back to back method 中文意思是什麼
back to back method
解釋
反饋法-
After viewing master s video, they took it back to their group for other members to see. they also applied to learn the convenient method of meditation. incidentally, we contacted miss farah robles, the producer and chairperson of a morning television program broadcasted on channel eleven
有一些人來自於與外星人溝通的團體，看完了師父的錄影帶后，又將此影帶帶回播放他們團體的其他人看，同時也都報名修方便法。 -
First from system aspect, this paper uses voltage sensitivity, pv curves method, equivalent reactive compensation method, back - up generation method to evaluate the reactive value of the generators in seven buses system and ieee 14 buses system. the vs and pv methods can evaluate the source ' s ability of tracking the load ' s variation. the erc and back - up methods can evaluate the availability of replacing other generators. the value determines the cost
從對系統貢獻角度，採用電壓靈敏度方法（ vs法） 、 pv曲線法、等效無功補償法（ erc ） 、無功備用方法來確定一個七節點系統中的發電機的無功價值和ieee14節點系統的發電機的無功價值，電壓靈敏度法和pv曲線法可比較出不同電源跟蹤負荷變化的靈敏度大小，而等效無功補償法和無功備用方法可比較出不同電源替換其它發電機是否是最有效率的。 -
On the other hand, boundary - scan technique intelligent fault diagnostic method was applied to practice. for most digital system, devices with boundary - scan architecture are broadly used. only using four line or five line to connect pc parallel port with cut tap ( test access port ), all the ptvs can be loaded to cut and all homologous prvs can be taken back to intelligent fault diagnosis system
至於本文採用邊界掃描測試故障診斷技術，是考慮到本系統的通用性和簡潔性，因為對于大多數數字系統而言，具有邊界掃描結構的器件己廣泛應用，本文只需4條或5條信號線就能將pc機和被測邊界掃描電路連接起來，由此極大地簡化了智能故障診斷系統中為實現ptvs加載和prvs獲取而專門設計的介面板電路。 -
A method of estimating the age of wood called dendrochronology was used to establish that the panel on which the image was painted dated back to between 1560 and 1592, the national portrait gallery in london said
倫敦國家肖像美術館指出，一種稱為樹木年代學的樹木年輪推估法，被用來確認畫像繪板的年代可溯及1560至1592年之間。 -
This paper presents a three - phase harmonic power flow algorithm using phase components and back - forward sweep method to solve the disconvergence when the three - phase transformer harmonic model was used. the example result presented the method was feasible and
本文針對在進行三相諧波潮流演算法時因引入三相變壓器諧波模型而可能導致計算結果不收斂問題，提出了諧波潮流計算的相分量法，其中引用了前推-回代法。 -
The dharma of standing like a pine allows each person and being wallowing in the worldly dust to have a convenient method to follow, which will bring every person back to the inner land of purity and tranquility, the origin of ultimate kindness
立如松之法，讓每一位在滾滾紅塵中打滾起伏的眾生，有一個可以依循的方便法，帶每一個人回歸到內在的清凈地、至善的本來處。 -
Method returns control back to the caller
方法將控制返回給調用方之前立即激發 -
When the sort of some schemes cannot be given according to these judgments and conditions, we advance a whitened - method, which can entirely reflect the experts " affection, and this will have a whitened result of gray sort, which can feed back to experts and help them to make a decision
當根據這些判定條件無法給出某些方案的相對排序時，又給出一種能較全面反映專家偏好的白化方法，得出一個白化排序結果，反饋給專家，輔助其作出決策。 -
This thesis discusses some effective algorithms that appear recently in distribution power flow calculation at length, for instance, back / forward sweep method, zbus method, newton zbus method with modified method, loop - impendence equation method and so on. it gives basic calculation theories, calculation steps and some particular regarding issues of every algorithm, according to many examples validate the effect of algorithms and finally obtain the characters, rang of use, virtue and shortcoming of every algorithm
