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作 者:龙长江[1,2] 谭鹤群 朱明[1,2] 辛瑞 覃光胜[1] 黄彭志 Long Changjiang;Tan Hequn;Zhu Ming;Xin Rui;Qin Guangsheng;Huang Pengzhi(College of Engineering,Huazhong Agricultural University,Wuhan 430070,China;Key Laboratory of Agricultural Equipment in Mid-lower Yangtze River,Ministry of Agriculture and Rural Affairs,Wuhan 430070,China)
机构地区:[1]华中农业大学工学院,武汉430070 [2]农业农村部长江中下游农业装备重点实验室,武汉430070
出 处:《农业工程学报》2021年第7期68-75,共8页Transactions of the Chinese Society of Agricultural Engineering
基 金:“十三五”国家重点研发计划项目(2018YFD0500702)。
摘 要:畜禽养殖场内温度、湿度及各种气体构成畜禽生长的外围环境,直接影响畜禽日常行为和生长速度及免疫状态。对这些畜禽养殖场内进行检测并监控畜禽健康状态及寻找二者间的联系,对优化养殖环境,发展健康养殖具有重要意义。该研究以STM32单片机为控制核心,在固定点传感器外设置移动式智能监测平台,通过无线定位系统UWB(Ultra Wide Band)和集成传感器对畜禽养殖场内环境进行监测,利用带图传功能摄像头和红外测温装置实时监控畜禽状态。传感器获取信息后将数据以UART、IIC或模拟量输出方式传递给STM32,STM32处理数据后通过物联网WIFI模块上传至阿里云IoT(The Internet of Things)物联网平台,用户登录网页页面即可对数据进行远程访问,并对畜禽状态进行实时监控。实测结果表明,智能检测平台检测数据与猪场内布置的传感器检测结果相近,二者偏差小于10%,在无遮挡情况下布置无线定位系统,定位误差接近10 cm级。系统检测数据可信,数据传输正常,可持续长时间稳定运行。机动平台还开发了搬运功能,单次运送能力为200 kg左右。移动式智能监测平台为畜禽养殖场内实现全范围环境监控提供了设备基础。Environmental factors including temperature,humidity,and gas atmosphere directly determine the daily performance,growth rate,and immune status of livestock and poultry in a farm.It is highly urgent to detect the factors for real-time monitoring the health state of livestock and poultry,particularly the relationship between environmental factors and health state.Therefore,a healthy aquaculture pattern can be developed to optimize the breeding environment.In this study,a mobile intelligent monitoring platform was established to detect the key environmental factors within the whole area.An integrated sensor system was installed in the fixed important points.A four-wheel trolley with sprocket wheels was used to drive the platform.The motor and transmission components were installed inside the car body in the need of waterproof and anti-corrosion.The upper side of the car was sealed with a cover plate,and only the integrated sensor system installed on a foldable telescopic mechanism that needs to be exposed was fixed on the plate.Height adjusting of an integrated sensor system was performed via changing the folding angle and telescopic length of a foldable telescopic mechanism.The sensors were assembled separately and disassembled conveniently,in order to facilitate repair and maintenance,and even the integrated sensor system was replaced as a whole.AnSTM32 microcontroller was used as the master control unit in the system.A PCB-integrated sensor system was selected to detect the temperature,humidity,CO_(2),H_(2)S,NH_(3),and dust concentration in the environment.Three standard conditions were set for the detection.Specifically,when the livestock or poultry felt uncomfortable,their behavior appeared too quiet or too irritable.When the livestock or poultry was sick,their body temperature was abnormal.When an infection occurred,the surface of the skin was ulcerated.A camera with a high-speed image transmission and a remote infrared temperature measurement device was used to monitor the livestock and poultry,where the abno
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