燃弧電壓 的英文怎麼說

中文拼音 [ránhúdiànyā]
燃弧電壓 英文
arc-burning voltage
  • 燃 : 動詞1. （燃燒） burn 2. （引火點著） ignite; light
  • 弧 : 名詞1. [數學] （圓周的任意一段） arc2. （古代指弓） bow
  • 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...
  • 壓 : 壓構詞成分。
  • 電壓 : voltage; electric tension; electric voltage
  1. Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead

    通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點，發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下，通過調節焊接迴路中的電感量和電源電壓，可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行，並且熄弧時間最短時，短路過渡頻率最高，在這種情況下，飛濺小，焊道成型好，焊接過程穩定
  2. It has certain fight impact, endure electric arc and good endure leakage of electricity, it is mainly apply to make insulation structural of low voltage of electrical equipment as well as daily use utensil accessory etc. product appearance submits granular

    通過阻燃性能認證。具有一定的抗沖擊性耐電弧性和良好的耐漏電性，適用於製造低壓電器絕緣結構件以及日用器皿配件等。產品形狀呈粒狀。
  3. Using the traits of arc adjust itself of the co _ 2 welding, adopting slow - descending feature or even feature of electrical source equipping with system that delivering the welding rod at the invariable speed, then, the arc burning steadily is realized, and the quality of welding is improved

    利用co _ 2氣體保護焊電弧的自身調節特性，採用緩降或平硬特性的電源配等速送絲系統，通過改變電源空載電壓來調節電弧電壓，再利用電弧電壓和熔化速度之間的關系調節焊絲熔化速度使之等於送絲速度，最終實現電弧的穩定燃燒。
  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. By improving surface condition of parts and one shot seal - off clean room grade, using ultrasonic vapor phase cleaning process, the inner parts of vacuum interrupter get cleaner. movable particles have been diminished by automatic current ageing, power frequency hi - voltage ageing and dynamic high current ageing. as the dielectric strength of clearance in vacuum interrupter improved, the probability of re - ignition in test drops evidently

    通過提高零件表面加工質量，改善一次封排間的真空衛生條件、制定合理的超聲波氣相清洗工藝提高管內潔凈度，採用自動電流老煉、超高壓工頻老煉、大電流動態老煉等工藝進一步消除真空滅弧室內活動性微粒，可提高真空滅弧室真空間隙介質強度，使真空開關投切電容器組的重燃率大大降低，並通過實驗驗證真空開關投切電容器組的重燃率在製造工藝改進後由原來的10 . 7 %降低至1 . 3 % 。
  6. To improve its reliability, it is effective to investigate the dynamic change of the whole process from arcing to arc suppress

    揭示電弧從燃弧到滅弧的動態變化過程，是提高低壓電器產品可靠性的有效途徑之一。
  7. The paper establishes a mathematic model that describes the relationship between the arc voltage, the recovery voltage and the arc shield voltage. lt makes a detailed theoretic analysis of the plasma changing laws between contacts and the arc shield gap arc in the arcing process and after - arcing recovery process. the model has achieved the same results as the experiment results

    建立了描述真空滅弧室的電弧電壓、恢復電壓與屏蔽罩電壓之間關系的數學模型，從理論上詳細分系了燃弧過程和弧后恢復過程中，真空滅弧室觸頭間隙和觸頭與屏蔽罩間隙電弧等離子體的變化規律，取得了與試驗結果一致的結論。
  8. This paper designs a device of testing the arc shield voltage in the vacuum interrupter, and makes a study of the arcing and after - arcing recovery characteristics of the arc shield by measuring the arc current, the arc voltage, the recovery voltage and the arc shield voltage

    本文設計了真空滅弧室屏蔽罩電壓測量裝置，並對真空滅弧室在燃弧和弧后介質強度恢復過程兩個階段的電弧電流、電弧電壓、恢復電壓和屏蔽罩電壓進行了全面、系統的波形測試，研究了真空滅弧室蒸汽屏蔽罩在燃弧和弧后介質強度恢復過程的特性。
  9. In this paper, the over voltage induced by re - ignition, rules of breakdown in vacuum contact clearance, factors which influence dielectric strength of clearance and characteristics of re - ignition when vacuum switchgear switch capacitor banks are analyzed. the conclusion is that the breakdown of clearance in vacuum interrupter is the direct cause which inducing re - ignition of vacuum circuit - breaker in capacitor banks ’ switch. particle breakdown is the essential reason to induce breakdown in clearance of vacuum interrupter, although mechanical characteristic of vacuum circuit - breaker is another factor

    本文通過對真空開關投切電容器組重燃過電壓、真空觸頭間隙擊穿機理及影響真空間隙介質強度的因素、真空開關投切電容器組重燃現象特點進行分析研究發現，真空滅弧室斷口的真空間隙擊穿是導致真空斷路器投切電容器組重燃的直接原因，其次是真空斷路器機械性能的影響，而微粒擊穿是導致國產真空滅弧室真空間隙擊穿的根本原因。
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