本文设计的混合动力起重机系统主要由柴油发电机组、超级电容器、双向DC-DC变换器和工作电机构成。
These compositions of Hybrid power crane system are diesel generator sets, super capacitors, bi-directional DC-DC converter and work drive motor.
物质对维持门脉高压高动力循环起重要作用。
Substance P may contribute to the maintenance of the hyperdynamic circulation.
对起重机吊重系统的动力学分析是解决起重机快速对位问题的基础。
Dynamic analysis for the crane-load or the trolley-load system is the foundation for solving the problem of the cranes fast contraposition.
正确确定动力性、燃料经济性是进行全路面汽车起重机动力传动系统最优匹配的重要任务。
It is essential work for optimal match of all terrain truck crane power transmission to determine the dynamic performance and fuel economy.
本文用简化的力学模型对龙门起重机和装卸桥小车撞击缓冲器时的动力响应进行理论分析。
Resorting to a simplified mechanical model, this paper makes a theoretical analysis of the dynamic response of the gantry crane and loading bridge when their their trolleys collide with buffers.
钢水车无动力时，可用起重机吊钩倾斜，传递，旋转钢水包。
Tilt, transfer, and rotate the ladle to align with crane hooks in the event of a power failure.
介绍用常规测试仪表，测定起重制动器制动力矩变化率的方法，并对测定原理、数据处理作了说明。
The measurement method for braking moment variation rate of hoist mechanism with traditional instruments is introduced and its principle and data processing are described.
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。
The paper builds the models at different stages of lifting operation on the basis of analysis of loads influencing crane structure fatigue.
塔式起重机的振动会引起较大的动态应力，模态分析就是确定其结构的振动特性，也是其他动力学的基础。
The vibration of tower cranes will cause greater dynamic stress, and the modal analysis is to determine the vibration characteristics of its structure and serves as the foundation of other dynamics.
通过对门桥式起重机的结构分析，建立了其振动力学模型。
The vibration mechanical model of gantry and bridge crane is established by means of structural analysis.
针对起重机系统电机变速过程引发的振动问题，应用单个动力减振器进行控制。
A research is conducted on application of dynamic vibration absorber for controlling hoist motor vibration during its rotary speed variation.
气雾两相流的相间重量比对动力机的运转性能起重要作用。
The weight ratio between phases of two-phase flow has an important influence on the operational properties of power engine.
本文以大中型起重机搬运机械为例，介绍了液压助力式动力转向系统常见的故障诊断与排除方法。
Based on the example of the large and medium-sized crane handling machine, the paper introduces common fault diagnosis and eliminating methods of the hydraulic booster type power steering system.
本文以大中型起重机搬运机械为例，介绍了液压助力式动力转向系统常见的故障诊断与排除方法。
Based on the example of the large and medium-sized crane handling machine, the paper introduces common fault diagnosis and eliminating methods of the hydraulic booster type power steering system.
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