CN1176185C - 一种催化裂化方法及设备 - Google Patents
一种催化裂化方法及设备 Download PDFInfo
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- CN1176185C CN1176185C CNB031262414A CN03126241A CN1176185C CN 1176185 C CN1176185 C CN 1176185C CN B031262414 A CNB031262414 A CN B031262414A CN 03126241 A CN03126241 A CN 03126241A CN 1176185 C CN1176185 C CN 1176185C
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- 238000004523 catalytic cracking Methods 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 60
- 239000003054 catalyst Substances 0.000 claims abstract description 58
- 239000000571 coke Substances 0.000 claims abstract description 8
- 230000035484 reaction time Effects 0.000 claims abstract description 7
- 238000007086 side reaction Methods 0.000 claims description 47
- 230000008929 regeneration Effects 0.000 claims description 15
- 238000011069 regeneration method Methods 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 238000005336 cracking Methods 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 6
- 239000000376 reactant Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 238000005194 fractionation Methods 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 238000012958 reprocessing Methods 0.000 claims description 2
- 239000003502 gasoline Substances 0.000 abstract description 29
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000010517 secondary reaction Methods 0.000 abstract 2
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 59
- 239000007789 gas Substances 0.000 description 27
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 230000003197 catalytic effect Effects 0.000 description 15
- 238000012360 testing method Methods 0.000 description 12
- 238000002474 experimental method Methods 0.000 description 9
- 239000002283 diesel fuel Substances 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 7
- 239000002893 slag Substances 0.000 description 7
- 239000005864 Sulphur Substances 0.000 description 6
- 150000001336 alkenes Chemical class 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 3
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 230000023556 desulfurization Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003974 emollient agent Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004231 fluid catalytic cracking Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- KWKAKUADMBZCLK-UHFFFAOYSA-N methyl heptene Natural products CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- -1 recycle stock Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000003079 shale oil Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
Description
原料油名称 | 大庆常渣 | 中原常渣 | 锦西焦化蜡油 | |
常规分析 | 密度kg/m3, 20℃ | 894.3 | 892.0 | 893.2 |
残炭,m% | 4.66 | 6.57 | 0.09 | |
粘度(mm2/s) 80℃100℃ | 45.1825.30 | 16.72 | 5.693.80 | |
元素分析 | 碳, m% | 86.32 | 86.50 | 86.16 |
氢, m% | 13.26 | 12.80 | 12.56 | |
硫, m% | 0.11 | 0.39 | 0.19 | |
氮, m% | 0.17 | 0.20 | 0.50 | |
族组成 | 饱和烃, v% | 63.1 | 60.4 | 63.6 |
芳烃, v% | 20.6 | 21.7 | 28.3 | |
胶质+沥青质,v% | 16.30 | 17.9 | 8.1 | |
金属含量 | 镍, μg/g | 3.8 | 7.85 | 0.05 |
钒, μg/g | <0.1 | 2.6 | 0.05 | |
铁, μg/g | 11.6 | 13.76 | 1.0 | |
钠, μg/g | 6.4 | 10.5 | 0.5 |
实施例 | 1 | 2 | 3 | 4 | 5 | |
操作条件 | 原料油名称 | 大庆常渣 | ||||
提升管反应器反应温度(℃) | 500. | 500. | 500 | 500 | 480. | |
副反应区反应温度(℃) | / | 470 | 490 | 510 | 530 | |
反应压力(表)MPa | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | |
催化剂再生温度(℃) | 700 | 700 | 700 | 700 | 700 | |
剂油重量比提升管反应器副反应区 | 5.3 | 5.34 | 5.34 | 5.34 | 5.34 | |
停留时间(秒)提升管反应器副反应区 | 2.8 | 1.50.5 | 1.50.5 | 1.50.5 | 1.50.5 | |
