磁控電流 的英文怎麼說

中文拼音 [kòngdiànliú]
磁控電流 英文
magnetron current
  • : 名詞1. [物理學] (磁性; 能吸引鐵、鎳等的性質) magnetism 2. (瓷) porcelain; china
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
  • : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
  • 電流 : current; galvanic current; electric current; electricity; current flow電流保護裝置 current protec...
  1. The thesis is devoted to exploiting a permanent magnet synchronous machine ( pmsm ) for the parallel hybrid electric vehicle ( phev ). three parts are included as follows : at first, in the electromotor state, the current control strategies of pmsm are determined. giving the elementary method for solving the contradiction between enhancing the pmsm ' s flux - weakening capability in the electromotor state and reducing the pmsm ' s connatural adjustment ratio in the dynamotor state

    本課題的研究工作主要圍繞開發一臺並聯式混合動力動汽車( phev )用永同步機( pmsm )展開,所作的工作主要包括以下幾個部分:首先,確立了phev用pmsm動機運行狀態時的制策略,針對pmsm在動機運行狀態時提高弱擴速能力和在發機運行狀態時減小固有壓調整率的相互矛盾,提出了初步的解決方法。
  2. A quick check - repair method for a kind of marine degaussing current auto controller

    一種艦用消自動制儀的快速檢修方法
  3. Its current products include : top oscillation electrical precipitator, side electrical oscillation precipitator, magnetism controlled static electricity precipitator, wet electrical precipitator, honeycomb electric catching tar instrument, high - pressur silicon rectifier equipment and plc low - pressure controlling system, blast furnace gas impulse precipitator, high concentration pulverized coal collector, coke oven and boiler flue gas low pressure impulse precipitator, blower fan inhaler, crossing piping gas cooler, high temperature fume cooler, gyre - orientation impulse hop - pocker and all sorts of molded sections

    目前主要產品有:頂部振打臥式除塵器、側部振打除塵器、除塵器、濕式除塵器、蜂窩捕焦油器、高壓硅整裝置及plc低壓制系統、高爐煤氣脈沖除塵器、高濃度煤粉收集器、焦爐及鍋爐煙氣用低壓脈沖除塵器、風機空氣過濾器、橫管式煤氣冷卻器、高溫煙氣冷卻器、回轉定位脈沖大布袋及加工各種冷彎型鋼。
  4. Power mosfet is adopted to switch heavy current of magnet core in order to control rotating magnetic field effectively

    為了使場得到有效制,本文採用功率nosfet實現線圈大的開關。
  5. Induction heated oil tempered spring wire is a kind of new technical material which has been developed since 1980s. it can be heated by means of eddy induced into itself through electromagnetic coil and this method is mainly used in surface quenching. with correct designing and reasonable current frequency, induction coil and heat treatment process selected, as well as plc controlling applied, the wire can be uniform heated along cross - sectional and longitudinal direction and can be quenched and tempered continuously

    應加熱油淬火-回火彈簧鋼絲,是二十世紀八十年代發展起來的新技術材料,在國外稱為itw induction heat oil tempered spring wire 。是通過線圈感應鋼絲本身產生的渦進行加熱,通常主要用於表面淬火。經正確設計,選擇頻率,合理的感應線圈及熱處理工藝,並實施plc制,可使鋼絲整個截面及長度上得到均勻加熱,進行連續整體淬火和回火。
  6. Ssr - dd series of dc solid relay is vastly applied to output joggle of computer and external equipments, it is also applied to control or switch dc load : dc relay 、 contactor 、 dc electrical motor 、 kinds of electric - heating apparatus 、 dc electromagnetic valve 、 electromagnetic iron 、 solenoid 、 filament lamp 、 indication lamp 、 plc logical electrical appliance and dc solid relay

    Dd系列直固態繼器廣泛應用於計算機與外部設備的輸出介面,適用與制或開關直負載:直,接觸器、直動機、各類熱器具;直閥,鐵、螺線管、白熾燈、指示燈; plc邏輯器。
  7. The modulating signals of firing delay angle at the rectifier and firing lead angle at the inverter, and the excitation voltage are chosen to be control variables. the offset of the current of dc line and the extinction angle and the power angle of generator are chosen to be control outputs. then a nonlinear controller is designed for the system under study according to direct feedback linearization theory

