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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Применить Всего найдено 8. Отображено 8.
02-01-2018 дата публикации

Systems and methods for manufacture of dimethyl ether (DME) from natural gas and flare gas feedstock

Номер: US0009856197B2

Disclosed is a method that reforms flare gas or other raw natural gas source, using air without steam, to directly produce dimethyl ether (DME), a direct diesel substitute. The method first reforms an air-natural gas mixture at ambient atmospheric pressures, and then compresses the resulting CO-hydrogen-nitrogen gas mixture to 100-2,000 psi, and feeds it through a combined reactor which reacts the gas mixture directly into DME. The nitrogen is returned to the atmosphere. DME is an excellent diesel fuel, and can be used to displace significantly costlier and dirtier petroleum-based diesel fuel, while solving a critical problem with flaring or other wasted natural gas. For example, the roughly 120 billion cubic feet per year that was flared in North Dakota in 2014 could be converted into over 3 million tons of DME using the disclosed method.

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09-05-2017 дата публикации

Systems and methods for manufacture of dimethyl ether (DME) from natural gas and flare gas feedstock

Номер: US0009643906B2
Принадлежит: Pioneer Energy Inc., PIONEER ENERGY INC

A unique design for a mobile system that reforms flare gas or natural gas, using air without steam, to directly produce dimethyl ether (DME), a diesel substitute, is disclosed. The system first reforms the air-methane mixture at ambient atmospheric pressures, and then compresses the resulting CO-hydrogen-nitrogen gas mixture to up to 600 psi, and feeds it through a combined reactor which reacts the gas mixture directly into dimethyl ether. The nitrogen is returned by the system back to the atmosphere. DME is an excellent diesel fuel, and can be used to displace significantly costlier and dirtier petroleum-based diesel fuel, while solving a critical problem with flaring. For example, the over 120 billion cubic feet per year that is currently flared in North Dakota could be converted into over 3 million tons of DME.

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08-08-2017 дата публикации

Systems and methods for manufacture of methanol from natural gas and flare gas feedstock

Номер: US0009725386B2

A mobile system and method that reform flare gas, methane, or natural gas, using air without steam, to directly produce methanol, a clean burning gasoline blend, component, and/or substitute are disclosed. The system first reforms the air-methane mixture at ambient atmospheric pressure, then compresses the resulting CO-hydrogen-nitrogen gas mixture to about 600 psi, and feeds it through a methanol reactor which reacts the gas mixture directly into methanol. The nitrogen is returned by the system back to the atmosphere. Methanol is a clean burning gasoline substitute, and can be used to displace significantly costlier and dirtier petroleum-based fuel, while solving a critical problem with flaring. For example, the over 120 billion cubic feet per year that was flared in North Dakota in 2014 could be converted into over 6 million tons of methanol.

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22-06-2017 дата публикации

SYSTEMS AND METHODS FOR MANUFACTURE OF METHANOL FROM NATURAL GAS AND FLARE GAS FEEDSTOCK

Номер: US20170174592A1
Принадлежит:

A mobile system and method that reform flare gas, methane, or natural gas, using air without steam, to directly produce methanol, a clean burning gasoline blend, component, and/or substitute are disclosed. The system first reforms the air-methane mixture at ambient atmospheric pressure, then compresses the resulting CO-hydrogen-nitrogen gas mixture to about 600 psi, and feeds it through a methanol reactor which reacts the gas mixture directly into methanol. The nitrogen is returned by the system back to the atmosphere. Methanol is a clean burning gasoline substitute, and can be used to displace significantly costlier and dirtier petroleum-based fuel, while solving a critical problem with flaring. For example, the over 120 billion cubic feet per year that was flared in North Dakota in 2014 could be converted into over 6 million tons of methanol. 1. A method for converting raw natural gas into methanol using air as a source of oxygen , comprising:a syngas generation step for generating syngas from the raw natural gas and the air in an air reforming unit, wherein the syngas comprises carbon monoxide, hydrogen, and nitrogen;a syngas compression step for compressing the syngas that comprises the carbon monoxide, the hydrogen, and the nitrogen;a methanol synthesis step for synthesizing methanol from the syngas over a catalyst bed; anda power generation step for using unreacted carbon monoxide and hydrogen in the syngas to generate power, wherein some of the power is used to power the syngas compression step, and wherein unreacted nitrogen is returned to atmosphere.2. The method of claim 1 , further comprising:removing sulfur from the raw natural gas.3. The method of claim 1 , wherein the syngas generation step comprises reforming the raw natural gas and the air in a presence of a steam reforming catalyst.4. The method of claim 1 , wherein air enriched in oxygen is used to increase concentrations of the carbon monoxide and the hydrogen in the syngas.5. The method of claim ...

