水力工程毕业设计--混凝土重力坝_设计计算书【毕业设计（论文）】-好[精品].doc

水力工程毕业设计--混凝土重力坝_设计计算书【毕业设计（论文）】-好 Abstract The Lingjiang Hydro-junction Projects are at I level and located on the Lingjiang River And the projects are composed of the power plant dam the overflow dam the overflow dam with big orifices the overflow dam with deep orifices and the powerhouse behind dam The installed capacity is about 900000 kilowatts 6×15 ten thousand kilowatts and it is an item with synthesis benefits such as the flood prevention electricity generation irrigation shipping and cultivation It is called to be a great project for nature reform This design includes the construction diversion and the design for foundation treatment In the design we have fully proven the key position terrain landform condition in the place analysis the hydrology geology situation and the meteorological data and so on Considering the local construction condition the rests on each kind of hydraulic engineering standard we draw up the conduction current way that is to use the partition coffer dam law conduction current initially and the conduction current time interval is perennial diversion The conduction current standard is 20-year frequency flood according to the basic document Through the quantitative terms and the conduction current plan economical comparison the programmer for diversion is embankment cofferdam contracted river and the bottom orifice for releases In the design we use the rectangle diversion orifice in the diversion In the construction we determined the various types of construction machinery and the number by the calculation of works of the buildings In the closure work design we determined the different particle size and number of river materials the current situation through the river hydro calculation In the reference pit drainage design we determined the periods drainage equipment through the displacement calculation in every period In basic processing component the use of blast by bore holes to excavate the dam foundation Blasting parameters an