time-variant control system 中文意思是什麼

time-variant control system 解釋
時變控制系統
  • time : n 1 時，時間，時日，歲月。2 時候，時刻；期間；時節，季節；〈常pl 〉時期，年代，時代； 〈the time ...
  • variant : adj. 1. 相異的，不同的，不一致的。2. 各種各樣的。3. 易變的，不定的。n. 1. 變體，變形；變量。2. （字音的）轉訛；（字的）異體。3. 【統計學】變式；【生物學】變種，變異體。
  • 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...
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. Theoretical analysis and computer simulation studies show that performance comparable to that of electro - control active damping suspension systems can be achieved with the hydraulic network model which can self - adaptingly adjust the damping of suspension to realize the optimal control by virtue of response of vehicle. in chapter 5, the effects of time - variant factors in the new active damping suspension system on reduction are investigated

    第五章研究了主動阻尼系統中的時變因數對減振系統的減振效果的影響（包括路況、車速、載重阻尼油的粘度系數隨油溫變化而引起的變化，油液的彈性模量等） ，並分析了模型簡化時一些被忽略的非線性因數對系統性能的影響。
  2. However, the artificial methods for tuning pid parameters are so far applied commonly regardless of in the domestic or overseas process control engineering practice, which cause the pid tuning job extremely time - consuming and can not assure of the best control system performances consequently, particularly for these time variant processes

    然而，至今控制系統的pid參數整定工作無論是在國內還是在國外的控制工程實踐中，主要採用的還是人工整定法。這使得pid參數的整定工作不僅費時，而且難以保證控制系統性能最佳，尤其是對于被控對象特性隨工況發生變化的系統， pid參數人工整定法更不能滿足系統的要求。
  3. The innovations consist of : synthetically restraining the filter ' s divergence, as effectively improved the filter ' s numerical stability ; a parallel filter structure is creatively designed to eliminate system biases ; and sprt method is used to control the adjustment of the noise statistics, so as to ameliorate the tracking performance of time - variant noises

    對常規的次優遞推sage自適應濾波器進行了改造，包括：對濾波結果發散進行綜合抑制，提高了濾波器的數值穩定性；採用并行結構，消除了結果偏差；應用sprt控制調整，增強了濾波器的動態跟蹤能力。
  4. The problems of inventory control comprise the forecast of material annual requirement, optimal order time and order number and the analysis of material abc, and mathematics models involve variant index trend, order number and fuzz complex judge etc. finally, this papers gives the requirement analysis and system design of inventory management system, and develops the software of inventory system

    庫存控制問題主要研究了物資年需求量的預測、最佳訂貨點及訂貨批量的研究、物資的abc分析等問題，數學模型重點探討了可變平滑參數的指數平滑法、訂貨批量法以及模糊綜合評判法等。最後，本論文對庫存管理系統進行了需求分析和系統設計，並給出了軟體的具體實現。
  5. Half close - loop control ( hclc ) for time - delay and large inertia system with time - variant was proposed. the chief control object of hclc based on bounding control is to satisfy the bounding stability of the out variables, and the second control object of hclc is to satisfy zero error of the out variables. hclc for complex system just like the control process of human controllers

    針對時變滯后大慣性系統提出了半閉環控制，基於有界控制的半閉環控制的控制目標首先是要滿足輸出的有界穩定，其次才是滿足輸出的無差性，是對人類控制器控制復雜系統的有效模擬。
  6. At present, variable air volume ( vav ) air - conditioning system is the main steam of the whole air conditioning system in china and abroad because of its large energy conservatioa however, since vav system is multivariable, strongly coupled, nonlinear and time variant, its design, performance and management are more difficult than constant air volume ( cav ) system, and stable control of the entire vav system is focused in particular in china study on the stability, the key condition of the vav operation, the paper divide the vav system into ahu part and terminal part based on the coordination control strategy

    目前，變風量（ variableairvolume ， vav ）空調系統以其巨大的節能潛力逐漸成為國內外空調系統的主流。但是，變風量（ vav ）空調系統具有多變量、強耦合、非線性、時變的特點，因此它的設計、運行和管理都比定風量（ constantairvolume ， cav ）系統難度大。這也是限制vav系統更廣泛應用的一個重要原因。
  7. In this thesis, by the summarizing and analyzing about the present stability control study state of synchronous generator unit, it is achieved that the governor pss ( gpss ) is more suitable for the stability control of multi - machine system because of its better decoupled character than conventional pss ; the intelligence control theory is more reasonable than conventional methods to design the hydro - generator unit gpss because of the uncertainty of mathematical model of hydro - electricity system caused by intense nonlinear character and time - variant operating mode of hydro - turbine and water - hammer effect of hydraulic system

    本文對同步發電機組穩定控制的研究現狀進行了綜述和分析。認為：與常規pss相比，調速器側pss （ gpss ）具有良好的解耦特性，更宜用於多機系統的穩定控制；由於水輪機特性的強非線性、工況的時變性以及引水系統的水擊效應所導致的水電系統數學模型的不確定性，採用智能控制理論設計水電機組gpss較常規設計方法更為合理。
  8. Linear predictive control techniques can be applied to nonlinear system for it can be regard as linear time - variant system. multi - model was used in predictive horizon to decrease the predictive error and reflect true state of system. objective function was converted to linear quadratic programming and thus avoid huge computational burden

    （ 3 ）研究了基於t - s模糊狀態空間模型的非線性模糊預測控制方法：利用t - s模糊建模方法，將非線性系統等價為線性時變系統，然後利用線性系統預測控制方法來實現非線性系統的控制。
  9. The control objective of this method can be a time variant function or an equilibrium, this method is not affected by the initial condition of the system, the method also demonstrates robustness against model error and measurement noise

    該方法的控制目標可以是時變函數或平衡點，控制不受初值限制，對模型誤差和測量噪聲具有一定的魯棒性。
  10. 5. according to the non - linear and time variant feature of the object under control in dynamic positioning system, a controller for dynamic positioning system is designed, and a strong robust self - learning fuzzy - sliding mode controller is produced, which enhanced the performance of the control system

    5 ）根據動力定位系統被控對象非線性和時變的特點，設計了動力定位系統控制器，提出了一種強魯棒性的自學習模糊變結構控制器，提高了控制系統的性能。
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