CN204073803U - High-pressure natural gas dry decontamination system - Google Patents
High-pressure natural gas dry decontamination system Download PDFInfo
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- CN204073803U CN204073803U CN201420554960.8U CN201420554960U CN204073803U CN 204073803 U CN204073803 U CN 204073803U CN 201420554960 U CN201420554960 U CN 201420554960U CN 204073803 U CN204073803 U CN 204073803U
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- regeneration
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Abstract
The utility model discloses a kind of high-pressure natural gas dry decontamination system, comprise damp inlet, described absorption regeneration unit comprises the first drying tower, the second drying tower, and described blowdown unit comprises preposition blowdown apparatus, the system of being located at of being located at system intake section and to give vent to anger the rearmounted blowdown apparatus in portion; Described top vent piping comprises the first regeneration intake valve, the second regeneration intake valve, the first absorption air outlet valve, the second absorption air outlet valve, described bottom ventilation mouth piping comprises the first absorption intake valve, the second absorption intake valve, the first regeneration air outlet valve, the second regeneration air outlet valve, described blowdown unit also comprises middle pollution discharge device, and described middle pollution discharge device comprises forced air cooler, gas-liquid separator, supercharger, middle pollution discharge valve; Its beneficial effect is, adds the ability of systemic circulation process natural gas, improves the efficiency of dry decontamination process.
Description
Technical field
The utility model relates to natural gas processing and manufacture field, is specifically related to dehydrating and cleaning system of high-pressure natural gas.
Background technology
Current high-pressure natural gas dry decontamination system, normal employing Double-Tower Structure, dry work implemented by one of them drying tower and reproduction operation implemented by another drying tower, the drying tower implementing reproduction operation after this link will recover functions/drying, and the drying tower implementing absorption work before can gather more moisture, therefore need to regenerate.Regeneration, the dry run of each drying tower like this hocket, and complete the work of whole system continuous print dry decontamination.Whole process adopts magnetic valve atmospheric control to control in real time.
Also relevant patent document is had in this respect, as publication number for " the adsorption type high pressure natural gas dehydration device " as described in 201404762 which uses heat exchanger, because heat exchanger adopts the exchange of cold and hot gas naturally to cool, do not need to use powerful cooling device, so effectively reduce energy consumption, save cost.
Although said apparatus has effectively saved cost, also there is certain weak point.Weak point is, the gas that wherein said gas-liquid separator separates goes out, and does not recycle, thus causes the waste of resource.
Summary of the invention
The deficiency of the utility model integrated background technology provides the natural gas dry decontamination system of the gas that a kind of recyclable gas-liquid separator separates goes out, and utilizes supercharger to carry out recycling, adds the efficiency of system.
The utility model improves following technical proposals: high-pressure natural gas dry decontamination system, comprise damp inlet, dry gas outlet, absorption regeneration unit, blowdown unit, described absorption regeneration unit comprises the first drying tower, the second drying tower, and described blowdown unit comprises preposition blowdown apparatus, the system of being located at of being located at system intake section and to give vent to anger the rearmounted blowdown apparatus in portion.
On this basis, the drying tower group of described first drying tower, the second drying tower composition comprises top vent piping, bottom ventilation mouth piping, described top vent piping comprises the first regeneration intake valve, the second regeneration intake valve, the first absorption air outlet valve, the second absorption air outlet valve, and described bottom ventilation mouth piping comprises the first absorption intake valve, the second absorption intake valve, the first regeneration air outlet valve, the second regeneration air outlet valve.
Its unique distinction is, described blowdown unit, except comprising above-mentioned preposition blowdown apparatus, rearmounted blowdown apparatus, is also provided with middle pollution discharge device especially, and described middle pollution discharge device comprises forced air cooler, gas-liquid separator, supercharger, middle pollution discharge valve.
