自动浇灌系统设计  

Designs of Automatic Irrigating System

作　　者：杨少慧[1] 杨延峰[1] 

机构地区：[1]烟台职业学院机械工程系,山东烟台264000

出　　处：《烟台职业学院学报》2006年第4期44-47,共4页Journal of Yantai Vocational College

摘　　要：采用PLC控制多路不同的土壤湿度,浇灌的开启和停止完全由土壤的湿度信号控制,能使土壤的湿度值保持在作物生长所需要的最佳范围之内。这样既有利于作物的生长,又能节约宝贵的水资源。A PLC is adopted in the system to control the humidity of different soil.The beginning and stopping of irrigating is controlled completely by soil’s humidity signal.Consequently the soil’s humidity can be kept in the appropriate scope.It makes for the crop’s growth and economizes the water resourse.

关 键 词：自动浇灌 PLC 湿度传感器 

分 类 号：S274[农业科学—农业水土工程]