CN202016991U - Combined hydrogenation device - Google Patents
Combined hydrogenation device Download PDFInfo
- Publication number
- CN202016991U CN202016991U CN2010206801975U CN201020680197U CN202016991U CN 202016991 U CN202016991 U CN 202016991U CN 2010206801975 U CN2010206801975 U CN 2010206801975U CN 201020680197 U CN201020680197 U CN 201020680197U CN 202016991 U CN202016991 U CN 202016991U
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- Prior art keywords
- hydrogen
- hydrogenation
- hydrogenation unit
- hydrogen compressor
- make
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- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 122
- 239000001257 hydrogen Substances 0.000 claims abstract description 121
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 121
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 150000002431 hydrogen Chemical class 0.000 claims description 19
- 239000007791 liquid phase Substances 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 7
- 238000004517 catalytic hydrocracking Methods 0.000 claims description 6
- 239000002283 diesel fuel Substances 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 4
- 238000005336 cracking Methods 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims description 3
- 238000012986 modification Methods 0.000 claims description 3
- 238000007670 refining Methods 0.000 claims description 3
- 239000003337 fertilizer Substances 0.000 claims description 2
- 239000003502 gasoline Substances 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims 1
- 238000000034 method Methods 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000035611 feeding Effects 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005504 petroleum refining Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a combined hydrogenation device, which consists of a make-up hydrogen compressor system, at least two hydrogenation reactors and respective circulating hydrogen compressors of hydrogenation devices, wherein all hydrogenation devices share one make-up hydrogen compressor system, and the investment and the occupied area are reduced.
Description
Technical field
The utility model relates to the hydrocarbon ils manufacture field under the hydroforming, particularly hydrogenation unit.
Background technology
The sustainable development of world economy and the increasingly stringent of environmental regulation need to produce a large amount of light clean fuels at present, and these all require existing oil Refining Technologies is improved, and produce satisfactory product with minimum cost.Along with the worsening shortages of crude resources and heaviness, poor qualityization development, distillate hydrogenation technology has obtained widespread use in Clean Fuel Production.
Conventional hydrogenation technique is (as residual hydrogenation, the wax oil hydrogenation cracking, wax oil hydrogenation is handled, diesel oil hydrofining, diesel oil hydrogenation modification, devices such as hydrodewaxing) adopt the hydrogen recycle flow process, coming the reaction product of autoreactor to carry out gas-liquid after cooling off under high-pressure separator specified temp and pressure is separated, the high score aerial root can be selected whether carry out amine through the desulphurization of recycle hydrogen tower according to arts demand and wash, about 80~95 volume % of hydrogen purity, after circulating hydrogen compressor boosts, mix and heat up with the new hydrogen that boosts through make-up hydrogen compressor, enter reactor and stock oil again and under catalyst action, hydrogenation reaction takes place, press publishes referring in July, 2000 oil industry, the woods generation ruler of great talent and bold vision compiles the petroleum refining engineering third edition, the 422nd~423 page.
Conventional hydrogenation technique replenishes the pressure that new hydrogen is kept reactive system by make-up hydrogen compressor, and inlet pressure is factory's hydrogen ductwork pressure, about 1.5~4.0MPa (G); Recycle after by circulating hydrogen compressor reactive system hydrogen being boosted, inlet pressure is generally a little less than high-pressure separator pressure.Make-up hydrogen compressor is suitable with the circulating hydrogen compressor top hole pressure, is generally high-pressure separator pressure and sum falls in reactive system recycle hydrogen pressure.
Limited by the processing condition of distillate hydrogenation device, the high-pressure separator pressure range is between 5.0~20.0MPa (G), and reactive system recycle hydrogen pressure falls scope between 1.0~5.0MPa.
Chinese patent, publication number CN101338219, a kind of two-phase hydrogenation method is disclosed, liquid-phase hydrogenatin technology is dissolved in hydrogen in fresh feed oil and the turning oil by mixing dissolver, form mixture flow and enter reactor, liquid contacts with catalyzer and reacts, and residual gas is discharged from reactor head, a reaction effluent part is as turning oil, and another part enters light pressure separator and carries out gas-liquid separation after the dropping valve step-down.Compare with conventional hydrogenation technique, high pressure equipment such as circulating hydrogen compressor, high pressure heat exchanger, high-pressure air cooler and high-pressure separator have been cancelled, strengthen the touch opportunity of fresh feed oil and hydrogen and catalyzer, improve mass transfer and speed of response, reduce reactor volume, reduced investment and process cost.
