PE20090269A1 - NATURAL GAS LIQUEFACTION - Google Patents
NATURAL GAS LIQUEFACTIONInfo
- Publication number
- PE20090269A1 PE20090269A1 PE2008002053A PE2008002053A PE20090269A1 PE 20090269 A1 PE20090269 A1 PE 20090269A1 PE 2008002053 A PE2008002053 A PE 2008002053A PE 2008002053 A PE2008002053 A PE 2008002053A PE 20090269 A1 PE20090269 A1 PE 20090269A1
- Authority
- PE
- Peru
- Prior art keywords
- flow
- natural gas
- condensed
- cooled
- gas flow
- Prior art date
Links
Landscapes
- Separation By Low-Temperature Treatments (AREA)
Abstract
SE REFIERE A UN PROCESO PARA LA LICUEFACCION DE GAS NATURAL JUNTO CON LA PRODUCCION DE UN FLUJO LIQUIDO QUE CONTIENE PREDOMINANTEMENTE HIDROCARBUROS MAS PESADOS QUE EL METANO, EN DONDE: i) EL FLUJO DE GAS NATURAL SE ENFRIA BAJO PRESION PARA CONDENSAR POR LO MENOS UNA PORCION DEL MISMO Y FORMAR UN FLUJO CONDENSADO; Y ii) DICHO FLUJO CONDENSADO SE EXPANDE A PRESION INFERIOR PARA FORMAR DICHO FLUJO DE GAS NATURAL LICUADO. EN EL PROCESO, EL FLUJO DE GAS NATURAL QUE SE VA A LICUAR COMPRENDE LOS PASOS: A) TRATAR DICHO FLUJO DE GAS NATURAL, EN UNO O MAS PASOS DE ENFRIAMIENTO; B) EXPANDIR DICHO FLUJO DE GAS NATURAL ENFRIADO, A UNA PRESION INTERMEDIA; C) DIRIGIR DICHO FLUJO DE GAS NATURAL ENFRIADO Y EXPANDIDO A UNA COLUMNA DE DESTILACION, EN LA CUAL DICHO FLUJO SE SEPARA EN UNA FRACCION DE GAS RESIDUAL VOLATIL QUE CONTIENE UNA PORCION PRINCIPAL DE DICHO METANO Y COMPONENTES MAS LIVIANOS Y UNA FRACCION RELATIVAMENTE MENOS VOLATIL QUE CONTIENE UNA PORCION PRINCIPAL DE DICHOS COMPONENTES DE HIDROCARBUROS MAS PESADOS; D) ENFRIAR DICHA FRACCION DE GAS RESIDUAL VOLATIL BAJO PRESION, PARA CONDENSAR POR LO MENOS UNA PORCION DE LA MISMA Y FORMAR DE ESE MODO DICHO FLUJO CONDENSADO; E) DIVIDIR DICHA PORCION CONDENSADA, POR LO MENOS EN DOS PORCIONES, PARA FORMAR DE ESE MODO DICHO FLUJO CONDENSADO Y UN FLUJO LIQUIDO; Y F) DIRIGIR DICHO FLUJO LIQUIDO A LA MENCIONADA COLUMNA DE DESTILACION EN FORMA DE UNA ALMENTACION SUPERIOR PARA LA MISMAIT REFERS TO A PROCESS FOR THE LIQUEFACTION OF NATURAL GAS TOGETHER WITH THE PRODUCTION OF A LIQUID FLOW THAT CONTAINS PREDOMINANTLY HIGHER HYDROCARBONS THAN METHANE, WHERE: i) THE FLOW OF NATURAL GAS IS COOLED UNDER PRESSURE BY LESS CONDENSING OF THE SAME AND FORM A CONDENSED FLOW; AND ii) SAID CONDENSED FLOW IS EXPANDED TO LOWER PRESSURE TO FORM SAID LIQUEFIED NATURAL GAS FLOW. IN THE PROCESS, THE NATURAL GAS FLOW TO BE LIQUEFIED INCLUDES THE STEPS: A) TREATING SAID NATURAL GAS FLOW, IN ONE OR MORE COOLING STEPS; B) EXPAND SAID COOLED NATURAL GAS FLOW, AT AN INTERMEDIATE PRESSURE; C) DIRECTING SAID COOLED AND EXPANDED NATURAL GAS FLOW TO A DISTILLATION COLUMN, IN WHICH SAID FLOW IS SEPARATED INTO A VOLATILE RESIDUAL GAS FRACTION CONTAINING A MAJOR PORTION OF SAID METHANE AND LIGHTER COMPONENTS THAN A RELATIVELY VOLATILE FRACTION IT CONTAINS A MAJOR PORTION OF SAID HIGHER HYDROCARBON COMPONENTS; D) COOL SAID VOLATILE RESIDUAL GAS FRACTION UNDER PRESSURE, TO CONDENSATE AT LEAST A PORTION OF IT AND FORM IN THAT WAY SAID CONDENSED FLOW; E) DIVIDE SAID CONDENSED PORTION, AT LEAST TWO PORTIONS, TO FORM IN THAT WAY SAID CONDENSED FLOW AND A LIQUID FLOW; AND F) DIRECT SAID LIQUID FLOW TO THE MENTIONED DISTILLATION COLUMN IN THE FORM OF A SUPERIOR SUPPLY FOR THE SAME
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/161,780 US6742358B2 (en) | 2001-06-08 | 2002-06-04 | Natural gas liquefaction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PE20090269A1 true PE20090269A1 (en) | 2009-03-19 |
Family
ID=41665350
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PE2008002053A PE20090269A1 (en) | 2002-06-04 | 2002-06-11 | NATURAL GAS LIQUEFACTION |
| PE2009001055A PE20091874A1 (en) | 2002-06-04 | 2002-06-11 | NATURAL GAS LIQUEFACTION |
| PE2009001054A PE20091872A1 (en) | 2002-06-04 | 2002-06-11 | NATURAL GAS LIQUEFACTION |
| PE2009001053A PE20091871A1 (en) | 2002-06-04 | 2002-06-11 | NATURAL GAS LIQUEFACTION |
Family Applications After (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PE2009001055A PE20091874A1 (en) | 2002-06-04 | 2002-06-11 | NATURAL GAS LIQUEFACTION |
| PE2009001054A PE20091872A1 (en) | 2002-06-04 | 2002-06-11 | NATURAL GAS LIQUEFACTION |
| PE2009001053A PE20091871A1 (en) | 2002-06-04 | 2002-06-11 | NATURAL GAS LIQUEFACTION |
Country Status (1)
| Country | Link |
|---|---|
| PE (4) | PE20090269A1 (en) |
-
2002
- 2002-06-11 PE PE2008002053A patent/PE20090269A1/en not_active Application Discontinuation
- 2002-06-11 PE PE2009001055A patent/PE20091874A1/en not_active Application Discontinuation
- 2002-06-11 PE PE2009001054A patent/PE20091872A1/en not_active Application Discontinuation
- 2002-06-11 PE PE2009001053A patent/PE20091871A1/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| PE20091871A1 (en) | 2009-12-19 |
| PE20091874A1 (en) | 2009-12-19 |
| PE20091872A1 (en) | 2009-12-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Grant, registration | ||
| FD | Application declared void or lapsed |