本論文詳細討論了近來出現的配電網路潮流計算的各種有效演算法，如前推回代法、 zbus法、牛頓zbus法及其改進、迴路阻抗法等，給出了各種演算法的計算基本原理，步驟以及應該注意的問題，並通過大量的算例進行驗證，從而通過比較得出各種演算法的特性、應用場合和優缺點。 -
In development of deep foundation engineering, it is necessary introduce information construction method into the deep foundation engineering, for reducing the pit trouble. the information construction method is a kind of moderon construcion management way to make use of system engineering, includes the informationg acquisition back coupling, back analysis, control and decision. the research is for example runyang changjiang river highway bridege, expounds the method how to apply the information construction method into the practice engineering, at the same time, discussing some the factor of influcing the deep foundation stability how to influce the deep foundation ' s stability. form the research, we have some following results : 1. in construction process of super and deep pit, super pore water pressure creation has related to outside load, soil layer conditions, and underground water level
在深基坑工程建設迅速發展的同時，為了減少基坑事故的發生，需要將信息化施工這一理念引進到基坑工程的施工過程中，信息化施工是運用系統工程施工的一種現代化施工管理辦法，包括信息採集（監測） 、反饋、反分析（預測） 、控制與決策等幾方面的內容，本文以在建的潤揚長江大橋北錨錠深基坑工程為例，系統的闡述了這一施工理念在實際工程的具體應用過程，並通過這一應用過程探討影響基坑工程安全穩定的相關因素對基坑的影響程度。 -
The system includes production planning, quality management, energy management, statistical reports, basic datum management and users management. the system adopts a special coding method to track production quality, and the electrobaths " state is fed back to adjust production. this method realizes the efficient quality control in the successive production process
系統以質量問題為核心，採用批號跟蹤主要生產設備狀態備案的方法考核產品質量，為生產過程提供反饋信息，從而實現了在不間斷的流程型生產過程中產品質量的跟蹤和控制；以生產成本中占據最大比例的能源費用為重點，對能源使用進行規劃控制。 -
It is arguable but nevertheless persuasive, according to many of my british collegues, that the most effecive method of dealing with the long ball is to fight fire with fire and to return every ball back to your opponent in the same manner as you received it
雖然有爭議但是有說服力，按照我的很多英國同事的說法，處理長傳球的最有效方法是以毒攻毒，當你接到球后，用同樣的方式把每個球都踢回給對方。 -
On the base of ananlysing and studying the run mode of bldcm, we introduce the detecting back electromotiveforce, the method of phase judging and compensation in detail. in order to improve the speeding performance we adopt the digital closed _ loop speed control strategy
在對無位置傳感器無刷直流電動機運行方式進行全面分析研究的基礎上，詳細的介紹了反電動勢過零檢測、相位判斷及相位補償的原理及實現方法，並且為了在較寬范圍內提高bldcm的調速性能，採用了數字式轉速閉環控制。 -
The algorithm of strapdown inertial navigation system is also discussed and then use the flight - track generator to give a simulation, since a closed loop feedback integrated navigation system is designed in this paper, and the output of the filter must feed back to the strapdown inertial navigation system, the analysis of the algorithm in strapdown inertial navigation system is important. the scheme to design the trajectory of gps and the simulation of gps constellation are then studied, the simulation of gps constellation is given from the calculation of vernal equinox base on the principle of celestial mechanics, this method of different from other methods given by other paper and is useful to the research of satellite navigation system. a new method to abstract noise modal in integrated navigation system is proved to be useful in practice, this method, which is given by use the principles of stochastic processes, statistics, time series analysis, and system identification, is suitable for the kalman filter in integrated navigation system
