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construction features of dc machine

Construction of DC Machines The Engineering Knowledge

Jan 01, 2020 Construction of DC Machines. In the structure of DC machine either dc motor or generator, there are 2 main parts first one is the static or the second one is moving. The static part is stator and moving part is rotor. In stator of dc machine

Construction of dc Machines

Construction of dc Machines: The rotor in a dc machine is called an armature. The armature has cylindrical steel core that is composed of a stack of slotted laminations. Slots in laminations are aligned axially along rotor or shaft. Armature windings are placed in slots. The stator in a dc machine is the field part of the machine.

Construction of DC Machine (Generator & Motor)

Jun 25, 2014 The dc generators and dc motors have the same general construction. In fact, when the machine is being assembled, the workmen usually do not know whether it is a dc generator or motor. Any dc generator can be run as a dc motor and vice-versa. Read: Working of DC Motor. All dc machines have five principal components.

DC Machine Construction, Working, Types, EMF Equation

Apr 26, 2019 Construction of DC Machine Yoke. Another name of a yoke is the frame. The main function of the yoke in the machine is to offer mechanical support intended for poles and protects the entire machine from moisture, dust, etc. The materials used in the yoke are designed with cast iron, cast steel otherwise rolled steel.

DC Machine Construction, Working Principle, Types

Oct 07, 2019 So, these machines are used at a place where there is a requirement of single directional power. These machines are used in batteries to generate unidirectional power. This article gives an overview of a DC machine, which includes construction, working, parts, EMF equation, types, its losses, and applications.

DC Machine Construction, Working, Types and Applications

Apr 15, 2020 Construction of DC Machine. The DC machine consists of Yoke, Pole, and Pole shoe, Armature core, Field Winding, Armature Winding, Commutator, Brushes, shaft, and Bearings. Let’s explain each part in detail with applications. Yoke or Frame. The yoke is also known as the frame.

Construction of dc machines SlideShare

Feb 26, 2014 Construction of DC machines By, Rohini Haridas Assistant Professor, Dept of Electrical Engineering, SSGM College of Engineering,Shegaon Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.

Construction of dc Machines

Construction of dc Machines: The rotor in a dc machine is called an armature. The armature has cylindrical steel core that is composed of a stack of slotted laminations. Slots in laminations are aligned axially along rotor or shaft. Armature windings are placed in slots. The stator in a dc machine is the field part of the machine.

Construction Features Of DC Machines Flashcards by Chris

Study Construction Features Of DC Machines flashcards from Chris Taylor's SAIT class online, or in Brainscape's iPhone or Android app. Learn faster with spaced repetition.

Construction of DC Motor Electrical Concepts

Jul 05, 2018 Construction of DC Machine. A DC machine consists of two main components: Stator and Rotor. Stator is the stationary part whereas rotor is the rotating part. Stator of DC machine consists of Yoke, Field Winding, Interpoles, Compensating Winding, Brushes and End Cover. Rotor consists of armature core, armature winding, commutator and shaft.

#01- DC Machines Construction of DC Machines Basics of

Jul 25, 2021 A SIMPLE explanation of the construction and working principle of a DC Machine (DC Motor or DC Generator). Understand the parts of a DC Machine and the const...

Construction of a DC Generator explanation of its

A DC Generator is an electrical device which converts mechanical energy into electrical energy. It mainly consists of three main parts, i.e. magnetic field system, armature and commutator and brush gear. The other parts of a DC Generator are magnetic frame and yoke, pole core and pole shoes, field or exciting coils, armature core and windings, brushes, end housings, bearings and shafts.

Construction of DC Motor your electrical guide

Both the DC machines i.e. DC generator and DC motor have the same construction. Therefore, either machine can be used as a motor or a generator. So the following discussion about the construction of DC motor is equally valid for the construction of the DC generator. Also, we can entitle it as the construction of DC machine.

Construction of dc machines SlideShare

Feb 26, 2014 Construction of DC machines By, Rohini Haridas Assistant Professor, Dept of Electrical Engineering, SSGM College of Engineering,Shegaon Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising.

Construction of DC Motor (Parts & Images) Electrical4U

Mar 20, 2013 Construction of DC Motor (Parts & Images) A DC motor is a device that converts direct current electrical energy to mechanical energy (learn about a DC motor’s working principle ). A DC motor is constructed with: A stator is the static part of the DC machine that houses the field windings and receives the supply.

DC Motor Working Principle, Construction and Diagram

Oct 03, 2020 CONSTRUCTION OF DC MOTOR. All DC machines mainly consist of two parts. One is the stator and the other is Rotor. The stator is a stationary part that includes yoke, pole, pole winding, and Interpoles. The stator produces the magnetic flux. The rotor of the dc machine consists of a commutator, brushes, compensating winding, and a shaft.

DC MACHINES

DC MACHINES • In DC machines, the field winding is wound onto the stator, while the armature winding is located on the rotor. • Current is supplied to the rotating armature winding through Commutator Segments. • Each commutator segment (also located on the

THEORY, CONSTRUCTION, AND OPERATION

OF SYNCHRONOUS MACHINES The synchronous electrical generator (also called alternator) belongs to the family of electric rotating machines. Other members of the family are the direct-current (dc) motor or generator, the induction motor or generator, and a number of derivatives of all these three. What is common to all the members of this fam-

Construction of Induction Motor Circuit Globe

It is the outer body of the motor. Its main function is to support the stator core and to protect the inner parts of the machine. For small machines, the outer frame is casted, but for the large machine, it is fabricated. The figure below shows the stator construction. Stator Core. The stator core is built of high-grade silicon steel stampings.

