電機槽數 的英文怎麼說
中文拼音 [diànjīcáoshǔ]
電機槽數
英文
number of slots-
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。Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece
將液體火箭發動機燃燒室的冷卻通道設計為斜航線（等傾角螺旋線）槽形，可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大，所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點，提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜，手工編制數控加工程序難度大.為了解決數控加工程序的編制問題，研究了斜航線的數學模型，開發了自動編程軟體系統.使用該系統，可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大，加工難度大，是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗，研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術，已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用，驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功，對其他相似類型零件的加工亦具有參考意義In the dissertation, the effects of the air slide - film damping on the capacitive accelerometers having different slot structures which are completely or partly etched, and fabricated by the anodic bonding between silicon and glass and bulk silicon micromachining process are researched by changing the distance between the moving structure and substrate, the thickness of the structure, the width of the completely etched slot structure, the depth of the partly etched slot structure according to the two well known air slide - film damping models
對于橫向運動的體微機械器件，其周圍空氣表現為滑膜阻尼。本文基於滑膜阻尼的兩個模型，通過改變振子與襯底的間距、振子的厚度、刻透的柵槽的寬度、沒有刻透的柵槽的深度等參數，研究了這些參數對硅?玻璃鍵合工藝製作的體硅微機械電容式傳感器阻尼特性的影響。For the bldcm which has a general crest width of the back - emf waveform, two kinds of torque ripple conditions when drived by sine - wave current as well as by square - wave current are deduced based on the mathematical models. in addition, a comparison is carried out between these two conditions, which indicates that sinusoidal current driving is more favorable to minimizing the torque ripple when the crest width of the back - emf waveform is less than a certain value
闡述了抑制齒槽轉矩措施對反電動勢波形的影響，利用無刷直流電機的數學模型推導並比較了任意平頂寬度梯形波反電動勢在正弦波和矩形波兩種電流驅動下的電磁轉矩脈動情況，得出在梯形波平頂寬度減小到一定數值后採用正弦電流驅動更有利於減小電磁轉矩脈動。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。In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm
本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎，重新設計了以dsp為控制核心的控制系統，主要解決原系統存在的以下問題： （ 1 ） pc機既要實時控制數據的採集與發送，又要進行圖像的后處理，整個系統的實時性難以達到要求； （ 2 ）隨著spm功能的擴展，一方面包括輕敲式原子力顯微鏡、電場力、磁場力、掃描容場顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能，另一方面也意味著自動控制量的增加和數據處理量的增加； （ 3 ） 16位a d 、 d a都採用的是購買的板卡，也通過isa槽插在pc機內，成本高，不利於擴展； （ 4 ）另外，數字板通過isa槽插在pc機內，易受于擾，而且給安裝帶來不便。Considering the relations between idle load characteristics and armature winding parameters of the salient pole propulsive synchronous motor ( spsm ) with its structure, stator tooth and magnetic saturation, the analysis of numerical method for the back electromotive force calculation of spsm is given under various exciting current values
摘要針對凸極式同步推進電機的空載特性及其繞組參數與電機結構、定轉子齒槽、磁場飽和等緊密相關的問題，分析了在不同勵磁電流下同步推進電機相反電勢的數值計算方法，提出了採用電機磁場能量微動法計算相繞組的參數，並對一臺十二相同步推進電機的繞組參數及其空載特性進行了計算和測量。The ascend and descend of work bench by screw pole and it can control the rough adjust effectively, and micro - adjust by screw cap of power head, the center hole of bench are coaxial with the spindle, and it put the holder available, and added the aerosol lubricate system in the air current it has the function of filter
該機應用有國際先進的徑向鉚接技術外，同時採用絲桿升降式工作臺機頭部分固定，臺面具有夾具梯形槽，工作臺中心孔徑與主軸軸線同軸，可用於夾具定位。電控部分加裝數顯時間繼電器，數顯計數器，方便操控。Then the ideal models ( dielectric isolation structure with high - voltage interconnection and without high - voltage interconnection ) are simulated by a 2d device simulator medici respectively. according to the simulation results, the two models ’ breakdown mechanism is analyzed and compared, and the influence of the isolated trench structure parameter on breakdown - voltage is studied, synchronously
藉助二維數值模擬軟體medici對理想模型（有、無高壓互連線兩種情況的介質隔離結構）進行模擬，分析其耐壓機理，研究隔離槽參數（槽寬、槽內氧化層厚度）對擊穿電壓的影響。Sf120q dual - swift - fork rotor winder is the special winding equipment designed for mini - engine rotor winding with even slot, it s suitable for winding rotor with hook or opened - slot adapter for vehicle, motorcycle starting engine, electrical tool engine and so on
