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1. 发明申请

WO2015110779A3 LNG PRODUCTION PROCESS 审中-公开
标题翻译： LNG生产工艺
公开(公告)号：WO2015110779A3
公开(公告)日：2015-11-12
申请号：PCT/GB2015000006
申请日：2015-01-12
申请人： GASCONSULT LTD
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/00 , F25J1/02
CPC分类号： F25J1/0022 , F25J1/0035 , F25J1/0037 , F25J1/004 , F25J1/0202 , F25J2270/06
摘要： A process comprising: cooling a methane rich gas stream in a first heat exchanger, dividing the cooled stream into at least two parts, passing the first part into a gas expander, reheating the expander outlet stream in a first cold passage of a second heat exchanger and in a first cold passage of the first exchanger, at least partially compressing and recycling said reheated expander outlet stream, cooling the second part in the second heat exchanger to form a condensed stream, passing said condensed stream to a pressure reduction turbine, separating the outlet stream from the pressure reduction turbine into liquid and vapour fractions, reheating the vapour fraction in a second cold passage of the second heat exchanger and in a second cold passage of the first exchanger, at least partially compressing and recycling said reheated vapour fraction, collecting the liquid fraction for use as product.
摘要翻译：一种方法，包括：在第一热交换器中冷却富含甲烷的气流，将冷却的物流分成至少两部分，将第一部分通入气体膨胀器，在第二热交换器的第一冷通道中再加热膨胀器出口流并且在第一交换器的第一冷通道中，至少部分地压缩和再循环所述再加热的膨胀器出口流，冷却第二热交换器中的第二部分以形成冷凝流，将所述冷凝流传递到减压涡轮机，从所述减压涡轮机排出的液流和蒸汽部分的出口流，在所述第二热交换器的第二冷通道中并且在所述第一交换器的第二冷通道中再加热所述蒸气馏分，至少部分地压缩和再循环所述再加热的蒸气馏分，收集用作产品的液体馏分。

2. 发明申请

WO2012172281A4 PROCESS FOR LIQUEFACTION OF NATURAL GAS 审中-公开
标题翻译：自然气体液化过程
公开(公告)号：WO2012172281A4
公开(公告)日：2014-01-09
申请号：PCT/GB2012000502
申请日：2012-06-11
申请人： GASCONSULT LTD , MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/00
CPC分类号： F25J1/0022 , F25J1/0035 , F25J1/0037 , F25J1/004 , F25J1/0202 , F25J1/023 , F25J1/0254 , F25J2220/62 , F25J2220/64 , F25J2270/06
摘要： A process comprising: cooling natural gas with a heat exchanger and a first expander. The heat exchanger cools the feed natural gas to temperature higher than the outlet temperature of the expander, reheating the expander outlet stream in a first cold passage of the heat exchanger to slightly below the temperature of the feed natural gas to the heat exchanger, passing the cold outlet stream from the heat exchanger into a second expander wherein it is partly liquefied, separating the outlet stream of second expander into liquid and vapour fractions, collecting the liquid fraction for use as LNG product, reheating the vapour fraction in a second cold side passage of the heat exchanger to substantially the same temperature as the temperature of the feed natural gas to the heat exchanger, recycling the reheated vapour fraction partly as feed to the first expander and partly as feed to the heat exchanger.
摘要翻译：一种方法，包括：用热交换器和第一膨胀器冷却天然气。热交换器将进料天然气冷却至高于膨胀器的出口温度的温度，将热交换器的第一冷通道中的膨胀器出口流重新加热到略低于进入热交换器的进料天然气的温度，冷热出口流从热交换器进入第二膨胀器，其中部分液化，将第二膨胀机的出口流分离成液体和蒸气馏分，收集用作LNG产品的液体馏分，在第二冷侧通道中再加热蒸气馏分的热交换器的温度与进入到热交换器的进料天然气的温度基本相同的温度，将再加热的蒸汽馏分部分地作为进料再循环到第一膨胀器，并且部分地作为进料到热交换器。

