查询词典 guy rope

This thesis is based on crane dynamic theory and finite element theory, and utilized software platform of ANSYS. It realizes model analysis and transient analysis of steel rope and bridge structure. The data and conclusion offered effective method to bridge crane design. The thesis mainly includes:According to crane dynamic theory, established relevant dynamic model, and analyzed the dynamic properties of the bridge structure of the bridge crane, including the natural frequency, the model shape and the dynamic stress. A way to analyse the dynamic response of the bridge structure of the bridge crane which takes into account the dynamic properties of the steel rope pulley block has been explored successfully.

本文基于有限元理论和起重机动力学理论，以有限元分析软件ANSYS为平台，实现了计算机对钢丝绳系统和桥架的模态分析和瞬态动力学分析，得到的分析数据和结论对桥式起重机动态设计提供了有效的手段，论文主要内容包括：根据起重机动力学理论，建立了相关动力学模型，并对桥架结构进行动态性能分析(包括固有频率、振型以及动应力)的分析，探索出一种考虑钢丝绳滑轮组的动态特性在内的桥式起重机桥架结构动态应力分析的方法。

Children jumping rope in a school yard, CanadaLaughter echoes across the yard as students jump rope outside the Fort McMurray Islamic School in Canada.

加拿大麦克莫雷堡的伊斯兰学校里，学生们在户外跳绳，校园里回荡着他们的欢笑声。

The operation staff should test all the running parts, connection, fixed parts, track and wire rope, etc. everyday before operate the machine, then vacancy load for 3 times to confirm reliable. When using it ,pay attention to the conditions of hoisting machine, sliding wheel, wire rope, hang coop. Make

6.5操作人员应在每天操作前检查各运行部分，各连接，固定部位、轨道及钢丝绳，无异常情况，然后，操作运行空载上下三次，确认安全可靠后，方可使用，使用中要随时注意卷扬机记录，下班时检查各部件，并清扫吊笼内灰渣，锁好护栏门，将总电源关闭

For the sensor and hardware of wire rope tester has been mature, on the basis of the full-scale analysis of history and current situation of wire rope nondestructive testing in the domestic and overseas country, a research direction has been proposed that the feature extraction of the relevant characteristic with the broken wires quantitative inspection and research on effective recognition algorithm.

由于钢丝绳无损检测的传感器和硬件检测装置已基本趋于成熟，论文在全面分析了国内外钢丝绳无损检测技术历史及现状的基础上，针对钢丝信号的特点，确定了以&与钢丝绳断丝损伤定量相关的特征量提取和有效的识别算法&为基础的研究方向。

When the wire rope being used to the largest length, the wire rope left on the roller is no less than 3 rings.

C，当钢丝绳使用到最大长度时，卷筒上钢丝绳剩余量不得少于3圈。

After the vacant test, roll the wire rope, and fix an end of the wire rope with the press plate, the press plate must be pressed firmly with screw.

空转试验正常后，穿绕钢丝绳，将钢丝绳一个端头用压板固定在卷筒一侧，压板必须用螺丝牢牢压紧。

The friction plate produces friction damping on the rope wheel under the influences of centrifugal force. The gear speed change helps the rope wheel produce balanced damping torgue when people descend.

利用离心使磨擦块在绳轮上产生磨擦阻尼，通过齿轮变速，使阻尼距与人下降时在绳轮上形成的主力距相平衡，以实现匀速下降，从而保证了被救者的安全。2。

Canvas varieties have oil wax canvas, silicone cloth, cotton canvas, PVC waterproof canvas, Oxford cloth, three anti-camp, fire camp, PVC mesh folder , color of the cloth, non-woven, industrial canvas, etc.; canvas sheeting products mainly include travel, freight yard Gabe, open warehouses, machinery and dust mask, ventilation pipe soft connections, Army to use tents, containers Roof side cloth and cord, and then machine cover Peng, floods with protective cloth, offshore platforms operation with wind walls, etc.; other products have nylon ropes, PVC steel wire rope, steel wire rope PVC container, diameter 6 -40mm corns, automobile use bandages, container yard with wind bandages, nylon sling, the old canopy covering demolition patch-free (using hand-held hot-pressing machine) and so on.

帆布品种主要有油蜡帆布、有机硅布、全棉帆布、PVC防水帆布、牛津布、三防帆布、防火帆布、PVC夹网布、彩条布、无纺布、工业帆布等；帆布制品主要有车船蓬布、货场盖布、露天仓库、机器防尘罩、通风管道软连接、军用帐篷、集装箱顶蓬布及侧帘布、接机遮蓬、抗洪救灾用防护布、海上平台作业用挡风墙等；其它产品主要有尼龙绳、PVC钢丝绳、集装箱专用PVC钢丝绳、内径6-40mm鸡眼、汽车用绑带、集装箱堆场用防风绑带、尼龙吊带、旧篷盖布免拆修补等。

First, using the developed seed rope twisting machine, rice seed is entangled in paper tape with the requirement of agriculture technology and made in seed rope reel, as make twisting job isn"t limited by farming season at time and can actualize industrialization in space. These can also ensure the parameter"s standardization of the sowing row spacing, socket spacing and the number of grains per socket, and offers technology basis for agricultural order form.

本文的主要研究内容与结论如下： 1、为确定种绳直播机仅靠种绳的拉力使其工作是否可行，对种绳的组成部分——棉线和无纺布进行抗拉强度试验，同时对种绳单位长度上的捻劲个数及种绳盘的转动惯量和轴承的摩擦力矩进行了较深入的试验研究。

ELECTRIC CHAIN HOIST,WIRE ROPE HOIST,MONORAIL MOTORIZED TROLLEY,MOTO SADDLE TROLLEY,END CARRIER,WIRE ROPE WINCH,MINI CHAIN HOIST,INSULATED CONDUCTOR R...

电动鍊条吊车、电动钢索吊车、电动大小车、高楼吊货小金钢、各式卷扬机、天车用遥控器、吊车开关、安全电轨。。。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。