氧煤比 的英文怎麼說

中文拼音 [yǎngméibǐ]
氧煤比 英文
oxygen coal ratio
  • 氧 : 名詞[化學] （氣體元素） oxygen （o）
  • 煤 : 名詞（黑色固體礦物） coal
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  1. In recent years at iron - making plant of pangang, the coke ratio of pig iron has reduced evidently by insisting on “ burden preparation ” course, improving quality of sinter, raising wind temperature, increasing rich oxygen quantity and injecting abundant pulverized coal into bf. the solid fuel consumption of sinter has been decreased greatly through insisting on using high - quality calces, practising high feed sintering, actualizing many techniques in solving key problems. at the same time, the energy source base management has been strengthened, and energy - saving work has made great progress, profits generated by energy - saving have exceeded a hundred million yuan

    近年煉鐵廠通過堅持「精料」方針，改善燒結礦質量，提高風溫，增大富氧，實施大噴煤，使入爐焦比有明顯下降；燒結堅持用好生石灰，推行厚料層燒結，實施多項技術攻關，固體燃耗大幅度下降；同時加強能源基礎管理，節能工作取得長足進步，節能創效益1億元以上。
  2. By contrast, the carbon dioxide emanating from chinese coal plants will last for decades, with a cumulative warming effect that will eventually overwhelm the cooling from sulfur and deliver another large kick to global warming, climate scientists say

    大氣學家說，與之相比，中國產煤所產生的二氧化碳卻至少存續10年，不斷累積的熱量將抵消硫的降溫作用而帶來更嚴重的全球變暖。
  3. In this paper, the effects of fly ash, cement, lime, fine sands, foam agent, w / c ratio and additional agent on foamed concrete were studied by experiments, the best combination ratio of fly ash foamed concrete whose density varies from 551kg / m3 to 650kg / m3 was obtained through orthogonal test design, the foam agent quantity and the fly ash quantity effect the fly ash foamed concrete greatly, so the author selected them as independents to establish duality linear regression equations, the equations were quite ideal through the test of model summary r. moreover, the author also did some experiments about the water resistance of magnesium oxychloride cement fly ash foamed concrete, the outcome showed that phosphoric acid has good effect on water resistance, and its appropriate quantity was found

    本文通過試驗研究了粉煤灰、水泥、石灰、細砂、發泡液、水灰比及外加劑對粉煤灰發泡混凝土性能的影響，採用正交設計試驗方法得出了600級粉煤灰發泡混凝土的最佳配合比，同時發現發泡液和粉煤灰摻量對發泡混凝土的影響最為顯著，因此，以二者為自變量建立了二元線性回歸方程，通過全相關系數的檢驗發現方程較為理想。此外，還對氯氧鎂水泥基粉煤灰發泡混凝土的耐水性進行了相關實驗，發現磷酸有較好的耐水性效果，同時找到了其合適的摻量范圍。
  4. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點，提出多變量協調控制方案，解決了系統可控性差，難以實現穩定自動運行的問題；在此基礎上，改變以往以煙氣含氧量控制送風的傳統模式，針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重，煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題，應用智能控制理論中的模糊控制技術，結合自尋最優控制的思想，設計了一種模糊自尋優控制器，應用在電站鍋爐送風控制系統上，並闡述了動靜態兩種實現途徑，通過在線優化風煤配比，實現最佳經濟燃燒，切實保障了鍋爐的經濟運行。
  5. The equilibrium working temperature of the gasifier and the composition of the outlet syngas ( short for synthesis gas ) at this temperature were calculated by solving the chemical equilibrium and the energy equilibrium equations. the analysis was used to study the effect of gasifying agent mixture ratio on the outlet syngas composition, the cold gas efficiency, the thermal efficiency and the exergy efficiency. the optimum o2 / coal ratio was found for a reasonable vapor / coal ratio ( the vapor / coal ratio had little effect on the efficiencies ) for various kinds of coal to maximum the thermal efficiency and the exergy efficiency

