速度平衡器 的英文怎麼說
中文拼音 [sùdùpínghéngqì]
速度平衡器
英文
speed matching equipment- 速 : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 平 : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
- 衡 : Ⅰ名詞1 (秤桿) the graduated arm of a steelyard2 (稱重量的器具) weighing apparatus3 (姓氏) a...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. (快慢的程度) speed; rate; pace; tempo
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The brains inside computers, called microprocessors, are measured in nanometres and their speed in the billionths of a second
計算機的核心,被稱作微處理器,用納米來衡量技術水平,其運算速度達到一秒數十億次。This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions
首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的角度進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、采樣約束以及測試精度等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。Static and dynamic trial experiments indicate that the system, not only can well simulate the prime governor and self _ equilibrium characteristics of a prime mover with its simple hardware line, small size and versatility, but also can highly improve the whole system ' s control precision, reliability and stability when compared with the system design of the analogy circuits
靜態、動態測試實驗表明:該控制系統,不僅硬體線路大為簡化、體積小、通用性強,能夠很好地實現對原型調速器及原動機自平衡特性的模擬,而且與模擬電路的設計方案相比,整個系統的控制精度、可靠性和穩定性等大幅度提高,具有明顯的優勢。Ensure safety inusing the instrument, it is installed with unbalanced unit, gate lid, overspeed and overtemperature protection device. and colding & heating dual control temperature unit can meet the need of component blood ' s separating temperature
設有不平衡、超速、超溫、門蓋等多種保護、確保儀器安全使用,製冷加熱雙路控溫滿足了成分血液分離溫度。An intensity modulated fiber optic micro - accelerometer with a digitally feedback circuit is designed. this sensor employs a graded index lens with a reflective coating on one end and measures the relative displacement between the lens and a pair of optical fibers
在本系統中設計了脈沖數字式再平衡迴路,使得該微型光纖加速度傳感器和一般的光纖傳感器相比,又具有動、靜態性能較好,精度、穩定性較高等優點。In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation
針對移動顆粒床中物料層內的高溫氣體滲流傳熱現象,考慮滲流與傳熱的相互作用,採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數學模型並進行了數值計算.研究了不同情況下床內填充多孔介質中的流速、氣固溫度和床層壓力損失.計算結果表明,高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域,增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降,熱滲透深度擴大,熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域,孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用On the base of widely investigating and researching, author deems that the conventional reactive power compensation devices used by consumer had many defects with among others : lower response time, remaining residual voltage on the compensation capacitors, and so on. because of existing improper trigging time, it is impossible to realizing balance compensation for 3 - phrase unbalance loads
本文在充分調研的基礎上,認為目前採用的傳統的無功功率補償裝置存在響應速度慢、觸發時刻不合適、補償電容器上有殘壓、不能實行三相平衡補償、對電網產生污染、不能消除負荷本身產生的高次諧波等弊病。Steering that pulls the vehicle to one side can mean alignment problems in the future. * squealing brakes under normal operation can mean excessive wear or improper adjustment. * blue smoke coming from the tail pipe can mean costly engine repairs are necessary. * lack of control during cornering at normal speeds or an excessively bouncy ride can mean steering linkage problems and / or worn - out shock absorbers
有問題的標志1 .車老是往一邊偏意味著將來會有調整平衡的問題; 2 .正常行駛時剎車有尖叫聲表明它已經過度磨損或調節的不合適; 3 .尾氣管中冒藍煙說明你要花錢去修發動機了; 4 .用正常速度轉彎時不易控制或車身跳的厲害,則是轉向系統有問題以及避震器有毛病Utilizing control lyapunov function, the position control and trajectory control law are designed for the robot. using matlab and simulink, simulation results are provided to show the efficacy of the kalman filter and controllers. also, multi - sensor data fusion, balancing control, robustness control and velocity tracking experiments are conducted to ensure the validity and efficacy
利用matlab及simulink對上述濾波器、控制器進行模擬,並通過兩輪自平衡機器人系統實驗平臺進行數據融合、平衡控制、魯棒性、速度跟蹤實驗,獲得了期望的平衡與速度跟蹤性能,驗證了數據融合演算法和相應控制器的正確性與有效性。And got a novel cvq algorithm. because the data of cvq has been split by the algorithm already, it is the right occasion of of parallel program with domain partition. so we implement the parallel algorithm of this algorithm
