起重机

It obtains the dynamic response results including simulation nephograms of dynamics stress and displacement and curve of dynamic stress of representative nodes.lt analyzes the influences of the braking time to the structure and gains the general methods and steps in solving this kind of problem.

5利用ANSYS8.1对起重机回转制动进行瞬态动力学分析，从而获得臂架系统在该工况时的瞬态动力响应，包括动应力、动位移响应仿真云图和典型节

This amazing, fully-functional Tow Truck is equipped with rack and pinion front wheel steering, and an operating crane, winch and lift -- just like the real thing!

这 惊奇，充分功能拖车被装备以齿条和齿轮前轮和一种经营的起重机、绞盘和推力--！

This type of cranes can be used at the scene of making road, railway and bridge, to irrigate, turn and move bridges, meanwhile can be widely applied to shipbuilding scene along the river or sea where there is strong or more wind.

该系列起重机可用于公路、铁路、桥梁的砼制现场，进行桥梁的浇灌、翻转和搬移。同时也可广泛用于多风且风力较大的沿江、沿海的造船现场。

Optimization method is applied to the layout design of mechanisms on trolley in order to maintain an even distribution of optimization design on an example a trolley with given wheel base and track gauge ,using even distribution of wheel loads as an objective funtion and condition of a signle hook lifting trolley as restrictive condition

桥式起重机的大车设有起升机构和小车运行机构，为使小车轮压呈均匀分布，应对大车的机构布置进行优化设计，以知大车轨迹和轴矩为例，以车轮轮压均匀分配为目标函数，按单钩起重大车的条件提出约束条件，对优化设计的结果进行分析如下

European crane unique design, small size, light weight, small wheel load characteristics.

欧式起重机采用独特的设计理念，具有尺寸小，重量轻，轮压小的特点。

Weight-carrying capacity of new loading cranes - 7 tons, gripped wood volume - 0,8 m2, boom reaches 12 meters.

重量，携带新的装载起重机的能力- 7吨，紧握木材体积- 0，8平方米，达到12米的繁荣。

A large wall composed of crane elements is used to store wood to fire the oven.

大型起重机的墙元素组成是用来储存木材火烤箱。

In the process of overturning stability analysis of counterforted buttressed quay wall with crane rail bearer,we shall consider the stabilization moment caused by the force of cutting pile.

设置桩支承的起重机轨道梁的扶壁码头结构形式，抗倾稳定性影响分析中应该考虑截桩力的稳定力矩。

The controller controls the velocity of swing motor by the means of meter-in to track the output velocity of rotary stage of the optimal regulator, so that the load sway can be controlled during swing operation.

最后，本文设计了回转液压回路模糊控制器，以换向阀节流调速的方式对液压马达转速进行模糊控制，使起重机回转平台跟踪最优调节器输出的转速，实现对吊重摆振的控制。

Fork Lift, Valve,Body Coupling, Bracket.

供应阀门，叉车起重机，耦合器，插座等。

With the development of highway construction, the speed of cars has been gradually increased.

随着公路的发展，汽车的车速也在不断提高。

So we basically had to develop a bond with the animal in terms of socializing with it.

所以我们就主要想通过跟它沟通的方式来建立一种良好的关系。