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Who we are and what we do
-Testing components for NPP
-Testing new materials for NPP (geopolymers, concrete)
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1. High Voltage Laboratory
Withstand Voltage Test
50 kV AC / 100 kV DC
Insulation Resistance Test
Test in water pool with controlled water temperature up to 90°C
Possibbility to test large and heavy specimens (crane)
Acredited laboratory
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2. Gamma Irradiation Laboratory
Irradiation source 60Co, activity 200 TBq
Experimental box with possibility to irradiate with various
temperatures
Temperature aging irradiated components
Laboratory designed for small samples
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2. Gamma Irradiation Laboratory – experimental
box
Sample holder 150x200 mm
Max. height irradiated samples 160 mm
Lenght of the box 450 mm
-196°C/ +400°C and high vacuum.
Polymers, electronic devices and
equipment, plastic components,
geopolymers
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3. LOCA Laboratory
LOCA (Loss of Coolant Accident)
Designed for large specimens
Testing cables, motors, pumps, sensors,...
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3. LOCA Laboratory
Main parts of LOCA technology:
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Pressure vessels for tested samples
Steam boiler for generating steam
Spray solution system
Control room
Large LOCA Small LOCA
3. LOCA Laboratory
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Large LOCA
V = 3.5 m3
Tmax = 300 C
pmax = 20 bar
Small LOCA
V = 0.6 m3
Tmax = 300 C
pmax = 20 bar
H2 Chamber
V = 0,3 m3
Tmax = 800 C
Pmax = 20 bar
3. Thermodynamic profile of Large LOCA
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12.11.2017 12:47:31 12.11.2017 12:48:58 12.11.2017 12:50:24 12.11.2017 12:51:50 12.11.2017 12:53:17 12.11.2017 12:54:43 12.11.2017 12:56:10
300°C 20bara
Teploty Hodnota 11 Teploty Hodnota 12 Teploty Hodnota 13 Tlaky Hodnota 1
54s 23s
Pressure drop 0,2bar for 23s
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Thank you for your attention
http://cvrez.cz/
http://susen2020.cz/
Roman Mohyla
Any Questions?