WO1991006504A1 - Method for obtaining nitrogen-hydrogen gas mixture for production of ammonia - Google Patents
Method for obtaining nitrogen-hydrogen gas mixture for production of ammonia Download PDFInfo
- Publication number
- WO1991006504A1 WO1991006504A1 PCT/SU1990/000196 SU9000196W WO9106504A1 WO 1991006504 A1 WO1991006504 A1 WO 1991006504A1 SU 9000196 W SU9000196 W SU 9000196W WO 9106504 A1 WO9106504 A1 WO 9106504A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mixture
- pressure
- nitrogen
- production
- carbon dioxide
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 125
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 16
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 61
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 30
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 13
- 229930195733 hydrocarbon Natural products 0.000 claims description 7
- 150000002430 hydrocarbons Chemical class 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 2
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 70
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 35
- 239000001569 carbon dioxide Substances 0.000 abstract description 35
- 238000006243 chemical reaction Methods 0.000 abstract description 15
- 238000000926 separation method Methods 0.000 abstract description 13
- 239000001257 hydrogen Substances 0.000 abstract description 10
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000003197 catalytic effect Effects 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 abstract 1
- 230000002211 methanization Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 30
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 16
- 239000000047 product Substances 0.000 description 12
- 239000004215 Carbon black (E152) Substances 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen(.) Chemical compound [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000382509 Vania Species 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000011874 heated mixture Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000002054 inoculum Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/025—Preparation or purification of gas mixtures for ammonia synthesis
Definitions
- Received by this synthesis gas has a relationship ⁇ is ⁇ di ⁇ znachi ⁇ elny ⁇ as ⁇ ⁇ d uglev ⁇ d ⁇ dn ⁇ g ⁇ sy ⁇ ya and ene ⁇ gii, ⁇ me ⁇ g ⁇ ⁇ e ⁇ vichnaya ⁇ nve ⁇ siya ⁇ susches ⁇ vlyae ⁇ sya ⁇ zhes ⁇ - ⁇ i ⁇ ⁇ ezhimsh ⁇ usl ⁇ viya ⁇ .
- the 5th year of the inversion is 820- ⁇ 050 ° ⁇ ; medium- and low-temperature conversion of carbon dioxide with the formation of carbon dioxide, which is based on catalysts at temperature of -90 ° C; Calculation of invert gas from carbon dioxide; Calculation of invert gas
- the 30 required volume of the inverted gas is indispensable to be separated, for the purpose of producing a continuous system for the synthesis of ammonia, which is associated with significant energy.
- Izves ⁇ en s ⁇ s ⁇ b ⁇ lucheniya ⁇ d ⁇ ds ⁇ de ⁇ zhascheg ⁇ gas ( ⁇ , ⁇ , 106076) v ⁇ lyuchayuschy mixing uglev ⁇ d ⁇ dn ⁇ g ⁇ sy ⁇ ya with ⁇ a ⁇ m, ⁇ azdelenie ⁇ bscheg ⁇ ⁇ a two chas ⁇ i, ⁇ dnu of ⁇ y ⁇ ⁇ dve ⁇ gayu ⁇ ⁇ e ⁇ vichn ⁇ y ⁇ a ⁇ v ⁇ y ⁇ a ⁇ ali ⁇ iches ⁇ y ⁇ n- ⁇ e ⁇ sii and ⁇ dayu ⁇ on v ⁇ ichnuyu ⁇ a ⁇ uyu ⁇ a ⁇ ali ⁇ iches ⁇ uyu ⁇ n- ve ⁇ siyu with v ⁇ zdu ⁇ m, ⁇ uda It gives off and the second part of the original steam and carbon.
- the process of primary conversion is carried out with the production of indirect gas (nitrogen-by-product mixture) at the outlet, which is supplied with a by-product, - 4 - This is the first part of the general heating of the original hydrocarbon mixture at the stage of the steam in general.
- the method also includes a medium- and low-temperature conversion of carbon monoxide, which is contained in the resulting nitrogen—
- the aforementioned method is associated with a significant waste of energy at the stage of low separation of the radiation and upon receipt of an aqueous mixture of a commercial system. 20
- the energy reserve is 0.77 GJ in.
