舵系计算书.龙de船人

舵系计算书.龙de船人 会 签 银河山 旧底图登记号 标记 数量 修改单号 签 字 日 期 编 制 描 打 陈希春 SDC4999-200-01JS 校 对 描 校 舵 系 计 算 书 底图登记号 标 检 总面积 0.36 m共 6 页 第 1 页 2 审 核 summer of masonry construction, brick requires sufficient moist. 8.6.2.6 you must take the following measures to concrete construction in summer high temperature impact on concrete a. hardening speed up, vibrating difficulties reduced bleeding, fast drying, easy to crack (plastic), high early strength, fast early hydration heat, less cooling, temperature increases rapidly, due to temperature difference cracks. B. pouring daytime high temperatures, due to the high temperature effect of concrete strength, stability, in varying degrees, on mixing processes, perfusion vibration and moisture conservation, effective measures should be taken. 2) main measures taken by a. temperature control the water temperature in your standard mix proportion of concrete 2 degrees, the concrete temperature 0.5 degrees. B. with the controlled addition of retarder agent can reduce the effects of concrete under high temperature, but make some performance degradation of concrete, so when you are using additives must be implemented upon approval by the supervising engineer. C. time control suitable for work at night, should seek to reduce the mixing time and shipping time at high temperatures. D. strengthen the conservation and high temperatures after pouring in the early days of continuous water conservation to prevent surface drying and covering thin-film wet grass bag to make it moist State in 24 hours. 8.6.3 8.6.3.1 winter construction measures in winter construction preparation 1) required winter construction materials, equipment, planning ahead of time comes into 审 定 日 期 2004.09.02 南京顺达船舶设计有限公司 1 概述: 本计算书根据中国船级社《钢质海船入级与建造 规范 编程规范下载gsp规范下载钢格栅规范下载警徽规范下载建设厅规范下载 》(2001)第2分册第3章要求计算。 1.1 船舶主尺度 总 长 L 79.650 m OA 250设计水线长 L 77.500 m WL 垂 线 间长 L 75.800 m PP600 3000船 宽 B 14.000 m 2500 型 深 D 6.200 m 设 计 吃水 d 5.000 m 200设计航速 V 10节 23001.2 舵尺度 型 式:普通双支点平衡舵 2 2舵面积:A=6.26m A=1.5m f 舵面积系数: =A/(L×d)=1.61% ,WL 平衡系数:=0.240 , 舵叶平均高度:b=2.72 m 舵叶平均宽度:c=2.3 m 2,展舷比: =b/A=1.18 2 舵系受力计算 2.1 舵力计算(3.1.2.1) 2.1.1 正车时: 2F=132?K?k?k?AV 123d =96348.9N ,式中:K=(+2)/3=1.06,k=1.1，k=1.0,V=10kn 123d 2.1.2 倒车时: 2F=132?K?k?k?AV 123d =21196.7N ,式中:K=(+2)/3=1.06,k=0.8，k=1.0， 123 aration 1) required winter construction materials, equipment, planning ahead of time comes intofilm wet grass bag to make it moist State in 24 hours. 8.6.3 8.6.3.1 winter construction measures in winter construction prep-vering thinand coonservation and high temperatures after pouring in the early days of continuous water conservation to prevent surface drying suitable for work at night, should seek to reduce the mixing time and shipping time at high temperatures. D. strengthen the cntrol dation of concrete, so when you are using additives must be implemented upon approval by the supervising engineer. C. time cotrolled addition of retarder agent can reduce the effects of concrete under high temperature, but make some performance degrae conthe water temperature in your standard mix proportion of concrete 2 degrees, the concrete temperature 0.5 degrees. B. with th ion vibration and moisture conservation, effective measures should be taken. 2) main measures taken by a. temperature controlperfush temperatures, due to the high temperature effect of concrete strength, stability, in varying degrees, on mixing processes, rly hydration heat, less cooling, temperature increases rapidly, due to temperature difference cracks. B. pouring daytime higst eaa. hardening speed up, vibrating difficulties reduced bleeding, fast drying, easy to crack (plastic), high early strength, fa nt moist. 8.6.2.6 you must take the following measures to concrete construction in summer high temperature impact on concretesummer of masonry construction, brick requires sufficie2 舵 系 计 算 书 第3页 SDC4999-200-01JS V应不小于0.5V，取V=0.55V=5.5KN dd 2.2 舵杆扭矩(3.1.3.1),(3.1.3.2) 2.2.1 正车时: T=F?R=22160.2 N?m 式 中:R=C(-)=0.207 ,, R的取值应不小0.1C=0.23, 取R=0.23 其 中:C=2.3 m, =0.33, =0.24, F=96348.9 N ,, 2.2.2 倒车时: T=F?R=20476.0 N?m 式 中:0.966 R,C(,,,), 其 中:C=2.3m, =0.66, =0.24, F=21196.7 N ,, 2.3 舵机选择 考虑风浪与舵系磨擦因素: T=1.5T=33240.3N?m 总 选用35KN?m电动液压拨缸式舵机一台。 