CALCULATING TODE AND TEDE
TEDE
=
DDE
+
CEDE
TODE
=
DDE
+
CDE
TEDE
=
total effective dose equivalent
TODE
=
total organ dose equivalent
DDE
=
deep dose equivalent
CDE
=
50 year committed dose equivalent to a tissue
or organ
CEDE
=
50 year committed effective dose equivalent
DOSE EQUIVALENT LIMITS & POSTING REQUIREMENTS
(10CFR20 & 10CFR835)
Dose Equivalent
Annual Limit
TEDE
5 rem
50 mSv
TODE
50 rem
0.5 Sv
LDE
(Lens Dose Equivalent) 1
5 rem
0.15 Sv
SDE,WB
50 rem
0.5 Sv
SDE, ME
50 rem
0.5 Sv
TEDE (general public)
0.1 rem
1 mSv
DOSE EQUIVALENT MEASUREMENT
Abbreviations from USNRC Reg. Guide 8.7
Measurement Depth for
Density Thickness
External Sources (cm)
(mg / cm )
2
TEDE
1
1000
TODE
1
1000
LDE
0.3
300
SDE, WB
0.007
7
1
SDE, ME
0.007
7
2
SDE, WB is the shallow dose equivalent to the skin of the
1
whole body
SDE, ME the shallow dose equivalent to a major extremity.
2
5
1
CALCULATING TODE AND TEDE
TEDE
=
DDE
+
CEDE
TODE
=
DDE
+
CDE
TEDE
=
total effective dose equivalent
TODE
=
total organ dose equivalent
DDE
=
deep dose equivalent
CDE
=
50 year committed dose equivalent to a tissue
or organ
CEDE
=
50 year committed effective dose equivalent
DOSE EQUIVALENT LIMITS & POSTING REQUIREMENTS
(10CFR20 & 10CFR835)
Dose Equivalent
Annual Limit
TEDE
5 rem
50 mSv
TODE
50 rem
0.5 Sv
LDE
(Lens Dose Equivalent) 1
5 rem
0.15 Sv
SDE,WB
50 rem
0.5 Sv
SDE, ME
50 rem
0.5 Sv
TEDE (general public)
0.1 rem
1 mSv
DOSE EQUIVALENT MEASUREMENT
Abbreviations from USNRC Reg. Guide 8.7
Measurement Depth for
Density Thickness
External Sources (cm)
(mg / cm )
2
TEDE
1
1000
TODE
1
1000
LDE
0.3
300
SDE, WB
0.007
7
1
SDE, ME
0.007
7
2
SDE, WB is the shallow dose equivalent to the skin of the
1
whole body
SDE, ME the shallow dose equivalent to a major extremity.
2
5
1
CALCULATING TODE AND TEDE
TEDE
=
DDE
+
CEDE
TODE
=
DDE
+
CDE
TEDE
=
total effective dose equivalent
TODE
=
total organ dose equivalent
DDE
=
deep dose equivalent
CDE
=
50 year committed dose equivalent to a tissue
or organ
CEDE
=
50 year committed effective dose equivalent
DOSE EQUIVALENT LIMITS & POSTING REQUIREMENTS
(10CFR20 & 10CFR835)
Dose Equivalent
Annual Limit
TEDE
5 rem
50 mSv
TODE
50 rem
0.5 Sv
LDE
(Lens Dose Equivalent) 1
5 rem
0.15 Sv
SDE,WB
50 rem
0.5 Sv
SDE, ME
50 rem
0.5 Sv
TEDE (general public)
0.1 rem
1 mSv
DOSE EQUIVALENT MEASUREMENT
Abbreviations from USNRC Reg. Guide 8.7
Measurement Depth for
Density Thickness
External Sources (cm)
(mg / cm )
2
TEDE
1
1000
TODE
1
1000
LDE
0.3
300
SDE, WB
0.007
7
1
SDE, ME
0.007
7
2
SDE, WB is the shallow dose equivalent to the skin of the
1
whole body
SDE, ME the shallow dose equivalent to a major extremity.
2
5
1
CALCULATING TODE AND TEDE
TEDE
=
DDE
+
CEDE
TODE
=
DDE
+
CDE
TEDE
=
total effective dose equivalent
TODE
=
total organ dose equivalent
DDE
=
deep dose equivalent
CDE
=
50 year committed dose equivalent to a tissue
or organ
CEDE
=
50 year committed effective dose equivalent
DOSE EQUIVALENT LIMITS & POSTING REQUIREMENTS
(10CFR20 & 10CFR835)
Dose Equivalent
Annual Limit
TEDE
5 rem
50 mSv
TODE
50 rem
0.5 Sv
LDE
(Lens Dose Equivalent) 1
5 rem
0.15 Sv
SDE,WB
50 rem
0.5 Sv
SDE, ME
50 rem
0.5 Sv
TEDE (general public)
0.1 rem
1 mSv
DOSE EQUIVALENT MEASUREMENT
Abbreviations from USNRC Reg. Guide 8.7
Measurement Depth for
Density Thickness
External Sources (cm)
(mg / cm )
2
TEDE
1
1000
TODE
1
1000
LDE
0.3
300
SDE, WB
0.007
7
1
SDE, ME
0.007
7
2
SDE, WB is the shallow dose equivalent to the skin of the
1
whole body
SDE, ME the shallow dose equivalent to a major extremity
.
2
5
1