answersLogoWhite

0

To calculate voltage per winding in a transformer, you can use the formula ( V_{winding} = \frac{V_{primary}}{N_{primary}} \times N_{winding} ), where ( V_{primary} ) is the primary voltage, ( N_{primary} ) is the number of turns in the primary winding, and ( N_{winding} ) is the number of turns in the winding of interest. Alternatively, for Transformers, the voltage ratio can be determined by the turns ratio: ( \frac{V_{secondary}}{V_{primary}} = \frac{N_{secondary}}{N_{primary}} ). This allows you to find the voltage across any winding based on the primary voltage and the turns ratio.

User Avatar

AnswerBot

1mo ago

What else can I help you with?

Continue Learning about Engineering

In a transformer primary or secondary will inside winding?

A step-down transformer's primary is high voltage and secondary is low voltage, based on voltage configuration or load we select which winding we do fast.In air-cooled Transformers output voltage is high and load current is low. So in air cooled low voltage winding in side and high voltage winding in out side of the coil . So we can reduce high voltage short problems and we can easily provide coil insulation . reduce short problem. It is cooled in oil.In step-down transformers we can do high voltage inside of the coil and low voltage and high current of the coil is outside. Because we can better coled in outer side . and reduced to temp problems.AnswerThe terms 'primary' and 'secondary' do not relate to a transformer's voltages, but to how its windings are connected. The primary winding is connected to the supply and the secondary winding is connected to the load. So, for a step-up transformer, the secondary winding is the higher-voltage winding while, for a step-down transformer, the secondary winding is the lower-voltage winding. Your question, therefore, should ask whether the higher- or the lower-voltage winding is the 'inside' winding (i.e. the winding closest to the core), and the answer is that it is the lower-voltage windings are innermost and the higher-voltage windings that are outermost.


When testing a power transformer with an ohmmeter which winding should have the largest ohmic value?

The higher-voltage winding has more turns (therefore its conductor will be longer) than the lower-voltage winding and, because it will carry less current, its conductors will have a lower cross-sectional area. Consequently, the higher-voltage winding will have a higher resistance than the lower-voltage winding.


What happens to voltage in a step-down transformer?

The voltage induced into the secondary winding will be lower than the voltage applied to the primary winding. The primary winding being the winding connected to the supply, while the secondary winding is the one connected to the load.


If the series field winding of your motor was connected directly across the 120 V dc supply a. What current would flow?

If the series field winding of a motor is connected directly across a 120 V DC supply, the current that flows through the winding would depend on the resistance of the winding itself, as per Ohm's Law (I = V/R). If the resistance of the winding is known, you can calculate the current by dividing the voltage (120 V) by the resistance (R). Without knowing the specific resistance value, the exact current cannot be determined.


What happens when the primary winding is energized and the secondary winding is open circuited?

A voltage appears between the terminal points of the secondary winding

Related Questions

What happens to voltage in a step down?

The voltage induced into the secondary winding will be lower than the voltage applied to the primary winding. The primary winding being the winding connected to the supply, while the secondary winding is the one connected to the load.


How do you calculate voltage regulation of 33kv and 11kv distributions?

Regulation =(Obtained voltage per phase - rated voltage per phase)/rated voltage per phase *100


Is there more current in the primary or secondary winding of a transformer?

The terms, 'primary' and 'secondary', describe how a transformer is connected and his nothing to do with which is the lower- and higher-voltage winding.The primary winding is the winding connected to the supply, while the secondary winding is the winding connected to the load. So, for astep-up transformer, the secondary winding is the higher voltage winding, whereas for a step-down transformer, the secondary winding is the lower voltage winding.For a loaded transformer, i.e. a transformer whose secondary is supplying a load, the higher-voltage winding carries the smaller current, while the lower-voltage winding carries the higher current.


Lap winding and wave winding?

Both lap winding and wave winding are found in the use of DC generators. The main difference is as follows: lap winding is high current, low voltage, and wave winding is low current, high voltage.


What is the set up for a transformer that decreases the voltage on the out put side?

