脫硫率 的英文怎麼說
中文拼音 [tuōliúlǜ]
脫硫率
英文
desulfurization degree-
In order to obtain higher and stable vermicularity, it ' s necessary to keep the sulphur content of the base iron melt in the range of 0. 01 ~ 0. 03 % by desulphurizing treatment in ladle, adopt cored wire injection vermicularizing process and strict test and control measures
國外為獲得高蠕化率,一般採用爐外脫硫,使原鐵液硫量(質量分數)穩定在0 . 01 % ~ 0 . 03 % ,並採用喂絲蠕化處理法和嚴格的檢測手段。Abstract : by utlizing abundant local resource of ytirium and combining the characteristics of magnesium, barium, calcium and silicon, a sort of composite nodulizer - ytirium - based heavy rare earth nodulizer was developed which is characterized by its good desulphurizing and deoxidizing rate effect, excellent effect to neutralize anti - nodulizing effect of trace elements, strong nodulizng effect and degeneration - resistance, good effect to fine matrix structure, decreased chilling tendency and wide scope of applicatiom using this nodulizer to produce some important castings such as water - cooled wall of blast furnace and roller could increase mechanical properties of central area and casting yield
文摘:利用江西省豐富的釔基重稀土,結合鎂、鋇、硅、鈣等元素的特性開發了釔基重稀土復合球化劑,該球化劑具有脫硫、脫氧、抗干擾元素、球化和抗球化衰退能力強,細化基體組織,白口傾向小,適用范圍寬等特點,應用於高爐冷卻壁,軋輥等關鍵鑄件上可提高心部力學性能和工藝出品率。In order to improve the efficiencies of flue gas desulfurization, and to correct the backward of dry flue gas desulfuriziation and wet flue gas desulfurization
為了提高中小燃煤鍋爐的煙氣脫硫效率,改進干法煙氣脫硫技術、濕法煙氣脫硫技術的不足之處,研究了半干半濕煙氣脫硫方法。Abstract : in order to improve the efficiencies of flue gas desulfurization, and to correct the backward of dry flue gas desulfuriziation and wet flue gas desulfurization
文摘:為了提高中小燃煤鍋爐的煙氣脫硫效率,改進干法煙氣脫硫技術、濕法煙氣脫硫技術的不足之處,研究了半干半濕煙氣脫硫方法。The experiment result shows that, with the increase of blade elevation angle, so2 removal efficiency and the operation stability will be descended, the amount of encrustation will be increased
結果表明,一般情況下,葉片仰角增大,脫硫率有所下降,塔的運行穩定性有所下降,結垢有所增加。The result showed that the removal rate for the sulfide in the foul gas was above 95. 2 % by using pretreatment - desulfurization
結果表明,採用預處理脫硫工藝,可使凈化后的氣體中惡臭組分硫化物的穿透去除率達95 . 2 %以上。The low solid concentrarion in the circulating suspension bed ( csb ) causes the insufficient gas - solid mixing and low contact reaction intensity
摘要循環懸浮床內固相濃度很低,改善氣固混合對增強接觸反應、提高脫硫效率起著關鍵作用。Therefore, the descend of so2 removal efficiency should be considered when we rebuild a marble scrubbing dust collector to a equipment of wet calcium fgd & dusting
因此,在將麻石水膜除塵器改造成旋流板塔脫硫除塵系統的過程中,增大葉片仰角的同時一定要考慮脫硫率的下降問題。From 1996 to 1998, as a project manager, i finished the studies on simple constructed venturi water film scrubber desulphurization technology and equipment for small and medium _ sized coal _ fired power plant. such studies are one of the projects required to rack one ' s brain with emphasis by ministry of science and technology in " ninth _ five _ year " plan. on the basis of the aboved researches, being entrusted with jiangxi provencial electric power bureau and guizhou provincial electric power bureau, we conducted the engineering feasible researches and preliminary design for nanchang power power plant and guixi power plant in jiangxi province, guiyang power plant in guizhou province, yongji power plant and taiyuan thermal power plant no. 2 in shanxi province to use venturi water film scrubber simple constructed desulphurization technology. the major technical targets of above consultation are around 70 % of desulphurization rate and improved dust removal efficiencies comparing with original efficiencies. the key features of this new technology are advanced and practical, low in investment cost, small in land occupied, suit for renovating the existing power plant and suited to chinese conditions
1998年完成了"九.五"國家科技攻關項目< >的開發工作.在此基礎上,受貴州省電力局,江西省電力局,山西省電力局的委託,分別對貴陽發電廠,南昌發電廠,貴溪發電廠,永濟發電廠,太原第二熱電廠等進行了簡易脫硫技術的工程可行性研究以及初步設計等.上述咨詢內容中的主要技術指標是脫硫效率達到70 %左右,並可提高原除塵器的除塵效率.有投資低,佔地面積小,適合老廠改造,技術先進實用等特點Wet limestone flue gas desulfurization technology has been widely applied in coal - fired power plants all over the world due to its high efficiency and reliability
