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搅拌器挡板计算
Selected 挡板, 搅拌器.
挡板
搅拌器
挡板
搅拌器
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搅拌器挡板计算
项目号
ITEM NO.
The Baffle plate of mixer calculation
文件号
DOC. NO.
输入数据
Input Data
10-6mm/mm°C
FIG:
Baffle
sketch
搅拌器功率
The agitator power
P
11
KW
搅拌器转速
Rotate Speed of agitator
N=
85
r/min
罐体内径
Inside Diameter of shell
D=
1800
mm
挡板数量
Baffle plate NO.
n
b
=
4
挡板固定点数
NO. of support for one baffle
n
s
=
3
挡板宽度
Width of baffle
B
W
=
160
mm
挡板厚度
The thickness of baffle
T
1
=
8
mm
挡板支撑板宽度
Width of baffle support
W=
80
mm
挡板支撑板厚度
Thickness of baffle support
T
2
=
8
mm
厚度附加量
T
hickness tolerance plus CA
C=
0
mm
挡板至罐壁距离
Distance of baffle to shell
B
C
=
50
mm
挡板支撑点最大距离
Support distance
B
S
=
1200
mm
设计温度下许用应力
Allowance stress at design temp.
[σ]=
113
Mpa
安全系数
Safe factor(1.5~2)
α=
2
设计计算
Checking strength
搅拌力矩
Stirring moment
T=973760P/N=
126016
kgf.mm
对挡板推力
The force to baffle
F
b
=T/n
b
(D/2-B
W
/2-B
C
)=
40.91
kgf
最大弯矩
The max. moment of baffle
M
max
=F
b
B
S
/8(n
s
-1)=
3068.57
kgf.mm
挡板需要厚度
The required thickness of baffle
t
1
=
√
(6M
max
α/(10B
W
[σ]))=
0.45
mm
筋板需要厚度
The required thickness of rib
t
2
=6M
max
α/(10W
2
[σ]))=
0.01
mm
挡板有效厚度
The effective thickness of baffle
T
b
=T
1
-C=
8.00
mm
筋板有效厚度
The effective thickness of ribs
T
r
=T
2
-C=
8.00
mm
判别依据
Evaluate
t
1
<=
T
b
判别依据
Evaluate
t
2
<=
T
r
The baffle thickness is OK!
The baffle support thickness is OK!
搅拌器挡板
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