+86 0371 8654 9132

construction of dc machine

Construction of DC Machines - The Engineering

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

Basic construction and working of a DC Generator ...

DC Generator. A dc generator is an electrical machine which converts mechanical energy into direct current electricity.This energy conversion is based on the principle of production of dynamically induced emf. This article outlines basic construction and working of

About this site

Feb 26, 2014 · Construction of dc machines 1. Construction of DC machines By, Rohini Haridas Assistant Professor, Dept of Electrical Engineering, SSGM College of Engineering,Shegaon 2. Is DC generator and motor have same construction??? 3. Main construction diagram 4. Main parts The two major parts required for construction : 1.

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 machines - SlideShare

Feb 26, 2014 · Construction of dc machines 1. Construction of DC machines By, Rohini Haridas Assistant Professor, Dept of Electrical Engineering, SSGM College of Engineering,Shegaon 2. Is DC generator and motor have same construction??? 3. Main construction diagram 4. Main parts The two major parts required for construction : 1.

Basic construction and working of a DC Generator ...

DC Generator. A dc generator is an electrical machine which converts mechanical energy into direct current electricity.This energy conversion is based on the principle of production of dynamically induced emf. This article outlines basic construction and working of

Construction of DC Machine - YouTube

Mar 25, 2018 · In this video, Construction of DC machines with all the parts are conceptually explained. Must Watch it. Some important playlist links are as follows: *Our Y...

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 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.

Construction of DC generator | Direct current machine ...

The principle of single loop DC generator has been described for the basic understanding of DC generator working. Now we will discuss the construction and working of actual generator. The construction of DC generator and DC motor is same therefore instead of DC generator let say DC machine which is more appropriate and cover all aspect of DC motor and DC generator construction.

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 & WORKING OF DC MACHINE - ELECTRICAL

DC Generator converts the Mechanical Energy into Electrical Energy (in DC). Its working principle is Faraday's Law of Electromagnetic Induction which states that, whenever a conductor is placed in a varying magnetic field (or conductor is moved in magnetic field), then an emf is induced in it.If the circuit of the conductor is closed, then current also starts flowing through it.

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 - ROMANI'S...

DC Machines Construction The stator of the dc motor has poles, which are excited by dc current to produce magnetic fields. In the neutral zone, in the middle between the poles, commutating poles are placed to reduce sparking of the commutator. The commutating poles are supplied by dc current. Compensating windings are

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 MACHINES

• For a DC MOTOR, the efficiency is the electrical output power divided by the mechanical input power, or • For a DC GENERATOR, the efficiency is the electrical output power divided by the mechanical input power, or • Note that the efficiency of a DC machine will vary with 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 ...

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.

DC MACHINES

• For a DC MOTOR, the efficiency is the electrical output power divided by the mechanical input power, or • For a DC GENERATOR, the efficiency is the electrical output power divided by the mechanical input power, or • Note that the efficiency of a DC machine will vary with the

(1) THE CONSTRUCTION OF DC MACHINE Aim: A simplified ...

Apparatus: DC machine in laboratory. Theory: Refer to references. Report: Describe briefly the basic constructional parts of a DC machine and explains the basic working principle. Why are laminated poles used in modern dc machine; Question: (1) THE CONSTRUCTION OF DC MACHINE Aim: A simplified sketch of a dc machine and describe the construction ...

DC GENERATOR - Weebly

A dc generator is an electrical machine which converts mechanical energy into direct current electricity. This energy conversion is based on the principle of production of dynamically induced emf. CONSTRUCTION: Cross Sectional View of DC Generator Above figure shows the constructional details of a simple 4-pole DC generator. A DC generator

DC Motor - Basics, Construction, Types & Its Application

Construction of DC Motor. The construction of the DC motor is shown below. It is very important to know its design before knowing it’s working. The essential parts of this motor include armature as well as stator. DC MOTOR. The armature coil is the rotating part whereas the stationary part is the stator.

(PDF) DC Motors - ResearchGate

Construction of DC Machine: Across-section of a 4-pole DC motor is shown in f igure below: The construction generally consists of: 1-Yok e: This is the outer part of the DC motor.

Types of D.C Machine - javatpoint

4. Compound wound D.C. machine: A Compound machine is a machine which has both shunt and series fields. Two windings are carried out by each pole of the machine. The series winding has few turns of large cross-sectional area, and the shunt windings have many turns of fine wire. It can be connected in two ways.

DC MACHINES AND TRANSFORMERS

II. Demonstrate the working principle of different types of dc machines and transformers. III. Analyze the losses in dc machines to improve the efficiency by conducting various tests. IV. Outline the principle of operation, construction and testing of single phase transformers. UNIT-I

Parts of DC Generator : Working, Types and Advantages ...

Jun 07, 2020 · A DC generator is often used as a DC generator motor without altering its construction. So, a dc generator motor may usually be called a DC machine. The key parts of DC generators are yoke, poles, pole shoes, armature core, armature winding, commutator, brushes, magnetic field system, commutator, end housings, bearings, and Shafts.

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.

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-

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 motor - Wikipedia

The DC motor was the mainstay of electric traction drives on both electric and diesel-electric locomotives, street-cars/trams and diesel electric drilling rigs for many years. The introduction of DC motors and an electrical grid system to run machinery starting in the 1870s started a new second Industrial Revolution.

Commutation in DC Machine or Commutation in DC Generator ...

Feb 24, 2012 · The voltage generated in the armature, placed in a rotating magnetic field, of a DC generator is alternating in nature. The commutation in DC machine or more specifically commutation in DC generator is the process in which generated alternating current in the armature winding of a dc machine is converted into direct current after going through the commutator and the stationary