indicated mean pressure

简明释义

平均指示压力

英英释义

例句

1.During the simulation, the indicated mean pressure (指示平均压力) values were recorded for further analysis.

在模拟过程中，记录了指示平均压力 (indicated mean pressure) 的数值以供进一步分析。

2.The indicated mean pressure (指示平均压力) was found to be lower than expected, indicating a potential leak.

发现指示平均压力 (indicated mean pressure) 低于预期，表明可能存在泄漏。

3.The engine's performance was evaluated based on the indicated mean pressure (指示平均压力) during the test run.

在测试运行期间，发动机的性能是基于指示平均压力 (indicated mean pressure) 进行评估的。

4.Monitoring the indicated mean pressure (指示平均压力) helps in diagnosing engine issues.

监测指示平均压力 (indicated mean pressure) 有助于诊断发动机问题。

5.To optimize fuel efficiency, engineers must analyze the indicated mean pressure (指示平均压力) of the combustion process.

为了优化燃油效率，工程师必须分析燃烧过程中的指示平均压力 (indicated mean pressure)。

作文

In the field of engineering, particularly in thermodynamics and mechanical systems, the term indicated mean pressure refers to a crucial parameter that helps in evaluating the performance of engines, especially internal combustion engines. The indicated mean pressure (often abbreviated as IMP) is defined as the average pressure in the combustion chamber during the power stroke of an engine cycle. It is a significant indicator of how effectively an engine converts fuel into mechanical energy. Understanding this concept is essential for engineers and designers who aim to optimize engine performance and efficiency.The calculation of indicated mean pressure involves measuring the work done during the power stroke and dividing it by the displacement volume of the engine. This metric provides insights into the engine's ability to produce power relative to its size. A higher indicated mean pressure typically suggests that the engine is more efficient at converting fuel into energy, which is desirable for performance and fuel economy.Moreover, the indicated mean pressure can be influenced by several factors, including the type of fuel used, the engine's compression ratio, and the timing of the ignition. For instance, using a higher octane fuel can increase the indicated mean pressure because it allows for a higher compression ratio without knocking. Similarly, optimizing ignition timing can ensure that the fuel-air mixture ignites at the right moment, maximizing pressure during the power stroke.In practice, engineers often use indicated mean pressure as a benchmark to compare different engine designs or configurations. By analyzing the IMP values from various tests, they can make informed decisions about which design modifications may yield better performance. Furthermore, advancements in technology have enabled more precise measurements of indicated mean pressure, allowing for more detailed analysis and optimization.Understanding indicated mean pressure is not only vital for engineers but also for those involved in automotive research and development. As the industry moves towards more sustainable practices, knowing how to manipulate and improve IMP can lead to the creation of engines that are not only powerful but also environmentally friendly. Engineers can experiment with alternative fuels, hybrid systems, and other innovations, all while keeping an eye on the indicated mean pressure to ensure that performance remains optimal.In conclusion, the concept of indicated mean pressure is fundamental in the study and application of engine mechanics. It serves as a critical measure of an engine's performance capabilities and plays a significant role in the ongoing quest for more efficient and powerful engines. As technology evolves, the importance of understanding and utilizing indicated mean pressure will only continue to grow, making it a key focus area for engineers and researchers alike.

在工程领域，特别是热力学和机械系统中，术语指示平均压力指的是一个关键参数，有助于评估发动机的性能，尤其是内燃机。指示平均压力（通常缩写为IMP）被定义为发动机循环中动力行程期间燃烧室内的平均压力。这是一个重要的指标，表明发动机将燃料转化为机械能的有效性。理解这一概念对于旨在优化发动机性能和效率的工程师和设计师至关重要。指示平均压力的计算涉及测量动力行程期间所做的功，并将其除以发动机的位移体积。这个指标提供了关于发动机相对于其尺寸产生功率能力的见解。更高的指示平均压力通常意味着发动机在将燃料转化为能量方面更有效，这对于性能和燃油经济性都是可取的。此外，指示平均压力会受到多种因素的影响，包括所用燃料的类型、发动机的压缩比以及点火时机。例如，使用更高辛烷值的燃料可以提高指示平均压力，因为它允许在不发生敲击的情况下实现更高的压缩比。同样，优化点火时机可以确保燃油-空气混合物在正确的时刻点燃，从而最大化动力行程期间的压力。在实践中，工程师通常使用指示平均压力作为比较不同发动机设计或配置的基准。通过分析各种测试中的IMP值，他们可以就哪些设计修改可能带来更好的性能做出明智的决定。此外，技术进步使得对指示平均压力进行更精确的测量成为可能，从而允许进行更详细的分析和优化。理解指示平均压力不仅对工程师至关重要，对从事汽车研发的人士也是如此。随着行业向更可持续的实践发展，了解如何操控和改善IMP可以导致创造出既强大又环保的发动机。工程师可以实验替代燃料、混合动力系统和其他创新，同时关注指示平均压力以确保性能保持最佳。总之，指示平均压力的概念在发动机机械学的研究和应用中是基础性的。它作为发动机性能能力的关键衡量标准，在不断追求更高效、更强大发动机的过程中发挥着重要作用。随着技术的演变，理解和利用指示平均压力的重要性只会继续增长，使其成为工程师和研究人员共同关注的重点领域。