JP2021187720A5 - - Google Patents

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JP2021187720A5
JP2021187720A5 JP2020097644A JP2020097644A JP2021187720A5 JP 2021187720 A5 JP2021187720 A5 JP 2021187720A5 JP 2020097644 A JP2020097644 A JP 2020097644A JP 2020097644 A JP2020097644 A JP 2020097644A JP 2021187720 A5 JP2021187720 A5 JP 2021187720A5
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Prior art keywords
exhaust gas
methane
cement
cement manufacturing
fuel
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JP2020097644A
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Japanese (ja)
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JP7215462B2 (en
JP2021187720A (en
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Priority claimed from JP2020097644A external-priority patent/JP7215462B2/en
Priority to JP2020097644A priority Critical patent/JP7215462B2/en
Priority to EP21818172.5A priority patent/EP4166527A4/en
Priority to CN202180040170.0A priority patent/CN115697904A/en
Priority to US17/928,699 priority patent/US20230227354A1/en
Priority to PCT/JP2021/020401 priority patent/WO2021246313A1/en
Priority to PCT/JP2021/020407 priority patent/WO2021246319A1/en
Priority to PCT/JP2021/020402 priority patent/WO2021246314A1/en
Priority to PCT/JP2021/020406 priority patent/WO2021246318A1/en
Priority to PCT/JP2021/020405 priority patent/WO2021246317A1/en
Priority to US17/928,716 priority patent/US20230233987A1/en
Priority to EP21818173.3A priority patent/EP4163266A1/en
Priority to PCT/JP2021/020403 priority patent/WO2021246315A1/en
Priority to CN202180040166.4A priority patent/CN115697938A/en
Priority to PCT/JP2021/020404 priority patent/WO2021246316A1/en
Publication of JP2021187720A publication Critical patent/JP2021187720A/en
Publication of JP2021187720A5 publication Critical patent/JP2021187720A5/ja
Priority to JP2023005245A priority patent/JP2023041724A/en
Publication of JP7215462B2 publication Critical patent/JP7215462B2/en
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本発明のセメント製造排ガス中のＣＯ２活用方法は、セメント製造設備の排ガスラインにおける煙突の手前から排ガスを収集し、該排ガス中のＣＯ２又は該排ガスから分離回収したＣＯ２に水素を添加してメタンを生成し、該メタンを化石燃料の代替燃料として用いる。 In the CO 2 utilization method in the exhaust gas produced by cement of the present invention, the exhaust gas is collected from the front of the chimney in the exhaust gas line of the cement manufacturing facility, and hydrogen is added to the CO 2 in the exhaust gas or the CO 2 separated and recovered from the exhaust gas. To generate methane, and use the methane as an alternative fuel to fossil fuels.

本発明のセメント製造排ガス中のＣＯ２活用システムは、セメント製造設備に、排ガスラインにおける煙突の手前から排ガスを収集する排ガス収集ラインと、該排ガス収集ラインから送られてくる排ガス中のＣＯ２又は該排ガスから分離回収したＣＯ２に水素を添加してメタンを生成するメタン化装置と、前記メタンを化石燃料の代替燃料として供給するメタン供給装置とを備える。 In the CO 2 utilization system in the cement production exhaust gas of the present invention, the exhaust gas collection line that collects the exhaust gas from the front of the chimney in the exhaust gas line and the CO 2 or CO 2 in the exhaust gas sent from the exhaust gas collection line are installed in the cement production facility. It includes a methanization device that produces methane by adding hydrogen to CO 2 separated and recovered from the exhaust gas, and a methane supply device that supplies the methane as an alternative fuel to fossil fuel.

Claims (4)

セメント製造設備の排ガスラインにおける煙突の手前から排ガスを収集し、該排ガス中のＣＯ２又は該排ガスから分離回収したＣＯ２に水素を添加してメタンを生成し、該メタンを化石燃料の代替燃料として用いることを特徴とするセメント製造排ガス中のＣＯ２活用方法。 Exhaust gas is collected from the front of the chimney in the exhaust gas line of the cement manufacturing facility, and hydrogen is added to CO 2 in the exhaust gas or CO 2 separated and recovered from the exhaust gas to generate methane, and the methane is used as an alternative fuel for fossil fuels. A method of utilizing CO 2 in exhaust gas produced by cement, which is characterized by being used as a fuel gas. 前記ＣＯ２は、前記セメント製造設備からの排ガスをＣＯ２吸収材に接触させて分離回収したＣＯ２であることを特徴とする請求項１に記載のセメント製造排ガス中のＣＯ２活用方法。 The method for utilizing CO 2 in cement manufacturing exhaust gas according to claim 1, wherein the CO 2 is CO 2 obtained by contacting the exhaust gas from the cement manufacturing facility with a CO 2 absorbing material and separating and recovering the CO 2 . セメント製造設備に、排ガスラインにおける煙突の手前から排ガスを収集する排ガス収集ラインと、該排ガス収集ラインから送られてくる排ガス中のＣＯ２又は該排ガスから分離回収したＣＯ２に水素を添加してメタンを生成するメタン化装置と、前記メタンを化石燃料の代替燃料として供給するメタン供給装置とを備えることを特徴とするセメント製造排ガス中のＣＯ２活用システム。 Hydrogen is added to the exhaust gas collection line that collects exhaust gas from the front of the chimney in the exhaust gas line, CO 2 in the exhaust gas sent from the exhaust gas collection line, or CO 2 separated and recovered from the exhaust gas to the cement production facility. A CO 2 utilization system in cement-produced exhaust gas, which comprises a methane conversion device that produces methane and a methane supply device that supplies the methane as an alternative fuel to fossil fuel. 前記セメント製造設備からの排ガスをＣＯ２吸収材に接触させてＣＯ２を分離回収するＣＯ２分離回収装置を備えることを特徴とする請求項３に記載のセメント製造排ガス中のＣＯ２活用システム。 The CO 2 utilization system in cement manufacturing exhaust gas according to claim 3, further comprising a CO 2 separation and recovery device that separates and recovers CO 2 by bringing the exhaust gas from the cement manufacturing facility into contact with a CO 2 absorbing material.
JP2020097644A 2020-06-04 2020-06-04 CO2 Utilization Method and CO2 Utilization System in Exhaust Gas from Cement Manufacturing Active JP7215462B2 (en)

