constructional features of dc machines
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Constructional features of DC Machines Unacademy
Constructional features of DC Machines. Lesson 3 of 27 • 145 upvotes • 14:57 mins. Anvesh Sameer. Save. Share. Construction of yoke, pole shoe, pole core, armature, rotor laminations, commutator, brushes is discussed in this lesson. The Ultimate Guide to DC Machines: GATE (EE) 27 lessons • 5 h 48 m . 1. Overview of the Course. 10:36 mins. 2. Working Principle of DC Machine. 14:32 mins. 3
Basic construction and working of a DC Generator
Basic constructional parts of a DC machine are described below. Yoke: The outer frame of a dc machine is called as yoke. It is made up of cast iron or steel. It not only provides mechanical strength to the whole assembly but also carries the magnetic flux produced by the field winding. Poles and pole shoes: Poles are joined to the yoke with the help of bolts or welding. They carry field
DC Machines Constructional Features Construction of DC
23.04.2020· DC Machines Constructional Features Construction of DC Machine and its Components Understanding DC Machines Hello Everyone, I am Dr. Saurabh Mani Tripathi and this is a short Lecture (Part-B
Construction of DC Machine (Generator & Motor)
Yoke of DC Machine. The modern process of forming the yoke consists of rolling a steel slab around a cylindrical mandrel and then welding it at the bottom. The feet and the terminal box etc. are welded to the frame afterward. Such yokes possess sufficient mechanical strength and have high permeability. 2. Pole Cores and Pole Shoes. The field magnets consist of pole cores and pole shoes. The
Construction of DC Machine Polytechnic Hub
14.07.2014· The main parts of DC Machine (motor or generator) are as follows: Yoke; Pole core and pole shoes; Pole coil and field coil; Armature core; Armature winding or conductor; Commutator; Brushes and bearings; Construction of DC Machine. 1. Yoke. Yoke. Function. It provide mechanical Support for poles; It also provide protection to whole machine from dust, moisture etc. It also carries magnetic flux
Engineersinfo.org: Constructional Features of D.C Machines
Constructional Features of D.C Machines . 35.1 Goals of the lesson . In this lesson, important constructional features of a D.C machine are presented along with a discussion on D.C armature winding. Key Words: Field winding, armature winding, commutator segments & brush arrangement.
What are the constructional features of dc machines
What are the Constructional Features of DC Machines? Adc generator ormotormay have asmany as four fieldwindings, depending on the type and size of the machine and the kind of service intended. These field windings consist of two normal exciting fields, the shunt and series windings, and two fields that act in a corrective capacity to combat the detrimental effects of armature reaction, called
DC Machine Construction, Working, Types, EMF Equation
The DC machine can be classified into two types namely DC motors as well as DC generators. Most of the DC machines are equivalent to AC machines because they include AC currents as well as AC voltages in them. The output of the DC machine is DC output because they convert AC voltage to DC voltage. The conversion of this mechanism is known as
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. Field poles are located on stator and project inward. Each pole
sketch to illustrate the constructional features of a dc
4.1 ELECTRICAL MACHINES-I L. T. P 4 3 2.1 Main constructional features, DC machines 2.1 Speed control Get Quote. Sketch based interfaces for parametric modelling will be used to illustrate the important concepts. GEGROSS is a CASk application than called ParSketch (Naya et al., 2007). This module offers many of the features provided by Get Quote. A Practical Guide to
Construction of a DC Generator explanation of its
The armature winding is the heart of the DC Machine. Armature winding is a place where the conversion of power takes place. In the case of a DC Generator here, mechanical power is converted into electrical power. On the basis of connections, the windings are classified into two types named as Lap Winding and Wave Winding. Lap Winding ; In lap winding, the conductors are connected in such a way
sketch to illustrate the constructional features of a dc
What are the Constructional Features of DC Machines? Adc generator ormotormay have asmany as four fieldwindings, depending on the type and size of the machine and the kind of service intended. These field windings consist of two normal excitin. Get Price. Construction of dc machines SlideShare. Feb 26, 2014 · Construction of dc machines 1. Construction of DC machines By, Rohini Haridas
Construction of DC Motor (Parts & Images) Electrical4U
