This case is a configuration case of using a Profinet to RS485 gateway to connect three multi-function power meters.Required equipment: a Siemens 1200PLC, a Profinet to RS485 free protocol gateway, an...
I saw a piece of news today, and I'd like to share some of the content with you:The first year of sodium-based batteries is approaching, and various players are working on key technologies to accelera...
This diode has no problems in most of the occasions of use. In some occasions, the diode burns out, the rectification and freewheeling parts are broken, short circuit or open circuit, see the table ab...
In the book, the priority encoder is more about analyzing from the circuit diagram to the logical expression and then writing the truth table, but when designing, we often start from the logic, write ...
The epidemic is so serious, but the express delivery is not slow at all, which is really awesome. I bought a few stm32F0 boards.I have been staying at home. Now I can play with the board....
1 Introduction
As the main equipment of the power system, the transformer (referred to as: main transformer) is of vital importance for safe and stable operation. Monitoring the temperature of ...[Details]
The structure and voltage output characteristics of the linear output throttle position sensor are shown in Figure 1. Its two contacts (or contacts) are linked to the throttle shaft, and one contac...[Details]
How to evaluate the loss and junction temperature of IGBT modules? Infineon's official online simulation tool IPOSIM is an important reference for IGBT module selection. This article will provide a c...[Details]
Small and medium power general-purpose inverters are generally voltage-type inverters, which adopt AC-DC-AC working mode. When the inverter is just powered on, the filter capacitor on the DC side h...[Details]
Recently, Intel CEO Pat Gelsinger said that Intel will complete its "five process nodes in four years" plan . Intel's progress in process technology is being fully recognized by third parties. I...[Details]
As we all know, EDA requires large capital investment, high technical difficulty, long R&D cycle, and emphasis on experience, which has always been a shortcoming in the development of my country's se...[Details]
As we all know, Web 3.0 represents the next generation evolution of the Internet, which places data, identity and value exchange in a decentralized environment and enables further applications throug...[Details]
First, create a new VI project
Next, drag and drop a display panel on the front panel.
Then, press CTRL+E to switch to the program panel to edit the program block diagram. Right-click a...[Details]
basic concept:
SCI uses the NRZ data format, using negative levels to represent one binary value and positive levels to represent another binary value, and does not use zero levels. The idle state is...[Details]
As we all know, a complete photovoltaic system is composed of photovoltaic modules, inverters, brackets, cables, and other parts. As the key component of the photovoltaic power generation system, a...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, the factory-installed battery needs to last for more than 10 years. T...[Details]
Lenovo has been warming up for the Savior Y90 gaming phone recently. Lenovo has also released the internal cooling of the Y90 phone. The phone uses a dual-fan + dual-radiator fin design, which...[Details]
Our reporter Li Wenshan Recently, data released by the China Automotive Power Battery Industry Innovation Alliance showed that from January to July this year, the cumulative installed capacity of powe...[Details]
Porsche has applied for a patent for an adjustable roof that could increase the cabin space of self-driving cars, thereby increasing occupant comfort. It is understood that this patented technology...[Details]
This paper discusses some weak signal amplification problems by combining the specific circuit introduction of SGI high-sensitivity two-line oscilloscope shaft power microvolt DC amplifier , in order...[Details]
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