Though the liquid-phase hydrogenatin technology has been cancelled circulating hydrogen compressor, also be provided with make-up hydrogen compressor, pressurized with hydrogen need be satisfied the requirement of hydrogenation system to pressure.
The quantity of hydrogenation unit is more and more in the modernization factory, the reaction conditions difference of different device is also very big, if can keep the hydrogen of traditional hydrogenation process to divide pressure request, can rationally utilize the hydrogen of each hydrogenation unit again, to reduce investment outlay greatly and floor space, to energy-conservation certain contribution arranged also, safe, efficient, the economical operation of enterprise brought benefit.
The utility model content
The utility model proposes a kind of combined hydrogenation device, a make-up hydrogen compressor system promptly is set, hydrogen is promoted to convenient pressure delivers to each hydrogenation unit reactive moieties, be complementary with circulating hydrogen compressor, thereby satisfy the demand of each hydrogenation unit to hydrogen pressure, promptly many cover hydrogenation units use cover make-up hydrogen compressor systems, overcome that every suit hydrogenation unit is provided with investment and the process cost waste that a make-up hydrogen compressor system is caused in the prior art.
A kind of combined hydrogenation device, by a make-up hydrogen compressor system, at least two hydrogenation reaction device and hydrogenation unit circulating hydrogen compressor is separately formed, and it is characterized in that: the shared make-up hydrogen compressor system of all hydrogenation units.
Described make-up hydrogen compressor system outlet pressure is 12.0~18.0MPa (G).
Described make-up hydrogen compressor system outlet is connected with circulating hydrogen compressor inlet or outlet.
Described make-up hydrogen compressor system outlet is outlet or a compressor general export between compressor stage.
Described hydrogenation reaction device working pressure is 1.0~20.0MPa (G).
Hydrogen compressor outlet hydrogen is mixed into circulating hydrogen compressor outlet hydrogen and mixes hydrogen, and the hydrogen volume content that mixes hydrogen is 80~99.99%, to mix the hydrogen cumulative volume.
When described hydrogenation unit reactor pressure during greater than 10.0MPa (G), hydrogen compressor outlet hydrogen enters into the hydrogenation unit reactor pressure greater than 10.0MPa (G) circulating hydrogen compressor inlet or outlet.
When described hydrogenation unit reactor pressure during less than 10.0MPa, the hydrogen compressor inter-stage is extracted hydrogen out and is sent into the hydrogenation unit reactor pressure less than 10.0MPa (G) circulating hydrogen compressor inlet or outlet.
When the liquid-phase hydrogenatin device of described hydrogenation unit, select to extract or export extraction hydrogen out according to the pressure needs and send into the liquid-phase hydrogenatin device from the hydrogen compressor inter-stage for no circulating hydrogen compressor.
Described hydrogen compressor inlet hydrogen is the hydrogen-containing gas that petrochemical units such as device for producing hydrogen, PSA device, membrane separation unit, chemical fertilizer plant produce.
Described hydrogenation unit is: hydrofining, hydrotreatment, hydrocracking and liquid-phase hydrogenatin device, as: gasoline and diesel oil hydrofining, diesel oil hydrogenation modification, diesel hydro-pour-reducing, lube hydrotreating, mineral spirit platreating, residual hydrocracking, wax oil hydrogenation are handled, wax oil hydrogenation cracking, residual hydrocracking, hydrogenation unit described in the utility model comprise conventional hydrogenation unit and liquid-phase hydrogenatin device.
The utility model hydrogen comprehensive utilization process has following advantage:
Each hydrogenation unit hydrogen gas compressor is optimized integration, reduces investment and floor space, simplified flow process, have bigger flexibility of operation, manage convenient.
Description of drawings
Fig. 1 is a kind of combined hydrogenation device of the utility model synoptic diagram.
A 11. cover hydrogenation unit fresh feed oil, a 13. cover hydrogenation unit mixing hydrogen, a 14. cover hydrogenation unit parallel feeding, a 15. cover hydrogenation unit reactor, 16. a cover hydrogenation unit reaction effluent, 17. 1 cover hydrogenation unit separators, 18. 1 cover hydrogenation unit recycle hydrogens, 19. a cover hydrogenation unit separator liquid phase, 10. a cover hydrogenation unit circulating hydrogen compressor.
