Zhu Fangcai2 and Chen Shouru2

1.Beijing General Research Institute of Mining&Metallurgy,Beijing100044, P. R. China;
2.Central South University of Technology, Changsha 410083, P. R. China

Abstract:Using the equivalent wave impedance method, the numerical analyses were given about uncoupling coefficient’s effects on transfer course of explosive pressure and energy on hole wall in water coupling blasting. The result was verified by the experiments of blasting fragmentation and fracture law on water coupling blasting at different coupling coefficients. This result is valuable to the project design on water coupling  blasting under different conditions.

 

Key words: water coupling blasting equivalent wave impedance method match of explosive and rock  fragmentation experiment fracture law experiment

ISSN 1004-0609
CN 43-1238/TG
CODEN: ZYJXFK

ISSN 1003-6326
CN 43-1239/TG
CODEN: TNMCEW

主管:中國科學(xué)技術(shù)協(xié)會 主辦:中國有色金屬學(xué)會 承辦:中南大學(xué)
湘ICP備09001153號 版權(quán)所有:《中國有色金屬學(xué)報(bào)》編輯部
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