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MTPA and MTPV
Permanent magnet synchronous motor is the core driving device of my country's new energy vehicle power unit. As we all know, at low speed, permanent magnet synchronous motor adop...[Details]
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The rapid development of the automobile industry has promoted the progress of global machinery, energy and other industries, as well as the development of economy, transportation and other aspect...[Details]
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While others were busy crossing the river to pan for gold, Dazhong started a "ferry" business. Range anxiety has always been one of the biggest pain points for electric vehicle users. To some exten...[Details]
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At the 2021 Alibaba Cloud Summit, Zhang Jianfeng, President of Alibaba Cloud Intelligence, announced that the FeiTian operating system is becoming fully compatible with multiple chip architectures su...[Details]
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Compiled from ElectronicsDesign How EMI affects deep brain stimulation devices. The impact of EMI on human body communications. Increased risk of childhood leukemia due to extremely low levels of e...[Details]
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Abstract: Aiming at the typical design of dual configuration of microcomputer transformer protection, the purpose, wiring method and setting principle of each protection configuration are describe...[Details]
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Battery
life is an important factor
in mobile device design
. As many mobile devices add more features, these added features quickly reduce operating time. Engineers must use sophisticated
...[Details]
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This boost circuit has no inductor coil, is simple to make, and has very strong output power. When the input is 12V, it has two groups of boost outputs, 20V and 15V (voltage regulation), each of whic...[Details]
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Strategy Analytics' latest research report points out that global smartphone shipments in Q3 2019 increased by 2% year-on-year to 366 million units, the first positive growth in the smartphone indust...[Details]
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DHT11 is a temperature and humidity sensor with calibrated digital signal output. The accuracy is +-5%RH, the temperature is +-2℃, the range is 20-90%RH, and the temperature is 0~50℃. 1. Circuit co...[Details]
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The circuit of the nickel-cadmium battery discharger for camera is shown in the figure. After pressing AN, J1 is closed. Since the voltage at the battery terminal is relatively high at this time, th...[Details]
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According to reports, at an internal meeting held by Huawei recently, Huawei's consumer business CEO Yu Chengdong said that Huawei's mobile phone shipments this year will be around 230 million ...[Details]
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Akira Yoshino, Nobel Prize winner in Chemistry and the "father of lithium batteries", said that if Apple wants to launch the Apple Car electric car by 2025 , it will have to release something relate...[Details]
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At 0:00 on August 23, 2019, local time in Brazil, the Belo Monte Phase II UHV DC transmission project in Brazil, invested, constructed and operated by State Grid Corporation of China, successfully ...[Details]
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Chen Xiao, our reporter As of October 31, according to the data from iFinD of Tonghuashun, according to the industry classification of Shenyin Wanguo, 102 lithium battery industry chain companies in t...[Details]