机组

The major products include: wire and cable encumbered a unit [including wires, power lines; 5,6 type cable, computers; cable PE foam plastic rainbow lights; silica gel; cold feed Rubber lines]; single New Zealand stranding unit; polypropylene extrusion and spinning unit; cable peripheral devices (of the plane or two-color machine, a powder machine, a machine oil, copper preheating , Etc.).

产品主要包括：电线电缆押出机组[含电子线、电源线；5，6类线缆，电脑线；发泡PE线缆；塑料彩虹灯；硅胶线；冷喂料橡胶线等]；单纽绞线机组；丙纶挤出及纺丝机组；线缆周边设备（注条机或双色机、过粉机、过油机、铜线预热器等）。

Rigid PVC pipe production line is mainly used in the manufacture of the plastic PVC pipes with various tube diameters and wall thickness in the aspects such as the agricultural and nonstructural plumbing, cable laying etc. Thin set is composed of the conical twin-screw extruder, vacuum forming table , dragger, cutter, stirring up rack etc. The screws extruder and the extractor adopt the imported AC frequency employ the superior goods. The prime mover has the traction modes such as to claw, three-claw and so on. It may choose the saw blade cutting type or the planet cutting type. It is additionally attached with measuring apparatus and the intensifying device. The unit is of the reliable performance and high production efficiency. This company may allocate the special installation for the manufacture of the inner wall spiral coil and core ply blister tube set according to the clients requirements.

硬质PVC 塑胶管材出产线主要有阿谁与出产农用给排水、建筑给排水、线缆铺设等方面的各类管径、壁厚的塑胶PVC管材，该机组由锥形双螺杆挤出机、真空定形台、牵引机、翻料架等构成螺杆挤出机及牵引机采用进***流变频调速设置，真空泵以及牵引机电均采用优质产品牵引有二爪、三爪、四爪、六爪等牵引体式格局可选用锯片或者行星切割形式，另可计长及增厚装置，机组机能可靠，出产效益高，本公司可更具客户的要求，配备布置专用装置出产螺旋消音管以及芯层发泡管机组

Taking application of computer monitoring system in firststage of Jingtaichuan electric lift irrigation project for example,the paper approaches a subject about features of the computermonitoring system and its further development framework, analyzesmonitoring and control of key monitoring objects such as waterlevel of forebay of pump station, pump station unit commitmenttrend, pump unit temperature trend, real-time data, warning system,as well as power switch commitment.

结合景泰川电力提灌工程一期泵站计算机监控系统的应用实际，探讨了高扬程提灌工程泵站计算机监控系统的特点和进一步发展的结构，分析了泵站前池水位及水泵机组开停趋势、水泵机组温度趋势、实时数据、报警，以及电力开关投退和水泵机组开停等重点监控对象的监控。

Sichuan Eastern hang power equipment limited liability company in Chengdu Longquan National Economic and Technological Development Zone, the company's production base valve power plant, the company has 300 MW sub-critical unit, 600 MW supercritical generating units, 1000 MW power station Ultra-supercritical generating units required for high-temperature High-pressure valve design, development and manufacturing capabilities.

四川东方乘风电力装备有限责任公司位于成都市龙泉国家经济技术开发区，是公司电站阀门的生产基地，公司具备对300MW亚临界机组、600MW超临界机组、1000MW超超临界机组所需电站高温高压阀门的设计、开发和制造能力。

Our products mainly involve:Non-stinking soy milk production line、Non-stinking soy milk powder production line、Goober- milk equipment、Goober- milk powder equipment、Multifunction soybean peeling machine series、Liquid milk equipment、Milk powder processing equipment、Equipment for isolating soybean protein 、 Grain drying equipment、Soybean Continuum Drier、Quantitative charging machine、Soybean Deactivation and Softening Machine Group 、Soybean milk rough milling and crashing of machine 、 Fine milling and Separating slag of Machine Group、Sterilizing and Anti-stinking of Machine Group 、Double-action concentration of Machine Group、 Spray drying tower.

