熔化電極 的英文怎麼說
中文拼音 [rónghuàdiànjí]
熔化電極
英文
consumable electrode-
Consumable electrode melting technique
自耗電極熔化技術Is a hard, brittle, corrosion - resistant, gray to white metallic element extracted from wolframite, scheelite, and other minerals, having the highest melting point and lowest vapor pressure of any metal
顏色呈灰色或棕黑色,硬度高,延性強,熔點極高,常溫下不受空氣侵蝕主要用途是製造燈絲和高速切削合金鋼,各種鎢電極,也用於光學儀器,化學儀器方面。Standard specification for refractory silicide sputtering targets for microelectronic applications
微電子設備用耐熔硅化物濺射電極Nowadays, our company applied many international advanced technology in production equipments, from aluminum pole casting, mould design, profile extrusion, even spraying, anode oxidation, mono - bino alkali dyeing, electrophoresis coating, color powder spraying, fake wooden texture to exact test, which automation level is high
目前,我公司從鋁棒熔鑄,模具開發,型材擠壓均勻噴沙陽極氧化,單雙鹽著色電泳塗裝多彩粉末噴塗模擬木紋,以至精密檢測等生產線和設備均採用了國際先進技術,自動化程度極高,使產品質量達到了世界一流的先進水平。Oxidation and protection of graphite anode in calcium molten salt electrolysis
鈣熔鹽電解中石墨陽極氧化及防護In chapter 5, the principle of molten carbonate fuel cell power system is introduced. the development of the system, such as the improvement of cell components including electrodes and electrolyte, the fuel processing, the heat recovery, the power conditioning and grid interconnection, the control system and the combine generation
第五章在簡要敘述了熔融碳酸鹽燃料電池發電系統原理后,從以下幾個方面對系統的開發進行了論證:單體元件(電極和電解質)性能的提高,燃料的處理,余熱利用,電力調節和並網,燃料電池/燃氣輪機/汽輪機聯合發電以及系統控制與優化。( 3 ) despite of many studies on oxidationjlithiation of porous nickel, a very important factor abstract has not been pay much 8ttedion to, that is, most of the matcria [ s in mcfc actually work under a ioad generated by the self weight of mcfc stack, which undoubtedly has a great effect on the materials performance in mcfc
( 3 )盡管近些年來,對于金屬ni在熔鹽中的氧化鋰化行為已進行了相當深入的研究,但是有一個很重要的因素卻未被關注。即, mcfc電池堆中的電極材料在實際啟動和運行過程中總是處于由電池堆自身產生的負荷狀態,負荷的存在無疑對電極材料的性能產生不容忽視的影響。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。According to energy conservation equation and fusion and evaporation characteristics of electrode materials, a simplified one - dimension mathematical model was made and numerically solved by means of fdtd ( finite - difference time - domain )
根據能量守恆方程,同時考慮了電極材料的熔解和氣化特性,建立了電極燒蝕過程的一維簡化數學模型,並採用時域有限差分法( fdtd )進行了數值求解。The microcrystalline was same to the direction of electric field. the microcrystalline orientation of the film that was obtained by melting pvdf congealing in the effect of electric field changed along electric field obviously. comparing with the film congealing without electric field their crystalline plate become thick
發現pvdf纖維在電場作用下微觀結構變化較大,極化后微晶取向發生較大變化,極化以後微晶變化為沿電場方向取向的厚片狀,熔融態的pvdf在電場作用下凝固時變化更明顯,與不加電場直接凝固的pvdf膜相比,在電場作用下幾乎所有的分子鏈都沿電場方向取向所以出現有序的片晶結構,而且結構緻密。It is used in the electric tank, by electrolysis to extract sodium and other byproducts
制鈉陽極用於電解槽內,電解熔融氯化鈉,以獲取金屬鈉和其它副產品。Specification for approval testing of welders when welding procedure approval is not required - tig or mig welding of aluminium and its alloys
不要求批準焊接工藝時焊工的鑒定考試規范.第2部分:鋁及鋁合金鎢極惰性氣體保護電弧焊或熔化極惰性氣體保護電弧焊In the course of selecting oxide additives material in the nickel - ferric spinel based inert anode, both the solubility in the cryolite molted salt of oxide additives and the whole thermodynamics action in electrolyte of oxide additives are discussed in this article, thus to have a comparatively reasonable selection of the nickel - ferric spinel based inert anode material
在選擇鎳鐵尖晶石基惰性陽極材料氧化物添加劑過程中,不僅探討了氧化物添加劑在冰晶石熔鹽中的溶解度,而且還探討了氧化物添加劑在電解液中的整個熱力學行為,從而對鎳鐵尖晶石基惰性陽極材料做出了較為合理的選擇。While testing ofeis at different depth of dischargeand charge - discharge at different charge - discharge rate reveale that, these material indicate lower conductivity at highcharge - discharge rate, resulting in bad electrochemical perforemence. melting - cooling and inorganic sol - gel were adopted, which facility - simpleand operating - easy, to prepare v _ 2o _ 5 xeroxes as positive material of li - ion battery. the comparision of structual and electrochemical performance between thesecathode materials were investigated for the first time. their electrochemicalbehaviorswerestudiedbygalvanostaticcharge - discharge, cyclicvoltammetry ( cv ), and electrochemical impedance spectroscopy ( eis ) techniques. the results indicte the sample that prepared by melting - cooling revealed moreexcellent performance at low charge - discharge rate, which achieved a high initialdischarge specific capacity of approximate 320 mah ? g - 1
通過各種充放電測試,循環伏安( cv )曲線以及電化學阻抗譜( eis )等測試手段對材料的電化學性能進行表徵,結果發現,在低倍率放電下,熔融淬冷法合成的材料具有更好的電化學性能, 0 . 1c恆流放電至1 . 8v時首次放電容量達320mah ? g - 1 ,並且發現, v _ 2o _ 5作為正極材料組裝成的鋰離子二次電池,除首次循環具有較大的不可逆容量外,其餘循環可逆且容量保持能力較好, 20次循環后,容量只衰減了6 . 40 % 。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。分享友人