'Phase voltages' diaporamas de présentation

Line and Phase Voltages for a Wye Circuit

941 views • 76 slides

Review of 1- ? AC Circuit Fundamentals

Review of 1- ? AC Circuit Fundamentals. Series RLC circuit. Review of 1- ? AC Circuit Fundamentals(1). Power factor = Cos ?. Apparent Power = VI (multiply the rms value of input voltage and current (ignore phase angle)). Real Power = I 2 R (square of the rms current flowing

884 views • 52 slides

TRANSFORMERS

493 views • 37 slides

Lesson 8 Symmetrical Components

Lesson 8 Symmetrical Components. Symmetrical Components. Due to C. L. Fortescue (1918): a set of n unbalanced phasors in an n-phase system can be resolved into n balanced phasors by a linear transformation The n sets are called symmetrical components

2.9k views • 36 slides

POLYPHASE CIRCUITS

POLYPHASE CIRCUITS. LEARNING GOALS. Three Phase Circuits Advantages of polyphase circuits. Three Phase Connections Basic configurations for three phase circuits. Source/Load Connections Delta-Wye connections. Power Relationships Study power delivered by three phase circuits.

395 views • 35 slides

Lecture 3: Three-phase power circuits

Lecture 3: Three-phase power circuits. Instructor: Dr. Gleb V. Tcheslavski Contact: gleb@ee.lamar.edu Office Hours: TBD ; Room 2030 Class web site: MyLamar. Introduction.

997 views • 31 slides

Unit 27 Three-Phase Circuits

Unit 27 Three-Phase Circuits. Unit 27 Three-Phase Circuits. Objectives: Discuss the differences between three-phase and single-phase voltages. Discuss the characteristics of delta and wye connections. Compute voltage and current values for delta and wye connections.

450 views • 26 slides

Introduction to Three-Phase Power

519 views • 25 slides

Introduction to Three-Phase Power

693 views • 25 slides

Lesson 34 3 PHASE Sources & Loads

Lesson 34 3 PHASE Sources & Loads. Learning Objectives. Review the induced AC voltage output for a three phase AC generator as a function of time and as phasors. Define a three-wire Y-Y three phase circuit and a four-wire Y-Y three phase circuit.

402 views • 23 slides

Lesson 35 Per Phase Analysis

Lesson 35 Per Phase Analysis. Learning Objectives. Derive the relationship between line to line voltages and line to neutral voltages in a balanced Y-Y three phase circuit.

323 views • 23 slides

Circuits II EE221 Unit 12 Instructor: Kevin D. Donohue

Circuits II EE221 Unit 12 Instructor: Kevin D. Donohue. Three Phase Circuits, Balanced Y-Y, Y- ?, and ? - ? Three-Phase Circuits. Polyphase Circuits.

242 views • 13 slides