dc machines construction

Construction of DC Machine

Construction of DC Machine - there are seven main parts of dc machine or motor generator which as follows Yoke Pole core and pole shoes Pole coil Function It has large number of slots in its periphery Armature conductor, are placed in this slots It is also provide

Construction of DC Machines

 · Hello, friends, I hope all of you are enjoying your life. In today''s tutorial, we will have a look at the Construction of DC Machines. In our electrical system, there are 2 main types of machines first one is AC machines that are further divided into ac …

Construction of DC Machine (Generator & Motor)

 · 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

Construction oc dc machine

Construction oc dc machine 1. Construction of DC Machine 2. Poles and pole shoes: Poles are joined to the yoke with the help of bolts or welding. They carry field winding and pole shoes are fastened to them. Pole shoes serve two purposes; (i) they ...

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 a DC generator.

Construction of DC generator | Direct current machine | …

Stationary part Rotating part Stationary part: As the name signifies "stator" is the part which doesn''t move or remain fix in its position. The stationary part of the DC machine consists of main poles. The function of the main pole in DC machines is to provide a low reluctance path for the magnetic flux. ...

DC Machine

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. What is a DC Machine? It is a rotating device

Construction Of A Dc Machine And Working Of Dc Motor …

For heavy duty machines, roller bearings are prederred. Searches related to Construction of a DC Machine construction of dc machine pdf working principle of dc machine basic construction of dc machines commutation of dc generator parts of dc machine

Construction of DC Motor

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.

Design of DC Machines

3. Design of DC Machines 3 Shital Patel, EE Department Design of DC Machines and Transformer (2160912) 2 (a) Power developed by DC generator In case of DC generator, prime mover supplies friction, windage and iron loss. Armature supplies its own

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

DC MACHINES (17CA02301)

LECTURE NOTES ON DC MACHINES (17CA02301) 2018 – 2019 II B. Tech I Semester (CREC-R17) Mr. K.Raju,Assistant Professor CHADALAWADA RAMANAMMA ENGINEERING COLLEGE (AUTONOMOUS) Chadalawada Nagar, Renigunta Road, Tirupati

Construction of DC Motor | Electrical Concepts

There is no difference in the construction of DC Motor and Generator. A DC Motor can also be used as DC generator without any constructional change. Similarly, a DC generator can also be used as DC Motor. They are broadly termed as DC machine. Therefore ...

Construction of DC Machines

Armature construction process must ensure provision of sufficient axial and radial ducts to facilitate easy removal of heat from the armature winding. Field windings : In the case of wound field machines (as against permanent magnet excited machines) the field winding takes the form of a concentric coil wound around the main poles.

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 DC generator and another one is known as the DC motor A DC generator converts mechanical power (ωT) into DC electrical power (EI), whereas, a DC ...

DC Machine

 · The construction is same for DC motor and DC generator. Working of DC Machine The working principle and operation of a DC machine is based on an effect when a current carrying conductor coils laying in a magnetic field, the magnetic field produces a mechanical force on it known as torque which rotates the conductor coils in magnetic field.

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

Construction of DC Machines

Armature construction process must ensure provision of sufficient axial and radial ducts to facilitate easy removal of heat from the armature winding. Field windings : In the case of wound field machines (as against permanent magnet excited machines) the field winding takes the form of a concentric coil wound around the main poles.

DC Machine

 · From the above information, finally, we can conclude that DC machines are dc generator & dc motor. The DC generator is mainly useful for supplying DC sources toward the DC machine in power stations. Whereas DC motor drives some devices like lathes, fans, centrifugal pumps, printing presses, electric locomotives, hoists, cranes, conveyors, rolling mills, auto-rickshaw, ice machines…

Construction Of DC Machines

Construction Of Data Flow Diagram 210 Views Exact Equivalent Circuit 235 Views Losses In Electrical Machines 2(2) 246 Views Losses In Electrical Machines 1(2) 197 Views Electrical Machines Introduction 237 Views Field Current Control Method 198 Views ...

