What are the key points for setting the PID function parameters of the inverter?

Fuji Electric has set forth its management philosophy of "Contributing to a Rich Society, Challenging the Limits of Creativity, and Developing in Harmony with the Natural Environment," and one of the pillars of its management policy is to contribute to the sustainable development of society through energy and environmental businesses. This article will focus on the energy sector ...

民为国基，谷为民命，勤俭节约是中华民族的优良传统，粮食安全是国家安全的重要基础。当前国内外安全形势错综复杂，突如其来的疫情使得全球粮食安全面临多重挑战。202010月16日是世界粮食日，中 ...

Shanghai has issued a red high temperature warning for several days, and the temperature of 40.9°C has tied the highest record since 1873. The root cause of the continuous high temperature and heat wave events in many places in the northern hemisphere is believed to be the global warming trend. Global warming is happening at an unprecedented rate, and several ...

On March 16, 19, Fuji Electric Power Semiconductor Symposium was held in Guangzhou. More than 90 customers and agents from all over the country were invited. Fuji Electric looks forward to carrying out in-depth communication with you according to the publicity and education content of this seminar, so that everyone can have a good understanding of Fuji Electric.

During the epidemic, citizens need to have their body temperature measured when they enter communities, companies, and shopping malls, and there are many questions about infrared forehead thermometers, ear thermometers and other appliances. The reporter interviewed experts from the Metrology Department of the Shanghai Municipal Market Supervision Bureau on the issues that the public was concerned about, and answered some questions about the forehead thermometer ...

The frequency conversion speed regulation function of the inverter (hereinafter referred to as -VFD) is to convert the three-phase power frequency (50Hz) AC power supply (or any power supply) into a three-phase AC power supply with adjustable voltage and frequency. Frequency conversion speed control device can also be sometimes called VVVF, which is mainly used to adjust AC motors (asynchronous or synchronous machines).

Manual pipe-flange welding needs professional welders to weld, not only high cost, but also has problems such as low welding efficiency, unstable welding quality and high labor intensity, Jinan Jinluding Welding Technology Co., Ltd. developed H1440T series pipe-flange automatic welding can effectively solve the flange connection ...

【问题】载波频率对变频器及电机的影响是什么？ 【解答】1、载波频率对变频器输出电流的影响 （1）运行频率越高，则电压波的占空比越大，电流高次谐波成份越小，即载波频率越高，电流波形的平 ...

Introduction to the main products and functions 1.1 Water supply frequency conversion cabinet (1) Ordinary water supply frequency conversion cabinet: this product can control a water pump motor frequency conversion water supply and a water pump motor power frequency water supply at the same time, and the power of the water pump motor is between 0.75KW and 5.5KW. The water supply capacity of the product can meet the needs of ...

位于上海自贸区临港新片区的上海积塔半导体，总投资规模359亿元建设月产能6万片的8英寸生产线和5万片12英寸特色工艺生产线项目及上海新昇半导体300毫米半导体硅片的生产基地。临港2家标志性半导 ...

On June 12, 2019, the 17th China International Environmental Protection Exhibition (CIEPEC2019) will be held at the China International Exhibition Center (Jing'an Zhuang Pavilion) in Beijing. More than 700 domestic and foreign exhibitors gathered together to showcase their environmental protection technologies and products. ...

An electric energy control device is used in many industries, which can play a good role in energy saving. In the process of using the inverter, there will be noise and vibration problems, so what are the causes of these problems? And how to deal with it? Below the small ...

On November 26, the instrumentation industry is an industry with a high degree of integration of manufacturing and informatization, and it is also one of the most typical industries for the development of high-tech industries. "On November 26, the 2020 Instrumentation Industry Development Summit was held in Shangyu District, Shaoxing City, Zhejiang Province.

1. The working principle of Fujifilm ultrasonic flowmeter A complete set of Fujifilm ultrasonic flowmeter is composed of ultrasonic generator, ultrasonic receiver, electronic circuit, flow display, accumulation system and other structures. The principle of ultrasonic flowmeter is shown in Figure 1. As you can see from Figure 1, ...

高端仪器仪表的国产化一直是国内配备制作业的软肋。在今年的全国两会，这一话题被多位代表委员提起，并引发广泛评论。 仪器仪表职业展开现状怎么？怎样打破高端科学仪器商场被国外厂商长时间独 ...

DN20 Turbine Flowmeter Description—It has the characteristics of simple structure, high measurement accuracy, long service life, simple operation and easy maintenance. It is widely used in metallurgy, chemical industry, petroleum, urban construction, environmental protection, food and other fields. 1. Technical parameters: Executive standard: Turbine flow sensor (JB...

Fuji flow meters have a long history of excellence in the industry, with a wide range of measurement principles to choose from, and seamless system integration into user systems, Fuji flow meters are used in a wide range of industries. The following is an explanation of the environment that should be avoided when installing a Fujifilm flow meter. ...

Fuji Electric Corporation (headquartered in Tokyo, Japan, President Mitsuhiro Kitazawa) is pleased to announce the addition of a 1200 V rated voltage to its discrete IGBT*1 XS series line, providing industry-leading low losses. As the world moves closer and closer to achieving a low-carbon society, ...

变频器是将工频电源转换为变频电源的一种装置，介于工频电源与用电设备之间。变频器是比较典型的电力电子装置，其硬件核心是电力电子元器件和微处理器芯片。电力电子元器件、输入输出铜排与前端 ...

The circuit board of the inverter mainly includes the power board, the control board, the driver board and the panel. 1. Resistance Resistors are represented by the letter R on the circuit board in ohms (Ω), kiloohms (K Ω), and megaohms (MΩ) The resistor symbol indicates: 1. According to the resistance value characteristics, it can be divided into fixed resistance ...