    通過化學平衡和熱量平衡方法求解氣化爐平衡工作溫度以及該溫度下的出口煤氣成分，研究了氣化爐進口氣化劑配比對出口煤氣成分、冷煤氣效率、熱效率及火用效率的影響，指出熱效率、火用效率最優情況下適應于各煤種的最優氧煤比以及合理的水蒸汽耗量，為多聯產系統的設計優化提供參考。
  6. Abstract : coke saving measures in the recent ， years at pangang are summarized according to various ways of beneficiated materials ， high blast temperature ， oxygen - enriched blast ， pulverized coal injection rate and improvement of blast furnace operation ， the effect of related smelting factors on coke rate is investigated in combination with the production data and moreover further measures for reduction of coke rate are proposed

    文摘:從精料、風溫、富氧和噴煤量以及改善高爐操作等方面總結了攀鋼近幾年來採取的節焦措施，並結合生產數據分析了有關冶煉因素對焦比的影響，同時提出了進一步降低焦比的措施。
  7. It shows that with a metallization degree of burden more than 40 per cent, blast furnace can t be operated with oxygen enriched blast. combining lower burden metallization degree with oxygen enriched blast and coal injection, higher coal injection rate and higher productivity can be obtained. by use of higher burden metallization degree lower coke rate can be obtained than oxygen enriched blast and coal injection

    結果表明：爐料金屬化率達到40后，高爐不能富氧操作；較低的爐料金屬化率與富氧噴煤相結合，能夠獲得更大的噴煤比和更高的產量；使用金屬化率較高的爐料，能夠比富氧噴煤達到更低的焦比。
  8. Abstract : according to material and local heat balance in the blast furnace, refering to the result of oxygen enriched blast and coal injection into blast furnace and use of metallized burden, the influence of burden metallization degree on oxygen enriched - coal injection rate 、 coke rate and productivity is calculated

    文摘:根據高爐物料平衡和區域熱平衡理論，參照高爐富氧噴煤和使用金屬化爐料的冶煉結果，計算了爐料金屬化率對富氧噴煤率、焦比和產量的影響。
  9. Ruburning with coal has been proved a effective low nox emission combustion technology 。 in this ph. d thesis, the reaction mechanisms of reburning have been investigated, and the homogeneous and heterogeneous reduction of nox have been analyzed in details. a series of reburning experiments have been carried out on an entrained - flow reactor, in which two kinds of coals with different particle sizes have been used

    本文對煤粉再燃過程中，揮發分及煤焦的基元反應途徑和反應機理進行了詳細分析；在攜帶爐實驗臺上進行了神華煤、邢臺煤在1200與1300 、四種煤粉細度、三種再燃燃料比和三種再燃區初始氧量，共144個實驗工況下的再燃實驗。
  10. Then a combustion evolution optimizing system based on the radiant energy measuring was built, economical boiler combustion adjustment was carried out, under the combined action of a controller based on fuzzy self - optimizing of fume

    在此基礎上，建立了基於輻射能檢測的燃燒進化優化系統，通過煙氣含氧量與爐膛總輻射能的模糊自尋優控制器和風煤比進化優化器組成的燃燒優化迴路的共同作用，對鍋爐進行燃燒經濟性調節，達到燃燒優化控制的目的。
  11. These results very close to engineering fact, then analyzed mostly factors : oxygen - coal mole ratio which affect cws gasification process and coal gas component on outlet, also advanced any measures to increase coal gas effective component ( co + h2 ) on outlet

    得到了氣化爐內的溫度場、流場、濃度場以及出口粗煤氣成分，其結果與工程實際相比非常接近；並利用得到的結果分析了影響水煤漿氣化過程和出口煤氣成分的主要因素即氧煤比，提出了提高出口煤氣有效成分（ co + h2 ）的措施。
  12. This system finished supervisory control of boiler burning, sampled signals through sensors and calculated the signals whether reached the best content of oxygen and the best wind - coal ratio. using it controls the quantity of coal, entering wind and sending wing for reaching the best thermal efficiency of burning and improving economy benefit of boiler running

    系統對鍋爐燃燒進行監控，通過傳感器采樣信號，計算是否達到最佳含氧量、最佳風煤比，來控制給煤量、引風量和送風量，使燃燒達到最佳熱效率和提高鍋爐運行的經濟效益。
  13. He simply felt life rush into him out of the coal, out of the pit. the very stale air of the colliery was better than oxygen to him. it gave him a sense of power, power

