phase computation 中文意思是什麼

phase computation 解釋
相計算
  • phase : n 1 形勢,局面,狀態;階級。2 方面,側面。3 【天文學】(月等的)變相,盈虧;【物、天】相,周相,...
  • computation : n. 1. 計算,估算。2. 計演算法。3. 計算結果,得數。
  1. Computation of electrodynamic in the three - phase conducting wires of overhead transmission line under equilateral triangle arrangement

    架空輸電線路三相導線正三角形排列時的電動力計算
  2. ( 2 ) model of two - phase flow on the precess of launch of gun for balance is established. results is gained through numerical simulation and computation

    ( 2 )建立平衡炮發射過程的兩相流彈道模型,進行數值模擬計算並得出結果。
  3. Focusing on the tactical index of ew system - bearing accuracy, this article makes deep - through analysis, comparison and study of the theory basis for traditional direction finding method. a 16 - channel monopulse amplitude - comparison direction finding method and new phase - delay estimating method has been proposed to use, through computer ' s analog computation and relative measures in actual engineering practices, the bearing accuracy of traditional method has been increased and the service requirement of the ew weapon system and adaptability of equipment satisfied

    本文圍繞著電子戰武器系統的戰術技術指標?測向精度,對傳統的測向方法的理論基礎進行了深入的分析、比較和研究,提出了採用16通道單脈沖比幅測向體制和新的相位延時估算方法,通過計算機的模擬摸擬計算,以及在實際的工程實現中採取的相關措施,解決了採用傳統的測向方法提高測向精度,滿足電子戰武器系統的戰術技術指標要求和裝備的適裝性。
  4. This thesis has studied some key hpm power combining technologies such as phase - locked source, high power phase shifter and high power combiner. according to the facts of hprl, it presents a combining project of relativistic magnetron with three output ports which acts as an phase - coherent hpm source. through theoretical computation and hfss simulation, we have designed the hpm dielectric phase shifter and waveguide - based combiner

    對高功率微波功率合成的關鍵技術如鎖相源、高功率移相器、功率合成器進行了討論分析,結合實驗室實際情況,提出了以三埠輸出相對論磁控管作為相干高功率微波源進行高功率合成技術研究的方案。
  5. The exact expression is n = 4 ", in which n is the stage of koch curve. since we only consider one generator in computation process, so we simplify it as n = 4 ). the critical point of this kind of koch curve is zero, also called zero temperature phase transition, and this is the character of all the limited branching systems

    無分支科赫曲線是一種典型的分形,前人的研究都局限於n = 4 ( n是用線元,面元,或體元覆蓋分形系統所需要的覆蓋次數,確切的應該寫成n = 4 ~ n ,其中n為科赫曲線的級,但我們在重整化群計算時只考慮一個生成元,所以簡化為n = 4 )情況,這種科赫曲線的相變點為零,是一種零溫相變,這也是有限分岔系統的相變特徵。
  6. The single - chip microcomputer control technology has been applied in the system to carry out monitoring and protective functions for the asynchronous motors controlled. combined with suitable peripheral interface, disposition and flexible software, the mcs can measure the current and voltage signals of the motors. based on the measurements, the computation, judgment and decision are made to implement the phase sensitive short circuit, overload, supply over - voltage, supply under - voltage, over - thermal, leakage lock - out and loss of phase protective function

    系統採用單片機控制技術,完成所控制電動機的控制功能,並對所控制電動機的電壓、電流等信號進行檢測、計算、判斷和處理,實現短路、斷相、過載、欠壓、過壓、過熱、漏電閉鎖等保護功能,並提供本質安全型輸入、輸出介面,能與煤礦井下監測監控系統聯網運行。
  7. On the aspect of the research of the rcs computation methods, this dissertation did many work as : it discussed the application of the stationary phase method for the integral of the physical optics and gave the expressions of the stationary phase method based bezier surface for the perfect conduct and coated target ; focused on the application of the stationary phase method, it discussed some important techniques such as the searching of the stationary phase method and the handling of the singularity ; it also discuss the application of the gauss method for verifying the correction of the stationary phase method, and gave their compares of the efficiency and the precision

