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Abstract: An implementation plan of a direct grid-connected inverter based on the TMS320LF240 DSP chip of American TI Company is proposed. The grid-connected inverter adopts a frequency-doubled SPWM c...[Details]
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Recently, Cadillac officially released the fourth-generation electromagnetic suspension technology (MagneRide 4.0). It is reported that this technology will be first installed on models such as CT4-V...[Details]
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1. Rectifier diode:
Diode is an indispensable device in power electronic system, used for rectification, freewheeling, etc. At present, the following three options are more commonly used:
...[Details]
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1.
LED
package discolors after short baking and long baking.
Reasons: 1. The stacking in the oven is too dense and the ventilation is poor.
2. The local temperature of the oven is ...[Details]
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/* DS18B20 read temperature byte program This function took me a lot of time. The main problem was that it didn't work when 51 could. I didn't solve it until today. It turned out that the values of...[Details]
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DDS (Direct Digital Synthesizer) DDS is the abbreviation of direct digital frequency synthesizer. In addition to the most basic frequency synthesis function, direct digital synthesizer is also a flex...[Details]
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On September 17, the 2020 23rd China Integrated Circuit Manufacturing Annual Conference and Guangdong Integrated Circuit Industry Development Forum opened grandly. Zhou Weiping, Executive Vice Presid...[Details]
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In the instrument measurement circle, the first instrument a beginner must learn is the oscilloscope. In addition to being able to operate it, it is also necessary to understand the common terms of t...[Details]
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Master the simple programming of industrial sequential control programs and the use of interrupts.
Experimental content
1. Experimental principle diagram:
2. Experimental content...[Details]
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For a 10kv inverter, the secondary voltage of the phase-shifting transformer is 1900v, the DC voltage of the power unit is 2700v, and 3 power units are connected in series per phase, so only 9 powe...[Details]
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Freescale's S12 series 16-bit MCU is widely used in body control systems, and is used in body ECUs such as body controller BCM, door lock module, RKE receiver, smart actuator, and lighting module. ...[Details]
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Automobiles consume about 40% of the world's total oil production. Energy shortage (oil) and environmental protection have triggered a boom and direction in the development and manufacturing of ele...[Details]
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Wang Jiangping, member of the Party Leadership Group and Vice Minister of the Ministry of Industry and Information Technology, hosted a symposium on the operation of industrial economy in the first h...[Details]
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Siemens launches browser-based cloud software that integrates manufacturing, operations, collaboration, design and simulation in one unified solution
Zel X can be customized t...[Details]
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"Next year, Chery will have to be more aggressive in its intelligentization! It must be at the top of the industry!" On October 18, Yin Tongyue, Secretary of the Party Committee and Chairman of Che...[Details]