非線性閥 的英文怎麼說
中文拼音 [fēixiànxìngfá]
非線性閥
英文
nlv non linear valve- 非 : 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 ...
- 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...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 閥 : 名詞1 (指在某方面有支配勢力的人物或家族) established house or power group; a powerful person or...
- 非線性 : [數學] [物理學] [電學] nonlinearity; nonlinear
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In chapter 4, the principle drawing of the system is presented after adding a constant - pressure - drop valve. the operating principal of the valve is briefly introduced. the static mathematical model is built up and study is carried out by means of simulation under the circumstance of matlab, then the static working point is obtained
對定差減壓閥作了簡要的介紹,根據系統工作原理圖建立靜態數學模型進行模擬研究,由模擬結果分析系統靜態工作特性,得到靜態工作點;然後,建立系統動態模型,對其動態特性進行非線性模擬研究,並就環境因素變化對系統工作特性的影響作了詳細分析。The structure and operating principle of an air - charged split - type adjustable shock absorber was described, e non - linear parameterized mathematical model of this shock absorber ' s damping characteristics was established according to fluid mechanics theory and the main structural affection factors to shock absorber ' s damping performance, such as the diameter of piston valve orifice, the diameter of adjustable orifice, the initial volume of gas chamber, the diameter of piston rod, the inner diameter of oil pipe and so on, were analyzed by simulations
摘要通過分析一種分體式充氣可調阻尼減振器的結構和工作原理,運用流體力學理論,建立了該減振器阻尼特性的非線性參數化模型,模擬分析了活塞阻尼閥孔徑、阻尼調節孔徑、氣室初始體積、活塞桿直徑、油管內徑等主要結構參數對減振器阻尼性能的影響,通過試驗測試,得到了減振器樣件的阻尼特性及其可調范圍。Suction gas pressure goes up as the compressor run at the lower speed in the lower burthen, and this is beneficial to lower systems energy - consume. when the system is controlled by wvf, the discharge change of the evaporator is not linear ; the electronic expansion valve is adopted to regulate the system superheat degree, and the controlled object is parameter time varying, accordingly, the time varying controller should be adopted
在負荷較小時,壓縮機採用低速運轉,吸氣壓力升高,這對系統降低能耗是有利的;變頻控制時,蒸發器製冷劑流量的變化並非線性;系統中採用電子膨脹閥進行過熱度控制,被控對象具有參數時變的特性,相應地宜採用變結構的控制器。In the paper, series of definitions about chaotic dynamics system are summed up, several methods for judging whether a system is a chaotic one is discussed, property analyses of chaotic systems is studied and rudimentary characteristic of chaotic motion is generalized. two kinds of nonlinear systems are analyzed in this paper. melnikov function is used to study the vibration systems
根據混沌運動的特徵,本論文主要對兩類具有廣泛代表意義的典型非線性系統問題進行了討論,利用數值分析的方法對系統進行了分析,得出系統出現混沌的閥值;然後綜合運用相圖分析、直接觀察時間序列和李雅譜諾夫指數法對系統是否產生混沌運動進行了描述和刻畫。Based on advanced technology, this thesis bring forward the optimal scheme and set down general system - drawings and flow charts. using step7 - micro software, we achieve the auto - control aim in drinking water treatment. in practice, the complexity and non - linaerity exit in the system of water treatment, so we apply fuzzy control in water treatment and design a kind of controller which structure can be altered according to the using - rate of ozone and the variety of water quality
實際飲用水處理系統由於存在復雜性、非線性、時變性,本文根據臭氧生物活性炭水處理工藝存在復雜性、非線性、時變性等特點,將模糊控制應用在水處理這一不確定的非線性時變系統,針對不同水溫下臭氧利用率及水質的變化,設計一種基於系統過程狀態的變結構的模糊控制器,以單片機作為主要控制硬體,按查表方式設計軟體,對進水閥門開度進行在線控制,調節臭氧氣體與進水的比例(臭氧流量及濃度不變) ,達到氣水比最優化。The nonlinear problem is ubiquitous and is difficult to solve in electro - hydraulic servo system. it is caused by the throttling property, because of the existing of the servo valve, proportion valve and throttling valve, by the dead band, the back lash and so on
非線性是電液伺服系統中普遍存在且至今沒有很好解決的問題,這些非線性主要由電液轉換和控制元件(伺服閥、比例閥或節流閥)的節流特性和液壓動力機構的滯環及死區等因素引起。This paper has built more precision mathematical model for the valve controlled asymmetrical cylinder system based on the simulink simulation flat, then according to actual need and combining self - adaptive control theory, we choose a mathematic model which has good performance to be the reference model of our adaptive control and adopt velocity system of asymmetric cylinder controlled by symmetric valve as controlled device to design the adaptive controller
本文建立了基於simulink模擬平臺上的閥控非對稱缸系統較精確的非線性模型,然後根據對系統提出的性能指標要求,結合自適應理論選取性能良好的數學模型作為自適應控制的參考模型。以閥控非對稱缸速度系統作為被控對象,設計自適應控制系統。This thesis reports an analytic study on the giant - magnetoresistance of multi - layer sandwich structure and spin - valve structure by using green function quantum statistics approach and nonlinear kubo formula that was derived by sub - dynamics theory
本論文報導使用量子統計格林函數方法以及由子動力學理論推出的非線性響應理論對多層膜三明治結構和自旋閥結構的巨磁電阻效應的解析研究。In this dissertation, the author builds up mathematical model of electro - hydraulic load simulator system. and it also builds up model of p - q servo - valve and complete system based on bond graph theory, which consider the nonlinear of orifices and real - time changing characteristic of liquid capacity in the cylinder chambers
