CN201643932U - Device for separating heavy hydrocarbon in mixed gas - Google Patents
Device for separating heavy hydrocarbon in mixed gas Download PDFInfo
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- CN201643932U CN201643932U CN2010200205422U CN201020020542U CN201643932U CN 201643932 U CN201643932 U CN 201643932U CN 2010200205422 U CN2010200205422 U CN 2010200205422U CN 201020020542 U CN201020020542 U CN 201020020542U CN 201643932 U CN201643932 U CN 201643932U
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Abstract
The utility model provides a device for separating heavy hydrocarbon in mixed gas and belongs to the technical field of gas separation. The device comprises a first adsorption tank and a second adsorption tank which are filled with 5A or 13X adsorbents. The upper and lower end ports of the first adsorption tank and the second adsorption tank are respectively communicated with an upper pipe system and a lower pipe system. A gas inlet pipe is arranged between a third valve and a fourth valve of the upper pipe system. An exhaust pipe is arranged between a seventh valve and an eighth valve of the lower pipe system. The upper pipe system is connected with a cooler and a separator sequentially by conduits. A liquid outlet of the separator is connected with a ninth valve and a liquid storage tank sequentially. A gas outlet of the separator is connected with a pressure device and a heater sequentially. A gas outlet of the heater is communicated with a conduit of the lower pipe system. The utility model mainly solves the technical problems of complex process of separating the heavy hydrocarbon component, numerous and jumbled structure and higher cost of the existing equipment. The device for separating the heavy hydrocarbon in the mixed gas has the characteristics of good separation effect and low cost.
Description
Technical field
The utility model belongs to gas separation technique field, is specifically related to the separator of heavy hydrocarbon in the mist, and this device is particularly useful for the separation of the heavy hydrocarbon in the natural gas.
Background technology
In the chemical industry, the admixture of gas that a lot of process gas all are made up of various ingredients, according to different purposes, often need a kind of or some kinds of components are wherein separated or the multiple useless or harmful gas component in the air-flow is removed, to change the composition of admixture of gas.
At present, less in the combustion process because natural gas belongs to a kind of clean energy resource for environmental pollution, so its application and the scope of application are more and more widely.The key component of natural gas is a methane, in addition, also contains ethane, propane, butane etc.The natural gas that different oil gas fields are produced differs widely, and wherein the content of methane has very big difference.The existence of the component except that methane is very big for the natural gas burning performance impact, especially C
3 +Component (C
3Above component) is that the heavy hydrocarbon component can produce coking, carbon distribution etc. when burning, easily stops up burner nozzle.To the field such as the corrosion resistant plate of the clean heating of ask for something, the heating of automotive sheet, carbon distribution will produce pollution, have a strong impact on surface quality of products, therefore, heavy hydrocarbon component in the natural gas must be removed.
In traditional operating procedure, usually adopt freezing to make some components condense liquefaction in the mist, cryogenic temperature is generally below-25 ℃.Under low temperature and elevated pressures, make the C in the natural gas
3 +Component is condensed into liquid in various degree.But this condensation need be adopted cryogenic refrigerating system, and the number of devices that this system needs is many, and bulky and technology complex circuit need take large stretch of ground, the cost of investment height.
C in the application of cold temperature refrigeration system separating natural gas
3 +Component, condensation temperature roughly are divided into shallow cold-peace deep cooling two big classes, and shallow cold temperature is at-25 ℃～-40 ℃, and cryogenic temperature is generally about-90 ℃～-100 ℃.Typical refrigeration system is used propylene refrigeration system and ethylene refrigeration system, needs large-scale refrigeration compressor, equipment such as cryogen suction tanks at different levels, cooler, condenser, evaporimeter (separated gas cooler), cold-producing medium basin.Not only complicated huge, its establishment of this kind refrigeration system and operating cost height, and this system's complicated operation needs various professionals' operations, and move inconvenience, easily cause the waste of the equipment and the energy.
The utility model content
The purpose of this utility model is to provide the separator of heavy hydrocarbon in a kind of mist, and it is numerous and jumbled mainly to have solved the equipment of using for the separation of heavy hydrocarbon in the mist in the prior art, the technical problem that cost is high.