    在rcs演算法研究方面,本文做了以下研究:討論了在bezier曲面上物理光學積分的駐相法求解,給出了bezier曲面上理想導體和塗敷目標駐相公式;圍繞駐相法的應用,討論了駐相法應用中的一些關鍵的技術問題,包括駐相點的搜索、駐相法的奇異性;為了檢驗駐相法的精度,還討論了gauss積分的應用,給出了兩種方法計算效率和精度的比較。
  8. Applying relative arithmetic to all kinds of faults and calculating off - line, we can master time - distance relation chart for all kinds of faults. computation indicates : when transmission lines occur faults, the data window of protection algorithm consisting of prefault and postfault data at the same time has important significance. the following methods are useful to achieve the inverse time characteristic : calculating impedance by using flourier in a full cycle, calculating work voltage by using fault component, calculating the torque created by a phase comparator or a magnitude comparator

    實際的計算表明:輸電線路發生故障后,用故障前後的數據同時充滿保護演算法的數據窗,對于快速切除近區故障具有很重要的意義;同時利用故障前後的數據,下述方法可以比較好地實現距離保護的反時限特性:直接用全周傅里葉演算法進行阻抗計算;採用工頻變化量阻抗繼電器進行工作電壓的計算;採用轉矩的思想進行轉矩的計算。
  9. Abstract : according to the characteristics of solid - liquid two - phase flow, the equation of motion and the equation of continuity for hammer computation are deduced in this paper. the equations are applied to analyze the effect of different prevention deveces used to relieve water hammer pressure in pipeline transport with displacement pumps. it is concluded that the air vessel and pressure relief valve are better than other devices

    文摘:本文針對固液兩相流的特點,建立了水擊計算的運動方程及連續方程,並採用新方程對礦山常採用的容積泵輸送中使用的儲氣罐、泄壓閥、緩閉逆止閥等減緩水擊壓力的防護措施進行了計算分析,得出儲氣罐、泄壓閥減壓效果最好的結論。
  10. A transient, three - dimensional, non - isothermal and two - phase mathematical model based on computation fluid dynamics was developed to describe the dynamic process of pemfc

    摘要為描述質子交換膜燃料電池的動態過程,發展了一個基於計算流體動力學的非穩態、非等溫的三維兩相流數學模型。
  11. Experimental results show it can find the rough toa range in order to lessen the computation burden, while getting rid of glints and disturbing components attached to the phase difference signals, the paper suggests a data compression procedure combined with dynamic smoothing

    為了減小擬合計算量並盡量濾除疊加在相位差序列上的干擾起伏,採用了數據壓縮結合滑動平均的預處理方法,並對該方法的正確性和有效性進行了方差分析驗證。
  12. In practice, this dissertation focuses on the study of the aforementioned two problems, we have investigated and analyzed the controlling mechanism of the adiabatic conditional geometric quantum phase - shift gates for two - qubit, and realized the geometric quantum computation by making use of the nonadiabatic geometric phase of quantum states of the superconducting josephson junctions quantum interference device system. we have also discussed the accessible information of quantum signal resource ensemble, and studied the teleportation of an arbitrary d - dimensional tv - particle unknown state via a partially - entangled quantum channel ; this dissertation comes in four parts

    實際上,我們在本文中就上述兩方面的問題作了一些探討:研究和分析了兩量子位絕熱條件幾何量子相移門的控制機制,利用超導約瑟夫森結量子器件系統的量子態的非絕熱幾何相位實現了幾何量子計算、討論了信源系綜的可接收信息問題以及任意d維n粒子未知量子態通過部分糾纏量子通道的隱態傳輸問題等。
  13. The second part, which includes chapter 3 and 4, is designed to discuss the problem about geometric quantum computation : the study of the effective controlling and manipulating on the two - qubit conditional geometric quantum phase - shift gate and the realization of the two - qubit nonadiabatic conditional geometric quantum phase gate

