線外系統 的英文怎麼說
中文拼音 [xiànwàixìtǒng]
線外系統
英文
offline system- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 外 : Ⅰ名詞1 (外面) outside; external side 2 (外國) foreign country 3 (以外) besides; beyond; in ...
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 線外 : off-line
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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At present, the better prediction and warning methods of geologic hazards in the world include the phenomenon monitoring method, statistical analysis method, nonlinear system theory prediction method, coupling analysis method of endogenic and exogenic geological processes
摘要目前國內外較為成功的地質災害預報預警方法可分為現象監測預報法、數理統計預報法、非線性系統論預報法和地球內外動力耦合法。According to the requirements of disign, the system apply mcu at89c2051 to extend 32 keybords, and meantime the system can use battery which can be recharged to supply power. as a whole, the system charact eristic of inputting by keyboard and interacting by chinese characters can display and store spectrum data automatically and accomplish data handling. what ' s more. the system can communicate with other computers by the interface of rs - 232c
同時,為了實現人機交互,系統採用at89c2051擴展了32鍵鍵盤。在系統的供電方面系統可採用充電電池供電。總體來說,系統採用按鍵輸入,漢字人機對話,能自動顯示和存儲測量譜線,並完成數據處理工作,除此之外,系統可通過rs - 232c與其它計算機聯機使用。Software radio ( sr ) is an active research area world widely at present. the sr technology was first initiated by military speakeasy plan in 1995 and highly promoted by the joint tactics radio system ( jtrs ), which is planed to be employed in us army by year 2010
軟體無線電是目前國內外研究的熱點,從美軍1995年的speakeasy (易通話)計劃到要求在2010年實現的聯合戰術無線電系統( jtrs )等計劃,都有力促進了軟體無線電技術的發展。In this paper, the target radiate characteristics and waveband selection of the infrared system reviewed briefly ; the suppression of the stray radiation in the infrared sub - system is discussed ; the material selection, the support structure and optimization of the primary mirror in the infrared sub - system of the theodolite, every factor which will affect the surface figure of the mirror is discussed in detail and get the result that in the circumstance of shooting range, the primary factor which affects the surface figure of the mirror in the infrared sub - system is temperature changing, this ca n be resolved by using material of low expansion coefficient and using same material in the mirror and the mirror seat
本文將對紅外系統的目標輻射特徵分析和波段選擇進行簡要回顧,討論紅外系統中雜散輻射的抑制,並詳盡分析經緯儀紅外光學系統設計中所涉及到的反射鏡的材料、支撐、結構和優化設計等問題,認真討論和分析影響主鏡的面形精度的各種可能因素。並指出:在靶場環境下影響經緯儀紅外分系統主鏡面形精度的主要原因是溫度的變化,這種情況可通過選擇低線膨脹系數的材料並且使鏡座和反射鏡採用相同的材料予以解決。In the process of threshing, the significance of factors, which influence threshing performance, not only include some certain factors such as feed quantity, cylinder rotary speed, distance between cylinder and concave, thresher concave radian but also include some uncertain factors such as the crop ' s variety, water content and the proportion of cereal straw. for this reason, the seed - husking plant is system with a character of uncertain, multi - input - output and complex nonlinear
脫粒裝置的工作過程極為復雜,影響脫粒性能的因素很多,除了喂入量、滾筒轉速、凹板長度與入口間隙等確定性因素外,還有作物品種、作物含水率以及穀草比等一些不確定性因素,因此脫粒裝置是一個具有不確定性、多輸入多輸出的復雜非線性系統。The high - intermediate - frequency superheterodyne structure with twice conversions is used. three cascaded agc units applies in the receiver system, one of them is used as the choice, for realizing a high dynamic range while the linearity of the system is well guaranteed