Sf 120q型雙飛叉轉子繞線機是專為偶數槽微電機轉子繞線而設計的專用繞線設備。適用於汽車、摩托車起動電機，電動工具電機等帶鉤或開槽型換向器的轉子繞制。According to the theory of electromagnetic fields and temperature fields, the distribution of electromagnetic fields and temperature fields of the large salient synchronous generator with fractional stator slot are calculated and analyzed by the finite element method ( fem ) in this paper
本文根據電磁場理論，從耦合場的弱耦合角度首先計算了定子具有分數槽繞組的大型水輪發電機的電磁場，並分析了電磁場和溫度場的耦合關系，進而得出電機內的溫度分佈。Shenzhen hurua co. ltd is special electronic connectors manufacturer integrating development, manufacture and sale and belong to taiwan hurua electronic industry co. ltd. for whole market, our products were already spread through our country and foreign market. we are ranks first among the same trade nationwide whether on the scale or on the quantity of sales and engaged in the manufacturing of series products of ffc connectors, fpc connectors, board to board connectors, usb connectors, pressure welding bar connector, wafer connector, other series, signal line, usb cable, electronics line, flat ribbon wire, etc. the products have been widely used in digital tech, auto electronics communication equipment, calculating machine, network, tv set, dvd, gps, etc
深圳市環宇銳達科技有限公司是經深圳市工商局批準注冊成立的一家集研發生產銷售為一體的技術型高科技企業，公司有自己研發隊伍，主要立志於數碼移動存儲設備移動u盤各種存儲卡sd mmc cf rs - mmc mini - sd記憶棒等產品的研發生產銷售工作，產品適用於大多數具有sd mmc插槽的數碼產品，如gps數碼相機dc mp3 pda手機筆記本電腦智能玩具等。In chapter 2, the characteristics functions are firstly derived. two equivalent circuits are employed as machine models to describe the steady - state operation of a squirrel - cage induction machine and a double - cage or deep - bar induction machine. then a digital simulation program developed with object - oriented analysis and design techniques is introduced
第二章根據單籠式和雙籠式或深槽式感應電動機的等效電路模型，推導了特性關于轉差的函數表達式，並介紹了使用面向對象技術進行分析和設計的模擬程序。According to the theory of electromagnetic fields, the large salient synchronous generator with fractional stator slot are calculated and analyzed by the finite element method ( fem ) in this paper. the fourier analysis method is applied to decompose the air gap magnetic density into the basic spatial component and a series of harmonic components and wave shape eigen coefficient of air gap magnetic field are calculated
本文根據電磁場理論，從耦合場的弱耦合角度首先計算了定子具有分數槽繞組的大型水輪發電機的電磁場，採用付立葉諧波分析的方法把氣隙磁密分解為空間基波和一系列諧波，進而計算出氣隙磁場波形特徵系數。Plastic machinery manufacturing industry we are engaged in bridges the trade barriers, involving both plastic industry and machinery manufacturing industry. most of commodities themselves or their packages in markets are made of plastic, while our business is just aimed at creating and commercializing the most impressive appearance originalities for various plastic products. besides, plastic products have penetrated into each aspect of our life, such as, draining pipe, cable groove, and so on
塑膠機械製造業橫跨塑膠行業和機械製造行業，左右逢源，游刃其中，各大商場占絕大多數的琳瑯滿目的各種商品本身或其包裝都是塑膠，而我們這行正是把塑膠產品的造型創意表現出來的關鍵，另外，人們生活的方方面面，都需要塑膠，如供水管，電線走槽所以，我們的行業氣質是實實在在又充滿創意的。As an instance of this software when applied to monitor a certain power equipment, a subsystem used to monitor partial discharge ( pd ) of generator was developed based on this software, which can analyse, process, plot two - dimension and three - dimension statistic, calculate 48 statistical parameters of two - dimension spectrums such as n - 、 qave - 、 qavn - 和 qmax -, besides, this thesis put forward a criterion for discharge type recognition based on probability distribution, and analysed above parameters " feasibility by this criterion when they were used to identify delamination pd, end winding pd and slot pd
作為此軟體在具體電力設備絕緣在線監測系統中的應用實例，研製了發電機局放監測子系統，其特點是可分析、處理及顯示二維、三維統計數據，可計算n - 、 qave - 、 qavn -和qmax -二維譜圖的48個統計特徵參數。文中還提出了基於概率分佈的類別可分性判據，並依此判據分析了這些特徵參數用於識別內部放電、端部放電、槽放電三種放電的有效性。分享友人