JP7342117B2 - 混合冷媒冷却を伴う脱水素分離装置 - Google Patents
混合冷媒冷却を伴う脱水素分離装置 Download PDFInfo
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Description
[0001]本出願は、2018年10月9日に出願された米国仮出願第62/743,263号の利益を主張するものであり、その米国仮出願の内容は、参照により本明細書に組み込まれている。
Claims (17)
- 脱水素反応器からの流出物流体流動内のオレフィン系炭化水素および水素を分離するためのシステムであって、
a.混合相流出物流動が形成されるように、前記流出物流体流動を受け取り、部分的に凝縮させるように構成される主熱交換器と、
b.前記混合相流出物流動を受け取り、1次蒸気流動および1次液体生成物流動へと分離するように、前記主熱交換器と流体連通している1次分離デバイスと、
c.混合相1次流動が形成されるように、前記1次蒸気流動を受け取り、部分的に凝縮させるように構成される前記主熱交換器と、
d.前記混合相1次流動を受け取り、2次蒸気流動および2次液体生成物流動へと分離するように、前記主熱交換器と流体連通している2次分離デバイスと、
e.前記2次蒸気流動を受け取り、加温して、前記流出物流体流動および前記1次蒸気流動を部分的に凝縮させるための冷凍をもたらすように構成される前記主熱交換器と、
f.冷媒を前記主熱交換器に提供するように構成される混合冷媒圧縮システムと、
組み合わされた液体生成物流動が形成されるように、前記1次および2次分離デバイスからの、前記1次および2次液体生成物流動を受け取り、組み合わせるように構成される接合部と、
を備え、
前記主熱交換器が、新鮮供給物流動を受け取り、冷却するように構成される新鮮供給物冷却通路と、冷凍が前記新鮮供給物冷却通路にもたらされるように、前記組み合わされた液体生成物流動を受け取り、加温するように構成される液体生成物通路とを含み、前記新鮮供給物冷却通路は、冷却された新鮮供給物流動が前記2次蒸気流動に向けられ合流するように構成される出口を有する、
システム。 - 前記主熱交換器が、1次冷凍通路を含み、
前記混合冷媒圧縮システムが、
i)前記主熱交換器の前記1次冷凍通路から混合相冷媒流動を受け取るように構成される吸引分離デバイスと、
ii)前記吸引分離デバイスと流体連通している入口を有する圧縮機と、
iii)前記圧縮機の出口と流体連通している入口を有する冷却デバイスと、
iv)前記冷却デバイスの出口と流体連通している入口、ならびに前記主熱交換器の前記1次冷凍通路と流体連通している液体出口および蒸気出口を有するアキュムレータと、
を含む、請求項1に記載のシステム。 - 前記冷却デバイスが、空気または水冷却器と、それに続いているプロピレン予冷器と、を含む、請求項2に記載のシステム。
- 前記主熱交換器が、混合相アキュムレータ流動を形成するために、前記アキュムレータの前記蒸気出口からの蒸気流動を部分的に凝縮させるように構成され、前記システムが、前記混合相アキュムレータ流動を受け取るように構成される入口を有する冷蒸気分離器をさらに備え、前記冷蒸気分離器が、前記熱交換器の前記1次冷凍通路と流体連通している蒸気出口および液体出口を有する、請求項2に記載のシステム。
- 前記混合冷媒圧縮システムが、
i)前記冷却デバイスと流体連通している入口、前記熱交換器の前記1次冷凍通路と流体連通している液体出口、および蒸気出口を有する中間段分離デバイスと、
ii)前記中間段分離デバイスの前記蒸気出口と流体連通している入口を有する圧縮機第2の段と、
iii)前記圧縮機の出口と流体連通している入口、および前記アキュムレータと流体連通している出口を有する第2の段冷却デバイスと、
を含む、請求項4に記載のシステム。 - 前記圧縮機が、前記吸引分離デバイスの出口と流体連通している入口、および前記冷却デバイスと流体連通している出口を有する第1の段と、前記中間段分離デバイスと流体連通している入口、および前記第2の段冷却デバイスと流体連通している出口を有する第2の段とを含む2段圧縮機である、請求項5に記載のシステム。
