非控制的波動 的英文怎麼說

中文拼音 [fēikòngzhìdedòng]
非控制的波動 英文
uncontrolled variability
  • : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : 4次方是 The fourth power of 2 is direction
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 波動 : 1 (不穩定) undulate; fluctuate; unsettle; surge; rise and fall 2 [物理學] wave (motion); wave...
  1. " bor " the series product, uses now the international leading technology, american, german, the japanese import name brand electron primary device, the raw material production manufacture, at present has several series, 100 many kinds of specifications, the variety complete standardization series product, as well as the large - scale non - sign using plc, touches the screen and the labor controls the completely automatic ultrasonic wave clearer, the ultrasonic wave plastic welding apparatus which the computer control screen demonstrated, industry cold water machine, the commercially pure hydraulic engine and so on the non - sign equipment

    「博爾」系列產品,採用當今國際領先技術,美國德國日本進口名牌電子元器件原材料生產製造,目前有十幾個系列一百多種規格品種全標準化系列產品,以及大型標運用plc觸摸屏及工電腦屏幕顯示全自超聲清洗機超聲塑料焊接機工業冷水機工業純水機等標設備。
  2. 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

    在心臟機械電反饋研究中準確機械刺激是常重要.本研究室構建了一套適用於離體家兔心臟心室壓力鉗系統.該系統通過計算機壓力鉗,不僅能模擬正常生理條件下左心室壓力形,還能在心室活周期特定時相、以適當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、單相作電位記錄、心室壓力鉗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
  3. 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:在心臟機械電反饋研究中準確機械刺激是常重要.本研究室構建了一套適用於離體家兔心臟心室壓力鉗系統.該系統通過計算機壓力鉗,不僅能模擬正常生理條件下左心室壓力形,還能在心室活周期特定時相、以適當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、單相作電位記錄、心室壓力鉗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
  4. 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線性模型,並對比分析了三種方法,模擬中確定了電機最優開通關斷角,在此基礎上實現了電流斬、角度位置、變幅值電流斬以及分段雙閉環pi,模擬結果表明,它實現了電機正常運行,很好抑止了電機轉矩脈,同時有效地降低了噪聲。
  5. The potential applications of amr include both civil and military communication, especially non - cooperative communications and communication confrontation, such as identifying signals, supervising signals, distinguishing interference, electronic confrontation, analyzing military threat, etc. on the basis of our analysis to the existing research on feature abstraction, the related feature abstraction methods are optimized in this paper, resulting several effective methods such as the feature abstraction based on transformation domain, stepped voltage level analysis, normalized carrier - free spectral energy analysis, squared signal and fourth powered signal analysis, etc. both the decision theory based on recognition algorithms and the artificial neural network ( ann ) based on recognition algorithms is analyzed, and the former is selected as it is more appropriate for this research

    調類型識別廣泛應用於民用通信與軍用通信,尤其是對于合作性通信、通信對抗,比如:信號確認、信號監、干擾辨識、電子對抗、軟體無線電、電子救援、通信對抗、軍事威脅分析等。本論文在分析現有研究基礎上,借鑒了已有特徵提取方法,對相關調類型特徵提取方法進行了優化,使用了一些有效方法,如基於變換域特徵提取方法、梯層電平分析方法、剔除載歸一化頻域能量分析方法、信號平方后頻譜分析方法、信號四次方后頻譜分析方法等。通過對基於決策理論和基於人工神經網路兩種識別演算法進行分析,本論文選擇了較適合基於決策理論識別演算法。
  6. Taking the 718 model gimble as an object, the paper focuses on the influences of the nonlinear friction moment and the motor torque wave to the system ' precision at low speed first, then, makes the theoretical analysis and simulation. the experimental verification is carried out in the 718 model for the effectiveness and feasibility of the discussed compensation methods. the low speed properties and the main reasons for the jitter are analysed

    本文以718模型轉臺為研究對象,針對伺服系統低速工作時影響其精度線性摩擦力矩、電機力矩,從理論上進行了一系列分析和模擬研究,討論了低速補償方法,並在718模型轉臺伺服系統中實驗驗證了補償方法可行性和有效性。
  7. Solder bar is made from high purity metal. by means of strict qualitg control the oxide and metallic and non - metallic impnrities and effectively minimized, the available high purity solder bar is with uniform and glazed surface good wetting and spreading ability after molten bright joint and minimum oxide residue after soldering. our product is suitable for wave and handwork soldering with high quality requirement