系統採用了兩次變頻超外差式結構設計,第一中頻為高中頻。另外系統還包含了三級自動增益控制單元,其中一級agc作為選項,實現了較大的動態范圍,並且整機的線性度也得到了保證。The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is
比較全面地查閱了關于變結構控制理論的文獻,總結了滑模變結構控制的發展歷史和特點,詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法;系統分析了變結構控制系統抖振產生的機理,並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法;針對傳統抑制和消除抖振方法的不足,改進了傳統方法,得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法;針對不確定性線性系統,在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振,提出了一種自適應模糊積分變結構控制方案( afivsc ) ,利用模糊邏輯來柔化控制量中非線性不連續部分,採用自適應理論,根據系統不確定性大小在線調整模糊輸出量的隸屬函數,另外,鑒于模糊控制本質上是有靜差的,所以本文選擇了帶積分項的切換函數,由於積分項的存在使系統較正為無靜差系統。A infrared system with which can detecte the pulse of human. because human body are semitransparent, and the transparence of it change along with the heart beat. the infrared sensor can detecte the change, we may tanslate the signal from sensor into a digital form by a cmos ic. when the signal change into a digital form, another ic can get the rhythm of the heart from the analog ic. this article designed the anologe ic which got the sensor signal into digital form
本論文完成了一個基於反射型紅外線傳感器的cmos模擬專用集成電路的設計,它構成的紅外系統具有探測心跳頻率的功能。設計根據人體組織的半透明度會隨心臟跳動而變化的特點,由傳感器探測到這一變化,通過專用集成電路將信號放大並利用,獲得心跳頻率。本模擬晶元結合數字電路可計算即時心率或統計心跳總數。In addition, this paper discusses the application of the parameter - induced stochastic resonance in the m - ary pam signal transmission, and explains the mechanism to stochastic resonance in a new view. we found that the single well is able to distinguish different signal levels, based on which the theory for m - ary pam signal transmission via parameter - induced stochastic resonance was briefly developed. the error code rate of m - ary pam signal was obtained
此外,本文還初步探討了參數誘導的隨機共振在多進制數字調制信號傳輸中的應用,從不同的觀點解釋隨機共振形成的機理,充分認識到非線性系統單勢井的信號處理能力,並給出多進制信號誤碼率的理論公式,模擬實驗表明這個研究方向具有很好的研究前景。This dissertation presented two new methods of robust adaptive track control for a class of mimo strong nonlinear system with external disturbance. one method makes use of taylor approximation principle to linearize the mimo strong nonlinear system at the ideal equilibrium point, meanwhile external disturbance is considered, and then designs two on - line neural network controller respectively, which can dynamically compensate the high order items of taylor series and the control signals at ideal equilibrium point under the drive of state error between linear and nonlinear system. a linear feedback controller obtained by pole assignment and two on - line neural network act on the practical mimo high nonlinear system together, guaranteeing the whole system robust stable and tracking the specified signal ; the other method designs three on - line neural networks for this class of system
本文對於一類含有外部擾動的多輸入多輸出( mimo )強非線性系統,提出了兩種新的魯棒自適應跟蹤控制方法,第一種利用了taylor近似的原理,在考慮了外部擾動的情況下,將mimo強非線性系統在理想平衡點處線性化,分別設計了兩個在線神經網路控制器,在線性和非線性系統之間的狀態誤差驅動下動態補償系統的taylor近似高階項及理想平衡點處的控制信號,滿足極點配置方法的線性反饋控制器和兩個在線神經網路聯合作用於實際的被控mimo強非線性系統,在保證整個系統魯棒穩定性的情況下,能夠跟蹤給定的指令信號;另一種方法是針對這類系統設計了3個在線神經網路,分別實時抵消這類非線性系統中的非線性部分、與控制量耦合的非線性項以及外部擾動,使得受控系統的輸出可以完全跟蹤給定輸入參考信號。Because of radio wave propagating along the ducts with enhanced fields on the order of the free - space field, the problems of the co - channel interference are more complicate for communication systems with the results of intersystem interference and the formation of other system, and therefore affecting the determination of the coordination distances or the optimization of the distribution and separation of delay, and for surveillance system such as radar system the problems can be radar holes or the extensions of detect range
