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EMRAS II PRESENTATIONS OF SITE SPECIFIC DATA Juan Carlos Mora Caadas - - PowerPoint PPT Presentation
EMRAS II PRESENTATIONS OF SITE SPECIFIC DATA Juan Carlos Mora Caadas - - PowerPoint PPT Presentation
EMRAS II PRESENTATIONS OF SITE SPECIFIC DATA Juan Carlos Mora Caadas Radiological Protection of the Public and the Environment ENVIRONMENT DEPARTMENT CIEMAT January 25th, 2010 Coal Fired Power Plant COMPOSTILLA II Situation of the main
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Situation of the main coal-fired power plants in Spain
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Installation main data: Commissioning: 1962 – 1972 3 groups 1980 – 1985 2 new groups 2009 situation: 4 groups working, 2 being converted into gas Electric power: 1200 electric MW Fuel: Coke; Local and imported bituminous coal and anthracite. Fuel consumption: 3.2⋅109 kg a-1 Ashes production: 109 kg a-1 90% fly ashes
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Gaseous emissions data: Height of the stacks: 1st (Groups II & III) 270 m 2nd (Groups IV & V) 290 m Diameter of the stacks: 1st: 8.4 m 2nd: 7.6 m Temperature of the flue gases: 72 – 160 ºC. Gas flow: 1st: 2.17⋅106 m3 h-1 2nd: 3.33⋅106 m3 h-1
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Meteorological data (available): Hourly data, at 3 different heights, for: Temperature Wind velocity Wind direction
Wind rose at 60 m
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Wind rose at 60 m: DAY Wind rose at 60 m: NIGHT 2 years data
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Main populations: Ponferrada Direction SSE Distance: 7.6 km Population: 67 969 inhabitants Toreno Direction NNE Distance: 10.9 km Population: 3806 inhabitants Cubillos del Sil Direction NNE Distance: 1.4 km Population: 1656 inhabitants
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Main populations: Congosto Direction ENE Distance: 3.9 km Population: 1747 inhabitants
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4⋅10-4 3⋅10-4 18 13 355 227 4⋅10-5 3⋅10-5 2⋅10-4 9⋅10-5 387 284 9⋅10-4 6⋅10-4 Bq s-1 95% µ 95% µ 95% µ 95% µ 95% µ 95% µ 95% µ
40K 219Rn 220Rn 232Th 210Po 222Rn 238U
RELEASE FROM GROUPS II & III
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RELEASE FROM GROUPS IV & V
6⋅10-4 4⋅10-4 51 34 1050 582 7⋅10-5 4⋅10-5 3⋅10-4 1⋅10-4 1115 738 14⋅10-4 9⋅10-4 Bq s-1 95% µ 95% µ 95% µ 95% µ 95% µ 95% µ 95% µ
40K 219Rn 220Rn 232Th 210Po 222Rn 238U
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granulometría cenizas volantes 5 10 15 20 25 30 0,002 a 4 4 a 8 8 a 16 16 a 32 32 a 63 63 a 125 125 a 250 250 a 500 500 a 1000 φ (µm) %
SIZE OF FLY ASHES (COLLECTED)
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Additionally available data for: Soil concentrations for 25 cm in the surface H*(10) Aerosols concentrations … Values in the surroundings does not give precious information, but they are available if necessary. Spanish habits and diet data available if necessary (not local)
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