CN204385153U - Sledge-borne type triglycol natual gas dehydrate unit - Google Patents
Sledge-borne type triglycol natual gas dehydrate unit Download PDFInfo
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- CN204385153U CN204385153U CN201520042429.7U CN201520042429U CN204385153U CN 204385153 U CN204385153 U CN 204385153U CN 201520042429 U CN201520042429 U CN 201520042429U CN 204385153 U CN204385153 U CN 204385153U
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Abstract
Sledge-borne type triglycol natual gas dehydrate unit, described device comprises triglycol absorption tower, gas-liquid heat-exchange, Sweet natural gas divides flow container, recycle pump, counter-flow air water cooler, triglycol flash tank, filter cloth filter, activated charcoal filter, liquid-liquid heat exchanger, triglycol regenerator column and reboiler thereof and condenser, all devices is installed in skid, is provided with multiple shock strut bottom described skid.
Description
Technical field
The utility model relates to a kind of natual gas dehydrate unit.
Background technology
The Sweet natural gas that offshore oil and gas field is produced, needs will transport to land by submerged pipeline; Bottom-water temperature is low, even can to less than 0 DEG C; Sweet natural gas is low temperature, high pressure conditions in submerged pipeline course of conveying, easily separates out liquid water, even occurs frozen block problem; Submerged pipeline maintenance difficulty is large; Therefore dewater very necessary to the Sweet natural gas being transported to land by submerged pipeline.TEG dehydration device is used for gas dehydration, but offshore natural gas is produced, because its job platform is narrow, how dewatering unit is placed on floating platform, but compared with terrestrial environment, marine floating type platform has poor stability, the shortcoming that salt air corrosion is large, and therefore providing a kind of sledge-borne type triglycol natual gas dehydrate unit being applicable to floating platform on sea to become in prior art needs the problem of solution.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of sledge-borne type triglycol natual gas dehydrate unit, described device comprises triglycol absorption tower, gas-liquid heat-exchange, Sweet natural gas divides flow container, recycle pump, counter-flow air water cooler, triglycol flash tank, filter cloth filter, activated charcoal filter, liquid-liquid heat exchanger, triglycol regenerator column and reboiler thereof and condenser, it is characterized in that: the lower side on triglycol absorption tower has wet natural gas import and the outlet of rich triglycol from down to up successively, upper side has poor triglycol opening for feed, tower top has dry gas outlet, dry gas outlet is connected with gas-liquid heat-exchange gas channel inlet by pipeline, gas-liquid heat-exchange gas path exit port and Sweet natural gas divide flow container entrance to be connected, Sweet natural gas divides flow container to export as the dry gas of whole device exports, the rich triglycol outlet on triglycol absorption tower is connected with the rich triglycol entrance of recycle pump, the rich triglycol outlet of recycle pump is connected with the liquid phase entrance of counter-flow air water cooler, the liquid-phase outlet of counter-flow air water cooler is connected with triglycol flash tank entrance, and triglycol flash tank top has flashed vapour outlet, the rich triglycol outlet of triglycol flash tank bottom is connected with filter cloth filter entrance, filter cloth filter outlet is connected with activated charcoal filter entrance, activated charcoal filter outlet is connected with the rich triglycol feeder connection of liquid-liquid heat exchanger, the rich triglycol channel outlet of liquid-liquid heat exchanger is connected with triglycol regenerator column opening for feed, triglycol regeneration overhead end discharge port is connected with condenser inlet, and condensator outlet is connected with triglycol regenerator column trim the top of column mouth, triglycol regenerator column bottom discharge port is connected with reboiler opening for feed, reboiler is provided with fuel gas entrance, opening for feed, poor triglycol outlet and heat outlet, reboiler heat outlet is connected with hot gas inlet at the bottom of triglycol regenerator column tower, reboiler fuel gas entrance connects fuelgas pipeline, the outlet of reboiler poor triglycol is connected with the poor triglycol feeder connection of liquid-liquid heat exchanger, liquid-liquid heat exchanger poor triglycol channel outlet is connected with the poor triglycol entrance of recycle pump, the poor triglycol outlet of recycle pump is connected with gas-liquid heat-exchange fluid passage entrance, gas-liquid heat-exchange liquid channel outlet is connected with the poor triglycol opening for feed of triglycol absorption tower top side face, above-mentioned all devices is installed in skid, is provided with multiple shock strut bottom described skid.
