Condição 100% de carga e consumíveis:
Large Angle Stability Criteria
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CodeCriteriaValueUnitsActualStatus
A.749 (18) Ch3 - Design criteria applicable to all ships
3.1.2.1: Area 0 to 30Pass
from the greater of
spec. heel angle0,0deg0,0
to the lesser of
spec. heel angle30,0deg30,0
angle of vanishing stability120,0deg
shall not be less than (>=)3,151m.deg8,043Pass
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.1: Area 0 to 40Pass
from the greater of
spec. heel angle0,0deg0,0
to the lesser of
spec. heel angle40,0deg40,0
first downflooding anglen/adeg
angle of vanishing stability120,0deg
shall not be less than (>=)5,157m.deg17,896Pass
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.1: Area 30 to 40Pass
from the greater of
spec. heel angle30,0deg30,0
to the lesser of
spec. heel angle40,0deg40,0
first downflooding anglen/adeg
angle of vanishing stability120,0deg
shall not be less than (>=)1,719m.deg9,852Pass
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.2: Max GZ at 30 or greaterPass
in the range from the greater of
spec. heel angle30,0deg30,0
to the lesser of
spec. heel angle90,0deg
angle of max. GZ87,0deg87,0
shall not be less than (>=)0,200m3,910Pass
Intermediate values
angle at which this GZ occursdeg87,0
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.3: Angle of maximum GZPass
shall not be less than (>=)25,0deg87,0Pass
A.749(18) Ch3 - Design criteria applicable to all ships3.1.2.4:
Initial GMtPass
spec. heel angle0,0deg
shall not be less than (>=)0,150m0,726Pass
A.749(18) Ch3 - Design criteria applicable to all ships
3.2.2: Severe wind and rollingPass
Wind arm: a P A (h - H) / (g disp.) cos^n(phi)
constant: a =0,99966
wind pressure: P =504,00Pa
area centroid height: h =18,000m
total area: A =2946,000m^2
H = mean draught / 24,250m
cosine power: n =0
gust ratio1,5
Area2 integrated to the lesser of
roll back angle from equilibrium (with steady heel arm)25,0 (-18,2)
deg-18,2
roll back to equilibrium (ignoring heel arm)0,0deg
Area 1 upper integration range, to the lesser of:
spec. heel angle50,0deg50,0
angle of first GZ peak87,0deg
angle of max. GZ87,0deg
angle of max. GZ above gust heel arm87,0deg
first downflooding anglen/adeg
angle of vanishing stability (with gust heel arm)n/adeg
Angle for GZ(max) in GZ ratio, the lesser of:
spec. heel angle180,0deg
angle of first GZ peak87,0deg
angle of max. GZ87,0deg87,0
first downflooding anglen/adeg
Select required angle for angle of steady heel ratio:
DeckEdgeImmersionAngle
Criteria:Fail
Angle of steady heel shall not be greater than (<=)15,0deg6,8Pass
Angle of steady heel / Deck edge immersion angle shall not be greater than (<=)80,000%1,OPass
Area1 / Area2 shall not be less than (>=)100,000%495,797Pass
Intermediate values
Heel arm amplitudem0,088
Equilibrium angle with steady heel armdeg6,8
Equilibrium angle with gust heel armdeg9,8
Deck edge immersion angledeg0,0
Area1 (under GZ), from 9,8 to 50,0 deg.m.deg32,048
Area1 (under HA), from 9,8 to 50,0 deg.m.deg5,275
Area1, from 9,8 to 50,0 deg.m.deg26,773
Area2 (under GZ), from -18,2 to 9,8 deg.m.deg-1,710
Area2 (under HA), from -18,2 to 9,8 deg.m.deg3,690
Area2, from -18,2 to 9,8 deg.m.deg5,400
Avariando todo o costado duplo:
Large Angle Stability Criteria
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CodeCriteriaValueUnitsActualStatus
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.1: Area 0 to 30Pass
from the greater of
spec. heel angle0,0deg0,0
to the lesser of
spec. heel angle30,0deg30,0
angle of vanishing stability120,0deg
shall not be less than (>=)3,151m.deg5,818Pass
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.1: Area 0 to 40Pass
from the greater of
spec. heel angle0,0deg0,0
to the lesser of
spec. heel angle40,0deg40,0
first downflooding anglen/adeg
angle of vanishing stability120,0deg
shall not be less than (>=)5,157m.deg16,439Pass
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.1: Area 30 to 40Pass
from the greater of
spec. heel angle30,0deg30,0
to the lesser of
spec. heel angle40,0deg40,0
first downflooding anglen/adeg
angle of vanishing stability120,0deg
shall not be less than (>=)1,719m.deg10,620Pass
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.2: Max GZ at 30 or greaterPass
in the range from the greater of
spec. heel angle30,0deg30,0
to the lesser of
spec. heel angle90,0deg
angle of max. GZ85,0deg85,0
shall not be less than (>=)0,200m4,129Pass
Intermediate values
angle at which this GZ occursdeg85,0
A.749(18) Ch3 - Design criteria applicable to all ships
3.1.2.3: Angle of maximum GZPass
shall not be less than (>=)25,0deg85,0Pass
A.749(18) Ch3 - Design criteria applicable to all ships3.1.2.4:
Initial GMtPass
spec. heel angle0,0deg
shall not be less than (>=)0,150m1,070Pass
A.749(18) Ch3 - Design criteria applicable to all ships
3.2.2: Severe wind and rollingPass
Wind arm: a P A (h - H) / (g disp.) cos^n(phi)
constant: a =0,99966
wind pressure: P =504,00Pa
area centroid height: h =18,000m
total area: A =2946,000m^2
H = mean draught / 24,369m
cosine power: n =0
gust ratio1,5
Area2 integrated to the lesser of
roll back angle from equilibrium (with steady heel arm)25,0 (-12,3)
deg-12,3
roll back to equilibrium (ignoring heel arm)8,8deg
Area 1 upper integration range, to the lesser of:
spec. heel angle50,0deg50,0
angle of first GZ peak85,0deg
angle of max. GZ85,0deg
angle of max. GZ above gust heel arm85,0deg
first downflooding anglen/adeg
angle of vanishing stability (with gust heel arm)n/adeg
Angle for GZ(max) in GZ ratio, the lesser of:
spec. heel angle180,0deg
angle of first GZ peak85,0deg
angle of max. GZ85,0deg85,0
first downflooding anglen/adeg
Select required angle for angle of steady heel ratio:
DeckEdgeImmersionAngle
Criteria:Fail
Angle of steady heel shall not be greater than (<=)15,0deg12,7Pass
Angle of steady heel / Deck edge immersion angle shall not be greater than (<=)80,000%1,OPass
Area1 / Area2 shall not be less than (>=)100,000%386,240Pass
Intermediate values
Heel arm amplitudem0,087
Equilibrium angle with steady heel armdeg12,7
Equilibrium angle with gust heel armdeg14,5
Deck edge immersion angledeg0,0
Area1 (under GZ), from 14,5 to 50,0 deg.m.deg33,278
Area1 (under HA), from 14,5 to 50,0 deg.m.deg4,624
Area1, from 14,5 to 50,0 deg.m.deg28,654
Area2 (under GZ), from -12,3 to 14,5 deg.m.deg-3,932
Area2 (under HA), from -12,3 to 14,5 deg.m.deg3,487
Area2, from -12,3 to 14,5 deg.m.deg7,419