JP2017088854A - 残留油フィードストックのアップグレード方法 - Google Patents
残留油フィードストックのアップグレード方法 Download PDFInfo
- Publication number
- JP2017088854A JP2017088854A JP2016160326A JP2016160326A JP2017088854A JP 2017088854 A JP2017088854 A JP 2017088854A JP 2016160326 A JP2016160326 A JP 2016160326A JP 2016160326 A JP2016160326 A JP 2016160326A JP 2017088854 A JP2017088854 A JP 2017088854A
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- JP
- Japan
- Prior art keywords
- upgrade material
- riser
- upgrade
- coke
- feedstock
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 46
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 65
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 65
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 53
- 239000000571 coke Substances 0.000 claims abstract description 50
- 229910052751 metal Inorganic materials 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 33
- -1 asphaltenes Chemical compound 0.000 claims abstract description 16
- 150000002739 metals Chemical class 0.000 claims abstract description 16
- 239000012535 impurity Substances 0.000 claims abstract description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000008569 process Effects 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 7
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 7
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- 239000011734 sodium Substances 0.000 description 4
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
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- 229910052723 transition metal Inorganic materials 0.000 description 1
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- 238000005292 vacuum distillation Methods 0.000 description 1
Classifications
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- C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
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- C10G11/04—Oxides
- C10G11/05—Crystalline alumino-silicates, e.g. molecular sieves
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
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- C10G11/18—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised-bed" technique
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- C—CHEMISTRY; METALLURGY
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- C10G25/00—Refining of hydrocarbon oils in the absence of hydrogen, with solid sorbents
- C10G25/003—Specific sorbent material, not covered by C10G25/02 or C10G25/03
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- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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- C10G25/00—Refining of hydrocarbon oils in the absence of hydrogen, with solid sorbents
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- C10G25/05—Removal of non-hydrocarbon compounds, e.g. sulfur compounds