A basic, two-winding, transformer consists of two, separate, coils (called windings) wound around a laminated silicon-steel core. The winding connected to the supply (input) is called the primary winding, and the winding supplying the load is called the secondary winding. Alternating current flowing in the primary winding sets up an alternating magnetic field in the core which induces a voltage into the secondary winding. If there are fewer turns in the secondary winding, then the secondary voltage is lower than the primary voltage. If there are more turns in the secondary winding, then the secondary voltage is higher than the primary voltage.


In a transformer primary or secondary will inside winding?

A step-down transformer's primary is high voltage and secondary is low voltage, based on voltage configuration or load we select which winding we do fast.In air-cooled Transformers output voltage is high and load current is low. So in air cooled low voltage winding in side and high voltage winding in out side of the coil . So we can reduce high voltage short problems and we can easily provide coil insulation . reduce short problem. It is cooled in oil.In step-down transformers we can do high voltage inside of the coil and low voltage and high current of the coil is outside. Because we can better coled in outer side . and reduced to temp problems.AnswerThe terms 'primary' and 'secondary' do not relate to a transformer's voltages, but to how its windings are connected. The primary winding is connected to the supply and the secondary winding is connected to the load. So, for a step-up transformer, the secondary winding is the higher-voltage winding while, for a step-down transformer, the secondary winding is the lower-voltage winding. Your question, therefore, should ask whether the higher- or the lower-voltage winding is the 'inside' winding (i.e. the winding closest to the core), and the answer is that it is the lower-voltage windings are innermost and the higher-voltage windings that are outermost.


How do you calculate transformer nubmber of turnes?

You need to apply the general voltage equation for a transformer. For the primary winding, this is:Ep = 4.44 Np f (flux)max... where Ep is the voltage induced into the primary winding, Np is the number of turns, and f is the supply frequency.The secondary turns can then be determined from the desired voltage ratio.


When testing a power transformer with an ohmmeter which winding should have the largest ohmic value?

The higher-voltage winding has more turns (therefore its conductor will be longer) than the lower-voltage winding and, because it will carry less current, its conductors will have a lower cross-sectional area. Consequently, the higher-voltage winding will have a higher resistance than the lower-voltage winding.


What are the primary winding and secondary winding of a transformer?

The primary winding is the winding connected to the supply, while the secondary winding is the winding connected to the load. The terms, 'primary' and 'secondary' are unrelated to voltage levels.


Why the voltage applied to each winding in a STAR configuration of three phase is reduced?

In a star configuration, often called "Y", the voltage across one winding is from a phase to ground. Phase to phase you have voltage across 2 windings. And at the risk of confusing you, the phase to phase voltage is not double the other because the windings are only 120 degrees out of phase and not 180 degrees. To calculate this you take the voltage of one winding, 120v for example, and multiply by the square root of 3, or about 1.732, and get 208v. Or you take 277v and get 480v.


What are the importance of step down transformers?

it decreases the high input voltage of its primary winding to a voltage level on secondary winding suitable for usage


What happens to voltage in a step-down transformer?

The voltage induced into the secondary winding will be lower than the voltage applied to the primary winding. The primary winding being the winding connected to the supply, while the secondary winding is the one connected to the load.

Trending Questions
What is the difference between Business model based software requirements analysis and Domain model based software requirements analysis? Why does it benefit both consumers and suppliers to carry out power factor improvements for large inductive loads? How do you become a licensed contractor? When expanding a folder structure to find a particular entry what type of search is it? Which of the circuits cannot be operated directly from the mains? Can array size be determined using sizeof operator in c? What is the process of energy conversion hydro-power plant? How do you import time on python? In C plus plus is it possible to instantiate an array without specifying a length? What is the use of numerical analysis and why you have to study? When do you declare method or class final? What expression would test for a length between 10 and 20 meters inclusive in c programming? How is the two speed feature of a dc cordless drill constructed? What are a completely mixed flow reactor and its concentration characterisrtics? Who occupies a key role in the design construction and management of chemical operations to insure and improve the quality of life for people in and outside the plant is a(n) .? What programming language is SharePoint programmed in? What do we call a person who repair water pipes? Who or what was the electrical term 'farad' named after? How can you freeze the screen during POST so that you can read BIOS information? Why is teak wood water resistant?