Causes of Transformer Noise and Mitigation Methods
Noise comes from core magnetostriction, lamination vibration, and winding movement. [...]
How to Lower Transformer Temperature Rise
Temperature rise is due to copper and core loss. Solutions [...]
How to Reduce No-Load Loss in Mains Transformers
Reducing no-load loss involves using high-quality silicon steel, optimizing flux [...]
Noise in Toroidal Transformers for Audio Equipment
Noise arises from magnetostriction and winding vibration. Toroidal cores are [...]
Primary Power, Transformer Structure, and Voltage Regulation
Primary power rating determines core flux density and winding current. [...]
Relationship Between Voltage Regulation and Copper Loss
Voltage regulation—the change in secondary voltage from no-load to full-load—is [...]
Relationship Between Transformer Current Density and Copper Loss
Copper loss is proportional to the square of winding current [...]
Causes of Secondary No-Load Voltage Out of Specification
Secondary voltage may deviate due to incorrect turns ratio, excessive [...]
How to Measure Magnetic Performance of Silicon Steel Cores
Magnetic performance is characterized by the B-H curve and core [...]
Is Lower No-Load Current Always Better?
While lower no-load current reduces energy loss, it must be [...]