極限使用過載 的英文怎麼說
中文拼音 [jíxiànshǐyòngguòzǎi]
極限使用過載
英文
structural limit- 極 : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
- 限 : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
- 使 : Ⅰ動詞1 (派遣; 支使) send; tell sb to do sth : 使人去打聽消息 send sb to make inquiries2 (用; ...
- 用 : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
- 過 : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
- 載 : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
- 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
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Based on the destructive test of certain old pre - stressed concrete hollow slab after structural strengthening by cfs, the destructive mechanism and ultimate bearing capacity of old pre - stressed hollow slab after structural strengthening is being researched, which is useful for the strengthening design of old bridge and solvating of single slab problem
摘要通過某已使用10年的舊橋預應力混凝土空心板受拉區碳纖維布加固后的破壞荷載試驗研究,對受拉區加固后的舊橋預應力混凝土空心板的破壞機理、變形性能及極限承載能力等進行了研究,為舊橋預應力混凝土空心板的加固設計及單板受力問題的分析解決提供了試驗依據。But there is still a difficult problem present in the low specific speed sewage pumps : with changeable operation points, the motor is often destroyed by overload, which restricts the application of the pump in many fields
但是低比速排污泵在工況多變的場合極易因過載而燒毀電機,這一問題一直沒有得到很好的解決,這大大限制了排污泵的使用范圍。Secondly, through the examination and observation of the structural model of the cast - in - place pre - stressed compound floor slab system, under the normal usage load, the normal usage limit - state and the failing load, we have validated the space working - feature of the structural model under variable loads, including the rigidity, the crack, failing - state, failing load and the stress variation of the pre - stressed bar, and so on
其次,通過對該體系的結構模型在正常使用荷載、正常使用極限狀態和破壞狀態下的試驗研究,驗證了現澆預應力復合樓蓋體系模型結構在各種荷載作用下的空間工作性能,包括剛度、裂縫、破壞形態、極限承載力及預應力筋的應力變化狀態等。In staged construction process, study is primarily aimed at the truss load resistance capacity and flexural performance under construction and design load, combination performances of steel trusses in conjunction with concrete beam, the vertical displacement difference of two steel trusses with different span and their lateral stability, the glide displacement of the steel truss end during construction, the load resistance performance of steel trusses and concrete structure at the designed load, and the extreme limit loads and the breaking appearance of the combined steel trusses
主要研究了在階段施工過程中,鋼桁架在施工荷載及設計荷載下的受力性能和變形能力;鋼桁架與混凝土梁板的共同工作性能;兩榀不等跨鋼桁架在整體受力下的豎向位移差及其對結構的作用和側向穩定性;鋼桁架端部在施工階段的滑動情況;使用階段鋼桁架及其端部混凝土結構的受力性能;組合鋼桁架結構的極限承載力和破壞形態。Various diseases in highway bridge can arise after certain tenure of use, and it is very important to evaluate the actual bearing capacity and disease degree of the bridge in bridge maintenance and highway management
公路橋梁經過一定使用年限,難免會出現各種病害,此時如何評定這些橋梁的實際承載能力及病害程度,在橋梁養護和公路管理工作中極為重要。By conducting the degree of influence of slip strain on average strain of a member section, some parameters of corrected even section were accurately calculated, which made the corrected even section more reasonable. and then a calculating model of bearing capacity for eccentric loading columns was proposed by using limit balance equations
通過推導滑移應變對構件截面平均應變的影響,準確確定出修正平截面中的一些參數,使修正平截面更趨合理性,再利用極限平衡方程,建立了src偏壓柱受壓承載力計算模型。( 2 ) 3d - fem analysis for the load - bearing capacity of the stud connector as the prevailing method to determine the shear rigidity and the limit load - bearing capacity of the shear connector is the push test, which is time consuming and laborious, in this thesis the push tesi specimen of the stud connector is simulated through the non - linear analysis module of the msc / nastran and the numerical analysis results are in good coherence with that of the practicality lev ; as a result, the shear rigidity and the limit load - bearing capacity of the stud connector can be determined by the finite element method and only a few practicality verification tests
