JP3169634B2 - メタン及び一酸化炭素の同時製造方法並びに装置 - Google Patents
メタン及び一酸化炭素の同時製造方法並びに装置Info
- Publication number
- JP3169634B2 JP3169634B2 JP16256391A JP16256391A JP3169634B2 JP 3169634 B2 JP3169634 B2 JP 3169634B2 JP 16256391 A JP16256391 A JP 16256391A JP 16256391 A JP16256391 A JP 16256391A JP 3169634 B2 JP3169634 B2 JP 3169634B2
- Authority
- JP
- Japan
- Prior art keywords
- methane
- carbon monoxide
- liquid
- column
- tower
- 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.)
- Expired - Fee Related
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 111
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 229910002091 carbon monoxide Inorganic materials 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title abstract description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 29
- 239000001257 hydrogen Substances 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 27
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000007789 gas Substances 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000012071 phase Substances 0.000 claims description 17
- 238000005057 refrigeration Methods 0.000 claims description 12
- 239000007791 liquid phase Substances 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 10
- 238000009835 boiling Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 5
- 150000002431 hydrogen Chemical class 0.000 claims description 3
- 238000004781 supercooling Methods 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- RVYIIQVVKDJVBA-UHFFFAOYSA-N carbon monoxide;methane Chemical compound C.O=[C] RVYIIQVVKDJVBA-UHFFFAOYSA-N 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 abstract description 2
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 2
- 238000002407 reforming Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000008246 gaseous mixture Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000001833 catalytic reforming Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0261—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of carbon monoxide
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/506—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification at low temperatures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0204—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the feed stream
- F25J3/0223—H2/CO mixtures, i.e. synthesis gas; Water gas or shifted synthesis gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0233—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 1 carbon atom or more
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
- F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
- F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
- F25J3/0252—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of hydrogen
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/02—Processes for making hydrogen or synthesis gas