- 前記新鮮供給物流動が、主にプロパン、または、主にn-ブタンを含む、請求項1に記載のシステム。
- 前記主熱交換器が、前記流出物流体流動を受け取り、前記2次蒸気流動からの冷凍を使用して部分的に凝縮させるように構成される保冷箱供給物熱交換器と、前記1次蒸気流動を受け取り、前記混合冷媒圧縮システムからの冷媒を使用して冷却するように構成される混合冷媒熱交換器と、前記新鮮供給物流動を受け取り、前記組み合わされた液体生成物流動からの冷凍を使用して冷却するように構成される新鮮供給物熱交換器とを含む、請求項1に記載のシステム。
- 脱水素反応器からの流出物流体流動内のオレフィン系炭化水素および水素を分離するためのシステムであって、
a.混合相流出物流動が形成されるように、前記流出物流体流動を受け取り、部分的に凝縮させるように構成される保冷箱供給物熱交換器と、
b.前記混合相流出物流動を受け取り、1次蒸気流動および1次液体生成物流動へと分離するように、前記保冷箱供給物熱交換器と流体連通している1次分離デバイスと、
c.混合相1次流動が形成されるように、前記1次蒸気流動を受け取り、部分的に凝縮させるように構成される混合冷媒熱交換器と、
d.前記混合相1次流動を受け取り、2次蒸気流動および2次液体生成物流動へと分離するように、前記混合冷媒熱交換器と流体連通している2次分離デバイスと、
e.前記2次蒸気流動を受け取り、加温して、前記1次蒸気流動を部分的に凝縮させるための冷凍をもたらすように構成される前記混合冷媒熱交換器と、
f.前記混合冷媒熱交換器から出た後の前記2次蒸気流動を受け取り、さらに加温して、前記流出物流体流動を部分的に凝縮させるための冷凍をもたらすように構成される前記保冷箱供給物熱交換器と、
g.冷媒を前記混合冷媒熱交換器に提供するように構成される混合冷媒圧縮システムと、
組み合わされた液体生成物流動が形成されるように、前記1次および2次分離デバイスからの、前記1次および2次液体生成物流動を受け取り、組み合わせるように構成される接合部と、
新鮮供給物流動を受け取り、冷却するように構成される新鮮供給物冷却通路、および冷凍が前記新鮮供給物冷却通路にもたらされるように、前記組み合わされた液体生成物流動を受け取り、加温するように構成される液体生成物通路を含む新鮮供給物熱交換器であって、前記新鮮供給物冷却通路は、冷却された新鮮供給物流動が、前記保冷箱供給物熱交換器に進入するより前の前記2次蒸気流動に向けられ合流するように構成される出口を有する、新鮮供給物熱交換器と、
を備える、システム。 - 前記混合冷媒熱交換器が、1次冷凍通路を含み、
前記混合冷媒圧縮システムが、
i)前記混合冷媒熱交換器の前記1次冷凍通路から混合相冷媒流動を受け取るように構成される吸引分離デバイスと、
ii)前記吸引分離デバイスと流体連通している入口を有する圧縮機と、
iii)前記圧縮機の出口と流体連通している入口を有する冷却デバイスと、
iv)前記冷却デバイスの出口と流体連通している入口、ならびに前記混合冷媒熱交換器の前記1次冷凍通路と流体連通している液体出口および蒸気出口を有するアキュムレータと、
を含む、請求項9に記載のシステム。 - 前記冷却デバイスが、空気または水冷却器と、それに続いているプロピレン予冷器と、を含む、請求項10に記載のシステム。
- 前記吸引分離デバイスが、前記圧縮機の入口と流体連通している蒸気出口と、液体出口とを含み、前記システムが、前記吸引分離デバイスの前記液体出口と流体連通しているポンプ入口と、前記冷却デバイスの前記出口と流体連通しているポンプ出口とを有するポンプをさらに備える、請求項10に記載のシステム。
- 中間段分離デバイスをさらに備え、前記圧縮機が、第1の段と、第2の段とを含む2段圧縮機であり、前記第1の段が、前記吸引分離デバイスの前記蒸気出口と流体連通している入口と、前記中間段分離デバイスの入口と流体連通している出口とを有し、前記第2の段が、前記中間段分離デバイスの出口と流体連通している入口と、前記冷却デバイスと流体連通している出口とを有し、前記中間段分離デバイスの前記入口が、さらに、前記アキュムレータの前記液体出口と流体連通している、請求項12に記載のシステム。
