arc-welding source 中文意思是什麼
arc-welding source
解釋
弧焊電源-
In this paper, it has been studied by the slope - controlled scr rectifier that external characteristic of welder relate to arc digging action and the strong arc force of arc welding power source in manual arc welding formed
利用一種特製的變結構可控硅整流焊機，研究不同焊機外特性對電弧穿透力的影響；探討了手工電弧焊強電弧力形成機理；並且指出正確設計電源外特性，是獲得較強電弧穿透力的途徑。 -
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。 -
Based on characteristics above, a new theory of “ controlling movement by moving ” is proposed, which means that controlling welding arc by moving magnetic field. a new device for generating rotating magnetic field is designed ; magnetic head and excitation power source are included
本文基於以上幾種磁場形態和勵磁方式的特點，提出了「以動制動」的控制思想，即用動態變化的磁場來控制電弧的運動，研製了一套新型旋轉磁場發生裝置，本裝置包括磁頭裝置和勵磁電源兩部分。 -
The hardware of the system comprises the five sub - systems, i. e. welding power source, arc length controller, welding wire feeder, welding head traveller and detector. the software is composed of the off - line serving program and the on - line executing program
此系統的硬體主要包括五個子系統，即：焊接電源、弧長控制器、送絲機構、焊矩行走機構和檢測機構；軟體包括在線執行程序和離線服務程序。 -
By the test of three - dimensional distribution, form character, rotating frequency and magnetic field intensity of rotating magnetic field, it showed that the magnetic field produced is a highly rotating magnetic field and mainly distribute on welding arc region, rotating frequency and magnetic intensity can be regulated through excitation power source
通過對產生磁場的空間分佈，形態特徵，以及旋轉頻率和場強大小的測試證明該磁場是一個高速旋轉的磁場空間，而且磁場主要集中分佈在焊接電弧區域內，磁場的旋轉頻率和場強大小都可以通過勵磁電源進行良好調節。 -
Development of inverter ac pmig arc welding power source
逆變弧焊電源的研製
分享友人