08-16-2017, 10:53 PM
automatic shutter open and close ppt
The roller shutter, a roller door or sectional door is a door shutter or window type, comprising a plurality of horizontal bars (or sometimes strip or web-based systems), hinged to each other. The door is raised to open it and drop to close it. For large doors, the action can be motorized. It provides protection from wind and rain. The release form, it is used in front of windows and window protects against vandalism and break-in attempts.
With the increasing population of elderly people in the world, demand for home care system, such as the supplier sufficient sunlight from a natural resource gets a lot of attention in recent years. In this paper we propose a microprocessor (8051) management system based on the action of automatic gate with a 4-speed motor driven by direct current. The proposed system can support moderate sunlight for indoor indoors request. Real practical results are presented to demonstrate the effectiveness of the proposed approach in term of reliable, simple, flexible and efficient operation.