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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]

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]

There are basically three causes of spontaneous combustion of electric vehicles: The first is that the battery components are punctured or suffer fatal damage due to a collision accident, and part ...[Details]

1. Fault phenomenon and cause analysis 1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]

In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]

A pure sine wave inverter has a good output waveform with very low distortion, and its output waveform is essentially the same as the AC waveform of the mains power grid. In fact, the AC power prov...[Details]

01. Introduction As in-vehicle networks migrate from the CAN bus to Ethernet , traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]

New energy electric vehicles are energy-saving, environmentally friendly, have low operating costs, and enjoy strong support from national policies. With the growth in sales of new energy electric ...[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]

The power battery is a crucial component for vehicles, determining its lifespan and range. According to national regulations, when the capacity of an electric vehicle's power battery drops below 80...[Details]

The automotive industry is hurtling toward a future that will transform transportation just as electricity transformed the way we light the world. Electric and self-driving cars will permanently ch...[Details]

On August 8, PetroChina Southwest Oil & Gas Field Company's 35kV Zhouping Line centralized battery energy storage system successfully completed a 24/7 trial run, achieving full compliance with all ...[Details]

Quantum dots are a cutting-edge nanomaterial. Using quantum dot materials in backlight sources has four unique advantages: 1. Longer lifespan - Since mature inorganic materials are used, the f...[Details]

The suspension of a car is related to the comfort of driving, and it will also have a direct impact on the vehicle's performance indicators. Both fuel vehicles and electric vehicles use the suspens...[Details]

By introducing pulse stress and charge pump technology, this paper addresses the three major blind spots of traditional DC methods in the reliability assessment of advanced CMOS and high-K materi...[Details]