焊接過程變形 的英文怎麼說

中文拼音 [hànjiēguòchéngbiànxíng]
焊接過程變形 英文
distortion during welding
  • 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 ...
  • 過 : 過Ⅰ動詞[口語] （超越） go beyond the limit; undue; excessiveⅡ名詞（姓氏） a surname
  • 程 : 名詞1 （規章; 法式） rule; regulation 2 （進度; 程序） order; procedure 3 （路途; 一段路） journe...
  • 焊接 : weld; welding; soldering; seal; sealing; sealing-in; shutting together
  • 過程 : process; procedure; transversion; plication; course
  1. To solve these problems, a fem preprocessing system in materials joining process has been developed in this dissertation. based on this system, a welding numerical model of a missile ’ s oil box has been established and the structure ’ s distortion rules after welding have been analyzed

    本文針對這一現狀開發了一個專門針對焊接過程數值模擬的有限元前處理系統，並應用該系統建立了某型號導彈油箱結構的焊接有限元模型，分析了該結構的焊后變形規律。
  2. As an application of this fem preprocessing system, the simulation on the welding process of missile ’ s oil box was performed, in which the effects of the welding sequences of four web plates and welds on each web plate are primarily analyzed. the simulation results show that the deformations under varied welding sequences are almost the same. downward deflection deformation is obtained along the weld longitudinal direction in the structure as well as upward deflection deformation along the weld traverse direction

    對于某型號導彈油箱結構焊接過程的數值模擬計算，主要考察了每塊立板上各段焊縫焊接順序的調整、四塊立板之間不同的焊接順序以及焊接起始端的選擇對結構焊后變形的影響規律，模擬結果表明:壁板在各種焊接順序下的整體變形規律基本相似，即焊後壁板沿焊縫縱向發生了向下的撓曲變形，中部向下變形量最大;沿焊縫橫向發生了向上的撓曲變形，壁板兩端部變形量較大，且壁板前端變形大於壁板後端。
  3. By vacuum - electron - beam weld of ti3al and tc11 the technology of hot die forging, and then use different heat treatments, study the influence law of the different degree of deform, different heat treatments to the microstructure and properties

    採用熱模鍛技術，通過對tac - 1b 、 tc11進行不同程度的變形、真空電子束焊接，然後採用不同的熱處理工藝，研究熱加工工藝對合金組織，性能的影響規律。
  4. Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead

    通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點，發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下，通過調節焊接迴路中的電感量和電源電壓，可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行，並且熄弧時間最短時，短路過渡頻率最高，在這種情況下，飛濺小，焊道成型好，焊接過程穩定
  5. According to the model of structure fatigue damage fractal evolution, the relation between macro - damage variable, fractal damage variable and fatigue life can be found, and the fatigue damage evolution equation of ti alloy tc11 welded joint can be built, and the method of more forecast fatigue damage is given

    根據結構疲勞損傷分形演化模型，通過對tc11鈦合金焊接試件的疲勞試驗和疲勞斷口分維數測量，得到了宏觀損傷變量和分形損傷變量與疲勞壽命的關系，建立了tc11鈦合金焊接接頭的疲勞損傷演化方程。給出了進一步疲勞損傷量預測的方法。
  6. The reduction factors derived from curve fitting based on calculation results by the finite element program ( ansys ) considering all kinds of damages such as cutouts, corrosion, cracks, denting, initial deflection and residual stress are introduced to modify the effective width of perfect panel in the present paper

    本文考慮板中可能存在孔洞、腐蝕、裂縫、局部撞損和初始焊接變形或殘余應力等損傷和初始缺陷，對不同的損傷形式用有限元程序（ ansys ）進行大量的計算，通過曲線擬合的方法引入折減系數對完好板格的有效寬度進行修正。
  7. In the light of the problems during the tank bottom plate welding of 150000 m ^ 3 double - pontoon floating roof oil tank, the paper analyzes the deformation cause of tank wall shell in welding

