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Servo Motor types and working principle explained
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Nov 06 2018 0183 32 DC servo motor The basic operating principle of DC motor is the same as other electromagnetic motors The design construction and the modes of operation are different The rotors of this kind of motor are designed with long rotor length and smaller diameters Their size is larger than that of conventional motors of same power ratings DC...

Electric Generator
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Losses are relatively less than DC machine These Generator breakers are relatively smaller than DC breakers DC Generators DC generator is typically found in off-grid applications These generators give a seamless power supply directly into electric storage devices and DC power grids without novel equipment The stored power is carried to...

Construction of DC Machine
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Figure 1 DC Motor Both induced emfs and mechanical force are developed in a machine whether it is a generator or motor As such as dc generator and motor have identical construction In this topic dc machine used as generators although much of what is said concerning generators is equally applicable to motors are dealt with...

Construction of Induction Motor
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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...

What is Brushless DC Motor BLDC Construction Working
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Construction Working Applications of BLDC Brushless DC Motor Brushless DC motors BLDC have been a much focused area for numerous motor manufacturers as these motors are increasingly the preferred choice in many applications especially in the field of motor control technology BLDC motors are superior to brushed DC motors in many ways such as ability to operate at high speeds high...

Types of DC Motors And Their Applications Electrical4U
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Oct 26 2020 0183 32 The permanent magnet DC motor also known as a PMDC motor consists of an armature winding as in case of an usual motor but does not necessarily contain the field windings The construction of these types of DC motor are such that radially magnetized permanent magnets are mounted on the inner periphery of the stator core to produce the field flux...

Working Principle of DC Motor
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Feb 10 2019 0183 32 There is no basic difference in the construction of a DC generator and a DC motor In fact the same DC machine can be used interchangeably as a generator or as a motor Like generators there are different types of DC motors which are also classified into shunt-wound series-wound and compound-wound dc motors DC motors are seldom used in ordinary applications because all...

dc Generator Ppt
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Apr 30 2013 0183 32 Construction details of DC generatorCross section view of dc machine 21 Practical Dc Machine 22 2 pole cores and pole shoesa Pole core Pole body - --Carry the field coils--Rectangle Cross sections-- Laminated to reduce heat losses--Fitted to yoke through boltsb Pole shoe - Acts as support to field polesand spreads out fluxPole core...

10 Types of Construction Lifts and Boom Lifts BigRentz
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Sep 20 2018 0183 32 Construction lifts are powerful tools Encompassing boom lifts scissor lifts forklifts and other types of manlifts and aerial lifts construction lifts refer to lifting machinery that features an aerial platform supported by some form of an extension and mounted on a vehicle They can help with everything from moving materials during the early stages of a project to lifting workers to hard...

Transformer Construction and Transformer Core Design
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Transformer Construction of the Core Generally the name associated with the construction of a transformer is dependant upon how the primary and secondary windings are wound around the central laminated steel core The two most common and basic designs of transformer construction are the Closed-core Transformer and the Shell-core Transformer...

Working or Operating Principle of DC Motor Electrical4U
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Oct 28 2020 0183 32 The DC motor is of vital importance for the industry today and is equally important for engineers to look into the working principle of DC motor in details that we have discussed in this article To understand the operating principle of DC motor we need to first look into its single loop constructional feature The very basic construction of a DC motor contains a current carrying armature...

What is a DC Machine Basic structure Equivalent circuit
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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 dc electrical power into mechanical power...

THEORY CONSTRUCTION AND OPERATION
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OF SYNCHRONOUS MACHINES The synchronous electrical generator also called alternator belongs to the family of electric rotating machin 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-...

Electrical Transformer
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Electrical transformer is a static electrical machine which transforms electrical power from one circuit to another circuit without changing the frequency Transformer can increase or decrease the voltage with corresponding decrease or increase in current Working principle construction and types of transformer -...

Synchronous motor
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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...

Construction of DC Motor Parts Images Electrical4U
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Jan 24 2021 0183 32 The armature winding of DC motor is attached to the rotor or the rotating part of the machine and as a result is subjected to altering magnetic field in the path of its rotation which directly results in magnetic loss For this reason the rotor is made...

Basic construction and working of a DC Generator
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Hence let s call this point as construction of a DC machine instead of just construction of a dc generator The above figure shows constructional details of a simple 4-pole DC machine A DC machine consists of two basic parts stator and rotor Basic constructional parts of a DC machine are described below...

Types of DC Generator
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Please go through the construction of dc generator before reading this article about different types of dc generator A DC generator requires MMF to establish flux in its magnetic circuit The MMF necessary to establish flux in the magnetic circuit of a dc generator is obtained by field excitation...

Construction of dc Machines
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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...

How a DC motor works electricaleasy
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Theoretically the same DC machine can be used as a motor or generator Therefore construction of a DC motor is same as that of a DC generator Working principle of a DC motor An electric motor is an electrical machine which converts electrical energy into mechanical energy The basic working principle of a DC motor is whenever a current carrying conductor is placed in a magnetic field it...

Brushless DC BLDC Motor
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A Brushless DC motor or BLDC motor is a type that is most suitable for applications that require high reliability high efficiency more torque per weight etc This article explains about BLDC motors in details Construction of a BLDC Motor A commutator-brushes arrangement helps in achieving unidirectional torque in a typical dc motor...

DC Machine
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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...

Stepper Motor Construction Working Types and Its
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Construction Working Principle The construction of a stepper motor is fairly related to a DC motor It includes a permanent magnet like Rotor which is in the middle it will turn once force acts on it This rotor is enclosed through a no of the stator which is wound through a magnetic coil all over it...

What is Excitation System Definition Types of
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The system which is used for providing the necessary field current to the rotor winding of the synchronous machine such type of system is called an excitation system In other words excitation system is defined as the system which is used for the production of the flux by passing current in the field winding The excitation system is mainly classified into three types DC excitation system...

Three Phase Induction Motor Construction Working Principle
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Construction of Three Phase Induction Motor Figure 81 shows the construction of three phase induction motorA 3 phase induction motor has two main parts i stator and ii rotorThe rotor is separated from the stator by a small air-gap which ranges from 04...

DC Machine
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Oct 07 2019 0183 32 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 which can be either a motor or a generator Depending upon its construction and operation it is classified as a motor or a generator...

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Construction of Three Phase Induction Motor Electrical4U
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Oct 26 2020 0183 32 The three phase induction motor is the most widely used electrical motorAlmost 80 of the mechanical power used by industries is provided by three phase induction motors because of its simple and rugged construction low cost good operating characteristics the absence of commutator and good speed regulation In three phase induction motor the power is transferred from stator to...

Basic construction of 3
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Mar 31 2020 0183 32 The reliability of squirrel cage AC induction motors compared to DC motors is high The only parts of the squirrel cage motor that can wear are the bearings Sliprings and brushes are not required for this type of construction Improvements in modern prelubricated bearing design have extended the life of these motors...

DC Generator Construction Working Principle Types and
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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 brush...

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