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Emergency disposal method of river channel preset diversion pipe for river blocking landslide
The invention relates to the field of disposal of river blocking landslide, and particularly relates to an emergency disposal method of a river channel preset diversion pipe for river blocking landslide. The method comprises the following steps that S1, according to historical hydrological data or actually measured data, warehousing flow Q is determined after a potential landslide occurs; S2, theline and the position of a diversion pipe is designed according to the actual engineering; S3, the length and the position of a weir plug dam formed by the landslide is estimated, the length of the preset diversion pipe is determined, and it is ensured that the inlet and outlet of the diversion pipe are 10 m beyond the range of the weir plug dam; S4, the number and the diameter of the diversion pipe are determined according to the warehousing flow Q and the diversion capability of the diversion pipe; and S5, the diversion pipe under the water of the river is laid in advance before the blockingriver landslide slides. The method is simple and easy to implement, and is convenient for usage in practical engineering.
本发明涉及堵江滑坡的处置领域,具体涉及一种堵江滑坡的河道预设导流管应急处置方法。包括以下步骤:(1)根据历史水文资料或者实测资料确定潜在的滑坡发生后入库流量Q;(2)根据工程实际设计导流管路线与位置;(3)估计滑坡形成的堰塞坝长度及位置,确定预设导流管长度,保证导流管的进出口在堰塞坝范围以外10m;(4)根据入库流量Q和导流管的导流能力确定导流管的数量和直径;(5)在堵江滑坡下滑前,预先在河道水下布设导流管。本发明简单易行,便于实际工程使用。
Emergency disposal method of river channel preset diversion pipe for river blocking landslide
The invention relates to the field of disposal of river blocking landslide, and particularly relates to an emergency disposal method of a river channel preset diversion pipe for river blocking landslide. The method comprises the following steps that S1, according to historical hydrological data or actually measured data, warehousing flow Q is determined after a potential landslide occurs; S2, theline and the position of a diversion pipe is designed according to the actual engineering; S3, the length and the position of a weir plug dam formed by the landslide is estimated, the length of the preset diversion pipe is determined, and it is ensured that the inlet and outlet of the diversion pipe are 10 m beyond the range of the weir plug dam; S4, the number and the diameter of the diversion pipe are determined according to the warehousing flow Q and the diversion capability of the diversion pipe; and S5, the diversion pipe under the water of the river is laid in advance before the blockingriver landslide slides. The method is simple and easy to implement, and is convenient for usage in practical engineering.
本发明涉及堵江滑坡的处置领域,具体涉及一种堵江滑坡的河道预设导流管应急处置方法。包括以下步骤:(1)根据历史水文资料或者实测资料确定潜在的滑坡发生后入库流量Q;(2)根据工程实际设计导流管路线与位置;(3)估计滑坡形成的堰塞坝长度及位置,确定预设导流管长度,保证导流管的进出口在堰塞坝范围以外10m;(4)根据入库流量Q和导流管的导流能力确定导流管的数量和直径;(5)在堵江滑坡下滑前,预先在河道水下布设导流管。本发明简单易行,便于实际工程使用。
Emergency disposal method of river channel preset diversion pipe for river blocking landslide
一种堵江滑坡的河道预设导流管应急处置方法
ZHENG JUN (Autor:in) / DENG JIANHUI (Autor:in) / JIANG QINGHUI (Autor:in) / WANG JIONGCHAO (Autor:in) / LYU QING (Autor:in) / GUO JICHAO (Autor:in) / SUN HONGYUE (Autor:in)
29.05.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
E02B
HYDRAULIC ENGINEERING
,
Wasserbau
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