    摘要分析了15 10 ^ 4立方公尺雙盤浮頂油罐罐底板焊接過程中出現的問題，提出焊縫收縮使得對接間隙變小是引起邊緣板變形的主要原因。
  8. Based on the process of the wall preparation, erection and welding from the practice of some 10, 000 m ^ 3 oil tanks with an inner floating drum, this article analyzes the phenomena and causes of the wall deformation and puts forward the relevant controls for a variety of the wall deformation, which have already achieved reasonable effects

    本文結合10000立方公尺內浮頂油罐的工程實踐，從預制加工、組裝、焊接全過程分析壁板變形的各種現象和成因，針對壁板變形的不同情況提出有針對性的控制措施，取得了良好的控制效果。
  9. Thermal and welding residual stress often produces in the proceeding of the electronic package, the residual stress release and thermal deformations of the microelectronics will reduce the assemble intensity between the chip and package, and then debase the electrical performance of the assemble circuit, numerous thermal cycling will lead to thermal fatigue or thermal failure of the microelectronics

    電子封裝器件在生產的工藝過程中，往往會產生熱殘余應力以及焊接殘余應力，殘余應力的釋放作用及器件在使用過程中的熱變形，會降低集成電路晶元與封裝體的結合強度，進而降低集成電路的電性能，反復的熱循環，將導致器件的熱疲勞失效，嚴重時可導致矽片或陶瓷片破裂，使整個器件遭到破壞。
  10. 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。
  11. As the inner shape of the thin aluminum alloy sheets will deform and differ from the theoretical ellipsoid to some extent after welding processing, it is very difficult to meet the requirements of the tolerance between the honeycomb sandwich and thin aluminum sheets when only conventional cnc and traditional manual manufacturing techniques are used

    由於上、下底蒙皮焊接成型過程中的變形使其內表面形狀相對于理論橢球面具有較大的誤差，採用常規的橢球面數控加工方法，或傳統的按上底蒙皮內表面手工打磨、研合修配方法加工蜂窩夾芯表面無法保證配合精度要求。
  12. This paper discussed the total process of fabrication for big diameter vertical heat exchanger, including mostly tubesheet machining, technics request of tubesheet piecing - up, and weld request of tubesheet - to - shell ; measure of machining for square manhole and measure of square manhole - to - shell weld for preventing distortion ; taking special machining technics arid check up method for request of plane degree and check up method upon tubesheet

    摘要介紹了大直徑立式換熱器的製造過程，主要包括管板拼接、加工的工藝要求以及管板與筒體焊接要求；同時對方形人孔的製作及其與筒體的焊接防變形等採取了一定的措施，對管板上端面平面度的要求採取了特殊的加工工藝及檢驗方法。
  13. Some factors influencing the grain growth were studied in detail using mc technique. the mc simulation of grain growth can provide not only grain growth kinetics but also detailed information on temporal grain morphology evolution. furthermore, mc technique can easily simulate the " thermal pin " phenomenal caused by steep temperature gradient near the weld interface

    採用mc模擬技術，不僅能夠模擬焊接haz奧氏體晶粒長大的動力學過程，而且能夠逼真地模擬奧氏體晶粒微觀形貌的變化，更重要的是它可以很好地模擬焊接haz存在的陡峭的溫度梯度對奧氏體晶粒長大的影響。
  14. Taking the example in the three gorges hydroelectric station, we researched the influence of the weld process on the construction and operation of penstock after moving contract - elongate nodes, analyzed the deformation law of two plans and calculated the crosswise and lengthwise shrinkage in weld process using experience formula and theory respectively, and then analyzed the influence of the welding and installing process on shrinkage, finally chose the best installation plan

    摘要以三峽水電站引水壓力鋼管施工現場為實例，研究取消伸縮節后焊接對引水壓力鋼管施工的影響，分析了兩種方案在焊接過程中的變形規律，分別用經驗公式和理論計算出兩種方案焊接時的橫向和縱向收縮量，然後分析收縮量對安裝焊接過程的影響，選擇出最佳安裝方案。
分享友人
分享到 Line

分享到臉書