In pipe laying and lifting analysis, the contact condition between pipeline and seabed, including deflection, rotation Angle and bending moment, is sometime tricky in a normal mechanical model.
海底管道的铺设分析和提升分析都用到管道和海床之间的接触条件,这个同时含有挠度、转角和弯矩的接触条件,在一般的力学模型中是很难理解的。
With the aid of static analysis tools, much of the heavy lifting can be handled automatically.
有了静态分析工具的帮助,许多繁重的工作可以自动地被处理了。
Rules perform all of the heavy lifting in the process by defining the conditions that generate results during the analysis.
规则通过定义在分析过程中生成结果的条件来执行过程中所有的重任。
Based on the analysis of the structures and force of the lifting subs, this paper indicates that ultrasonic inspection is one kind of effective inspection for ensuring its quality.
在分析提升短节结构及受力的基础上,指出超声波无损检测是保证其质量的一种有效检测方法。
The paper introduced a kind of practical technique for measuring the lifting load of main shaft skip and the data analysis approach.
介绍了一种实用的提升机主井箕斗实际提升载荷的测试技术与数据分析方法。
This article gave a safety analysis in detail on blade about 2mw wind turbine erection by lifting blades, at the same time the schemes were tested for erection, and the cautions were proposed.
文章就2M W风机采用吊装叶片起吊风轮的方案对叶片安全性进行了详细分析,同时对吊装方案进行了试验验证,并对吊装提出需要注意的事项。
The effect, principle, application range, parameter analysis, design and well selection of an intelligent plunger gas lifting system are systematically studied.
系统研究了智能柱塞气举系统装置的作用、工艺原理、适用范围、参数分析设计、选井应用。
Tension analysis and control of cables in the process of lifting construction of span arch is attract the attention of architect and engineer.
分析及控制拱肋吊装施工过程中的扣索受力成为设计、施工人员共同关注的问题。
According to lifting hoist reel tube shell structure and work situation, a 3-d calculated model of tube shell has been established with finite element analysis method.
采用有限元分析方法,根据提升绞车卷筒筒壳的结构和工作情况建立了筒壳的三维计算模型。
The conventional method to determine the loading position on the hydraulic cylinder of main and auxiliary boom of weight-lifting attachment on excavator is qualitative analysis.
挖掘机工作装置上的主、副臂液压缸最大受力位置,以往是通过定性分析确定。
The paper introduces in detail the working principle and make-up of the hydraulic synchronisation lifting device for lifting a high portal crane and gives an overall analysis of its hydraulic system.
文章详细介绍了超大型高架门座式起重机液压同步预升设备的工作原理和液压系统组成,并对液压系统进行了较全面的分析。
Some Speed lifting Systems of domestic raise-boring machines are described. Based upon an analysis of their functions, some recommendations for their improvement are proposed.
本文介绍了国内天井钻机的几种快速升降系统及其作用并对其进行了分析,提出了改进建议。
Through simulation analysis of the integral lifting construction process, the importance of synchronous control is pointed out.
通过计算机对整体提升过程的模拟分析,提出了施工过程中同步控制的重要性。
Specifically including: determining the level of the work lifting equipment, power devices and components in the design of the structure Analysis of Edge.
具体包括:确定本起吊设备的工作级别、动力装置的各部分的设计计算和支架的受力分析。
This paper sets up the mathematic model of control system according to the analysis of lifting process of overhead door and puts forward a stability stralegy improving control system.
根据对高架门机自升过程的分析,建立了控制系统数学模型。
The generalized aerodynamic force required in analysis is calculated by using horse shoe vortex— vibrational pressure doublet grid method, based on theory of subsonic unsteady lifting plane.
在颤振特性分析中所需要的广义气动力是根据亚音速非定常升力面理论,采用马蹄涡—振荡压力偶极子格网法计算的。
Dam for a hydroelectric station on the road bridge in which the terrain, the location of the bridge lifting aspects of the analysis of factors to determine the bridge lifting program;
针对某电站上坝公路桥所处的地形、地理位置对桥梁吊装方面影响因素的分析,从而确定桥梁吊装方案;
Theory analysis of dynamics modal, solving method and calculate formula of large quayside container crane dynamic coefficient of lifting, and practice test is processed.
对确定大型岸桥起升动载系数的力学模型、求解方法和计算公式等进行了理论研究,并进行了实际测试。
Based on the data analysis results, the laws of the stress change, distribution and transfer are primarily revealed, which can provide a scientific fundament for tank lifting in scenario and safety.
经过数据分析,揭示了罐壁应力变化、分布与传递的内在规律,为确保今后油罐举升方案的制定和安全实施提供了科学依据。
Methods: Retrospective analysis the clinical material of 23 Cases who received gasless laparoscopic surgery using abdominal wall lifting, the surgery and postoperative recovery were analysed.
方法:回顾性分析我院行悬吊式无气腹腹腔镜手术的患者23例的临床资料,并分析其手术情况和术后恢复情况。
Taking thrust slip fault of Japanese MITSUBISHI electric regenerative cargo lifting in some certain vessel as example, this paper gives analysis and ideas on the fault causes and repair methods.
以某船日本三菱电动回转式起货机冲滑故障为例,分析了故障原因与修理方法,并阐述了若干体会。
The paper builds the models at different stages of lifting operation on the basis of analysis of loads influencing crane structure fatigue.
在分析影响起重机金属结构疲劳载荷情况的基础上,给出了起重机主梁起吊过程中不同阶段的动力学模型。
Thls paper introduces data and result about structure design of the lifting beam, its strength check, nondestructive test, strain measuring and stress analysis.
本文介绍吊梁的结构设计与强度校核、无损检验、吊装过程应变测试及应力分析等方面的数据和结果。
Analysis of the lifting mechanism for vehicle tail-lift based on kinematics and dynamics is conducted.
对车用后栏板举升机构进行了运动学和动力学分析。
Through the auditory analysis of the various parts of lifting machinery and equipment running sound is normal, abnormal noise from site to determine …
高手帮翻一句话经过听觉剖析出起重机械设备各部位运转声音是…
The working principle, structure and features are introduced in this paper. An analysis of calculation for lifting point movement, load and balance weight is introduce as well.
介绍了直线电机驱动抽油机的工作原理、结构和特点,对其悬点运动、载荷及平衡重的计算作了分析,研究了修井作业时应注意的事项。
Theoretical analysis about track swelling problem in operation of track-lifting was conducted in the paper. Some measures against track swelling were also proposed in the paper.
本文对起道作业中的胀轨跑道问题进行了较全面的理论分析,并提出了一些相应的防止措施。
Using the modal analysis method in this paper, the vibration characteristics of ZJ50J double-lifting mechanical driven oil drilling rig (patent No. 352466) is studied.
应用模态分析技术、振型截断法,对专利证书号第352466号的ZJ50 J双升式机械驱动石油钻机振动特性进行研究。
Horizontally pushing lifting jack of direct shear tests are operated on rock mass shear strength test. - center point group analysis is used for treating shear test data.
用平推法直剪试验进行岩体抗剪断强度试验,用-点群中心法处理直剪试验数据。
Horizontally pushing lifting jack of direct shear tests are operated on rock mass shear strength test. - center point group analysis is used for treating shear test data.
用平推法直剪试验进行岩体抗剪断强度试验,用-点群中心法处理直剪试验数据。
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