태양열 시장 - 세계 예측(2026-2032년)

The Solar Thermal Market is projected to grow by USD 29.25 billion at a CAGR of 7.12% by 2032.

Solar thermal technologies convert solar radiation into usable heat for water heating, space heating, industrial process heat, district heating, cooling, and electricity generation through concentrating solar thermal systems. As energy users intensify decarbonization efforts, solar thermal is gaining renewed relevance because heat accounts for a substantial portion of final energy consumption across buildings and industry. The sector benefits from mature collector technologies, long asset lifetimes, low operating emissions, and compatibility with thermal storage, heat pumps, biomass, and existing hydronic infrastructure. Policy support for renewable heat, building efficiency mandates, industrial carbon reduction programs, and energy security priorities are strengthening adoption across residential, commercial, municipal, and industrial applications. Demand is particularly linked to hot water-intensive facilities, food and beverage processing, textiles, chemicals, mining, hospitality, healthcare, and urban heating networks. The executive priority is no longer whether solar thermal can deliver reliable heat, but how fast it can be integrated into energy systems with bankable project structures, digital controls, and resilient supply chains.

Transformative Shifts in the Solar Thermal Landscape

The solar thermal landscape is being reshaped by electrification, hybridization, industrial decarbonization, and the growing value of thermal energy storage. In buildings, solar water heating and combisystems are moving from standalone installations toward integrated renewable heat platforms that combine solar collectors, heat pumps, smart tanks, and demand-side controls. In industry, the transition from fossil-based steam and hot water systems is creating opportunities for medium-temperature and high-temperature solar process heat, especially where operations have daytime heat demand and available roof, land, or adjacent utility space. District heating operators are also evaluating large-scale solar thermal fields paired with seasonal storage to reduce exposure to volatile fuel prices and meet clean heat obligations. Technology development is improving selective coatings, evacuated tube performance, polymer-based components, corrosion resistance, modular installation, and monitoring capabilities. At the same time, procurement models are evolving toward heat-as-a-service, energy performance contracting, and public-private financing structures, enabling users to adopt renewable heat without bearing all upfront capital requirements.

Cumulative Impact of Artificial Intelligence

Artificial intelligence is adding a new layer of value to solar thermal systems by improving design accuracy, operating efficiency, predictive maintenance, and portfolio management. AI-enabled simulation tools can evaluate solar irradiance patterns, roof geometry, heat-load profiles, weather variability, and storage requirements to optimize system sizing and collector orientation. During operation, machine learning models can detect abnormal pump behavior, heat exchanger fouling, sensor drift, stagnation risks, pressure losses, and underperforming collector loops before they lead to service interruptions. AI also enhances thermal storage dispatch by matching heat generation with building occupancy, industrial production schedules, time-of-use electricity pricing, and backup boiler operation. For large installations and district heating networks, digital twins can support fault detection, dynamic control, and asset benchmarking across multiple sites. The cumulative impact is a shift from passive heat collection toward intelligent renewable heat infrastructure, where data-backed controls reduce lifecycle costs, improve reliability, and increase confidence among financiers, facility managers, and industrial energy buyers.

Key Regional Insights

Asia-Pacific is a central growth engine for solar thermal deployment due to strong heat demand, dense urban development, manufacturing capacity, and policy focus on reducing coal, gas, and oil dependence. China has long been a dominant adopter of solar water heating, while India, Japan, South Korea, and Australia are advancing renewable heat through building codes, industrial decarbonization initiatives, and distributed energy programs. Europe has one of the most advanced regulatory environments for renewable heat, supported by energy efficiency directives, district heating modernization, building renovation strategies, and decarbonization targets, making solar thermal relevant for both individual buildings and large heat networks. North America is characterized by selective but technically sophisticated adoption, with solar thermal used in commercial water heating, institutional buildings, swimming pools, agricultural operations, and industrial heat pilots; policy momentum is strongest where clean heat standards, tax incentives, and utility decarbonization programs align. Latin America benefits from high solar resources and growing interest in reducing liquefied petroleum gas and natural gas consumption in residential, hospitality, mining, and agro-industrial applications, with Brazil, Mexico, and Chile serving as important demand centers. Africa presents strong long-term potential where solar water heating can reduce electricity demand, improve energy access, and support hospitals, hotels, schools, and agro-processing facilities; adoption is influenced by affordability, local installer capacity, policy enforcement, and access to concessional finance. The Middle East has abundant solar irradiation and rising cooling, desalination, and industrial heat needs, creating opportunities for solar thermal integration in hybrid energy systems, although water availability, dust, and project bankability remain key design considerations.

