机组

Briefed here are the equipment composition, main technical data and testing process flow of the line.

简述了该机组的设备构成、主要技术参数及试验流程；重点介绍了该机组流体系统的设备组成和参数设计以及设计特点等。

A control system consisting of a computer and PLC was developed for 16MN forging hydraulic press.

针对16MN快锻液压机组的特点，提出由计算机和PLC组成现场控制网络的锻造液压机组计算机控制系统体系结构。

How to solve the problems mainly relies on the frosting and defrosting, and the performance of the unit of heat pump.

这些问题的存在主要取决于机组的结霜与除霜工况，取决于机组的性能。

It is very important to improve the predictive precision of reheated vapour temperature for enhancing the economy and reliability of the generating unit in power station.

在火电机组运行过程中，提高再热汽温预测精度对于提高机组运行经济性、可靠性具有重要意义。

Generating unit of a hydropower station, the throw of lower guide bearing and the bush temperature of upper and lower guide bearing all change greatly.

某水电站3号机组增容改造完成后，机组稳定运行时的下导摆度及上导、下导瓦温均发生了较大变化。

This paper analyze and study the influence of the superimposition in depth based on the previous achievements and combined with the theoretical qualitative analysis and project instances. The main contents as follow:Chapter 1: Indicate the significance and objective of this paper, review the previous achievements of the transient process and superimposition, and then present the study purpose of this paper.Chapter 2: combined with the physic knowledge of the fluctuation and the superimposition, Indicate the physical essences and the influence of the superimposition phenomena that exist in the diversion pipe system, and take one hydraulic turbine owning only one diversion tunnel and two hydraulic turbines sharing one tailrace conduit for instance to study out the numerical calculation superimpose operations.Chapter 3: From the calculation theory of the parameter of the guaranty calculation of regulation of the hydro-turbine, qualitative analyze the influence of the superimposition on them and the superpose time, combined with some project instances, get the numerical value of the influence of the superimposition and the superpose time.Chapter 4: Based on the previous achievements of the calculation and theoretical analysis of the surge-chamber ground swell, analyze the influence of the superimposition on it and the superpose time.

本文在前人研究成果的基础上，结合理论定性分析及工程实例，对波动叠加带来的影响进行深入分析研究，其主要内容如下：第1章，指出本文研究的意义和目的，回顾前人对水电站过渡过程及波动叠加方面的有关研究成果，在此基础上提出本文的研究内容；第2章，结合物理学中有关振动与波动叠加方面的有关知识，阐述水电站引水发电系统中存在的波动现象的实质及其影响，并以两机一洞和一机一洞具有上游调压室或下游调压室的水电站拟定其数值计算叠加工况；第3章，从机组调保参数的理论出发，定性的分析波动叠加对机组调保参数的不利影响及叠加时间，结合几个工程实例，得到波动叠加带来的影响大小及叠加时间；第4章，在前人对调压室涌浪进行计算和理论分析的基础上，分析波动叠加对调压室涌浪的影响及其叠加时间。

Many countries are interesting in the heat pump chiller severing as center air-conditioning system, because of its merits of energy-saving.

随着压缩机技术的发展，双螺杆制冷压缩机作为热泵冷热水机组的核心设备，近几年来已广泛应用于该类机组中。

Company's main products are recycled plastic granulator, low-voltage high-blown film unit, the computer cutting machine closures, high-speed optical-controlled cutting machine closure, multi-functional units, such as adhesive tape and plastic packaging machinery.

公司主要产品有再生塑料造粒机、高低压吹膜机组、电脑封切机、高速光控封切机、多功能胶带机组等塑料和包装机械。

Through calculating and analyses example, finding the low of changes of the dynamic characteristics and maximum response, which provides a reasonable reference for the design and analysis of stability of the hydro-electric generating set.

本文通过实例的计算分析得出了机组的动力特性变化规律和最大响应规律，为水轮机组的设计和稳定性的分析提供了合理的参考。

Traditional maintenance system and method is immoderate and limited,can't accommodate with modern power units especially big power units.

在传统体制下电力企业对发电设备的维护和维修往往采用定期的大小修和事故后非计划停机维修，传统的检修体制和检修方法的不合理性和局限性已不能满足现代机组特别是大机组的检修要求，越来越多的发电企业开始推行发电设备的状态检修来维持设备的正常高效运转以提高设备利用率和降低设备的维修成本。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。