excess air 中文意思是什麼

excess air 解釋
過量空氣
  • excess : n 1 過量；過剩。2 超過，超越。3 超過數量。4 過度，（飲食等）無節制。5 〈pl 〉 過分行為，暴行。adj...
  • air : n 1 空氣，大氣。2 天空，空中。3 微風，和風。4 態度，樣子，風度，氣派；〈pl 〉高傲的架子。5 傳播，...
  1. For altitudes in excess of 350, 000 feet the air density is less than 10 -7 of that at sealevel.

    在高度高於350000英尺時，空氣密度僅為海平面高度的107。
  2. There are 3 parts of heat loss for gas boiler, including heat emission loss, uncompleted burning loss and fume hot loss, uncompleted burning loss decreases following the increase of excess air coefficient, while fume hot loss increases. it is obvious that there exit an optimum coefficient of excess air which make boiler own highest efficiency which is the purpose of burning control

    不完全燃燒熱損失隨過量空氣系數的增大而減小，而排煙熱損失隨過量空氣系數的增大而增大，不難看出，存在一最佳的過量空氣系數使得兩者之和最小，即使得鍋爐的熱效率最高，燃燒控制的目的即在於此。
  3. Under the condition of constant phosphorus mass flow rate, the smog exit temperature would increase slowly while other parameters would decrease with increasing excess air coefficient

    在燃磷量不變情況下，最高燃燒溫度、壁面最大熱流和平均熱流均隨過剩空氣系數的增大而減小，但煙氣出口溫度緩慢增加。
  4. The predicted results showed that maximum combustion temperature, smog exit temperature, maximum wall heat flux and averaged wall heat flux would increase with increasing phosphorus mass flow rate when excess - air coefficient or air flow rate was constant

    模擬結果表明，無論過剩空氣系數固定還是空氣流量固定，隨燃磷量的增大，最高燃燒溫度、煙氣出口溫度、壁面平均熱流和最大熱流都呈上升趨勢。
  5. The effects of parameters on maximum combustion temperature, smog exit temperature, maximum wall heat flux, averaged wall heat flux of a new phosphoric acid tower with circular water wall were discussed, including phosphorus consumption, excess - air coefficient, wall temperature and radiation absorption coefficient, with the mathematical model developed in part

    摘要利用已建立的數學模型考察了燃磷量、過剩空氣系數、壁面溫度、輻射吸收系數對新型燃磷塔的最高燃燒溫度、煙氣排放溫度、壁面最大熱流和平均熱流的影響。
  6. It is the foundation of boiler burning control to find optimum excess air coefficient, in addition, it is key to adjust the damper opening and valve opening use fuzzy control algorithm according to the content signal of o2 and co in fume road

    尋找最佳過量空氣系數是鍋爐燃燒控制的基礎，而鍋爐燃燒控制的關鍵是根據煙道含氧量、煙道一氧化碳含量信號，調整氣風門開度，使過量空氣系數保持在最佳值附近。
  7. Using this system, research on nox emission and burnout characters of the test facility are carried out. the results of influence on nox emission and carbon in fly ash by coal type, coal particle diameter, furnace temperature and excess air are reached through tests. then micronized coal reburning tests are processed, which show a remarkable effect results on nox reduction and burnout rate

    通過大量的試驗，得出了煤種、煤粉細度、爐膛溫度和過量空氣系數等因素對nox排放和煤粉燃燼率的影響趨勢；並在此基礎上研究了超細粉再燃對脫氮效果和燃燼性能的作用，試驗結果表明超細煤粉再燃對降低nox排放和飛灰含碳量具有明顯的效果。
  8. Coefficient of excess air

    過量空氣系數
  9. In order to achieve this purpose this paper emphases on finding the optimum excess air coefficient and feedback control of burning effect

    為達這一目的，本文著重討論了鍋爐燃燒系統過量空氣系數的尋優以及燃燒效果的反饋控制。
  10. The paper creatively puts forward a kind of gradual adapt algorithm based genetic algorithms to dynamical find optimum excess air coefficient of boiler

    本文創造性地提出了一種基於遺傳演算法的逐步自適應尋優演算法，來動態地尋找鍋爐最佳過量空氣系數。
  11. Because of the great disturbance of boiler burning system, on the spot, we do n ' t find absolute excess air coefficient but its optimum interval

