dam operation 中文意思是什麼

dam operation 解釋
水壩式經營法
  • dam : n 1 水閘,壩,堰。2 壩中的水。3 【礦物】坑道堰。4 (牙科用的)橡皮障。5 〈比喻〉障礙。vt 1 築水閘...
  • operation : n 1 動作,行動,活動;業務,工作;作用。2 效果,效力;有效范圍,有效期間。4 【數學】運算;【醫學...
  1. According to this, the temperature field stress field and autogeny body - expand - deformation field of yangchun arch dam during construction arid operation period are analyzed, thus many significant conclusions are got for reference

    由此,模擬分析了陽春拱壩施工期和運行期溫度場、自生體積膨脹變形場及應力場,得到了一些有參考意義的結論。
  2. The figure with bandaged foot seated on a clay hummock between the dam and these dedicated workers, was irrelevant to their whole delicate operation.

    他包著腳坐在大壩和這些獻身者之間的一座小丘上,與他們這一考慮周到的行動毫不相干。
  3. In second part, the feasibility and necessity that a internuncial line of the railroad hinge ( lishu bay - cai yuan dam ) participate in new no. 1 light railway in chongqing is analyzed, at the point of technology and economy, at the same time, the pattern of operation and management is being probed. at last, the methods of joining and transferring among state railway. outskirts railway and routine public traffic is been analyzed

    本文第二部分對重慶鐵路樞紐內梨樹灣至菜園壩一條重要聯絡線參與重慶輕軌交通新號線進行研究,首先介紹重慶市客運現狀和交通路網現狀,結合重慶市鐵路樞紐的調整規劃,通過對梨菜線參與城市軌道交通的幾種運營模式和管理模式的比較,提出了一個比較適合重慶市特點的運營管理方案,並從技術、經濟、政策方面分析了其可能性和可行性。
  4. In this article, according to heat conduction theory, elastic creep theory and finite element theory, the temperature field and creep stress field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field and creep stress field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress in the arch dam are also considered

    論文根據熱傳導理論、彈性徐變理論及有限元理論,用三維有限元浮動網格法對拱壩施工期和運行期溫度場、徐變應力場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場、徐變應力場的分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工間隙時間、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度應力的影響。
  5. By the analysis and study, it is showed that : 1 ) the lower weihe river main channel was at a balanceable state between aggradation and degradation and floodplain of the lower weihe river is a tiny aggradation state before the construction of the sanmenxia dam ; 2 ) the severe aggradation of the lower weihe river bed is mainly caused by the increasing riverbed elevation at tongguan after the construction of the sanmenxia dam ; 3 ) the main reason leading to the increasing riverbed elevation at tongguan is the unreasonable operation of the sanmenxia reservoir ; 4 ) the rate of the riverbed aggradation at tongguan reach and the lower weihe river reach are speeded by adverse condition of incoming water and sediment recently

    然後以實測資料為基礎分析研究了三門峽建庫前後潼關高程的變化規律以及渭河下遊河道的沖淤演變規律,分析研究表明:建庫前渭河下游主槽處于動態沖淤平衡狀態,灘地處于微淤狀態;建庫后,渭河下遊河道發生嚴重淤積主要是由於潼關高程的抬升造成的;潼關高程的抬升主要是由於三門峽水庫的不合理運用造成的,近期不利的水沙條件加劇了潼關河床的抬升速度和渭河下游的淤積。
  6. Combined with practical data of shannxi lin hekou hydropower plant, the temperature filed of m and n schemes during construction and operation are simulated and analyzed. the isoline map of stable temperature field of the arch crest girder section and the vertical section in the center of arch dam, the isoline map of unstable temperature field of the arch crest girder section and the vertical section in the center of arch darn during construction and operation and the maximal and minimal temperature value during construction and operation are provided. the distribution law of temperature in the dam and the form reason of high - temperature zone are analyzed and the effect and feasibility of cooling and the zone of cooling are discussed

    結合陜西藺河口水電站工程實際資料,對m方案和n方案溫度場進行了施工期和運行期全過程模擬計算分析,給出了拱冠梁剖面和壩體中心縱剖面準穩定溫度場等值線圖以及施工期、運行期拱冠梁剖面和壩體中心縱剖面非穩定溫度場等值線圖,提供了施工期逐月和運行期每年最高、最低溫度等成果,分析了壩體溫度分佈規律以及高溫區形成的原因,並探討了預埋冷卻水管的效果和可行性以及預埋冷卻水管的區域。
  7. Because of the complexity of calculation result data, and in order to simplify the analysis of results, this paper only provides annual temperature isoline map of february, may, august and november during construction, temperature isoline map of the first, fifth, tenth, twentieth and thirtieth year during operation, duration curve of temperature and stress of typical point at different elevation, the maximal stress distribution along dam height, point at different elevation, the maximal stress distribution along dam height, and the maximal and minimal temperature and the maximal tensive stress and its position of every month