    第二部分包括第三章和第四章,這部分主要討論幾何量子計算問題:兩量子位條件幾何量子相移門的有效控制和操縱及兩量子位非絕熱條件幾何量子相位門的實現。
  14. This paper explicitly describes the optical measurement of the electric parameters in the high - voltage electric power system, and an optic fiber large current sensor based on farady magnetooptic effect and an optic fiber high voltage sensor based on the linear transformation characteristic of led are developed from research on both theory and experiments. by combining the two sensors to form a synchronous system, the task of harmonic analysis, phase demodulation, power and wattless power computation is accomplished, which helps to monitor and control the electric power system

    本文詳細論述了電力系統高壓電網電參量的光學測量的一種實現方法,從理論和實驗兩方面研究了基於farady磁光效應的光纖電流傳感器及基於led線性電光轉換特性的光纖電壓傳感器,並聯合兩種傳感器形成了電壓、電流的同步測量系統,實現了諧波分析、鑒相及有功、無功功率的計算,可對電能質量進行監控。
  15. Through the computation of the water hammer pressure in steel and pvc pipes with the characteristic line method, the influence of velocity of water, material and wall thickness of the pipes to the magnitude, crecent process and phase length of the water hammer pressure is analyzed

    應用特徵線法,對鋼管及pvc管道中水擊進行計算,分析了管道中水流流速及管道材料、管壁厚度對管道中水擊壓強大小、水擊壓強的增長過程及其相長的影響。
  16. This method is especially simple and easy to implement. furthermore, it fully capable of tracking digital control signals carried by 4 ~ 20ma analog signals ; during software development phase, we have completed signal collecting, lcd displaying, d / a converting of hart signal and ieee - 754 32 bit float point conversion. we used a simplified method in ieee - 754 32 bit compatible float point conversion based on the 24 bit integer and 16 bit decimal computation

    在hart信號的解調外圍電路中採用遲滯比較電路實現波形的轉化,這種方法簡單、易實現,完全能夠跟蹤加載在4 20ma模擬信號上的數字控制信號;在軟體設計中,完成了hart信號的採集編程、 lcd顯示編程、 d a轉化控制編程和ieee - 75432位浮點數的轉化編程, ieee - 75432位浮點數轉化編程採用的是在最多滿足24位整數位和16位小數位的基礎上的一種簡化演算法。
  17. This algorithm can identify and choose in - core or out - of core algorithm based on different scale of computation and cluster during each computing phase. and parallelization during each phase is implemented. this algorithm can solve the residual equations parallelly and the current data distribution of residual equations does not change

    ( 4 )給出了一種可以在計算的每一個階段根據不同的計算規模和機群規模,自動識別選用內存或外存演算法的邊界元子域并行演算法;實現了各主要計算步驟的并行化;對于剩餘方程組的并行求解,演算法可以在不改變當前數據分佈狀態下,實行并行求解。
  18. On the aspect of the design of the rcs integrative software, the following had been completed : based the technology of the opengl, it completed a interface program with the display, modification and transform of the models ; it gave the concept of the shelter of the complex target and completed module that can handle the shelter of the target modeled with nurbs surface ; it completed the computation module include stationary phase method and gauss method based the research of the rcs computation method

    在軟體設計方面做了以下研究:在opengl的基礎上完成了對nurbs模型能夠進行顯示、修改、變換的界面程序;給出了復雜目標的遮擋處理概念,並完成了能處理nurbs模型遮擋的模塊;在演算法的基礎上完成了包括駐相法和gauss積分法的計算模塊。
  19. Computation method based on fast fourier transformation ( fft ) is studied deeply, whose measurement accuracy is 0. 2s. the computing indexes involve voltage, current, power, frequency, phase, electric power, the harmonic ratio and the total harmonic distortion ( thd ) of phase voltage and phase current

    深入研究了測量精度為0 . 2s級的基於快速傅立葉變換( fft )的電壓、電流、功率、頻率、相位、電能等電力參數和各相電壓電流各次諧波含量、諧波含有率、諧波總畸變率的計算方法。
  20. The character of pseudothermal temperature equation is expounded ; numerical computation of two phase flow of power law fluid in different kind of pump impeller blade and under the influence of its material parameters ( viscosity and flow exponent ) has been performed

    摘要詳細闡述了顆粒擬溫度方程,計算了不同型線的葉輪及改變冪律流體物性參數對湍流流動的影響。
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