密云水库高水位运行下的溢洪道渗流分析俞建义（密云水库管理处）密云水库有三座规模较大溢洪道，是水库的太平门，总泄洪能力达１４０００多ｍ３／ｓ。在防洪运用中，除了闸门能否及时开启溢洪的重要问题外，还有闸首抗滑稳定是否足够的问题。由于溢洪道位置较高，在以前... Seepage analysis of spillway under high water level operation in Miyun Reservoir Yu Jianyi (Miyun Reservoir Management Office) Miyun Reservoir has three large spillways and is the reservoir’s spillway with a total discharge capacity of over 14,000 m3 / s. In the flood control application, besides whether the gate can open the important problem of spill in time, there is the question of whether the stability of the sluice is enough or not. Due to the high spillway location, in the past ...