特性曲線法 的英文怎麼說
中文拼音 [tèxìngqūxiànfǎ]
特性曲線法
英文
characteristic method- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 曲 : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
- 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...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
- 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
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Fitting method for pump complex characteristic curve based on b - spline
樣條的水泵復雜特性曲線擬合方法Measurements of the electrical properties of transmitting tubes - measuring methods of static characteristic curve for common grid circuit
發射管電性能測試方法共柵電路靜態特性曲線的測試方法The research object of this thesis is a chip - array that is fixed on one of printed circuit boards ( pcb ), which are located in a forced air field ( forced convection ) in an electronic case ; and from the essential equations of airflow we can deduce the mathematical model of the turbulent flow ; then we can establish the finite element algorithm and apply the fe software to work out the equations of turbulent flow, finally we can use the software to display and analyse the field of flow and temperature
本文以處于強迫空氣對流流場中的某pcb板及其板上的電子元件陣列作為研究對象,推導了紊流流場的數學模型,並建立了相應的有限元求解格式,應用有限元法分析軟體對該系統的紊流流場和溫度場進行了模擬分析:解算出pcb板上各電子元件的溫度分佈;並提出了用於求解系統風道特性曲線的cfd方法。The evaluation of contactor performances according as dynamic characteristic curves is put forward the first time. fuzzy logic and neural network are introduced to establish a model for the contactor performances intelligent evaluation system. the model mentioned above can give a performance evaluation result in the meanwhile of the contractor dynamic process testing
首次提出以動態特性曲線參數作為接觸器性能評判的依據,並構造了基於模糊聚類分析和神經網路演算法的接觸器動態特性性能評判模型,在實現對接觸器動態過程測試的同時,給出接觸器動態特性性能評判結果。But, the measured - data is a very great quantity and every data contain all data of 1 - 25 harmonic, measured time can have hours to days. the count by hand is very heavy and over - elaborate, sometimes the statistics results is error. it won " t reach the analysis purpose and don " t obtain the curve of harmonic oscillation characteristic in a row frequency range
可是,測試數據經常是大量的,每一組數據又包含從基波到25次諧波的所有數據,測試時間可能是幾個小時,有的甚至是幾天時間,這樣的工作量由人工完成是非常繁重的,又是非常繁瑣的,有時還統計不出正確的數值,起不到應有的測試分析目的,更無法獲得連續頻域內的諧波諧振特性曲線。Based on the experimental data of rotor steel 1crmov in the loading of low - cycle fatigue at high temperature, the strength behavior and the fatigue life curve of this material at 550 have been achieved. meanwhile, with respect to three kinds of notched bar, their material damage assessment method under multiaxial stress condition is discussed
本文在1crmov材料的高溫低周疲勞實驗數據進行了整理和統計的基礎上,得到了材料的疲勞強度特性曲線和疲勞壽命曲線,同時對三種不同缺口形式的圓柱形試件進行了多軸應力狀態下的材料損傷的研究,並通過數值計算方法進行了疲勞壽命評估。Theory support is provided in this paper when platform parameters are designed. a fir low - pass filter is designed for the experiment following the criterion of maximal - error - minimization. the order and the impulse response sequence of the filter are presented in this paper
本文運用最大誤差最小準則的優化設計方法設計出本試驗臺要用到的低通濾波器,給出了所設計濾波器的階數和濾波器單位響應序列,並畫出了該序列的幅頻響應特性曲線。Based on many references form civil and abroad, the author mainly studies the measurment theory and method for flux, raising height, axial power and rotational velocity. avoiding many complicated and intermediate courses for power wastage analysis, introduces the electric measurement and using efficiency curve of motor in measureing axial power, and satisfies the automatization of the device. the paper also provides a new method, inductive winding, in measuring rotational velocity of electromotor, supplys limitations of other method in measuring rotational velocity of electromotor in water, and meet practical needs in developing diving electric pump for corporation
作者在參閱大量國內外有關文獻,著重探討了水泵流量、揚程、軸功率、轉速的測試原理和測試方法,提出了採用電測法並結合電機效率特性曲線測量水泵軸功率,從而避免了損耗分析法中大量復雜的中間過程,滿足了試驗裝置的自動化測量要求;採用漏磁感應線圈法測量電機轉速,彌補了其它轉速測量方法對水下電機測試的局限性,適應了萊恩公司開發潛水電泵的實際需要。Abstract : in this paper, the setting scheme of the current differential protection based on sampled values using fault component is investigated. the setting schemes of the resistance coefficient and the least trip differential current are discussed in detail. the probable protection setting values for the hv transmission lines are described. it testifies the feasibility for the applications of the protection to the hv transmission lines
