arc supply 中文意思是什麼

arc supply 解釋
電弧電源
  • arc : A. R. C. ＝ American Red Cross 美國紅十字會。n. 1. 弧；弓形，拱（洞）。2. 電弧，弧光。
  • supply : vt （ plied） 供給；供應；配給；補充，填補，彌補（不足、損失等）。 Cows supply us （with） milk ...
  1. We have been closely cooperated with beijing institute of technology, one of the most prestigious university in china, and co - developed ion vacuum plating technique, multi - arc tin coating technique and twin - eccentric automatic fuel supply advancer in the recent years successively, and acquired many patents. the sag and scda series fuel supply advancer manufactured in one of our branch company : has adopted the advanced twin - eccentric blocks structure, thoroughly changed the traditional structurearc block, sliding block. the angle of advance is very accurate and precise, also perfect at position resume

    由本總公司提前器廠生產的sag scdm兩大系列供油角度自動提前器，改變了目前提前器市場上的傳統結構，用先進的雙偏心式結構，代替了二十年一貫制的弧形塊滑塊式結構，具有提前角特別靈敏，恢復性好，怠速運轉無噪音等優點，克服了提前器擺動大漏油等常見缺陷。
  2. Spiral submerged - arc welded steel pipe for municipal heat supply

    城市供熱用螺旋縫埋弧焊鋼管
  3. The problem about neutral - point - grounding mode is an all - around technical problem which associated with not only power system reliability ， insulation coordination ， electromagnetic interference ， but assault safety 。 in china ， the neutral grounding modes of the 10kv net involved of none grounding, grounding by arc suppressing coils, resistance grounding or reactance grounding in the past 。 with the development of civic power network ， low resistance grounding mode was used to restrain the over voltage, particularly in guangzhou, shanghai ， beijing ， and zhuhai etc. it was reported that the over - voltage level of low resistance grounding mode is lower than that of arc suppressing coil mode, but the operation carried out the other way 。 at substations in guangzhou and shanghai it was found that the low resistance grounding mode is successful 。 but in some areas ， such as zhuhai ， substations grounding with low resistance revealed some problems ， including power supply reliability rapidly dropping ， transmitting line often tripping ； and person safety being threatened 。 so interiorly the grounding mode selection of the 10kv network was disputed, which mainly focused on the fault form of 10kv net grounding, the apply area of suppressing arcing coil grounding mode, power supply reliability level of the two modes, person safety, communication interfere and the workload of maintenance

    爭議點主要是在10kv電網接地故障的形式、消弧線圈接地的應用范圍、兩種運行方式供電可靠性的高低、人身安全、通訊干擾和運行維護工作量等諸多方面。 11 17本論文就是針對以電纜為主的城區10kv電網中性點接地方式的選擇問題進行研究。論文首先對10kv電網的中性點運行各種方式進行分析，比較各方式的特點，然後以重慶儲奇門變電站10kv電網的實際參數來建立數值計算模型，在考慮了電網接地電容電流變化、中性點電阻取值大小、接地點接地電阻值變化等多種影響因素的情況下，對中性點經消弧線圈接地和經小電阻接地方式下電網的過電壓水平和接地點短路電流大小進行了數值計算，其計算結果與電科院所作現場試驗進行了比較。
  4. Synthetic insulator arc - over reason diagnosis in baotou power supply bureau

    包頭供電局合成絕緣子閃絡原因調查分析
  5. 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。
  6. 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
  7. 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。
  8. 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。
  9. Thermal spraying - wires, rods and cords for flame and arc spraying - classification - technical supply conditions

    熱噴塗.火焰噴塗和電弧噴塗用線材棒材和軟線.分類.技術供貨條件
  10. The simulation result proves stability of the power supply and simulation waveform satisfies the technological requirements of co2 shielded arc welding

    模擬結果證明所設計的電源控制系統在強烈的負載大信號擾動下，能夠穩定工作，模擬波形滿足co2焊的工藝要求。
  11. In the 3 ~ 35kv power supply system of our country, the large part is the not solidly earthed neutral system. when the single - phase earthed phenomena happens in this system, this electric power network can run with failure. and in this way the operated cost can reduce greadty. and at the same time the power supply systemic dependability can be improved. but when the single - phase earthed current is large, this electric power system can engender easily arc earthed overvoltage and interphase short circuit by this means

    在我國10 35kv供電系統中，主要為中性點非直接接地系統，這種系統在發生單相接地時，電網仍可帶故障運行，這樣可以大大降低運行成本，提高供電系統的可靠性，但這種供電方式在單相接地電容電流較大時容易產生弧光接地過電壓和相間短路，給供電設備造成了極大的危害。
  12. By adjusting the automatic tracing coil of arc extinction for switch stand and analysing technical parameters of arc extinction coil in normal operation, the paper indicates some problems should be taken care of, so as to operate properly automatic tracing coil, to remove the excess voltage of grounded arc and to ensure reliable power supply

    摘要通過調試開關站自動跟蹤消弧線圈，分析自動跟蹤消弧線圈正常運行技術參數，指出設計運行中應注意的問題，保證自動跟蹤消弧線圈正常運行，消除弧光接地過電壓，保證可靠供電。
  13. 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。
  14. Thermal spraying wires, rods and cords for flame and arc spraying classification and technical supply condition

    熱噴塗火焰和電弧噴塗用線材棒材和芯材分類和供貨技術條件
  15. Arc welding electric power supply

    電弧焊電源
  16. Dandong power supply bureau distribution management information system has adopted three - tiered architecture, workflow technology, space data engine technology, internet / intranet technology, etc, consider practical as building principle, based on products such as arc / info from esri company for its development platform, to make it network, graphics and data integreted

    丹東市供電局配電gis管理信息系統採用三層結構，利用工作流技術、空間數據引擎技術、 internet / intranet等技術，從實用化的角度出發，在esri公司的arc / info等產品平臺的基礎上實現了配電信息化管理的網路化、圖數一體化。
  17. 3 ballast : - this is an eclectronic control unit used to initialize arc and supply a stabilized power supply to the bulb and ignitor duing normal arc conditions

    3 ballast : -是一個用來初始化arc條件下向bulb和ignitor提供穩定電源的電子控制單元
  18. Founded in 1986, arc advisory group has grown to become the thought leader in manufacturing and supply chain solu - tions

    成立於1986年的arc咨詢集團已經成為製造業和供應鏈解決方案領域的絕對領導者。
  19. This machine adopts high - level siemens plc concentration control, set up with computer controlled gear shifting vacuum gauge, and a three - flow controller, one set of contra - variant bias power and four - route contra - variant arc power supply, four side - installed heating tubes, computer pid automatic temperature control device, 60 and 100 two kinds versatile arc supply

    該設備採用先進的西門子plc集中控制，裝有電腦自動換檔真空計和三路流量控制器，一套逆變偏壓和四路逆變弧電源，邊裝式加熱管四支，電腦pid自動控溫， 60和100兩種弧源通用。
  20. In this thesis, a set of control system is developed for igbt inverter power supply of consumable - electrode co2 shielded arc - welding machine

    本文為熔化極co2保護的igbt逆變半自動弧焊機電源研製了一套控制系統。
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