Science and Technology of Nuclear Installations / 2015 / Article / Tab 2

Research Article

Research and Evaluation for Passive Safety System in Low Pressure Reactor

Table 2

Typical test matrix.

ExperimentCondition
(Break location, break size, and water level and temperature in tank)
Objectives

First series
 PSS-11Cold leg, 22 mm, 23 m, 32°CValidation of passive core injection
 PSS-12Hot leg, 22 mm, 23 m, 32°CValidation of passive core injection
 PSS-13Cold leg, 18 mm, 23 m, 32°CBreak size effect
 PSS-14Cold leg, 14 mm, 23 m, 32°CBreak size effect
 PSS-15Cold leg, 10 mm, 23 m, 32°CBreak size effect
 PSS-16Hot leg, 18 mm, 23 m, 32°CBreak size effect
 PSS-17Hot leg, 14 mm, 23 m, 32°CBreak size effect
 PSS-18Hot leg, 10 mm, 23 m, 32°CBreak size effect
 PSS-19Cold leg, 22 mm, 18 m, 32°CWater level effect
 PSS-110Cold leg, 22 mm, 13 m, 32°CWater level effect
 PSS-111Cold leg, 22 mm, 23 m, 22°CWater temperature effect
 PSS-112Cold leg, 22 mm, 23 m, 42°CWater temperature effect

ExperimentCondition
(Resistance*, startup mode*, and water temperature in tank)
Objectives

Second series
 PSS-21100% of prototype, cold startup, 32°CValidation of passive residual heat removal
 PSS-22120% of prototype, cold startup, 32°CResistance effect
 PSS-23150% of prototype, cold startup, 32°CResistance effect
 PSS-24100% of prototype, hot startup, 32°CStartup mode effect
 PSS-25100% of prototype, cold startup, 22°CWater temperature effect
 PSS-26100% of prototype, cold startup, 42°CWater temperature effect

Resistance includes.
Startup mode includes cold startup and hot startup.
Cold startup: the fluid in the PL is cold before the natural circulation is established.
Hot startup: the fluid in the PL is warm before the natural circulation is established.