對于通信電路,它使系統間的相互干擾問題變得復雜,既可能幹擾其他系統又可能形成另外的系統,從而影響系統的有關參數如中繼電路的最佳組合(分佈、間隔)和協調距離,對于探測系統產生的則是雷達空洞、超視距探測等問題。這些問題對相關無線電系統特別是軍事應用系統可能是致命的,因而以波導傳播為代表的反常傳播特性研究受到極大重視。In addition, the analog quantity and switch quantity control of the former system is replaced by the digital quantity control, which can improve precision of production and reliability of the system
另外,系統採用基於sci串列通信總線的數字控制,代替原系統中的模擬量和開關量控制,能夠有效提高系統的生產精度,改善系統的可靠性。So the disturbance observer and adaptive control based on neural network are devoted to solve this problem. the principle of disturbance observer is to take all unknown disturbances like modeling error as systematic disturbance to approach, then use the output to compensate the systematic inversion error
干擾觀測器的原理就是採用非線性干擾觀測器將外部干擾、非線性系統內部的求逆誤差和建模誤差等一系列未知誤差統一看成系統的干擾進行逼近,在通過系統輸出對逆誤差進行補償。2 nonlinear behavior of enterprises " technical innovation behavior system behavior of enterprises " technical innovation behavior means any variation in contrast to circumstances. it includes interior behavior and exterior behavior
二、企業技術創新行為系統的非線性系統行為企業技術創新行為系統的系統行為是企業技術創新行為系統相對于環境發生的各種變化,可分為內部行為和外部行為。Hence, the author chooses " the < wp = 5 > research on the nonlinear system theory and methodology of enterprises " technical innovation behavior " as the title of master dissertation. the contents and conclusions of the research are as follows : 1 the nonlinear systemic viewpoint of enterprises " technical innovation behavior enterprises " technical innovation behavior system is influenced by multitudinous environmental factors. there are mixed relationships among these factors
因此,筆者選定「企業技術創新行為非線性系統的理論與方法研究」為碩士學位論文課題,在前人研究工作的基礎上,運用現代系統科學、組織行為學、經濟學與管理學等理論,對企業技術創新行為非線性系統的理論與方法進行了研究,研究的內容與成果如下:一、企業技術創新行為的非線性系統觀企業技術創新行為系統受到內外部各種環境因素的影響,環境因素間存在著極為錯綜復雜的交互關系。Under such background, we propose a new intelligent two - wire valve system based on power - line carrier communication and cebus. the key techniques involved in the intelligent two - wire valve are valve information abstraction, valve development, application research of cebus, power - line modeling and research of power - line communication technique
正是基於這樣一種背景,在綜合國內外公開文獻的基礎上,我們提出了基於電力線載波傳輸和cebus現場總線的智能二線閥系統的概念,並對其相關關鍵技術進行了基礎研究。Besides, our paper has discussed another problem, which is the non - exponential stability of infinite - dimensional linear systems under generating compact perturbation
另外,本文還討論了第二個問題,就是無限維線性系統在生成的緊擾動下的非指數穩定性。A robust feasible predictive control scheme is put forward vhich adopts nominal model and applies for constrained linear systems with polytopic uncertainty. set invariance is the theory which underlies this control profile. and the key point to this predictive control paradigm is to append robust feasible constraint in the online optimization problem
基於不變集理論,提出了一種採用標稱模型的、適用於有約束凸多面體不確定線性系統的預測控制的設計框架,其關鍵在於在線優化問題附加適當的額外的魯棒可行約束。In this dissertation, the response in two - degree - of - freedom nonlinear system under random external excitation is investigated by using analytical and numerical method
本文用解析和數值方法研究了窄帶隨機噪聲外激下非線性系統的響應問題。Another method that falls under command guidance is the use of wire guided systems
另外一種指令指導的系統是線導系統。分享友人