Priority Applications (15)

Application Number Priority Date Filing Date Title
JP2020097644A JP7215462B2 (en) 2020-06-04 2020-06-04 CO2 Utilization Method and CO2 Utilization System in Exhaust Gas from Cement Manufacturing
PCT/JP2021/020405 WO2021246317A1 (en) 2020-06-04 2021-05-28 Method for separating and recovering co2 in cement production exhaust gas, and co2 separation and recovery device
EP21818173.3A EP4163266A1 (en) 2020-06-04 2021-05-28 Method for separating and recovering co2 in cement production exhaust gas, and co2 separation and recovery device
US17/928,699 US20230227354A1 (en) 2020-06-04 2021-05-28 Method for utilizing co2 in exhaust gas from cement production, and co2 utilizing system
PCT/JP2021/020401 WO2021246313A1 (en) 2020-06-04 2021-05-28 Method for activating co2 in exhaust gas from cement production, and co2 activation system
PCT/JP2021/020407 WO2021246319A1 (en) 2020-06-04 2021-05-28 Cement production method and cement production system
PCT/JP2021/020402 WO2021246314A1 (en) 2020-06-04 2021-05-28 Method for utilizing co2 in cement production exhaust gas, and co2 utilization system
PCT/JP2021/020406 WO2021246318A1 (en) 2020-06-04 2021-05-28 Method for producing methane from co2 in cement production exhaust gas, and methanation apparatus
EP21818172.5A EP4166527A4 (en) 2020-06-04 2021-05-28 Method for activating co2 in exhaust gas from cement production, and co2 activation system
US17/928,716 US20230233987A1 (en) 2020-06-04 2021-05-28 Co2 separation and recovery method and co2 separation and recovery device in cement production exhaust gas
CN202180040170.0A CN115697904A (en) 2020-06-04 2021-05-28 Method for separating and recovering CO2 in cement manufacturing exhaust gas and CO2 separating and recovering device
PCT/JP2021/020403 WO2021246315A1 (en) 2020-06-04 2021-05-28 Method and system for utilizing co2 in cement production exhaust gas
CN202180040166.4A CN115697938A (en) 2020-06-04 2021-05-28 Method and system for utilizing CO2 in cement manufacturing exhaust gas
PCT/JP2021/020404 WO2021246316A1 (en) 2020-06-04 2021-05-28 Method for producing valuable substances from cement production exhaust gas
JP2023005245A JP2023041724A (en) 2020-06-04 2023-01-17 Cement clinker manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020097644A JP7215462B2 (en) 2020-06-04 2020-06-04 CO2 Utilization Method and CO2 Utilization System in Exhaust Gas from Cement Manufacturing

Related Child Applications (1)

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JP2023005245A Division JP2023041724A (en) 2020-06-04 2023-01-17 Cement clinker manufacturing method

Publications (3)

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JP2021187720A JP2021187720A (en) 2021-12-13
JP2021187720A5 true JP2021187720A5 (en) 2022-04-28
JP7215462B2 JP7215462B2 (en) 2023-01-31

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JP2023005245A Pending JP2023041724A (en) 2020-06-04 2023-01-17 Cement clinker manufacturing method

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JP2023005245A Pending JP2023041724A (en) 2020-06-04 2023-01-17 Cement clinker manufacturing method

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Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60112651A (en) * 1983-11-24 1985-06-19 三菱重工業株式会社 Calciner for cement raw material and lime raw material
JP3381390B2 (en) * 1994-06-27 2003-02-24 石川島播磨重工業株式会社 Carbon dioxide capture device
JP4108886B2 (en) * 1999-10-25 2008-06-25 太平洋セメント株式会社 Method for reducing nitrogen oxides in cement raw material firing equipment
JP2004057145A (en) * 2002-07-31 2004-02-26 Miyoujiyou Cement Kk Composite plant for vegetable cultivation
JP4231735B2 (en) * 2003-02-04 2009-03-04 新日本製鐵株式会社 Method and apparatus for separating and recovering carbon dioxide
JP4350765B2 (en) * 2007-03-26 2009-10-21 住友大阪セメント株式会社 Carbon dioxide recovery method and recovery device for cement firing equipment
JP2015030653A (en) * 2013-08-06 2015-02-16 千代田化工建設株式会社 Energy utilization system, and energy utilization method
WO2015055349A1 (en) * 2013-10-16 2015-04-23 Paul Scherrer Institut Integrated process/plant for storage of co2 by conversion to synthetic natural gas
JP2018052746A (en) * 2016-09-26 2018-04-05 太平洋セメント株式会社 Cement firing apparatus and method for cement clinker burning
JP2018134572A (en) * 2017-02-21 2018-08-30 太平洋セメント株式会社 Combustion exhaust gas processor and processing method, and mercury adsorbent
JP2019055903A (en) * 2017-09-22 2019-04-11 太平洋セメント株式会社 Firing apparatus of ecological cement
JP6956665B2 (en) * 2018-03-27 2021-11-02 大阪瓦斯株式会社 Method of methaneization of carbon dioxide in combustion exhaust gas and methane production equipment

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