A guide to ship handling0001

Ship Handling inWs!csIITNiEIMEI@@EEC !EE!E]@IEEI@-Nrrt.orologr for Safe Navigation in Ert..tropical and Tropic.l Cyclon€s Stornt 176... Ld us coNidcra ruddcras a scpmr b.dy ar 3n sglc o

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Ship Handling inWs!cs

IITNiEIMEI@@EEC

!EE!E]@IEEI@-Nrrt.orologr for Safe Navigation in

Ert tropical and Tropic.l Cyclon€s (Stornt

176

Ld us coNidcra ruddcras a scpmr b.dy ar 3n sglc of mka tu rhc flN vetciry

id arsk ofahk $[ induce tr.inu]!

h a rcal flnid, dns roc D onpo*d or ffidion ud sp,6rc forcesj rds oi (c rudd.r

icd L nomit ro rh diEdrotr ormorioi

D pfrrler ro rhe diEdtoi or morion or iib a nomit forcc FN lomat ro rh rnr! Dtatre of rh rud.d.r imo 3 *irr lorce Fr plntlcl 10 rh

si.e rhe arial rorc Fr x very smll @npried ro rhc iomat fo,ce FN, $e Domt rorcc FNsiddcd ro EpBem tudds rbE drr

rsir) ,nd dindion ro rhe tudd* The added vctdcty or prcF f R* LncH*s rhc ruddd forcc bori

rDwhitq llrc wk., distu$ed varr dnsscd ltons wirh ih !htp

ns ind irs cfilrrivcn$s is sed vhse masijrude or rhe rudd* fdre is rbour

.h 6c eer.nriic rurcus (.cd.rurhs dsd fren

4re sF.d) rft d&rofisiigrr $Ep $i! k p,niF

G ii 6 disdae tc' orsc prepdr.( vhlh tu !

*iry r *aLhd ud 'hus h oih lsd by ri shics

mg i i@ii4 ruicuwr l&eLmriie rhc shir qi'nour

usig rcEae rMn wi6 6 prcpcnq v miuiis

.is dkd!tsc jc! 'rd meid4rl fti dsrry d aw

rq or ruhis rljNbtus oi dd niDae

- - \

rled undd qnoN nivigarionil nvimnneds rc das:ijjc,lhJ'lly i'ro rwo stgoies cotrM k*pLng d €valve kn.'!en.y) mrneuveB.

Cmmry d nsauvs€b, Lry

r, cat d[nerer (rD)

x radi@r dhndsoD) | F.t ship +31

Fh€.nap+41

F i g l , l 0 t o , N ! F r r , i , ,

1r' rMo !\bbtished sbtrd*ds tu ship Manetrv.nbithy (hcinifrer oncd rhc sbndardr) r Dc

lnu dBndcnsi.s b b comrlicd lnh.c siputard Thes

ydruYs;g re$t ind 1 5 (s$cd conhD

lhe iunmg rs nnairs in iiDonan lltdi

The Thra Phases of Ibrn

rnftmsi.F Kdd b! dircdry ptu@drcilrb 6

Charact.ristics of rhe T[rninB Peth

tii,r Aiptulh (us b'he shrcs er

mlheleemclsuNhseship.sen

rtr gtu' nljoiq of mmhar ships

{3ia (L) md dc hdid dhndn shou

aro srandrds : Advane < 4.51

T&lj€|dim6t6l<51

&.Lr ' sho"s dc p6ii@ of L\ 'eilor

\ 'yG n.tPEqd I GP:F!ln,'

, ncn kick en b used to oics dvai

- d.flcdiis th ndder towrds ! ms

ric orry sbse of rlE sond phsc of$e tunj rhe sh,p\ cenrer ol gEvity rends ro skjd dMrdly

rh orisinrr pih s $ nsuh ofrie rudd* ron Thh phenomemtr k hNn s -ktck", ad irsiud n abour r100 rhip tcns(h Lai ih c.nrffoflnviry Howevtri,s shown in Fist trl

em krck (he masnihde of r$dr $ift i lhe $.m rcmiirl) rqchs np ro r? of shi! tens$ ar2o".hriBc ot h.ading itr hrd-dve

d caE should b 6ien Esardins

Fig.l.lS

I d

!

