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1、is one of the practical form of values. The so-called values refers to the objective things are of no value and the value of fundamental perspective. Different values, peoples behaviour, attitudes, ways are different. People-oriented focus on human value and reality, we need the broadest masses as v
2、alues. Adhere to people-oriented values, is to make the economy more development, improve democracy, cultural prosperity, and live a happier; is deeply concerned that human development and human values, development of social and human development of rational unified, insisted in the material civiliz
3、ation, political civilization and spiritual civilization in the overall advancement of Socialist civilization to a higher level. Also want to see that persons value is not only meet your needs, also is to meet the needs of others and the community. Adhere to people-oriented, to strongly advocate eve
4、ry community member, serve others, beneficial to the community of people. The so-called Outlook, attitude is on the record, including who, how to create a record of achievements, how to evaluate performance, and so on. What values, what kind of Outlook. Adhere to people-oriented Outlook, is on the p
5、remise of respecting the interests and power of people, creating a popular, warm hearts, steady heart performance, creating serve for one officer, the benefit of achievements, and overall construction of well-off society and promoting the all-round development of peoples performance. Achievement eva
6、luation in both economic accomplishments, take another look at the effectiveness of social progress; changes in both urban and rural change; both hard environment to strengthen and take another look at the soft environment improvement momentum of development at present, depending on the potential fo
7、r sustainable development. Leave people to talk about values are worthless and leave people to talk about Outlook is not what the performance. 4. people responded to the starting point of the question, and replied to questions point. Man is the sum of social relationships. We cannot leave the chichu
8、anyongdu, housing, tourism and entertainment, entertaining, and even certain political, economic, cultural and social environment, and so on. Due to human needs, all walks of life will come into being. People create for their survival, and continue enjoying the results of the construction. Colorful
9、in the transformation of the people of the world, community vitality in the creation of man. Therefore, any work we do, the starting point is human, what are people. Us speed up development, the core of which is to meet the needs of people, including survival needs, emotional needs and self-actualiz
10、ation needs. It should be noted that people are not machines, not the slave of an object, not to be controlled. People have their own personality, has its own personality, has its own dignity. Person in need of care, you need to understand, need to meet. It is said that in the agricultural society,
11、people plant; in industrial society, man is an animal; the information society, return31任务书1.设计题目转速、电流双闭环直流调速系统的设计2.设计任务某晶闸管供电的双闭环直流调速系统，整流装置采用三相桥式电路，基本数据为：直流电动机：Un=440V，In=365A，nN=950r/min，Ra=0.04,电枢电路总电阻R=0.0825,电枢电路总电感L=3.0mH,电流允许过载倍数=1.5，折算到电动机飞轮惯量GD2=20Nm2。晶闸管整流装置放大倍数Ks=40，滞后时间常数Ts=0.0017s电流反馈系
12、数=0.274V/A (10V/1.5IN)转速反馈系数=0.0158V min/r (10V/nN)滤波时间常数取Toi=0.002s，Ton=0.01s=15V；调节器输入电阻Ra=40k3.设计要求(1)稳态指标:无静差(2)动态指标:电流超调量5%；采用转速微分负反馈使转速超调量等于0。目录任务书I目录II前言1第一章 双闭环直流调速系统的工作原理21.1 双闭环直流调速系统的介绍21.2 双闭环直流调速系统的组成31.3 双闭环直流调速系统的稳态结构图和静特性41.4 双闭环直流调速系统的数学模型51.4.1 双闭环直流调速系统的动态数学模型51.4.2 起动过程分析6第二章 调节器
13、的工程设计92.1 调节器的设计原则92.2 型系统与型系统的性能比较102.3 电流调节器的设计112.3.1 结构框图的化简和结构的选择112.3.2 时间常数的计算122.3.3 选择电流调节器的结构132.3.4 计算电流调节器的参数132.3.5 校验近似条件142.3.6 计算调节器的电阻和电容152.4 转速调节器的设计152.4.1 转速环结构框图的化简152.4.2 确定时间常数172.4.3 选择转速调节器结构172.4.4 计算转速调节器参数172.4.5 检验近似条件182.4.6 计算调节器电阻和电容19第三章 Simulink仿真203.1 电流环的仿真设计203.
14、2 转速环的仿真设计213.3 双闭环直流调速系统的仿真设计22第四章 设计心得24参考文献25主蒸汽管道和高温再热蒸汽管道分别从过热器和再热器的出口联箱的两侧引出，然后汇成一根母管，到汽轮机前再分成两根支管分别接入高压缸和中压缸左右侧主汽关断阀和再热关断阀。Now, we are in a new historical stage of all-round construction of a well-off society. In perform duties, and carried out work of process in the, we to put people as a gu
15、ide principles, and a test standard, efforts from masses most hope do of things do up, from masses most care of hot problem grabbed, from masses most not satisfaction of place modified up, not make nominal of formalism, not do grandstanding of cosmetic, to seeking of style, help masses share, is people benefit. (C) the investee people is not only an idea, it is a job requirement. Philosophy through to the people-oriented thought in the work of the Office, must be clear work objectives. Party Office in the city this year remains: Advanced civil strife, local brand. The County
