重合同步機 的英文怎麼說
中文拼音 [zhònggětóngbùjī]
重合同步機
英文
coincidence synchro-
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
與傳統的電勵磁同步電機相比,永磁同步電機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、數控機床、加工中心、機器人等方面獲得了廣泛的應用,在現代交流電機中也佔有舉足輕重的地位。If the numerical value line resonance frequency plus some shaft connatural frequency of generator is equal to operation frequency, it brings about coupling resonance between generator and system, which maybe results in shaft rupture of synchronous generators
當線路電氣諧振頻率與同步電機的軸系某一固有振蕩頻率近似互補于電網工頻時,將導致機電系統的耦合振蕩,嚴重的會造成同步發電機大軸的扭斷。On the basis of all the conclusions above, the thesis preparatorily advances that there is another factor of link transaction behavior affecting vertical relationship, and gives primary definition of relative concepts. the thesis advances that link transaction behavior can be classified into priority transaction, information informing, risk co - affording. in order to form effective vertical transaction relationship, the transaction parties will positively process link transation behavior, including transforming incontractible variants into contractible variants or analogously contractible variants
在此基礎上,本論文初步提出影響縱向關系的因素應該包括關系交易行為這一重要變量,並對關系交易行為和關系交易行為的相關概念作出初步的定義,初步提出企業的關系交易行為可以分為交易優先、信息告知、風險共擔三類,並在此基礎上初步分析其中的機理,並根據分析結果提出,當事人交易的過程是不斷提升關系的強度的過程,為了形成有效的縱向交易行為,當事人會主動進行信息告知等關系交易行為,通過把不可寫入合同的變量轉化為可以寫入合同或者可證實的變量來獲得有效交易。This is among them the international factory nature rose the positive push function, especially the some and international factory is high to raise the technique with the big ensign that international synchronous, and let the numerous consumer buy the very much. for example, the most wide lcd of the world that this year june the three stars electronics produce then type dvd l100w a, 40 g the dish s dvd h40c and dvd vcr combination machine dvd v85k at the sale quantity continuously increase of the circumstance, product of recent its grade creep is then type dvd l200w a with combine the machine dvd the v90k again with the strategy s success that the new face walk in to sell a product for, further enunciation three stars is in china and world synchronous ". two year agos, this principle in the three stars electronics the inner part up and down reach consistence. latest product first appears chinas, and this is the three stars electronics in recent years of an important strategy
這其中國際廠商自然起到了積極的推動作用,特別是一些國際廠商高舉技術與國際同步的大旗,讓眾多消費者十分買賬。比如,今年6月三星電子生產的世界最寬的液晶便攜式dvd l100w a 40g硬盤的dvd h40c以及dvd vcr的組合機dvd v85k在中國隆重登場。在銷售量不斷攀升的情況下,最近其升級性產品便攜式dvd l200w a和組合機dvd v90k再次以新面孔走進賣場,進一步表明「三星在中國的產品與世界同步」的策略的成功。At last, the author explains the initial proposition to establish constitution litigation system which includes three parts. the first part discusses the construction of constitution litigation organization is an important aspect to establish constitution litigation system, which should abide by some principles. lt is not fit for state of our country that constitution court, general court and constitution committee alone hold the post of constitution litigation organization in our country. compound constitution litigation organization should be put up, that is to say that constitution supervision committee should be established under the whole state people representative conference and its general committee
最後,論述了建立憲法訴訟制度的初步構想。第一,憲法訴訟機關的設置是重要一環,機關設置必須遵循一定的原則,在我國由憲法法院、單獨由普通法院或憲法委員會擔任憲法訴訟機關不符合我國國情和實際情況,在我國應建立復合式的憲法訴訟機構,即在全國人大及其常委會下設憲法監督委員會,在最高院和高院設立憲法法庭共同行使憲法訴訟權。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,對研配液壓機的工作原理及設計結構進行了簡介;對位置同步的控制方法進行了比較分析,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同步控制電液比例同步控制方案;在此基礎上著重對比例閥控非對稱缸建模,最後得到位置控制系統的總體數學模型,從理論上對同步系統動態特性進行了分析,並用pid控制器進行參數整定,減小雙缸同步誤差、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,從而利於交互方式下調整參數,了解不同的參數對系統的影響,優化同步系統的動態性能;在深入了解系統的動作特性后,對plc控制研配液壓機的原理進行了探討,針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃,編制出研配液壓機動作控製程序,在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。Aim at ubiquitous parallel multi - reservoir structure in our country ' s basin, the universal objective function including coefficient bi embodying a spatial significance difference at different flood control points and variable ai denoting a selection of scheduling mode is established, which provide a valid intervenor interface for flood control consultation decision. according to the real - time requirement, a model of reservoir storage allocation is proposed, which embody basic idea of phasic compensation. passing the dynamic correction to cut down the disadvantageous influence that indetermination result in on the certain degree, joining together the step alternation solving method, this model can maximally consider bias of decision makers, ensure the rationality and practicability of the solutions
