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High-power UPS harmonic control scheme
In which fields are UPS power supplies widely used? UPS power supply system equipment is the first type of information equipment, mainly used in the security protection of computer information systems, communication systems, mobile data network centers, etc. In the big data industry, big data ind...Read More -
Harmonic Control Scheme for Reactive Power Compensation of Mineral Arc Furnace
The reactance caused by the short network of large and medium submerged arc furnaces accounts for about 70% of the operating reactance of the heating furnace. The submerged arc furnace short network refers to the general term for various forms of low pressure and high current electrical conductor...Read More -
Control scheme of electric welding machine group dynamic compensation filter
Application field of spot welding machine 1. Welding of multilayer positive and negative electrodes of power battery, welding of nickel mesh and nickel plate of nickel metal hydride battery; 2. Electric welding of copper and nickel plates for lithium batteries and polymer lithium batteries, elect...Read More -
Active power filter device for harmonic control of intermediate frequency furnace
Load application Widely used in smelting and heating of non-ferrous and ferrous metals. Such as cast iron in smelters, general steel, stainless steel plate, alloy steel, copper, aluminum, gold, silver and aluminum alloy, etc. ; Steel and copper parts for diathermy forging, aluminum ingots for ext...Read More -
Working principle and functional characteristics of intelligent arc suppression and harmonic elimination device
Brief description of intelligent harmonic elimination and arc suppression device: In China’s 3~35KV power supply and distribution system, most of them are neutral point ungrounded systems. According to our company’s industry standards, when single-phase grounding occurs, the system is...Read More -
What serious harm can background harmonics do How to deal with background harmonics
Background harmonics are a unique scalar quantity, which is usually ignored by most production enterprises, even after the impact of machinery and equipment, it is impossible to determine the interference signal. Now the power supply system unit has clear regulations on the evaluation of power co...Read More -
What is harmonics, the purpose and function of harmonic control and power saving
1. The source of harmonic governance The term pulse current began with the mathematical analysis of pulse current related to acoustic materials. It has established a good foundation in the 18th and 19th centuries. Fourier et al. clearly proposed the harmonic analysis method, which is still widely...Read More -
What is an intermediate frequency furnace, and the harmonic control method of the intermediate frequency furnace
The intermediate frequency furnace is a power supply device that converts 50Hz AC power into intermediate frequency (300Hz to 100Hz) power, and then converts the three-phase AC power into DC power, and then converts the DC power into adjustable intermediate frequency current, which flows through ...Read More -
Power quality assessment process and required materials
Materials required for power quality assessment At present, power supply companies have more and more stringent requirements on power quality. The power consumption audit for enterprise expansion or new project construction is no longer just about whether the power system capacity and power facil...Read More -
Instructions for ordering arc suppression and harmonic elimination device
The scope of application of the intelligent arc suppression device: 1. This equipment is suitable for 3~35KV medium voltage power system; 2. This equipment is suitable for the power supply system where the neutral point is not grounded, the neutral point is grounded through the arc suppressing co...Read More -
Harmonic characteristics of power distribution systems in municipal, hospital, school and other buildings
As a unique area, hospitals use a lot of electrical engineering. Through the data collection and big data analysis platform of various electrical equipment in the hospital clinic, centralized and real-time diagnosis of various electrical parameters of electrical equipment is carried out, and base...Read More -
Harmonic characteristics of power distribution system in port and wharf industry
In order to meet the needs of large and medium-sized ships and global economic integration, as well as the constraints of economic and social development on resources and the environment and the development of ecological civilization in coastal ports, the development and design of deep water rout...Read More