6

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t- o FEh iq ier 4peaBidedy

4 wd pon ro:rc d rsh ne rel

$

-rig,l-13 sr!.{ rudi,., r,, tr !

uential factors in Tuming

3d rm4 abriy anFrcd io a fim

I

Fit.l-I9 hi,- f., - hqm! i r]

s&ftd is rorNr: (ris,r.:r)

C At.ft dsdy aeeb*h wrh Drc ya, 6re, rhe dd.r is pur over ro ro ro sblboad d pod ( Gt

€ wh€n rhe h*dhs h.s chmsed ro

oFd o, shlboad (sond ex@ur€)

shoutd ben tu; bI0 ro sdoad/pon 0hird er4uro)

lo o*i,E infomiioi

1 !

o I

s c j e d y M n e e | B * ' h c E h l i o n

aneuverrbility Indices K and T

idq,.llin" T|E rinc rc.ded

lig,l-23

iunhg nG n qpfsard N T coefhcienr

n ho\r N rhe iiirhr rumi!8 indq or

- q iq depLh dBi rih aitl rudds insk

d T maneuvcnis ctrrdsisriG ruy bc desi6.d r rour

s K (srady tuminc ,bitiry) ud r/T (inriat tumins $iL

r rcsnoBivenss ro rhc hdm) hive a c

Nopriem, lhdqi ir'he tisre(' p3n.m5 B rndc)

A d Snlp D bdmg io tr$ \'h.E scdy hnins ibihy md iniristrmtu nspuNryctuar @ u

o l , E , d } * t r [ m n g i b L ' | y

c rr pmf,ni rrrum rs rb' 'ry

sd seady sdb rumins abir'ry

E @ \ r , n , , r , ; , r , " r , , , \ r , +

Turning lag to ncw course

fillllll

E@ n' ' ,8 casiL,t ",rh'p,

New Course Keeplng Test

Thii mam(! br dddishrcs rh 9!i

Tho nw coucFke6pi.g t*t i3 c

2.whenrhechanseolh.lding@ch8ricndddn\ts[sdiic,Y,,('1,,=10'.20'.30",rmm

rh inilhl rppr@i hadins, noE rh mddd b n,ib.rJd Gh.ck h.lm)

r wh.n th y Ere w.rl.ii irs iih

rhe ruming css6 and th lhio is *r d

olfic nw couR osb Y ,nd rh ns ontr disbne Xc

d$ h$ding Yrro20', r0'ind dc5'Rep.ellhec$usitrsminiia|rudddofdl'bardl5

Rep*r stpr r 2 od 3 wirr "Mft.'Jd

Firjl-:7 shM an exmplc orth iN

FiEl-27

EEldcFdlEdEv@ek{i4H

For example, the ro lowins inlomation is obtained trom rhefsurc:

.d (Yl.10') rhc ruddcr s defl.crcd Ir$trM 530 m txc.Ss0m.2 r L)io

I r j F l - : t t | ,

" - u r - r , I

lvlost navigators use lhe tollowing procedurclo

change course salely,

@

e r d s l G e o n i s o l G e

.Shphandlere are rcqurcd lo revew lhen own shps aclualdislance lo new

c o f i s e m e v e l y m n d l o n

some rarqe vesse s such as vLccs

.Tuminq are shou d be mainhned

a'e rcqunedrouEe more rhan 20deg 'udder

w'ih'n l0 deq m'n ior Eaie sh'p hand ng er

\

Sorr rs mNins, brdrns md rcle

ifl hr opdjrions tn cBded wareB $ Ln prcnnLty rd ,ix€d

pFirg r rhL mn estro d(dqrmg

) , L f r F n a m , o ! a s h i p h a d | c l o d c d e n l L

king h dcnanctrlqof i dcm$rh

erebring k fte nmi.uver or ncdod

srng rcr.^ ro dccctenrins N drod 6i0e

{lfunbsnp|dion,Tosnp|ifylni|ysd\

ocs|nphyNeof|unbrckilgpo*dlrcmiiylivetrshqddjsfl$i's ioppins mprb irGsj r lq

rrre sriir ar rtr t!.6r $lrimbh rhed pows d rhich

pdh du ig a noppiis or b,cktns m

i

dmoe duruderis'i$ (Fia.r r)

sloppingisamrncuYddliitle$pim

' i i g ' | ' s | ' i p b y N c o l t u u

rer.lhclensrhofrh rB.k (hck mch) is cslled tnsh somirs

disbnci or 'thon iopprng dkhi.c

iry.tunr index for sbFing lbiLiry Th shndrns dclln rhe tr

cr.h snd lime 10 dsd in

br a nsdy,pp&ch d tul] tn rp d

fi&129

The rMo siandads sl pular€ th€ lo owi.g sloppino abi ly cr ld o n lo be compriad eith:

HNs€r d,is v,lf ray be modificd by $ Adniftftfo' vhdc shirs or h

lhis cnrnon imo.di.,bl bur should io no se crGd z0 shu lengrhs

Opeating l.m€nts 4d ship 6pom€ dunnq nopp'ng md€uv.r

P' r!

i ' \ ' ' r ! t r ' ! j u ' h ! { ' n o m ! \ | l ! ! s o

l j g l - 3 1 ! r N d L , i i a 1 t r r

EIdE M.-"*i'g c.p,bi,iq o,sh,p'

3 nPB or powr prrb and pdFtreis

m*p|ainswhylhcrcn!5ri3h1d]lTc

girc.wirho beiis ir'lcd{d by d difie

loppingabihtyofishi!pdler (cPP) js lFnn, ship eq$P

Fi&1.34

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