The Development Of Pre-paid Smart Card On Household Heat Metering System

Smart card’s pre-paid system is the first product, which is built based using the technology of the more matured IC card management system. The system has been successfully used in many fields, such as smart card, transit card, and medical insurance card, however, it has been its time to be applied to winter heating system.In China, the price set for electric central heating system is unified in many cities(in some cities, prices may vary). Fees are generally charged by household and housing area. This way of charging has some disadvantages, such as energy wasting, and users might not be saving-consciousness, etc.Smart card’s pre-paid systemused in measuring heat consumption and data exchange in terms of selling heat energy. This physically connected self-controlling heating system provides a more precise way of controlling indoor temperature, switching time, hot water pipe, and wireless controller, heating companies are able to avoid supplying unfair and free heat. Wasting energy and consumption on labor. Moreover, users are able to adjust indoor temperature accordingly and more effectively reduce energy consumption, as well as having more reasonable heating costs.Products have been put into production, and has been applied to the Beijing heat group of 150000 residents of the home heating users, successfully completed the hot fees chargedheating group, while saving energy in a certain extent.