- C01B2203/0205—Processes for making hydrogen or synthesis gas containing a reforming step
- C01B2203/0227—Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step
- C01B2203/0233—Processes for making hydrogen or synthesis gas containing a reforming step containing a catalytic reforming step the reforming step being a steam reforming step
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/046—Purification by cryogenic separation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/047—Composition of the impurity the impurity being carbon monoxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/048—Composition of the impurity the impurity being an organic compound
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/70—Refluxing the column with a condensed part of the feed stream, i.e. fractionator top is stripped or self-rectified
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2200/00—Processes or apparatus using separation by rectification
- F25J2200/74—Refluxing the column with at least a part of the partially condensed overhead gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
- F25J2205/04—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum in the feed line, i.e. upstream of the fractionation step
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2205/00—Processes or apparatus using other separation and/or other processing means
- F25J2205/30—Processes or apparatus using other separation and/or other processing means using a washing, e.g. "scrubbing" or bubble column for purification purposes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/60—Methane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/02—Internal refrigeration with liquid vaporising loop
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/12—External refrigeration with liquid vaporising loop
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
- F25J2270/00—Refrigeration techniques used
- F25J2270/24—Quasi-closed internal or closed external carbon monoxide refrigeration cycle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S62/00—Refrigeration
- Y10S62/92—Carbon monoxide
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Carbon And Carbon Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Gas Separation By Absorption (AREA)
Description
の製造に関する。この発明は、最初にこれら二つの成分
と水素とから主として構成された処理ガスのメタン、一
酸化炭素の同時製造方法に関し、その方法では、処理ガ
スはガス相と液相とを形成するように冷却され、部分的
に凝縮され、液相は膨張、気化、加熱されて水素除去塔
内に導入され、この塔の塔底液は過冷却、膨張され、複
数の流れに分割されて、これらの流れの一つは気化され
てその露点まで加熱され、一酸化炭素/メタン分離塔に
導入され、他の一つの流れは沸点付近の温度で同じ塔に
導入され、外部冷凍サイクルによつて補助寒冷を供給さ
れる種類のものである。
二つであり、したがつて一酸化炭素/メタン分離塔に二
つの点で供給される。いろいろな冷却、気化、加熱を行
うのに用いられる向流間接熱交換器の熱交換線図(縦軸
にエンタルピー、横軸に温度)は、温部では非常に開い
ており、温端部での温度差はほぼ15℃である。
的大きな非可逆性と対応し、本発明の方法は、エネルギ
支出の観点からより経済的な処理の組み合わせを得るた
めに、この非可逆性を低減することを目的としている。
本発明はまた、このような方法を用いる装置にも関す
る。
は、前述したような方法において、前記の過冷却され膨
張された塔底液が三つの流れに分割され、第3の流れが
気化されて、前記露点と沸点との間の中間温度まで加熱
され、この中間温度で一酸化炭素/メタン分離塔に導入
されることを特徴としている。
液とを製造するように第3の塔内で液体メタンによつて