論文建立了電液負載模擬器的數學模型,同時,基於鍵圖理論考慮閥口流量非線性和液壓缸液容的時變特性,建立p - q伺服閥和全系統的鍵合圖。In the second, in allusion to non - stationary the characteristic of the signal, the author introduces to the method that using empirical mode decomposition to analysis the vibration signal so that the signal are made up of some intrinsic mode function, after this process, we can use stochastic subspace identification to identification the mode parameter of the structure and find the same work frequency
其次,針對氣閥振動信號的非平穩特點,本文採用了經驗模式分解法( empiricalmodedecomposition )對振動信號進行分析處理,使之成為若干個基本模式函數imf ( intrinsicmodefunction )和一個殘余量的線性組合。接著採用隨機子空間參數識別法對各個基本模式函數其進行結構參數識別,同時找出各種狀態的共同工作頻帶。The research indicated that, if the secondary combustion chamber was looked on as a controlled object, with the adjusting valve as a input, the pressure and the temperature of a selected point on the inside wall of the combustion chamber as outputs, then such controlled system would be a strongly non - linear, time varying system with number of random disturbances, which resulted in huge difficulty to build an analyzed mathematics model for the spray burning of the liquid fuel, so that classic control methods were all invalid
研究表明,若將rbcc發動機的二次燃燒室視為一個控制對象,同時以燃燒室內壁面取定點處的壓強、溫度和調節閥的開度為輸入輸出變量,則該系統將是輸入?輸出特性非線性很強、隨機干擾嚴重的復雜時變系統。這導致建立燃油噴霧燃燒具體模型的很大困難,從而宣告了經典控制方案的失效。2, design a structure makes the liner output higher to 160mv with a liner input about 150 in bridge of spin - valve gmr. in comparison of some typical mr angular sensors it ' s output make a great progress
2 ,設計了一種結構使自旋閥gmr晶元組成的橋路輸出電壓信號線性區達到約150 ,輸出幅度達到了160mv ;相比一些典型的磁阻非接觸式角度傳感器,量程獲得了可觀的擴展。Experimental and theoretical research on valve head compensation for nonlinear characteristic of evaporator
閥頭線型對蒸發器非線性補償的理論與試驗研究The proportional flow valve control system with speed - electric feedback applied in hydraulic elevators can eliminate disturbances of nonlinear source such as oil temperature and load change. in this system, the proportional valve plays a key role
採用轎廂速度一電大閉環反饋控制方法的電液比例閥控系統,可以排除油溫及負載變化等因素引起的非線性干擾,極大地提高了液壓電梯的工作性能。Non active surgical implants. particular requirements for cardiac and vascular implants. part 2 : vascular prostheses including cardiac valve conduits
非活性外科植入物.血管和心臟植入物的特殊要求.包括心臟閥門管線的血管修補物The new - style counter - balance valve is presented to resolve the above defaults, especially the application of the circuit in two cylinders, hi the thesis, a non - linear mathematical model that is practical and can response the dynamic character is built on the basis of analyzing working principle employing performance and structure trait of the new - type counter - balance valve, and the model is validated by experiments. the new valve structure is designed and manufactured then, many experiments about the value are made, such as type experiment, real vehicle experiment etc. the simulating value and experimental value are all compared
本文在對新型液壓平衡閥的工作原理、使用性能和結構特徵的分析研究的基礎上,建立了一個比較符合實際的,能反映該平衡閥動態特徵的非線性數學模型,得到了試驗驗證,對新型液壓平衡閥進行結構設計與試制,並進行了出廠試驗、型式試驗和實車試驗,對新型平衡閥、原平衡閥二者的性能和模擬值與試驗值分別進行了比較和分析。Under the thoroughly study of the nonlinear working properties of the flux regulator valve, models of each parts of ventilating control system has been set up
在深入分析流量調節閥非線性工作特性的基礎上,建立了充氣控制系統各個環節的數學模型。That is, through analysis of the principle on flow control and " hydraulic transistor ", design and calculation of flow control characteristic as well as main parts in valve inner chamber, a piloted reducing valve will be installed between main valve and pilot valve. after a pressure - difference compensating reducing valve was added in the non - pressure compensating piloted reducing valve of the flow control valve in vlalvistor valve, the calculation on control characteristic emulation and load characteristic emulation has been carried out. the result of the calculation shows that after pressure compensating reducing valve was added, the linearity of the control characteristics has been greatly improved thus eliminating influence upon outlet flow by load pressure - change of the hydraulic system and improving performance characteristics of the hydraulic component
文章還在對瑞典valvistor閥的插裝比例閥研究的基礎上,提出了一種新的流量控制原理,即:通過對流量控制和「液壓晶體管」原理的分析、流量控制特性及閥內腔主要結構件的設計計算,在主閥和導閥之間增設先導減壓閥,並進一步對valvistor閥的流量控制閥之無壓力補償先導減壓閥、加入壓差補償減壓閥后的控制特性進行了模擬計算和負載特性模擬計算,結果表明:增設壓力補償先導增壓閥后,其控制特性曲線變得非常線性,從而消除了液壓系統負載壓力變化對主閥輸出流量的影響。The mathematical model is also built and system nonlinear effects are analyzed, especially nonlinear effects of electro - hydraulic servovalve, pump station, and pipes
分析研究了系統非線性的影響,特別是電液伺服閥的非線性、油源、管道等因素的影響,建立了系統的數學模型。分享友人