16.01.2019· A rotor is the rotating part of the DC machine that brings about the mechanical rotations. All these parts put together make up the total construction of a DC motor. DC Motor Parts. If you would prefer a video explanation, here is a video on the construction of DC machines: Yoke of DC Motor. The magnetic frame or the yoke of DC motor made up of cast iron or steel and forms an integral part of
sketch to illustrate the constructional features of a dc
4.1 ELECTRICAL MACHINES-I L. T. P 4 3 2.1 Main constructional features, DC machines 2.1 Speed control Get Quote. Sketch based interfaces for parametric modelling will be used to illustrate the important concepts. GEGROSS is a CASk application than called ParSketch (Naya et al., 2007). This module offers many of the features provided by Get Quote. A Practical Guide to
What are the constructional features of dc machines
What are the Constructional Features of DC Machines? Adc generator ormotormay have asmany as four fieldwindings, depending on the type and size of the machine and the kind of service intended. These field windings consist of two normal exciting fields, the shunt and series windings, and two fields that act in a corrective capacity to combat the detrimental effects of armature reaction, called
Construction of dc machines SlideShare
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. Stator That houses the field winding 1. Rotor Rotating part that rotates in
CONSTRUCTIONAL FEATURES OF SYNCHRONOUS
CONSTRUCTIONAL FEATURES OF SYNCHRONOUS MACHINES The two basic parts of a synchronous machine are the magnetic field structure, carrying a dc-excited winding, and the armature, often having a three-phase winding in which the ac emf is generated. The use of a rotating dc-field system is almost universal, because it permits the ac windings to be placed on the stator, where they
Constructional Features of Rotating Electrical Machines
Constructional Features of Rotating Electrical Machines-3. 0% -----Share the quiz to show your results ! Facebook. Facebook. Just tell us who you are to view your results !
Constructional Features of Synchronous Machines
Constructional Features of Synchronous Machines is This article describe various constructional features of synchronous machines. It gives an idea about runaway speed and selection of alternator for various applications. It also give an idea about selection of prime movers for various applications. written by Sunil Saharan on Tuesday, December 1st, 2009 At 11:37:27 am Viewed 5240 times till
Constructional features of Transformers ~ Electrical
15.06.2015· Constructional features of Transformers Transformers used in practice are of extremely large variety depending upon the end use. In addition to the transformers used in power systems, in power transmission and distribution, a large number of special transformers are in use in applications like electronic supplies,rectification, furnaces, traction etc.
DC Generator: Construction, Working Principle,Types, and
Therefore, a DC motor otherwise a DC generator can be generally called as 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
Mod-01 Lec-22 Lecture-22-Constructional Features of
Basic constructional features of D.C machine. Elementary lap and wave winding used in armature. Emf and torque equations of D.C. machine generator and motor mode. Armature reaction and its effect.
sketch to illustrate the constructional features of a dc
4.1 ELECTRICAL MACHINES-I L. T. P 4 3 2.1 Main constructional features, DC machines 2.1 Speed control Get Quote. Sketch based interfaces for parametric modelling will be used to illustrate the important concepts. GEGROSS is a CASk application than called ParSketch (Naya et al., 2007). This module offers many of the features provided by Get
DC GENERATOR Weebly
Basic constructional parts of a DC generator are described below. Yoke: The outer frame of a generator or motor is called as yoke. Yoke is made up of cast iron or steel. Yoke provides mechanical strength for whole assembly of the generator (or motor).
What are the constructional features of dc machines
What are the Constructional Features of DC Machines? Adc generator ormotormay have asmany as four fieldwindings, depending on the type and size
CONSTRUCTIONAL FEATURES OF SYNCHRONOUS
CONSTRUCTIONAL FEATURES OF SYNCHRONOUS MACHINES The two basic parts of a synchronous machine are the magnetic field structure, carrying a dc-excited winding, and the armature, often having a three-phase winding in which the ac emf is generated.
Working or Operating Principle of DC Motor Electrical4U
11.07.2019· The very basic construction of a DC motor contains a current carrying armature, connected to the supply end through commutator segments and brushes. The armature is placed in between north pole and south pole of a permanent or an electromagnet as shown in the diagram above.
