水源热泵空调系统参数自整定模糊控制 |
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引用本文: | 吴成东,刘洋,张春辉. 水源热泵空调系统参数自整定模糊控制[J]. 沈阳建筑工程学院学报(自然科学版), 2009, 25(4): 802-807 |
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作者姓名: | 吴成东 刘洋 张春辉 |
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作者单位: | 吴成东,刘洋(沈阳建筑大学信息与控制工程学院,辽宁,沈阳,110168);张春辉(沈阳远大企业集团博林特电梯国贸公司,辽宁,沈阳,110161) |
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摘 要: | 目的研究一种水源热泵空调系统的智能控制方法,改善系统的控制效果.方法采用参数模糊自整定的控制策略,先对模糊控制器进行设计,再确定参数的原则,再将模糊控制和PID控制相结合,实现PID参数在线自动调整.结果参数自整定PID控制比普通PID控制超调量小5%-10%,调节时间缩短近50%.结论参数自整定模糊PID具有良好的动、静态性能,有效地提高了系统的控制效果,满足了系统的节能技术要求.
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关 键 词: | 水源热泵 空调系统 PID控制 模糊控制 参数自整定 |
Fuzzy Control of Parameter Self-Adjusting of Water Heat Pump Air-Condition System |
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Affiliation: | WU Chengdong, LIU Yang ,ZHANG Chunhui (1. School of Information and Control Engineering, Shenyang Jianzhu University, Shenyang China, 110168;2. Shenyang Brilliant Elevator Co. Ltd. , Shenyang China, 110161 ) |
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Abstract: | An intelligent control method for Water heat pump air condition System( WHPACS ) is studied in order to improve the control performance of the system. Control program of parameters fuzzy auto-adjusting is used. Fuzzy controller is designed and parameters set theory is decided. And then, combining fuzzy control with PID control, auto-adjusting on-line for PID parameters is realized. The over adjusting value for parameter auto-adjusting PID is smaller than normal PID control by 5%-10%, and the adjusting time will be shorten by 50%. The parameter auto-adjusting fuzzy PID control has good dynamic and still performances. The control performances are improved for the system and the energy-saving technology requirement is satisfied. |
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Keywords: | water heat pump air condition PID control fuzzy control parameter self-adjusting |
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