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02-05-2017 дата публикации

Systems and methods for manufacture of methanol from natural gas and flare gas feedstock

Номер: US0009637433B2

A mobile system and method that reform flare gas, methane, or natural gas, using air without steam, to directly produce methanol, a clean burning gasoline blend, component, and/or substitute are disclosed. The system first reforms the air-methane mixture at ambient atmospheric pressure, then compresses the resulting CO-hydrogen-nitrogen gas mixture to 600 psi, and feeds it through a methanol reactor which reacts the gas mixture directly into methanol. The nitrogen is returned by the system back to the atmosphere. Methanol is a clean burning gasoline substitute, and can be used to displace significantly costlier and dirtier petroleum-based fuel, while solving a critical problem with flaring. For example, the over 120 billion cubic feet per year that was flared in North Dakota in 2014 could be converted into over 6 million tons of methanol.

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22-06-2017 дата публикации

SYSTEMS AND METHODS FOR MANUFACTURE OF DIMETHYL ETHER (DME) FROM NATURAL GAS AND FLARE GAS FEEDSTOCK

Номер: US20170174599A1
Принадлежит:

Disclosed is a method that reforms flare gas or other raw natural gas source, using air without steam, to directly produce dimethyl ether (DME), a direct diesel substitute. The method first reforms an air-natural gas mixture at ambient atmospheric pressures, and then compresses the resulting CO-hydrogen-nitrogen gas mixture to 100-2,000 psi, and feeds it through a combined reactor which reacts the gas mixture directly into DME. The nitrogen is returned to the atmosphere. DME is an excellent diesel fuel, and can be used to displace significantly costlier and dirtier petroleum-based diesel fuel, while solving a critical problem with flaring or other wasted natural gas. For example, the roughly 120 billion cubic feet per year that was flared in North Dakota in 2014 could be converted into over 3 million tons of DME using the disclosed method. 1. A method for converting a raw natural gas into dimethyl ether (DME) using air as a source of oxygen , comprising:generating syngas in an air reformer from a feedstock comprising the raw natural gas and the air, wherein the syngas comprises carbon monoxide, hydrogen, and nitrogen from the air;compressing the syngas that comprises the carbon monoxide, the hydrogen, and the nitrogen;synthesizing a DME mixture from the syngas in a single reaction chamber using a mixed catalyst bed; andpurifying the DME mixture to produce a purified DME stream, wherein essentially all carbon in the purified DME stream comes from the raw natural gas, and wherein unreacted nitrogen from the DME mixture is returned to atmosphere.2. The method of claim 1 , further comprising:removing sulfur from the raw natural gas.3. The method of claim 1 , wherein the mixed catalyst bed comprises a syngas-to-methanol synthesis catalyst and a methanol-to-DME dehydration catalyst.4. The method of claim 3 , wherein the syngas-to-methanol synthesis catalyst is Cu—ZnO.5. The method of claim 3 , wherein the methanol-to-DME dehydration catalyst is gamma alumina.6. The method ...