2.4 舵杆、舵叶系统的受力(3.1.4.5) 2.4.1 按如图所示的计算模型用直接计算法确定。 图中:l=1.8m l=0.52m 12 l=2.5m l=0.22m 34 l= l+ l+ l=3.24m 342 计算载荷P 正车:P=F/l= 38539.56 N/m 3 倒车:P=F/l= 8478.68 N/m 3 2.4.2 下舵承至舵叶间的最大弯矩M(3.1.4.5) B l3M,0.1F.l，0.6F(l，l，l),F(，l),34107.5N?m B123422 式中 F=96348.9N 取F=0.1F F=0.6F AC summer of masonry construction, brick requires sufficient moist. 8.6.2.6 you must take the following measures to concrete construction in summer high temperature impact on concrete a. hardening speed up, vibrating difficulties reduced bleeding, fast drying, easy to crack (plastic), high early strength, fast early hydration heat, less cooling, temperature increases rapidly, due to temperature difference cracks. B. pouring daytime high temperatures, due to the high temperature effect of concrete strength, stability, in varying degrees, on mixing processes, perfusion vibration and moisture conservation, effective measures should be taken. 2) main measures taken by a. temperature control the water temperature in your standard mix proportion of concrete 2 degrees, the concrete temperature 0.5 degrees. B. with the controlled addition of retarder agent can reduce the effects of concrete under high temperature, but make some performance degradation of concrete, so when you are using additives must be implemented upon approval by the supervising engineer. C. time control suitable for work at night, should seek to reduce the mixing time and shipping time at high temperatures. D. strengthen the conservation and high temperatures after pouring in the early days of continuous water conservation to prevent surface drying and covering thin-film wet grass bag to make it moist State in 24 hours. 8.6.3 8.6.3.1 winter construction measures in winter construction preparation 1) required winter construction materials, equipment, planning ahead of time comes into 2.4.3 尾框底骨弹簧系数(3.1.4.7) I7 35K,6.18，，10,1.445×10N/m 3l54式中 I=18706cm l=2.0m (取自规范计算书) 55 2.4.4 舵销支持力P P,0.6F,57809.3N 2.4.5 尾框位移 Py,,4mm K 3 舵系主要零件的计算 3.1 舵杆直径(3.1.5.1) 3.1.1 舵柄处传递舵杆扭矩的舵杆直径应不小于: 1/3正车:D=4.2(T/K)=107.001mm tS 正车时的舵杆扭矩T=22160.2N.m 式中: 0.750.75材料系数1.34 K,(,/235),(275/235),ss #2其中:35碳素钢σ=315 N/mm S 实取:D=160 mm t 3.1.2 下舵承处和下舵承以下的舵杆直径应不小于:(3.1.5.4) 221/6197.8mm D,D[1，4M/3T],ctb 式中 M=34107.5N?m T=22160.2N?m B #实取: D=200mm, 25船用锻钢 c 23.1.3 舵杆上的等效应力σ应不超过118K=118×1.34=158N/mm eS 32 343.52N/mm,,(10.2M/D)，10,bc 32 314.13 N/mm,,(5.1T/D)，10,tc 22221/2,,(,，3,),49.93N/mm<158 N/mm et 式中 M=34107.5N?m D=200mm T=22160.2N?m BC 3.2 舵叶板 3.2.1 舵旁板、顶板和底板的厚度(3.1.6.2) ,41/2t,5.5S,(d，10F/A)，2.5 aration 1) required winter construction materials, equipment, planning ahead of time comes intofilm wet grass bag to make it moist State in 24 hours. 8.6.3 8.6.3.1 winter construction measures in winter construction prep-vering thinand coonservation and high temperatures after pouring in the early days of continuous water conservation to prevent surface drying suitable for work at night, should seek to reduce the mixing time and shipping time at high temperatures. D. strengthen the cntrol dation of concrete, so when you are using additives must be implemented upon approval by the supervising engineer. C. time cotrolled addition of retarder agent can reduce the effects of concrete under high temperature, but make some performance degrae conthe water temperature in your standard mix proportion of concrete 2 degrees, the concrete temperature 0.5 degrees. B. with th ion vibration and moisture conservation, effective measures should be taken. 2) main measures taken by a. temperature controlperfush temperatures, due to the high temperature effect of concrete strength, stability, in varying degrees, on mixing processes, rly hydration heat, less cooling, temperature increases rapidly, due to temperature difference cracks. B. pouring daytime higst eaa. hardening speed up, vibrating difficulties reduced bleeding, fast drying, easy to crack (plastic), high early strength, fa nt moist. 