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2047988

壓水式反應爐市場：全球產業規模、市場佔有率、趨勢、機會和預測（按類型、應用和地區分類）、競爭格局（2021-2031 年）

Pressurized Water Reactor Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, Segmented By Type, By Application, By Region & Competition, 2021-2031F

出版日期: 2026年05月25日 | 出版商:

TechSci Research | 英文 180 Pages | 商品交期: 2-3個工作天內

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簡介目錄

全球壓水式反應爐（PWR）市場預計將從 2025 年的 158 億美元成長到 2031 年的 203.5 億美元，複合年成長率為 4.31%。

壓水式反應爐（PWR）是一種核能技術，它使用普通輕水作為冷卻劑和中子慢化劑，並在高壓下運作以防止主系統沸騰。推動這一市場發展的主要因素是全球對可靠、低碳基本負載電力的需求日益成長，以滿足各國政府嚴格的脫碳要求並增強能源安全。這些促進因素並非只是暫時的調整，而是能源結構向多元化和減少對波動性較大的石化燃料市場的依賴這一根本性轉變。

市場概覽
預測期	2027-2031
市場規模（2025 年）	158億美元
市場規模（2031年）	203.5億美元
複合年成長率（2026-2031）	4.31%
成長最快的細分市場	發電廠
最大的市場	北美洲

然而，該行業面臨著與新建電廠所需的巨額初始投資成本和複雜的資金籌措結構相關的重大挑戰。這些財務障礙往往導致計畫延期，並可能阻礙政府支持力度不足地區的私部門投資。儘管如此，世界核能協會的數據顯示，2024年將有九座大型壓水式反應爐開工建設，這表明儘管存在這些經濟挑戰，各國仍在擴大發電能力，以確保未來能源基礎設施的穩定。

市場促進因素

嚴格的脫碳指令和氣候目標的實施是全球壓水式反應爐市場的核心驅動力。各國政府正日益轉向核能，以確保穩定、低碳的基本負載電力供應，進而有效補充間歇性再生能源來源。這種結構性轉變也體現在全球核能發電廠的運作績效上，核電廠仍佔據清潔能源的很大一部分。根據世界核能協會於2024年8月發布的《2024年世界核能績效報告》，2023年全球核能發電量增加了58太瓦時。這表明，人們越來越依賴核子反應爐技術來滿足能源需求，同時避免增加排放。電力公司正被敦促延長現有壓水式反應爐的運作壽命，並規劃建造新機組，以實現淨零排放策略。

同時，快速工業化國家核能基礎設施的發展是推動市場擴張的強大動力。像中國這樣的國家正利用自主研發的壓水式反應爐設計來增強其工業能力，而新計畫的巨額資金支持也為此提供了有力支撐。根據路透社2024年8月一篇題為《中國核准11座核能發電廠》的報導，國務院核准了五個新計畫，其中包括11座核子反應爐，預計總投資達2200億元人民幣，鞏固了中國在區域內新建設能的主導地位。此外，長期預測也顯示市場將持續成長。核能（IAEA）2024年的「高情境預測」顯示，到2050年，全球核能發電裝置容量將達到950吉瓦，顯示市場對壓水式反應爐技術的需求將持續存在。

市場挑戰

壓水式反應爐市場的擴張很大程度上受限於其所需的巨額初始資本投入。這類大規模基礎建設往往需要數十億美元才能獲利，這構成了極高的進入門檻，常常令私人投資者望而卻步。這種沉重的財務負擔迫使市場嚴重依賴複雜的資金籌措結構和政府擔保，否則許多專案將無法超越規劃階段。因此，漫長的建設週期往往導致資本成本增加，進一步加劇了其他能源領域新建設施的經濟可行性問題。

這些經濟限制因素直接阻礙了新增發電裝置容量的擴張速度，因此難以滿足全球基本負載需求。資金籌措難導致專案前置作業時間延長，使得發電裝置容量的擴張速度慢於其他替代能源。世界核能協會的數據顯示，到2024年，全球將有61座核子反應爐在建，這項數據凸顯了與全球能源總需求相比，核電開發平臺的緊張程度。大量未開工項目表明，融資障礙阻礙了壓水式反應爐技術的快速發展，而且，總體而言，大規模的市場活動僅限於那些擁有成熟國家級資金籌措能力的地區。

