過水圍堰 的英文怎麼說
中文拼音 [guòshuǐwéiyàn]
過水圍堰
英文
overflow cofferdam-
During bank slope excavation in cofferdam in a harbor construction, the work had to be suspended due to water leakage ( river water and ground water ) into the foundation pit
摘要某碼頭工程在採用圍堰進行岸坡開挖過程中，受江水和地下水位的影響，基坑內有水滲入導致工程無法進行。It elucidates the grade and layout of the construction diversion structures, testifies the technical rationality and economic advisability that the alternative of the cofferdam uses to dam up the discharge ( p = 10 %, q = 275. 2m3 / s ) during the post - flood period, was made by hydraulic calculation, structural design, investment comparison, progress analysis and investment risk analysis
文中說明了施工導流建築物的等級、水工布置。通過水力學計算、結構設計、導流方案投資比較、進度分析和投資風險分析，說明了四湖溝水利樞紐工程採用圍堰擋汛后時段洪水導流方案的合理性和經濟性，為施工決策提供理論依據。It founds natural heightening theory for warping dams and puts forward specific way of diversion, measures for preventing dam eroded and design for energy dissipation and flood storage of cofferdams and sedimentation and dewatering through exploration and study on deposition in front of natural formed dam and the techniques of building dam through hydraulic filling
通過對天然聚湫壩體前的淤積和「水力沖填」築壩技術的探索和研究，創立了淤地壩壩體自然加高的理論，並提出了具體的導流方式、壩體防沖措施及圍堰消能蓄洪、留淤脫水設計。Overflow cofferdam and iversion tunnel are used offen to diverse the flow especialy where or the river discharge changing widely. there are many rivers in mountainous area in our country, so this kind of cofferdam is used relatively frequently in river divertion during construction
過水圍堰和導流隧洞相結合的導流方式對于流量季節性變化懸殊的河流具有一定的適用性。我國的山區性河流較多，因此這種圍堰過流的導流方式在施工導流工程中較為常用。From the engineering practice in instability and failure of protective facing of overflow rock fill cofferdam, this article discussed the causes of formation of instability and failure of wire - caged protective facing and analyzed the primary factors and critical conditions of instability and failure based on model experiments
摘要從過水堆石圍堰護面失穩破壞的工程實踐出發，探討了鉛絲籠護面失穩破壞的成因，在模型試驗的基礎上，分析了影響鉛絲籠護面穩定的主要因素及失穩破壞的臨界水力條件。At first, i analyses the geological characters, and studies the procedure of the construction of deep water pile foundation of the highway bridges. then i put forward two programs of the construction in this condition : one is the construction of the steel round the barrage before the bore peg ' s, the other is on the contrary, and compare the shortcomings and the advantages of those
本文通過對巖溶地區公路橋梁深水樁基礎施工的地質特徵分析，研究了深水樁基施工程序，提出了在巖溶地質條件下先下鋼圍堰后施工鉆孔樁和先成樁后施工鋼圍堰的兩種施工方案，並對兩方案的優缺點進行了分析比較。( 2 ) validate whether the crest elevation can meet the require of energy dissipation and erosion prevention during the beginning period of flood discharge. ( 3 ) calculate the altitude of downriver cofferdam, and make it meet the require of energy dissipation and erosion prevention. ( 4 ) calculate some average velocity of flow through some sections, including contracted section in stilling basins behind upriver cofferdam, if the hydraulic jump happen in lower reaches of the river. the program will calculate the average velocity of flow of contracted section and the length of the apron
主要設計內容包括：計算上游圍堰后消力池的尺寸；驗證泄洪初期壩面高程是否能夠滿足消能防沖需要；計算下游圍堰堰頂高程，使其滿足泄洪期圍堰和壩體過流的消能防沖和工程進度的需要；計算部分斷面平均流速，包括：上游圍堰后消力池中收縮斷面的斷面平均流速；壩首和壩末的斷面平均流速；當下遊河道發生水躍時，計算下遊河道的收縮斷面平均流速及需要鋪設護坦的長度。Applying the energy equation and boundary layer theory, this article also analyzed the relationship of energy transformation of overflow, and obtained the experience index and formula of instability critical conditions
並應用水流能量方程和邊界層理淪，研究了圍堰過水時的水流能量轉換關系，得到了穩臨界條件的指標和經驗判別式。With reference to the hydrologic data and geologic conditions of the changjiang river over the years, this paper analyzes the features of and key technical problems to be resolved in the construction of in - water pier foundations in the north river branch of tianxingzhou changjiang river bridge. accounts for the construction organization principle preparation and construction implementation of the foundations, comparison and selection of working platform and steel cofferdam to be used at each pier site, and also summarizes the construction methods for the deep water steel cofferdams of the bridge
摘要根據長江歷年水文資料、地質情況，分析了天興洲長江大橋北汊水中墩基礎施工的工程特點和要解決的關鍵技術，介紹了施工組織的原則制定和實施過程、各墩位平臺及圍堰的方案比選，總結了該橋深水鋼圍堰的施工方法。Through the analysis on the process of change claim on construction of temporary cofferdam for the downstream leading channel of jinghong hydropower station, the full process of how to make the application for change of construction project based on the change between the actual construction condition and the construction condition during bidding and how to realize the approval of the quotation of contract change is described herein for the construction enterprise, and then some viewpoints on the management and utilization of the relevant talent resources are put forward as well
摘要工程索賠是一項知識和技術面很廣，復雜而又系統性很強的工作，文中通過分析景洪水電站下游引航道圍堰變更索賠過程，說明施工單位如何根據實際施工條件和投標時施工條件的改變，提出變更立項申請，實現變更報價審批的過程，同時在人才資源的管理和利用上提出一些見解。In this paper a date from some real projects are used to analyse the facors that will affect the energy dissipation and erosion prevention. such as flood discharge across the cofferdam, crest elevation, downriver cofferdam, roughness coefficient and the gradient of the surface of dam, and so on. in this paper, the program based on hydraulics is checkout by the tankeng waterpower project in zhejiang. the results prove that this program can be used to design any project where there is no obvious side shrinking phenomena
本文結合工程實際對影響圍堰和壩體消能防沖的各種因素，包括過堰流量、壩面高程、下游圍堰堰頂高程、壩面糙率、壩面坡度等進行了分析，並藉助水力學知識和計算機語言編寫了圍堰和壩體的優化計算程序，並利用浙江灘坑水電站工程對所提出優化計算程序進行了驗證，證明了該程序在沒有明顯的側收縮的影響下，計算結果與實際情況較為吻合。In consideration of the hydrological and meteorological conditions, the construction characteristics, and the temperature control standard of rcc for cofferdams on upper and lower reaches and for right dam sections, an introduction was given to special temperature control and management measures adopted in rcc construction of longitudinal cofferdams at jinghong hydropower station during the high temperature period
摘要針對景洪水電站水文氣象條件、施工特點，以及上下游圍堰和右沖壩段碾壓混凝土溫度控制標準，介紹景洪水電站縱向圍堰高溫季節碾壓混凝土施工過程中採取的具體溫控措施，以及業主在溫控組織管理工作中採取的措施。分享友人