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- Reducing welding current and weld time were found to reduce electrode sti... 電極粘附力隨點(diǎn)焊電流和點(diǎn)焊時(shí)間的減小而下降。
- Preset and welding current use numeric display, visual and precision. 預置和焊接電流采用數字顯示，直觀(guān)、精確。
- Synchronous rectification circuitry allows the load current to flow through the low RDS(on) of the DMOS output driver during current decay. 同步整流電路允許負載電流在電流衰減過(guò)程中通過(guò)DMOS輸出驅動(dòng)器的低RDS(on)流動(dòng)。
- To enhance the microstepping performance, the A3980 also includes mixed-mode current decay which further reduces audible noise and minimizes motor heating and torque ripple. 為了增強微步性能,A3980還包括混合模式電流衰減,可進(jìn)一步降低可聞噪音,并最大限度地減少電動(dòng)機加熱和轉矩脈動(dòng)。
- In both cases Allegro's A4931 synchronous rectification feature will turn on the appropriate MOSFET(s) during current decay to reduce power dissipation. 在兩種情況下,Allegro’的A4931將在電流衰減以減少功率耗損的過(guò)程中在相應的MOSFET啟動(dòng)同步整流功能。
- When the welding current is added, the fusion quality of welding stick will increase, so the weld reinforcement also will increase. 焊接電流增加時(shí),焊絲的熔化量也增加,因此焊縫的余高也隨之增加。
- C , . Incomplete fusion prevent adopting greater welding current, use correctly to weld the cleaning of operating, notice groove position. 未熔合的防止采用較大的焊接電流,正確地進(jìn)行施焊操作,注意坡口部位的清潔。
- The adaptive welding current adjuster based on the minimum variance theory is designed. 設計了基于最小方差調節的自適應焊接電流調節器。
- Weld penetration and wire melting speed of AC PMIG welding not only have relationship with welding current but also with electrode negative ratio. 交流脈沖MIG焊其焊縫熔深及焊絲熔化速度不僅與焊接電流有關(guān),而且與負極性比率有關(guān)。
- Welding current and time are the two most important determinants of joint quality in welding conditions. 焊接電流和焊接時(shí)間是對接頭質(zhì)量影響最大的焊接規范參數;
- The optimized RC parameters of the circuit are derived from current decay process during P-N junction reverse recovery simulated with the exponential function and from scanning function of PSPICE. 該方法利用指數函數模擬P-N結反向恢復時(shí)的電流衰減過(guò)程，并用PSPICE的參數掃描功能獲得吸收電路RC的最佳參數值。
- It is successfully applied in de-noising of welding current，and actual welding current signals are attained. 并成功應用于焊接電流信號的濾波分析處理，得到了真實(shí)的焊接電流信號。
- By controlling welding current flow in time,there will be resultful for solving the problems of much spatter,bed welding bead and poor melting. 通過(guò)及時(shí)控制焊接電流大小可以有效克服CO2焊的焊接飛濺大、焊縫成形差、熔深淺的問(wèn)題。
- With two parallel circuits on arc powered supply,it settles the welding current unicity,stabilizes forerunner arc and ensures enough welding time. 電弧供電采用了兩種并聯(lián)電路,解決了焊接電流的單一性,提供了穩定的先導電弧,保證了足夠的焊接時(shí)間。
- On principle of Joule,welding spot will be formed when welding current pass the contact surface of having certain resistance. 同時(shí)簡(jiǎn)要說(shuō)明了影響電阻焊的主要因素和常用的電極材料。
- Contact Mark. Intermittent marks adjacent to the weld line resulting from the electrical contact between the electrodes supplying the welding current and the pipe surface. 觸點(diǎn)痕。由于供焊接電流的電極與管子表面間的電接觸，致使在焊縫線(xiàn)附近產(chǎn)生不連續痕跡。
- Then, the welding current is detracted, so as to make the bridge braking at the low energy and finish the transfer without splash. 在短路過(guò)渡后期降低電流，使液橋在低能量下爆斷，依靠表面張力完成熔滴過(guò)渡，實(shí)現小飛濺甚至無(wú)飛濺的短路過(guò)渡。
- BX6 series iron core type arc welding machine,through regulating iron core positions,change leak resistin order to regulating the welding current. BX6采用抽頭式變壓器結構，體積小、重量輕、效率高、使用方便。
- Has welding current slow rise and attenuation functions, is propitious to fill arc crater when arc ending, avoids producing crack. 具有焊接電流緩升和衰減功能，有利于收弧時(shí)填滿(mǎn)弧坑，避免產(chǎn)生裂紋。
- A new AC pulse MIG welding process is introduced. And an outstanding welding current waveform capable of stabilizing the AC MIG welding arc is put forward. 采用自行研制的具有方框形外特性的交流脈沖MIG焊接電源 ,又設計了雙凹形焊接電流波形 ,即過(guò)零前后的電流波形均為脈沖大電流 ,有利于交流脈沖MIG焊接電弧的連續穩定。
