裂化廠 的英文怎麼說
中文拼音 [lièhuàchǎng]
裂化廠
英文
cracking plant
-
裂 :
裂動詞[方言] (東西的兩部分向兩旁分開) open
-
廠 :
廠同「庵」 (多用於人名)
-
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
-
Application of two - stage riser catalytic cracking technology in petrochemical factory of yumen oilfield
兩段提升管催
化裂化技術在玉門煉油
化工總
廠的應用
-
This paper researches the basic statistical rule of oil - gas dynamic system from the systematic theory, combining with the common characteristic and structure characteristic of oil - gas dynamic system, taking the design requirement of oil field development programming into consideration, by using of functional simulation principle ( including nn method, differential simulation method ) and historical data of oil field, establishes the in - out conjunctional relationship of dynamic index of oil field development, and researches the two level index prediction of development dynamic with both oil field and oil production plant on the basis of the in - out conjunctional relationship. furthermore, this paper analyzes the " decision - making variable ", " object " and " restriction terms " by the optimization theory and set up several optimal models which compose the oil field development programming, it is following : optimization model of the production composing ( solving the optimal composing of each subentry production and cor responding cost, workload, including the onshore thin oil production, the heavy oil thermal process production, tertiary oil recovery production, and the offshore production ) ; optimization model of measure production structure ( determining the optimal composing of each measure production and measure workload, which is composed of fracture, acidulation, capital repair and so on ) ; optimization model of the production distraction ( optimal distribution of the whole oil field production to each oil production plant ) and the integrated development programming model of oil field
本文從系統理論出發研究油氣動態系統基本統計規律,結合油氣動態系統的一般特點,結構特點,兼顧油田開發規劃設計的要求,利用功能模擬原理(含神經網路方法、微分模擬方法) ,依據油田歷史數據,建立了油田開發動態指標間的輸入輸出關聯關系,並在此輸入輸出關聯關系的基礎上研究了油田及採油
廠兩級的開發動態指標預測,同時利用最優
化原理,在分析「決策變量」 、 「目標」及「約束條件」的基礎上建立了多個構成油田開發規劃的「優
化模型」 ,這些優
化模型包括:產量構成優
化模型(解決陸上稀油產量、稠油熱采產量、三次採油產量、海上產量及對應的成本、工作量的最優構成問題) ;措施產量結構優
化模型(解決壓
裂、酸
化、大修等各項措施產量及措施工作量的最優構成問題) ;產量分配優
化模型(將油田的產量最優地分配到各採油
廠)以及油田綜合開發規劃模型。
-
It is installed with various production equipment for the atmospheric distillation, catalytic cracking of heavy oil, delayed cocking, hydrogenated white oil, anti - corrosion additives, alkane - purpose chemical reagent and special oils
中國石
化集團杭州煉油
廠現有常減壓蒸餾、重油催
化裂化、延遲焦
化、加氫白油、防銹添加劑、烷烴
化學試劑和特種油品等生產裝置。
-
The intermediate pressure exhaust gas boiler in the shop of yantzi petrochemical oil refinery works is needed to recycle the exhaust heat from the dust
揚子石
化煉油
廠催
化裂化車間中壓余熱鍋爐,用來回收催
化再生煙氣的余熱。
-
And it investigates the appearance condition ( including joint, crack, eroding, corrosion, braking pole device rupture, crane - girder ' s gnawing railway and so on ) of the whole crane - girder system on the spot, at the same time, it also actually examines the stress of the beam, chemical ingredient, distortion and railway excursion, etc. through sampling, and based on the actually examined results, it checks and calculates the carrying capacity of crane - girder system. then, based on the investigating on the spot and the calculated result, it discusses the mechanism of fatigue failure of the upper part of welded steel crane - girder, analyses the reason of steel crane - girder in the high - frequency emerging the fatigue crack, institutes the strengthened method of damaged steel crane - girder of accurate packing up workshop of the primary mill plant. finally, it presents some advice and suggestions for the repairing and strengthening method of fatigue crack of upper part of steel crane - girder in the high - frequency
