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요약정보
地浸采铀水平井过滤器建造技术研究 / Filter Construction Technology of Horizontal Well for In-situ Leaching of Uranium
Resource Type
Academic Journal
Authors
李坡
;
周根茂
;
李召坤
;
牛庆和
;
杨睿
;
赵利信
;
LI Po
;
ZHOU Genmao
;
LI Zhaokun
;
NIU Qinghe
;
YANG Rui
;
ZHAO Lixin
Source
铀矿冶 / Uranium Mining and Metallurgy
. 41(3):215-223
Subject
地浸采铀
水平井
割缝过滤器
注液
Language
Chinese
ISSN
1000-8063
Online Access
Find it @ DONGA
초록
为研究水平井技术在中国超深砂岩铀矿地浸采铀领域的可行性,研制了6种规格N80材质的割缝过滤器,其抗压强度均满足某矿床地浸采铀水平井的设计要求.选取规格φ104 mm、割缝数304条/m、缝宽0.6 mm的过滤器进行数值建模分析和室内长距离注水试验,结果表明:该过滤器在0~9.6 m距离内,溶液压力稳定、全段几乎无压降,可实现水平井均匀布液.割缝过滤器在新疆某矿床地浸采铀水平井的现场试验表明,水平井注液量为23.61 m3/h;按水平段距离布置5口注液直井计,相当于直井单孔注液量为4.72 m3/h,其注液量较常规直井提高1倍.
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