文档介绍：2020
FMEA失效模式和影响分析
列出你的项目的一些好处:
_______________________________________
_______________________________________
___ Mode
Failure Effects
S
E
V
Causes
O
C
C
Controls
D
E
T
R
P
N
Actions
Plans
p
S
p
O
p
D
p
r
p
n
0
0
0
0
0
0
0
0
0
0
步骤 4a: 描述故障影响
故障如何影响功能
故障如何影响其它系统、功能、部件等等
故障如何影响客户感受
除了我们自己的产品外，还有什么影响呢
立即的和延迟的影响
性能降低
所有的故障都必须至少有一种影响
列出
故障影响
4a
评定严重性等级
就客户可能注意哪些方面而言:
Part/Product Name and No.:
Part/Product Owner:
Prepared By:
Process Name:
Process Owner:
FMEA Date (Orig): (Rev.)
Other Areas Involved:
Part/
Process
Failure Mode
Failure Effects
S
E
V
Causes
O
C
C
Controls
D
E
T
R
P
N
Actions
Plans
p
S
p
O
p
D
p
r
p
n
0
0
0
0
0
0
0
0
0
0
步骤 4b: 评定故障严重性等级
严重性
故障带来严重 后果
故障的后果可以忽略
得分
类别
5
(坏)
4
3
2
1
(好)
故障带来中等 后果
4b
评定严重性等级
Part/Product Name and No.:
Part/Product Owner:
Prepared By:
Process Name:
Process Owner:
FMEA Date (Orig): (Rev.)
Other Areas Involved:
Part/
Process
Failure Mode
Failure Effects
S
E
V
Causes
O
C
C
Controls
D
E
T
R
P
N
Actions
Plans
p
S
p
O
p
D
p
r
p
n
0
0
0
0
0
0
0
0
0
0
步骤 5a: 确定原因
列出故障可能的原因
5a
故障发生的概率
因果关系图
缺点树分析 (FTA)
Part/Product Name and No.:
Part/Product Owner:
Prepared By:
Process Name:
Process Owner:
FMEA Date (Orig): (Rev.)
Other Areas Involved:
Part/
Process
Failure Mode
Failure Effects
S
E
V
Causes
O
C
C
Controls
D
E
T
R
P
N
Actions
Plans
p
S
p
O
p
D
p
r
p
n
0
0
0
0
0
0
0
0
0
0
步骤 5b: 评定故障发生的概率
发生
高故障发生概率
中等故障发生概率
低故障发生概率
得分
类别
5
(坏)
4
3
2
1
(坏)
所列出的原因导致的故障模式发生概率
使用实际的缺陷数据
Part/Product Name and No.:
Part/Product Owner:
Prepared By:
Process Name:
Process Owner:
FMEA Date (Orig): (Rev.)
Other Areas Involved:
Part/
Process
Failure Mode
Failure Effects
S
E
V
Causes
O
C
C
Controls
D
E
T
R
P
N
Actions
Plans
p
S