JP7436121B2 - 合成ガスおよび芳香族炭化水素の製造方法 - Google Patents
合成ガスおよび芳香族炭化水素の製造方法 Download PDFInfo
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- JP7436121B2 JP7436121B2 JP2022550991A JP2022550991A JP7436121B2 JP 7436121 B2 JP7436121 B2 JP 7436121B2 JP 2022550991 A JP2022550991 A JP 2022550991A JP 2022550991 A JP2022550991 A JP 2022550991A JP 7436121 B2 JP7436121 B2 JP 7436121B2
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- C01B2203/08—Methods of heating or cooling
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- 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
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
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- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
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Description
実施例1~5
図1に図示されている工程フローチャートにしたがって、BTXおよび合成ガスの製造を行った。
比較例1
図2に図示されている工程フローチャートにしたがって、合成ガスの製造を行った。
図3に図示されている工程フローチャートにしたがって、合成ガスの製造を行った。
図4に図示されている工程フローチャートにしたがって、合成ガスの製造を行った。
前記実施例1で、前記蒸留塔50の上部排出ストリームをBTX製造工程(S4)に供給しない以外は、前記実施例1と同じ方法で合成ガスおよび芳香族炭化水素を製造した。
Claims (13)
- ナフサ分解工程(NCC)から排出される熱分解燃料油(Pyrolysis Fuel Oil、PFO)を含むPFOストリームおよび熱分解ガス油(Pyrolysis Gas Oil、PGO)を含むPGOストリームをフィードストリームとして蒸留塔に供給するステップ(S10)と、
前記蒸留塔の下部排出ストリームをガス化工程のための燃焼室に供給し、上部排出ストリームをBTX製造工程に供給するステップ(S20)と、を含み、
前記蒸留塔の下部排出ストリームは、前記燃焼室への供給時点での動粘度が300cSt以下である、合成ガスおよび芳香族炭化水素の製造方法。 - 前記蒸留塔に供給されるフィードストリームの流量に対する前記蒸留塔の上部排出ストリームの流量の比率は、0.01~0.2である、請求項1に記載の合成ガスおよび芳香族炭化水素の製造方法。
- 前記蒸留塔に供給されるフィードストリームの流量に対する前記蒸留塔の上部排出ストリームの流量の比率は、0.1~0.2である、請求項1又は2に記載の合成ガスおよび芳香族炭化水素の製造方法。
- 前記蒸留塔の下部排出ストリームの引火点は、前記燃焼室への供給時点での温度より25℃以上高い、請求項1~3のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。
- 前記蒸留塔の下部排出ストリームの燃焼室への供給時点温度は、20℃~90℃である、請求項1~4のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。
- 前記蒸留塔の下部排出ストリームを前記燃焼室に供給する前に、第4熱交換器を通過させる、請求項1~5のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。
- 前記PGOストリームは、C10~C12の炭化水素を70重量%以上含み、
前記PFOストリームは、C13+炭化水素を70重量%以上含む、請求項1~6のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。 - 前記PGOストリームの引火点は、10℃~50℃であり、
前記PFOストリームの引火点は、70℃~200℃である、請求項1~7のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。 - 前記PGOストリームは、40℃での動粘度が1cSt~200cStであり、
前記PFOストリームは、40℃での動粘度が400cSt~100,000cStである、請求項1~8のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。 - 前記ナフサ分解工程(NCC)から排出される熱分解ガソリン(Raw Pyrolysis Gasoline、RPG)を含むRPGストリームをBTX製造工程に供給する、請求項1~9のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。
- 前記PGOストリームは、前記ナフサ分解工程のガソリン精留塔の側部から排出された側部排出ストリームを第1ストリッパーに供給した後、前記第1ストリッパーの下部から排出された下部排出ストリームであり、
前記PFOストリームは、前記ナフサ分解工程のガソリン精留塔の下部から排出された下部排出ストリームを第2ストリッパーに供給した後、前記第2ストリッパーの下部から排出された下部排出ストリームである、請求項1~10のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。 - 前記ガソリン精留塔の下部排出ストリームは、前記ガソリン精留塔の全体の段数に対して90%以上の段から排出され、
前記ガソリン精留塔の側部排出ストリームは、前記ガソリン精留塔の全体の段数に対して10%~70%の段から排出される、請求項11に記載の合成ガスおよび芳香族炭化水素の製造方法。 - 前記蒸留塔の還流比は、0.01~10である、請求項1~12のいずれか一項に記載の合成ガスおよび芳香族炭化水素の製造方法。
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JP2014518924A (ja) | 2011-05-16 | 2014-08-07 | プラクスエア・テクノロジー・インコーポレイテッド | 合成ガス流におけるメタン及びより高級な炭化水素の部分酸化 |
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