phase to phase coupling 中文意思是什麼
phase to phase coupling
解釋
相間耦合-
Secondly, this paper illustrated the nonlinear phase dynamic theory of the aia array and the application of it to power - combining and beam - scaning technique. according to these theories, the coupling parameter of nearest neighbors was found by experiment, then the two - element and three - element aia array were designed, and the result of measurement was in agree with that of the nonlinear phase dynamic theory, and the beam - scaning of two - element array was realized by tuning the free oscillation frequency of the elements
其次，本文討論了有源集成天線陣列的非線性相位動態理論以及它在功率合成和波束掃描方面的應用，包括同步工作條件、穩定條件和相位動態方程等，通過實驗確定了陣列中相鄰單元間耦合參數，並將之運用於有源集成天線二元陣和三元陣的設計，實驗結果與理論結果吻合較好。 -
In allusion to the working characteristics and technical difficulties of 155mb / s burst mode receiver, we have put forward to the quick synchronization of inpouring phase locked loops ( pll ). for receiving burst signal, we introduce the scheme of dc coupling and dynamic threshold decision
針對155mb s突發式收發模塊的工作特點和技術難點，我們提出了注入鎖相環法的快速同步技術；對于突發式信號的接收，我們採用了直流耦合和動態閾值判決的技術方案。 -
The result shows that the quartic phase coupling component and quadratic - to - cubic phase coupling one are only extracted using the fifth order cumulants of complex signals
研究表明：復數信號的五階累積量是提取四次相位耦合分量、二三對相位耦合分量的必要工具。 -
Abstract : this paper an outline of the national fund project, bridges " s safety prediction and behavior simulation under the multi - phase coupling actions by flood water. the authors approach coupling action models among solid, liquid and gas states, while discussing bridge rupture features under these coupling actins. as one important problem of the project, physical and simulation model are discussed too in the paper. all the discussion in the paper can be a guide to deep research of the project
文摘:本文系國家自然科學基金資助項目《橋梁抗禦洪災異相耦合破壞作用的安全性預測與模擬》研究綱要的縮影，筆者對災害伴生過程中各物相（固態、液態、氣態）之間耦合作用形態及對橋梁破壞性認識，以及對耦合作用物理模型、模擬模型的初步探討，以期為該項目研究的展開和向縱深推進提供借鑒 -
Around 40 ; the neutral curve obtained by the growth rates of the temperature fluctuation has a ringlike curve separated from the main branch of nachtsheim s calculation by velocity fluctuation at the lower grashof number side ; and its phase velocity is close to the maximum mean velocity where the critical layer of the eigenmode locates. the thermal fluctuation decays rapidly as the nondimensional frequency above 0. 4, so that it means that the coupling effect between instability wave generated by buoyancy fluctuation and velocity waves by invicid instability seems weak enough for their critical layers in the range of the nondimensional frequency
詳細研究了自然對流邊界層中最早失穩的浮力振型的功率譜波長波速與臨界層位置等基本特徵和它為主導其他振型尚未失穩時按線性理論得到的3種相互獨立振型的振幅分佈。系統地測量了它所對應的溫度和速度漲落的振幅增長規律和中性曲線，實驗結果表明，溫度漲落的中性曲線在低格拉斯霍夫grashof數 -
The growth morphology of cu - cr eutectic are studied. during the process of eutectic growth, ( + ) growth is clinging to a phase. because cu - cr eutectic have very good coupling relation, the configuration of eutectic holds crystallography structure, and the influence of the direction of heat flow is not distinct
2揭示了cu - cr共晶的生長形態，發現其在共晶生長過程中，共晶體（ + ）依附在相上生長； cu - cr因有較好的共格關系，其共晶形貌按照其結晶結構學特點生長，定向凝固下熱流的方向影響不顯著。 -
In this thesis, our work is focused on analyzing the effects of mutual coupling between elements of the thin dipole antenna array. the effects of mutual coupling on the antennas pattern synthesis and the amplitude - phase consistency of the input impedance of the uniformly - space liner array are presented. a new method that used the mutual coupling to synthesize the pattern is been given
本文就是以此為出發點，將半波長細線對稱振子線天線陣作為研究對象，以分析天線陣列的互耦影響為核心，討論互耦對幾種方向圖綜合技術的影響，並從兩種不同的角度提出了對陣元互耦的校正方法。 -
The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method
本文的主要工作有： （ 1 ）分析電力系統在發生故障時的運行狀態，尤其對三相傳輸線上的故障行波進行了分析和研究，推導了考慮相間耦合的三相傳輸線電壓方程，並將傳輸線上任一點的電壓與故障點電壓建立起聯系，得出了傳輸線上電壓信號在故障點處的奇異性，並以此作為構造新的故障檢測演算法的理論基礎； （ 2 ）將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中，針對目前相關研究的不足，提出了電力系統故障檢測判據的補充判據，通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析，給出了一個可行的解決方案；模擬研究表明：這是一個快速、準確、有效的故障檢測演算法。 -
5 an algorithm of skew signal - to - noise ratio ( sksnr ) based quadratic phase dynamic coupling signal extraction is created
5提出了基於歪度信噪比的二次相位動態耦合信號的多譜特徵提取演算法。 -
The theoretical analysis and simulation show that the ssnr and the sksnr are equal to or greater than the original signal - to - noise ratio ( snr ), and that employing third order cumulant slices can effectively extract the mot - radiated quadratic phase dynamic coupling signals from asymmetrical distribution noise
理論分析與模擬表明：切片信噪比、歪度信噪比總是大於相關信噪比；用該演算法十分有效地實現了二次相位耦合信號與非對稱分佈色噪聲的分離。 -
