디젤 엔진 시장 규모는 2024년에 310억 9,000만 달러로 평가되었고, 2026-2032년 6.70%의 연평균 복합 성장률(CAGR)로 성장하여 2032년에는 522억 4,000만 달러에 달할 것으로 예측됩니다.
디젤 엔진은 압축 점화로 연료를 연소시키는 내연기관입니다. 점화 시 점화 플러그를 사용하는 가솔린 엔진과 달리, 디젤 엔진은 공기를 고온으로 압축하여 분사된 디젤 연료에 점화를 일으킵니다. 이 과정은 보다 효율적인 연소를 가져와 더 큰 연비와 토크를 제공합니다.
디젤 엔진은 압축 점화로 연료를 연소시키는 내연기관입니다. 점화 시 점화 플러그를 사용하는 가솔린 엔진과 달리, 디젤 엔진은 공기를 고온으로 압축하여 분사된 디젤 연료에 점화를 일으킵니다. 이 과정은 보다 효율적인 연소를 가져와 더 큰 연비와 토크를 제공합니다.
세계 디젤 엔진 시장을 형성하는 주요 시장 역학은 다음과 같습니다.
연료 효율: 디젤 엔진은 가솔린 엔진에 비해 연료 효율이 뛰어나며, 갤런당 주행거리가 깁니다. 이러한 효율성은 연료비가 운영 비용에 큰 영향을 미치는 상업 및 산업 분야에서 특히 높은 평가를 받고 있습니다. 유럽자동차산업협회(ACEA)는 2024년 초에 EU의 신차 디젤 차량의 평균 CO2 배출량은 2023년 121.5g/km인 반면, 가솔린 차량은 130.0g/km로 디젤의 효율성 우위를 강조하고 있습니다.
높은 토크와 출력: 디젤 엔진은 낮은 회전수에서 높은 토크를 발휘하기 때문에 무거운 작업에 적합합니다. 이러한 특성은 건설, 농업, 운송 등 강력하고 신뢰할 수 있는 성능이 요구되는 산업에서 필수적입니다. 미국 환경보호청(EPA)은 2023년 자동차 동향 보고서에서 소형 트럭 디젤 엔진의 평균 토크가 450 lb.-ft, 가솔린 엔진의 평균 토크가 350 lb-ft라고 지적하고 있습니다.
내구성 및 수명: 디젤 엔진은 고압 압축과 가혹한 운전 조건을 견딜 수 있도록 제작되어 수명이 깁니다. 내구성이 뛰어나 교체 및 유지보수 빈도가 줄어들어 기업과 소비자에게 장기적인 비용 절감으로 이어집니다. 미국 도로교통안전국(NHTSA)이 2023년 하반기에 발표한 조사에 따르면, 디젤 엔진 차량의 평균 수명은 25만-30만 마일(가솔린 차량은 15만-20만 마일)로 나타났습니다.
증가하는 상용차 수요: 특히 신흥국에서의 상용차 수요 증가는 디젤 엔진 수요의 원동력이 되고 있습니다. 이 엔진은 트럭, 버스, 배송 밴의 동력원으로서 물류 및 운송 부문에 매우 중요한 역할을 합니다. 국제자동차산업협회(OICA)의 보고서에 따르면, 2023년 세계 상용차 생산량은 2,850만 대에 달하고, 2022년 대비 4% 증가할 것으로 예측됩니다.
클린 디젤 기술의 발전: 디젤 엔진의 배기가스 저감 및 효율성 향상을 위한 기술 혁신이 시장 성장을 견인하고 있습니다. 선택적 촉매 환원(SCR) 및 디젤 미립자 필터(DPF)와 같은 기술은 성능을 유지하면서 엄격한 환경 규제를 충족하는 데 도움이 됩니다. 캘리포니아 대기자원국(CARB)은 2024년 초에 클린 디젤 기술의 발전으로 인해 신형 디젤 트럭의 질소산화물(NOx) 배출량이 2010년 이전 모델 대비 98% 감소했다고 보고했습니다.
주요 과제:
전기자동차(EV)의 인기 상승: 환경문제에 대한 관심과 정부의 인센티브에 힘입어 전기자동차의 보급 확대는 디젤엔진 시장에 큰 위협이 될 수 있으며, 자동차 부문에서의 점유율을 감소시킬 수 있습니다.