The utility model is as follows at the technical solution of above-mentioned technical problem:
The separator of heavy hydrocarbon in a kind of mist comprises first adsorption tanks and second adsorption tanks, and described first adsorption tanks are communicated with last piping and following piping respectively with the upper and lower port of second adsorption tanks; Described go up piping by first valve of parallel connection and second valve and the 3rd valve in parallel with constitute after the 4th valve is in parallel, be provided with air inlet pipe between described the 3rd valve and the 4th valve, described air inlet pipe is provided with fore filter; Described down piping by the 5th valve of parallel connection and the 6th valve and the 7th valve in parallel with constitute after the 8th valve is in parallel, be provided with blast pipe between described the 7th valve and the 8th valve, described blast pipe is provided with post-filter; Be connected with the air inlet of cooler by conduit between described first valve and second valve; The outlet of described cooler is connected with the inlet of separator by conduit; The liquid outlet of described separator is connected with the 9th valve and receiver successively by conduit, and the liquid outlet of described receiver is provided with the tenth valve; The gas outlet of described separator is connected with the air inlet of pressue device by conduit; The gas outlet of described pressue device is connected with the air inlet of heater by conduit, and the gas outlet of described heater is connected with conduit between the 5th valve and the 6th valve by conduit; Its special character is: 5A or 13X adsorbent are housed respectively in described first adsorption tanks and second adsorption tanks.
The above cooler adopts air-cooled cooling or water-cooled cooling or is lower than 25 ℃ water at low temperature but cold or cooling of refrigerator refrigeration or the cooling of throttling expansion refrigeration.
The temperature of the above low temperature water-cooled is comparatively suitable with 15 ℃.
The temperature of the above low temperature water-cooled is with 7 ℃ of the bests.
The above separator adopts inertial separation, the combination of isolated by filtration or inertia and isolated by filtration.
The above separator is one-level, secondary or multiple-stage separator.
The above separator according to separation accuracy with one-level, secondary or multiple-stage separator with any one, two or more combinations.
The above pressue device is roots blower or compressor.The compressor cost is higher, selects roots blower usually for use.
The above heater can adopt electrical heating or high-temperature steam heating or heat-conducting oil heating or waste heat according to the thermal source difference.
The above heater is one-level, secondary or multistage heater.
The utlity model has following advantage:
1. the good separating effect of heavy hydrocarbon.
The adsorption tanks that 5A or 13X adsorbent are housed that the utility model provides are for the heavy hydrocarbon high adsorption capacity in the mist, thereby make the good separating effect of the heavy hydrocarbon in the mist.
2. simple in structure, cost is low, be convenient to install.
In the mist that the utility model provides the separator overall structure of heavy hydrocarbon simple, need not professional's operation; And it is whole that this device skid becomes, and floor space is little, is convenient to install.
3. save energy consumption in the heating process.
Because not cryogenic refrigeration of mist can be saved energy consumption when therefore heating.
Description of drawings
Fig. 1 is the utility model structural representation.
Description of reference numerals is as follows:
1-first adsorption tanks, 2-second adsorption tanks, the last piping of 3-, piping under the 4-, 5-first valve, 6-second valve, 7-the 3rd valve, 8-the 4th valve, 9-the 5th valve, 10-the 6th valve, 11-the 7th valve, 12-the 8th valve, the 13-cooler, 14-separator, 15-pressue device, 16-heater, 17-the 9th valve, 18-receiver, 19-the tenth valve, 20-blast pipe, the 21-post-filter, 22-fore filter, 23-air inlet pipe.
The specific embodiment
Referring to Fig. 1, the utility model provides the separator of heavy hydrocarbon in a kind of mist, and this device is mainly finished the absorption and the two big functions of regenerating.This separator comprises first adsorption tanks 1 and second adsorption tanks 2, and its upper and lower port is communicated with last piping 3 and following piping 4 respectively.Wherein go up piping 3 by first valve 5 of parallel connection and second valve 6 and the 3rd valve 7 in parallel with constitute after the 4th valve 8 is in parallel; Following piping 4 by the 5th valve 9 of parallel connection and the 6th valve 10 and the 7th valve 11 in parallel with constitute after the 8th valve 12 is in parallel.Be provided with air inlet pipe 23 between the 3rd valve 7 and the 4th valve 8, import in first adsorption tanks 1 or second adsorption tanks 2 with the mist after realizing will fore filter 22 filtering through being connected with air inlet pipe 23; Be provided with blast pipe 20 between the 7th valve 11 and the 8th valve 12, discharge after the post-filter 21 of the mist after will adsorbing with realization through being connected with blast pipe 20 filters.
Be connected by the air inlet of conduit with cooler 13 between first valve 5 and second valve 6, the outlet of cooler 13 is connected by the inlet of conduit with separator 14.The liquid outlet of separator 14 is connected with the 9th valve 17 and receiver 18 successively by conduit, and the liquid outlet of receiver 18 is provided with the tenth valve 19, so that the liquid of storing is discharged; The gas outlet of separator 14 is connected by the air inlet of conduit with pressue device 15, and the gas outlet of pressue device 15 is connected by the air inlet of conduit with heater 16.The gas outlet of pressue device 15 is connected by the air inlet of conduit with heater 16, and the gas outlet of heater 16 is connected with conduit between the 6th valve 10 by conduit and the 5th valve 9.
