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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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Oct 28,2021
ZDDQ-AHF Active Harmonic Filter ZDDQ Active Harmonic Filter(AHF) is used to improve Power Quality through autonomous detection and dynamic filtering of harmonic currents present in power grid. ZDDQ Active Harmonics Filter is a perfect comprehensive solution to power quality problems with power grid such as harmonic wave, reactive power, and three-phase load unbalance. ZD AHF is connected in parall...
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Sep 29,2022
The ZDDQ SVG module we exported to Colombia in mid-September has been put into use and installed in an airport power distribution room somewhere in Bogota, and the compensation effect is good. The two modules are: 440V 60Hz 40kvar(50A) SVG Module and 440V 60Hz 80kvar(100A) SVG Module.
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Mar 17,2023
ZDDQ Active Power Filter Exported to Lebanon. We are ZDDQ, which is a professional designer and top manufacturer of power quality field. And we focus on power quality improvement and power factor correction since 2001. In recent years, our business sector in the Middle East has gradually expanded, and more and more customers choose to use ZDDQ products. The following is a 100A active harmonic filt...
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Jul 26,2023
Thanks to the customer's trust, we completed the production and delivery of 300kvar SVG in 10 days. The customer also successfully completed the installation. ZDDQ Power Quality Products ZD-APF Active Harmonic Filter ZD-SVG Static Var Generator ZD-DWT Thyristor Switched Capacitor Banks ZD-FGSVG MV Statcom ZD-GWJ MV Capacitor Banks
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Sep 18,2023
ZDDQ STATCOM FACTORY First-class production technology and the spirit of continuous innovation allow us to proudly display factory. European customers are welcome to visit our factory, see our manufacturing process with their own eyes, and experience this amazing field with us. Built with care and pursuing excellence, our factory welcomes you at any time!
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Nov 17,2023
ZDDQ, a professional manufacturer of power factor correction and harmonic mitigation field since 2001. Today let's talk about power factor correction and energy saving. Power factor correction (PFC) is a technique used to improve the power factor of electrical systems. The power factor is a measure of how effectively the current is being converted into useful work in an AC electrical system. A low...
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Nov 25,2023
ZDDQ is committed to the power quality industry, keeping up with the development of the field, and is now cooperating with FGI on the energy storage industry (ESS). An energy storage system (ESS) is a technology that stores excess electrical energy and releases it when needed. It helps to enhance the reliability, stability, and efficiency of electrical power systems by addressing the intermittency...
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Dec 25,2023
May God fill your yuletide season and all your days with immeasurable prosperity and joy! Merry Christmas!
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Dec 31,2023
Happy New Year to all ZDDQ Friends! May the coming year bring you joy, success, and many wonderful opportunities.
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Apr 01,2024
Energy storage has significant potential and offers several opportunities in various sectors. Here are some key chances associated with energy storage: Renewable Energy Integration: Energy storage can facilitate the integration of renewable energy sources like solar and wind power by storing excess electricity generated during periods of high production and supplying it during times of low product...
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Apr 25,2024
To connect a Static Synchronous Compensator (STATCOM) to a high voltage system, you need to follow a series of steps and ensure compliance with safety regulations: System Design: Determine the appropriate rating and configuration of the STATCOM based on the requirements of the high voltage system. Consider factors such as voltage level, reactive power compensation, and system stability. Equipment ...
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Jun 03,2024
33kV Capacitor Banks Static Reactive Power Compensation: Capacitor banks provide fixed reactive power compensation. Simple Technology: Consists of capacitors connected in series or parallel to provide reactive power. Advantages: Cost-Effective: Typically less expensive than STATCOM, making them a cost-effective solution for reactive power compensation. Simplicity: Easier to install and maintain du...
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Jul 01,2024
First of all, the operation of inductive equipment must establish a magnetic field (such as a motor). Since the instantaneous start-up of large equipment requires the power grid to provide a large amount of Reactive Current to establish a magnetic field, the voltage of the system will be greatly reduced at the moment of equipment startup, causing other equipment to be protected or unable to operat...
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Jul 23,2024
UPS and Energy Storage Technology are two different power systems. Their main differences lie in their working principles, application scenarios, and energy storage methods. The main working principle of UPS is to convert the input AC power into DC power through power conversion circuits and batteries and other devices, and then convert it back to AC output through inverters. When the input power ...
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Sep 28,2024
The low-voltage power distribution system consists of a distribution substation (usually reducing the transmission voltage of the power grid to the distribution voltage), a high-voltage distribution line (i.e., a voltage above 1 kV), a distribution transformer, a low-voltage distribution line (a voltage below 1 kV), and corresponding control and protection equipment. Generally includes: Main equip...
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Sep 30,2024
Notice All departments of the ZDDQ: In light of the actual situation of the company, arrangements are now made for the National Day holiday in 2024, as follows： Take a 7-day holiday from October 1 to October 7. Work as usual on October 8. Pay attention to safety during the holidays, and wish you all a happy holiday.
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Oct 08,2024
Static Var Generator (SVG) modules and panels are essential components in reactive power compensation systems, designed to improve power quality and stabilize voltage in electrical networks. Here's an overview of both: 1. SVG Modules Function: These are the core components responsible for providing dynamic reactive power compensation by injecting or absorbing reactive power in response to varying ...
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