PROJECT CASE
Guangda Electric Is A Professional Organization Dedicated To Solving Power Quality Problems Of Users
The generator and municipal power dual supply medium frequency furnace from Guangzhou Diesel Engine Factory: 1. Power Factor: The control device can automatically switch between the generator and municipal power, ensuring that the overall power factor at the assessment point is not less than 0.96; 2. Harmonic Suppression Effect: The 5th harmonic current is reduced to 14%, and the 7th harmonic current is reduced to 8.7%; 3. Temperature and Noise: The user's generator temperature is significantly reduced, abnormal noise disappears, and the smelting cycle is noticeably shortened. 4. Supporting Components: A touch screen is used for status display and human-machine interaction, providing an intuitive display.
2025-02-13
Load of the hardware foundry: 3 units of 1.5-ton medium frequency furnaces, 2 in use and 1 as backup. 1. Power factor: The power factor has been improved from 0.88 to over 0.95, saving about 2% on electricity costs, and significantly shortening the smelting cycle; 2. Filtering effect: The harmonic currents of the 5th, 7th, and 11th orders have been reduced to 1.7%, 1.5%, and 1.2%, respectively; 3. Temperature noise: The operating temperature and noise of the transformer have been significantly reduced, enhancing the transformer's load-bearing capacity and extending its service life.
2025-02-13
User: Zhongtian Chuangzhan Ball Iron Co., Ltd. Name: Low Voltage Automatic Reactive Power Compensation and Harmonic Suppression Device Model: MSCGD-2920/0.75 Load: 1 unit of 5000kW medium frequency furnace 1. Power Factor: The power factor is improved from 0.77 to above 0.92, saving about 100,000 yuan in electricity costs per month, and reducing energy consumption per ton by 8.4%; 2. Filtering Effect: The 5th harmonic current is reduced to 13% of the fundamental current, and the 7th harmonic current is reduced to 7.6% of the fundamental current; 3. Temperature and Noise: The operating temperature and noise of the transformer are significantly reduced, allowing for full utilization of the transformer's capacity; 4. Supporting Components: Equipped with a liquid crystal display.
2025-02-13
How to use filters to improve harmonic issues during the operation of water pumps?
In the Shenzhen water plant, several variable frequency energy-saving pumps have been installed. 1. Power Factor: The power factor has improved from 0.86 to around 0.93, saving about 2% on electricity costs; 2. Filtering Effect: No faults have occurred since installation, and harmonic currents have significantly decreased, with the 5th harmonic reduced to 2.5% of the fundamental current; 3. Temperature and Noise: The pumps operate smoothly with no abnormal noise; the temperature and noise of the treatment devices are stable; 4. Supporting Components: An LCD screen is used for status display and human-machine interaction, providing an intuitive display.
2025-02-05
Solutions for Low Power Factor in Medium Frequency Furnaces/Industrial Furnaces
Industrial Furnace Load: 1 unit of 75kW industrial furnace 1. Power Factor: The power factor is improved from around 0.58 to about 0.90, saving approximately 29% on electricity costs; 2. Filtering Effect: The 5th, 7th, and 11th harmonic currents are reduced from 29.7%, 6.5%, and 8.0% of the fundamental current to 4.1%, 4.2%, and 5.6%; 3. Device Features: The filtering effect is not affected by system parameters; compact structure, small size, suitable for on-site installation; 4. Supporting Components: LCD screen status.
2025-02-13
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Guangdong Guangda Electric Co. Ltd.
Tel：18028173868
E-mail：gdgddq@126.com
Web：www.gd96.com
Add ：Building 3, No. 613, Xingtan Shuixiang Avenue, Gaozan Village, Xingtan Town, Shunde District, Foshan City, Guangdong Province