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0 Introduction By analyzing the three-parameter water injection profile logging data of domestic water injection development oil fields in recent years, the main problems revealed are: high gamma bac...[Details]

0Introduction The power grid has long relied on manpower to read commercial and domestic electricity data, which is extremely inefficient. Meter reading data statistics mainly rely on manp...[Details]

According to foreign media reports, Ford Motor Company has obtained a patent for a new automatic charging system. The patent application was submitted on September 10, 2020, published on Septemb...[Details]

1. The certainty of the program is greater than that of the hardware. Don't be afraid of program problems. 2. The most important thing for writing a program is not to learn a certain language, ...[Details]

　　① After the instrument is powered on, it should be preheated for a certain period of time so that the stability of the crystal frequency can reach the specified index. The preheating time for the E...[Details]

Schott Solar has successfully developed the latest industry-leading 156x156 monocrystalline silicon solar cells, which the Fraunhofer Institute in Freiburg has unilaterally confirmed to have a powe...[Details]

The question arises: Why should it be made into a lib library? 1. Some people do not want to make their own source code public, but at the same time the library files need to be able to be called nor...[Details]

(Image source: lairdthermal official website)  Laird Thermal Systems has introduced the HiTemp ET series of Peltier cooler modules that can operate at high temperatures to provide on-site coolin...[Details]

Create a project, edit source files, add files to the project, set project properties, compile and link options, make! Error ： A1163E： Unknown opcode vector.s line 14 14 00000020 Reset_Addr DCD Reset...[Details]

According to foreign media reports, Ford Motor Company has applied to the US Patent and Trademark Office (USPTO) for a new patent: a steering wheel pre-processing system. Image source: U.S. Pate...[Details]

Here is the most complete illustration of car parts for everyone, it is worth collecting! Open the engine cover and this is what it looks like (this is the 4A13 engine, other models may have d...[Details]

Scientists at Peter the Great St.Petersburg Polytechnic University (SPbPU) are developing a technique to print electrodes for tiny lithium-ion batteries using an inkjet printer . The ongoing research...[Details]

The selection of the main power components of the inverter is crucial. Currently, the most commonly used power components include Darlington power transistors (GTR), power field effect transistors ...[Details]

This article first introduces the switching process based on the gate charge characteristics of power MOSFET; then introduces a more intuitive and clear method to understand the switching process of ...[Details]

1. Lithium-ion battery (Li-ion) Technical details: Lithium-ion batteries are one of the most popular types of batteries in the electric vehicle market. They use lithiu...[Details]