CN204125434U - Natural gas conditioning double-tower type absorption regeneration treatment system - Google Patents
Natural gas conditioning double-tower type absorption regeneration treatment system Download PDFInfo
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- CN204125434U CN204125434U CN201420350523.4U CN201420350523U CN204125434U CN 204125434 U CN204125434 U CN 204125434U CN 201420350523 U CN201420350523 U CN 201420350523U CN 204125434 U CN204125434 U CN 204125434U
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 56
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000003345 natural gas Substances 0.000 title claims abstract description 19
- 230000003750 conditioning effect Effects 0.000 title claims abstract description 11
- 230000008929 regeneration Effects 0.000 title claims abstract description 11
- 238000011069 regeneration method Methods 0.000 title claims abstract description 11
- 239000007789 gas Substances 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 9
- 239000002151 riboflavin Substances 0.000 claims description 9
- 239000004149 tartrazine Substances 0.000 claims description 7
- 239000004229 Alkannin Substances 0.000 claims description 6
- 239000004172 quinoline yellow Substances 0.000 claims description 4
- 238000006477 desulfuration reaction Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000005261 decarburization Methods 0.000 abstract description 2
- 230000023556 desulfurization Effects 0.000 abstract description 2
- 238000007670 refining Methods 0.000 abstract description 2
- 235000009508 confectionery Nutrition 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a kind of natural gas conditioning double-tower type absorption regeneration treatment system, depickling gas system is Double-Tower Structure; Regeneration system rapidly is Double-Tower Structure.It is characterized in that: the gas outlet at top, one section of absorption tower is connected by the gas inlet of pipeline with bottom, two sections of absorption towers; Half rich solution outlet of bottom, one section of absorption tower is connected with the half rich solution entrance on top, two sections of absorption towers, the rich solution outlet of bottom, two sections of absorption towers is connected with the rich solution entrance on one section of regenerator column top by pipeline, the semi lean solution outlet of one section of regenerator column bottom is connected with the semi lean solution entrance on two sections of regenerator column tops by pipeline, and the lean solution outlet of two sections of regenerator column bottoms is connected by the lean solution entrance of pipeline with top, one section of absorption tower.Single tower in traditional technology is changed into double tower by the utility model, can reach decarburization and desulfurization simultaneously, and removes thoroughly clean; Reduce the height of tower; Can avoid because original completed region of the city refining plant tower is too high and affect city image.
Description
Technical field
The utility model belongs to gas conditioning technical field, specifically, particularly relates to a kind of natural gas conditioning double-tower type absorption regeneration treatment system.
Background technology
Sweet natural gas more and more comes into one's own as clean energy, causes the ratio of Sweet natural gas in power supply to increase sharply.Natural gas applications is in power source or domestic energy, the use of coal-fired (gas is for coal), fuel oil (gas generation oil) will be reduced, and then Cleaning Air environment, being the needs that people's living standard improves, is energy-saving and emission-reduction and the needs improving cities and towns investment environment.And in order to realize above-mentioned target, natural gas purification processing is the treating processes must carried out in natural gas processing.
Sweet natural gas tower need be made to reduce and toxic gas zero release in completed region of the city, single tower absorption comparatively general in prior art and single tower reconstituted form, pipeline and Controlling System complexity, safeguard inconvenience; Tower body is higher, is transported to tower top, adds people's the psychology of fear to Sweet natural gas.
Utility model content
In view of this, technical problem to be solved in the utility model is to provide a kind of natural gas conditioning double-tower type absorption regeneration treatment system that process unit can be made to become sled, reduction tower height, so that transport, and easy to operate; Add security, reduce and fear sense.
