voltage to ground 中文意思是什麼
voltage to ground
解釋
對地電壓-
When using a multimeter to check voltage, be sure you have a good ground for the black lead of the multimeter
當用萬用表檢查電壓，你一定有好的理由萬用表的黑鉛 -
First, passive resistance network was selected as direct current biasing network, which offered direct voltage for base through the resistance voltage divider composed of two resistances, among them the upper resistance connected from the dc to base, the lower resistance connected from the base to ground. the collector connected with dc directly
直流偏置網路採用無源電阻網路，通過由兩個電阻組成的電阻分壓器為基極提供直流電壓，上偏電阻從電源串聯到基極，下偏電阻從基極到地，集電極直接加電。 -
To resolve the situation that the sensitivity of present ground fault protection schemes is low for the large - sized hydro - generators, a kind of protection scheme based on the fault component of third - harmonic voltage and two kinds of protection scheme based on the fault component of zero - sequence voltage at the terminals and neutral are developed, and they can obtain higher sensitivity and reliability and provide 100 % protection for the stator windings. the influence of noise on the stator ground fault protection based on the local modulus maximum of wavelet transform is analyzed
針對目前大型水輪發電機定子繞組單相接地保護靈敏度偏低的問題，通過分析單相接地故障后機端和中性點零序電壓的變化特點，提出了一種基於機端和中性點三次諧波電壓故障分量和兩種基於機端和中性點零序電壓故障分量的高靈敏度、高可靠性保護方案，並實現定子繞組的100 %保護。 -
The devices for detecting phase - to - ground fault in ineffectively grounded systems are seldom functionary at present. based on thousands of experiments in high - voltage laboratory in north china electric power university, the reasons for misjudgment and the effective measures to avoid it are presented in this paper : to change pt connection form to prevent from ill - effects of ferro - resonant overvoltage ; to increase soft measures to resist against interference ; to adopt neural network method to obtain the virtual value of the detect way
依據上千次實驗，我們找到了一些導致選線誤判的影響因素，並提出幾點防止誤判的措施，包括改變pt接線方式，避免鐵磁諧振對選線的影響；通過對故障檢測方式的處理和使用連續判斷技術增強裝置的軟體抗干擾能力；嘗試採用神經網路演算法設定選線方法的有效域等。 -
To avoid the serious electromagnetic interferer, the analog signals are transformed to frequency pulses which are transferred to the kernel of the system. in the measure of the groove voltage, the method of float - ground is adopted to avoid the high common signal and the range switch circuit is designed to solve the conflict of the wide dynamic range and the high precision. least square curvefit is adopted to reduce the system error
鋁電解生產現場電磁干擾非常嚴重，為此我們將需要測量的模擬信號就近轉換為頻率脈沖后再傳送到控制核心；採用浮地接入方式消除槽電壓信號中的共模成分；設計了量程自動切換電路以解決槽電壓的動態范圍寬和測量精度高的矛盾；用最小二乘法進行曲線擬和以降低測量的系統誤差。 -
Firstly the paper summarized the methods of passing over of neutral section and its application status quo in the domestic and oversea. as the research object of the paper, the reason of over - voltage caused by the method of ground transfer by vacuum breaker is analyzed though simulation and experiment. and based on the analyze, a method of automatic passing over of neutral section using thyristor vale to controlling the phase of electric power is presents
本文首先綜述了國內外自動過電分相的方式及應用研究現狀，並以地面開關轉換方式為本文的研究對象，通過模擬和實驗，分析了這種方式產生過電壓的機理，以此為基礎，提出了以晶閘管閥控制電網電源投入時刻的自動過分相方案。 -
An a. c. voltage of 2000 volts is applied between the winding and ground to test the integrity of the insulation between the winding and core iron
在線圈繞組和地線上加上2000伏交流電以測試線圈繞組和芯鐵之間的絕緣的整體性能。 -
This paper mainly study electromagnetism damage problem on the bearing lubricate interface induced by modern power inverter. investigate the different forms of rotor to ground voltage and bearing currents
本文主要以電機軸承為研究對象，對現代變流技術導致的潤滑界面電磁損傷現象進行研究。 -
