方位同步機 的英文怎麼說

中文拼音 [fāngwèitóng]
方位同步機 英文
bearing synchro
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : Ⅰ名詞1 (步度; 腳步) pace; step 2 (階段) stage; step 3 (地步; 境地) condition; situation; st...
  • : machineengine
  • 方位 : position; bearing; direction; points of the compass; placement
  1. In contrast to traditional synchronous motor of electrical excitation, permanent - magnet synchronous motor ( pmsm ) has more advantages, especially the occasion that requires high precision of control and high reliability, such as avigation, numerical control machine tool, processing center, robot and so on. in addition, it plays an important part in ac motor in modem times

    與傳統的電勵磁相比,永磁具有許多優良的特性,尤其是在要求高控制精度和高可靠性的場合,如航空、數控床、加工中心、器人等面獲得了廣泛的應用,在現代交流電中也佔有舉足輕重的地
  2. While dissertating the functions of ngos, the author attempts to discard traditional approaches discussing in general functions of ngos ’, but tries to make further expansion, clarify the functions of ngos different fields during the transformation period, and discuss mainly it ’ s two major functions in accelerating social development and the reform of the government ; meanwhile, this article also points out the main problems of ngos in the transformation period : the indeterminate circumscription between ngos and government organizations, misplaced the organization goals, undivided functions of community and politics ; the lapsus in management and difficulties in operation caused by double management system ; the low level of ngos ’ internal management, weak survival ability, and the limited ability in mobilizing resources ; deficient management evaluation mechanism in ngos ’ ; low level of legalized management of ngos ’

    在論述非政府組織的作用時,試圖拋開過去泛泛而談其作用的做法,做了進一的拓展,釐清轉型期非政府組織在不領域的作用,將其主要定在對促進政府改革的作用和在社會發展中的作用兩大面。時,本文也指出了轉型期非政府組織存在的主要問題:非政府組織與政府組織的界限不明確,組織目標錯,政社不分;雙重管理體製造成管理體制的漏洞和運作上的困難;非政府組織內部管理水平低,生存能力較弱,資源動員能力有限;非政府組織內部管理評估制匱乏;非政府組織管理的法制化程度低等。
  3. With a view to the contactor counterforce, which was calculated by the combination of spring - force and mechanical construction before, had the problem of mechanical matching. the contactor counterforce " one - off " measurement, which is realized by the synchronization testing of the placement based on opto - mechanism and the spring counterforce for the moving component, is put forward the fist time

    針對現階段接觸器反力特性主要採用彈簧力與械結構組合的計算法,存在械配合性問題,將接觸器光移檢測與可動部件彈簧反力特性檢測進行,首次實現了接觸器反力一移特性的「一次性」測量。
  4. This drilling adopts crank connecting link and walking beam percussion mechanism, which make the drilling possess two percussive functions, normal drilling takes connecting link impact as main mode, when encountering special situation and the connecting link impact can not drill, it can transform into hoisting impact, the stroke length can be modulated, it realizes automatic percussive drilling due to continuous operating of connecting link percussive mechanism, these can enhance drilling efficiency and relieve labor intensity ; it adopts pumping reverse circulation to drain slag, which not only resolves the drilling difficulty in special stratum such as pebble and gravel stratum and hard stratum, but also resolves the problem that the percussive drill ' s efficiency is low ; it adopts spur gear differential mechanism as double cylinders lazy tongs of main hoist, which not only ensures the balance state of drilling tool, but also reduces the mechanical design, and reduces the cost ; the bottom plate traveling motion of this drilling machine adopts walking type ; the drilling tower adopts hydraulic pressure uprising, and reduces the assistant operating time

    該鉆採用曲柄連桿、游梁式沖擊構,使鉆具有兩種沖擊功能;正常鉆進以連桿沖擊為主,遇到特殊情況,用連桿沖擊不能鉆進時,可轉為卷揚沖擊,沖程可調,因連桿沖擊構連續工作,所以實現了自動沖擊鉆進,可提高鉆進效率,減輕勞動強度;採用泵吸反循環的式排渣,既能有效解決卵礫石地層、堅硬地層等特殊地層鉆進的困難,又很好地解決了沖擊鉆效率低下的問題;採用直齒圓柱齒輪差速構作為主卷揚的雙筒構,既保證了鉆具處于平衡狀態,又大大簡化了該構設計,降低了成本;該鉆底盤行走移採用履式;鉆塔採用液壓起立,減少了輔助作業時間。
  5. Hydraulic control system of double - cylinder vessel gate is a sort of typical electrohydraulic proportional control system0 in order to study electrohydraulic flux control characteristics of this system, i have analyzed the principle of this hydraulic control system, and made its mathematics model ? in double - cylinder hydraulic system, it is necessary to process electric synchronous control in this hydraulic system, this paper also introduces a sort of fnn ameliorated from the point of view of intelligent control theory, and clarifies the principle of applying that network to achieve synchronous controlo at the same time, the means of fuzzy configuration analysis is used for network training, the comparative experiments make known that the method of applying fnn to realize synchronization control is feasible, furthermore, its effect is better than others0 this paper puts forward that a distributed control system can be used to monitor and control vessel gate within a real - time or remote distance, the basic project, structure, applications and functions of computerized scada system in hydraulic system of vessel gate is introduced ? a double layer network structure, epigynous and hypogynous machine network, is applied to this system, in accord with the application of technique such as plc, integrated software etc, this paper introduces the methods and application to achieve the computerized scada system in the task, and analyzes the characteristic of this system, in this paper, the application of configuration in monitor and control system of vessel gate is discussedo in addition, in accord with the application of technique such as visual basicb