市場趨勢

利用壓水式反應爐（PWR）技術的小型模組化反應器（SMR）的商業化正在從根本上改變市場格局，解決了傳統大型電廠在財務和物流方面缺乏柔軟性的問題。與傳統核子反應爐相比，SMR採用模組化製造技術，降低了初始投資，並便於在各種電網環境中部署，包括基礎設施有限的地區。透過旨在驗證這些緊湊型設計商業性可行性的關鍵官民合作關係，向靈活的工廠化機組過渡正在迅速推進。例如，在2025年6月一篇題為「英國將投資25億英鎊與勞斯萊斯合作建造首座小型模組化核子反應爐」的報導中，CarbonCredits.com報道稱，英國政府已選定一個財團建造三座小型模組化核子反應爐，總合裝機容量約為1.5吉瓦。這標誌著從設計認證到實際部署的關鍵性轉變。

同時，具有更高安全規程和更優燃料效率的第三代+先進壓水堆架構的採用也在加速，儘管這種成長主要集中在特定的地緣政治區域。西方市場專注於合規性和小型機組，而東方主要工業強國則迅速採用大規模先進機組以確保長期基本負載電力供應。這種差異凸顯了全球供應鏈的碎片化，國營營業單位主導了大部分新建設。根據《經濟時報》2025年9月發表的題為《報告指出，核能項目在2024年創紀錄產量後預計將放緩》的報導報道，一項全面的行業調查顯示，在2020年至2025年中期全球啟動的45個核子反應爐建設項目中，44個由中國或俄羅斯的國有承壓了這些公司在現代企業的基礎建設項目中，這壓水式反應爐由中國或俄羅斯的初有了這些企業承建。

The Global Pressurized Water Reactor Market is anticipated to expand from USD 15.80 Billion in 2025 to USD 20.35 Billion by 2031, reflecting a compound annual growth rate of 4.31%. As a nuclear technology, the Pressurized Water Reactor (PWR) operates by using ordinary light water as both a coolant and a neutron moderator, kept under high pressure to inhibit boiling within the primary loop. This market is primarily underpinned by the growing global necessity for dependable, low-carbon baseload electricity to satisfy strict government decarbonization requirements and strengthen energy security. These drivers represent a fundamental structural shift toward diversifying energy mixes and mitigating reliance on unstable fossil fuel markets, rather than merely temporary adjustments.

Market Overview
Forecast Period	2027-2031
Market Size 2025	USD 15.80 Billion
Market Size 2031	USD 20.35 Billion
CAGR 2026-2031	4.31%
Fastest Growing Segment	Power Plants
Largest Market	North America

Nevertheless, the industry faces substantial obstacles related to the immense upfront capital costs and the intricate financing structures needed for developing new plants. These financial hurdles frequently lead to extended project timelines and can discourage private sector investment in areas lacking strong government support. However, data from the World Nuclear Association indicates that construction commenced on nine large pressurized water reactors in 2024, proving that despite these economic challenges, nations are moving forward with capacity expansion to ensure the stability of their future energy infrastructure.

Market Driver

The enforcement of rigorous decarbonization mandates and climate objectives acts as the central engine for the Global Pressurized Water Reactor Market. Governments are increasingly turning to nuclear energy to guarantee stable, low-carbon baseload power that effectively supplements intermittent renewable resources. This structural transition is reflected in the global fleet's operational performance, which continues to contribute a major share of clean energy. According to the World Nuclear Association's 'World Nuclear Performance Report 2024' from August 2024, global nuclear electricity generation increased by 58 TWh in 2023, highlighting the rising dependence on reactor technologies to satisfy energy needs without raising emissions, prompting utilities to prolong the operation of existing pressurized water reactors and plan new units to meet net-zero strategies.

Simultaneously, the development of nuclear infrastructure in rapidly industrializing nations serves as a powerful propellant for market expansion. Countries like China are utilizing domestic pressurized water reactor designs to bolster their industrial capabilities, a momentum evidenced by significant financial backing for new projects. According to an August 2024 Reuters article titled 'China approves 11 nuclear power reactors', the State Council authorized five new projects involving 11 reactors with an estimated total investment of 220 billion yuan, solidifying the region's leadership in new build capacity. Furthermore, long-term forecasts suggest continued growth; the International Atomic Energy Agency's 2024 high case scenario predicts global nuclear installed capacity will reach 950 GW by 2050, signalling enduring demand for pressurized water reactor technology.

