CN1315930A - 用于制备烯烃的自热方法 - Google Patents
用于制备烯烃的自热方法 Download PDFInfo
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- CN1315930A CN1315930A CN99810333A CN99810333A CN1315930A CN 1315930 A CN1315930 A CN 1315930A CN 99810333 A CN99810333 A CN 99810333A CN 99810333 A CN99810333 A CN 99810333A CN 1315930 A CN1315930 A CN 1315930A
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- Prior art keywords
- catalyzer
- oxygen
- composition
- hydrogen
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- Prior art date
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- 238000000034 method Methods 0.000 title claims abstract description 196
- 230000008569 process Effects 0.000 title claims abstract description 73
- 150000001336 alkenes Chemical class 0.000 title claims abstract description 35
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 211
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 130
- 239000001257 hydrogen Substances 0.000 claims abstract description 130
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims abstract description 107
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 103
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 99
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 99
- 239000001301 oxygen Substances 0.000 claims abstract description 99
- 229910052751 metal Inorganic materials 0.000 claims abstract description 79
- 239000002184 metal Substances 0.000 claims abstract description 79
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 63
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 63
- 239000003054 catalyst Substances 0.000 claims abstract description 61
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 claims abstract description 48
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 31
- -1 rare earth lanthanides Chemical class 0.000 claims abstract description 30
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 26
- 239000001294 propane Substances 0.000 claims abstract description 25
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 20
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052768 actinide Inorganic materials 0.000 claims abstract description 5
- 229910052747 lanthanoid Inorganic materials 0.000 claims abstract description 5
- 150000001255 actinides Chemical class 0.000 claims abstract description 4
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 170
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 95
- 229910052697 platinum Inorganic materials 0.000 claims description 92
- 239000010949 copper Substances 0.000 claims description 75
- 239000000203 mixture Substances 0.000 claims description 74
- 239000011135 tin Substances 0.000 claims description 61
- 229910052718 tin Inorganic materials 0.000 claims description 57
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 55
- 229910052757 nitrogen Inorganic materials 0.000 claims description 53
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 53
- 239000003795 chemical substances by application Substances 0.000 claims description 51
- 229910052802 copper Inorganic materials 0.000 claims description 51
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 49
- 229910052799 carbon Inorganic materials 0.000 claims description 43
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 40
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 40
- 238000012986 modification Methods 0.000 claims description 40
