焊接的結構 的英文怎麼說
中文拼音 [hànjiēdejiēgòu]
焊接的結構
英文
welded structure- 焊 : 動詞(用熔化的金屬修補金屬器物或使金屬工件連接起來) weld; solder
- 接 : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
- 的 : 4次方是 The fourth power of 2 is direction
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 焊接 : weld; welding; soldering; seal; sealing; sealing-in; shutting together
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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In addition to, the fatigue crack between web and upper flange of welded steel crane beam on heavy duty service was discussed, and based on long - term observation and research, the author classified fatigue crack into bearing type and middle type crack along the horizontal direction. the causation, distributive law and mechanism of the crack were analyzed, and the precautions to take and the measures to remedy crack were presented. the main defacts including damage, crack, erosion and aging in structures, especially in concrete structure were introduced ; the defact mechanism was analyzed and the precautions to take were also given
另外,作者對重級工作制焊接鋼吊車梁腹板與上翼緣連接焊縫的縱向水平疲勞裂縫進行了長期的觀察和研究,根據疲勞裂縫產生的不同機理,將其分為支點裂縫和肋間裂縫,並討論了兩類裂縫產生的原因、分佈規律、機理以及防治的措施;對工程中經常遇到的結構構件,尤其混凝土構件的幾種主要病害(損傷、裂縫、腐蝕與老化)進行了機理分析並提出了防治措施。Space truss has developed rapidly in china and designer for its advantage has accepted the sphere soace grid. joints have play very important role in structure. generally, the weided hollow ball joints are adopted. but sometime they can not satisfy the requisition of structure. so a lot of people are busy searching for joints and fouding out all kinds of joints. a new joint - welded hollow truncated joint will be now in this paper
在我國大空間、大跨度的結構越來越多,節點在空間結構中起著重要的作用,焊接空心節點在網架、網殼等空間結構中被大量應用。本文研究的是一種新型的節點? ?焊接空心鼓形節點。 《網架結構設計與施工規程》 jgj7 - 91和《網殼結構技術規程》 jgj61 - 2003隻對空心球節點提出了承載力的計算公式,而沒有引入鼓節點。The design process of the proposed method is described as follows : the input of the method is the 3d sketch of a light steelwork, and the geometry and topology information of the members in a steelwork are established automatically. the steel types and function of the linked members are determined by means of interactive scheme according to the design requirements. and the arrangement of the steel members and their orientation are built according to the steel member ' s type, the function of the steel member, the knowledge of the steelwork and welding technology
在該方法中,首先通過交互手段輸入輕型鋼結構的三維線框簡圖、自動確定結構的幾何和拓樸信息,根據設計要求輸入各桿件的型鋼類型和在結構中的功能;然後,根據型鋼類型、桿件功能、鋼結構設計知識以及焊接知識自動確定桿件的搭配關系、建立桿件的方位布置確定規則和節點板設計的規則;最後,利用這些規則來決定節點稈件連接關系、連接位置,確定節點板的類型、布置方位和位置,實現三維鋼結構的結構自動設計。The paper describes structural features, assembling and welding procedure of the anchor box of wuhu - changjiang great bridge
介紹了蕪湖長江大橋錨箱的結構特點及組焊工藝,提出了控制焊接變形的幾項有效措施,以及採用該工藝收到的良好效果。Working principle and fault analysis of colour tv supply source circuit
2焊接電源的結構特點和工作原理The explosive welding specimen were also annealed in vacuum at various elevated temperature from 1000 to 1300. optic microscope, sem, tem and eds ( electron diffraction scattering ) techniques are applied to observe the microstructure and the element profiles of the welding interface and the interdiffused layer, reveal the interdiffused performance of alloy elements at elevated temperature, and analyze the structure and composition of the precipitated phases. moreover, the tensile strength of welding line with the two different techniques and various welding parameters were carried out
採用金相、掃描電鏡、透射電鏡、能譜等多種實驗手段對焊接結合層的微觀組織結構、高溫下nb - 1zr與不銹鋼合金元素的互擴散行為,形成的互擴散層的成分、金相組織和擴散層中的析出相的相組成和相結構等,都進行了較為詳細的分析,並且對在不同工藝、不同焊接參數下焊接的nb - 1zr合金和不銹鋼的焊縫做了強度實驗研究。This paper has the important theoretical and practical value. the main research woks are concluded as follows : 1, among the tubular analysis methods, the reasonable analytical study is a important and indispensable part
