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Rectification circuits are widely used in DC motor speed regulation, DC voltage regulation and other occasions. The three-phase half-controlled rectifier bridge circuit structure is a common rect...[Details]
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1 Introduction
Cascade speed regulation
It is a classic high-efficiency and energy-saving speed regulation scheme, and the high-frequency chopper cascade speed regulation system ...[Details]
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In order to promote energy conservation, government agencies or regulatory organizations around the world have formulated different LED lighting specifications, mainly in terms of power factor ...[Details]
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The intelligent medical system with PACS as the main body proposes an overall solution for digital hospitals from two levels, namely the core level and the department level. At the department level...[Details]
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TD650 is a high-precision, high-frequency monolithic integrated voltage /frequency (V/F) and frequency/voltage (F/V) conversion circuit. The main features are: ① High operating frequency, the ...[Details]
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Suzhou Ecological Environment Bureau released the review opinion on the environmental impact report of Canadian Solar's annual production of 3GW inverter project. The approval category is: approval...[Details]
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Title: Use nested conditional operators to complete this question: students with grades = 90 are represented by A, those with grades between 60-89 are represented by B, and
those with grades belo...[Details]
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Computer memory chip specialist Micron has reportedly launched a plan to invest $31 billion in a massive manufacturing complex in Clay Township, N.Y., north of Syracuse, to build four 600,000-square-...[Details]
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The color and efficiency of LEDs are related to the materials and processes used to make them. Currently, red, green, and blue are widely used. Since LEDs have a low operating voltage (only 1.5-3V)...[Details]
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The frequency offset measurement method developed in the vector network analyzer can effectively solve the problem of reciprocity difficulties and the need for mixer/converter consistency testing. It...[Details]
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As the usage rate of test instruments increases, instruments will inevitably fail. The maintenance of such instruments brings new challenges to our maintenance personnel. This requires us to have a w...[Details]
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Using DMA to read data from the serial port to the memory is the same as moving data from the memory to the serial port, but you need to pay attention to the different DMA channels used. Once configu...[Details]
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This paper mainly introduces the electronic circuit design of permanent magnet brushless DC motor control system based on Field Programmable Gate Array (FP-GA) and EDA methodology. FPGA is a high-den...[Details]
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At present, the driving force of automobiles mainly comes from power units, transmission devices and brake devices. A crazy idea that was proposed more than 100 years ago is gradually becoming a real...[Details]
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Three-phase inverters are usually designed to drive three-phase motors, while single-phase inverters are used to drive single-phase motors. Converting a three-phase inverter to single-phase use req...[Details]
MEMS sensors
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