On this basis, described first regeneration air outlet valve, second regeneration air outlet valve one end are communicated with the bottom pipe of described first drying tower, the bottom pipe of described second drying tower respectively, the other end is connected with the air inlet of described forced air cooler, the gas outlet of described forced air cooler is communicated with the air inlet of described gas-liquid separator, and the pipeline that the gas outlet of described gas-liquid separator is connected with damp inlet is provided with supercharger.
On this basis, the distribution pressure equal value of described supercharger output pressure and described damp inlet is 0.8 ~ 1.5MPa, reaching this number range need use power bracket to be the supercharger of 8 ~ 10kw, described supercharger is for increasing the pressure of gas-liquid separator blast pipe Exhaust Gas, make this gas pressure reach the distribution pressure of the damp inlet of system, thus realize recovery again and the recycling of this gas.
The beneficial effects of the utility model: recycled its body that gas-liquid separator separates goes out, added the ability of systemic circulation process natural gas, improve the efficiency of dry decontamination process.
Accompanying drawing explanation
Accompanying drawing 1 is system architecture piping diagram of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
In accompanying drawing: the first drying tower 1, second drying tower 2, preposition blowdown apparatus 3, rearmounted blowdown apparatus 4, first regeneration intake valve 5, second regeneration intake valve 6, first absorption air outlet valve 7, second adsorbs air outlet valve 8, first absorption intake valve 9, second and adsorbs the regeneration of intake valve 10, first regeneration air outlet valve 11, second air outlet valve 12, forced air cooler 13, gas-liquid separator 14, supercharger 15, middle pollution discharge valve 16.
High-pressure natural gas dry decontamination system, comprise damp inlet 17, dry gas outlet, absorption regeneration unit, blowdown unit, described absorption regeneration unit comprises the first drying tower 1, second drying tower 2, and described blowdown unit comprises preposition blowdown apparatus 3, the system of being located at of being located at system intake section and to give vent to anger the rearmounted blowdown apparatus 4 in portion.
Described first drying tower 1, the drying tower group that second drying tower 2 forms comprises top vent piping, bottom ventilation mouth piping, described top vent piping comprises the first regeneration intake valve 5, second regeneration intake valve 6, first absorption air outlet valve 7, second absorption air outlet valve 8, described bottom ventilation mouth piping comprises the first absorption intake valve 9, second absorption intake valve 10, first regeneration air outlet valve 11, second regeneration air outlet valve 12, described blowdown unit is also provided with middle pollution discharge device especially, described middle pollution discharge device comprises forced air cooler 13, gas-liquid separator 14, supercharger 15, middle pollution discharge valve 16.
Described first regeneration air outlet valve 11, second regenerates air outlet valve 12 one end and is connected with the bottom pipe of described first drying tower, the bottom pipe of described second drying tower respectively, the other end is connected with the air inlet of described forced air cooler 13, the gas outlet of described forced air cooler 13 is communicated with the air inlet of described gas-liquid separator 14, and the pipeline that the gas outlet of described gas-liquid separator 14 is connected with damp inlet 17 is provided with supercharger 15.
The supercharger 15 adopted adopts power to be the supercharger of 10kw, makes the distribution pressure equal value of output pressure and described damp inlet 17 like this, through Pressure gauge measurement range at 0.8 ~ 1.5MPa.
Operation principle: the saturated wet gas that the damp inlet 17 of system flows to enters the first drying tower 1, tower Middle molecule sieve carries out adsorption and dehumidification to the gas flowing through tower body, dried gas flows out from tower top through the first absorption air outlet valve 7, and this process is that the first drying tower 1 works.Simultaneously the second drying tower 2 is just through absorption work schedule, and in tower, molecular sieve is in saturation state, and next process will enter regeneration link, and the second regeneration intake valve 6 and the second regeneration air outlet valve 12 are opened.
