船閘閘首 的英文怎麼說
中文拼音 [chuánzházháshǒu]
船閘閘首
英文
head bay of lock-
Chapter two ascertains main technological factor of dong gou lock reconstructing, including forecast the cargo and volume through the lock to reason about representative type of vessel designed for through the lock and its operation organize. chapter three design the renovate engineering through ascertaining the main technological factor scale of the lock, dimension, designed water level and altitude, including design of structure of the lock, lock chamber and lock gate, and select the main technological factor and pattern of headstock gear. chapter four draws a comprehensive compare of the two design scheme of the renovate project with engineering project economy evaluation method, and makes out the recommended scheme, and furthermore, to calculate the economic evaluation index of the recommended scheme and makes the economic sensitivity analysis of the scheme and finally demonstrate economic feasibility of the scheme
本論文共分四章：第一章主要介紹了原東溝船閘的地理位置和營運現狀，說明了船閘在航道建設和水資源綜合利用中的作用及東溝船閘改造的必要性；第二章東溝船閘改造的主要技術因素確定其中包括東溝船閘過閘貨種和貨運量發展的預測，並確定東溝船閘的設計代表船型及營運組織；第三章東溝船閘改造工程設計本章通過船閘改造工程主要技術參數：船閘規模、尺度、設計水位和高程等的確定，設計了二個船閘改造方案，包括鋼筋混凝土整體塢式閘首結構、閘室和閘門的設計，並選定了啟閉機的主要技術參數和型式；第四章採用了工程項目經濟評估方法對東溝船閘改造工程二個設計方案進行全面綜合比較后，確定了推薦方案。Underground headstock gear and later construction of preset double joint were implemented, which achieved satisfactory results, and thus may serve as a reference for lock design under similar conditions
該船閘閘首採用地下式啟閉機房和底板預留寬縫後期施工，且在施工過程進行了計算機模擬模擬研究，所有這些方面均取得了較好的效果，可供具有類似條件的船閘設計時參考。Uses and traits of three - dimensional gis were fully comprehended and contrasted, and we completed simulation display and real time information search. flow field situation can be seen through flying route and figures from different direction. raising visibility and simulation level is beneficial to promote the advance of navigation lock hydraulics
對三維gis軟體的功能特點進行了充分了解和對比分析，並首次將三維gis功能用於船閘引航道水流模擬顯示與信息查詢方面，完成了三維模擬顯示，並進行實時信息查詢，同時可通過飛行路線、不同視角來從各個角度查看流場情況。At the same time, figures involving attribute data about flow field at inlet and outlet downstream or wave motion of water at the downflow head of lock chamber of siyang navigation lock were displayed through gis application system which we developed. according to data of baoying navigation lock acquired by mathematics model, figures about velocities which have the same value, velocities toward cross direction which have the same value and flow field at inlet and outlet upstream were formed. achievement data, space information and attribute information were in connection with figure so as to search for and analysis the information, which is satisfying
同時完成了江蘇泗陽船閘下游引航道非恆定流及其改善措施的計算分析研究和寶應船閘上游引航道口門區水流條件計算分析研究，運用gis技術和所設計的gis應用系統對泗陽船閘下游引航道內流場以及下閘首水位波動情況進行信息顯示，根據對寶應船閘的計算結果生成上游引航道口門區等流速圖、橫向流速等值線圖和流場圖，使計算分析成果數據、空間信息、屬性信息與圖形顯示有機結合，便於查詢分析，效果令人滿意。Simulation and analysis of the stress influence of lock gatefloor by different construction process
不同施工過程對船閘閘首底板應力影響的模擬模擬分析Widely applied in lock heads and the lock chambers, the floor of castle structure is cracked easily
摘要塢式結構是船閘閘首或閘室常採用的一種型式，但採用這種結構形式的船閘底板容易出現裂縫。This thesis applies the technology of cad and visualkation to the research of three - dimensional design of lock structures, and primarily realizes thre & dimensional parametric design and real - time browse of lock head structures
本課題應用cad技術和可視化方法對船閘結構進行三維設計的研究，初步實現了船閘閘首結構的三維參數化設計和實時瀏覽。In combination with the construction practice of xinba lock, this paper introduces culvert construction of tile lock ' s upper lock head and preventive measures for cracks
摘要通過新壩船閘施工實踐，介紹了船閘上閘首輸水廊道施工及預防裂縫產生所採取的措施。General situation and characteristics of upper & lower lockheads design of zhuzhou navigation - power junction, and the contents and effect of simulation research on lockhead constructed on weak bed rock and ununiform rock bed are described
摘要介紹株洲航電樞紐船閘上下閘首的設計概況和特點、軟弱巖石地基和不均勻巖石地基上閘首模擬研究的內容和效果。Based on the analysis of the operation characteristics and existing problems of entrance area shiplock, this paper puts forward the ideas of increasing lock heads and implementing new operation forms, which is very important for increasing lock capacity and improving the operation situation
摘要分析口門船閘的運行特點及存在問題，提出增設閘首，實施新型運行方式的設想，對提高船閘通過能力，改善運行狀況具有十分重要的意義。Main contents of this thesis are : ( 1 ) three - dimensional parametric design of lock heal structures based on intrinsic cad - system of lock structures.,
本課題的主要工作有： （ 1 ）以原有的船閘結構cad系統為基礎，對閘首結構作三維參數化設計。Simulation and showing image of running system, so the following work must be researched : 1. firstly reliability of five - step ship gate control system scheme is analyzed applying fault tree analysis ( fta ), obtaining fault trees, and on the base of the trees, mean time between fault ( mtbf ) of different control schemes is calculated, at last several important points helping to reliability of system are obtained
首次提出了應用故障樹分析法（ fta ）對五級船閘控制系統設計方案進行可靠性分析和評估，得到故障樹分析圖。以此圖為基礎，計算出了系統在不同控制方案時的平均無故障時間（ mtbf ） ，並對主要元器件進行重要度計算，比較出它們對系統故障的影響程度。分享友人