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What is Captive Power in Factories?

Captive power is a facility for electricity generation by industrial energy users. It is a localized source of energy. The electrical consultants have an important role in designing the captive power generation plant. The captive power is generally operated in grid parallel or island mode. As discom power in many cases is not reliable, captive power is a reliable power source.

Captive Power in Factories

Where is the captive power plant needed?

Captive power is a reliable source of energy. It is used in a power-intensive factory that needs a reliable source of quality power supply. 

Some benefits of captive power are given below: 

  1. Energy losses due to transmission from centralized distribution are minimal.
  2. It is a secure source of localized power. 
  3. Environment-friendly. 

The electrical consultant should use his knowledge to design captive power plants. 

What are the fuels used? 

Generally, for captive power, the fuels used are diesel, furnace oil, coal, lignite, biomass or solar. 

Key deliverables of the electrical design consultant?

The electrical design consultants provide the following deliverables while designing a captive power system: 

  1. Design of Captive power plant 
  2. Design of Backup power plant 
  3. The power command control system
  4. The AMF & ATS Systems
  5. The Capital cost 
  6. Calculations of Operating cost 
  7. ROI
  8. Energy cost calculations
  9. Ownership cost calculations
  10. Erection diagrams
  11. The layout of Control Room
  12. Auto changeover systems
  13. Automatic mains failure systems

The electrical consultants design the captive power based on the project’s requirements. 

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