預汽蒸 的英文怎麼說

中文拼音 [yùqìzhēng]
預汽蒸 英文
presteaming
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 汽 : 名詞1. （由液體或某些固體變成的氣體） vapour2. （水蒸氣） steam
  • 蒸 : Ⅰ動詞1. （蒸發） evaporate2. （利用水蒸氣的熱力使食物熟或熱） steam Ⅱ名詞[中醫] （將藥物隔水蒸熟） steaming
  1. Stair - like generalized predictive control for main - steam pressure of boilers in a fire power plant

    火電廠鍋爐主蒸汽壓力的階梯式廣義預測控制
  2. It is composed of evaporator, vapor separator, preheater and a simple separator. the evaporator is climbing film

    本薄膜蒸發器機組由蒸發器汽液分離器預熱器三個部件和一隻簡易分離器組成，蒸發器為升膜式列管換熱器。
  3. The new developments of htm station technique were introduced from the aspects such as changing the htm pipeline type in pet htm station, increasing the switch forms of steam atomization and compressed air atomization, increasing the steam generator, sending stripping tower off - gas to combination and using new material nd steel in air preheater

    摘要從改變聚酯熱媒站的熱媒爐熱媒管線形式、增加蒸汽霧化與壓縮空氣霧化的切換形式、增加蒸汽發生器、汽提塔尾氣送燒、空氣預熱器採用新型材質nd鋼等方面介紹熱媒站技術的新發展。
  4. In order to improve the utilization efficiency of energy and equipment, a general steady simulation model of complex cross - feed multi - effect evaporation was established for the purpose of in - depth research on rule of multi - effect evaporation. in this model, the energy - saving measures, including extra steam being led off to preheat material liquid, the condensation water flash and solution flash, were adopted, and the solid separation was also considered in the process of evaporation

    為了提高多效蒸發系統能量與設備的利用效率以及深入研究多效蒸發過程的規律，建立了帶有冷凝水閃蒸、溶液閃蒸和引出額外蒸汽預熱原料液等節能措施並考慮蒸發過程有固相析出的復雜錯流多效蒸發穩態模擬通用模型。
  5. The article takes a 600mw natural cycle drum boiler ( soot blow using steam ) as investigating object, establishes soot accumulation loss and soot blowing energy loss models for its water cooling wall, superheater, economizer and air preheater respectively, set up instructions for soot blower operating. simulating calculation results are compared with site data to verify usefulness of key models. the article introduced the operation optimizing design of soot blowers of yanzhou no2 power plant based on theoretical research

    本文以600mw汽包自然循環鍋爐（蒸汽吹灰）為具體分析對象，分別建立其水冷壁、過熱器、省煤器、空預器的積灰損失和各受熱面吹灰能量損失的模型，建立相應的吹灰器運行規則指導，對設計中的關鍵模型問題，通過模擬計算及與現場數據作比較的方法，驗證其可用程度。
  6. Under high air pressure, a critical problem for the normal discharge is whether enough pre - ionization can be achieved in the laser media or not. however, the cycling pumping oil steam emerging during the flow of the gas mixture and the vapor infiltrating from outside have a strong absorption of the infrared light or a role of counteracting the excitation

    在高氣壓條件下能否正常放電，關鍵問題是主電極間的激光介質能否獲得足夠的預電離；而混合氣流動過程中出現的循環泵油蒸汽，及從外界滲透的水蒸汽等都對紅外光有相當強的吸收作用或消激發作用。
  7. Fabrication of the box beam is divided into such parts as reinforcement, formwork, concreting, prestressing, moving and storing of beam, pipe grouting under pressure, end sealing of the beam, water - proof layer on the bridge surface system, protective coating etc. the paper makes description of effective box beam construction technology and workmanship which can be adopted in other projects, such technologies as : manufacturing and fixing of reinforcement, steel reinforcement fixing baseplate, web plate and top plate respectively and lifting the steel skeleton into form, requirements of design and manufacturing and way of utilization for dismantling - erection type formwork and hydraulic formwork, optimization of concrete ratio, concrete pouring process of two ends of beam in priority over the middle, in sequence of first baseplate followed by web plate and top plate at last, concrete pouring in inclined section and in horizontal layer, concrete vibration mainly by external vibrator in assistance with internal vibrator, methods and regulation for steam curing of concrete, dual controls over stress and strain to ensure quality of prestressing workmanship, construction method of effective beam moving by heavy - weight special moving facility, some regulations and key notes about construction of grouting under pressure, beam ends sealing, water - proof layer on the bridge surface system, protective coating