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02-06-2016 дата публикации

SYSTEMS AND METHODS FOR MANUFACTURE OF DIMETHYL ETHER (DME) FROM NATURAL GAS AND FLARE GAS FEEDSTOCK

Номер: US20160152537A1
Принадлежит:

A unique design for a mobile system that reforms flare gas or natural gas, using air without steam, to directly produce dimethyl ether (DME), a diesel substitute, is disclosed. The system first reforms the air-methane mixture at ambient atmospheric pressures, and then compresses the resulting CO-hydrogen-nitrogen gas mixture to up to 600 psi, and feeds it through a combined reactor which reacts the gas mixture directly into dimethyl ether. The nitrogen is returned by the system back to the atmosphere. DME is an excellent diesel fuel, and can be used to displace significantly costlier and dirtier petroleum-based diesel fuel, while solving a critical problem with flaring. For example, the over 120 billion cubic feet per year that is currently flared in North Dakota could be converted into over 3 million tons of DME. 1. A mobile system for converting raw natural gas into dimethyl ether (DME) using air as a source of oxygen , comprising:a syngas generator for generating syngas from the raw natural gas and air;a syngas compressor for compressing the syngas;a DME synthesis unit for synthesizing the DME from the compressed syngas, comprising a single reaction chamber comprising a mixed catalyst bed of hydrogenation and dehydration catalysts; anda DME purification unit for separating the DME from side products in the DME synthesis unit to produce a purified DME stream.2. The system of claim 1 , further comprising:a sulfur removal unit for removing sulfur from the raw natural gas stream.3. The system of claim 1 , wherein the mixed catalyst bed comprises a syngas-to-methanol synthesis catalyst and a methanol-to-DME dehydration catalyst.4. The system of claim 3 , wherein the syngas-to-methanol synthesis catalyst is Cu—ZnO.5. The system of claim 3 , wherein the methanol-to-DME dehydration catalyst is gamma alumina.6. The system of claim 1 , wherein the mixed catalyst bed comprises Cu—ZnO for methanol synthesis blended with gamma alumina for methanol dehydration to DME.7. The ...

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09-06-2016 дата публикации

SYSTEMS AND METHODS FOR MANUFACTURE OF METHANOL FROM NATURAL GAS AND FLARE GAS FEEDSTOCK

Номер: US20160159714A1
Принадлежит:

A mobile system and method that reform flare gas, methane, or natural gas, using air without steam, to directly produce methanol, a clean burning gasoline blend, component, and/or substitute are disclosed. The system first reforms the air-methane mixture at ambient atmospheric pressure, then compresses the resulting CO-hydrogen-nitrogen gas mixture to 600 psi, and feeds it through a methanol reactor which reacts the gas mixture directly into methanol. The nitrogen is returned by the system back to the atmosphere. Methanol is a clean burning gasoline substitute, and can be used to displace significantly costlier and dirtier petroleum-based fuel, while solving a critical problem with flaring. For example, the over 120 billion cubic feet per year that was flared in North Dakota in 2014 could be converted into over 6 million tons of methanol. 1. A mobile system for converting raw natural gas into methanol , comprising:a syngas generator for generating syngas from the raw natural gas and air;a syngas compressor for compressing the syngas;a reactor for converting carbon monoxide and hydrogen in the syngas to methanol; anda power generator for using unreacted carbon monoxide and hydrogen to generate power, wherein some of the power is used to power the syngas compressor.2. The system of claim 1 , further comprising:a sulfur removal unit for removing sulfur from the raw natural gas stream.3. The system of claim 1 , wherein the syngas generator comprises an air reforming unit for reforming the raw natural gas and air in presence of a steam reforming catalyst.4. The system of claim 3 , wherein air enriched in oxygen is added to the air reforming unit to increase concentrations of hydrogen and carbon monoxide in the syngas.5. The system of claim 3 , wherein distilled water is added to the air reforming unit for preventing catalyst coking.6. The system of claim 5 , wherein the distilled water is recycled to the air reforming unit from a condenser downstream from an air ...

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