The Domestic substitution of DGS for the LNG compressors for Huagang Group

详细说明

     Since 2020, Useal has successively provided dry gas seal refurbishing and domestic substitution for LNG compressors for Huagang Group at Jincheng, Shanxi; Xingjie, Inner Mongolia; Renqiu, Hebei; and Huayouzhonglan Energy, Sichuan, respectively, which has been successfully put into operation.

Application Data:

l  Compressor Manufacturer: Siemens / Dresser-Rand;

l  Compressor Model: - / D14R7B;

l  Process Gas: C2H4, CH4, C4H10 / hydrogen;

l  Temperature: 20℃ / 155 ℃;

l  Pressure: 3.872~21Bar(G) / 105Psi(G);

l  Shaft Size: 183/184/185/187mm

l  Maximum Continuous Speed: 8060rpm / 8464rpm.

Seal Type：

     Tandem DGS with intermediate labyrinth for compressors