开关电源的平均效率(或平衡效率)标准
在网上下载了两个文件,是关于美国能源之星的关于开关电源的效率,但是不确切的明白
所谓的“平均效率(或平衡效率)”是怎能么回事?具的是怎样规定的呢?
请指教?先谢!
另:我做的这款的HB LLC 150W12V的这款机达到标准了吗?
HB LLC 150W12V 测试报告:
| | | AC IN(V)
| PF
| Pin(W)
| Vo(V)
| Io(A)
| 效率
| | 264
| 0.944
| 164.7
| 12.05
| 12.5
| 91.45
| | 240
| 0.956
| 165.2
| 12.05
| 12.5
| 91.18
| | 230
| 0.959
| 165.3
| 12.05
| 12.5
| 91.12
| | 220
| 0.961
| 165.3
| 12.05
| 12.5
| 91.12
| | 200
| 0.964
| 165.7
| 12.05
| 12.5
| 90.90
| | 180
| 0.969
| 166.1
| 12.05
| 12.5
| 90.68
| | 140
| 0.987
| 167.7
| 12.05
| 12.5
| 89.82
| | 120
| 0.993
| 170.7
| 12.05
| 12.5
| 88.24
| | 110
| 0.998
| 174.9
| 12.05
| 12.5
| 86.12
| | 90
| 0.997
| 175
| 12.05
| 12.5
| 86.07
| | 80
| 0.996
| 177.1
| 12.05
| 12.5
| 85.05
| |
|
|
|
|
|
| |
|
|
|
| 平均效率=
| 89.67
| |
|
|
|
|
|
| | Lpfc=265uH
|
|
|
|
|
| | Lr=205uH
| Lm=1218uH
| 39:3:3:5
|
|
|
| | 2013-5-17
|
|
|
|
|
| | 230V负载效率测试
| | | Io(A)
| Pin(W)
| Vo(V)
| 效率
|
|
| | 12.5
| 165.5
| 12.05
| 91.01
|
|
| | 11
| 145.3
| 12.05
| 91.23
|
|
| | 10
| 132.1
| 12.05
| 91.22
|
|
| | 9
| 118.9
| 12.05
| 91.21
|
|
| | 8
| 105.9
| 12.05
| 91.03
|
|
| | 7
| 92.9
| 12.05
| 90.80
|
|
| | 6
| 80
| 12.05
| 90.38
|
|
| | 5
| 67.5
| 12.05
| 89.26
|
|
| | 4
| 55
| 12.05
| 87.64
|
|
| | 3
| 42.1
| 12.05
| 85.87
|
|
| | 2
| 28.8
| 12.05
| 83.68
|
|
| | 1
| 15.1
| 12.05
| 79.80
| 平均效率=
| 88.59
| | 0
| 0.6
| 12.05
| 0.00
|
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