Market Challenge

The expansion of the Pressurized Water Reactor market is severely constrained by the necessity for massive upfront capital expenditures. Initiating these large-scale infrastructure developments requires billions of dollars in funding before any revenue streams are realized, establishing a high entry barrier that frequently dissuades private investors. This financial weight compels the market to depend heavily on complicated funding structures or sovereign guarantees, without which numerous proposed initiatives fail to progress past the planning phase. As a result, capital costs often rise due to extended construction durations, which further burdens the economic feasibility of new installations within competitive energy sectors.

These economic limitations directly impede the rate at which new capacity can be established to satisfy global baseload demand. The challenge of obtaining affordable financing leads to a market defined by prolonged project lead times and a sluggish rate of fleet growth relative to other energy alternatives. According to the World Nuclear Association, there were 61 reactors under construction globally in 2024, a statistic that highlights the constrained development pipeline in comparison to total global energy needs. This backlog demonstrates how financial barriers obstruct the rapid scaling of pressurized water reactor technology, generally limiting substantial market activity to regions possessing established state-level funding capabilities.

Market Trends

The commercialization of Small Modular Reactors (SMRs) utilizing PWR technology is fundamentally transforming the market by resolving the financial and logistical inflexibility associated with traditional large-scale plants. In contrast to conventional reactors, SMRs utilize modular manufacturing techniques to lower upfront capital needs and facilitate deployment across various grid environments, including those with restricted infrastructure. This transition toward flexible, factory-built units is gathering significant speed through major public-private partnerships designed to demonstrate the commercial feasibility of these compact designs. For example, CarbonCredits.com reported in June 2025 in 'UK Bets on Rolls-Royce For Its First Small Modular Nuclear Reactors With £2.5B Pledge' that the UK government chose a consortium to build three small modular reactors totaling approximately 1.5 GW, marking a decisive shift from design certification to actual fleet deployment.

At the same time, the deployment of Generation III+ Advanced PWR architectures is gaining pace, featuring augmented safety protocols and better fuel efficiency, though this growth is predominantly centered in specific geopolitical areas. While Western markets concentrate on regulatory alignment and smaller units, major industrial powers in the East are swiftly initiating large-scale advanced units to guarantee long-term baseload capacity. This divergence reveals a split in the global supply chain, wherein state-supported entities drive most new construction efforts. According to The Economic Times article 'Nuclear projects seen slowing after record 2024 output, report says' from September 2025, a comprehensive industry review indicated that between 2020 and mid-2025, 44 out of the 45 reactor construction projects launched globally were executed by Chinese or Russian state firms, underscoring their supremacy in deploying modern pressurized water reactor technology.

Key Market Players

Westinghouse Electric Company LLC
Siemens AG
Mitsubishi Heavy Industries, Ltd.
Areva NP
GE Hitachi Nuclear Energy
China National Nuclear Corporation
Korea Electric Power Corporation
Rosatom State Atomic Energy Corporation
Doosan Heavy Industries & Construction Co., Ltd.
India's Nuclear Power Corporation

Report Scope

In this report, the Global Pressurized Water Reactor Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:

Pressurized Water Reactor Market, By Type

Western Pressurized Water Reactor PWR
Soviet Pressurized Water Reactor VVER

Pressurized Water Reactor Market, By Application

Submarines
Power Plants
Others

Pressurized Water Reactor Market, By Region

North America
- United States
- Canada
- Mexico
Europe
- France
- United Kingdom
- Italy
- Germany
- Spain
Asia Pacific
- China
- India
- Japan
- Australia
- South Korea
South America
- Brazil
- Argentina
- Colombia
Middle East & Africa
- South Africa
- Saudi Arabia
- UAE

Competitive Landscape

Company Profiles: Detailed analysis of the major companies present in the Global Pressurized Water Reactor Market.

Available Customizations:

Global Pressurized Water Reactor Market report with the given market data, TechSci Research offers customizations according to a company's specific needs. The following customization options are available for the report:

1. Product Overview

1.1. Market Definition
1.2. Scope of the Market
- 1.2.1. Markets Covered
- 1.2.2. Years Considered for Study
- 1.2.3. Key Market Segmentations

2. Research Methodology

2.1. Objective of the Study
2.2. Baseline Methodology
2.3. Key Industry Partners
2.4. Major Association and Secondary Sources
2.5. Forecasting Methodology
2.6. Data Triangulation & Validation
2.7. Assumptions and Limitations

3. Executive Summary

3.1. Overview of the Market
3.2. Overview of Key Market Segmentations
3.3. Overview of Key Market Players
3.4. Overview of Key Regions/Countries
3.5. Overview of Market Drivers, Challenges, Trends

