Versatile research reactor U-3

It is used as a steady source of neuron and gamma radiation during tests on experimental facilities aimed at optimization of biological protection composition, assessment of radiation accident consequences, definition of radiation resistance of electronic devices.

Nominal reactor power is 50 kW.

Versatile test rig АК-25

АК-25 represents full-scale model of nuclear ship power compartment and handles the following tasks:

• simulation of emergency leakage of NPP process circuits liquids into close-space compartment;
• definition of radioactive aerosol settling rate from steam-air medium to equipment surface;
• tests of protective and decontaminating coatings under various temperatures, air humidity and coating temperature.

Facility for metrological certification and sensitivity determination of submerged-type gamma detectors and GRAD radiometers

The facility is meant for metrological certification, standardization and investigation of technical characteristics of submerged-type gamma detectors and liquid radiometers.

Gas dynamic test rig for corrosion resistance & strength tests of refractory alloys for turbine blades (test temperature up to 1100 °С)

Main data:
Gas flow parameters:

• Working pressure 0.1 МPа
• Working temperature from 700 tо 1100°С
• Flow speed up to 20 m/s

Scope:

• Corrosion resistance and strength of refractory materials exposed to gas flow temperatures of 700 to 1100°С;
• Simulation of natural corrosion and forces including gas flow speed and geometries of specimens;
• Effects of damage-causing factors (oxidation, corrosion) on geometry, mass and surface layer structure;
• Prompt ranking of materials by corrosion resistance properties.

Metallographic laboratory equipped with software & hardware for analysis of solid surface microstructures along with microscope

Main data:

• Microscope magnification 50x — 1000x;
• Lens magnification 5x,10x,20x,50x,100x;
• Available contrast methods – light field, dark field, polarization;
• Full range of linear measurements, µm 5.0–300000.0;
• Working temperature range, °С from +5 tо +40;
• Ambient air pressure, kPa from 80 tо 106;
• Working air humidity range at 35°С, % from 20 tо 70.

Scope:

• Investigation and analysis of material structure prior to and after high-temperature oxidation and corrosion using routine methods;
• Measurement and investigation of geometry variations in specimen structure;
• Investigation of interrelation between operating conditions and changes in material structure.

Low-background semiconductor gamma-ray spectrometer

The low-background gamma-ray spectrometer based on ORTEC semiconductor HGe detector with a 100 mm thick lead shield (detector type GEM80P4-95-SMP) with ORTEC Digi-DART Analyzer.

It is designed to determine the isotopic composition and measure the activity levels of various sampled substances (soils, water, building materials, bottom sediments, sorbents, etc.) placed in a Petri dish or 100 mm in diameter or in a Marinelly vessel of 1 liter capacity.

The minimum detectable activity level of the spectrometer with reference to 137Cs radionuclide, based on 2 hour measurement, is 0.5 Bq (per sample).

Liquid scintillation spectrometer-type radiation meter SL-300

The liquid scintillation alpha/beta spectrometer-type radiation meter Hidex 300 SL with automatic sample changing and a three-photomultiplier cell unit to measure activity levels of water samples and other liquids being mixed with a scintillation fluid.

Sampling capacity – 8–12 ml.
Vial capacity – 20 ml.

Calibration Certificate No. 210–1283/12