上层甲板室构件强度直接计算

1、船体局部强度计算书共 23页 第 23 页7/28/2003 11:41:20 NoClear flag is specified.07/28/2003 11:41:20 COM initialized with S_OK success code.07/28/2003 11:41:20 Branding Internet Explorer.07/28/2003 11:41:20 Command line is /mode:isp /peruser.07/28/2003 11:41:20 Global branding settings are:07/28/2003 11:41:20 Cont

2、ext is (0x01C00008) Internet Content Providers, running from per-user stub;07/28/2003 11:41:20 Settings file is C:PROGRA1INTERN1Signupinstall.ins;07/28/2003 11:41:20 Target folder path is C:PROGRA1INTERN1Signup.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 About to clear previous branding.07/28/2003

3、11:41:20 Done.07/28/2003 11:41:20 Processing migration of old settings.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing wininet setup.07/28/2003 11:41:20 There are no connection settings to process!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing deletion of connection settings.07/28/2

4、003 11:41:20 Existing connection settings werent specified to be deleted!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing zones HKCU settings.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing local machine policies and restrictions.07/28/2003 11:41:20 There are no local machine *.inf fi

5、les to process!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing current user policies and restrictions.07/28/2003 11:41:20 There are no current user *.inf files to process!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing legacy policies and restrictions.07/28/2003 11:41:20 There are no

6、 local machine *.inf files to process!07/28/2003 11:41:20 There are no current user *.inf files to process!07/28/2003 11:41:20 There are no legacy *.inf files to process!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing general customizations.07/28/2003 11:41:20 Company name is set to Microsof

7、t Corporation.07/28/2003 11:41:20 Custom key is set to MICROSO.07/28/2003 11:41:20 Wizard version is set to 6.00.2800.1106.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing Help-About customization.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing browser toolbar buttons.07/28/2003 11:41

8、:20 There are no toolbar buttons to process!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing root certificates.07/28/2003 11:41:20 This feature is for ISPs only!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing deletion of favorites and/or quick links.07/28/2003 11:41:20 None of the fav

9、orites folders were specified to be deleted!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing favorites.07/28/2003 11:41:20 Creating separate thread for processing favorites.07/28/2003 11:41:20 COM initialized with S_OK success code.07/28/2003 11:41:20 Using FavoritesEx section.07/28/2003 11:4

10、1:20 Preprocessing Title1 title key.07/28/2003 11:41:20 Preprocessing URL1 URL key.07/28/2003 11:41:20 Adding this favorite:07/28/2003 11:41:20 Determining favorites attributes.07/28/2003 11:41:20 folder location is C:WINDOWSFavorites.07/28/2003 11:41:20 Title - MSN.com.url,07/28/2003 11:41:20 URL -

11、 07/28/2003 11:41:20 with a default icon,07/28/2003 11:41:20 not marked IEAK created,07/28/2003 11:41:20 not made available offline07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Preprocessing Title2 title key.07/28/2003 11:41:20 Preprocessing URL2 URL key.07/28/2003 11:41:20 A

12、dding this favorite:07/28/2003 11:41:20 Determining favorites attributes.07/28/2003 11:41:20 Title - 电台指南07/28/2003 11:41:20 URL - 07/28/2003 11:41:20 with a default icon,07/28/2003 11:41:20 not marked IEAK created,07/28/2003 11:41:20 not made available offline07/28/2003 11:41:20 Done.07/28/2003 11:

13、41:20 Done.07/28/2003 11:41:20 Preprocessing Title3 title key.07/28/2003 11:41:20 Failed with E_FAIL.07/28/2003 11:41:20 Preprocessing Title4 title key.07/28/2003 11:41:20 This key doesnt exist indicating that there are no more favorites.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing orderi

14、ng of favorites.07/28/2003 11:41:20 Favorites will be put into the default position!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing quick links.07/28/2003 11:41:20 Creating separate thread for processing quick links.07/28/2003 11:41:20 COM initialized with S_OK success code.07/28/2003 11:41:

15、20 Preprocessing Quick_Link_1_Name quick link title key.07/28/2003 11:41:20 Preprocessing Quick_Link_1 quick link URL key.07/28/2003 11:41:20 Adding this quick link:07/28/2003 11:41:20 Determining favorites attributes.07/28/2003 11:41:20 Title - 链接自定义?7/28/2003 11:41:20 URL - 07/28/2003 11:41:20 wit

16、h a default icon,07/28/2003 11:41:20 not marked IEAK created,07/28/2003 11:41:20 not made available offline07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Preprocessing Quick_Link_2_Name quick link title key.07/28/2003 11:41:20 Preprocessing Quick_Link_2 quick link URL key.07/2

