heavy-oil engine

简明释义

重油发动机

英英释义

例句

1.The heavy-oil engine is known for its durability and longevity.

重油发动机以其耐用性和长寿命而闻名。

2.Many industrial plants use heavy-oil engines to reduce fuel costs.

许多工业厂房使用重油发动机来降低燃料成本。

3.The maintenance of a heavy-oil engine requires specialized knowledge and tools.

维护重油发动机需要专业的知识和工具。

4.Due to environmental regulations, the heavy-oil engine must be fitted with emission controls.

由于环境法规，重油发动机必须配备排放控制装置。

5.The ship was powered by a heavy-oil engine, which is more efficient for long-distance travel.

这艘船由一台重油发动机驱动，更适合长途旅行。

作文

The development of the maritime industry has led to significant advancements in engine technology, particularly with the use of heavy-oil engines (重油发动机). These engines are designed to operate on heavier fuels, which are often more cost-effective and efficient for large vessels. The importance of heavy-oil engines cannot be overstated, as they play a crucial role in powering cargo ships, tankers, and other marine vessels that transport goods across the globe.One of the primary advantages of heavy-oil engines is their fuel efficiency. Heavy oil, also known as bunker fuel, is less expensive than lighter fuels, making it an attractive option for shipping companies looking to reduce operational costs. Additionally, heavy-oil engines are capable of burning these fuels more efficiently than traditional diesel engines, which further enhances their economic viability.However, the use of heavy-oil engines comes with its own set of challenges. One major concern is the environmental impact of burning heavy fuel oil. This type of fuel contains higher levels of sulfur and other pollutants compared to lighter fuels, leading to increased emissions of harmful substances into the atmosphere. As a result, many countries have implemented stricter regulations regarding the use of heavy-oil engines, pushing the industry towards cleaner alternatives.In response to these environmental concerns, manufacturers are investing in research and development to improve the efficiency and reduce the emissions of heavy-oil engines. Innovations such as exhaust gas cleaning systems, also known as scrubbers, have been introduced to help mitigate the impact of sulfur emissions. These systems work by removing pollutants from the exhaust gases before they are released into the atmosphere, allowing ships to continue using heavy-oil engines while adhering to environmental regulations.Moreover, the transition towards more sustainable energy sources is also influencing the future of heavy-oil engines. Many companies are exploring alternative fuels, such as liquefied natural gas (LNG) and biofuels, as potential replacements for heavy oil. These alternatives not only promise lower emissions but also align with global efforts to combat climate change. The shift towards greener technologies may eventually lead to a decline in the use of heavy-oil engines, but for now, they remain a staple in the shipping industry.In conclusion, heavy-oil engines (重油发动机) are a vital component of the maritime sector, offering cost-effective solutions for powering large vessels. While they present certain environmental challenges, ongoing innovations and regulatory measures aim to address these issues. The future of heavy-oil engines will likely involve a balance between economic efficiency and environmental responsibility, as the industry adapts to changing regulations and the demand for cleaner energy solutions.