現場絕緣的 的英文怎麼說
中文拼音 [xiànchǎngjuéyuánde]
現場絕緣的
英文
field-coated- 現 : Ⅰ名詞1 (現在; 此刻) present; now; current; existing 2 (現款) cash; ready money Ⅱ副詞(臨時; ...
- 場 : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
- 絕 : Ⅰ動詞(斷絕) cut off; sever Ⅱ形容詞1 (完全沒有了; 窮盡; 凈盡) exhausted; used up; finished 2 ...
- 緣 : Ⅰ名詞1 (緣故) reason 2 (緣分) predestined relationship 3 (邊) edge; fringe; brink Ⅱ動詞(攀...
- 的 : 4次方是 The fourth power of 2 is direction
- 現場 : 1. (出事地點) scene 2. (工作地點) site; spot; on-site; work field
- 絕緣 : 1 [電學] (隔斷電流) insulation; isolation; insulate; isolate 2 (跟外界不發生接觸) be cut off ...
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But its accuracy of detecting is low in application. in this paper we try to find a method based on artificial neural network to improve the accuracy of detecting faulty insulators
本文力圖通過大量的實驗室和現場數據的分析,發展一種基於人工神經網路的不良絕緣子診斷方法,提高脈沖電流法用於檢測不良絕緣子的準確性。We took a lot of data of corona pulses from the laboratory and field by using the detecting device. we got the corona finger prints for both the good insulators and the faulty insulators by statistic of the data
本文利用檢測裝置,在實驗室和現場分別採集了大量電暈脈沖數據,統計分析了有、無不良絕緣子時電暈信號的譜圖特徵。In order to verify the effectiveness of steep - front impulse voltage test in finding the internal faults of composite insulator, some insulators with faults, including conductive channel, semi - conductive channels, airy channel, partial little air bubble that occur separately at different place, are modeled. steep - front wave impulse voltage test is made for these faulty insulator and normal insulator
為了檢驗陡波試驗對于發現合成絕緣子內部故障的有效性,分別模擬了絕緣子內部不同部位有導電性、半導電性通道,小氣泡,金屬雜質,長氣泡以及芯棒與護套間不粘連故障的絕緣子,並從三維靜電場計算和用不同陡度的陡波試驗兩個方面進行了驗證。Thermal insulation materials and products - in - situ formed expanded clay lightweight aggregate products - specification for the loose - fill products before installation
熱絕緣材料和產品.現場成形膨脹粘土輕集料產品.松填裝產品安裝前的規范Field test procedure for determining the mechanical uplift resistance of insulation adhesives over various substrates
測定各種襯底上方絕緣膠粘劑抗機械提升力的現場試驗過程This text research the digitalization monitoring method for the medium loss of electric capacitive equipment : the harmony wave analytic approaches, and then adopt the method to test in scene. the result indicate that this method using in the medium loss testing have higher stability and accuracy
本文研究了電容性設備絕緣介質損耗的數字化監測方法:諧波分析法,並採用諧波分析法在現場進行了測試,結果表明該方法在介損測試中具有較高的穩定性和準確性。Fmc closed air insulation wire tank is a new products designed and developed by us and its techniques and craft has reached the requirements of high graded products in the 1990s. it s suitable for the following conditions : four - wrie system or five - wire system,
Fmc空氣絕緣型封閉母線槽是我公司自行研究開發的新產品,生產技術及製造工藝要求達到九十年代國內先進水平的母線槽電器產品,適用於交流三相四線制三相五線制,頻率50 60hz ,額定工作電壓至660v ,額定工作電流250 - 5000a的供配電系統,主要用於現代化廠房車間和高層建築等場所。The experimental results show that the surface charging is related with the pre - flashover events, the pre - flashover events can bring the change of surface charge distribution. these may be attributed to the micro - discharge caused by the traps in insulator. the charge carriers can be captured by traps, a space electric field will be set up by the trap centers, and the combined electric field may exceed the breakdown electric field of local area, then the micro - discharge will be initiated
分析表明,反向預閃絡現象與材料的陷阱分佈有關,試樣中電極附近的陷阱中心俘獲載流子后所形成的空間電場的作用是產生這一現象的原因;預閃絡現象和表面帶電現象都是由於絕緣子表面陷阱中心俘獲載流子形成空間電場造成局部場強過強引發的局部放電形成的。Based on the requirement of electrica l power plants, we designed a new type of sensors for stator winding partial discharge measurement online. the sensors are of good insulation, high sensitivity, easy installation on site, and good safety, suitable for on - site application
根據現場的要求,本文研製出一種非接觸式空氣電容傳感器,它具有頻帶寬、絕緣性能好、靈敏度高的特點,可以在高壓端測量高頻放電脈沖,可以代替各種接觸式傳感器在發電機高壓母線端進行在線局部放電監測。Standard test method for field pull testing of an in - place exterior insulation and finish system clad wall assembly