主要产品有：无腥豆奶生产线、无腥豆奶粉生产线、花生奶设备、花生粉设备、多功能大豆脱皮机系列产品、液体牛奶设备；奶粉加工设备、大豆分离蛋白设备、粮食干燥设备、大豆连续干燥机、大豆脱皮机、定量上料器、失活软化机组、粗磨机、精磨分渣机组、杀菌脱腥机组、双效浓缩设备和喷雾干燥塔。

The impact of parallel operation of wind turbines on power flow is analyzed, in which the squirrel cage induction motors are used as the constant speed wind turbine and the double fed induction motors are used as variable speed wind turbine.

分析了以鼠笼感应电机作为发电机的定速风电机组和以双馈感应电机作为发电机的变速风电机组并网运行对系统潮流的影响，并对不同控制模式下使用双馈感应电机的变速风电机组的电压和无功控制特性进行了比较。

This strategy integrating the three essentials as one shaked off difficulties existing in the backward and forward algorithms of the 1980s, which attend to one side and lose sight of another, and often require to be modified repentantly.

在预调度时间级和AGC超短时间级，研究如何通过协调AGC机组与Non-AGC机组的关系，调动Non-AGC机组一次调频作用，达到提高运行经济性和可靠性的目的。

Based on theory of fuzzy sets and method of confirming index weight in AHP model, we establish respectively the quality comprehensively evaluating fuzzy models of the condition monitoring system, condition monitoring and analysing system, condition monitoring and analysing and fault diagnostic system of large rotating machines. We propose and establish the calculating formulas to assess the confidence level about application of the maximum subordinative rule.

基于模糊综合评定理论并结合AHP模型理论中确定指标权重系数的方法，分别建立了机组状态监测系统、机组状态监测分析系统和机组状态监测分析及故障诊断系统品质的模糊评定模型，针对模糊综合评定理论中最大隶属度原则的不足，提出了验证实施最大隶属度原则置信度的方法，给出了相应的计算公式。

If it is desired to avoid the use of surge chamber,not only the problem of the higher water hammer pressure but also that of the stability and quality of governing must be solved.

但这时不仅应解决水锤压力和机组飞逸问题，而且要确定机组的过渡过程和调节质量。另外，也要研究某些水电站在泄洪时尾水振荡对机组运行的影响。

As the complete characteristic curves of reversible pump turbine are often used to calculate the instantaneous parameters, this paper studies the characteristic curve and the wicket closure and opening law in pumped storage plants.Chapter 1 presents the importance and the necessity of this study and reviews the previous related research on hydraulic transient process and valve regulation in pumped storage plants.Chapter 2 analyzes the six collected characteristic curves of reversible pumped turbine and studies their diversification from the point of view of specific speed. The six collected discharge and moment curves with maximum efficiency have been fitted to piecewise continuous curves. This curve-fitting procedure is listed.Chapter 3 takes Liyang Pumped storage plant as an example and analyzes the effect of different characteristic curves on regulation guarantee parameters and the variety of its trochoid during the same operation status.Chapter 4 takes three pumped storage plants with different heads as examples and studies the characteristic of coordinated closure with wicket gate and ball valve and its effect on dynamic pressure in the spiral case, inlet pressure in the draft tube and the rise of rotating speed.Chapter 5 summarizes this paper and point out what should be done in the future research.

由于在过渡过程分析计算中，需要频繁利用可逆式机组的全特性曲线推求机组的瞬时参数，所以本文就特性曲线及关闭规律问题进行了研究，其主要内容如下：第1章，指出本文研究的意义和目的，回顾前人对水力过渡过程、抽水蓄能电站及阀调节的研究成果，在此基础上提出本文的研究内容；第2章，针对收集到的六套特性曲线，从比转速的角度出发来研究可逆式机组特性曲线的变化规律；并对六套曲线的最高效率流量和力矩曲线进行分段拟合，得到各分段函数的具体形式，再通过举例说明最高效率曲线的拟合步骤；第3章，以溧阳抽水蓄能电站为实例，分析讨论不同比转速特性曲线对调保参数造成的影响及对于相同工况其轨迹线的变化；第4章，结合高、中、低三水头段抽水蓄能电站，在导叶直线关闭的基础上，研究导叶与球阀协联关闭规律的特点及对蜗壳动水压力、尾水管进口压力及转速上升造成的影响；第5章，总结全文，提出今后研究的重点和方向。

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。