Modeling, Measurement and Control P18

... integration of structure and control design appears in Skelton 1,2 and Grigoriadis et al. 3 Bendsoe and others 4-7 optimize structures by beginning with a solid brick and deleting finite elements ... axially loaded compression members and tendon members that easily allow the unification of structure and control functions. Sensing and actuating functions can sense or control...

Ngày tải lên: 18/10/2013, 09:15

... increasing the price) and introduces backlash (leading to lower accuracy when positioning some object), friction (energy loss due to friction and problems in controlling the system with friction), and elastic ... we also mention high stiffness and efficiency (0.75 to 0.85). The main drawbacks are heaviness and high price. Toothed rack -and- pinion transmission allows R/T and T...

Ngày tải lên: 25/10/2013, 13:15

... the command and control of a vector such as position or force is not enough to control the interaction between systems (dynamic networks). The controller must also be able to command and control ... Sugie, T., and Tanaka, M., Dynamic hybrid position/force control of robot manipulators: controller design and experiment, IEEE J. Robotics and Automation, 4(6), 1988. 12. Anderso...

Ngày tải lên: 29/10/2013, 20:15

... consequent is a control action. Thus, the rule base can be represented as: R 1 : if X 1 is A 11 and … and X n is A 1n , then Y 1 = B 11 and … and Y m = B 1m R 2 : if X 1 is A 21 and … and X n ... self-organizing controller, was described by Procyk and Mamdani. 37 24.4.3.4 Inference Mechanism Consider the rule base: R 1: if X 1 is A 11 and and X n is A 1n , then Y...

Ngày tải lên: 29/10/2013, 20:15

... The control station consists of a TV monitor, and a control panel with joysticks and pushbutton commands. Bi-directional radio links allow simultaneous transmission of 1. Commands from the control ... desired (commanded) one. In this case, the above equation becomes (26.34) where u R and u L are left- and right-wheel control inputs. From (Equations 26.22 and 26.23) we obt...

Ngày tải lên: 09/11/2013, 05:15

... Processes and Their Monitoring and Control 8.1 Assembly Processes 8.2 Monitoring and Control of Resistance Welding Process 8.3 Monitoring and Control of Arc Welding Processes References 9 Control ... Monitoring and Control 6.5 Other Process Phenomena 6.6 Future Direction and Efforts Acknowledgments References 7 Forming Processes: Monitoring and Control 7.1...

Ngày tải lên: 17/12/2013, 13:15

... interconnected set of links and powered joints that support or move a wrist, a hand or an end effector. • Wrist: a set of joints between the arm and the hand that allows the hand to be oriented to the ... high positioning accuracy for precise assembly, fast and vibration-free motion for short cycle times, and advanced control for path precision and controlled compliance. Figure 28...

Ngày tải lên: 17/12/2013, 13:15

... guidance and control (absolute motion control) • Sensorimotor primitives defined as encapsulations of perception and motion that form domain general blocks for fast task strategies (reactive motion control) The ... meals, pharmaceuticals, and documents along normal corridors. Clear and simple user interfaces, robust robot navigation, and ability to open doors and operate elev...

Ngày tải lên: 17/12/2013, 13:15

... refueled by a robot (left) and a touch-screen terminal for inserting credit card, entering refilling order and printing (right). (From Leondes, C.T., Mechatronic Systems Techniques and Applications, Vol. ... station, the robot moves into the initial position. It emerges from the opening in the refueling island and approaches the filler flap. The robot remains flexible when docked on, in o...

Ngày tải lên: 17/12/2013, 13:15

... sequence of operations and process planning, control of the machines and monitoring of the processes (on/off line), automation, networking and communication systems, and quality control of the production ... costs and lead times in all engineering design stages, improved quality and accuracy, minimization of errors and their dupli- cation, more efficient analysis tool, and...

Ngày tải lên: 23/01/2014, 06:20