耐久性壽命 的英文怎麼說
中文拼音 [nàijiǔxìngshòumìng]
耐久性壽命
英文
endurance life-
Energy consume, electric strength, insulation resistance, ground conductivity, leakage current, microwave leakage, power input, normal temperature, humidity treatment, glow wire, horizontal flame, vertical flame, tracking, ball pressure, rainproof, water splash, dustproof, salt fog, endurance, motor load test, cord flexing, cord pulling, pull & torque test, lamp replacement, construction check etc
能耗、電氣強度、絕緣電阻、接地連續性、泄漏電流、微波泄漏、功率、溫升、濕熱試驗、灼熱絲、水平燃燒、垂直燃燒、漏電起痕、球壓試驗、防雨淋、防濺水、粉塵、鹽霧、耐久性（壽命）試驗、電機負載試驗、電源線彎折、電源線提拉、拉扭力測試、燈頭互換性、安全結構檢查等。By maintaining and strengthening, the existing fault bridge strengthened the total intensity and rigidity of the main girder, to large extend. the strengthened bridge could lengthen its service life and made deck line state, ultimate bearing capacity and durability, and so on, attain to design standard
對既有病橋進行加固維護，能大大地增強主梁的整體強度、剛度，延長橋梁的使用壽命，使其橋面線形、極限承載能力和耐久性等達到設計要求。Predicting service life of reinforced concrete component is a problem that need be resolved urgently, since it can be used for reinforced concrete structure durability design, evaluation and maintenance strategies decision
鋼筋混凝土構件耐久壽命的預測是鋼筋混凝土耐久性設計、評估和結構維修決策急需解決的問題。Based on the current research achievements on durability under chloride environment, probability theory, structural reliability theory, concrete structures theory, neural network theory and structure dynamic theory are employed comprehensively in this dissertation. some problems of durability of reinforced concrete structures under chloride environment were studied through the exploitation of experimental data, the rule of chloride ingress and steel bar corrosion, the performance of corroded member, and residual life prediction. the main issues and results in this dissertation are as follows : 1 、 the probability method for the prediction of durable life based on the stipulated reliability index for concrete structures under chloride environment is presented in this dissertation
本論文在國內外對氯離子侵蝕環境下混凝土結構耐久性研究成果的基礎上，綜合運用概率理論、結構可靠性理論、混凝土結構理論、神經網路理論、結構動力學理論等基本理論和方法，結合實際檢測數據，按照氯離子侵蝕、鋼筋銹蝕、銹蝕構件性能、銹蝕構件壽命預測的思路對氯離子侵蝕環境下鋼筋混凝土結構耐久壽命預測的有關問題進行了深入系統地研究，完成以下主要研究工作並取得相應成果: 1 、提出了氯離子侵蝕下基於規定可靠指標的混凝土結構耐久壽命的概率計算方法。Department perfect test, which can be made into various mechanical properties such as : tension tests, strength tests slide, terminal testing ; electrical performance test items include : insulation resistance testing, contact resistance testing, testing withstand voltage, high and low test, solderability test, durability testing, vibration - resistant testing, life test
完善之測試部，能作各項機械性能測試如:拉力測試、插撥力測試、端子強度測試；電氣性能測試項目計有:絕緣電阻測試、接觸電阻測試、耐電壓測試、高低測試、可焊性測試、耐久性測試、耐振測試、壽命測試等Considering the past research results, frost resistance of concrete using portland cement, and the designed service life of 100 years of testing bridge, the control indexes of high durability concrete are defined in this paper. mixture proportion of concrete used in pier column, coping, precast box beam and plate of bridge is designed based on the compact pile theory, and construction technique is studied also
結合課題組以往的研究成果，根據試驗橋設計使用壽命100年的要求，確定出高耐久性混凝土的設計控制指標，基於最緊密堆積原理和最佳漿骨比原理對橋梁的墩柱、蓋梁、預制箱梁和橋面板用高耐久性混凝土的配合比進行設計，並對其施工應用技術進行了研究。Sixthly, the monte - carlo method is used for calculating the failure probability of durable failure under different service time, and drawing a plot of relationship between failure probability and service time. according to the plot, the service life based a acceptable failure probability can be found easily