針對我國流域中普遍存在的並聯庫群結構,論文提出包含不同防洪點重要性的系數_ i和選擇調度模式的變量_ i的通用目標函數,為防洪會商決策,提供了有效的人工干預介面,根據實時性要求提出動態分配防洪庫容的庫容分配方法,體現了相機補償的基本思想,通過動態修正在一定程度上可以削減不確定性造成的不利影響,結合分步迭代求解技術,能最大限度體現決策者的偏好,保障解的合理性和可操作性。With the successfully biding of core inserting pulling mechanisms and threading rotation ejection mechanisms supported by nation innovation financial and the approval of establishing large injection forming molds project technology r d center, jinsu company is gradually switch the center of industry structure to produce high precision and automatism high - end molds, and the base point that supports the new development is gradually emerged. i believe in 2007 jinsu will make great progress
隨著公司「模具開合模抽插芯與螺紋轉動脫模同步機構」的通過論證與國家創新基金項目的獲得與支持,金塑公司在2006年正在逐步地把產業結構重心轉移到生產高精度全自動的新型模具方向上來,支撐新一輪快速發展的基點正在逐步形成,我相信在2007年金塑公司必定會乘風破浪更上一層樓。Based on the degree of urgency of going into graceful ospf restart, the reason of graceful ospf restart is divided into software - restart and hardware - restart, and the way of graceful ospf restart is divided into pre - restart mode and post - restart mode accordingly. after the compare with the traditional ospf realization method and the analysis on the mechanism of the trigger of graceful ospf restart and synchronization of link state database and the exchanging with the route management module ( rtm ), it is figured out that how to choose the restart mode and how to switch from pre - restart mode to post - restart mode, and how to synchronize the link state database, and how to define the interface and process flow exchanging with protocol supporting module, and how to deal with the forwarding table on the condition of multiple route protocols who also have the capability of graceful restart. finally, the idea of graceful ospf restart with two modes above was realized in the t series routers that belong to a telecommunication corporation
本文首先找出了引起溫和重啟的各種原因,然後根據溫和重啟的緊迫程度,提出把溫和重啟的原因分為硬重啟與軟重啟,並設計相應的前啟動模式與后啟動模式;結合傳統ospf協議的實現方法,通過對其觸發機制、數據庫同步機制、與支撐模塊的交互機制以及多協議同時重啟時路由同步機制的分析,解決了在溫和重啟過程中啟動模式如何選擇與切換、數據庫如何同步、與協議支撐介面如何定義與交互的問題,並揭示出在多協議同時進行溫和重啟過程中所必須遵循的一般規律,最終在一個通訊企業的t系列路由器上實現了兩種模式下基於ospf協議的溫和重啟。Main products of nanjing turbine & electric machinery ( group ) co., ltd are heavy - duty gas turbine generating unit, steam turbine generating unit, gas - steam combined cycle unit, co - gen. steam turbine unit and generator as well as large & medium sized synchronized / asynchronized motors
南京汽輪電機(集團)有限責任公司主產品有重型燃氣輪發電機組及燃氣/蒸汽聯合循環發電設備、熱電聯供汽輪發電機組和大中型同步、異步交流電動機。Space vector control according as ac induction motor two - axis theory speed separates the stator current into two components. one is the torque component ; the other is the flux component. a structure similar a dc machine structure where torque and field can be controlled independently is given
矢量變換控制是以交流電動機的雙軸理論為依據,在同步旋轉坐標系中把定子電流矢量分解為兩個分量:一個分量與轉子磁鏈矢量重合,稱為勵磁電流分量;另一個分量與轉子磁鏈矢量垂直,稱為轉矩電流分量。This thesis comes from the technological innovation project 2002 in xi ' an. the research is focused on the adaptive hybrid excitation synchronous generator system with constant output voltage. in order to keep the output voltage constant, the adaptive control is introduced in the digital voltage regulator of the generator system
