電弧點焊 的英文怎麼說
中文拼音 [diànhúdiǎnhàn]
電弧點焊
英文
arc point welding-
Industrial limited company of electrical machinery of branch water makes the arc arc welding generator of three - phase direct current professionally, exempting and is shocked by electricity the dangerous advantage, stop the worker fitting the accident and happenning, 200 to 600 amperes are complete in specifications
清水電機工業有限公司專業製造三相直流電弧電焊機,擁有免遭受電擊危險優點,杜絕工安事故發生, 250至600安培規格齊全。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。Argon welder, oxygen welder, co2 welder, electric welder, allumen composite sole welder and ultrasonic plastic welder total : 14 sets braze, iron welding stainless steel welding, plastic welding, welding of composite sole of stainless steel aluminum, direct welding, roll welding, spot welding
氬弧焊機氧氣焊機二氧化碳焊機電焊機鋁合金復合底焊機超聲波塑料焊機共計14臺銅焊鐵焊不銹鋼焊塑料焊不銹鋼鋁復底焊直焊滾焊點焊In long views, arc - welding inverter is the trend of welding power supply
從長遠觀點來看,弧焊逆變電源是焊接電源的發展方向。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Railway rolling stock. art and resistance welded joints of steels. part 1 : acceptance criteria for defects in welded butt and corner joints
鐵路車輛.鋼的電弧和電阻焊接接頭.第1部分:對接焊點和角焊接點中缺陷的驗收準則In this thesis, a high - frequency variable polarity arc welding power supply was investigated, which consisted of two independent power sources, the variable polarity power supply and the high - frequency pulse one, having advantages both of them
本文針對鋁合金焊接研製了一種新型電源,所研究的高頻變極性弧焊電源採用雙電源結構,由變極性電源和高頻脈沖電源組成,綜合了兩者的優點。Abstract : the image of arc zone of flux - cored underwater wet welding was developed with underwater ccd camera system and composed filter technology. the discussion is mainly focused on the theory of edge detection. an image edge detection method based on median filter and grads algorithm was developed to detect the arc burning zone and arc bubble zone efficiently, which laid the foundation for further analysis of underwater wet welding arc mechanism and process control
文摘:通過復合濾光技術和水下ccd攝像系統,採集出了藥芯焊絲水下濕法焊接電弧區域圖像,重點論述了邊緣檢測理論,確定了基於中值濾波和梯度運算元的電弧區域圖像邊緣檢測方法,有效地區分了電弧燃燒區域和電弧氣泡區域,從而為水下濕法焊接電弧的機理分析及水下焊接過程式控制制奠定了基礎。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。The dcep mig has the characteristic of deeper penetration which can reduce defective fusion and good arc stabilization. the dcen mig has the characteristic of shallow penetration of welding seam, and the welding wire has a high melting speed. so the variable polarity pulsed mig is a new technology for the welding of aluminium alloy sheet
變極性脈沖mig焊是一種新的焊接工藝方法,其綜合了dcep脈沖mig焊熔深較大、可以減少焊縫的熔合不良、電弧穩定性好和dcenmig焊焊縫熔深淺、焊絲熔化速度較快的特點,減小了焊縫的熔深,增加了焊絲的熔化速度,是一種適合於薄板鋁合金焊接的新方法。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。The automatic moving welding welding instrument uses contactless control circuit. to start motor and change direction are very reliable, so prolong the working life notably
埋弧焊小車採用無觸點控制電路,電擊啟動,換向特別可靠,使壽命顯著提高。The arc - welding inverter power supply has the advantages of well controllability, fast dynamic response and having facility in realizing real - time control. it has great potential in performance. so it has been used more and more widely
弧焊逆變電源具有控制性能好、動態響應快、易於實現焊接過程的實時控制等優點,在性能上具有很大的潛在優勢,因此在焊接領域得到越來越廣泛的應用。The arc welding is one of the basic technology of shipping manufacture, the problems may be harm for the health of operators, who are exposed to the environment of welding fume, noxious gas, noise and electromagnetism for a long time, are always being paid attention by all government departments and professionals
摘要電弧焊接是船舶製造中的基礎工藝之一,對操作人員長期暴露在焊接煙塵、有害氣體、噪聲及電磁等環境下可能危害健康的問題一直是各級政府部門和各界專業人士的關注的重點。Health and safety in welding and allied processes - laboratory method for sampling fume and gases generated by arc welding - part 3 : determination of ozone concentration using fixed point measurements
焊接和相關工藝的衛生和安全.電弧焊產生的煙塵和氣體取樣的試驗室方法.第3部分:用固定點測量法測定臭氧濃度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。分享友人