Solar-Assisted Air-Conditioning in Buildings

Dr. Hans-Martin Henning, Thermal Systems and Components Fraunhofer Institute for Solar Energy Systems (ISE)

Editor’s notes.- Authors, contributors.-

Introduction.-

COMPONENTS:

The load sub-system – air-conditioning equipment: All-air systems; Water systems; Air-water systems.-

The cold production sub-system: Chillers; Desiccant cooling systems; Other components of air-conditioning systems.-

The heat production sub-system: Solar collectors and back-up heat source; Storage systems.-

SYSTEMS:

System configurations: examples, control and operation: Solar-assisted and solar thermally autonomous systems; Characterisation of solar-thermally driven cooling systems.-

Design approaches: Rules of thumb; Comparison of solar collectors; Gross heat production of the collector; Correlation between solar gains and cooling (heating) loads; SACE method; TASK 25 design tool; Simulation programs.-

Performance figures: Energy performance; Economic performance; Environmental benefits.-

Design examples: The SARANTIS cosmetics factory at Inofita Viotias, Greece; An office building in Guadeloupe; The IHK desiccant cooling system in Freiburg, Germany.-

Summary.- References.- Appendices: Example load parameters; Performance example parameters; The IEA Solar Heating & Cooling Programme; Task 25 Solar-Assisted Air-Conditioning of Buildings