CN204874437U - Modularization triethylene glycol dewatering device - Google Patents
Modularization triethylene glycol dewatering device Download PDFInfo
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- CN204874437U CN204874437U CN201520519027.1U CN201520519027U CN204874437U CN 204874437 U CN204874437 U CN 204874437U CN 201520519027 U CN201520519027 U CN 201520519027U CN 204874437 U CN204874437 U CN 204874437U
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Abstract
The utility model discloses a modularization triethylene glycol dewatering device, including absorption tower and three module, wherein: module no. 1 is integrated by product gas separator, flash tank, TEG filter and fuel gas pitcher, module no. 2 is integrated by two plate heat exchanger and two TEG reciprocating pumps, module no. 3 divides fluid reservoir and reboiler integrated by waste gas. The utility model has the advantages that: adopt the modularized design, all equipment and valve are installed on the sledge seat, have optimized traditional dehydration process flow, have changed traditional construction and construction management mode, have solved traditional design, and equipment is in large quantity, and area is big, and the investment is high, personnel dispose many scheduling problems, have realized shale gas gas field and have gone into operation fast, have improved the gas field and have built speed, have shortened on -the -spot construction cycle, improved construction quality, have reduced the whole construction cost of shale air to open.
Description
Technical field
The utility model relates to a kind of modularization TEG dehydration device, especially relates to a kind of TEG dehydration device adapting to shale gas dehydration.
Background technology
Along with the fast development of the domestic shale gas energy, the problem of shale gas exploitation is more and more significant.Domestic shale gas is mainly distributed in mountain area, project construction place natural environmental condition is poor, have inconvenient traffic, expropriation of land is difficult, features as poor geologic condition, and these factors seriously constrain the exploitation of shale gas, cause conventional oil-gas field surface construction pattern cannot adapt to the growth requirement of shale gas surface construction, so it is fast to be badly in need of a kind of construction speed, quality is high, the device that floor space is little and highly integrated.Therefore the modularization research carrying out shale gas development device is imperative, modular unit is not simply all devices is placed on a sledge seat, but under the prerequisite meeting current standard specifications and use properties, reduce block size as far as possible, meet the restriction of transport condition, reduce floor space, reduce site operation amount.
Utility model content
The utility model overcomes shortcoming of the prior art, provide a kind of modularization TEG dehydration device, the problems such as equipment is many, floor space is large, construction environment is poor in shale gas exploitation can be solved, construction quality can be improved simultaneously, shorten construction period, be particularly suitable for the rolling development of shale gas.
The technical solution of the utility model is: a kind of modularization TEG dehydration device, comprises absorption tower and three modules, wherein: module one is integrated by gas product separator, flash tank, TEG strainer and fuel gas tank, module two by two platen type interchanger and two TEG reciprocation pump integrated, module three by waste gas divide flow container and reboiler integrated, the gas outlet pipeline on described absorption tower is connected with the gas product separator of module one, the TEG rich solution outlet conduit on absorption tower is connected with the reboiler of module three, the rich solution outlet conduit of reboiler is connected with the flash tank of module one, the rich solution outlet conduit of flash tank is connected with TEG strainer, the rich solution outlet conduit of TEG strainer is connected with the plate-type heat exchanger rich solution import of module two, the rich solution outlet conduit of plate-type heat exchanger is connected with the reboiler of module three, the lean solution outlet conduit of reboiler is connected with the plate-type heat exchanger lean solution import of module two, the outlet of plate-type heat exchanger lean solution is connected with TEG reciprocation pump, TEG reciprocation pump is connected with absorption tower by pipeline.
Further, described module one is divided into four layers, arranges flash tank and three TEG strainers from bottom number the first layer, and the second layer is maintenance layer, and third layer is process pipeline and blow-down pipe layer, and the 4th layer arranges fuel gas tank and gas product separator.
Further, connected between every layer by detachable node, described detachable node is included in the joist steel girder that layering place is cut off, and after two sections coincidences of joist steel girder, with bolt, stiffening plate is fixed on joist steel girder both sides.
Compared with prior art, the utility model has the advantages that: TEG dehydration device is adopted modular design, by gas product separator, fuel gas tank, flash tank, TEG strainer, TEG pump, plate-type heat exchanger, reboiler, waste gas divides flow container and mating valve, pipeline, instrument etc. are integrated in several module, form overall manufacture, and it is convenient to split, reassemble easy modularization skid-mounted unit, effectively can improve construction quality, the reduction of erection time, reduce floor space, reduce work on the spot amount, improve traditional construction mode.
