電焊結構 的英文怎麼說
中文拼音 [diànhànjiēgòu]
電焊結構
英文
electrically-welded structure- 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...
- 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
- 結 : 結動詞(長出果實或種子) bear (fruit); form (seed)
- 構 : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
- 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
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We are specialized in producing sets of large - hex high - strength bolts, sets of torshear type high - strength bolts, sets of dacrolon bolts and cheese head studs for arc stud welding
我公司技術力量雄厚,生產設備精良,檢測設備完善,是生產鋼結構用高強度大六角螺栓連接副、扭剪型螺栓連接副、達克羅螺栓連接副和電弧螺柱焊用圓柱頭焊釘的專業公司。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。The thermoelectric power outputs of laminated structures with various thermoelectric materials have been mathematically optimized and experimentally measured. some conclusions have been drawn in the present work as follows : 1. the performance, microstructures and the failure mechanism of laminated bi2te3 / fesi2 prepared by dip coating using tin - based alloys as bridge materials have been investigated
本項研究獲得了以下主要成果: 1 、以sn基合金為焊接材料,採用熱浸焊技術制備了bi _ 2te _ 3 / fesi _ 2疊層熱電材料,並系統地分析研究了疊層熱電材料的性能,焊接過渡層的微觀組織結構以及過渡層在熱加工及模擬服役過程中的破壞機制。Working principle and fault analysis of colour tv supply source circuit
2焊接電源的結構特點和工作原理The algorithm can be applied to connection routing in pcbs with various pad geometry and pad sizes, with different wire widths and variable distances between wires. the basic element in routing is the search line with a given destination. the main features of the router are the target orientation of the search lines, the routing efficiency is guaranteed by rationally designed data structures and by the ability of searching around obstacles, the small amount of working storage and the reasonably short routing time
該布線演算法適用於焊盤外形尺寸不一,線寬及線間距離可變的印刷電路板布線,其基本要素是帶有預定終點的探索線,特點是線探索具有目標針對性,設計合理的數據結構及靈活的繞障探索方式可大大提高搜索效率,所需存儲量小,布線速度快。The explosive welding specimen were also annealed in vacuum at various elevated temperature from 1000 to 1300. optic microscope, sem, tem and eds ( electron diffraction scattering ) techniques are applied to observe the microstructure and the element profiles of the welding interface and the interdiffused layer, reveal the interdiffused performance of alloy elements at elevated temperature, and analyze the structure and composition of the precipitated phases. moreover, the tensile strength of welding line with the two different techniques and various welding parameters were carried out
採用金相、掃描電鏡、透射電鏡、能譜等多種實驗手段對焊接結合層的微觀組織結構、高溫下nb - 1zr與不銹鋼合金元素的互擴散行為,形成的互擴散層的成分、金相組織和擴散層中的析出相的相組成和相結構等,都進行了較為詳細的分析,並且對在不同工藝、不同焊接參數下焊接的nb - 1zr合金和不銹鋼的焊縫做了強度實驗研究。Carbon and high - strength electric resistance forge - welded steel structural shapes
碳和高強度電阻鍛焊鋼結構型材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。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。Model and suffix codes e. g. hgssty - 1702m1b3d2e1g2f22 01mpa means : high intelligence mode digital sensor. whith linear indicator, pipe curving bracket, liquid discharge valve down. general cable connector, sensor connector uses the welded pipe connector, construction material all adopts 316 stainless steel, measuring range of 01mpa means the pressure of gauge
型號選型舉例如下: hgssty - 1702m1b3d2e1g2f22 01mpa ,表示高級智能型全數字傳感器帶線性指示表頭管裝彎支架排液閥在下部,普通電纜接頭傳感器接頭採用焊管接頭結構材料採用316l不銹鋼量程為0 mpa表壓壓力。Welded and brazed assemblies for aerospace constructions. resistance spot or seam welding machines. qualification specifications
