🔋 Battery Degradation in BESS: The Hidden Factor Behind Energy Storage Performance
A Battery Energy Storage System (BESS) does not lose performance overnight — it slowly degrades over thousands of operating hours.
Understanding battery degradation is critical for designing reliable, cost-effective energy storage projects.
Key factors a…Read More
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❄️ Cold Climate BESS Design: Why DCIR-Based Cutoffs Matter
Extreme cold is one of the biggest hidden challenges for Battery Energy Storage Systems (BESS).
When temperatures drop, lithium-ion batteries experience:
⚠️ Increased internal resistance (DCIR)
⚠️ Higher voltage sag during discharge
⚠️ Reduced available capacity
⚠️ Increased…Read More![]()
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Rahul JaltharOffline
Rahul Jalthar
Founder, Mediator and Actor/Model
Rahul Jalthar is the founder of Sunlith Energy, specializing in battery energy storage systems (BESS), lithium battery technology, and renewable energy solutions. Based in Shenzhen for over 13 years, he works across sourcing, procurement, and OEM/ODM manufacturing partnerships in the energy storage industry. He was appointed a foreign mediator at Futian District's one-stop legal service hub for cross-border business disputes. Alongside this, Rahul also works as an actor and model in film and advertising.
