control strategies 中文意思是什麼

control strategies 解釋
控制戰略
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  • strategies : 合
  1. The experimental results of the program on the bench show that the control strategies in the program are reasonable and feasible

    在臺架上模擬柴油機的控制,試驗結果說明了所編寫的控制軟體的控制策略是可行的。
  2. 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電動汽車( phev )用永磁同步電機( 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電動機運行狀態時的電流控制策略,針對pmsm在電動機運行狀態時提高弱磁擴速能力和在發電機運行狀態時減小固有電壓調整率的相互矛盾,提出了初步的解決方法。
  3. The first part is introduction, presenting this paper ' s structure, research background and so on ; the second part introduces some issues relating closely to risk, the tangency point between indifference utility curve and efficient frontier is the optimal portfolio ; the third part explores risk evaluation, this part begins with some risk factors affecting security ' s price and return, then analyzes the methods evaluating degree of risk, finally, introduces a more popular method of risk evaluation - - var ; the forth part expounds risk management, this part studies some risk control strategies correspond to specific risk mentioned above ; the last part put forward some advice contrapose issues existed in risk management in china

    第一部分為緒論,介紹本文的相關背景;第二部分是與風險相關的幾個問題,等效用曲線與有效邊界的切點是投資者選擇的最佳投資組合;第三部分是風險衡量,該部分首先分析了證券與股票所面臨的風險,然後對債券和股票分別介紹,最後介紹了目前比較流行的風險衡量方法? ? var方法;第四部分為企業風險管理,這里針對上文所述的風險提出相應的風險控制策略;第五部分針對目前我國風險管理中存在的問題提出了幾點建議。
  4. Insecticide resistance of the common cutworm spodoptera litura and its control strategies

    斜紋夜蛾抗藥性及其防治對策的研究進展
  5. The temporal relation between the presentations of the pictures and the distractors were manipulated with three soas in different blocks ( experiment 1 ), and within the same block ( experiment 2 ) to avoid control strategies or habituation developed through the experimental conditions

    實驗一中以區段方式呈現不同圖字啟始時間差,獲得了顯著的圖字相同、圖字同形、圖字同音的促進效果,也獲得圖字同語義類別干擾效果。
  6. Thought control strategies in insomniacs

    慢性失眠癥患者思維控制方式的特點
  7. Therefore, adopting efficient control strategies lor air - conditioning plays a vital role in developing improved energy management control ( emc ) systems for intelligent buildings ( ib )

    因此採用有效的空氣調節方式對智能建築的能量管理控制( energymanagementcontrol , emc )具有重要意義。
  8. The influence of institutional power is exhibited through turn - type allocation and turn control strategies in the phase of turn development. the whole conversation goes mainly under question - answer adjacency pair. the differences and similarities of the turn - control strategies employed by the show hosts and the show guests have been investigated

    本文在定性分析的基礎上採用z - test檢驗了主持人使用各種放棄話輪、取得話輪的方法的數量佔主持人總話輪的比率與嘉賓使用各種放棄話輪、取得話輪的方法的數量占嘉賓總話輪的比率之間是否有顯著差異。
  9. Field observations and physical models may be used to investigate pollutant transportation and dispersion within urban canyons and validate numerical models. on the other hand, validated numerical models are often applied to simulate in detail atmospheric dispersion within the urban canopy. the numerical results in combination with physical model and or field data may be used to assess urban air quality and support decisionmaking for pollution control strategies and traffic planning

    外場觀測和物理模擬可以考察街谷內污染物的傳輸擴散規律並對數值模式進行檢驗,另外,復雜的數值模式則可對城市冠層內大氣擴散問題進行詳細模擬,數值模擬和外場觀測及物理模擬相配合,可用於環境質量評價污染控制決策及交通規劃。
  10. Field observations and physical models may be used to investigate pollutant transportation and dispersion within urban canyons and validate numerical models. on the other hand, validated numerical models are often applied to simulate in detail atmospheric dispersion within the urban canopy. the numerical results in combination with physical model and or field data may be used to assess urban air quality and support decision ? ? making for pollution control strategies and traffic planning