    本公司生產焊錫條採用高純度金屬原料,在嚴格品管條件下,有效氧化程度以及金屬和金屬雜質含量,焊錫條表面均勻光滑,純度極高,熔化后流性好,潤濕性極佳,焊點光亮,氧化渣物極少發生,適用於高品質要求各種峰焊和手工焊。
  8. In this paper, the starting parameters of the motor is estimated by kalman filtering arithmetic that is a parameter test mehod that can be considered the running state. base on the basic kalman filtering arthmetic, linearization extended kalman filtering arthmetic that is fit to the motor system that is a non - linear controled system is got

    因此本文利用卡爾曼濾遞推演算法對電機起參數進行估計,該方法是一種結合運行方式參數測試方法,從基本卡爾曼濾遞推演算法出發,推得了適應電機這個線性系統線性化推廣卡爾曼濾遞推演算法。
  9. Then a simplified computational modal of damping isolation systems is established for a platform structure, and the relationships between the parameters of isolation layer and structural damping ratio, including their vibration - suppressed effect on the whole structure and the relative displacement of isolation layer are studied, and the simulation analysis under several representative load case of random wave force and earthquake affairs is performed. under random wave force, using complex mode theories, non - classically damp problems considering the interaction between the structure and wave, lying in deepwater, are studied. and the resolution solution of structural response are achieved. the results of calculating and analysing show that adding damping isolation to a jacket is an effective way to reduce vibration for offshore platforms

    針對某一典型平臺結構,建立了海洋平臺結構阻尼隔振體系簡化計算模型,進行了浪荷載工況和地震工況數值模擬,研究了隔振參數與結構阻尼比關系以及它們對結構整體和隔振層層間相對位移效果,運用復模態理論研究了位於較深水位固定式導管架海洋平臺在隨機浪力作用下考慮結構與浪相互作用時運方程中經典阻尼解耦問題,獲得了結構響應解析解。
  10. By solving the nonlinear schrodinger equation with perturbation method and computer simulations, we have demonstrated that super - gaussian sliding - frequency filters are more effective to reduce timing jitter than conventional sliding - frequency filters without sacrificing the signal - to - noise ratio

    通過求解線性薛定諤方程和數值模擬,我們認為超高斯滑頻濾器能很好地孤子時間抖和相互作用。
  11. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結合pcnn同步脈沖發放和側抑特性,提出了基於改進型pcnn圖像凹點檢測演算法,該演算法是一種自適應而有效圖像凹點檢測方法,並且較好地模擬了人類視覺系統;然後,結合信息傳遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns圖像融合演算法,能夠將多個傳感器獲取同一目標圖像信息融合到一幅圖像中,有效模擬了人類視覺系統;另外,結合pcnn同步脈沖發放特性、捕獲特性和傳播競爭特性,開拓地將pcnn用於模式分類中,提出了基於耦合神經元點火捕獲抑特性分類方法和改進約束距離下pcnn分類方法,前者可實現對樣本空間中任意復雜分佈訓練樣本穩健線性分類,而後者能夠消除訓練樣本中刺點對分類影響;最後,結合累積差分圖像思想、 pcnn形成與傳播特性,通過各神經元之間連接取向來選擇與流向,將pcnn用於運視覺分析中軌跡模擬及運方向檢測。
  12. The speed sensorless techniques for dtc system are very fascinating and challenging subjects recently, they are received wide attention in the literature. some brief description is provided. the proposed approaches are based on speed model of dtc, motor reference adaptive control, the instantaneous reactive power of motor and the extended kalman filter

    無速度傳感器調速系統是直接轉矩研究領域內一個常熱門研究方向,本文介紹了無速度傳感技術發展歷史及目前研究狀況,分別利用直接轉矩轉速模型方法,模型參考自適應方法、電機定子反電勢以及擴展卡爾曼濾器等方法設計了無速度傳感器系統,對于其數學模型和系統構成作了比較詳細推導。
  13. A nonlinear speed controller for permanent magnet synchronous motor based on adaptive backstepping control was designed, which uses second - order filter to smooth the speed reference

