out-of-phase current 中文意思是什麼
out-of-phase current
解釋
不同相電流-
Through analysising the characteristics of the power system with floating neutral point deeply, the paper puts forward a new plan of single - phase to ground fault line selection on the base of s ' s signal injecton method and gives the hardware and software design. in this design, the high speed sampling and data processing is carried out through using dsp processor ; the large electrice current is drived through the application of a high - performance audio power amplifier and transformer ; the communication between host computer and detectors is realized through rs485 bus technology ; the difference multilevel frequency - selected amplifier is designed and the feeble signal of space is sampled on the base of the theory of magnetic induction ; the interface between dsp and exterior chip and rs485 interface logical is designed through using fpga ; the using of lcd module and keyboard interfacing chip makes the interface between human and machine ; the programme of host computer and detectors is designed through using blocking design method
在本設計中，採用高速的dsp處理器，實現了對故障特徵信息的高速採集與處理;採用大功率的功放晶元與變壓器配合的方法，實現了大電流信號的驅動輸出;採用485總線技術，組建了裝置主機與多探測器之間的主從式通訊網路，實現了多干擾條件下裝置主機與多探測器的可靠通訊;設計了差分式多級選頻放大電路，採用磁感應的方法實現了對空間微弱信號的接收;利用fpga技術，實現了控制器與多外設的介面及數字信號的串並轉換;採用了先進的lcd液晶顯示模塊及鍵盤介面晶元，設計了人機信息交互的介面;採用了模塊化的軟體設計方法，開發了裝置主機及探測器的軟體程序。 -
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。 -
This type of combined transformer consists of two single - phase all - insulated voltage transformers and two current transformers, divided into two types ? oil - immersed type and dry type, its primary and secondary outlet terminals are led out respectively through insulating porcelain jacket, outside the transformer tank there is equipped with electric meter box, which can be installed integrally with the combined transformer or hung up separately
本型組合互感器是由兩臺單相全絕緣的電壓互感器和兩臺電流互感器組合而成，分油浸式和乾式兩種結構，其一、二次出線端子分別通過絕緣瓷套引出，箱體外側配置電表箱，可與組合互感器一體化安裝，也可獨立懸掛安裝。 -
It includes four criterions of locating fault point ? “ transient zero sequence current amplitude law ”, “ stable base wave zero sequence current phase law ”, “ stable seventh harmonic zero sequence current phase law ” and “ s injection law ”. pointing out how the law locate the fault point to minimal fault section by applying these criterions gradually. the law will not only make up the blemishes existing in current methods for single - phase fault location in small current grounding system, but also locate the fault point to minimal fault isolating unit on fault line
該方法通過將所包含的四個定位判據- 「暫態零序電流幅值法」 、 「穩態基波零序電流方向法」 、 「穩態7次諧波零序電流方向法」和「 s信號注入法」 -進行有選擇地遞進使用，不僅有效彌補了目前已有小電流接地系統單相接地故障選線的缺陷，更將故障定位在故障線路最小故障區段。 -
A current compensation method is presented and realized, which improve the pull - out performance at half - step mode in wider high frequency range for two phase hybrid stepping motors, and the usable horsepower of the system is also increased
給出一種電流補償的方法，使得半步方式運行的二相混合式步進電動機和牽出特性在高頻運行的一定頻段內得以提高，增大了該電動機系統的可用功率。 -
Perhaps the most radical change is the current plan to phase out the people's commune, so long a mainstay of chinese rural life.
