delayed combustion

简明释义

延迟燃烧

英英释义

例句

1.The engine's performance improved significantly after we addressed the issue of delayed combustion.

在我们解决了延迟燃烧的问题后，发动机的性能显著提高。

2.To optimize performance, we need to adjust the timing to prevent delayed combustion.

为了优化性能，我们需要调整时机以防止延迟燃烧。

3.In high-altitude conditions, delayed combustion can lead to inefficient fuel usage.

在高海拔条件下，延迟燃烧可能导致燃料使用效率低下。

4.The technician explained that delayed combustion could cause knocking in the engine.

技术人员解释说，延迟燃烧可能导致发动机敲击声。

5.The research showed that delayed combustion is a common issue in older vehicles.

研究表明，延迟燃烧是老旧车辆中的一个常见问题。

作文

In the world of engineering and thermodynamics, the term delayed combustion refers to a phenomenon where the ignition of a fuel-air mixture occurs later than expected. This delay can lead to various consequences in engines and combustion systems, affecting efficiency, performance, and emissions. Understanding delayed combustion is crucial for engineers and scientists who aim to optimize combustion processes and reduce harmful emissions. To grasp the concept of delayed combustion, it is essential to recognize the typical combustion process. In an ideal scenario, when a fuel is injected into an engine, it mixes with air and ignites immediately upon reaching the combustion chamber. This immediate ignition allows for a smooth and efficient power output. However, if there is a delay in this ignition process, it can lead to incomplete combustion, resulting in wasted fuel and increased emissions.One of the primary causes of delayed combustion is the temperature and pressure conditions within the combustion chamber. If the temperature is too low or the pressure is not optimal, the fuel may not ignite as quickly as it should. Additionally, the chemical properties of the fuel itself play a significant role. Fuels with high ignition delays can cause issues in engines, leading to knocking or pinging sounds that indicate improper combustion.Another important aspect of delayed combustion is its impact on engine performance. When ignition is delayed, it can lead to a loss of power and efficiency. The engine may struggle to maintain optimal performance levels, which can be frustrating for drivers and detrimental to the overall lifespan of the vehicle. Engineers must carefully design combustion systems to minimize these delays, ensuring that ignition occurs at the right moment for maximum efficiency.Moreover, delayed combustion can also have environmental implications. Incomplete combustion due to delays results in the production of unburned hydrocarbons and other pollutants that contribute to air quality issues. As society becomes more aware of environmental concerns, the need to address delayed combustion has become increasingly important. Researchers are actively exploring new technologies and fuel formulations that can help mitigate this issue, leading to cleaner combustion processes.In conclusion, delayed combustion is a critical concept in the field of combustion engineering. It affects not only the performance and efficiency of engines but also has significant environmental implications. By understanding the factors that contribute to delayed combustion and working towards solutions, engineers can develop better combustion systems that meet the demands of modern society while minimizing their environmental impact. As we continue to advance in technology, addressing delayed combustion will be essential for creating sustainable energy solutions and improving air quality for future generations.

在工程和热力学的世界中，术语延迟燃烧指的是燃料-空气混合物的点火发生在预期之后的现象。这种延迟可能导致发动机和燃烧系统中的各种后果，影响效率、性能和排放。理解延迟燃烧对旨在优化燃烧过程和减少有害排放的工程师和科学家至关重要。要掌握延迟燃烧的概念，首先需要认识到典型的燃烧过程。在理想情况下，当燃料被注入发动机时，它与空气混合，并在到达燃烧室时立即点燃。这种即时点燃允许平稳高效的功率输出。然而，如果点燃过程出现延迟，可能会导致不完全燃烧，造成燃料浪费和排放增加。导致延迟燃烧的主要原因之一是燃烧室内的温度和压力条件。如果温度过低或压力不理想，燃料可能无法如预期那样快速点燃。此外，燃料本身的化学性质也起着重要作用。具有高点燃延迟的燃料可能会在发动机中引起问题，导致敲击或嗡嗡声，这表明燃烧不当。延迟燃烧的另一个重要方面是其对发动机性能的影响。当点燃延迟时，可能导致动力和效率的损失。发动机可能难以维持最佳性能水平，这对驾驶者来说可能是令人沮丧的，并且对车辆的整体寿命是有害的。工程师必须仔细设计燃烧系统，以最小化这些延迟，确保点燃在正确的时刻发生，以实现最大效率。此外，延迟燃烧还可能对环境产生影响。由于延迟导致的不完全燃烧会产生未燃烧的碳氢化合物和其他污染物，这些污染物会加剧空气质量问题。随着社会越来越关注环境问题，解决延迟燃烧的必要性变得越来越重要。研究人员正在积极探索新技术和燃料配方，以帮助缓解这一问题，从而导致更清洁的燃烧过程。总之，延迟燃烧是燃烧工程领域的一个关键概念。它不仅影响发动机的性能和效率，而且具有重大的环境影响。通过理解导致延迟燃烧的因素并努力寻找解决方案，工程师可以开发出更好的燃烧系统，以满足现代社会的需求，同时尽量减少对环境的影响。随着我们在技术上的不断进步，解决延迟燃烧将对创造可持续能源解决方案和改善未来几代人的空气质量至关重要。