The BLDC I am using now is a tachometer motor + Hall. I collect the voltage of the tachometer motor signal as the speed information after passing it through a rectifier bridge. However, when the speed...
After a failure, I became conservative. After making all the links safe, I finally drove the motor~~~First, I considered several possible reasons why the resistor may have burned out:
1. Device aging;...
Dear masters, in order to reduce power consumption, I hope to convert the 7-segment svpwm into a 5-segment svpwm. Please give me some guidance. Thank you. I know how to calculate the five-segment comp...
The switching power supply chip OB2202, the 3rd pin for detecting current will slowly increase the feedback voltage over time, and according to the information on the Internet, it is found that it has...
While
the solid-state battery
industry is still engaged in a long technological marathon for
the "ultimate solution" for
electric vehicles
, some companies have begun looking for mor...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
Cadence and NVIDIA Collaborate to Revolutionize Power Analysis Technology, Accelerating Development of Billion-Gate AI Designs
Cadence's new Palladium Dynamic Power Analysis applicat...[Details]
As the core of electric vehicles, batteries are concerned with vehicle use and maintenance. The operation of vehicles is guaranteed by the electricity generated by batteries. For batteries, battery...[Details]
With the improvement of China's supporting infrastructure and the accumulation of technology and capital, demand for industrial automation and intelligent applications of machine vision technology ...[Details]
The term "remote meter reading" literally emphasizes remoteness. But how far is remote? One kilometer? Two kilometers? Those aren't considered far at all. Currently, the longest distance for ...[Details]
introduction
Due to their flexibility and security, Java cards are increasingly being used in the smart card field. Once a Java card is released, if multiple applications need to call the same...[Details]
3D-SLISE, a quasi-solid-state electrolyte developed by the Institute of Science Tokyo, enables the production of safe and fast-charging 2.35 V lithium-ion batteries at room temperature and pressure...[Details]
1. How vibration sensors measure vibration
Vibration sensors are mainly used in gas equipment. They can sense disasters such as earthquakes and cut off gas or power supply in time to prevent s...[Details]
With the increasing awareness of environmental protection and the tightening of emission regulations and standards, almost all car companies are moving towards new energy, whether they are internat...[Details]
Simply put, CTP for power batteries means the cells inside the battery are directly integrated into the battery pack. This is like having different contents on both sides of an A4 paper, but integr...[Details]
Industrial Control Electronics
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