JP2012504681A - ジェット燃料の凝固点を改善するための水素化処理および脱ロウ処理 - Google Patents
ジェット燃料の凝固点を改善するための水素化処理および脱ロウ処理 Download PDFInfo
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Abstract
【選択図】図1
Description
− 水素化処理条件下で水素化処理触媒の存在下でケロシン原料油を水素化処理して水素化処理済みのケロシン原料油を生産する工程と;
− 脱ロウ条件下で10員環1−D分子ふるいを含む触媒の存在下で前記水素化処理済みケロシン原料油を脱ロウして、水素化脱ロウ済みケロシン原料油を生産する工程と;
− 前記水素化脱ロウ済みケロシン原料油を分留してジェット燃料を生産する工程と;
を含むことを特徴とする方法が提供される。
一実施形態において、本方法用の原料油はケロシンである。直留ケロシンなどのケロシンは、原油を分留するかまたはその留分を蒸留するために使用される分留塔から入手してよい。別の実施形態においては、適切な原料油には、従来の原油由来のケロシン並びに水素添加分解装置のケロシンなどのその他の精油所供給源由来のパラフィン系炭化水素が含まれ得る。更にその他のプロセス原料は、フィッシャー・トロプシュなどの合成原油供給源からのニートかまたはコフィード(co−feed)されたままのパラフィン系炭化水素および/または脂肪酸メチルエステル(FAME)などの関連する化合物および油産生藻類を含めた、トリグリセリド植物性および動物性脂肪などのバイオ成分供給源に由来する炭化水素を含んでいてよい。酸素化物を含む原料については、水素化を介して原料を前処理して酸素を除去し、不飽和側鎖をパラフィン系炭化水素に転換することが好ましい。ハイドロ異性化を介したパラフィン系炭化水素からジェット燃料への変換は、開示されている現方法および触媒系の1つの特殊な特徴である。
ケロシン原料油は典型的には、ジェット燃料として許容不可能な量で硫黄および/または窒素汚染物質を含む。従って、水素化処理済みケロシンを生産するため、ケロシン原料油は、硫黄および/または窒素汚染物質の少なくとも一部を除去するのに有効な条件下で水素化処理触媒と接触させられる。本明細書中で使用するのに適した水素化処理触媒は、(第1〜18族を有するIUPAC周期表に基づく)少なくとも1種の第6族金属および少なくとも1種の第8〜10族金属並びにそれらの混合物を含むものである。好ましい金属としては、Ni、W、Mo、Coおよびその混合物が含まれる。これらの金属または金属混合物は典型的には、耐火性金属酸化物担体上に酸化物または硫化物として存在する。金属混合物は同様に、金属量が触媒に基づき30wt%以上であるバルク金属触媒として存在してもよい。
水素化処理装置からの流出物、好ましくは全ての流出物、最も好ましくは全てのストリッピング済み流出物を、次に第2の反応段においてハイドロ異性化条件下でハイドロ異性化脱ロウ触媒と接触させて、ハイドロ脱ロウ済みのケロシン原料油を生産する。脱ロウ触媒は標準的には、耐火性金属酸化物上に担持された10員環1−D分子ふるいおよび金属水素化成分を含む。金属水素化成分は、好ましくは第8〜10族金属、より好ましくは貴金属、最も好ましくはPd、Ptまたはその混合物である。金属成分の量は、触媒に基づいて0.1〜5wt%、好ましくは0.1〜2wt%の範囲内にある。耐火性金属酸化物は、アルミナ、シリカ、シリカ−アルミナ、チタニア、ジルコニアなどであってよく、好ましくはアルミナ、最も好ましくはガンマアルミナである。
一実施形態においては、水素化処理触媒および脱ロウ触媒は同じ反応装置内の異なる固定床を占有している。水素化処理触媒が最初にケロシン原料油と接触すること即ち、脱ロウ触媒の上流側に設置されることが好ましい。ZSM−48が分子ふるいとして選択される実施形態においては、水素化処理により形成されたH2S/NH3の量が過度なものではない場合、ZSM−48がその他の異性化脱ロウ触媒よりもこれらの汚染物質に対し寛容性があることを理由として、水素化処理段からの流出物全体を脱ロウ段に送ることが好ましい。しかしながら、水素化処理により形成されるH2S/NH3の量が過度である場合には、水素化処理段からの流出物をストリッピングしてこれらの汚染物質を除去してよい。反応装置を通る原料油の流れは、並流であっても向流であってもよく、好ましくは向流である。反応装置に入る前の原料油に水素を添加してもよい。
Claims (20)
- ケロシン原料油からジェット燃料を生産する方法であって、
水素化処理触媒の存在下、水素化処理条件下でケロシン原料油を水素化処理して、水素化処理済みケロシン原料油を製造する工程;
10員環1−D分子ふるいを含む触媒の存在下、脱ロウ条件下で前記水素化処理済みケロシン原料油を脱ロウして、水素化脱ロウ済みケロシン原料油を製造する工程;および
前記水素化脱ロウ済みケロシン原料油を分留して、ジェット燃料を製造する工程
を含む方法。 - 前記ケロシン原料油が149〜343℃の沸点範囲を有することを特徴とする請求項1に記載の方法。
- 前記水素化処理条件には、280℃〜400℃の範囲内の温度、1480〜20786kPa(200〜3000psig)の範囲内の圧力、0.1〜10LHSVの空間速度および89〜1780m3/m3(500〜10000scf/Bの水素処理ガス比が含まれることを特徴とする請求項1に記載の方法。
- 前記水素化処理触媒が、少なくとも1種の第6族金属、少なくとも1種の第8族〜第10族金属またはその混合物を含むことを特徴とする請求項1に記載の方法。
- 前記水素化処理触媒が、担持または非担持触媒であってよいことを特徴とする請求項4に記載の方法。
- 前記脱ロウ条件には、250℃〜400℃の温度、791〜20786kPa(100〜3000psig)の圧力、0.1〜10hr−1の液体毎時空間速度および45〜1780m3/m3(250〜10000scf/B)の水素処理ガス比が含まれることを特徴とする請求項1に記載の方法。
- 前記10員環1−D分子ふるいが、ZSM−48であることを特徴とする請求項1に記載の方法。
