相位控測 的英文怎麼說

中文拼音 [xiāngwèikòngcè]
相位控測 英文
phase control pd
  • 相 : 相Ⅰ名詞1 （相貌; 外貌） looks; appearance 2 （坐、立等的姿態） bearing; posture 3 [物理學] （相位...
  • 位 : Ⅰ名詞1 （所在或所佔的地方） place; location 2 （職位; 地位） position; post; status 3 （特指皇帝...
  • 控 : 動詞1 （告發;控告） accuse; charge 2 （控制） control; dominate 3 （使容器口兒朝下 讓裏面的液體慢...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 相位 : phase position; phase
  1. Monitor apparatus can measure valid value of three phase voltage and current, power factor, three phase disequilibrium, instant flecker of short time and harmonic without twenty, degree and harmonic distortion total. the paper are laid on the following. ( 1 ) master plan and function of circuit, ( 2 ) hardware design including circuit and principle of a / d conversion, phase lock, liquid crystal display and keystroke and so on, ( 3 ) design of system software including digital filtering, fft, a / d conversion and monitor interface of pc, ( 4 ) system test

    監測儀能夠完成包括三相電壓、三相電流的有效值、功率因數、三相不平衡、電壓短期閃變、以及20次內的諧波、諧波相位、諧波失真總量等的測量。論文重點介紹了以下幾部分： （ 1 ）電路的總體設計和功能； （ 2 ）硬體設計，包括a d轉換、鎖相環、液晶顯示和按鍵輸入等原理和電路。 （ 3 ）系統軟體設計，包括a d轉換、 fft 、數字濾波等程序的原理和演算法以及上位機監控界面的設計； （ 4 ）系統測試。
  2. A new measurement system for electrical conductivity in an yj - 3000t press fitted with a wedge - type cubic anvil was set up on the basis of the old one. a solartron 1260 impedance / gain phase analyzer was used in the new system ; mo electrodes and a mo shield were also used to keep oxygen fugacity close to the mo - moo2, which is similar to that of iron - wustite ( iw )

    在yj ?緊裝式六面頂壓機上，對原有的礦物、巖石電性測量系統進行了進一步的改進：建立了一套以solartron1260阻抗增益?相位分析儀為測試儀器，使用mo電極和mo盾來控制樣品氧逸度的測量系統，該系統的氧逸度環境為mo ? moo _ 2 ，接近iw緩沖對。
  3. First, based on phased array antenna ' s mono - pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array

    首先以單脈沖相控陣天線測角原理為基本理論出發點，利用相位控制的坐標分離技術，基於線陣、圓形陣等簡單形式的相控陣天線，推導了平面陣、圓柱面陣等相控陣天線由相位量化誤差引起的波束指向誤差公式。
  4. The paper introduced a phase range system based on fpga embedded technology. three functional module in the range system : modulability signal generation source, information control unit and information management unit, can be designed in one pld chip, so a majority of shortcomings of traditional phase laser range were conquered by this excellent innovation in circuits

    本文介紹了一種基於fpga嵌入式技術的相位激光測距系統，該系統採用先進的fpga技術，實現了調制信號產生、信息控制與處理各模塊的整合，解決了傳統相位激光測距所難以克服的弱點。
  5. Surface transverse wave has the 1. 6 high frequency than rayleigh type surface acoustic wave ( using the same technology the frequency of devices of stw has about 1. 6 high frequency than rayleigh type surface acoustic wave ). the paper introduces the theory, design parament, technology and result expeiment of surface acoustic wave ( includes rayleigh surface acoustic wave and surface transverse wave, simple stw ) with low insertion loss, high q and researches the high frequency, low phase noise oscillator with 1ghz stw resonator as frequency element. and describes measurement method and finally experimantal result of the low phase noise surface acoustic wave oscillator

    本文研究了以低損耗、高q值聲表面波（其中包括聲表面瑞利波- - rayleighsurfaceacousticwave ，和聲表面橫波等）諧振器的工作原理、設計參數、製作工藝及其實驗結果，並且研究了以1ghzstw諧振器為頻控元件的高頻率、低相位噪聲聲表面波振蕩器，以及低相位噪聲聲表面波振蕩器的測試方法和最終的測試結果。
  6. In addition to the conventional techniques such as low sidelobe antennas and displaced phased center antenna ( dpca ), there has been great interest in space - time adaptive processing ( stap ) because it can suppress clutter effectively and improve the detection performance of airborne phased array radar evidently