Key Group Insights

NATO member countries increasingly view distributed renewable heat, including solar thermal, through the lens of energy resilience, infrastructure security, and reduced exposure to imported fuel volatility, especially for military bases, public facilities, and critical services requiring reliable hot water and space heating. The G7 is advancing solar thermal through efficiency standards, public-sector decarbonization, industrial heat demonstration projects, and integration with smart buildings and heat pumps, although competition from electrification pathways shapes investment decisions. BRICS economies collectively represent a diverse but significant opportunity, combining large industrial heat loads, high urban energy demand, manufacturing capabilities, and policy pressure to reduce emissions while protecting energy security. The European Union provides one of the clearest policy frameworks for renewable heat through building performance regulations, emissions reduction commitments, clean energy directives, and support for district heating decarbonization, making solar thermal a strategic component of heat transition planning. ASEAN countries are increasingly positioned for solar thermal adoption as industrialization, urbanization, hospitality expansion, and demand for affordable hot water converge with high solar resource availability. In the GCC, solar thermal aligns with national diversification strategies, energy efficiency programs, and efforts to reduce domestic fossil fuel consumption, particularly for water heating, industrial facilities, and district-scale applications in high-irradiance environments.

Key Country Insights

China remains highly influential because of its established collector manufacturing base and extensive historical adoption of solar water heating, while India is expanding opportunities in institutions, industry, and urban buildings under renewable energy and energy efficiency programs. The United States is advancing solar thermal selectively across commercial hot water, municipal facilities, campuses, industrial process heat, and pool heating, supported by clean energy incentives and state-level building decarbonization policies. Japan focuses on high-efficiency building systems, resilience, and advanced thermal management, while South Korea's interest is linked to energy import reduction, clean building policies, district energy systems, and integration with smart renewable infrastructure. Germany continues to leverage advanced engineering, renewable heat incentives, and district heating modernization, while the United Kingdom's market is shaped by building efficiency rules, low-carbon heat policy, and retrofit activity, with solar thermal most attractive where hot water loads remain significant. Australia combines excellent solar resources with demand from commercial buildings, mining, agriculture, and process heat applications, and France supports solar thermal through building regulations, collective housing applications, and industrial heat decarbonization measures. Italy and Spain benefit from favorable irradiation and strong building-sector potential, with Spain also well positioned for large-scale and industrial solar heat due to solar resource quality. Canada's opportunities are concentrated in institutional buildings, northern community energy planning, district heating, and hybrid systems designed for cold climates, where storage and system integration are critical. Russia has technical potential in industrial and district heating applications, but deployment depends on regional economics, fuel pricing, climate conditions, and policy support. Brazil's solar thermal relevance is supported by residential water heating, agribusiness, food processing, and reduced reliance on electric showers in suitable regions, while Mexico benefits from strong solar resources and demand for hot water in households, hotels, hospitals, and manufacturing.

Actionable Recommendations for Industry Leaders

Industry leaders should prioritize applications where heat demand is consistent, measurable, and difficult to decarbonize through efficiency alone, including commercial hot water, laundries, food processing, textile operations, healthcare, hospitality, district heating, and low- to medium-temperature industrial processes. Project developers should combine solar thermal with thermal storage, heat pumps, backup boilers, and digital control systems to improve reliability and reduce operational risk. Equipment manufacturers should focus on modular system design, faster installation, corrosion-resistant materials, high-performance collectors, and monitoring-ready components that simplify maintenance. Investors and energy service providers should structure offerings around lifecycle cost savings, performance guarantees, and heat-as-a-service models that lower adoption barriers. Policymakers and public-sector buyers should strengthen renewable heat standards, installer certification, public procurement frameworks, and incentives that reward verified thermal output rather than equipment purchase alone. Facility owners should begin with heat-load audits, roof and land assessments, water quality analysis, and integration studies to identify the most bankable use cases. Across the value chain, success will depend on turning solar thermal from a component sale into a measurable, data-driven heat solution aligned with decarbonization, resilience, and energy affordability goals.

