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Dehydration plant from natural gas in Heshen 4 Block of Hechuan Gas Field is running well

2024-05-12

Project Name: Gas Gathering and Dehydration Station Project in Heshen 4 Block of Hechuan Gas Field

Project location: Wusheng County, Sichuan Province

Construction scale: gas processing capacity of 3million m3/d

Operating flexibility 50%~110%

Start date: June 30, 2022,

Completion date: December 20, 2022.

Medium: Wet natural gas containing hydrogen sulfide,

Inlet Feed gas: 3 million (101.325kPa, 20 ℃)

Natural gas,6.7~8.2MPa (g), Temperature 5-30 ℃

Outlet: Purified gas pressure 6.5~7.9MPa (g),

Water dew point ≤ -5 ℃.  

dehydration 02.jpg

Process introduction:


TEG Dehydration refers to that the dehydrated natural gas comes out from the top of the absorption tower and goes out of the unit after heat exchange and pressure regulation through the lean liquid dry gas heat exchanger.

TEG is released from the bottom of the absorber. After entering the pressure regulating device, the heat exchanger enters the heat exchanger of the TEG rich and poor liquid heat exchanger. After heat transfer, it enters the TEG regeneration tower. In the regeneration system, TEG is thickening. After regeneration, the TEG alcohol poor liquid is cooled by three alcohol glycol rich and poor liquid heat exchanger and cooled into the circulating pump to adjust the pressure. Here we make up TEG, and the TEG after pressure regulation enters the dry gas lean liquid heat exchanger and re-enters the top of the dehydration absorption tower. In this way, the process completes the absorption, regeneration and circulation of TEG. Among them, the gas water vapor and a small amount of hydrocarbon gas discharged from the top of TEG regeneration tower.


We specialize in We specialize in water removal from natural gas, There are usually two ways, molecular sieve dehydration and glycol dehydration. Here we are introducing TEG natural gas or fuel gas dehydration unit., There are usually two ways, molecular sieve dehydration and glycol dehydration. Here we are introducing TEG natural gas or fuel gas  dehydration unit.



Contact:

Sichuan Rongteng Automation Equipment Co., Ltd.

Phone/WhatsApp/Wechat : +86 177 8117 4421

Website: www.rtgastreat.com    Email: info@rtgastreat.com

Address:No. 8, Section 2 of Tengfei Road, Shigao Subdistrict,Tianfu New Area, Meishan city, Sichuan China 620564