-
For high-power
UPS
, if the UPS rectifier is a three-phase full-controlled bridge 6-pulse rectifier, the harmonics generated by the rectifier account for nearly 25-33% of all harmonics, whi...[Details]
-
1 Main features of EM78P447S The EM78 series of MCUs are 8-bit high-cost-effective MCUs manufactured by Taiwan Elan Electronics Co., Ltd. using CMOS technology. This series of MCUs generally have bui...[Details]
-
It is reported that Germany will announce an investment of 1 billion euros (about 1.2 billion US dollars) to support the alliance's production of electric vehicle batteries. In addition, the German...[Details]
-
1. Acid Number (Acid Value) Acid value
refers to the amount of free acid contained in 1 gram of grease, wax or flux. The method of measurement is to dissolve the sample in hot alcohol and use t...[Details]
-
One network cable, one IP, and all operations are done by IE browser. Whether it is viewing waveforms, taking screenshots, or upgrading firmware, it's all done, it's that simple! 1. Operation s...[Details]
-
The transplantation of the boa server has been completed on the PC. For "Transplantation of Boa Web Server on PC", see http://www.linuxidc.com/Linux/2011-10/44729.htm. The following will introduce ...[Details]
-
Recently, Beijing issued the "Beijing Robot
Industry Innovation and Development Action Plan (
2023-2025
) (Draft for Comments)" (hereinafter referred to as the "Plan") to implement the "14th...[Details]
-
In various industries in the process of industrial production and scientific and technological research, various data are often collected. The commonly used collection method is to install data acq...[Details]
-
1 Introduction Programmable logic device (PLD) is a new generation of digital system logic device popular internationally today. It is mainly an "AND-OR" two-stage structure device. In addition ...[Details]
-
How to determine the main and auxiliary windings of a single-phase motor
The main and auxiliary windings of a single-phase motor can be determined by the following methods:
Judging by res...[Details]
-
Based on the basic principle and control strategy of photovoltaic grid-connected inverter, the structure of grid-connected inverter is designed, which adopts the front and rear two-stage structure wi...[Details]
-
Recently, Naxin Micro announced the launch of the automotive-grade CAN SIC (Signal Improvement Capability) NCA1462-Q1 based on its self-developed innovative ringing suppression patent. NCA1462-Q1 i...[Details]
-
According to 9to5mac, leaked iOS 14 code suggests that Apple is developing a Catalyst version of the Messages app. Since 2011, iMessage has gained several new features, including extension...[Details]
-
BYD e-platform 3.0 is an exclusive platform for pure electric vehicles. It currently has three models: Dolphin, Yuan Plus ( parameter | inquiry ) and Seal. At the eQiChat Shanghai event, BYD sh...[Details]
-
#include
#include intrinsics.h
#define uchar unsigned char
#define uint unsigned int
__flash volatile seg ={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f};
__flash flying tab ={0xfe,0xfd,...[Details]