洗浄され、塔底液はまた、膨張され、水素除去塔に導入
され、一酸化炭素/メタン分離塔の塔底に製出された液
体メタンの一部はメタン洗浄を行うのに使用される。 −冷凍サイクルは一酸化炭素によるサイクルであり、こ
のサイクルの運転に必要な一酸化炭素は、一酸化炭素/
メタン分離塔の塔頂製品から採取される。
素除去塔及び一酸化炭素/メタン分離塔を有し、処理ガ
スを冷却して部分的に凝縮し、ガス相と液相を形成する
ようにそれを相分離器に導入する手段、液相を膨張、気
化、加熱し、それを水素除去塔に導入する手段、水素除
去塔の塔底液を過冷却し、膨張して、複数の流れに分割
する手段、これらの流れの一つを露点まで加熱し、それ
を一酸化炭素/メタン分離塔に導入する手段、他の一つ
の流れを沸点付近の温度で同じ塔に導入する手段、及び
補助寒冷を供給する冷凍サイクルを備える種類の装置に
おいて、前記の過冷却され膨張された塔底液が三つの流
れに分割されること、第3の流れを気化し、前記露点と
沸点との間の中間温度まで加熱し、この中間温度で一酸
化炭素/メタン分離塔に導入する手段を備えていること
を特徴としている。
を製造する本発明の装置を略図的に示している添付の図
面について説明しよう。
係にある流体の向流式間接熱交換器1、相分離器2、メ
タン洗浄塔3、水素除去塔4及び一酸化炭素/メタン分
離塔5を有している。以下に示された圧力はほぼ絶対圧
力であり、示された温度のように、数値例として示され
たにすぎない。
化炭素及びメタンからなるガス状混合物である。このガ
ス状混合物は例えば炭化水素の接触リフォーミングガス
を約ー140℃まで予冷したものから得られ、他の構成
成分は予冷中に凝縮によつて除去されている。
装置に達し、温端から冷端まで熱交換器1を通過し、部
分的に凝縮され、相分離器2内で液相とガス相とに分け
られるように熱交換器1から−180℃で出てくる。
送られ、洗浄塔3は塔頂に液体メタンを供給され、適当
な高さに設けられたコンデンサ8,9によつて塔の高さ
全体にわたつてほとんど等温に保たれる。
し、ほぼ1%のメタンを含んだ水素が、管路10を経て
洗浄塔3の塔頂に製出され、主として一酸化炭素とメタ
ンからなり、わずかに溶解した水素を含む塔底液は膨張
弁11で膨張され、約10バールで作動する水素除去塔
4の頂部に導入される。
12で約10バールに膨張され、熱交換器1の冷端から
温端までで気化され、加熱されて、水素除去塔4の中間
の高さに導入される。リボイラ13によつて塔底を加熱
される水素除去塔4は、わずかの量の一酸化炭素とメタ
ンを含有する水素からなるガスを頂部に、水素を含まな
いこれら二成分の液体混合物を塔底に製出する。この液
体は、熱交換器1の温端から冷端までで過冷却され、膨
張弁14で約2.6バールに膨張され、次の三つの流れ
に分割される。
は、熱交換器1の冷端から温端までで、気化されてその
露点Trすなわち−154℃に加熱され、この温度で一
酸化炭素/メタン分離塔5の中間高さに導入され、 −管路16によつて運ばれる第2の流れは、その沸点付
近の温度Tbすなわち約−180℃で、したがつて第1
の流れより上部で直接一酸化炭素/メタン分離塔に導入
され、 −管路17によつて運ばれる第3の流れは、熱交換器1
内で気化され、TrとTbとの間に含まれる中間温度T
iまで加熱され、この温度Tiで熱交換器1から取り出
され、前記Tr及びTbでの供給場所の間で一酸化炭素
/メタン分離塔に導入され、温度Tiは特に温度Trと
Tbの中間付近すなわちほぼ−165℃である。
デンサ18及び塔底リボイラ19を有する。この分離塔
5は、管路20を経てガス状一酸化炭素を頂部に、管路
21を経て液体メタンを塔底に製出する。このメタンの
一部は管路22を経て取り出され、ポンプ23によつて
圧縮され、過冷却後(図示せず)メタン洗浄塔3の頂部
に送られ、管路24を経て排出される残部は装置のメタ
ン製品を構成する。
ールの低圧との間で作動する一酸化炭素サイクルによつ
て装置に供給される。このサイクルのいくつかの要素、
すなわち水素除去塔4及び一酸化炭素/メタン分離塔5
の塔底リボイラとして用いられるコンデンサ13及び1
9、メタン洗浄塔3のコンデンサとして用いられる蒸発
器8,9、一酸化炭素/メタン分離塔5の頂部コンデン
サとして用いられる蒸発器18及び熱交換器1の寒冷部
に設けられた蒸発器25が図1に示されているのみであ
る。このサイクルの良好な運転に必要な一酸化炭素は、
本装置の一酸化炭素製品から、すなわち管路20から分
岐した管路26によつて取り出される。
クルの一酸化炭素圧縮エネルギの利得はほぼ8%であ
る。このことは特に熱交換器1の温部で明かに狭くなつ
ている熱交換線図によつて明示される。
装置の略図。
Claims (6)
- 【請求項1】 メタン、一酸化炭素及び水素から主とし
てなる処理ガス(GT)がガス相と液相とを形成するよ
うに冷却され、部分的に凝縮され、液相は膨張、気化、
加熱されて水素除去塔(4)に導入され、該塔の塔底液
は過冷却、膨張され、複数の流れに分割されて、これら
の流れの一つは気化されてその露点(Tr)まで加熱さ
れ、一酸化炭素/メタン分離塔(5)に導入され、他の
一つの流れは沸点付近の温度(Tb)で同じ塔(5)に
導入され、外部冷凍サイクルによつて補助寒冷を供給さ
れる種類の前記処理ガス(GT)からメタン及び一酸化
炭素を同時に製造する方法において、前記過冷却され膨
張された塔底液が三つの流れに分割され、第3の流れが
気化されて、前記露点と沸点との間の中間温度まで加熱
され、該中間温度で一酸化炭素/メタン分離塔(5)に
導入されることを特徴とする方法。 - 【請求項2】 前記ガス相が、主として水素からなる塔
頂ガス及び塔底液を製造するように第3の塔(3)内で
液体メタンによつて洗浄され、塔底液はまた、膨張さ
れ、水素除去塔(4)に導入され、一酸化炭素/メタン
分離塔(5)の塔底に製出された液体メタンの一部がメ
タン洗浄を行うのに使用されることを特徴とする請求項
1記載の方法。 - 【請求項3】 冷凍サイクルが一酸化炭素によるサイク
ルであり、該サイクルの運転に必要な一酸化炭素が、一
酸化炭素/メタン分離塔(5)の塔頂製品から採取され
ることを特徴とする請求項1又は2記載の方法。 - 【請求項4】 熱交換器(1)、相分離器(2)、水素
除去塔(4)及び一酸化炭素/メタン分離塔(5)を有
し、処理ガス(GT)を冷却して部分的に凝縮し、ガス
相と液相とを形成するように部分凝縮処理ガスを相分離
器に導入する手段、液相を膨張、気化、加熱し、それを
水素除去塔(4)に導入する手段、水素除去塔(4)の
塔底液を過冷却し、膨張して複数の流れに分割する手
