High Power Laser and Particle Beams, Volume. 36, Issue 7, 076001(2024)
Commission method of the primary helium circulator of HTGR under variable resistance condition
Figures & Tables(9)
Fig. 2. Relationship between the characteristics of centrifugal fans and the resistance of pipe network
Fig. 3. Schematic diagram of working medium flow in centrifugal impeller
Fig. 4. Schematic diagram of centrifugal impeller outlet velocity triangle
Fig. 5. Distribution of the cold test operation points of the primary helium circulator on its performance curve
Fig. 6. Distribution of thermal test operation points of the primary helium circulator on its performance curve
Table 1. Main parameters of primary helium circulator
View tableView in ArticleTable 1. Main parameters of primary helium circulator
working fluid pressure/MPa flow rate/(kg/s) pressure rise/kPa rated speed/(r/min) rated electrical power/kW helium 7 96 200 4000 4500
Table 2. Conversion of test pressure of primary helium circulator
View tableView in ArticleTable 2. Conversion of test pressure of primary helium circulator
test working fluid temperature/℃ pressure/MPa power*/kW density/(kg/m3) *: $ {n}_{\max} $ monomeric test air 19.3 0.10 1019.1 1.19 cold test air 25.0 0.45 4500.0 5.27 hot test helium 250.0 5.73 4500.0 5.27
Table 3. Operation of primary helium circulator under different working conditions
View tableView in ArticleTable 3. Operation of primary helium circulator under different working conditions
work condition speed/(r/min) current/A voltage/V power/kW pressure rise/kPa flow rate/(kg/s) pressure/MPa inlet temperature/℃ ①: primary helium circulator operation at 200 MW ②: the hot function test of primary helium circulator ③: rated parameters and some design limits for primary helium circulator ① 3600 523.7 5614 4218 122.2 127.3 6.9 239.9 ② 4000 516 6147 4648 145.2 116.0 5.31 235.9 ③ 3800 580 6000 4500 200 96 7.0 243
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Lin Ye, Yijie Yan, Weiqiang Xu, Feng Zhao, Guangjian Chen, Chao Li, Yingjie Zhu. Commission method of the primary helium circulator of HTGR under variable resistance condition[J]. High Power Laser and Particle Beams, 2024, 36(7): 076001
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Received: Dec. 20, 2023
Accepted: Apr. 2, 2024
Published Online: Jun. 21, 2024
The Author Email: Yan Yijie (yyjwolf9527@163.com)
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