    雙缸船閘液壓啟閉控制系統要求解決控制問題,文中從智能控制理論角度出發,採用了一種改進的模糊神經網路,結合模糊聚類分析法,闡述了應用該網路實現控制的原理。通過對比模擬實驗表明:應用模糊補經網路實現控制是可行的,而且它的控制效果要優于傳統的設置主從令缸控制法,具有良好的魯棒性能。另外,本文提出了建立船閘控制系統的分散式控制系統,介紹了船閘液壓控制系統的計算監控系統( scada )的案、結構、應用和主要功能,採用雙層網路化結構:上網路和下網路,並結合plc通信網路技術和組態軟體等技術構成的計算監控系統的實現法,實際應用,分析了這種較新的系統模式在船閘液壓控制系統的計算監控系統的功能實現中所具有的特點。
  6. At first, according to the concrete requirement of the servo control system, a collective scheme, which provide guarantee to meet the requirements of the global performance, is established. in this scheme, the structure of gimbal and the torque motor driven mode are adopted, and angle measurement is accomplished by inductosyn and velocity measurement is accomplished by dynamically tuned gyro respectively

    首先,根據目標真值測量設備伺服系統的具體要求,確定了地平式常平架結構,力矩電驅動,分別採用動力調諧式速率陀螺儀及圓盤式感應器作為速率及置反饋元件這一總體案,為伺服系統滿足整體性能指標要求提供了保證。
  7. After analysing several kinds of light - weighting structures through ansys, hexagonal speculum structure is confirmed. in the aspect of the controling of speculum, the paper adopts the brushless dc motor which is partial assembled to drive the point speculum and the inductosyn as angle measuring component is selected, the ad2s80a the system is used to get directly angle and angular velocity. double closed - loop speed and position control is designed, as the pid control is the well - developed algorithm, which can achieve stable rotation and precise position control

    在指向反射鏡的擺動控制面,採用低速性能好的分裝式直流力矩電作為指向反射鏡的驅動電,並採用感應器作為角度測量元件,運用軸角轉換器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制案,進行速度和置雙閉環控制,以實現指向反射鏡轉動速度的平穩性和置的精確性。
  8. In the thesis, a good performance is gained with implement four 256 state machines by making good use of residuary block ram in fpga chip. in present dissertation, ts sync flag is got rapid - extract by software and hardware cooperation and whether packet length is 188 or 204 bytes also is distinguished

    在硬體實現的過程中,對傳統da演算法進行了深入研究,充分利用fpga片內剩餘ram塊,實現4個256狀態的狀態,採用軟硬體協作的法快速提取元組,自動區分包類型是188元組長還是204元組長。
  9. The synchronization of frequency hopping method referenced the jtrs radio system of usa military, and designed a synchronization method used in our radio include creating the frequency hopping map and the base band frame architecture in frequency hopping mode. the paper also analyzed the synchronization capability on theory. it has been proved correct on theory by showing the false probability, capture probability and the synchronization time

    對跳頻圖案的產生和跳頻的幀結構,本文不僅從理論上分析了性能,給出了虛警概率和檢測概率,估算了的捕獲時間,證明均能滿足系統指標要求,而且通過與合作單進行的整聯調和實測證實了該案的可行性。
  10. Eaer to operate operate put the dress material on the machinestart pedal it can complete with nease change the lnob positon at the right side of the machine head it will realiz the change of stitch both upper and down adopting design of bearded needle it is unnecessary to thread the needle hat put the thread in the bearded needle feeding material in same step both upper and down sewing becomes moreasy cloth material wont be creased length of stitch distance will keep same wide working platform it is cibvebuebt abd flexible when sewing

    操作簡便,操作員把衣料放在器上,啟動踏板即可輕松完成,變換頭右側旋轉轉鈕的置,即實現上下珠點的變換,採用鉤針設計,無需穿線線,將線置於鉤針即可,上下送料,縫制更輕松,布料不會起皺,針距長短保持一致,寬闊的工作平臺,使縫紉時更便靈活。
  11. For the bldcm which has a pseudo - sinusoidal back - emf waveform, this dissertation presents a svpwm control method using six discrete position signals for minimizing the torque ripple. the main aspects for the implementation of this method are analyzed, including the initial orientation of the voltage vector, reasonable choice of the impedance angle and the advance commutation angle, and estimation of the successive rotor positions

