A NEW STANDARD IN METEOROLOGICALMONITORING .ppt
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1、A NEW STANDARD IN METEOROLOGICAL MONITORING SYSTEMS INSTALLED AT THE PERRY NUCLEAR POWER PLANT Jim Holian (SAIC) and Jamie Balstad (First Energy Corp),Meteorological Parameters,Systems A and B10 and 60 meter wind speed and directionDelta-t (60m-10m)10 meter temperature,Meteorological Parameters,Syst
2、ems A and B10 and 60 meter wind speed and directionDelta-t (60m-10m)10 meter temperatureSystem A only10 meter dew pointStation PressurePrecipitation,Meteorological Parameters,Design Basis,Two Beers,Design Basis,Two BeersValidation without elimination,Design Basis,Two BeersValidation without eliminat
3、ionReduce false 9 out of data,Design Basis,Two BeersValidation without eliminationReduce false 9 out of dataInclude onsite conditions/climatology,Design Basis,Produce a valid data set that is the “best of”,Design Basis (continued),Produce a valid data set that is the “best of”Reduce manual labor,Des
4、ign Basis (continued),Produce a valid data set that is the “best of”Reduce manual laborDecrease maintenance costs,Design Basis (continued),Produce a valid data set that is the “best of”Reduce manual laborDecrease maintenance costsIndependently shut down individual sensors,Design Basis (continued),Si
5、te-Specific Software,Detects the presence of wind direction shear between tower levels,Site-Specific Software,Detects the presence of wind direction shear between tower levels Identifies differences in the data attributable to tower interference,Site-Specific Software,Detects the presence of wind di
6、rection shear between tower levels Identifies differences in the data attributable to tower interference Recognizes light and variable winds,Site-Specific Software,Detects the presence of wind direction shear between tower levels Identifies differences in the data attributable to tower interference
7、Recognizes light and variable winds Identifies wind speed cup/threshold problems before they become obvious,Site-Specific Software,Site-Specific Software (contd),Recognizes delta-t differences attributed to sunrise/sunset/precipitation onset,Site-Specific Software (contd),Recognizes delta-t differen
8、ces attributed to sunrise/sunset/precipitation onset Identifies aspirator trips/fluctuations,Site-Specific Software (contd),Recognizes delta-t differences attributed to sunrise/sunset/precipitation onset Identifies aspirator trips/fluctuations Identifies problems associated with temperature/dew poin
9、t/precipitation interactions,Site-Specific Software (contd),Recognizes delta-t differences attributed to sunrise/sunset/precipitation onset Identifies aspirator trips/fluctuations Identifies problems associated with temperature/dew point/precipitation interactions Ability to turn off any sensor remo
10、tely,MAX WIND SPEED DIFFERENCE BETWEEN SYSTEMS A/B 3 MPH MAX WIND SPEED DIFFERENCE 10-60 METER 10 MPHMIN WD WHERE TOWER IMPACTS WIND SPEED - A 75 DEG. MAX WD WHERE TOWER IMPACTS WIND SPEED - A 100 DEG.MIN WD WHERE TOWER IMPACTS WIND SPEED - B 100 DEG. MAX WD WHERE TOWER IMPACTS WIND SPEED - B 115 DE
11、G.WD WHERE TOWER IMPACTS BOTH A/B WIND SPEEDS 100 DEG.,PNPP Site Evaluation Criteria,MAX WIND SPEED DIFFERENCE BETWEEN SYSTEMS A/B 3 MPH MAX WIND SPEED DIFFERENCE 10-60 METER 10 MPHMIN WD WHERE TOWER IMPACTS WIND SPEED - A 75 DEG. MAX WD WHERE TOWER IMPACTS WIND SPEED - A 100 DEG.MIN WD WHERE TOWER
12、IMPACTS WIND SPEED - B 100 DEG. MAX WD WHERE TOWER IMPACTS WIND SPEED - B 115 DEG.WD WHERE TOWER IMPACTS BOTH A/B WIND SPEEDS 100 DEG.,PNPP Site Evaluation Criteria,MAX WIND SPEED DIFFERENCE BETWEEN SYSTEMS A/B 3 MPH MAX WIND SPEED DIFFERENCE 10-60 METER 10 MPHMIN WD WHERE TOWER IMPACTS WIND SPEED -
13、 A 75 DEG. MAX WD WHERE TOWER IMPACTS WIND SPEED - A 100 DEG.MIN WD WHERE TOWER IMPACTS WIND SPEED - B 100 DEG. MAX WD WHERE TOWER IMPACTS WIND SPEED - B 115 DEG.WD WHERE TOWER IMPACTS BOTH A/B WIND SPEEDS 100 DEG.,PNPP Site Evaluation Criteria,MAX WIND SPEED DIFFERENCE BETWEEN SYSTEMS A/B 3 MPH MAX
14、 WIND SPEED DIFFERENCE 10-60 METER 10 MPHMIN WD WHERE TOWER IMPACTS WIND SPEED - A 75 DEG. MAX WD WHERE TOWER IMPACTS WIND SPEED - A 100 DEG.MIN WD WHERE TOWER IMPACTS WIND SPEED - B 100 DEG. MAX WD WHERE TOWER IMPACTS WIND SPEED - B 115 DEG.WD WHERE TOWER IMPACTS BOTH A/B WIND SPEEDS 100 DEG.,PNPP
15、Site Evaluation Criteria,MAXIMUM ALLOWABLE WIND SPEED 98 MPH MINIMUM ALLOWABLE WIND SPEED -0.1 MPHMIN WIND SPEED FOR WD VALIDATION 3 MPHMAX WIND DIRECTION DIFFERENCE A/B 15 DEG. MAX WIND DIRECTION DIFFERENCE 10-60 M 30 DEG.MIN WD WHERE TOWER IMPACTS DIRECTION - A 60 DEG. MAX WD WHERE TOWER IMPACTS D
16、IRECTION - A 80 DEG.MIN WD WHERE TOWER IMPACTS DIRECTION - B 80 DEG. MAX WD WHERE TOWER IMPACTS DIRECTION- B 110 DEG. WD WHERE TOWER IMPACTS BOTH A/B DIRECTIONS 80 DEG.,PNPP Site Evaluation Criteria (contd),MAXIMUM ALLOWABLE WIND SPEED 98 MPH MINIMUM ALLOWABLE WIND SPEED -0.1 MPHMIN WIND SPEED FOR W
17、D VALIDATION 3 MPHMAX WIND DIRECTION DIFFERENCE A/B 15 DEG. MAX WIND DIRECTION DIFFERENCE 10-60 M 30 DEG.MIN WD WHERE TOWER IMPACTS DIRECTION - A 60 DEG. MAX WD WHERE TOWER IMPACTS DIRECTION - A 80 DEG.MIN WD WHERE TOWER IMPACTS DIRECTION - B 80 DEG. MAX WD WHERE TOWER IMPACTS DIRECTION- B 110 DEG.
