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Principle of single-phase series motor
The single-phase series motor is the simplest series motor structure, which consists of an iron core, an armature and a brush. The motor uses the armatur...[Details]
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Contents The invention relates to an apparatus and a method for verifying temperature measurements in an ultrasonic flow meter. Background of the Invention Natural gas is transported from one place...[Details]
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Fenghua High-Tech issued an announcement stating that the company's board of directors received a written resignation report from Mr. Lai Xu, the company's director, vice president and chief financia...[Details]
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Nvidia wants to be Mobileye ? That's right, Nvidia in the future just wants to make more money in the automotive industry! A few days ago, NVIDIA released recruitment information on its official ...[Details]
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Bandwidth, sampling rate and memory depth are the three key indicators of digital oscilloscopes. Compared with engineers' familiarity and attention to oscilloscope bandwidth, sampling rate and memory...[Details]
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1. Introduction to the principle of matrix keyboard In the previous article, we introduced the use of independent keys. Independent keys require each key to use an IO port for reading. If there are m...[Details]
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The MCS-51 microcontroller has four bidirectional 8-bit I/O ports, of which P0~P3 are three-state bidirectional ports, and P1, P2, and P3 are quasi-bidirectional ports (when used as input, the port l...[Details]
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introduction
As the global energy crisis intensifies, electric vehicles, as green and environmentally friendly means of transportation, will become the trend of future automobile devel...[Details]
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Abstract: Design a solar power intelligent controller that uses low-power single-chip microcomputer P87LPC767 as the core of the control loop and low-pressure sodium lamp as the load. Under the con...[Details]
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Basic types of overcurrent protection methods and existing problems Commonly used overcurrent protection methods include current limiting type, current reducing type and cut-off type. The chara...[Details]
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The VF voltage of LED light sources for lighting is very low, generally VF = 2.75-3.8V, IF is 15-1400mA; therefore, the output voltage of LED driver IC is VF XN or VF X 1, IF constant current is 15...[Details]
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1. pH meter composite electrode The electrode that combines the pH glass electrode and the reference electrode is called a pH composite electrode. The one with a plastic shell is called a plastic...[Details]
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In the example shown in Figure 1, a junior engineer used an oscilloscope all wrong. His first mistake was using an oscilloscope probe with a long ground lead; his second mistake was placing both the ...[Details]
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Recently, the SNEC 8th (2023) International Energy Storage Technology, Equipment and Application (Shanghai) Conference and Exhibition was grandly opened. With the theme of "Integrating innovative p...[Details]
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Naxin Micro
Introduced the first 1200V
SiC
MOSFET
NPC060N120A series products, which have an RDSon of 60mΩ and are available in two
package
forms: through-hole TO-247-4L...[Details]