Research Methodology

This executive summary is developed using a structured secondary research approach focused on verified, publicly available, and data-backed sources relevant to solar thermal technologies, renewable heat policy, energy efficiency, industrial decarbonization, and regional energy transition priorities. The methodology emphasizes cross-validation across government energy agencies, international energy organizations, standards bodies, regulatory publications, academic literature, technical reports, industry associations, and publicly disclosed policy frameworks. Qualitative assessment was applied to identify technology trends, application areas, regional drivers, regulatory catalysts, adoption barriers, and operational considerations without relying on market sizing, market share, or forecasting. Regional, group, and country insights were synthesized by evaluating solar resource conditions, heat demand profiles, building and industrial policy direction, energy security priorities, infrastructure readiness, and financing conditions. The analysis avoids unverified claims and company-specific references, focusing instead on sector-level evidence, policy-backed developments, and technically grounded observations relevant to decision-makers in renewable heat and clean energy infrastructure.

Conclusion

Solar thermal is re-emerging as a strategic renewable heat solution as governments, industries, and building owners confront the challenge of decarbonizing thermal energy consumption. Its value proposition is strongest where reliable hot water, space heating, district heating, or process heat can be matched with high solar availability, suitable installation space, thermal storage, and supportive policy frameworks. The sector is moving toward smarter, hybrid, and performance-monitored systems, strengthened by artificial intelligence, digital twins, and advanced controls that improve operational confidence. Regional adoption patterns differ, but the underlying drivers are consistent: energy cost stability, emissions reduction, energy security, and resilient heat supply. For industry leaders, the most compelling opportunities will come from integrated solutions that combine engineering quality, financial innovation, measurable thermal output, and long-term service reliability. Solar thermal should be viewed not as a legacy water heating technology, but as an essential component of the global clean heat transition.

Table of Contents

1. Preface

• 1.1. Objectives of the Study
• 1.2. Market Definition
• 1.3. Market Segmentation & Coverage
• 1.4. Years Considered for the Study
• 1.5. Currency Considered for the Study
• 1.6. Language Considered for the Study
• 1.7. Key Stakeholders

2. Research Methodology

• 2.1. Introduction
• 2.2. Research Design
  • 2.2.1. Primary Research
  • 2.2.2. Secondary Research
• 2.3. Research Framework
  • 2.3.1. Qualitative Analysis
  • 2.3.2. Quantitative Analysis
• 2.4. Market Size Estimation
  • 2.4.1. Top-Down Approach
  • 2.4.2. Bottom-Up Approach
• 2.5. Data Triangulation
• 2.6. Research Outcomes
• 2.7. Research Assumptions
• 2.8. Research Limitations

3. Executive Summary

• 3.1. Introduction
• 3.2. CXO Perspective
• 3.3. Market Size & Growth Trends
• 3.4. New Revenue Opportunities
• 3.5. Next-Generation Business Models
• 3.6. Industry Roadmap

4. Market Overview

• 4.1. Introduction
• 4.2. Industry Ecosystem & Value Chain Analysis
  • 4.2.1. Supply-Side Analysis
  • 4.2.2. Demand-Side Analysis
  • 4.2.3. Stakeholder Analysis
• 4.3. Market Dynamics
  • 4.3.1. Key Drivers
  • 4.3.2. Key Restraints
  • 4.3.3. Key Opportunities
  • 4.3.4. Key Challenges
• 4.4. Porter's Five Forces Analysis
• 4.5. PESTLE Analysis
• 4.6. Market Outlook
  • 4.6.1. Near-Term Market Outlook (0-2 Years)
  • 4.6.2. Medium-Term Market Outlook (3-5 Years)
  • 4.6.3. Long-Term Market Outlook (5-10 Years)
• 4.7. Go-to-Market Strategy

5. Market Insights

• 5.1. Consumer Insights & End-User Perspective
• 5.2. Consumer Experience Benchmarking
• 5.3. Opportunity Mapping
• 5.4. Distribution Channel Analysis
• 5.5. Pricing Trend Analysis
• 5.6. Regulatory Compliance & Standards Framework
• 5.7. ESG & Sustainability Analysis
• 5.8. Disruption & Risk Scenarios
• 5.9. Return on Investment & Cost-Benefit Analysis

6. Cumulative Impact of Artificial Intelligence 2026

7. Solar Thermal Market, by System Type

• 7.1. Introduction
• 7.2. Active Systems
  • 7.2.1. Closed Loop
  • 7.2.2. Open Loop
• 7.3. Passive Systems
  • 7.3.1. Batch
  • 7.3.2. Thermosiphon

