electric generator

简明释义

发电机

英英释义

例句

1.We purchased a backup electric generator 电动发电机 for emergencies at home.

我们购买了一个备用的电动发电机 electric generator 用于家里的紧急情况。

2.Farmers often use an electric generator 电动发电机 to power their irrigation systems.

农民们常常使用电动发电机 electric generator 为灌溉系统供电。

3.The campsite provided an electric generator 电动发电机 for charging devices.

露营地提供了一个电动发电机 electric generator 用于充电设备。

4.The construction site used a portable electric generator 电动发电机 to operate power tools.

建筑工地使用便携式的电动发电机 electric generator 来操作电动工具。

5.During the power outage, we relied on our electric generator 电动发电机 to keep the lights on.

在停电期间，我们依靠我们的电动发电机 electric generator 来保持灯光亮起。

作文

An electric generator is a device that converts mechanical energy into electrical energy. This transformation is crucial for powering homes, industries, and various electronic devices. The principle behind an electric generator is based on electromagnetic induction, where a conductor moving through a magnetic field generates electricity. This concept was first discovered by Michael Faraday in the 19th century, and it has since revolutionized how we harness energy.In modern society, the importance of electric generators cannot be overstated. They are used in a wide array of applications, from providing backup power during outages to supplying electricity for remote locations where grid access is unavailable. For instance, construction sites often rely on portable electric generators to ensure that tools and machinery can operate without interruption.There are several types of electric generators, including AC (alternating current) and DC (direct current) generators. AC generators are commonly used in power plants because they can easily be transformed to different voltage levels, making them ideal for long-distance transmission. On the other hand, DC generators are often found in smaller applications, such as battery charging systems and in some electric vehicles.The efficiency of an electric generator is determined by its design and the energy source used to drive it. Traditional generators are often powered by fossil fuels, such as gasoline or diesel. However, with the growing concern over climate change and the depletion of natural resources, there has been a significant shift towards renewable energy sources. Wind turbines and hydroelectric plants are examples of systems that use natural forces to drive electric generators, producing clean and sustainable energy.Moreover, advancements in technology have led to the development of more efficient and environmentally friendly electric generators. Innovations such as combined-cycle gas plants, which utilize both gas and steam turbines, have improved overall efficiency and reduced emissions. Additionally, solar electric generators, commonly known as solar panels, convert sunlight directly into electricity, showcasing the versatility and potential of renewable energy technologies.The role of electric generators extends beyond just energy production; they also play a vital part in emergency preparedness. Many households invest in standby electric generators to ensure that they remain powered during severe weather events or other emergencies. These generators can automatically kick in when the main power supply fails, providing peace of mind and safety.In conclusion, the electric generator is a fundamental component of modern energy systems. Its ability to convert mechanical energy into electrical energy has enabled us to power our lives in countless ways. As we move towards a more sustainable future, the evolution of electric generators will continue to play a crucial role in how we generate and consume energy. Understanding the functionality and importance of these devices is essential for anyone interested in energy production and management. The ongoing advancements in this field promise a cleaner, more efficient future powered by innovative electric generators.

电动发电机是一种将机械能转化为电能的设备。这种转化对于为家庭、工业和各种电子设备供电至关重要。电动发电机的原理基于电磁感应，即导体在磁场中运动时会产生电力。这个概念最早是由迈克尔·法拉第在19世纪发现的，它自此彻底改变了我们获取能量的方式。在现代社会，电动发电机的重要性不容小觑。它们被广泛应用于各种场合，从停电时提供备用电源到为远离电网的偏远地区供电。例如，建筑工地通常依赖便携式电动发电机，以确保工具和机械能够不间断地运行。电动发电机有几种类型，包括交流（AC）和直流（DC）发电机。由于交流发电机可以轻松转换为不同的电压水平，使其非常适合长距离传输，因此在发电厂中被广泛使用。另一方面，直流发电机通常用于较小的应用，例如电池充电系统和某些电动车辆。电动发电机的效率取决于其设计和驱动它的能源。传统发电机通常由化石燃料（如汽油或柴油）驱动。然而，随着人们对气候变化和自然资源枯竭的日益关注，越来越多的可再生能源的使用开始得到重视。风力涡轮机和水电站就是利用自然力量驱动电动发电机的示例，生产清洁和可持续的能源。此外，技术的进步导致了更高效和环保的电动发电机的发展。诸如联合循环燃气电厂等创新，利用燃气和蒸汽涡轮机，提高了整体效率并减少了排放。此外，太阳能电动发电机，通常称为太阳能电池板，直接将阳光转化为电力，展示了可再生能源技术的多样性和潜力。电动发电机的作用不仅限于能源生产；它们在应急准备中也发挥着至关重要的作用。许多家庭投资于备用电动发电机，以确保在恶劣天气事件或其他紧急情况下保持供电。这些发电机可以在主电源故障时自动启动，提供安心和安全。总之，电动发电机是现代能源系统的基本组成部分。它将机械能转化为电能的能力使我们能够以无数种方式为生活供电。随着我们向更加可持续的未来迈进，电动发电机的演变将继续在我们如何生成和消费能源方面发挥关键作用。理解这些设备的功能和重要性对于任何对能源生产和管理感兴趣的人来说都是至关重要的。该领域的持续进步承诺将由创新的电动发电机提供一个更清洁、更高效的未来。