1) hydraulic characteristics and control
水力特性和控制
1.
However, the length of system is so long that its hydraulic characteristics and control are more complex in the condition of discharge changing, gate closing and holes transition.
多孔并联分段低压输水系统可以简化输水控制条件、保证适时适量输水、降低管道的承压、节省工程造价和运行管理费用;但由于整个输水线路长,当输水系统进行流量调节、关闸检修以及运行孔数转换等操作时,其水力特性和控制问题更为复杂,目前尚未见到相关的研究成果。
2) hydrodynamic and hydrochemistry characteristics
水动力和水化学特性
3) soil physical and hydraulic properties
土壤物理和水力学特性
4) characteristic control
特性控制
1.
Modification of characteristic control mode of China Star AC drive EMU and its simulation;
“中华之星”交流传动电动车组特性控制模式改进及仿真
2.
Analysis of step field weakening process under the characteristic control;
特性控制方式下的有级磁场削弱过程分析
6) control characteristic
控制特性
1.
The control characteristics of offset printing were analyzed from the aspects of control objective,controlled plant,and control response according to the requirements of the development of printing automation.
根据印刷自动化技术发展的要求,从控制理论的角度,就控制目标、调节对象以及控制响应等3个方面分析了胶印过程的控制特性,为进一步开展胶印过程控制技术研究奠定了基础。
2.
The design methods and selection methods of volume, power supply mode and control characteristic of the high voltage power supply devices for the electric dust collectors were presented.
介绍了电收尘器高压供电装置容量、供电方式和控制特性的设计选取方法,并对脉冲供电方式及煤粉磨电收尘器的合理应用进行了探讨。
3.
Electric propulsion will be hopeful to become main leading propulsion mode in the future The idea that combined power plant is used as the prime mover is brought forward based on the CODOG experiment-rig of Jimei university,and at the same time,further study of the control characteristic of Twin-Pac during the course of combination has been done.
基于联合动力装置在舰船上的应用,提出以联合动力作为电力推进的原动机模块,深入研究了当一台原动机带动发电机工作时另一台原动机并入过程的控制特性,初步论证了原动机平稳并车的可能性。
补充资料:水力机械特性曲线
水力机械特性曲线
hydraulic machinery characteristic curve
山J‘~月品门们t,‘t夕门与1川日J,弋机械特性曲线有水轮机综合特性曲线、水枪机运转特性曲线、飞逸特性曲线以及水系水抢机全特性曲线等.它们以不同方式,从不同角度表示水力机城的有关特性. 水轮机综合特性曲线以单位流t和单位转速为坐标系给出的几何相似水轮机的效率、空化系数、导叶开口、叶片角度和压力脉动等的等值曲线。水轮机综合特性曲线应用比较广泛,通过它可以判断水轮机各参数间的关系,了解水轮机的性能,计算水轮机的工作参数,绘制水轮机运转特性曲线等。水轮机综合特性曲线通常是根据模型水轮机试验资料建立的,故习惯上称为水轮机模型特性曲线。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条