    因計算結果數據量非常大,為便於成果分析,本文僅給出施工期每年2 、 5 、 8 、 11月份和運行期第1 、 5 、 10 、 20 、 30年的溫度等值線圖,壩體不同高程典型點溫度和應力歷時曲線圖,最大應力沿壩高分布圖,逐月最高、最低溫度和最大拉應力值及相應的位置等。
  8. It gives some suggestions that should be noticed during the operation management if the rubber dam. it also introduces some simple dam bag repairing technologies. this article is also of some reference value for scientifically running the rubber dam and expanding its life span

    本文還對在通航水域設計建造橡膠壩的安全防護設施進行了探討;對橡膠壩在運行管理中應注意的事項提出了建議,並介紹了簡單實用的壩袋搶修技術,對指導橡膠壩科學運行管理,提高橡膠壩的使用壽命具有借鑒作用。
  9. In order to simulate the construction process and the effect of concrete pouring temperature and outside temperature on temperature field and thermal stress field in the dam, temperature field and thermal stress field are calculated layer by layer. the calculation step during construction is 0. 25 day, and during operation the diffusion of hydration heat of concrete is over and elastic modulus is basically stable, changeable step is used

    為了研究施工進度、混凝土澆築溫度、外界溫度對壩體溫度場和應力場的影響,按碾壓混凝土施工方法每澆築一層(層厚0 . 3m ,澆築時間6小時)計算一次溫度場和應力場,這樣,施工期計算步長為0 . 25天,運行期因混凝土水化發熱已結束,且彈模基本穩定,故採用變步長計算。
  10. " field observation of high rock - fill dams and feedback data analysis " and " dynamic analysis of high earth and rock - fill dams and aseismatic measures ", the concepts and methods obtained in the above two consulting items were creative and evaluated by the ministry of electric power as being of international level. the research findings were adopted in such large - scale projects as the tianshengqiao water contral project, ming tombs water control project. dahe water contral project, ming tombs water control project, dahe water control project and lianhua water control project and awarded the second prize of scientific and technical advancement of the ministry of electric power. ( 2 ) the research on the stress - strain correlation of dam construction materials was awarded the second prize of scientific and technical advancement of the ministry of electric power. ( 3 ) the result of the field observation test and computational analysis for the tailing dam improvement project of xuzhou power plant was adopted by the east - china design institute of electric engineering with considerable economic benefit. ( 4 ) the result of the geotechnical test and data analysis of wenfu mine project was applied in the project with considerable economic benefit. ( 5 ) the field observation and data analysis of the kezier reservoir project provided a solid base for ensuring the normal operation and management of the reservoir

    「高堆石壩原位觀測和反潰分析研究」及「高土石壩動力分析及抗震工程措施研究」咨詢項目提出了具有開拓性的觀點與方法,經電力工業部鑒定評為國際先進水平,該兩項成果已應用於天生橋、十三陵、大河、蓮花等大型工程獲電力工業部科技進步二等獎; 「壩料土動力應力應變關系的研究」咨詢項目獲電力工業部科技進步二等獎, 「徐州發電廠灰壩加固工程勘測試驗與計算分析」咨詢成果已被華東電力設計院設計采納,工程效益顯著; 「甕福磷石膏渣場工程土工試驗與數值分析」咨詢成果已應用於國家重點工程甕福礦肥基地建設,效益顯著; 「克孜爾水庫工程原型觀測數據庫與資料分析」咨詢項目為水庫運行與管理提供了有力保證。
  11. In this article, according to heat conduction theory and finite element theory, the temperature field in the arch dam during construction and operation are simulated and analyzed by means of three dimensional finite element relocating mesh method, and the distribution law of the temperature field in the arch dam during construction and operation are systematically studied, and according to the construction process of concrete arch dam, the effect of lamination placement, construction interval, thermal insulation change, surrounding temperature change and water storage on temperature field in the arch dam are also considered

    論文根據熱傳導理論及有限元理論,用三維有限元浮動網格法對施工期和運行期溫度場進行了全過程模擬分析,較為系統的研究了混凝土拱壩施工期和運行期溫度場分佈規律,在分析中按照混凝土拱壩施工過程,考慮了混凝土分層澆築、施工間隙時間、絕熱溫升過程及壩體材料分區、水庫分期蓄水和環境溫度變化等因素對壩體溫度場的影響。
  12. In this project, the maximum height of the dam is 81m, but the deep overburden in the riverbed has the depth of 147. 95m which is about two times of the maximum height of the dam body, so the seepage and liquefaction prevention of the dam foundation becomes the key and important problem in the design of the dam project. the static stress and deformation under three different projects - horizontal blanket project, clay core project and asphalt core project - for the dam is analyzed comprehensively. the damage that may be induced by variable factors on the dam body in time of engineering completion and water impounding operation period is seriously studied