    外場觀測和物理模擬可以考察街谷內污染物的傳輸擴散規律並對數值模式進行檢驗,另外,復雜的數值模式則可對城市冠層內大氣擴散問題進行詳細模擬,數值模擬和外場觀測及物理模擬相配合,可用於環境質量評價污染控制決策及交通規劃。
  11. This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux

    本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與分析,並根據流體力學的有關知識以及有關數據(其中包括設計數據、試驗數據和運行數據) ,建立起了被控對象的平均神經網路模型和執行機構(即pwm調壓器和pcm調流器)的數學模型。在此模型的基礎上,從底吹氬工藝要求和控制系統的實際情況出發,提出了壓差內環模糊參數自適應pid控制策略和流量外環模糊pi復合控制策略,以實現氬氣流量的精確控制。
  12. Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively

    文章中還建立一種基於模糊神經網路的非線性模型,並對比分析了三種方法,模擬中確定了電機的最優開通關斷角,在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制,模擬結果表明,它實現了電機的正常運行,很好的抑止了電機轉矩脈動,同時有效地降低了噪聲。
  13. Two amplitude modulating control strategies are presented which are the pre - circulating current amplitude modulating and the circulating current amplitude modulating. these two amplitude modulating control strategies are contrasted and it is found that the later one is better than the former one

    對于調幅控制還提出了兩種控制策略,即準環流調幅控制和環流調幅控制,本文對這兩種控制策略通過理論、模擬和實驗進行了對比分析,發現環流調幅控制要優于準環流調幅控制。
  14. Occurrence and control strategies of the pine caterpillar, dendrolimus punctatu sin xinjian county

    新建縣馬尾松毛蟲發生規律分析及其治理對策
  15. Control strategies of tobacco diseases and insect pests in china

    我國煙草病蟲害防治研究策略探討
  16. This dissertation mainly investigates some robust control strategies of the electromechanical actuator which is supposed to be activated by the sinusoidal permanent magnet synchronous motor ( pmsm ) and limited angle torque motor ( latm )

    本文主要研究了基於正弦波永磁同步電機( pmsm )及有限轉角力矩電機( latm )驅動的電動舵機的魯棒控制策略。
  17. Epidemiological characteristics analysis and control strategies for measles in gulou district of nanjing city from

    2004年麻疹流行病學特徵分析及控制策略探討
  18. This dissertation focuses on the application of the fast controllability of hvdc systems to realize emergency power support to its connected ac system in the presence of large disturbances occurred in ac system, and more emphasis is given to the control strategies concerned with multi - infeed hvdc systems

    利用直流輸電系統的快速可控性,實現對交流輸電系統的緊急功率支援,其本質就是研究在大擾動發生后應對直流系統採取何種控制策略。
  19. This paper addressed three problems for a nonholonomic mobile robot. first, dynamics model of a six - wheeled rocker lunar rover is built. then based on this model the control strategies are proposed for trajectory tracking control and point stabilization

    本文以非完整移動機器人為控制對象,針對六輪獨立驅動搖臂式月球車進行建模,分別對月球車的軌跡跟蹤問題以及輸入受約束的點鎮定問題進行了研究。
  20. This paper focuses on the control strategies to improve the performance of the three - phase ac - dc pwm voltage - source - converters ( vsr ) under unbalanced power supply. the problems such as negative sequences current, voltage and current harmonics and un - constant ( un - smooth ) power flow from ac to dc side are discussed in this paper. the analytical solutions for negative sequence current and harmonic current elimination are obtained by fully feed - forward of negative sequence voltage and producing a non - harmonic current command of the inner - loop

    電網不平衡時,基於電網平衡為約束條件設計的三相vsr將出現不正常運行狀態,比如三相vsr交流電流中出現負序分量,使交流電流嚴重不對稱;直流電壓和交流電流中出現非特徵諧波分量,使直流電壓和交流電流波形發生嚴重畸變;三相vsr從電網吸收不平衡的瞬時功率等一系列問題。
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