PDQ MV34 HYDROSTATICS AND STABILITY CURVES

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1 SW DISPLACEMET lb. X CETRE OF FLOATATIO +12 M 12 CE Mmoc CE Mldc IMMERSIO AOVE DWL DWL CETRE OF UOYACY SALT WATER DISPLACEMET ICHES AFT OF MSS DWL,, I ICHES " 56" 15 deg deg. 5 DE. HEEL 12,0 lb. 16,0 lb. 25 DE. CURVES 75 DE. DE. DE. 15 DE. DE. DE. 90 DE L. / I. IMMERSIO (X ),, I ICHES WITH = 41.52" WITH = 42.12" 5 DE. 1.2 deg. 4.6 deg. Angle of heel with Mc applied DE. HEEL FOR CURVES 67.5 deg deg. DWL - Design Water Line (datum) Righting Moment = x Displacement MSS - Midships Station (X=0 for Model) Mmoc - (CE) Mass at Minimum Operating Condition M - Initial Transverse Metacentre Mldc - (CE) Mass at Maximum Load Condition Moment to trim 1" = Displ. x M L / LWL = 3435 ft. lb. M L= I L/ V - Centre of uoyancy - Vertical Centre of ravity - Datum for Vessel "eel" - Righting Arm Mc - (CE) Crew Heeling Moment I L- Longitudinal Second Moment of Water Plane V - Volume of Submerged Hull M L- Longitudinal Metacentre ote: "CE" Items are generated in accordance with ISO Standard :02 (E), Small Craft Stability and uoyancy Assessment SHEET 1 OF 3 MAY, 04

2 WHE THE VESSEL IS AFLOAT, THE FORCES OF RAVITY AD UOYACY HAVE THE SAME VALUE. IF THE VESSEL IS HEELED Y A EXTERAL IFLUECE, THE FORCES MOVE OUT OF ALIMET. "" REPRESETS A LEVER ARM FOR THE EFFORT ATTEMPTI TO ROTATE THE VESSEL AC AD RI THE FORCES AC ITO ALIMET. THE RECOVERY EFFORT IS THE ARM LETH () MULTIPLIED Y THE FORCE (UOYACY OR RAVITY) EXPESESED I FOOT POUDS. FORCE OF RAVITY FORCE OF UOYACY DESI CETRE LIE, "Y"=0 VALUE FOR MODEL, DATUM "0" FOR TRASVERSE DESI WATER LIE, ""=0 VALUE FOR MODEL, DATUM "0" FOR VERTICAL E. ROOM VET EERATOR COMPARTMET VET 29" 46" M IITIAL METACETRIC HEIHT (M) = 2", 19' +/- DOWFLOODI HEIHT, Mldc CODITIO 16,0 lb. DISPLACEMET DOWFLOODI OPEIS DE. DOWFLOODI OPEIS DOWFLOODI OPEIS 12-1/2" PLUS 2" AT OW, 1" AT STER LESS 2" AT OW, 1" AT STER 17" DE. HEEL Mmoc CODITIO 12,0 lb. DISPLACEMET DE. HEEL Mldc CODITIO 16,0 lb. DISPLACEMET 5 DE. HEEL Mldc CODITIO 16,0 lb. DISPLACEMET HULL IMMERSIO AMIDSHIPS FOR 7 DE. HEEL, (C.E.- ISO 9093) SHEET 2 OF 3 MAY, 04

3 36878 FT.L. ASSUMED ROLL ALES ARE: 22.8 DE. FOR CATAORY "" AD 27.8 DE. FOR CATAORY "A" + RIHTI MOMET - FT. L. x CAT. "" AREA 4383 CALCULATED WID HEELI MOMET FOR CATAORY "A", 15,175 FT.L. (575 M.) CALCULATED WID HEELI MOMET FOR CATAORY "", 8,535 FT. L. (11572 M.) DEREES OF HEEL RIHTI MOMETS FOR 16,0 lb. DISPLACEMET, (CE Mldc CODITIO) FOR CE APPROVALS, RIHT SIDE AREAS MUST EXCEED LEFT SIDE, VESSEL MEETS THE REQUIREMET FOR "A" AD "" I THIS CODITIO CAT. "" AREA 2597 FOR CATAORY "A", FOR CATAORY "", 21 M/sec. = 41 knots = mph

4 FOR CATAORY "A", FOR CATAORY "", 21 M/sec. = 41 knots = mph MIDSHIPS STATIO, "X"= 0 VALUE FOR MODEL, DATUM "0" FOR LOITUDIAL FOR Mmoc CODITIO: 243 SQ.FT. WIDAE (22.57 M ) FOR Mldc CODITIO: 238 SQ.FT. WIDAE 2 (22.13 M ) Mldc 16,0 lb. Mmoc 12,0 lb. DESI WATER LIE, ""=0 VALUE FOR MODEL, DATUM "0" FOR VERTICAL 53 SQ.FT. SUMERED VERTICAL PLAE Mldc DRAFT 26" Mmoc DRAFT 22" JA. 7, 04

5 ASSUMED ROLL ALES ARE: 23.7 DE. FOR CATAORY "" AD 28.7 DE. FOR CATAORY "A" FT.L. + RIHTI MOMET - FT. L. x 00 MAX. RIHTI MOMET 61,000 FT.L. = 82 k M 2523 CAT. "" AREA 3155 CALCULATED WID HEELI MOMET FOR CATAORY "A", 14,931 FT. L. (244 M.) CALCULATED WID HEELI MOMET FOR CATAORY "", 8,399 FT.L. (11,387 M.) DEREES OF HEEL RIHTI MOMETS FOR 12,0 lb. DISPLACEMET, (CE Mmoc CODITIO) FOR CE APPROVALS, RIHT SIDE AREAS MUST EXCEED LEFT SIDE, VESSEL MEETS THE REQUIREMET FOR "" I THIS CODITIO CAT. "" AREA 2267 FOR CATAORY "A", FOR CATAORY "", 21 M/sec. = 41 knots = mph

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