높은 개발 비용: 디젤 엔진을 보다 깨끗하고 효율적으로 만들기 위한 첨단 기술 개발 및 도입에는 많은 재정적 투자가 필요하며, 특히 중소 제조업체에게는 장벽이 될 수 있습니다.
사회적 인식과 환경 영향: 공해 및 건강 문제와의 연관성 때문에 디젤 엔진에 대한 여론의 부정적인 인식은 소비자와 기업이 친환경 대체 연료를 우선시하게 되면서 시장 수요에 영향을 미칠 수 있습니다.
연료 가격 변동: 디젤 연료 가격의 변동은 총 소유 비용과 운영 비용에 영향을 미칠 수 있으며, 시장 역학에 영향을 미쳐 사용자가 보다 안정적이고 예측 가능한 에너지원으로 향하게 할 수 있습니다.
주요 동향
클린 디젤 기술의 발전: 디젤 엔진 시장에서는 엄격한 환경 규제를 충족하기 위해 배출가스 저감 및 연비 개선을 위한 선택적 촉매 환원(SCR), 디젤 미립자 필터(DPF) 등 클린 디젤 기술이 크게 발전하고 있습니다. 미국 환경보호청(EPA)은 2023년 자동차 동향 보고서에서 신형 대형 디젤 엔진의 질소산화물(NOx) 배출량이 1988년 모델 대비 99% 감소했다고 보고했는데, 이는 주로 클린 디젤 기술의 발전에 기인합니다.
하이브리드 시스템 통합: 상용차에서 디젤 엔진과 하이브리드 시스템을 통합하는 경향이 증가하고 있습니다. 이 조합은 연비를 개선하고 배출가스를 감소시켜 전기만으로는 아직 실현 불가능한 응용 분야에서 실행 가능한 대안이 되고 있습니다. 국제청정교통협의회(ICCT)는 2023년 12월 유럽에서 디젤 및 하이브리드 상용차 판매량이 2023년에 전년 대비 35% 증가할 것이라고 보고했습니다.
바이오연료의 채택 증가: 바이오디젤 및 재생가능 디젤 연료의 사용은 디젤 엔진의 이산화탄소 배출량을 줄이는 방법으로 각광받고 있습니다. 이러한 추세는 디젤 기술을 완전히 폐기하지 않고 보다 지속 가능하고 친환경적인 에너지원으로 전환하려는 전 세계적인 노력과 일치합니다. 미국 에너지 정보국(EIA)의 보고서에 따르면, 미국의 바이오디젤 생산량은 2023년에 25억 갤런에 달할 것이며, 2022년부터 15% 증가할 것으로 예측됩니다.
Diesel Engine Market size was valued at USD 31.09 Billion in 2024 and is projected to reach USD 52.24 Billion by 2032, growing at a CAGR of 6.70% from 2026 to 2032.
A diesel engine is an internal combustion engine that uses compression ignition to burn fuel. Unlike gasoline engines that use spark plugs for ignition, diesel engines compress air to a high temperature, causing the injected diesel fuel to ignite. This process results in a more efficient combustion, providing greater fuel economy and torque.
A diesel engine is an internal combustion engine that uses compression ignition to burn fuel. Unlike gasoline engines that use spark plugs for ignition, diesel engines compress air to a high temperature, causing the injected diesel fuel to ignite. This process results in a more efficient combustion, providing greater fuel economy and torque.
The key market dynamics that are shaping the global diesel engine market include:
Fuel Efficiency: Diesel engines are known for their superior fuel efficiency compared to gasoline engines, providing more miles per gallon. This efficiency is particularly valued in commercial and industrial applications, where fuel costs significantly impact operational expenses. The European Automobile Manufacturers Association (ACEA) reported in early 2024 that the average CO2 emissions from new diesel cars in the EU were 121.5 g/km in 2023, compared to 130.0 g/km for gasoline cars, highlighting diesel's efficiency advantage.
