scouring reservoir 中文意思是什麼
scouring reservoir
解釋
洗槽, 清凈槽-
In this paper, the deposition evolution process in qtx reservoir are studied, the incoming water and sediment, the operation data, and the time and space distribution of longitudinal and lateral sedimentation in reservoir are analyzed in detail, and the longitudinal scouring and sedimentation and lateral deformation law in reservoir tidal flat and mainstream under different operation way are summarized in every operation period
本文以黃河青銅峽水利水電樞紐工程水庫淤積演變過程為研究對象，對青銅峽水庫來水來沙組成、水庫運行資料、水庫縱橫向泥沙淤積時空分佈等進行了較詳細的分析，總結了青銅峽水庫各個運行時期不同運行方式下水庫灘槽縱向沖淤和橫向變形規律。 -
Based on the topographic features and data of sediment particle size of bed load at the fluctuating backwater reach of liujiaxia reservoir, the streamwise variation and variation process of median diameter of bed load during silting and scouring periods of the fluctuating backwater reach are analyzed, and it can be seen that the turning point for the sediment diameter variation from coarse to fine is located at the outlet of shigou gorge of the fluctuating backwater reach
摘要根據劉家峽水庫變動回水區的河段地形特徵和歷年河床質泥沙粒徑級配資料，分析了變動回水區河段淤積和沖刷時，河床質泥沙中值粒徑的沿程變化和歷年河床質泥沙中值粒徑變化過程，並指出粒徑分佈由粗變細的轉折點在變動回水區寺溝峽峽口處。 -
Numerical model of sediment scouring and deposition in qingtongxia reservoir
張峰水庫泥沙沖淤計算數學模型 -
The deformation situation of scouring and sedimentation in reservoir have a direct impact on the reservoir ' s lifespan, and even threat to the safety of the darn, while affect whether the reservoir can make full use of expecting multi - efficiency
水庫泥沙沖淤變形狀況直接影響到水庫的壽命甚至威脅到大壩的安全，也同時影響到水庫能否充分發揮預期綜合利用效益。 -
At last, the scouring and sedimentation process of qtx reservoir at different operation way are calculated and forecasted by using of this model, the problems existing on operation way are pointed out, and the optimum adjusting water and sediment operation way in the future are put forward
最後利用該模型對青銅峽水庫不同運用方式的水庫泥沙沖淤過程進行預測計算，指出了青銅峽水庫以往運行方式上存在的問題，提出了今後水庫最佳調水調沙運用方式。 -
When xiaolangdi project completed and put into orperation, the inflow of water and sediment condition will be changed because of the regulation of the reservoir. especially the initial 14 years, the reservoir will hold up sediment and release clear water, which may affect the river sections in henan province, especially the wandering sections. it will result in changes of flow state and endangering the water works, because the longitudinal addend by scouring and lateral slope failure
小浪底水庫建成運用后，通過水庫的調水調沙，改變了黃河下游的來水來沙條件，尤其是運用的前14年處于攔沙期，下泄清水，對河南河道的影響最為劇烈，對游蕩性河段的河勢變化將產生很大影響，河道縱向沖刷下切，橫向灘岸坍塌，工程出險將大量增加。 -
Based on the hydrodynamic theory, the riverbed deformation process of all reservoir area during long duration is investigated by using of computer numerical simulation. in the meantime, based on one dimensional sediment model, the simulation of the longitudinal scouring and sedimentation and lateral deformation in reservoir tidal flat and mainstream are researched. the quasi - two dimensional sediment numerical model forecasting longitudinal scouring and sedimentation and lateral deformation in reservoir and river are established
應用水動力學理論，以計算機數值模擬為手段，主要考慮長歷時全庫段的河床變形過程，在一維泥沙數學模型基礎上，同時考慮水庫灘槽縱向沖淤和橫向變形的模擬，著重建立可以預測水庫及河道縱向沖淤及橫向變形的準二維泥沙數學模型。 -
The results show that reducing the water level of dam front can regulate the location of scour and fill of reservoir area and be advantageous to scouring of reservoir area, reducing the elevation of tongguan, especially to the scour of channel in reservoir region and the elevation reduction of tongguan under the favorable conditions of sediment discharge
試驗結果表明，降低壩前水位可以調整庫區淤積部位，有利於庫區的沖刷和降低潼關高程，但有利的水沙條件對庫區河道的沖刷和降低潼關高程更明顯。
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