階段性報告(穩(wěn)性計算部分)

1、完整穩(wěn)性計算1 計算空船重心高度空船重心高度的估算應(yīng)參考布置圖進(jìn)行分項估算，具體如下表：表 8.1 空船重量估算空船重量計算重量（t）重心距基線高(m)重心垂向力矩重心縱向位置(m)重心縱向力矩船體重量997.4305.5215506.479舾裝重量272.0306.8251856.605機電重量187.6503.575670.849甲板機械47.10011.980564.2581504.25.7168598.190-9.650-14515.812空船儲備75.2110.171空船重量合計1579.45.8889298.943-9.650-14515.812空船 重量為1579.4 t2 各載

2、況下重量與重心計算根據(jù)文獻(xiàn)2的相關(guān)規(guī)定，液貨船需要計算以下6個載況：滿載出港、滿載入港、壓載出港、壓載入港、半載出港、半載入港。（其中半載為貨艙區(qū)域裝載一半液貨的載況）通過列表分項計算各載況的重量重心、得出相應(yīng)排水量和吃水、再由靜水力曲線查得浮心位置。（1）滿載出港表8.2 滿載出港重量重心計算重量重心距基線高重心垂向力矩重心縱向位置重心縱向力矩空船重量1555.535.929210.98-9.64-14990.27液貨3675.003.7513781.254.5016537.50燃油52.013.75195.044.50234.05滑油1.563.755.854.507.02淡水40.005

3、.50220.008.25330.00船員及行李1.7312.0020.70-37.50-64.69食品及備品17.5010.00175.00-37.50-656.25其他小油柜48.002.50120.00-27.75-1332.00合計5391.334.4023728.820.0165.36重心縱向位置：0.01m浮心縱向位置：0.5m（2）滿載入港表 8.3 滿載入港重量重心計算重量重心距基線高重心垂向力矩重心縱向位置重心縱向力矩空船重量1555.535.929210.98-9.64-14990.27液貨3675.003.7513781.254.5016537.50燃油5.203.751

4、9.504.5023.40滑油0.163.750.594.500.70淡水4.005.5022.008.2533.00船員及行李1.7312.0020.70-37.50-64.69食品及備品17.5010.00175.00-37.50-656.25其他小油柜48.002.50120.00-27.75-1332.00合計5307.124.4023350.02-0.08-448.60重心縱向位置：-0.08m浮心縱向位置：0.54m（3）壓載出港表 8.4 壓載出港重量重心計算重量重心距基線高重心垂向力矩重心縱向位置重心縱向力矩空船重量1555.535.929210.98-9.64-14990.2

5、7液貨0.000.000.004.500.00燃油52.013.75195.044.50234.05滑油1.563.755.854.507.02淡水40.005.50220.008.25330.00船員及行李1.7312.0020.70-37.50-64.69食品及備品17.5010.00175.00-37.50-656.25其他小油柜48.002.50120.00-27.75-1332.00壓載水1300.003.254225.0014.7719201.00合計3016.334.7014172.570.902728.86重心縱向位置：0.9m浮心縱向位置：1.47m（4）壓載入港表 8.5

6、壓載入港重量重心計算重量重心距基線高重心垂向力矩重心縱向位置重心縱向力矩空船重量1555.535.929210.98-9.64-14990.27液貨0.000.000.004.500.00燃油5.203.7519.504.5023.40滑油0.163.750.594.500.70淡水4.005.5022.008.2533.00船員及行李1.7312.0020.70-37.50-64.69食品及備品17.5010.00175.00-37.50-656.25其他小油柜48.002.50120.00-27.75-1332.00壓載水1300.003.754875.0014.7719201.00合計2

7、932.124.9314443.770.762214.90重心縱向位置：0.76m浮心縱向位置：1.5m（5）半載出港表 8.6 半載出港重量重心計算重量重心距基線高重心垂向力矩重心縱向位置重心縱向力矩空船重量1555.535.929210.98-9.64-14990.27液貨1837.501.883445.314.508268.75燃油52.013.75195.044.50234.05滑油1.563.755.854.507.02淡水40.005.50220.008.25330.00船員及行李1.7312.0020.70-37.50-64.69食品及備品17.5010.00175.00-37.

