10 examples of closed loop control system

Ngày tải lên: 01/07/2015, 09:37

... Systems 218 Chapter 10 ANALYSIS AND DESIGN OF FEEDBACK CONTROL SYSTEMS: OBJECIlVES AND METHODS 230 10. 1 10. 2 10. 3 10. 4 10. 5 10. 6 10. 7 10. 8 Introduction 230 Objectives of ... part of the control loop of this servomechanism. The output of each of these sources is a constant function of time, and can be accounted for in the mathematical description of the input potentiometer, ... properties of the system, .y( t) is the output, and U( r) is the input. The relationship between the systems of Examples 3.37 and 3.38 is discussed in Section 3 .10. The concept of linearity...

Ngày tải lên: 01/04/2014, 11:13

... 16 Liquid Level Control 16.1 Introduction 16.2 Level Control of Simple Vessels 16.3 Level Control of Overhead Condenser Receiver Via Top- 16.4 Level Control of Overhead Condenser ... 1.5 Startup and Shutdown 1.6 Control System Design Philosophy 1.7 Procedure for Overall Control System Design 1.8 Column Design Philosophy and Control System Design 1.9 Existing Columns-Typical ... compensates for the action of the top temperature controller on the bottom loop while the other compensates for the action of the bottom temperature control loop on the top one. This...

Ngày tải lên: 01/04/2014, 11:24

... Lyapunov sense. The stabilization of control systems is one of the most important properties of the systems and has been studied widely by many reseachers in control theory; see, e.g., 1– 11 ... Journal of Control, vol. 74, no. 6, pp. 547–551, 2001. 9 F. Alabau and V. Komornik, “Boundary observability, controllability, and stabilization of linear elastodynamic systems,” SIAM Journal on Control ... discrete-time systems,” IEEE Transactions on Automatic Control, vol. 41, no. 6, pp. 903–907, 1996. 12 E. N. Chukwu, Stability and Time-Optimal Control of Hereditary Systems, vol. 188 of Mathematics...

Ngày tải lên: 21/06/2014, 20:20

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Ngày tải lên: 13/08/2014, 11:23

Ngày tải lên: 01/07/2015, 10:07

... variables of the coupled systems. Mechatronics Kevin Craig DC Motor / Tachometer Closed- Loop Speed Control System 17 Mechatronics Kevin Craig DC Motor / Tachometer Closed- Loop Speed Control System ... Tachometer Closed- Loop Speed Control System 24 Mechatronics DC Motor / Tachometer Closed- Loop Speed Control System 1. Introduction This case study is a dynamic system investigation of an ... dynamic system: closed- loop speed control of a DC motor / tachometer system. The study emphasizes the two key elements in the study of system design: ã Integration through design of mechanical...

Ngày tải lên: 25/01/2014, 13:20

... (PC) to control the vibrotactile stimula- tion. The hardware allows us to control the pulse width and period of stimulation. This enabled independent control of the duty cycle and frequency of pulses ... 2 010, 34(2):216-220. 24. Humbert SD, Snyder SA, Grill WM: Evaluation of command algorithms for control of upper-extremity neural prostheses. IEEE Trans Neural Syst Rehabil Eng 2002, 10( 2):94 -101 . 25. ... Popović DB: Cognitive vision system for control of dexterous prosthetic hands: experimental evaluation. Journal of neuroengineering and rehabilitation 2 010, 7:42+. doi :10. 1186/1743-0003-8-60 Cite...

Ngày tải lên: 19/06/2014, 08:20

Ngày tải lên: 14/12/2013, 12:15

Ngày tải lên: 14/12/2013, 12:15

Ngày tải lên: 01/01/2014, 17:47

Ngày tải lên: 01/01/2014, 18:43

... it can be expressed as the sum of the internal energies of the parts of the system. Then the total internal energy change of the system becomes The specific volume of liquid water at or about room ... the first law of thermodynamics as simply a statement of the conservation of energy principle for closed (fixed mass) systems. ã Develop the general energy balance applied to closed systems. ã Define ... 4/20/05 5 :10 PM Page 193 Chapter 4 | 207 4–62 A piston–cylinder device whose piston is resting on top of a set of stops initially contains 0.5 kg of helium gas at 100 kPa and 25°C. The mass of the...

Ngày tải lên: 20/01/2014, 15:22

Ngày tải lên: 26/01/2014, 07:20

... and controlling these systems. Specifically, in the analysis and control- system design of complex large-scale dynamical systems it is often desirable to treat the overall system as a collection of ... dynamical systems of discrete subsystems involving stored energy flow among subsystems based on the assumption of weak subsystem coupling or identical subsystems. However, the ability of SEA to ... structures, aerospace systems, electric power systems, network systems, communications systems, transportation systems, economic systems, and ecological systems, to cite but a few examples. ...

Ngày tải lên: 12/02/2014, 16:20

... Output response of the F8 system with saturation and the EG, (r = [10 IO]T). Controls in the F8 closed loop system wvith r=[ 10 10] T 100 .00 70.00 mp 40.00 Â 10. 00 0 -20.00 -50.00 0.00 ... closed loop control system were studied extensively. In the presence of saturations the performance of a linear control system can suffer. For example, a linear control system ... 4.17: Output response for the F8 linear system, (r = [ 10 10 ]T). Controls in the F8 closed loop system vith r=[ 10 10] T 100 .00 70.00 40.00 0 0 -20.00 -50.00 0.00 1.00...

Ngày tải lên: 18/02/2014, 10:20

... the intrinsic weaknesses of the sys- tem of import authorisations, the system is being phased out and replaced by a system of recognised control bod- ies for the purpose of imports, which enters ... functioning of the control system in Member States (see paragraphs 51 and 52). Special Report No 9/2012 – Audit of the control system governing the production, processing, distribution and imports of ... FUNCTIONING OF THE MEMBER STATES’ CONTROL SYSTEMS WAS FOUND TO BE INSUFFICIENT 5579 IMPLEMENTATION OF CONTROL PROCEDURES FOR IMPORTING PRODUCTS 5564 WEAKNESSES FOUND IN THE MANAGEMENT OF THE LIST OF...

Ngày tải lên: 28/03/2014, 19:20

... Fuzzy Logic Control of Drives and Power Systems Fig. 3.3 Circuit diagram of the EPROM-based PWM generator V + 12 V R2 10k C2 0.001 uF IC1 RV1 15 k R1 10k 5 6 8 Vc R V+ TRi SQ 4 3 10 6V NE566 C1 470pF 71 V– –12 ... development of advanced controllers for power electronics. The first section of the book contains a brief review of control strategies for electric drives/power systems and a summary description of neural ... produced. Control systems 9 ã Develop control strategy. ã Make simplified system study and determine control parameters. ã Translate into digital control algorithm. ã Simulate drive system on...

Ngày tải lên: 18/04/2014, 12:29