Thermtest Instruments Measurement Platform (MP-V) Model:MP-V
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Transient methods share similar theory with differences that are specific to their primary design.
The sensors are electrically connected to a power supply and sensing circuit. A current passes through the sensors and creates an increase in temperature, which is recorded over time. The heat generated is then diffused into the sample at a rate dependent on the thermal transport characteristics of the material.iTransient
Intelligent transient design for automation of testing and analysis. Raw data is always available to empower understanding of your results. Name your sample, iTransient does the rest.- Transient Plane Source
- Transient Hot Wire
- Modified Transient Plane Source
- Transient Line Source
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Methods
TPS
THW
MTPS
TLS
THW-L
Materials
Solids, pastes and powders
Liquids
Solids, pastes and powders
Soil and polymers
Liquids and PCMs
Thermal conductivity (W/m·K)
0.01 to 100 / 500
0.01 to 2
0.03 to 100 / 500
0.1 to 8
0.01 to 2
Thermal diffusivity (mm²/s)
0.01 to 50 / 300
Up to 0.5
0.01 to 50 / 300
N/A
Up to 0.5
Specific heat (J/kg-K)
Up to 5
Up to 5
Up to 5
N/A
Up to 5
Thermal effusivity (W√s/m²K)
20 to 20000 / 40000
N/A
20 to 20000 / 40000
N/A
N/A
Temperature (°C)*
Room temperature or -75 to 300
Room temperature or -50 to 100
-50 to 200
-40 to 100
0 to 100
Accuracy
5%
2%
5%
5%
2%
Repeatability
1 to 2%
1%
2%
2%
1%
Smallest dimension**
10mm x 10mm to unlimited
20 ml
25mm x 25mm to unlimited
50mm to unlimited
20 ml
Sample thickness (mm)**
0.05 to unlimited
N/A
0.1 to unlimited
100 to unlimited
N/A
Standard
ISO 22007-2:2022,
ISO 22007-7:2023,
GB/T 32064-2015ASTM D7896-19
ISO 22007-7:2023
ASTM D5334-22a,
ASTM D5930-17,
IEEE 442-2017ASTM D7896-19
*For temperature, external control required.
** Based on testing module used.