外部絕緣和精整系統包壁組件中的現場拉伸測試的標準試驗方法Surface flashover across the insulators in vacuum is the major limitation of the performance of the high power system, such as high power microwave tube, pulse power switch, high - energy linear accelerator, etc. flashover studies are of considerable importance in many applications. alumina ceramics are used widely in vacuum insulation system. the flashover and charging performance have been systematically investigated on alumina ceramics in vacuum under pulse voltage ( 0. 7 / 4 ^ 8 )
真空中絕緣子沿面閃絡現象是制約高功率微波管、脈沖功率開關、高能粒子加速器等系統性能的主要原因,這是因為真空中絕緣子在一個比自身及相同真空間隙擊穿電場低得多的電場下就發生了表面閃絡的緣故,研究真空中絕緣子沿面閃絡現象及其形成機理對于改善和提高系統性能有重要意義。In this paper, we begin with actual products designs and then combine the real conditions. on condition that technique conditions requirements were satisfied, by adopting electromagnetic field numerical analysis and experimental research, the electric field distribution inter - phase and to ground of 12kv metalclad withdraw switchgear vacuum circuit breaker is described accurately. the electric field distribution and movement in different conditions are also confirmed
本文從實際產品設計入手,結合現實情況,在滿足技術條件要求的基礎上,通過採用電磁場的數值模擬分析及實驗研究,準確地描述了12kv配電系統中置櫃真空斷路器相間及對地全場域電場分佈情況,確定了中置櫃在不同情況下的電場分佈、變化情況,通過理論的計算和分析,對產品的絕緣進行了校核與驗證,通過多種方法的比較,進而得到合理的布置結構和達到最佳的絕緣配合,為實際產品的開發和設計提供了理論依據。Magnetic head is designed by six magnetic poles in symmetrical distribution, the design of excitation loop and excitation angle makes magnetic field act on welding arc region which could control welding arc effectively. the insulation, cooling and hermetization of magnetic head avoid the influence on magnetic field of outside ; miniaturization design of magnetic head could achieve different welding process
磁頭裝置採用六磁極對稱勵磁方式設計,勵磁線圈和勵磁角度的設計使產生的磁場恰好作用於焊接電弧區域以實現對電弧的有效控制;磁頭的絕緣,冷卻,密封設計避免了焊接過程中外界因素對磁場的干擾;磁頭整體的小型化使該裝置可以實現多種形式的焊接工藝。Standard test method for visual examination of used electrical insulating oils of petroleum origin in the field
用過的石油制電絕緣油的現場目測檢查的標準試驗方法Characterization of an external - magnetic field mid with polymer anode and a self - magnetic field mid with graphite anode operated in unipolar and bipolar pulse mode, respectively, has been performed. it is found that the characteristics of hipib are mainly depended on two crucial factors, i. e. the properties of insulated magnetic field and anode plasma
通過聚合物陽極的單極脈沖模式外磁絕緣離子二極體和石墨陽極的雙極脈沖模式自磁絕緣離子二極體工作特性的實驗研究發現,影響hipib產生特性的主要因素是離子二極體的絕緣磁場性質和陽極等離子體特性。In order to gather the insulation condition information of equipment quickly and accurately for on - line monitoring, it ' s necessary to build a real - time, credible insulation information transmission system with the capability of transfer bulk data
實現在線監測,首先要能及時、準確地獲得現場設備的絕緣狀態信息,因此,建立一個能實時、穩定、快速地傳輸大容量數據的絕緣信息傳輸系統是十分必要的。The endurance function of the insulation field is widely concerned in the power system. according to the equality between the two dimensional weibull distribution and the law of electrical aging, after the method for estimation of the voltage endurance coefficient is presented by the maximum likelihood estimation and the minimum square estimation of the two dimensional weibull distribution parameters, on the basis of the analysis of the test disadvantages under invariable voltage, the method of obtaining the voltage endurance coefficient under the intension increased by degrees is considered
電氣絕緣電老化性能是電力系統普遍關注的問題,由於二元weibull分佈與電老化定律在評價絕緣老化特性上存在等價性,本文首先介紹了二元weibull分佈參數採用極大似然法和最小二乘法估計獲得電壓壽命指數的方法,同時在分析其在恆定電壓下試驗容易出現,由於電壓選擇不當導致試驗時間過長現象的基礎上,討論了利用場強遞增方式確定電壓壽命指數的方法。In this device msp430 was selected as cpu to complete the task of sampling, processing and saving data. the backstage computer in the monitoring room communicates with each field device by wireless system. the computer receives and processes the data from field on time in order to predict alarm or give an alarm on the insulators contamination and humidity state
此外系統還採用msp430單片機作為cpu來完成數據的採集、處理和存儲等功能,由監控室內的后臺機對現場抄收的數據進行處理、判斷,對各個絕緣子的污濕狀態進行預警或報警。The least load current to realize magnetic insulation in milo is obtained from the relation between current and azimuth magnetic field and the relation between magnetic field and electron movement track
根據電流與角向磁場的關系和磁場與電子運動軌跡的關系得到在milo中實現磁絕緣所需要的最小負載二極體電流。Standard test method for field testing uplift resistance of adhered membrane roofing systems
使用剛性絕緣的鋼蓋板的屋頂及瀝青組合屋頂的防隆起現場試驗的方法分享友人