細型芯 的英文怎麼說

中文拼音 [xíngxīn]
細型芯 英文
slender core
  • : 形容詞1 (條狀物橫剖面小) thin; slender 2 (顆粒小) in small particles; fine 3 (音量小) thin ...
  • : 芯名詞1. (物體或器物的中心部分) core 2. (蛇的舌頭) snake's tongue
  1. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵上的模,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  2. The subject of this thesis is to study ironless moving coil linear permanent magnet synchronous motor and the major works in this thesis are summarized as follows : 1 ) two analytical formulas are derived by concentrated current method and distributed current method to determine the magnetic field due to pm, based on the current model of pm. besides, two method ( magnetic charge method and solution by laplace equation method ) are also introduced with comparing their advantages and disadvantages. then the effects of the motor parameters on the flux distribution are discussed

    本文對空動圈式直線同步電動機進行了深入致的研究,內容包括: ( 1 )採用電流模推導出兩種計算永磁磁極二維氣隙磁場的解析公式(集中電流法、分佈電流法) ,同時介紹了兩種永磁電機氣隙磁場計算方法(磁荷法,直接求解拉氏方程法) ,分析各種方法的優缺點,討論電機參數對氣隙磁密的影響; ( 2 )介紹了單層同心繞組的布置方式,根據安培定律推導出空動圈式直線永磁同步電動機的靜推力計算公式,分析靜態力?位移特性; ( 3 )建立空動圈式直線永磁同步電動機動態模擬模,模擬不同驅動方式下電動機起動、穩態運行時電磁力、速度、位移的變化情況。
  3. The design of its molding part, hydraulic pressure side core - pulling mechanism, injection system and other make - up of the mould, as well as the working process of the mould, were specified in detail

    地敘述了模具成零件的設計、液壓側抽機構、澆注系統和其它結構的設計過程以及模具工作過程。
  4. A way to avoiding crack or reducing crack width of concrete or reducing distortion of member is using prestressed concrete. the writer tried to make full use of the merit of the prestressed concrete and designed prestressed concrete mandril to control crack of structure. the prestressed concrete mandril, which was firstly applied high pressure on a small concrete bar, and then was made in concrete, so it would act as reinforced bar and resist load. in this thesis the writer designed 24 mmnbers and had experimental study of them, reached the conclusion that the effect of resisting crack of the prestressed concrete mandril was good when the load was not large, it can enhance the capacity of resisting crack and reduce the crack distance and crack width, but when the loads was large, the effect of resisting crack was not good, when we used the prestressed concrete mandril and reinforced bar together in member, the effect of resisting crack was very good. the writer analysed the adherence mechanism and wreck mechanism of the prestressed concrete mandril in anxial tension members, and according to the character of the prestressed concrete mandril, the writer constructed the bond model of it. then the writer introduced the analysis theory of crack including the bond - slip theory, the non - slip theory, the synthesis theory and mathematics stat method. the different theory had different theory base, they considered that the primary affection of crack width was different. in this test, the crack distance and crack width of members which placed reinforced bar were match to the compute value of the code gb 50010 - 2002 very well. to the members which

    本文共進行了24根試件的試驗研究,得出了預應力混凝土棒能較大地提高構件抗裂承載力,在荷載小於預應力混凝土棒的開裂荷載時有較好的抗裂效果,能較大地減小裂縫間距和裂縫寬度,但是當荷載較大預應力混凝土棒開裂時預應力混凝土棒的抗裂效果不是很好,若將普通鋼筋和預應力混凝土棒一起使用時則有很好的抗裂效果。本文分析了預應力混凝土棒在軸拉試件中的粘結機理和破壞機理,根據預應力混凝土棒本身的特點,提出了預應力混凝土棒與后澆混凝土之間的粘結模。然後本文詳介紹了經典的裂縫分析理論粘結滑移理論、無滑移理論、綜合理論和數理統計方法,各理論有著各自不同的理論基礎,認為影響裂縫寬度的主要影響因素也各不相同。
  5. Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure

    試件的整體斷裂為剪切,但在試件部裂尖鈍化區中部出現了韌窩啟裂並有一定的擴展,說明局部較高的應力三軸度也會使韌窩機制得以發展,但是不改變試件整體的剪切斷裂模式;對韌性斷裂的剪切模式的觀機理做了一定的探討,並且提出了含裂紋構件剪切斷裂的宏觀判據:認為裂紋前方的集中剪切帶中與裂紋尖端等半徑處最大有效塑性應變出現的方向可以作為裂紋剪切斷裂的方向(可簡稱為_ ( pmax )準則) ,集中剪切滑移帶貫穿裂紋前方承載韌帶時的載荷可以作為極限載荷;本文運用金屬韌性斷裂觀力學在一復合韌性斷裂方面的研究成果,採用失效評定圖的形式,提出了傾斜裂紋的安全性評定方法的基本框架。
  6. Connectors, optical fiber cable, 2 positions, multi - mode, shipboard, jgl30 - 2. 5 - 01, detail specification for

