effective thermal efficiency

简明释义

有效热效率

英英释义

例句

1.The power plant achieved an effective thermal efficiency of 90%, indicating its high performance in converting fuel into electricity.

该发电厂实现了90%的有效热效率，表明其在将燃料转化为电能方面的高效能。

2.Engineers are researching new materials that can enhance the effective thermal efficiency of solar panels.

工程师们正在研究新材料，以提高太阳能电池板的有效热效率。

3.By optimizing the combustion process, we can significantly increase the effective thermal efficiency of our furnaces.

通过优化燃烧过程，我们可以显著提高我们炉子的有效热效率。

4.To improve the effective thermal efficiency of the boiler, we need to reduce heat losses during operation.

为了提高锅炉的有效热效率，我们需要减少运行过程中的热损失。

5.The effective thermal efficiency of this HVAC system is critical for reducing energy consumption in commercial buildings.

该暖通空调系统的有效热效率对于减少商业建筑的能源消耗至关重要。

作文

Effective thermal efficiency is a crucial concept in the field of thermodynamics and energy engineering. It refers to the ratio of useful work output or energy produced by a system to the total energy input, taking into account various losses that occur during the energy conversion process. In simpler terms, it measures how well a system converts the energy it consumes into useful work. This concept is particularly important in the design and analysis of engines, power plants, and heating systems, where maximizing energy utilization is essential for performance and sustainability.To better understand effective thermal efficiency (有效热效率), let’s consider a practical example. Imagine a car engine that burns fuel to produce mechanical energy. The fuel contains a certain amount of energy, but not all of it is converted into motion. Some energy is lost as heat due to friction, exhaust gases, and other inefficiencies. The effective thermal efficiency of the engine would be calculated by dividing the useful mechanical energy produced by the total energy content of the fuel consumed. A higher effective thermal efficiency indicates that the engine is better at converting fuel into motion, which means less fuel consumption and reduced emissions.In industrial applications, effective thermal efficiency plays a vital role in assessing the performance of boilers and furnaces. For instance, in a boiler system, the goal is to convert as much of the fuel's energy into steam for heating purposes. However, heat loss through flue gases, radiation, and conduction can significantly reduce the system's overall efficiency. By optimizing the design and operation of the boiler, engineers aim to improve its effective thermal efficiency, thereby reducing fuel costs and minimizing environmental impact.Moreover, the concept of effective thermal efficiency is not limited to traditional energy systems. It is also applicable in renewable energy technologies, such as solar panels and wind turbines. For solar panels, the effective thermal efficiency can be influenced by factors such as temperature, angle of sunlight, and the materials used in the panels. Understanding and improving this efficiency can lead to more effective energy generation from renewable sources.Furthermore, the quest for higher effective thermal efficiency drives innovation in technology. Researchers are constantly exploring new materials and designs that can withstand higher temperatures and pressures, which can enhance the efficiency of energy conversion systems. For example, advanced gas turbines and combined cycle power plants are designed to achieve high effective thermal efficiency by utilizing waste heat to generate additional power.In conclusion, effective thermal efficiency (有效热效率) is a fundamental parameter that influences the performance and sustainability of energy systems. By understanding how to maximize this efficiency, we can make significant strides towards reducing energy consumption and mitigating the impacts of climate change. As we continue to face global energy challenges, the importance of improving effective thermal efficiency in all types of energy systems cannot be overstated. It is a key factor in achieving a more sustainable future, where energy resources are used more wisely and responsibly.