參數(shù)資料
型號: AN2528D
廠商: 飛思卡爾半導(dǎo)體(中國)有限公司
英文描述: Standard Space Vector Modulation TPU Function Set (svmStd)
中文描述: 空間矢量調(diào)制標(biāo)準(zhǔn)聚氨酯函數(shù)集(svmStd)
文件頁數(shù): 5/28頁
文件大?。?/td> 514K
代理商: AN2528D
AN2528/D
Detailed Function Description
Standard Space Vector Modulation TPU Function Set (svmStd)
For More Information On This Product,
Go to: www.freescale.com
5
The following figures show the input Stator Reference Voltage Vector
components
u
á
and
u
a
, corresponding sectors and output PWM signal duty
cycle ratios:
Figure 2. Standard Space Vector Modulation Technique
The following equations describe how the Space Vector Modulation PWM
signal high-times
ht
A
,
ht
B
,
ht
C
and transition times
t
low-high
and
t
high-low
of each
channel are calculated:
0
60
120
180
240
300
angle
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
Phase C
0
60
120
180
240
300
angle
-1
-0.5
0
0.5
1
Components of the Stator Reference Voltage Vector
Standard Space Vector Modulation Technique
beta
Sector 1 Sector 2 Sector 3 Sector 4 Sector 5 Sector 6
360
Phase B
360
alpha
Phase A
d
a
β
β
u
T
U
=
=
α
α
u
T
U
β
U
=
X
2
U
3
Y
α
β
U
U
+
=
2
3
Z
α
β
U
=
Sector:
V.
IV.
III.
VI.
I.
II.
F
Freescale Semiconductor, Inc.
n
.
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