封頭 的英文怎麼說

中文拼音 [fēngtóu]
封頭 英文
capped end
  1. Using vb6 programming software, the different marked volume of corresponding absolute altitude for the horizontal vessel which have arbitrary ellipse head and spherical vessel can be calculated more rapidly and accurately, and the method was not restricted by vessel specifications

    摘要介紹了利用vb6編程軟體，快速準確地計算出具有任意橢圓形封頭的臥式容器及球罐不同標高液位所對應體積的方法，該方法不受容器規格限制。
  2. Study on the hot forming processing of marine condenser head

    封頭的熱成形工藝研究
  3. Material receiving inspection number and steel grade shall be stamped on the heads, shells and downcomer nozzles

    封頭、筒體和集中下降管管座上必須打上工廠的材料檢驗編號和鋼號。
  4. The horizontal liquid sump shall have flanged heads on both ends

    水平的（臥式）排污箱必須有兩端帶法蘭的封頭。
  5. The effects of reynolds number, back surface of nozzle, aft - dome configuration and degree of submergence on aft - end internal flow were studied by both cold gas simulation and numerical simulation. it is showed that the separated flow is sensitive to the change of reynolds number and aft - end cavity configuration

    最後，利用冷流模擬與數值模擬相結合的方法，研究了雷諾數、噴管背壁形狀、后封頭形狀和潛入深度對燃燒室尾部流場的影響，結果表明流動的分離對雷諾數和背壁區幾何邊界的變化很敏感。
  6. On the base of the basic structure study of the tooth - locked quick closure vessel of middle and low pressure with crown head, the optimization method of parameterized whole device is presented in this paper, the emphases of research is put on optimization of the tooth - locked quick closure device whose structure and load distribution is complicated, the wall of vessel, however, is designed according to the existing strength formula

    本文對帶有球冠形封頭的中、低壓齒嚙式快開容器的基本結構進行研究的基礎上，提出了齒嚙式快開容器的參數化整體優化方法，研究重點放在結構和受力復雜的齒嚙式快開裝置的優化，對于容器簡體壁厚仍採用現有強度公式設計。
  7. Needle roller bearings ; drawn cups with open ends, drawn cups with closed end, with cage

    滾針軸承.帶封頭的軸套帶保持架的帶封頭的軸套
  8. This product is a ideal machine to cut the seal of processing vessel and its linear velocity is nonstage transmission. its edge face and groove can be finished in one time and it is several times more effective than before

    本機是加工容器封頭切割的最佳設備，線速度無級調速，端面和坡口可一次加工完成，比立車加工功效提高幾倍。
  9. Special line slots modularized installation and good interconvertibility make it easier to be replaced because of the furniture at any time. it is said to be the " floating capital asserts ". special line slot and fittings contain line slot, corner junction, enveloping board, line cloverleaf junction. all these may one - way, two - way, three - way or four - way line slot

    專用線槽及配件含：線槽角腳封頭板過橋等，均可配套成一通線槽二通線槽三通線槽四通線槽。
  10. Through the improvement to the press craft for the heavy wall - head, avoids the production of its surface crack, guarantees the products ' quality, it offered the reference for the work in the future

    摘要通過對厚壁封頭壓制工藝的改進，避免了其表面裂紋的產生，保證了產品質量，為今後的厚壁封頭壓制工作提供了參考依據。
  11. The following conclusions are gained : ( 1 ) the located shear band prongs the ligament near the top crack tip and the structure may occur shear - mode fracture at the angle of 155 ? to crack when load is 87. 92mpa ; the mode of fracture of the flange joint structure is not possible to be void - mode ; ( 2 ) it is proved that loading and then unloading repeatedly can not increase the possibility of invalidation of the structure when the times of loading and unloading are not too more when load is operating pressure ; the structure is safe when the vessel is operating ; ( 3 ) in the fe model of the thesis, not considering the influence of water pressure test which is in the process of fabrication of vessel in fe results in larger deviation in analysi

    得出了以下結論：在8792mpa的載荷下筒體一封頭連接結構處的集中剪切帶貫穿韌帶，可能發生沿與原裂紋線成155 「角方向剪切型斷裂；筒體一封頭連接結構不可能發生韌窩型斷裂； （ 2 ）在工作壓力下進行次數不多的反復加、卸載，結構不會破壞，也不會喪失安定性：結構在工作狀態下是安全的； m在本文的彈塑性有限元模擬計算中，對于裂紋尖端進行力學分析時，不考慮壓力容器製造過程中水壓試驗的影響，將導致計算結果出現較大的偏差； （ 4 ）筒體完全屈服時的載荷為92石3mpa ，封頭完全屈服時載荷為86
  12. Analysis of a welding structure destroy of a pressure tube capping

    壓力水管封頭焊接結構事故分析
  13. Abstract : by a discussion on k value, the radiographic technology for thebutt welds in standard elliptic sealing heads consistent with current standards and regulations is presented

    文摘:圍繞k值展開討論，提出一種符合現行標準、規程要求的標準橢圓封頭拼接焊縫的射線探傷工藝。
  14. Linear adjustment of the head of a spiral wound thick - wall pressure vessel

    螺旋纏繞厚壁壓力容器封頭段的線型調整
  15. In case of a vertical veseel tested horizontally in the shop, the test pressure shall relate to the design pressure adjusted for static head when the unit is in the vertical position

    5如果立式容器在車間進行水平測試，測試壓力應相對設計壓力進行調整，當裝置在立式位置時調整靜封頭。
  16. Optimization design of the connecting zone of spherical head and cylinder of high pressure vessels

    高壓容器球形封頭與筒體連接區優化設計
  17. It ' s difficult to fabricate equipment made of zirconium clad steel material, especially on head forming

    摘要鋯鋼復合板設備的製造有一定的難度，特別是其封頭的成形加工。
  18. This article introduces key process of head forming, quality control of the cladding, zirconium surface protection and quality inspection to guarantee the corrossion resistance of the zirconium and mechanic performance of head

    介紹了鋯鋼復合板質量控制、封頭壓制工藝、鋯材表面防護、質量檢驗等幾個關鍵工序要求，既保證了鋯復層的耐腐蝕性又使封頭具有一定的綜合力學性能。
  19. This product is collod feathering achro, aticity and viscosity, wghhich can clear the thick oxideatice horizon hot pressed end plate or rollsteel plank which be processed or welded under hot temperature and hot pressure

    本產品為無色透明的粘稠狀膠體，針對不銹鋼熱壓封頭或用熱軋板製作工件等，經過高溫高壓處理或焊接時所產生紅、黑、黃等各種類型的較厚氧化層，清除迅速，徹底。
  20. It takes only two to four irradiations to inspect a sealing head weld by using the technology

    使用這種方法，一般只需兩到四次透照就能完成封頭焊縫的探傷。
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