power measuring circuit 中文意思是什麼
power measuring circuit
解釋
功率測量電路-
Two kinds of new on - line monitoring methods, which are based on measuring primary, secondary currents and voltages to calculate the short - circuit reactances of windings for detecting the deformation windings of power transformer, are proposed in the paper. the methods used for on - line measuring the short - circuit reactances of traction transformer in electric railways, are designed
本文提出了兩種在線監測變壓器繞組變形的方法，通過在線監測變壓器繞組原、次邊的電壓和電流量，實時計算變壓器繞組的短路電抗來判斷變壓器繞組變形情況，並對電氣化鐵路主要接線型式的牽引變壓器繞組變形的在線監測方案進行了設計。 -
In this process, the thesis discusses detailedly the method which can improve the resolving power in measuring component and can deal with the probe circuit, and puts forward the design method of applied circuit. then the thesis discusses the methods of line and circle interpretation
接著又討論了計算機數控系統的控制策略，主要包括：知道預定軌跡的直線與圓弧插補的方法、連續掃描系統的控制策略、 pid調節器的設計及pid參數的整定方法等。 -
Di - on electric one of the beijing hi - new - tech enterprise develop and manufacture lots of equipment like sf6 dewpoint meter dp100, cable fault location system cfl6000 and more. di - on electric supply the most advanced technology and equipment on such as gis surge arrestor on line monitoring, resistance measuring, ac dc metrology, thermal - temperature bridge, power transformer diagnostic and testing, cable diagnostic and fault location, sf6and oil moisture measuring, oil treatment and testing, optic fiber temperature monitoring, circuit breaker testing, relay testing and more
迪揚電氣在gis和避雷器的帶電測試與故障診斷分析，電力電纜的故障定位與局放檢測，變壓器電抗器的各種測試診斷與溫度監測， sf6的水分測量與回收，絕緣油的測試分析與濾油處理，紅外測溫與光纖在線測溫，以及各種電阻測試與計量，溫度計量與電能計量等方面擁有世界一流的技術與成熟的儀器設備。 -
This project is applied to the control circuit of the frequency converter power source of for measuring ground resistance in an electric substation
此方案成功地應用於變電站接地電阻測量變頻電源控制電路中。 -
Being master control part, user controller stores, manages, display and query user information ; as slave control part, sub - user controller calculates and temporarily stores power sent from measuring module ; measuring module measures electric energy by using power meter ' s special circuit which simplifies circuit design and connects or breaks up power supply circuit by relay ; in order to transmitting data fast and exactly, rs - 485 communication standard is adopts between user controller and sub - user controller
主控部分用戶控制模塊可存儲、管理、顯示和查詢用戶電能信息；從控部分子用戶控制模塊計算並暫存電能測量模塊輸出功率數據；電能計量模塊採用電度表專用厚膜電路hdb6進行電能計量，簡化了電路設計，同時還利用繼電器控制連接或斷開用戶的供電迴路；在主從部分間採用rs - 485通信標準實現數據快速、準確的傳輸。 -
This paper describes mainly system functions, measuring methods, circuit design, software program and errors analysis of a new type of measuring instrument. this instrument can measure and monitor electric parameters in single - phase circuits, three - phase ( three - wire or four - wire ) circuits. this system can be applied to electric devices and power plants, transformer substations with harmonic pollution. it can measure current, voltage, power, energy, frequence, power factor etc. it also can detect load quality, phase sequence, alarm, display and print results, as well as detect and dispose negative power
該儀器適用於含有諧波污染情況下的機電設備現場、發電廠、供電局、企業變電所現場，可用來測量電流、電壓、有功功率、無功功率、視在功率、有功電能、無功電能、視在電能以及頻率和功率因數等電參數，並具有負載性質（感性、容性）判別，正、逆相序判別指示功能；超限報警功能；列印記錄功能和負功檢測及處理功能。 -
The method of both active power measuring and the analysis of the nonlinear measuring error in its power measurement circuit
電動系功率表測量非正弦單相有功功率的讀數推證 -
In the designed hardware, at89c51 single chip computer and many kinds of new type circuit chip ( including : special power measuring chip - cs5460a, ds1302 calendar / clock chip, sms0601 lcd, x5045 serial memory ) are used for design. the hardware circuit is simplified, the meter ' s anti - interference ability is enhanced and the precision of measurement is also advanced
