seas The SEAS Thermodynamic System ontology defines systems that may exchange heat. v1.0 The SEAS Thermodynamic System ontology 2016-07-21 2016-07-21 testing The class of systems that produce, dissipate, and exchange thermal energy. ThermodynamicSystem testing Links a thermodynamic system to another whose internal energy it contributes to. sub thermodynamic system of testing Links two thermodynamic systems between which heat flows. exchanges heat with testing Thermal Transmittance of the thermodynamic system. thermal transmittance testing The total heat transfer. total heat transfer testing The temperature of a thermodynamic system. temperature