total heating value

简明释义

总热值

英英释义

例句

1.The total heating value of biomass can vary significantly depending on its moisture content.

生物质的总热值可能会因其含水量而显著不同。

2.When calculating energy efficiency, it's important to consider the total heating value of the fuel used.

在计算能源效率时，考虑所用燃料的总热值是很重要的。

3.Engineers must measure the total heating value of fuels to optimize combustion processes.

工程师必须测量燃料的总热值以优化燃烧过程。

4.The total heating value of a fuel affects the design of heating systems in residential buildings.

燃料的总热值影响住宅建筑供暖系统的设计。

5.The total heating value of natural gas is often higher than that of coal, making it a preferred choice for many power plants.

天然气的总热值通常高于煤炭，使其成为许多发电厂的首选。

作文

The concept of total heating value is crucial in the field of energy production and consumption. It refers to the amount of energy released when a specific quantity of fuel is completely combusted. This measurement is essential for engineers and scientists as it helps them evaluate the efficiency of different fuels and their suitability for various applications. The total heating value can be categorized into two types: higher heating value (HHV) and lower heating value (LHV). The HHV includes the total energy content, including the latent heat of vaporization of water, while the LHV excludes this energy. Understanding the total heating value allows for better comparison between fuels. For instance, natural gas has a high total heating value, making it an efficient option for heating and electricity generation. In contrast, coal has a lower total heating value, which means that more coal needs to be burned to produce the same amount of energy as natural gas. This difference in energy content not only affects economic factors but also has significant environmental implications. Fuels with higher total heating values generally produce less carbon dioxide per unit of energy generated, which is a critical consideration in today’s climate-conscious world.When designing energy systems, engineers must consider the total heating value of the fuels they plan to use. This measurement influences the design of combustion systems, boilers, and engines. For example, if a power plant uses a fuel with a low total heating value, it may require larger equipment or more frequent fuel deliveries to meet energy demands. Additionally, understanding the total heating value helps in optimizing combustion processes to ensure complete fuel utilization, which minimizes waste and maximizes energy output.The total heating value is also important in the context of renewable energy sources. Biomass, for instance, has a variable total heating value depending on its composition and moisture content. By analyzing the total heating value of different biomass materials, researchers can determine the most efficient feedstocks for energy production. This analysis is vital for the development of sustainable energy solutions that can replace fossil fuels.In conclusion, the total heating value is a fundamental concept in energy science that impacts various aspects of energy production, from fuel selection to system design and environmental considerations. As the world continues to seek cleaner and more efficient energy sources, understanding the total heating value will remain a key factor in advancing these goals. Through research and innovation, we can harness the full potential of various fuels while minimizing their environmental impact, paving the way for a sustainable energy future.

“总热值”这一概念在能源生产和消费领域至关重要。它指的是当特定数量的燃料完全燃烧时释放的能量。这个测量对于工程师和科学家来说至关重要，因为它帮助他们评估不同燃料的效率及其在各种应用中的适用性。“总热值”可以分为两种类型：高热值（HHV）和低热值（LHV）。HHV包括总能量含量，包括水的汽化潜热，而LHV则不包括这一能量。理解“总热值”可以更好地比较燃料。例如，天然气的“总热值”较高，使其成为供暖和发电的高效选择。相比之下，煤的“总热值”较低，这意味着需要燃烧更多的煤才能产生与天然气相同的能量。这种能量含量的差异不仅影响经济因素，还对环境产生重大影响。具有较高“总热值”的燃料通常每单位产生的二氧化碳较少，这是当今气候意识世界中一个关键考虑因素。在设计能源系统时，工程师必须考虑他们计划使用的燃料的“总热值”。这一测量影响燃烧系统、锅炉和发动机的设计。例如，如果一个发电厂使用“总热值”较低的燃料，它可能需要更大的设备或更频繁的燃料供应来满足能源需求。此外，理解“总热值”有助于优化燃烧过程，以确保完全利用燃料，从而最小化废物并最大化能量输出。“总热值”在可再生能源来源的背景下也很重要。例如，生物质的“总热值”因其成分和水分含量而异。通过分析不同生物质材料的“总热值”，研究人员可以确定最有效的能源生产原料。这一分析对于开发能够替代化石燃料的可持续能源解决方案至关重要。总之，“总热值”是能源科学中的一个基本概念，影响着从燃料选择到系统设计和环境考虑的各个方面。随着世界继续寻求更清洁、更高效的能源来源，理解“总热值”将仍然是推动这些目标的关键因素。通过研究和创新，我们可以充分利用各种燃料的潜力，同时最小化其对环境的影响，为可持续的能源未来铺平道路。