溶融塩熱エネルギー貯蔵の市場規模、シェア、成長分析、技術別、用途別、地域別 - 産業予測 2025-2032年

溶融塩熱エネルギー貯蔵の世界市場規模は2023年に22億米ドルと評価され、2024年の24億2,000万米ドルから2032年には51億米ドルに成長し、予測期間（2025-2032年）のCAGRは9.8%で成長する見通しです。

溶融塩熱エネルギー貯蔵市場は、効率的な再生可能エネルギー貯蔵ソリューション、特に溶融塩技術を活用した集光型太陽熱発電（CSP）プラントのニーズの高まりによって力強い成長を遂げています。有利な政策と再生可能エネルギー配備を最適化するためのエネルギー貯蔵に対する需要の高まりにより、溶融塩システムへの投資が活発化しています。2024年のスペインのCSP拡張や、2025年に予定されている中国のTIBBAにインスパイアされた100MW CSPプロジェクトなどの注目すべきプロジェクトは、エネルギー供給の安定性を高める上で溶融塩が果たす重要な役割を裏付けています。さらに、溶融塩システムはリチウムイオン電池に比べて貯蔵期間が長く、鉄鋼の熱処理から太陽熱エネルギーの貯蔵まで、幅広い用途に不可欠です。一般的にシステム総費用の30％から40％を占めるこれらのシステムに関連するコストは、継続的な研究開発によって減少することが期待されています。

目次

イントロダクション

• 調査の目的
• 調査範囲
• 定義

調査手法

• 情報調達
• 二次と一次データの方法
• 市場規模予測
• 市場の前提条件と制限

エグゼクティブサマリー

• 世界市場の見通し
• 供給と需要の動向分析
• セグメント別機会分析

市場力学と見通し

• 市場概要
• 市場規模
• 市場力学
  • 促進要因と機会
  • 抑制要因と課題
• ポーターの分析

主な市場の考察

• 重要成功要因
• 競合の程度
• 主な投資機会
• 市場エコシステム
• 市場の魅力指数（2024年）
• PESTEL分析
• マクロ経済指標
• バリューチェーン分析
• 価格分析
• 規制情勢
• ケーススタディ
• 技術分析

溶融塩熱エネルギー貯蔵市場規模：技術別& CAGR（2025-2032）

• 市場概要
• 感作と非感作
• 感作
• 非感作
• 単一タンクシステムと2タンクシステム
• 単一タンクシステム
• 2タンクシステム

溶融塩熱エネルギー貯蔵市場規模：用途別& CAGR（2025-2032）

• 市場概要
• 集光型太陽光発電（CSP）プラント
• 産業用暖房
• 住宅用暖房
• その他

溶融塩熱エネルギー貯蔵市場規模：地域別& CAGR（2025-2032）

• 北米
  • 米国
  • カナダ
• 欧州
  • ドイツ
  • スペイン
  • フランス
  • 英国
  • イタリア
  • その他欧州地域
• アジア太平洋地域
  • 中国
  • インド
  • 日本
  • 韓国
  • その他アジア太平洋地域
• ラテンアメリカ
  • ブラジル
  • その他ラテンアメリカ地域
• 中東・アフリカ
  • GCC諸国
  • 南アフリカ
  • その他中東・アフリカ

競合情報

• 上位5社の比較
• 主要企業の市場ポジショニング（2024年）
• 主な市場企業が採用した戦略
• 最近の市場動向
• 企業の市場シェア分析（2024年）
• 主要企業の企業プロファイル
  • 企業の詳細
  • 製品ポートフォリオ分析
  • 企業のセグメント別シェア分析
  • 収益の前年比比較（2022-2024年）