    箱梁製造由鋼筋工程、模板工程、混凝土工程、預應力工程、移存梁工程、孔道壓漿工程、梁體封端工程、橋面防水層和保護層工程等施工環節組成。文中介紹的採用胎具製作和綁扎鋼筋，分底腹板和頂板分別綁扎並吊裝鋼筋骨架入模；拆裝式和液壓式兩種模板的設計、製作要求和使用方法；綜合考慮、優化混凝土配合比，混凝土灌注從兩端至中間、先底板、后腹板、再頂板的施工順序和斜向分段、腹板水平分層、附著式振搗為主、插入式搗固為輔的施工工藝，蒸汽養護的方法和規定；應力應變雙控制確保預應力施工質量的施工技術；採用重物移運器有效移梁的施工方法；壓漿、封端、橋面防水層和保護層施工的一些規定和注意事項等都是對箱梁製造行之有效的施工技術和施工方法，並可為以後類似施工作借鑒。
  8. Suitable for the domestic water, food processing water, cool the circulating water, the boiler supplies water, exceed the filtration in advance of the pure water, steam condensation water, build well liquid and water flooding in the oil field, chemical liquid medicine, electroplate the filtration that the liquid, much kinds of acid or alkaline solution, emulsifier wash helping, cleaning solution, medical products, ink and water treatment of the semiconductor, electron trade

    水過濾器適用於生活用水食品加工用水冷卻循環水鍋爐供水超純水的預過濾蒸汽冷凝水油田修井液及注水化學藥液電鍍液多種酸性或堿性溶液乳化劑洗滌濟洗滌液醫藥製品墨水的過濾及半導體電子行業的水處理。
  9. Preformed directly buried steam insulating pipes technical - specification for heating in city

    城鎮供熱預制直埋蒸汽保溫管技術條件
  10. Material balance and energy balance equations of complex multi - effect evaporation system were expressed in matrix equation, which has the advantages of clear structure and high modularization. by holding or omitting correlation block - matrix in matrix equation, matrix equation could be used to describe the difference of forward - feed, back - feed and cross - reed multi - evaporation system with or without solid separation, extra steam being led off to preheat material liquid, condensation water flash, or solution flash. the models include design and operation

    該模型利用矩陣方程具有結構清晰和高度模塊化的特點，將復雜多效蒸發系統的物料及熱量衡算方程組以矩陣形式表達，通過保留或舍棄矩陣中特定功能模塊，模型就能代表有或無固相析出、有或無引出額外蒸汽預熱原料液、有或無冷凝水閃蒸、有或無溶液閃蒸等不同情況以及各種情況任意組合的併流、逆流、錯流多效蒸發過程，從而實現模型的通用性。
  11. In this paper a perfect and flexible experimental system of low nox combustion is established firstly. the influences of the temperature of combustion, the air excess coefficient, a certain amount of vapor added in advance, the temperature of preheated air, adding microwave into gas before combustion, gas recycling combustion and the mode of combustion ( diffused and premixed ) on nox emission are analyzed respectively. the combustion of liquid petroleum gas is simulated with phoenics 3. 5

    首先建立了完善靈活的低no _ x燃燒實驗系統，在實驗系統上完成了燃燒溫度、過量空氣系數、預先加入一定量的水蒸汽、空氣預熱溫度、對燃氣預先進行微波處理、煙氣再循環燃燒以及燃燒方式（擴散式與預混式）對no _ x生成的影響分析；採用phoenics3 . 5軟體進行了液化石油氣燃燒的數值模擬。
  12. Application of new steam soot - blower on heat pipe preheater

    用於熱管式空氣預熱器的新型蒸汽巡掃吹灰器
  13. The main steam pipe ' s residual life assessment is investigated in chapter 5