第六，用monte - carlo方法對不同使用年限耐久性失效概率進行計算，得到使用年限和失效概率的關系曲線，並由關系曲線得出氯離子侵蝕環境下鋼筋混凝土構件在指定可接受失效概率水平下的耐久壽命。The primary study contents as follows : acquire the superhigh strength and excellent duration by adoption of the confecting technique of high performance concrete ; reduce the penetrability of color facing layer and extend the fixed number of serve years of color stamped facing layer to a great extent by the basis of the compound optimum principle of materials and the technique of surface managing and coating ; realize onetime quick construction and tridimensional modeling of facing and foundation by printing principle and mould and by using subtly the flowing - changing characteristic effacing layer
主要研究內容有以下幾個方面：採用高性能混凝土配製技術獲得彩色飾面層的超高強度和優異的耐久性；根據材料復合優化原理，通過表面處理和罩面技術，降低彩色飾面層的滲透性，大幅度延長彩色印模飾面的使用壽命；借鑒印刷原理和模具造型並巧妙地利用飾面層的流變特性，實現飾面與基體的一次性快速施工和立體造型。論文的主要工作及研究成果包括以下幾個方面。The extremely harsh working conditions directly result in high thermal and mechanical loads in diesel engines " piston assemblies, and so due to high stress it becomes one of the most vulnerable components assembly in diesel engine. piston assemblies " failures such as cylinder sticking, scoring, gumming, etc., greatly limit diesel engines " durability and reliability
由於長期工作在惡劣的環境下，柴油機活塞組要承受很高的熱負荷和機械負荷，這些負荷所產生的高綜合應力影響了它的使用壽命，其可能導致的咬缸、拉缸、結焦等故障極大地危害了柴油機整機的耐久性和可靠性。As a kind of typical durable thermal protection system ( tps ), the metallic thermal protection system not only overcomes many disadvantages of the traditional ceramic tps, but also has many inherent advantages such as low cost of full life span, character of structure module, integration of mtps and the main structure of vehicle, all weather and easy to check, maintain and exchange. therefore, it is very important to investigate reusable mtps technology
金屬熱防護系統作為一種典型的耐久性熱防護系統，不但克服了傳統陶瓷熱防護系統的諸多缺點，而且還具有許多獨特優點，如:全壽命成本低，結構模塊化，熱防護系統與機體結構一體化，全天候，易檢查、維護和更換等，所以先進可重復使用金屬熱防護系統的研究是十分必要的。At the same time fly ash and silica fume also can repress the anti - sulfate attack and the alkali - aggregate reaction ; in addition, the relation between air - entraining admi xture, cementitious materials quantity with freezing - thaw property of concrete were studied ; and according to the different affecting factors the durable life of concrete was estimated
同時粉煤灰、硅灰還可以抑制硫酸鹽侵蝕及堿集料反應；此外，分析了混凝土中含氣量、膠凝材總量等與混凝土抗凍性的關系。並且，根據相應影響因素對混凝土耐久性壽命進行了預測。Durability design and service life prediction for the concrete structure
混凝土結構耐久性設計與耐久性壽命預測Based the result of calculation and analysis in this paper, it is feasible that predicting of the service life of reinforced concrete component exposed to chloride environment with a probability based method. the result of analysis is consistent with the changing rules of service life in practice. probability based limit state method is used for service prediction. it is more reasonable than a deterministic model and satisfied with the required method of national structure designing uniform code
理論研究和實例分析的結果表明，本文建立的基於概率的極限狀態分析方法的氯離子侵蝕環境下鋼筋混凝土構件耐壽命的預測方法是可行和有效的，計算結華僑大學申請碩十學位論文果反映出工程實際中構件耐久性壽命的變化規律；本文使用的基於概率的極限狀態分析方法比確定性計算方法更科學，與我國現行結構設計規范中所規定的設計思想保持一致。6. the durability of concrete structures resisting chloride diffusion in different water cement ratio and different contents of fly ash and silica was analyzed and durable life was predicted based on the results of the test, which will be helpful to preparation of high performance concrete ( hpc ) as well as durability design and assessment of concrete structures
系統地研究了低水膠比及摻加粉煤灰、硅灰的高性能混凝土的電滲透性和氯離子擴散系數，分析了水膠比以及粉煤灰和硅灰等活性集料對混凝土結構抵抗氯離子侵蝕的耐久性能的影響，並對高性能混凝土結構抗氯離子侵蝕的耐久壽命進行了預測，為氯鹽污染環境下高性能混凝土的配製以及混凝土結構耐久性評估與設計提供參考。Today how to make an assessment of durability and give a service life prediction have become two urgent tasks in the research of rc structure durability
