power efficiency

简明释义

功率系数

英英释义

例句

1.The latest gaming console is designed with power efficiency 能效 in mind, reducing energy consumption during gameplay.

最新的游戏机在设计时考虑了能效 power efficiency，减少了游戏过程中的能耗。

2.Investing in solar panels can significantly increase your home's power efficiency 能效.

投资太阳能电池板可以显著提高您家中的能效 power efficiency。

3.Our company aims to enhance power efficiency 能效 in all our manufacturing processes.

我们公司旨在提高所有制造过程中的能效 power efficiency。

4.The new model of the electric car boasts improved power efficiency 能效 compared to its predecessor.

这款新款电动车的能效 power efficiency相比于前一代有了显著提升。

5.Regular maintenance can help maintain the power efficiency 能效 of your HVAC system.

定期维护可以帮助保持您暖通空调系统的能效 power efficiency。

作文

In today's world, where energy consumption is a pressing concern, the concept of power efficiency (能效) has become increasingly important. As we strive to reduce our carbon footprint and combat climate change, understanding and improving power efficiency is essential for both individuals and industries alike. Power efficiency refers to the ratio of useful output of energy to the total input energy, indicating how effectively energy is utilized in a system or device. Higher power efficiency means less wasted energy, which not only saves costs but also benefits the environment.One of the most significant areas where power efficiency plays a crucial role is in electrical appliances. For instance, when purchasing a refrigerator, consumers often look for the Energy Star label, which signifies that the appliance meets certain power efficiency standards. This label helps buyers make informed decisions, ensuring they choose products that consume less electricity while providing the same level of performance. By selecting energy-efficient appliances, households can significantly reduce their energy bills and minimize their environmental impact.In addition to household appliances, power efficiency is vital in industrial processes. Factories and manufacturing plants are among the largest consumers of energy, and optimizing power efficiency within these operations can lead to substantial cost savings. For example, upgrading machinery to more efficient models or implementing energy management systems can reduce energy consumption by a remarkable percentage. This not only lowers operational costs but also enhances productivity as machines run more smoothly and require less maintenance.Moreover, the transportation sector is another area where power efficiency is critical. With the rise of electric vehicles (EVs), understanding power efficiency becomes even more relevant. EVs are designed to convert a higher percentage of electrical energy from the grid to power at the wheels compared to traditional gasoline vehicles. This improved power efficiency translates to lower emissions and reduced dependency on fossil fuels. As more consumers shift towards electric vehicles, the demand for power efficiency in transportation will continue to grow.Governments around the world have also recognized the importance of power efficiency and are implementing policies to promote energy conservation. Incentives such as tax rebates for energy-efficient home upgrades or subsidies for businesses that invest in power efficiency technologies are becoming increasingly common. These initiatives not only encourage individuals and companies to adopt more efficient practices but also contribute to national energy goals and sustainability efforts.In conclusion, power efficiency (能效) is a fundamental aspect of modern energy use that affects various sectors, from residential to industrial and transportation. Understanding its significance enables us to make better choices that lead to economic savings and environmental protection. As we move forward, prioritizing power efficiency will be essential in creating a sustainable future for generations to come. By embracing energy-efficient practices and technologies, we can collectively work towards a greener planet while enjoying the benefits of lower energy costs and enhanced performance in our daily lives.

在当今世界，能源消耗是一个紧迫的问题，能效（power efficiency）的概念变得越来越重要。在我们努力减少碳足迹和应对气候变化的过程中，理解和改善能效对个人和工业都至关重要。能效是指有用输出能量与总输入能量的比率，表明系统或设备中能量的有效利用程度。更高的能效意味着更少的能量浪费，这不仅节省成本，还对环境有利。能效发挥关键作用的最重要领域之一是电器。例如，在购买冰箱时，消费者通常会寻找能源之星标签，这表明该电器符合某些能效标准。这个标签帮助买家做出明智的决定，确保他们选择的产品在提供相同性能水平的同时消耗较少的电力。通过选择节能电器，家庭可以显著降低能源账单并减少对环境的影响。除了家用电器，能效在工业过程中也至关重要。工厂和制造厂是最大的能源消费者之一，优化能效可以带来可观的成本节省。例如，升级机器到更高效的型号或实施能源管理系统，可以显著减少能源消耗。这不仅降低了运营成本，还提高了生产力，因为机器运行更加顺畅，维护需求更少。此外，交通运输部门也是能效至关重要的领域。随着电动汽车（EV）的兴起，理解能效变得更加相关。电动汽车旨在将来自电网的电能转化为车轮动力的比例高于传统汽油汽车。这种改进的能效转化为更低的排放和对化石燃料的减少依赖。随着越来越多的消费者转向电动汽车，对交通运输领域能效的需求将继续增长。世界各国政府也认识到能效的重要性，并正在实施政策以促进节能。例如，针对节能家居升级的税收减免或对投资于能效技术的企业的补贴变得越来越普遍。这些举措不仅鼓励个人和公司采用更高效的做法，还有助于国家能源目标和可持续发展努力。总之，能效（power efficiency）是现代能源使用的基本方面，影响着从住宅到工业和交通的各个部门。理解其重要性使我们能够做出更好的选择，从而实现经济节省和环境保护。随着我们向前发展，优先考虑能效对于为后代创造可持续的未来至关重要。通过拥抱节能实践和技术，我们可以共同努力实现一个更绿色的星球，同时享受日常生活中更低的能源成本和更高的性能带来的好处。