    以整側觸發延遲角的調節信號、逆變側觸發超前角的調節信號以及發機勵壓作為制變量,以直線路、逆變側關斷角以及發機功角的偏移量作為目標輸出,用直接反饋線性化方法設計了系統的非線性制器。
  8. Using jgp560c magnetron sputtering equipment, cu / ag film are deposited on cd1 - xznxte substrate by dc magnetron sputtering in order to get the influences of the main experiments parameters such as sputtering power, gas flow, vacuum air pressure, magnetoelectricity power and substrate temperature on deposition rate of film, discovered that dc sputtering power is the most key factor influencing the deposition rate

    在jgp560c型超高真空多功能濺射鍍膜機上,採用直濺射法在cdznte晶體上制備出cu ag合金薄膜,揭示了氣體量、直濺射功率、勵源功率、工作氣壓和襯底溫度等工藝參數對沉積速率的影響規律。結果表明濺射功率對沉積速率的影響最大,隨濺射功率的增大沉積速率快速增大。
  9. Magnetron management of target capacity and stabilization of an anodi current with the help of the built - in electromagnet, an opportunity of a parallel feed several magnetrons from one rectifier, a low level of the shf radiation from a cathodic leg is characterized effective

    管可有效制輸出功率,內建石使提高了它的陽極穩定性,一個整器可同時供幾個管,具有低的陰極超高頻輻射。
  10. The second, at the high frequency primary coil, when switch turn on with control signal ( the spwm pulse is modulated ), in the positive or negative semi - period of low frequency modulation signal, transformer coil with same direction voltage. the magnetic flux of transformer core will increase step by step. at the end, it leads to magnetic flux saturation

    二、在高頻變壓器原邊,當開關管接收制信號脈沖列(經調制的spwm波列)導通時,在低頻調制信號的正半周或負半周內,施加在變壓器繞組上的是同一方向的壓,變壓器芯中的通可能將級進地逐漸增加,導致芯飽和,造成偏或單向化,導致低頻信號放大失真或由於很大的而無法正常工作。
  11. The algorithm of svpwm that is adopted by the system implements motor speed - regulation by control of magnitude and phase of motor flux. it can generate less harmonics in the output current of power inverter and less losses of ac motor, reduce pulsant component in output torque and raise availability of dc supply voltage

    系統採用的svpwm演算法通過對空間鏈矢量幅值和相位的制來調節機轉速,減少了逆變器輸出的諧波,降低了脈動轉矩,提高了壓的利用率。
  12. Firstly, the tio2 thin films are deposited by dc reactive magnetron sputtering apparatus, and characterlized by n & k analyzer1200, x - ray diffraction spectroscopy ( xrd ), scanning electronic microscopy ( sem ), alpha - step500. and it was analyzed that the effect on performance and structure of films with the change of argon flow, total gas pressure, the substrate - to - target distance and temperature

    第一、應用穩定的直濺射設備制備tio2減反射薄膜並通過n & kanalyzer1200薄膜光學分析儀、 x射線衍射分析( xrd ) 、掃描子顯微鏡( sem ) 、 alpha - step500型臺階儀等儀器對薄膜進行表徵,分析氧分壓、總氣壓、工作溫度、靶基距等制備工藝參數對薄膜性能結構的影響。
  13. Railway rolling stock. magneto - thermic microcircuit - breakers for maximum current for controls and auxiliaries circuits. dimension

    鐵路機車車輛.制裝置和輔助線路用最大機微路斷器.尺寸
  14. Railway rolling stock. magneto - thermic microcircuit - breakers for maximum current for controls and auxiliaries circuits. generalities and tests

    鐵路車輛.制和輔助線路用最大機微型路斷路器.一般原則和試驗
  15. This paper presents our research in actuating in - vivo micro - robot based on the capsule endoscope platform by the external power. while seeking secure driving method we take several factors into account, such as driving environment, power transmitting and consuming, motion requirement and controllability, and locating technique. we mainly deal with driving the capsule with spatial gradient magnetic field, so we employ combined electro - magnetic coils, including gradient coils and homogenous coils, which have rotational dof around a translatable patient bed, to compose a controllable uniform gradient which act on the permanent - magnet embedded robot, thereby get an appropriate spatial force and torque to fulfill the anticipant locomotion such as move, stop, pitch and yaw