- 239000000919 ceramic Substances 0.000 claims description 39
- 230000004048 modification Effects 0.000 claims description 39
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 38
- 239000000835 fiber Substances 0.000 claims description 37
- 150000001335 aliphatic alkanes Chemical class 0.000 claims description 34
- 230000002829 reductive effect Effects 0.000 claims description 34
- 229910052787 antimony Inorganic materials 0.000 claims description 29
- 239000006261 foam material Substances 0.000 claims description 29
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 28
- 235000011089 carbon dioxide Nutrition 0.000 claims description 28
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 27
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 26
- 150000002431 hydrogen Chemical class 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 22
- 239000007789 gas Substances 0.000 claims description 21
- 230000009466 transformation Effects 0.000 claims description 19
- 239000000377 silicon dioxide Substances 0.000 claims description 18
- 238000001354 calcination Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 14
- 239000008188 pellet Substances 0.000 claims description 14
- 235000012239 silicon dioxide Nutrition 0.000 claims description 13
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 12
- 229910052746 lanthanum Inorganic materials 0.000 claims description 11
- 230000009467 reduction Effects 0.000 claims description 11
- 229960001866 silicon dioxide Drugs 0.000 claims description 11
- 239000000446 fuel Substances 0.000 claims description 10
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 10
- 239000003208 petroleum Substances 0.000 claims description 10
- 239000003153 chemical reaction reagent Substances 0.000 claims description 9
- 229910052709 silver Inorganic materials 0.000 claims description 9
- 229910052791 calcium Inorganic materials 0.000 claims description 8
- 239000011575 calcium Substances 0.000 claims description 8
- 239000003345 natural gas Substances 0.000 claims description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical group [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 7
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 7
- 239000011777 magnesium Substances 0.000 claims description 7
- 239000004332 silver Substances 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 229910052738 indium Inorganic materials 0.000 claims description 6
- 229910052749 magnesium Inorganic materials 0.000 claims description 6
- 230000000737 periodic effect Effects 0.000 claims description 6
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 6
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 6
- 229910052810 boron oxide Inorganic materials 0.000 claims description 5
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 5
- 239000006260 foam Substances 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 229910052684 Cerium Inorganic materials 0.000 claims description 4
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 4
- 229910052788 barium Inorganic materials 0.000 claims description 4
- ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 235000009508 confectionery Nutrition 0.000 claims description 4
- 239000002657 fibrous material Substances 0.000 claims description 4
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 4
- 229910052700 potassium Inorganic materials 0.000 claims description 4
- 238000002203 pretreatment Methods 0.000 claims description 4