Described shock strut comprises upper support seat, lower support seat and hydraulic prop.
Described sledge-borne type triglycol natual gas dehydrate unit, is characterized in that described recycle pump is for driving Mil (KIMARY) recycle pump.
The all devices of triglycol natual gas dehydrate unit is all incorporated on a skid platform by the sledge-borne type triglycol natual gas dehydrate unit that the utility model provides, make it easy to complete installation, mobile, change, in addition in device provided by the invention, for adapting to ocean production environment, shock strut has been installed bottom skid, described shock strut adopts hydraulic prop to regulate height, automatic control and adjustment can be carried out according to the shake amplitude of floating platform on sea and cycle, Oversea wind power generation facility can be adopted to carry out periodically flexible power as hydraulic prop, the energy consumed is regulated just in time can the output rating of wind generator facility to be directly proportional.
Accompanying drawing explanation
Fig. 1 is the sledge-borne type triglycol natual gas dehydrate unit processing unit general flow chart provided in embodiment;
Embodiment
The utility model provides a kind of sledge-borne type triglycol natual gas dehydrate unit, its processing unit general flow chart as shown in Figure 1, described device comprises triglycol absorption tower 1, gas-liquid heat-exchange 2, Sweet natural gas divides flow container 3, recycle pump 4, counter-flow air water cooler 5, triglycol flash tank 6, filter cloth filter 7, activated charcoal filter 8, liquid-liquid heat exchanger 9, triglycol regenerator column 10 and reboiler thereof and condenser, the lower side on triglycol absorption tower has wet natural gas import and the outlet of rich triglycol from down to up successively, upper side has poor triglycol opening for feed, tower top has dry gas outlet, dry gas outlet is connected with gas-liquid heat-exchange gas channel inlet by pipeline, gas-liquid heat-exchange gas path exit port and Sweet natural gas divide flow container entrance to be connected, Sweet natural gas divides flow container to export as the dry gas of whole device exports, the rich triglycol outlet on triglycol absorption tower is connected with the rich triglycol entrance of recycle pump, the rich triglycol outlet of recycle pump is connected with the liquid phase entrance of counter-flow air water cooler, the liquid-phase outlet of counter-flow air water cooler is connected with triglycol flash tank entrance, and triglycol flash tank top has flashed vapour outlet, the rich triglycol outlet of triglycol flash tank bottom is connected with filter cloth filter entrance, filter cloth filter outlet is connected with activated charcoal filter entrance, activated charcoal filter outlet is connected with the rich triglycol feeder connection of liquid-liquid heat exchanger, the rich triglycol channel outlet of liquid-liquid heat exchanger is connected with triglycol regenerator column opening for feed, triglycol regeneration overhead end discharge port is connected with condenser inlet, and condensator outlet is connected with triglycol regenerator column trim the top of column mouth, triglycol regenerator column bottom discharge port is connected with reboiler opening for feed, reboiler has fuel gas entrance, opening for feed, poor triglycol outlet and heat outlet, reboiler heat outlet is connected with hot gas inlet at the bottom of triglycol regenerator column tower, reboiler fuel gas entrance connects fuelgas pipeline, the outlet of reboiler poor triglycol is connected with the poor triglycol feeder connection of liquid-liquid heat exchanger, liquid-liquid heat exchanger poor triglycol channel outlet is connected with the poor triglycol entrance of recycle pump, the poor triglycol outlet of recycle pump is connected with gas-liquid heat-exchange fluid passage entrance, gas-liquid heat-exchange liquid channel outlet is connected with the poor triglycol opening for feed of triglycol absorption tower top side face, above-mentioned all devices is installed in skid, is provided with multiple shock strut bottom described skid.Described shock strut comprises upper support seat, lower support seat and hydraulic prop.Described recycle pump is for driving Mil (KIMARY) recycle pump.