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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Abstract
【解決手段】本発明は、多量のコンラドソン炭素残留物(コンカーボン)、金属類、特にバナジウムおよびニッケル、アスファルテン類、硫黄不純物および窒素を有する残留炭化水素油フィードストックの、軽質なより価値のある炭化水素生成物への新規のアップグレード方法であって、コークス形成を低減または最小化させることによる、および油溶性有機金属化合物の微細小滴を、ライザーの多数の上昇部において、投入速度を変化させて注入することによる、前記方法に関する。
【選択図】なし
Description
a) 残留炭化水素油フィードストックを、垂直移送ライザーの長さに沿って、アップグレード材料とともにクラッキングすること、任意にアンモニアまたは塩基性窒素含有化合物を垂直移送ライザーの底部で添加すること;
b) ステップ(a)のクラッキングの間に、ライザーの長さに沿って、油溶性有機金属添加剤を、微細小滴の形態で、多数箇所で、投入量を変化させて注入すること;
c) クラックされた生成物および使用済みアップグレード材料をストリッパー内で分離すること、およびそのようにして得られた使用済みアップグレード材料のコークスを改質器内で部分的に再生すること;
d) 改質器からの部分的に回復したアップグレード材料を燃焼器内で燃焼すること;および
e) 再生されたアップグレード材料を、燃焼器からライザーへと循環すること
を含む、該方法に関する。
本発明は、さまざまな改変および/または代替の方法および/または組成を許容するが、その特定の態様を例示の様式で図面に示し、以下に詳細に記載されるであろう。しかし、それは本発明を、開示される特定の方法および/または組成に限定することを意図せず、それどころか、添付の特許請求の範囲により規定される発明の精神および範囲内の全ての改変、均等物、および代替を含むものと理解すべきである。
a) 残留炭化水素油フィードストックを垂直移送ライザーの長さに沿ってアップグレード材料とともにクラッキングすること、任意にアンモニアまたは塩基性窒素含有化合物を垂直移送ライザーの底部で添加すること;
b) ステップ(a)のクラッキングの間に、ライザーの長さに沿って、油溶性有機金属添加剤を、微細小滴の形態で多数箇所で、投入量を変動させて注入すること;
c) クラックされた生成物および使用済みアップグレード材料をストリッパー内で分離すること、およびそのようにして得られた使用済みアップグレード材料のコークスを改質器内で部分的に再生すること;
d) 改質器からの部分的に回復したアップグレード材料を燃焼器内で燃焼すること;および
e) 再生されたアップグレード材料を、燃焼器からライザーへと循環すること
を含む、該方法に関する。
a) 残留炭化水素油フィードストック/残留炭化水素フィード[7]を、超加熱スチーム[8]で前混合すること;
b) ステップ(a)の残留炭化水素油フィードストックを、垂直移送ライザー[001]の底部で、再生されたアップグレード材料[22]と接触させること;
c) 微細小滴の形態の油溶性有機金属添加剤を、多数個所[9〜13]で、投入速度を変動させて、ライザー[001]内に注入して、これをステップ(b)の原料と接触させること;
d) ライザー[001]から、そのようにして得られたクラッキング生成物[14]および使用済みアップグレード材料[16]を、ストリッパー[002]内で分離すること;
e) ステップ(d)の使用済みアップグレード材料[16]を改質器[003]へと移送すること;
f) スチームおよび酸素含有ガス[17]を改質器[003]に投入して、コークスを部分的に再生する、および合成ガス[18]を回収すること;
g) 部分的に再生されたアップグレード材料[19]を改質器[003]から燃焼器[004]へと移送すること;
h) 燃焼器[004]内の部分的に再生されたアップグレード材料からのコークスを、空気/酸素含有ガス[20]とともに燃焼させて、再生されたアップグレード材料[22]および燃焼排ガス[21]を形成すること;および
i) ステップ(i)の再生されたアップグレード材料を、ライザー[001]へと再循環すること、
を含む、前記方法に関する。
a) ステップ(a)の残留炭化水素油フィードストックを、垂直移送ライザー[001]の底部で再生されたアップグレード材料[22]と接触させること、ここで再生されたアップグレード材料の活性部位は、アンモニアまたは塩基性窒素含有化合物を注入することにより不活性化される;
b) 微細小滴の形態の油溶性有機金属添加剤を、多数箇所[9〜13]で、投入速度を変動させて、ライザー[001]内に注入して、これをステップ(b)の原料と接触させること;
c) ライザー[001]から、そのようにして得られたクラッキング生成物[14]および使用済みアップグレード材料[16]を、ストリッパー[002]内で分離すること;
d) ステップ(d)の使用済みアップグレード材料[16]を改質器[003]へと移送すること;
e) スチームおよび酸素含有ガス[17]を改質器[003]に投入し、コークスを部分的に再生する、および合成ガス[18]を回収すること;
f) 部分的に再生されたアップグレード材料[19]を、改質器[003]から燃焼器[004]へと移送すること;
g) 部分的に再生されたアップグレード材料からのコークスを、燃焼器[004]内で、空気/酸素含有ガス[20]とともに燃焼させて、再生されたアップグレード材料[22]および燃焼排ガス[21]を形成すること;および
h) ステップ(i)の再生されたアップグレード材料を、ライザー[001]へと再循環させること、
を含む、前記方法に関する。
Claims (10)
- アップグレード材料を用いて、不純物を低減させることによる、残留炭化水素油フィードストックのアップグレード方法であって、以下:
a) 残留炭化水素油フィードストックを、垂直移送ライザーの長さに沿って、アップグレード材料とともにクラッキングすること、任意にアンモニアまたは塩基性窒素含有化合物を垂直移送ライザーの底部で添加すること;
b) ステップ(a)のクラッキングの間に、ライザーの長さに沿って、油溶性有機金属添加剤を、微細小滴の形態で、多数箇所で、投入量を変化させて注入すること;
c) クラックされた生成物および使用済みアップグレード材料をストリッパー内で分離すること、およびそのようにして得られた使用済みアップグレード材料のコークスを改質器内で部分的に再生すること;
