電弧狀態 的英文怎麼說

中文拼音 [diànhúzhuàngtài]
電弧狀態 英文
conditions at the arc
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 弧 : 名詞1. [數學] （圓周的任意一段） arc2. （古代指弓） bow
  • 狀 : Ⅰ名詞1 （形狀） form; shape 2 （情況） state; condition; situation; circumstances 3 （陳述事件或...
  • 態 : 名詞1. （形狀; 狀態） form; condition; appearance 2. [物理學] （物質結構的狀態或階段） state 3. [語言學] （一種語法范疇） voice
  • 狀態 : status; state; condition; state of affairs: （病的）危險狀態 critical condition; 戰爭狀態 state o...
  1. In order to solve the default of the limited valid scope and discontinuity characteristic, introducing the state continuous conversion gene based on establishment of respective mathematics model for low and magnitude current scope, and integrate with them reasonably then having established the mathematics model of suitable whole scope and having solved present mathematics model existent problems

    本文針對目前電弧爐負載數學模型存在的適用范圍有限、特性不連續等缺點，在建立了分別適合大、小電流區域運行特性的數學模型的基礎上，引入狀態連續轉換因子，將分別適合大、小電流區域運行特性的數學模型有機結合為一個整體，建立了適合全范圍的數學模型，解決了目前數學模型存在的問題。
  2. The main work and conclusion for this paper is as following : according to the flashover test results of several kinds of iced insulators under positive voltage and negative voltage, this paper obtained : for the single porcelain insulator, the single glass insulator and the composite insulator bridged completely by icicle, the metal cathode ' s strong ability of emission electron is the primary reason that results in the lower negative flashover voltage ; the position difference of the high resistance district in method anode side results in that porcelain insulator cluster and glass insulator cluster have an evident effect of polarity ; when less ice and no icicle at the brim of the sheds, due to numerous non - polar arcs on the composite surface, the effects of polarity of composite insulator was lost using the test method of the average flashover voltage in the freezing period, dc flashover performances were investigated of several insulators with some typical structures and different material

    本文的主要工作和結論如下：在人工氣候室內，根據不同覆冰絕緣子正、負極性下的閃絡試驗結果，得出負極性電弧金屬陰極的強電子發射能力造成了單片瓷、玻璃絕緣子及被冰凌橋接的合成絕緣子有較低負極性冰閃電壓；正極性電弧金屬陽極側產生高電阻區所處位置的差異使得瓷和玻璃絕緣子串具有明顯的極性效應；覆冰較少時，合成絕緣子表面出現數量較多的非極性電弧使合成絕緣子無極性效應。利用覆冰期內平均閃絡電壓的試驗方法，對不同材質和結構的絕緣子在覆冰、低氣壓和污穢共存環境中的直流閃絡特性進行了研究。試驗結果表明，直流平均閃絡電壓隨著海拔的升高、覆冰量的增加以及污穢度的增加而降低，且其特徵指數與絕緣子結構、覆冰量、覆冰狀態、污穢度等有關。
  3. Some new phenomenons were discovered. the width of trigger current changes with the discharge condition, it is only 100u. s when let the trigger source work alone, but it can rise up to 300us with the arc current and magnetic field

    在研究過程中發現引弧電流脈沖寬度受放電狀態的影響很大，在不引燃主弧時脈寬只有75 s ，而在引燃主弧並在加磁場的情況下會增大到300 s 。
  4. Due to two work states - - - arc burning and short current - - - existed in welding process of consumable electrode welding, and different control objectives in these two states, two close - loop feedbacks are designed in the control system : welding voltage feedback and welding current change rate feedback

