Krissamaporn Pungpho, Worajit Setthapun, Pongsakorn Kachapongkun, Chanon Bunmephiphit
The importance of cost in hotel is electricity cost. The details of energy use are impacts cost of hotel component of Air condition, electricity and all electrical plugs. This research aimed to develop smart meter tools for energy reduction of electrical energy use of hotels guest rooms. The Smart Meter was designed to measure the electricity usage and transmit data via the “Internet of Things” to the cloud network and send real energy usage to mobile application and show the cost of electricity in peak time to creating understand energy consumption for guests. The electricity usage data were collected from the air conditioning systems, lightings and all electrical plugs from the standard hotel room size of 32 m2 to determine the energy usage and reduce cost of the hotel