d) 改質器からの部分的に回復したアップグレード材料を燃焼器内で燃焼すること;および
e) 再生されたアップグレード材料を、燃焼器からライザーへと循環すること
を含む、前記方法 - 残留炭化水素油フィードストックが、多量のコンラドソン炭素残留物、金属類、アスファルテン類、硫黄不純物および窒素を有する、真空残留物、真空スロップ、ビチューメン、アスファルト、ビスブレーカータール、重質原油およびその混合物を含む群から選択される、請求項1に記載の方法。
- ステップ(a)のアップグレード材料が、Geldart分類Aに属する多孔質流動性微小球状固体粒子である、請求項1に記載の方法。
- ステップ(a)のアップグレード材料が、80m2/gより上の表面積を有し、および粒子サイズおよび粒子密度がそれぞれ20〜200ミクロンおよび1200〜1600kg/m3であり、および、低いMAT活性を有する、アルミナ、シリカアルミナ、シリカマグネシア、カオリンクレー、またはその混合物で構成されるミクロスフェアを含む、請求項1に記載の方法。
- アップグレード材料が、FCCまたはRFCCユニットから産生された使用済み触媒または平衡化触媒、FCCまたはRFCCユニットのフレッシュなゼオライト触媒を含む群から選択され、ここで該触媒を一時的に不活性化させて、塩基性窒素含有化合物またはアンモニアまたはその混合物で酸性度を中和してから、炭化水素フィードストックと接触させる、請求項1に記載の方法。
- 有機金属添加剤の投入量をフィード注入ポイントで最大に維持して、頂部に向かって徐々に低下させる、請求項1に記載の方法。
- 油溶性有機金属添加剤が、アルカリ、アルカリ土類金属または遷移群から選択される、請求項1に記載の方法。
- アルカリ金属がNaおよびKであり;アルカリ土類金属がMgおよびCaであり;および遷移群がFeである、請求項7に記載の方法。
- 有機金属添加剤をライザー内に注入して、金属を使用済みアップグレード材料上に堆積させ、ここでアップグレード材料上の金属の濃度は1000〜2000ppmwの範囲である、請求項1に記載の方法。
- ステップ(a)の塩基性窒素含有化合物が、アルキルアミン類から選択されるアミン類に属する、請求項1に記載の方法。
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US10870802B2 (en) | 2017-05-31 | 2020-12-22 | Saudi Arabian Oil Company | High-severity fluidized catalytic cracking systems and processes having partial catalyst recycle |
ZA202006924B (en) | 2019-11-11 | 2021-09-29 | Indian Oil Corp Ltd | A process for producing hydrogen and light olefins from resid fluid catalytic cracking |
US11332680B2 (en) | 2020-09-01 | 2022-05-17 | Saudi Arabian Oil Company | Processes for producing petrochemical products that utilize fluid catalytic cracking of lesser and greater boiling point fractions with steam |
US11505754B2 (en) | 2020-09-01 | 2022-11-22 | Saudi Arabian Oil Company | Processes for producing petrochemical products from atmospheric residues |
US11434432B2 (en) | 2020-09-01 | 2022-09-06 | Saudi Arabian Oil Company | Processes for producing petrochemical products that utilize fluid catalytic cracking of a greater boiling point fraction with steam |
US11352575B2 (en) | 2020-09-01 | 2022-06-07 | Saudi Arabian Oil Company | Processes for producing petrochemical products that utilize hydrotreating of cycle oil |
US11230672B1 (en) | 2020-09-01 | 2022-01-25 | Saudi Arabian Oil Company | Processes for producing petrochemical products that utilize fluid catalytic cracking |
US11230673B1 (en) | 2020-09-01 | 2022-01-25 | Saudi Arabian Oil Company | Processes for producing petrochemical products that utilize fluid catalytic cracking of a lesser boiling point fraction with steam |
US11242493B1 (en) * | 2020-09-01 | 2022-02-08 | Saudi Arabian Oil Company | Methods for processing crude oils to form light olefins |
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US9783744B2 (en) | 2017-10-10 |
US20170130140A1 (en) | 2017-05-11 |
EP3165585B1 (en) | 2018-07-18 |
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