All be filled with 5A or 13X adsorbent in above-mentioned first adsorption tanks 1 and second adsorption tanks 2, this adsorbent not only can adsorb the heavy hydrocarbon component in the mist, sour gas and moisture such as all right CO absorption 2, H2S.
The type of cooling of above-mentioned cooler 13 is selected air-cooled cooling or water-cooled cooling usually for use, also can select the water at low temperature that is lower than 25 ℃ but cold or cooling of refrigerator refrigeration or the cooling of throttling expansion refrigeration for use, thereby make the heavy hydrocarbon in the mist in cooler 13, fully condense.When selecting the cold but mode of water at low temperature for use, selecting for use 15 ℃ water at low temperature more suitable, preferably select for use 7 ℃ of low temperature water-cooleds to realize that heavy hydrocarbon better condenses, also be simultaneously that the gas-liquid separation in the later separation device 14 is got ready, and makes separating effect better.
Above-mentioned separator 14 can be set to one-level, secondary or multiple-stage separator as requested; Its separation method can adopt inertial separation, the combination of isolated by filtration or inertia and isolated by filtration; In addition, this separator 14 also can make up arbitrarily according to separation accuracy.
Above-mentioned pressue device 15 can be selected roots blower or compressor for use.Because the compressor cost is higher, it is comparatively suitable therefore to choose roots blower in actual applications.
Above-mentioned heater 16 can be set to one-level, secondary or multistage heater as requested; It can generally select electrical heating for use according to any one mode of heating in different thermal source employing electrical heating, high-temperature steam heating, heat-conducting oil heating or the waste heat.
The utility model is applicable to the various separation that contain the mist of heavy hydrocarbon, is particularly useful for the separation of heavy hydrocarbon in the natural gas.Below with reference to accompanying drawing the utility model is explained in detail for the working method that heavy hydrocarbon in the natural gas separates.
Referring to Fig. 1, natural gas via fore filter 22 by the air inlet pipe input filters back feeding air inlet pipe 23, enter first adsorption tanks 1 that are filled with 5A or 13X adsorbent via the 3rd valve 7 again, after adsorbent adsorbs sour gas such as CO2, H2S, moisture and heavy hydrocarbon, after the natural gas via after the absorption enters blast pipe 23 by the 7th valve 11, after post-filter 21 filters, export again, so far realize whole adsorption process by blast pipe 20.
When first adsorption tanks 1 adsorb, natural gas in second adsorption tanks 2 enters cooler 13 by second valve 6, heavy hydrocarbon in the natural gas is condensed into and is liquid, the natural gas that is mixed with liquid heavy hydrocarbon imports separator 14 by conduit, this separator 14 well separates the liquids and gases in the natural gas, and the liquid after will separating inputs to receiver 18 by the liquid outlet of separator 14 through the 9th valve 17; Gas after separating is then transported to pressue device 15 by conduit, gas after pressurized device 15 superchargings is transported to heater 16 by conduit, 16 pairs of gases of heater are heated to predetermined temperature makes it become high-temperature gas, this high-temperature gas is transported to second adsorption tanks 2 that 5A or 13X adsorbent are housed by conduit behind the 6th valve 10, adsorbent is heated, make materials such as the moisture that adsorbs in the adsorbent, heavy hydrocarbon resolve and discharge through second valve 6, reenter regeneration cycle process in company with gas.Wherein regenerative process is controlled automatically by single-chip microcomputer or PLC.
After second adsorption tanks 2 are finished regeneration, first adsorption tanks 1 and second adsorption tanks 2 are switched.After the switching, first adsorption tanks 1 participate in regenerative process, and this moment, second adsorption tanks 2 then participated in adsorption process.Valve handover operation is herein controlled by pneumatic actuator, also can operate manually.So circulation can realize the separation fully of the heavy hydrocarbon in the natural gas, thereby make that the cleanliness factor of combustion of natural gas is higher, can not produce the phenomenon of coking and carbon distribution in the combustion process.
Claims (10)
1. the separator of heavy hydrocarbon in the mist comprises first adsorption tanks (1) and second adsorption tanks (2), and described first adsorption tanks (1) are communicated with last piping (3) and time piping (4) respectively with the upper and lower port of second adsorption tanks (2); Described first valve (5) and second valve (6) and the 3rd valve (7) back in parallel formation in parallel of going up piping (3) by parallel connection with the 4th valve (8), be provided with air inlet pipe (23) between described the 3rd valve (7) and the 4th valve (8), described air inlet pipe (23) is provided with fore filter (22); Described piping (4) down is by the 5th valve (9) and the 6th valve (10) and the 7th valve (11) back in parallel with the 8th valve (12) formation in parallel of parallel connection, be provided with blast pipe (20) between described the 7th valve (11) and the 8th valve (12), described blast pipe (20) is provided with post-filter (21); Be connected by the air inlet of conduit between described first valve (5) and second valve (6) with cooler (13); The outlet of described cooler (13) is connected by the inlet of conduit with separator (14); The liquid outlet of described separator (14) is connected with the 9th valve (17) and receiver (18) successively by conduit, and the liquid outlet of described receiver (18) is provided with the tenth valve (19); The gas outlet of described separator (14) is connected by the air inlet of conduit with pressue device (15); The gas outlet of described pressue device (15) is connected by the air inlet of conduit with heater (16), and the gas outlet of described heater (16) is connected with conduit between the 5th valve (9) and the 6th valve (10) by conduit; It is characterized in that: in described first adsorption tanks (1) and second adsorption tanks (2) 5A or 13X adsorbent are housed respectively.
