Waste Heat Recovery Systems Market to Reach USD 135.33 Billion by 2031, at a CAGR of 7.8% — MarketsandMarkets™
Delray Beach, FL, Oct. 21, 2026 (GLOBE NEWSWIRE) -- As industries accelerate energy efficiency and decarbonization initiatives, Waste Heat Recovery Systems Market are gaining importance by converting unused industrial heat into valuable energy. Rising energy costs, emissions regulations, and demand for operational efficiency are supporting market growth across energy-intensive industries.
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Key Market Highlights
- Market Size (2026): USD 92.99 Billion
- Projected Market Value (2031): USD 135.33 Billion
- CAGR (2026–2031): 7.8%
- Largest Region: Europe accounted for 38.0% of the market in 2025.
- Leading Application: Steam & electricity generation, with a 57.0% share in 2025.
- Leading End-use Industry: Petroleum refining, accounting for 28.8% in 2025.
- Key Players: Siemens Energy AG, GE Vernova, Mitsubishi Heavy Industries, ABB, Shanghai Electric Group, Kawasaki Heavy Industries, Doosan Enerbility, IHI Corporation, Wärtsilä, and Bharat Heavy Electricals Limited (BHEL).
Why This Market Matters
Waste heat recovery systems help industries reduce energy consumption, lower operating costs, improve thermal efficiency, and reduce emissions. These benefits make them increasingly relevant for refineries, steel plants, cement manufacturers, and chemical processing facilities.
Market Overview
The market is expanding as companies invest in heat exchangers, waste heat boilers, heat recovery steam generators, and Organic Rankine Cycle (ORC) technologies. Recovering heat from exhaust gases and industrial processes enables facilities to reuse energy for preheating, steam production, and electricity generation.
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Segment Analysis
By Application: Steam & electricity generation dominated the market in 2025, driven by demand for converting industrial waste heat into usable power and steam. Preheating is another important application, helping reduce fuel consumption in industrial processes.
By End-use Industry: Petroleum refining held the largest market share in 2025, supported by continuous high-temperature operations and substantial heat recovery potential. Metal production, cement, chemicals, and paper & pulp are also important end-use industries.
Regional Analysis
Europe accounted for 38.0% of the market in 2025, supported by its focus on energy efficiency and industrial emissions reduction. Asia Pacific is projected to be the fastest-growing region, driven by industrial expansion, rising energy demand, and increasing adoption of energy-efficient technologies in countries such as China and India.
Key Industry Trends
- Industrial Decarbonization: Companies are investing in technologies that reduce emissions and energy consumption.
- Advanced Recovery Technologies: Improved heat exchangers, ORC systems, and digital monitoring are enhancing system efficiency.
- Waste Heat Reuse: Industrial facilities are increasingly recovering heat for steam generation, electricity, and process heating.
- Emerging Applications: Integration with data center cooling infrastructure and industrial heat pumps is creating new opportunities.
Market Dynamics
Growth Drivers
- Rising energy costs across energy-intensive industries.
- Increasing demand for industrial energy efficiency and emissions reduction.
Restraints
- High initial investment and installation costs.
- Complex integration with existing plant infrastructure.
Opportunities
- Integration of waste heat recovery with data center cooling systems.
- Growing deployment of industrial heat pumps for heat reuse.
Challenges
- Corrosion and fouling in high-temperature equipment.
- Fluctuations in production loads and waste heat availability.
Competitive Landscape
The market is shaped by established energy technology providers and industrial engineering companies offering heat recovery equipment, power generation solutions, and integrated thermal systems. Competition focuses on technological efficiency, system reliability, project execution capabilities, service support, and global reach.
Companies are strengthening their positions through technology development, industrial partnerships, and solutions tailored to energy-intensive applications.
Key Players
- Siemens Energy AG
- GE Vernova Inc.
- Mitsubishi Heavy Industries, Ltd.
- ABB Ltd.
- Shanghai Electric Group Co., Ltd.
- Kawasaki Heavy Industries, Ltd.
- Doosan Enerbility Co., Ltd.
- IHI Corporation
- Wärtsilä Corporation
- Bharat Heavy Electricals Limited (BHEL)
Strategic Takeaway
Waste heat recovery systems are becoming a strategic investment for industries seeking to improve energy efficiency, reduce operating expenses, and meet decarbonization targets. Providers that deliver cost-effective, reliable, and advanced recovery solutions are well positioned to benefit from growing industrial demand.
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