18、WD WHERE TOWER IMPACTS BOTH A/B DIRECTIONS 80 DEG.,PNPP Site Evaluation Criteria (contd),MAXIMUM ALLOWABLE WIND SPEED 98 MPH MINIMUM ALLOWABLE WIND SPEED -0.1 MPHMIN WIND SPEED FOR WD VALIDATION 3 MPHMAX WIND DIRECTION DIFFERENCE A/B 15 DEG. MAX WIND DIRECTION DIFFERENCE 10-60 M 30 DEG.MIN WD WHERE
19、TOWER IMPACTS DIRECTION - A 60 DEG. MAX WD WHERE TOWER IMPACTS DIRECTION - A 80 DEG.MIN WD WHERE TOWER IMPACTS DIRECTION - B 80 DEG. MAX WD WHERE TOWER IMPACTS DIRECTION- B 110 DEG. WD WHERE TOWER IMPACTS BOTH A/B DIRECTIONS 80 DEG.,PNPP Site Evaluation Criteria (contd),MAXIMUM ALLOWABLE WIND SPEED
20、98 MPH MINIMUM ALLOWABLE WIND SPEED -0.1 MPHMIN WIND SPEED FOR WD VALIDATION 3 MPHMAX WIND DIRECTION DIFFERENCE A/B 15 DEG. MAX WIND DIRECTION DIFFERENCE 10-60 M 30 DEG.MIN WD WHERE TOWER IMPACTS DIRECTION - A 60 DEG. MAX WD WHERE TOWER IMPACTS DIRECTION - A 80 DEG.MIN WD WHERE TOWER IMPACTS DIRECTI
21、ON - B 80 DEG. MAX WD WHERE TOWER IMPACTS DIRECTION- B 110 DEG. WD WHERE TOWER IMPACTS BOTH A/B DIRECTIONS 80 DEG.,PNPP Site Evaluation Criteria (contd),MAXIMUM ALLOWABLE WIND DIRECTION 361 DEG. MINIMUM ALLOWABLE WIND DIRECTION -0.1 DEG.MAX SIGMA THETA DIFFERENCE A/B 10 DEG. MAX DIFFERENCE IN DELTA
22、T A/B 1 FBOTH 10/60 METER ASPIRATORS OK 4.6 VOLTS 60-METER ASPIRATOR HAS FAILED 4.2 VOLTS 10-METER ASPIRATOR HAS FAILED 3.8 VOLTS BOTH 10/60 METER ASPIRATORS FAILED 3.45 VOLTSMAX AMBIENT TEMP DIFFERENCE A/B 1.2 F,PNPP Site Evaluation Criteria (contd),MAXIMUM ALLOWABLE WIND DIRECTION 361 DEG. MINIMUM
23、 ALLOWABLE WIND DIRECTION -0.1 DEG.MAX SIGMA THETA DIFFERENCE A/B 10 DEG. MAX DIFFERENCE IN DELTA T A/B 1 FBOTH 10/60 METER ASPIRATORS OK 4.6 VOLTS 60-METER ASPIRATOR HAS FAILED 4.2 VOLTS 10-METER ASPIRATOR HAS FAILED 3.8 VOLTS BOTH 10/60 METER ASPIRATORS FAILED 3.45 VOLTSMAX AMBIENT TEMP DIFFERENCE
24、 A/B 1.2 F,PNPP Site Evaluation Criteria (contd),MAXIMUM ALLOWABLE TEMPERATURE 110 F MINIMUM ALLOWABLE TEMPERATURE -30 FMAXIMUM ALLOWABLE DEWPOINT 82 F MINIMUM ALLOWABLE DEWPOINT -30 F MAX DEW POINT EXCEEDING TEMPERATURE 1.8 FMAX DIFFERENCE CURRENT/PREVIOUS 15-MIN RAIN 0.99 IN. MAX TEMPERATURE-DEWPO
25、INT SPREAD W/RAIN 10 DEG. MINIMUM ALLOWABLE PRECIPITATION -0.1 IN. MAX ALLOWABLE 15-MINUTE PRECIPITATION 1.00 IN.,PNPP Site Evaluation Criteria (contd),MAXIMUM ALLOWABLE TEMPERATURE 110 F MINIMUM ALLOWABLE TEMPERATURE -30 FMAXIMUM ALLOWABLE DEWPOINT 82 F MINIMUM ALLOWABLE DEWPOINT -30 F MAX DEW POIN
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