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The current central heating household control is difficult to achieve, resulting in difficulty in collecting heat in arrears and other outstanding problems, seriously affecting the heating efficiency of enterprises and sustainable development, but also hindered the pace of legalization heating commodity and consumer fairness. Therefore, the heating sector for household heating control, household settlement appeal a long time. IC card intelligent control valve easily achieved household heating control and household computing to eliminate the phenomenon of heat in arrears, improve management, so that the interests heating companies has been the fundamental guarantee. At the same time, strengthen the users conservation awareness, promote fair and harmonious society.
1) pre-paid management
Pre-paid model, with heat, which is to buy hot: Warm control valve initial heat available (time) is zero, the valve closes. User accounts to sell hot, available heat (time) after receiving a user card, the card data input control valve warm, normal heating. Warm control valve heat available (time) has elapsed, the valve is closed, the user card to the sale to buy a hot heat and warm the input control valve is continued with heat
2) heating and cooling control charges
Central heating charge applies to both management and control, but also for central air conditioning system charge management control
3) up card, the transfer function recovery
User card once available only hot deal successfully with the corresponding control valve once warm, if a user card is lost, a replacement card can be charged according to the database management system software management capabilities, purchases without loss or duplication. When the warm control valve needs to be replaced, the available data recovery transfer card to transfer its data table, the new information to the table, without affecting the user using the operation card
4) Failure to close valve alarm
Have self-test function table with the operating state, when the clock, batteries, card operations, such as failure automatically close the valve, alarm, purchase less than the remaining amount of alarm, tamper resistant, safe and reliable
5) Data Storage
Users can store thermal history data, user-friendly query management statistical analysis
Data processing
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