- 229910052689 Holmium Inorganic materials 0.000 claims description 3
- 229910000502 Li-aluminosilicate Inorganic materials 0.000 claims description 3
- 229910052765 Lutetium Inorganic materials 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052786 argon Inorganic materials 0.000 claims description 3
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 3
- JYYOBHFYCIDXHH-UHFFFAOYSA-N carbonic acid;hydrate Chemical compound O.OC(O)=O JYYOBHFYCIDXHH-UHFFFAOYSA-N 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 claims description 3
- 150000002602 lanthanoids Chemical class 0.000 claims description 3
- OHSVLFRHMCKCQY-UHFFFAOYSA-N lutetium atom Chemical compound [Lu] OHSVLFRHMCKCQY-UHFFFAOYSA-N 0.000 claims description 3
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000391 magnesium silicate Substances 0.000 claims description 3
- 229910052919 magnesium silicate Inorganic materials 0.000 claims description 3
- 235000019792 magnesium silicate Nutrition 0.000 claims description 3
- 229910052762 osmium Inorganic materials 0.000 claims description 3
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 claims description 3
- 239000011591 potassium Substances 0.000 claims description 3
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- 239000003085 diluting agent Substances 0.000 claims description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
- 229910052814 silicon oxide Inorganic materials 0.000 claims 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract description 90
- 238000007254 oxidation reaction Methods 0.000 abstract description 55
- 230000003647 oxidation Effects 0.000 abstract description 52
- 239000005977 Ethylene Substances 0.000 abstract description 25
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 abstract description 13
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 abstract description 13
- 230000003197 catalytic effect Effects 0.000 abstract description 10
- 239000003607 modifier Substances 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 abstract 1
- 239000003498 natural gas condensate Substances 0.000 abstract 1
- 230000036284 oxygen consumption Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 63
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- 239000007864 aqueous solution Substances 0.000 description 29
- 239000000047 product Substances 0.000 description 29
- 150000001875 compounds Chemical class 0.000 description 23
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 22
- 238000010790 dilution Methods 0.000 description 22
- 239000012895 dilution Substances 0.000 description 22
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 21
- 239000003570 air Substances 0.000 description 20
- 238000002360 preparation method Methods 0.000 description 20
- 229910018883 Pt—Cu Inorganic materials 0.000 description 18
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- 230000001590 oxidative effect Effects 0.000 description 13
- 239000002994 raw material Substances 0.000 description 12
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- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 3
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- RGZSQWQPBWRIAQ-HUUCEWRRSA-N (2r)-6-methyl-2-[(1s)-4-methylcyclohex-3-en-1-yl]hept-5-en-2-ol Chemical compound CC(C)=CCC[C@@](C)(O)[C@H]1CCC(C)=CC1 RGZSQWQPBWRIAQ-HUUCEWRRSA-N 0.000 description 1
- BHSXLOMVDSFFHO-UHFFFAOYSA-N (3-ethylsulfanylphenyl)methanamine Chemical compound CCSC1=CC=CC(CN)=C1 BHSXLOMVDSFFHO-UHFFFAOYSA-N 0.000 description 1
