传统的数值模拟对泵站进水池进口边界条件垂直入流假设并不符合多机组泵站进水池的情况。
However, the numerical simulation of traditional assumption as to upright inlet boundary conditions fails to correspond with the actual case of multi-unit pumping station.
同时发电机多机组并网运行时,通过功率均衡电路实现各机组有功功率和无功功率的均衡分配。
At the same time, the power sharing controllers control the real power share and the reactive power share during the parallel operation of the diesel generators.
介绍了注水站单机组运行模式和多机组运行模式下的节能效果评价方法和计算公式,并对评价计算公式进行了说明。
It also introduces on the evaluation method of energy saving effect and calculation formulae under the running mode of singe-unit and multi-unit and also explains the calculation formulae.
本文采用谐波平衡法来分析多机组电力系统的动态稳定,获得了判别多机组电力系统动态稳定的一般判据,并提供了计算分析方法。
Desribing-function method is applied to the analysis of transient stability of multi-machine power systems. The general criteria of transient stability of mult-machine power system have been obtained.
乘客和机组人员感到的颠簸,要比飞机事实上经受的颠簸大的多。
From the passengers' and crew's point of view they will feel it much more than the plane.
故多空压机机组可大大节省运行费用。
So many air compressor units can greatly reduce the operation cost.
我们得到三套发电机组,可是我们需要的比这多一倍。
巨大的飞机在森林降落,沃多甫牙诺夫和机组人员没出现受伤,用他们的办法安全达到苏联边线。
The large airplane came down in a forest, but Vodopyanov and his crew emerged unhurt and made their way to safety on the Soviet side of the lines.
多联空调机组控制系统是将变频模块、变频压缩机和制冷系统有机集成一体的控制单元,其技术核心是变频控制模块。
The control system of multi-connected air-condition unit is the control unit which combines a variable frequency module, a variable frequency motor of compressor and a system of refrigeration.
介绍了一套700MW级多轴布置的燃气-蒸汽联合循环机组及其余热锅炉的热力系统。
The thermal system of HRSGs is introduced for a 700MW-class combined gas-steam cycle unit with multi-shaft arrangement in present paper.
在机组人员还没去火星之前,计划提前尽可能多地把货物送过去。
Before the crew even gets to Mars, the plan is to send as much cargo there ahead of time as possible.
对于不同连续、批量生产机组的多电机传动系统,使其控制功能模块化。
The control functions of all kinds of driving system, which consist of multi-motors and come from continuous bulk production unit, can be modularized.
多模块机组无须增加任何设备即可实现互相联动及程序控制,通过HIROMATIC控制器即可实现远程联网。
Multi module unit without adding any equipment can realize mutual linkage and program control, and the HIROMATIC controller can realize the remote network.
本文通过比较以上两种制冷方式的优缺点,说明多机头并联机组,是目前最适合用于气调库的制冷设备。
This thesis compared the advantages and disadvantages of the two methods, concluding that parallel multi-condensing unit is the best cooling system in CA storage.
建立了水电站厂内自动发电控制的数学模型,提出一种针对多喷嘴水斗式水轮机组的自动发电控制模型求解方法。
A mathematical model of automatic generation control for hydroelectric station is established, and a solution method to AGC mathematical model on multi-nozzle scoop-type turbines is proposed.
层叠式机组可安装在卷纸架上,通用颜色设备或相似的设备之上,组成2个高塔、3个高塔或4个高塔,双面都可进行多色印刷。
The stacked unit can be mounted on roll stand, universal colour unit or on similar units to make it 2 high, 3 high or 4 high configurations for multicolour printing on both sides.
目前我国大型机组基本采用静电式除尘器,而老机组多采用水膜式除尘器。
At present, our large generating units mainly adopt electrostatic precipitators, while the old units adopted water precipitators.
计算机组装与维护是各专业的一门基础课程,是一门内容多、涉及的知识面广、实践性和应用性较强的课程。
Abstact: Computer installation and maintenance is an essential compulsory course for college students of all majors that involves wide knowledge and has the practical and applied nature.
基于降阶闭环传递函数可对各机组从而对整个多机系统的小扰动稳定性进行有效的分析。
Using reducing-order closed-loop transfer function, small signal stability of each machine even the whole multi-machine system is analyzed efficiently.
从自我与他人协调的角度看,可认为它是一个由多脑区有机组织而成的系统。
However, if we examine it from the self-others coordination, we could regard it as a systematical functions on multiple brain areas.
水力机械的磨蚀是我国多泥沙河流上运行的机组长期以来面临的疑难问题。
Abrasion of hydraulic machinery is a knotty problem faced by hydraulic machinery operated in silt laden river in our country.
摘要建立了水电站厂内自动发电控制的数学模型,提出一种针对多喷嘴水斗式水轮机组的自动发电控制模型求解方法。
A mathematical model of automatic generation control for hydroelectric station is established, and a solution method to AGC mathematical model on multi-nozzle scoop-type turbines is proposed.
提出了一种衡量多换流站系统机组扭振作用的新指标一综合机组作用系数。
A novel index named comprehensive unit interaction factor is proposed to quantify the torsional interaction in an ac system with multiple HVDC converters.
阐述了冷藏陈列柜多机并联压缩机组的节能机理。
The principle of energy saving of a parallel unit with several compressors in the refrigerated display cabinet was expatiated.
以89c51为例介绍了多片机与上位微机组成所分布式测控系统的硬件接口与通讯技术,并给出了该技术的应用实例。
The technology of interface and communication for 89c51 single-chip microcomputers and personal computer is introduced and its application is given in this paper.
本文提出了一个由32个阵列处理单元和一个核心控制机组成的多源阵列处理系统。
The design of a multi-source array processing system is presented in this paper. The system consists of 32 array units and one kernel computer.
文中重点叙述了PMAC可编程多轴运动控制器、松下交流伺服电机和驱动器及工控机组成的硬件系统。
This thesis gives great emphases on the hardware system consisted of PMAC, Panasonic AC servo-motors, drivers and IPC.
对辽宁省阜新电厂200MW机组燃煤锅炉进行了多工况热态测试,获得了数据样本。
The furnace waterwall fouling and slagging of a 200 MW coal fired unit at Fuxin Power Plant is tested and data specimens have been gained.
针对汽轮发电机组振动振幅受运行参数及随机因素影响的特点,提出了用人工神经网络中的递推合成BP网络对汽轮机的振动故障进行多因素预测。
Vibration amplitude of steam turbine is affected by operation parameters and random factors, the paper Contributes a Prediction method using multifactor model of recurrent combined BP networks.
针对汽轮发电机组振动振幅受运行参数及随机因素影响的特点,提出了用人工神经网络中的递推合成BP网络对汽轮机的振动故障进行多因素预测。
Vibration amplitude of steam turbine is affected by operation parameters and random factors, the paper Contributes a Prediction method using multifactor model of recurrent combined BP networks.
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