正反饋的 的英文怎麼說
中文拼音 [zhēngfǎnkuìde]
正反饋的
英文
regenerative-
In this paper, a kind of output current feed - forward circuit is added into the input of the current loop. by adding this compensatory circuit, the output character of the inverter is improved greatly
本文還研究了一種提高逆變器輸出電壓外特性的思路,通過將負載電流正反饋給逆變器的電流環輸入端,從而達到提高輸出電壓的外特性的目的。By the impact of the special rules of network economics, such as metcalfe rule and positive feedback rule, dot - corns have appears the new forms of commercial mode and mode of growth, and had special source of value
在網路經濟的特有規律,諸如梅特卡夫定理、邊際效用遞增和邊際成本遞減原理、正反饋原理等的作用下,網路公司表現出了全新的經營模式和成長模式,並產生了特有的價值形成和實現方式。In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical
在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。It is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制Abstract : it is necessary to control the mechanical stimuli precisely in the studies of cardiac mechano - electrical feedback ( mef ). in the present study a ventricular pressure - clamping system has been developed, which can be applied to isolated - perfused rabbit hearts. controlled by a computer, this system not only can make the left ventricle follow a command defining the same pressure wave as that during a beating cycle under physiological condition, but also deliver mechanical stimuli with a proper waveform to the ventricle at a particular time phase. this system integrates multiple functions, including perfusing, pacing, recording of electrocardiogram and monophasic action potentials, and clamping and measuring of ventricular pressures in isolated - perfused hearts. thus, it is a distinct system for investigating the phenomena and mechanisms of cardiac mef at organ level
文摘:在心臟機械電反饋的研究中準確控制機械刺激是非常重要的.本研究室構建了一套適用於離體家兔心臟的心室壓力鉗系統.該系統通過計算機控制壓力鉗,不僅能模擬正常生理條件下左心室的壓力波形,還能在心室活動周期的特定時相、以適當波形對心室施加機械刺激.該系統集心臟灌流與起搏、表面心電圖記錄、單相動作電位記錄、心室壓力鉗制與測定等多種功能於一體,特別適用於器官水平上觀察機械電反饋現象並探討其機制Abstract : a 16 - channel temperature detection apparatus with platinic resistance is presented. the method of the down - lead elimination of the platinic resistance and nonlinear correction with positive feedback are discussed
文摘:介紹了一種經濟實用的16通道鉑熱電阻測溫巡檢顯示儀,並論述了鉑熱電阻的引線消除和用正反饋實現非線性校正的方法。In audio, a very low frequency oscillation often resulting from a positive feedback path in an amplifier system
在音響設備中出現的振蕩頻率極低的低頻振蕩,常因放大系統的正反饋迴路引起。Based on the discussions of four typical biological prototypes of swarm intelligent behaviors, namely ant colony foraging, ant clustering, labor division in ant colony, and bird flock foraging, the features of swarm intelligence as a system are analyzed in detail and some important implied characteristics, such as distribution, self - organization, and positive feedback, are revealed and expanded
在論述蟻群覓食、蟻群墓地構造、蟻群勞動分工和鳥群覓食這幾類典型的群集智能行為的生物學原型的基礎上,深入分析了群集智能的系統特徵和所蘊涵的分散式、自組織和正反饋等重要特性,並給出了翔實的論述說明。The feed - back provided by the reflected electron beams reduce the start - up current and the start - up time in a vircator, while the existence of klystron cavity improves the extracting efficiency, hence the radial reflex klystron oscillator with virtual cathode combines the advantages of both devices, becomes a compact, efficient set
利用虛陰極反射電子束對調制腔的正反饋,可以減小起振電流和起振時間,而且提高了微波產生效率。它是一種結構簡單,緊湊,不需要引導磁場的器件。The process of positive feedback had cyclone deepened
這種正反饋的過程有利於氣旋的加深。So my study is established on the basis of noise
在多種噪聲交易模式中,正反饋交易具有特殊的意義。Empirical test of the positive feedback trading in the stock market of our country
我國證券市場正反饋交易的實證檢驗The theoretic foundation of this section is economic theory and positive feedback effect
所依據的理論基礎是微觀經濟學理論、博弈論和正反饋效應。The first main conclusion that i made is about the feedback mechanism on the administrative levels of trading
換言之,正反饋交易通常能夠在短期內呈現出「自我強化」 、 「自我實現」的性質。A compound controller which combines positive feedback and negative feedback gives an excellent advantage of disturbance rejection
運用正反饋和負反饋相結合的復合控制器,可以有效抑制擾動。By using the standard deviation method, the scaling properties described by the local fractal dimension d and crossover length tc of 48 measured landform profiles in different direction of 6 different studied landform sections are calculated
負反饋機製表現的越明顯;對于以構造沉降作用為主的盆地區而言,各個方向的地形剖線的分維值均顯示出小於1 . 5的正反饋機制。It is found that the rates can induce gene switch in the positive feedback system, and can regulate the oscillation range in the positive - negative feedback system
結果表明,在正反饋模型中轉錄率能誘導基因開關轉換;在正負反饋模型中轉錄率能調節蛋白質濃度的振蕩幅度。This kind of positive feedback may extend the debonded area and result in out of control of pressure on the firebox, or even the explosion of the motor
這種正反饋可能使脫粘面進一步擴展,導致出現燃燒室壓力失控甚至發動機爆炸的災難性後果。In this paper we use the color auto - correlogram as the similarity metrics of images in low - level feature space, and change the bandwidth function. then we propose the semantic relevance feedback. the system react differently to the positive and negative user ' s feedback so that the system can go on learning after the annotation process by updating the probabilities of the list of attributes of the relevant images and reaching the real values
本文引入顏色自相關圖特徵作為圖像在底層特徵空間相鄰的度量,並修改了框架中帶寬的計算函數,然後引入反饋機制,對于用戶的正反饋和負反饋分別作不同的處理,以便在使用過程中,系統能夠繼續學習,根據反饋更新圖像的概率鏈表,使之逐漸接近真實情況。The third, the paper analyses and expatiates three mode of speed regulating which are speed negative feedback, voltage negative feedback and voltage negative feedback plus cuttent positive feedback and designs a speed regulating control system adopting the mode of voltage negative feedback plus cuttent positive feedback. at the same time we optimize the speed regulating system using the appraisal software of the performance of wire feeder
再次,從控制論的角度對轉速負反饋、電壓負反饋、電壓負反饋配合電流正反饋等三種轉速調節方式進行了分析論述,採用電樞電壓負反饋配合電流正反饋方式設計了送絲機調速控制系統,並採用送絲機性能評估軟體對調速系統進行了優化。分享友人