轉換性動機 的英文怎麼說

中文拼音 [zhuǎnhuànxìngdòng]
轉換性動機 英文
transformational motives
  • : 轉構詞成分。
  • : 動詞1. (給人東西同時從他那裡取得別的東西) exchange; barter; trade 2. (變換; 更換) change 3. (兌換) exchange; cash
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : machineengine
  • 轉換 : change; transform; convert; switch
  1. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    根據系統技術要求,採用單片實現了混合式直流直線步進電的開環數字控制;利用v f變和復合鍵控方法實現了系統速等參數的數字設定;利用細分控制技術保證了電運行的平穩,並進行了波形分析和理論研究;採用單片軟體降速控制策略解決直線步進電行程末端的械沖擊問題;同時對主功率電路、驅電路和系統保護電路進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋步進電上進行了全面測試。
  2. This paper researches diathermancy and fluidity of condenser, evaporator, compressor, and capillary in detail. maths models of condenser, evaporator, compressor, and capillary are established and model predigesting and modifying methods are done methods are given in this paper, which can transfer the practical system into the simulating system. in the basis of refrigerating system character, components models are modified in the system administrative levels

    本文詳細研究了蒸發器、冷凝器、壓縮和毛細管的傳熱特和流,建立和發展了蒸發器、冷凝器、壓縮和毛細管數學模型,並進行了相應的模型簡化和修正方法研究,建立了從實際系統到模擬系統的方法;本文針對各製冷系統的特點,在系統層次上進行了部件模型的修正研究,建立了相應的修正模型和演算法。
  3. 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

    在指向反射鏡的擺控制方面,採用低速能好的分裝式直流力矩電作為指向反射鏡的驅,並採用感應同步器作為角度測量元件,運用軸角器ad2s80a進行角度和速度的輸出,採用技術成熟的pid控制方案,進行速度和位置雙閉環控制,以實現指向反射鏡速度的平穩和位置的精確
  4. Series full - auto pipe expander with drawing device and program interface is used with extruding machine. it is also used solitarily, while expanding pipes, the machine adopts translation, the action is steady and corret, it does not damage pipe materical, the machine adoptes double - infrared heating oven type, each oven is equipped with heating cire, the shaping method adopts expanding - end shaping, the size of pipe mouth is correct. on its panel, there is a transfer swith of expanding solvent type pipe socket ( straigh port ) and expanding sealloop type pipe socket ( rport ). the choice of expanding pipe type is very convenient, the technologocal adaptability is strong, its main electric control elements are all imported. the syetem charecteristics are steady and reliable

    配有與主配套的接料牽引裝置和相應的程序介面,既能與擠管主聯線使用,又可以作單使用;擴管時管材的移均採用平移方式,作平穩準確而且不易損傷管材;這種型採用紅外線加熱方式且為雙加熱爐型,每個加熱爐都配有中心加熱爐芯;成型方式均採用擴管頭定型方式,管口成型尺寸準確;該型在控制面板上設有擴溶劑型承介面(直口)和擴彈密封圈型承介面( r口)的開關,擴管方式選擇十分方便,工藝適應強;主要的電器控制元件均採用進口元件,系統能穩定可靠。
  5. On the basis of former work, the basic structural feature is studied in this paper, the tectonism and basin development model are put forward, the transformed mechanism of stress field is analyzed, and the basin feature is discussed

    本文在以往工作的基礎上,研究了本區的基本構造特徵,提出了構造變及「盆地」發育的模式,分析了應力場制,並對「盆地」質進行了探討。
  6. The inertia brake is a new kind of braking device, which is designed according to the inertia - brake principle, and it integrates brake, shaft coupling and can interconvert between them. as a result of its unique dynamic windproof function, it is applied in the harbor machinery more and more widely