    針對反電動勢類似正弦的準正弦波反電動勢無刷直流電動,本文提出一種基於六個離散置信號的自svpwm (電壓空間矢量法)控制法,用以削弱電磁轉矩脈動,分析了實現這種法的主要控制環節,包括起動時電壓空間矢量的初始定,阻抗角與電流超前角的合理選擇以及連續轉子置的估計等。
  12. It was proved that shanghai bell s p3s exchange could not terminate some alarm overhead bytes. instead, it sent back those bytes to mistake local errors for far - end faults. we suggest that shanghai bell terminate such bytes, improve the frame synchronization detection function and the processing of s1 bytes, and add far - end error indication on the multiplexing segment and low - order and high - order channels and far - end out - of - work indication on the low - order channel

    測試結果表明,上海貝爾p3s交換不能夠終結某些告警開銷元組,而是將這些元組進行回傳,從而將本端的錯誤誤認為是遠端的錯誤,建議上海貝爾p3s交換按終結式處理這些元組,完善幀檢測功能和對s1元組的處理,並增加復用段遠端差錯指示功能、高階通道遠端差錯指示功能、低階通道遠端差錯指示功能和低階通道遠端失效指示功能等傳輸告警功能。
  13. 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電動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) ,時介紹了兩種永磁電氣隙磁場計算法(磁荷法,直接求解拉氏程法) ,分析各種法的優缺點,討論電參數對氣隙磁密的影響; ( 2 )介紹了單層心繞組的布置式,根據安培定律推導出空芯動圈式直線永磁電動的靜推力計算公式,分析靜態力?移特性; ( 3 )建立空芯動圈式直線永磁電動動態模擬模型,模擬不驅動式下電動起動、穩態運行時電磁力、速度、移的變化情況。
  14. Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc

    本文根據大量的國內外文獻,對研配液壓的工作原理及設計結構進行了簡介;對的控制法進行了比較分析,提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行控制電液比例控制案;在此基礎上著重對比例閥控非對稱缸建模,最後得到置控制系統的總體數學模型,從理論上對系統動態特性進行了分析,並用pid控制器進行參數整定,減小雙缸誤差、提高系統的動態響應性能;其中控制性能的分析藉助于matlab軟體中的simulink工具箱,由已建立的數學模型形成模擬模型,得到可視化的模擬結果,從而利於交互式下調整參數,了解不的參數對系統的影響,優化系統的動態性能;在深入了解系統的動作特性后,對plc控制研配液壓的原理進行了探討,針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃,編制出研配液壓動作控製程序,在編程中著重研究移傳感器與plc的通訊、雙缸運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。
  15. Efficient to lose fat, adopt micro - computer technology to make the vibration strongly effect on the abdomen, which part with most fat of the body. inner - desighed strong motor effect on the organism directly. unique auto change direction mode, makes the full dimension vibration of the organism

    迴旋塑身腰帶運用微電腦技術,將強效振動裝置直接作用於脂肪最為集中的腹背部,內置的強有力的電動直接作用於肌體,產品獨有的大幅度的水平移動自動變換向運動模式,使肌體大范圍全共振,時加快身體血液循環,微電腦控製程序可自動逐增強產品運動力度,使用過程中自動轉換運動向。
  16. Abstract : this paper discusses the method of adjustable speed driving with bi - directional power transferring converter for motors used in draining and irrigating pumps, a control strategy is proposed to realize super / hyper synchronous speed running with ac - ac converter, and a design for the driver is given based on 16 bit micro - controller

    文摘:針對農用電力排灌站電調速改造問題,討論了雙饋調速實施案,提出了採用交交變頻實現超/低調速的一種控制法,給出了以高性能16單片為核心的雙饋調速控制系統軟硬體設計
  17. Azimuth transmitting synchro

    角傳送
  18. In chapter 5, the causes of the problem and the effects caused by it that measurements are gotten sequentially by several planes in location and tracking system using doa measurements with multi - planes are studied and the observability is discussed

    第五章研究了測向交叉定中多觀測不問題,進行了可觀測性分析,引入了scaat法處理多測向數據,並進行了模擬實驗。
  19. Rotor position estimation of permanent - magnet syachronous motor at zero - speed and low - speed

    零速和低速下永磁轉子置估測
  20. It is a new - style method of the drive control fed by static transducer in the control of the microcomputer, which makes the stator flux movement discrete. and position and speed outputs can be achieved on the motor axes

    它是在微的控制下由靜止變頻器供電,使電動定子磁動勢離散運動,在電動軸上得到置和速度輸出的一種新型傳動控制式。
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