( 2 )栓釘型剪力鍵承載力的3d - fem分析針對當前剪力鍵一般通過費時費力的推頂試驗來確定抗剪剛度和極限承載力的狀況,本文利用msc nastran非線性模塊實現了對栓釘剪力鍵推頂試樣的數值模擬分析,數值計算結果與試驗結果能夠很好吻合。這使得通過有限元方法的模擬和少量實物試驗的驗證,就能確定栓釘剪力鍵的剪切剛度和極限承載力,可以大大節省時間和經費。The strength ductility and crack property of the high effective pre - stressed rein - forced concrete hollow slab with the medium strength spiral - continuous - ribs steel bar can meet the need of the current codes and specification by calculating the normal limit state and ultimate limit state of the pre - stressed reinforced concrete slab with middle strength spiral ribs steel wires
通過對以中強螺旋肋鋼絲為受力筋的預應力空心板的承載力極限狀態及正常使用極限狀態的計算,證明以中強螺旋肋鋼絲為受力筋的預應力空心板,其強度、延性及裂縫性能均符合現行規范規程的要求。This paper, regarding the asphalt pavement in the zhoukou region as the study object, according to the prevalent norms ( specifications for design of highway asphalt pavement ), with the beginning of the pavement performance and the transportation investigation, totally and systematically analyzes the traffic parameters and the destroying reason of pavement at the early stage in the point of fatigue property and limit strength, gives the concepts and methods of the growth rate of equivalent axle load action time, seasonal modification factor and overload factor, proposes the method of axle load conversion on the condition of heavy loading. on this basis, it proposes the design method adapting to asphalt pavement construction, explains the steps of thickness computation of construction with the combination of engineering example, finally verifies thedesign method in the paper by test road. theory and practice both prove that the reasonability of pavement structure style and the reliability of design method in the paper can adapt to the present heavy loading and overloading traffic conditions, have highly theoretical and practical value
本文以周口地區瀝青路面為研究對象,以現行《公路瀝青路面設計規范》為依據,從路面使用性能和交通特徵的調查入手,從疲勞特性和極限強度出發分析了路面早期破損的原因,全面系統地進行了交通參數的分析,提出了當量軸次增長率、季節修正系數和超載系數的概念和方法,並提出了重載交通的軸載換算方法。在此基礎上,針對超載、重載交通從結構組合設計、結構厚度計算(包括疲勞強度標準和極限強度標準)等方面提出了適宜的瀝青路面結構設計方法,並結合工程實測,說明了結構層厚度計算的具體步驟,最後通過試驗路驗證本文提出的設計方法。理論與實踐均表明,本文提出的路面結構型式合理、設計方法可靠,能適應目前重載、超載交通的狀況,具有較高理論與實用價值。According the data of actual project and integrating the approximately earth pressure of loess area, this thesis compile a series of lanzhou loess area support program with c + + and the method of criterion. analyzed and calculated many actual projects with the program, monitoring the procedure and collecting the data in some works to perfect the program and work hard to make it to sale. according cantilever supporting pile, one - anchored supporting pile and soil nails support of loess area, this thesis select the best support method and structure form
本文從實際工程出發,根據規范中的極限荷載設計法結合黃土地區深基坑的近似實際土壓力分佈情況,用c + +語言編制一套適合蘭州地區黃土深基坑支護的計算機輔助設計程序,用本程序分析計算了多個實際工程,並在這些實際工程的基坑開挖過程中實行信息監測,收集有關數據以回歸檢驗研究成果以及完善這套程序,使其能真正的應用到實際工程,并力爭使其商品化。The data used by calculation program and post - processing are formed by dialog boxes, and fed back by figure. a finite element program which considers the influence of axial deformation can analyze the prestressed concrete frame structure, then the structure is designed according to the code of concrete structure gbj10 - 89. post - processing can give the result of calulation by text file and graph, and plot construction drawings in autocad
前處理模塊通過對話框採集數據來建模,並利用圖形反饋建模結果;計算核心利用考慮了軸向變形的桿系有限元程序計算荷載效應和預應力效應,並按《混凝土結構設計規范》 gbj10 ? 89計算承載能力極限狀態和正常使用極限狀態;后處理模塊通過文本文件和圖形顯示來完成結果查詢,並直接在autocad環境下生成施工圖。分享友人