如航跡產生器的設計，該航跡產生器是研究組合導航問題的前提，從國外一些研究組合導航系統的文獻中可以看出，設計這樣一個航跡產生器是非常必要的，所以本文自行設計了這樣一個系統；還討論了捷聯慣性導航系統中捷聯解算的方法，並進行了模擬研究，由於在本文設計的閉環反饋式組合導航系統中，對捷聯慣導系統的平臺誤差進行閉環控制，需要將濾波器輸出的校正量反饋到捷聯解算內部，所以必須對捷聯解算進行深入的研究和分析，更何況捷聯解算問題本身也是導航界的一個熱門研究課題；另外，本文還介紹了gps軌道及其星座模擬的設計思想和方案，與以往gps軌道和星座模擬不同的是本文從天體力學中計算春分點開始，逐步進行gps軌道及其星座模擬，這樣的設計方法對從事衛星導航的研究工作是有價值的；還對組合導航中誤差建模方法進行了研究，綜合運用隨機過程、概率統計、時序分析及系統辯識等方面的理論提出了一套適合組合導航卡爾曼濾波的誤差建模方法，並運用實際研究工作中的測量數據對該方法進行了驗證。 -
A method to back analysis the distribution pattern of negative pore - water pressure along vertical drainage line was proposed. some practical vacuum preloading projects were analyzed. the results showed that distribution patterns of negative pore - water pressure along the vertical drainage line were uniform and the magnitude was about half of the vacuum degree under the membrane
提出由現場實測資料反分析豎向排水體中的負壓分佈的方法，通過對若干工程實例的反分析，認為真空預壓下負壓分佈沿豎向排水體的分佈基本均布，其值約在膜下真空度的50左右。 -
On the trip back to sweden, the quan yin messenger and fellow initiates went on deck to practice tai chi chuan and to escape from their suffocating cabins for a while. they were soon joined by a middle - aged finnish man who was an artist. when he confided that his wife wished to learn meditation, the initiates offered him a sample booklet and told him to contact the center if he was interested in the meditation method that master teaches
觀音使者和同修搭船回瑞典時，因船艙太悶，便到了頂層打太極拳，有位芬蘭的中年男士走過來，隨即也跟在旁學打太極拳，經過相互介紹才知道他也是位畫家，他說剛好他太太想學打坐，我們便送樣書給他，告訴他如有興趣請跟我們聯絡，師父完全是免費教授打坐。 -
Method to roll back to the savepoint instead of rolling back to the start of the transaction
方法以回滾到保存點，而不是回滾到事務的起點。 -
Stage occurs after the invocation to the xml web service method returns, but prior to the return values being serialized and sent over the wire back to the client
階段發生在對xml web services方法的調用返回之後，但在將返回值序列化並通過網路發送回客戶端之前。 -
At the end of this paper, i put forward a new back emf sensing method which does n ' t require a virtual neutral point to realize the sensing for rotor flux position. it improves the performance of bldc motor at low speed and at high speed and broaden its range of timing
最後針對系統的不足，提出了另外一種不需要引出虛擬中點的反電勢檢測方法來實現對轉子位置的檢測，它能夠提高電機低速和高速運行時的性能，拓寬直流無刷電機的調速范圍。 -
First, variable speed constant frequency wind energy convertion theory is described in this paper, then presents a review on the development of wind turbines control and the main types of generator and static converters used to interface variable speed wind turbines to the electric grid. then discuss main circuit constructure and advantage of direct drive wind energy conversion system and introduce pitch - control method for wind power traction and electric power stability. simply aerodynamic characteristic of the turbine is analysised and permanent magnet synchnonous generator math model is established. to convert the variable frequency electricity into utility grid, back to back four - quadrant pwm - vsi is used and three typies of control strategy is presented to capture the maximum wind energy and transmit energy. then simulation is implemented to test the control strategy. in the following chapter a simple ac - dc - ac converter with a dc - dc boosting chopper is proposed to transmit the wind energy into electricity energy and two control strategy is presented
建立了永磁電機和變流器的數學模型，針對雙pwm變頻器的特點提出了三種控制策略對變流器進行控制，通過變流器交-直-交的變換，將發電機發出的變頻變幅值交流電轉化為可用的恆定頻率的交流電，通過pwm調治能使其輸出功率因數為一，並且該控制系統功率因數為可調，能在特殊情況下同電網交換一定的無功功率，並通過對變流器的控制實現了最大風能俘獲的功能。最後採用matlab / simulink進行了模擬，取得了良好的模擬效果。在風力發電系統中，採用先進的最大功率俘獲演算法，能有效的從風中獲得最大的能量。
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