    Jgl30 - 2 . 5 - 01艦用兩多模野戰光纜連接器詳規范
  7. Connectors, optical fiber cable, 2 positions, multi - mode, field, miniaturized, jgl27 - 1. 8 - 03, detail specification for

    Jgl27 - 1 . 8 - 03多模野戰光纜連接器詳規范
  8. Connectors, optical fiber cable, 4 positions, multi - mode, field, miniaturized, jgl27 - 2. 5 - 01, detail specification for

    Jgl27 - 2 . 5 - 01多模野戰光纜連接器詳規范
  9. First, according to the demand of vimp for resin system, the reaction kinetics and rheological of up resin are investigated and the optimal content of low additive profile ( lpa ) is determined. then vimp based on a high - permeable medium and grooves are studied by visual experiments, through which the appropriate high - permeable mediums are selected and the parameters of width, depth and spacing for flow grooves and spacing for supply grooves are optimized. furthermore, various factors affecting the mold filling process are discussed and the whole vacuum infusion procedures are described taking examples of the manufacture of a model boat and a sandwich panel in one infusion

    文中首先根據vimp對樹脂體系的要求,對vimp用不飽和聚酯樹脂體系的動力學和流變學性能進行了研究,確定了最佳低收縮添加劑的含量;對高滲透介質和溝槽vimp開展了實驗研究,通過可視化實驗優選出較好的高滲透介質,確定了引流槽的寬度、深度和槽間距及主槽的槽間距等工藝參數並進行了優化;對影響充模過程的各種因素進行了詳的討論,並以模船和夾面板的製作為實例描述了兩種vimp的成過程;在實驗的基礎上,建立了二維滲漏模,採用控制體有限元法對高滲透介質vimp進行了成過程的計算機模擬計算,通過充模時間和流動前峰的計算值與實驗結果的比較,驗證本文所採用的數學模和數值方法的正確性,其結果對實際生產具有一定的理論指導意義。
  10. This model not only reckons in the effects of the space distribution and the connection pattern of the windings, the position of the short circuit point and the space harmonics of the gap magnetic field, but also takes into account the pole geometry, slot effects, saturation and eddy current in the rotor

    該模不僅能考慮繞組的分佈與聯接方式、故障的空間位置、氣隙磁場的空間諧波,還能致地考慮磁極形狀、鐵的飽和和渦流等因素。
  11. In this paper, the author paticular analysis 11 core holes and established the partition of strutum gyration of key layers in the area, then stratigraphic analyzed the 225 well and identified microfacies of the target area, then established the mode of facies. the author analyzed the evolvement law of different type of channel combined sedimentary environment

    本文首先通過對11口取井的詳解剖,確立了研究層段的層序地層格架劃分方案,進而對研究區225口井進行了精劃分對比,進行了不同類河道所處環境的微相識別與劃分,並建立了研究區的相模式。
  12. In this paper, he also expatiates upon particularly some difficulties in the designing, such as how to fix the small core, how to fix the hydraulic cylinder by sequence and how to insert arc core into the column core2

    對模具設計過程中遇到的困難,如:小嵌件如何固定,很小的側如何固定於側滑塊上,及三個液壓缸按順序抽,圓弧如何插入圓柱2中等都作了詳的敘述與探討。
  13. ( 3 ) the capillary performance and the effect of it on the amtec ; the capillarity of material is one of the essential condition which complete the circulation of the working liquid. this work analyzed the capillarity of material and how to make capillary wick

    3 )毛性能對amtec轉換器的影響;材料的毛性能是完成裝置內部工作物質循環的必要條件,本論文簡單分析了材料的毛性能及毛的成方法,在以後的研究中還要從更高的角度上研究毛性能對裝置性能的影響及各種毛材料。
  14. The molding technology and feature of the injection mould with mult - direction cores drawing by multi - detail of plastics box are introduced, and the principle and moving course of the mould are analyzed, providing a new means for the design of similar injection mould

    摘要主要介紹了多元多向抽塑料盒的成工藝及模具結構特點;並詳分析了模具的動作原理和過程,為類似產品注射模具的設計提出了一條新的思路。
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