    除了採用低副瓣天線、偏置天線相位中心（ dpca ）等傳統雜波抑制技術，能夠有效提高機載相控陣雷達地雜波抑制能力和動目標檢測性能的空時二維自適應處理（ stap ）受到了廣泛關注。
  7. 3 ) for weak noise interferogram or filtered interferogram, dyadic wavelet can be used to detect fringe edges. a gvf snake model was used to link discrete edges, the linked edges were kept well accordance with fringes of phase map. 4 ) phase unwrapping algorithm based on edge detection is suitable to well separated fringes, the unwrapped phase can be rewrapped to the original phase map

    4 ）對于低噪聲情況下或濾波后的干涉條紋圖，在基於邊緣檢測的相位解纏過程中，利用snake模型可以高效準確的實現邊緣點的連接，所連接的邊緣線與干涉條紋很好的吻合，可將連線的精度控制在三個像元。
  8. At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder

    硬體方面，採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。
  9. Taking the vr step motor as example in the paper, systemic research is conducted about the principle of the subdividing drive, the non - linearity relationship between microstep and phase current, the method of velocity adjusting and the interrelated factors. the system is designed to realize the subdividing drive, velocity adjusting and position. especially, there are two innovations in this paper. one is the first introduction of pld device and isp technology to the design of phase sequencer, the other is the new measure and amend method of microstep

    本文以三相反應式步進電機為實例，對細分驅動原理、細分驅動的非線性、變細分調速以及相關影響因素進行系統的研究；實現細分驅動器、調速控制、定位控制和軟硬介面的設計。在此基礎上，本文對細分驅動環形分配器的設計和微步距測量修正進行了創新；提出將pld器件和isp技術引入到細分驅動環形分配器的設計思想和錯位測量和逼近修正法。
  10. Based on the treatment engineering of 26 kilometers lacustrine deposits soft soil foundation in han - sha sect of yi - huang freeway, the paper, through the means of centrifugal model test and field observation, establishes mathematical analysis model, completely and detailedly researches and analyses the stability of lacustrine deposits soft soil foundation and the rule of settlement, guides the large - scale construction of yi - huang freeway 26 kilometers soft foundation treatment, educes the settlement characteristic and the rule of lacustrine deposits soft soil subgrade, summarizes the scientific measure of effectively controlling the stability and settlement of such kind of foundation

    本文以宜黃高速公路漢沙段中的26公里湖相沉積軟土地基的處理工程為依託，通過採用離心模型試驗與現場原位監測相結合的手段，建立數學分析模型，對湖相沉積軟土地基的穩定性及沉降規律進行了全面、細致的研究與分析，指導了宜黃高速公路26公里軟基處理的大規模施工，得出了湖相沉積軟土地基路堤沉降特性及規律，提出了有效控制此類地基穩定性及沉降的科學措施。
  11. A cyclic radial shearing interferometer was used to diagnose the wavefront distortion of a laser system and an lcslm ( liquid crysnd spatial ligh modulator ) was used to control it. some results have been summarized as follows : l. according to the theory of scalar quanity diffeaction and the model of the random gaussian phase screen of low frequency wavefront, the effect of the low frequency wavefront with different rms gradient on the focal spot of a laser beam was studied

    本論文在激光光束波前畸變檢測和控制上進行了新的探索，主要就空間相位調制環路徑向剪切干涉儀以及它對波前畸變的檢測和液晶空間光調制器及其對中頻段波前畸變的控制進行了研究，其研究的內容和取得的成果如下：一、根據標量衍射理論，結合低頻波前畸變的高斯隨機位相分佈模型，研究了不同均方根梯度低頻畸變波前對激光光束焦斑聚焦性的影響，並採用描述中頻段波前畸變的功率譜密度概念，模擬計算了它對激光焦斑旁瓣的貢獻。
  12. Phascon technology introduced in this paper is to improve the outer operation parameters of ac motor, by on line detecting the motor phase angle between current and voltage to adjust the input supply voltage to the motor, to realize the flexible power management mode for ac motor, so as to increase the operation efficiency and reach energy - saving purpose

    本文闡述的相控技術是從改善電機外部運行參數入手，通過實時檢測電動機運行相位角來調整電機的輸入電壓和電流大小，實現柔性化能量管理模式，提高電機效率達到節電的目的。
  13. It is a new tool to detect and observe the structure and status of underground media by accurately measuring its transfer function through sinusoidal elastic wave accurately controlled in frequency and stable in phase