- 前記脱ロウ触媒が、少なくとも1種の金属水素化成分を含むことを特徴とする請求項1に記載の方法。
- 前記金属水素化成分が、Pt、Pdまたはそれらの混合物であることを特徴とする請求項8に記載の方法。
- 前記水素化処理触媒および前記脱ロウ触媒が、反応装置内部で別個の床を占有していることを特徴とする請求項1に記載の方法。
- 前記水素化処理触媒および脱ロウ触媒が、別個の反応装置内に含まれていることを特徴とする請求項1に記載の方法。
- 前記ケロシン原料油が、少なくとも部分的にバイオ成分供給源に由来することを特徴とする請求項1に記載の方法。
- 前記ケロシン原料油が、少なくとも部分的にトリグリセリド植物油に由来することを特徴とする請求項12に記載の方法。
- 前記ケロシン原料油が、少なくとも部分的に脂肪酸メチルエステルに由来することを特徴とする請求項12に記載の方法。
- 前記ケロシン原料油が、少なくとも部分的に動物性脂肪に由来することを特徴とする請求項12に記載の方法。
- 前記ケロシン原料油が、少なくとも部分的に油産生藻類に由来することを特徴とする請求項12に記載の方法。
- 脱ロウに先立ち、前記水素化処理済みケロシン原料油について分離を実施する工程を更に含むことを特徴とする請求項1に記載の方法。
- 前記分離には、前記水素化処理済みケロシン原料油をストリッピングする工程が含まれることを特徴とする請求項17に記載の方法。
- ケロシン原料油からジェット燃料を製造する方法であって、
10員環1−D分子ふるいを含む触媒の存在下、脱ロウ条件下でケロシン原料油を脱ロウして、水素化脱ロウ済みケロシン原料油を製造する工程;および
前記水素化脱ロウ済みケロシン原料油を分留して、ジェット燃料を製造する工程
を含むことを特徴とする方法。 - 前記10員環1−D分子ふるいが、ZSM−48であることを特徴とする請求項19に記載の方法。
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/287,079 | 2008-10-06 | ||
US12/287,079 US8303804B2 (en) | 2008-10-06 | 2008-10-06 | Process to improve jet fuels |
PCT/US2009/005458 WO2010042154A1 (en) | 2008-10-06 | 2009-10-05 | Hydrotreatment and dewaxing treatments for improving freezing point of jet fuels |
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JP2012504681A true JP2012504681A (ja) | 2012-02-23 |
JP5597638B2 JP5597638B2 (ja) | 2014-10-01 |
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US (1) | US8303804B2 (ja) |
EP (1) | EP2342013B1 (ja) |
JP (1) | JP5597638B2 (ja) |
KR (1) | KR101629047B1 (ja) |
CN (1) | CN102170968A (ja) |
AU (1) | AU2009302855B2 (ja) |
CA (1) | CA2739495C (ja) |
RU (1) | RU2513992C2 (ja) |
WO (1) | WO2010042154A1 (ja) |
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US8674160B2 (en) * | 2010-03-09 | 2014-03-18 | Exxonmobil Research And Engineering Company | Dewaxing of renewable diesel fuel |
US9290703B2 (en) * | 2010-04-23 | 2016-03-22 | Exxonmobil Research And Engineering Company | Low pressure production of low cloud point diesel |
EP2588431A2 (en) * | 2010-06-30 | 2013-05-08 | ExxonMobil Research and Engineering Company | Gas and liquid phase hydroprocessing for biocomponent feedstocks |
RU2459859C1 (ru) * | 2011-05-19 | 2012-08-27 | Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации | Способ получения реактивного топлива для сверхзвуковой авиации |
US20140187827A1 (en) * | 2012-12-28 | 2014-07-03 | Exxonmobil Research And Engineering Company | Blending of dewaxed biofuels with mineral-based kero(jet) distillate cuts to provide on-spec jet fuels |
CA2843041C (en) | 2013-02-22 | 2017-06-13 | Anschutz Exploration Corporation | Method and system for removing hydrogen sulfide from sour oil and sour water |
