繞包層 的英文怎麼說
中文拼音 [ràobāocéng]
繞包層
英文
taped covering-
Powerformer have some changes in constract with the conventional generator , subsequently it also have some new problems in order to have an economical , efficient , credible development and application the structure and the philosophy of electromagnetism of powerformer will be on speaking terms changes electrical design , magnetism design , thermal design and structural design are have some new changes above all , the electromagnetism parameter and the harmonic magnetomotive force of powerformer are studied in this paper first , it mainly utilizes analytics to deduce formula of slot leakage reactance it considers three instances , including monolayer - slot , multilayer isometric - slot and multilayer anisometric - slot then , the analytics and the fem are utilized to calculate slot leakage reactance of stator winding of prototype of powerformer and compare their results second , the theory of utilitzing fem to calculate the reactance of powerformer is simply introduced , including stable reactance , transient and subtransient reactance specially , the saturated influence of the stable reactance is considered then , the results are analysed final , it mainly introduces the influence of harmonic magnetomotive force of stator winding and analyses the harmonic magnetomotive force of stator winding then , it mainly analyse harmonic magneto - motive force of stator winding through arranging various arrays of stator winding and observe their influence
基於上述原因,本文對powerformer的電磁參數以及定子繞組諧波磁勢進行了研究。首先是用解析法推導出powerformer定子繞組槽漏抗的計算公式,考慮了單層圓形半閉口槽、多層等半徑圓形半閉口槽和多層不等半徑圓形半閉口槽三種情況,並對powerformer樣機的定子繞組槽漏抗用解析法和有限元法進行了計算,並比較其結果;其次,簡要介紹了有限元法計算powerformer電抗參數的原理,包括穩態電抗、瞬態電抗和超瞬態電抗,對穩態電抗考慮飽和影響,對結果進行分析;最後,介紹定子繞組諧波磁勢對電機運行性能的影響並對定子繞組諧波磁勢進行了分析。然後通過對定子繞組進行不同排列來分析定子繞組諧波磁勢,看看繞組排列對諧波磁勢的影響。Ranging from 100 to 200 microns across, the width of several human hairs, these microscopic fossils are surprisingly complex and constitute almost a textbook example of a bilaterian, including the three major tissue layers ( the endoderm, mesoderm and ectoderm familiar from high school biology texts ), the presence of a gut with a mouth and anus, and paired coeloms ( body cavities ) surrounding the gut
這些微化石的大小為100 ~ 200微米,相當于幾根頭發的寬度, ?們看起來出奇復雜,而且簡直就像兩側對稱動物的教科書般,展示了各種特徵:包括三個主要的組織層(內胚層、中胚層及外胚層,都是中學生物課本中熟悉的名詞) ,前後連介面部與肛門的腸腔,腸腔外還圍繞著成對的體腔。Cylinder radial twisting enlacing machine is an upgrading generation of packaging machine with the function of simple operation, high automatic degree and the layer number of twisting is adjustable so as to reduce the wastage of the products
圓筒徑向纏繞捆紮機是包裝升級換代的機型,操作方便、自動化程度高,纏繞層數可調,並大大降低產品的損耗。Optical fiber coating loose tube, fill in fiber compound, strengthened steel wire in the middle, tube gasket around steel wire as se intertwist, cable fiber fill in cable core, and then coating water blocking tape, double - faced pe outer jacket. best se intertwist protect optical fiber away from drawing and press
光纖被覆松套管,纖膏填充,金屬加強件置於纜芯中心,束管圍繞鋼絲作sz層絞,纜芯內充纜膏,外縱包阻水帶,雙面塗塑鋼帶粘結pe護套。Triply covered wire
三層繞包線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細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,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。The thesis, taking a case study on the 232 communities in tianjin hexi district, which is one of the downtown areas of tianjin, aim at the characteristics of the changes in urban spatial organized structure ; analyze the tendency that how urban people gather spatially, how residents choose their houses and apartments, and how different communities have different needs ; find out what are the new problems proposed to urban community spatial management because of the division of the sections of society, the changes of the organization and management structure of urban society, and the changes of social structure and real - estate development
探討城市最基礎的空間組織結構的變化特點;分析城區居民在空間聚集方式、人居環境選擇、社區需求等方面的取向性與規律性;揭示因城市社區階層化、空間結構分異化、組織管理地域化給城市社區空間管理提出的新問題。本文以圍繞中國城市社區空間組織管理所做的十大思考為著力點,提出並分析了我國城市社區空間組織管理不可迴避的一些問題,包括構建新型城市社區空間組織管理模式的困難與困惑的思考;關于社區貧富區位化與公共資源配置的思考;關于社區空間定位與社區規模的思考和關于有中國特色的社區組織管理體制的思考等。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
