High voltages vs. Energy loss - Electrical Engineering Stack Exchange
2012年1月24日 · The "top line" Voltage is the I x R voltage drop in the line and the bottom line Voltage is the transmission voltage. So loss ratio is effectively resistive_voltage_drop / …
voltage - Minimum clearance between two traces that have a …
2017年8月30日 · Also the expected level of overvoltage may play a role, but the standard assigns it only to clearance, limiting the impact on creepage to voltage stress and not to instantaneous …
adc - How to read high voltages on microcontroller? - Electrical ...
2012年10月5日 · The formula to calculate the output voltage is: So if we assume your input voltage ranges from 0-50V, we need to divide it by 10 to achieve 0-5V. If we also assume we …
Are there any tricks for measuring high voltages (~1000 V) …
2024年1月23日 · This trick works when the high voltage signal is DC, and it doesn't vary quickly. The voltage divider and the capacitor have an RC time constant. A sample&hold capacitor in …
How is it possible to have high voltage and low current? It seems …
2015年2月4日 · The issue seems to be how we are first taught about a direct relationship between voltage and current (that is, an increase in voltage renders an increase in current if resistance …
high voltage - Electrical Engineering Stack Exchange
2018年7月17日 · Arcs require high voltage to start. The breakdown voltage of air varies considerably with humidity and other factors, but figure roughly 1 kV per mm. However, that's …
Measure high voltages with a multimeter - Electrical Engineering …
2016年5月22日 · \$\begingroup\$ Interesting and simple way to measure high voltage, but as I see it you are unnecessarily complicating things. I suggest you forget the impedance of the …
Guessing power line voltage from the number of disc insulator
High voltages act differently in cold, hot, moist, or and dry areas. In Utah there are power lines with 12 ceramic discs on the power poles holding or suspending the power lines. The power …
High Voltage Switching with Mosfets - Electrical Engineering Stack …
2020年7月8日 · But, as stated in the comments section, to drive an N-Ch MOSFET its gate voltage should be higher than its source voltage. Using a 1:1 gate transformer (for non-zero …
multi layer - High Voltage Multilayer PCB - Electrical Engineering ...
2016年1月12日 · This method describes a technique for evaluating the ability of an insulating material to resist electrical breakdown perpendicular to the plane of the material when …