hydraulic element 中文意思是什麼

hydraulic element 解釋
水力要素
  • hydraulic : adj. 1. 水力的,液力的;用水發動的。2. 液壓的,水壓的。3. 水力學的。4. 【建築】水硬的。adv. -lically
  • element : n 1 要素;成分;(構成)部分;分子。2 【化學】元素;【數學】元,素;【機械工程】單元;單體;【無...
  1. In this paper, 3d nonlinear finite element model is used to analyze the stability of side slope of baise hydraulic power plant ' s tail channel, and the result to be given for consulting

    本文主要應用三維非線性有限元對百色水電站尾水渠高邊坡進行靜、動力穩定性分析,並對結果進行分析,給出供工程設計的參考意見。
  2. Abstract : this paper describes reliability trial methods for hydraulic pumps that meet different requirements. the methodology is concerned with part fatigue, part wear, whole element wear and whole element sequential sampling life length

    文摘:描述了適合不同要求下的液壓泵可靠性試驗方法,包括部件疲勞、部件磨損、整機序貫壽命和整機磨損四種可靠性試驗方法。
  3. Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  4. Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    文摘:基於現有的試驗資料,高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發,利用積分中值定理和疊加原理,推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式,對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別,並建議應從概念設計的角度出發,採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  5. So according to the technology regulation of reclamation engineering, hydraulic calculation must be carried out in the design of final closure. this paper firstly introduces the progression and present situation of reclamation engineering, emphasizing on the features of present reclamation and on the experiences and theories of home and abroad ; using fortran perfects the hydraulic calculation program of the closure and makes the program to meet different conditions ( such as considering flood, the variation of time interval, multi - entrance, multi - reservoir capacity ), and after comparing and analyzing a great deal of schemes, the reasonable computation scheme was brought up ; the interface of the program was carried out by the programming language vb to make the process of calculation become easier and more distinct, so the result can be analyzed and handled more directly ; vb is used in the later management of the result to plot the graphic chart of the isoline of the maximum of hydraulic element ( the velocity of flow, the drop height and the rate of flow ) automatically ; finally it was applied in the reclamation project of dongbidao of fuqing

    本文首先介紹圍海工程的發展進程與國內外圍海的開發現狀,重點介紹了我國目前圍海工程的特點及在圍海工程實踐中積累的經驗和理論;利用fortran語言完善堵口工程龍口水力計算程序,使程序可以滿足圍海工程復雜工況下(如考慮內港洪水、計算時段的變化、多口門、多庫容、多水閘)的龍口水力計算,並進行大量方案的比較和分析,提出合理計算方案;利用面向對象的可視化編程語言vb進行界面開發,使計算過程有良好的人機界面,更直觀地對計算結果進行分析和處理;計算結果的后處理採用vb編程實現龍口水力要素最大值等值線圖的繪制;並運用所編軟體對福建省福清市東壁島圍墾工程進行龍口水力計算,為堵口合龍提供科學依據。
  6. Obtain these chief research achievements. ( 1 ) the method of hydraulic fracturing, kaiser effect experiment and the finite element numerical simulation computation results, the direction of maximum horizontal principal stress intersect the small - angle of tunnel axial line, it is favorable to the stability of tunnel peripheral rock ; according to the test rust of field stress - relief method, at the present time, zhe gu mount tunnel have n ' t access to high crustal stress site, maximum principal stress magnitude is 17mpa ~ 20mpa

    主要獲得以下研究成果: ( 1 )綜合水壓致裂法、室內巖石kaiser效應試驗和有限元數值模擬計算研究成果,最大水平主應力方向與隧道洞軸線小角度相交,對隧道圍巖穩定性有利;根據現場應力解除法測試結果,目前鷓鴣山隧道尚未進入高地應力段,最大主應力量級為17mpa 20mpa 。
  7. A nonlinear equation of fluid - solid coupling for vibration of hydraulic - turbines was developed based on finite element method

    文中基於有限元法建立水力機組流固耦合振動的控制方程。
  8. Nonlinear finite element analysis on whole hydraulic support

    液壓支架整架非線性有限元分析
  9. Finite element analysis on sealing cover of dwx hydraulic prop

    型液壓支柱密封蓋的有限元分析
  10. In chapter 4, the model - building principle and calculating method of finite element dynamic analysis for large - sized assembled structure are discussed. the substructure model for hydropower house vibration analysis is established to obtain precise modal of generator floor. the harmonic vibration assumption is adopted to calculate house structure ' s dynamic response from hydraulic excitation force of hydraulic turbine generator unit

