Control of spraying height with ultrasonic sensor for boom sprayer. (Part 2) . Development of automatic control device for spraying height
Satow, T.; Miyamoto, K.; Matsuda, K.
Journal of the Japanese Society of Agricultural Machinery 56(6): 59-67
A device for automatic control of spraying height using 5 ultrasonic sensors was developed for a 15-m boom sprayer mounted on a tractor. The control device comprises an 8 bit microprocessor and 3 interfaces: ultrasonic sensor measurement, hydraulic solenoid valve operation and switch input.