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市場調查報告書
商品編碼
1953783
廢熱回收系統市場 - 全球產業規模、佔有率、趨勢、機會及預測(按組件、技術、車輛類型、地區和競爭格局分類,2021-2031年)Exhaust Heat Recovery System Market - Global Industry Size, Share, Trends Opportunity, and Forecast, Segmented By Component, By Technology, By Vehicle Type, By Region & Competition, 2021-2031F |
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全球廢氣餘熱回收系統市場預計將從 2025 年的 350.1 億美元成長到 2031 年的 540.6 億美元,複合年成長率為 7.51%。
該領域專注於開發和應用能夠捕捉內燃機廢氣流中產生的廢熱並將其轉化為可用機械能或電能的技術。該市場的成長主要受日益嚴格的國際排放法規以及商用車營運商透過提高燃油經濟性來降低總擁有成本的需求所驅動。在傳統引擎繼續使用的情況下,這些系統可作為重要的過渡解決方案,幫助實現嚴格的永續性目標。國際能源總署 (IEA) 預測,到 2025 年,重型卡車的近期能源效率提升幅度僅為 2% 至 5%,這凸顯了採用先進的溫度控管策略以實現所需性能提升的必要性。
| 市場概覽 | |
|---|---|
| 預測期 | 2027-2031 |
| 市場規模:2025年 | 350.1億美元 |
| 市場規模:2031年 | 540.6億美元 |
| 複合年成長率:2026-2031年 | 7.51% |
| 成長最快的細分市場 | 廢氣再循環(EGR) |
| 最大的市場 | 歐洲 |
然而,市場成長面臨許多障礙,這主要是由於高昂的整合成本以及全球汽車電氣化進程的快速推進。隨著各國政府和汽車製造商加大對氫燃料電池和電池式電動車架構的投資,為老舊內燃機平台進行效率升級的經濟吸引力正在下降。這種技術優先順序的轉變可能會減緩熱回收系統的普及,尤其是在電氣化速度最快的輕型汽車領域。
推動排放氣體餘熱回收系統普及的關鍵因素是政府日益嚴格的排放法規,這迫使汽車製造商部署先進的溫度控管技術。隨著監管機構降低二氧化碳 (CO2) 和氮氧化物 (NOx)的排放限值,快速加熱引擎冷卻液和後處理系統對於符合法規要求至關重要。這在重型車輛行業尤其重要,因為該行業需要高效的溫度控管來滿足嚴格的排放法規,尤其是在寒冷天氣啟動和低負載行駛時。例如,加州空氣資源委員會 (CARB) 將於 2025 年 1 月起收緊 2025 年重型引擎的 NOx 標準,強制要求使用複雜的排放控制系統以確保合規。
同時,市場正受到對更高燃油經濟性需求的不斷成長的推動,製造商們正尋求在全面轉型電動車之前最佳化內燃機和混合動力汽車的性能。朗肯迴圈和冷卻式廢氣再循環(EGR)等技術在回收廢熱、提高熱效率和降低油耗方面發揮關鍵作用。這種對燃燒效率的持續關注也體現在供應商的發展趨勢中。 2025年5月,博格華納宣布將其與一家北美大型汽車製造商的EGR系統合約延長至2029年,這表明業界對提高效率的持續關注。此外,儘管面臨普遍的經濟挑戰,該產業仍保持著旺盛的商業性活力。法雷奧在2025年7月宣布,其上半年訂單成長30%,達到118億歐元,證實了市場對包括溫度控管系統在內的先進汽車解決方案的強勁需求。
廢熱回收系統市場成長的主要障礙在於高昂的初始安裝成本以及全球汽車保有量快速轉型至純電動車。隨著商業營運商和汽車製造商將資金重新分配到氫燃料和電池式電動車平台,投資內燃機效率技術的合理性已顯著降低。因此,相關人員越來越傾向於將基於燃燒的廢熱回收方案視為一種臨時解決方案,其投資回報率正在下降,導致現有柴油車隊的改造計畫被推遲甚至取消。
近期商用車註冊趨勢為這種猶豫提供了實證支持,揭示了傳統引擎市場的萎縮。根據歐洲汽車製造商協會(ACEA)的數據,2025年前第一季,歐盟柴油卡車註冊量下降了11.5%,而電池動力卡車的市佔率上升至3.8%。這些數據凸顯了隨著零排放技術轉型,內燃機需求萎縮,廢熱回收系統的潛在市場也正在萎縮。
隨著造船企業努力滿足日益嚴格的碳強度指數(CII)標準,有機朗肯迴圈(ORC)技術在船舶推進系統中的應用正迅速發展。 ORC系統利用低沸點有機流體從引擎廢氣和汽缸套水中回收低品位廢熱,並將其轉化為可供船舶使用的電能。這種方法無需更換主燃料即可提高船舶的整體熱效率,從而減少對輔助引擎的依賴。 2025年11月,Climeon在其中期報告中宣布,已獲得江蘇新揚子造船廠價值460萬瑞典克朗的HeatPower 300訂單,這標誌著該公司在亞洲市場取得了顯著進展,並展現了該技術在新造船領域日益成長的商業性可行性。
同時,在長途商用卡車中採用電動渦輪增壓系統正成為最佳化重型車輛效率的關鍵方法。與傳統的機械系統不同,電動渦輪增壓系統使用輔助渦輪驅動發電機,回收能量並將其提供給車輛的輔助系統和動力傳動系統,從而降低重載運行時的引擎負荷。這種架構能夠實現更精確的能源管理,滿足現代卡車電子設備日益成長的電力需求,同時也為全面電氣化鋪平了道路。 SAE International 於 2025 年 3 月發表的一項關於重型燃氣引擎渦輪增壓系統的研究表明,最佳化後的渦輪可以將燃油消耗降低 2% 至 4%,從而顯著提高長途卡車的效率。
The Global Exhaust Heat Recovery System Market is projected to expand from USD 35.01 Billion in 2025 to USD 54.06 Billion by 2031, registering a CAGR of 7.51%. This sector focuses on creating and deploying technologies that trap waste thermal energy from internal combustion engine exhaust streams, transforming it into functional mechanical or electrical power. Growth in this market is largely driven by strict international emissions mandates and the need for commercial fleet operators to lower total ownership costs via enhanced fuel economy. Serving as a vital interim solution, these systems help meet demanding sustainability goals while traditional engines are still utilized. The International Energy Agency noted in 2025 that near-term efficiency gains for heavy-duty trucks are expected to stay between 2% and 5%, underscoring the need for sophisticated thermal management strategies to realize necessary performance improvements.
