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动载系数     
相关语句
  dynamic load coefficient
     Simulation and analysis of grab lifting dynamic load coefficient
     抓斗起升动载系数的仿真分析
短句来源
     Fuzzy matter-element evaluation method for dynamic load coefficient of cylindrical helical gear
     斜齿圆柱齿轮动载系数的模糊物元评价法
短句来源
     Container crane uprising dynamic load coefficient dynamics model and its solution
     岸边集装箱起重机起升动载系数的动力学模型及其解
短句来源
     When the rotary speed is equal to 300 r/min,the dynamic load coefficient reaches 1.3.When the strength of the rod string is calculated,it is necessary to consider the influence of the dynamic load coefficient.
     当工作转速增加至300r/min时,动载系数达1.3,在对采油杆柱进行强度计算时,有必要考虑动载系数的影响。
短句来源
     The container crane dynamic load coefficient dynamics model is built and its analytical result by the method of modal analysis is achieved.
     建立确定大型岸边集装箱起重机起升动载系数的动力学模型,并用模态分析法求得其解析解.
短句来源
更多       
  dynamic factor
     A new calculation formula for dynamic factor Kv is presented in this paper.
     提出一个新的动载系数Kv的计算公式。
短句来源
     In this paper a approximate algorithm to dynamic factor and combined tooth form factor is proposed by means of BP neural network mapping,so as to decrease calculation scale of them and improve calculation efficiency of gear calculating stress.
     本文提出了使用 BP神经网络映射齿轮动载系数和复合齿形系数的近似算法 ,以便减少其计算规模 ,提高齿轮计算应力的求解效率。
短句来源
     First kinds of criterion of calculating the dynamic factor for cranes are summarized, and the dynamic models of quayside container cranes are studied in this dissertation.
     首先总结了计算起重机起升动载系数的各种标准,并借鉴已有的岸边集装箱起重机的动力学模型,研究了在特定起升初始条件下,起升小车分别位于最大外伸距和海、陆侧门框之间两个位置时的起升动载系数的理论值以及影响起升动载系数的主要因素。
短句来源
     Then the virtual prototypes under two typical working situations are built, and the dynamic factor of hoisting by dynamic simulations is researched.
     然后建立这两种工况下的虚拟样机,通过动态仿真研究起升动载系数
短句来源
     Simplified formulas for calculating dynamic factor and operation factorunder typical operational conditions, which is appropriate for special characteristics of such cranes, is alsogiven for reference.
     同时提出适合梁式起重机特点的动载系数简化计算公式和典型工况下的操作系数,供参考使用。
短句来源
更多       
  dynamic load factor
     CALCULATION OF IMPACT STRESS AND DYNAMIC LOAD FACTOR ON TORSION SHAFT ACTED BY IMPULSIVE LOAD
     扭转轴在冲击载荷作用下冲击应力和动载系数的计算
短句来源
     Comparing the results and summarizing the factor of effecting on dynamic load factor, a new method has been proposed to calculate approximately the dynamic load of gear transmission system.
     采用三种经典的动载荷及动载系数计算方法,计算所建立的高速重载齿轮系统模型的动载系数。 对结果进行比较分析,总结影响动载系数的主要因数,提出了一个新的齿轮传动动载系数计算方法。
短句来源
     3) Comparing the three classical methods of calculating dynamic load factor, the major factor of effect on dynamic loading factor has been found.
     ③ 对三种经典动载荷及动载系数计算方法进行分析比较,找出影响动载系数的主要因素。
短句来源
     2) Three classical dynamic load factor methodes have been introduced to calculating dynamic load factor for high-speed and heavy-load gear model.
     ② 采用三种经典动载荷及动载系数的计算方法,计算高速重载齿轮系统模型的动载系数
短句来源
     Meanwhile,the dynamic optimization model is given with the minimum of the gear dynamic load factor of the lower speed,The stiffness and damping of the suspension bearing are designed with dynamic optimization.
     同时建立了以低速级平衡轮齿轮动载系数最小为目标函数的动态优化模型,从而对悬浮支承刚度和阻尼实现了动态优化设计。
短句来源
更多       
  coefficient of dynamic load
     AbstractThe research indicated that the dynamic load action on face support comes form two aspects,i. e. sudden destability of the main roof and the impact of folling block from the immediate roof in gob, and the coefficient of dynamic load is about up to 10 ̄3.The normal acting on face support is from two aspects aswell,i.
     本文的研究表明采场支架动载来源于两个方面,即老顶的突然失稳和冒空直接顶上部岩块垮落对支架的冲击,动载系数可高达10 ̄3量级。
短句来源
     This paper established and solved on microcomputers the single degree of freedom non linear model of mechanics and the kinetics equation for wide faced involute helical gears and worked out computer program for calculating the dynamic load of gears and coefficient of dynamic load.
     本文在微机上建立并求解了渐开线宽斜齿轮单自由度非线性力学模型和动力学方程,编制了计算轮齿动载荷和动载系数的计算机程序。
短句来源

 

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  dynamic factor
For the first time, the dynamic factor affecting the Black Sea hydrological structure is established, and its effect is shown.
      
The structural dynamic factor S(Q, ω) of liquid 4He has been measured by inelastic neutron scattering in films of different thickness at temperatures from 0.6 to 0.05 K.
      
The qualitative and quantitative effects of the external geometry, material properties, and design features on the critical loads, corresponding wave numbers, and the dynamic factor are evaluated.
      
Taking account of the dynamic factor in automatic contact-fatigue test systems
      
The numerical values of the dynamic factor are determined and the dynamic current-voltage characteristic is investigated.
      
更多          
  dynamic load factor
DLF refers to the dynamic load factor used to magnify the static load.
      
Figure 9 shows the dynamic load factor of a simple spring-mass system with different damping ratios.
      
This should reduce the dynamic load factor and the actual load on the structure.
      
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