LEAST GM = FT/M (MUST NOT BE LESS THAN 12 INCHES/ 0.3M) = TABLE 7 MAXIMUM ALLOWABLE UPSETTING MOMENTS CORRECTED KG OR GM (FROM TABLE 6) DISPLACEMENT (FROM TABLE 2) (A) MAXIMUM ALLOWABLE UPSETTING MOMENT (FROM SHIP’S STABILITY BOOK) (B) ACTUAL CORRECTED VALUE OF UPSETTING MOMENTS FROM (TABLE 3). IF (A) EXCEEDS (B) SHIP COMPLIES.
NOTE: WHERE THE SHIPS DATA SHOWS THE MINIMUM GM OR MAXIMUM KG ALLOWED FOR THE ACTUAL UPSETTING MOMENT, THIS FORM SHOULD BE COMPLETED BY USING THE ACTUAL KG OR GM AND ENTERING THE TABLE OR CURVE IN THE SHIPS DATA TO FIND THE MAXIMUM ALLOWABLE HEELING MOMENT.
TABLE 8 ANGLE OF HEEL CALCULATION (FOR 12? CRITERION) NAT TAN ANGLE OF HEEL=
ANGLE OF HEEL
TABLE 9 CORRECTED RIGHTING ARM AT 40? HEEL USING CROSS CURVES
KN OR GZ FOR 40? FROM CROSS CURVES (SHIPS STABILITY INFORMATION) = Ft/M WHERE KN GIVEN,
ACTUAL GZ AT 40? = KN－CORRECTED KG (TABLE 6) ? SIN 40?
A B SUM OF CORRECTED UPSETTING MOMENTS (TABLE 3)DISPLACEMENT (TABLE 2) ? GM (TABLE 6)
==
??
ANGLE IS LESS THAN 12? SHIP COMPILES.
= － ? 0.6428 = A_ . OR OR WHERE GZ IS GIVEN FOR ASSUMED KG.
KG ON WHICH GZ CURVES ARE BASED (SHIPS STABILITY INFORMATION)= ACTUAL CORRECTED KG (TABLE 6) = ____________
KG DIFFERENCE ? ___________ ACTUAL GZ 40? = GZ FROM CURVES ? KG DIFFERENCE ? SIN 40?
= ? ? 0.6428 = A_ . CORRECTED UPSETTING MOMENTS (TABLE 3) ? 0.8 UPSETTING ARM CORRECTION =
DISPLACEMENT (TABLE 2) =
?0.8 = B ___________
(A －B) CORRECTED GZ AT 40? HEEL =______________ IF CORRECTED GZ EXCEEDS 1.008 Ft. OR 0.307 M SHIP COMPLIES (SEE NOTE BELOW).
IF GZ CURVE IN THE NEAREST TYPICAL LOADED CONDITION SHOWN IN STABILITY BOOKLET IS OF NORMAL FORM AND MAXIMUM GZ OCCURS AT NOT LESS THAN 40?, OR THE ANGLE OF FLOODING OCCURS AT NOT LESS THAN 40?, THEN THE COMPLETION OF TABLE 9 IS SUFFICIENT TO DEMONSTRATE COMPLIANCE WITH REQUIREMENT FOR RESIDUAL AREA. IF ANY OF THESE CONDITIONS ARE NOT MET TABLE 10 IS TO BE COMPLETED.
Grn-6
TABLE 10 UPSETTING ARM CURVE AND RIGHTING ARM CURVE
0 ? 10 ? 20 ? 30 ? 40 ? 50 ? 60 ? 70 ? 80 ? 90 ?
ANGLES OF HEEL (LIMITING ORDINATE FOR AREA IS 40?, ANGLE OF MAXIMUM GZ VALUE OR FLOODING ANGLE WHICHEVER IS LEAST)
CORRECTION OF GZ VALUES ANGLES OF HEEL (?) 10? 20? 30? 40? 50? 60? 70? 80? 90? KN or GZ FROM CROSS CURVES CORRECTIONS FOR DIFF.OF KG’S (See Note 3) CORRECTED GZ VALUES
AREA UNDER CURVE = SELECTED INTERVAL×SUM OF PRODUCTS 3
=
3?
