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With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
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Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
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Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
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The construction of voltage and current feedback amplifier application circuits is generally the same, except for a few key points.
Current feedback amplifiers have higher sl...[Details]
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1. Introduction
The novel bidirectional high-frequency link inverter has the advantages of bidirectional power flow, high-frequency electrical isolation, simple topology, and two-stage po...[Details]
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Abstract: Based on CPLD as the core, a manageable SAS hard disk backplane is designed. While conveniently replacing the faulty hard disk, it can indicate the working status of the hard disk by cont...[Details]
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High brightness LEDs (HBLEDs) are rapidly gaining popularity in the automotive, consumer electronics, and industrial markets. Brilliant colors, long life, and high energy efficiency are some of the...[Details]
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Abstract: Fiber optic communication is the main communication mode of data communication system nowadays, and its performance directly affects the quality of data communication system. This paper u...[Details]
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Ultrasonic flow meter
Ultrasonic flowmeter is an instrument that measures flow by detecting the effect of fluid flow on ultrasonic beams or ultrasonic pulses. As a non-contact measuring instrumen...[Details]
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Lithium-ion batteries are an ideal power source due to their high operating voltage, small size, light weight, no memory effect, no pollution, low self-discharge, and long cycle life. In actual use, i...[Details]
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White light LED lighting has been widely recognized by everyone for its high efficiency, low power consumption, energy saving and environmental protection. In essence, LED is a light-emitting diode. I...[Details]
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(1) The ability of machines to establish communications
When the Universal SMT machine is just turned on, the machine state variable (INITCOMMSTAte) is set, and the machine attempts to establish c...[Details]
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This thermostat controller has the characteristics of wide application, high precision, low cost, easy installation and adjustment.
Working Principle
The thermostat controller consists o...[Details]
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The emergence of energy crisis and the enhancement of environmental protection awareness have made people have stronger demands for new pollution-free energy, and wind power generation has grad...[Details]
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For the production of
LED chips
, the selection of substrate materials is the primary consideration. The appropriate substrate should be selected according to the requirements of the equi...[Details]
PCB Design
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