    根據熔化極co2焊機具有燃弧和短路兩種工作狀態，且兩種狀態下控制目標不同的特點，在控制系統中設計了雙閉環反饋：焊接電壓反饋及焊接電流變化率di / dt反饋。
  5. The tap - changer is made with solid state relay as its working mechanism and controlled by microprocessor. this switch has totally cancelled the mechanical drive organization, by the microprocessor according to the voltage of second side microprocessor decide the working condition of solid state rely, high regulation speed, need not transition resistor, rush current is low. operating frequently ; there is no electric arc to produce, can put in the fuel tank of the voltage transformer directly ; the structure is simple, the fabrication cost is low, benefit and use widely among the voltages transformer of distribution

    其中的有載調壓分接開關，它是一種完全由固態繼電器作為分接開關執行機構，由單片機控制的有載自動調壓的變壓器分接開關。該開關完全取消了機械傳動機構，由單片機根據變壓器二次側電壓的高低，決定與變壓器各分接頭聯接的固態繼電器的工作狀態。調節速度快，改變分接頭時不需過渡電阻，沖擊電流小，可頻繁操作；無電弧產生，可以直接放在變壓器油箱中；結構簡單，造價低，便於在配電變壓器中推廣使用。
  6. Owing to the delay in change of regulation of executing agency with respect to changes in realistic state, arc furnace is predicted the state in the next time, with nn predicting model, so that the current wins comparative stabilization and impact of trashy power is reduced

    本文首先針對電爐的執行機構的調節總是滯後於電弧爐實際狀態的變化，加上電弧爐神經網路預估模型，通過它預估出電弧爐下一時刻的狀態，使電弧電流能達到一種相對的極穩狀態，減少無功功率沖擊。
  7. Switches play transmitting and cutting electrical current role during the working electrical net as a hinge, the important role will be brought into effect by the key part in switches - arc contact. if the contacts have invalidated and could not accomplished the important role during the working electrical net, switches would detonate, which result in the paralysis of whole net linked by the switches, the higher the transmitting voltage of net is, the bigger the affected area is, therefore, in order to decrease or avoid the arc eroding and invalidation during the net working, it is necessary to study the arc eroding and invalidation mechanism of contacts, sequentially make the whole net stable

    可以說是電網中樞紐，而實施斷路器重要作用的核心部件就是弧觸頭，如果在動態使用中由於觸頭的失效而不能有效開斷的話，斷路器就會整機爆炸，後果就是它所連接的整個電網處于癱瘓狀態，電網的輸變電電壓越高，波及的面積越大，所以有必要對觸頭的動態燒損和失效進行詳盡的分析，減少或避免實際使用過程中的燒損和失效，從而穩定整個電網。
  8. The paper presents a new e. a. f ( electric arc furnace ) adaptive control method based on a neural network ' s compensation by predicting. the neural network is used here to predict the condition of e. a. f, then to control an actual system by compensating the outputing of routine controller. the dynamic modification of the weighting value of a neural network by improved dbd algorithm serves as an adaptive method. hence the system can adapt itself better to the variations in load and external interference. which has yielded a satisfied control quality

    電極調節器採用一種新的電弧爐電極自適應控制方法- - -基於神經網路預估補償的自適應控制。採用神經網路預估對象狀態，進而對常規控制器的輸出做補償以控制實際對象，利用改進的dbd演算法動態修改神經網路權值作為自適應方法，使系統較好地適應負荷和外擾的變化，從而獲得滿意的控制質量。
  9. The results show that columnar center zone was observed in the tri - mixed gas arc shape

    結果表明，三元混合氣體的電弧形態中可觀察到柱狀中心區。
  10. The interaction between the arc and the gas flow is simulated during interruption by using the idea. the state parameters of the expansion volume, the dynamic properties of arc and flow field parameters during the breaking process are obtained

    對自能式sf _ 6斷路器開斷過程中電弧及氣流場間相互作用進行了模擬，得到了各個時刻膨脹室的狀態參數及滅弧室內氣流場、電弧的動態特性。
  11. Because arc welding inverter is working in the large signal perturbation state, a large - signal simulation model is created

    根據弧焊電源系統工作在大信號擾動狀態下的特點，建立了電源系統的大信號模擬模型。
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