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The new generation of smart substations is another milestone in the transformation of power grid development mode and scientific and technological innovation. As an important supporting node for a un...[Details]
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0 Introduction
As a precision photoelectric position sensor, PSD has the characteristics of high sensitivity, short response time, high position resolution, and large spectral response range. T...[Details]
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Analysis of relevant indicators of
LED display screen
1) Physical indicators
Pixel center distance pixelEL pitch (dot pitch) The distance between the centers of a...[Details]
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According to Yonhap News Agency, a data document released by the Ministry of Trade, Industry and Energy and the Semiconductor Industry Association of South Korea on the 5th showed that South Korea's ...[Details]
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Only register indirect addressing can be used for the external RAM unit to transfer data with accumulator A. There are 4 external RAM data transfer instructions. The first two instructions us...[Details]
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Insta360, known for its line of cameras capable of taking 360-degree photos and videos, has announced the next-generation Insta360 ONE X2, an iteration of the Insta360 ONE X. The Insta360 ONE X2 ha...[Details]
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1 Introduction
Due to the obvious influence of external conditions such as ambient temperature, humidity, and oil on contact card meters such as prepaid water meters, prepaid gas meters, and prepai...[Details]
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introduction The purpose of monitoring the hydraulic parameters of hydropower units in hydropower stations is first to ensure the safe and economical operation of the hydropower station, and secondly...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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High-power white LED has become an advanced solid-state lighting source due to its high efficiency, long life, environmental protection, smooth dimming and other characteristics. It has been app...[Details]
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introduction
With the rapid economic development, the per capita electricity consumption is increasing. In order to meet people's daily electricity demand, the scale of distribution network is...[Details]
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Figure 1 shows an example of overvoltage protection, which is composed of Zener diodes Z1 and Z2, resistors R1 and R2, and diode D1. The common-mode voltage range of the MAX4372 amplifier is 0 to 28V,...[Details]
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Nidec Power Systems (formerly Nidec Tosei), a group company of Nidec Corporation, has developed a solenoid valve product for diagnosing blowby gas leaks in automobile engines. Solenoid valve for ...[Details]
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Internal structure of RCC device
The figure below is the schematic diagram of the internal structure of RCC. The flyback switching power supply integrated circuit includes an oscillator,...[Details]
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1 Introduction The design of this frequency meter takes the AT89C51 microcontroller as the core and uses its internal timer/counter to complete the measurement of the period/frequency of the s...[Details]