The technical solution of the utility model is as follows: a kind of natural gas conditioning double-tower type absorption regeneration treatment system, the unstripped gas entrance of one section of absorption tower (T-101) bottom is connected to admission passage, half rich solution outlet of one section of absorption tower (T-101) bottom is connected after half rich solution pump (P-101) by pipeline, be connected with the half rich solution entrance on two sections of absorption tower (T-102) tops, the gas outlet at one section of absorption tower (T-101) top is connected by the gas inlet of pipeline with two sections of absorption tower (T-102) bottoms, the rich solution outlet of described two sections of absorption tower (T-102) bottoms is connected by the rich solution entrance of pipeline with one section of regenerator column (T-103) top, the gas outlet on two sections of absorption tower (T-102) tops is by after pipeline series connection the 3rd water cooler (E-104), be connected with the entrance absorbing tower top strainer (F-101), the outlet absorbing tower top strainer (F-101) is connected to outlet pipe, the resurgent gases outlet at described one section of regenerator column (T-103) top is connected with resurgent gases retrieving arrangement by pipeline, the semi lean solution outlet of described one section of regenerator column (T-103) bottom is connected after semi-leanpump (P-102) by pipeline, be connected with the semi lean solution entrance on two sections of regenerator column (T-104) tops, the resurgent gases outlet at two sections of regenerator column (T-104) tops is connected with resurgent gases retrieving arrangement by pipeline, the lean solution outlet of two sections of regenerator column (T-104) bottoms is connected after lean pump (P-104) by pipeline, be connected with the lean solution entrance on one section of absorption tower (T-101) top.
The utility model process unit can become sled, and absorption tower and regenerator column are all set to Double-Tower Structure, reduces the height of tower, original completed region of the city refining plant tower can be avoided too high and affect city image; The utility model can reach decarburization and desulfurization simultaneously, and removes thoroughly clean, and working efficiency is high, technical maturity, advanced technology, and processing accuracy is high, and construction investment economizes, and running cost is low, and environmental pollution is little.
As preferably, the rich solution outlet of described two sections of absorption tower (T-102) bottoms by pipeline connect poor rich liquid heat exchanger (E-101) first channel after, be connected with the rich solution entrance on one section of regenerator column (T-103) top; The lean solution outlet of described two sections of regenerator column (T-104) bottoms is connected successively by pipeline after the second passage of poor rich liquid heat exchanger (E-101), the first water cooler (E-102) and lean pump (P-104), is connected with the lean solution entrance on one section of absorption tower (T-101) top.Above structure utilizes two sections of regenerator columns high-temperature barren liquor out to heat two sections of absorption tower rich solutions out, flows to one section of regenerator column again, thus achieve the effective utilization to ready-made heat after rich solution is heated up.
As preferably, for the ease of piping layout, the pipeline that described one section of regenerator column (T-103) top resurgent gases outlet connects exports with two sections of regenerator column (T-104) top resurgent gaseses the pipeline doubling be connected, connect after the second water cooler (E-103), be connected with resurgent gases retrieving arrangement.
As preferably, described resurgent gases retrieving arrangement is for adding flow container (V-101), this outlet adding flow container (V-101) bottom is connected by bypass pipe after heat pump (P-103), is connected on the pipeline between the first water cooler (E-102) and lean pump (P-104).Add flow container to reclaim resurgent gases, and can as required to one section of absorption tower fluid infusion.
Beneficial effect: the utility model process unit can become sled, and tower height reduces, and is not only convenient to transport, shortens construction period, and equipment layout and pipe arrangement effectively make use of space, save land resources, have purified atmospheric environment.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail:
As shown in Figure 1, unstripped gas entrance and rich solution outlet is provided with in the bottom of one section of absorption tower T-101, the unstripped gas entrance of T-101 bottom, one section of absorption tower is connected to admission passage, this admission passage is connected with the pressure regulation metering system of upstream, half rich solution outlet of T-101 bottom, one section of absorption tower is connected after half rich solution pump P-101 by pipeline, be connected with the half rich solution entrance on T-102 top, two sections of absorption towers, the gas outlet at T-101 top, one section of absorption tower is connected by the gas inlet of pipeline with T-102 bottom, two sections of absorption towers.After the rich solution outlet of T-102 bottom, the described two sections of absorption towers first channel by pipeline series connection poor rich liquid heat exchanger E-101, be connected with the rich solution entrance on one section of regenerator column T-103 top.The gas outlet on T-102 top, two sections of absorption towers is by after pipeline series connection the 3rd water cooler E-104, be connected with the entrance absorbing tower top filter F-101, the outlet absorbing tower top filter F-101 is connected to outlet pipe, this outlet pipe can be connected with desulfuration demercuration tower, also can directly be connected with the dewatering unit in downstream.
