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5.1.3.9 Comparison of the Measurements from the Water Circuits and the CO2 Circuit.....................158 5.2 Testing of a DHW Tank and a Movable Insulating Plate .............160 5.2.1 Testing of a Single-Shell DHW Tank................................160 5.2.1.1 Transient Temperature Drop...............................160 5.2.1.2 Transient Temperature Gradients in a DHW Tank Filled with Hot and Cold Water.................161 5.2.2 Testing of a Movable Insulating Plate ...............................165 5.2.2.1 Thermal Performance..........................................166 5.2.2.2 Hydrostatic Balance and Functionality ...............167 6. Modelling....................................................................................171 6.1 Modelling of CO2 Heat Pumps Using a Tripartite Gas Cooler .....171 6.1.1 Introduction ....................................................................... 171 6.1.2 The Compressor Model ..................................................... 172 6.1.3 The Tripartite Gas Cooler Model ......................................173 6.1.3.1 Introduction ......................................................... 173 6.1.3.2 Energy Equations ................................................174 6.1.3.3 Heat Transfer Correlations..................................176 6.1.3.4 Pressure Drop Correlations .................................179 6.1.3.5 Programming Language and Model Structure .... 180 6.1.3.6 V erification of the Simulation Model ................. 182 6.1.4 Simulation Results ............................................................. 183 6.1.4.1 The Specific Heat Capacity Ratio ....................... 183 6.1.4.2 Gas Cooler Temperature Profiles........................183 6.1.4.3 The Effect of the Inlet Water Temperature.........189 6.2 Modelling of Cylindrical Single-Shell DHW Tanks.....................192 6.2.1 Introduction ....................................................................... 192 6.2.2 The Computer Model.........................................................192 6.2.2.1 Reasons for Model Simplifications ..................... 192 6.2.2.2 Conductive Heat Transfer Equations ..................193 6.2.2.3 Incorporating Mass Transfer in the Tank Model 195 Table of Contents xviiPDF Image | Residential CO2 Heat Pump System for Combined
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CO2 Organic Rankine Cycle Experimenter Platform The supercritical CO2 phase change system is both a heat pump and organic rankine cycle which can be used for those purposes and as a supercritical extractor for advanced subcritical and supercritical extraction technology. Uses include producing nanoparticles, precious metal CO2 extraction, lithium battery recycling, and other applications... More Info
Heat Pumps CO2 ORC Heat Pump System Platform More Info
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