Bucket Elevators for Kiln Feed

The pneumatic transport system from raw mill to homogenization silos and to the kiln-feed can be replaced with mechanical transport system resulting in electricity saving.

Development Status Products
Commercial
clinker

Bucket Elevators for Kiln FeedCosts & Benefits

Parent Process: Clinker Making
Energy Savings Potential

Following savings in electricity consumption are reported in literature: 

  • 2.26 kWh/t-clinker (UNFCC)
  • 2.5 kWh/t-portland cement (US-EPA)

Indian Flag In India savings in the range of 1.0-1.3 kWh/t of clinker are reported. 

CO2 Emission Reduction Potential
Costs

Following cost informatin is provided in the literature: 

  • US $0.23 per annual ton clinker capacity (UNFCC)
  • US $3.43 per annual ton portland cement capacity (US-EPA)

Indian flag In India Installation costs of this technology is reported to be US $4000-5000 per meter. 

US-EPA reports a US $0.17/ton-portland cement reduction in operating costs. 

Bucket Elevators for Kiln Feed Publications

Page Number: 

8-9

Bucket Elevators for Kiln Feed Reference Documents

Available and Emerging Technologies for Reducing Greenhouse Gas Emissions from the Portland Cement Industry

 

This document provides information on control techniques and measures that are available to mitigate greenhouse gas (GHG) emissions from the cement manufacturing sector. It includes a useful table where mitigation measures are summarized, along with their energy and economic saving potentials and implementation costs.  

Page Number: 

8