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Overview of turbine flowmeter :
As a velocity flow measurement instrument, turbine flowmeter has been widely used in industrial production. Its characteristic is that it can be used to measure the v...[Details]
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iPhone 13 Pro Max, what is the biggest upgrade? According to the principle that the bigger the camera is, the huge camera module behind it is a huge upgrade. The larger sensor, larger aper...[Details]
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This paper proposes a high-performance inverter power supply control scheme that meets the " modularization " requirements. The scheme is a multi-loop feedback control scheme with output voltage phas...[Details]
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At 10:00 this morning, the Black Shark Gaming Phone 2 Pro 12GB+512GB version will be officially on sale, equipped with a Snapdragon 855 Plus processor, a 6.39-inch Samsung AMOLED screen, and priced a...[Details]
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We are not unfamiliar with mobile phones with color-changing phone shells. At the beginning of this year, OnePlus released the concept model Concept One, which demonstrated the application of c...[Details]
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Definition of LED solar lawn light:
Solar lawn lights mainly use the energy of solar cells to work. When sunlight shines on the solar cells during the day, the light energy is converted into ele...[Details]
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1. What is the junction temperature of LED?
The basic structure of LED is a semiconductor P-N junction. Experiments show that when current flows through the LED element, the temperature of...[Details]
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On June 9, Tesla has applied to use a new radar in its electric vehicles , which has confused the outside world because its CEO Elon Musk has made it clear that Tesla plans to use only camera-based v...[Details]
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What are the functions of each part of the PID regulator?
The PID regulator mainly consists of three parts: proportional (P), integral (I) and differential (D).
Proportional (P) par...[Details]
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void delay_init(u8 SYSCLK) { SysTick- CTRL&=0xfffffffb; fac_us=SYSCLK/8; fac_ms=(u16)fac_us*1000; } The main function of Systick is to be used for timing. Its principle and application are briefl...[Details]
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The inverter introduced here (see figure) is mainly composed of field effect tubes and ordinary power transformers. Its output power depends on the power of MOS field effect tubes and power transforme...[Details]
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According to Jiwei.com, Henan Province suffered from heavy rain overnight, causing flood disasters. Hon Hai Zhengzhou plant is an important production base for Apple's iPhone, accounting for about ha...[Details]
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According to data released by TrendForce, global TV shipments reached 54.97 million units in the third quarter of 2019, with Samsung ranking first and Xiaomi ranking fifth. Data shows that Samsu...[Details]
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In order to give full play to the role of government investment funds in protecting strategies and promoting industries, on March 28, the Provincial Department of Finance successfully held the first H...[Details]
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Current mode control chip circuit diagram
Figure 1. Current-mode control chip circuit diagram
The circuit diagram is shown in Figure 3. The circuit works in the flyback mode, using a 0.2 oh...[Details]
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