The Changle Yuanfei Hotel (five-star) solar central air-conditioning system with a building area of 10,000m2 uses solar energy throughout the year to achieve the functions of cooling in summer, heating in winter and providing domestic hot water in all seasons. The system is composed of 1350m2 of medium and high temperature solar collectors, RXZ-230 hot water type lithium bromide absorption refrigeration unit and related supporting facilities. The energy saving effect is significant and the economic benefits are good.