High Torque and Power: Diesel engines deliver high torque at low RPMs, making them ideal for heavy-duty applications. This characteristic is essential for industries such as construction, agriculture, and transportation, where powerful and reliable performance is required. The U.S. Environmental Protection Agency (EPA) noted in its 2023 Automotive Trends Report that diesel engines in light trucks produced an average of 450 lb.-ft of torque, compared to 350 lb-ft for gasoline engines.
Durability and Longevity: Diesel engines are built to withstand high compression and tough operating conditions, resulting in longer lifespans. Their durability reduces the frequency of replacements and maintenance, offering cost savings over time for businesses and consumers. A study published by the National Highway Traffic Safety Administration (NHTSA) in late 2023 found that diesel-powered vehicles had an average lifespan of 250,000-300,000 miles, compared to 150,000-200,000 miles for gasoline vehicles.
Growing Commercial Vehicle Demand: The increasing need for commercial vehicles, particularly in emerging economies, drives the demand for diesel engines. These engines power trucks, buses, and delivery vans that are crucial for logistics and transportation sectors. The International Organization of Motor Vehicle Manufacturers (OICA) reported that global commercial vehicle production reached 28.5 million units in 2023, a 4% increase from 2022.
Advancements in Clean Diesel Technology: Innovations aimed at reducing diesel engine emissions and improving efficiency are boosting market growth. Technologies such as selective catalytic reduction (SCR) and diesel particulate filters (DPFs) help meet stringent environmental regulations while maintaining performance. The California Air Resources Board (CARB) reported in early 2024 that NOx emissions from new diesel trucks had decreased by 98% compared to pre-2010 models, thanks to advancements in clean diesel technology.
Key Challenges:
Rising Popularity of Electric Vehicles (EVs): The growing adoption of electric vehicles, driven by environmental concerns and government incentives, poses a significant threat to the diesel engine market, potentially reducing its share in the automotive sector.
High Development Costs: Developing and implementing advanced technologies to make diesel engines cleaner and more efficient involves substantial financial investments, which can be a barrier, especially for smaller manufacturers.
Public Perception and Environmental Impact: Negative public perception of diesel engines due to their association with pollution and health issues can impact market demand, as consumers and businesses increasingly prioritize eco-friendly alternatives.
Volatility in Fuel Prices: Fluctuations in diesel fuel prices can affect the total cost of ownership and operational expenses, influencing market dynamics and potentially driving users towards more stable and predictable energy sources.
Key Trends
Advancements in Clean Diesel Technologies: The diesel engine market is witnessing significant advancements in clean diesel technologies, such as selective catalytic reduction (SCR) and diesel particulate filters (DPFs), aimed at reducing emissions and improving fuel efficiency to meet stringent environmental regulations. The U.S. Environmental Protection Agency (EPA) reported in its 2023 Automotive Trends Report that NOx emissions from new heavy-duty diesel engines have decreased by 99% compared to 1988 models, largely due to advancements in clean diesel technologies.
Integration of Hybrid Systems: There is a growing trend towards integrating diesel engines with hybrid systems in commercial vehicles. This combination enhances fuel efficiency and reduces emissions, making it a viable option for applications where electric-only solutions are not yet feasible. The International Council on Clean Transportation (ICCT) reported in December 2023 that sales of diesel-hybrid commercial vehicles in Europe increased by 35% year-over-year in 2023.
Increased Adoption of Biofuels: The use of biodiesel and renewable diesel fuels is gaining traction as a way to reduce the carbon footprint of diesel engines. This trend aligns with global efforts to transition to more sustainable and environmentally friendly energy sources without completely phasing out diesel technology. The U.S. Energy Information Administration (EIA) reported that biodiesel production in the United States reached 2.5 billion gallons in 2023, a 15% increase from 2022.
Here is a more detailed regional analysis of the global diesel engine market:
North America
North America holds a significant share of the diesel engine market due to robust industrial activities, a strong commercial vehicle sector, and stringent emissions regulations. According to the U.S. Energy Information Administration (EIA), as of December 2023, diesel fuel accounted for approximately 26% of total petroleum consumption in the United States.
The United States and Canada are key contributors, driven by ongoing advancements in clean diesel technologies and a focus on improving fuel efficiency and reducing emissions. The U.S. Environmental Protection Agency (EPA) finalized new emissions standards for heavy-duty vehicles in December 2023, set to take effect for model year 2027. These standards are expected to drive further innovations in clean diesel technology.
