preheating 中文意思是什麼

preheating 解釋
初步加熱
  1. The welding performance of homemade wear - resistant cast steel has been studied base on the weldability tests, the repair welding procedures of wean - resistant cast steel ( abrasion - plates ) have been made up, the results show that satisfying repair welding quality can be attained with such welding conditions as the low hydrogenous alkalescent welding rod, preheating and slow cooling, strictly maintaining the interbedded temperature of 250 ~ 300 and controlling welding technique

    通過對其焊接性能的試驗研究,制定了該類鑄鋼件(磨耗板)的補焊工藝:低氫型堿性焊條,預熱與緩冷相結合的工藝措施,嚴格控制層間溫度( 250 ~ 300 )及焊接工藝規范,可獲得滿意的修復質量。
  2. Condensate from the first-effect calandria is used for preheating the feed.

    一效列管換熱器中出來的冷凝液被用來預熱進料。
  3. Before repairing, basing on the actual working condition, concerning the weldability, stress and deformation issues, the scheme of the cold welding technology whose essential being gtaw, low temperature preheating, postweld hammer the welded seam was established

    修理前,圍繞兼顧解決焊接性、應力和變形問題,結合實際施工條件制定了以手工鎢極氬弧焊、鎳基焊絲、焊前低溫預熱、焊后錘擊焊縫為要素的冷堆焊工藝。
  4. The top - firing air and gas self - preheating hot blast stove adopts a patented burner and high blast temperature bypass flue

    摘要頂燃式空氣、煤氣自身雙預熱熱風爐採用了頂燃式燃燒器熱風爐專利的燃燒器技術和高溫旁通煙道技術。
  5. Practice for preheating manganese ore and hot charging and its application

    錳礦預熱和熱裝工藝及其應用實踐
  6. In " the campus visiting " the earlier period, propagandizes and conducts the correlation with emphasis the preheating course

    在「校園訪問」前期,重點宣傳並舉辦相關的預熱講座。
  7. In the third, this paper makes a survey on components of the exhausted flue gas and waste heat resource, and discusses the possibility and methods of steam generation and air preheating with the waste heat. and then, the analysis on the advantages and disadvantages of heat recovery plants with conventional steel - water heat pipes and inorganic heat - transfer heat pipes is carried out. the paper also gives a valuation about the plan and features of the design of heat recovery

    對余熱源排煙的成分和余熱資源量進行標定,討論余熱回收產生蒸汽或加熱燃燒用空氣的可行性和方法,分析常規余熱回收技術設計、採用普通鋼-水熱管和無機傳熱熱管等傳熱元件的設計余熱回收裝置的優缺點,並對余熱回收設計方案及其特點進行總體評價。
  8. Air preheating chamber

    空氣預熱室
  9. According to fuel and and operation condition in chongqing iron and steel group corporation, many kinds of advanced technologies are adopted, such as closed loop soft water circulation cooling, copper cooling stave, bell - less top with central charging hopper, carbon bricks combined furnace bottom with ceramic cup, russia top burner type hot air stove, duplex preheating of hot air stove, and nut coke charging

    摘要根據重鋼高爐的原燃料條件和操作條件,設計了重鋼四高爐擴容性易地大修工程,採用了全軟水密閉循環冷卻、銅冷卻壁、串罐式無料鐘爐頂、炭磚陶瓷杯復合爐缸、俄羅斯「卡魯金」頂燃式熱風爐、熱風爐雙預熱、焦丁入爐等先進技術。
  10. Air cannon block clearer is a special device used to prevent and remove the material blast and block of all kinds of bunker, hopper, cement preheating furnace, pipeline y section and mine drawshaft and drawslope

    空氣炮清堵器是防止和消除各類型料倉,料斗、水泥預熱器窯和管道分叉處及礦山溜井、溜坡的物料起拱,粘倉閉塞等現象的專用裝置。
  11. Need no preheating time. rapid cutting time ( only 2 ~ 5 times ) compare with gas cutting

    不需預熱;跟氣割比較,切割時間縮短2 - 5倍。
  12. On the basis of the exergy analysis, exergy optimization of the evaporation system was carried out. the steam of the last effect was used for preheating the material liquid

