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Toxic Emissions & Waste

In alignment with our circular economy commitment, we By embracing these circular economy principles, TNB aims This pilot project will be operated by Grid System Operator
proactively explore initiatives across the solar energy lifecycle, to establish a closed-loop system for solar energy, effectively (GSO), and overseen by the Energy Commission.
from procurement to end-of-life management. These minimising waste and environmental impact while fostering a
initiatives serve as integral steps towards supporting more sustainable future. In collaboration with Sime Darby Property Berhad, we have
Malaysia’s target of achieving 70% RE capacity target by 2050. piloted 3 units of Community Energy Storage System (CESS)
These proactive measures not only align with our installed at Elmina Ilham Residence with battery capacities
Here’s how: environmental policy, but also serve as tangible demonstrations ranging between 76.8kWh to 170kWh. Green energy generated
of our commitment to responsible environmental stewards via rooftop solar panels will be stored in the CESS and utilized
which aims to: for localized community energy consumption while enhancing
Procurement network stability. These units are currently operating in 3
We consider the recyclability of solar panels during procurement. This means prioritising • Raise awareness among internal and external stakeholders areas in Elmina, Klang with potential to store a combined total
components with high recycled content and favouring vendors with responsible sourcing about sustainable environmental practices. of 0.4MW of green energy.
practices.
• Enhance our Health, Safety, and Environment Management
System (HSEMS) to ensure the highest environmental Such initiatives provide opportunities for homeowners to move
safety standards.
Product Lifespan Extension into a home powered by green energy, able to sell excess
• Invest in innovative technologies for environmental energy to TNB under the Net Energy Metering (NEM) scheme
We focus on extending the lifespan of panels through proper maintenance, cleaning, and management.
potential repair programmes. This reduces the need for early replacements and and manage energy smarter, through smart meter and home
associated waste generation. • Ensure compliance with regulations and identify energy management systems.
improvement opportunities.
• Maintain transparent reporting on environmental performance. In managing the battery lifecycle, we actively benchmark best
Second-Life Applications • Uphold strict compliance with environmental acts, practices and collaborate with industry partners to:
We explore opportunities for reusing panels that are no longer suitable for primary use. regulations, and obligations to prevent adverse
or example, repurposing panels in non-critical applications. • Optimise battery performance.
Battery Management and Innovation • Explore innovative second-life applications.
• Minimise environmental impact through responsible
TNB through TNB Research continuously seeks solutions to As our smart grid initiatives continue to progress, battery recycling.
enhance solar PV circularity potential. TNB Research has energy storage system (BESS) will emerge as a critical
developed the Pilot Recycling System for PVs, which uses component in enhancing system flexibility, enabling seamless We’ve also intensified collaboration with vendors who are
thermal treatment for material separation, supported by integration of intermittent renewable energy sources, electric capable, licensed, and have vast experience in recycling and
an optimised heat recovery design. The system is able to vehicles, and other distributed energy resources, all while recovery to process our waste batteries.
separate the PV samples into material components of clean upholding grid reliability and security.
glass, silicon wafer, metal, and other recyclable resources. Our commitment to responsible battery management
TNB will kick start a 400MWh BESS pilot project, marking extends beyond environmental considerations; it encompasses
Malaysia’s first utility-scale battery storage project to address minimising waste and educating stakeholders on sustainable
intermittency issues of RE. practices.

Carbon Management Water Management Biodiversity & Land Use Opportunities in RE Toxic Emissions & Waste
Human Capital Development Health & Safety Labour Rights Supply Chain Management Community Relations Corporate Governance