.... If a heat storage system has to operate at atmospheric pressure, then the application of MgSO 4 ⋅ 7 H 2 O for seasonal heat storage is possible for space heating operating at 25 ° C and a water vapor pressure of 2.1 kPa. Magnesium sulfate heptahydrate ( MgSO 4 ⋅ 7 H 2 O...

... as 186 kWh/year and 206 kWh/year, respectively. 04 01 2009 06 07 2009 30 09 2009 building management systems phase change materials sandwich structures space cooling space heating structural panels temperature distribution buildings phase change material sandwich...

... of stratification on the thermal performance under different operation conditions with different domestic hot water and space heating demands. The solar combi systems are initially equipped with heat exchanger spirals and direct inlets to the tank. A step-by-step investigation is performed demonstrating...

... at a higher temperature is used to provide any additional heat needed to meet the space heating load. The simulation models developed are then used to compare the performance of the forced-air and radiant floor systems based on maintaining the same operative temperature inside the space. It is found...

... for environment photovoltaic power systems solar cells space cooling space heating thermal insulation walls PV-Trombe wall thermal and electrical performance design improvement A conventional Trombe wall comprises a south-facing massive thermal wall with a clear outer glazing...

... water heater integrated with the space-heating system, a heat-recovery ventilator (HRV), and ENERGY STAR appliances. The National Renewable Energy Laboratory (NREL) and Building Science Consortium conducted short-term field-testing and building energy simulations to evaluate the performance of the house...

... inferred to be wet vapor. It is also possible that there was no appreciable pressure loss in this region. 21 October 2003 30 July 2004 07 02 2005 heat pumps photovoltaic power systems solar absorber-convertors water supply space heating compressors Photovoltaic...

... assessment of the system performance under true weather conditions. space heating humidity control temperature control thermostats energy conservation 1 System schematic of typical coupled-control unit The space is modeled by the zone sensible and latent loads. The zone...

... of the laminated system. 08 12 2003 03 06 2004 phase change materials heat transfer composite materials heat recovery space heating walls thermal conductivity thermal analysis building materials Heat Transfer Neuron-Composite Laminated Phase Change Drywall Studies...

... reasons for the different thermal performances are given. Further, a parametric study on two solar combi system types is performed. Based on the investigation it can be concluded that the thermal performance first of all is influenced by the space heating consumption during the summer period...

... 01 November 2003 04 05 2004 space heating photovoltaic power systems passive solar buildings solar heating energy conservation space cooling Residential Off-grid High performance Passive solar The Van Geet home near Denver, Colorado, serves as a prime example...

...Robert L. Reid space heating solar heating solar absorber-convertors reliability certification environmental factors Special Note from the Editor: Many homeowners believe that solar energy is not sufficiently reliable to use for heating their homes. In the past, this belief...