文摘:對基於故障分量的采樣值電流差動保護制動特性曲線的整定方法進行了研究,詳細討論了其制動系數和最小動作電流的整定方法,同時對該保護在輸電線路中的應用進行了初步的估算,說明了該保護的優異性能。Emulation analysis of diaphragm spring ' s characteristic curves based on fem
基於有限元法的膜片彈簧特性曲線模擬分析Measurements of the electrical properties of transmitting tubes - measuring methods of static characteristic curve for common cathode circuit
發射管電性能測試方法共陰電路靜態特性曲線的測試方法M. james shyu, “ image processing method for the adjustment of photographic contrast and the relevant apparatus ”, us patent 6, 816, 191, nov. 9, 2004
徐明景, 「可調整感光特性曲線的影像處理方法與裝置」 ,中華人民共和國發明專利證號第258278號, 2006年4月5日Proceeding with the support " s force condition is analysed in the static and revolve state, the stress distributions in the contact areas of support and roller are researched by way of hertz theory, the tow - dimensional elastic movement of the contact area is studied by contact mechanics, and the formula and curve of movement regulation are deduced
從回轉窯靜止與運轉時支承的受力情況分析著手,依據赫茲接觸理論對托輪與滾圈接觸區的壓力分佈進行了分析,並用接觸力學方法研究了接觸區的二維彈性滑動,推導出回轉窯軸向下滑計算公式,從而得出回轉窯軸向下滑特性曲線。By numerical work, the time evolvement curves of the corrected solution, phase orbits and v - i characteristics demonstrated the deterministic chaos
通過數值方法給出解的時間演化曲線、相軌道和伏安特性曲線,它們描述了系統中存在的確定性混沌。The paper , via building performance model of boiler - turbine unit , to online determinate curve of consumption in power plant which provides reliable thereunder for realizing load optimal distribution , in view of optimal distribution arithmetic , the improved equal incremental principle and linear programming are adopted , meanwhile , the database with online data disposal and data management is realized
通過建立各單元機組的性能模型,在線確定機組的耗量特性曲線,為實現負荷最優分配提供了可靠的依據;在負荷分配演算法上採用了等微增率原理和動態規劃方法,並對現有演算法進行了改進;同時開發了具有在線數據處理能力和歷史數據管理能力的數據庫。Based on the statistic data of quality cost of changchun company, it finds out the proportion among every quality cost is quite unreasonable. the proportion of the constitution of quality cost in changchun company in the first half year is prevention cost : appraisal cost : internal failure cost : external failure cost = 0. 5858 : 0. 0654 : 0. 3402 : 0. 0086, which is not in conformity with the proportion theory of the best constitution of quality cost put forward by doctor zhu lan, a well - known quality management expert
論文在分析原有模型的基礎上,構建新質量成本模型,運用結構比法與相關比法對新質量成本模型所收集的信息進行分析比較,運用質量成本管理理論及質量成本特性曲線,得出華龍集團長春分公司質量成本管理存在一定的弊端,預防成本與鑒定成本偏高,外部損失成本過低,質量成本特性曲線不在控制區域,需進行優化。But routine electronic protector ca n ' t realize the protection for counter time limit, which is matching with the graph of heat over - loading protect. it can only realize " single point protection " and ca n ' t protect the failure happened during start - up
但是常規電子式保護器無法實現與電機熱過載保護特性曲線相匹配的反時限特性保護,只能實現「單點式」保護,無法保護啟動過程中出現的故障。Secondly, the signature of ship ' s magnetic field is simulated on the basis of the precious work. the adaptive weight vector method is used to detect the signal of magnetic field
接下來,本文利用艦船磁場的建模理論,模擬了磁場通過特性曲線,利用自適應權向量方法對模擬的艦船磁場微弱信號進行檢測。This paper designs the characteristic curves and system curves for the dredging materials of the water and all kind of mixtures, which base on the theory of hydraulic dredging and the experiment data of prototype dredger, then puts out the equations of computing the work point of dredge pump system and the model that can simulate the work condition of dredging pump such as the flow rate, vacuum and pressures
該模型根據水力疏浚原理和1750挖泥船的技術數據,設計了泥泵和管路的清水特性曲線與泥漿特性曲線,在此基礎上給出了泥泵工作點的計算方法。最後給出了計算泥泵工況的模型和模擬實例; 3 、絞刀電動機拖動系統。By virtue of the design features of the mania dam, this paper studies the dynamic characteristics of the dam materials. by comparison with other similar projects, it presents a curve for dynamic characteristics of clay core materials and rockfill materials, makes analysis on the dam ' s plane dynamic response by finite element method, calculates the dam ' s seismic acceleration, the dynamic shear stress of the rockfill, and the dynamic stress of the cutoff wall in the overburden layer
本文針對滿拉土心墻堆石壩的設計特點,進行了築壩材料動力特性試驗研究,通過與相關工程對比給出了心墻料和堆石料的動力特性曲線,採用有限元方法進行了大壩平面動力反應分析,計算了大壩的地震加速度、堆石體動剪應力及覆蓋層防滲墻的動應力。分享友人