Common problems in the selection of film capacitors
Common problems in the selection of film capacitors A. improper selection of rated voltage The rated voltage is improperly selected, and the most frequent place is the resonant circuit part [...]
Discrimination of Electrolytic Capacitor Polarity
Discrimination of Electrolytic Capacitor Polarity The capacitance is deviated. Generally, the polarity will be marked with a symbol on the capacitor. Generally, the negative electrode is marked as "-" and [...]
Problems that should be paid attention to in the operation of power capacitor
Power capacitor are mainly used for reactive power compensation or phase shifting in the power system, and they are installed in large numbers in various levels of transformer (distribution) power [...]
Capacitor installation skills
Capacitor installation skills 1 When installing capacitors, the wiring of each capacitor should preferably be connected to the bus with a separate flexible wire. Do not use hard bus connections [...]
The function and difference of starting capacitor and running capacitor
running capacitor,No matter what kind of capacitor, it has a starting effect at the beginning of the motor. When the motor reaches about 75% of the rated speed, the starting [...]
Commonly used capacitors
The following are commonly used capacitors: 1. Aluminum electrolytic capacitor A capacitor made of absorbent paper impregnated with a paste electrolyte sandwiched between two aluminum foils, and a thin oxide [...]
The advantages of supercapacitor on electric bicycles
1. Supercapacitor are green energy sources (activated carbon) and do not pollute the environment; lead-acid batteries pollute the environment. 2. Advantages of supercapacitors: extremely long life, with a cycle life [...]
Capacitor step-down principle
The principle of capacitor step-down is not complicated. His working principle is to use the capacitive reactance generated by a capacitor at a certain AC signal frequency to limit the [...]
What are the main uses of capacitors?
There are many uses of capacitors, mainly as follows: 1. DC blocking: The function is to prevent DC from passing and allow AC to pass. 2. Bypass (decoupling): Provide a [...]
Application of Super Capacitors in Automobile Control
A super capacitors is a very large capacitor with a capacitance of up to thousands of farads. According to the principle of the capacitor, the capacitance depends on the distance [...]