然後我們又研究了分類矢量量化器,得到一個高效的分類量化器,並使用并行演算法加快了其處理速度,並討論了負載平衡的問題。High processor utilization indicates that the system is well balanced and that the processors are the rate - determining factor in the system, which is the desired goal for performance tuning and optimization
處理器的高利用率表明該系統是完全平衡的,以及處理器在系統中是決定速度的因素,這是性能調整和優化的期望目標。The new unit has following technical features : ( 1 ) the unit ' s load is balanced by means of the accumulator and hydraulic cylinder with special structure ; ( 2 ) the installed power of the unit can be reduced greatly by adopting the accumulator ; ( 3 ) variable frequency speed regulation ensures good energy saving effect, and the closed oil circuit requires less hydraulic oil ; ( 4 ) a bi - directional hydraulic lock in the oil circuit ensures the stability and safety of the operation of the pumping unit
新型機具有4個技術特點: ( 1 )由於活塞柱塞式液壓缸的特殊結構和液壓蓄能器的配合使用,在平衡抽油機大部分載荷時,不需另外增加配重,可減小抽油機體積、質量和佔地面積; ( 2 )抽油機下沖程時,與活塞柱塞式液壓缸相連接的蓄能器吸收能量,上沖程時儲存在蓄能器中的能量補充載荷上行所需的能量,大幅度降低抽油機裝機功率; ( 3 )利用變頻容積調速節能效率高,閉式油路節省液壓油,同時大大減小液壓泵站的體積; ( 4 )在閉式油路中採用雙向液壓鎖可使抽油機的啟停更加平穩、迅速,其工作的穩定性和安全性更好。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
在電機驅動的平面四桿機構設計中,首先對機構進行質量平衡,這不但減小了速度波動,而且也簡化了狀態方程;再針對系統的狀態方程非線性、時變特性選用單神經元自適應pid控制器的方法,有效的消除了系統的速度波動。The main content of this paper is about sensors " type - selection in testing system, the sensors " fault - detection and fault - tolerance, and the correlative signal processing algorithms, providing the control system with accurate and reliable uncompensated signal and filtering - delay - compensation signal
本文的主要內容是研究檢測系統中傳感器的選型、故障檢測與容錯及相關的信號處理演算法,為控制系統提供準確可靠的未平衡離心加速度信號和濾波延時補償信號。4. through using the concept of logic balance, a high performance telecommunication switch network test chip is accomplished by using xilinx virtex 300e - 6 and the working clock frequency is up to 125mhz. this chip can give an exact test for the network delay time, throughput, network delay time dither, rate of errors and lost data
4 )結合邏輯平衡的思想,採用xilinxvirtex300e - 6器件,為一家著名的通訊技術有限公司設計了速度達125mhz的交換網測試晶元,能夠對交換網的吞吐率,網路延時,網路延時抖動,數據包錯誤率,包丟失率等進行嚴格的測試,並根據當前網路的流量大小自動調節網路負載。The closed loop control mode including position feedback, velocity feedback and current feedback is adopted for the driver motor so that high precision and steady running can be realized. the closed loop control mode including velocity feedback and current feedback is adopted for the momentum balance motor so that fast and accurate trace can be realized
其中驅動伺服電機採用絕對位置光電編碼器作為位置反饋確保系統的精度要求,實現了位置、速度、電流三環控制,達到了伺服電機的高精度、穩速運行;平衡電機採用電流和速度雙閉環控制,實現平衡電機快速、精確的跟蹤。In the electrostatic force closed - loop plan, using the inertia mass of saw accelerometer as one board of the differential capacity, as it got the electrostatic force producer
在靜電力平衡方案中,直接利用saw加速度計慣性質量作為差動式電容的一個極板,組成靜電力發生器,並利用脈寬調制反饋力方案解決了靜電力發生器非線性的難題。Force - balance acceleration transducer
力平衡式加速度傳感器A new pattern position sensitive detector is introduced, so the accelerometer has many advantages including high sensitivity, high resolution and quick response speed. a binary width - modulated pulse rebalance loop is applied in the accelerometer
該加速度計引入了新型位置敏感探測器psd ,使其具有高的靈敏度、解析度和響應速度;同時採取了二元調寬脈沖加矩方式的再平衡迴路。In order to obtain an optimal estimate of the tilt angle and angle velocity, an indirect kalman filter configuration combining a rate gyroscope sensor and an accelerometer is implemented. because of the extreme nonlinearity of the two - wheeled self - balancing robot, application feasibility of nonlinear system control strategy based on linear approximation method, exact linearization and intelligent control have been investigated. according to robustness, balancing performance and environment adaptability, robust tracking control, linear quadratic regulator and fuzzy model reference learning control are implemented to the velocity controller
針對具有強非線性的前進子系統,論證了基於近似線性化、精確線性化及智能控制的非線性系統控制策略的應用可行性,據此按照不同性能要求設計了三種前進速度控制器:漸近跟蹤魯棒調節器簡單精確,具有良好的干擾抑制能力;二次型最優跟蹤控制器,在耗能最小的條件下,大大提高系統的平衡能力;而基於動態聚焦學習的模糊模型參考學習控制則兼具平衡性能好、環境適應性強、精度高及魯棒性好的優點。分享友人