    它是使用一種精密控制頻率和相位穩定的彈性波，對發射和接收兩點間的傳遞函數進行精密測定從而監視和觀測地下構造和狀態的一種新型手段。
  14. During the process of measuring valve phase, the grating displacement sensor and photoelectric axis - angle encoder are applied to measure the displacement of valve and the angle of curving shaft respectively. their signals are sampled and imported into computer. then the three signals are compared to find the relationship of valve phases in order to offer the reliable measuring parameters for the researchers and quality controllers

    在氣門相位測量中，採用光柵位移傳感器和光電軸角編碼器，分別將發動機進、排氣門位移量和曲軸旋轉位移量的變化信號通過采樣，輸入計算機，對三路信號加以比較找出氣門的相位關系，從而為設計開發人員、品質控制人員提供可靠的測量參數。
  15. Pass the research and the test datas of this article, the major work done can be summarized as follows : 1. provide the detailed test data, analyze the existing synchronous controler some shortage, and produce to suffer from the hidden danger

    通過本課題的研究和實際數據測試，研製工作獲得如下結果: 1 .提供詳盡的測試數據，分析現有的tri - tek 704d電流相位/幅值同步控制器存在的一些不足之處，以及由此產生對並聯雙振動臺系統所帶來的安全隱患。
  16. 7. based on our crsi and algorithm and double lcslm, an adaptive optical hardware system which c & n be used to model arbitrary complicated wavefront and the compensation of the wavefront can be accomplished was built. and according to the characteristic of a crs interferogram of a step wavefront produced by an lctv, the pixel - level calibration of this system is implemented

    七、採用已建立的空間相位調制環路徑向剪切干涉儀及其波前重建演算法，和位相調制持性已知的兩塊液晶空間光調制器，創建了一套用於模擬產生任意畸變波前並加以檢測和反饋控制的自適應光學硬體系統，並通過臺階波前對該系統實現了像素級校準。
  17. The signal generator of sweep frequency is based on dds device ad9954, the signal measuring circuit is based on gain and phase detector ad8302, the real - time control and deal circuit is based on tms320vc5409, and the periphery interface circuit is based on at89s52. the system can generate sweep frequency signal with the frequency range from 100khz to 150mhz, and with the power range from - 45dbm to + 18dbm. it can measure the gain and phase of the network, display the measure data by liquid crystal displayed and print it by the printer

    該測試儀以dds晶元ad9954為核心構成掃頻信號源電路，以增益相位檢測器ad8302為核心構成檢測電路，以dsp晶元tms320vc5409為核心構成控制與運算電路，以及以at89s52為核心構成外圍介面電路。該測試儀能產生頻率范圍達100k ~ 100mhz ，功率范圍為- 45dbm ~ + 18dbm的掃頻信號，能對被測網路的頻率特性進行測量，並留有豐富的外圍介面，可以將測量數據繪圖通過lcd顯示或者由印表機列印輸出。
  18. In the paper, the design of the real - time test system for crystal parameters is presented. the signal generator of sweep frequency based on dds device ad9852, the signal measuring circuit based on gain and phase detector ad8302, and the real - time control and deal circuit based on tms320vc5416 and the design of high - speed printed digital & analog circuit board are discussed in details

    本文闡述了晶振實時測量系統的設計，介紹了以dds晶元ad9852為核心的掃頻信號源電路，以增益相位檢測器ad8302為核心的信號檢測電路，以dsp晶元tms320vc5416為核心的實時控制與運算電路，以及高速數模混合電路板的設計方法。
  19. Phase control pd

    相位控測
  20. The control system adopts high capability singlechip, aduc812 ( 8052 - compatible core ). it can expediently achieve a / d ( 12bit ), d / a ( 12bit ), phase compensation of the rotor position singles, and speed closed - loop control, and fully resolves the well - off switch from the out - synchronization to the in - synchronization. the practical prototype of the system is developed for the control of a dentist " sensorless brushless dc drill motor

    系統採用高性能aduc812 （兼容8052內核）單片機作為微處理器，方便的實現a / d （ 12位） 、 d / a （ 12位） 、電機轉子位置信號相位檢測與補償以及系統速度閉環控制，很好地解決了無位置傳感器bldcm從外同步運行階段到內同步運行階段的順利切換。
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