Electric Motor Maintenance : Preventive, Predictive and Reactive Maintenance
Electric Motors need maintenance regularly in order to avoid failure and prolong their lifespan. Generally, motors and motor parts should … Continue Reading
DC Motor
Armature Reaction in DC Generator
DC generators have been fundamental in the history of electrical power generation. Yet, behind their seemingly simple operation lies a … Continue Reading
Insulation Resistance Test (IR Test) or Megger Test
Insulation Resistance or IR Test is carried out by maintenance engineers to ensure the healthiness of the overall insulation system … Continue Reading
Split Phase Induction Motor – Operation and Characteristics
Before going to the operation and characteristics of split-phase induction motor we should first understand why single phase induction motor … Continue Reading
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 … Continue Reading
4 Major Troubles in a DC Motor with Reasons
DC motor fault zone analysis is a vital plan of any DC motor maintenance program. Several troubles may arise in a … Continue Reading
Losses in DC Machine ( DC Generator and Motor )
The losses in a DC machine (generator or motor) may be divided into three classes viz Copper losses Iron or … Continue Reading
Single Phase Induction Motor – Working Principle and Construction
Single-phase motors are the most familiar of all-electric motors because they are extensively used in home appliances, shops, offices etc. … Continue Reading
Speed Control of DC Motor (Shunt, Series and Compound)
Speed control of dc motor is achieved using different methods. There are three types of dc motors. For each of … Continue Reading
Speed Control Of DC Series Motor
DC series motors are used in many applications because of their high starting torque and speed/torque characteristics. Hence speed control … Continue Reading