17、8/2003 11:41:20 Adding this quick link:07/28/2003 11:41:20 Determining favorites attributes.07/28/2003 11:41:20 Title - 链接免费的HotMai07/28/2003 11:41:20 URL - 07/28/2003 11:41:20 with a default icon,07/28/2003 11:41:20 not marked IEAK created,07/28/2003 11:41:20 not made available offline07/28/2003 11

18、:41:20 Done.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Preprocessing Quick_Link_3_Name quick link title key.07/28/2003 11:41:20 Preprocessing Quick_Link_3 quick link URL key.07/28/2003 11:41:20 Adding this quick link:07/28/2003 11:41:20 Determining favorites attributes.07/28/2003 11:41:20 Title -

19、链接Windows.url,07/28/2003 11:41:20 URL - 07/28/2003 11:41:20 with a default icon,07/28/2003 11:41:20 not marked IEAK created,07/28/2003 11:41:20 not made available offline07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Preprocessing Quick_Link_4_Name quick link title key.07/28/2

20、003 11:41:20 Preprocessing Quick_Link_4 quick link URL key.07/28/2003 11:41:20 Adding this quick link:07/28/2003 11:41:20 Determining favorites attributes.07/28/2003 11:41:20 Title - 链接Windows Media.url,07/28/2003 11:41:20 URL - 07/28/2003 11:41:20 with a default icon,07/28/2003 11:41:20 not marked

21、IEAK created,07/28/2003 11:41:20 not made available offline07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Preprocessing Quick_Link_5_Name quick link title key.07/28/2003 11:41:20 This key doesnt exist indicating that there are no more quick links.07/28/2003 11:41:20 Done.07/28

22、/2003 11:41:20 Processing ordering of quick links.07/28/2003 11:41:20 Quick Links will be put into the default position!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing connection settings.07/28/2003 11:41:20 There are no connection settings to process!07/28/2003 11:41:20 Done.07/28/2003 11:4

23、1:20 Processing TrustedPublisherLockdown restriction.07/28/2003 11:41:20 This restriction is not set!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Registering download URLs as safe for updating IE.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Deleting links.07/28/2003 11:41:20 No links to delete!07/28

24、/2003 11:41:20 Done.07/28/2003 11:41:20 Branding Outlook Express.07/28/2003 11:41:20 OE branding was successful!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing active desktop customizations.07/28/2003 11:41:20 No desktop customizations to process!07/28/2003 11:41:20 Done.07/28/2003 11:41:20

25、Processing channels and their categories (if any).07/28/2003 11:41:20 There are no channels to process!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Processing software update channels.07/28/2003 11:41:20 folder location is C:WINDOWSWeb.07/28/2003 11:41:20 There are no software update channels to add

26、!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Actual processing of channels by calling webcheck.dll DllInstall API.07/28/2003 11:41:20 There is no webcheck processing necessary!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Showing channel bar on the desktop.07/28/2003 11:41:20 Done.07/28/2003 11:41:2

27、0 Processing subscriptions.07/28/2003 11:41:20 There are no subscriptions to process!07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Refreshing browser settings.07/28/2003 11:41:20 Broadcasting Windows settings change to all top level windows.07/28/2003 11:41:20 Done.07/28/2003 11:41:20 Done.07/28/2003

28、 11:41:20 Done.技术设计船体上层甲板室强度计算书标 志数量修改单号号签字日期图样标记重量(kg)比例设 计描 图N01校 对描 校标 检共 23 页第 1 页审 核审 定日 期 目录1. 说明32. 主尺度33. 图纸及资料34. 结构模型44.1 模型范围44.2 坐标系44.3 单元网格54.4 材料参数54.5 计算载荷64.6 边界条件75. 计算结果85.1 计算结果汇总85.2 计算结果显示（见附图）96. 结论9附图：各构件变形及应力云图101. 说明本船为单底、单甲板双体旅游客船；全船为钢质结构（钢材屈服极限Mpa），全船为横骨架式结构；舷侧为交替肋骨式结构。根据

29、中国船级社2009版钢质内河船舶建造规范（以下称规范）第二篇第十四章节的规定，该船上层甲板室是大跨度结构，中间不设支柱，按照节的要求，上层甲板室主要构件的确定采用直接计算方法确定。本次计算采用大型有限元计算软件MSC.Patran/MSC.Nastran(2008)，以基本结构图（QDH601-110-03）、典型横剖面图（QDH601-110-02）以及各层甲板及其以下围壁图（QDH601-141-01、QDH601-41-02、QDH601-141-03）为依据建模。所有计算外载荷按照规范规定取值。 2. 主尺度总 长：LOA48.00m设计水线长：LWL4