- P ⁇ i presence ⁇ s ⁇ eme ⁇ DYA ⁇ ⁇ a ⁇ a, 15 na ⁇ dyascheg ⁇ sya ⁇ d pressure ⁇ a ⁇ Ym or ⁇ e ⁇ Yshayuschim pressure is ⁇ dn ⁇ y az ⁇ v ⁇ d ⁇ dn ⁇ y mixture tseles ⁇ b ⁇ azn ⁇ , s ⁇ glasn ⁇ ⁇ edlagaem ⁇ mu iz ⁇ b ⁇ e ⁇ eniyu, selection of ⁇ d ⁇ da az ⁇ v ⁇ d ⁇ dn ⁇ y ⁇ susches ⁇ vlya ⁇ mixture ⁇ m ⁇ schyu di ⁇ uzi ⁇ nny ⁇ elemen ⁇ v.
- the claimed s ⁇ s ⁇ b ⁇ ednaznachen for is ⁇ lz ⁇ aniya in ⁇ aches ⁇ ve is ⁇ dn ⁇ g ⁇ sy ⁇ ya ⁇ a ⁇ g ⁇ uglev ⁇ d ⁇ dn ⁇ g ⁇ sy ⁇ ya, ⁇ a ⁇ , na ⁇ ig ⁇ e ⁇ , me ⁇ an, e ⁇ an, and ⁇ an i ⁇ mixture vys ⁇ sche uglev ⁇ d ⁇ dy, na ⁇ dyaschiesya ⁇ i n ⁇ malny ⁇ usl ⁇ viya ⁇ 35 gaz ⁇ b ⁇ azn ⁇ m or zhid ⁇ m s ⁇ s ⁇ yanii.
- the specified coal raw materials are mixed in comparison with that, it complies with - 6 -
- the resulting gas mixture after mixing, is heated to a temperature of 450 ° C and the vapor pressure is increased; 5 Pa ⁇ vaya ⁇ nve ⁇ siya e ⁇ m in case ⁇ susches ⁇ vlyae ⁇ sya in s ⁇ ve ⁇ s ⁇ II with end ⁇ e ⁇ miches ⁇ y ⁇ ea ⁇ tsiey ⁇ i is ⁇ lz ⁇ va- Vania, na ⁇ ime ⁇ , ni ⁇ elev ⁇ g ⁇ ⁇ a ⁇ aliza ⁇ a, ⁇ ea ⁇ tsi ⁇ nnyi gas ⁇ em ⁇ e ⁇ a ⁇ u ⁇ y 621-749 C ⁇ dve ⁇ gayu ⁇ v ⁇ ichn ⁇ y ⁇ a ⁇ - v ⁇ y ⁇ a ⁇ ali ⁇ iches ⁇ y ⁇ nve ⁇ sii, ⁇ susches ⁇ vlyaem ⁇ y in ⁇ isu ⁇ s ⁇ - Yu Wii v ⁇ zdu ⁇ a, ⁇ y imee ⁇ not ⁇ eshe ⁇ a
- the resulting nitric mixture is cooled to a temperature of 360 ° C and is supported by a steam converter in the mixture of carbon monoxide.
- the developed carbon dioxide separates the nitrogen mixture from any known mixture, such as, for example, absorbs.
- Sustainable carbon dioxide (0.5%) is suitable for metallurgical treatment at a temperature of 200-400 ° ⁇ .
- the pressure is 5 bar, -
- the allocation of household equipment exists through 35 interconnections, for example, Sha. 5 , Geh, Gehn, or diffusion through metallic membranes, for example, through palladium-containing membranes.
- the remaining after separation of the water in quantities of up to 92 wt.
- the poor mixture is divided - 7 - in two ways, one of the outputs is derived from the technical scheme (with the subsequent use of its energy), and the other is mixed with other
- a variant of the implementation of the method is the separation of the nitrogen mixture and the solution, which does not increase
- the natural hydrocarbon gas of the following composition ⁇ 4 - .82,2; C 2 ⁇ 6 - 4.47 total ; - 1.36% vol .; C 4 ⁇ ⁇ 0 -
- the resulting ammonia mixture is sold at a temperature of 360 ° 0 and is fed to the steam converter for the conversion of carbon dioxide to a concentration of 16.0%.
- Carbon dioxide 25 and carbon dioxide are removed from the nitrogen mixture until the residual content of mixtures in the mixture is no more than 5 ppm.