Construction Of DC Machines

Construction Of Data Flow Diagram 210 Views Exact Equivalent Circuit 235 Views Losses In Electrical Machines 2(2) 246 Views Losses In Electrical Machines 1(2) 197 Views Electrical Machines Introduction 237 Views Field Current Control Method 198 Views ...

Commutation and Armature Construction DC Machines …

In today''s tutorial, we will discuss the Commutation and Armature Construction in Real DC Machines. In DC machines there are many methods to join armature windings with the commutators. These methods of connection define the no of parallel paths for current in rotor, value of terminal voltage, no of commutators and their location.

Construction of DC Machines Question and Answer

Highlight of construction of DC Machine For DC machines in general, the outstanding advantage lies in their ability and versatility. The principal disadvantage is likely to be the initial investment concerned. Yet the advantage of dc motors is such that they retain a ...

Physical Structure and Configuration of DC Machines

 · In DC machines, the field excitation that provides the magnetizing current is occasionally provided by an external source, in which case the machine is said to be separately excited [Figure 5 (a)]. More often, the field excitation is derived from the armature voltage, and …

DC Machines I.pdf

CRICOS QLD00244B NSW 02225M TEQSA:PRF12081 DC Machine Construction DC Machines all contain a stator. The stator consists of one or more magnetic poles pairs which may be either permanent magnets or electromagnets. Where electromagnets are used, the windings of the electromagnet are known as field windings..

DC MACHINES

Elementary DC Machines • The armature winding of a dc generator is on the rotor with current conducted from it by means of carbon brushes.Electric Machines General • When a machine is converting electrical energy into mechanical form, it is operating in the ...

Construction of DC Machines Question and Answer

Highlight of construction of DC Machine For DC machines in general, the outstanding advantage lies in their ability and versatility. The principal disadvantage is likely to be the initial investment concerned. Yet the advantage of dc motors is such that they retain a ...

Construction of DC Machines

DC GENERATORS Principles Of D.C. Machines D.C. machines are the electro mechanical energy converters which work from a D.C. source and generate mechanical power or convert mechanical power into a D.C. power. Construction of D.C. Machines A D.C ...

Construction of a DC Generator

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 Brushgears. The diagram of the main parts of a 4 pole DC Generator or DC Machine is shown below:

DC Machines Construction

DC motors and generators have the same basic construction, differing primarily in the energy conversion. To better understand the operation and construction of DC machines, a few basic terms must be understood.

Construction of DC Motor | Electrical Concepts

There is no difference in the construction of DC Motor and Generator. A DC Motor can also be used as DC generator without any constructional change. Similarly, a DC generator can also be used as DC Motor. They are broadly termed as DC machine. Therefore ...

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

Construction Features Of DC Machines Flashcards by …

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. Brainscape is a web and mobile study platform that helps you learn things faster. Our ...

Construction of DC Machines

DC GENERATORS Principles Of D.C. Machines D.C. machines are the electro mechanical energy converters which work from a D.C. source and generate mechanical power or convert mechanical power into a D.C. power. Construction of D.C. Machines A D.C ...

Construction Of DC Machines

Construction Of Data Flow Diagram 210 Views Exact Equivalent Circuit 235 Views Losses In Electrical Machines 2(2) 246 Views Losses In Electrical Machines 1(2) 197 Views Electrical Machines Introduction 237 Views Field Current Control Method 198 Views ...

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 DC generator and another one is known as the DC motor A DC generator converts mechanical power (ωT) into DC electrical power (EI), whereas, a DC ...

Construction of DC machines – Electrical Shouters

 · for all dc machines and copper-graphite for low voltage high current dc machines. Also Read- Principle of operation of DC Generator Tags: Construction of DC machines, DC generator, DC machine Leave a Reply Cancel reply Your email * * * ...

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 a DC generator.

Construction and Working of DC Machines

The DC machine comprises the construction of both Generator and Motor.The mode of working only decides whether DC generator or a DC motor. In this post, you will be getting to know "how dc machines work?" and also construction and working of DC machines.

DC Machines Construction

Direct current machines are energy transfer devices. These machines can function as either a motor or a generator. DC motors and generators have the same basic construction, differing primarily in the energy conversion. To better understand the operation and