針對包鋼初軋
廠精整車間鋼吊車樑上部區域出現
裂縫這一問題,本文首先綜述了國內外關于焊接鋼吊車樑上部區域疲勞
裂縫的研究現狀;其次對整個吊車梁系統的外觀情況(包括連接、
裂縫、腐蝕、銹蝕、制動桿件斷
裂、吊車啃軌等)進行了現場調查,抽樣實測了梁的應力、
化學成分、變形及軌道偏移等,根據實測結果,對吊車梁系統的承載能力進行了驗算;然後,根據現場調查及計算結果,探討了焊接鋼吊車樑上部區域疲勞破壞的機理,分析了重級工作制鋼吊車梁出現疲勞
裂縫的原因,制定了初軋
廠精整車間破損鋼吊車梁的加固方案;最後就重級工作制鋼吊車樑上部區域出現疲勞
裂縫的修復與加固方案提出了一些意見和建議。
-
Abstract : hydroprocessing of fcc feedstocks in shengli refinery of qilu petrochemical corporation includes hydrocracking of gudao vgo, and hydrotreating of coker gatch and gudao vavuum residue
文摘:介紹齊魯石油
化工公司勝利煉油
廠的催
化裂化原料加氫預處理技術,主要包括孤島蠟油加氫
裂化、焦
化蠟油加氫處理和孤島渣油的加氫處理。
-
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。
-
Abstract : 145 samples of eight plants were collected from lanmuchang and yangjiawan and quantitative analyses were made of the ore - forming elements in the plant ashes. considering the three principles of the plant indicator for mineral exploration, namely certainty, sensitivity and feasibility, this paper evaluates comprehensively the indicating functions of the eight plants, on the basis of some quantitative indexes such as the relation coefficient between plant ash and ore - forming element, concentration coefficient, etc. it also discusses the relationships between the anomaly of plant ashes and the fault zone, alteration zone mineralization zone and orebody, showing the significance of these plants to the prospecting
文摘:在濫木
廠和楊家灣鉈(汞)礦床(點)對芒箕、南燭、榔榆、大金發蘚、蜈蚣草、石松、黃花草、醉魚草等8種植物取樣145件,在提出確定找礦有效指示植物三原則(確定性,敏感性,可行性)的基礎上,依據植物灰分與底質成礦元素相關系數、植物灰分富集系數和襯度系數,較全面地分析和評價了8種植物的找礦功能;討論了其異常的分佈與斷
裂帶、蝕變帶、礦
化帶以及工業礦
化(礦體)之間的關系,並指出了其找礦意義。
-
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。
-
Abstract : in this article, it is introduced that a method of rooting has been successfully used in stabing the base of stockhouse of grain, in order to effectively stop sinking and cracking and extend the lifetime of those buildings, which do not have firm base
文摘:針對浙江省奉
化市糧食局米
廠大米車間、糧庫基礎托換和鍋爐房基礎加固工程,成功地應用樹根樁基礎托換技術,使沉降和
裂縫得到有效控制,危房再現使用價值。
-
The catalyzer for heavy oil catalytic cracking manufactured by jingtai company is a chemical product. traditionally, service plays an auxiliary role in the marketing of chemical products, and usually after service is paid more attention
本文通過對重油催
化裂化催
化劑市場的需求和催
化劑生產
廠家的調研和分析,結合京泰公司重油催
化裂化催
化劑項目的swot分析,確定了京泰公司催
化劑營銷以服務為重點的對策。
-
Crack detection system of glass bottles is a subsystem of computer vision detection system on - line of glass products. the whole system was developed by the cooperation of the electronic technique research institute of guangxi normal university and guilin glass factory. in the course of test, the writer found that the subsystem possesses worse adaptability of adapting the change of the environment and worse tolerance to mistakes of the new information
「玻璃瓶口
裂紋檢測系統」是廣西師范大學電子技術研究所與桂林市玻璃
廠聯合開發的「玻璃製品的計算機視覺在線檢測系統」的一個子系統,筆者在調試過程中發現,該子系統對環境變
化適應的靈活性和對新信息的容錯性較差,這主要是由於該子系統目前所採用的演算法不具備自學習、自適應的能力所造成的。
-
