裂化管 的英文怎麼說
中文拼音 [lièhuàguǎn]
裂化管
英文
cracking tube-
The company takes advantage of advanced dcs control system, high efficient float valve tray technology, high efficient energy - saving exchange techniques, fcc catalytic cracking double riser, two - generator regeneration process, polypropylene with loop reactor process and refining and blending process of high - number gasoline, etc. to ensure providing the users with high - tech qualified products
公司採用先進的dcs控制系統，高效的浮閥塔盤技術，高效節能交換技術， fcc催化裂化雙提升管、兩器再生工藝，環管聚丙烯工藝，高排號汽油精製調和工藝等，確保高科技合格產品送至用戶手中。Study on conversion of coker gas oil by two - stage riser fluid catalytic cracking
焦化蠟油兩段提升管催化裂化研究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By using the method of fault tree analysis, this paper analyses the causes of fire and explosion of catalying & cracking reactor and regeneration, draws the fault trees of fire and explosion accidents of catalyzing & cracking reactor and regeneration respectively, calculates the structure importance, makes the structure importance arrangement according to the structure importance and the least path set, puts forward the prevention measures, and provides the reliable theoretical basis for the safety control of enterprises
摘要應用故障樹分析方法，對催化裂化反應器和催化裂化再生器發生火災（爆炸）事故的原因進行分析，分別畫出催化裂化反應器和催化裂化再生器發生火災（爆炸）事故的故障樹，得出最小徑集合，並計算其結構重要度，根據得出的最小徑集合及其結構重要度進行排序，提出預防措施，為企業的安全管理提供了可靠的理論依據。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。Series of high pressure thermocouples thermalresistances and thermowells, the thermocouple take the form of spring - loaded, of which protective tube and flange are forged of special alloy, as well the thermowell are formed with bar stock drilled. more further, theconnecting between thermowell and flange can be compressed with tapered thread and the groove at the lower end of flange can be welded with argon arc. these thermocouples are usually used in high equipments of hydrogen cracking device, cracker and vaporizer etc for pressure - resistant in over 30 mpa, operating temperature from 0 up to 800
系列高壓熱電偶阻及套管，熱電偶採用彈簧壓著式，保護套管和法蘭選用特殊合金材料鍛造，套管採用棒料整體鉆孔加工而成，與法蘭連接處以錐管螺紋配合併與法蘭下端渠槽處用氬弧焊接，耐壓30mpa ，使用溫度0800 ，可長期使用在加氫裂化裝置裂解裝置，氣化爐等高壓設備中。A novel model for residual fluid catalytic cracking process ( rfcc ) is proposed. it divides the whole reactor into two part : the riser as ideal pipe flow reactor and the sett - ler as ideal cstr. the model contains six lumps reaction kinetics with serial and parallel network
通過將實際裝置中發生裂化反應的提升管和沉降段反應器分別考慮為理想的活塞流反應器和連續攪拌式反應器，建立了簡化的渣油催化裂化反應6集總組分的串列和并行反應動力學網路模型。In the light of hydrogen manufacturing coverted furnace tube system ( including conversion tube, gas gathering tube and pigtail tube ) occuring weld fissure during manufacture and installation, the reason of fissure is analized. the repair plan and specific repair measures are recommended
針對制氫轉化爐管系（包括轉化管、集氣管、豬尾管）在製造安裝過程中出現焊接裂紋的原因進行了分析，並介紹了缺陷的修復方案和具體修復措施。The kinetic characteristics of two - stage riser fluid catalytic cracking ( tsrfcc ) technology were studied, and experimental data were simulated by using the modified three lumping kinetic model of tsrfcc
摘要利用修正的兩段提升管催化裂化的三集總動力學模型分析了兩段提升管催化裂化技術的動力學特點，並對中試裝置的試驗數據進行了擬合。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。Simulating results reveal that hydrodynamics of catalysts in riser reactor is very complex due to the effect of injection and catalysts backmix dramatically near the nozzle, reaction products unevenly distributie along the riser height, there exists apparently temperature gap between gas - phase and solid - phase near the nozzle and the temperture of two phase is nearly equal at middle - top part
模擬結果表明，由於原料油射流的影響，提升管反應器內催化劑顆粒的流動特徵非常復雜，在噴嘴附近的催化劑顆粒存在明顯的滑落返混；裂化產物濃度沿提升管存在非均勻分佈；氣粒兩相間溫差在噴嘴附近顯著，在中上部氣粒兩相溫度幾乎相等。Spot investigating results revealed, subjective factors causing crack in wall filled with stone ballast block can be eliminated by intensifying instruction, strengthening management and strict overseeing
現場調研顯示，引起石渣砌塊填充墻裂縫的主觀因素，可以通過加強指導，強化管理，嚴格監督予以消除。Shortcoming of conventional rfcc reactor and advantage of tsrfcc technology
傳統催化裂化提升管反應器的弊端與兩段提升管催化裂化Kinetic characteristics analysis of two - stage riser fluid catalytic cracking technology
兩段提升管催化裂化技術動力學特點分析Seamless steel tubes for petroleum cracking
石油裂化用無縫鋼管High pressure thermocouple and thermal resistance with thermowell on hydrogenation cracking device
加氫裂化裝置高壓熱電偶阻及套管一概述The reliability ' s construe result for the magnitude of stress, and the flaw length and the life of flaw extend will be helpful to the modernization administration for the portal crane
對應力幅、臨界裂紋長度及裂紋擴展壽命的可靠性分析所得出的結論對以後的港口機械的現代化管理有一定的理論和實踐指導意義。The results show that this model could explain the principle of tsrfcc technology in view of kinetics, and the calculated data agree well with the experimental data
結果表明，此模型能很好地對兩段提升管催化裂化技術的原理從動力學方面予以解釋，計算數據與試驗值吻合良好。分享友人