CN202099217U - Methyl tertiary butyl ether (MTBE) device capable of replacing catalyst conveniently - Google Patents
Methyl tertiary butyl ether (MTBE) device capable of replacing catalyst conveniently Download PDFInfo
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- CN202099217U CN202099217U CN2011203446872U CN201120344687U CN202099217U CN 202099217 U CN202099217 U CN 202099217U CN 2011203446872 U CN2011203446872 U CN 2011203446872U CN 201120344687 U CN201120344687 U CN 201120344687U CN 202099217 U CN202099217 U CN 202099217U
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Abstract
The utility model relates to the technical field of methyl tertiary butyl ether (MTBE) devices and discloses a MTBE device, which comprises an etherification protection unit, a reaction unit, a rectifying tower and a standby purifier. When catalyst in a first reactor is changed, an outlet of the etherification protection unit is communicated with an inlet of a second reactor, an outlet of the second reactor is communicated with an inlet of the standby purifier, and an outlet of the standby purifier is communicated with an inlet of the rectifying tower. When catalyst in the second reactor is changed, the outlet of the etherification protection unit is communicated with an inlet of the first reactor, an outlet of the first reactor is communicated with the inlet of the standby purifier, and the outlet of the standby purifier is communicated with the inlet of the rectifying tower. The MTBE device with the structure can change the catalyst without shutdown, reduce production cost of a workshop, and increase output of MTBE products.
Description
Technical field
The utility model relates to MTBE device technique field, relates in particular to a kind of more MTBE device of catalyst changeout of being convenient to.
Background technology
MTBE (methyl tert-butyl ether); Chinese is a MTBE; Be a kind of colourless, transparent, high-octane liquid; Having ethereal odor, is the ideal blending component of producing unleaded, high-octane rating, oxygenated gasoline, in worldwide, generally uses as gasoline dope.It can not only effectively improve gasoline octane rating, and can also improve automotive performance, reduces CO content in the exhaust, reduces the gasoline production cost simultaneously.
MTBE adopts the MTBE device to produce usually, and please referring to Fig. 1, Fig. 1 is the theory structure synoptic diagram of a kind of typical MTBE device in the prior art.
As shown in Figure 1; This MTBE device comprises etherificate protected location, reaction member and rectifying tower 3; Said etherificate protected location go into interruption-forming methyl alcohol, carbon-4 feed(raw material)inlet; The outlet of said etherificate protected location is communicated with the inlet of said reaction member, and the outlet of said reaction member is communicated with the inlet of rectifying tower 3.
Said etherificate protected location comprises first strainer 11, second strainer 12 of parallel connection, and the etherificate protected location is used for filtering out the metallic cation of etherification reaction raw material like calcium ion, mg ion etc.; Said reaction member comprises in placed in-line first reactor drum 21, second reactor drum, 22, the first reactor drums 21, second reactor drum 22 catalyzer is housed that reaction member is used for methanol feedstock, carbon-4 raw material under certain temperature, pressure, synthetic MTBE; The compound that comes out from reaction member gets into rectifying tower 3 interior making with extra care, and discharges the MYBE product from rectifying tower 3 bottoms, and the mixed c 4 that is rich in fourth ethene is discharged at rectifying tower 3 tops, and mixed c 4 can further be handled.
The MTBE device of this structure, after catalyzer uses certain hour, the more catalyst changeout of need stopping work, the more catalyst changeout of stopping work has increased the Workshop Production cost on the one hand, has also reduced the output of MTBE product on the other hand.
Therefore, how catalyst changeout more under the situation of not stopping work becomes the technical barrier that those skilled in the art need to be resolved hurrily.
The utility model content
The purpose of the utility model provides a kind of more MTBE device of catalyst changeout of being convenient to, this MYBE device can be under the situation of not stopping work catalyst changeout more.
To achieve these goals; The utility model provides a kind of more MTBE device of catalyst changeout of being convenient to; Comprise etherificate protected location, reaction member and rectifying tower; Said etherificate protected location comprises first strainer, second strainer of parallel connection, and said reaction member comprises placed in-line first reactor drum, second reactor drum; Said etherificate protected location go into interruption-forming methanol feedstock, carbon-4 feed(raw material)inlet; The outlet of said etherificate protected location is communicated with the inlet of said reaction member; The outlet of said reaction member is communicated with the inlet of rectifying tower; Also comprise standby purifier, when changing the catalyzer in said first reactor drum, the outlet of said etherificate protected location is communicated with the inlet of said second reactor drum; The outlet of said second reactor drum is communicated with the inlet of said standby purifier, and the outlet of said standby purifier is communicated with the inlet of said rectifying tower; When changing the catalyzer in said second reactor drum; The outlet of said etherificate protected location is communicated with the inlet of above-mentioned first reactor drum; The outlet of said first reactor drum is communicated with the inlet of said standby purifier, and the outlet of said standby purifier is communicated with the inlet of said rectifying tower.
Preferably, said standby purifier is said first strainer or said second strainer.
The MTBE device that the utility model provides comprises etherificate protected location, reaction member, rectifying tower, standby purifier; Said etherificate protected location comprises first strainer, second strainer of parallel connection, and said reaction member comprises placed in-line first reactor drum, second reactor drum; Said etherificate protected location go into interruption-forming methyl alcohol, carbon-4 feed(raw material)inlet, the outlet of said etherificate protected location is communicated with the inlet of said reaction member, the outlet of said reaction member is communicated with the inlet of rectifying tower.
