Heat Recovery Steam Generator Market Gains Momentum as Modular Design, Combined-Cycle Efficiency, and Industrial Modernization Drive Long-Term Global Expansion

NEWARK, DE / ACCESS Newswire / May 26, 2026 / According to the latest analysis by Future Market Insights, the global heat recovery steam generator market is entering a new phase of industrial modernization as power producers, industrial operators, and infrastructure developers increasingly prioritize energy efficiency, operational flexibility, and lower-emission power generation systems. According to the latest analysis by Future Market Insights (FMI), the heat recovery steam generator market is projected to grow from USD 2.3 billion in 2026 to USD 3.5 billion by 2036, registering a CAGR of 4.2% during the forecast period.

The market's evolution reflects a broader transition occurring across industrial and utility sectors, where maximizing thermal efficiency and recovering waste heat have become strategic priorities. Heat recovery steam generators are emerging as critical infrastructure assets that support combined-cycle power plants, industrial cogeneration systems, and modern energy networks.

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Heat Recovery Steam Generator Market Snapshot (2026-2036)

• Market Value (2026): USD 2.3 Billion

• Forecast Value (2036): USD 3.5 Billion

• CAGR (2026-2036): 4.2%

• Leading Design Type: Modular Construction (41.0% Share)

• Leading Configuration: Horizontal Drum Units (45.0% Share)

• Leading Output Segment: 0-60 MW (30.0% Share)

• Key Growth Driver: Efficiency upgrades & infrastructure modernization

Heat Recovery Steam Generators Become Central to the Efficiency Economy

Across global energy markets, operators are under pressure to improve plant economics while meeting increasingly stringent efficiency and environmental requirements. HRSG systems address both objectives by capturing exhaust heat from gas turbines and converting it into usable steam for electricity generation or industrial processes.

This capability is positioning HRSG technology at the center of energy optimization initiatives across utility-scale power generation, manufacturing facilities, petrochemical complexes, and district heating networks.

According to FMI analysis, demand growth is increasingly linked to replacement cycles, industrial modernization programs, and investment in flexible generation infrastructure capable of complementing expanding renewable energy capacity.

Modular Construction Emerges as the Preferred Design Strategy

Among design categories, Modular Construction is expected to dominate with a 41.0% market share in 2026, reflecting increasing industry preference for scalable, faster-deployment infrastructure.

Modular HRSG systems offer advantages including:

• Reduced installation timelines

• Lower labor dependency

• Improved transportation flexibility

• Simplified plant expansion and retrofitting

• Enhanced project execution efficiency

As capital-intensive energy projects seek shorter commissioning windows and lower execution risk, modular deployment models continue gaining traction across developed and emerging economies.

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Configuration Trends Favor Horizontal Drum Units

From a configuration standpoint, Horizontal Drum Units are projected to account for 45.0% of market demand.

Their dominance reflects strong adoption across combined-cycle applications where operators require:

• Stable steam generation

• Proven operating reliability

• Simplified maintenance procedures

• Long operating life under varying load conditions

Meanwhile, 0-60 MW output power systems remain the leading output category, capturing 30.0% market share, supported by growing procurement from industrial facilities and mid-scale generation projects.

Infrastructure Expansion and Equipment Replacement Drive Long-Term Growth

Growth in the HRSG market is increasingly supported by two structural themes: industrial capacity expansion and equipment replacement cycles.

In developing regions, investments in manufacturing, utility infrastructure, and industrial parks continue creating demand for efficient thermal systems.

In mature markets, aging infrastructure is accelerating replacement activity as operators seek compliance with updated performance and emissions standards.

Procurement decisions are increasingly being shaped by:

• Total cost of ownership

• Energy conversion efficiency

• Maintenance requirements

• Operational reliability

• Retrofit compatibility

Manufacturers capable of offering upgrade-ready and digitally integrated solutions are expected to strengthen market positioning.

Digitalization and Smart Monitoring Transform Traditional Thermal Systems

Technology integration is becoming a defining characteristic of next-generation HRSG deployments.

Modern systems increasingly incorporate:

• Remote asset monitoring

• Predictive maintenance capabilities

• Automation controls

• Performance analytics

• Connectivity with industrial management platforms

These enhancements allow operators to reduce downtime, improve efficiency, and extend equipment lifecycle-factors becoming increasingly valuable in cost-sensitive industrial environments.

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Regional Outlook: USA Leads While Global Investment Broadens

Growth patterns vary significantly across major markets.

United States (4.5% CAGR)

The U.S. remains the leading growth market through 2036, supported by:

• Combined-cycle gas plant expansion

• LNG-to-power developments

• Industrial cogeneration investments

• Replacement of aging coal infrastructure

European Union (4.3% CAGR)

The European market continues expanding through:

• Flexible gas-fired generation investments

• Industrial efficiency mandates

• District heating and CHP installations

Japan (4.2% CAGR)

Growth is supported by:

• Continued LNG-based generation investment

• Combined-cycle capacity additions

• Industrial thermal modernization

South Korea (4.1% CAGR)

Demand remains driven by:

• Energy diversification initiatives

• Petrochemical cogeneration projects

• Expansion of gas-based infrastructure

Competitive Landscape: Scale, Reliability, and Service Networks Define Leadership

Competition in the heat recovery steam generator market remains concentrated among established industrial technology providers focused on operational reliability, geographic reach, and engineering capabilities.

Leading companies continue investing in product enhancement, fleet expansion, and thermal efficiency improvements to strengthen long-term competitiveness.

Key market participants include:

• GE Vernova

• Siemens Energy AG

• Mitsubishi Heavy Industries, Ltd.

• Babcock & Wilcox Enterprises, Inc.

• John Wood Group PLC

Recent strategic initiatives across the industry emphasize advanced thermal efficiency technologies, expanded service capabilities, and support for decarbonization-oriented power projects.

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Outlook: Heat Recovery Steam Generators Move from Supporting Equipment to Strategic Infrastructure

By 2036, heat recovery steam generators are expected to become increasingly embedded within global energy transition strategies. As industrial operators seek greater efficiency, reliability, and flexibility, HRSG systems will continue serving as a foundational technology that enables higher-value energy generation while supporting evolving regulatory and operational expectations.

With digitalization, modular engineering, and modernization investment reshaping procurement priorities, the market's projected expansion to USD 3.5 billion reflects a structural transformation rather than a cyclical growth phase.

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SOURCE: Future Market Insights