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In the power system, the DC power supply system is a multi-branch network that provides power for the protection, monitoring, surveillance, recording and other automation devices in the substation. It...[Details]

Short circuits or other internal damage can cause the latest generation of lithium-ion batteries to overheat, a common problem in electronics that could have disastrous consequences for ...[Details]

In digital circuit experiments, several instruments and meters are needed to observe experimental phenomena and results. Commonly used electronic measuring instruments include multimeters, logic pens,...[Details]

Nowadays, industrial control equipment is mainly divided into two types: industrial control machines and programmable controllers (PLC). Industrial control machines are developed by the promotion and...[Details]

       On the morning of May 27, Apple released the macOS Catalina 10.15.5 version system for Mac computers. This is the fifth update after the release of macOS Catalina in October 2019. The key upda...[Details]

From ID cards, product anti-counterfeiting, community access card systems, ETC automatic toll payment systems on highways, and luggage check-in tags for flight attendants, RFID technology has already...[Details]

The Philippines’ energy bureau has called on the international community to donate inverters and batteries to help build solar energy supplies as the country struggles to get back on its feet after...[Details]

Among the various contradictions faced by the in-depth promotion of energy transformation, the value of system "flexibility" is one of the important propositions. Restricted by my count...[Details]

At present, the construction of 5G base stations in Hubei Province has resumed in full swing. It is expected that 50,000 5G base stations will be completed this year, achieving full outdoor coverage ...[Details]

    The memory in the microcontroller can be divided into two different types according to read-only and random. This article will introduce the classification of semiconductor memory in the microcon...[Details]

Jiwei.com Sanya Report (Text/Zhang Yiqun) At the 2021 Snapdragon Technology Summit held today, Qualcomm CEO Amon said that Snapdragon has become the preferred platform for top Android devices. Earlie...[Details]

This morning, Apple discovered a patent application from Apple in the European Patent Office database. Apple acquired Beddit back in 2017, and the recent patent from Tueo Health is based on Beddit's ...[Details]

In recent years, with the gradual deepening of large-screen display technology in various fields, the market is no longer satisfied with the single film display, but has turned to the integration d...[Details]

1. System Overview The modules used in the system include AT89C51 microcontroller + LCD1602 display + ADC0832 (simulating MQ-4 to detect formaldehyde concentration value) + buzzer alarm + small light...[Details]

On January 31, the People's Government of Deqing County issued the "Deqing County Carbon Peak Implementation Plan", which mentioned: Key tasks 1. Implementing energy upgrade and effic...[Details]