管螺模 的英文怎麼說

中文拼音 [guǎnluó]
管螺模 英文
pipe die
  • : 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;...
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  1. Improvement of flow proportionality and dynamic characteristics of pulse - width - modulated solenoid valves

    驅動式下電磁閥動特性的優化方法分析
  2. Equipped with a lock solenoid interlock switches linking aluminum shell hs1c tuba skimmers

    配有鎖定的hs1c大號壓鋁外殼連結互鎖開關
  3. Main products and sales cover various metal fittings including sofa frames, sofa casters, teapoy fittings and screws and threads for industrial purpose including polyamide thread, polyester thread, special thread for thick - leather sofa, special thread for leather products and thread for industrial fishnet. the company has been provided with advanced technology and equipment, high quality professional technicians and strict business administration and quality control from the design, modeling, production and sales of product and strived for the best performancd - price ratio for customers

    本公司主要生產銷售各類沙發架、沙發腳、茶幾配件、絲等五金配件,同時亦生產棉綸線、滌綸線、厚皮沙發專用線帶,皮具特品線、工業漁網線等,公司技術,設備先進,擁有高素質的專業技術人才及嚴格的企業理,產品從設計,具生產到銷售均嚴格控制,為客戶追求最高的性能價格比。
  4. Key words : hose - connect 、 injection mould 、 take off whorl 、 side core

    關鍵詞:軟接頭、注射、脫紋、側向抽芯
  5. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全栓連接( bfp )節點、雙t板連接( dst )節點以及加勁端板連接( sep )節點,進行了四類節點8個型試件在柱端低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回曲線與轉角滯回曲線為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回曲線有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架曲線在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全栓連接節點、雙t板連接與加勁端板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  6. Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed

    本文在總結和分析了一個世紀以來有關曲線道流動和換熱特性的研究成果的基礎上,以旋轉正交曲線坐標系統下的多參數旋轉道中的對流傳熱為物理型,通過攝動方法和有限體積法,首次對各種截面(圓截面、橢圓截面、環形截面、矩形截面)旋轉曲線道內充分發展流動的流動結構和傳熱特性(包括耦合對流傳熱特性)以及旋轉曲線道開口段發展流動的流動結構和換熱特性進行了系統的數值擬和理論分析,詳細討論了各種無量綱參數對道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及道nusselt數的影響,獲得了若干創新性成果。
  7. For getting the runner characteristics more correctly, researching the representation of runner characteristics of the kaplan turbine in this paper, and using this method of modifying runner characteristics to calculate the transient of hydraulic power station. improving the calculating model of the axial thrust in the kaplan turbine ' s transient. base on the theory of screw propeller without any boundary, using the theory of screw propeller with pipe, and the formula to calculate the dynamic axial thrust during transient is developed

    本文對轉槳機組在過渡過程中的槳葉劃水產生水推力的數學型進行了改進,在原來使用無邊界旋槳進行等效的基礎上,使用了導旋槳對轉槳機組中的槳葉劃水進行等效,並且比較詳細的分析了影響轉槳機組軸向水推力的各個因素,以及給出了動態計算軸向水推力的公式,通過計算表明,使用改進后的動態水推力計算型得到的結果能較好的反應實測的動態軸向水推力。
  8. Particle simulation of helical traveling - wave tube

    高效率空間行波旋慢波系統的擬優化
  9. Moreover, the thermal storage device model is built up in order to understand its thermal storage performance. its model includes a helical heat exchanger pipe model and a hot water storage tank model. the distributed parameter simulation model of the helical heat exchanger pipe and the planar mathematics model are

    此外,為了解hpacdhws中蓄熱裝置的蓄熱特性,建立了換熱器的分佈參數型,並根據傳熱學和流體力學理論,建立了二維蓄熱水箱的流動及傳熱數學型。
  10. Our main products include central material supply system, series drier, automatic charging machine, single double screw extruder, series heating and cooling blending machine, crusher, cold water machine, mould temperature controller, pipe, bar section, board, pp - r pipe, pe fuel pipe, plastic dual tubing extrusion production line and granulation completed production line equipment, at same time, we also carry on various plastic machine and refrigeration engineering. the products are sold well in every province and city of the whole country and also exported to about 30 countries and areas with strong technical force, advanced equipment, scientific management system and perfect after - sales service

