(AHP). Bunker oil, wood bark and black liquor, the fuels used, have very different costs and heating values. The net …

For an installation for the heating and cooling of a building that uses refuse and renewable energy, electrical energy … an installation for heating and cooling with and without computer control. The installation consists of four devices …

standard air-conditioning unit (i.e., a split system), with an integrated boiler for heating water. The entire system is driven …

In electric vehicles, air-conditioning (AC) units and electric heaters have been used for dehumidifying and heating the … cabin. However, the air heating process in the electric heater causes higher power consumption due to a lower air … a dual-evaporator heat pump (DHP) combined with a heater are proposed as effective dehumidifying and heating units using …

functions of heating, cooling, and hot water supply was designed and its performance was investigated according to operating … from the outdoor heat exchanger was utilized as useful heat in the indoor heat exchanger. In the heating and hot water … supply mode, the compressor speed should be increased to get appropriate heating and hot water capacities. For all operating …

Heating is a major requirement in many regions, and growing energy demands and pollutant emissions have allowed … unconventional heating technologies to be considered, including geothermal. Geothermal heat pumps are reviewed, including heat pump … heating systems are compared in terms of costs, CO2 emissions and other parameters. Geothermal heat pump use is economically …

A study was undertaken to investigate the energy demand for space heating and domestic hot water systems as well as the …

This article presents the concepts of an air-source heat pump for simultaneous heating and cooling (HPS) designed for … hotels and smaller residential, commercial and office buildings in which simultaneous needs in heating and cooling are … frequent. The main advantage of the HPS is to carry out simultaneously space heating and space cooling with the same energy …

results were obtained in cooling and heating seasons of 2006–2007. A two-dimensional finite element model (FEM) was developed … the heating modes. The finite element modelling of the GCHP system was performed using the ANSYS code. The FEM …