DNV DESIGN. POU_Rect - Design Report Page 1 of 11
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1 DNV DESIGN Page 1 of 11
2 Details Code Details Code DNV with AISC ASD Description This is the 2006 edition of the DNV Standard for Certification No 2.7-1, which defines minimum technical and safety related requirements to certify Offshore Containers, as mandated by the IMDG code. American Standard AISC ASD is used to design the supporting members container. Project Units Imperial Project ID Company Logo Designer Client Project Notes DNV Setup Lifting Type (Symmetric) Leg Angle β ( ) Number of Padeyes 4 30 Tilt Test Unit able to withstand 30 degree tilt. Page 2 of 11
3 Dimensions and Masses Container Length (inch) 120 Gross Mass (lb) 1000 Container Height (inch) 120 Tare Mass (lb) 500 Container Width (inch) 360 Payload Mass (lb) 500 Total Length of Load Bearing Members (inch) 120 Lifting Set Mass (lb) 200 Padeye Design Dh (inch) 1 H (inch) 2 t (inch) 1 Re (ksi) Padeye Type Page 3 of 11
4 Design Loads Lifting Loads Load on Structure (lbf) Internal Load (lbf) point lifting Lifting with fork truck point lifting Impact Loads (Static Equivalent) Formula Load (lbf) Horizontal Impact (corner post, external bottom frame) F HI = 0.25 x R x g Horizontal Impact (other primary structure) F HI = 0.15 x R x g Vertical Impact (bottom) F V = 0.25 x R x g Loads on Intermediate Deck Formula Load (lbf) Tween Deck Load F W = 0.5 x P x Ψ x g Internal Loads on Side Wall Formula Load (lbf) Load On Walls F W = 0.6 x P x g Distributed Loads on Floor Total Load Distributed Load (Total Load / Length of Load Bearing Members) Formula Load (lbf) D. Load (lbf/inch) 4 Point Lift F = (2.5 x R)g Point Lift/ Diagonal Lift F = (1.5 x R)g Fork Pocket Lift F = 1.6 x (R + S)g Impact Loads F = R x g Page 4 of 11
5 Padeye Resulting Sling Force Component Magnitude(lbf) Sling Angle F V F H Padeye Strength Calculated Stresses Magnitude (ksi) Tear out stress Contact stress, 6% clearence Shackle Dimensions Dimension Formula Magnitude (inch) Minimum bolt diameter D min = 0.94 x Dh Maximum shackle inside width at pin W max = tc / Padeye and Shackle Check No shackle found in EN 13889:2000 that matches the pad eye. Proposing minimum recommended shackle with respect to strength. Shackle Parameter Value Working Load Limit (t) 4.75 Nominal pin diameter (inch) 22 Nominal inside width at pin (inch) 31 Dee - min. inside length S (inch) 52 Bow - min. inside length S (inch) 65 Page 5 of 11
6 Lifting Sets Strength Requirements for Lifting Sets Enhancement factor (x) No factor given Working Load Limit (t) 7 Quad Assembly (Masterlink + Intermediate links) Requirements Load on quad assembly (t) 7 Forerunner Requirements Load on forerunner (t) 7 Wirerope sling, fibre core EN (inch) 26 Wirerope sling, steel core EN (inch) 26 Chain sling EN (inch) 16 Sling Leg Requirements Load per sling leg (t) 3.5 Wirerope sling, fibre core EN (inch) 20 Wirerope sling, steel core EN (inch) 18 Chain sling EN (inch) 13 Shackle Requirements Load on each shackle (t) 3.5 Recommended min. standard shackle EN (t) 4.75 Page 6 of 11
7 AISC MEMBER DESIGN Page 7 of 11
8 Project Details Design Code: Provision: Country: DNV with AISC ASD ASD International User Name: Project Name: Unit System: Sam POU_Rect Imperial NOTE: The calculations for this design code are in BETA stage development. If you notice any irregularities or problems please contact Design Input Information Design Factors Ωt Ωc Ωb Ωv Design Materials ID E (ksi) Fy (ksi) Fu (ksi) Section Dimensions ID Name d (in) tw (in) bf (in) tf (in) 1 W10x e e e e-1 ID Name d (in) tw (in) 2 HSS5.563x e e-1 ID Name d (in) bf (in) tw (in) 3 HSS14x14x3/ e e e-1 Page 8 of 11
9 Section Properties ID Name A (in 2 ) J (in 4 ) Iyp (in 4 ) Izp (in 4 ) Iw (in 6 ) Syp (in 3 ) Szp (in 3 ) 1 W10x e e e e e e e+1 2 HSS5.563x e e e e e e e+0 3 HSS14x14x3/ e e e e e e e+1 Member Properties Member ID Section ID KzL (ft) KyL (ft) Cb LST LSC LD Page 9 of 11
10 Member Design Capacity Member ID Pn/Ωt (kip) Pn/Ωc (kip) Mzn/Ωb (k ft) Myn/Ωb (k ft) Vyn/Ωv (kip) Vzn/Ωv (kip) Design Ratio Member ID P Mz My Vy Vz (P,Mz,My) KL/r δ Status OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK OK Page 10 of 11
11 Definitions Ωt Ωc Ωb Ωv E Fy Fu A J Iyp Izp Iw Syp Szp KL Cb Lb LST LSC LD Pn Mn Vn P Mz My Vy Vz (P,Mz,My) KL/r δ OK NG Safety factor for tensile Safety factor for compression Safety factor for flexure Safety factor for shear Modulus of elasticity Specified minimum yield stress Specified minimum tensile strength Cross-sectional area Torsional constant Moment of inertia about the Y axes Moment of inertia about the Z axes Warping constant Plastic section modulus about the Y axis Plastic section modulus about the Z axis Effective length Buckling modification factor (from all load combinations) Length between braced points Limited slenderness for tension Limited slenderness for compression Limited deflection Nominal axial strength (tension/comression) Nominal flexural strength (about Z/Y axis) Nominal shear strength (along Z/Y axis) Design ratio in case of axial force Design ratio in case of bending about Z axis Design ratio in case of bending about Y axis Design ratio in case of shear along Y axis Design ratio in case of shear along Z axis Design ratio in case of axial force and bending action Design ratio in case of section slenderness Design ratio in case of member deflection Capacity is provided Capacity is not provided Page 11 of 11
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