8. Solar Thermal Market, by Technology

• 8.1. Introduction
• 8.2. Non-Concentrating Collectors
  • 8.2.1. Flat Plate Collectors
  • 8.2.2. Unglazed Collectors
• 8.3. Concentrating Collectors
  • 8.3.1. Linear Fresnel Reflectors
  • 8.3.2. Solar Power Towers

9. Solar Thermal Market, by Mounting

• 9.1. Introduction
• 9.2. Ground Mounted
• 9.3. Rooftop

10. Solar Thermal Market, by Application

• 10.1. Introduction
• 10.2. Water Heating
• 10.3. Space Heating
• 10.4. Industrial Process Heat
• 10.5. Power Generation
• 10.6. Cooling/Desalination

11. Solar Thermal Market, by End User

• 11.1. Introduction
• 11.2. Commercial
  • 11.2.1. Hotels & Hospitality
  • 11.2.2. Healthcare Facilities
  • 11.2.3. Educational Institutions
  • 11.2.4. Office Buildings
• 11.3. Industrial
  • 11.3.1. Food & Beverage
  • 11.3.2. Textile
  • 11.3.3. Chemicals & Petrochemicals
  • 11.3.4. Automotive Manufacturing
  • 11.3.5. Pharmaceuticals
• 11.4. Residential

12. Solar Thermal Market, by Distribution Channel

• 12.1. Introduction
• 12.2. Aftermarket
• 12.3. OEMs

13. Solar Thermal Market, by Region

• 13.1. Asia-Pacific
• 13.2. Europe
• 13.3. North America
• 13.4. Latin America
• 13.5. Africa
• 13.6. Middle East

14. Solar Thermal Market, by Group

• 14.1. NATO
• 14.2. G7
• 14.3. BRICS
• 14.4. European Union
• 14.5. ASEAN
• 14.6. GCC

15. Solar Thermal Market, by Country

• 15.1. China
• 15.2. United States
• 15.3. Japan
• 15.4. India
• 15.5. Germany
• 15.6. United Kingdom
• 15.7. Australia
• 15.8. France
• 15.9. South Korea
• 15.10. Italy
• 15.11. Canada
• 15.12. Russia
• 15.13. Brazil
• 15.14. Mexico
• 15.15. Spain

16. Competitive Landscape

• 16.1. Market Share Analysis, 2025
• 16.2. FPNV Positioning Matrix, 2025
• 16.3. Market Concentration Analysis, 2025
  • 16.3.1. Concentration Ratio (CR)
  • 16.3.2. Herfindahl Hirschman Index (HHI)
• 16.4. Recent Developments & Impact Analysis, 2025
• 16.5. Product Portfolio Analysis, 2025
• 16.6. Benchmarking Analysis, 2025

17. Company Profiles

• 17.1. A. O. Smith Corporation
• 17.2. Abengoa Solar S.A.
• 17.3. Absolicon Solar Collector AB
• 17.4. Ariston Thermo S.p.A.
• 17.5. BDR Thermea Group B.V.
• 17.6. Chromagen Australia Pty Ltd
• 17.7. Conserval Engineering Inc.
• 17.8. Duda Solar Co., Ltd.
• 17.9. Grammer Solar GmbH
• 17.10. GREENoneTEC Solarindustrie GmbH
• 17.11. Hewalex Sp. z o.o. Sp. K.
• 17.12. Himin Solar Co., Ltd.
• 17.13. HUAYANG New Energy Group Co., Ltd.
• 17.14. Inventive Power SAPI de CV
• 17.15. Jiangsu Sunshore Solar Energy Co., Ltd.
• 17.16. Kingspan Group plc
• 17.17. Linuo Paradigma Co., Ltd.
• 17.18. Photon Energy Systems Limited
• 17.19. Robert Bosch GmbH
• 17.20. Shandong Sang Le Solar Energy Co., Ltd.
• 17.21. Solahart Industries Pty Ltd
• 17.22. Solarus Smart Energy Solutions B.V.
• 17.23. Soletrol Industria e Comercio S.A.
• 17.24. SunEarth, Inc.
• 17.25. Sunrain Group Co., Ltd.
• 17.26. Vaillant Group International GmbH
• 17.27. Viessmann Werke GmbH & Co. KG
• 17.28. WOLF GmbH