    其次,將這一模型用於分析下坂地水利樞紐工程,由於該工程河床覆蓋層深度最深達147 . 95m ,是壩體高度的近兩倍左右,壩基的滲流和液化成為壩體安全主要問題,本文對該壩的三種設計方案即水平鋪層防滲方案、粘土心墻防滲方案及瀝青心墻防滲方案的靜態應力位移及壩體在竣工期、蓄水期等各個階段可能產生的破壞進行了認真研究。
  13. Thirdly, because the depth of the seepage prevention wall of xia ban di dam project has the value of 85m which is the maximum depth in the dam projects in our country, the stress state of the seepage prevention wall is very complicated, the influence of nine modulus for nine kinds of seepage prevention wall material on the stress and displacement of the seepage prevention wall is studied and the rule of the change of stress and displacement with the change of characteristic parameters for seepage prevention wall under time of engineering completion and water impounding operation period is given in this paper

    第三,鑒于大壩基礎混凝土防滲墻深度達85m ,厚度僅為1 . 0m ,防滲規模和工程難度為國內之最,墻體應力比較復雜,本文研究了大壩施工填築竣工期、水庫蓄水運行期防滲墻的應力和變形隨墻體參數的變化而變化的規律,為大壩安全設計及防滲墻墻體材料的選擇提供了理論依據。
  14. According to the geological conditions of baise project, erosive bands and joint fissures, f6 fault and grout curtain are fully simulated to establish 3d numerical model of the dam and its foundation. 3d non - linear fem is used to analyze the stress and strain and to appraise the operation state of both the dam and it ' s foundation under different operation conditions. by overloading the upstream water level and reducing rock strength parameter, the dam foundation ' s degradation process is simulated and the damage pattern and paths are determined, and finally the safety factor is determined

    2 、根據百色的地形地質條件,充分模擬了蝕變帶、節理裂隙、 f6斷層、灌漿帷幕等,較為真實地建立了壩體與地基相互作用的整體三維數值模型;採用有限元法對壩體及壩基在不同工況下的應力應變狀態開展分析,評價各工況下壩基的運行狀態;而後採用超載法和綜合法對大壩穩定性進行分析,模擬壩基的漸進性破壞過程,從而得到壩基在超載和強度下降過程中的破壞模式和破壞發展路徑,最終確定壩基超載安全系數和綜合安全系數。
  15. This paper presents mainly the layout of monitoring system, monitoring items and operation of monitoring equipment for tianshengqiao concrete - faced rockfill dam

    著重介紹天生橋一級面板堆石壩大壩監測系統的布置、監測項目及觀測儀器的運行情況。
  16. Abstract : the scour process at the rear apron of shimen dam is studied through review of operation practice and inverse operation experiments. the cause of scour is explained, the scour pot was not stable after the occurence of extreme flood with the return period of 300 years, and the flood may deepen the scour pot even more severe

    文摘:通過長期實踐和反演試驗,研究了石門拱壩投運26年來壩后沖刷坑動態發展的全過程,解釋了其形成的主要原因,並指出重現期300年的特大洪水發生后,石門沖坑並未穩定,小於它的洪水仍舊造成了更深更危險的沖刷。
  17. The scour process at the rear apron of shimen dam is studied through review of operation practice and inverse operation experiments. the cause of scour is explained, the scour pot was not stable after the occurence of extreme flood with the return period of 300 years, and the flood may deepen the scour pot even more severe

    通過長期實踐和反演試驗,研究了石門拱壩投運26年來壩后沖刷坑動態發展的全過程,解釋了其形成的主要原因,並指出重現期300年的特大洪水發生后,石門沖坑並未穩定,小於它的洪水仍舊造成了更深更危險的沖刷。
  18. The scour and silting situation of the reversed equalizing pond of shimen hydropower station and the capacity of regulating volume after the flexible dam restored are expounded, the operation mode for shimen reservoir is put forward

    根據實測結果,闡明了石門電站反調節池沖淤形態和橡膠壩恢復后的水量調節能力,提出了石門電站運行調度的基本模式。
  19. Based on the roller - compacted test, check on construction and observation during operation, the fill - criteria of the design for the dam is obtained, and then the economic and reasonable roller compacted method, including selection of the roller, mechanical parameters, watering amount for material of sandy gravel etc., is determined as well

    摘要通過碾壓試驗、施工復核及大壩運行觀測,得到了大壩的設計填築標準,從而確定了經濟合理的壓實方法,包括壓實機械選型、機械參數、砂礫料加水量等。
  20. ( 1 ) the causes of dam failure and serious accidents domestic and abroad are analyzed. and then the technique of the analytic hierarchy process is improved employing the genetic algorithms. by use of this method the risk identification model of dam operation is established

    主要研究內容如下: ( 1 )在綜合分析了國內外大壩失事和重大事故原因的基礎上,採用遺傳演算法對層次分析法進行改進,應用改進后的方法建立了大壩運行風險識別模型。
分享友人