段、これらの流れの一つを露点(Tr)まで加熱し、一
酸化炭素/メタン分離塔(5)に導入する手段、他の一
つの流れを沸点付近の温度(Tb)で同じ塔(5)に導
入する手段、及び補助寒冷を供給する冷凍サイクルを備
える種類の、メタン一酸化炭素及び水素から主としてな
る処理ガス(GT)からメタン及び一酸化炭素を同時に
製造する装置において、前記過冷却され膨張された塔底
液が三つの流れに分割されること、第3の流れを気化
し、前記露点と沸点との間の中間温度(Ti)まで加熱
し、該中間温度で一酸化炭素/メタン分離塔(5)に導
入する手段を備えていることを特徴とする装置。 - 【請求項5】 前記ガス相のメタン洗浄塔(3)、該塔
の塔底液を膨張する手段(11)、膨張された該液を水
素除去塔(4)に導入する手段、及び一酸化炭素/メタ
ン分離塔(5)の塔底に製出された液体メタンの一部を
圧縮し、メタン洗浄塔(3)の頂部に導入する手段を有
することを特徴とする請求項4記載の装置。 - 【請求項6】 冷凍サイクルが一酸化炭素によるサイク
ルであり、該サイクルの運転に必要な一酸化炭素が、一
酸化炭素/メタン分離塔(5)の塔頂製品から採取され
ることを特徴とする請求項4又は5記載の装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9008464A FR2664263B1 (fr) | 1990-07-04 | 1990-07-04 | Procede et installation de production simultanee de methane et monoxyde de carbone. |
FR9008464 | 1990-07-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH05346287A JPH05346287A (ja) | 1993-12-27 |
JP3169634B2 true JP3169634B2 (ja) | 2001-05-28 |
Family
ID=9398338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16256391A Expired - Fee Related JP3169634B2 (ja) | 1990-07-04 | 1991-07-03 | メタン及び一酸化炭素の同時製造方法並びに装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5133793A (ja) |
EP (1) | EP0465366B1 (ja) |
JP (1) | JP3169634B2 (ja) |
AT (1) | ATE101258T1 (ja) |
CA (1) | CA2045763C (ja) |
CS (1) | CS197191A3 (ja) |
DE (1) | DE69101126T2 (ja) |
ES (1) | ES2048571T3 (ja) |
FR (1) | FR2664263B1 (ja) |
PT (1) | PT98200B (ja) |
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DE4210637A1 (de) * | 1992-03-31 | 1993-10-07 | Linde Ag | Verfahren zur Gewinnung von hochreinem Wasserstoff und hochreinem Kohlenmonoxid |
FR2718428B1 (fr) * | 1994-04-11 | 1997-10-10 | Air Liquide | Procédé et installation de production de monoxyde de carbone. |
FR2718725B1 (fr) * | 1994-04-13 | 1996-05-24 | Air Liquide | Procédé et installation de séparation d'un mélange gazeux. |
DE4433114A1 (de) * | 1994-09-16 | 1996-03-21 | Linde Ag | Verfahren zum Gewinnen einer Kohlenmonoxid-Reinfraktion |
GB9715983D0 (en) * | 1997-07-29 | 1997-10-01 | Air Prod & Chem | Process and apparatus for seperating a gaseous mixture |
FR2772896B1 (fr) * | 1997-12-22 | 2000-01-28 | Inst Francais Du Petrole | Procede de liquefaction d'un gaz notamment un gaz naturel ou air comportant une purge a moyenne pression et son application |
GB9807797D0 (en) * | 1998-04-09 | 1998-06-10 | Air Prod & Chem | Separation of carbon monoxide from gaseous mixtures containing carbon monoxide and hydrogen |
GB9918420D0 (en) | 1999-08-04 | 1999-10-06 | Air Prod & Chem | Process and apparatus for separating mixtures of hydrogen and carbon monoxide |
US6192706B1 (en) | 1999-10-05 | 2001-02-27 | Praxair Technology, Inc. | Cryogenic system for producing carbon monoxide |
US6266976B1 (en) | 2000-06-26 | 2001-07-31 | Air Products And Chemicals, Inc. | Cryogenic H2 and carbon monoxide production with an impure carbon monoxide expander |
