direct injection engine

简明释义

直接喷射式发动机

英英释义

例句

1.The direct injection engine in my car reduces emissions significantly.

我车上的直喷发动机显著减少了排放。

2.When tuning a direct injection engine, it's important to monitor fuel ratios.

调校直喷发动机时，监测燃油比是非常重要的。

3.A direct injection engine can provide more power while using less fuel.

一台直喷发动机可以在使用更少燃油的情况下提供更多动力。

4.The new sports car features a powerful direct injection engine.

这款新跑车配备了一台强大的直喷发动机。

5.Many manufacturers are adopting direct injection engines for better fuel efficiency.

许多制造商正在采用直喷发动机以提高燃油效率。

作文

The automotive industry has undergone significant transformations over the past few decades, particularly with advancements in engine technology. One of the most notable innovations is the introduction of the direct injection engine (直喷发动机), which has revolutionized the way fuel is delivered to the combustion chamber. This technology offers numerous advantages over traditional fuel injection systems, making it a popular choice among manufacturers and consumers alike.To understand the significance of a direct injection engine (直喷发动机), we must first explore how it differs from conventional engines. In traditional fuel injection systems, fuel is mixed with air before entering the combustion chamber. This process can lead to inefficiencies, as not all fuel is burned completely, resulting in wasted energy and increased emissions. In contrast, a direct injection engine (直喷发动机) injects fuel directly into the combustion chamber at high pressure. This allows for a more precise fuel-air mixture, leading to improved combustion efficiency.The benefits of a direct injection engine (直喷发动机) are manifold. Firstly, it enhances fuel efficiency, allowing vehicles to achieve better mileage. This is particularly important in today’s world, where environmental concerns and rising fuel prices are at the forefront of consumer minds. By optimizing the combustion process, a direct injection engine (直喷发动机) can reduce fuel consumption, which not only saves money for drivers but also decreases the overall carbon footprint of the vehicle.Moreover, a direct injection engine (直喷发动机) provides increased power output compared to traditional engines. The ability to inject fuel directly into the combustion chamber allows for a more controlled and efficient burn, resulting in greater horsepower and torque. This is especially beneficial for performance-oriented vehicles, where power and responsiveness are key factors in the driving experience.However, the implementation of direct injection engines (直喷发动机) is not without its challenges. One of the main concerns is the potential for carbon buildup on the intake valves. Unlike traditional systems that utilize port fuel injection, direct injection engines (直喷发动机) do not wash the intake valves with fuel, leading to deposits that can affect engine performance over time. Manufacturers have been working on solutions to this issue, including the use of additives and periodic maintenance procedures to keep the engine clean.In addition to performance benefits, direct injection engines (直喷发动机) also contribute to reduced emissions. By achieving a more complete combustion of fuel, these engines produce fewer harmful pollutants, such as nitrogen oxides and particulate matter. This aligns with global efforts to meet stricter emissions regulations and promote cleaner transportation options.In conclusion, the advent of the direct injection engine (直喷发动机) marks a significant milestone in automotive engineering. Its ability to enhance fuel efficiency, increase power output, and reduce emissions makes it an attractive option for modern vehicles. As technology continues to evolve, it is likely that we will see further advancements in engine design, potentially overcoming current challenges associated with direct injection engines (直喷发动机). Ultimately, this innovation not only benefits consumers but also plays a crucial role in creating a more sustainable future for transportation.

汽车工业在过去几十年中经历了显著的变革，尤其是在发动机技术方面。其中一个最显著的创新是引入了直喷发动机（direct injection engine），这彻底改变了燃料送入燃烧室的方式。这项技术相比传统的燃油喷射系统提供了许多优势，使其成为制造商和消费者的热门选择。要理解直喷发动机（direct injection engine）的重要性，我们首先必须了解它与传统发动机的不同。在传统的燃油喷射系统中，燃料在进入燃烧室之前与空气混合。这个过程可能导致效率低下，因为并非所有的燃料都被完全燃烧，从而导致能源浪费和排放增加。相比之下，直喷发动机（direct injection engine）以高压将燃料直接喷入燃烧室。这允许更精确的燃油-空气混合，从而提高了燃烧效率。直喷发动机（direct injection engine）的好处是多方面的。首先，它提高了燃油效率，使车辆能够实现更好的里程。这在当今世界尤为重要，因为环境问题和不断上涨的燃料价格是消费者关注的焦点。通过优化燃烧过程，直喷发动机（direct injection engine）可以减少燃料消耗，这不仅为驾驶者节省了金钱，还减少了车辆的整体碳足迹。此外，直喷发动机（direct injection engine）相比传统发动机提供了更高的功率输出。直接将燃料喷入燃烧室的能力使得燃烧更加可控和高效，从而产生更大的马力和扭矩。这对于以性能为导向的车辆尤其有利，因为动力和响应性是驾驶体验中的关键因素。然而，直喷发动机（direct injection engine）的实施并非没有挑战。主要的担忧之一是进气阀上可能出现的碳沉积。与使用端口燃油喷射的传统系统不同，直喷发动机（direct injection engine）不会用燃料冲洗进气阀，导致随着时间的推移，沉积物可能影响发动机性能。制造商一直在寻找解决方案，包括使用添加剂和定期维护程序来保持发动机清洁。除了性能优势之外，直喷发动机（direct injection engine）还有助于减少排放。通过实现更完全的燃料燃烧，这些发动机产生的有害污染物，如氮氧化物和颗粒物较少。这与全球努力满足更严格的排放法规和促进清洁交通选项的目标一致。总之，直喷发动机（direct injection engine）的出现标志着汽车工程的一个重要里程碑。其提高燃油效率、增加功率输出和减少排放的能力使其成为现代车辆的一个有吸引力的选择。随着技术的不断发展，我们很可能会看到发动机设计的进一步进步，可能克服与直喷发动机（direct injection engine）相关的当前挑战。最终，这一创新不仅使消费者受益，而且在为交通运输创造更可持续的未来中发挥了至关重要的作用。