    器是根據慣原理設計的,融制器、聯軸節以及二者相互功能於一體的新型制裝置,由於其獨特的態防風功能,使它在港口械中應用越來越廣泛。
  7. Combining with knowledge representation and automatic reasoning principle of ai and generic paradigm, the system has these main functions : ? it is able to show different solutions of typical example ; ( 2 ) it can automatically generate problems similar to the example for students to solve by providing them with clues ; ( 3 ) these problems can be studied by demonstrating the complete solution process and answers with the help of automated reasoning, or by providing real - time prompts to students concurrent with the students " solution processes with the help of automated reasoning ; ? it provides exercises and is able to call a program produced by the group ( the translator ), which transfers apla programs to executable programs so as to verify its correctness ; ( 5 ) it let teacher to add examples in the database ; etc. hi the course of systematic research, we deeply investigated the relevant knowledge of the system and made some innovation : about teaching content, we select par method as the main content

    本系統選用薛錦雲教授的par方法為主要教學內容,應用人工智慧的知識表示和自推理原理及泛型思想,使得系統具有以下核心功能:展示幾種典型例題的解;以泛型思想為指導,實現了無限題庫,可以自生成與典型例題類似的問題給學生求解並給予提示;對于這些題目,計算可以自推理出由問題到程序的全過程供學生學習;也可通過自推理根據用戶的實際做題情況實時給出提示,互式地幫助學生學習演算法程序設計;學生可以從問題庫中獲得練習,並調用器,將自己的apla程序化為可執行語言程序,運行以檢驗其正確;對教師而言,可以對已有的實例庫、問題庫進行添加操作等。在系統的研製過程中,我們深入研究了系統的各方面相關知識,並進行了多方面的創新:在教學內容方面,首次選用par方法為主要內容。
  8. The inconsistent excitation can be decomposed into a series of irregular incident waves in terms of the spectral decomposition scheme of the hermitian matrix, with which the coherency function of the ground motions under the inconsistent excitation can be obtained numerical results are given to show its stability and rationality

    該方法將隨輸入下的波分析問題為多個虛擬激勵下的確定分析組合問題,從而可以方便地獲得場地波觀測量之間的譜密度矩陣,進而計算給出工程場地的地震相干函數本文還用數值模擬的辦法對所提出方法的合理和穩定進行了探討。
  9. E ) lack of foresight on finance lease scheme, which causes irrational tenor structure and imbalanced annual outflow of rental payments, results in funding costly. to solve aforesaid problems, thesis finds out the following principles for optimizing ca ' s aircraft finance : a ) determining the volume and currencies of ca ' s cross - border aircraft finance based on the annual outflow of foreign debt repayments and annual net inflow of foreign exchange, so are the dominated currencies in debt. b ) enlarging the portion of borrowings at floating interest rate in ca ' s whole foreign debt

    針對以上存在主要問題,本文進一步提出了優化飛融資的總體構想,包括:根據其每年的外匯流入總量及幣種構成確定國航合理的飛境外融資規模應與負債幣種;在利率結構方面,擴大浮利率在整個國航外債中的比重,選擇適當時將部分固定利率貸款為浮利率貸款;在飛引進多元化方面,通過與飛製造廠商、出租公司飛的方式優化隊構成,結合提前中止現有飛租賃就能夠起到優化債務結構和隊構成的事半功倍的效果,以及在未來飛融資中優先使用經營租賃等。
  10. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面,採用脈沖分配器和單極電壓驅技術實現了步進電的控制和驅功能;採用脈寬調制技術和cmos互補h橋驅技術實現了直流伺服電的控制和驅功能;採用d / a器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。
  11. The study has completed the design of two - phase inverter and made up of the two - phase inverter - motor system for experimental use it is a variable frequency adjustable speed system with a open - loop control of rotational speed, which consists of voltage - controlled oscillator circulating assign device inverter circuit and two - phase induction motor a accurate mathematical model is set based on the whole system, and simulator program of dynamic and steady condition is established, which is used to calculate the dynamic and steady performance by kron and symmetrical coordinate converter by simulator calculation and experimental research with specific parameter of the system, a comparison is made between predicted and experimental characteristics, experimental measurements are shown to compare closely with corresponding theoretical result it is compared with some variable frequency adjus table speed system comprising inverter and single - phase induction motor from the system efficiency torque pulsation and the effect of two - phase inverter capacitance based on the conclusion, harmonic cancellation pulse width modulation control of a two - phase inverter - fed induction - motor drive system is researched, which cancelled the low harmonic and improve the system performance