回炼比 | 0 | 0 | 0 | 0 | 0 | |
产品分布m% | 干气 | 2.58 | 3.29 | 3.31 | 3.46 | 3.43 |
液化气 | 12.72 | 14.86 | 15.63 | 16.19 | 16.95 | |
汽油 | 35.87 | 39.05 | 39.36 | 39.69 | 39.72 | |
柴油 | 23.27 | 25.86 | 25.58 | 25.31 | 25.24 | |
重油 | 20.69 | 10.84 | 9.97 | 9.25 | 8.79 | |
焦炭 | 4.32 | 5.59 | 5.62 | 5.65 | 5.47 | |
损失 | 0.55 | 0.51 | 0.53 | 0.55 | 0.50 | |
总和 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | |
收率m% | 轻油收率 | 59.14 | 64.91 | 64.94 | 65.00 | 64.96 |
转化率 | 55.49 | 62.79 | 63.92 | 64.89 | 65.47 | |
总液收 | 71.86 | 79.77 | 80.57 | 81.19 | 81.91 | |
转化率提高百分点 | - | 7.30 | 8.43 | 9.40 | 9.98 | |
轻油收率提高百分点 | - | 5.77 | 5.80 | 5.86 | 5.82 |
实施例 | 1 | 2 | 3 | 4 | 5 | |
硫,μg/g | 106 | 94 | 91 | 89 | 85 | |
族组成 | 饱和烃,v% | 32.1 | 45.7 | 46.6 | 47.2 | 45.9 |
烯烃, v% | 54.3 | 33.2 | 31.8 | 30.6 | 29.4 | |
芳烃, v% | 13.6 | 21.1 | 21.6 | 22.2 | 24.7 | |
辛烷值(RON) | 89.7 | 90.3 | 90.8 | 91.1 | 91.5 | |
辛烷值(RON)增加,(百分点) | - | 0.6 | 1.1 | 1.4 | 1.8 | |
脱硫率,% | - | 11.3 | 14.2 | 16.0 | 19.8 | |
烯烃降低,(百分点) | - | 21.1 | 22.5 | 23.7 | 24.9 |
实施例 | 6 | 7 | 8 | 9 | 10 | |
操作条件 | 原料油名称 | 中原常渣 | ||||
提升管反应器反应温度(℃) | 500. | 500. | 500 | 500 | 500 | |
副反应区反应温度,℃ | / | 480 | 480 | 480 | 480 | |
反应压力(表压)Mpa | 0.15 | 0.15 | 0.15 | 0.15 | 0.15 | |
催化剂再生温度(℃) | 700 | 700 | 700 | 700 | 700 | |
剂油重量比提升管反应器副反应区 | 5.4 | 5.43 | 5.43.5 | 5.44 | 5.44.5 | |
停留时间(秒)提升管反应器副反应区 | 2.4 | 1.50.5 | 1.50.5 | 1.50.5 | 1.50.5 | |
回炼比 | 0 | 0 | 0 | 0 | 0 | |
产品分布m% | 干气 | 2.95 | 3.38 | 3.46 | 3.51 | 3.71 |
液化气 | 9.66 | 12.09 | 12.58 | 13.04 | 13.48 | |
汽油 | 36.34 | 39.78 | 40.61 | 40.78 | 40.96 | |
柴油 | 19.21 | 21.54 | 21.65 | 21.68 | 21.94 | |
重油 | 23.01 | 13.26 | 11.78 | 10.96 | 9.85 | |
焦炭 | 8.38 | 9.43 | 9.49 | 9.51 | 9.60 | |
损失 | 0.45 | 0.52 | 0.43 | 0.52 | 0.47 | |
总和 | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | |
收率m% | 轻油收率 | 55.55 | 61.32 | 62.26 | 62.46 | 62.90 |
转化率 | 57.33 | 64.68 | 66.14 | 66.84 | 67.73 | |
总液收 | 65.21 | 73.41 | 74.84 | 75.50 | 76.38 | |
转化率提高百分点 | 7.35 | 8.81 | 9.51 | 10.41 | ||
轻油收率提高百分点 | 5.77 | 6.71 | 6.91 | 7.35 |
实施例 | 6 | 7 | 8 | 9 | 10 | |
硫,μg/g | 967 | 843 | 829 | 811 | 793 | |
族组成 | 饱和烃,v% | 35.5 | 41.5 | 41.6 | 42.9 | 42.2 |
烯烃, v% | 47.3 | 24.8 | 24.1 | 22.2 | 20.6 | |
芳烃, v% | 17.2 | 23.7 | 24.3 | 24.9 | 26.2 | |
辛烷值(RON) | 90.3 | 90.8 | 91.4 | 91.7 | 92.1 | |
辛烷值(RON)增加/百分点 | 0.5 | 1.1 | 1.4 | 1.8 | ||
脱硫率,% | 12.8 | 14.3 | 16.1 | 17.8 | ||
烯烃降低/百分点 | 22.5 | 23.2 | 25.1 | 26.7 |
实施例 | 11 | 12 | |
操作条件 | 原料油名称 | 锦西焦化蜡油 | |
提升管反应器反应温度(℃) | 500 | 450 | |
副反应区反应温度,℃ | / | 530 | |
反应压力(表压)Mpa | 0.15 | 0.15 | |
催化剂再生温度(℃) | 700 | 700 | |
剂油重量比 提升管反应器副反应区 | 5.3 | 4.64 | |
停留时间(秒)提升管反应器副反应区 | 2.5 | 2.60.5 | |
回炼比 | 0 | 0 | |
产品分布m% | 干气 | 2.38 | 4.16 |
液化气 | 9.24 | 13.75 | |
汽油 | 29.18 | 42.28 | |
柴油 | 27.31 | 24.59 | |
重油 | 26.15 | 7.46 | |
焦炭 | 5.28 | 7.32 | |
损失 | 0.46 | 0.44 | |
总和 | 100.00 | 100.00 | |
收率m% | 轻油收率 | 56.49 | 66.87 |
转化率 | 46.08 | 67.51 | |
总液收 | 65.73 | 80.62 | |
转化率提高百分点 | 21.43 | ||
轻油收率提高百分点 | 10.38 |
实施例 | 11 | 12 |
汽油硫含量,μg/g | 164 | 52 |
汽油氮含量,μg/g | 241 | 61 |
汽油辛烷值(RON) | 80.3 | 82 |
柴油硫含量,μg/g | 1412 | 637 |
柴油氮含量,μg/g | 1886 | 469 |
柴油十六烷值 | 23 | 26 |
汽油脱硫率, % | 68.3 | |
汽油脱氮率, % | 74.7 | |
柴油脱硫率, % | 54.9 | |
柴油脱氮率, % | 75.1 |
Claims (4)
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CN1309804C (zh) * | 2004-09-03 | 2007-04-11 | 中国石油化工集团公司 | 一种下行管式催化裂化方法和装置 |
CN101029248B (zh) * | 2006-02-28 | 2012-08-15 | 中国石油化工股份有限公司 | 一种增产轻烯烃的方法 |
CN101440014B (zh) * | 2007-11-22 | 2012-05-30 | 中国石油化工股份有限公司 | 一种生产低碳烯烃的方法 |
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