catalytic unit 中文意思是什麼

catalytic unit 解釋
催化單位
  • catalytic : adj. 【化學】催化(的)。adv. -ically
  • unit : n 1 個體,一個,一人。2 (計值、組織、機構)單位;單元;小組,分部;【軍事】部隊;分隊。3 【機械...
  1. Abstract : large time delay exists in complicated practical processes. for example, in fccu ( fluidized catalytic cracker unit ) reactor - regenerator, the feed is preheated through heat exchanging from fractional column slurry, thus results in large time delay. a predictive control system is designed for such processes, where the kernal algorithm is dynamic matrix control. application results show that the control behavior is improved than original pid control

    文摘:實際的復雜工業過程,往往具有大的時滯,例如:煉油廠催化裂化裝置的反應再生系統,其原料油預熱通過油漿換熱實現,因此時滯特別大.本文針對這一類大的時滯過程,設計了以動態矩陣控制為核心演算法的預測控制系統,運行實踐表明:這一控制方案比原pid控制在控制質量上有較大提高
  2. The odor can be removed with adsorption and oxidation in appropriate unit processes and operations such as wet washing, direct incineration, catalytic oxidation, adsorption, ozone oxidation and

    之去除可從兩方面著手,一為降低燃料中之含硫份,另一為從煙道氣中去除
  3. It is shown that the gam and alsphene in the seven catalytic stocks were not very high except in residual oil ; the saturate hydrocarbons in all seven were hig her ; aromatic contents were lower except in slurry oil and recycle oil, therefore, t he s even catalytic stocks except slurry oil and recycle oil are all good feedings of catalytic cracking unit

    分析測定結果表明,這7種催化原料油除常渣外,膠質瀝青質含量均不高;飽和烴含量均較高;芳烴含量除油漿、回煉油外,其餘原料含量均較低,所以除油漿、回煉油外,均是作催化裂化的良好原料。
  4. To verify the effectiveness of the proposed hybrid fnn, this thesis addressed the estimation problem for the frozen point of light cyclic oil in a fluidized catalytic cracking unit ( fccu ) in a refinery. based on the sample data collected from the industrial unit, we built a soft sensor model by using an above hybrid fnn

    最後,針對某煉油廠催化裂化裝置主分餾塔輕柴油凝固點的軟測量估計問題,本文基於工業現場所採集的樣本數據,建立了混合結構神經網路模型,並討論該模型的在線自學習問題,同時與多層前向bp網路、徑向基函數rbf網路模型進行了比較。
  5. The heart of a petroleum refinery ( fig. 1 ) is the " cracking " unit, which breaks high - molecalar - weight hydrocarbons into volatile compounds, convertible to gasoline by processes such as catalytic alkylation and reforming ( 3 )

    一個石油精煉廠的中心是裂化車間,在那裡大分子量的碳氫化合物斷裂成為具有揮發性的化合物,這些化合物經過催化烷化和催化重整可以轉化為汽油。
  6. Safety assessment of vertical furnace tube for catalytic cracking unit

    催化裂化裝置立式加熱爐爐管評定
  7. This system has been installed in a catalytic reforming unit in a refinery, and industrial applications show its good performance in the prediction of ron

    該系統已用於某煉油廠重整汽油研究法辛烷值的在線分析,實際應用顯示了其良好的預測效果。
  8. The risk assessment and the risk sequence of the equipment and piping of catalytic cracking unit in lanzhou petrochemical company were defined by applicating the risk - based inspection ( rbi ) technology, and the inspection program which offers scientific basis for repairing schedule and strategy was made according to different equipment, piping and different risk classes

    摘要通過運用基於風險的檢驗( rbi )技術對蘭州石化公司300萬噸年重油催化裂化裝置的靜設備和管道進行風險評估和風險排序,針對不同的設備,不同的風險等級制定了相應的檢驗策略,為制定裝置的檢修計劃和長期的檢修策略提供了一種科學方法。
  9. Applicability of exhaust gas from methanol synthesis unit for co - mo catalytic hydrodesulfurization of ammonia plant

    換熱轉化工藝用於油原料氨廠改造的評價
  10. The corrosion fail analysis of the second catalytic cracking unit light diesel oil pipe in lanzhou petrochemical company

    蘭州石化二套重催裝置輕柴油管線腐蝕失效分析
  11. The above improved model has been applied to practical data reconciliation for a continuous catalytic reforming unit in an oil refinery

    詳細敘述了上述改進數據協調模型在煉油廠連續催化重整裝置中的實際應用情況。
  12. Exhaust gas oxygen sensor ( ego ) which is installed in the exhaust pipe of the engine is a significant component in the electronic fuel injection. it has the ability to probe the concentration of oxygen in the exhaust pipe, and can transfer concentration signal to voltage signal which is passed to electronic control unit ( ecu ). in this way the air - fuel ratio can be controlled to the strait range of stoichiometrical point and the three - way catalytic converter consequently can work better

    車用氧傳感器是電噴系統的關鍵部件,安裝在發動機的排氣管上,能夠探測排氣管中的氧氣的濃度,然後將濃度信號轉變成電壓信號並傳送給電控單元ecu ,從而把空燃比控制在理論空燃比附近,配合三元催化反應器進行后處理凈化。
  13. 3. the methodology based upon lssvm for on - line inferential measurement has been proposed and applied in parameter estimation problem encountered in a continuous catalytic reforming unit. to deal with model deviation problem, moving windows framework is incorporated into inferential measurement method that is based upon lssvm

    將svm運用於連續重整裝置中的參數預估問題,在簡要介紹及說明了工程應用中存在的問題之後,如訓練數據是小樣本,具有實時性的要求,而且在線應用具有模型偏移的問題。
  14. Feasibility study on blending coker gasoline in 1. 2 mt a catalytic diesel mild hdrogenation unit of no. 3 refinery

    催化柴油中壓加氫裝置摻煉焦化汽油可行性研究
  15. Abstract : mpc technology has been applied for controlling the reaction / regeneration system of an industrial residue catalytic cracking unit to enhance its stable operation and optimizing the operation

    文摘:將多變量模型預測控制( mpc )技術應用於工業催化裂化裝置反應-再生系統的過程式控制制,有助於提高反應-再生系統的穩定操作以及優化操作。
  16. Specification for construction and acceptance of reactor - regenerator system equipment of catalytic cracking unit

    催化裂化裝置反應再生系統設備施工及驗收規范
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