30、6.00m垂线间长：LPP45.00m计算船长：L45.00m型 宽：B11.20m型 深：D2.90m设计吃水：d1.80m3. 图纸及资料甲板及其以下围壁结构图QDH601-141-01、QDH601-41-02、QDH601-141-03基本结构图：QDH601-110-03主要横剖面：QDH601-110-024. 结构模型4.1 模型范围上层建筑有限元模型范围为：纵向：取#-3#81内构件，包括甲板纵桁，侧围壁板，横隔板以及扶强材；横向：取整个船宽，包括甲板强横梁、甲板横梁；垂向：取主甲板以上主要构件，包括强横梁、纵桁下垂直桁。其他区域的构件均按设计图纸建模。具体的有限元模型如图1、

31、2、3。4.2 坐标系取右手直角坐标系，原点取在#0主甲板中线处，x轴沿船艏方向，y轴沿左舷方向，z轴指向高度方向。图1 上层建筑模型图图2 上甲板层结构图3 游步甲板层结构图4 顶棚甲板层结构4.3 单元网格模型中主要采用板壳单元、梁单元，杆单元。板单元均为四边形为主，网格大小250250。.上层建筑各甲板板（上甲板、游步甲板、顶棚甲板）、内横舱壁板用板壳（shell）单元模拟。甲板纵桁、强横梁、普通横梁、围壁垂直桁、舱壁扶强材用梁（beam）单元模拟。尾部承压支柱用杆（rod）单元模拟。 模型共有27403个节点，25065个板单元，492个三角形单元，11294个梁单元，30个杆单元。4

32、.4 材料参数本模型以mm为单位建立，故参数取：钢材：E=2.1105M Pa； =0.3 ；=7.8510-9 kg/mm34.5 计算载荷千岛湖260客位仿古游览船的上层甲板室跨度达到28.50 m，超出规范规定，故按照规范第二篇第十四章第节的要求，其上的构件采用直接计算确定。本计算书所使用的载荷按规范要求，上甲板水柱高度取0.45 m；游步甲板水柱高度取0.45 m；顶棚甲板水柱高度取0.2 m。以上压力是采用均布压力的形式施加，具体见图5、图6和图7。游步甲板大开口的载荷按规范计算以均步载荷的形式施加，同时还考虑结构自重的影响。在Patran直接设置考虑质

33、量的自重，具体操作是在Loads/BC的inertisl Load设置z轴向下的-9810 mm/s2的加速度。游步甲板舱口纵桁上施加的线载荷取：-4.4099998 N/mm。图5 上甲板载荷(-0.0044145002 N/mm2)图6 游步甲板载荷(-0.0044145002 N/mm2)图7 顶棚甲板层压载(-0.001962 N/mm2)图8 自重 4.6 边界条件 按规范要求，上层甲板室无支柱甲板结构有限元模型：在其围壁结构下缘节点上施加全位移约束：ux =0，uy=0，uz=0，x=0，y=0，z=0，即刚性固定。在垂直桁下缘施加约束：ux =0，uy=0，uz=

34、0。本计算偏于安全考虑将上甲板强横梁下垂直桁与主甲板相连接的节点取ux =0，uy=0，uz=0；上甲板下内部横隔板与主甲板连接的节点取：ux =0，uy=0，uz=0，x=0，y=0，z=0；上甲板纵桁下垂直桁与主甲板连接节点取ux =0，uy=0，uz=0；其它各层纵桁和强横梁下垂直桁与下端甲板连接节点取铰接，即ux =0，uy=0，uz=0。具体见图9。图9 约束示意图5. 计算结果5.1 计算结果汇总表1 上层建筑模型板单元应力校核构件板单元最大相当应力e（Mpa）许用相当应力e（Mpa）满足规范情况上甲板板 43175满足上甲板下内部横隔壁 31.2175满足游步甲板板 68.417

35、5满足游步甲板下内部横隔壁 103175满足顶棚甲板板 34.6175满足表 2 上层建筑模型梁单元应力构件梁单元最大轴向应力梁单元最大合成应力轴向许用应力合成许用应力满足规范情 况上甲板强横梁70.9175满足上甲板纵桁98.7175满足上甲板舱口纵桁34.6175满足上甲板强横梁下垂直桁35.294.6113.55175满足上甲板纵桁下垂直桁24.952.2113.73175满足游步甲板强横梁63.1175满足游步甲板纵桁103175满足游步甲板强横梁下垂直桁36118113.55175满足游步甲板纵桁下垂直桁45.897.9113.73175满足顶棚甲板强横梁57.8175满足顶棚甲板纵桁36175满足顶棚甲板强横梁下垂直桁39.783.7111.2517