    通過對電的kron變和對稱分量變,建立了系統較精確的數學模型,編制了系統態及穩態運行的模擬計算程序分別計算系統的態和穩態能。通過對系統的具體參數進行了模擬運算和實驗研究,實驗和模擬結果進行比較,說明實驗和理論較為一致,並從系統效率、矩脈及兩相逆變器電容的影響等方面與各種逆變器和單相異步電組成的變頻調速系統加以比較。在此基礎上,對兩相逆變器供電-異步電系統使用諧波抑制pwm控制進行了研究,由於減少了低次諧波,改善了系統能。
  12. First of all, we bring forward the basic project of tadil, which adapts to combined operations. it is suggested to use tdma ( the abbreviation of time division multiple access ) as the working pattern and utilize the concept of mobile ad hoc network to construct the data link network. aiming at the impact of time delay on data link and the characteristic of cooperative combat under the command of director aircraft, this thesis applies a kind of kalman filtering algorithm in polar coordinates to compensate the error of time delay, and then does the transformation of target motion parameters to obtain the current information of target

    本文結合空軍裝備部某「十五」預研課題,圍繞著戰術數據鏈、多協同多目標攻擊、超攻擊、空對地攻擊這四個方面展開了一系列的研究工作:本文首先給出了適應三軍聯合作戰的戰術數據鏈系統的基本方案,建議採用時分多址的工作模式,並利用移自組織網路的概念構建數據鏈網路,同時針對數據鏈傳輸信息的時間延遲特和指揮指揮下的多協同作戰特點,應用一種極坐標系下的卡爾曼濾波演算法對該傳輸延遲誤差進行補償,並在此基礎上進行目標運參數的,以獲得目標相對于某無人的當前運信息,且利用模擬驗證了方法的有效
  13. The second chapter simply introduces the development of alternate asynchronous inverter technology and retrospects some types of energy - saving systems for hydraulic elevators. then the working principles of the project are discussed and analyzed at four different working status, i. e. light load upwards, heavy load upwards, light load downwards and heavy load downwards. and the chapter focus on the introduction of structure design of pump station, calculation and type selection of pump / motor reversible units, research on oil leakage principles of accumulator circuit, design of accumulator - pump / motor pressure - energy transformer and integrated valve blocks, etc. the last but not the least, the electrical wiring of vector inverter control cabin and design of computer control and data acquisition system are introduced

    論文第二章首先簡單介紹了交流異步電變頻調速技術的發展概況,在回顧電梯液壓控制系統節能技術的基礎上,介紹了本課題研製的「採用蓄能器的液壓電梯變頻節能控制系統研究」的基本原理,分析了力系統在電梯轎廂輕載上下行、重載上下行等四種典型工況下的基本工作狀態和工作方式;詳細地介紹了本課題節能系統液壓力泵站的結構設計和參數設計,重點研究了液壓力泵站的結構設計、液壓泵馬達可逆問題及其選型設計計算、蓄能器迴路泄漏油損失理的研究及其補償裝置的設計、蓄能器-泵馬達壓力能量裝置的設計、多功能集成控制閥組的設計等內容;最後簡單介紹了本課題矢量控制變頻控制櫃的外部附件電氣接線、計算控制及數據採集系統的硬體設計等內容。
  14. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念,建立了正弦脈寬調制( spwm )逆變器供電異步電,考慮主磁路飽和時的變頻調速系統整體數學模型,模擬系統的低頻振蕩;其次從逆變器-異步電系統能量角度出發,提出通過檢測逆變器輸入電流中負電流的間隔時間是否大於1 / f _ c ( f _ c為逆變器載波頻率)來判定系統是否出現低頻振蕩;最後的實驗結果驗證了系統低頻振蕩建模和判據的實用和正確
  15. Basing on the requirement of the project supported by chongqing science and technology committee, the study and development on original non - frictional and sequential operation ' s stepless speed regulator, the author has made some analysis to the physical principle and speed adjustment principle. in addition, as the main part of stepless speed regulators, the transformer was more concerned in the study. after probing the creation of its structure principle, this paper reveals its structure and dynamics rule, and creates a dynamics model and synthesis model of transformer