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 1
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- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
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Abstract
Description
%碳原子选择性 | ||||||
实施例编号催化剂 | %C2H6转化率 | C2H4 | CO | CO2 | CH4 | C3+ |
CE-1aPt-无H2 | 62.3 | 61.1 | 22.60 | 7.75 | 4.05 | 4.50 |
CE-1bPt-H2 | 62.2 | 71.1 | 16.92 | 1.40 | 6.10 | 4.48 |
CE-1cPt-Sn无H2 | 65.9 | 67.6 | 17.65 | 6.40 | 3.80 | 4.55 |
E-1Pt-SnH2 | 69.6 | 81.1 | 7.29 | 0.34 | 6.28 | 4.99 |
CE-2Pt-Sb无H2 | 68.0 | 68.3 | 17.70 | 6.40 | 3.95 | 3.65 |
E-2Pt-SbH2 | 69.5 | 81.5 | 7.56 | 0.27 | 6.32 | 4.35 |
CE-3Pt-Sn-Sb无H2 | 66.5 | 68.0 | 17.03 | 6.57 | 3.87 | 4.53 |
E-3Pt-Sn-SbH2 | 68.5 | 80.6 | 8.27 | 0.46 | 6.10 | 4.57 |
E-4 | 样品1a | 样品2a |
总流速,slpm | 6.75 | 8.0 |
GHSV,h-1 | 318471 | 377448 |
N2稀释剂 | 12% | 30% |
C2H6/O2摩尔比 | 2.2 | 2.0 |
H2/O2摩尔比 | 2.2 | 2.0 |
%C2H6转化率 | 70.0 | 71.2 |
%CO选择性 | 7.5 | 7.8 |
%CO2选择性 | 0.6 | 0.7 |
%C2H4选择性 | 80.0 | 80.4 |
%C2H2选择性 | 1.0 | 1.2 |
%总C2H4选择性 | 81.0 | 81.6 |
催化剂 | 流速slpm | GHSVh-1 | %N2 | %C2H4选择性 | %C2H6转化率 | TOSb小时 |
A:Pt-Cu(1∶1)在Al2O3泡沫材料上 | 7.33 | 172830 | 20.5 | 79.178.9 | 63.163.0 | 2.013.7 |
B:Pt-Cu(1∶1)在纤维簇上 | 8.33 | 392959 | 30 | 82.281.1 | 58.556.5 | 18 |
C:Pt-Cu(1∶2)在纤维簇上 | 8.33 | 392959 | 30 | 82.581.6 | 60.959.3 | 0.517.3 |
D:Pt-Sn-Cu(1∶1∶1)在纤维簇上 | 8.33 | 392959 | 30 | 83.781.6 | 61.259.3 | 0.318 |
E:Pt-Sn(1∶5)在纤维簇上 | 8.33 | 392959 | 30 | 83.282.0 | 59.455.1 | 218 |
Pt∶Cu比例 | Pt载附量(重量%) | TOSb小时 | %C2H4选择性 | %C2H6转化率 |
1∶0.1 | 21 | 2.1 | 79.3 | 55.1 |
1∶0.5 | 21 | 8.5 | 80.3 | 56.2 |
1∶1 | 20 | 8.0 | 81.1 | 56.5 |
1∶2 | 24 | 16.3 | 81.6 | 59.3 |
1∶3 | 21 | 16.5 | 81.7 | 59.4 |
1∶5 | 18 | 15.5 | 82.1 | 59.3 |
流速slpm | GHSVh-1 | %C2H4选择性 | %C2H6转化率 |
7 | 330100 | 80.6 | 54.3 |
14 | 660200 | 81.0 | 55.7 |
21 | 990300 | 81.7 | 55.5 |
28 | 1320400 | 81.6 | 55.7 |
35 | 1650500 | 82.4 | 53.0 |
42 | 1980600 | 81.9 | 52.4 |
催化剂 | 流速slpm | GHSVh-1 | %N2 | C2H6O2 | H2O2 | 预热℃ | %C2H4选择性 | %C2H6转化率 | TOSbh |
A:PtSn-Al2O3泡沫材料 | 11 | 259364 | 5 | 2.1 | 2.1 | 150150 | 78.376.6 | 68.167.5 | 0.57.5 |
B:Pt-Cu(1∶1)Sn-Al2O3泡沫材料 | 11 | 259364 | 5 | 2.1 | 2.1 | 150150 | 79.878.8 | 71.169.7 | 0.515 |
C:Pt-Cu(1∶5)Sn-Al2O3泡沫材料 | 7 | 159155 | 12 | 2.2 | 2.2 | 200200 | 81.481.0 | 69.869.1 | 521 |
D:Pt-Cu(1∶5)Sb-Al2O3泡沫材料 | 7 | 165050 | 10 | 2.3 | 2.3 | 250250 | 82.081.8 | 67.867.4 | 2.515 |
液体料流gm/分钟 | O2slpm | H2slpm | N2slpm | CH4NGL | C2H4NGL | C3H6NGL | C4H8NGL | C4H6NGL | C6+NGL |
3.2 | 1.2 | 3.2 | 2.0 | 0.17 | 0.38 | 0.10 | 0.026 | 0.033 | 0.09 |
3.2 | 1.1 | 3.2 | 2.0 | 0.135 | 0.33 | 0.14 | 0.050 | 0.039 | 0.11 |
3.15 | 1.3 | 3.2 | 2.6 | 0.176 | 0.39 | 0.08 | 0.021 | 0.031 | 0.092 |
3.15 | 1.2 | 3.2 | 2.6 | 0.149 | 0.36 | 0.13 | 0.043 | 0.039 | 0.099 |
催化剂 | 流速slpm | GHSVh-1 | %N2 | 预热℃ | %C2H4选择性 | %C2H6转化率 | TOSbh |
A:Pt-Cu(1∶2)Sn-Al2O3(92%) | 7.0 | 165050 | 10 | 300 | 79.9 | 71.3 | 7.2 |
B:Pt-Cu(1∶5)Sn-Al2O3(92.0%) | 7.0 | 165050 | 10 | 300 | 80.2 | 71.6 | 13 |
C:Pt-Cu(1∶4)Sn-Al2O3(99.5%) | 8.3 | 196409 | 5 | 300 | 81.0 | 71.9 | 4.5 |
D:Pt-Cu(1∶5)Sn-Al2O3(99.5%) | 7.0 | 165050 | 10 | 300 | 80.7 | 72.4 | 12 |
E:Pt-Cu(1∶5)Sn-Ca-Al2O3(99.5%) | 8.3 | 196409 | 5 | 250 | 81.5 | 71.4 | 0.3 |
F:Pt-Cu(1∶5)Sn-Zr-Al2O3(99.5%) | 8.3 | 196409 | 5 | 250 | 81.0 | 71.7 | 0.3 |
G:Pt-Cu(1∶5)Sn-La-Al2O3(99.5%) | 8.3 | 196409 | 5 | 250 | 81.7 | 71.2 | 0.5 |
流速slpm | GHSVh-1 | %N2稀释剂 | 压力千帕 | %C2H4选择性 | %C2H6转化率 |
