CN219596598U - Analytic gas recycling system - Google Patents
Analytic gas recycling system Download PDFInfo
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- CN219596598U CN219596598U CN202320592498.XU CN202320592498U CN219596598U CN 219596598 U CN219596598 U CN 219596598U CN 202320592498 U CN202320592498 U CN 202320592498U CN 219596598 U CN219596598 U CN 219596598U
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Abstract
The utility model relates to the technical field of analysis gas recovery, in particular to an analysis gas recovery and utilization system. The device structurally comprises a coal-to-methanol device, wherein the coal-to-methanol device is connected with a PSA hydrogen purification device through a pipeline with a first control valve, the PSA hydrogen purification device is connected with a BDO production hydrogenation device, the PSA hydrogen purification device is connected with a flare device through a combustion pipeline, an analytic gas compression pipeline is arranged between the coal-to-methanol device and the combustion pipeline, an analytic gas compressor device is arranged on the analytic gas compression pipeline, a waste sulfuric acid treatment recovery pipeline is arranged on the analytic gas compression pipeline, and a waste sulfuric acid treatment recovery device is arranged on the waste sulfuric acid treatment recovery pipeline. The system for recycling the resolved gas fully recycles the resolved gas after the purified gas separates the hydrogen, thereby avoiding economic loss.
Description
Technical Field
The utility model relates to the technical field of analysis gas recovery, in particular to an analysis gas recovery and utilization system.
Background
The production and matching processes of the basic chemical raw material 1, 4-Butanediol (BDO) comprise a coal-to-methanol device, a PSA hydrogen purification device, a waste sulfuric acid treatment recovery device and the like, and after purifying gas in the coal-to-methanol device is utilized to the PSA hydrogen purification device, separated hydrogen is used for BDO production. However, the resolved gas after separating the hydrogen is discharged to the flare apparatus, and cannot be effectively recycled, so that huge economic loss is caused.
In the production process under the prior art, because the BDO device uses the PSA hydrogen purification device to separate hydrogen, the separated resolved gas is sent to the torch device through the control valve and the control valve, and the separated resolved gas is not recycled, so that huge economic loss is caused.
Disclosure of Invention
In order to solve the problems in the prior art, the utility model provides a resolved gas recycling system which fully recycles resolved gas after separating hydrogen from purified gas, and avoids economic loss.
The technical scheme adopted by the utility model is as follows:
the utility model provides an analysis gas recycle system, includes coal system methanol-producing device (1), coal system methanol-producing device (1) through the pipe connection PSA hydrogen purification device (3) that have first control valve (2), PSA hydrogen purification device (3) connect BDO production hydrogenation unit (4), PSA hydrogen purification device (3) pass through combustion line and connect torch device (11), coal system methanol-producing device (1) and combustion line between set up analysis gas compression pipeline, analysis gas compression pipe on set up analysis gas compressor equipment (5), analysis gas compression pipe on set up waste sulfuric acid treatment recovery pipeline, waste sulfuric acid treatment recovery pipeline on set up waste sulfuric acid treatment recovery unit (8).
Preferably, a second control valve (6) is arranged on the analysis air pressure shrinkage pipeline between the analysis air compressor device (5) and the coal-to-methanol device (1).
Preferably, a third control valve (7) is arranged on the waste sulfuric acid treatment recovery pipeline.
Preferably, a fourth control valve (9) is arranged on the combustion pipeline between the analysis gas compression pipeline and the PSA hydrogen purification device (3).
Preferably, a fifth control valve (10) is arranged on the combustion pipeline between the analysis gas compression pipeline and the torch device (11).
The technical scheme provided by the utility model has the beneficial effects that:
the system for recycling the resolved gas can fully recycle the resolved gas after the purified gas separates the hydrogen, and avoid economic loss. The method has the advantages that huge economic loss is caused when the original basic analysis gas is exhausted to the torch device, the consumption of fuel gas is saved by recovering the analysis gas to the coal-to-methanol device and the waste sulfuric acid treatment recovery device after the combustion, and huge economic benefits are achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic block diagram of a system for recovering and utilizing a resolved gas according to the present utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the embodiments of the present utility model will be described in further detail with reference to the accompanying drawings.