8、50-656.25其他小油柜48.002.50120.00-27.75-1332.00壓載水338.103.321123.1637.0012509.61合計3891.933.7314516.041.104306.22重心縱向位置：1.10 m浮心縱向位置：1.36 m（6）半載入港表 8.7 半載入港重量重心計算重量重心距基線高重心垂向力矩重心縱向位置重心縱向力矩空船重量1555.535.929210.98-9.64-14990.27液貨1837.501.883445.314.508268.75燃油5.203.7519.504.5023.40滑油0.163.750.594.500.70淡水4.

9、005.5022.008.2533.00船員及行李1.7312.0020.70-37.50-64.69食品及備品17.5010.00175.00-37.50-656.25其他小油柜48.002.50120.00-27.75-1332.00壓載水338.103.321123.1637.0012509.61合計3807.713.7114137.241.003792.26重心縱向位置：1.0 m浮心縱向位置：1.39 m自由液面修正自由液面對穩(wěn)心高的修正根據(jù)文獻(xiàn)2的要求，液貨船對各個載況的自由液面進(jìn)行修正值的計算，對穩(wěn)性高修正值的計算利用下式：h=-i其中： 裝載液體的密度 i 自由液面慣性矩 當(dāng)前

10、載況的排水量計算詳見表 8.8表8.8 自由液面對穩(wěn)心高的修正項目單位滿載出港滿載到港空載出港空載到港半載出港半載到港液 貨 艙 1排水量t5391.35307.13016.32932.13891.93807.713自由液面縱向長度lm13.50013.5000.0000.00013.50013.500自由液面橫向長度bm6.1256.1250.0000.0006.1256.125液體重量密度it/m31.0501.0501.0501.0501.0501.050自由液面慣性矩i=lb3/12m4258.50258.500.0000.000258.50258.506修正值h=-1/m-0.050

11、-0.0510.0000.000-0.070-0.071燃 油 艙排水量t5391.35307.13016.32932.13891.93807.713自由液面縱向長度lm6.6006.6006.6006.6006.6006.600自由液面橫向長度bm1.5001.5001.5001.5001.5001.500液體重量密度it/m30.8350.8350.8350.8350.8350.835自由液面慣性矩i=lb3/12m41.8561.8561.8561.8561.8561.856修正值h=-1/m0.0000.000-0.001-0.0010.0000.000淡 水 艙排水量t5391.35

12、307.13016.32932.13891.93807.713自由液面縱向長度lm13.50013.50013.50013.50013.50013.500自由液面橫向長度bm1.2001.2002.4002.4002.4002.400液體重量密度it/m31.0001.0001.0001.0001.0001.000自由液面慣性矩i=lb3/12m41.9441.94415.55215.55215.55215.552修正值h=-1/m0.0000.000-0.005-0.005-0.004-0.004壓 載 艙排水量t5391.35307.13016.32932.13891.93807.713自

13、由液面縱向長度lm0.0000.00013.50013.5000.0000.000自由液面橫向長度bm0.0000.0001.5001.5000.0000.000液體重量密度it/m31.0001.0001.0001.0001.0001.000自由液面慣性矩i=lb3/12m40.0000.0003.7973.7970.0000.000修正值h=-1/m0.0000.000-0.001-0.0010.0000.000液 貨 艙 2排水量t5391.35307.13016.32932.13891.93807.713自由液面縱向長度lm6.0006.0000.0000.0006.0006.000自

14、由液面橫向長度bm5.5005.5000.0000.0005.5005.500液體重量密度it/m31.0501.0501.0501.0501.0501.050自由液面慣性矩i=lb3/12m483.18883.1880.0000.00083.18883.188修正值h=-1/m-0.016-0.0160.0000.000-0.022-0.023燃 油 艙 2排水量t5391.35307.13016.32932.13891.93807.713自由液面縱向長度lm3.0003.00012.75012.75012.75012.750自由液面橫向長度bm3.9503.9503.9503.9503.9

15、503.950液體重量密度it/m30.8350.8350.8350.8350.8350.835自由液面慣性矩i=lb3/12m415.40715.40765.48265.48265.48265.482修正值h=-1/m-0.002-0.002-0.018-0.019-0.014-0.014壓 載 艙 2排水量t5391.35307.13016.32932.13891.93807.713自由液面縱向長度lm0.0000.00013.20013.2000.0000.000自由液面橫向長度bm0.0000.0006.1006.1000.0000.000液體重量密度it/m31.0001.0001.

