ECE 201 Circuit Theory 11 Mutual Inductance in Terms of Self - Inductance L1L1 L2L2.

Slides:

Advertisements

Similar presentations

CHAPTER 5: TRANSFORMER AND MUTUAL INDUCTANCE

Advertisements

Magnetic Flux Let us consider a loop of current I shown in Figure(a). The flux  1 that passes through the area S 1 bounded by the loop is Suppose we pass.

Lecture 111 EEE 302 Electrical Networks II Dr. Keith E. Holbert Summer 2001.

ECE 201 Circuit Theory I1 Inductance Inductor –A coil of wire wrapped around a supporting core (magnetic or non-magnetic) –The time-varying current in.

ECE 201 Circuit Theory I1 Magnetic Field Permanent magnet –Electrons spinning about their own axis in a particular alignment Charges in motion –Electric.

ECE 201 Circuit Theory I1 Determining Dot Markings.

EEE340Lecture : Inductances and Inductors L is the inductance of the circuit. It depends on the shape of the circuit. A circuit that has inductance.

Series-Parallel Combinations of Inductance and Capacitance

ECE 201 Circuit Theory 11 Energy Calculations for Mutually – Coupled Coils.

ECE 201 Circuit Theory I1 Self - Inductance Faraday postulated that a magnetic field consists of lines of force surrounding the current-carrying conductor.

ECE 201 Circuit Theory 11 The Concept of Mutual Inductance.

ECE 201 Circuit Theory I1 Physical Characteristics of Inductors.

Internal inductance versus external inductance

Mutual Inductance Consider two circuits “linked” by a magnetic field (magnetically-coupled coils). ECE 201 Circuit Theory I.

ECE 201 Circuit Theory I1 Interaction of Magnetic Fields (Motor Action) Look at adjacent current-carrying conductors –Currents in opposite directions –Flux.

Magnetic Field Basic Concepts: A current carrying wire produces a magnetic field in the area around it. A time changing magnetic field induces a voltage.

Magnetically Coupled Circuits

EEE ( ) - ACTIVE LEARNING ASSIGNMENT ELECTROMAGNETIC INDUCTION PREPARED BY:- RIYA SIMON MATHEW ENROLLMENT NO: BRANCH:- EC EEE ( )

Tutorial - Magnetic Circuits & Electromagnetic Induction

Guided By: Prepared By: Hitesh S. Patel MAHADIK SAGAR PATEL SHITALBEN RANA AENISH SHAH MANISHKUMAR

Lecture 10: Inductance & Capacitance Nilsson

Magnetically Coupled Networks

Electro- magnetic Induction Lecture 3 AP Physics.

MAGNETICALLY COUPLED CIRCUIT

Prof. David R. Jackson ECE Dept. Fall 2014 Notes 32 ECE 2317 Applied Electricity and Magnetism 1.

Chapter 28 Inductance; Magnetic Energy Storage. Self inductance 2 Magnetic flux Φ B ∝ current I Electric currentmagnetic fieldEMF (changing) Phenomenon.

Electromagnetic Induction and Faraday’s Law

Prof. D. Wilton ECE Dept. Notes 27 ECE 2317 Applied Electricity and Magnetism Notes prepared by the EM group, University of Houston.

EE 1270 Introduction to Electric Circuits Suketu Naik 0 EE 1270: Introduction to Electric Circuits Lecture 16: Mutual Inductance Chapter 6 Inductance,

Circuits II EE221 Unit 10 Instructor: Kevin D. Donohue Magnetically Coupled Circuits, Linear Transformers, Transformer Circuits.

MAGNETIC CIRCUITS Electrical current flowing along a wire creates a magnetic field around the wire, as shown in Fig. That magnetic field can be visualized.

Magnetically coupled circuits

E E 2415 Lecture 12 Mutual Inductance and Ideal Transformers.

Chapter 13 Magnetically Coupled Circuits

Lecture 17: Mutual Inductance and Transformers Nilsson & Riedel 6.4, 6.5, 9.10, 9.11 ENG17 (Sec. 2): Circuits I Spring May 27, 2014.

Chapter 30: Induction and Inductance This chapter covers the following topics: -Faraday’s law of induction -Lenz’s Law -Electric field induced by a changing.

Electromagnetic Induction -Types Of Induced EMF Mrs R.U.Patil Sr.Lecturer,EPS Dept. V.P.M’s Polytechnic,Thane.

MAGNETICALLY COUPLED CIRCUIT

Chapter 10 Magnetically Coupled Circuits and Resonance

ELECTROMAGETISM AND INDUCTION

Lecture 3-6 Self Inductance and Mutual Inductance (pg. 36 – 42)

TRANSFORMER A transformer is a static device.

Circuits II EE221 Unit 10 Instructor: Kevin D. Donohue

Lecture 3-6 Self Inductance and Mutual Inductance

Circuits II EE221 Unit 9 Instructor: Kevin D. Donohue

Overview of Electrical Engineering

Circuits II EE221 Unit 9 Instructor: Kevin D. Donohue

MAGNETICALLY COUPLED CIRCUIT

PRINCIPLE OF TRANSFORMER  Mutual Induction principle  Two coils are inductively coupled  If current in one coil changes uniformly, the emf will induced.

D I s , a ·.... l8l8.

Electro-Magnetic Induction

Physical Characteristics of Inductors

Stored Energy in Magnetically Coupled Inductors

11. Magnetically Coupled Circuits

Engineering Circuit Analysis

Electromagnetic Induction (Lenz’s Law)

L = L1 + L2 + L3 + 2M12 – 2M23 –2M31 = x6 – 2x6 –2x4 Problem 13.2 Determine the inductance of the three series-connected inductors. Consider.

التعلم بالإكتشاف المراجع:

Physical Characteristics of Inductors

Mutual Inductance Consider two circuits “linked” by a magnetic field (magnetically-coupled coils). ECE 201 Circuit Theory I.

Electromagnetic Induction (Lenz’s Law)

' 1 A ./.\.l+./.\.l

L-11 ELECTROMAGNETISM ELE 1001: Basic Electrical Technology

Determining Dot Markings

Self - Inductance Faraday postulated that a magnetic field consists of lines of force surrounding the current-carrying conductor. Think of these lines.

Self - Inductance Faraday postulated that a magnetic field consists of lines of force surrounding the current-carrying conductor. Think of these lines.

C H A P T E R 7 Electromagnetic Induction.

MAGNETICALLY COUPLED CIRCUIT

Determining Dot Markings

Presentation transcript:

ECE 201 Circuit Theory 11 Mutual Inductance in Terms of Self - Inductance L1L1 L2L2

ECE 201 Circuit Theory 12 (Mutual Inductance) 2

ECE 201 Circuit Theory 13

4 Coefficient of Coupling k is known as the coefficient of coupling value lies between 0 and 1 –k = 0 when two coils have no common flux Φ 12 = Φ 21 = 0 P 12 = 0 1/k 2 = ∞ –M = 0

ECE 201 Circuit Theory 15 Coefficient of Coupling continued –k = 1 Φ 11 and Φ 22 are both = 0 all flux linking coil1 links coil 2 can’t be using magnetic materials in the space allows conditions for k to approach 1