49 | 2310770 | 25 | 214 | 80.8 | 55.6 |
56 | 2640800 | 25 | 249 | 79.6 | 57.6 |
61 | 2886017 | 23 | 406 | 76.4 | 60.2 |
45 | 2122071 | 20 | 406 | 76.1 | 62.4 |
40 | 1886286 | 10 | 406 | 72.9 | 67.3 |
摩尔%转化率 | %碳原子选择性 | |||||||
料流条件a,b | %C2H6转化率 | %C3H8转化率 | C2H4 | C3H6 | CO | CO2 | CH4 | C4+ |
Aa,70/30C2H6/C3H8 | 71.8 | 94.6 | 65.2 | 3.5 | 12.6 | 0.6 | 14.2 | 3.0 |
Bb,100%C3H8 | ||||||||
(1)对比b | ----- | 71.9 | 35.0 | 22.8 | 12.3 | 8.2 | 14.2 | 5.1 |
(2)b | ----- | 77.5 | 41.5 | 20.7 | 10.1 | 1.0 | 18.0 | 5.5 |
(3)b | ----- | 67.8 | 39.5 | 25.4 | 8.6 | 1.1 | 16.8 | 5.7 |
C2H6/O2 | H2/O2 | T(℃)预热 | %C2H6转化率 | %C2H4选择性 | %CH4选择性 | %CO选择性 | %CO2选择性 | 纯H2/C2H4 |
2.3 | 2.3 | 281 | 70.4 | 80.00 | 6.67 | 8.20 | 0.55 | 0.004 |
2.7 | 2.7 | 488 | 67.7 | 81.80 | 6.30 | 6.90 | 0.53 | 0.12 |
2.7 | 2.7 | 538 | 70.1 | 81.22 | 6.66 | 7.33 | 0.53 | 0.18 |
2.8 | 2.8 | 589 | 69.7 | 81.46 | 6.65 | 7.23 | 0.53 | 0.21 |
预热,250℃;8slpmb | |||||||
时间h | C2H6/O2 | H2/O2 | %C2H6转化率 | %C2H4选择性 | %CH4选择性 | %CO选择性 | %CO2选择性 |
0.9 | 2.3 | 2.3 | 73.6 | 79.6 | 7.5 | 5.4 | 2.2 |
4.5 | 2.3 | 2.3 | 73.5 | 80.0 | 7.0 | 5.4 | 2.0 |
6.2 | 2.3 | 2.3 | 73.7 | 79.4 | 6.9 | 5.5 | 2.0 |
7.2 | 2.3 | 2.3 | 73.7 | 79.5 | 7.0 | 5.6 | 2.0 |
预热,275℃;6slpmb;10小时后稳定 | |||||||
10.3 | 2.3 | 2.3 | 73.3 | 80.0 | 6.6 | 5.6 | 2.2 |
预热,250℃,2.5小时,和275℃,3.5小时;8slpmb | |||||||
2.5 | 2.4 | 2.4 | 69.3 | 82.0 | 6.4 | 4.7 | 1.8 |
3.5 | 2.4 | 2.4 | 70.8 | 81.5 | 6.6 | 4.9 | 1.8 |
时间(h) | %C2H6转化率 | %C2H4选择性 | %CH4选择性 | %CO选择性 | %CO2选择性 |
0.5 | 75.1 | 80.0 | 6.7 | 6.0 | 1.8 |
1.5 | 75.1 | 80.7 | 6.5 | 5.9 | 1.5 |
2.5 | 74.6 | 81.2 | 6.3 | 5.9 | 1.4 |
4.5 | 74.5 | 81.4 | 6.3 | 6.1 | 1.3 |
5.5 | 74.4 | 81.2 | 6.3 | 6.1 | 1.3 |
6.5 | 74.5 | 81.4 | 6.3 | 6.2 | 1.2 |
时间(h) | %C2H6转化率 | %C2H4选择性 | %CH4选择性 | %CO选择性 | %CO2选择性 |
4 | 70.6 | 82.7 | 5.8 | 3.6 | 0.72 |
5 | 70.8 | 82.8 | 5.9 | 3.5 | 0.71 |
6 | 70.5 | 83.0 | 5.8 | 3.4 | 0.68 |
7 | 70.7 | 83.0 | 5.9 | 3.3 | 0.68 |
8 | 70.3 | 83.1 | 5.8 | 3.3 | 0.67 |
14.5b | 71.1 | 81.9 | 6.4 | 4.0 | 1.0 |
36.5b | 71.6 | 81.7 | 6.4 | 4.0 | 0.8 |
时间(h) | %C2H6转化率 | %C2H4选择性 | %CH4选择性 | %CO选择性 | %CO2选择性 |
2.5 | 70.8 | 80.4 | 6.7 | 5.8 | 0.94 |
3.5 | 70.6 | 80.6 | 6.6 | 5.9 | 0.95 |
4.5 | 70.4 | 80.6 | 6.5 | 6.0 | 0.95 |
5.5 | 70.2 | 80.7 | 6.5 | 6.0 | 0.93 |
TOS(h) | %转化率C2H6 | %选择性C2H4 | %选择性CH4 | %选择性CO | %选择性CO2 |
1.33 | 76.8 | 79.9 | 7.1 | 4.8 | 1.8 |
2.66 | 76.5 | 80.3 | 6.9 | 5.0 | 1.7 |
4.00 | 76.4 | 80.4 | 6.7 | 5.1 | 1.6 |
6.66 | 76.6 | 80.3 | 6.7 | 5.4 | 1.4 |
18.66 | 75.7 | 80.8 | 6.5 | 5.8 | 1.2 |
34.25 | 75.6 | 80.4 | 6.5 | 6.3 | 1.1 |
50.33 | 74.3 | 81.0 | 6.3 | 6.5 | 1.0 |
编号#19 | 时间(h) | T预热(℃) | 摩尔%C2H6转化率 | 摩尔%C2H6选择性 | 摩尔%CH4选择性 | 摩尔%CO选择性 | 摩尔%CO2选择性 |
(a) | 2.5 | 250 | 79.7 | 73.2 | 7.3 | 12.3 | 1.01 |
(b) | 3.5 | 125 | 72.9 | 75.0 | 6.2 | 11.7 | 0.90 |
(c) | 5.5 | 200 | 64.4 | 79.6 | 5.4 | 8.7 | 0.91 |
(d) | 7.4 | 250 | 68.4 | 78.1 | 5.9 | 9.2 | 0.94 |
(e) | 8.2 | 275 | 69.5 | 77.7 | 6.1 | 9.3 | 0.93 |
(f) | 17.5 | 275 | 68.6 | 76.3 | 6.6 | 10.9 | 0.59 |
(g) | 27.0 | 275 | 68.1 | 76.2 | 6.3 | 11.4 | 0.56 |
Claims (63)
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2000
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CN103086821A (zh) * | 2011-10-28 | 2013-05-08 | 中国石油化工股份有限公司 | 一种低碳烯烃的生产方法 |
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CN103086821B (zh) * | 2011-10-28 | 2015-10-21 | 中国石油化工股份有限公司 | 一种低碳烯烃的生产方法 |
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