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Principle and design of single-phase, three-phase multifunctional watt-hour meter and network watt-hour meter
China has become the most dynamic market in the world's electric energy metering i...[Details]
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Recently, Strategy Analytics analyzed the current 2G/3G network withdrawal trend and 4G user migration opportunities based on its free report "Low-Cost 4G Mobile Phones: Market Dynamics and Opportuni...[Details]
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The whistleblower @evleaks exposed the latest renderings of Royole FlexPai 3 today. From the renderings, we can see that the whole phone is in a silver glossy design, and uses the same outward-...[Details]
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SMA is aiming to capture the market for retrofitting existing home PV installations with energy storage systems with a new AC-coupled version of its Sunny Boy inverter suitable for high-voltage bat...[Details]
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According to a report from AutoDongxi on June 26, Continental's sixth-generation millimeter-wave radar sensor products entered mass production in the first quarter of this year, including two produ...[Details]
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Regarding a product, the process from market research to concept formation, and then to product project establishment and product development requires a long period of work. I read a book called "Har...[Details]
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Forge ahead, create with ingenuity,
TBEA new energy inverter,
Driven by innovation,
Contribute to China's inverter industry.
Lo...[Details]
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Today, white LEDs still have problems such as poor uniformity of light emission and short life of sealing materials, which prevent them from realizing the expected application advantages of white L...[Details]
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In many occasions, we need to use stepless speed regulation of DC motors. Figure 1 shows a physical picture of a brushed DC motor PWM speed regulator.
Figure 1: Brushed DC motor PWM spee...[Details]
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1. Application of frequency conversion technology in speed regulation
1.1 Current application status of frequency conversion technology in main fan speed regulation
The use of frequency c...[Details]
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New energy vehicle power Lithium battery representative What kind of black technology is " honeycomb battery "? As the core three-electric component of new energy vehicles, lithium batteries are di...[Details]
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How to choose appropriate components and parameters for switching power supply circuits? Many engineers who have never used switching power supply design may have a certain fear of it, ...[Details]
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As the frequency bandwidth of wireless broadband systems becomes wider and wider, the performance requirements of base stations are also getting higher and higher. As one of the key components in b...[Details]
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Shrinking the transistor process node (7nm, 5nm, 3nm) can shrink the chip, shrinking the chip can shrink the printed circuit board (PCB), and shrinking the printed circuit board can reduce the size o...[Details]
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On November 18, local time on Sunday, The Information reported that Nvidia's new generation of Blackwell processors had serious overheating problems in high-capacity server racks. These problems le...[Details]
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