Accompanying drawing explanation
The utility model illustrates by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the facade layout drawing of module one of the present utility model;
Fig. 2 is the detachable node diagram of steel construction;
Fig. 3 is the plot plan of module two and module three;
Fig. 4 is process principle figure of the present utility model.
Embodiment
A kind of modularization TEG dehydration device, as shown in figures 1 and 3, comprising: absorption tower, gas product separator 1, flash tank 2, TEG strainer 3, fuel gas tank 4, plate-type heat exchanger 5, TEG reciprocation pump 6, waste gas divide flow container 7, reboiler 8 and process valve and pipeline etc.
By gas product separator 1, flash tank 2, TEG strainer 3, fuel gas tank 4, plate-type heat exchanger 5, TEG reciprocation pump 6, waste gas divides flow container 7, reboiler 8, valve, instrument, cable and pipeline are integrated into three modules, overall manufacture in manufactory, then transportable little module is split as, the interface of non-standard equipment, the interface of module and module and external process interface all adopt Flange joint, forceful electric power and light current link box are set in sledge, joint flange and cable termination is only needed after equipment to scene, this skid-mounted device has advanced scientific and technological level and automatic control level, can in Central Control Room Long-distance Control.Meanwhile, it is few that scene reassembles workload, and floor space is little.
Gas product separator 1, flash tank 2, TEG strainer 3, fuel gas tank 4, valve and pipeline are integrated into module one, as shown in Figure 1, module one is divided into four layers, the lowest layer (the first layer) arranges flash tank 2 and three TEG strainers 3, the second layer is maintenance layer, third layer is process pipeline and blow-down pipe layer, and the 4th layer is fuel gas tank 4 and gas product separator 1.For meeting movement requirement, between each layer, girder is arranging detachable node apart from 1m place, this layer of sledge face, and detachable node comprises: joist steel girder 21, layering place 22, stiffening plate 23, bolt 24 etc.Girder 21 cuts off in layering place 22, and two end faces must be put down in end milling, during installation, are overlapped by two of girder 22 end faces, utilize bolt 24 that stiffening plate 23 is fixed on joist steel both sides, ensure that two end faces overlap completely, as shown in Figure 2.In Process of Modular Design, the force analysis of whole module can be considered, steel structure girder arranges support for pipeline and valve.The cable of all electricity and automatic instrument(s) is unified threading or walks cable testing bridge, is connected to switch box, realizes Long-distance Control and monitoring.For meeting transportation demand, four layers of modular unit being designed to four little sledge blocks, detachable node is set between every layer.
Described absorption tower is vertical tower, is arranged in separately module one side.
As shown in Figure 3, two 5, two, platen type interchanger TEG reciprocation pump 6, valve and pipelines are integrated into module two, in modular design process, carry out stress distribution and vibration analysis for module whole and dynamic equipment, steel structure girder arranges support for pipeline and valve.The cable of all electricity and automatic instrument(s) is unified threading or walks cable testing bridge, is connected to switch box, realizes Long-distance Control and monitoring.
As shown in Figure 3, waste gas divides flow container 7, reboiler 8, pipeline and valve to be integrated into module three, module three is divided into two-layer, in Process of Modular Design, the main integrated fuelgas pipeline of the first layer and reboiler, second layer platform is mainly reboiler operation of combustors layer and resurgent gases process pipeline layer, and TEG pipeline is all arranged in below two-layer platform.For meeting movement requirement, two-layer platform and column are all with bolts, convenient fractionation.Module whole carries out stress distribution, and steel structure girder arranges support for pipeline and valve.The cable of all electricity and automatic instrument(s) is unified threading or walks cable testing bridge, is connected to switch box, realizes Long-distance Control and monitoring.
The steel construction of all modules is by joist steel, and the shaped steel such as channel-section steel, angle steel is formed.
