Mechanical Faults and Causes in Case of Electrical Machines Q. List out the mechanical faults and causes in case of electrical machines. Mechanical Faults : Sr. No Fault Reasons Remedial measures 1 Bent shape Drawback in shaft coupling machine to machine or machine to load shaft. Due care during storage, transportation must be taken. 2 … Read more
Electrical
Steps to be Followed for Shut Down
Steps to be Followed for Shut Down Q. State the steps to be followed for shut down. Following Procedure is Followed for Obtaining Permits for Shut down For major, routine repairs and emergency work on the electric lines (Transmission line, feeder line on distributor line) maintenance programm is prepared and declared. For this major work … Read more
Practical Methods of Energy Conservation (Energy Conservation Techniques)
Practical Methods of Energy Conservation (Energy Conservation Techniques) Below are ten energy conservation techniques that can help you to reduce your overall carbon footprint and save money in the long run. Install CFL Lights : Try replacing incandescent bulbs in your home with CFL bulbs. CFL bulbs cost more upfront but last 12 times longer … Read more
Energy Demand and Supply
Energy Demand and Supply Energy demand is the term used to describe the consumption of energy by human activity. It drives the whole energy system, influencing the total amount of energy used, the location of, and types of fuel used in, the energy supply system, and the characteristics of the end use technologies that consume … Read more
Commercial Energy and Non- commercial Energy
Commercial Energy and Non-commercial Energy (a) Commercial Energy The energy sources that are available in the market for a definite price are known as commercial energy. By far the most important forms of commercial energy are electricity, coal and refined petroleum products. Commercial energy forms the basis of industrial, agricultural, transport and commercial development in … Read more
Tests to be Carried Out on Transformer as per IS -2026
Tests to be Carried Out on Transformer as per IS – 2026 Q. List out the tests to be carried out on transformer as per IS – 2026. Also state the objective Heat run on test on transformer. Routine Test Type Test Special Test Supplementary Test
Energy Audit Flow Chart
Energy Audit Flow Chart Energy Audit Procedure : Energy audit flow chart A meeting is conducted amongst working personnel in the firm and in that meeting planning of energy audit is decided. There are different processes in the industry, in this regard complete information is collected. With the available data “primary audit” is exercised. Then detailed … Read more
Back to Back Test for Efficiency of Transformer
Back to Back Test for Efficiency of Transformer Q. Explain with neat sketch back to back test for efficiency of transformer. Connection-circuit diagram Primary of auxiliary transformer A and B an the two identical Y – Y connected transformers. One more transformer is needed called as an auxiliary transformer (C). This is also a Y connected … Read more
ENERGY CONSERVATION ACT 2001 (IMPORTANT FEATURES)
ENERGY CONSERVATION ACT 2001 (IMPORTANT FEATURES) Important features of Energy Conservation Act 2001 are 1. Standards and Labelling : Standards and Labelling (S and L) has been identified as a key activity for energy efficiency improvement. The S and L program, when in place would ensure that only energy efficient equipment and appliance would be … Read more
Importance of Planning of Preventive Maintenance Schedule
Importance of Planning of Preventive Maintenance Schedule Q. State the importance of planning of preventive maintenance schedule. Following points are firstly considered prior to prepare a final preventive maintenance schedule. Too frequent inspections-will cause waste of time and will not be economical. Too less frequency will invite failure of operation of machine; and it will … Read more