焊接電壓 的英文怎麼說
中文拼音 [hànjiēdiànyā]
焊接電壓
英文
welding voltage- 焊 : 動詞(用熔化的金屬修補金屬器物或使金屬工件連接起來) weld; solder
- 接 : Ⅰ動詞1 (靠近;接觸) come into contact with; come close to 2 (連接; 使連接) connect; join; put ...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 壓 : 壓構詞成分。
- 焊接 : weld; welding; soldering; seal; sealing; sealing-in; shutting together
- 電壓 : voltage; electric tension; electric voltage
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It has important significance to study the welding technology of variable polarity pulsed mig for high efficiency weding and good quality of welding products. we should control the welding current, output voltage and the process of melting drop more effectively
研究薄板鋁合金變極性脈沖mig焊接技術,更有效地控制焊接電流、電壓輸出和熔滴過渡過程,提高焊接過程的穩定性、提高焊接速度,對于提高焊接效率和焊接產品質量具有重要的意義。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 digital technology improves the performance traditional thyristor welding machine, according to the characters of the double inverse star from rectifier circuit, set the parameters with micro - controller accurately, design the dependable trigger circuit, lead the feedback of voltage for the operation program, so the voltage of main circuit be carried out very steadily
摘要利用數字控制技術對傳統晶閘管焊接電源進行改進,根據雙反星型晶閘管整流電路的特點,採用單片機進行精確設定,設計了高可靠性觸發迴路,結合電壓反饋進行程序運算控制,實現了主電路輸出電壓的精確調整和可靠運行。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。At the same time, the correcting valuation of laser hammering increases with the increment of pulse and voltage. the y direction is the major shift
焊接電壓和脈寬越大,最高溫度越高,熱應力影響區越大,同時焊后校正偏移量越大。Continuous adjusting and matching of welding voltage - current with led digital display, presetting and indicating of welding current, voltage and tractor speed available
焊接電壓、電流連續可調與匹配,設有數顯電流/電壓表,可預設及顯示焊接電流、電壓及小車行走速度Constant output characteristic is performed by voltage feedback, and the dynamic characteristic control of power supply is realized by modifying the reference voltage in di / dt feedback loop
利用電壓負反饋實現所要求的平外特性。對電源動特性的控制通過改變反饋電路中的給定焊接電壓實現。In the closed loop, the information is transmitted to dsp from mcu and compared to the feedback data. then, the result would be transmitted back to the mcu for adjusting the wfs, voltage and so on to the setting values
採用閉環控制系統,將這些參數與反饋的數據比較、計算后,再通過da輸出來調整和控制送絲速度,焊接電壓等,使其保持在設定值。Through the man - machine interaction system which consisted of lcd ( liquid crystal display ) and keyboards, we can select welding parameters, such as the way of welding, diameter of the wire, wire feed speed, current, voltage and so on
主要過程是:通過lcd ( liquidcrystaldisplay )與鍵盤組成的人機交互系統選擇已存儲在單片機flash中的焊接參數,包括焊接方法、焊絲直徑、送絲速度、焊接電流、焊接電壓等。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。Aiming at the problems of the k190jik rail welding machine, that the parameter modification is difficult, the welding process is not enough stability and the welding machine has no on - line diagnosis function, in this paper, the control system of the welding machine was promoted completely adopting the fx2n - 64mr programmable logic controller and the pcl - 1800 data acquisition card, the das ( data acquisition system ) was set up by using labview and visual basic software, the functions of welding voltage stabilizing and adjusting, current controlling and intellectual modification was improved, welding quality diagnosis system was built up, and the assembling and debugging of the control system was completed, including the process experiments
本文針對k190jik鋼軌焊機控制系統存在參數修改困難、焊接過程不夠穩定、無焊接質量在線診斷功能等問題,採用日本三菱公司fx2n - 64mr可編程序控制器、研華工控pcl ? 1800數據採集卡等為核心控制部件,對焊機的整機控制系統進行了全面升級。運用軟體labview和vb開發了數據採集系統,完善了焊接穩壓、調壓、電流恆值控制與智能調節功能,利用vb建立了焊接質量在線診斷系統,並完成了系統組裝調試與工藝試驗研究工作。Appliance coupling for the primary connection of resistance welding transformers, 200 a 550 v
200a . 550v電阻焊接變壓器初級線圈連接裝置耦合器Welding - acceptance inspection of electron beam welding machines - measurement of accelerating voltage characteristics
焊接.電子束焊接機的驗收檢驗.加速電壓特性測量Connectors for electronic equipment - part 4 - 107 : printed board connectors with assessed quality ; detail specification for shielded two - part connectors having a basic grid of 2, 0 mm, fixed part with solder and press - in terminations for printed boards, free part with non - accessible insulation displacement and crimp terminations
電子設備用連接器.第4 - 107部分:經質量評定的印製板連接器.基本網格為2 . 0mm有屏蔽的兩件式連接器詳細規范,固定件帶有焊接和壓入接端,活動件帶有不可接觸的隔離位移和壓接接端This controller is based on single - chip microcomputer at89c51, and it can realize automatic welding, line voltage compensation, welding current and voltage display through the combining of constant current and voltage supply control with varied sets of standard parameter storages, fault self - diagnostic programs and system self - protection ability
該控制器以at89c51為控制核心,在恆壓和恆流控制結合的基礎上可實現鋼筋網焊自動化,並具備網壓補償、焊接電流電壓顯示、多套規范參數存儲、故障自診斷及系統自保護等功能。Besides supervising the system, mcu control system takes charge of the display of the current and the arc voltage, the communication with pc and the control of other assistant equipment. the following is the process
單片機控制系統除了負責系統的總體管理外,在控制上還負責給定參數的的設置和焊接電流、電壓的顯示以及與pc機的通訊和一些輔助設備都是由它來實現協調控制的。We holdmore than 10 sequential workshops including casting, diecasting, plastic injection molding, extrusion, aluminum welding, electrochemistry, electrophoresis, carpentry, cane weaving etc
擁有包括熔鑄壓鑄注塑擠壓鋁焊不銹鋼焊接電化電泳噴粉木工刨花板編藤等10多個工序車間。分享友人