1 Efficiency and power factor of electric motor
1.1 Efficiency of electric motor
Efficiency = × 100% = × 100%
In actual use, the efficiency of the motor also includes rated efficiency, maximum efficie...
1. IntroductionWhen the product is in the prototype testing stage, or when the product is put on the market, the program may occasionally run away or run abnormally. In many cases, such occasional fai...
Asking for help: What are the differences between the single-channel and dual-channel configurations of CS552? I have already adjusted the single-channel configuration, but the dual-channel configurat...
[i=s] This post was last edited by Aguilera on 2018-9-23 16:55 [/i] [color=#222222] The digital signal microprocessor DSP has the functions of high-speed operation and data processing. With its advant...
Qorvo is closely following the emerging 5G standards. Excitingly, 5G may include millimeter wave capabilities for high data bandwidth connections. As PC board space becomes increasingly compact and fr...
After proofing and material selection, the PCBA of passive device wireless charging has been completed. Let's test the effect
For design principles, please refer to the previous post: https://bbs.eewo...
Abstract: The communication process between Matlab and TDS series digital oscilloscopes under Windows environment is given. The relevant communication procedures are given, and the waveform data...[Details]
At the 12th Beijing International Auto Show, Bosch, a leading global supplier of automotive technology and services, will appear at booth E4 and E409, showcasing integrated automotive technology so...[Details]
As the business in China advances rapidly, three senior executives of Tesla China have been promoted. According to Tesla's official response, Tom Zhu, formerly the company's general manager of Chin...[Details]
Driven by the dual forces of digitalization and artificial intelligence technology, the intelligent transformation of the automotive industry is accelerating, especially the smart driving...[Details]
As a senior engineer, I still have to answer this question objectively. I still disagree with some related topics such as "Learning a Microcontroller in 15 Days from Zero Basics". If you have zero fo...[Details]
/******************************************************************* Experiment name and content: PWM speed measurement and display Supporting books: "Introduction to STM8 MCU, Advanced and Appli...[Details]
According to foreign media reports, Israeli electric vehicle battery startup StoreDot said it will launch a battery that can achieve a 100-mile range in 5 minutes. StoreDot said it will achieve mass ...[Details]
In some applications, the CPU only needs to work intermittently or process external events, and is usually in standby mode. The PIC16C5X microcontroller has a power-saving mode, the sleep (SLEEP) m...[Details]
Circuit principle: AC220V mains is stepped down by transformer T1, and after full-wave rectification by D1-D4, it is supplied to the charging circuit. When the output end is connected to the set b...[Details]
The iPod + iTunes combination once made Apple famous. Today, when iPhone and iPad are popular, Apple still does not forget to update its music player product - iPod. In this press conference, Apple la...[Details]
PC802 baseband solution can support all combinations and maximum throughput of three LTE cells or two 5G cells under different duplex modes of TDD and FDD Hangzhou, China, October 7, 2023 - 5G open...[Details]
On August 18, the Shanghai Municipal Government Information Office held a press conference. Zhu Zhisong, member of the Standing Committee of the Shanghai Municipal Party Committee, Secretary of the ...[Details]
Digital payments platform Square today announced an early access program that will add support for Apple’s Tap to Pay on iPhone feature to the Square Point Of Sale app. Small businesses and indepen...[Details]
In this era of E-sports, cars have become an indispensable part of people's lives. With the rapid development of technology and the continuous improvement of living standards, people's requiremen...[Details]
At the 7th China International Import Expo (CIIE), Foretellix showcased Foretify™, a safety-driven test and verification platform for ADAS and autonomous driving systems, leading the cutting-edge p...[Details]