- 中間段分離デバイスをさらに備え、前記圧縮機が、第1の段と、第2の段とを含む2段圧縮機であり、前記第1の段が、前記吸引分離デバイスの前記蒸気出口と流体連通している入口と、前記中間段分離デバイスの入口と流体連通している出口とを有し、前記第2の段が、前記中間段分離デバイスの出口と流体連通している入口と、前記冷却デバイスと流体連通している出口とを有し、前記中間段分離デバイスの前記入口が、さらに、前記アキュムレータの前記液体出口と流体連通している、請求項10に記載のシステム。
- 前記新鮮供給物流動が、主にプロパン、または、主にn-ブタンを含む、請求項9に記載のシステム。
- 前記保冷箱供給物熱交換器、前記混合冷媒熱交換器、および前記新鮮供給物熱交換器が、主熱交換器の中に組み込まれる、請求項9に記載のシステム。
- 脱水素反応器からの流出物流体流動内のオレフィン系炭化水素および水素を分離するための方法であって、
a.混合相流出物流動が形成されるように、前記流出物流体流動を部分的に凝縮させるステップと、
b.前記混合相流出物流動を1次蒸気流動および1次液体生成物流動へと分離するステップと、
c.混合相1次流動が形成されるように、混合冷媒を使用して前記1次蒸気流動を部分的に凝縮させるステップと、
d.前記混合相1次流動を2次蒸気流動および2次液体生成物流動へと分離するステップと、
e.前記2次蒸気流動を加温して、前記流出物流体流動を部分的に凝縮させるための冷凍をもたらすステップと、
f.組み合わされた液体生成物流動が形成されるように、前記1次および2次液体生成物流動を組み合わせるステップと、
g.冷却された新鮮供給物流動が形成されるように、前記組み合わされた液体生成物流動を加温することにより、新鮮供給物流動を冷却するステップと、
h.組み合わされた新鮮供給物および2次蒸気流動が形成され、ステップeにおいて加温されるように、前記冷却された新鮮供給物流動、および、前記2次蒸気流動を組み合わせるステップと、
を含む、方法。
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JP2002005568A (ja) | 2000-04-19 | 2002-01-09 | Air Products & Chemicals Inc | 原料ガス混合物の分離方法 |
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AU2019357990A1 (en) | 2021-04-22 |
BR112021005615A8 (pt) | 2023-11-21 |
US20200109893A1 (en) | 2020-04-09 |
JP2023166479A (ja) | 2023-11-21 |
PE20220055A1 (es) | 2022-01-17 |
CA3114000A1 (en) | 2020-04-16 |
WO2020076812A8 (en) | 2021-05-06 |
TW202031628A (zh) | 2020-09-01 |
MX2021003961A (es) | 2021-05-27 |
JP2022504522A (ja) | 2022-01-13 |
WO2020076812A1 (en) | 2020-04-16 |
AR116619A1 (es) | 2021-05-26 |
EP3864358A1 (en) | 2021-08-18 |
CN113454411A (zh) | 2021-09-28 |
KR20210120983A (ko) | 2021-10-07 |
US20230113414A1 (en) | 2023-04-13 |
US11543181B2 (en) | 2023-01-03 |
BR112021005615A2 (pt) | 2021-06-22 |
CN115127303A (zh) | 2022-09-30 |
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