8.6.2.6 you must take the following measures to concrete construction in summer high temperature impact on concretesummer of masonry construction, brick requires sufficie4 舵 系 计 算 书 第5页 SDC4999-200-01JS =8.96mm 221/2式中:S=0.5 mm, 0.919mm, ,,[1.1,0.5(s/b)], 2 d=5.0m , F=96348.9N A=6.26 M b=0.7m 选取:舵旁板t=9mm,顶板和底板t=9mm 3.2.2 舵叶内隔板厚度(3.1.6.3) 应不小于0.7倍的舵旁板厚度，即t=0.7×8.96 = 6.27 mm,且不小于8mm。 选取:横隔板t=8mm，垂隔板t=8mm ，代替下舵杆的垂直隔板取t=14mm 3.2.3 舵叶的导边板厚度(3.1.6.4) 应不小于1.2倍的舵旁板厚度，即t=1.2×8.96= 10.752 mm 选取:t=11mm 舵杆和舵叶的水平连接法兰 3.2.4 连接法兰的螺栓直径(3.1.7.1)(3.1.7.6) 31/2 d,0.62[DK/(nEK)]bcsbb =44.3mm 式中:D=200mm, K=1.34, E=200×0.9=180mm, 取240 CSb 0.75k=(/235)=1.34 ,b s #2 #其中:35碳素钢 =315N/mm选取:Φ45×6只 35船用锻钢 ,S 3.2.5 连接法兰的厚度(3.1.7.21) 1/21/2t,d(K/K),44.3，(1.34/1.34),44.3 mm bbf ##式中:d=44.3mm, K=1.34(35碳素钢)，K=1.34 (35碳素钢) bbf 65mm，舵叶法兰厚度t=65mm 选取:舵杆法兰厚度t= 3.2.6 螺栓孔外侧的宽度(3.1.7.4) b=0.67d=29.7 mm 实取:b=65 mm b 法兰取圆形，尺寸Ф500 (具体由放样定) 3.3 舵销直径(3.1.11.2) 1/21/2D,0.35(P/K),0.35，(57809.3/1.34), 72.7 mm pPP #式中:P=57809.3 N，K=1.34(35碳素钢) PP summer of masonry construction, brick requires sufficient moist. 8.6.2.6 you must take the following measures to concrete construction in summer high temperature impact on concrete a. hardening speed up, vibrating difficulties reduced bleeding, fast drying, easy to crack (plastic), high early strength, fast early hydration heat, less cooling, temperature increases rapidly, due to temperature difference cracks. B. pouring daytime high temperatures, due to the high temperature effect of concrete strength, stability, in varying degrees, on mixing processes, perfusion vibration and moisture conservation, effective measures should be taken. 2) main measures taken by a. temperature control the water temperature in your standard mix proportion of concrete 2 degrees, the concrete temperature 0.5 degrees. B. with the controlled addition of retarder agent can reduce the effects of concrete under high temperature, but make some performance degradation of concrete, so when you are using additives must be implemented upon approval by the supervising engineer. C. time control suitable for work at night, should seek to reduce the mixing time and shipping time at high temperatures. D. strengthen the conservation and high temperatures after pouring in the early days of continuous water conservation to prevent surface drying and covering thin-film wet grass bag to make it moist State in 24 hours. 8.6.3 8.6.3.1 winter construction measures in winter construction preparation 1) required winter construction materials, equipment, planning ahead of time comes into #选取:D=200 mm 35船用锻钢 P 3.4 舵杆、舵轴、舵销的轴承(3.1.13.1) 2支承面积应不小于8258.5 mm A,P/[P],57809.3/7,b 2式中: P=57809.3N [P]=7 N/mm l支承面长度 1.2 取L=200mm ,Di aration 1) required winter construction materials, equipment, planning ahead of time comes intofilm wet grass bag to make it moist State in 24 hours. 8.6.3 8.6.3.1 winter construction measures in winter construction prep-vering thinand coonservation and high temperatures after pouring in the early days of continuous water conservation to prevent surface drying suitable for work at night, should seek to reduce the mixing time and shipping time at high temperatures. D. strengthen the cntrol dation of concrete, so when you are using additives must be implemented upon approval by the supervising engineer. C. time cotrolled addition of retarder agent can reduce the effects of concrete under high temperature, but make some performance degrae conthe water temperature in your standard mix proportion of concrete 2 degrees, the concrete temperature 0.5 degrees. B. with th ion vibration and moisture conservation, effective measures should be taken. 2) main measures taken by a. temperature controlperfush temperatures, due to the high temperature effect of concrete strength, stability, in varying degrees, on mixing processes, rly hydration heat, less cooling, temperature increases rapidly, due to temperature difference cracks. B. pouring daytime higst eaa. hardening speed up, vibrating difficulties reduced bleeding, fast drying, easy to crack (plastic), high early strength, fa nt moist. 8.6.2.6 you must take the following measures to concrete construction in summer high temperature impact on concretesummer of masonry construction, brick requires sufficie6