    公司主要產品有集中供料系統系列乾燥機自動加料機單雙桿擠出機粉料高速混合機粒料混合機旋上料機牽引機切割機離心脫水機化纖團粒機全自動擴口機全自動計量混合裝置破碎機磨粉機冷水機溫機材型材板材pvc材pp - r材pe供水燃氣材中空壁纏繞材硅芯材生產線,雙擠出電工穿線材造粒等全套生產線設備。
  11. Specially design co - extruding die, merely need to replace core mandril, it may produce solid - wall pipe, solid wall inner helix pipe foamed pipe and foam inner helix pipe

    特殊設計的共擠頭,只需要換芯棒即可同時生產實壁、實壁內、發泡、發泡內
  12. Die design of forming pipe spiral groove

    旋槽成形具設計
  13. All wetted valve components - test cocks, ball valve shutoffs, pipe nipples, body and cover, and check modules are made from " lead free " stainless steel or plastic construction

    全焊接閥門部件-測試旋塞,球閥關閉閥,紋接套,閥體和閥蓋,以及止回閥塊都採用「無鉛」不銹鋼或塑料結構。
  14. For the optimization function of hrsg, the cool costs is considered as the objective function and the variables are the number of row, the number of tube per row, the horizontal distance and vertical distance between tubes of the evaporator and the economizer

    建立了以bchp系統的冷量成本為目標函數,以余熱鍋爐排煙溫度、蒸發器和省煤器中旋翅片排數、每排數、束橫向節距和束縱向節距為決策變量的余熱鍋爐優化型。
  15. If we can accurately ensure the rigidity coefficient, the result of mathematic analysis method can approach the fact accurately by applying contact mechanics theory, we can deal with the lining and lining as contact problem of two bodies. using pretension bolted solid finite element simulate bolt at linings. thus not only considers perpendicular rigidity but also considers the tangent contact rigidity

    ( 4 )通過運用接觸力學的理論,將片與片的接頭抽象成為兩個體與體的接觸問題,在片處的栓採用有限元中的實體栓預緊單元進行擬,這樣不但考慮了片與片處的法向剛度接觸而且考慮了片與片間的切向接觸剛度。
  16. In this dissertation, researches on the flow in curved pipes of the last century are firstly reviewed and then a flow model in a rotating helical pipe with multi - parameters is introduced

    本文首先綜述了一個世紀以來有關曲線道流動的研究成果,並在前人文獻的基礎上,提出一種多參數旋轉道流動型。
  17. Based on the navier - stockes equation, the finite difference method was applied to variance the simplified n - s equation on cylindrical coordinate system. then, 3 - d model of the spiral flow locally generated in circular pipe with steady and axial - symmetry condition was founded. the ordinary iterative method of gauss - seidel was induced

    太原理工大學碩士學位論文本文以局部起旋條件下的圓旋流為擬對象,從以速度和壓強為自變量的微分方程一navier一5tokes方程出發,利用有限差分法對柱坐標系下簡化后的n一s方程進行離散,建立定常的、軸對稱的三維計算型。
  18. Various successive partial plastic forming methods for processing groove, including thread rolling, cross rolling and skew rolling, splitting, rolling of spline shaft, split rolling, open - die extrusion of spline shaft / gear, extrusion of internal screwed tooth socket parts with large helical pitch, integral cold forging for slot commutator, extrusion - ploughing for outside fin tube, drawing of tube with spiral internal / external ribs etc. have been introduced briefly

    摘要介紹了用於加工槽的各種連續局部塑性成形方法,包括紋軋制、橫軋與斜軋、分劈、花鍵軸滾軋、劈分軋制、花鍵軸齒輪開擠壓、花鍵套擠壓、槽型換向器整體冷鍛、外翅片擠壓一犁削、內外拉拔等。
  19. Numerical simulation of the 3d spiral flow in girallar pipe

    旋流的三維數值
  20. Along the axes, the pressure near to the pipe wall is increasing and reducing at the pipe centre. based on the experiment, research on the characteristics of the spiral flow by using numerical simulation is feasible. this paper enriched the theory of sediment transportation by spiral pipe flow

    太原理工大學碩士學位論文在物理型研究的基礎上應用數值擬來進一步研究旋流特性是可行的,這項研究充實了圓旋流輸送理論,並為其在工程上的推廣應用奠定基礎。
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