common voltage 中文意思是什麼

common voltage 解釋
常用電壓
  • common : adj 1 共通的,共同的,共有的。2 公眾的;公共的。3 普通的,通常的,尋常的,平常的。4 平凡的,通俗...
  • voltage : n. 【電學】電壓,電壓量,伏特數。 the working voltage (電氣的)耐壓限度。
  1. Mems ( micro electromechanical system ) has become one of the most rapidly development technologies. along with the rapid development of mems techniques, capacitive sensor is used widely whose capacitance changes small, which has put forward the new request to the measurement technique. the common measure for capacitance measurement is that convert capacitance to voltage, electric current or frequency. the area of polar plate of the capacitor becomes smaller and smaller, and the total capacitance of micro capacitive sensor is usually several pico farad only. as a result, its change amount is smaller

    Mems ( microelectromechanicalsystem )近年來發展最快的技術之一,隨著mems技術的快速發展,電容式加速度計的電容變化變化量越來越小,對檢測技術提出了新的要求。在電容式傳感器中,常用電容檢測電路是將其轉換為電壓、電流或者頻率信號。目前的微型電容傳感器的極板面積變得越來越小,電容總量只有幾個pf ,變化量就更小。
  2. This papers mainly study the influence of variable speed drive to the electric submergible pump system, for instance, long motor leads effect and common - mode voltage

    本文主要是分析了變頻器對潛油電泵系統的影響,特別是長線傳輸問題及共模電壓問題。
  3. Erection of low voltage installations - part 5 : selection and erection of electrical equipment ; chapter 51 : common rules ; information sheet for the use of the requirements of din vde 0100 - 510 vde 0100 teil 510

    低壓設備安裝.第5部分:電氣設備選擇和安裝.第51章:通
  4. Switches for common application ; toggle switch for a nominal voltage up to 24 v

    普通開關.第2部分:額定電壓最高可達24 v的撥動開關
  5. Therefore it is the sticking point for solving the problem about separating the duty to find methods by which the customer emission level can be accessed ( the voltage that a customer ' s harmonic current begets at the point of common coupling ) more accurately

    由於劃分的依據主要由用戶與電力系統雙方發射的諧波電流在公共聯接點引起的電壓降的比例決定,因此,尋求對用戶諧波發射水平(用戶諧波電流在公共聯接點所引起的電壓降)的準確估計方法,成為了解決責任劃分問題的關鍵。
  6. Finally, the method of estimating power customer emission level based on binary linear regression is put forward, which make it a condition that harmonic emission is steady at the point of common coupling. combined with power system thevenin equivalent and customer norton equivalent, according to the principle of least squares method, the voltage that a customer ' s harmonic current begets at the point of common coupling can be estimated in the light of the plural correlation of network parameters

    最後,提出了基於二元線性回歸的用戶諧波發射水平估計方法,該方法在假設公共聯接點諧波發射穩定的情況下,結合系統側戴維南等值與用戶側諾頓等值的電路圖,按照最小二乘法原理,利用電網各參數的復數關系推導關于系統側諧波阻抗的二元線性回歸方程,並根據諧波阻抗的估計值求取用戶諧波電流在公共聯四川大學碩士學位論文( 2003 )接點產生的電壓降。
  7. Single or three phase at nominal low voltage are required to be inspected, tested and certified at least once every five years. examples of such installations are power supply to lifts, water pumps, public lightings and other communal services in the common area of domestic premises and fixed installations in offices etc. having total loading exceeding 100 amperes, single or three phase

    (單相或三相)時,該裝置須每5年最少作一次檢查、測試及領取證明書。這類裝置包括住宅樓宇內升降機、水泵、公共照明及其他公用設施的供電裝置,辦公室內的固定裝置等,其總負載量超逾100安培(單相或三相) 。
  8. The basic concepts and character values of voltage fluctuation and flicker are introduced firstly, and then the common methods of suppress the voltage fluctuation are discussed. further more, the process of extracting voltage fluctuation signal and calculating flicker values is analyzed, and the principle of detecting voltage fluctuation and flicker is detailed. by analyzing and comparing the features of the methods and devices in existence, a new digital detection method is present

    論文介紹了電壓波動和閃變的基本概念、特徵量以及抑制電壓波動與閃變的常用方法,從電壓波動信號的提取和閃變值的獲得兩方面系統地闡述了電壓波動與閃變的檢測原理,分析比較了現有測量方法和裝置的特點和優劣,在此基礎上,提出了一種新的數字式微機檢測方法。
  9. An analytical mosfet threshold voltage shift model due to radiation in the low - dose range has been developed for circuit simulations. experimental data in the literature shows that the model predictions are in good agreement. it is simple in functional form and hence computationally efficient. it can be used as a basic circuit simulation tool for analysing mosfet exposed to a nuclear environment up to about 1mrad. in accordance with common believe, radiation induced absolute change of threshold voltage was found to be larger in irradiated pmos devices. however, if the radiation sensitivity is defined in the way we did it, the results indicated nmos rather than pmos devices are more sensitive, especially at low doses. this is important from the standpoint of their possible application in dosimetry