    由於鍋爐燃燒系統的擾動較大，我們實際尋取的是相對的最佳過量空氣系數，更為重要的是找到最佳過量空氣系數區間。
  12. Through experiments of excess air coefficient on the pc combustion in stove, it is concluded that it is no use to add too much air at the beginning of free - oil ignition of pc

    本文通過研究過量空氣系數對爐內火焰的影響規律，指出在煤粉無油點火初期不宜補充大量二次風。
  13. Its unique design with a wide range of flame temperatures makes it ideal for a large variety of on ratio and excess air operations

    大范圍火焰溫度的獨特設計使得該產品是一款多種比例和過量空氣燃燒的理想元件。
  14. Thus clean factor has good adaptability to boiler load, coal quality, excess air coefficient, working medium flow, and boiler efficiency etc. the calculated result gained by inputting the data of history database of the object boiler validates the correctness and adaptability to boiler load of clean factor model

    基於穩態傳熱的清潔因子灰污監測模型，對鍋爐負荷、燃煤品質、過量空氣系數、各類工質流量、燃煤量和鍋爐熱效率等的波動變化有很好的適應性。以北侖電廠1 #爐歷史庫中數據為輸入數據，驗證了清潔因子模型的正確性和對穩定負荷的適應性。
  15. 1. the author designs special equipment with double - deck, based on the ultimate analysis, caloric, thermodynamic characteristic parameter of layer boiler, working fluid parameters in and out of boiler, exhaust temperature, thermal loss, excess air coefficient, etc. according to processing technology, make special combustion equipment. and it is installed and debugged as required

    根據生物質成型燃料的燃燒特性、層燃鍋爐熱性能及熱力特性參數為設計依據，設計出雙層爐排生物質成型燃料專用燃燒設備；根據燃燒設備的加工工藝製造出生物質成型燃料專用燃燒設備；按照燃燒設備安裝方法及調試方法對該燃燒設備進行了安裝與調試。
  16. This paper also analyzes the ash wear mechanism, and then does the effects of low temperature economizer wear five factors : the first is the smoke corridor caused by wear mechanism, the second is the impact on the wall material, and the third is that of flying ash concentration, the fourth of the excess air ratio, and the fifth is the change in the composition of the gas to wear the impact

    分析了飛灰磨損的機理，然後分析了影響低溫省煤器磨損的5種因素，一是煙氣走廊引起磨損的機理；二是管壁材料的影響；三是飛灰濃度的影響；四是過量空氣系數的影響；五是煙氣成分的變化對磨損的影響。
  17. To purge the lines of any excess air and sediment, keep the hot water faucet open for 3 minutes after a constant flow of water is obtained

    為了清除管道內任何剩餘的空氣和沉澱物，請在穩定出水后，讓熱水水龍頭持續出水3分鐘。
  18. And by means of testing, the thesis puts emphasis upon the study of the low - oxygen combustion technique, which can optimize boiler ' s combustion by adjust the excess air factor

    並且通過試驗的方法，著重探討了通過調整過量空氣系數來使鍋爐燃燒達到優化的低氧燃燒技術。
  19. Now design efficiency of common gas boiler can reach 90 percent or so, but various factors such as load, fuel quality, work condition and pressure which result in uncompleted burning of gas and excess air, decrease boiler hot efficiency and cause resources waste and environment pollution. considering these it is essential to adopt closed loop feedback control to boiler burning system

    現今，一般的燃氣鍋爐設計效率均能達到90 %左右，但在實際運行中，因負荷、燃料品質、工作環境、壓力、混合情況等因素的影響，往往造成燃氣不完全燃燒或空氣過量，使鍋爐熱效率降低，造成能源浪費與環境污染，在這樣一種背景下，有必要對其燃燒系統進行閉環反饋控制。
  20. On the basis mentioned above, another mathematical model for the supercharged diesel was set up. according to this model some results of simulation calculations were given. the characteristics of operation of the diesel in wet compression : including the excess air coefficient, the cylinder temperature at the beginning of compression stroke, the maximum temperature in the cylinder, the cylinder thermal load, the specific fuel consumption, and efficiency of diesel engine were obtained

    在此基礎上，又建立了增壓柴油機濕壓縮的數學模型，對噴水后柴油機的各性能參數，諸如過量空氣系數、氣缸進氣溫度，缸內最高溫度、氣缸熱負荷、比油耗、熱效率等進行了模擬計算，為增壓柴油機進口加濕技術的研究提供了理論依據。
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