排煙率 的英文怎麼說
中文拼音 [bèiyānlǜ]
排煙率
英文
smoke extract rate-
The author analyzes the change rules of fuel consumption and the mass of the main exhaust emission pollutants ( nox, pm, co, hc and carbon ) with the operating parameters ( speed and load ), points out that nox and pm are the primary exhaust emission pollutants which affect the turbocharge - intercooled diesel engine to reach the requires of emission regulations, and map the figure of compositive exhaust emission characteristic
分析了有效燃油消耗率及各主要排放污染物( nox 、 pm 、 co 、 hc 、碳煙)的排放量隨運轉參數(轉速n與平均有效壓力p _ ( me ) )的變化規律。指出nox與pm是影響增壓中冷柴油機排放達標的主要排放污染物,並繪制了排放綜合特性圖。這為該類型柴油機的性能分析提供了參考。Determination of emission rate of particulate fume in arc welding
電弧焊接中微粒煙塵排放率的測定This paper has analyzed and synthesized the problems of burning heavy viscosity petroleum about injecting steam boilers in liaohe oil field. the heat balance experiments on injecting steam boilers burning heavy viscosity petroleum is made first. the main causes of low thermal efficiency and heat lose of flue gas are the poor effect of atomization and burning with old - fashioned oil nozzles, worse ash gathered on. heat exchange surface and high temperature of flue gas
本論文在分析綜述了遼河油田注汽鍋爐燃用高粘度稠油時存在的問題的基礎上,首先對燃用稠油的注汽鍋爐進行了正、反熱平衡試驗,分析了注汽爐熱效率偏低、排煙熱損失偏高的主要原因是原噴油嘴改燒高粘度稠油時霧化和燃燒效果差、換熱面積灰嚴重、排煙溫度太高。Heat pipe air pre - heater is adopted to recover gas heat to heat up cold air for burning, reducing flue gas temperature and increasing heat efficiency of injecting steam boiler
採用熱管式空氣預熱器,利用排煙熱量加熱冷空氣,降低了煙氣溫度,減少排煙熱損失,提高注汽爐熱效率。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。Via the analysis of heat balance computation model and the computation of online heat balance for industrial coal boiler, this dissertation researched overall input heat, efficient utilized quantity of heat, heat losing of discharge flue gas, heat losing of chemistry and mechanism incomplete combustion, heat losing of dispelling heat of boiler, heat efficiency, air superfluous coefficient, wind speed, wind quantity, computation of primary air circle cutting and whose influence on boiler combustion efficiency
本文通過對工業煤粉鍋爐熱平衡計算模型的分析,利用在線熱平衡計算,研究了總輸入熱、有效利用熱量、排煙熱損失、化學不完全燃燒熱損失、機械不完全燃燒熱損失、鍋爐散熱熱損失、熱效率、空氣過剩系數、風速、風量及一次風切圓計算以及這些因素對鍋爐燃燒效率的影響。The repeating experiments show this kind of emulsified diesel oil can reduce fuel consumption by at least 10 percent, smoke density and nox emission by more than 40 percent. and the exhaust temperature and the maximum combustion pressure also decrease. la addition, the experiments about emulsified heavy oil and emulsified mixture of heavy oil and diesel oil are done on 1135 diesel engine
經反復試驗表明該型乳化油與0 ~ #柴油相比平均節油率不低於10 ,主要排放物nox 、碳煙降低40以上,同時排溫和最高燃燒壓力降低,另外,在1135柴油機上進行了乳化重油和乳化重油與柴油混合物的試驗,結果表明燃油耗率和so _ 2排放均顯著降低。The temperature of waste fume are reduced from 200 to 60 in order to increasing recovery rate of waste heat further in htac
為了進一步提高煙氣余熱回收率,進行了將排煙溫度降低到60的實驗。Abstract : the causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %
文摘:分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰器漏水,蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰,排煙溫度高,煙氣熱量未回收利用以及爐子保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及相應的流程調整等改造措施.測定結果表明,本次技術改造解決了因蒸汽吹灰器漏水所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效率由83 %左右提高到90 %以上The causes for low efficiency of the heater in no. 2 crude unit of jpc refinery are described and analyzed including water leaking of steam soot blower, dew point corrosion caused by steam, soot deposits in convection chamber owning to poor soot blowing, high flue gas temperature, no heat recovery of flue gas, and poor performance of insulation lining, etc. by using sonic soot removing system, flue gas recovery system, spray coating of fiber and rock wool, as well as adjustment of flow scheme accordingly in the technical revamping. the dew point corrosion is completely eliminated, the insulation performance is improved, the heat loss is reduced by 1. 25 %, the flue gas temperature is reduced to about 170, and the heater efficiency is increased from 83 % to more than 90 %
分析了金陵石油化工公司煉油廠二套常減壓裝置加熱爐存在的因蒸汽吹灰器漏水,蒸汽引起露點腐蝕及吹灰效果差造成對流室積灰,排煙溫度高,煙氣熱量未回收利用以及爐子保溫襯里效果差等問題,提出採用聲波除灰系統、煙氣回收系統、纖維噴塗和巖棉噴塗及相應的流程調整等改造措施.測定結果表明,本次技術改造解決了因蒸汽吹灰器漏水所造成的露點腐蝕問題,提高了保溫效果,減少散熱損失1 . 25 % ,排煙溫度降至170左右,裝置的爐效率由83 %左右提高到90 %以上Compared with natural ventilating up - draft barn, the common curing barn installed with " automatic controlling temperature and forced humid air exhausting apparatus " can enhance evidently superior leaves ratio, average price and income of raw tobacco, decrease evidently substandard tobacco leaves ratio, lighten work hardness, shorten curing time, reduce fuel consumption, save labor power and reduce curing cost
摘要普通烤房安裝「烤煙自動控溫強制排濕裝置」后,與自然通風氣流上升式烤房相比,烤后的煙葉在上等煙率、均價、收益等方面都有明顯提高,級外煙明顯減少,此外,還能降低勞動強度,縮短烘烤時間,減少燃料消耗,節約勞動力,降低烘烤成本。Direct separation of co _ ( 2 ) from flue gas will lead to a reduction of power generation efficiency and an increase of power generation cost. the content of co _ ( 2 ) in flue gas is only about 3 - 15 %, which will lead to complicated separation process and high cost. this is because co _ ( 2 ) separation is very difficult from common flue gas, which has low co _ ( 2 ) concentration and high n _ ( 2 ) concentration at normal pressure
從鍋爐排煙中分離co _ 2將在一定程度上使電站效率降低,發電成本增加,其主要原因是燃煤電站鍋爐排煙中co _ 2濃度一般僅為3 15 ,在較低的壓力下從以氮氣為主要成分的混合氣體中分離較低濃度的co _ 2氣體的難度很大,從而導致分離設備復雜,成本較高。Discussed taking advance condensation heat of water in waste fume. at the same time, the water can absorbed several pollutants in waste fume
對比了不同空氣系數下,不同排煙溫度時的余熱回收溫度效率,探討了利用燃燒過程中生成水的冷凝熱及其對污染物的吸收作用。Determination of smoke emission from manufactured solid fuels for domestic use - methods for measuring the smoke emission rate
家用人造固體燃料煙排放量測定.第2部分:煙排放率的測量方法Determination of smoke emission from manufactured solid fuels for domestic use - general method for determination of smoke emission rate
家用人造固體燃料煙排放量測定.第1部分:煙排放率通用測定方法Health and safety in welding and allied processes - laboratory method for sampling fume and gases generated by arc welding - part 1 : determination of emission rate and sampling for analysis of particulate fume
焊接和相關工藝的衛生與安全.電弧焊產生的煙塵和氣體取樣的試驗室方法.第1部分:顆粒煙塵排放率的測定和顆粒煙塵分析用取樣Smoke limiting horsepower
排煙極限功率Health and safety in welding and allied processes - laboratory method for sampling fume and gases generated by arc welding - determination of emission rates of gases, except ozone
焊接和相關工藝的衛生和安全.電弧焊產生的煙和氣體取樣的實驗室法.除臭氧外的氣體排放率的測定Health and safety in welding and allied processes - laboratory method for sampling fume and gases generated by arc welding - part 2 : determination of emission rates of gases, except ozone
焊接和相關工藝中的衛生和安全.電弧焊產生的煙塵和氣體取樣的試驗室方法.第2部分:除臭氧外的氣體排放率測定Health and safety in welding and allied processes - laboratory method for sampling fume and gases generated by arc welding - determination of emission rate and sampling for analysis of particulate fume
焊接和有關加工工藝中的健康和安全性.電弧焊接產生的煙塵和氣體的實驗室取樣方法.排放率測定和顆粒煙塵分析的取樣分享友人