| 多功能水耕栽培装置营养液自控系统的研制及应用效果(简报) |
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| 引用本文： | 魏灵玲,杨其长,汪晓云,巫国栋,魏 强.多功能水耕栽培装置营养液自控系统的研制及应用效果(简报)[J].农业工程学报,2008,24(11):222-225. |
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| 作者姓名： | 魏灵玲 杨其长 汪晓云 巫国栋 魏 强 |
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| 作者单位： | 1. 中国农业大学水利与土木工程学院,北京,100083;中国农业科学院农业环境与可持续发展研究所,北京,100081
2. 中国农业科学院农业环境与可持续发展研究所,北京,100081 |
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| 基金项目： | 科技部科学仪器设备升级改造专项基金"植物水耕栽培装置及其营养液自控系统的升级改造"项目资助 |
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| 摘 要： | 多功能水耕栽培系统由栽培床、封闭式循环供液系统、液温调控、增氧设施以及营养液自动检测与控制系统组成。经过半年运行试验结果表明:该系统可提高水耕栽培床的封闭性能,实现了对溶解氧的自动检测与控制和营养液数据的自动采集和自动控制功能。该系统解决了传统开放式水耕栽培装置营养液利用率低、控制水平差、污染严重、水资源浪费大等缺点,可有效提高产品的产量和品质。
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| 关 键 词： | 水耕栽培 封闭式循环供液 溶解氧 液温 |
| 收稿时间： | 2007/12/8 0:00:00 |
| 修稿时间： | 2008/4/25 0:00:00 |
Research and application of multifunctional hydroponics installations and nutrient solution auto control system |
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| Wei Lingling,Yang Qichang,Jiang Xiaoyun,Wu Guodong and Wei Qiang.Research and application of multifunctional hydroponics installations and nutrient solution auto control system[J].Transactions of the Chinese Society of Agricultural Engineering,2008,24(11):222-225. |
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| Authors: | Wei Lingling Yang Qichang Jiang Xiaoyun Wu Guodong and Wei Qiang |
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| Institution: | Wei Lingling 1,2,Yang Qichang 2,Wang Xiaoyun 2,Wuguodong 2,Weiqiang 2 |
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| Abstract: | Multifunctional hydroponics installations were composed of cultivation bed,closed nutrient solution circulating system,nutrient solution temperature control system,dissolved oxygen adding system and nutrient solution automatic check and control system.The experiments were performed for half a year.The results shows that the system could improve the heat preservation capability of cultivation bed,supply plant with needed oxygen and automatically collect nutrient solution data in order to modify the nutrient of plants.Lots of problems were solved such as low utilization efficiency of nutrient solution,pur control capacity,pollution and water wasting and so on.The system can improve the yield and quality of plant by the technique. |
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| Keywords: | hydroponics closed nutrient solution circulation dissolved oxygen nutrient solution temperature |
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