The mathematical model of three-phase high-frequency PWM rectifier is studied, the basic principle of predictive current control method is analyzed, and the method of voltage control loop calculation ...
Are Tornado and VxWorks free? If they are free, where can I download them? If they are not free, where can I buy them? How much does 5.0 cost? I only do application layer development and do not involv...
Under EVC: CWnd g_wndBrowser ; g_wndBrowser.CreateControl( CLSID_WebBrowser, NULL, WS_VISIBLE | WS_CHILD, rect, //Crect pWnd, //ParentWnd AFX_IDW_PANE_FIRST)) always returns 0. What may be the reason?...
:)[size=6]When I tested it, I used a multimeter to detect the output voltage of 1.200V. When I used the development board to detect the voltage, it always fluctuated between 1.1-1.3. [/size]:Sad:[size...
[align=center][img]http://www.hiecube.com/uploadfile/b/ytp8EeDAlfr5k6MDCMd3.jpg[/img][/align] Most of the power supplies we come into contact with in daily life can be roughly divided into power trans...
[i=s]This post was last edited by ywlzh on 2016-8-7 00:58[/i] [font=新宋体][size=4] It is still for controlling LED lights, but in a different way, using platform, call it device model or virtual bus, th...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[Details]