active electric circuit

简明释义

有源电路

英英释义

例句

1.An active electric circuit can cause electrical shocks if not handled carefully.

活跃电路如果处理不当可能会导致电击。

2.When testing an active electric circuit, always use appropriate safety gear.

测试活跃电路时，请始终使用适当的安全装备。

3.The engineer designed a new active electric circuit for the prototype.

工程师为原型设计了一个新的活跃电路。

4.The technician checked the active electric circuit to ensure it was functioning properly.

技术人员检查了活跃电路以确保其正常工作。

5.During the demonstration, the active electric circuit illuminated the LED lights.

在演示过程中，活跃电路点亮了LED灯。

作文

An active electric circuit is a fundamental concept in the field of electronics and electrical engineering. It refers to a circuit that has a source of energy, such as a battery or a power supply, which actively drives the flow of electric current through the components within the circuit. Understanding the characteristics and behaviors of an active electric circuit is crucial for anyone involved in designing or working with electronic devices.In contrast to passive circuits, which do not have a power source and instead rely on external energy sources, active electric circuits can amplify signals, switch currents, and perform complex operations. This ability makes them essential for various applications, including audio amplification, radio transmission, and digital computing.One of the primary components of an active electric circuit is the active device, such as a transistor or an operational amplifier. These devices are capable of controlling the flow of electricity and can be used to increase the signal strength. For instance, in audio equipment, transistors are used to amplify sound signals, allowing for clearer and louder audio output.Moreover, active electric circuits often include feedback mechanisms that enable them to adjust their output based on the input they receive. This feedback can stabilize the circuit and improve its performance, making it more efficient and reliable. For example, in a closed-loop system, the output is continuously monitored and compared to a desired reference value, allowing the circuit to make necessary adjustments automatically.The design of an active electric circuit requires careful consideration of various factors, including the choice of components, the configuration of the circuit layout, and the intended application. Engineers must ensure that the circuit can handle the required voltage and current levels while minimizing losses due to heat and other inefficiencies.Testing and troubleshooting active electric circuits are also vital parts of the engineering process. By using tools like oscilloscopes and multimeters, engineers can analyze the circuit's behavior and identify potential issues. This step is essential for ensuring that the circuit operates as intended and meets safety standards.In conclusion, an active electric circuit plays a pivotal role in modern technology. Its ability to manipulate electric current allows for the development of sophisticated electronic systems that enhance our daily lives. From simple household appliances to complex computer systems, understanding how active electric circuits function is essential for anyone looking to enter the field of electronics. As technology continues to advance, the importance of mastering the principles behind active electric circuits will only grow, paving the way for innovative solutions and applications in the future.

主动电路是电子学和电气工程领域中的一个基本概念。它指的是一个具有能量源的电路，例如电池或电源，这些能量源主动驱动电流通过电路内的元件。理解主动电路的特征和行为对于任何设计或使用电子设备的人来说都是至关重要的。与被动电路不同，被动电路没有电源，而是依赖外部能源，主动电路可以放大信号、切换电流并执行复杂的操作。这种能力使它们在各种应用中必不可少，包括音频放大、无线电传输和数字计算。主动电路的主要组成部分之一是有源元件，例如晶体管或运算放大器。这些元件能够控制电流的流动，并可用于增强信号强度。例如，在音频设备中，晶体管用于放大声音信号，使音频输出更清晰、更响亮。此外，主动电路通常包括反馈机制，使其能够根据接收到的输入调整输出。这种反馈可以稳定电路并提高其性能，使其更加高效和可靠。例如，在闭环系统中，输出会持续监测并与期望的参考值进行比较，从而使电路能够自动进行必要的调整。主动电路的设计需要仔细考虑各种因素，包括元件的选择、电路布局的配置以及预期的应用。工程师必须确保电路能够处理所需的电压和电流水平，同时尽量减少由于热量和其他低效造成的损失。测试和故障排除主动电路也是工程过程的重要部分。通过使用示波器和万用表等工具，工程师可以分析电路的行为并识别潜在问题。这一步对于确保电路按预期操作并符合安全标准至关重要。总之，主动电路在现代技术中发挥着关键作用。它操控电流的能力使得开发复杂的电子系统成为可能，从而提升了我们的日常生活。从简单的家用电器到复杂的计算机系统，理解主动电路的功能对于任何希望进入电子领域的人来说都是必不可少的。随着技术的不断进步，掌握主动电路背后的原理的重要性只会增加，为未来的创新解决方案和应用铺平道路。