16、0001.0001.0001.000自由液面慣性矩i=lb3/12m40.0000.000249.67249.670.0000.000修正值h=-1/m0.0000.000-0.083-0.0850.0000.000壓 載 艙 3排水量t5391.35307.13016.32932.13891.93807.713自由液面縱向長度lm0.0000.0007.8007.8000.0000.000自由液面橫向長度bm0.0000.0006.1006.1000.0000.000液體重量密度it/m31.0001.0001.0001.0001.0001.000自由液面慣性矩i=lb3/12m40.000

17、0.000147.53147.530.0000.000修正值h=-1/m0.0000.000-0.049-0.0500.0000.000壓 載 艙 4排水量t5391.35307.13016.32932.13891.93807.713自由液面縱向長度lm0.0000.0006.5006.5006.5006.500自由液面橫向長度bm0.0000.0004.0004.0004.0004.000液體重量密度it/m31.0001.0001.0001.0001.0001.000自由液面慣性矩i=lb3/12m40.0000.00034.66734.66734.66734.667修正值h=-1/m0.

18、0000.000-0.011-0.012-0.009-0.009合計-0.441-0.448-0.439-0.451-0.658-0.672自由液面對復(fù)原力臂的修正根據(jù)文獻(xiàn)2 中附錄8-II 推薦船舶液體艙柜自由液面橫傾力矩計算方法進(jìn)行復(fù)原力臂的修正表 8.9 自由液面對復(fù)原力臂的修正項目滿載出港滿載到港空載出港空載到港半載出港半載到港液 貨 艙 1V471.26471.26不修正不修正471.26471.26b6.106.106.106.101.051.051.051.05K0.050.050.050.055391.335307.123891.933807.71Cb1.001.001.001

19、.00l14.4014.4014.4014.40h5.375.375.375.37b/h1.141.141.141.14M1539.761539.761539.761539.76l修正0.030.030.040.04液 貨 艙 2V181.50181.50不修正不修正181.50181.50b6.106.106.106.101.051.051.051.05K0.050.050.050.055391.335307.123891.933807.71Cb0.920.920.920.92l6.006.006.006.00h5.375.375.375.37b/h1.141.141.141.14M570.

20、13570.13570.13570.13l修正0.010.010.010.02燃 油 艙 1V50.9750.9750.9750.9750.9750.97b1.501.501.501.501.501.500.840.840.840.840.840.84K0.050.050.050.050.050.055391.335307.123016.332932.123891.933807.71Cb0.960.960.960.960.960.96l6.606.606.606.606.606.60h5.375.375.375.375.375.37b/h0.280.280.280.280.280.28M30.

21、0630.0630.0630.0630.0630.06l修正0.000.000.000.000.000.00燃 油 艙 2V61.1461.1461.1461.1461.1461.14b3.953.953.953.953.953.950.840.840.840.840.840.84K0.050.050.050.050.050.055391.335307.123016.332932.123891.933807.71Cb0.960.960.960.960.960.96l3.003.003.003.003.003.00h5.365.365.365.365.365.36b/h0.740.740.740

22、.740.740.74M95.2795.2795.2795.2795.2795.27l修正0.000.000.000.000.000.00壓 載 艙 1V不修正不修正105.11105.11不修正不修正b1.501.501.001.00K0.010.013016.332932.12Cb0.970.97l13.5013.50h5.345.34b/h0.280.28M18.3018.30l修正0.000.00壓 載 艙 2V不修正不修正90.5990.59不修正不修正b6.106.101.001.00K0.110.113016.332932.12Cb1.001.00l13.2013.20h1.13

23、1.13b/h5.425.42M596.28596.28l修正0.020.02壓 載 艙 3V不修正不修正53.5353.53不修正不修正b6.106.101.001.00K0.110.113016.332932.12Cb1.001.00l7.807.80h1.131.13b/h5.425.42M352.34352.34l修正0.010.01壓 載 艙 4V不修正不修正168.35168.35168.35168.35b5.345.345.345.341.001.001.001.00K0.040.040.040.043016.332932.123891.933807.71Cb0.750.750.