也許當前最根本的改變是逐漸取消了以前曾長期是中國農民生活依靠的人民公社。 -
This paper summarized the current status of vegetation classification based on rs technology at home and abroad, and pointed out the developing trend as follows : ( 1 ) from single - phase, single - source classification to fusion of multitemporal, multi - source data ; ( 2 ) from single classifier to hybird classifiers ; ( 3 ) from hard classification to soft classification ; ( 4 ) from pixel - based classification to pixel unmixing and object - oriented classification ; ( 5 ) from traditional classification to intelligent classification
摘要綜述了國內外基於遙感技術進行植被分類的研究現狀，並提出植被分類的發展趨勢： （ 1 ）從單時相、單源遙感分類向多時相、多源信息融合發展； （ 2 ）從單一分類方法向復合分類方法發展； （ 3 ）從「硬」分類向「軟」分類方向發展； （ 4 ）從基於像元分類向混合像元分解分類和面向對象分類方向發展； （ 5 ）從傳統分類向智能分類方向發展。 -
Input pulse signal can be directly transformed into micro - step linear motion by use of linear pulse motor, which have found wide applications in the digital linear servo systems with high positional accuracy and high reliability. taking slpmu - 025a, a two - phase hybrid lpm manufacturing by shinko motor company ltd, as an specimen, the study on the drive control system is carried out in this thesis, which contains : ( l ) three kinds of drive circuits are designed and comparison analysis in theory is done ; ( 2 ) introduction to at89c51 microchip as controller and special micro - step constant current driver, a great variety of running modes driver control are developed ; ( 3 ) experimental testing and theoretical analysis of current waveforms and displacement graphs and velocity graphs are carried out in case of different micro - step constant current driver
本文以日本神鋼電機株式會社生產的兩相混合式直線脈沖電機slpmu - 025a為樣機，對直線脈沖電機的驅動控制系統進行了研究，內容包括： （ 1 ）設計了幾種直線脈沖電機驅動器電路，從理論上進行了對比分析研究； （ 2 ）用at89c51單片機作為控制器，採用專用的恆流細分驅動器sh ? 2h057m ，實現了開環控制方式下對slpmu ? 025a樣機各種運行方式的驅動控制； （ 3 ）對不同細分數下恆流驅動的電流波形以及各種運行方式下的位移圖、速度圖進行了實驗測試和理論分析研究。 -
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。 -
In modern parlance, the two currents are 90 degrees out of phase, and the motor runs on two - phase current
以現代的講法，這兩道電流的相位差了90度，而馬達是靠著雙相的電流運轉。 -
2. a visual investigation of the effect of current density on the co2 bubble behavior and the two - phase flow under normal and microgravity environment were carried out
2 .分別在常重力與微重力環境下，可視化研究了電流密度對直接甲醇燃料電池內co2氣泡和兩相流流動的影響。 -
The criii reclamation will remove the embayment between the central reclamation phase i and the hkcec extension. this will improve the current flow of water currents in the harbour, with most of the polluted discharges along the existing waterfront diverted further out to the faster flowing and better - flushed part of the harbour
中區填海第三期工程可填平中區填海第一期與會展新翼之間的灣畔，改善維港內的水流，令現有海傍所排放的大部分污染物能排放至海港內水流更急並能更快被沖走的部分。 -
The possible mechanisms of a secondary phase separation for pbo - b2o3 glass is proposed and the shortage of the current phase diagram is pointed out. 5
在高重力下分相的試樣的微觀結構和成分都與正常重力下發生分相的試樣有顯著不同， 5 -
We utilize the mutual inductor to take a sample to the three - phase current, and sample which is enlarged, rectified, filtered, is send into pic single chip microcomputer to deal with. the size of three - phase current on the line is calculated out, which offer the accurate value for the change of controls the equipment state
利用互感器對三相電流取樣，然後通過放大、整流、濾波，實現交直流轉換，送入pic單片機處理，計算出溫室輸電線上三相電流大小，為控制設備狀態的改變提供精確數值依據。 -
The second phase ma wan old village will incorporate gourmet food, cultural and tourism elements, making it a special attraction. work will be completed within three years of taking over the site after current residents move out. the timetable has been approved, but details will depend on the interaction between the government departments concerned
至於位於馬灣舊村的第二期發展，將注入多姿多採的飲食文化及旅遊新元素，發展為島上極具特色的旅遊新景點，有關工程將在現址村民及棚屋居民遷出后展開，三年內完成。
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