Statistical Design of Experiments
Statistical Design of Experiments
Countermeasures for Noise
Countermeasures for Noise
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Ignore Them...
Ignore Them...
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Could result in fire fighting later on.
Could result in fire fighting later on.
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Control or Eliminate Them...
Control or Eliminate Them...
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Standardization
Standardization
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Failsafingor the product.
Failsafing
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Eliminating the cause may be expensive.
Eliminating the cause may be expensive.
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Noise factor becomes a control factor.
Noise factor becomes a control factor.
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Compensate for Effects of
Compensate for Effects of
Noise...
Noise...
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Feedback controls in manufacturing
Feedback controls in manufacturing
or the product.
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Adds complexity.
Adds complexity.
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Noise factor becomes a signal.The focus of Robust Design
Noise factor becomes a signal.The focus of Robust Design
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Minimize the Effects of Noise...
Minimize the Effects of Noise...
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Most cost effective approach
Most cost effective approach
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Select design parameter values so
Select design parameter values so
the system is least sensitive to
the system is least sensitive to
noises
noises
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