- the natural hydrocarbon gas of the following composition 0 ⁇ 4 - 82.11% w, 0 2 ⁇ 3 - 4.47% w. , 0 ⁇ 8 - 1.36% by volume, ⁇ 4 ⁇ ⁇ 0 - 0.48%. , ⁇ 5 ⁇ ⁇ 2 - 0.24 ob. , ⁇ 0 2 - 0.03% by weight, ⁇ 2 - 4.20% by weight; and - 7.07 ob. ; ⁇ g - 0.03% by weight with a pressure of 4.3 ⁇ Pa is mixed with water in steam: carbon, equal to 2.52: 1, heats up to a temperature of 450 ° C and is supplied A quick output of the reactive mixture with temperature 729, ° ⁇ .
- the content of ⁇ 4 in dry gas is 27.80% by volume.
- the inverted gas after the stage of the upstream steam supply, transfers the stage of the upstream gas to the inverter.
- a heated mixture with a temperature of Verizontage ⁇ 0 / inlet ⁇ 0.1 is also supplied here with a preheated temperature of 700 ° 0.
- the resulting nitrous mixture is cooled at a temperature of 360 ° C and fed to the steam converter for the conversion of carbon dioxide to a total of about 82%.
- Carbon dioxide and carbon dioxide are removed from the nitrogen mixture to the residual content of mixtures in the mixture no more than 5 ppm.
- the purified nitrous mixture of the following composition: ⁇ 2 - 62.02% by volume, ⁇ 2 - 36.55% by weight, ⁇ g - 0.44%. , ⁇ - 0.99% by pressure 2.99 ⁇ Pa is divided into two flows in relation to 0.55: 0.45.
- the natural hydrocarbon gas is as follows: 0 ⁇ - 32.36% w, 0 2 ⁇ 6 - 4.49% w, 0 3 ⁇ 8 - 1.37% w,
- the nitrogenous mixture is fed to the stage of the primary conversion, where it is cooled
- Carbon dioxide and carbon monoxide are separated from the nitrogenous mixture until the remaining mixture in the mixture is more than 5 ppm.
- - II Of the purified aqueous mixture of the following system ⁇ 2 - 64.67% w, ⁇ - 33.79% w, ⁇ g - 0.40%. , 0 ⁇ 4 - 1.17 With a pressure of 2.99 Sha, with diffused palladium-containing membranes in the presence of a steam, which is kept at a temperature of 90, it is I am condensing, using it and this thermal conduction in the process flow.
- synthesis gas is produced for the production of ammonia of the following composition: ⁇ 2 - 74.09%,, 2 - 24.73%. , ⁇ g - 0.29 , ⁇ 4 - 0.84% of the total commercially available nitrogen, equal to 3.
- the nitrogenous mixture is fed to the stage of the primary conversion, where it is cooled - 12 - a temperature of 580 ° 0 is given, giving heat to the endothermic steam methane inversion, which flows to this stage.
- the resulting nitrous mixture is cooled at a temperature of 5 ° 360 ° 0 and fed to the steam inversion of carbon dioxide for the conversion of carbon dioxide to a concentration of at least 22%.
- Carbon dioxide and carbon dioxide are separated from the nitrogen mixture to the residual content of mixtures in the mixture not more than 10 ⁇ Jr.
- the water is discharged at a pressure of 30.0 PSa.
- the following composition was ⁇ 2 - 14.99%, ⁇ 2 - - 81.49%, ⁇ g - 0.97%, 0 ⁇ 4 - 2.55%. %% and temperature 20 ° C minus ⁇ 80 ° 0 separates excess nitrogen with amounts of - 2 - 1.13%. , ⁇ d - 2.51% by volume, 0 ⁇ 4 - 7.18% by weight with a pressure of 0.7 ⁇ Pa and get out of the process system using its energy.