US6726747B2 (en) * | 2001-03-21 | 2004-04-27 | American Air Liquide | Methods and apparatuses for treatment of syngas and related gases |
US6578377B1 (en) * | 2002-03-11 | 2003-06-17 | Air Products And Chemicals, Inc. | Recovery of hydrogen and carbon monoxide from mixtures including methane and hydrocarbons heavier than methane |
DE102007013325A1 (de) * | 2007-03-20 | 2008-09-25 | Linde Ag | Verfahren und Vorrichtung zur Gewinnung von Gasprodukten und flüssigem Methan aus Synthesegas |
FR2915791B1 (fr) * | 2007-05-04 | 2009-08-21 | Air Liquide | Procede et appareil de separation d'un melange d'hydrogene, de methane et de monoxyde de carbonne par distillation cryogenique |
FR2916523B1 (fr) * | 2007-05-21 | 2014-12-12 | Air Liquide | Capacite de stockage, appareil et procede de production de monoxyde de carbone et/ou d'hydrogene par separation cryogenique integrant une telle capacite. |
US8640495B2 (en) * | 2009-03-03 | 2014-02-04 | Ait Products and Chemicals, Inc. | Separation of carbon monoxide from gaseous mixtures containing carbon monoxide |
US20100251765A1 (en) * | 2009-04-01 | 2010-10-07 | Air Products And Chemicals, Inc. | Cryogenic Separation of Synthesis Gas |
FR2953004B1 (fr) * | 2009-11-24 | 2013-12-20 | Air Liquide | Procede de separation cryogenique d'un melange d'azote et de monoxyde de carbone |
US8845790B2 (en) * | 2011-01-06 | 2014-09-30 | Alstom Technology Ltd | Method and system for removal of gaseous contaminants |
FR3011320A1 (fr) * | 2013-10-02 | 2015-04-03 | Air Liquide | Procede et appareil de separation par distillation cryogenique d'un melange compose d'hydrogene, de monoxyde de carbone et de methane |
US10436505B2 (en) * | 2014-02-17 | 2019-10-08 | Black & Veatch Holding Company | LNG recovery from syngas using a mixed refrigerant |
FR3018599B1 (fr) | 2014-03-17 | 2019-06-28 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procede et appareil de separation cryogenique d’un gaz de synthese contenant du monoxyde de carbone, du methane et de l’hydrogene |
US10443930B2 (en) | 2014-06-30 | 2019-10-15 | Black & Veatch Holding Company | Process and system for removing nitrogen from LNG |
FR3052159B1 (fr) | 2016-06-06 | 2018-05-18 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procede et installation pour la production combinee d'un melange d'hydrogene et d'azote ainsi que de monoxyde de carbone par distillation et lavage cryogeniques |
KR20200135805A (ko) | 2018-03-21 | 2020-12-03 | 레르 리키드 쏘시에떼 아노님 뿌르 레뜌드 에렉스뿔라따시옹 데 프로세데 조르즈 클로드 | 극저온 증류에 의해 합성 가스를 분리시키기 위한 방법 및 장치 |
FR3100057A1 (fr) * | 2019-08-20 | 2021-02-26 | L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Procede et appareil de production de monoxyde de carbone par condensation partielle |
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DE3414749A1 (de) * | 1984-04-18 | 1985-10-31 | Linde Ag, 6200 Wiesbaden | Verfahren zur abtrennung hoeherer kohlenwasserstoffe aus einem kohlenwasserstoffhaltigen rohgas |
