CN105137878A - Banana farm trickle irrigation automatic control system and method based on wireless low-frequency network - Google Patents

Banana farm trickle irrigation automatic control system and method based on wireless low-frequency network Download PDF

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CN105137878A
CN105137878A CN201510555293.4A CN201510555293A CN105137878A CN 105137878 A CN105137878 A CN 105137878A CN 201510555293 A CN201510555293 A CN 201510555293A CN 105137878 A CN105137878 A CN 105137878A
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valve
low
wireless network
network
control
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CN201510555293.4A
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李智辉
刘全玺
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天津科技大学
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/20Pc systems
    • G05B2219/25Pc structure of the system
    • G05B2219/25257Microcontroller

Abstract

The invention relates to a banana farm trickle irrigation automatic control system based on a wireless low-frequency network. The banana farm trickle irrigation automatic control system is characterized by comprising a touch screen control terminal, a wireless low-frequency network gateway, a wireless low-frequency network transmission module, a valve remote control unit, and a sensor. The touch screen control terminal is connected with the wireless low-frequency network gateway. The wireless low-frequency network transmission module is connected with the valve remote control unit and the sensor. The invention also relates to a banana farm trickle irrigation automatic control method based on a wireless low-frequency network. The banana farm trickle irrigation automatic control system and method based on the wireless low-frequency network provides network signal with strong penetrating power, large coverage, and long transmission distance, is easy to operate and good in adaptability, effectively feeds back real field operation statuses, and provides corresponding index data for irrigation uniformity.

Description

一种基于无线低频网络的香蕉农场滴灌自控系统及方法 One kind of banana farm irrigation automatic control system and method for low-frequency-based wireless network

技术领域 FIELD

[0001] 本发明属于农业种植自动控制领域,尤其是一种适用于香蕉园或香蕉农场的基于无线低频网络的香蕉农场滴灌自控系统及方法。 [0001] The present invention belongs to the field of automatic control farming, particularly suitable for in Banana banana or banana farm irrigation farm based automatic control system and method for low-frequency wireless network.

背景技术 Background technique

[0002] 滴灌节水增产的巨大作用,已经被越来越多的香蕉种植者得到认可。 [0002] drip irrigation to increase production a huge role, has been recognized more and more banana growers. 目前滴灌自控系统分为有线和无线两种控制连接方式,有线自控系统由于要铺设电缆,成本太高,且易遭雷击损坏,后期维护困难。 Currently controlled drip irrigation system is divided into control both wired and wireless connections, wired automation system due to the laying of the cable, the cost is too high, and vulnerable to lightning damage, post-maintenance difficulties.

[0003] 现今的自控无线系统存在诸多缺陷:采用电信网络作为通讯手段,虽然覆盖广,但由于偏远区域信号差,导致使用效果不可靠,无法保证通讯时时畅通;采用ZigBee网络形式,由于ZIBee使用高频2.4G信号,容易被高大的香蕉作物遮挡,受环境限制,且当通讯距离加大时,功耗也大,无法适应大面积种植;控制终端使用电脑,难以适应农业的恶劣潮湿等环境,故障率高,成本高,对于低学历农业种植者操作难度大;田间首部多采用以色列水利控制隔膜驱动电磁阀,缺少适合的动作和流量反馈手段,随着使用时间的增加,出现故障后难以察觉,造成阀门开度变化或滴灌带不能正常工作。 The presence of [0003] Today's controlled wireless system many defects: the use of telecommunications network as a means of communication, although covering a wide range, but the remote area signal is poor, resulting in the use of the effect is not reliable, can not guarantee that communications always smooth; using ZigBee network form, due ZIBee use 2.4G high frequency signal, easy to be blocked tall banana crops affected by environmental constraints, and when the communication distance increases, the power consumption is large, can not accommodate large-scale cultivation; the control computer terminal use, difficult to adapt the agricultural harsh environmental moisture high failure rate, high cost, low education for agricultural growers big difficulty of the operation; header field to use more Israeli water control solenoid valve diaphragm actuated, the lack of appropriate action and flow feedback means, with the increase in the use of time, after the failure of difficult detect, resulting in the valve opening change not working properly or drip irrigation. 此外,如何实现滴灌灌溉均匀性,也缺乏切实的检测手段。 In addition, how to achieve uniformity of drip irrigation, lack of effective means of detection.

