Equivalent Dose, Effective Dose And Committed Effective Dose - Panasonic PT-DZ12000U Operating Instructions Manual

EQUIVALENT DOSE, EFFECTIVE DOSE, and
COMMITTED EFFECTIVE DOSE
ICRP 60 Equivalent Dose
H =
T
H = equivalent dose in tissue T
T
W = radiation weighting factor
R
D = absorbed dose averaged over tissue T due to
T,R
radiation R
ICRP 60 Effective Dose
E =
E = effective dose to the individual
W = tissue weighting factor
T
H = equivalent dose in tissue(s) T
T
ICRP 60 Committed Effective Dose
E(50) =
E(50) = committed effective dose
W = tissue weighting factor for tissues & organs T to T
T
m = mass of the remainder tissues T to T
T
W = 0.05 (the W assigned to the remainder tissues)
remainder
ICRP 23 REFERENCE MAN
Daily Water Intake
Breathing Rate
Skin surface area
There are approximately 10
There are 140 g of potassium in reference man, 125 nCi
(4.625kBq) is K
mrem/yr (2.5 ìSv/wk or 0.13 mSv/yr) to the whole body.
W D
R R T,R
W H
T T T
T=j
W H (50) + W
T=i T
=
=
=
40
which results in 0.25 mrem/wk or13
T remainder
T
2.2 liters / day
2 E4 ml / min
18,000 cm
13
cells in the human body.
T=1
T=K
T=1
T=K
K 1
2
m H (50)
T T
m
T
i j