基于污染层电导率估计的电压阻塞泄漏电流建模
Arian Hoseini Nejadiyan Kooshki1, Seyydmeysam Seyyedbarzegar2
1Faculty of Electrical Engineering, Shahrood University of Technology, Shahrood, Iran.
Scientific reports
|November 28, 2025
概括
这项研究提出了一种新型的人工智能方法,用于准确地模拟金属氧化物冲压阻断器 (MOSA) 的表面泄漏电流. 该方法估计了受污染层的电导率,使得在各种环境条件下能够准确建模.
科学领域:
- 电气工程 电气工程
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
背景情况:
- 金属氧化物冲压阻断器 (MOSA) 的表面泄漏电流 (LC) 受环境因素的显著影响.
- 准确的MOSA LC建模对于可靠的性能和作为广泛实验室测试的替代方案至关重要.
研究的目的:
- 通过估计受污染层的电导率 (EC),开发一种用于建模MOSA表面LC的新方法.
- 在不同的环境条件下准确预测MOSA LC.
主要方法:
- 利用人工智能 (AI) 来估计抗冲压器上的污染层的EC.
- 研究了均/不均污染,湿度,污染强度和电压的影响.
- 使用的有限元法 (FEM) 软件用于使用估计的EC.
主要成果:
- 基于AI的方法准确地估计了受污染层的EC,通过平均平方误差 (MSE) 和确定系数进行验证.
- 结合估计的EC,FEM模型有效评估了影响总MOSALC的内部和外部电流.
- 拟议的模型证明了估计EC和建模LC的能力,并将其推广到没有先前实验室数据的条件.
结论:
- 开发的人工智能驱动方法为在各种环境条件下对MOSA表面LC建模提供了高度准确的方法.
- 这种技术为预测MOSA性能提供了实验室测试的可靠替代方案.
- 该研究强调了将该模型推广到新场景的潜力,提高了冲压阻断器的可靠性.
相关概念视频
Parallel RLC Circuits
1.6K
Street lamps equipped with RLC surge protectors are an excellent example of applying circuit analysis in practical scenarios. These surge protectors safeguard the lamp's components against sudden voltage spikes.
A simplified parallel RLC circuit model with a DC input source generating a step response is employed in this context. When the switch is turned on, Kirchhoff's current law is applied, leading to a second-order differential equation.
A simplified parallel RLC circuit model with a DC input source generating a step response is employed in this context. When the switch is turned on, Kirchhoff's current law is applied, leading to a second-order differential equation.
1.6K
Series R—L Circuit Transients
359
In a series resistor-inductor (R-L) circuit, closing the switch at the start of the time period simulates a three-phase short circuit, a fault condition where all three phases of an unloaded synchronous machine are short-circuited. When there is no fault impedance and no initial current, the initial voltage is determined by the phase angle of the source voltage.
Using Kirchhoff's Voltage Law (KVL) to analyze this circuit helps determine the total asymmetrical fault current, which consists...
Using Kirchhoff's Voltage Law (KVL) to analyze this circuit helps determine the total asymmetrical fault current, which consists...
359
Modeling of Diode Reverse Characteristics
583
In electronic circuits, reverse-biased diode configurations are critical for regulating voltage levels. Zener diodes exploit the reverse breakdown phenomenon and exhibit a controlled breakdown at a specific Zener voltage (VZ). They are designed to maintain a constant voltage across their terminals and are commonly used for voltage regulation in circuits.
When a reverse voltage applied to a Zener diode exceeds its breakdown voltage, the diode enters the breakdown region. At this point, the...
When a reverse voltage applied to a Zener diode exceeds its breakdown voltage, the diode enters the breakdown region. At this point, the...
583
Current Growth And Decay In RL Circuits
4.5K
The current growth and decay in RL circuits can be understood by considering a series RL circuit consisting of a resistor, an inductor, a constant source of emf, and two switches. When the first switch is closed, the circuit is equivalent to a single-loop circuit consisting of a resistor and an inductor connected to a source of emf. In this case, the source of emf produces a current in the circuit. If there were no self-inductance in the circuit, the current would rise immediately to a steady...
4.5K
Electrostatic Boundary Conditions in Dielectrics
1.8K
When an electric field passes from one homogeneous medium to another, crossing the boundary between the two mediums imparts a discontinuity in the electric field. This results in electrostatic boundary conditions that depend on the type of mediums the field propagates through.
Consider a case where both the mediums across a boundary are two different dielectric materials. Recall that the electric field and electric displacement are proportional and related through the material's permittivity....
Consider a case where both the mediums across a boundary are two different dielectric materials. Recall that the electric field and electric displacement are proportional and related through the material's permittivity....
1.8K
Modeling of Diode Forward Characteristics
1.0K
Understanding the behavior of diodes when forward-biased is a fundamental aspect of electronic circuit design and analysis. This analysis primarily utilizes two models: the exponential diode model and the constant-voltage-drop model. The exponential model comes into play when the source voltage exceeds 0.5 volts, pushing the diode current to rise exponentially above the saturation current. This relationship is graphically depicted in the current-voltage (I-V) curve, illustrating the diode's...
1.0K


