【摘要】 以烟台丽景海湾酒店的燃气锅炉热水供应系统改造为例,采用PLC与变频器构建的一套自动控制系统,实现了太阳能与燃气锅炉在大型供热水系统中的完美结合,实现了全天候、恒温、恒压、无人值守自动运行供热水,并且具有集热系统可以安装在低处、高低温保护、自动和手动的转换、远程控制等多种优点,节能效果也非常明显,为大型太阳能热水供应系统的推广应用提供了一种新的方法。更多还原

【Abstract】 In this paper,taking the water heating system reforming of gas boiler in the Gulf Hotel Yantai Regency for example,the set of automatic control system built by PLC and inverter,has realized large-scale solar energy and gas hot water boiler systems in the perfect combination of weather,temperature,hot water unmanned automatic operation,with advantages of lower installation,low-temperature protection,automatic and manual switching,remote control and obvious energy saving effect.The paper provides a new approach for the popularization of large–scale solar energy water heating system更多还原