摘要 |
A method and apparatus are disclosed for determining a command which controls a device in a heating ventilation aid-conditioning (HVAC) system 10. A plurality of comfort related values are entered by occupants of an environment to be air conditioned. A rule-base takes the comfort related values, and one or more rules are applied to these so as to produce a fuzzy results. This is then defuzzified so as to obtain a crisp device command value. |