    他簡直覺得生命從煤央里從礦穴里，蓬勃地向他涌來，於是，礦場的空氣也比氧氣還要好了那予他以一種權威的感覺。
  14. Moreover, in the absence of co2 emission limits, familiar conventional coal steam - electric technologies will tend to be favored for most new plant construction over newer gasification technologies, for which ccs is more cost - effective

    再者，在沒有二氧化碳排放量限制的狀況下，比起傳統的煤粉蒸汽發電技術，新發電廠將偏好採用較新的氣化技術，而ccs在後者的成本效益較好。
  15. The result indicates that improvement is helpful to enhance veracit y of calorimeter. when coal combusts in bomb, temperature of measuring system will change. through analysis and comparison graphs of temperature, we can see that they differ from each other with the variation of coal ingredient and there is a flexion in it

    通過分析和比較恆溫式氧彈儀測定煤炭發熱量過程中量熱系統溫度變化的曲線，發現量熱系統的溫升曲線普遍存在著一個拐點，這個拐點可以作為煤在過氧條件下著火燃燒方式的判據。
  16. 30 " is the project to produce 18ton / year synthetic ammonia and 30ton / year urea. the key equipment in the project are the copressor for the mixed gases of nitrogen and hydrogen and the compressor for carbon dioxide. reciprocating compressor as well as centrifugal compressor can be selected for this project. the different opinions for the selection of the compressor existed in 8medium scale fertilizer plants in which coal is used as the raw material. from the points of technology and cost, the analysis and comparison of using these two kinds of compressor were carried out. it is concluded that reciprocating pump is more appropriate

    工程就是建成年生產能力達到18萬噸合成氨、 30萬噸尿素的項目，項目中的關鍵設備為氮氫氣壓縮機及二氧化碳壓縮機，壓縮機選型正介於往復式壓縮機和離心式壓縮機之間，國內各設計院在八家立項的以煤為原料的中化肥廠『 18 . 30 』工程初步設計中選何種類型的壓縮機爭論不休，本文從技術及經濟的角度對此作了分析比較，並推薦採用往復式壓縮機，以供參考。
  17. This flexion of graph can be defined as criterion of coal ignition character under excessive oxygen supply. based on viewpoints of coal ignition, we put forward assumption aiming at ignition character of coal with excessive oxygen. in this thesis, with comparison of average temperature increase among eleven kinds of coal, the following are obtained : homogeneous ignition happens when coal has higher volatile matter and there is a approximative direct - ratio relationship between temperature hoist before flexion and content of volatile matter ; on the other side, heterogeneous ignition occurs for the coal with lower volatile matter content because of collective influence of volatile matter and fixed carbon combustion, and one - to - one relationship between temperature increase before flexion and content of volatile matter does not exit

    以煤著火性質研究的觀點為基礎，對煤在過氧條件下的著火性質提出假設，通過11種標準煤樣在過氧條件下燃燒實驗，對比了拐點前後平均溫升與煤樣成分的關系，證實了揮發分含量較高的煤在過氧條件下發生均相著火燃燒，拐點前後量熱系統的溫升分別與揮發分和固定炭的含量成近似正比的關系；而揮發分含量較低的煤在過氧條件下發生非均相著火燃燒，拐點之前量熱系統的溫升由於受到揮發分和固定炭同時燃燒的影響，因而不存在溫升與揮發分含量之間單一的對應關系。
  18. This paper systemically studies and compares the preparing conditions and polymerizing mechanism of coal / polyanilines ( cp ) of different lithotypes in adding - acid system and in not adding - acid system by utilizing different structure characteristics of different lithotypes

    本文利用不同煤巖組分的不同結構特點，系統的研究和對比在有外加酸體系和無外加酸體系中，原位氧化聚合方法制備煤/聚苯胺導電材料的工藝條件和復合機理。
  19. We will continue to request the power companies to keep improving the efficiency of their coal - fired units, so as to reduce the co2 - to - calorie ratio of the units

    我們亦會持續要求電廠在燃煤發電上不斷提高效率，從而減低二氧化碳與卡路里的比例。
  20. Generation of electricity that could otherwise be conserved introduces more harmful greenhouse gases and other noxious chemicals into the atmosphere from the powerplants that consume fossil fuels

    比其二氧化碳和其它有害氣體的排放，發電廠燃燒煤來發電產生的污染對環境的破壞要更大。
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