    該模型物理意義明確,參數提取方便,適合於低輻照總劑量條件下的mos器件與電路的模擬。並進一步討論了mosfet的輻照敏感性。結果表明,盡管pmos較之nmos因輻照引起的閾值電壓漂移的絕對量更大,但從mosfet閾值電壓漂移量的擺幅這一角度來看,在低劑量輻照條件下nmos較之pmos顯得對輻照更為敏感。
  10. The series genrating set combination of single and three phase brushless generator 、 control panel 、 common base produced by liuzhou jiali electric manufacturing co. ltd and engine produced by nanning machine factory ( abbreviation : nanji ) 、 changzhou engine co. ltd ( abbreviation : changfa ), which appears small size 、 light in weight 、 easy to start 、 low in fuel consumption and noise production with stale voltage and frequency output. it is an ideal power supply for banks 、 post office 、 public places of entertainment 、 households and pasturelands, so on

    本系列機組由柳州佳力電力電工有限責任公司生產的單相無刷發電機、控制箱及公共底座與南寧機械廠(簡稱南機) 、常發集團(簡稱常發)等柴油機廠生產的柴油機組成,具有穩定的電壓和頻率輸出及體積小、重量輕、啟動方便、油耗低、噪音低等特點,充分地體現了高性能、高質量發電機所應具備的要素,是銀行、郵局、娛樂場所、家庭及牧場等的理想電源。
  11. 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。
  12. It is only using one high voltage cable to serve as the common one - turn primary winding for all the output transformers. in addition, the isolation voltage level for the transformers can be made very high

    使用超高壓絕緣的電纜線作為所有輸出變壓器單匝的原邊繞組,電源輸出之間的隔離電壓可以達到相當高的等級。
  13. Research on modulation strategy of matrix converter to reduce common - mode voltage

    用於抑制矩陣變換器共模電壓的零輸出換相策略
  14. This system consists of a full bridge pwm ( pulse width modulation ) regenerative rectifier or so - called vsc ( voltage source converter ) that connected to pcc ( point of common connection ) at the power utility grid through a passive interface circuitry

    這種系統包括一個pwm全橋可逆整流器或者所謂的電壓源變換器,通過無源電路介面與電網的pcc點(公共連接點)相連。
  15. An entirely new structure of high voltage soi ldmos with located charge trenches in vertical and a lateral trench with a shape of u was studied. with lots of analysis on this new compound structure, the breakdown voltage was raised 30 % and size was reduced to 60 % of the common soi ldmos

    這樣,該復合結構不僅可突破普通高壓soimosfet器件的耐壓極限,同時也可以使器件尺寸減少30 %以上;是與國際水平同步的一項重要研究,對soi器件及其功率集成電路的研發具有重要的意義。
  16. Line - to - neutral voltage in a 3 - phase, 4 - wire, y - connected generator, line - to - neutral voltage is the voltage between a phase and the common neutral where the three phases are tied together

    相電壓在三相四線星形連接的發電機中,相電壓是指三相連接點與每相之間的電壓。
  17. Because central potentials of four y windings in 12 - phase generator are not equal each other and there is no common reference inside the generator, it is difficult to identify the on / off of rectifying elements. in this paper, by using a mathematical model with line voltage substitute for phase voltage, the problem that there is no common reference in the 12 - phase generator with rectifier is solved. based on results of the studies on small prototype, 920kw charging generator applied in a submarine is improved in design, and therefore power oscillation with high magnitude when two generators are operating in parallel

    由於十二相發電機中四個y繞組的中點電位不等,電機內部沒有公共參考點,從而在判斷整流元件導通時,不能象三相同步發電機整流系統那樣認為陽極電位最高或陰極電位最低的整流元件導通,本文採用了以線電壓代替相電壓建立十二相整流發電機的數學模型,從而解決了十二相發電機無公共參考點的問題。
  18. The operation where all leads are at common voltage potential. ( wires are bonded and tie bar is not separated such as pmi, molding and so on

    材料所有的腳都在等電位. (已接線,且腳尚未分離.如壓模前檢查到壓模等區域)
  19. The asi parallel system in this thesis is presented based on common voltage loop control. the system is made up of five paralleled modules based on high - frequency zero - voltage - switch 1kva asi

    本文採用公用電壓外環方案,實現了五臺1kva基於高頻零電壓軟開關航空靜止變流器模塊的並聯輸出。
  20. Each module is controlled by voltage - current two closed - loops. the common voltage loop controls system output voltage & frequency, and generates a common reference current signal

    每臺航空靜止變流器模塊均為電壓、電流雙環控制,通過公用電壓調節器穩定並聯系統的輸出電壓及頻率,同時產生統一的模塊電流給定信號。
分享友人