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2013•Water Resources and Hydropower EngineeringRequires access

Study on scheme and construction technology for sealing of high pressure and large flow groundwater surge for diversion tunnel of Jinping II Hydropower Station

Yuan Li

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Abstract

The concept and scheme for successfully sealing high pressure and large flow groundwater surge of 1 m3/s occurred in the diversion tunnel of Jinping Ⅱ Hydropower Station are mainly expatiated herein,and then the important technical breakthroughs such as placement of cover-weight concrete,forced drainage with caisson,proportion control on the special additive materials for sealing groundwater surges with various inflows,etc.are introduced as well.

About this research paper

What this paper is about

The concept and scheme for successfully sealing high pressure and large flow groundwater surge of 1 m3/s occurred in the diversion tunnel of Jinping Ⅱ Hydropower Station are mainly expatiated herein,and then the important technical breakthroughs such as placement of cover-weight concrete,forced drainage with caisson,proportion control on the special additive materials for sealing groundwater surges with various inflows,etc.are introduced as well.

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Available abstract

The concept and scheme for successfully sealing high pressure and large flow groundwater surge of 1 m3/s occurred in the diversion tunnel of Jinping Ⅱ Hydropower Station are mainly expatiated herein,and then the important technical breakthroughs such as placement of cover-weight concrete,forced drainage with caisson,proportion control on the special additive materials for sealing groundwater surges with various inflows,etc.are introduced as well.

Key concepts: Hydropower, Surge, Water diversion, Surge tank, Engineering, Drainage, Groundwater, Caisson

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Study on scheme and construction technology for sealing of high pressure and large flow groundwater surge for diversion tunnel of Jinping II Hydropower Station — Research Paper | ScholarLens