CN205381954U - Novel draw out hydrogen and methane among follow coke oven gas device - Google Patents
Novel draw out hydrogen and methane among follow coke oven gas device Download PDFInfo
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- CN205381954U CN205381954U CN201521079036.XU CN201521079036U CN205381954U CN 205381954 U CN205381954 U CN 205381954U CN 201521079036 U CN201521079036 U CN 201521079036U CN 205381954 U CN205381954 U CN 205381954U
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Abstract
The utility model relates to a novel draw out hydrogen and methane among follow coke oven gas device, including water, greasy dirt, dust filter device, gas buffer tank, desulphurization unit, gas -liquid booster compressor, pre -heater, heating furnace, conversion furnace, liquid water separator, a pressure swing adsorption unit, the 2nd pressure swing adsorption unit, hydrogen buffer tank, hydrogen purifying device, twin compressor, desulfurizing tower, knockout drum, solvent regeneration system, water, greasy dirt, dust filter device, gas buffer tank, desulphurization unit, gas -liquid booster compressor, pre -heater, liquid water separator, a pressure swing adsorption unit, the 2nd pressure swing adsorption unit, hydrogen buffer tank, hydrogen purifying device pass through the pipe connection. The utility model discloses can draw the hydrogen and the methane of high -purity, the impurity content is few, and whole process operation is simple, and the energy consumption is low, low cost.
Description
Technical field
This utility model belongs to field of chemical equipment, particularly relates to a kind of novel device extracting hydrogen and methane from coke-stove gas.
Background technology
Containing hydrogen, methane, water, carbon monoxide, carbon dioxide, nitrogen, oxygen in coke-stove gas, additionally possibly together with other composition a small amount of.Country advocates energy-saving and emission-reduction at present, and coking industry, for reducing environmental pollution, increasing economic efficiency, increasingly payes attention to the comprehensive utilization of coke-stove gas.Existing extraction element generally can only extract hydrogen, and the extraction equipment of methane is fewer, then extracts the most of hydrogen consuming in coal gas in the process of methane, and what so can not meet large-scale coal chemical enterprise uses hydrogen demand.
Summary of the invention
This utility model is for above deficiency, it is provided that a kind of novel device extracting hydrogen and methane from coke-stove gas.
This utility model be the technical scheme is that
A kind of novel device extracting hydrogen and methane from coke-stove gas, including water, greasy dirt, dust filtering device, gas buffer tank, desulfurizer, gas-liquid pressure-boosting machine, preheater, heating furnace, change furnace, aqueous water segregation apparatus, the first pressure-swing absorption apparatus, the second pressure-swing absorption apparatus, hydrogen gas buffer, hydrogen purification device, twin compressor, desulfurizing tower, knockout drum, solvent regeneration system；Described water, greasy dirt, dust filtering device, gas buffer tank, desulfurizer, gas-liquid pressure-boosting machine, preheater, aqueous water segregation apparatus, the first pressure-swing absorption apparatus, the second pressure-swing absorption apparatus, hydrogen gas buffer, hydrogen purification device are connected by pipeline.
Described preheater, heating furnace are connected by pipeline with change furnace.
Described the first pressure-swing absorption apparatus, twin compressor, desulfurizing tower, the knockout drum piping that communicates connects.
Described desulfurizing tower is also connected with solvent regeneration system.
First pass through filtration devices water, greasy dirt, dust, again through the steady gas pressure of gas buffer tank, it is pressurized to specified pressure again through gas-liquid pressure-boosting machine, make mixing gas stable at 40 ° again through preheater, heating furnace, change furnace, again through aqueous water segregation apparatus separation liquid water, hydrogen is isolated again through the first pressure-swing absorption apparatus and the second pressure-swing absorption apparatus, and nitrogen leak and carbon dioxide.At the first pressure-swing absorption apparatus, first extracting thick methane gas, thick methane gas is pressed into desulfurizing tower through twin compressor, obtains highly purified methane.
The beneficial effects of the utility model are:
Extracting highly purified hydrogen and methane, impurity content is few, and whole process operation is simple, and energy consumption is low, with low cost.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model.
In figure 1, defecator, 2, gas buffer tank, 3, desulfurizer, 4, gas-liquid pressure-boosting machine, 5, preheater, 6, heating furnace, 7, change furnace, 8, aqueous water segregation apparatus, the 9, first pressure-swing absorption apparatus, 10, the second pressure-swing absorption apparatus, 11, hydrogen gas buffer, 12, hydrogen purification device, 13, twin compressor, 14, desulfurizing tower, 15, knockout drum, 16, solvent regeneration system.
Detailed description of the invention:
Presently in connection with accompanying drawing, this utility model is further described.