DE3441307A1 (de) * | 1984-11-12 | 1986-05-15 | Linde Ag, 6200 Wiesbaden | Verfahren zur abtrennung einer c(pfeil abwaerts)2(pfeil abwaerts)(pfeil abwaerts)+(pfeil abwaerts)-kohlenwasserstoff-fraktion aus erdgas |
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DE3739724A1 (de) * | 1987-11-24 | 1989-06-08 | Linde Ag | Verfahren und vorrichtung zum zerlegen eines gasgemisches |
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DE3814294A1 (de) * | 1988-04-28 | 1989-11-09 | Linde Ag | Verfahren zur abtrennung von kohlenwasserstoffen |
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US5026408A (en) * | 1990-06-01 | 1991-06-25 | Union Carbide Industrial Gases Technology Corporation | Methane recovery process for the separation of nitrogen and methane |
-
1990
- 1990-07-04 FR FR9008464A patent/FR2664263B1/fr not_active Expired - Fee Related
-
1991
- 1991-06-26 CA CA002045763A patent/CA2045763C/fr not_active Expired - Fee Related
- 1991-06-27 CS CS911971A patent/CS197191A3/cs unknown
- 1991-07-01 US US07/724,141 patent/US5133793A/en not_active Expired - Lifetime
- 1991-07-03 PT PT98200A patent/PT98200B/pt not_active IP Right Cessation
- 1991-07-03 JP JP16256391A patent/JP3169634B2/ja not_active Expired - Fee Related
- 1991-07-04 ES ES91401852T patent/ES2048571T3/es not_active Expired - Lifetime
- 1991-07-04 DE DE91401852T patent/DE69101126T2/de not_active Expired - Lifetime
- 1991-07-04 EP EP91401852A patent/EP0465366B1/fr not_active Expired - Lifetime
- 1991-07-04 AT AT91401852T patent/ATE101258T1/de not_active IP Right Cessation
Cited By (5)
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---|---|---|---|---|
US9273218B2 (en) | 2013-09-20 | 2016-03-01 | Xerox Corporation | Coating for aqueous inkjet transfer |
US9376584B2 (en) | 2013-09-20 | 2016-06-28 | Xerox Corporation | Coating for aqueous inkjet transfer |
US10016972B2 (en) | 2013-09-20 | 2018-07-10 | Xerox Corporation | Coating for aqueous inkjet transfer |
US9604471B2 (en) | 2015-07-06 | 2017-03-28 | Xerox Corporation | System and method for operating an aqueous inkjet printer to coat media prior to printing images on the media with the aqueous inkjet printer |
US9688079B2 (en) | 2015-07-06 | 2017-06-27 | Xerox Corporation | System and method for image receiving surface treatment in an indirect inkjet printer |
Also Published As
Publication number | Publication date |
---|---|
PT98200A (pt) | 1992-05-29 |
DE69101126T2 (de) | 1994-05-11 |
ATE101258T1 (de) | 1994-02-15 |
DE69101126D1 (de) | 1994-03-17 |
JPH05346287A (ja) | 1993-12-27 |
CA2045763A1 (fr) | 1992-01-05 |
PT98200B (pt) | 1998-12-31 |
ES2048571T3 (es) | 1994-03-16 |
EP0465366B1 (fr) | 1994-02-02 |
FR2664263A1 (fr) | 1992-01-10 |
EP0465366A1 (fr) | 1992-01-08 |
US5133793A (en) | 1992-07-28 |
CA2045763C (fr) | 2000-05-30 |
FR2664263B1 (fr) | 1992-09-18 |
CS197191A3 (en) | 1992-02-19 |
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