3. 发明申请

WO2012172281A3 PROCESS FOR LIQUEFACTION OF NATURAL GAS 审中-公开
标题翻译：自然气体液化过程
公开(公告)号：WO2012172281A3
公开(公告)日：2013-12-05
申请号：PCT/GB2012000502
申请日：2012-06-11
申请人： GASCONSULT LTD , MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/00
CPC分类号： F25J1/0022 , F25J1/0035 , F25J1/0037 , F25J1/004 , F25J1/0202 , F25J1/023 , F25J1/0254 , F25J2220/62 , F25J2220/64 , F25J2270/06
摘要： A process comprising: cooling natural gas with a heat exchanger and a first expander. The heat exchanger cools the feed natural gas to temperature higher than the outlet temperature of the expander, reheating the expander outlet stream in a first cold passage of the heat exchanger to slightly below the temperature of the feed natural gas to the heat exchanger, passing the cold outlet stream from the heat exchanger into a second expander wherein it is partly liquefied, separating the outlet stream of second expander into liquid and vapour fractions, collecting the liquid fraction for use as LNG product, reheating the vapour fraction in a second cold side passage of the heat exchanger to substantially the same temperature as the temperature of the feed natural gas to the heat exchanger, recycling the reheated vapour fraction partly as feed to the first expander and partly as feed to the heat exchanger.
摘要翻译：一种方法，包括：用热交换器和第一膨胀器冷却天然气。热交换器将进料天然气冷却至高于膨胀器的出口温度的温度，将热交换器的第一冷通道中的膨胀器出口流重新加热到略低于进入热交换器的进料天然气的温度，冷热出口流从热交换器进入第二膨胀器，其中部分液化，将第二膨胀机的出口流分离成液体和蒸气馏分，收集用作LNG产品的液体馏分，在第二冷侧通道中再加热蒸气馏分的热交换器的温度与进入到热交换器的进料天然气的温度基本相同的温度，将再加热的蒸汽馏分部分地作为进料再循环到第一膨胀器，并且部分地作为进料到热交换器。

4. 发明专利

GB2522421A LNG production process 未知
公开(公告)号：GB2522421A
公开(公告)日：2015-07-29
申请号：GB201401073
申请日：2014-01-22
申请人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK , GASCONSULT LTD
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/00
摘要： A process comprising cooling a methane rich gas stream 1 in a first heat exchanger A, dividing the cooled stream into at least two parts 4, 11, passing the first part into a gas expander B, reheating the expander outlet stream 5 in a first cold passage of a second heat exchanger C and in a first cold passage of the first exchanger A, at least partially compressing D and recycling 10 the reheated expander outlet stream. The second part 11 of the stream is cooled in the second heat exchanger C to form a condensed stream 12, the next steps are passing the condensed stream to a pressure reduction turbine F, separating G the outlet stream from the pressure reduction turbine into liquid 14 and vapour 15 fractions, reheating the vapour fraction in a second cold passage of the second heat exchanger C and in a second cold passage of the first exchanger A, at least partially compressing H and recycling 21 the reheated vapour fraction, collecting the liquid fraction 14 for use as product. The product is a methane-rich liquid.

5. 发明专利

GB2486036B Process for liquefaction of natural gas 未知
公开(公告)号：GB2486036B
公开(公告)日：2012-11-07
申请号：GB201110096
申请日：2011-06-15
申请人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK , GASCONSULT LTD
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/02
摘要： A process comprising: cooling natural gas with a heat exchanger and a first expander. The heat exchanger cools the feed natural gas to temperature higher than the outlet temperature of the expander, reheating the expander outlet stream in a first cold passage of the heat exchanger to slightly below the temperature of the feed natural gas to the heat exchanger, passing the cold outlet stream from the heat exchanger into a second expander wherein it is partly liquefied, separating the outlet stream of second expander into liquid and vapour fractions, collecting the liquid fraction for use as LNG product, reheating the vapour fraction in a second cold side passage of the heat exchanger to substantially the same temperature as the temperature of the feed natural gas to the heat exchanger, recycling the reheated vapour fraction partly as feed to the first expander and partly as feed to the heat exchanger.

6. 发明公开

KR20180043250A 액화 천연 가스 생산 방법 审中-公开
公开(公告)号：KR20180043250A
公开(公告)日：2018-04-27
申请号：KR20187002339
申请日：2016-06-23
申请人： GASCONSULT LTD
发明人： SKINNER GEOFFREY FREDERICK , MAUNDER ANTHONY DWIGHT
IPC分类号： F25J1/00 , F25J1/02
CPC分类号： F25J1/0022 , F25J1/0035 , F25J1/0037 , F25J1/004 , F25J1/0202 , F25J1/0254 , F25J2220/64 , F25J2270/06
摘要： 메탄-풍부가스를액화시키는방법이제공되며, 이방법은 - 40 내지 120 bar의압력에서고차탄화수소를함유하는메탄-풍부공급가스의스트림을제공하는단계; - 40 내지 120 bar의압력에서메탄-풍부재생가스의스트림을제공하는단계; - 공급가스를재생가스의제1 부분과혼합하는단계; 증기와고차탄화수소를함유하는응축된액체의혼합물을형성하기위해생성된혼합물을가스팽창기로통과시키는단계로서, 팽창기출구는 3 bar 내지 50 bar의압력을갖는, 단계; - 팽창기출구스트림을액체스트림및 증기스트림으로분리시키는단계; - 상기재생가스의제1 구성물을형성하도록상기증기스트림을 40 내지 120 bar의압력으로재가열및 압축하는단계; - 상기팽창기의출구온도보다높은온도로상기재생가스의제2 부분을냉각시키는단계; - 액화메탄및 제2 증기스트림을형성하도록상기재생가스의상기냉각된제2 부분을액화유닛으로통과시키는단계; 및 - 상기재생가스의제2 구성물을형성하기위해상기제2 증기스트림을 40 내지 120 bar의압력으로재가열및 압축하는단계를포함한다.

