Determine the generator efficiency at full load

Assignment Help Electrical Engineering

Reference no: EM13291463

A 100kW,230V,shunt generator has Ra=0.05ohm and Rt=57.5ohmassume that htere is negligible voltage drop across the brushes. ifthe generator operates at rated voltage, calculate the following:
a) induced voltage at full load
b) induced voltage at half load
c) the generator has a total mechanical and core loss of1.8kW. calculate
1- the generator efficiency at full load
2- the horsepower output from the prime mover to drive the generator at this load

Reference no: EM13291463

Questions Cloud

Research and develop a two to threetype-written report : Research and develop a two to threetype-written report on any one of the following historical figures who "played" prominently in the political experiences of Western Europe, during or in the 16th through the 18th centuries. Have a cover page to the ..

What factors are involved in a young person being defined as : Share your own family experiences with diversity (e.g. culture, religion, race...). What are your family traditions? The role of music, food, extended family, language, religion... Tie it to the OCR and/or outside research relating to your race/cultu..

Tell your colleagues at thespringdale community : Tell your colleagues at theSpringdale Community Coalitionwhat the article is about, why you chose this article, and how it might relate to your own community.

Draw the power triangle and calculate the line current : A 480 V, three phase system is supplying a 10kW heater and a 5kVAR cap bank. draw the power triangle and calculate the line current

Determine the generator efficiency at full load : A 100kW,230V,shunt generator has Ra=0.05ohm and Rt=57.5ohmassume that htere is negligible voltage drop across the brushes. ifthe generator operates at rated voltage, calculate the following: a) induced voltage at full load b) induced voltage at hal..

Many adolescents today are so caught up on what others are : Many adolescents today are so caught up on what others are saying and doing in my opinion. They want to be with the end crowd and follow others instead of separating themselves and being different.

Adults are motivated by some external factorcs such as : Adults are motivated by some external factorcs, such as promotions, salaries, and pressure from authority figures. However, internal motivators that help adults solve problems in their life,

Find the rotor current when the machines is running normally : a 3-phase slip ring induction motor gives a reading of 60volts,across a slip ring of open circuit. When at rest with normal statervoltage applied, the rotor is star connected and has an impedanceof (0.6+6j)Ω per phase.

Find the motors running speed and the power output : A permanent magnet motor is driving a load that requires 0.08Nm.The motor data is:RA =2W, VA =12v,Kt =0:05Nm/A ,KG = 0:004 V/RPM . Find themotors running speed and the power output.

User Account

All Pages