48-1SBGRDB

With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]

This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]

We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]

Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]

Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]

Introduction my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]

1. Basic principles of organic/polymer solar cells The basic principle of organic/polymer solar cells is to use the photovoltaic effect generated by light incident on the heterojunction of sem...[Details]

1 Introduction In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]

There are two main ways to measure temperature: one is the traditional contact measurement, and the other is non-contact measurement represented by infrared temperature measurement . Tradit...[Details]

When designing a PLC system, the control scheme should be determined first, and the next step is to select the PLC engineering design. The characteristics of the process and the application require...[Details]

1 Introduction The ball nut is the internal thread element of the ball screw pair. Its precision directly affects the transmission quality of the ball screw pair. Due to its advantages such as...[Details]

1. Introduction Automobile pollution is one of the most important issues that people are most concerned about and need to be solved urgently. As an important method for detecting automobile ex...[Details]

0 Introduction In today's scientific research and engineering, CCD is increasingly widely used, but its driving pulse and signal acquisition requirements are high, and generally requires a relat...[Details]

Design Considerations After the long-term deployment of smart meters (automatic meter reading infrastructure), a two-way communication will be established between the utility and the consumer. The ...[Details]

1. Project Overview Changan Automobile Manufacturing Plant could produce 6 types of cars, with an annual output of about 80,000 vehicles. Its assembly line was manufactured in the late 1980s us...[Details]