本課題來源於2002年西安市重大技術創新工程計劃?自適應復合勵磁恆壓同步發電機系統的研究,通過採用數字電壓調節器對復合勵磁同步發電機的自適應控制,實現發電機的恆壓發電輸出。Based on the features, disadvantages and constraints of iheeb in china, the author draws a series of conclusions and gives some basic suggestions for constructing and developing chinese iheeb. the main suggestions are as follows. it is suitable for china to opt for the construction of " government - dominated " iheeb, which are directed by five basic principles - synchronizing the construction of theeb with the reform of the political system and the higher education system, laying equal stress on academic orientation and administrative orientation, structuring iheeb well and running them efficiently, managing iheeb to norms, and implementing iheeb in terms of stages and regions
通過綜述國內外相關研究成果,在採用文獻研究、比較研究、理論分析等方法的基礎上,本文以界定高等教育評估中介機構的概念為前提,著重分析國外高等教育評估中介機構的四種主要模式及模式抉擇的主要因素,結合我國高等教育評估中介機構的基本特點、現存問題及制約因素,構建出建立具有中國特色的高等教育評估中介機構的基本思路:在堅持與政治體制改革和高等教育體制改革同步、學術導向與行政導向並重、精簡高效、規范化運作及分階段、分區域實施五項原則的指導下,建立「政府主導型」高等教育評估中介機構是適合當前我國國情的選擇。Abstract : the phenomenon of light and heavy steps in 5 - phase hybrid stepping motors is investigated. focusing on the relationships between phase - current and phase - voltage caused by different switching modes, a proposal to improve the light and heavy steps under3 - 4 phase mode is presented and the well - agreed experimental results are given
文摘:研究了五相混合式步進電動機4 5相通電運行時的輕重步現象,通過分析不同通電方式時導通與截止相的相電壓變化對相電流的影響,闡明了3 4相通電方式可以改善電機輕重步現象的機理,並進行了實驗驗證。The ejb advocate explores various forms of loose coupling in service - oriented architecture, with a focus on when it is best to take advantage of the asynchronous processing power provided by message - driven beans
本文探究了服務導向的架構中各種形式的鬆散耦合,並重點介紹什麼時候是使用message - driven bean所提供的非同步處理能力的最佳時機。Permanent magnet synchronous motors ( pmsm ) have high magnetic energy product. in the same volume, it can be smaller and lighter than asynchronous motor. in addition, it has stiff mechanical character and small rotor moment of inertia, so it is often used as servo motor under the condition of high torque response and high performance
永磁同步電動機具有較高的磁能積,相同容量下可以做到比異步電動機體積更小、重量更輕,而且由於機械特性硬、轉子轉動慣量小,很適合作為伺服電機,用於高轉矩響應、高性能要求的場合。( 2 ) introduce the constitutes and realization on the ground of vts / gps combination application ; it introduces the realization of vts software and gps automatic supervision system hardware. vts software discusses the applications of computer network technique in modem vts on the strength of the software that is developed by ourselves. while gps automatic supervision system hardware put emphasis on the principle of time - division and how to achieve the synchronous technique and the realization of hardware by use of gps second pulse
( 2 )介紹一個基於vts / gps組合應用的構成和實現:重點介紹系統的軟體和gps自動監測系統硬體的實現,軟體將以自行開發的軟體為基礎,探討計算機網路技術在現代vts中的應用實例, gps自動監測系統硬體將重點探討時分的原理和利用gps的秒脈沖進行同步的技術和硬體的實現。A permanent magnet synchronous motor is selected so that the system could work excellently. multiform measures are taken to weakening the torque ripple, such as adopting stator - flume, choosing right ratio of magnet - width and slot - width, and programming properly. a permanent magnet synchronous motor cad software is worked out for predigesting the design of the motor
力矩脈動是衡量交流伺服系統性能優劣的重要指標,為達到理想的控制效果,系統採用正弦波驅動的稀土永磁同步電動機作為執行元件,電機本體的設計綜合採用定子斜槽、將轉子永磁體連續移位、合理選擇永磁體寬度和齒槽寬度比等方法,基本消除了齒槽轉矩;對于紋波轉矩,系統採用軟體的方式加以削弱和補償。Had three stands of making acrylic film and a 6 color, 1 meter - width intaglio press, our factory is established in 1991. with the concept of high quality, low price and enthusiasm serve, we have received a good reputation by numerous customer and be approved by the same other trade. not only received the honor of the polymerization contract and keep promise enterprise given by xiongxian county, but also the printbar & label print qualification permition enterprise approved by nation
我廠建於1991年,起步時我廠有丙膜機三臺,六色一米凹印機一臺,在以質量優,價格低,服務熱情的誠信經營中,十幾年來深受廣大客戶的一致好評,也嬴得了各界同仁的一致認可,為國家"條碼標志印刷資格認可企業"還被我市評為"重合同守信用"的企業。For further development drp takes the joint venture and cooperation as center to increase the products and management level. for more than half a centurys efforts, our company has won nation may first labor diploma, nation enterprise progression award and the honorary title of honor contracts and abide by ones word. also, drp " s products won 59 prizes on science technology progress including 7 national prizes, 28 province and ministry prizes
半個多世紀的不懈努力,公司相繼榮獲國家「五一」勞動獎狀國家級企業技術進步獎和國家級「重合同守信用」等榮譽稱號公司產品先後榮獲科技進步獎59項,其中國家級7項,省部級28項,使公司成為中國橡塑機械的搖籃,行業科技創新的前沿。分享友人