Category Archive: Control

PWM and Position Control with Pneumatics

PWM and Position Control with Pneumatics

In an attempt to gain finer control of pneumatic actuation, I attempted to employ PWM to a single solenoid valve. The modulation would occur between …

 

Inflatable Tasks and Control

Inflatable Tasks and Control

At Friday’s lab meeting I demonstrated the inflatable grasper performing the two tasks I have video of: shaving and toothbrushing. The major feedback I received …

 

Solenoid Control

Solenoid Control

I have successfully been able to control the actuation of a pneumatic solenoid over USB. Using a laptop, an Arduino, an external power supply, compressed …

 

Pneumatic Joint Actuation

Pneumatic Joint Actuation

I have been experimenting with various methods of joint actuation. I have so far investigated three possible routes: one-way link with springs two-way bellow pneumatic muscles The one-way link …

 

Arduino

Arduino

The Arduino has arrived! I chose the Arduino development platform due to its ease of interfacing with the components necessary for control of the arm …

 

Wrist Update

Wrist Update

Puppeting/ControlRelocated tendons In the original wrist and arm the top two tendons ran parallel to the longitudinal axis of the arm. To gain better control of …