航空航天結構件的焊接和釬焊組件.電阻點焊或滾焊機.鑒定規范The natural vibration spectrum curve is measured and the critical velocity to induce trashrack bar galloping is calculated. the effect of bar spacing on the bar strain and the characteristics of the exciting force are discussed. by fatigue analysis it is obtained that the service life of weld at the fixed end of the bar is about 13
分析了發電工況和抽水工況時的振源特性,討論了柵條凈距對柵條應變的影響,按鋼結構設計規范對柵條進行了疲勞計算, 1 ~ #測點處可視為不會發生疲勞破壞, 2 ~ #測點焊接處的疲勞壽命約為13 . 6年。Thermocouple and thermal resistance in power station suit to measure temperature of electric generator groups and auxiliary machine correspond to 300000 and 600000 kilowatt, which can substitute one from import with many advantages as shock - proof, pressure - resistant, long in service, and convenience in maintain etc. the protective tube is processed in a special construction by deep - blind hole technology whose end not be welded to enhance the strength and prolong service life. thermocouple or thermal resistance
本公司生產的電站專用熱電偶阻,適用於我國30萬60萬千瓦等發電機組及輔機的測溫需要,產品安全可替代進口,具有防震耐壓使用壽命長,維修方便,保護管是採用深盲孔技術加工而成,端部不用焊接,提高了保護管的強度和使用壽命,鎧裝熱電偶熱電阻採用彈簧壓著式結構,在運行中保護管與鎧裝熱電偶熱電阻測量端始終保持著良好的接觸,抗震動,減少熱響應時間,鎧裝熱電偶測量端採用絕緣形式,能防止電磁干憂。Wear - proof body is manufactured from bar stock of high temperature alloy. double - compound structure of wear - proof coated with double wear - proof layer prolongs service life
耐磨頭本體採用耐高溫合金鋼棒料整體鉆孔,外噴焊雙層耐磨層,形成雙重復合結構,延長耐磨熱電偶的使用壽命。Widelly used in department of engineer machine 、 hip - building 、 eletric power 、 steel structure 、 chemical 、 oilane city construction or importanot construction unit of country, it ' s a need drying equipment in welding process
廣泛地應用於工程機械、船舶、電力、鋼結構、化工、石油、和城建等部門及全國各重點建設工程單位,是焊接過程必備的烘乾設備。The serious bursting accident of the main steam pipe was analyzed 3 by applying the research results above in chapter 4. the main steam pipe has serviced for 12 x 104h in the power plant. using scanning electron microscope ( sem ), x - ray diffraction, optical microscope ( om ), mechanical experiments, it is verified that the main reason causing the main steam pipe breaking down were the material and structural defects
採用掃描電鏡技術、 x射線衍射技術、金相觀察、機械性能測試等技術手段和失效分析方法,以某火力發電廠己服役12萬余小時的主蒸汽管道為例,對其嚴重的爆斷事故進行了失效分析,確定了管道失效的主要原因是與管道焊接的閥體存在大量的材質缺陷和結構缺陷。Remarkable electricity consumption saving, especially suitable for welding of large - scale steel structure ( bridge, pipeline etc )
節電優勢特別明顯,特別適用於大型鋼構工程(如橋梁,管道)等厚大鋼結構高性能焊接工藝The effect of electrode metal microscopic structure change on welding performance
電極合金顯微組織結構變化對焊接性能的影響The conventional quadrants sensors mainly have 4 or 8 quadrants, which are not integrated with the signal processing circuits in one chip but are soldered with the discrete signal processing circuits. in this way, it ' s difficult to realize the micromation and system optimization of the devices. in addition, there are few number of photoelectric sensor parts in conventional quadrants sensors, which limits the targets information got from the conventional quadrants sensors
傳統的硅象限傳感器主要採用四象限,八象限的結構,採用焊接的方式將分別製造的感光象限和電路結合在一起,不能實現感光象限與信號處理電路的單晶元集成,難以實現器件的微型化和系統優化;同時,傳統象限傳感器的感光象限單元數量較少,獲取的目標信息有限,難以實現對目標的坐標位置獲取、形狀識別等功能。In this paper, the circuit configuration is ascertained on the basis of analyzing other circuit configuration of welding machine power supply, which links with the characteristics of endless - rolling
本課題在分析了各種次級整流焊機電源電路結構的基礎上,並結合無頭軋制的特點,確定了適合無頭軋制焊機電源的電路結構。分享友人