Example 1
As shown in figure 1, an analysis gas recycling system of the embodiment comprises a coal-to-methanol device 1, wherein the coal-to-methanol device 1 is connected with a PSA hydrogen purification device 3 through a pipeline with a first control valve 2, the PSA hydrogen purification device 3 is connected with a BDO production hydrogenation device 4, the PSA hydrogen purification device 3 is connected with a flare device 11 through a combustion pipeline, an analysis gas compression pipeline is arranged between the coal-to-methanol device 1 and the combustion pipeline, an analysis gas compressor device 5 is arranged on the analysis gas compression pipeline, a waste sulfuric acid treatment recovery pipeline is arranged on the analysis gas compression pipeline, and a waste sulfuric acid treatment recovery device 8 is arranged on the waste sulfuric acid treatment recovery pipeline.
A second control valve 6 is arranged on the analysis air pressure contracted pipe between the analysis air compressor device 5 and the coal-to-methanol device 1.
The waste sulfuric acid treatment recovery line of this embodiment is provided with a third control valve 7.
A fourth control valve 9 is provided in the combustion line between the desorption gas compression line and the PSA hydrogen purification device 3 in this embodiment.
A fifth control valve 10 is provided on the combustion line between the resolved gas compression line and the flare apparatus 11 in this embodiment.
In this example, in the production process of 1, 4-Butanediol (BDO), purified gas produced by the coal-to-methanol apparatus 1 is sent to the PSA hydrogen purification apparatus 3 through the first control valve 2, and purified hydrogen is sent to the BDO production hydrogenation apparatus 4.
By adding the resolving gas compressor device 5, a resolving gas compression pipeline and a second control valve 6 are connected to the coal-to-methanol device 1, and a waste sulfuric acid treatment recovery pipeline and a third control valve 7 are connected to a waste sulfuric acid treatment recovery device 8.
In the normal production process, because the BDO production hydrogenation unit 4 uses the PSA hydrogen purification unit 2 to separate hydrogen, the separated resolved gas is sent to the flare apparatus 11 through the fourth control valve 9 and the fifth control valve 10, resulting in huge economic loss.
After the improvement, the separated resolved gas is pressurized by the resolved gas compressor equipment 5 and then is recycled to the coal-to-methanol device 1 so as to achieve the effects of increasing yield and saving resources. And the separated resolved gas is pressurized by the resolved gas compressor equipment 5 and then sent to the waste sulfuric acid treatment recovery device 8 so as to achieve the effect of saving fuel gas during operation.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (5)
1. The utility model provides an analysis gas recycle system, includes coal system methanol-producing device (1), coal system methanol-producing device (1) through the pipe connection PSA hydrogen purification device (3) that have first control valve (2), PSA hydrogen purification device (3) connect BDO production hydrogenation unit (4), PSA hydrogen purification device (3) pass through combustion line and connect torch device (11), its characterized in that, coal system methanol-producing device (1) and combustion line between set up analysis gas compression pipeline, analysis gas compression pipeline on set up analysis gas compressor equipment (5), analysis gas compression pipeline on set up useless sulfuric acid treatment recovery pipeline, useless sulfuric acid treatment recovery pipeline on set up useless sulfuric acid treatment recovery unit (8).
2. The system for recycling the resolved gas according to claim 1, wherein a second control valve (6) is arranged on a resolved gas pressure contracted pipe between the resolved gas compressor device (5) and the coal-based methanol device (1).
3. The system for recycling the resolved gas according to claim 1, wherein a third control valve (7) is arranged on the waste sulfuric acid treatment recycling pipeline.
4. The system for recycling the resolved gas according to claim 1, wherein a fourth control valve (9) is arranged on a combustion pipeline between the resolved gas compression pipeline and the PSA hydrogen purifying device (3).
5. The system for recycling the resolved gas according to claim 1, wherein a fifth control valve (10) is arranged on the combustion pipeline between the resolved gas compression pipeline and the torch device (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320592498.XU CN219596598U (en) | 2023-03-23 | 2023-03-23 | Analytic gas recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320592498.XU CN219596598U (en) | 2023-03-23 | 2023-03-23 | Analytic gas recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219596598U true CN219596598U (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320592498.XU Active CN219596598U (en) | 2023-03-23 | 2023-03-23 | Analytic gas recycling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219596598U (en) |
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2023
- 2023-03-23 CN CN202320592498.XU patent/CN219596598U/en active Active
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