As shown in Figure 1, the outlet of the resurgent gases at one section of regenerator column T-103 top is connected by pipeline after the second water cooler E-103, is connected with the entrance adding flow container V-101 top.The semi lean solution outlet of described one section of regenerator column T-103 bottom, by after pipeline series connection semi-leanpump P-102, is connected with the semi lean solution entrance on two sections of regenerator column T-104 tops.The resurgent gases outlet at two sections of regenerator column T-104 tops is connected on the pipeline between one section of regenerator column T-103 and the second water cooler E-103 by pipeline.The lean solution outlet of described two sections of regenerator column T-104 bottoms is connected successively by pipeline after the second passage of poor rich liquid heat exchanger E-101, the first water cooler E-102 and lean pump P-104, is connected with the lean solution entrance on T-101 top, one section of absorption tower.The described outlet adding flow container V-101 bottom, by after bypass pipe series connection heat pump P-103, is connected on the pipeline between the first water cooler E-102 and lean pump P-104.
As shown in Figure 1, in above structure, arrange necessary valve, emptying and blowdown apparatus during installation, the instrument that there is a need to is monitored, and belongs to that those skilled in the art understand, and repeats no more here.
Principle of work of the present utility model is as follows:
Unstripped gas enters in one section of absorption tower T-101 from the entrance of bottom, and flow from bottom to top, with the lean solution generation overflow of flowing from top to bottom, complete one section of absorption, half rich solution produced, after half rich solution pump P-101 supercharging, enters from top in two sections of absorption tower T-102; Half purified natural gas of one section of absorption formation enters in two sections of absorption tower T-102 from bottom, with half rich solution generation overflow, complete depickling, after natural gas via after depickling the 3rd water cooler E-104 cools, enter and absorb tower top filter F-101 inner filtration, then can enter desulfuration demercuration tower and remove the mercurous composition of all sulfur-bearings, also directly can enter the dewatering unit in downstream.
The rich solution of two sections of absorption tower T-102 generations is by after poor rich liquid heat exchanger E-101 intensification, enter one section of regenerator column T-103 to regenerate from top, resurgent gases is from the resurgent gases outlet flow on top to adding flow container V-101 (cool by way of the second water cooler E-103), half rich solution of one section of regenerator column T-103 is after semi-leanpump P-102 supercharging, two sections of regenerator column T-104 are entered from top, the resurgent gases of two sections of regenerator column T-104 generations is after the second water cooler E-103 cools, enter and add in flow container V-101, and the high-temperature barren liquor of two sections of regenerator column T-104 is successively through poor rich liquid heat exchanger E-101, first water cooler E-102 and lean pump P-104, finally enter in one section of absorption tower T-101 from top, and lean solution is when flowing through poor rich liquid heat exchanger E-101, rich solution can be transferred heat to, rich solution is heated.
Heat pump P-103 opens when needs, the lean solution added in flow container V-101 can be added in the pipeline before lean pump P-104 import.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of the technical program, it all should be encompassed in the middle of right of the present utility model.
