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News
A Shandong-based carbon enterprise adopts a 1,120 kW high-voltage, high-speed permanent-magnet motor to boost aluminum-carbon production.
In energy-intensive industries such as aluminum carbon production, electric motors are among the core pieces of equipment. Permanent‑magnet motors are increasingly becoming the preferred solution for enhancing energy efficiency and productivity on these traditional industrial lines. Carbon‑production processes operate continuously with significant load fluctuations, amid high dust levels in the workshop and prolonged, full‑load operation; this results in substantial motor losses and frequent maintenance requirements.
23
2026
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Cooling towers operate year-round in high-temperature, high-humidity conditions—so why do conventional drive systems always struggle to cope?
As a core ancillary piece of equipment in industries such as chemical processing, fermentation, power generation, steelmaking, and nonferrous metals, cooling towers play a critical role in reducing the temperature of industrial circulating water. However, the harsh operating conditions inside cooling towers—characterized by consistently high temperatures and humidity and extremely high steam concentrations—place severe demands on components like fan drives. Traditional drive solutions have long been plagued by numerous operational and maintenance challenges as well as significant energy‑consumption inefficiencies.
13
Praised Across the Seas! A Peruvian Client Sends a Letter of Gratitude for Our Engineers’ Professional Services
In October 2025, the Shougang Peru team visited Nanjing Diwa Permanent Magnet for an on-site inspection and selected our company’s permanent‑magnet coupler products for implementation in a mining project. To ensure the smooth installation and commissioning of the overseas equipment, the company dispatched engineer Fang Liangliang to Peru to provide technical support on site.
07
Frequent shutdowns of asynchronous motors leading to raw material waste? This direct-drive mixing motor has the solution for you.
In a high-torque application for mixing equipment at a silicon‑industry enterprise, the original design employed a 55 kW induction motor paired with a gearbox. However, due to the material’s excessively high viscosity, the induction motor was unable to deliver sufficient torque at low speeds, resulting in frequent unexpected shutdowns during operation.
06
The “heart” of mining equipment gets another upgrade—specially customized motor DYT‑YCB560.
On the front lines of mining operations, equipment faces challenges far beyond what one might imagine—high dust levels, severe corrosion, and continuous operation—each posing an extreme test of reliability. Previously, we successfully delivered three specially customized explosion-proof fan motors, model DYT‑YCB560, to a major mining group. These motors are deployed on counter‑rotating axial fans in the central return air shaft of a pyrite mine, earning high praise from the customer for their outstanding performance.
21
05
Nanjing Diwa Permanent Magnet has been honored as a “Outstanding Supplier” by Dazhong Mining, marking the launch of a comprehensive strategic partnership!
On April 29, 2026, the Fourth Supplier Conference of Dazhong Mining, themed “United in Purpose, Striving for a Bright Future,” was successfully held in Guangzhou.
Diva permanent-magnet direct-drive motors empower energy-efficiency innovation in the nonferrous metals industry!
Recently, Nanjing Diva successfully delivered a batch of 45 DYT-series permanent-magnet direct-drive motors to a large nonferrous metals enterprise in Yunnan Province, leveraging groundbreaking drive technology to overhaul the company’s production drive system, break through longstanding efficiency bottlenecks and operation-and-maintenance challenges in the industry, and showcase the strength of China’s permanent-magnet technology.
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04
Driving the Future with Intelligence, Greening the Spring City: Diwa Permanent Magnet Debuts at the 16th International Biofermentation Expo 2026
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