concrete arch dam 中文意思是什麼

concrete arch dam 解釋
混凝土供壩
  • concrete : adj 1 具體的，有形的；實在的，實際的。2 固結成的，混凝土製的。3 圖案詩歌的（參閱concrete poetry）...
  • arch : n 1 【建築】弓架結構；拱廊；拱門；弓形門；穹窿，拱洞，拱頂。2 弓形，半圓形。vi 1 【建築】作（成）...
  • 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...
  1. Study and analysis of non - penetrative induced slot fracture ; performance of roller compacted concrete arch dam

    碾壓混凝土工拱壩非穿透型;誘導縫斷裂特性研究與分析
  2. 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。
  3. It is pointed out that the stability of the dam abutment is a key factor affecting the safety of concrete arch dams

    摘要指出可能影響混凝土拱壩安全的關鍵點為拱壩壩肩的穩定。
  4. Study on plunge pool concrete lining stability for flood dischare of a high arch dam

    高拱壩泄水墊塘襯砌穩定性研究
  5. The scale and height of rolling - concrete are spread increasingly, such as the technique studied recently that the 300 meters high gravity dam and the 200 meters high arch dam, which requires more experience in the damming technique, construction crafts and mechanization

    目前，碾壓混凝土壩的規模和高度正在日益擴大， 300m級的碾壓混凝土重力壩和200m級的碾壓混凝土拱壩的研究正方興未艾，對碾壓混凝土築壩技術、施工工藝和機械化程度的要求也更高。
  6. Some primary researches are given in this paper, combined with the project - stability evaluation of concrete high arch dam of tengzigou, which is cooperated between hydraulic structure center of hohai university and dongbei hydroelectric investigation & design ltd. considering actual research work and specification, either concrete strength limit analysis of dam or shear failure of seams in rock abutments are taken singly into account for safety evaluation of high arch dam

    本文就這個問題，結合河海大學水工結構所和水利部東北勘測設計研究有限責任公司的合作項目?藤子溝水電站雙曲拱壩整體穩定性分析，在這方面做了一些初步研究。現行規范將壩體混凝土強度校核和壩肩穩定安全度評價分開進行，沒有考慮兩者的關聯性，然而這兩類破壞常常是相互聯系，伴隨發生的。
  7. Based on several actual cases, the temperature control measures for roller compacted concrete ( rcc ) gravity dam and arch dam such as structural jointing for construction ; lowering of concrete placing temperature ; water pipe cooling ; surface insulation ; inclined - layer placing etc., the measures to improve the material properties i. e. the application of micro - expanding concrete ; enhancement of material crack - resistance property and the requirement for the simulative analysis on both the temperature field and stress field as well as some problems concerned are summarized herein on the basis of the analysis on the material properties ; construction characteristics and the changing characteristics of the thermal stress of roller compacted concrete

    摘要從碾壓混凝土的材料特性、施工特點、溫度場溫度應力的變化特點入手，結合幾個工程總結了碾壓混凝土重力壩、拱壩的分縫方式，降低澆築溫度、水管冷卻、表面保溫、施斜層碾壓等溫控措施，採用微膨脹混凝土、提高材料抗裂性能等改善材料性能措施及碾壓混凝土溫度場、應力場模擬分析的要求和應注意的問題。
  8. By using the finite element numerical simulating method, and studies based on the practical project xiluodu arch dam, this paper studies systematically the type of joints, placing temperature, protection methods on the surface of concrete dams, the first stage artificial cooling method including different cooling water temperatures, cooling lasting days and cooling pipes arrangement

    本文利用數值模擬計算方法，以溪洛渡實際工程為依託，對大體積混凝土施工中常採用的溫控措施對混凝土溫度變化的影響規律進行了全面系統的研究，包括分縫分塊方式、澆築溫度、混凝土間歇時間、一期冷卻方式（包括不同進水溫度、不同水管布置、不同通水時間）等。
  9. According to the concrete ages of different grout compartments, the concrete temperature rising process and the arching temperatures etc., aiming at the optimization of technology and economy, the paper studies systematically the feasibility of applying different temperature control measures in different seasons and at different elevations ; and obtains characteristic parameters of arch dam temperature fields and stress fields so as to provide a basis for construction units to implement second stage cooling or third stage cooling according to particular demand at that time