4. Voice of Customer

5. Global Pressurized Water Reactor Market Outlook

5.1. Market Size & Forecast
- 5.1.1. By Value
5.2. Market Share & Forecast
- 5.2.1. By Type (Western Pressurized Water Reactor PWR, Soviet Pressurized Water Reactor VVER)
- 5.2.2. By Application (Submarines, Power Plants, Others)
- 5.2.3. By Region
- 5.2.4. By Company (2025)
5.3. Market Map

6. North America Pressurized Water Reactor Market Outlook

6.1. Market Size & Forecast
- 6.1.1. By Value
6.2. Market Share & Forecast
- 6.2.1. By Type
- 6.2.2. By Application
- 6.2.3. By Country
6.3. North America: Country Analysis
- 6.3.1. United States Pressurized Water Reactor Market Outlook
  - 6.3.1.1. Market Size & Forecast
    - 6.3.1.1.1. By Value
  - 6.3.1.2. Market Share & Forecast
    - 6.3.1.2.1. By Type
    - 6.3.1.2.2. By Application
- 6.3.2. Canada Pressurized Water Reactor Market Outlook
  - 6.3.2.1. Market Size & Forecast
    - 6.3.2.1.1. By Value
  - 6.3.2.2. Market Share & Forecast
    - 6.3.2.2.1. By Type
    - 6.3.2.2.2. By Application
- 6.3.3. Mexico Pressurized Water Reactor Market Outlook
  - 6.3.3.1. Market Size & Forecast
    - 6.3.3.1.1. By Value
  - 6.3.3.2. Market Share & Forecast
    - 6.3.3.2.1. By Type
    - 6.3.3.2.2. By Application

7. Europe Pressurized Water Reactor Market Outlook

7.1. Market Size & Forecast
- 7.1.1. By Value
7.2. Market Share & Forecast
- 7.2.1. By Type
- 7.2.2. By Application
- 7.2.3. By Country
7.3. Europe: Country Analysis
- 7.3.1. Germany Pressurized Water Reactor Market Outlook
  - 7.3.1.1. Market Size & Forecast
    - 7.3.1.1.1. By Value
  - 7.3.1.2. Market Share & Forecast
    - 7.3.1.2.1. By Type
    - 7.3.1.2.2. By Application
- 7.3.2. France Pressurized Water Reactor Market Outlook
  - 7.3.2.1. Market Size & Forecast
    - 7.3.2.1.1. By Value
  - 7.3.2.2. Market Share & Forecast
    - 7.3.2.2.1. By Type
    - 7.3.2.2.2. By Application
- 7.3.3. United Kingdom Pressurized Water Reactor Market Outlook
  - 7.3.3.1. Market Size & Forecast
    - 7.3.3.1.1. By Value
  - 7.3.3.2. Market Share & Forecast
    - 7.3.3.2.1. By Type
    - 7.3.3.2.2. By Application
- 7.3.4. Italy Pressurized Water Reactor Market Outlook
  - 7.3.4.1. Market Size & Forecast
    - 7.3.4.1.1. By Value
  - 7.3.4.2. Market Share & Forecast
    - 7.3.4.2.1. By Type
    - 7.3.4.2.2. By Application
- 7.3.5. Spain Pressurized Water Reactor Market Outlook
  - 7.3.5.1. Market Size & Forecast
    - 7.3.5.1.1. By Value
  - 7.3.5.2. Market Share & Forecast
    - 7.3.5.2.1. By Type
    - 7.3.5.2.2. By Application

8. Asia Pacific Pressurized Water Reactor Market Outlook

8.1. Market Size & Forecast
- 8.1.1. By Value
8.2. Market Share & Forecast
- 8.2.1. By Type
- 8.2.2. By Application
- 8.2.3. By Country
8.3. Asia Pacific: Country Analysis
- 8.3.1. China Pressurized Water Reactor Market Outlook
  - 8.3.1.1. Market Size & Forecast
    - 8.3.1.1.1. By Value
  - 8.3.1.2. Market Share & Forecast
    - 8.3.1.2.1. By Type
    - 8.3.1.2.2. By Application
- 8.3.2. India Pressurized Water Reactor Market Outlook
  - 8.3.2.1. Market Size & Forecast
    - 8.3.2.1.1. By Value
  - 8.3.2.2. Market Share & Forecast
    - 8.3.2.2.1. By Type
    - 8.3.2.2.2. By Application
- 8.3.3. Japan Pressurized Water Reactor Market Outlook
  - 8.3.3.1. Market Size & Forecast
    - 8.3.3.1.1. By Value
  - 8.3.3.2. Market Share & Forecast
    - 8.3.3.2.1. By Type
    - 8.3.3.2.2. By Application
- 8.3.4. South Korea Pressurized Water Reactor Market Outlook
  - 8.3.4.1. Market Size & Forecast
    - 8.3.4.1.1. By Value
  - 8.3.4.2. Market Share & Forecast
    - 8.3.4.2.1. By Type
    - 8.3.4.2.2. By Application
- 8.3.5. Australia Pressurized Water Reactor Market Outlook
  - 8.3.5.1. Market Size & Forecast
    - 8.3.5.1.1. By Value
  - 8.3.5.2. Market Share & Forecast
    - 8.3.5.2.1. By Type
    - 8.3.5.2.2. By Application