    摘要設計了一種基於自適應同步永滋同步電線性速度器,採用二階濾環節平滑速度指令。
  14. A nonlinear numerical model for wave transformation is established in time domain based on integral equation transformed from two dimensional laplace equation. then the model is applied to compute the linear wave and nonlinear wave deformation in offshore flow field. a new 0 - 1 combined bem ( boundary element method ) is adopted in this thesis to avoid computational errors accumulated with time steps

    本文以勢函數laplace方程green積分轉換得到邊界積分方程為基本方程,建立了一種新時域內浪變形計算數值模型,籍此對線性浪在結構物周圍浪形態進行了數值模擬,並通過數值造水槽內浪試驗對數值模擬結果進行檢驗。
  15. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    該系統可通過沉積參數精確,以沉積過程,減少金剛石膜生長過程中缺陷,並採用光纖光譜儀檢測分析等離子體可見光光譜以監測微等離體化學氣相沉積過程;利用微對材料選擇加熱特性,通過構造等效方程,並首次將電磁場攝理論引入到mpcvd基片加熱材料設計中,建立了均勻等離子體溫度場綜合模型、復合介質基片材料復合溫度場模型及復合介質材料溫度場攝模型,為mpcvd基片加熱系統設計提供了一條全新技術路線以指導基片加熱材料備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻溫度場區,甚至獲得大於基片臺尺寸均勻溫度區;作為研究重點之一,開展了微等離體化學氣相沉積金剛石成核與生長研究,系統地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量影響,分別用raman光譜、 x射線衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該系統上mpcvd金剛石膜最佳實驗工藝參數。
  16. In the design of four - bar linkages driven by motor, the mass - distribution is used to counteract the fluctuation of system and improve the performance. at the same time, this paper applies an adaptive neuron pid controller for nonlinear time - variable system. it efficiently lessens the fluctuation, accompanying with mass - redistribution

    在電機驅平面四桿機構設計中,首先對機構進行質量平衡,這不但減小了速度,而且也簡化了狀態方程;再針對系統狀態方程線性、時變特性選用單神經元自適應pid方法,有效消除了系統速度
  17. Meb are non - inductively wound with metallized polyester dielectric / eletrode and copper - clad steel leads encapsulated in a plastic case sealed with epoxy resin. they are suitable for filtering, by - pass, coupling decoupling and timing circuits with applications in telecommunications, data processing, industrial instruments and automatic control system equipments

    Meb為感應式,用鍍金屬聚酯電介質/電極繞而成,導線採用鍍錫銅包線,用環氧樹脂密封在一塑料套內,本品適合於耦合、濾、和計時電路中,廣泛御用於遠程通訊、數據處理、工業儀表和自系統設備中。
  18. Mef are non - indluctively wound with metallized polyester film as the dielectric / electrode with copper - clad steel leads and epoxy resin coating they are suitable for blocking, copling decoupling filtering, by - pass and timing circuits, they find application in telecommunication, date processing, industrial instruments. and automatic control system epuipments

    Mef為感應式,用鍍金屬聚酯薄膜作為電介質/電極,導線採用鍍錫銅包線和環氧樹脂包封.本品適合於耦合、濾、整流和計時電路中,在遠程通訊、數據處理、工業儀表和自系統設備中得到了運用。
  19. Repetitive control is used to reduce voltage distortion under abrupt load variation or nonlinear loads and attain good quality of the voltage waveform ; current loop is designed to quicken the dynamic response and strengthen the ability of the inverter control

    重復可以抑逆變電源在負載變化嚴重(空載加到滿載)或者線性負載條件下輸出電壓畸變,保證輸出質量;電流環用以改善輸出態響應特性,提高逆變能力。
  20. Feed back control base on nonlinear pid with self - adjust parameter and feed forward control base on experience model are employed in the practical application. the realization of this control system and its result are introduced in this paper. because the process of the reaction is complicated, it ' s difficult to model for it

    在對中和過程自演算法探索中,採用了線性參數自整定和基於模型前饋,本文介紹了這種系統實現和現場效果,由於中和過程模型極其難以確定,反應過程變化復雜,因此基於模型前饋無法對ph值和流量值進行有效補償。
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