When changing the catalyzer in said first reactor drum; The outlet of said etherificate protected location is communicated with the inlet of said second reactor drum; The outlet of said second reactor drum is communicated with the inlet of said standby purifier, and the outlet of said standby purifier is communicated with the inlet of said rectifying tower; When changing the catalyzer in said second reactor drum; The outlet of said etherificate protected location is communicated with the inlet of above-mentioned first reactor drum; The outlet of said first reactor drum is communicated with the inlet of said standby purifier, and the outlet of above-mentioned standby purifier is communicated with the inlet of said rectifying tower.
The MTBE device of this structure can be under the situation of not stopping work catalyst changeout more, can reduce the Workshop Production cost, increase the output of MTBE product.
Description of drawings
Fig. 1 is the theory structure synoptic diagram of a kind of typical MTBE device in the prior art;
Fig. 2 is the structural representation of a kind of embodiment of the MTBE device that the utility model provided.
Wherein, among Fig. 1, Fig. 2:
Embodiment
The core of the utility model provides a kind of more MTBE device of catalyst changeout of being convenient to, this MYBE device can be under the situation of not stopping work catalyst changeout more.
In order to make those skilled in the art understand the technical scheme of the utility model better, the utility model is done further to introduce in detail below in conjunction with accompanying drawing and embodiment.
Please referring to Fig. 2, Fig. 2 is the structural representation of a kind of embodiment of the MTBE device that the utility model provided.
As shown in Figure 2; The MTBE device that the utility model provides comprises etherificate protected location, reaction member, rectifying tower 3, standby purifier; Said etherificate protected location comprises first strainer 11, second strainer 12 of parallel connection, and said reaction member comprises placed in-line first reactor drum 21, second reactor drum 22; Said etherificate protected location go into interruption-forming methanol feedstock, carbon-4 feed(raw material)inlet, the outlet of said etherificate protected location is communicated with the inlet of said reaction member, the outlet of said reaction member is communicated with the inlet of rectifying tower 3.
When changing the catalyzer in said first reactor drum 21; The outlet of said etherificate protected location is communicated with the inlet of said second reactor drum 22; The outlet of said second reactor drum 22 is communicated with the inlet of said standby purifier, and the outlet of said standby purifier is communicated with the inlet of said rectifying tower 3; When changing the catalyzer in said second reactor drum 22; The outlet of said etherificate protected location is communicated with the inlet of above-mentioned first reactor drum 21; The outlet of said first reactor drum 21 is communicated with the inlet of said standby purifier, and the outlet of above-mentioned standby purifier is communicated with the inlet of said rectifying tower 3.
The MTBE device of this structure can be under the situation of not stopping work catalyst changeout more, can reduce the Workshop Production cost, increase the output of MTBE product.
In the preferred scheme, said standby purifier is said first strainer 11 or said second strainer 12.As shown in Figure 2, can select for use second strainer 12 as standby purifier, second strainer 12 also can be used as standby purifier in filtration.
Used concrete example among this paper the principle and the embodiment of the utility model are set forth, the explanation of above embodiment just is used to help to understand the method and the core concept thereof of the utility model.Should be understood that; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (2)
1. be convenient to the more MTBE device of catalyst changeout for one kind; Comprise etherificate protected location, reaction member and rectifying tower; Said etherificate protected location comprises first strainer, second strainer of parallel connection, and said reaction member comprises placed in-line first reactor drum, second reactor drum; Said etherificate protected location go into interruption-forming methanol feedstock, carbon-4 feed(raw material)inlet; The outlet of said etherificate protected location is communicated with the inlet of said reaction member; The outlet of said reaction member is communicated with the inlet of rectifying tower, it is characterized in that, also comprises standby purifier; When changing the catalyzer in said first reactor drum; The outlet of said etherificate protected location is communicated with the inlet of said second reactor drum, and the outlet of said second reactor drum is communicated with the inlet of said standby purifier, and the outlet of said standby purifier is communicated with the inlet of said rectifying tower; When changing the catalyzer in said second reactor drum; The outlet of said etherificate protected location is communicated with the inlet of above-mentioned first reactor drum; The outlet of said first reactor drum is communicated with the inlet of said standby purifier, and the outlet of said standby purifier is communicated with the inlet of said rectifying tower.
2. the more MTBE device of catalyst changeout of being convenient to according to claim 1 is characterized in that said standby purifier is said first strainer or said second strainer.
Priority Applications (1)
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CN2011203446872U CN202099217U (en) | 2011-09-14 | 2011-09-14 | Methyl tertiary butyl ether (MTBE) device capable of replacing catalyst conveniently |
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CN2011203446872U CN202099217U (en) | 2011-09-14 | 2011-09-14 | Methyl tertiary butyl ether (MTBE) device capable of replacing catalyst conveniently |
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CN2011203446872U Expired - Fee Related CN202099217U (en) | 2011-09-14 | 2011-09-14 | Methyl tertiary butyl ether (MTBE) device capable of replacing catalyst conveniently |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107158735A (en) * | 2017-07-11 | 2017-09-15 | 山东海新石油化工有限公司 | A kind of distillation system |
CN107224746A (en) * | 2017-07-11 | 2017-10-03 | 山东海新石油化工有限公司 | A kind of rectifier unit |
-
2011
- 2011-09-14 CN CN2011203446872U patent/CN202099217U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107158735A (en) * | 2017-07-11 | 2017-09-15 | 山东海新石油化工有限公司 | A kind of distillation system |
CN107224746A (en) * | 2017-07-11 | 2017-10-03 | 山东海新石油化工有限公司 | A kind of rectifier unit |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20190914 |
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CF01 | Termination of patent right due to non-payment of annual fee |