本文對空芯動圈式直線同步電動機進行了深入細致的研究,內容包括: ( 1 )採用電流模型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芯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 )建立空芯動圈式直線永磁同步電動機動態模擬模型,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。According to the special shape and operate requirements of the torpedo, the structure and moulding process of the torpedo shell are established, in which the body and overlay block with grooves are moulded by fiber winding, and close moulding respectively with the adhesive by limited stop compression. in the light of the selection of raw material system, composite system with outstanding performance are defined, based on which the mechanical properties are tested., with the overall consideration of structural characters and design demands, the main factors which may have effects on the strength and stability ( including stiffness section dimension, stiffeners space, skin thickness and skin lay angle ) is optimized one by one for the structure design parameters on the base of the fem model of skin, stiffness and layover block by fem. as a result, the prototype with 1 : 1 proportion and its structure and lay optimization design are completed. the moulding technology for polyurethane foam moulding the stiffened shell is obtai ned in terms of the design, manufacture moulding, experimental mould and tooling
依據在研產品特殊的外型結構和使用要求,確定了該型號水雷復合材料殼體的具體結構形式和復合成型工藝路線,即由纖維纏繞工藝成型主體異形件,閉模成型帶通槽外貼塊,用限位加壓工裝實現粘接的工藝路線;通過對原材料體系的篩選,確定了綜合性能較好的復合材料體系,以此為基礎進行了力學性能測試;運用有限元方法,建立了蒙皮、筋條和外貼塊的分析模型,綜合考慮結構特點和設計要求,對影響結構強度與穩定性的主要因素(包括筋截面尺寸、筋間距、蒙皮厚度、蒙皮鋪層角度)分別進行了結構設計參數的優選,最終完成了復合材料異形耐外壓殼體1 : 1樣件和縮比實驗件結構及鋪層優化設計;完成了聚氨酯泡沫胎成型內置加筋殼體的成型工藝技術研究;對縮比件進行外壓性能測試,並給出了應力、應變測試結果。Specifications for particular types of winding wires. solderable polyurethane enamelled round copper wire overcoated with polyamide, class 130
特殊型繞組線規范.聚酰亞胺塗層的軟焊聚酰胺酯包漆圓銅線. 130類Sp cifications for particular types of winding wires - part 2 : solderable polyurethane enamelled round copper wire, class 130, with a bonding layer
特種繞組線規范.第2部分: 130級帶粘合層的可軟焊聚氨酯漆包圓銅線This technique combines the edge - based finite - element method with physical optics ( po ) and physical theory of diffraction ( ptd ). the hybrid technique is applied to compute the scattering fields from the electrically large bodies with cracks and cavities on their surfaces. it is also used to analyze the scattering characteristics of microstrip antennas residing in a cavity mounted on metal objects with finite sizes
本文採用edge - basedfem為基本方法,結合物理光學法( po ) 、物理繞射理論( ptd ) 、邊界積分方程( bi ) 、區域分解技術( ddm )和完全匹配層( pml )吸收邊界條件等求解方法構成的混合方法,對電磁散射和輻射問題進行了研究,主要包括以下內容:提出了一種edge - basedfem與物理光學方法和物理繞射理論相結合的混合方法? fem po - ptd方法,並將該混合方法應用於帶有腔體或槽縫的電大尺寸導體目標的電磁散射特性分析和位於有限導體目標上的背腔式微帶貼片天線的電磁散射特性分析。Ucq cable formed by three insulated shielded main wire and one grounding wire with semiconducting rubber layer, interwist to cable encircling semiconducting rubber core and outside wraped yellow chloroprene rubber sheath
型電纜由3個帶有絕緣屏蔽的主線芯和一個包覆半導電橡皮層的地線組成,圍繞半導電橡皮墊芯絞合成纜,外面擠包黃色氯丁橡皮護套。Multi - channel surround sound technology obviously strengthened the music performance and the prominent music essential factors by its own characteristic such as immerse feeling, surrounding feeling, spatial feeling, level feeling, scene feeling, localization feeling, high degree of dissociation and so on, . inevitably, multi - channel surround sound technology is the development tendency of the
多聲道環繞聲以其自身的浸沒感、包圍感、空間感、層次感、現場感、定位感、高分離度等特點,更加突出音樂的要素,明顯增強了音樂的表現力。Specifications for particular types of winding wires - polyesterimide enamelled round copper wire, class 180 with a bonding layer
特種繞線規范. 180級帶粘結層的聚酰胺酯漆包圓銅線Specifications for particular types of winding wires - solderable polyurethane enamelled round copper wire, class 155, with a bonding layer
特種繞線規范. 155級帶粘結層的可焊接聚氨酯漆包圓銅線Lapped inner covering
內繞包層Taped inner covering
內繞包層The dissertation focuses on the yb3 + - doped double clad fiber laser. the research works in detail are shown as follows : 1. with the phase - mask method, we make a fiber bragg grating in a few - mode fiber whose cut wavelength is greater than 1060nm
本論文圍繞著摻yb3 +雙包層光纖激光器進行研究工作,報告了得到的科研成果,包括以下的內容: 1 .在截止波長高於1060nm的少量模光纖中用相位掩模法寫入布拉格光纖光柵,製作的布拉格光柵具有幾個透射峰。5 products in all types and size have longitudinal water - resistant layers which is made up of semi - conducting water - resistant tape wrapped between outer screen and radial water - resistant layer
5所有型號及規格的電纜都有縱向阻水層,縱向阻水層採用半導電阻水帶繞包在外屏蔽與徑向防水層之間。分享友人