In photovoltaic inverters and wind power converters, Vishay DC-link film capacitors can be used as voltage stabilization filters with an expected life of more than 15 years, lower losses, and better s...
[Message]:) There is one more day for the National Day, and three more days for the Mid-Autumn Festival... At this time, brothers and sisters in the forum, no matter whether you can go home for reunio...
IGBT has three electrodes, namely, gate G (also called control electrode or gate), collector C (also called drain) and emitter E (also called source) [b]1. Identify field effect tubes with pointer mul...
In order to ensure the real-time requirements of some functions, I think it may be necessary to modify the system's process preemption mechanism and memory paging. What other issues should I pay atten...
[table=98%,rgb(232, 232, 232)] [tr][td]I use STM32[color=rgb(0, 102, 153)][url=http://eboard.taobao.com/]development board[/url][/color] + LWIP + UCOSIII, and display the time and date through WEB, an...
The peak-to-peak value of the sine wave output of AD9851 is only 500mv, so it cannot be used as the local oscillator of a phase-locked loop. Can an amplifier be added to replace it?...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]