    基於驅動環境、能量供給和消耗、驅動動作要求及驅動安全性與可性,定位方案等多方面考慮,尋求安全可靠的腸胃檢查微機器人的外部驅動制方法,並著重研究直接利用外力驅動微機器人:在微機器人內部嵌入永性體,利用體外的組合線圈產生加載制的驅動場,其中外部的線圈由多組梯度線圈和勻場線圈組合構成,通過繞病床的旋轉以及病床的平移共同制微機器人所在位置的場強度及梯度,作用於微機器人內嵌體以獲得空間意義上的必要驅動力和調整轉矩,從而有效地完成驅動動作要求。
  16. The magnetic field coupling between neighbors electromagnetic is analyzed by femm software and the solved. mathematical system and conrrol system of the pemb are established. voltaic stiff coefficient and displacement stiff coefficient are calculated

    建立了永偏置軸承的數學模型和制模型,計算了其剛度系數和位移剛度系數。
  17. Based on the variable viscosity properties of magnetorheological ( mr ) fluids with the variation of a external magnetic flied resulted from adjustable and controllable electric current, a magnetorheological vibration isolator is developed

    利用體在外加可調導致不同場強度下其粘度可變的特性,研製了一種變智能隔振裝置。
  18. Firstly, this paper introduces the asynchronous motor model, and compares it with the dc motor ’ s. then the paper studies the principle of vector control, and proposes an improved current model of rotor flux observer. this paper also studies the three - level inverter ’ s topology, working principle, the neutral - potential unbalance mechanism and its controlling strategy. the paper especially studies the svpwm in details. the interface between the vector control and the three - level inverter is studied in details, including the generation of reference voltage vector, its judging of the sector and triangular regions, and the working mechanism after it sent into three - level inverter. when synthesizing the reference voltage vector, select the vector which only includes p and o states as the starting vector, thus eliminate the vector shift problem when sector changes. this paper fully takes advantages of the powerful functions of matlab / simulink to set up the simulation model. this construction is very explicit. the simulation results verify the inverter voltage output is correct, the rotor flux is steady, the asynchronous motor ’ s dynamic and steady state performances and speed modulation are excellent

    本文首先介紹了異步機的數學模型,在此基礎上將異步機的數學模型與直機的數學模型進行了比較;然後介紹了矢量制的基本原理,採用了一種改進的轉子型觀測模型;對三平逆變器的路拓撲、工作原理、中點位不平衡的機理及制方法進行了介紹,詳細分析了空間矢量脈寬調制策略。本文對異步機的矢量制與三平逆變器之間的介面進行了詳細的研究,包括:參考壓矢量的形成、所落扇區與具體小三角形區域的判斷、送入逆變器之後的工作機理。在參考壓矢量的合成時,選擇只包含p 、 o狀態的空間壓矢量作為起始矢量,解決了扇區切換時的矢量突變問題。
  19. In addition, protection and display function units are added into this system. on the basis of study about working principle of previous indirect rotor - position detecting techniques, the fuzzy rules with the relation knowledge of - i - is studied in this paper as an approach for sensorless position angle estimation, and the simulation research for control performance and rotor position estimation are carried out. some experimental research on structure of srd controller is well made, and a fuzzy + pid speed controller with tms320f240 as core control unit is designed

    研究了srd系統結構,對已有的主路和驅動路進行改進,完善了系統的各種保護和顯示等功能;在對已有的無位置傳感器轉子位置檢測原理進行研究的基礎之上,根據sr機的鏈??角度之間的關系,研究了採用模糊規則無位置傳感器檢測方案;對srd系統的制器結構進行研究,設計採用tms320f240高速信號處理器的fuzzy + pid制器,研究了fuzzy + pid制器以及系統運行中的各種保護、顯示、報警等功能的設計思想和實現方法。
  20. This machine adopts japanese pro - face touch screen and mitsubishi plc control technology. in addition, it is set with automatic gear - shifting vacuum gauge, a three - flow controller, side - installed heating tube, computer pid automatic temperature control, and two sets of flat magnetic controlled target, contra - variant magnetic - controlled power source, and contra - variant bias power with easy operation and top grade film layer. they are widely used in decorative film layer, and compound film layer in plating

    該設備採用日本pro - face觸摸屏和三菱plc集中制裝有腦自動換檔真空計,三路制器,邊裝式加熱管,腦pid自動溫,配備兩套邊裝式平面靶,逆變式源和逆變式偏壓源,操作簡單,膜層細膩,廣泛適用於鍍制各種裝飾膜層和復合膜層。
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