The sledge-borne type triglycol natual gas dehydrate unit technical process that the utility model provides is as follows:
1, wet natural gas to be drained off is from the wet natural gas import on triglycol absorption tower, poor triglycol (namely for triglycol that moisture and other impurity dewatered are lower) enters triglycol absorption tower from the poor triglycol opening for feed on triglycol absorption tower, and wet natural gas and poor triglycol carry out adverse current dehydration in triglycol absorption tower;
2, the dry gas dewatered through step 1 flows out from the dry gas outlet at top, triglycol absorption tower, entering after gas-liquid heat-exchange after Sweet natural gas divides flow container to remove the liquid wherein carried secretly further divides flow container outlet flow to go out from Sweet natural gas, and Sweet natural gas divides flow container to export as the dry gas of whole device exports;
3, rich triglycol is become after moisture in step 1 in poor triglycol absorption wet natural gas and portion of natural gas, successively through driving Mil's recycle pump after rich triglycol flows out from the rich triglycol outlet on triglycol absorption tower, triglycol flash tank is entered after counter-flow air water cooler, flow out after inflammable light constituent is sloughed in flash distillation at triglycol flash tank, and after the filtration of filter cloth filter and activated charcoal filter, enter liquid-liquid heat exchanger successively, enter triglycol dehydration tower from the rich triglycol of liquid-liquid heat exchanger outflow and carry out dehydration rectifying, overhead fraction part flows out with vapor form, part refluxes after overhead condenser condensation, after tower bottom distillate goes out from tower bottom flow, heat through reboiler, low volatility components returns triglycol regenerator column by hot gas inlet at the bottom of reboiler heat outlet, triglycol regenerator column tower, high volatility components flows out reboiler as poor triglycol, through liquid-liquid heat exchanger cooling, open Mil's recycle pump, gas-liquid heat-exchange after add in triglycol absorption tower and recycle.Reboiler adopts fuel gas as thermal source.
Claims (3)
1. a sledge-borne type triglycol natual gas dehydrate unit, described device comprises triglycol absorption tower, gas-liquid heat-exchange, Sweet natural gas divides flow container, recycle pump, counter-flow air water cooler, triglycol flash tank, filter cloth filter, activated charcoal filter, liquid-liquid heat exchanger, triglycol regenerator column and reboiler thereof and condenser, it is characterized in that: the lower side on triglycol absorption tower has wet natural gas import and the outlet of rich triglycol from down to up successively, upper side has poor triglycol opening for feed, tower top has dry gas outlet, dry gas outlet is connected with gas-liquid heat-exchange gas channel inlet by pipeline, gas-liquid heat-exchange gas path exit port and Sweet natural gas divide flow container entrance to be connected, Sweet natural gas divides flow container to export as the dry gas of whole device exports, the rich triglycol outlet on triglycol absorption tower is connected with the rich triglycol entrance of recycle pump, the rich triglycol outlet of recycle pump is connected with the liquid phase entrance of counter-flow air water cooler, the liquid-phase outlet of counter-flow air water cooler is connected with triglycol flash tank entrance, and triglycol flash tank top has flashed vapour outlet, the rich triglycol outlet of triglycol flash tank bottom is connected with filter cloth filter entrance, filter cloth filter outlet is connected with activated charcoal filter entrance, activated charcoal filter outlet is connected with the rich triglycol feeder connection of liquid-liquid heat exchanger, the rich triglycol channel outlet of liquid-liquid heat exchanger is connected with triglycol regenerator column opening for feed, triglycol regeneration overhead end discharge port is connected with condenser inlet, and condensator outlet is connected with triglycol regenerator column trim the top of column mouth, triglycol regenerator column bottom discharge port is connected with reboiler opening for feed, reboiler is provided with fuel gas entrance, opening for feed, poor triglycol outlet and heat outlet, reboiler heat outlet is connected with hot gas inlet at the bottom of triglycol regenerator column tower, reboiler fuel gas entrance connects fuelgas pipeline, the outlet of reboiler poor triglycol is connected with the poor triglycol feeder connection of liquid-liquid heat exchanger, liquid-liquid heat exchanger poor triglycol channel outlet is connected with the poor triglycol entrance of recycle pump, the poor triglycol outlet of recycle pump is connected with gas-liquid heat-exchange fluid passage entrance, gas-liquid heat-exchange liquid channel outlet is connected with the poor triglycol opening for feed of triglycol absorption tower top side face, above-mentioned all devices is installed in skid, is provided with multiple shock strut bottom described skid.