Claims (4)
1. a natural gas conditioning double-tower type absorption regeneration treatment system, it is characterized in that: the unstripped gas entrance of one section of absorption tower (T-101) bottom is connected to admission passage, half rich solution outlet of one section of absorption tower (T-101) bottom is connected after half rich solution pump (P-101) by pipeline, be connected with the half rich solution entrance on two sections of absorption tower (T-102) tops, the gas outlet at one section of absorption tower (T-101) top is connected by the gas inlet of pipeline with two sections of absorption tower (T-102) bottoms; The rich solution outlet of described two sections of absorption tower (T-102) bottoms is connected by the rich solution entrance of pipeline with one section of regenerator column (T-103) top, the gas outlet on two sections of absorption tower (T-102) tops is by after pipeline series connection the 3rd water cooler (E-104), be connected with the entrance absorbing tower top strainer (F-101), the outlet absorbing tower top strainer (F-101) is connected to outlet pipe;
The resurgent gases outlet at described one section of regenerator column (T-103) top is connected with resurgent gases retrieving arrangement by pipeline, the semi lean solution outlet of described one section of regenerator column (T-103) bottom is connected after semi-leanpump (P-102) by pipeline, be connected with the semi lean solution entrance on two sections of regenerator column (T-104) tops, the resurgent gases outlet at two sections of regenerator column (T-104) tops is connected with resurgent gases retrieving arrangement by pipeline, the lean solution outlet of two sections of regenerator column (T-104) bottoms is connected after lean pump (P-104) by pipeline, be connected with the lean solution entrance on one section of absorption tower (T-101) top.
2. natural gas conditioning double-tower type absorption regeneration treatment system according to claim 1, it is characterized in that: the outlet of the rich solution of described two sections of absorption tower (T-102) bottoms by pipeline connect poor rich liquid heat exchanger (E-101) first channel after, be connected with the rich solution entrance on one section of regenerator column (T-103) top; The lean solution outlet of described two sections of regenerator column (T-104) bottoms is connected successively by pipeline after the second passage of poor rich liquid heat exchanger (E-101), the first water cooler (E-102) and lean pump (P-104), is connected with the lean solution entrance on one section of absorption tower (T-101) top.
3. natural gas conditioning double-tower type absorption regeneration treatment system according to claim 2, it is characterized in that: the pipeline that described one section of regenerator column (T-103) top resurgent gases outlet connects exports with two sections of regenerator column (T-104) top resurgent gaseses the pipeline doubling be connected, connect after the second water cooler (E-103), be connected with resurgent gases retrieving arrangement.
4. natural gas conditioning double-tower type absorption regeneration treatment system according to claim 3, it is characterized in that: described resurgent gases retrieving arrangement is for adding flow container (V-101), this outlet adding flow container (V-101) bottom is connected by bypass pipe after heat pump (P-103), is connected on the pipeline between the first water cooler (E-102) and lean pump (P-104).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420350523.4U CN204125434U (en) | 2014-06-26 | 2014-06-26 | Natural gas conditioning double-tower type absorption regeneration treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420350523.4U CN204125434U (en) | 2014-06-26 | 2014-06-26 | Natural gas conditioning double-tower type absorption regeneration treatment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204125434U true CN204125434U (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420350523.4U Expired - Lifetime CN204125434U (en) | 2014-06-26 | 2014-06-26 | Natural gas conditioning double-tower type absorption regeneration treatment system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204125434U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104629818A (en) * | 2015-02-03 | 2015-05-20 | 薛斌 | Desulfurization liquid enrichment dual-effect desorption process and system by virtue of vacuum carbonate method |
| CN106039932A (en) * | 2016-05-27 | 2016-10-26 | 重庆耐德能源装备集成有限公司 | Process and system for removing carbon dioxide in natural gas |
-
2014
- 2014-06-26 CN CN201420350523.4U patent/CN204125434U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104629818A (en) * | 2015-02-03 | 2015-05-20 | 薛斌 | Desulfurization liquid enrichment dual-effect desorption process and system by virtue of vacuum carbonate method |
| CN104629818B (en) * | 2015-02-03 | 2017-01-04 | 薛斌 | Vacuum carbonate desulphurization rich solution economic benefits and social benefits desorption technique and system |
| CN106039932A (en) * | 2016-05-27 | 2016-10-26 | 重庆耐德能源装备集成有限公司 | Process and system for removing carbon dioxide in natural gas |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150128 |