| 1. | The application study is carried out for the pid parameter optimal adjustment for the boiler steam temperature control system of a power plant
对某电厂300mw直流机组锅炉过热汽温控制系统的参数优化整定进行了应用研究。 |
| 2. | This dissertation studies on the problem of the pid parameters optimal adjustment according to the character of thermal processes . the main content include : 1
论文根据热工过程的特点，对pid控制器参数的优化整定问题进行了研究，其主要内容及进展为： 1 |
| 3. | Simulations for 2 * 2 multivariable control systems parameter adjustment are carried out . the results show that the proposed optimal adjustment strategy and the related soft are valid . 3
对2 2多变量控制系统的pid参数优化整定进行了仿真研究，结果表明，所开发的pid参数优化整定软件是有效的。 |
| 4. | As for the problems of inflation pressure occurring from this round of economic growth , may and june of 2006 will be the optimal adjustment period from the point of view of the internal economic functions , because if the macroeconomic adjustment measures taken in the two months are appropriate , they are expected to produce the effect of a short support jack , which means small as it is , it can subtly produce immense power
对于本轮经济增长而出现的通货膨胀压力问题，从经济内部作用期来说， 2006年的5月、 6月是一个最佳调控期，这两个月的宏观经济调控措施得当，就有望取得四两拔千斤，以巧取胜的效果。 |
| 5. | Taking changling county in south west songnen plain as an example , with the principles of regional agriculture sustainable development , ecological economics , feedback control theory and system dynamics , the article sets up the model of optimal adjustment for agricultural eco environment system in arid and semi - arid regions
摘要以松嫩平原西南部的长岭县为例，依据区域农业可持续发展理论、生态经济学、反馈控制理论和系统动力学原理，建立乾旱半乾旱区农业生态环境系统动力学模型。 |
| 6. | The pid parameters adjustment methods are studied for single loop - control sy stems ^ cascade control systems , feed forward back forward control systems and 2 * 2 multivariable control systems according to the character of thermal processes control . the optimal adjustment strategy of using simple shape algorithm to search the optimal pid parameters with the initial pid parameter values obtained by related adjustment methods is proposed . the optimal adjustment soft is developed also
针对热工过程的特点，研究了单回路控制系统、串级控制系统、前馈-反馈控制系统和2 2多变量控制系统的pid参数整定方法，并在此基础上提出了以上述各系统的pid参数整定值作为初始参数值，采用单纯形算法对pid参数进行寻优的pid参数优化整定方案，并开发了相应的pid参数优化整定软件。 |
| 7. | Recently , china has become one of the most rapid growth countries in petroleum consumption and the chinese three giant petroleum enterprises have successfully undergone a series of optimal adjustments and organization reform , which made the chinese petroleum enterprises ’ fdi necessary and feasible
近年来，中国成为世界石油消费增长最快的国家，同时中国的三大石油公司也经历了一系列的优化调整和结构改革，从而使得中国石油企业进行海外投资具备了必要性和可行性。 |
