15MW SUPERCRITICAL CO2 AXIAL FLOW BACK-PRESSURE TYPE TURBINE HAVING VOLUTE CASING AIR INLET

WIPO Patent Application WO/2024/040667

A1

A 15MW supercritical CO2 axial flow back-pressure type turbine having volute casing air inlet, comprising a front bearing box (1), an air cylinder (2), a pressure-balancing pipe (3), a sealing member (4), a rear bearing box (5) and a rotor (6). The two ends of the air cylinder (2) are connected to the front bearing box (1) and the rear bearing box (5) respectively, and the rotor (6) is installed in the air cylinder (2). The two ends of the rotor (6) are respectively connected to the front bearing box (1) and the rear bearing box (5), and the rotor (6) and the air cylinder (2) are sealed by means of the sealing member (4). The two ends of the pressure-balancing pipe (3) both communicate with the air cylinder (2). An air exhaust chamber (21) is provided at the rear portion of the air cylinder (2), and an air inlet chamber (22) is provided at the front portion of the air cylinder (2), the air inlet chamber (22) being of a volute casing structure.

XU DIANJI (CN)
XU PENG (CN)
WENG ZHENYU (CN)
GUO QINGFENG (CN)
YANG YIMING (CN)
LV TIANHAO (CN)
ZHAI YANKAI (CN)
ZHANG JIAN (CN)
LI JIAPENG (CN)
JING YUQI (CN)

PCT/CN2022/120420

February 29, 2024

September 22, 2022

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HARBIN ELECTRIC POWER GENERATION EQUIPMENT NATIONAL ENGINEERING RES CENTER (CN)
HARBIN STEAM TURBINE FACTORY CO LTD (CN)

F01D1/04; F01D5/14; F01D9/04; F01D11/00

CN218062403U	2022-12-16
CN114215606A	2022-03-22
CN112431640A	2021-03-02
CN106014509A	2016-10-12
CN112343668A	2021-02-09

HARBIN WEICHEN PATENT AGENCY (GENERAL PARTNERSHIP) (CN)

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