管殼型 的英文怎麼說
中文拼音 [guǎnkéxíng]
管殼型
英文
tube and shell type- 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;...
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The type designation for picture tube bulbs
顯像管玻殼型號命名方法Research on a new pipe shell - type baffle - rod heat exchanger
新型折流桿管殼式換熱器研究With advanced production equipment, leading techniques and scientific management method, the factory is mainly engaged in the production of flat - plate ceramic shell of pipe, helical - type shell of pipe for electric semiconductor, as well as textile ceramics, 9. 5 aluminum ceramics. these products are used widely in the industry of metallurgy, chemical engineering, electric power, electrics, railway, military project and scientific research project
企業採用先進的生產設備,精良的工藝技術,嚴格的管理方式,主要生產電力半導體用平板型陶瓷管殼螺旋型管殼,以及紡織陶瓷,九五氧化鋁陶瓷,和陶瓷金屬化產品,廣泛應用於冶金化工電力電子鐵道軍工紡織科研等部門。Detail specification for electronic components. case rated bipolar transistor for silicon npn high - frequency amplification for type 3da1162
電子元器件詳細規范. 3da1162型硅npn高頻放大管殼額定的雙極型晶體管Detail specification for electronic components. case rated bipolar transistor for silicon npn high - frequency amplification for type 3da1722
電子元器件詳細規范. 3da1722型硅npn高頻放大管殼額定的雙極型晶體管Detail specification for electronic components. case rated bipolar transistor for silicon npn high - frequency amplification for type 3da 2688
電子元器件詳細規范. 3da2688型硅npn高頻放大管殼額定的雙極型晶體管Semiconductor devices - discrete devices. part 7 : bipolar transistors. section four - blank detail specification for case - rated bipolar transistors for high - frequency amplification
半導體器件分立器件第7部分:雙極型晶體管第四篇高頻放大管殼額定雙極型晶體管空白詳細規范Subsequently, we can get the chip s - parameter by adding the negative equipment circuit of the parasitic parameters in the s - parameter model of packaged device
之後,在有管殼封裝器件的s參數模型中,加上負的寄生參量的等效電路,即可得到管芯的s參數。In these specimens, ninety - four taxa ( including 63 species, 30 varieties and 1 form ) of the order aulonoraphidinales have been identified, which belong to 10 genera, 3 families
經鑒定分析,發現管殼縫目硅藻63種30變種1變型,共94個分類單位,隸屬於3科10屬。In the selective calculation module, the calculations of heat exchanger design, the analysis of pipe setting patterns are combined with the database so that the selective calculation sub - system is developed. considering the factors such as uniform flowing of the fluid, smaller inner radius of the shell, the well heat exchanging effect and saving materials, the pipe setting module is developed based on the designing data. in the module for automatically generating parts and assembly drawings, the database of pattern sizes and the drawing libraries are established according to the classifications and series
在選型計算模塊中,通過換熱器設計計算、管束組件的布管方式分析、數據庫的檢索,開發了浮頭式換熱器輔助設計計運算元系統;在布管定型模塊中,按照確保殼程流體流動均勻、且換熱器殼體的內徑較小、管程殼程間換熱良好且節省材料的原則,根據設計計算參數建立了自動布管定型系統;在零部件圖和裝配圖自動生成模塊中,分級分類地開發了浮頭式換熱器所有零部件圖和裝配圖的圖紙尺寸數據庫和圖庫,運用「死圖活尺寸」的開發理念,開發了圖形自動生成與管束參數化設計的集成系統。Abstract : plate - shell heat exchanger ( pshe ) is new equipment of combining the advantage of shell and tube heat exchanger and plate heat exchanger
文摘:板殼式換熱器是集板式換熱器和管殼式換熱器優點於一身的新型換熱設備。The comparison of two turbulence models in simulation of heat exchanger
管殼式換熱器數值模擬的流動模型比較Methods of enhancing the heat transfer in heat exchanger about the shell and tube sides are introduced and commented
介紹了管殼式換熱器中管程、殼程的強化傳熱研究以及國內外推出的各種新型換熱器的有關情況。Zigzag in line package
鋸齒型插腳式管殼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Detail specification for electronic components. case rated bipolar transistor for silicon pnp low - frequency amplification for type 3cd 507
電子元器件詳細規范. 3cd507型硅pnp低頻放大管殼額定的雙極型晶體管Shell capacity of film laminating sand is one important index for tipper hopper type shelling, shell core and technology of blowing method
覆膜砂的結殼性能不管對于採用翻鬥法製造殼型殼芯,還是採用吹射法製造殼芯的工藝都是一個重要的指標。Detail specification for electronic components. case rated bipolar transistor for silicon npn low - frequency amplification for type 3dd 313
電子元器件詳細規范. 3dd 313型硅npn低頻放大管殼額定的雙極型晶體管Blank detail specification for case - rated bipolar transistors for low - frequency amplification
低頻放大管殼額定的雙極型晶體管空白詳細規范分享友人