Along with the carrying out of this process, molecular sieve in the tower of the first drying tower 1 is made to be in saturation state, now contrary with said process, that is exactly that the first drying tower will enter regeneration link, first regeneration intake valve 5 and the first regeneration air outlet valve 11 are opened, first drying tower 1 and the second drying tower 2 hocket dry reproduction operation, and in this circulation, wherein in system, the opening and closing of each valve are carried out controlling in real time to it by plc by man-machine interface.
In above process, regeneration gas flows out from the first regeneration air outlet valve 11 or the second regeneration air outlet valve 12 and is cooled to after normal temperature again through gas-liquid separator 14 removing regeneration condensate water through forced air cooler 13, gas after dewatering enters the damp inlet 17 of system after supercharger 15 pressurizes, realization recycles, cycle operation.
Claims (2)
1. high-pressure natural gas dry decontamination system, comprise damp inlet (17), dry gas outlet, absorption regeneration unit, blowdown unit, described absorption regeneration unit comprises the first drying tower (1), the second drying tower (2), and described blowdown unit comprises preposition blowdown apparatus (3), the system of being located at of being located at system intake section and to give vent to anger the rearmounted blowdown apparatus (4) in portion;
Described first drying tower (1), the drying tower group that second drying tower (2) forms comprises top vent piping, bottom ventilation mouth piping, described top vent piping comprises the first regeneration intake valve (5), second regeneration intake valve (6), first absorption air outlet valve (7), second absorption air outlet valve (8), described bottom ventilation mouth piping comprises the first absorption intake valve (9), second absorption intake valve (10), first regeneration air outlet valve (11), second regeneration air outlet valve (12), it is characterized in that, described blowdown unit also comprises middle pollution discharge device, described middle pollution discharge device comprises forced air cooler (13), gas-liquid separator (14), supercharger (15), middle pollution discharge valve (16),
Described first regeneration air outlet valve (11), second regeneration air outlet valve (12) one end are communicated with the bottom pipe of described first drying tower, the bottom pipe of described second drying tower respectively, the other end is connected with the air inlet of described forced air cooler (13), the gas outlet of described forced air cooler (13) is communicated with the air inlet of described gas-liquid separator (14), and the pipeline that the gas outlet of described gas-liquid separator (14) is connected with damp inlet (17) is provided with supercharger (15).
2. high-pressure natural gas dry decontamination system as claimed in claim 1, it is characterized in that, the distribution pressure equal value of described supercharger output pressure and described damp inlet (17) is 0.8 ~ 1.5Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554960.8U CN204073803U (en) | 2014-09-25 | 2014-09-25 | High-pressure natural gas dry decontamination system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554960.8U CN204073803U (en) | 2014-09-25 | 2014-09-25 | High-pressure natural gas dry decontamination system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204073803U true CN204073803U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420554960.8U Expired - Fee Related CN204073803U (en) | 2014-09-25 | 2014-09-25 | High-pressure natural gas dry decontamination system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104248905A (en) * | 2014-09-25 | 2014-12-31 | 江苏嘉宇流体装备有限公司 | High-pressure natural gas drying and purifying system |
| CN104877725A (en) * | 2015-05-20 | 2015-09-02 | 四川金星清洁能源装备股份有限公司 | Natural gas dehydration device |
-
2014
- 2014-09-25 CN CN201420554960.8U patent/CN204073803U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104248905A (en) * | 2014-09-25 | 2014-12-31 | 江苏嘉宇流体装备有限公司 | High-pressure natural gas drying and purifying system |
| CN104877725A (en) * | 2015-05-20 | 2015-09-02 | 四川金星清洁能源装备股份有限公司 | Natural gas dehydration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 226600, No. 516, Zhen Nan Road, Haian County, Nantong, Jiangsu, Haian Patentee after: JIANGSU JIAYU SPECIAL EQUIPMENT CO., LTD. Address before: 226600, No. 516, Zhen Nan Road, Haian County, Nantong, Jiangsu, Haian Patentee before: JIANGSU JIAYU FLUID EQUIPMENT CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20200925 |