21. two cover hydrogenation unit fresh feed oil, 23. two cover hydrogenation unit mixing hydrogen, 24. two cover hydrogenation unit parallel feedings, 25. two cover hydrogenation unit reactors, 26. two cover hydrogenation unit reaction effluents, 27. 2 cover hydrogenation unit separators, 28. 2 cover hydrogenation unit recycle hydrogens, 29. two cover hydrogenation unit separator liquid phase, 20. 2 cover hydrogenation unit circulating hydrogen compressors.
31. three cover hydrogenation unit fresh feed oil, 34. 3 cover hydrogenation unit parallel feedings, 35. 3 cover hydrogenation unit reactors, 36. 3 cover hydrogenation unit reaction effluents, 37. 3 cover hydrogenation unit separators, 29. 3 cover hydrogenation unit separator liquid phase.
41. make-up hydrogen compressor, 42. make-up hydrogen compressor inter-stage hydrogen, 44. hydrogen-containing gas, 45. make-up hydrogen compressor final outlet hydrogen.
Embodiment
As shown in Figure 1, a kind of combined hydrogenation device comprises three cover hydrogenation units, one cover make-up hydrogen compressor system, specifically being made up of hydrogen make-up hydrogen compressor 41, a cover hydrogenation unit reactor 15, a cover hydrogenation unit circulating hydrogen compressor 10, a cover hydrogenation unit separator 17, two cover hydrogenation unit reactors 25, two cover hydrogenation unit circulating hydrogen compressors 20, two cover hydrogenation unit separators 27, three cover hydrogenation unit reactors 35, three cover hydrogenation unit separators 37, is one, two and three to overlap the hydrogenation unit hydrogen make-up by hydrogen make-up hydrogen compressor 41.
The utility model is as follows in concrete implementation process: hydrogen-containing gas 44 boosts into make-up hydrogen compressor final outlet hydrogen 45 through make-up hydrogen compressor 41, pressure range 12.0~18.0MPa, the make-up hydrogen compressor inter-stage is extracted make-up hydrogen compressor inter-stage hydrogen 42 out, make-up hydrogen compressor final outlet hydrogen 45 or inter-stage hydrogen 42 are sent into hydrogenation unit circulating hydrogen compressor inlet or outlet, for the liquid-phase hydrogenatin device of no circulating hydrogen compressor, select make-up hydrogen compressor final outlet hydrogen 45 or make-up hydrogen compressor inter-stage hydrogen 42 are sent into the liquid-phase hydrogenatin device according to the pressure needs.
Hydrogen-containing gas 44 enters the inlet or the outlet of a cover hydrogenation unit circulating hydrogen compressor 10 and two cover hydrogenation unit circulating hydrogen compressors 20 after make-up hydrogen compressor 41 boosts, form cover hydrogenation unit mixing hydrogen 13 and two cover hydrogenation unit mixing hydrogen 23 then, mix with a cover hydrogenation unit fresh feed oil 11 and two cover hydrogenation unit fresh feed oil 21 respectively, and enter into a cover hydrogenation unit reactor 15 and a cover hydrogenation unit reactor 25 respectively, one cover hydrogenation unit reaction effluent 26 and two cover hydrogenation unit reaction effluents 26 enter into a cover hydrogenation unit separator 17 respectively and two cover hydrogenation unit separators 27 carry out gas-liquid separation, isolate a cover hydrogenation unit separator liquid phase 19 and two cover hydrogenation unit separator liquid phase 29 and a cover hydrogenation unit recycle hydrogen 18 and two cover hydrogenation unit recycle hydrogens 28, liquid phase goes out device, and a cover hydrogenation unit recycle hydrogen 18 and two cover hydrogenation unit recycle hydrogens 28 enter a cover hydrogenation unit circulating hydrogen compressor 10 and two cover hydrogenation unit circulating hydrogen compressors 20 respectively;
Send into to mix with three cover hydrogenation unit fresh feeds oil 31 from hydrogen-containing gas 44 make-up hydrogen compressor final outlet hydrogen 45 or make-up hydrogen compressor inter-stage hydrogen 42 after make-up hydrogen compressor 41 boosts and form three cover hydrogenation unit parallel feedings 34 and enter three cover hydrogenation unit reactors 35 and react, three cover hydrogenation unit reaction effluents 36 separate through three cover hydrogenation unit separators 37 and obtain three and overlap hydrogenation unit separator liquid phase 39 and go out device.
Claims (7)
1. combined hydrogenation device, by a make-up hydrogen compressor system, at least two hydrogenation reaction device and hydrogenation unit circulating hydrogen compressor is separately formed, and it is characterized in that: the shared make-up hydrogen compressor system of all hydrogenation units.