9. Middle East & Africa Pressurized Water Reactor Market Outlook

9.1. Market Size & Forecast
- 9.1.1. By Value
9.2. Market Share & Forecast
- 9.2.1. By Type
- 9.2.2. By Application
- 9.2.3. By Country
9.3. Middle East & Africa: Country Analysis
- 9.3.1. Saudi Arabia Pressurized Water Reactor Market Outlook
  - 9.3.1.1. Market Size & Forecast
    - 9.3.1.1.1. By Value
  - 9.3.1.2. Market Share & Forecast
    - 9.3.1.2.1. By Type
    - 9.3.1.2.2. By Application
- 9.3.2. UAE Pressurized Water Reactor Market Outlook
  - 9.3.2.1. Market Size & Forecast
    - 9.3.2.1.1. By Value
  - 9.3.2.2. Market Share & Forecast
    - 9.3.2.2.1. By Type
    - 9.3.2.2.2. By Application
- 9.3.3. South Africa Pressurized Water Reactor Market Outlook
  - 9.3.3.1. Market Size & Forecast
    - 9.3.3.1.1. By Value
  - 9.3.3.2. Market Share & Forecast
    - 9.3.3.2.1. By Type
    - 9.3.3.2.2. By Application

10. South America Pressurized Water Reactor Market Outlook

10.1. Market Size & Forecast
- 10.1.1. By Value
10.2. Market Share & Forecast
- 10.2.1. By Type
- 10.2.2. By Application
- 10.2.3. By Country
10.3. South America: Country Analysis
- 10.3.1. Brazil Pressurized Water Reactor Market Outlook
  - 10.3.1.1. Market Size & Forecast
    - 10.3.1.1.1. By Value
  - 10.3.1.2. Market Share & Forecast
    - 10.3.1.2.1. By Type
    - 10.3.1.2.2. By Application
- 10.3.2. Colombia Pressurized Water Reactor Market Outlook
  - 10.3.2.1. Market Size & Forecast
    - 10.3.2.1.1. By Value
  - 10.3.2.2. Market Share & Forecast
    - 10.3.2.2.1. By Type
    - 10.3.2.2.2. By Application
- 10.3.3. Argentina Pressurized Water Reactor Market Outlook
  - 10.3.3.1. Market Size & Forecast
    - 10.3.3.1.1. By Value
  - 10.3.3.2. Market Share & Forecast
    - 10.3.3.2.1. By Type
    - 10.3.3.2.2. By Application

11. Market Dynamics

11.1. Drivers
11.2. Challenges

12. Market Trends & Developments

12.1. Merger & Acquisition (If Any)
12.2. Product Launches (If Any)
12.3. Recent Developments

13. Global Pressurized Water Reactor Market: SWOT Analysis

14. Porter's Five Forces Analysis

14.1. Competition in the Industry
14.2. Potential of New Entrants
14.3. Power of Suppliers
14.4. Power of Customers
14.5. Threat of Substitute Products

15. Competitive Landscape

15.1. Westinghouse Electric Company LLC
- 15.1.1. Business Overview
- 15.1.2. Products & Services
- 15.1.3. Recent Developments
- 15.1.4. Key Personnel
- 15.1.5. SWOT Analysis
15.2. Siemens AG
15.3. Mitsubishi Heavy Industries, Ltd.
15.4. Areva NP
15.5. GE Hitachi Nuclear Energy
15.6. China National Nuclear Corporation
15.7. Korea Electric Power Corporation
15.8. Rosatom State Atomic Energy Corporation
15.9. Doosan Heavy Industries & Construction Co., Ltd.
15.10. India's Nuclear Power Corporation