In an era of growing environmental concerns and the constant pursuit of energy efficiency, waste heat recovery systems have emerged as a game-changer in various industries. These systems have the potential to significantly reduce energy wastage, cut operational costs, and contribute to a more sustainable future. This article explores the Waste Heat Recovery System (WHRS) market, analyzing its size, share, and current trends, with a focus on applications, end-use sectors, key players, and the driving forces behind its rapid growth.

Market Size and Share:

The global Waste Heat Recovery System market has witnessed remarkable growth in recent years, driven by the increasing emphasis on energy conservation and sustainability. According to market research, the WHRS market size is expected to grow from USD 72.5 billion in 2022 to USD 102.1 billion by 2027 at a compound annual growth rate (CAGR) of 7.1% during the forecast period.

Applications of Waste Heat Recovery Systems:

Waste Heat Recovery Systems are applied in various industrial processes to capture and reuse excess heat, thereby increasing overall energy efficiency. The key applications include:

  1. Pre Heating: WHRS is used for pre-heating combustion air and feedwater in industrial boilers and furnaces, reducing the energy required to achieve the desired temperature.

  2. Steam Generation: Steam generation is a significant application of WHRS, where waste heat is used to produce steam for various industrial processes, such as power generation, heating, and sterilization.

  3. Power Generation: WHRS can also be utilized for electricity generation through the Organic Rankine Cycle (ORC) or steam turbines, enabling industries to produce their own electricity while reducing dependence on the grid.

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End-use Sectors:

The adoption of Waste Heat Recovery Systems spans across diverse industries. Some of the key end-use sectors include:

  1. Petroleum Refinery: Waste heat generated during refining processes in petroleum refineries can be effectively harnessed to reduce energy costs and emissions.

  2. Chemical Industry: Chemical manufacturing processes often generate significant waste heat, making WHRS a valuable addition to enhance energy efficiency and sustainability.

  3. Cement Production: The cement industry, known for its energy-intensive operations, benefits greatly from waste heat recovery, lowering production costs and reducing environmental impact.

Key Players Analysis:

Several companies have played a pivotal role in driving innovation and market growth in the Waste Heat Recovery System sector. Prominent key players in this industry include ABB Ltd., General Electric Company, Mitsubishi Heavy Industries Ltd., Siemens AG, Thermax Limited, and Ormat Technologies Inc., among others.

Drivers of Growth:

  1. Environmental Regulations: Stringent environmental regulations and emissions reduction targets have forced industries to adopt energy-efficient technologies like WHRS to reduce their carbon footprint.

  2. Energy Cost Savings: WHRS can result in substantial energy cost savings, making it an attractive investment for industries looking to improve their bottom line.

  3. Technological Advancements: Ongoing advancements in waste heat recovery technology have made these systems more efficient, cost-effective, and easier to integrate into existing processes.

  4. Sustainability Goals: Companies are increasingly adopting sustainability goals and are turning to WHRS as a means to achieve these objectives while demonstrating their commitment to responsible business practices.

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The Europe to be the biggest market during the projection period.

Due to the strict government regulations and rising interest in energy efficient methods, Europe has become the largest growing and profitable market for “WHRS market”. The development of modern technology and implementation of sustainable practices especially in Germany, Russia, France, UK is a key driver for growth in this market.

Waste Heat Recovery System Market Key Players

The major key players in the WHRS market are ABB Ltd. (Switzerland), Wood (John Wood Group Plc) (UK), Ormat Technologies Inc. (U.S.), General Electric Co. (US), Mitsubishi Heavy Industries Ltd. (Japan), Echogen Power Systems Inc. (US), Econotherm Ltd. (UK), Thermax Limited (India), Siemens AG (Germany), Cool Energy Inc. (Colorado) and others.


The Waste Heat Recovery System market is on a robust growth trajectory, driven by its potential to enhance energy efficiency, reduce operational costs, and mitigate environmental impact. The adoption of WHRS is particularly significant in industries that generate substantial waste heat, such as petroleum refineries, chemical manufacturing, and cement production.

As the world continues to grapple with energy challenges and the need to reduce greenhouse gas emissions, Waste Heat Recovery Systems offer a viable solution that aligns with both economic and environmental objectives. With ongoing technological advancements and increasing awareness of sustainability, the WHRS market is poised for continued expansion, ultimately contributing to a more sustainable and energy-efficient global industrial landscape.