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Yesterday, the 2019 Geely Auto Technology Day and the Second Longwan Forum were held for a whole day. The amount of information on this day was very huge, from information releases to the development...[Details]
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In some special applications, MCU communication cannot use wired data transmission, but needs to use short-distance wireless data transmission. Short-distance wireless transmission has the advantages ...[Details]
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There are many video image acquisition methods at home and abroad, which can be basically divided into two categories: automatic image acquisition and processor-based image acquisition. Automatic imag...[Details]
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1. No-load current: (Adaptor type)
In general, the smaller the no-load current value, the lower the power consumption of the product. Through experiments, it is found that for similar products, the...[Details]
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1. Introduction
The false twisting machine is the main equipment for producing polyester low-elastic yarn in the chemical fiber industry. Each device consists of 240 spindles. The equipmen...[Details]
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Abstract: This paper introduces the design of an ultrasonic power source based on direct digital synthesis (DDS) technology. The DDS signal generation circuit, power amplifier circuit and matching ...[Details]
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A voltage transformer is a special transformer used to convert high voltage into low voltage. Under normal use conditions, the secondary voltage is substantially proportional to the primary voltage, ...[Details]
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Introduction PWM rectifier is a power converter developed by applying pulse width modulation technology. It can make the input current and voltage in phase, so that the power factor is close to 1....[Details]
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Today, the car parked in your garage or down your driveway probably has more lines of code than a modern airliner. Hackers have been around since the birth of the Internet. We have all seen a websi...[Details]
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Puzhong 51-Single-core-A2 STC89C52 Windows 10 20H2 Proteus 8 Frofessional v8.9 SP2 Keil uVision V5.29.0.0 PK51 Prof.Developers Kit Version:9.60.0.0 Hard Knowledge Excerpted from "General 160...[Details]
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When you are driving a manual transmission car, listening to the radio, on a highway with few cars, it is absolutely pure enough. However, after a long time, you may miss the configuration of cruise ...[Details]
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The current sampling circuit uses a shunt: R57 and R56 are sampling resistors, C21 and C22 are sampling capacitors, and they provide a sampling voltage signal for the sampling channel. The size of...[Details]
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Inverter products have been booming in recent years. In addition to inverter air conditioners, inverter washing machines, inverter refrigerators, etc., which have frequently attracted attention, the ...[Details]
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Stuxnet, Ukraine power outage, South Korean nuclear power plant data leak, ransomware outbreak, and other security incidents in industrial control systems have frequently exposed the harm of industri...[Details]
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Background
GL Logger (hereinafter referred to as GL) is a special automotive data recorder, which is widely used in road tests or bench tests. This series of recorders supports data recording o...[Details]