As shown in Figure 1, a kind of novel device extracting hydrogen and methane from coke-stove gas, including water, greasy dirt, dust filtering device 1, gas buffer tank 2, desulfurizer 3, gas-liquid pressure-boosting machine 4, preheater 5, heating furnace 6, change furnace 7, aqueous water segregation apparatus the 8, first pressure-swing absorption apparatus the 9, second pressure-swing absorption apparatus 10, hydrogen gas buffer 11, hydrogen purification device 12, twin compressor 13, desulfurizing tower 14, knockout drum 15, solvent regeneration system 16；Described water, greasy dirt, dust filtering device 1, gas buffer tank 2, desulfurizer 3, gas-liquid pressure-boosting machine 4, preheater 5, aqueous water segregation apparatus the 8, first pressure-swing absorption apparatus the 9, second pressure-swing absorption apparatus 10, hydrogen gas buffer 11, hydrogen purification device 12 are connected by pipeline.
Preheater 5, heating furnace 6 are connected by pipeline with change furnace 7；First pressure-swing absorption apparatus 9, twin compressor 13, desulfurizing tower 14, knockout drum 15 communicate piping connect；Desulfurizing tower 14 is also connected with solvent regeneration system 16.
First pass through defecator 1 and cross drainage, greasy dirt, dust, again through the steady gas pressure of gas buffer tank 2, it is pressurized to specified pressure again through gas-liquid pressure-boosting machine 4, make mixing gas stable at 40 ° again through preheater 5, heating furnace 6, change furnace 7, liquid water is separated again through aqueous water segregation apparatus 8, hydrogen is isolated again through the first pressure-swing absorption apparatus 9 and the second pressure-swing absorption apparatus 10, and nitrogen leak and carbon dioxide.At the first pressure-swing absorption apparatus 9, first extracting thick methane gas, thick methane gas is pressed into desulfurizing tower 14 through twin compressor 13, obtains highly purified methane.
The above; it is only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; any those of ordinary skill in the art are in the technical scope disclosed by this utility model; the change that can readily occur in or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with claims protection defined.
Claims (4)
1. the novel device extracting hydrogen and methane from coke-stove gas, it is characterised in that: include water, greasy dirt, dust filtering device, gas buffer tank, desulfurizer, gas-liquid pressure-boosting machine, preheater, heating furnace, change furnace, aqueous water segregation apparatus, the first pressure-swing absorption apparatus, the second pressure-swing absorption apparatus, hydrogen gas buffer, hydrogen purification device, twin compressor, desulfurizing tower, knockout drum, solvent regeneration system；Described water, greasy dirt, dust filtering device, gas buffer tank, desulfurizer, gas-liquid pressure-boosting machine, preheater, aqueous water segregation apparatus, the first pressure-swing absorption apparatus, the second pressure-swing absorption apparatus, hydrogen gas buffer, hydrogen purification device are connected by pipeline.
2. a kind of novel device extracting hydrogen and methane from coke-stove gas according to claim 1, it is characterised in that: preheater, heating furnace are connected by pipeline with change furnace.
3. a kind of novel device extracting hydrogen and methane from coke-stove gas according to claim 1, it is characterised in that: the first pressure-swing absorption apparatus, twin compressor, desulfurizing tower, knockout drum communicate piping connect.
4. a kind of novel device extracting hydrogen and methane from coke-stove gas according to claim 1, it is characterised in that: desulfurizing tower is also connected with solvent regeneration system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521079036.XU CN205381954U (en) | 2015-12-23 | 2015-12-23 | Novel draw out hydrogen and methane among follow coke oven gas device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521079036.XU CN205381954U (en) | 2015-12-23 | 2015-12-23 | Novel draw out hydrogen and methane among follow coke oven gas device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205381954U true CN205381954U (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521079036.XU Active CN205381954U (en) | 2015-12-23 | 2015-12-23 | Novel draw out hydrogen and methane among follow coke oven gas device |
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| CN (1) | CN205381954U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110643404A (en) * | 2019-09-23 | 2020-01-03 | 山东红枫环境能源有限公司 | Two-stage series pressure swing adsorption methane purification system capable of improving methane recovery rate |
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2015
- 2015-12-23 CN CN201521079036.XU patent/CN205381954U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110643404A (en) * | 2019-09-23 | 2020-01-03 | 山东红枫环境能源有限公司 | Two-stage series pressure swing adsorption methane purification system capable of improving methane recovery rate |
| CN110643404B (en) * | 2019-09-23 | 2024-04-09 | 山东红枫环境能源有限公司 | Two-stage series pressure swing adsorption biogas purification system capable of improving methane recovery rate |
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