    在(火用)分析的基礎上進行了碳酸鉀三效降膜蒸發系統的(火用)優化。
  13. Abstract : there are four phases and dozens of parameters in preheating flash butt welding technology used for great section workpiece ' s welding

    文摘:用於焊接大截面工件的預熱閃光焊工藝包括四個階段。
  14. The standard furnace utilizes the supercharge preheating technique where the waste gases, being exhausted over the top of the crucible, preheat the solid charge

    在坩堝的頂端排出廢氣,預熱裝料處,這種標準爐採用了加壓預熱技術。
  15. Often supplied as turnkey equipment packages, systems can include heat recovery, gas preheating and downstream tail gas clean - up as required

    經常提供交鑰匙的整套設備系統可以根據需要包括熱回收、氣體預熱和下游的尾氣凈化。
  16. During the temperature fields, the results indicate that the processing parameters such as the extrusion velocity, casting temperature, perform preheating temperature, die preheating temperature and so on are important for the temperature fields besides the dwell time. they are must be in concordance each other to the deforming zone is in the quasi - solid state, and the stable semi - solid extrusion is implemented. during the deforming fields, the hyperbolic sine thermo - rigid - viscoplastic fem model is selected according to the forming feature of the process, and the variations of the stress - strain fields are studied

    在溫度場的模擬中,模擬結果表明,保壓時間是影響製件成形質量的關鍵因素之一,擠壓速度、液態金屬澆注溫度、預制體預熱溫度和模具預熱溫度等工藝參數對溫度場的影響也很大,需進行參數之間的協調,只有當變形區內部始終維持準固態時,才能實現穩定的液-固擠壓成形過程;在變形場的模擬中,根據液態浸滲擠壓的成形特徵,選用了雙曲正弦剛-粘塑性有限元計算模型,研究了變形過程中應力應變場的變化規律,研究了模角對變形和金屬流動的影響及變形力的變化過程和其影響因素。
  17. The process parameters of electric upsetting include : velocities of upsetting cylinder and anvil cylinder, heating current, preheating length and time, etc. because different materials have different mechanical, electric and thermal characteristics, and there are effects between different parameters, the determination of those parameters becomes a complex problem

    電熱鐓粗成形過程的工藝參數主要包括鐓粗缸活塞運動速度、砧子缸活塞運動速度、鐓粗壓力、加熱電流和預熱長度等。這些參數的選擇是一個復雜的問題,其復雜性不僅在於不同的材料具有不同的力學、電和熱傳導特性,而且各參數相互影響、相互制約。
  18. Degassed furnace, sealing furnace, stabilizing oven, mask annealing lehr, blackening furnace, bulb roaster, primary annealing lehr for colour tube funnel, secondary annealing lehr for colour tube funnel, annealing lehr of single - press, annealing lehr of double - press, funnel annealing lehr, colour tube panel annealing lehr, tube - neck sealing and annealing lehr, cut - off machine, necking machine, funnel - loader, lehr preheating unit, neck - loader, funnel auto - pickup, auto - pickup conveyor, funnel auto - loader, neck seal loader, neck - delivery conveyor, rough grinder, fine grinder, fine - polish grinder, panel pickup, button sealing machine, pin sealing machine, funnel annealer loader

    彩管、彩玻設備系列:排氣爐、封接爐、穩定爐、蔭罩退火爐、黑化爐、焙燒爐、彩色玻錐一次退火爐、彩色玻錐二次退火爐、雙壓機退火爐、單壓機退火爐、彩色玻屏退火爐、管頸封接退火爐、割頭機、接頸機、錐裝載裝置、退火爐預熱裝置、管頸裝載機、屏自動取出裝置、自動取出傳送帶、錐自動裝載機、管頸封接裝載機、管頸供給傳送帶、粗研磨機、細研磨機、精拋光研磨機、取屏機、陽極帽封接機、銷釘封接機、錐退火爐裝載機。
  19. Automatic preheating of the system in the morning 7 days a week. automatic cooling and then shut down of the system in the evening

    一周七天可設置不同的自動預熱時間。具有下班后自動冷卻和關機的功能。
  20. Effects of preheating and start - up procedure on pot - life of prebaked anode aluminum reduction cell

    焙燒啟動方法對預焙鋁電解槽槽壽命的影響
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