[align=center][/align] A few days ago, we discussed "[url=https://bbs.eeworld.com.cn/thread-557696-1-1.html]Can electric cars replace gasoline cars in ten years?". [/b][/font] I have been thinking the...
I used evc to write a serial port test program. The acquisition device I used sent data to the industrial control board at a data rate of about 10k/s. No matter I used waitcommevent or readfile serial...
Today I saw a joke about answering questions in class. Let me tell you about my personal experience. I remember it was when I was in the second grade of junior high school. Let me explain: it was all ...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:00[/i] [table][tr][td][color=#808080][/color][/td][/tr][tr][td] Ceramics that can utilize electrical and magnetic properties in the ele...
The microwave control circuit works according to the Doppler effect: a fixed high-frequency signal (usually 400-800 MHZ) is generated by the local oscillator circuit and radiated to the surrounding sp...
Flip-chip and ball grid array (BGA) are two widely used packaging technologies in the electronics industry. Each has its own advantages and limitations, and in some cases, they can complement each ...[Details]
As the number of cars increases, environmental pressures are also increasing. At this time, some people are saying that new energy vehicles are energy-efficient and environmentally friendly, and ar...[Details]
Current Development Status of DVR Market
A DVR, or digital video recorder, uses a hard disk for recording, unlike traditional analog video recorders. It's often called a DVR because it's a com...[Details]
According to foreign media reports, BMW has just been granted a patent for a screen that could cover the entire roof. BMW hopes to transform at least a portion of the vehicle's headliner into a dis...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
Lithium-ion batteries are a key component of electric vehicles. Their high energy density enables them to store a large amount of energy in a relatively compact and lightweight package, which is cr...[Details]
0 Introduction
With a rapidly aging population, a young couple is now required to care for an increasing number of elderly people, leading to a growing difficulty in providing care for them. E...[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]
We know that the power output by the engine does not directly act on the wheels to drive the car, but needs to pass through a series of power transmission mechanisms. So how is the power transmitte...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
Anyone who has driven a pure electric vehicle will find that it starts much faster than a fuel vehicle. So why do pure electric vehicles start so quickly?
We all know that an engine's to...[Details]
Abstract: This design uses field-effect transistors to create a tube-like audio power amplifier. The preamplifier uses a single Class A transistor, while the power stage utilizes Class AB push-pull...[Details]
01 Introduction
The SINAMICS V20 inverter controls three-phase AC asynchronous motors. Depending on the size (frame sizes FSA to FSD), the power range of the three-phase AC 400V inverter cover...[Details]
After suspending its autonomous driving business for a period of time, General Motors chose to return to the track. In the past, GM hoped that its Cruise would leap into L4 autonomous driving - no ...[Details]
Under the guidance of the "dual carbon" goals, vehicle-to-grid interaction (V2G), an innovative model that achieves deep integration of new energy vehicles and power grids, is steadily moving from ...[Details]