The region's commitment to meeting rigorous environmental standards and investing in technological innovations supports its prominent position in the global diesel engine market. A study by the Diesel Technology Forum published in March 2024 found that nearly 50% of commercial trucks on U.S. roads are now powered by the newest generation of clean diesel technology, up from 43% in 2022.
Asia Pacific
The Asia-Pacific region is experiencing rapid growth in the diesel engine market, driven by industrialization, urbanization, and the expanding automotive and construction sectors. According to the Asian Development Bank, infrastructure investments in developing Asia are projected to reach USD 26 Trillion between 2016 and 2030, driving demand for diesel-powered construction equipment.
Key markets such as China, India, and Japan are contributing significantly due to increasing demand for commercial vehicles and infrastructure development. According to China's National Bureau of Statistics, diesel fuel consumption in the country reached 167 million tons in 2023, a 5% increase from 2022.
Additionally, the region's focus on improving air quality and integrating cleaner technologies supports ongoing market expansion and innovation in diesel engine solutions. India's Bharat Stage VI Stage 2 emissions norms came into effect in April 2023, further tightening regulations for diesel vehicles and promoting the adoption of advanced emissions control technologies.
The Global Diesel Engine Market is Segmented on the basis of Type, Application, Power Output, and Geography.
Based on Type, the Global Diesel Engine Market is bifurcated into Internal Combustion Engines (ICE), and External Combustion Engines. The internal combustion engine (ICE) segment dominates the diesel engine market, primarily due to its widespread use in automotive, industrial, and commercial applications. The ICE's established technology and efficiency in providing high power and torque make it the preferred choice. However, the external combustion engine segment is rapidly growing, driven by advancements in technology that improve efficiency and reduce emissions, making it an attractive alternative for niche applications and emerging markets focused on sustainable energy solutions.
Based on Product Type, the Global Diesel Engine Market is bifurcated into Stationary Engines, Off-Highway, and On-Highway. The on-highway segment dominates the diesel engine market, driven by its extensive use in commercial vehicles such as trucks, buses, and delivery vans, which require reliable and powerful engines for transportation and logistics. However, the off-highway segment is rapidly growing, fueled by increased industrial and construction activities that demand robust diesel engines for machinery and equipment, as well as advancements in technology that enhance engine performance and efficiency in challenging environments.
Based on Power Output, the Global Diesel Engine Market is bifurcated into Low Power (Up to 100 kW), Medium Power (100 kW to 350 kW), and High Power (Above 350 kW). The medium power (100 kW to 350 kW) segment currently dominates the diesel engine market due to its broad application across commercial vehicles, industrial machinery, and construction equipment, providing a balance between performance and efficiency. However, the high power (above 350 kW) segment is rapidly growing, driven by increasing demand for engines in heavy-duty applications such as large construction equipment, power generation, and marine propulsion, where high power and reliability are essential for optimal performance.
Based on Geography, the Global Diesel Engine Market is classified into North America, Europe, Asia Pacific, and the Rest of the World. North America dominates the diesel engine market due to its well-established industrial base, extensive use in commercial vehicles, and stringent emissions regulations driving advancements in clean diesel technologies. Conversely, the Asia Pacific region is rapidly growing, propelled by rapid industrialization, urbanization, and increasing demand for diesel engines in automotive and construction sectors, as well as ongoing efforts to improve air quality and integrate cleaner technologies.
The "Global Diesel Engine Market" study report will provide valuable insight with an emphasis on the global market. The major players in the market are Caterpillar, Inc. Cummins, Inc., MAN SE, Rolls-Royce Holdings plc. Wartsila Corp, Mitsubishi Heavy Industries, Ltd., Volvo Penta, Hyundai Heavy Industries Co., Ltd., Doosan, Yanmar Co., Ltd.
Our market analysis also entails a section solely dedicated to such major players wherein our analysts provide an insight into the financial statements of all the major players, along with its product benchmarking and SWOT analysis. The competitive landscape section also includes key development strategies, market share, and market ranking analysis of the above-mentioned players globally.