Korelacija radijacionih parametara i količine padavina prilikom monitoringa radioaktivnosti u okolini nuklearnih objekata
Correlation of radiation parameters and rainfall during environmental radiation monitoring around nuclear facilities
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Deo monitoringa radioaktivnosti u životnoj sredini u okolini nuklearnih objekata u
Javnom preduzeću “Nuklearni objekti Srbije” obuhvata ispitivanje nivoa radioaktivne
kontaminacije vazduha, kao i relevantna meteorološka merenja na mikrolokaciji. U
radu je prikazana korelacija promene jačine ambijentalnog ekvivalenta doze gama
zračenja u vazduhu i količine padavina usled spiranja atmosfere. Merenja su vršena na
lokaciji meteorološkog stuba na 114 metara nadmorske visine. Za prikaz odnosa između
izmerenih radijacionih parametara i dnevnih količina padavina korišćena je varijacija
ovih vrednosti tokom 2015. godine. Analizom ovog odnosa jasno se vidi uticaj
intenzivne kiše na jačinu ambijentalnog ekvivalenta doze, što opravdava izmerene
povećane vrednosti do kojih, u ovom slučaju, nije došlo usled eventualnog
akcidentalnog ispuštanja radioaktivnih efluenata usled rada nuklearnih objekata.
Part of the environmental radiation monitoring around nuclear facilities in the Public
Company "Nuclear Facilities of Serbia" includes the examination of radioactive
contamination levels of air, as well as relevant meteorological measurements on the
micro-location. This paper presents a correlation between change of ambient gamma
dose rate in the air and precipitation due to atmosphere leaching. Measurements were
taken at the site of a meteorological tower on 114 meters above sea level. To show the
relationship between measured radiation parameters and daily precipitation, the
variations of these values during 2015 were used. The analysis of this relation clearly
shows the impact of the intense rain on the ambient gamma dose rate, which justifies
increased measured values, which in this case were not caused due to potential
accidental releases of radioactive effluents during nuclear facilities operation.
Source:
29. симпозијум ДЗЗСЦГ : зборник радова, 2017, 37-44Publisher:
- Београд : Институт за нуклеарне науке "Винча" : Друштво за заштиту од зрачења Србије и Црне Горе