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Construction of synchronous machines

Construction of synchronous machines The rotor of a synchronous machine is a large electromagnet. The magnetic poles can be either salient (sticking out of rotor surface) or non-salient construction. Non-salient-pole rotor: usually two- and four-pole

  • Synchronous Machines - Construction - Principle of

    Synchronous Machines - Construction - Principle of

    Construction. The electromechanical energy conversion occurs whenever a change in flux is associated with mechanical motion. In synchronous machines field winding is the primary source of flux

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  • Design of Synchronous Machines Introduction

    Design of Synchronous Machines Introduction

    Construction of synchronous machines 1. Salient pole Machines: These type of machines have salient pole or projecting poles with concentrated field windings. This type of construction is for the machines which are driven by hydraulic turbines or Diesel engines. 2. Nonsalient pole or Cylindrical rotor or Round rotor Machines: These machines are

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  • Construction of Three Phase Synchronous Machines

    Construction of Three Phase Synchronous Machines

    Construction of three phase synchronous machines. An alternator consists of two parts, the stator, and the rotor. The stator is the stationary part of the machine, and the rotor is the rotating part of the machine. The stator carries the armature winding in which the voltage is

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  • Synchronous Machine: Construction, Classification

    Synchronous Machine: Construction, Classification

    Dec 20, 2019 Construction of Synchronous Machine. The synchronous machine has two important parts; stator and rotor. The stator is a stationary part of a machine. It carries stator winding. The voltage generated in the stator winding. If the synchronous machine used as

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  • Construction of Synchronous Motor | Electrical4U

    Construction of Synchronous Motor | Electrical4U

    Feb 24, 2012 The construction of a synchronous motor is very similar to the construction of an alternator. Both are synchronous machines where one we use as a motor and the other as a generator. Just like any other motor, the synchronous motor also has a stator and a rotor. We will look into the construction details of the various parts one by one in detail

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  • EE 340 Synchronous Generators I

    EE 340 Synchronous Generators I

    Construction of synchronous machines • On large synchronous machines, brushless exciters are used. • A brushless exciter is a small AC generator whose field circuits are mounted on the stator and armature circuits are mounted on the rotor shaft. • The exciter generator’s 3

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  • Types, Construction and Working Principle of Synchronous

    Types, Construction and Working Principle of Synchronous

    Types, Construction and Working Principle of synchronous Generator or Alternator . 1. Types of Alternator . Alternators or synchronous generators can be classified in many ways depending upon their application and design. According to application these machines are classified as- 1. Automotive type - used in modern automobile. 2

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  • Induction vs Synchronous Machines • Engineering Scribbles

    Induction vs Synchronous Machines • Engineering Scribbles

    Mar 17, 2021 Synchronous machine are similar to Induction machines. The idea is that this time the rotating shaft ... Figure 8: Construction of a Synchronous Motor. Current comes in via the 3 phases and since it is alternating current it creates a rotating magnetic field in the stator. The 2-pole DC electromagnet in the diagram has a fixed N and S poles and

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  • What is a Synchronous Motor? - Definition, Construction

    What is a Synchronous Motor? - Definition, Construction

    The synchronous speed is the constant speed of the machine whose value depends on the frequency and the numbers of the pole of the machine. When the rotor starts rotating at its synchronous speed, the prime mover is disconnected from the motor

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  • Construction & Working principle of Synchronous Motor

    Construction & Working principle of Synchronous Motor

    The synchronous motor construction is basically similar to rotating field type alternator. It consists of two parts : i) Stator: Consisting of a three phase star or delta connected winding. This is excited by a three phase a.c. supply. ii) Rotor: Rotor is a field winding, the construction of which can be salient (projected pole) or non-salient

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  • Synchronous machines - SlideShare

    Synchronous machines - SlideShare

    May 27, 2014 Construction of synchronous machines A synchronous rotor with 8 salient poles Salient pole with field windings Salient pole without field windings – observe laminations 20. Two common approaches are used to supply a DC current to the field circuits on the rotating rotor: 1. Supply the DC power from an external DC source to the rotor by means

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  • Synchronous Generator : Construction, Working Principle

    Synchronous Generator : Construction, Working Principle

    Jan 22, 2020 This machine will increase the turbine cost and makes pressure on the generator as well as the turbine. The operation of these generators in changeable speed will produce variable frequency power as well as variable voltage. Construction. The construction of a synchronous generator is shown below. The main parts of this motor mainly include a

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  • Lecture 6: Synchronous machines - UNLV

    Lecture 6: Synchronous machines - UNLV

    Construction of synchronous machines The rotor of a synchronous machine is a large electromagnet. The magnetic poles can be either salient (sticking out of rotor surface) or non-salient construction. Non-salient-pole rotor: # of poles: 2 or 4. Salient-pole rotor: # of poles: large number Rotors are made laminated to reduce eddy current losses

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  • Construction and Types of Synchronous Machine

    Construction and Types of Synchronous Machine

    Jul 16, 2018 Their basic construction is also same. Therefore, construction of synchronous machines discussed in the post applies well for synchronous motor and generator. From construction point of view, a synchronous machine consists of two main parts: Stationary part known as Stator and Rotating part known as Rotor. Stator. Stator is the outer stationary

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  • Synchronous Machines 1.0 Introduction

    Synchronous Machines 1.0 Introduction

    construction is less expensive, all hydro-machines use salient pole construction. Fig. 8 illustrates several different constructions for smooth and salient-pole rotors. The red arrows indicate the direction of the flux produced by the field windings. • Synchronous generator Rotor construction Round Rotor Salient Pole Two pole w s = 3600 rpm

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  • Dc Machines Construction Pdf

    Dc Machines Construction Pdf

    Lecture 6 Synchronous Machines. Construction of synchronous machines In a synchronous generator a DC current is applied to the rotor winding producing a rotor magnetic field The rotor is then turned by external means producing a rotating magnetic field which induces a 3phase voltage within the stator winding. Get Price

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  • Exporters of Construction Machines from Zhengzhou, Henan

    Exporters of Construction Machines from Zhengzhou, Henan

    Exporters of Construction Machines - Buy Used Hitachi EX120-3 Excavator, Used Hitachi EX120-2 Excavator, Used Hitachi Zx70 Excavator, Used Hitachi EX220 Excavator offered by Zhengzhou Xiasong Engineering Machinery Equipment Co.,Ltd from Zhengzhou, Henan., China

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    About Us - Asphalt Batching Plant

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