主要企業プロファイル

• Acciona S.A.（Spain）
• BrightSource Energy, Inc.（USA）
• SENER Grupo de Ingenieria S.A.（Spain）
• SolarReserve LLC（USA）
• Engie SA（France）
• SCHOTT AG（Germany）
• Torresol Energy Group（Spain）
• Hyme Energy ApS（Denmark）
• Kyoto Group（Norway）
• Malta Inc.（USA）
• Pintail Power（USA）
• E2S Power（Switzerland）
• Kraftanlagen Munchen GmbH（Germany）
• Rondo Energy（USA）
• Polar Night Energy（Finland）
• Brenmiller Energy Ltd.（Israel）

結論と提言

Global Molten Salt Thermal Energy Storage Market size was valued at USD 2.2 billion in 2023 and is poised to grow from USD 2.42 billion in 2024 to USD 5.1 billion by 2032, growing at a CAGR of 9.8% during the forecast period (2025-2032).

The malted salt thermal energy storage market is witnessing robust growth driven by the escalating need for efficient renewable energy storage solutions, particularly in concentrated solar power (CSP) plants that leverage melted salt technology. Heightened investments in molten salt systems are propelled by favorable policies and increasing demand for energy storage to optimize renewable energy deployment. Notable projects, such as Spain's CSP expansion in 2024 and China's upcoming TIBBA-inspired 100 MW CSP project slated for 2025, underscore the critical role of molten salt in enhancing energy supply stability. Furthermore, molten salt systems offer extended storage durations compared to lithium-ion batteries, making them vital in applications ranging from steel heat treating to solar thermal energy storage. Costs associated with these systems, typically constituting 30% to 40% of total system expenses, are expected to decrease through ongoing research and development.

Top-down and bottom-up approaches were used to estimate and validate the size of the Global Molten Salt Thermal Energy Storage market and to estimate the size of various other dependent submarkets. The research methodology used to estimate the market size includes the following details: The key players in the market were identified through secondary research, and their market shares in the respective regions were determined through primary and secondary research. This entire procedure includes the study of the annual and financial reports of the top market players and extensive interviews for key insights from industry leaders such as CEOs, VPs, directors, and marketing executives. All percentage shares split, and breakdowns were determined using secondary sources and verified through Primary sources. All possible parameters that affect the markets covered in this research study have been accounted for, viewed in extensive detail, verified through primary research, and analyzed to get the final quantitative and qualitative data.

Global Molten Salt Thermal Energy Storage Market Segments Analysis

Global Molten Salt Thermal Energy Storage Market is segmented by Technology, Application and region. Based on Technology, the market is segmented into Sensitized and Unsensitized, Sensitized, Unsensitized, Single Tank vs. Two Tank Systems, Single Tank Systems and Two Tank Systems. Based on Application, the market is segmented into Concentrated Solar Power (CSP) Plants, Industrial Heating, Residential Heating and Others. Based on region, the market is segmented into North America, Europe, Asia Pacific, Latin America and Middle East & Africa.

Driver of the Global Molten Salt Thermal Energy Storage Market

The global shift toward renewable energy sources, particularly solar and wind, has greatly heightened the demand for molten salt thermal energy storage (TES) solutions. Both governments and private organizations are increasingly investing in these energy storage technologies to tackle the intermittent nature of renewable energy generation. Molten salt TES systems offer the capability for continuous power generation, making them especially appealing for solar thermal facilities and hybrid renewable setups. Nations like Spain, the United States, and China are actively enhancing their concentrated solar power (CSP) initiatives, incorporating molten salt storage to boost efficiency and ensure energy security.

Restraints in the Global Molten Salt Thermal Energy Storage Market

Although molten salt thermal energy storage (TES) offers significant long-term advantages, it comes with considerable initial costs associated with infrastructure development, specialized materials, and necessary safety protocols. The financial challenge of constructing and maintaining large-scale molten salt storage facilities represents a notable obstacle, particularly for developing nations. Additionally, the requirement for high-quality salts, corrosion-resistant storage systems, and advanced insulation technologies exacerbates the economic strain. These factors combined create substantial barriers to entry in the global molten salt TES market, hindering wider adoption and implementation across various regions, especially in areas with limited financial resources.