| Market Overview | |
|---|---|
| Forecast Period | 2027-2031 |
| Market Size 2025 | USD 35.01 Billion |
| Market Size 2031 | USD 54.06 Billion |
| CAGR 2026-2031 | 7.51% |
| Fastest Growing Segment | Exhaust Gas Recirculation (EGR) |
| Largest Market | Europe |
However, market growth faces a notable hurdle due to high integration costs combined with the rapid global shift toward fleet electrification. As governments and automakers channel investments into hydrogen fuel cell and battery-electric architectures, the financial appeal of funding efficiency upgrades for fading internal combustion platforms diminishes. This evolving technological priority poses a threat of lowered adoption rates for heat recovery systems, a trend particularly evident in the light-duty vehicle category where electrification is advancing at the fastest pace.
Market Driver
Strict government emission mandates act as the main driver for adopting exhaust heat recovery systems, pushing automakers to incorporate advanced thermal management technologies. With regulators setting lower limits on carbon dioxide and nitrogen oxides (NOx), the capacity to quickly heat engine fluids and aftertreatment components is crucial for adherence to the law. This is especially significant in the heavy-duty industry, where efficient thermal management is necessary to satisfy tough tailpipe requirements during cold starts and low-load conditions. For instance, the California Air Resources Board enforced tighter NOx standards for model year 2025 heavy-duty engines starting in January 2025, requiring the use of complex exhaust control systems to ensure compliance.
Concurrently, the market is propelled by the growing need for better fuel economy, as manufacturers aim to optimize internal combustion and hybrid models prior to the complete shift to electric vehicles. Technologies like Rankine cycle systems and cooled exhaust gas recirculation (EGR) play a vital role in capturing waste energy to boost thermal efficiency and cut fuel usage. This ongoing focus on combustion efficiency is reflected in supplier trends; BorgWarner announced in May 2025 that it extended EGR system contracts with a leading North American OEM through 2029, demonstrating persistent industry interest in efficiency improvements. Additionally, despite wider economic difficulties, the sector remains commercially vibrant, evidenced by Valeo's July 2025 report of a 30% rise in first-half order intake to 11.8 billion euros, indicating strong demand for advanced automotive solutions including thermal systems.
Market Challenge
A major obstacle to the growth of the exhaust heat recovery system market is the substantial initial integration cost combined with the rapid worldwide shift toward complete fleet electrification. As commercial operators and automakers reallocate capital toward hydrogen and battery-electric platforms, the economic case for funding efficiency technologies for internal combustion engines becomes considerably weaker. Consequently, stakeholders increasingly regard combustion-based heat recovery options as temporary solutions with declining investment returns, resulting in the postponement of adoption or the termination of retrofit initiatives for current diesel fleets.
Recent trends in commercial vehicle registrations provide empirical backing for this hesitation, revealing a contraction in the traditional engine sector. Data from the European Automobile Manufacturers' Association (ACEA) shows that in the first three quarters of 2025, diesel truck registrations in the European Union fell by 11.5%, whereas the market share for electrically chargeable trucks rose to 3.8%. These statistics highlight the diminishing potential market for exhaust heat recovery systems, as the volume of internal combustion engines contracts to make way for zero-emission technologies.
Market Trends
The integration of Organic Rankine Cycle (ORC) technology into maritime propulsion systems is progressing quickly as shipbuilders aim to meet stricter Carbon Intensity Indicator (CII) standards. ORC systems use low-boiling-point organic fluids to recover low-grade waste heat from engine exhaust and jacket water, converting it into electricity for use onboard. This approach enhances a vessel's overall thermal efficiency and lowers dependence on auxiliary engines without needing changes to the primary fuel. In November 2025, Climeon reported in its interim statement that it achieved a milestone in Asia with a HeatPower 300 order worth MSEK 4.6 from Jiangsu New Yangzi Shipbuilding, highlighting the growing commercial feasibility of this technology for new ships.
At the same time, the use of electric turbo-compounding in long-haul commercial trucking is becoming a key method for optimizing heavy-duty vehicle efficiency. In contrast to conventional mechanical setups, electric turbo-compounding uses a secondary turbine to power a generator, which sends recovered electrical energy to the vehicle's auxiliary systems or powertrain to ease engine strain during intense operations. This structure facilitates accurate energy management and meets the increasing power needs of modern truck electronics while acting as a bridge toward full electrification. A March 2025 study by SAE International on turbo-compound systems for heavy-duty natural gas engines showed that optimized turbines could lower fuel usage by 2% to 4%, offering significant efficiency benefits for long-haul transport.
Report Scope
In this report, the Global Exhaust Heat Recovery System Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:
Company Profiles: Detailed analysis of the major companies present in the Global Exhaust Heat Recovery System Market.
Global Exhaust Heat Recovery System 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: