管束布置 的英文怎麼說

中文拼音 [guǎnshùbùzhì]
管束布置 英文
tube bundle arrangement
  • 管 : Ⅰ名詞1 （管子） pipe; tube 2 （吹奏的樂器） wind musical instrument 3 （形狀似管的電器件） valve;...
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 置 : 動詞1. （擱; 放） place; put; lay 2. （設立; 布置） set up; establish; arrange; fix up 3. （購置） buy; purchase
  • 管束 : 1. （約束） restrain; check; control 2. （成捆的管子） pipe bundle; pipe column
  1. The non - condensable gases accumulate near the top of the secondary condensing bundles and are drawn into the air take - off manifolds running along the top of these secondary bundles

    不可冷凝的氣體在二次冷凝管束頂部附近匯集，被吸入二次冷凝管束頂部布置的空氣集管內。
  2. Therefore, it is necessary to take suitable measures to alleviate the influence of flow deflection on the heat - transfer performance of the condenser

    在管束布置時，應當採取相應措施減小流場偏斜對凝汽器傳熱特性的影響。
  3. By analyzing all sorts of data involved in the drawing of plane arrangement of the contact net, the paper then presents and realizes the sub - systems of drawing data management, which includes setting up the data structure, programming and managing of the data and provides the drawing data for the whole system used for the later drawing, finally by introducing the concerned theories of the parameterized design explains the similarities and differences and their applied scope of all kinds of parameterized technologies, and by associating with the features of the plane arrangement maps of the railway contact net analyzing size restraint of contact net

    它是針對鐵路接觸網平面布置圖的特點來完成選擇區間或站場繪制、圖紙設定、圖型設定、字元高度、圖型坐標點、繪圖基點和圖型數據文件保存路徑的設置以及布置圖的標注欄和明細表尺寸設置；緊接著通過對接觸網平面布置圖的繪圖中所涉及的各種類型數據進行分析，提出並實現繪圖數據管理子系統，它包括建立繪圖系統的數據結構，對數據進行編輯管理，向整個系統提供繪圖數據，供其後的圖形繪制使用；最後通過對參數化設計的相關理論進行介紹，闡述了各種參數化技術的異同點和適用范圍，並結合鐵路接觸網平面布置圖的特點具體分析了接觸網線路的尺寸約束。
  4. Focusing on the problem of sound field of scattering due to the existence of tubes, the general mathematical model modeled according the condition of plant, and then the coefficient of sound scattering is resolved by using the method of inverse matrix, the functions of arbitrary configuration of tubes is got, the far field scattered pressure and near field scattered intensity of the unit of heat exchanger tubes is calculated, at last, the effect of soot cleaning due to the existence is analyzed

    論文根據爐內管束的實際情況，建立換熱器管束聲波散射的通用數學模型，利用迭加原理法求解模型中的待定散射作用系數，得出任意布置管束的散射聲場特性，並具體計算鍋爐換熱器管束單元聲波散射遠場聲壓分佈和近場壁面的聲強分佈，最後分析由於聲波的多重散射作用而對聲波吹灰的影響。
  5. A novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields

    介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構，該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道，利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ，同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景
  6. Abstract : a novel strip - coil - baffle structure used to enhance heat transfer and support the tube bundle for a tube - shell heat exchanger is proposed. the new structure can sleeve the tubes in bundle alternatively to create a vortex flow in a heat exchanger. the numerical simulation on the flow and heat transfer characteristics for this new structure heat exchanger is conducted. the computational domain consists of two strip - coil sleeved tubes and two bare tubes oppositely placed at each corner of a square. the velocity and temperature fields in such strip - coil - baffled channel are simulated using fluent software. the effects of the strip - coil - baffles on heat transfer enhancement and flow resistance in relation to the reynolds number are analyzed. the results show that this new structure bundle can enhance the heat transfer coefficient up to a range of 40 ? to 55 ? in comparison with a bare tube bundle ; meanwhile, higher flow resistance is also accompanied. it is believe that the strip - coil - baffled heat exchanger should have promising applications in many industry fields

    文摘:介紹了一種用於強化管殼式換熱器殼側傳熱和支撐管束的螺旋折流片新型結構，該結構是對換熱器管子相間地套上螺旋折流片以產生旋渦流動.研究模型是在正方形布置的4個管子中的2個對角管子套上螺旋折流片后形成的通道，利用fluent軟體對該上述四管通道模型的流場和溫度分佈情況進行了數值模擬;分析了四管通道模型中螺旋折流片對強化傳熱和流動阻力隨雷諾數的變化關系的影響.算例結果顯示該新型結構可比相同尺寸的光管通道中的情形傳熱系數提高約40 ? 55 ? ，同時也將伴隨較高的流動阻力.可以相信螺旋折流片式換熱器將會在許多工業領域有良好的應用前景
  7. In chapter 2, by defining some concepts, such as constraint unit, constraint aggregate, constraint relation, constraint method, constraint chain, constraint degree and associate constraint sub _ aggregate etc. the basic constraint factors that affect the complex pipeline system packing are fully analyzed in the first. in the following, a mathematical modelling method used for complex pipeline system " optimization packing design is brought forth based on the optimization target decomposing, then a mode of generalized proposal field of the complex pipeline system packing design is constructed. finally, a variant genetic algorithm for the solution of the mode mentioned above is derived

    第二章，通過定義約束元、約束集、約束關系、約束方法、約束鏈、約束度、關聯約束子集等概念，對影響復雜管線系統規劃布置的基本約束因素進行了較為全面、系統的分析；探討了基於目標分解的復雜管線系統優化布置問題的數學描述方法，建立了面向復雜管線系統布置的廣義布置方案場模型，並在此基礎上設計了求解該模型的變異遺傳演算法。
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