模擬反饋 的英文怎麼說

中文拼音 [fǎnkuì]
模擬反饋 英文
analog feedback
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
  • : Ⅰ名詞1 (方向相背) reverse side 2 (造反) rebellion 3 (指反革命、反動派) counterrevolutionari...
  • : 動詞(饋贈) make a present of
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. Based on vc and opengl software platform, as a part of integrate planar mechanism analysis and simulation cai, the mechanism theory has been adopted to analysis the movement trace and profile of linkage ; adopt oriented object method to capsulate the class module. each corresponding class module complete parameter storage and process ; adopt message - map, message - trigger to organize the programming and response the user " s input ; use the document - view structure of the visual vc + + mfc class foundation as the basis of the programming architecture to complete those functions. use oriented object method to product the following class module : control class, render class, document class, mechanism class and other classes ; adopt opengl library to draw the three dimensional graph based on the result of mechanism analysis ; use model transforming, lighting, material, color, frame - buffer, display - list, graphics - component combine etc to draw the three - dimension mechanism and make the simulation of linkage has high reality

    本文敘述了平面連桿機構運動分析和可視化的理論演算法及其編程實現方法,基於微機vc平臺,採用opengl圖形庫編程,利用面向對象的方法對機構進行功能封裝,利用vc + +的文檔視結構作為最基本的窗架,生成並控制三維繪制類、文檔類、主窗口類和一些輔助類,利用windows平臺的消息映射、事件驅動來組織程序運行和響應用戶,利用機構分析得出坐標數據驅動opengl庫繪制三維機構圖形。
  2. With adding feedback and emendation in system control software, we improve accuracy of system and reduce the error of the inherent simulation equipment

    通過在磁環境系統控制軟體中加入和校正環節,提高了磁環境系統的精度。
  3. 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、、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等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塊、遠程控制塊、 ad擴展塊、 da擴展塊、速度和加速度狀態的控制演算法的程序設計。
  4. 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現象並探討其機制
  5. 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現象並探討其機制
  6. The circuit receives feedback signal of encoder, disposes it by pid and in the form of digit sends control signal which is transformed by d / a into analogue signal to servo amplifier, so further to control motors

    電路板接收碼盤信號,通過內嵌的pid演算法,以數字形式給出控制量,經過d a轉化為控制信號給伺服放大器,進而控制電機運行。
  7. The feedbacks of position, velocity, acceleration and dynamic pressure were applied to adjust the model, so the control system of single jar electrodraulic servo mechanism was built. to reduce the system error and interference error, the compound control was designed. the results of simulations showed that the magnitude attenuation and phase lag of the system come to the project demand

    引入包括位置、速度、加速度和動壓在內的控制技術對電液伺服驅動機構型進行綜合校正,從而建立單缸電液伺服控制系統,並在分析系統誤差和擾動誤差后,加入復合控制減小系統誤差和抑制干擾,結果表明復合控制系統的控製品質有了明顯改善,能夠滿足工程需求。
  8. During the research of theory, developed models of power tetrode ( y841 ), and then examined the control characteristics using circuit analysis software, matlab - simulink. the analysis software tools was used to simulate the control system of high voltage power supply and yielded coincident results. by theory analysis, proved that control system design project of high voltage power supply was feasible, and provided direction for the system ' s experiment

    運用matlab - simulink工具,對負高壓電源的控制進行了,從的結果來看,該控制系統能夠滿足負高壓電源的- 80kv ,約100ms脈寬, 0 . 3精度的技術要求,而實驗結果也驗證了我們的設計是完全可行的。
  9. Following this hypothesis, this study first investigated the topologies of the vowel system across the motor, kinematic, and acoustic spaces by means of a model simulation, and then examined the linkage between vowel production and perception in terms of a transformed auditory feedback experiment

    為了獲得切實的證據,我們首先藉助于來探索母音體系的拓撲結構在運動指令空間,運動學調音空間,聲學空間的表象,接著通過變形聽覺實驗來檢驗母音生成和感知之間的關聯。
  10. Based on output voltage and capacitor - current feedback current spwm control, the inverter is modeled and the prototype is made

    並對採用輸出電壓和電容電流瞬時值的電流spwm控制技術逆變器建立了型,製作了原理樣機。
  11. Because of the unique issues in the networks, including mobility - induced disconnection, network partition, high out - of - order delivery ratios and channel errors, the congestion control and the error recovery in the network is challenging. in this environment, the interaction between tcp and mac layer protocols, the affection of route protocols on the performance of tcp and the particular congestion control and error recovery mechanism are first discussed. then a particular transport layer protocol scheme based on the non - feedback mechanism is presented, with emphasis on the analysis and simulation of the key parameter

