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Graphics Interchange Format  |  1996-01-05  |  93KB  |  499x422  |  8-bit (140 colors)

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OCR: Telawindows Column diagnostics based on pressure variation Faults: [X] Low sorbant porosity Run batch pressure bias -150.0 150.0 5.0 Unmodeled Pressure (Based on sensor validation model) Variation Fuzzy Evidence Protein Combination Column sorbent problem Resolution ¥2.0 Variation 2 1015 High pressure- unknown cause Hi Pressure Plugged column inlet Pressure Operator Query $500 Severe Hi Pressure Sensor biased high Bypass Column Stop Pump EMERGENCY SHUTDOWN Figure 9. Fuzzy logic network for root-cause diagnosis of high col- umn pressure.

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