To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ，實現了電流（電壓）采樣?數據處理?電流控制的閉環控制結構；地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題；控制信號反相的同時進行幅度壓縮，使得輸出調整電壓的解析度提高；根據常規的比例?積分?微分（ pid ）調節模型，針對陀螺系統的特性，給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法；不同條件下系統穩流性能的對比、分析在論文最後給出，並據此找出了決定該系統穩流精度的關鍵因素，提出了系統的改進意見。 -
Realizing automatic control and centralized monitor & control of the gas supply system will not only solve all kinds of problems and disadvantages under manual control at present, but also can be transplanted and extended to the monitor & control system of the equipment in other ground service support systems such as : low - voltage power distribution 、 cable arms 、 platform and air conditioning, which will finally become a part of the centralized monitor & control and telemetering launch system of the ground equipment
實現發射場配氣系統的自動控制和集中監控，不僅可以解決目前手動控制存在的各種問題和弊端，而且項目的研究實施可以移植、擴展到低壓配電、擺桿、平臺、空調等地面勤務系統設備的監控上，並最終成為地面設備集中監控和遠距離測試發射的一部分。 -
When the rotor to ground voltage is exceed the critical oil film threshold voltage, the oil film breakdown induce a large current, and even appear electric discharge machining ( edm ) current. therefore, the lubricate interface is damaged
當電壓超過了潤滑油膜所能承受的電壓時，油膜被擊穿出現很大的放電電流，甚至出現電火花，導致潤滑界面的破壞。 -
An insulating lift is presented to improve the insulation property between the gripper and ground of high voltage hot - line cleaning robot, and to decrease the initial cylinder ' s working - pressure of vertical lifting mechanism
摘要提出了一種絕緣升降平臺，用於提高高壓帶電清掃機器人帶電作業時的對地絕緣性能，同時降低機器人垂直升降機構驅動油缸的初始工作壓力。 -
The substrates were biased by dc voltage negatively with respect to ground. the films were characterized by infrared spectra and x - ray photoelectron spectroscopy ( xps )
薄膜成分以紅外吸收譜和x射線光電子能譜標識，薄膜形貌以原子力顯微鏡觀測。 -
That is, showing the static electricity controlling in the design ; eradicating every possible channels of resulting in the static electricity in the production ; safely discharging ; validly moderation and testing the energy of the static electricity in time, the article introduces the method which synthesize applications to connecting to the ground, discharging the power, clamping the voltage and shielding, and assisting with efficient trainings, managements and operation procedure, construct a complete protection to the static electricity which will exclude static electricity, the terror of the current electronics industry out of it
即在設計中體現靜電控制思想、在生產中杜絕一切可能產生靜電的途徑、安全的泄放、有效的中和及實時的靜電檢測，綜合運用接地、泄流、屏蔽和箝位等技術，並輔之以一套行之有效的培訓、管理制度和操作程序，構成一個完整的靜電防護體系，將靜電這個電子工業中的「恐怖分子」拒之門外。 -
This is the maximum voltage that can be applied safely to an output terminal, with respect to the ground of the device
這是能安全地作用於輸出端的、相對于器件地的最大電壓。 -
Rated power frequency withstand voltage one minute dry test wet test phasing to ground 95 85
額定工頻耐受電壓1min kv對地干試濕試95 85 -
Rated lighting impulse withstand voltage vacuum break, phase to ground isolation break 185 215
額定雷電沖擊耐受電壓真空斷口對地隔離斷口kv 185 215 -
Risk of casualties will increase if details of the overhead line ( e. g. voltage level, distance to ground, etc. ) are not ascertained before commencement of works
如在展開工程前並沒有確定有關架空電纜的詳細資料（例如：電壓及與地面的距離等） ，引致傷亡的風險將會增加。 -
If any of the proposed works fall within the vicinity of the overhead lines, ascertain the voltage rating, the overhead lines distance from the ground, and consult the electricity supplier of the lines to agree on a mutually acceptable work plan
如任何擬進行的工程處于架空電纜附近的范圍內，必須先確定電纜的額定電壓值、架空電纜與地面的距離，並諮詢供電商的意見，以議定雙方可以接受的工作計劃。 -
To avoid this earthing, ac lines have to be built a long way from the ground ? and the higher the voltage, the farther away they need to be
為避免這種地面衰減，交流電纜就必須架在遠高於地面之上? ?電壓越高，所需高度就越高。
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