2. the separator of heavy hydrocarbon in a kind of mist according to claim 1 is characterized in that: described cooler (13) adopts air-cooled cooling or water-cooled cooling or is lower than 25 ℃ water at low temperature but cold or cooling of refrigerator refrigeration or the cooling of throttling expansion refrigeration.
3. the separator of heavy hydrocarbon in a kind of mist according to claim 2 is characterized in that: the temperature of described low temperature water-cooled is 15 ℃.
4. the separator of heavy hydrocarbon in a kind of mist according to claim 3 is characterized in that: the temperature of described low temperature water-cooled is 7 ℃.
5. the separator of heavy hydrocarbon in a kind of mist according to claim 4 is characterized in that: described separator (14) adopts inertial separation, the combination of isolated by filtration or inertia and isolated by filtration.
6. according to the separator of heavy hydrocarbon in the arbitrary described a kind of mist of claim 1 to 5, it is characterized in that: described separator (14) is one-level, secondary or multiple-stage separator (14).
7. the separator of heavy hydrocarbon in a kind of mist according to claim 6 is characterized in that: described separator (14) according to separation accuracy with one-level, secondary or multiple-stage separator with any one, two or more combinations.
8. the separator of heavy hydrocarbon in a kind of mist according to claim 7 is characterized in that: described pressue device (15) is roots blower or compressor.
9. the separator of heavy hydrocarbon in a kind of mist according to claim 8 is characterized in that: described heater (16) adopts electrical heating or high-temperature steam heating or heat-conducting oil heating or waste heat.
10. the separator of heavy hydrocarbon in a kind of mist according to claim 9 is characterized in that: described heater (16) is one-level, secondary or multistage heater (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200205422U CN201643932U (en) | 2010-01-22 | 2010-01-22 | Device for separating heavy hydrocarbon in mixed gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200205422U CN201643932U (en) | 2010-01-22 | 2010-01-22 | Device for separating heavy hydrocarbon in mixed gas |
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| Publication Number | Publication Date |
|---|---|
| CN201643932U true CN201643932U (en) | 2010-11-24 |
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ID=43109128
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200205422U Expired - Lifetime CN201643932U (en) | 2010-01-22 | 2010-01-22 | Device for separating heavy hydrocarbon in mixed gas |
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| Country | Link |
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| CN (1) | CN201643932U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921269A (en) * | 2012-11-02 | 2013-02-13 | 江苏航天惠利特环保科技有限公司 | Oil gas recycling device |
| CN104258642A (en) * | 2014-10-13 | 2015-01-07 | 四川省德阳升发石油工具有限公司 | Natural gas filter |
| CN104893773A (en) * | 2014-06-20 | 2015-09-09 | 康泰斯（上海）化学工程有限公司 | Heavy hydrocarbon removal unit for pipeline natural gas and heavy hydrocarbon removal method |
| CN112834317A (en) * | 2020-12-29 | 2021-05-25 | 国家地质实验测试中心 | Heavy hydrocarbon gas enrichment device and method |
-
2010
- 2010-01-22 CN CN2010200205422U patent/CN201643932U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921269A (en) * | 2012-11-02 | 2013-02-13 | 江苏航天惠利特环保科技有限公司 | Oil gas recycling device |
| CN104893773A (en) * | 2014-06-20 | 2015-09-09 | 康泰斯（上海）化学工程有限公司 | Heavy hydrocarbon removal unit for pipeline natural gas and heavy hydrocarbon removal method |
| CN104893773B (en) * | 2014-06-20 | 2018-02-23 | 康泰斯（上海）化学工程有限公司 | Pipe natural gas heavy hydrocarbon removal unit and heavy hydrocarbon removal methods |
| CN104258642A (en) * | 2014-10-13 | 2015-01-07 | 四川省德阳升发石油工具有限公司 | Natural gas filter |
| CN104258642B (en) * | 2014-10-13 | 2016-01-13 | 四川省德阳升发石油工具有限公司 | A kind of natural gas filter |
| CN112834317A (en) * | 2020-12-29 | 2021-05-25 | 国家地质实验测试中心 | Heavy hydrocarbon gas enrichment device and method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |