electrostatic capacitance

简明释义

静电电容

英英释义

例句

1.The electrostatic capacitance of a capacitor determines how much charge it can store.

静电电容决定了电容器可以存储多少电荷。

2.In a parallel plate capacitor, the electrostatic capacitance can be increased by adding a dielectric material.

在平行板电容器中，通过添加介质材料可以增加静电电容。

3.When measuring the electrostatic capacitance, ensure that the plates are clean and free from contaminants.

测量静电电容时，确保电极板干净且没有污染物。

4.The value of electrostatic capacitance is crucial for designing efficient capacitors.

设计高效电容器时，静电电容的数值至关重要。

5.Engineers often use formulas to calculate the electrostatic capacitance of different capacitor configurations.

工程师们常常使用公式来计算不同电容器配置的静电电容。

作文

Electrostatic capacitance is a fundamental concept in the field of electrical engineering and physics. It refers to the ability of a system to store an electric charge when a voltage is applied across it. The term 'capacitance' is derived from the word 'capacity', indicating the maximum amount of electric charge that a capacitor can hold. In essence, electrostatic capacitance (电静电电容) quantifies how much charge can be stored per unit voltage. This property is crucial for various applications, including energy storage systems, signal processing, and electronic circuits.The basic unit of capacitance is the farad (F), named after the British scientist Michael Faraday. A capacitor with a capacitance of one farad can store one coulomb of charge at one volt. However, in practical applications, capacitors are often measured in microfarads (µF) or picofarads (pF), as most capacitors used in electronic devices have capacitances in these ranges.Capacitance is determined by several factors, including the physical characteristics of the capacitor itself, such as the surface area of the conductive plates, the distance between them, and the type of dielectric material used. The formula for calculating capacitance is given by:C = ε(A/d)Where C is the capacitance, ε is the permittivity of the dielectric material, A is the area of one of the plates, and d is the distance between the plates. This equation illustrates that increasing the surface area of the plates or decreasing the distance between them will result in a higher capacitance.One of the most common applications of electrostatic capacitance (电静电电容) is in capacitors, which are widely used in electronic circuits to store energy, filter signals, and smooth out fluctuations in voltage. For instance, in power supply circuits, capacitors can help stabilize voltage levels, ensuring that electronic devices operate efficiently and reliably.Moreover, electrostatic capacitance (电静电电容) plays a vital role in the development of various technologies, including touch screens and sensors. Touch screens utilize capacitive sensing technology, where the screen detects changes in capacitance caused by the presence of a finger. This allows for intuitive interaction with devices, making them user-friendly and efficient.In addition to its practical applications, understanding electrostatic capacitance (电静电电容) is essential for anyone studying electrical engineering or physics. It provides insight into how electrical systems operate and enables engineers to design more effective circuits and devices. As technology continues to advance, the importance of capacitance in various applications will only increase, making it a critical area of study.In conclusion, electrostatic capacitance (电静电电容) is a key concept that underscores much of modern electronics and electrical engineering. By understanding its principles and applications, we can better appreciate the technology that surrounds us and continue to innovate in the field of electrical systems.