表面式加熱器 的英文怎麼說
中文拼音 [biǎomiànshìjiārèqì]
表面式加熱器
英文
surface heater- 表 : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
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And the results of calculation and numerical simulation indicate, without increasing the intrinsic collector - junction area of power devices, collector - combed structure helps to raise the intrinsic heat - dissipating area and base ' s perimeter, improve heat - dissipating method of each cell of the chip, enhance the distribution uniformity of junction temperature and current of each cell of the chip, reduce the thermal resistance and raise the dissipation power pd and output power p0, fairly well relax the contradiction among frequency, out - put power and dissipation power of the devices, and further improve the devices " property against second breakdown
而計算分析和二維數值模擬分析結果表明:梳狀集電結(基區)結構在不增加器件本徵集電結面積的條件下,增大了器件的本徵散熱面積和基區周長,改進了每個子器件單元內的散熱方式,提高了單元內結溫和電流分佈的均勻性,降低了器件的熱阻,增大了器件的耗散功率和輸出功率,較好地緩解了目前傳統結構中頻率與功率、功耗的矛盾,並有利於改善器件抗二次擊穿的性能。Production test of the production line is showed that anneal furnace combustion system with regenerative radiant - tube combustor compare with conventional radiant tube burner not only have superiorities on saving energy and environmental protection but also have advantages on temperature distribution and temperature control properties
生產線試生產的情況表明,退火爐燃燒系統使用蓄熱式輻射管燃燒器比使用常規輻射管燃燒器不僅在節能、環保方面具有優勢,而且在加熱均勻性和爐溫控制方面也有一定優越性。Abstract : the in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging
文摘:針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況,提出了若干技術改造措施包括,增大對流管表面積以增大對流段的熱負荷;增加輻射管的換熱面積;修正煙囪高度;換用新型燃燒器,變自然通風為強制供風,以增大燃燒器的發熱量,減小過剩空氣系數,節省燃料2 % 3 % ;在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換熱效果,從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。The in servie tubular heaters built early in refineries and chemical plans have low thermal load and low heat efficiency, therefore measures for technical reform are offered, including ( 1 ) enlarging the surface area of convection tubes to increase the thermal load of rhe convection section ; ( 2 ) increasign the heat interchanging area of radiant tubes ; ( 3 ) changing the height of the chimney ; ( 4 ) using new burner with forced air supply to increase calorific capacityu ; ( 5 ) adding air preheater between the convection section and chimney to enhence the temperature of the air entering the furnace ; ( 6 ) adopting high temperature radiant coating to improve the effect of radiant heat interchanging
針對早期建造的煉油廠和化工廠在役管式加熱爐熱負荷和熱效率低的狀況,提出了若干技術改造措施包括,增大對流管表面積以增大對流段的熱負荷;增加輻射管的換熱面積;修正煙囪高度;換用新型燃燒器,變自然通風為強制供風,以增大燃燒器的發熱量,減小過剩空氣系數,節省燃料2 % 3 % ;在對流段和煙囪之間增設空氣預熱器以提高空氣入爐溫度;採用高溫輻射塗料增強輻射換熱效果,從而增加熱源對爐壁的輻射傳熱量和爐管的傳熱量等。The dried material is put into the middle of shell, mixing by the rake teeth and the material shaft works back and forth. the indirect heating, equal agitation of rake teeth and grinding of breaking stick makes water in material evaporation. under the effect of vacuum system, the water in the dried material and apparent water are discharged and the vapor water is discharged from outlet of vacuum pump passing dry dust collector, wet dust collector and condenser
被乾燥物料從殼體上方正中間加入,在不斷正反轉動的耙的攪拌下,物料軸向來回走動,與殼體內壁接觸的表面不斷更新,受到蒸汽的間接加熱,耙的均勻攪拌,粉碎棒的粉碎,使物料內的水份氣化,在真空系統的作用下,使被乾燥物料內部水份和表面水份更有利的排出,氣化的水份經乾式除塵器濕式除塵器冷凝器,從真空泵出口處放空。Finally, because of the surface process of the thermal shear stress sensor is very complex, the simplified bulk process had been presented, and the design of the device structure and the physical dimension was presented
最後,對熱敏式微型剪應力傳感器進行結構設計,並對復雜表面微細加工工藝進行修改和簡化,制定適合國內加工水平的體微細加工工藝方案。The smaller interval is the larger power output is. so in order to be the largest power output, the structure should be as small as possible. as far as the instantaneous heating electromagnetism vortex water heater is concerned, the power which the excitation device outputs is too small, so we adopt two e
又由於對于即熱型電磁渦流熱器來說,單個勵磁裝置輸出的功率過小,達不到加熱的目的,因而木電磁渦流熱水器採用兩套勵磁裝置,進行雙面加熱,每塊渦流加熱扳的兩表面均有水流過,即整體上採用雙面加熱,四面過流的結構方式。分享友人