LAMBDA System 2
본 제품은 nanoparticle을 함유하는 액체(nanofluid)나 분산물의 열전도도를 측정하는데 매우 유용한 제품으로써 ASTM D 2717에 따라 유체의 열전도도를 측정하는데 사용됩니다.
LAMBDA System은 ASTM D 2717에 따른 액체의 열전도도를 측정한다. 또한 nanoparticle를 포함하고 있는 액체나 분산물(nanofluid, 나노유체)의 열전도도를 측정하는 데 매우 정확하고 안정(stable)하다.
-55°C to +220°C, Temperature
0.01 W/mK to 2 W/mK, Thermal conductivity
▣ Temperature ramps and sweeps possible
▣ Measurements under pressure and inert gas flushing possible
▣ Fluid viscosity: 0.1 to 100,000 mPas
시료의 온도는 특수 제작한 double jacket heating/cooling device로 제어되어 온도 분포도가 매우 균일하고 (homogeneous temperature distributyion) 저온순환기에 연결되어 사용될 수 있다.
Further Characteristics:
Thermostats for temperatures from -55°C to +220°C available
Temperature ramps and sweeps possible
Measurements under pressure and inert gas flushing possible
Windows software for control and data visualisation
Applications:
Optimization of fluid application and development
Quality control
Nanofluids
Technical Properties:
Measuring of: Fluids (also with nano particles), powders.
Measuring range: 10 mW/mK to 2000 mW/mK (other ranges available)
Reproducibility: 1%
Measuring frequency: every 60 sec approx.
Fluid viscosity: 0.1 to 100,000 mPas
Pressure range: ambient or 35 bar (500 psi)
Temperature range: -55 to +220°C (depends on thermostat), resolution: 0.1°C, accuracy: 0.1°C
Temperature measuring: Pt100 (4-wire)
Heating power: max. 650 W
Power consumption: Instrument max. 50 W, 240/120V at 50/60Hz (wide range input)
Sensor power consumption: < 10mW
Data transfer: RS 232, analysis program requires Win95/98/NT/XP/2000
