焊弧電壓 的英文怎麼說
中文拼音 [hànhúdiànyā]
焊弧電壓
英文
welding arc voltage-
Voltage reducing devices for ac arc welding machines
交流電弧焊機的自動降電壓裝置Wire clipping - ball and high voltage, slow wire sending function developed the arc - starting liability
焊絲削球和高電壓、緩送絲功能,提高了引弧的可靠性。Backing weld procedure technique of all - position narrow gap and thick - walled pipe welding is developed about all - position single - pass welding section analysis, wire feeding behavior, weld arc length, welding current analysis, procedure and joint test. the achievement has general guide meaning to producing and testing all - position welder
從單焊道全位置區段、送絲行為、焊接弧長(電壓) 、電流行為分析、工藝試驗和接頭檢驗等幾方面介紹管道全位置打底焊工藝特點,其研究成果對全位置焊接機的製造和調試具有普遍指導意義。Abstract : backing weld procedure technique of all - position narrow gap and thick - walled pipe welding is developed about all - position single - pass welding section analysis, wire feeding behavior, weld arc length, welding current analysis, procedure and joint test. the achievement has general guide meaning to producing and testing all - position welder
文摘:從單焊道全位置區段、送絲行為、焊接弧長(電壓) 、電流行為分析、工藝試驗和接頭檢驗等幾方面介紹管道全位置打底焊工藝特點,其研究成果對全位置焊接機的製造和調試具有普遍指導意義。The sources of these internal transients are everyday items, such as air compressors, arc welders, pumps, elevators, switching power supplies and other inductive loads
這些內部電涌的根源是每天都會使用的設備,如空氣壓縮機,電弧焊接機,泵,電梯,開關電源和其他的感應負載。Mjc : the sources of these internal transients are everyday items, such as air compressors, arc welders, pumps, elevators, switching power supplies and other inductive loads
這些內部電涌的根源是每天都會使用的設備,如空氣壓縮機,電弧焊接機,泵,電梯,開關電源和其他的感應負載。Cad system, cad turret punches, hydraulic shearing machines, hydraulic press brakes, desk punch presses, upright drilling machines, lathes, ac dc argon welding machines, electric welding machines, ceiling cranes, etc
Cad系統, cad六角鍛壓機,油壓式剪床,油壓式折床,臺式沖床,直立式軸承車床,支流交流氬弧,電動焊接機,懸掛式吊車等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。The variable polarity power supply circuit uses two stages full - bridge inverter, the former inverter is regarded as a constant - current source with fast dynamic response, and supplys energy for the second one, and the latter one is to produce variable polarity current excellently, and low - frequency pulse current by variable polarity power supply is used to reduce input energy and control the shape of weld bead while welding. a series of high - frequency pulse current is superposed on direct - current - electrode - negative ( dcen ) current through the high - frequency pulse power supply, which is used to compress the arc and improve process of crystallization
其中變極性電源採用二次全橋逆變結構,一次逆變提供快速的響應速率並給二次逆變提供能量,二次逆變提供良好的變極性性能,使輸出能量最優化,並用其低頻電流特性減小電弧線能量,控制焊縫成形;高頻脈沖電源提供的高頻電流疊加在反極性電流dcen上,利用電流的高頻特性壓縮電弧,改善焊縫金屬結晶過程。Series of high pressure thermocouples thermalresistances and thermowells, the thermocouple take the form of spring - loaded, of which protective tube and flange are forged of special alloy, as well the thermowell are formed with bar stock drilled. more further, theconnecting between thermowell and flange can be compressed with tapered thread and the groove at the lower end of flange can be welded with argon arc. these thermocouples are usually used in high equipments of hydrogen cracking device, cracker and vaporizer etc for pressure - resistant in over 30 mpa, operating temperature from 0 up to 800
系列高壓熱電偶阻及套管,熱電偶採用彈簧壓著式,保護套管和法蘭選用特殊合金材料鍛造,套管採用棒料整體鉆孔加工而成,與法蘭連接處以錐管螺紋配合併與法蘭下端渠槽處用氬弧焊接,耐壓30mpa ,使用溫度0800 ,可長期使用在加氫裂化裝置裂解裝置,氣化爐等高壓設備中。Voltage feedback control can automatically compensate to the distribution voltage wav and let the welding electric arc stability
電壓反饋控制,對電網電壓波動能自動補償,使焊接電弧穩定。Characteristics of high - pressure welding arcs and the differences between welding arcs under high pressure and normal pressure are analyzed in this paper
摘要對高壓下焊接電弧特性(電弧輻射、傳導、對流)的改變以及焊接電弧的形態變化進行了分析。In aspect of theoretical stud y, the model of high - pressure welding arcs is established, and the governing equation of high - pressure welding arcs and computing equation of voltage drop of arcs are given
在焊接電弧理論研究方面,建立了高壓焊接電弧模型並提出了高壓下焊接電弧的控制方程以及電弧電壓的計算方程。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。Design high frequency to increase voitage and pulse heat to strike arc, so with fine ability to start arc. so with fine ability to start arc. welding current is sufficient
採用高頻增壓引弧及脈沖熱引弧設計,起弧性能極佳,焊流電流充足,卓越的性能價格比。Double forward converter ( dfc ) has many advantages, such as inherent anti - break - though capability, auto clamping the switch voltage etc. regarding the excellent reliability, dfc is one the most widely used topology in the industrial applications, especially for low output voltage area, such as telecommunication energy systems and welding power supply
雙管正激變換器具有內在抗橋臂直通的優點,能使開關管上的電壓自動箝位在輸入電源電壓。由於其可靠性高,電路設計簡單,因而成為目前在工業中應用最普遍的變換器結構之? ,特別是適合於輸出電壓較低應用場合,比如通信系統中的一次電源和弧焊電源。Rubber insulated cables - rated voltages up to and including 450 750 v - part 6 : arc welding electrode cables
額定電壓450 750v及以下的橡膠絕緣電纜.第6部分:電弧焊電極電纜Amendment 2 - rubber insulated cables - rated voltages up to and including 450 750 v - part 6 : arc welding electrode cables
橡皮絕緣電纜.額定電壓450 750v及以下.第6部分:弧焊電極電纜.修改件2Rubber insulated cables of rated voltages up to and including 450 750 v - part 6 : arc welding cables
額定電壓450 750v及以下的橡膠絕緣電纜.第6部分:電弧焊接電纜分享友人