PE20091871A1 - NATURAL GAS LIQUEFACTION - Google Patents

NATURAL GAS LIQUEFACTION

Info

Publication number
PE20091871A1
PE20091871A1 PE2009001053A PE2009001053A PE20091871A1 PE 20091871 A1 PE20091871 A1 PE 20091871A1 PE 2009001053 A PE2009001053 A PE 2009001053A PE 2009001053 A PE2009001053 A PE 2009001053A PE 20091871 A1 PE20091871 A1 PE 20091871A1
Authority
PE
Peru
Prior art keywords
flow
natural gas
condensate
gaseous
condensed
Prior art date
Application number
PE2009001053A
Other languages
Spanish (es)
Inventor
Kyle T Cuellar
Hank M Hudson
John D Wilkinson
Original Assignee
Ortloff Engineers Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US10/161,780 external-priority patent/US6742358B2/en
Application filed by Ortloff Engineers Ltd filed Critical Ortloff Engineers Ltd
Publication of PE20091871A1 publication Critical patent/PE20091871A1/en

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Abstract

REFERIDO A UN PROCESO PARA LA LICUEFACCION DE GAS NATURAL QUE CONTIENE METANO Y COMPONENTES DE HIDROCARBUROS MAS PESADOS, EN DONDE EL FLUJO DE GAS NATURAL SE ENFRIA BAJO PRESION PARA CONDENSAR POR LO MENOS UNA PORCION DEL MISMO Y FORMAR UN FLUJO CONDENSADO, EL CUAL SE EXPANDE A PRESION INFERIOR PARA FORMAR DICHO FLUJO DE GAS NATURAL LICUADO. DICHO PROCESO COMPRENDE: A) TRATAR DICHO FLUJO DE GAS NATURAL, EN UNO O MAS PASOS DE ENFRIAMIENTO MEDIANTE UN CICLO DE REFRIGERACION DE CICLO CERRADO; B) DIVIDIR DICHO FLUJO DE GAS NATURAL ENFRIADO EN POR LO MENOS UN PRIMER FLUJO GASEOSO Y UN SEGUNDO FLUJO GASEOSO; C) ENFRIAR DICHO PRIMER FLUJO DE GAS NATURAL MEDIANTE UN CICLO DE REFRIGERACION DE CICLO CERRADO, PARA CONDENSAR SUSTANCIALMENTE TODO EL FLUJO Y LUEGO EXPANDIRLO A UNA PRESION INTERMEDIA; D) EXPANDIR DICHO SEGUNDO FLUJO GASEOSO A DICHA PRESION INTERMEDIA; E) DIRIGIR DICHO PRIMER FLUJO GASEOSO SUSTANCIALMENTE CONDENSADO Y DICHO SEGUNDO FLUJO GASEOSO EXPANDIDO A UNA COLUMNA DE DESTILACION EN DONDE DICHOS FLUJOS SE SEPARAN 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; Y F) ENFRIAR BAJO PRESION DICHA FRACCION DE GAS RESIDUAL PARA CONDENSAR POR LO MENOS UNA PORCION DE LA MISMA Y FORMAR ASI DICHO FLUJO CONDENSADOREFERRED TO A PROCESS FOR THE LIQUEFACTION OF NATURAL GAS CONTAINING METHANE AND HIGHER HYDROCARBON COMPONENTS, WHERE THE FLOW OF NATURAL GAS IS COOLED UNDER PRESSURE TO CONDENSATE AT LEAST A PORTION OF THE SAME AND FORM AN EXPANDED, CONDENSED FLOW AT LOWER PRESSURE TO FORM SAID LIQUEFIED NATURAL GAS FLOW. SAID PROCESS INCLUDES: A) TREATING SAID NATURAL GAS FLOW, IN ONE OR MORE COOLING STEPS BY MEANS OF A CLOSED CYCLE REFRIGERATION CYCLE; B) DIVIDE SAID COOLED NATURAL GAS FLOW INTO AT LEAST ONE FIRST GASEOUS FLOW AND A SECOND GASEOUS FLOW; C) COOLING SAID FIRST FLOW OF NATURAL GAS BY MEANS OF A CLOSED CYCLE REFRIGERATION CYCLE, TO SUBSTANTIALLY CONDENSATE ALL THE FLOW AND THEN EXPAND IT TO AN INTERMEDIATE PRESSURE; D) EXPAND SAID SECOND GASEOUS FLOW AT SAID INTERMEDIATE PRESSURE; E) DIRECT SUCH FIRST SUBSTANTIALLY CONDENSED GASEOUS FLOW AND SAID SECOND GASEOUS FLOW EXPANDED TO A DISTILLATION COLUMN WHERE SUCH FLOWS ARE SEPARATED INTO A FRACTION OF VOLATILE RESIDUAL GAS CONTAINING A MAJOR PORTION OF DONICHO MASSIVE AND A MAIN FRENCH COMPOSITION OF DONICHO. VOLATILE CONTAINING A MAJOR PORTION OF SAID HIGHER HYDROCARBON COMPONENTS; AND F) COOLING SAID RESIDUAL GAS FRACTION UNDER PRESSURE TO CONDENSATE AT LEAST A PORTION OF IT AND FORM SO SAID CONDENSED FLOW

PE2009001053A 2002-06-04 2002-06-11 NATURAL GAS LIQUEFACTION PE20091871A1 (en)

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
PE20091871A1 true PE20091871A1 (en) 2009-12-19

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
PE2009001053A PE20091871A1 (en) 2002-06-04 2002-06-11 NATURAL GAS LIQUEFACTION
PE2009001054A PE20091872A1 (en) 2002-06-04 2002-06-11 NATURAL GAS LIQUEFACTION

Family Applications Before (2)

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

Family Applications After (1)

Application Number Title Priority Date Filing Date
PE2009001054A PE20091872A1 (en) 2002-06-04 2002-06-11 NATURAL GAS LIQUEFACTION

Country Status (1)

Country Link
PE (4) PE20090269A1 (en)

Also Published As

Publication number Publication date
PE20091872A1 (en) 2009-12-19
PE20091874A1 (en) 2009-12-19
PE20090269A1 (en) 2009-03-19

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Legal Events

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FD Application declared void or lapsed