21/08/2026
⚡Energy Saving Upgrade Case | Changhua Group
From “high energy consumption + frequent failures + lack of intelligence” to “Class 1 energy efficiency + stable operation + intelligent management” — one full-station upgrade, huge energy savings.
As a leading domestic auto fastener enterprise, Changhua Group faced high power consumption, frequent equipment faults, humid compressed air, high maintenance costs due to aging original air systems.
✅Deman Solution:
• 3 sets of Deman two-stage PM VSD air compressors with customized pressure
• Deman 5DV Intelligent PM VSD refrigerated air dryer+ heat recovery system
• Aluminum alloy super piping system
• Air Commander central control + Deman Cloud intelligent remote monitoring
Results:
• System efficiency upgraded from Class 4 to ultra Class 1; transmission efficiency 61.6%
• Annual power saving: 1,020,000 kWh; annual carbon reduction ≈969 tons
• Built the industry’s first 120m³ Class 1 Energy Efficiency Compressed Air Station
This is more than system renewal — it’s a full-scene intelligent energy-saving upgrade for auto parts enterprises.
📞If your factory has aging air systems and high energy costs.
Contact Deman now for exclusive customized energy-saving solutions.
• Website: https://www.demanac.com/
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• LinkedIn: https://www.linkedin.com/company/106501588/admin/dashboard/
• YouTube: https://www.youtube.com/channel/UCgKIh1weHV1XRB-OrlX9KWA