DC Generator : Construction, Working Principle,Types, and

Construction. A DC generator is also used as a DC motor without changing its construction. Therefore, a DC motor otherwise a DC generator can be generally called a DC machine. The construction of a 4-pole DC generator is shown below. This generator comprises of several parts like yoke, poles & pole shoes, field winding, an armature core, armature winding, commutator & brushes.

Synchronous motor construction and working

Synchronous motor and induction motor are the most widely used types of AC motor. Construction of a synchronous motor is similar to an alternator (AC generator).A same synchronous machine can be used as a synchronous motor or as an alternator. Synchronous motors are available in a wide range, generally rated between 150kW to 15MW with speeds ranging from 150 to 1800 rpm.

DC Generator : Construction, Working Principle,Types, and

Construction. A DC generator is also used as a DC motor without changing its construction. Therefore, a DC motor otherwise a DC generator can be generally called a DC machine. The construction of a 4-pole DC generator is shown below. This

WORKING of DC GENERATOR with its CONSTRUCTION and

Nov 26, 2020 DC Generator construction. The construction of a DC generator is similar to a DC motor. So, a DC generator can work as a DC motor and vice-versa. The basic constructional features of a DC generator are described below. YOKE: The yoke is the outer covering of the DC

DC MACHINES

DC MACHINES • In DC machines, the field winding is wound onto the stator, while the armature winding is located on the rotor. • Current is supplied to the rotating armature winding through Commutator Segments. • Each commutator segment (also located on the

DC Motor Definition, Working Principle, Types, Uses, FAQs

A DC motor is defined as a class of electrical motors that convert direct current electrical energy into mechanical energy. From the above definition, we can conclude that any electric motor that is operated using direct current or DC is called a DC motor. We will understand the DC motor construction and how a DC motor converts the supplied DC

What is a DC Machine? Basic structure & Equivalent circuit

A DC Machine is an electro-mechanical energy conversion device. There are two types of DC machines; one is the DC generator, and another one is known as DC motor. A DC generator converts mechanical power (ωT) into DC electrical power (EI), whereas, a DC motor converts d.c electrical power into mechanical power.

Main parts of DC machine Electrical Shouters

Dec 14, 2019 In the second case where dc machine produces rotation of rotor due to applied electricity. It acts as a dc motor, hence theoretically same dc machine can be used as generator or motor. From this point of view essentially the constructional features of both dc motor and generator are same. Main parts of DC machine: 1) Field system:

Dc machines SlideShare

Mar 23, 2007 3/23/2007 ELEC A6 DC Machine7DC MACHINESReal DC machine Construction• Stator: Stationary part of the machine.The stator carries a field winding that isused to produce the required magneticfield by DC excitation. Often know asthe field.• Rotor: The rotor is the rotating part ofthe machine.

Characteristics of DC motors electricaleasy

These above equations can be studied at emf and torque equation of dc machine. For a DC motor, magnitude of the back emf is given by the same emf equation of a dc generator i.e. E b = PɸNZ / 60A. For a machine, P, Z and A are constant, therefore, N ∝ E b /ɸ Characteristics of DC series motors Torque vs. armature current (T a-I a)

Commutator Definition, Construction, Function, Operation

Commutation in DC Machines. In a DC machine, each armature coil contains two commutators attached to its end. The commutator segments and brushes should maintain a continuous moving contact for the better transformation of the current. More than one coil is used in DC machines

Construction of a Synchronous Machine Circuit Globe

Construction of a Synchronous Machine, i.e. alternator or motor consists of two main parts, namely the stator and the rotor. The stator is the stationary part of the machine. It carries the armature winding in which the voltage is generated. The output of the machine is taken from the stator. The rotor is the rotating part of the machine.

DC Shunt Motor : Construction, Circuit Diagram, and Its

The DC shunt motor construction is the same as any type of DC motor. This motor can be constructed with the basic parts like field windings (stator), a commutator and an armature (rotor) . The working principle of a DC Shunt Motor is, whenever a DC motor is turned ON, then DC flows throughout stator as

Dc Machine an overview ScienceDirect Topics

In the first case, the induction machine is used as a motor to accelerate the flywheel and the dc motor, During the acceleration period the rotor current is maintained at its nominal value. When the speed reaches 700 rpm the dc machine picks-up and the acceleration rate increases, the flywheel being accelerated simultaneously by the two machines.

DC motor

The brushed DC electric motor generates torque directly from DC power supplied to the motor by using internal commutation, stationary magnets (permanent or electromagnets), and rotating electromagnets.. Advantages of a brushed DC motor include low initial cost, high reliability, and simple control of motor speed. Disadvantages are high maintenance and low life-span for high intensity uses.

Basic Principles and Functions of Electrical Machines

field that the D.C. machines, fed from the A.C. supply through rectifiers, are making their mark. In this paper, we shall discuss the various types of electric machines, thereafter, we shall look at the basic features and principles of operation of electric machines. Determination of machine parameters, basic protections, maintenance, and