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The characteristics of this type of flow measurement are high fluid temperature and high pressure. Even the steam temperature of a small unit of several megawatts must reach above 420℃. Althou...[Details]
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The microsphere logging instrument has a unique logging model and is very effective in detecting the resistivity Rxo of the formation flushing zone. It is widely used in electrical logging today. The ...[Details]
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In 2019, the Redmi K20 series was released, bringing three mobile phones: K20, K20 Pro, and K20 Pro Premium Edition. The Premium Edition offers a maximum storage version of 512GB. Recently, a...[Details]
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LED is recognized as the fourth generation of green light source. It is a solid cold light source with many advantages such as high efficiency, long life, safety and environmental protection, small...[Details]
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With the extensive application of distributed generation and energy storage and the rapid growth of DC load, DC distribution has attracted more and more attention. DC distribution system will become ...[Details]
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.The chip 3.3v power supply voltage is unstable 2. If you have a reset circuit and it doesn't work, the chip has no soldering numbers. 3. The program of the board with low external clock configuratio...[Details]
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1. The influence of low power supply voltage on the motor
1. Difficulty in starting the motor
Because the electromagnetic torque of the motor is proportional to the square of the motor te...[Details]
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Xiaomi POCO announced that it will release POCO F2 Pro on May 12. 91Mobile has received exclusive information that Xiaomi POCO F2 Pro offers 6GB+128GB and 8GB+256GB storage options, and the 128GB ver...[Details]
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In the past few years, executives of many global automobile manufacturers, represented by Tesla CEO Musk, have made their own assisted driving technology ( ADAS ) miraculous. However, in reality, acc...[Details]
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Most applications use isolated half-bridge gate drivers to control power, which requires high power density and efficiency, and high isolation voltage and reliability of isolated DC-DC power modules ...[Details]
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The lowest cost way to transport oil is through pipelines, which is a high investment and low maintenance method compared to other methods. Relatively speaking, because of the wide range (hundreds or ...[Details]
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In some applications, longer battery life, more charge cycles, or safer batteries are more important than battery capacity. This article introduces several methods for charging and discharging lithium...[Details]
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0 Introduction
In X-ray detection, CCD digital real-time imaging system has been widely used because it does not require film washing, has fast imaging speed, and the image quality is bett...[Details]
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On June 5, when a Volkswagen ID.4X new energy vehicle was driving out of the Hangzhou toll station along the S2 Shanghai-Hangzhou Expressway, it collided with the toll station facilities and caught f...[Details]
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The rapid digitalization of corporate environments, the surge in complex cyber threats, the evolving security regulations, and the rise of quantum computing technology have created huge...[Details]