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In the temperature range of 80K to 400K, the temperature drift of the calorimeter does not exceed ±1mK, and the precision is ±0.2%. Compared with the internationally recognized standard data, the accuracy is ±0.1%. Experts believe that the technical indicators of the instrument have reached the international advanced level, and the accuracy of the heat test of the main technical indicators has reached the international leading level.
The instrument provides accurate thermodynamic data testing for condensed matter heat capacity measurement and phase change research, as well as new materials and new materials research, and will play an important role in many research fields.
High-precision automatic adiabatic calorimeter project passed the acceptance
High-precision automatic adiabatic calorimeter "acceptance and results appraisal meeting, held in Dalian recently. High-precision automatic adiabatic calorimeter, using multi-layer insulation shielding and high-vacuum composite technology, programmable constant current source smooth heating technology It is equipped with the most high-precision temperature control and measuring instruments in the world, thus achieving high-precision thermal insulation control and high-accuracy heat capacity testing.