本文主要研究工作如下所述: ( 1 )理論簡化模型研究:由於管節點是由幾個鋼管焊接而成的結構,相當於一個空間薄殼結構,受力狀態復雜,精確理論分析難度較大。Energy estimating approach of fatigue crack initiation life for welded steel structures is obtained by using molski - glinka energy density equation, introducing the worst - case fatigue notch factor, and considering the effects of residual stress on fatigue
本文採用應力應變能密度的molski - glinka方程,建立了一種預測焊接鋼結構疲勞裂紋形成壽命的能量方法。該方法引入了極值疲勞切口系數,並考慮了焊接殘余應力對裂紋形成壽命的影響。The critical crack and stress put forward provides theoretic foundation for monitoring portal machine. 3. applying steady theory of board, studying the problem of early curvature, flexibility model, welding remaining stress, elastic transmutation and brace condition and so on, conclude that structure of beam is primary place where metal structure of portal crane lose stabilization and the break of main beam is result of losing partial stabilization of main board
文章提出的界限應力和臨界裂紋對于港口機械的監測提供了理論依據; 3 、運用板的穩定理論,探索了作為薄壁構件的門機金屬結構在失穩破壞中所涉及到的初曲率問題、彈性模量問題、焊接殘余應力問題、彈塑性變形問題以及支承條件問題等,得出了門機金屬結構發生失穩破壞的主要部位為臂架結構,且主臂架的折斷是由於受壓翼板局部失穩引起整體破壞; 4 、探討了焊接對結構承載的影響。Research of stress field intensity model on the fatigue strength prediction for welded steel structures
焊接鋼結構疲勞強度預測的應力場強模型研究Area method and stress field intensity approach to estimate the fatigue strength of welded steel structures are presented in the paper
本文分別建立了焊接鋼結構疲勞強度預測的面積法和應力場強法的理論。The effectiveness of predicting model is proved by means of comparison between predictions and experiments for a few types of welded steel structures
通過對幾類典型焊接鋼結構疲勞強度的理論預測與疲勞試驗結果的比較,驗證了理論模型的正確性。One point method, mean square curve method and the maximum likelihood principle to predict p - s - n curve for welded steel structures for arbitary survival rate are presented
本文建立了任意存活率下焊接鋼結構p - s - n曲線預測的一點法,均方差曲線法極大似然法。Based on the predicting model of effective stress concentration factor, estimating methods of s - n curve for welded steel structures are set up under symmetrical and unsymmetrical stress cycle respectively
本文以有效應力集中系數預測模型為基礎,分別建立了對稱循環和非對稱循環時焊接鋼結構s - n曲線的理論預測方法。The stress fields in misaligned welded joints, " t " type of plate welded joint, flanged beam and perpendicular flanged beam are calculated respectively, and their stress concentration factors formulation are obtained
採用這兩類單元計算了錯位板接頭、 t型板接頭、工字梁焊接鋼結構和工字梁十字接頭的應力場,得到了相應的理論應力集中系數公式。By introducing the concept of the worst - case notch, the theory prediction model of the effective stress concentration factor for welded steel structures are established for symmetrical and unsymmetrical stress cycle respectively
本文在引入「最壞切口」概念的基礎上,分別建立了對稱循環和非對稱循環時焊接鋼結構有效應力集中系數的理論預測模型。Studying the rule of geometric shape of surface crack during propagation by means of fracture mechanics theory, a predicting method of fatigue crack propagation life and it ' s numerical calculation theory are presented
本文應用斷裂力學理論,對焊接鋼結構表面裂紋擴展過程中裂紋幾何形狀的變化規律進行了探討,提出了疲勞裂紋擴展壽命的預測方法,給出了相應的數值計算理論。The key problem in the designing of this structure is the static behavior of the directly welded joints
直接焊接管結構設計的關鍵技術問題是節點極限承載力的計算。Airframe adopt desk style frame, it have enough intensity and strong, as well as assure to whole machine used precision and credibility
機身採用框架焊接式結構,具有足夠的強度和剛度,以保證整機的使用精度和可靠性。This dissertation applies 3 - d finite element theory to development of the shape functions and stiffness matrixes of the triangular prism isoparameter elements ( 6 to 15 nodes ). a calculating method for gaussian integral in triangular prism is presented. the stress field in welded steel structures can be computed by the triangular prism isoparameter elements ( 6 to 15 nodes ) and hexahedron isoparameter elements ( 8 to 21 nodes )
本文應用三維有限元理論,構造了一類五面體6 15節點單元的形函數,提出了在五面體單元內的gauss積分處理方法,建立了相應的單元剛度矩陣,將其與六面體8 21節點單元結合,可用於計算焊接鋼結構的應力場。分享友人