    根據重慶市科委技術攻關項目《新型非摩擦式連續作用械無級變速器的研製與開發》的要求,對該無級變速器的工作原理、調速原理及工作能進行分析,並著重對無級變速器的核心部件器進行分析,對其結構原理創新進行深入的探討,揭示了其結構及運學的實質;建立了器的運學模型和綜合模型;對以器這類以連桿作為輸出構件的曲柄搖桿構的運規律及其影響因素,首次進行了較深入、系統的分析研究,得出了一系列以連桿作為輸出構件的曲柄搖桿構的運規律。
  16. Based on the theory creation of space voltage vector ' s polygonal flux linkage locus, freewill partition of the ideal flux circle is realized by the software method. furthermore, different polygonal flux linkage locus ' s fluent switching point is also found, which overcomes the motor " switching failure and improves the speed adjusting dynamic performance

    在充分研究磁通軌跡法原理的基礎上,採用軟體方法實現了任意多邊形磁鏈軌跡的生成;並找出了不同磁鏈軌跡間的平滑切點,解決了切時的電失步問題,提高了系統速調節的能。
  17. After the introduction of some problems of the functional changes for the teachers and the analysis of the causes to these problems, four ways to deal with these problems are proposed : 1 ) to change the teachers " education views. 2 ) to carry on more professional trainings for the teachers. 3 ) to build and develop an encouraging system for the competition of the teachers and to think of ways to motivate the teachers to work hard

    Kx碩士學位論文陛一卉na引r 』 s 」 jj119s本文在對中小學教師職能過程中存在的問題及其原因作了分析之後,進而提出了實現我國中小學教師職能的四個方面的對策: (一)注重更新教師教育觀念: (二)積極開展中小學教師在職培訓工作; (三)健全竟爭激勵制,調教師工作積極: (四)引導教師積極參與課堂教學改革。
  18. There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor

    本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器態特、靜態特對頻率測量的實時和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電組頻率的測量;在軟體上,對微調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的械液壓隨系統具有步進電電液元件,採用五相反應式步進電,根據其驅設計了變頻調壓驅器,實現plc與步進電器之間數字介面。
  19. Based on variable zmp and dynamics of 3 - d inverted pendulum, we educed the cog ( center of gravity ) ’ s trajectory equation of the robot in the single - support phase and transition of locomotion phase. and we used third - order spline function to ensure the acceleration continuity of the robot ’ s cog in the double - support phase. thereby, the smooth trajectory of cog was gained by planning

    由基於可變zmp和三維倒立擺的力學原理,推導出了單腳支撐期內和步行方式期間器人的質心運軌跡方程;並採用三次樣條曲線來保證器人在雙腳支撐期質心加速度的連續,從而由規劃得到了光滑的質心運軌跡。
  20. We should establish mordern enterprise system from the six aspects. that is to develop diversity of investors actively to make the property right diversify ; to perfect company admininster structure, make the administration of enterprises standardize, scientific ; to improve the administration, supervision and operation systems of the state - owned assets, authorize the state - owned assets to the enterprises ; to develop capital market, promote capital flow and make the capital of the enterprises add value in the management ; to face the market actively, shift operation mechanism and make the enterprises responsible for their own management decision, profits and losses, practise self - restraint a

    國有企業建立現代企業制度需要從六個方面著力,即積極發展多元投資主體,使企業產權多元化;完善公司法人治理結構,使企業管理規范化、科學化;健全國有資產管理、監督和營運體系,將國有資產「授權經營」 ;發展資本市場,促進資本流,使企業資本在資本經營中增值;積極面向市場,經營制,使企業成為自主經營、自負盈虧、自我發展、自我約束的獨立的法人實體和市場競爭主體;推進配套改革、營造改革外部環境,改革是一項綜合的系統工程,在進行產權制度改革的同時,要抓好人事制度、用工制度、分配製度和社會保障制度等的改革。
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