24、750.75l6.506.506.506.50h6.506.506.506.50b/h0.820.820.820.82M319.93319.93319.93319.93l修正0.010.010.010.010.260.260.100.100.380.38浮態(tài)與初穩(wěn)性根據(jù)文獻(xiàn)5 提供的方法列表計算穩(wěn)性高，詳見下表表8.10 初穩(wěn)性計算表項目符號及公式單位滿載出港滿載入港空載出港空載入港半載出港半載入港排水量Dt5391.335307.123016.332932.123891.933807.71平均吃水dm4.804.753.022.933.583.51重心縱向坐標(biāo)XGm0.01-0.080.90

25、0.761.101.00浮心縱向坐標(biāo)XBm0.500.541.471.501.261.28重心豎向坐標(biāo)ZGm4.404.404.704.933.733.71縱穩(wěn)心距基線高ZMLm139.45141.02166.73170.65145.31127.34縱向初穩(wěn)心高m135.04136.62162.03165.72141.58123.63每厘米縱傾力矩MTCt·m80.9080.5654.3153.9961.2252.31漂心縱向坐標(biāo)XFm-2.91-2.890.740.81-11.99-11.99縱傾力臂Xg-Xbm-0.49-0.63-0.56-0.74-0.15-0.29縱傾力矩M

26、Tt·m-2635.7-3337.3-1697.3-2178.3-599.26-1096.1縱傾值ddm-0.33-0.41-0.31-0.40-0.10-0.21首吃水增量ddfm-0.17-0.22-0.15-0.20-0.06-0.13尾吃水增量ddam0.150.190.160.210.040.08首吃水dfm4.634.522.862.733.523.37尾吃水dam4.954.943.173.143.613.58橫穩(wěn)心距基線高ZMm6.706.717.857.987.197.25未修正初穩(wěn)心高GM0m2.302.313.153.053.463.54自由液面修正值dGMm-

27、0.44-0.45-0.44-0.45-0.66-0.67實際初穩(wěn)心高GMm2.742.763.593.504.124.21上述計算通過首尾吃水差表達(dá)了本船各載況下的浮態(tài)，浮態(tài)以首位吃水差小于船長的0.5%為佳。大傾角穩(wěn)性計算根據(jù)stab 程序計算的結(jié)果 繪制穩(wěn)性橫截曲線圖 8.1 穩(wěn)性橫截曲線根據(jù)穩(wěn)性橫截曲線量取ls靜穩(wěn)性力臂：l=ls-sin-l其中： ls根據(jù)穩(wěn)性橫截曲線量得 l自由液面修正力臂計算結(jié)果見下表。表 8.11 靜穩(wěn)性力臂計算表滿載出港滿載入港空載出港zsinlzsinlzsinl10.000.760.320.760.321.010.4020.001.500.631.500.

28、641.980.8930.002.200.682.200.712.901.2040.002.830.632.830.673.721.0550.003.370.433.370.464.440.5560.003.810.133.810.165.02-0.0970.004.13-0.234.13-0.215.44-0.7980.004.33-0.614.33-0.605.70-1.51空載入港半載出港半載入港zsinlzsinlzsinl10.001.01800.40610.65410.53910.65240.554920.002.00510.90081.28841.17901.28501.2078

29、30.002.93121.19511.88341.73301.87851.763240.003.76831.03492.42131.84072.41501.876050.004.49090.53102.88561.61362.87801.647260.005.0770-0.12303.26221.21223.25371.240770.005.5089-0.84193.53970.70803.53040.728980.005.7733-1.57043.70970.14473.69990.1565由上表的計算結(jié)果繪制靜穩(wěn)性曲線。進(jìn)水角計算繪制進(jìn)水角示意圖，量出各水線的進(jìn)水角，如圖圖8.8 進(jìn)水角示

30、意圖然后繪出進(jìn)水角曲線。圖 8.9 進(jìn)水角曲線然后在圖上量取各載況的進(jìn)水角。表 8.13 進(jìn)水角量值滿載出港滿載入港空載出港空載入港半載出港半載入港38.939.462.6363.2150.3550.9橫搖角計算根據(jù) 文獻(xiàn)2 8.2.4.1 的要求進(jìn)行橫搖角計算。1=11.75C1C4C2C3C1的計算根據(jù) 文獻(xiàn)2 8.2.4.2。C1根據(jù)橫搖周期和船舶航道來查表獲得。橫搖周期。T=0.55+0.07BsdGMBS其中： Bs所核算裝載情況下船舶的最大水線寬度 d所核算裝載情況下船舶的吃水GM所核算裝載情況下船舶的穩(wěn)性高橫搖周期計算結(jié)果（t）： 表8.14 橫搖周期計算滿載出港滿載入港空載出港

