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1. Introduction
According to the railway technical regulations of the Ministry of Railways, traction substations and power distribution stations should be equipped with simulation screens. Sim...[Details]
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1. Fault phenomenon: 10db and above attenuation power is inaccurate; startup error Error finding operating system, operating system not found 2. Testing process After receiving the instrument, we f...[Details]
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Apple not only wants to maximize the efficiency of health sensors in the Apple Watch, but also wants to minimize the space they take up by creating curved sensor elements so that they can better fit ...[Details]
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Here are some problems that occurred when making a quadrotor. PWM timer initialization First, the code: (the code does not include port initialization) void Tim2_init(void)
{
TIM_TimeBaseInitTyp...[Details]
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Huaxia Bank (600015) announced on the 20th that the World Bank's "China Renewable Energy and Battery Energy Storage Promotion Project" it undertook was officially approved by the State Council. The...[Details]
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The annual SNEC Shanghai Exhibition is the most influential exhibition in the domestic photovoltaic industry and is highly valued by practitioners. From the scale of the exhibition to the number ...[Details]
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The pacemaker is a magical cardiac therapeutic device that has saved the lives of thousands of patients since its first use. With the rapid development of manufacturing technology and processes, the ...[Details]
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We have all used a multimeter, which can be used to measure resistance, voltage, and current. So usually when we need these three values, we will use the corresponding scale of the multimeter to meas...[Details]
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Preface
In a closed-loop drilling system, it is required to transmit the information from the wellbore to the surface in real time for manual monitoring. Usually, this task is completed by...[Details]
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"Zheneng Automobile" and "2030 Mobility Research Laboratory" jointly track and analyze the development trends of the U.S. automobile and technology industries. With the implementation of policy sub...[Details]
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1. Partial discharge phenomenon The partial discharge (PD) phenomenon usually refers to the discharge that occurs locally in the insulation layer of high-voltage electrical equipment under the acti...[Details]
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There are two methods of Labview serial communication, one is to use visa (virtual instrument software framework), and the other is to call activeX control.
The first method (VISA) program is shown i...[Details]
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According to Jiwei.com, miniaturization technology can be used to increase the density of semiconductor devices, and a variety of multi-gate transistors have gradually been developed. Such transistor...[Details]
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For some applications such as motors, since frequent switching on or off can easily cause system damage, we do not want an immediate response on the secondary side, but rather a response that occur...[Details]
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A three-phase inverter is a power electronic device that converts AC power into variable frequency AC power. It is widely used in industrial automation, motor drive and other fields. In practical a...[Details]