DHC

A Simulation Program for Regional Energy and Environment Management (SPREEM) has beendeveloped for management throughout the life cycle from planning and design to operation of awide-area energy and environment whose core is DHC (district heating and cooling). Highoperability and easy understanding are required in SPREEM because its target users includedesigners and operations managers.SPREEM was developed as a simulation tool that executes calculation in Excel, and offers the highaccuracy required for management.