SIMPSON’S PRODUCT FOR AREA SELECTED ORDINATE (See Note 4) PRODUCT S.M. FOR AREA 0 1 4 2 4 2 4 1 0 SUM OF PRODUCTS = FT. DEGREES / M.DEGREES MINIMUM REQUIREMENT = 14.104 FT.DEGREES / 4.296 M.DEGREES
NOTE 1: THE UPSETTING ARM CURVE IS A STRAIGHT LINE CONSTRUCTED BETWEEN THE FOLLOWING TWO
VALUES: AT 0? =
CORRECTEDUPSETTINGMOMENTSTABLE3DISPLACMENTTABLE2????
AT 40? = 0.8 (VALUE AT 0?)
NOTE 2: THE VALUES OF GZ AND UPSETTING MOMENTS MUST BE DRAWN ON THE SAME SCALE. NOTE 3: IF SHIP IS PROVIDED WITH KN CURVES, THE CORRECTION = －KG SIN40?.
IF SHIP IS PROVIDED WITH GZ CURVES FOR ASSUMED KG THE CORRECTION = ( ?KG DIFFERENCE ) SIN 40?.
NOTE 4: THE POSITION OF THE SELECTED ORDINATE SHALL BE AS FOLLOWS:
Grn-7
(1) THE FIRST ORDINATE SHALL OCCUR AT THE INTERSECTION OF THE UPSETTING ARM CURVE AND THE GZ CURVE.
(2) OTHER ORDINATES SHALL OCCUR AT INTERVALS FROM THE POINT OF INTERSECTION OF
TABLE 11 ANGLE OF HEEL CALCULATION (FOR 5 ? CRITERION) NAT TAN ANGLE OF HEEL =SUMOFUPSETTINGMOMENTS(TABLE3,COLUMN4)DISPLACEMENTTABLE2?GMTABLE616{NUMBER OF DEGREES BETWEEN POINT OF INTERSECTION AND LIMITING ANGLE}.
???? =ANGLE OF HEEL = ?? IF ANGLE IS LESS THAN 5? SHIP COMPLIES.
TABLE 12 ANGLE OF HEEL CALCULATION FOR TANKERS (WHERE NO APPROVED DATA IS HELD ON BOARD) TOTAL COMBINED LENGTH OF ALL WING TANKS TO BE LOADED (L) = FT. (P. AND S. TANKS COUNTED SEPARATELY) M. MAXIMUM BREADTH OF WING TANKS TO BE LOADED (B) = TOTAL COMBINED LENGTH OF ALL CENTRE TANKS TO BE LOADED (L1) = MAXIMUM BREADTH OF CENTRE TANKS TO BE LOADED (B1) = WING TANKS UPSETTING MOMENT
30.0389?L0.0389L?B??S.F.???B??S.F.?B???B???
CENTRE TANKS UPSETTING MOMENT
30.0389?L10.0389L1?B1??S.F.???B1
??S.F.?B1???B1???
TOTAL CORRECTED UPSETTING MOMENT
FT. TONS M. TONNES
THIS TOTAL CORRECTED HEELING MOMENT IS THEN USED TO SHOW COMPLIANCE BY COMPLETING TABLES 8, 9 AND 10 AS APPROPRIATE
SPACE FOR ADDITIONAL CALCULATIONS OR INFORMATION
Grn-8
TABLE 13 CALCULATION FOR SHIP WITHOUT APPROVED DOCUMENTATION OTHER THAN A TANKER AVERAGE VOID
DEPTH(Vd) = MAXIMUM STANDARD VOID
DEPTH + 0.75 (GIRDER DEPTH MM－600MM)FROM TABLE = ＋ 0.75( －600MM) = MM. = METRES.
NOTE: MAXIMUM VOID DEPTH OCCURRING IN ANY FULL COMPARTMENT IS TO BE USED FOR THE CALCULATION BELOW.
