wireless stepper motor control using rf communication circuit diagram
Tài liệu Rf Mems Circuit Design For Wireless Communications pptx
... the function performed by the wireless system (e.g., it makes it a telephone or a pager) 10 RF MEMS Circuit Design for Wireless Communications Antenna Baseband (DSP) RF front-end fRF Product identity/function ... Challenges 12 vii viii RF MEMS Circuit Design for Wireless Communications 1.5 MEMS-Based Wireless Appliances Enable Ubiquitous Connectivity 15 1.6 Summary References 16 17 Elements of RF Circuit Design ... Tunable Microstrip Patch-Array Antennas 139 139 140 x RF MEMS Circuit Design for Wireless Communications 4.5 Summary References 141 142 RF MEMSBased Circuit DesignCase Studies 145 5.1 Introduction...
Ngày tải lên: 19/01/2014, 20:20
RF / Microwave Circuit Design for Wireless Application potx
Ngày tải lên: 31/03/2014, 22:20
Stepper motor overview
... motion control systems, including; Stepper Motor, Linear Step Motor, DC Brush, Brushless, Servo, Brushless Servo and more This document will concentrate on Step Motor technology In Theory, a Stepper ... _ www.stepcontrol.com Example Step Motors: AM Series STEPPING MOTORS TYPES OF STEPPER MOTORS There are basically three types of stepping motors; variable reluctance, permanent ... between the motor and the driver are the most critical factors in a stepper motor system design Some general guidelines in the selection of these components are: INDUCTANCE Stepper motors are...
Ngày tải lên: 25/10/2012, 15:38
Tài liệu tiếng anh Điện tử công suất mạch MERS Series connected power flow control using magnetic energy recovery switch
... By using the described switching patterns, it is possible to control the minimum dc-capacitor voltage and to control the size of the zero voltage area The control is illustrated in Fig The control ... system is to perform this control with given Vc,min and -y set-points in a three phase system (Fig 7) The gate logic block performs this action by using current phase information, performing dc-capacitor ... is substantially higher The control system was implemented using SH7045 microcontroller and was implemented as described in section II-D The control algorithm was performed 512 times every 50...
Ngày tải lên: 15/10/2013, 16:12
Design and Implementation of a Three-Phase Induction Motor Control Scheme
... hard to control the torque of the induction motor By using the “TMS320F243 DSP controller,” which is embedded in an existing hardware design and a control scheme called “Field Orientated Control, ” ... was designed to control a brush-less DC motor However, by constructing a feedback loop that can detect the outputs of an induction motor, we can use this motor controller to control an induction ... a control scheme for a three-phase induction motor drive This induction motor drive is proposed to be incorporated into a “hybrid car” or an “electric car” 1.2 Available resources • Motor controller...
Ngày tải lên: 27/10/2013, 23:15
systems with hysteresis. analysis_ identification and control using the bouc–wen model
... several semi-active control strategies using MR dampers for the control of a six-storey building These control algorithms include a Lyapunov controller, decentralized bang-bang controller, modulated ... active and semi-active control A control law is said to be active when the control signal directly feeds an actuator that applies the desired feedback control force With an active control scheme, energy ... characterization, design and control purposes These models are referred to as phenomenological or semi-physical models Systems with Hysteresis: Analysis, Identification and Control using the Bouc–Wen Model...
Ngày tải lên: 12/12/2013, 22:41
Industrial motor control
... 228 232 Sequence Control 235 Sequence Control Circuit #1 Sequence Control Circuit #2 Sequence Control Circuit #3 235 235 236 Contents Automatic Sequence Control Stopping the Motors in Sequence ... General Principles of Motor Control Installation of Motors and Control Equipment Types of Control Systems Functions of Motor Control Review Questions Chapter Symbols and Schematic Diagrams Push Buttons ... Induction Motors Manual Control of a Wound Rotor Motor Timed Controlled Starting Wound Rotor Speed Control Frequency Control Review Questions Chapter 45 Synchronous Motors Starting a Synchronous Motor...
Ngày tải lên: 13/12/2013, 00:56
Industrial motor control
... 228 232 Sequence Control 235 Sequence Control Circuit #1 Sequence Control Circuit #2 Sequence Control Circuit #3 235 235 236 Contents Automatic Sequence Control Stopping the Motors in Sequence ... General Principles of Motor Control Installation of Motors and Control Equipment Types of Control Systems Functions of Motor Control Review Questions Chapter Symbols and Schematic Diagrams Push Buttons ... Induction Motors Manual Control of a Wound Rotor Motor Timed Controlled Starting Wound Rotor Speed Control Frequency Control Review Questions Chapter 45 Synchronous Motors Starting a Synchronous Motor...
Ngày tải lên: 13/12/2013, 03:40
Tài liệu Stepper Motor Controllers ppt
... tRCLK Figure 7/11 L297 APPLICATION INFORMATION TWO PHASE BIPOLAR STEPPER MOTOR CONTROL CIRCUIT This circuit drives bipolar stepper motors with winding currents up to 2A The diodes are fast 2A types ... DESCRIPTION The L297 Stepper Motor Controller IC generates four phase drive signals for two phase bipolar and four phase unipolar step motors in microcomputercontrolled applications The motor can be ... Storage and junction temperature TWO PHASE BIPOLAR STEPPER MOTOR CONTROL CIRCUIT December 2001 1/11 L297 PIN CONNECTION (Top view) L297/1 L297D BLOCK DIAGRAM (L297/1 - L297D) 2/11 L297 PIN FUNCTIONS...
Ngày tải lên: 20/01/2014, 02:20
