2.???????(Fresh Water Allowance; FWA)?FWA??????

1
??? ?????

• ????????

2
????
1.?????????? 2.???????(Fresh Water Allowance
FWA)?FWA?????? 3.?????????(Dock Water Allowance
DWA)? 4.???????????????
3
4.1 ?????
??????????????
4
??????????? S????? W????? T?????
WNA????????? F?????
TF??????? 1996???????,??????????????????????????
5
4.2 ?????(Fresh Water Allowance FWA)
?????(FWA)?????????????????????,?????????,????
?????,??????
TPCsw???????????TPC??
4.2.1 ????????(Hydrometer)
?????(S)?????????(RD1.025),???????(F)?????????(RD1
.000),????????????????,??4.2,?????????? ??????????
?????????
6
4.2.2 ?????(FWA) ?????
???????????? Displacementship L B d Cb
p
??????????????????????,?????????????????
DISPLSW DISPLFW 1.025
?DISPLFW1.025 DISPLFW(WPAFWA1.000 t/m3)
??FWA??????
DISPLFW1.025 DISPLFW(WPAFWA)
?1.025 DISPLFW DISPLFW(WPAFWA)
?1.025 DISPLFW-DISPLFW (WPAFWA)
?0.025 DISPLFW (WPAFWA)..(i)(??)
7
???TPC??,??TPCSW?????????????????
?????
??,WPA?????????
?(ii)???(i)?
8
?FWA???(mm)??
?????
??????
9
(EX1)????????????1680?,?TPCSW?5.18?,????????????1.
000(t/m3)????,???????? SOL
?????????????,???????FWA
????????81.1mm?
10
4.3 ???????(Dock Water Allowance DWA)
???????(DWA)???????????????????????,?????????,
?????????? ??????????????(RD1.000),???????????
????(DWA),??4.44.5??,FWA????????DWA,??????,DWA??F
WA??3/5?15/25?
11
DWA?????
???,???????1000???????
(EX2)???FWA?200mm,????????????(RD1.018)?,????????
SOL
????????56mm?
12
DWA???????????????????
??????????????????
(EX3)???????????,??????(RD1.004)?????????????(RD1.
016),??FWA?260mm,????????? SOL
????????124.8mm?
13
4.4 ?????(LOAD LINE CALCULATION)
4.4.1 ??DWA/FWA??????????????
???????????????????,??????(Dock
Water),??????(Allowance)??????????(RD1.025)???,???
??????????,?????????,?????????????????????????
?????????????(RD1.012)????,????????????????,
??4.6????????????(RD1.025),??????????????????????,
??4.7? ????????,???????????,????????????????
,??????????
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4.4.2 ????????
(EX4)???????????5.80m,FWA 140mm?TPC
21.82(T),????????(RD1.007)?????????5.74m,???????26
?????????,?????????????,?????????? SOL
(1)??DWA(??????mm)
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(2)?????????????????????????????
???????(1.025) 5.800m
DWA 0.101m
?????(1.007) 5.901m
???(1.007) 5.740m
?????(1.007) 0.161m
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(3)?????????????,????????????
??????? w / TPC
?w ?????? TPC
??
??TPC?????????????
(4)??????
????? 345.1(t)
?????? 26.0(t)
????? 319.1(t)
17
(EX5)???????????4.32m,FWA 100mm?TPC
21.60(t),????????(RD1.002)?????????4.3m,??????????
???,?????????? SOL
(1)??DWA(??????mm)
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(2)??????????????
???????(1.025) 4.320m
DWA 0.092m
?????(1.002) 4.412m
???(1.002) 4.300m
?????(1.002) 0.112m
(3)??????????????
??????? w / TPC
?w ?????? TPC
??
???????236.5?
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(EX6)????????(RD1.006)????????????(S)????12cm?????
???????(W)????4cm,???????21620(t)(???????6.86m,TPC
18.6),???????????(??)???????? SOL
(1)?????(??4.8)
???? 25mm(2.5cm 0.025m)
?????????????(x)
20
(2)???????
?? ??
???? 6.860
6.860
???? -0.025 X-0.143
-0.120
0.040
????? 6.715 6.757
21
(3)??????
(4)??DWA
(5)?????????
???? 6.860m
X 0.143m
???? 6.717m
22
(6)???????????????
???????(RD1.025) 6.717m
DWA 0.221m
?????(RD1.006) 6.938m
???(RD1.002) 6.736m
?????(RD1.002) 0.202m
(7)??????????????
??????? w / TPC
?w ?????? TPC
??
???????368.8?