Market Trends of the Global Molten Salt Thermal Energy Storage Market

The Global Molten Salt Thermal Energy Storage (TES) market is experiencing a dynamic transformation driven by strategic collaborations and mergers that foster innovation and enhance deployment capabilities. This trend is exemplified by notable partnerships, such as the collaboration between Alfa Laval and Hyme Energy in May 2024, focused on developing cutting-edge steam generators for molten salt systems, paving the way for the world's first molten hydroxide salt energy storage plant in Denmark. Additionally, Malta Inc.'s Store2REPower project, launched in June 2024, aims to advance next-generation heat exchanger technology, highlighting the growing emphasis on cross-sector alliances to optimize the efficiency and performance of TES solutions.

Table of Contents

Introduction

• Objectives of the Study
• Scope of the Report
• Definitions

Research Methodology

• Information Procurement
• Secondary & Primary Data Methods
• Market Size Estimation
• Market Assumptions & Limitations

Executive Summary

• Global Market Outlook
• Supply & Demand Trend Analysis
• Segmental Opportunity Analysis

Market Dynamics & Outlook

• Market Overview
• Market Size
• Market Dynamics
  • Drivers & Opportunities
  • Restraints & Challenges
• Porters Analysis
  • Competitive rivalry
  • Threat of substitute
  • Bargaining power of buyers
  • Threat of new entrants
  • Bargaining power of suppliers

Key Market Insights

• Key Success Factors
• Degree of Competition
• Top Investment Pockets
• Market Ecosystem
• Market Attractiveness Index, 2024
• PESTEL Analysis
• Macro-Economic Indicators
• Value Chain Analysis
• Pricing Analysis
• Regulatory Landscape
• Case Studies
• Technological Analysis

Global Molten Salt Thermal Energy Storage Market Size by Technology & CAGR (2025-2032)

• Market Overview
• Sensitized and Unsensitized
• Sensitized
• Unsensitized
• Single Tank vs. Two Tank Systems
• Single Tank Systems
• Two Tank Systems

Global Molten Salt Thermal Energy Storage Market Size by Application & CAGR (2025-2032)

• Market Overview
• Concentrated Solar Power (CSP) Plants
• Industrial Heating
• Residential Heating
• Others

Global Molten Salt Thermal Energy Storage Market Size & CAGR (2025-2032)

• North America (Technology, Application)
  • US
  • Canada
• Europe (Technology, Application)
  • Germany
  • Spain
  • France
  • UK
  • Italy
  • Rest of Europe
• Asia Pacific (Technology, Application)
  • China
  • India
  • Japan
  • South Korea
  • Rest of Asia-Pacific
• Latin America (Technology, Application)
  • Brazil
  • Rest of Latin America
• Middle East & Africa (Technology, Application)
  • GCC Countries
  • South Africa
  • Rest of Middle East & Africa

Competitive Intelligence

• Top 5 Player Comparison
• Market Positioning of Key Players, 2024
• Strategies Adopted by Key Market Players
• Recent Developments in the Market
• Company Market Share Analysis, 2024
• Company Profiles of All Key Players
  • Company Details
  • Product Portfolio Analysis
  • Company's Segmental Share Analysis
  • Revenue Y-O-Y Comparison (2022-2024)

Key Company Profiles

• Acciona S.A. (Spain)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• BrightSource Energy, Inc. (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• SENER Grupo de Ingenieria S.A. (Spain)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• SolarReserve LLC (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Engie SA (France)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• SCHOTT AG (Germany)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Torresol Energy Group (Spain)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Hyme Energy ApS (Denmark)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Kyoto Group (Norway)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Malta Inc. (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Pintail Power (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• E2S Power (Switzerland)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Kraftanlagen Munchen GmbH (Germany)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Rondo Energy (USA)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Polar Night Energy (Finland)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments
• Brenmiller Energy Ltd. (Israel)
  • Company Overview
  • Business Segment Overview
  • Financial Updates
  • Key Developments

Conclusion & Recommendations