Deepakkumar Yadav
Maximum Demand Controller Q. state the working principle and operation of APC and MID controller used in transmission and System. High – tension (HT) users have to pay a maximum demand charge in addition to the usual charge for the number of unit consumed. This charge is usually based on the highest amount of power … Read more
Energy Conservation Techniques to be Adopted to Reduce Losses in the Induction Motor Q. List out the energy conservation techniques to be adopted to reduce losses in the induction motor. (A) Improving Power Quality : Motor performance can be increased by maintaining the voltage level within in BIS standards i.e. within the tolerance limit of ± 6 … Read more
Power Factor Improvement Power factor improvement is the fastest way of achieving energy conservation and improving the bottom line. Some of the techniques included for the purpose are as follows : Study of various types of loads. Determination of the percentage of inductive loads. Determination of transformer capacity. Determination of power factor under full load … Read more
Effects of Low Power Factor For same kW demand of load, at low power factor current flowing through armature winding of alternator or windings of transformer increases, hence kVA rating required increases. As current supplied is increases for obtaining proper voltage regulation, conductor size of transmission lines. The cost of generation and transmission increases for … Read more
Energy Efficiency Transformers Q. State and explain the features of amorphous core transformers which result into energy conservation. Amorphous Core Transformer Amorphous core transformers or amorphous metal transformer is a type of energy efficient transformer. Amorphous transformer is an equipment to reduce transmission and distribution losses greatly. With improvement of electric steel (silicon steel), loss … Read more
Methods of Improving Power Factor Using capacitors. Using synchronous condensers (synchronous motor). Using phase advancers.
Different Losses are Minimized In Energy Efficient Motor Q. How Different Losses are Minimized In Energy Efficient Motor. Measures adopted for energy efficiency address each loss specifically as under : (A) Core Losses : Core losses are found in the stator-rotor magnetic steel and are due to hysteresis effect and eddy current effect during 50 … Read more
Need of Energy Audit Following are the needs of energy audit : It helps to understand different ways of energy and fuels which are used in the industry. It helps to find different areas/processes where a lot of waste can occur, so to find the means to reduce. It gives positive orientation to energy cost … Read more
Identification of Energy Conservation Opportunities Fuel substitution : Identifying the appropriate fuel for efficient energy conversion. Energy generation : Identifying efficiency opportunities in energy conversion equipment/utility such as captive power generation, steam generation in boilers, thermic fluid heating, optimal loading of DG set minimum excess air combustion with boilers/thermic fluid heating, optimising existing efficiencies, efficient … Read more
Comparison of Energy Efficient Motor With Standard Motor Q. Difference between normal motor and energy efficient motor Particulars Standard motor Energy efficiency motor 1.Material used They are manufactured with lower quality material and techniques. They are manufactured with higher quality material and techniques. Small length of core. More length of core. Lower quality … Read more