查询词典 overhead crane

Overhead bridge crane is a bridge in the orbit of a bridge-type crane, also known as Crane.

桥式起重机是桥架在高架轨道上运行的一种桥架型起重机，又称天车。

The stability of the system is proven by Lyapunov techniques and Lasalle's invariance theorem. Simulation results show that the designed adaptive controller achieves a superior performance for the overhead crane system.

对系统稳定性，文中通过李雅普诺夫理论及拉塞尔不变性原理进行了证明，仿真结果也证实了这种自适应控制器能够对吊车系统进行良好的控制。

The stability of the closed-loop system is proven by Lyapunov techniques and LaSalle's Invariance Theorem. Simulation results demonstrate that the designed adaptive controller achieves a superior performance for the overhead crane system.

对于闭环系统的稳定性，文中通过李雅普诺夫理论及拉塞尔不变性原理进行了证明，仿真结果也证实了这种自适应控制器能够对吊车系统进行良好的控制。

The OLM improves overhead crane and monorail positioning with exact absolute position information and eliminates overshooting targets, creeping into position, and re-zeroing that is standard for typical systems using rotary encoders and mechanical switches for positioning.

OLM运用精确的绝对位置技术来提高高架起重机和单轨铁路定位，以消除超出规定范围情况，缓慢进入位置并重新归零，这是使用旋转编码器和机械开关的典型定位系统的标准。

It is studied that the responses of overhead crane when the trolly is running. The simulation of lifting load process, location of the trolly and stresses of structure by computer are discussed and after verified by the experiments, we have got distribution function of stresses in stucture of overhead crane under different load states and distribution functions of location of the trolly.

研究了小车运行时桥式起重机的动态响应，讨论了起重机吊重载荷过程、小车位移及桥式起重机主梁结构应力的计算机仿真，在得到实测数据的验证之后，通过计算机仿真得出不同载荷状态及不同小车位移分布下桥吊主梁结构应力的分布规律。

By way of eight experiments and statistical analysis of loads of overhead crane in actual usese, we have got that the lifing load is stationary, normal and homogeneous Poisson, and got distribution function of lifting load, the load spectrum factor, the rain-flow counting results of stresses and statistical results of location of the trolly, that will provide a large number of datas for reliabilitic design of overhead crane.

通过对八台桥式起重机现场使用载荷的实测试验与统计分析，得出桥式起重机吊重载荷的平稳性、正态性、齐次泊松性、幅值分布、载荷谱系数，以及应力的雨流计数结果、小车位移分布等，为桥式起重机可靠性设计提供了大量的统计数据。

Through safety testing and verifying on the large hoisting balance beam of overhead crane,valid data and information have been obtained.

对某水电站桥式起重机并车抬吊使用的大型平衡梁系统进行了全面的安全检测与复核，获取了有效的数据与信息，并据此对平衡梁的安全状况进行了评估，为同类吊具的安全检测提供参考。

The ideas of object-oriented technology and parametric design computation are combined to construct this parametric design system of overhead crane based on object-oriented technology. The corresponding technology are fully used to design and compute partial mechanism of overhead crane. This system makes the devisers design convenient and design period is shortened, and in the meantime work efficiency is improved.

基于面向对象技术的起重机参数化设计系统结合面向对象技术和参数化设计计算的思想，充分利用各相关技术，对桥式起重机部分机构进行设计计算，方便设计人员设计，缩短了设计周期，提高了工作效率。

Attached to the outside of the ladle are heavy trunnions by means of which it is lifted by an overhead crane .

铸桶外壁装有很重的耳轴，靠它可用天车把铸桶吊起来。

This kind of chain block can work in set with single rail trolley to form a small hoisting car travelling on single rail for overhead conveyance and can also work in set with single beam crane and cantilever crane.

该系列手拉葫芦可与单轨行车配套使用组成起重运输小车，用于单轨架空运输，或用于手动单梁起重机和悬臂式起重机。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。