文中还推得张索对梁刚度提高系数,亦称张力参数,并建立其控制式,便于设计应用。
The stiffness incremental coefficient of the box girder contributed by prestressed tendons, which is also known as prestress parameter, is established with its .
模具曲面用通过毛坯和型材截面的带张力参数的弗格森曲面表示,具有通用和曲面形状变化丰富的特点。
The die surface is represented by the Ferguson surface with tension parameter through transverse sections of product and billet, so it is universal and flexible.
该集成电路可以连续操作,让仪器能测量如温度、振动、压力、位置、曲度和张力等参数。
The circuits can operate continuously, and enable instrumentation for measuring parameters such as temperature, vibration, pressure, positioning, inclination and strain.
作为实例,对洞庭湖大桥的斜拉索进行了张力测试和参数评估。
As an example, tension force testing and parameter estimation on a st ay-cable of Dongting Lake Bridge were processed.
络筒张力和络筒速度是络筒中重要的两个工艺参数。
Winding tension and winding speed are two key parameters in winding.
缠绕过程中缠绕带的缠绕张力采用温度参数法控制,使其达到预定值。
The temperature parameter of the elements is employed to control the winding tension to respected values.
张力控制系统是参数时变、干扰较多的系统,采用串联校正设计方法很难得到希望的动态性能。
Tension control system is a time? Varying parameter system with disturbances, it is difficult to obtain desirable dynamic performance by means of series tuning design.
张力渗透仪是一种根据多维入渗原理进行土壤水分和溶质运移参数原位测量的仪器。
Tension infiltration meter is a kind of devices measuring soil moisture and solute movement parameters on the spot according to multi-dimensional infiltration theory.
提出用三个特征参数描述气圈形态的方法,并选择出能够最有效反映张力变化的形态特征参数。
The method to describe the balloon shape with three characteristic parameters is put forward, and the parameter that can represent the tension change the most effectively is selected out.
基于准晶榴界面模型,提出用互溶度数据和UNIQUAC参数计算二元体系液液界面张力的简单方程。
According to a quasi-lattice model, a simple equation for predicting the interfacial tensions of binary systems from UNIQUAC parameters and mutual solubility data has been obtained.
从某种意义上讲,润湿性、表面张力等物理参数是影响空间材料制备能否成功的关键问题之一。
In a sense, wettability, surface tensity and other physical parameters are some of the key factors for the material manufacture in outer space.
根据该厂情况,将活套系统与轧机可控硅系统的参数合理匹配,实现了无张力轧制。
After the parameters of the looper system and silicon control system were matched reasonably with each other, the non-tension rolling was realized.
分析了反渗透系统中膜体形变、水体粘度与表面张力等参数的温度特性。
The temperature properties of membrane deformation, water viscosity and surface tension in reverse osmosis system are analyzed.
并对张力控制算法及PID参数的变化情况进行了分析。
This paper also analysis the control algorithm and the vary circumstance of PID parameter.
采用计算机对卷取张力控制系统仿真,可以快速获取系统设计参数和这一参数时的系统性能,使现场调试变得方便快捷。
For simulation of winding tension control system using computer, the parameters about system design and the system performance with these parameters can be quickly obtained.
实验结果显示,缝纫线张力、针迹密度是对缝口缩皱影响较大的缝纫参数。
Sewing thread tension and stitch density are selected by the result of orthogonal experiments as two variable parameters to study the effect of sewing parameter on seam pucker.
文章对产生纬向停台的原因及相应解决措施进行了详细讨论,指出合理设置纬向工艺参数、减少纬纱张力负荷以及把好原纱质量关是降低纬向停台、提高织机效率与效益的重要途径。
It points out that rationally setting weft-related process parameters, reducing weft tension and taking strict control over the quality of filling yarn are effective measures for r.
在建立双气圈动力学模型的同时,对气圈的纺纱张力进行了全面和系统的理论分析,并找出了形态特征参数与张力之间的对应关系。
After obtaining the equation of a balloon, theoretical analysis of the tension was carried out, and the relation between the feature parameter of the state of a balloon and tension was obtained.
讨论了开卷机在镀锌生产线中的开环张力控制,并详细论述了通过在P LC中设置变频器的参数来实现开环张力控制。
The article discusses about open tension control of pay off reel in the continuous galvanizing line and setting the parameter of converters in the PLC to realize the open tension control in detail.
表面张力是控制血液凝固机制的最重要的物理学参数。
Surface tension is the most important physical parameter governing the clotting mechanism of blood.
为此,本文作者推导出了能精确描述变截面情况的分布参数张力微分方程。
The tension differential equation with distributed parameters which can accurately describe the tension at varied section was inferred.
纤维缠绕张力是复合材料缠绕成型工艺中重要的控制参数,直接影响着缠绕制品的质量。
This paper researches in tension control of filament winding system, which is an important control parameter and affects the quality of winding products directly.
印刷机张力系统是个变参数的非线性系统,它变速范围大,所以采用的是变频器驱动交流电机作为执行机构。
Tension system of gravure printing machine is a nonlinear system with variable parameters, the change of this system is very wide, so the author USES frequency conversion motor as its executive body.
基于作者最近建立的一个多参数对应状态理论,本文报导一种关联和预测纯液体表面张力的新方法。
Based on multiparameter corresponding-state principle developed recently by the authors, a new method for correlating and predicting the surface tensions of pure liquids has established.
介绍了经纱张力等工艺参数动态数据测试系统的开发及应用研究。
This testing system is focused on the development and application of dynamic measuring system of warp tension based on computer.
表面张力是液体表面性质的重要参数,测量熔体表面张力有着重要的意义。
The surface tension is an important parameter of liquid surface characteristics, so the measurement of surface tension of molten liquid is important.
张力腿平台的垂荡引起张力周期性变化,对张力腿的涡激横向振动起参数激励的作用,使其动力响应更为复杂。
Periodical variations of tether's tension caused by heaving oscillation of TLP play the role of a parametric exciter to vortex-induced vibration, and make it more complicated.
对影响系泊系统的强度和定位能力的几个参数(顶部张角,顶部预张力和轴向刚度)进行了分析研究。
Attempts were then made to analyze the effects of some key parameters of mooring system configuration, including top Angle, pretension in line and polyester line axial stiffness.
对影响系泊系统的强度和定位能力的几个参数(顶部张角,顶部预张力和轴向刚度)进行了分析研究。
Attempts were then made to analyze the effects of some key parameters of mooring system configuration, including top Angle, pretension in line and polyester line axial stiffness.
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