Point diffraction interferometer - a physical idea, is invented by smartt and strong in 1972, advanced by smartt and steel, and used to test astronomical telescope, it has simple structure and has not special demand to source. recently. with the development of fiber ' s manufacture and coupling technology. the simple modern fiber ' s center is smaller than before, this make it possible to progress fiber point diffraction interferometer ( pdi ), in addition to test convergent wavefront, it can test the reflective concave. the excellence of pdi is that it does not need standard mirror. in intereference testing, the standard mirror is the main reason which limit the improvement of precision, pdi can avoid difficulty to provide the wide future for high precision testing. pdi, which produce the standard sphere wavefront, is an instrument which realize the phase shifting with piezoelectric transducer ( pzt ), and collect the interferogram with ccd, in this paper, a adjusting methord is described, then data processing is obtained
點衍射干涉儀這一物理思想，早在1972年smartt和strong就已發明，由smartt和steel做了進一步發展，並成功的用於檢測天文望遠鏡，它結構簡單，對光源沒有特殊要求，近年來，由於光纖製造工藝以及耦合技術的發展，單模光纖纖芯不斷縮小，為光纖點衍射干涉儀得以發展提供了前提條件，該干涉儀由激光照明，除了檢測會聚波前外，還可以用來檢測反射凹球面，進而應用到單個面形的檢測；另外，光纖點衍射干涉儀最大的優點是不需要標準鏡，在干涉檢測中，標準鏡是檢測精度受限的很大原因，光纖點衍射干涉儀能繞開這一難度，為進行高精度的光學檢測提供了廣闊的前景。 -
Abstract : a continuity wave model is put forward for the dispersion processof liquid - liquid two - phase system, by coupling mass and momentum conservation equations of two - fluid model. the conditions that result in a dispersion choke and the weak instability of a dispersion process are derived from the model. the phenomena of catastrophic inversion and transitional inversion are explained. the effect of drop size distribution on the maximum volume concentration of a emulsion is predicted using the model. according to the theory herein, emulsion inversion is the regime transition of liquid - liquid system due to the instablity of a dispersion process. the effect of drop size distribution on the maximum volume concentration of a liquid - liquid emulsion only occurs in a certain range of weber numbers
文摘:以雙流體模型為基礎，通過質量守恆方程和動量守恆方程的耦合，提出了液-液兩相系中彌散傳質的連續波模型.由該模型得到彌散傳質過程阻塞和彌散傳質過程弱不穩定性產生的條件，計算了液滴尺寸及其分佈對乳化液極大堆砌分數的影響，解釋了劇變型乳化逆變和漸變型乳化逆變現象.研究結果表明，乳化逆變是由於彌散傳質過程的不穩定性而引起的懸浮體型態的改變，隨液滴尺寸多分散性的增大，極大堆砌分數增大；隨液滴平均尺寸的增大，多分散性對極大堆砌分數的影響減弱；當韋伯數足夠大時，液滴尺寸及其分佈對乳化液極大堆砌分數無影響 -
Progress of coupling solid - phase microextraction to liquid chromatography
液相色譜聯用技術研究進展 -
Having established the coupling model of two phase flow of water and gas and used the method of impes ( implicit pressure - explicit saturation method ) to solve it, this paper apply it to the simulation and calculation of transport and production of water and gas of tl coal bed methane well in qinshui basin
摘要本文建立了非飽和帶水氣二相滲流的耦合模型，並採用impes （隱式求解壓力方程，顯式求解飽和度）求解方法對該模型進行了求解。 -
In this paper, the polarization in the fiber - optic depolarized gyros has been analyzed. several aspects are under discussion, such as the polarization evolution in the depolarizer and the single - mode fiber sensing coil, the depolarization in the polarization - maintain fiber, the birefringence and coupling in the single - mode fiber, the nonreciprocal phase error and the output intensity. firstly, the depolarization effect of the lyot depolarizer to the polarized light and the partially polarized light has been analyzed
本文對消偏光纖陀螺中的偏振特性進行了分析，包括單模光纖環和消偏器中的偏振態演變、保偏光纖的消偏性能、單模光纖環的雙折射和耦合、輸出光強和非互易性相位誤差與偏振態的關系。 -
Distribution automation using distriubution line carrier systems - mains signalling requirements - mv phase - to - phase isolated capacitive coupling device
配電線路載體系統配電自動化.電力線信號要求. mv相間絕緣電容耦合裝置 -
Distribution automation using distribution line carrier systems - part 3 : mains signalling requirements - section 21 : mv phase - to - phase isolated capacitive coupling device
配電線路載體系統的配電自動化.第3部分:電力線信號要求.第21節: mv兩線之間的專用的電容耦合裝置 -
Distribution automation using distribution line carrier systems. part 3 : mains signalling requirements. section 21 : mv phase - to - phase isolated capacitive coupling device
使用配線載波系統的分配自動化.第3部分:電源信號傳輸要求.第21節:中壓相位對相位絕緣電容耦合裝置 -
Coupling efficiency not only affects fiber communication relay distance, but also affects the performance of edfa and semiconductor light amplifier ( sla ). so it is very important to improve coupling efficiency and reduce its cost. according coupling theory, the coupling of laser diode to single mode fiber is to meet the mode field diameter match and the phase match
它不僅直接影響光纖傳輸的中繼距離，而且對改善ld泵浦摻鉺光纖放大器（ ldp - edfa ） ， ld泵浦固體半導體激光器（ ldp - ssl ） 、半導體光放大（ sla ）等光通信器件及系統的性能上，在提高他們的性價比有著十分重要的意義。 -
Distribution automation using distriubution line carrier systems - mains signalling requirements - mv phase to earth and screen to earth coupling devices
配電線路載波系統配電自動化.主要信令要求. mv相位到地面和網屏到地面的侵入式耦合裝置
分享友人