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Common Faults of Photovoltaic Inverters
1. Low insulation resistance
Use the elimination method. Unplug all the strings on the input side of the inverter, and then con...[Details]
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The STM8 rtc clock can use an internal low-frequency clock source or an external low-speed 32768Hz clock source. The rtc code is as follows: #include #include voidinit_rtc（void） { RTC_InitTypeDefRT...[Details]
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According to Counterpoint Research, China's smartphone market grew 5% in the first quarter of 2021. It is worth mentioning that realme, which ranked only 7th in shipments, was the fastest growing b...[Details]
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Image measuring instrument, also known as precision image surveying instrument, overcomes the shortcomings of traditional projectors and is a new type of high-precision, high-tech measuring instrum...[Details]
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"It is strictly forbidden to follow the trend and speculate, chase the rise and sell the fall", "It is strictly forbidden to transfer investment management rights", "It is strictly forbidden to trans...[Details]
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0 Introduction The standard orifice flowmeter has a simple structure, convenient operation, and mature technology, which makes it widely used in pipeline measurement. According to statistics, the ori...[Details]
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Economic Development Bureaus (Coordination Development Bureaus, Development and Reform Bureaus) of all towns, sub-districts (parks), and all relevant units:
In order to further strengthen and ...[Details]
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Miscellaneous devices share the same major device number MISC_MAJOR(10), but have different minor device numbers.
A hybrid device is essentially still a character device, so the operations of ...[Details]
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PLC is easy to use and has high reliability. The electrical control of many devices is mainly based on the I/O electrical interface of the switch quantity. The input end of the PLC is usually conne...[Details]
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Beijing time, April 3, consumers' interest in 5G technology has declined due to concerns about cost and quality. Now, the COVID-19 pandemic has further cooled this enthusiasm. These factors make ...[Details]
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With the development and popularization of digital products, their power supply design has also received more and more attention. The "digital" we usually refer to is a digital product containing "di...[Details]
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Introduction There are many options for network camera solutions, but mainstream products in the market generally choose two solutions: (1) Using CPU+ASIC. (2) Adopt dual CPU structure, that is,...[Details]
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With
the hot sales of
iPhone
, more and more touch screen phones are appearing around us. In order to cope with the impact of Apple iPhone, major mobile phone manufacturers have launched ...[Details]
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Greenliant Long Term Agreement (LTA) program supports customers' long life cycle needs
The solution supports stable supply of SSDs for up to 10 years
Beijing, China an...[Details]
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Do you want to achieve local consumption of renewable energy? Do you want to improve your energy efficiency?
Are you worried about the high energy costs? Don't worry! We have a super tool that...[Details]
Analog electronics
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