如何對結構進行科學的耐久性評定和使用壽命預測，為在役結構的維修決策和新建結構的壽命設計提供依據，已成為當今鋼筋混凝土結構耐久性研究的迫切任務。In this research, the scientific efficient computer simulation technology replaces the traditional taking - time and arduous experimental method, which provides a beneficial thought for researching the wear design of the contacted machine in the boundary lubrication and computer simulative technology used in the part life design. the developed cam life predicted software can watch and control the cam wear state, forecast it ' s life and have the rudiment of the similar machine life predicted software. so the research has a good application prospect and practicality value
本課題以科學高效的計算機模擬技術取代傳統的費時、費力的實驗方法，為研究接觸高副機構配對副在邊界潤滑條件下的耐久性設計以及計算機模擬技術在零件壽命設計方面的應用提供了一個有益的思路；開發的凸輪使用壽命預測軟體能實時監控凸輪機構的磨損狀態，預測其使用壽命，基本具有了類似機構使用壽命預測軟體的雛形，因此研究成果具有較大的實際意義。In recent years, during the detection of the established reinforced concrete or the prestressed concrete box girder bridges etc. the large structures, we can find that the concrete in particular structural positions such as the anchorage zones of prestressed reinforcement with dense reinforcement, the prestressed pipe in which the space of reinforcement or the thickness of concrete cover is small, the top and bottom flange of box girder and so on has brought great difficulty to concrete construction because of the small size and densely - packed reinforcement
對于變截面t梁、工字梁、箱梁等常見結構，截面形式復雜，一些部位尺寸較小且密集配筋，如梁頂板，梁底板，預應力管道間，混凝土不可避免的造成不密實導致耐久性降低，而這些問題往往為設計者所忽略。對于新建橋梁混凝土的密實度問題，尤其是新建橋梁關鍵部位的混凝土密實度和耐久性問題，人們研究和關心的較少，這也為橋梁的質量監督控制和使用壽命埋下了隱患。Based on probability statistics and structure reliability theory, a method of calculating the durability period and reliability probability of reinforced concrete exposed to chloride environments is presented. the target reliability level that the time of reinforcement initial corrosion in concrete structure exposed to chloride environments is proposed in this paper. a method of predicting service life of concrete structure exposed to chloride environments is given in this paper
建立了氯腐蝕環境下混凝土結構中鋼筋開始銹蝕的條件和耐久性極限狀態方程以及氯腐蝕環境下混凝土結構的壽命評估準則；以結構可靠度理論為基礎，提出了混凝土結構的耐久性分析方法和壽命預測方法，給出了氯腐蝕環境下混凝土中鋼筋不發生銹蝕的目標可靠指標，並結合一具體工程進行了耐久性評估。Based on fuzzy characteristics in durability failure criterion of concrete structures durable life was estimated, in which process survival analysis method was considered with fuzzy theory and the contribution of statement of truncation data was taken into account
結合混凝土結構在耐久性評價中包含許多模糊性因素的特點，將模糊數學的思想融入到生存分析法中。基於結構的耐久性失效準則，並考慮刪失數據的狀態對混凝土結構耐久壽命的貢獻，對混凝土結構的耐久壽命進行了統計分析。Abstract : durability zonation standard ( dzs ) is proposed to provide useful parameters for durable concrete structure design. it deals not only with the influence of environment on structures, but also with types, functions and importance of structures based on the theory of life cycle cost ( lcc ). first, the basic concept of dzs for concrete structure design is defined. then the basic principles for dzs are established. the factors for zonation according to natural environmental conditions and structural importance are identified. the usefulness of dzs by citing a real application for concrete highway bridges in zhejiang province is demonstrated. finally, durability regulations are provided accordingly to zonation
文摘:混凝土結構耐久性環境區劃標準的目的就是為混凝土結構耐久性設計提供合理的設計參數.混凝土結構耐久性環境區劃標準在結構全壽命周期成本原理基礎上考慮了環境對結構的影響，並將結構的重要性、結構形式和功能等多方面因素一併納入考慮之中.首先給出了混凝土結構設計耐久性環境區劃標準的概念和建立該標準的3個基本原則，其次根據自然環境條件和結構重要性等確定了區劃的主要影響因素，然後以浙江省公路橋梁結構耐久性環境區劃圖的編制為例說明了混凝土結構耐久性環境區劃的可行性與實用性，最後根據區劃圖給出了耐久性區劃標準的若干設計規定分享友人