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May 20,2020
STATCOM STATCOM (Static Synchronous Compensator)continuously provides variable reactive power in response to voltage variations, supporting the stability of the grid. STATCOM operates according to voltage source converter (VSC) principles, combining unique PWM (pulse width modulation) with millisecond switching. STATCOM functions with a very limited need for harmonic filters, contributing to a sma...
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Jun 06,2020
Overview A New Generation in Power Factor Correction Today's automation equipment benefits us with greater convenience as well as cost savings from higher production efficiency. However, it can also bring significant wave distortion problems to the power grid that can lead to energy loss, increasing costs and many other power quality issues. A clean and efficient power system normally generates a ...
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Jul 17,2020
Problem High Electricity Bills in Steel Factory. Analysis To analyze the power quality at Steels Factory and to understand the Voltage, Current, Power Factor, Active power,Reactive power, Apparent power, THD profile and to suggest the required solution to improve Power Factor, to qualify for Utility PF incentive. Towards fulfilling the need, fixed Capacitor bank of 2400KVAr has been installed at 1...
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Sep 08,2020
Leading Provider of Technology One of the Leading Static Var Generator manufacturing base in China Exclusive to +/-100Mvar Statcom R&D manufacture Advanced and strong R&D center Patents Owner Based on IGBT National Industry standards drafters CE Certificate 101 national patens 1 national science and technology invention award Advanced Technologies Perfect Auto-diagnosis at Starting Stage D...
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Sep 15,2020
Leaders in Power Quality Solutions ZDDQ is one of leading manufacturers of power quality solutions from China. Here at ZDDQ we believe in creating and maintaining the highest quality power possible for our customers through an indepth understanding of power usage and electrical efficiencies. We source world’s best components to manufacture custom solutions to reduce maintenance and energy costs. N...
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Oct 04,2020
During 1st quarter in 2020, for the reason of Covid-19, Medium Voltage STATCOM projects are delayed or stopped in China. But from March, the conditions has been better and the projects status has been normal from the 2nd quarter. From the 2nd quarter to now,we have finished installatlion and commissioning of some Medium voltage Stacom projects, such as 10kv/4Mvar, 10kv/2Mvar, 35kv/12Mvar, 10k...
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Oct 30,2020
Our low voltage Static Var Generator has widely installed in many countries and has a good function and quality performance. In some countries, client use our SVG to compensate reactive power together with their capacitor banks, which is named as hybrid compensation system. In some countries, our SVG are used for power factor correction at the site where the load changes fast and frequently. And s...
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Nov 11,2020
With our best quality of our products and good relationship in the power quality field, we just received an important order for medium voltage capacitor banks. Backgroud. The rated voltage is 10kv. The total capacity is 35.4Mvar. There are individual type capacitor banks, central capacitor banks. Also there are fixed capacitor banks, and mulitipl-step automatic capacitor banks. As we know, STATCOM...
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Nov 23,2020
ZDDQ Static Var Generator SVG and Active Power Filter APF adopt dual interface of Current Transformer,which has great to facilitate new project design and adaptation to old projects. Our SVG and APF can accurately calculate the load harmonic current data and provide perfect compensation effect. For following sites, Both single module or multiple modules in parallel, Multiple active filter/SVGcabin...
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Nov 30,2020
Relations between Reactive power,power factor and penalty Power Factor penalty is spelled out in the contract between the Power Company and Industrial or Commercial customer with large three phase loads. If the contract calls for 85% Power Factor, once the customer’s power factor falls below 85%, the Power Company bills the Customer according to the agreed penalty rates. Industrial loads are mostl...
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Dec 22,2020
SVG: Static Var Generator ANHUI ZHONGDIAN ELECTRIC CO., LTD. static var generator is a static electrical device/equipment/system that draws controlled capacitive or inductive current from the electrical power system and thereby generates or absorbs reactive power. Permanently connected and switchable reactor and capacitor banks have been always used in AC power systems to ensure desirable voltages...
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Jan 27,2021
Overview ZDDQ Active Power Filter have exported to many countries all over the world. These filters are widely used in a number of industries such as oil & gas, manufacturing, water/wastewater, metal and mining, and paper and pulp. A harmonic filter is used to mitigate harmonics created by non-linear loads in electrical equipment. Classification Ⅰ. Product Insights Based on product type, ...
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Feb 18,2021
To all clients and friends, 2021 is Chinese Niu Year and Happy Chinese New Year. Best wishes to all our friends and clients from all over the world. Happy new year 2021 wishes for friends families. Warmest thoughts and best wishes for a Happy New Year. May peace, love, and prosperity follow you always. We have resume work On Feb 18th. Going on supporting power quality solutions Low voltage capacit...
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May 05,2021
A SECONDARY SOURCE Electricity is the set of physical phenomena associated with the presence and motion of matter that has a property of electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by Maxwell's equations. Various common phenomena are related to electricity, including lightning, static electricity, electric heating, elect...
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Jun 07,2021
Energy consumption pattern The energy pattern given in below table is helpful in understanding the way energy is used in a foundry and helps to control energy cost by identifying areas where waste can occur and where scope for improvement may be possible. It is observed that melting consumes a major portion of total energy consumed. SN Sections Energy Consumption 1 Melting(Furnance) 70% 2 Molding ...
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Jan 20,2022
Static Synchronous compensator (STATCOM) is a fast-acting device capable of providing or absorbing reactive current and thereby regulating the voltage at the point of connection to a power grid. It is categorised under Flexible AC transmission system (FACTS) devices. The technology is based on VSCs with semi-conductor valves in a modular two-level configuration. ZDDQ Statcom have installed in many...
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Mar 12,2022
ZD-HVSVG series HV static var generator/SVG/STATCOM using IGBT as the core power modules which can quickly and continuously provide capacitive or inductive reactive power, achieve constant reactive power, constant voltage and constant power factor control through the assessment point, and ensure the power grid is running stable, high efficiency and high quality. In the power distribution...
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Mar 27,2022
SVC: A static VAR compensator (SVC) is a set of electrical devices for providing fast-acting reactive power on high-voltage electricity transmission networks. Statcom: A Stati synchronous COMpensator (STATCOM) is a fast-acting device capable of providing or absorbing reactive current and thereby regulating the voltage at the point of connection to a power grid. Advantages of SVC SVCcontrol vo...
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