Constructional Features of Synchronous Machines
Constructional Features of Synchronous Machines is This article describe various constructional features of synchronous machines. It gives an idea about runaway speed and selection of alternator for various applications. It also give an idea about selection of prime movers for various applications. written by Sunil Saharan on Tuesday, December 1st, 2009 At
Constructional Features of Rotating Electrical Machines
Constructional Features of Rotating Electrical Machines 1. 0% -----Share the quiz to show your results ! Facebook. Facebook. Just tell us who you are to view your results !
Constructional Features of a Drilling Machine RPA
01.06.2016· Constructional Features of a Drilling Machine. Optimum 23. Aside from drilling, drilling machines are also used for countersinking, boring, counter boring, spot facing, reaming and tapping different materials such as wood, metal and concrete. Let’s identify the different parts of a drilling machine that contribute to these processes: 1. Head. The head is attached to the
Mod-01 Lec-22 Lecture-22-Constructional Features of DC
Week 7: DC machine constructional features and basic idea of its operation. Armature winding, commutator segments and brushes. Week 8: Lap and wave windings and number of parallel paths in armature circuit. Emf equation. Week 9: Torque equation. Separately excited and shunt generator characteristics. Week 10: Armature reaction and its ill effects. How to nullify the effects of armature
DC Generator: Construction, Working Principle,Types, and
DC Generator. When a conductor slashes magnetic flux, then energetically induced electromotive force will be generated in it based on the Electromagnetic Induction principle of Faraday’s Laws.This electromotive force can cause a flow of current when the conductor circuit is not opened. Construction of a DC
Characteristics of DC Machines SpringerLink
It also defines the safe operating area of DC machines in T em –Ω m plane, both in steady-state operation and during transients. For the sake of readers that meet electrical machines for the first time, the concepts of rated current, rated voltage, mechanical characteristics, natural characteristics, rated speed, rated torque, and rated power are introduced and explained in this chapter
Basic Principles and Functions of Electrical Machines
BASIC FEATURES OF ELECTRIC MACHINES The basic structural features of a D.C. machine are: graphite spring loaded to ride on the • Stator The stator carries the field winding. The stator together with the rotor constitutes the magnetic circuit or core of the machine. It is a hollow cylinder. number of which is determined by the voltage • Rotor It carries the armature winding. The
Constructional Features of DC Motor Electric Motor
Constructional Features of DC Motor Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. This ppt explains the constructional features of DC Motor. This will be useful for the one who's interested with the motors.
CONSTRUCTIONAL FEATURES OF SYNCHRONOUS
CONSTRUCTIONAL FEATURES OF SYNCHRONOUS MACHINES The two basic parts of a synchronous machine are the magnetic field structure, carrying a dc-excited winding, and the armature, often having a three-phase winding in which the ac emf is generated. The use of a rotating dc-field system is almost universal, because it permits the ac windings to be placed on the stator, where they
Construction of a Synchronous Machine Circuit Globe
Construction of Synchronous Machine, i.e. alternator or motor consists of two main parts, namely the stator and the rotor. DC supply is given to it through slip rings. When direct current flow through the field winding, it produces the required magnetic field. Damper Winding. At the outermost periphery, holes are provided in which copper bars are inserted and short-circuited at both the
Constructional Features of Induction Machines : Rotor
Constructional Features of Induction Machines : Rotor Construction is In this article we will discuss construction of rotors used in induction motors. written by Sunil Saharan on Tuesday, January 29th, 2013 At 07:34:55 pm Viewed 3262 times till 2020-08-14 08:01:52
Constructional Features and Principle Operation of linear
Constructional Features and Principle Operation of linear Induction Motor Linear motors Since linear motors do not have any gear unit it is more simple converting motion in electrical drives. Combined with magnet floating technology an absolutely contact-less
Constructional Features of a Drilling Machine RPA
01.06.2016· Constructional Features of a Drilling Machine. Optimum 23. Aside from drilling, drilling machines are also used for countersinking, boring, counter boring, spot facing, reaming and tapping different materials such as wood, metal and concrete. Let’s identify the different parts of a drilling machine that contribute to these processes: 1. Head. The head is attached to the upper part of the