熱裂化 的英文怎麼說
中文拼音 [rèlièhuà]
熱裂化
英文
thermal cracking
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裂 :
裂動詞[方言] (東西的兩部分向兩旁分開) open
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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
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Electrode materials have effects on properties of electrochemical capacitor, many carbonaceous materials such as active carbon, pyrolytic carbon, active carbon fiber and carbon nanotube were mainly used in electric double - layer capacitor. because of synthetic conditions and cost, we studied their electrochemical properties of electronic double - layer capacitor that pyrolytic carbon was used as their electrode materials
電極材料是影響電
化學電容器性能的主要因素之一,應用於雙電層電容器的電極活性物質主要是各種碳材料,如各種活性炭、
熱裂解碳、碳纖維、碳納米管等,考慮到合成工藝和成本因素,我們採用
熱裂解碳為雙電層電容器的電極材料,並研究了它們的電
化學性能。
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Insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 1 : methods specific to polyethylene and polypropylene compounds - resistance to environmental stress cracking - measurement of the melt flow index - carbon black and or mineral filler content measurement in polyethylene by direct combustion - measurement of carbon black content by thermogravimetric analysis - assessment of carbon black dispersion in polyethylene using a microscope
電纜絕緣護套材料的通用試驗方法.第4部分:聚乙烯和聚丙烯專用方法.第1節:耐環境應力破
裂性.在空氣中
熱老
化后的卷繞試驗.熔體流動指數測量.聚乙烯中炭黑和
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The highlights of this paper include : hoop toughness criterion for longitudinal heat checking of tool joint was introduced firstly ; failure criterion for crescent - shaped wear casing was established according to the results of full - scale collapse tests ; new - typed alloy for hardbanding of tool joint was developed, its property has showed good performance in the tests
本文的主要創新點在於:以現場失效案例分析為基礎,提出了鉆桿接頭縱向
熱裂的橫向韌性判據;通過對已磨損套管的實物擠毀試驗研究,確定了不均勻磨損套管的擠毀失效準則;設計出了具有獨立知識產權的鉆桿接頭硬
化帶用新型耐磨減摩合金的成分,經實驗室試驗表明其性能可以達到或超過國外同類產品。
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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。
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Wear resistant layer of cylinder and double - layer liner in catalyst creaking apparatus ( without or with tortoiseshell net can be used ), inner liner of carbon monoxide exhaust - heat boiler, pouring at site for furnace roof with high temperature of heating furnace of steel rolling, different forging furnace, resistance furnace, the prefabricated parts can also be made
催
化裂化裝置中的筒體耐磨層及雙層襯里, (無龜甲網和有龜甲網均可採用)及一氧
化碳余
熱鍋爐的內襯,也適用於軋鋼加
熱爐、各種煅造爐、電阻爐的爐頂、爐墻、爐底高溫部位的現場澆注,可製成預制構件。
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Yellow water flavoring liquid was produced by yellow water after primary filtration and addition of high activity bio - enzyme processed by catalyzing beat cracking
摘要將黃水粗濾后,添加高活性生物酶進行催
化熱裂處理,制得黃水調味液。
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Tar content in the gas was influenced by the gasification conditions, such as the gasification temperature, residence time of feedstock in the gasifier and the type of feedstock, which can help us to investigate the mechanism of tar production in gasification process. catalytic cracking of tar was performed in a downstream secondary fixed - bed cracker with dolomite, limestone and alumina brick as catalysts. by comparison, thermal cracking of tar was also performed with silica carbide
在固定床二級催
化裂化反應器上,實驗了白雲石、石灰石、高鋁磚等幾種催
化劑作用下的焦油催
化裂化過程以及炭
化硅作用下的
熱裂化過程,並對
裂化溫度( 650 950 ) 、氣相停留時間( 0 . 5 1s )和催
化劑類型等過程參數對焦油轉
化效果和
熱解煤氣的影響進行了分析,對各種催
化劑材料的性能進行了比較,力爭開發出可適用於工業
化生物質氣
化系統的焦油催
化裂化技術。
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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
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Lnovation of bearing seal structure of zw - style forced circulation pump
重油催
化裂化裝置循環
熱水泵機械密封系統改造
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4 high pressure thermocouple and thermal resistance with thermowell on hydrogenation cracking device
4加氫
裂化裝置高壓
熱電偶阻及套管
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The results provided theoretical basis for down - hole catalytic upgrading of heavy oil
探討了催
化劑對稠油水
熱裂解反應的催
化機理。
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Heavy oil viscosity reduction of was studied by using toluene as additive for catalytic aquathermolysis reaction in this paper
摘要以鉬酸銨作為稠油水
熱裂解反應的催
化劑。
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The results showed that hydrothermal cracking occurred while injecting steam, and the catalyst had catalytic activity for hydrothermal cracking of heavy oil at higher temperature ; viscosity and average molecular weight of heavy oil was thus lowered
實驗結果表明,在注入蒸汽的條件下,遼河稠油可以發生水
熱裂解反應,高溫下催
化劑對水
熱裂解反應具有催
化作用。
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A two - dimensional model is proposed for simulation of gas phase cracking of 1, 2 - dichloroethane ( edc ) to produce vinyl chloride monomer ( vcm ) in tubular reactor furnace, in which side reaction of coke precursor formation is taken into consideration
摘要建立了二氯乙烷在管式反應器中進行氣相
熱裂解的二維模型,模型考慮了二氯乙烷
熱解生成氯乙烯的主反應和生成焦前體的副反應以及氣體密度變
化對
裂解反應的影響。
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The company owns advanced middle frequency furnace, compound centrifugal casting machine, precise and complete metal cutting equipment and advanced and modern quality measurement and control means
本公司擁有先進的中頻電爐、復合式離心澆鑄和精密齊全的金屬切削設備以及先進的現代
化質量測控手段,生產的合金軋輥具有輥面度高、強度大、耐磨性能好、耐
熱裂、抗剝落等特點。
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Thermal stability the property of a lubricant which indicates its ability to resist cracking and decomposition on prolonged exposure to elevated temperatures
熱穩定性表明潤滑油在長期高溫環境中抵抗
裂化和分解能力的指標。
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A ; insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 2 : methods specific to polyethylene and polypropylene compounds - tensile strength and elongation at break after conditioning at elevated temperature - wrapping test after conditioning at elevated temperature - wrapping test after thermal ageing in air - measurement of mass increase - long - term stability test - test method for copper - catalyzed oxidative degradation
電纜絕緣護套材料的通用試驗方法.第4部分:聚乙烯與聚丙烯復合物專用方法.第2節:預處理后的斷
裂伸長率預處理后的翹曲試驗在空氣中
熱老
化后的翹曲試驗增加量測量長期穩定性試驗
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Much information was achieved by analysis of different kind of tar samples, including the production and evolution of tar in gasification process, the variation of tar composition under catalytic or thermal cracking conditions. and the mechanism of tar cracking was discussed in - depth with the variation of tar composition under different cracking conditions
對多種焦油進行分析,獲得了大量焦油構成信息,並以此對生物質氣
化過程中焦油的產生和變
化情況、催
化裂化或
熱裂化過程中焦油組分的變
化情況、以及
裂化過程參數對焦油組分和焦油量的影響進行了深入的機理性分析。
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Roughly half of the product derived from thermal - cracking of long - chain hydrocarbons was c2 and c3 gases, useful for thier ethylene and propylene content, but not for the gasoline technology of the 1930s
長鏈碳氫化合物熱裂化所得的產品大約有半數是分子中含2個或3個碳原子的氣體,其中的乙烯和丙稀是有用的,但並不適用於30年代的汽油工藝。