7. 发明专利

AU2012270148A1 Process for liquefaction of natural gas 未知
公开(公告)号：AU2012270148A1
公开(公告)日：2013-11-28
申请号：AU2012270148
申请日：2012-06-11
申请人： GASCONSULT LTD
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/02
摘要： A process comprising: cooling natural gas with a heat exchanger and a first expander. The heat exchanger cools the feed natural gas to temperature higher than the outlet temperature of the expander, reheating the expander outlet stream in a first cold passage of the heat exchanger to slightly below the temperature of the feed natural gas to the heat exchanger, passing the cold outlet stream from the heat exchanger into a second expander wherein it is partly liquefied, separating the outlet stream of second expander into liquid and vapour fractions, collecting the liquid fraction for use as LNG product, reheating the vapour fraction in a second cold side passage of the heat exchanger to substantially the same temperature as the temperature of the feed natural gas to the heat exchanger, recycling the reheated vapour fraction partly as feed to the first expander and partly as feed to the heat exchanger.

8. 发明专利

GB2393504A Method for liquefying methane-rich gas 未知
公开(公告)号：GB2393504A
公开(公告)日：2004-03-31
申请号：GB0402650
申请日：2002-08-20
申请人： GASCONSULT LTD
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/02
摘要： A method for liquefying methane-rich gas in the form of a feed gas (1) comprising the steps of cooling the gas (A, C, E) and partially liquefying the gas by expansion within an expansion device (F). The pressure of the gas at the inlet (7) of the expansion device is in the range from (40 to 100) bar and the pressure of the gas at the outlet (8) of the expansion device is in the range from (2 to 10) bar.

9. 发明专利

MX2013014870A PROCESO PARA LA LICUEFACCION DE GAS NATURAL. 未知
公开(公告)号：MX2013014870A
公开(公告)日：2015-06-15
申请号：MX2013014870
申请日：2012-06-11
申请人： GASCONSULT LTD
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/02
摘要： Un proceso que comprende: enfriar gas natural con un intercambiador de calor y un primer expansor. El intercambiador de calor enfría el gas natural de alimentación hasta una temperatura superior a la temperatura de salida del expansor, recalentar el flujo de salida del expansor en un primer conducto frío del intercambiador de calor hasta justo por debajo de la temperatura del gas natural de alimentación de dicho intercambiador de calor; pasar el flujo de salida frío de dicho intercambiador de calor por un segundo expansor en el cual se licua parcialmente; separar el flujo de salida del segundo expansor en fracciones líquida y gaseosa; recoger las fracciones líquidas para su uso como producto de GNL, recalentar la fracción gaseosa en un segundo conducto del lateral frío del intercambiador de calor hasta sustancialmente la misma temperatura que la temperatura del gas natural de alimentación del intecambiador de calor, reciclar la fracción gaseosa recalentada parte como alimentación del primer expansor y parte como alimentación del intercambiador de calor.

10. 发明专利

CA2836628A1 PROCESS FOR LIQUEFACTION OF NATURAL GAS 未知
公开(公告)号：CA2836628A1
公开(公告)日：2012-12-20
申请号：CA2836628
申请日：2012-06-11
申请人： GASCONSULT LTD
发明人： MAUNDER ANTHONY DWIGHT , SKINNER GEOFFREY FREDERICK
IPC分类号： F25J1/02
摘要： A process comprising: cooling natural gas with a heat exchanger and a first expander. The heat exchanger cools the feed natural gas to temperature higher than the outlet temperature of the expander, reheating the expander outlet stream in a first cold passage of the heat exchanger to slightly below the temperature of the feed natural gas to the heat exchanger, passing the cold outlet stream from the heat exchanger into a second expander wherein it is partly liquefied, separating the outlet stream of second expander into liquid and vapour fractions, collecting the liquid fraction for use as LNG product, reheating the vapour fraction in a second cold side passage of the heat exchanger to substantially the same temperature as the temperature of the feed natural gas to the heat exchanger, recycling the reheated vapour fraction partly as feed to the first expander and partly as feed to the heat exchanger.

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