    文中主要討論了兩種不同網路結構中的無線tcp協議改進方案,其一在最後一跳為無線鏈路的網路環境中,針對基本tcp擁塞控制機制存在的缺陷,文中在現有解決方案的基礎上提出一綜合性的方案,其中包括無線鏈路的高誤碼率和連接斷開問題的解決,並重點對方案中出現的交叉層問題進行分析和;其二,考慮的是分散式網路( adhoc ) ,在文中較為詳細的分析了tcp和mac層機制間的相互作用、路由協議中造成tcp性能降低的因素、 adhoc網路中應採取的特殊擁塞控制和差錯恢復機制,在此基礎上提出了一種採用非機制的解決方案,重點對方案中的關鍵參數進行分析和,分析和結果表明此機制可在很大程度上提高adhoc網路中tcp的性能。
  12. This simulation training system has many excellent features, such as programming easily, comprehending facilely, maintaining conveniently, system functions extending simply. in the course of the design and implementation, the generalization of equipments, the verisimilitude of simulation, the flexibility of configuration, the intelligentization of training environment and the multimedia of feedback information are emphasized

    訓練系統具有易於代碼開發、易於理解、易於維護管理、易於系統功能擴展的特點。在系統的設計、實現過程中,特別突出了設備的通用性和典型性、的逼真性、配置的靈活性、環境的智能化和信息的多媒體化。
  13. On the basis of this, we selected rms as feedback variable and constructed the controller g : add this controller to the right of ion radial self - edlctric force equation like equation ( 1 ). we simulated the motion of ion beam by using muti - paticle code ( partice - in - cell ( pic ) code ). the results demonstrated that the beam halo of five different initial distribution is eliminated well under the same controller. the halo intensity of k - v distribution, water - bag distribution and parabolic distribution and be reduced to zero. in the case of 3 - sigma distribution and full gauss distribution, the result is agree with minimum limitation ( 10 " ) of halo intensity of factual high intensity accelerator

    在此基礎上,選擇a為控制變量,構造延遲控制器g : g ( s glrrms ( s )一rms ( s ) ( 2 )同( l )式一致,將此控制器函數加在粒子徑向所受束自生場力方程的右邊。利用多粒子數值程序( pic )進行了控制試驗。結果表明,用同一個控制器和同一個控制參數即可實現五種不同初始分佈情況下的束運一混飩的有效控制。
  14. Only some fundamental parameters are posted to servers, which can complete the modeling, numerical analysis, management, and animation simulation. the results are given to the client. the distributed simulation system can automatically build myltibody systems dynamics equations using euler - lagrange equations in global coordinates

    用戶可以在客戶端提交運動學所需要的基本參數,在服務器端完成系統數學型的自動建立、數值分析及數據管理,相應的數據和圖形結果回客戶端。
  15. The paper discusses how to reconstruct the 3d model of alimentary canal from many medical tomographic images using the computer 3d visualization technology, explains the work principle of its operation signal gathering devices and feedback force controlling devices, and describes the mass - spring / damper simulation model used in the software emulation

    主要討論了通過計算機三維可視技術,對醫學斷層影像重建得到三維訓練型;並講解系統外設實現操作量採集和力的工作原理,以及系統軟體採用的質點彈簧阻尼物理型。
  16. The detail is clarified as follows : l ) based on the chaotic technology and contemporary encryption approach the paper put forward a new chaotic sequence, which introduced the m - sequence and the method of shrink key - the stream generator. the complexity of the sequence was promoted as the random alteration of the parameters of chaotic mapping, and at the same time, the shrinking key was used to enhance the security further more ; 2 ) the performance of one - way hash function was improved and new hash function construction methods are proposed through a novel hash method based on chaotic mapping and the aes - the rijndael algorithm. the algorithm of hashing messages of arbitrary length into 256 bits hash values was designed

    按照這種方法,輸出序列的周期性得以大大提高,理論分析和計算機結果表明,該方法可以產生具有良好統計特性的密鑰流,而且易於軟硬體實現: 2 )實現了一種基於混沌映射和分組密碼rijndael演算法的單向hash函數的構造方法,即使用logistic混沌映射產生混沌二值序列,序列的分組與明文序列分組進行按位異或后,進入rijndael加密塊,所得的結果再加入到端,參與下一分組輸入的異或運算,迭代結束時的rijndael加密結果即為所求的hash函數值。
  17. The analysis of the performance and its comparison to space time transmit diversity ( sttd ) are presented in this chapter. the link level simulations are performed. finally we discuss the effects of feedback delay and feedback error on the performance

    第五章首先介紹了閉環發送分集的原理;接著對其性能進行了仔細的分析,完成了鏈路級,並與開環發送分集進行了對比;最後討論了延遲、錯誤對性能的影響。
  18. Most of active headsets, which use fixed analog feedback controllers, are not able to maximize the noise reduction

    摘要目前有源耳罩大都採用固定的模擬反饋控制器,不能夠最大限度地消除低頻噪聲。
  19. Digital feedback twice sampling a / d converter is based on common accurate dual integral a / d converter. during the second sampling, through the control logic, programmable counters and switch control, realize digital feedback and substitute primary analogue feedback realized by high accuracy d / a converter

    在第二次采樣中,通過控制邏輯、可編程計數器和開關控制來實現數字,以取代原有的兩次采樣a / d轉換器中通過高準確度d / a轉換器所實現的模擬反饋
  20. By using ansys software and its secondary development technique, the parameter sensitivity analysis, simulation computation and feedback research of puding roller - compacted concrete ( rcc ) arch dam temperature field are realized

    摘要利用ansys軟體及其二次開發技術,對普定碾壓混凝土拱壩溫度場進行了參數敏感性和模擬反饋分析研究。
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