Principle of work of the present utility model: comprise three modules and an absorption tower, in all modules, non-standard equipment is all fixed on steel construction, and the interface of non-standard equipment, the interface of module and module and external process interface all adopt Flange joint.Wet natural gas enters bottom, TEG absorption tower from pipeline 9, in Ta Nei and top-down TEG lean solution counter current contact, remove the saturation water in Sweet natural gas, enter after gas product separator 1 separatory through pipeline 10 after the Sweet natural gas after dehydration goes out tower and go out device, transport to downstream through outer conveying device.Enter after TEG reboiler 8 rich solution rectifying column takes one's place hot coil heat exchange from bottom, TEG absorption tower TEG rich solution out through pipeline 12, enter TEG flash tank 2 flash distillation through pipeline 13, the TEG rich solution after flash distillation removes mechanical impurity in solution and degraded product through TEG strainer 3 successively.Rich solution after filtration enters plate-type heat exchanger 5 heat exchange through pipeline 14, then enters TEG reboiler 8 rich solution rectifying column concentrate through pipeline 15.Enter plate-type heat exchanger 5 heat exchange through pipeline 16 again, then enter TEG reciprocation pump 6 supercharging through pipeline, deliver to after top, absorption tower and tower top dry gas heat exchange out through pipeline 17 and enter the lean solution import of tower top, complete solution circulated.
Claims (6)
1. a modularization TEG dehydration device, is characterized in that: comprise absorption tower and three modules, wherein: module one is integrated by gas product separator, flash tank, TEG strainer and fuel gas tank, module two by two platen type interchanger and two TEG reciprocation pump integrated, module three by waste gas divide flow container and reboiler integrated, the gas outlet pipeline on described absorption tower is connected with the gas product separator of module one, the TEG rich solution outlet conduit on absorption tower is connected with the reboiler of module three, the rich solution outlet conduit of reboiler is connected with the flash tank of module one, the rich solution outlet conduit of flash tank is connected with TEG strainer, the rich solution outlet conduit of TEG strainer is connected with the plate-type heat exchanger rich solution import of module two, the rich solution outlet conduit of plate-type heat exchanger is connected with the reboiler of module three, the lean solution outlet conduit of reboiler is connected with the plate-type heat exchanger lean solution import of module two, the outlet of plate-type heat exchanger lean solution is connected with TEG reciprocation pump, TEG reciprocation pump is connected with absorption tower by pipeline.
2. a kind of modularization TEG dehydration device according to claim 1, it is characterized in that: described module one is divided into four layers, from bottom number the first layer, flash tank and three TEG strainers are set, the second layer is maintenance layer, third layer is process pipeline and blow-down pipe layer, and the 4th layer arranges fuel gas tank and gas product separator.
3. a kind of modularization TEG dehydration device according to claim 2, it is characterized in that: connected by detachable node between every layer, described detachable node is included in the joist steel girder that layering place is cut off, after two sections coincidences of joist steel girder, with bolt, stiffening plate is fixed on joist steel girder both sides.
4. a kind of modularization TEG dehydration device according to claim 1, is characterized in that: in each module, non-standard equipment is all fixed on steel construction, and the interface of non-standard equipment, the interface of module and module and external process interface all adopt Flange joint.
5. a kind of modularization TEG dehydration device according to claim 4, is characterized in that: described steel construction is made up of joist steel, channel-section steel and angle steel.
6. a kind of modularization TEG dehydration device according to claim 1, is characterized in that: described absorption tower is vertical tower, is arranged in separately module one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519027.1U CN204874437U (en) | 2015-07-16 | 2015-07-16 | Modularization triethylene glycol dewatering device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519027.1U CN204874437U (en) | 2015-07-16 | 2015-07-16 | Modularization triethylene glycol dewatering device |
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| CN204874437U true CN204874437U (en) | 2015-12-16 |
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| CN201520519027.1U Active CN204874437U (en) | 2015-07-16 | 2015-07-16 | Modularization triethylene glycol dewatering device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457357A (en) * | 2021-05-27 | 2021-10-01 | 中国石油天然气股份有限公司西南油气田分公司重庆气矿 | Tail gas deodorization process and device for triethylene glycol dehydration |
-
2015
- 2015-07-16 CN CN201520519027.1U patent/CN204874437U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113457357A (en) * | 2021-05-27 | 2021-10-01 | 中国石油天然气股份有限公司西南油气田分公司重庆气矿 | Tail gas deodorization process and device for triethylene glycol dehydration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180110 Address after: 610041 Chengdu high tech Zone, Sichuan province sublimation Road No. 6 Patentee after: China Petroleum Engineering Construction Co Ltd Address before: 610041 Chengdu high tech Zone, Sichuan province sublimation Road No. 6 Patentee before: Engineering Design Co., Ltd., China Petroleum Group |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201110 Address after: 100007 Beijing, Dongzhimen, North Street, No. 9, No. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. Address before: 610041 No. 6, sublimation Road, hi tech Zone, Sichuan, Chengdu Patentee before: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. |
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| TR01 | Transfer of patent right |