石灰石濕法煙氣脫硫作為一種相對成熟、脫硫效率較高的脫硫技術,在世界范圍內得到了廠泛的應用。Experiment indicated that use the multiple orifice balls substitute hollow balls, not only can eliminate the matter of the hollow balls in the fluidized course, but also can improve desulfurized efficiency
試驗表明,用多孔球替代空心球做填料,不僅可以消除空心球在流化過程中出現的問題,還可以適當提高脫硫效率。Engineering practice shows that the desulfuration efficiency of said flue gas purification system can reach 93. 27 %, having good environmental and social benefits
工程實踐表明:該煙氣凈化系統的脫硫效率可達93 . 27 % ,環境和社會效益良好。Effect of ultrasound frequency and intensity on vgo oxidative desulfurization
超聲功率及聲強對直餾蠟油氧化脫硫的影響Yth circulating fluidized bed boiler ' s sulfur capture effect can achieve to 89. 6 percent, the average of sulfur dioxide capture is 1060mg / m3, nitrogen oxide is 110mg / m3, dust of gas is 87 mg / m3. this suggests that cfb can achieve the standard of clean combustion
雲天化循環流化床鍋爐循環流化床鍋爐的脫硫效率達到89 . 6 、 so _ 2平均排放量為1060mg m ~ 3 , no _ x的平均排放量為110mg m ~ 3 ,煙氣中粉塵平均排放量為87mg m ~ 3 ,證明了循環流化床鍋爐達到了潔凈燃燒的標準。Abstract : a new type of rotating packed bed ( rpb ) filled with holed disk packing, has high mass transference character by means of the centrifugal field it is used for simulating flue gas desulfurization and achieved of good effect the desulfurization efficiency of rpb by boot water is above 75 % accompanied with small gas resistance
文摘:一種利用離心力場強化傳質的新型旋轉填充床反應器以孔型碟片為填料用清水吸收模擬煙氣中的二氧化硫時的脫硫率達75 %以上,用於模擬煙氣脫硫也取得了很好的效果,而且氣阻也很低Put up the cold experiment of the three - phase fluidized bed with multiple orifice balls, research on the influence of the superficial gas velocity, the filler static height and the liquid density on the resistance character and the desulfurized efficiency, summarize the virtue of multiple orifice balls
摘要對多孔球為填料的三相流化床進行冷態試驗研究,研究不同工況下氣體空塔流速、填料靜止高度、噴淋密度等因素對流化床阻力特性和脫硫效率的影響。The main works have been done as follow : ( 1 ) after a great deal of literatures are read, the paper introduces the main ways of the flue gas desulfurization, and the development status of dcs ; ( 2 ) through the analysis of the former dcs system in the plant, the desire about the rebuilding of dcs is put ; the characteristic of the planning dcs system is introduced ; ( 3 ) according to the characteristic of the wet limestone - gypsum flue gas desulfurization, the main factor about influencing the efficiency of desulfurization is analyzed ; ( 4 ) some tests are done, which are the reduction and enhancement of the flue gas quantity, and the disturbing test of the starting and stoping the circulation of the serum in the absorbing tower. the paper lists some actual run curves
本文完成了以下主要工作:在閱讀了大量文獻資料的基礎上,介紹了火電廠煙氣脫硫的主要方法,以及dcs的發展狀況;通過對本廠脫硫裝置原有dcs系統的分析,提出了對dcs改造的要求;介紹了擬選擇dcs的特點;根據濕式石灰石石膏法煙氣脫硫的特點,分析了影響系統脫硫效率的主要因素;進行了吸收塔煙氣量減少、增加,啟停吸收塔漿液循環泵擾動試驗,並給出了部分實際運行曲線。Based on the multi - stage cleaning principle of sorting, sparying and foam, after cycloning, sparying and washing by two - stage spraying foam, so2 removal efficiency can reach 92. 4 %
根據離心、噴霧、泡沫相結合的多級凈化原理,經旋風噴霧、二級噴淋泡沫板洗滌,脫硫效率高達92 . 4 % 。The influences of ca / s ratio, the temperature of flue gas, the amount of injection water and the direction of the nozzle on the efficiencies of flue gas desulfurization were studied
結果表明,在135以下,增大鈣硫比有利於提高脫硫率;在不低於100時,盡可能降低反應溫度有利於提高脫硫率;在t不小於15時,增大噴水量有利於提高脫硫率。After referring to domestic and overseas status quo, and studying and analyzing the desulfuration pretreatment technics and variety of factors, a modeling method of neural network based on radial basis function is elaborated in the paper, which can control the process of desulfuration pretreatment. according to the data available, the method can predict the operation parameter, and direct the production effectively, and improve the desulphuriaztion efficiency, yield and quality of finished product
在深入了解國內、國際研究現狀,研究並分析脫硫預處理工藝流程特點及對脫硫率的各種影響因素的情況下,本文提出了一種基於徑向基函數神經網路的建模方法,對脫硫預處理過程進行智能控制;並根據已經獲得的數據來預報未來的操作參數,有效的指導生產,從而提高脫硫率以及後步工序生產的效率和成品鋼材的產量和質量。分享友人