- Non-organic nitrogen which is in the nitrogen mixture, having a composition of 2 - 77.25% by weight, 25 ⁇ 2 -22.6%% by weight, _g _ 0.13% by weight, 0 ⁇ - 0.01% by weight, mix selected ⁇ d ⁇ d ⁇ m, ⁇ luchaya ⁇ i e ⁇ m az ⁇ v ⁇ d ⁇ dnuyu gaz ⁇ vuyu mixture ⁇ izv ⁇ ds ⁇ va ammia ⁇ a sleduyuscheg ⁇ s ⁇ s ⁇ a- wa:. ⁇ 2 - ⁇ b 74.96%, ⁇ 2 _ ⁇ b 24.989%, ⁇ g - 0.04 ⁇ b%, 0 ⁇ 4 - 0.007 ⁇ b.. . With a commercially available water content of 30% nitrogen, equal to 3.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU4754591/23 | 1989-10-30 | ||
SU894754591A SU1770277A1 (ru) | 1989-10-30 | 1989-10-30 | Способ производства аммиака |
SU4767286/26 | 1989-12-20 | ||
SU4767286 RU2022927C1 (ru) | 1989-12-20 | 1989-12-20 | Способ производства аммиака |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1991006504A1 true WO1991006504A1 (en) | 1991-05-16 |
Family
ID=26666224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SU1990/000196 WO1991006504A1 (en) | 1989-10-30 | 1990-07-31 | Method for obtaining nitrogen-hydrogen gas mixture for production of ammonia |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPH04503659A (enrdf_load_html_response) |
DE (1) | DE4092058T (enrdf_load_html_response) |
FR (1) | FR2671338A1 (enrdf_load_html_response) |
GB (1) | GB2244484B (enrdf_load_html_response) |
WO (1) | WO1991006504A1 (enrdf_load_html_response) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2178765C2 (ru) * | 2000-02-21 | 2002-01-27 | Открытое акционерное общество "Саратовский институт стекла" | Способ получения азотоводородной контролируемой атмосферы |
EP2065337A1 (en) * | 2007-11-27 | 2009-06-03 | Ammonia Casale S.A. | Process for producing ammonia synthesis gas |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3206514A1 (de) * | 1982-02-24 | 1983-09-01 | Didier Engineering Gmbh, 4300 Essen | Verfahren zur erzeugung von ammoniak-synthesegas |
DE3335087A1 (de) * | 1983-09-28 | 1985-04-11 | Didier Engineering Gmbh, 4300 Essen | Verfahren zur erzeugung von ammoniak-synthesegas |
US4725380A (en) * | 1984-03-02 | 1988-02-16 | Imperial Chemical Industries Plc | Producing ammonia synthesis gas |
SU1527155A1 (ru) * | 1987-08-24 | 1989-12-07 | Государственный научно-исследовательский и проектный институт азотной промышленности и продуктов органического синтеза | Способ синтеза аммиака |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4624841A (en) * | 1984-01-23 | 1986-11-25 | Toyo Engineering Corporation | Process for refining an ammonia synthesis gas |
FR2614612B1 (fr) * | 1987-04-28 | 1990-09-14 | Technip Cie | Procede de production amelioree de gaz d'ammoniac et installation pour l'execution de ce procede |
JPH029701A (ja) * | 1988-06-27 | 1990-01-12 | Japan Metals & Chem Co Ltd | 水素の精製方法 |
-
1990
- 1990-07-31 DE DE19904092058 patent/DE4092058T/de not_active Withdrawn
- 1990-07-31 JP JP2514929A patent/JPH04503659A/ja active Pending
- 1990-07-31 WO PCT/SU1990/000196 patent/WO1991006504A1/ru active Application Filing
-
1991
- 1991-01-08 FR FR9100162A patent/FR2671338A1/fr active Pending
- 1991-06-12 GB GB9112665A patent/GB2244484B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3206514A1 (de) * | 1982-02-24 | 1983-09-01 | Didier Engineering Gmbh, 4300 Essen | Verfahren zur erzeugung von ammoniak-synthesegas |
DE3335087A1 (de) * | 1983-09-28 | 1985-04-11 | Didier Engineering Gmbh, 4300 Essen | Verfahren zur erzeugung von ammoniak-synthesegas |
US4725380A (en) * | 1984-03-02 | 1988-02-16 | Imperial Chemical Industries Plc | Producing ammonia synthesis gas |
SU1527155A1 (ru) * | 1987-08-24 | 1989-12-07 | Государственный научно-исследовательский и проектный институт азотной промышленности и продуктов органического синтеза | Способ синтеза аммиака |
Also Published As
Publication number | Publication date |
---|---|
FR2671338A1 (fr) | 1992-07-10 |
GB2244484B (en) | 1993-09-08 |
DE4092058T (enrdf_load_html_response) | 1991-11-21 |
JPH04503659A (ja) | 1992-07-02 |
GB2244484A (en) | 1991-12-04 |
GB9112665D0 (en) | 1991-07-31 |
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