2. according to the described a kind of combined hydrogenation device of claim 1, it is characterized in that: described make-up hydrogen compressor system outlet is connected with circulating hydrogen compressor inlet or outlet.
3. according to the described a kind of combined hydrogenation device of claim 1, it is characterized in that: described make-up hydrogen compressor system outlet is outlet or a compressor general export between compressor stage.
4. according to the described a kind of combined hydrogenation device of claim 1, it is characterized in that: described hydrogen compressor inlet hydrogen is at least a hydrogen-containing gas in device for producing hydrogen, PSA device, membrane separation unit, the chemical fertilizer plant.
5. according to the described a kind of combined hydrogenation device of claim 1, it is characterized in that: described hydrogenation unit is hydro-refining unit, hydrotreater, hydrocracking and liquid-phase hydrogenatin device.
6. according to the described a kind of combined hydrogenation device of claim 1, it is characterized in that: described hydrogenation unit is fixed bed, ebullated bed, suspension bed.
7. according to the described a kind of combined hydrogenation device of claim 5, it is characterized in that: hydro-refining unit is gasoline and diesel oil hydrofining, diesel oil hydrogenation modification, diesel hydro-pour-reducing, lube hydrotreating, mineral spirit platreating; Hydrotreater is that residual hydrocracking, wax oil hydrogenation are handled; Hydroeracking unit is wax oil hydrogenation cracking, residual hydrocracking.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010206801975U CN202016991U (en) | 2010-12-20 | 2010-12-20 | Combined hydrogenation device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010206801975U CN202016991U (en) | 2010-12-20 | 2010-12-20 | Combined hydrogenation device |
Publications (1)
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CN202016991U true CN202016991U (en) | 2011-10-26 |
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CN2010206801975U Expired - Lifetime CN202016991U (en) | 2010-12-20 | 2010-12-20 | Combined hydrogenation device |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102491864A (en) * | 2011-11-22 | 2012-06-13 | 北京昊诚油气科技有限公司 | Hydrogenation test apparatus |
CN103289741A (en) * | 2013-06-25 | 2013-09-11 | 中石化南京工程有限公司 | A combined method of hydrotreating-catalytic cracking-PSA purification for heavy oil |
CN104987884A (en) * | 2015-05-22 | 2015-10-21 | 中石寰球(北京)工程管理咨询有限公司 | Hydrogenation device and process for production of light fuel oil |
CN107588324A (en) * | 2017-08-30 | 2018-01-16 | 北方华锦化学工业集团有限公司 | Hydrogen supply system and hydrogen supply technique |
FR3104606A1 (en) * | 2019-12-17 | 2021-06-18 | IFP Energies Nouvelles | Integrated fixed bed hydrocracking and bubbling bed hydroconversion process with optimized hydrogen recycling |
-
2010
- 2010-12-20 CN CN2010206801975U patent/CN202016991U/en not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102491864A (en) * | 2011-11-22 | 2012-06-13 | 北京昊诚油气科技有限公司 | Hydrogenation test apparatus |
CN102491864B (en) * | 2011-11-22 | 2014-03-19 | 北京昊诚油气科技有限公司 | Hydrogenation test apparatus |
CN103289741A (en) * | 2013-06-25 | 2013-09-11 | 中石化南京工程有限公司 | A combined method of hydrotreating-catalytic cracking-PSA purification for heavy oil |
CN104987884A (en) * | 2015-05-22 | 2015-10-21 | 中石寰球(北京)工程管理咨询有限公司 | Hydrogenation device and process for production of light fuel oil |
CN104987884B (en) * | 2015-05-22 | 2019-04-23 | 江苏湖大化工科技有限公司 | A kind of hydrogenation plant and technique producing light-weight fuel oil |
CN107588324A (en) * | 2017-08-30 | 2018-01-16 | 北方华锦化学工业集团有限公司 | Hydrogen supply system and hydrogen supply technique |
FR3104606A1 (en) * | 2019-12-17 | 2021-06-18 | IFP Energies Nouvelles | Integrated fixed bed hydrocracking and bubbling bed hydroconversion process with optimized hydrogen recycling |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: Luoyang Petrochemical Engineering Corporation /SINOPEC Patentee after: Sinopec Corp. Address before: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee before: Luoyang Petrochemical Engineering Co., China Petrochemical Group Patentee before: Sinopec Corp. |
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CX01 | Expiry of patent term |
Granted publication date: 20111026 |
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CX01 | Expiry of patent term |