Free Expert Guides on Power Systems, Circuit Design & Electrical Troubleshooting

Common low-voltage power distribution system wiring diagram（Chain type）

Common low-voltage power distribution system wiring diagram（Transformer trunk type）

The use of Alternating Current Motor (AC Motor) instead of Direct Current Motor (DC Motor) in Electric vehicles (EVs) has some potential disadvantages. Although AC motors have many advantages, in some cases, using AC motors can present some challenges. Here are some of the main drawbacks:Higher cost Inverter cost: AC motors require an inverter (Inverter) to convert the direct current provided by the battery to alternating current. Inverters are expensive to design and manufacture, which increase

Common low-voltage power distribution system wiring diagram（Trunk type）

Common low-voltage power distribution system wiring diagram（emanant）

FuseFeatureThe fuse is a simple and effective circuit protection element. When the current flow in the circuit is large, the melt in the fuse (such as the fuse) will be blown due to overheating, thus cutting off the circuit and preventing the equipment in the circuit from being damaged due to overcurrent. In the use of AC power, it can protect various electrical equipment, lines, etc. connected to the AC power supply. For example, in the home circuit, if a short circuit fault occurs in an electr

Current carrying conductor type

Voltage difference, also known as electric potential difference, is a measure of the work done per unit charge to move a test charge between two points in an electric field. It represents the energy required to move a unit positive charge from one point to another within an electric circuit or field. Voltage difference is what drives the flow of electric current in a circuit.When we talk about voltage difference, we are essentially talking about the difference in electric potential between two p

What is the purpose of converting AC voltage to DC voltage?The purpose of converting AC voltage to DC voltage is mainly to adapt to those electronic devices and circuits that require a stable DC power supply. AC voltage (AC) is a voltage that changes periodically, while DC voltage (DC) is a constant voltage. Many electronic devices, such as computers, mobile phone chargers, LED lighting, etc., require DC power to work. Here are a few common purposes and examples of converting AC voltage to DC vo

The basic principle of voltage source seriesIdeal voltage sourceFor an ideal voltage source, the terminal voltage is constant and independent of the current flowing through it. When two different ideal voltage source.When U1 and U2 are in series, the total voltage U=U1+U2. For example, if a 5V ideal voltage source is connected to a 3V ideal voltage source in series, the total voltage is 5V+3V=8V.Actual voltage sourceThe actual voltage source can be equivalent to a series combination of an ideal