Important Points About Energy Audit of Electrical System

Important Points About Energy Audit of Electrical System

• Energy audit means carrying out a continuous systematic procedure for plant energy may or an analysis of energy utilisation in the plant.
• Energy management means the judicious and effective use of energy to maximize profits minimize count and enhance competitive positions.
• Energy audit is classified as :

1. Preliminary audit.
2. Detailed audit. 

• Pre-audit phase activities :

1. Initial study of site should be carried out.
2. Initial site visit and meeting with personnel concerned with site.
3. Discussion with concerned staff.
4. Obtain site drawings.

• The detailed energy audit activities are :

1. Detailed study to establish and investigate energy and material balances.
2. Whenever possible checks of plant operations are carried out over extended periods of time. 
3. Report should include description of energy inputs and product outputs by major department. 
4. Means of improving the efficiencies should be listed.
5. Report should conclude with specific recommendations.

• Information to be collected during the detailed audit :

1. Energy consumption by type of departments.
2. Material balance data.
3. Energy cost and tariff data.
4. Process and material flow diagrams.
5. Generation and distribution of site services.
6. Sources of energy supply.