US9708196B2 (en) | 2013-02-22 | 2017-07-18 | Anschutz Exploration Corporation | Method and system for removing hydrogen sulfide from sour oil and sour water |
US11440815B2 (en) | 2013-02-22 | 2022-09-13 | Anschutz Exploration Corporation | Method and system for removing hydrogen sulfide from sour oil and sour water |
US9364773B2 (en) | 2013-02-22 | 2016-06-14 | Anschutz Exploration Corporation | Method and system for removing hydrogen sulfide from sour oil and sour water |
US9500554B2 (en) | 2013-03-28 | 2016-11-22 | Exxonmobil Research And Engineering Company | Method and system for detecting a leak in a pipeline |
US9880035B2 (en) | 2013-03-28 | 2018-01-30 | Exxonmobil Research And Engineering Company | Method and system for detecting coking growth and maldistribution in refinery equipment |
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WO2014158675A1 (en) | 2013-03-29 | 2014-10-02 | Exxonmobil Research And Engineering Company | Production of low cloud point distillate fuels |
US10053639B2 (en) * | 2013-11-04 | 2018-08-21 | Exxonmobil Research And Engineering Company | Production of low cloud point diesel fuels and low freeze point jet fuels |
EP3077485B1 (en) | 2013-12-03 | 2018-10-03 | ExxonMobil Research and Engineering Company | Hydrocracking of gas oils with increased distillate yield |
US10634536B2 (en) | 2013-12-23 | 2020-04-28 | Exxonmobil Research And Engineering Company | Method and system for multi-phase flow measurement |
CN104974800A (zh) * | 2015-07-06 | 2015-10-14 | 南京航空航天大学 | 一种军用飞机涡轮发动机燃料 |
CN107345162B (zh) * | 2016-05-05 | 2019-02-22 | 中国石油化工股份有限公司 | 一种喷气燃料的生产方法 |
US11661558B2 (en) | 2020-08-21 | 2023-05-30 | Uop Llc | Apparatus and process for heating hydroisomerization feed |
WO2024003656A1 (en) * | 2022-06-30 | 2024-01-04 | Chevron U.S.A. Inc. | Catalyst and process to make renewable diesel and sustainable aviation fuel |
WO2024003657A1 (en) * | 2022-06-30 | 2024-01-04 | Chevron U.S.A. Inc. | Hydroconversion process to make renewable products from biofeedstock |
EP4321599A1 (en) * | 2022-08-11 | 2024-02-14 | ExxonMobil Chemical Patents Inc. | Hydrocarbon fluids |
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RU2011116282A (ru) | 2012-11-20 |
CA2739495A1 (en) | 2010-04-15 |
AU2009302855B2 (en) | 2015-11-19 |
KR101629047B1 (ko) | 2016-06-09 |
US20100084313A1 (en) | 2010-04-08 |
KR20110081261A (ko) | 2011-07-13 |
EP2342013A1 (en) | 2011-07-13 |
RU2513992C2 (ru) | 2014-04-27 |
US8303804B2 (en) | 2012-11-06 |
WO2010042154A1 (en) | 2010-04-15 |
CN102170968A (zh) | 2011-08-31 |
CA2739495C (en) | 2015-07-14 |
JP5597638B2 (ja) | 2014-10-01 |
AU2009302855A1 (en) | 2010-04-15 |
EP2342013B1 (en) | 2020-04-29 |
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