31、空載入港半載出港半載入港7.2629 7.2609 7.4456 7.6178 6.5174 6.4909 由文獻(xiàn)2 上查得C1表8.15 C1滿載出港滿載入港空載出港空載入港半載出港半載入港0.0810 0.08100.0860 0.0870 0.0890 0.0900C2的計算依照文獻(xiàn)2 中8.2.4.3 的內(nèi)容，C2可以按下式計算：C2=0.21+0.26KGd當(dāng)C2>1 時 C2 取 1式中 KG所核算裝載情況下船舶重心至基線的垂向高度。表 8.16 C2滿載出港滿載入港空載出港空載入港半載出港半載入港0.4484 0.4511 1.0000 1.0000 0.4808 0.48

32、53 C3的計算依照文獻(xiàn)2 中8.2.4.4 的內(nèi)容，C3可以按下式計算：C3=f+0.0025Bsd其中： f由橫搖周期查表獲得表 8.17 C3滿載出港滿載入港空載出港空載入港半載出港半載入港0.0114 0.0115 0.0162 0.0166 0.0142 0.0145 本船不設(shè)舭龍骨，因此C4=1。由式：1=11.75C1C4C2C3表 8.18 橫搖角計算滿載出港滿載入港空載出港空載入港半載出港半載入港5.9761 5.9695 7.9397 7.9375 6.0796 6.1217 動穩(wěn)性計算利用文獻(xiàn)9中提供的計算表格計算動穩(wěn)性力臂的值。表8.12 動穩(wěn)性力臂計算表滿載出港橫傾角

33、靜穩(wěn)性臂成對和由上而下和動穩(wěn)性臂0.00000.00000.00000.00000.000010.00000.31880.31880.31880.022320.00000.62610.94491.26370.088230.00000.67961.30572.56930.179440.00000.63231.31193.88120.270950.00000.42651.05874.93990.344860.00000.12770.55415.49400.383570.0000-0.2258-0.09825.39580.376780.0000-0.6122-0.83804.55780.3182滿載

34、入港橫傾角靜穩(wěn)性臂成對和由上而下和動穩(wěn)性臂0.00000.00000.00000.00000.000010.00000.32030.32030.32030.022420.00000.64200.96231.28260.089530.00000.71421.35622.63880.184240.00000.67241.38664.02540.281050.00000.46201.13435.15970.360260.00000.15580.61785.77750.403370.0000-0.2061-0.05035.72730.399880.0000-0.5993-0.80544.92180.3

35、436空載出港橫傾角靜穩(wěn)性臂成對和由上而下和動穩(wěn)性臂0.00000.00000.00000.00000.000010.00000.39930.39930.39930.027920.00000.88981.28901.68830.117930.00001.20232.09203.78030.263940.00001.04742.24976.03000.420950.00000.55451.60197.63190.532860.0000-0.08680.46778.09960.565470.0000-0.7924-0.87927.22040.504080.0000-1.5081-2.30054.9

36、1980.3434空載入港橫傾角靜穩(wěn)性臂成對和由上而下和動穩(wěn)性臂0.00000.00000.00000.00000.000010.00000.40610.40610.40610.028420.00000.90081.30701.71310.119630.00001.19512.09593.80910.265940.00001.03492.23006.03910.421650.00000.53101.56597.60500.530960.0000-0.12300.40808.01300.559470.0000-0.8419-0.96497.04810.492080.0000-1.5704-2.41234.63580.3236半載出港橫傾角靜穩(wěn)性臂成對和由上而下和動穩(wěn)性臂0.00000.00000.00000.00000.000010.00000.53910.53910.53910.037620.00001.17901.71812.25720.157630.00001.73302.91205.16930.360940.00001.84073.57378.74300.610350.00001.61363.454312.19730.851560.00001.21222.825915.