    第四章討論了大型組合結構有限元動力分析的建模原則和計算方法,建立水電站廠房振動分析的下部結構模型,對巖灘廠房進行整體模態分析,較準確地得出發電機層樓板自振特性;同時引進簡諧振動假定,迸行了機組水力振動作用下的廠房結構的動力響應分析。
  11. Gao dian ? rong, wang yi ? qun. finite element investigation of flow in hydraulic cone j. machine tool & hydraulics, 2000 ( 2 ) : 1214

    高殿榮,王益群.液壓錐閥流場的有限元解析j .機床與液壓, 2000 ( 2 ) : 1214
  12. A transparent model is used to make the deflection jet board grounded on the inhere enlarged dimensions. the finished experiments are conducted to catch the flow rate directions and the situation of cavitation using a high - speed video cameras. in this paper, the finite element analysis and visualiation research of servo valve prestage jet flow field are carried out, which establish the theoretical foundation for mathematical model of servo valve prestage and the whole mathematical model of hydraulic servo valve

    在對射流前置級驅動的伺服閥射流流場數值模擬的基礎上,用有機玻璃在偏導射流板原始尺寸的基礎上進行了擴大,製作了透明的偏導射流板,運用高速攝像機、液壓泵站等組成了可視化實驗系統,對射流流場的流速方向、渦流、氣穴等現象進行了多方位的觀測,並通過對接收管接收壓力的測試,對流場分析結果進行了驗證。
  13. Hydraulic pound, vibrate, noise and cavitation are the main difficult problems in water hydraulic valves, and finite element numerical analysis is proved to be an effective computational method, so numerical simulation and visualizing research on the flow field in water hydraulic valves by applying finite volume method is very important

    水壓閥中的液壓沖擊、振動、噪聲以及水壓閥中的氣蝕是研製水壓閥存在的主要難題,而有限體積數值計算方法又被證實是一種可行而有效的流場計演算法,因此應用有限體積法對水壓閥閥道內流場進行數值模擬和可視化研究,是非常有意義,也是非常重要的。
  14. In this dissertation, the author presents a model of transforming element fracture net into element equivalent hydraulic conductivity tensor. this model can effectively reflect the obvious anisotropy and non - homogeneity of fracture rock seepage and makes it easier to simulate the various aperture fissure and display the fundamental characteristics of discrete fissure net. in addition, the model is can also make the best use of the sound theoretic foundation of equivalent continuum model

    < wp = 5 > 5 、本文提出將單元裂隙網路轉化為等效單元滲透張量的裂隙網路轉換模型(單元網路模型) ,具有真正體現裂隙巖體滲流明顯的各向異性和顯著的非均質性、易於模擬變隙寬裂隙、基本顯示巖體裂隙網路滲流的基本特點、充分利用連續介質模型雄厚的理論基礎等特點。
  15. Implement technique of virtual reality model library of hydraulic element

    設備展示技術的實現
  16. Elements ( temperature controller 、 hydraulic element 、 pc controller etc. ) were name brand products from abroad

    主要元氣件(溫控表、液壓元器件、 pc控制器等)均採用進口名牌產品。
  17. Abstract : the paper gives an introduction about the hydraulic element ' s testing system of coal mining machinery, and analyzes experimental method and results

    文摘:介紹了採煤機主要液壓元件的測試系統,並對測試方法、測試結果進行分析。
  18. They differs much from the traditional hydraulic element both in mechanics and in principle. the fresh thought and cute method used in these pumps make them work better and contribute more to the operation of the fule system

    這些新型的液壓元件與我們傳統使用的液壓元件不論在機構形式還是在原理上都有很大的不同,其中包括有許多新的設計思想和巧妙的構造。
  19. Abstract : this paper introduce the cleaning technology of the processing hydraulic element and the application of the water base metallic detergent. this technology will to improve the quality of the hydraulic element

    文摘:通過對液壓件生產中清洗工藝的論述及水基金屬清洗劑的應用和試驗,闡明了液壓元件的清洗工藝過程及清洗劑的選用,為液壓元件上等級提供了技術保證。
  20. Although there are many papers on the numerical analysis of hydraulic - element flow fields, and make a good effect on improving the element properties, usually they only study steady flow field, which can not describe the whole moving process of hydraulic elements

    液壓元件內動邊界流場的模擬,是了解與改進元件參數性能最有力的手段。以往液壓元件內流場的數值模擬,僅限於穩態流場,它不能反映運動的全過程。
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