Page 44 - Tata_Chemicals_yearly-reports-2019-20

Picture Credit : Chirag Parmar Painted Stork at Charakala, Mithapur

Emission management Waste management Rerouted mud stream so that it can
Mithapur Mithapur be transported and processed in the
Replaced CEHP 1 economiser, installed Used plastic waste (96 tonnes) and paste plant
sonic soot blower in CEHP 1 & 2 and waste/spent oil (9,300 litres) as UK
automatic blowdown system in HPB 3 alternative fuel for Cement plant Continued to ensure that effluent
boiler, resulting in approximate annual discharges are within permissible
coal savings of 1,248 tonnes Focussed on bulk transportation of
products through railway, bulkers, and standards and sent out waste ash and
Magadi containers lime to third parties for reuse
Kajiado dust control project to reduce
dust emission Ensured 100% fly ash utilisation
Ongoing project to instal CEMS and 87.6% effluent solids filtration
(Continuous Emission Monitoring and utilisation Water conservation/management
System) at ESP Plant Magadi
USA Initiated recycling of waste oil, torn Mithapur
Replaced resin at water softening plant,
Exploring the elimination of coal by plastic and scrap metal curbing chemical consumption and
converting coal-fired boilers to natural Conducted ESIA (Environment Social effluent generation
gas along with potential to reduce GHG Impact Assessment) study for waste
emission by 30% by installing new soot disposal guidance Continued water harvesting programme
blower and exploring carbon capture/ in the community
offsets USA Magadi
Implemented a new solid waste
UK management policy that necessitates Ongoing project on domestic sewerage
Invested in a contemporary boiler recording of waste volumes/streams and Installation of meters and push taps to
plant at the British Salt plant that will explores the potential for recycling control water usage
have ~94% efficiency (80% currently)
translating to 8,500 TPA reduction in CO 2 Installed a Soda Ash recovery unit that UK
Winnington CHP, part of TCE’s Northwich increased operational efficiency of The British Salt site at Middlewich
deca units
operations, is developing a Carbon harvested rainwater for use within the
Capture and Utilisation scheme for Implemented a sulphate reduction plant. The Sodium Bicarbonate plant
capturing food and pharmaceutical project that captures additional purge returns water abstracted from the river
grade CO 2 and will use it in the Sodium from evaporator bodies to feed purge Weaver for cooling purposes, incurring a
Bicarbonate plant. This global first deca recovery units net zero consumption
initiative will contribute to a 40,000 TPA
reduction in CO 2 emissions

42 I INTEGRATED ANNUAL REPORT 2019-20