MINIMUM REQUIRED GM =
DISTANCE FROM HATCH STANDARD END OR HATCH SIDE TO VOID DEPTH BOUNDARY OF COMPARTMENT METERS MM. 0.5 570 1.0 530 1.5 500 2.0 480 2.5 450 3.0 440 3.5 430 4.0 430 4.5 430 5.0 430 5.5 450 6.0 470 6.5 490 7.0 520 7.5 550 8.0 590 FOR DISTANCE GREATER THAN 8.0 METERS STANDARD VOID DEPTH SHALL BE LINEARLY EXTRAPOLATED AT 80MM INCREASE FOR EACH 1.0M INCREASE IN DISTANCE L?B?Vd0.25B?0.645Vd?BSF?DISPLACEMENT?0.0875
CALCULATION
??
AVERAGE VOID DEPTH×MOULDED BREADTH OF SHIP
×
= = = =
?A? ?B? ?C?
0645.A0645.
0.25×MOULDED BREADTH OF SHIP = 0.25×
?C? － ?B?
= = =
?D?
MOULDEBREADTHOFSHIPDISPLACEMENT?Vd??? －
TOTALCOMBINEDLENGTHOFALLCOMPARTMENTS?MINIMUM REQUIRED GM =
?D?
STOWAGEFACTOR???FROMTABLE2??0.0875
==
??0.0875
SHIP COMPLIES IF ACTUAL GM IS GREATER THAN MINIMUM REQUIRED GM OR 1.0 METER, WHICHEVER IS GREATER, THROUGHOUT THE VOYAGE.
Grn-9
五、“L”轮部分船舶资料 1.主要参数
Name of ship: M/V: \ Port of Registry: Shanghai Official Number: 4605
Type of ship: Bulk Carrier Summer Draft: 9.80 m Summer DWT: 24113 t Summer free board: 4.025 m TPC on Summer Draft: 36.15 t/cm F.W.A. on Summer Draft: 22.55 m
Grain stability information approval authority and date: SPD / Consumption: 13.0 kn.
On IFO Abt.20.00 t + 2.0t MDO daily
In port MDO Abt.1.5 t.
2.静水力参数表 吃水 排水量 厘米纵倾力矩 横稳心垂向坐标 漂心纵向坐标 浮心纵向坐标 dm(m) ?(t) MTC(tm/cm) KM(m) Xf(m) Xb(m) 5.00 15750 353.0 10.82 5.75 6.10 5.20 16420 356.0 10.62 5.62 6.09 5.40 17100 358.0 10.45 5.53 6.07 5.60 17850 360.0 10.30 5.42 6.06 5.80 18500 362.0 10.15 5.30 6.05 6.00 19200 364.0 10.03 5.17 6.00 6.20 19900 367.0 9.92 5.04 5.98 6.40 20550 368.5 9.82 4.90 5.95 6.60 21300 370.5 9.75 4.73 5.91 6.80 21900 372.5 9.67 4.55 5.88 7.00 22600 374.5 9.60 4.36 5.85 7.20 23350 376.5 9.55 4.16 5.80 7.40 24050 378.0 9.50 3.93 5.73 7.60 24800 380.0 9.46 3.70 5.68 7.80 25500 382.0 9.44 3.43 5.60 8.00 26200 384.0 9.42 3.12 5.55 8.20 26900 386.5 9.41 2.86 5.45 8.40 27600 389.0 9.40 2.57 5.37 8.60 28350 391.5 9.40 2.15 5.31 8.80 29000 394.0 9.40 1.88 5.22 9.00 29700 397.5 9.40 1.50 5.14 9.20 30400 401.0 9.40 1.12 5.05 9.40 31100 404.5 9.41 0.72 4.95 9.60 31850 408.5 9.44 0.37 4.86 9.80 32600 413.5 9.45 0.00 4.74 10.00 33250 417.5 9.48 -0.30 4.65 10.20 34000 422.0 9.50 -0.60 4.54
Grn-10