設計中以at89c51單片機為核心，採用多種新型集成電路晶元（包括電能計量專用晶元cs5460a 、 ds1302日歷時鐘晶元、 sms0601液晶顯示器、 x5045串列存儲器）進行介面設計，簡化了硬體電路，提高了電能表的抗干擾能力和測量精度。 -
Based on this method, design the system oil circuit and constant - pressure hydraulic power station as well as the hydraulic manifold block, measuring platform, electrical cabinet and reclaiming oil tank
在此油源方案的基礎上，設計出測量系統油路、油源泵站系統，同時進行了液壓集成塊、測量臺架、電氣控制櫃和漏油回收油箱的設計。 -
Several problems about measuring the power of three - phase circuit
測量三相電路功率常見的幾個問題 -
We give three installing schemes in the measuring hydraulic cylinder in the fourth chart and analyse thire merits and shortcomings. we discuss the possibility of measuring grinding wheel diameter by ultrasonic wave we give the full electric circuit schemes, including emitting and receiving circuit, measuring temperature circuit, displaying circuit, regulated power supply, a / d converter circuit and so on
給出一種新的計時方法。同時我們還討論了利用超聲測量鋼坯磨床中砂輪直徑的可能性。在本文中，還給出了完整的電路設計方案，包括:發射接收電路、溫度測量電路、顯示電路、穩壓電源電路、 a / d轉換電路等。 -
In the second chapter, equivalent circuit of the eddy current sensor is firstly analyzed. based on that, the carrier signal generating circuit that is realized by the lc periodic circuit is introduced, thus, the carrier signal of standard frequency is obtained through the trimming capacity. subsequently, the disc type rotational armature generator and the rotational coupling transformer are separately leaded in to realize the power supplies of the carrier signal generating circuit and output of the measuring signal
在傳感器設計一章中，首先對渦流傳感器進行等效電路分析，在此基礎上分析了由電感、電容諧振電路構成的載波信號發生電路，並通過微調電容獲得了標準頻率的載波信號；接下來提出了採用盤式旋轉電樞發電機解決載波信號發生電路電源供給問題的方案，同時通過旋轉耦合變壓器的引入，使得測量信號輸出問題很好地解決；本章最後給出的一組實驗曲線充分說明了這一方案的可實現性。 -
The bias voltage in the circuit is supplied by the bgr, which reduces the power consumption and the area of the chip. this paper takes polygon interpolation as non - linear calibration method, adopts hdl verilog to design the digital duty cycle measuring circuit, from which we have obtained a group of
選擇了臺積電0 . 25 mcmos工藝庫，利用hspice模擬工具對整個溫度傳感電路進行模擬測試，結果顯示所設計體溫計在30 c 50 c的溫度范圍內具有0 . 01 c以上的檢測精度、 0 . 1 c的顯示精度和180 w的最小功耗。 -
Automatic water - measuring meter is the combinative production of traditional method and present cmos integration circuit technology. it consists of water - level sensor and mainframe circuit. on the basis of analyzing its application, this paper gives the design of mainframe circuit, including time circuit, time - sequence circuit, input - interface circuit, switch circuit and power circuit
本文在分析cmos集成電路應用的基礎上，給出了自動量水儀表主機電路的設計，包括定時電路、時序電路、輸入介面電路、開關電路和電源電路的設計；其次，對水位傳感器進行了研究，分析了水位傳感器的工作原理、測量使用條件、動態特性、靜態特性以及水位傳感器的率定、標定方法。 -
The post research and statistics indicate that measuring the short - circuit reactance of power transformer is an effective method to estimate transformer winding deformation
實踐證明，通過測量變壓器繞組短路電抗來判斷變壓器繞組是否變形是一種有效的方法。 -
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。 -
According to the research of the performances of various temperature sensors, this paper designed a new duty cycle modulated digital thermometer configuration of low power consumption, which includes temperature sensing circuit, first - order - modulate circuit and digital duty cycle measuring circuit
通過對各類集成溫度傳感器性能和特點的研究，設計了新的低功耗占空比調制型數字體溫計電路，包括溫度傳感電路、一階-調制電路和數字占空比檢測電路。 -
A novel measuring circuit to quantify flow used in a portable and low power electromagnetic flowmeter
便攜式低功耗電磁流量計測量電路的設計 -
Voltage output on / off control for measuring resistance value in loading under no affection of power circuit
具備輸出電壓斷開功能，當斷開輸出電壓，在不受電源線路的影響下，可直接測量負載電路的電阻值，使測試更方便。
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