    為了達到技術上與經濟上雙優的目的，根據不同灌漿區的混凝土齡欺、混凝土溫升過程、封拱溫度等，系統研究了在不同季節里、在不同高程上採取不同溫控措施的可行性，得到了拱壩溫度場與應力場的特徵參數，為施工單位根據當時的特定需要，進行二期冷卻或三期冷卻提供了依據。
  10. 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。
  11. Analysis of stresses and displacement for roller compacted concrete arch dam on a weak foundation

    柔性拱和軟弱地基上的碾壓混凝土拱壩
  12. Therefore the change of temperature has great effect on the stresses of concrete arch dam

    因此，溫度變化對混凝土拱壩的應力狀態具有重要的影響。
  13. Computational method of cooling pipe in massive concrete of arch dam

    拱壩大體積混凝土冷卻水管計算方法
  14. The combination of induced joint, conventional joint and composite joint was introduced in joint design. seepage control structure with second grade concrete and geomembrane was applied and low temperature construction measures were taken at dam body. " rcc arch dam test of wenquanpu reservoir in hebei province " won the third state progress prize in science and technology and many other awards

    工程招標代理部，持有甲級工程招標代理資格證書，可承擔各類土木工程、建築工程、線路管道和設備安裝工程及裝修工程項目的勘察、設計、施工、監理以及工程建設有關的重要設備（進口機電設備除外） 、材料采購招標的代理。
  15. Based on the materials properties of rolled compacted concrete dam, three - dimensional finite element relocating mesh method is used to simulate the temperature field of a rcc arch dam from construction to operation period

    摘要依據碾壓混凝土壩的材料特性，採用三維有限元浮動網格法對某碾壓混凝土拱壩施工期至運行期溫度場進行了全過程模擬分析。
  16. By using ansys software and its secondary development technique, the parameter sensitivity analysis, simulation computation and feedback research of puding roller - compacted concrete ( rcc ) arch dam temperature field are realized

    摘要利用ansys軟體及其二次開發技術，對普定碾壓混凝土拱壩溫度場進行了參數敏感性和模擬反饋分析研究。
  17. One concrete arch dam with mgo admixture in guangdong province was regarded as an example in this paper. the arch dam ' s deformation characteristic was studied

    本文以廣東某外摻mgo混凝土拱壩為例，研究分析了外摻mgo混凝土拱壩的變形性態。
  18. The second problem analyzed is seismic reliability of concrete dam, the artificial neural network model of seismic reliability of concrete gravity dam and concrete arch dam is proposed

    第二個分析的問題是混凝土壩的抗震可靠度問題，應用人工神經網路技術建立混凝土重力壩和拱壩的抗震可靠度模型。
  19. 4. by comparing the concrete arch dam with mgo with the concrete arch dam without mgo, the feasibility of the fast construction technology of arch dam with mgo concrete was verified, which provided scientific evidence for the application in concrete arch dam with mgo admixture

    4 、通過對摻mgo混凝土拱壩和不摻mgo混凝土拱壩的分析比較，進一步驗證了外摻mgo混凝土快速築拱壩技術的可行性和科學性，為外摻mgo混凝土在拱壩上的應用提供了科學依據。
  20. 3. with the consider of one mgo concrete arch dam in guangdong province, its construct course was simulated and its thermal field, autogenous volume expansion field, strain field, stress field and displacement field were also analyzed. at the same time, the simulated analysis theory and accuracy and rationality of the program were validated in comparison with the prototype observation data

    3 、結合廣東某外摻mgo混凝土拱壩，對其施工過程進行了模擬，完成了壩體的溫度場、自生體積膨脹場、應變場、應力場及位移場的實時模擬分析，同時結合原型觀測資料的分析，對模擬分析成果進行了驗證。
分享友人
分享到 Line

分享到臉書