| 1. | Rail vehicles - longitudinal strength of bodies of light railway vehicles 铁路车辆.轻型铁路车辆车体的纵向强度 |
| 2. | A simple review of investigations into ultimate longitudinal strength of ships is presented 摘要对船体极限总纵强度的研究作了简要回顾。 |
| 3. | The ultimate longitudinal strength of container ships was analyzed by a simplified method 摘要用简化方法对集装箱船进行了垂向弯矩和水平弯矩联合作用下的极限强度分析。 |
| 4. | However , the longitudinal strength and work of fracture were found to decrease with an increasing level of surface treatment 不过,裂缝的纵向力于工作时将随表面处理的增加水准而减少。 |
| 5. | The study of the uncertainty shows that it is necessary to analyse the reliability for ultimate longitudinal strength of ships 通过对不确定性因素的研究,指明对船体极限总纵强度作可靠性研究是必要的。 |
| 6. | Taking " nanhai fenjin " fpso as example , the analyses show that the loading / unloading courses of the fpso have marked effects on the longitudinal strength of hull girder and safety 通过对15万吨“南海奋进”号浮式生产储油船分析表明,该fpso营运过程中装卸载风险对船体梁纵向强度和安全性具有显著影响。 |
| 7. | If not , increase the curvature , and redo the above steps until get the ultimate strength . in the thesis the author analyzes the tripping of stiffened panels by three different methods . based on the above method , the author calculates the ultimate longitudinal strength of a boxlike girder , several ships and many stiffed panels by program 当船体梁在中拱或中垂状态下时,假定一个初始曲率,累积各个单元对瞬时中和轴的弯矩,然后判断弯矩是否达到极限,如未达到,则增加曲率,重复上述过程,直至弯矩为极值。 |
| 8. | Abstract : in this paper , the ship structure is analyzed by using 3d overall structure finite element method and the longitudinal strength is calculated when the hydro - static bending moment , wave bending moment , horizontal bending moment and torsion moment are considered . we compare the calculating result with the one based on the theory of thin - walled box girders and discuss the future of application of the two methods 文摘:本文对3800箱集装箱船进行了整船有限元分析,计算了在设计静水弯矩、波浪弯矩、水平弯矩和扭矩作用下的船体总纵强度,并与基于薄壁梁扭转理论的总纵强度计算结果进行了比较,对两种方法的应用前景作出评论。 |
| 9. | On basis of ship strength theory , mathematical model and solvable method of limited deflections of ships are established , and deflection criterion to check the demands of longitudinal strength of intact ships or damaged ships is proposed . it is convenient for the preliminary ship design 根据船体梁强度理论,建立船舶极限挠度数学模型与求解方法,提出利用船舶挠度检验船体总纵强度的新方法,可以较方便地对正常或破损船舶总纵剩余强度进行检验,便于初步设计。 |
| 10. | In this paper , 3 - d fem for the global ship , by adding loads and inertia adjustment , is used to calculate its longitudinal strength , longitudinal bending distortion and stress distribution , and the efficiency pf the superstructure to stand against longitudinal strength , which present a foundation for the check of ship ' s longitudinal strength 本文采用整船三维有限元分析方法,通过整船加载和惯性平衡处理,计算出设计目标船的总纵弯曲变形和应力分布,以及上层建筑参与船体总纵强度的有效度,为船体总强度校核提供依据。 |