The yinachang fe - cu - ree deposit is one of typical deposits and mainly occurs in yinmin formation of kunyang group of middle proterozoic epoch. this paper mainly reports the results of investigation on the ree geochemistry of various rocks and minerals, the sources of ore - forming materials and the age of mineralization. the preliminary mechanism of sudden ree enrichment and mineralization in middle proterozoic has been interpreted
本論文選擇迤納
廠礦床為主要研究對象,系統研究礦床不同類型巖(礦)石和礦物的稀土元素地球
化學特徵,探討富稀土的成礦流體、成礦物質來源和稀土元素成礦時代,揭示昆陽
裂谷初期因民組稀土元素富集的地球
化學機制。
-
Various feedstocks such as straight run distillate ( tbp in the range of 250 to 400 ), hco from fcc and the unconverted oil of hydrocracking can be processed to reduce the pour points for increasing diesel fuel production, accompanied with a higher overall gasoline plus diesel fuel yield in refinery
以直餾輕蠟油、催
化裂化重柴油和加氫
裂化尾油為原料,經降凝可大幅度增產柴油,並可提高煉油
廠輕質油收率、提高柴汽比、滿足市場需求。
-
The popular latex band and tube, for example, are strong pulling force, its expansion rate up to eight times or more, it is hard to broken, the bright colour never fades with non - toxic to human health. our products have been meeted the en - 71, sgs and strength character test etc. we exported to the global market for more than 10 years with the turnovers about usd 2, 000, 000 each year
主要產品系列有運動面具寵物玩具等其它各種相關乳膠製品系列。本
廠的乳膠製品不易老
化耐用色澤鮮艷不易褪色不易
裂有著極優的伸展力和恢復力所有的產品都經en - 71和拉力測試環保檢驗合格。
-
The seismic behavior of longitudinal middling - high r. c shear wall with frame column is discussed through model experimentations and finite element methods in this paper, after taking frame - shear wall structure of a main factory building of the large capacity power plant as experimentative prototype. the major work as follow : in order to appliance pseudo static test, the longitudinal middling - high r. c shear wall with frame column in the large capacity power plant ' s main factory building has been simulated to a model structure with 1 / 15 reduced - scale. the contents of study are process of cracking, course of damage, skeleton curve, rigidity degradation, ductility characteristic etc. that the seismic behavior of this kind of middling - high r. c shear wall is excellent has been proved by chubby hysteretic curve and fine capacity of energy dissipation
本文以某大型火電
廠主
廠房縱向框架一剪力墻結構為原型,通過模型試驗和有限元分析,研究了縱向帶邊框柱中高剪力墻結構的抗震性能問題,主要內容有:選用1 15縮尺比把某大型火電
廠主
廠房縱向帶邊框柱剪力墻原型結構模擬為一個模型結構,並進行了偽靜力試驗,研究了這類縱向帶邊框柱中高剪力墻結構的開
裂與破壞過程、骨架曲線、剛度退
化、延性性能等問題,試驗滯回曲線飽滿,消能能力強,說明此類中高剪力墻的抗震性能較好。
-
Using fcc flow - reaction mathematical model and boundary condition developed in paper ( i ) and the operational constants in commercial fcc riser, the hydrodynamics of catalysts and the distribution of concentration of catalytic cracking products, as well as the temperature of two - phase along the riser are simulated and predicted
運用已經建立的催
化裂化反應的數學模型和模型邊界條件及求解方法,結合煉油
廠工業提升管的實際操作參數,模擬預測了催
化裂化提升管反應器內催
化劑顆粒的流場特徵和原料油反應產物的濃度及氣粒兩相平均溫度的沿程分佈特徵。
-
Abstract : the objective, characteristic and application of the nonlinear control strategy are introduced. how to apply and implement the function of the controller, how to start and stop the control strategy and trouble shooting is discussed. result of commissioning show that the application of nonlinear level control strategy in rfcc of qianguo oil refinery was successful
文摘:簡要介紹了非線性液位控制策略的目的、特性、應用,並著重介紹非線性液位控制系統實施過程和控制器功能,控制器的投運和控制器的故障處理,由投用效果看出非線性液位控制系統在前郭煉油
廠重油催
化裂化裝置得到了很成功的應用。
-
Abstract : a newly developed high temperature flue gas energy recovery technology has been applied in rfccu at lanzhou petroleum processing and chemical complex
文摘:對在蘭州煉油化工總廠重油催化裂化裝置上開發、應用及完善的新型高溫煙氣取熱技術進行了介紹。