    第五章為主蒸汽管道壽命預測研究。
  14. The optimized conditions of preparing cellulose with vapour - exploding was : pressure at 1. 2 mpa, time 5 min, productivity 67. 72 %

    利用蒸汽爆破法對纖維質原料預處理其優化條件為：壓力為1 . 2mpa ，持壓時間5min ，總轉化率為67 . 72 。
  15. The temperature of oven is never to rise, avoids the hot baking absolutely and still has the voice and word present. when the electricity is cut off suddenly, data is still kept well. air - blower has the function of closing postponing, which can overcome the temperature tolerance. the controller has the function of checking thermocouple, alarming vapor exhaust and mixture volatilizing and checking mistake

    控制器掉電停電數據能永久保持控制器根據預置出爐溫度，自動控制烘箱的循環鼓風機，能有效克服高溫烘烤結束后烘箱內的上下溫差控制器自動檢查傳感器是否故障，發現傳感器存在故障，能自動關閉加熱電源並報警結合劑揮發物水蒸汽排放報警功能數據糾錯功能。
  16. This article emphatically discussed and analyzed following points : load command feed forward function can improve the rapid respond character of steam turbine generator ; lead of load command have advance control function on boiler main control and can highly improve the stability of main steam pressure ; the use of predict control and state space variable function can improve the quality of boiler steam temperature control effectively, control the steam temperature in the defined range and increase the boiler and turbine life and efficiency even if working state changed in a big range ; linear compensation can restrain the vibration of generator load in the condition of big loa d change

    本文重點討論、分析提出負荷指令前饋作用可以提高汽輪發電機快速響應特性；負荷指令的導前功能對鍋爐主控有超前控製作用，能顯著提高主蒸汽壓力的穩定性；採用預測及狀態空間法能有效改進鍋爐蒸汽溫度控製品質，在大幅度工況變化下仍有效控制蒸汽溫度在額定范圍內，提高鍋爐、汽輪機壽命及其效率；汽輪發電機組的快速響應性與汽輪發電機組負荷振蕩問題間的平衡關系，採用線性補償可以有效抑制在負荷變化梯度較大情況下發電機負荷振蕩問題。
  17. Undoubtedly, deterioration and damage accumulation occur in high temperature and high pressure. with the consumption of their use, the failure accidents occur more frequently, which will bring threatening to the life of people and the poverties of enterprise. so the failure analysis and the residual life assessment of the main steam pipe become more and more urgent and important

    以蠕變性能作為設計指標的主蒸汽管道是發電廠的關鍵部件，由於長期在高溫高壓的惡劣工況下運行，容易發生材質老化和損傷積累，突發性事故也會頻頻發生，給企業職工的生命安全和國家財產帶來嚴重威脅，因此對主蒸汽管道進行失效分析與壽命預測尤為迫切和重要。
  18. In this paper, we applied the vapor - liquid - solid three - phase circulating fluidized bed evaporator to condense glucose solution considering its advantage. in the experiment, we changed the parameters such as evaporation temperature, difference in temperature of the fluid heating and heated, liquid flux, liquid thickness and the ratio of inert particles to analyze and study this kind of equipment ' s heat transfer properties in different operational conditions

    通過改變蒸發溫度、傳熱溫差、料液流量、料液濃度以及惰性粒子的體積分率等參數，研究了其在不同操作條件下的傳熱性能，並給出了汽-液-固三相循環流化床蒸發器沸騰傳熱的數學模型，模型預測值與實驗值吻合較好。
  19. It is concluded that the residual life of the main steam pipe serviced over 10 x104 hours could reach 9 x 104 hours with eliminating the material defects and the structural defects

    預測分析武漢理工大學碩士論文一表明：在消除閥體的材質和結構缺陷后，主蒸汽管道的剩餘壽命為9萬小時。
  20. The actualities and development of main steam pipe ' s failure analysis and residual life predication are analyzed systematically from many engineering failure cases in chapter 1. thereby the direction and the contents of the research are decided in the research program

    第一章緒論主要是從大量主蒸汽管道失效實例著手，系統分析了主蒸汽管道失效分析與壽命預測研究的現狀和進展，從而確定研究方向和內容。
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