Air-conditioning controlling system

An air-conditioning controlling system in a semiconductor manufacturing factory connected to an operation management company through a network, wherein

• said operation management company includes forecast means for forecasting a transition of an outside-air condition on that day, air-conditioning thermal load predicting means for predicting an air-conditioning thermal load, means for analyzing an air-conditioning controlling method, means for collecting and adding amounts of energy used, and a first local network for connecting said above-mentioned means;
• and
• said semiconductor manufacturing factory includes means for measuring an outside-air condition, customer terminals, means for measuring an amount of energy used, means for measuring an operating state of air-conditioning equipments, a second local network for connecting said measuring means, and air-conditioning equipments for air-conditioning semiconductor manufacturing facilities;
• a past outside-air condition record database, an air-conditioning equipment characteristic database, a set-temperature-and-humidity-of-air-conditioning-equipment database and an air-conditioning thermal load database being connected to any of said first or second local network;
• weather forecast providing means being connected to said first local network through the internet or a public network;
• results measured by said outside-air condition measuring means being stored in said past outside-air condition record database;
• said outside-air condition transition forecasting means forecasting a transition in future of an outside-air condition on the basis of information stored in said past outside-air condition record database and information provided by said weather forecast providing means;
• information of thermal loads generated in said semiconductor manufacturing facilities being stored in said air-conditioning thermal load database;
• said air-conditioning thermal load predicting means predicting a thermal load in future in said semiconductor manufacturing factory on the basis of information acquired from said outside-air condition transition forecasting means and said air-conditioning thermal load database through said first local network;
• set values of temperature and humidity of said air-conditioning equipments being stored in said set-temperature-and-humidity-of-air-conditioning-equipment database;
• said air-conditioning controlling method analyzing means analyzing said controlling method of said air-conditioning equipments on the basis of information acquired from said air-conditioning thermal load predicting means, said air-conditioning equipment characteristic database and said set-temperature-and-humidity-of-air-conditioning-equipment database;
• said customer terminals displaying at least one of information acquired from said outside-air condition transition forecasting means, said air-conditioning thermal load predicting means and said air-conditioning controlling method analyzing means through the internet or the public network;
• said outside-air condition measuring means, said past outside-air condition record database, said weather forecast providing means, said outside-air condition forecasting means, said air-conditioning thermal load database, said air-conditioning thermal load predicting means, said air-conditioning equipment characteristic database, said set-temperature-and-humidity-of-air-conditioning-equipment database, said air-conditioning controlling method analyzing means and said terminal units being connected through the internet or the public network.