2. sledge-borne type triglycol natual gas dehydrate unit as claimed in claim 1, is characterized in that described shock strut comprises upper support seat, lower support seat and hydraulic prop.
3. sledge-borne type triglycol natual gas dehydrate unit as claimed in claim 1, is characterized in that described recycle pump is for driving Mil's recycle pump.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042429.7U CN204385153U (en) | 2015-01-21 | 2015-01-21 | Sledge-borne type triglycol natual gas dehydrate unit |
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| CN201520042429.7U CN204385153U (en) | 2015-01-21 | 2015-01-21 | Sledge-borne type triglycol natual gas dehydrate unit |
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| CN204385153U true CN204385153U (en) | 2015-06-10 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105861089A (en) * | 2016-06-17 | 2016-08-17 | 中石化节能环保工程科技有限公司 | Gas-phase concentration type triethylene glycol dehydration regeneration system |
| CN105854531A (en) * | 2016-06-17 | 2016-08-17 | 中石化节能环保工程科技有限公司 | Closed triethylene glycol dehydration system |
| CN106621721A (en) * | 2017-02-14 | 2017-05-10 | 成都赛普瑞兴科技有限公司 | Integrated gas purification device and gas purification engineering vehicle |
| CN106753644A (en) * | 2017-01-16 | 2017-05-31 | 碧海舟（北京）节能环保装备有限公司 | Movable skid-mounted natual gas dehydrate unit |
| CN107551769A (en) * | 2017-10-11 | 2018-01-09 | 成都赛普瑞兴科技有限公司 | A kind of vehicular glycol dehydration device and absorption system |
| CN112391216A (en) * | 2019-08-15 | 2021-02-23 | 中国石化工程建设有限公司 | Device and method for regenerating triethylene glycol solvent |
| 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
- 2015-01-21 CN CN201520042429.7U patent/CN204385153U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105861089A (en) * | 2016-06-17 | 2016-08-17 | 中石化节能环保工程科技有限公司 | Gas-phase concentration type triethylene glycol dehydration regeneration system |
| CN105854531A (en) * | 2016-06-17 | 2016-08-17 | 中石化节能环保工程科技有限公司 | Closed triethylene glycol dehydration system |
| CN105854531B (en) * | 2016-06-17 | 2018-05-01 | 中石化节能环保工程科技有限公司 | A kind of closed TEG dehydration system |
| CN105861089B (en) * | 2016-06-17 | 2019-01-25 | 中石化节能环保工程科技有限公司 | A kind of gas phase concentrate formula triethylene glycol dehydrating regeneration system |
| CN106753644A (en) * | 2017-01-16 | 2017-05-31 | 碧海舟（北京）节能环保装备有限公司 | Movable skid-mounted natual gas dehydrate unit |
| CN106621721A (en) * | 2017-02-14 | 2017-05-10 | 成都赛普瑞兴科技有限公司 | Integrated gas purification device and gas purification engineering vehicle |
| CN106621721B (en) * | 2017-02-14 | 2023-08-25 | 成都赛普瑞兴科技有限公司 | Integrated gas purification device and gas purification engineering vehicle |
| CN107551769A (en) * | 2017-10-11 | 2018-01-09 | 成都赛普瑞兴科技有限公司 | A kind of vehicular glycol dehydration device and absorption system |
| CN107551769B (en) * | 2017-10-11 | 2024-04-05 | 成都赛普瑞兴科技有限公司 | Vehicle-mounted glycol dewatering device and absorption system |
| CN112391216A (en) * | 2019-08-15 | 2021-02-23 | 中国石化工程建设有限公司 | Device and method for regenerating triethylene glycol solvent |
| 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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