gross cycle efficiency

简明释义

总循环效率

英英释义

例句

1.Engineers are constantly looking for ways to improve the gross cycle efficiency 总循环效率 of industrial boilers.

工程师们不断寻找提高工业锅炉的总循环效率的方法。

2.To achieve optimal performance, it is essential to monitor the gross cycle efficiency 总循环效率 regularly.

为了达到最佳性能，定期监测总循环效率是必不可少的。

3.In combined cycle power plants, the gross cycle efficiency 总循环效率 can exceed 60%.

在联合循环发电厂中，总循环效率可以超过60%。

4.The power plant's design aimed to maximize the gross cycle efficiency 总循环效率 by incorporating advanced turbine technology.

该电厂的设计旨在通过采用先进的涡轮技术来最大化总循环效率。

5.A higher gross cycle efficiency 总循环效率 indicates that more energy is being converted into useful work.

更高的总循环效率意味着更多的能量被转化为有用的工作。

作文

Understanding the concept of gross cycle efficiency is crucial for anyone involved in energy systems and engineering. In essence, gross cycle efficiency refers to the ratio of useful work output from a thermodynamic cycle to the total heat input into that cycle. This concept is particularly important in the fields of power generation and mechanical engineering, where maximizing efficiency can lead to significant reductions in fuel consumption and operational costs.To illustrate the significance of gross cycle efficiency, let us consider a simple steam power plant. In such a plant, water is heated to produce steam, which then expands through a turbine to generate electricity. The heat energy supplied to the boiler is the total heat input, while the energy produced by the turbine represents the useful work output. The gross cycle efficiency can be calculated by dividing the work output by the heat input, providing a clear indicator of how effectively the plant converts thermal energy into electrical energy.One of the main factors that influence gross cycle efficiency is the temperature difference between the heat source and the heat sink. According to the second law of thermodynamics, the greater the temperature difference, the higher the potential efficiency of the cycle. This principle is why many modern power plants operate at high temperatures and pressures, allowing them to achieve higher gross cycle efficiency values compared to older plants.Moreover, advancements in technology have led to the development of combined cycle power plants, which further enhance gross cycle efficiency. These plants utilize both gas and steam turbines to maximize energy extraction from the fuel. The waste heat from the gas turbine is used to generate steam for the steam turbine, effectively utilizing energy that would otherwise be lost. As a result, combined cycle plants can achieve gross cycle efficiency levels exceeding 60%, a significant improvement over traditional single-cycle plants.In addition to power generation, gross cycle efficiency is also a critical factor in the design and operation of refrigeration cycles, internal combustion engines, and various industrial processes. Engineers strive to improve gross cycle efficiency through various methods, including optimizing component designs, improving heat exchangers, and utilizing advanced materials that can withstand higher temperatures and pressures.Ultimately, understanding and improving gross cycle efficiency is essential not only for enhancing performance but also for reducing environmental impacts. Higher efficiency means less fuel consumption, which translates to lower greenhouse gas emissions. As society moves towards more sustainable energy solutions, the focus on maximizing gross cycle efficiency will continue to grow.In conclusion, gross cycle efficiency is a pivotal concept in the realm of energy systems and engineering. It quantifies how well a thermodynamic cycle converts heat into useful work, serving as a benchmark for performance improvement. Through technological advancements and a deeper understanding of thermodynamic principles, the pursuit of higher gross cycle efficiency will play a vital role in shaping the future of energy production and consumption. By prioritizing efficiency, we can achieve not only economic benefits but also contribute to a more sustainable world.

理解总循环效率的概念对于任何参与能源系统和工程的人来说都是至关重要的。实际上，总循环效率是指热力学循环中有用功输出与该循环总热输入的比率。这个概念在发电和机械工程领域特别重要，因为最大化效率可以显著减少燃料消耗和运营成本。为了说明总循环效率的重要性，让我们考虑一个简单的蒸汽发电厂。在这样的工厂中，水被加热以产生蒸汽，然后通过涡轮机膨胀以发电。提供给锅炉的热能是总热输入，而涡轮机产生的能量则代表有用功输出。通过将功输出除以热输入，可以计算出总循环效率，这为电厂将热能转化为电能的有效性提供了明确的指标。影响总循环效率的主要因素之一是热源和热汇之间的温差。根据热力学第二定律，温差越大，循环的潜在效率就越高。这就是为什么许多现代发电厂在高温和高压下运行，使它们能够实现比旧电厂更高的总循环效率值的原因。此外，技术的进步导致了联合循环发电厂的发展，进一步提高了总循环效率。这些工厂利用燃气和蒸汽涡轮机来最大化从燃料中提取的能量。燃气涡轮机的废热被用于产生蒸汽供蒸汽涡轮机使用，从而有效地利用本来会损失的能量。因此，联合循环厂的总循环效率水平可超过60%，相比传统单循环厂有了显著改善。除了发电，总循环效率在制冷循环、内燃机和各种工业过程的设计和操作中也是一个关键因素。工程师们通过优化组件设计、改进热交换器以及采用能够承受更高温度和压力的先进材料来努力提高总循环效率。最终，理解和提高总循环效率不仅对提升性能至关重要，而且对减少环境影响也至关重要。更高的效率意味着更少的燃料消耗，这转化为更低的温室气体排放。随着社会向更可持续的能源解决方案迈进，最大化总循环效率的关注将继续增加。总之，总循环效率是能源系统和工程领域的一个关键概念。它量化了热力学循环将热能转化为有用功的效果，作为性能改进的基准。通过技术进步和对热力学原理的更深入理解，追求更高的总循环效率将在塑造未来能源生产和消费中发挥重要作用。通过优先考虑效率，我们不仅可以获得经济利益，还可以为更可持续的世界做出贡献。