发明内容 SUMMARY

[0004] 本发明的目的在于克服现有技术的不足,发明提供一种基于无线低频网络的香蕉农场滴灌自控系统,能够实现网络信号穿透力强,覆盖面积大,操作简单,适应力强,有效反馈田间的实际运行状况,为灌溉均匀性提供相应的指标数据。 [0004] The object of the present invention is to overcome the disadvantages of the prior art, the invention provides an automatic control system based on banana farm irrigation low frequency wireless network, the network signal to achieve penetration, coverage area, easy to operate, adaptable, effective feedback actual operating conditions of the field, to provide data corresponding indicators irrigation uniformity.

[0005] 本发明的目的还在于提供一种基于无线低频网络的香蕉农场滴灌自控方法。 [0005] The object of the present invention is to provide a drip-controlled banana farm based low-frequency wireless network.

[0006] 本发明解决其技术问题是通过以下技术方案实现的: [0006] The present invention to solve the technical problem is achieved by the following technical solution:

[0007] 一种基于无线低频网络的香蕉农场滴灌自控系统,其特征在于:由触摸屏控制终端,无线低频网络网关,无线低频网络传输模块,阀门远程控制单元和传感器构成,触摸屏控制终端与无线低频网络网关相连,无线低频网络传输模块与阀门远程控制单元和传感器相连。 [0007] Based on banana farm irrigation automatic control system of a wireless low frequency network, comprising: a touch screen control terminal, a wireless low frequency network gateway, a wireless low frequency network transmission module, the remote control valve unit and the sensor configuration, the touch screen control terminal and a wireless low network gateway connected to the wireless network transmission module is connected to the low-frequency remote control unit and a sensor valve.

[0008] 而且,所述的触摸屏控制终端由显示部分和控制部分组成,显示部分采用触摸屏,控制部分采用高性能、低功耗的CM0S8位微处理器。 [0008] Further, the touch-screen portion by the display control terminal and a control part, a display part touch screen, the control section CM0S8 bit microprocessor with high performance and low power consumption.

[0009] 而且,所述的无线网络为无线低频网络,采用433Mhz〜490Mhz频段信号,mesh自组网。 [0009] Further, the low-frequency wireless network is a wireless network, using 433Mhz~490Mhz-band signal, from the Mesh Network.

[0010] 而且,所述的无线低频网络网关由收发单元和集中器组成。 [0010] Further, the low-frequency wireless network gateway by the transceiver unit and centralized components.

[0011] 而且,所述的阀门远程控制单元由微控制器、阀门控制单元、数据采集单元和能源管理单元组成,所述微处理器通过无线低频网络传输模块接受触摸屏控制终端指令,驱动控制阀门控制单元实现滴灌阀门的启停;数据采集部分将采集到的传感器数据通过无线模块反馈给触摸屏控制终端;能源管理部分负责让太阳能板或锂电池为阀门远程控制单元和通讯模块供电,同时保持锂电池的能源储备。 [0011] Further, the remote control valve by the microcontroller unit, a valve control unit, a data acquisition unit and energy management units, the microprocessor control terminal receiving a touch screen command via a wireless network low frequency transmission module, the drive control valve the control unit drip start and stop valve; data collection the collected sensor data back to the terminal through a wireless touch screen control module; energy management part is responsible for the lithium battery so that the solar panel or the remote control unit and power supply module communication valve while maintaining lithium battery energy reserves.

[0012] 而且,所述的传感器由压力传感器和微型流量传感器组成,压力传感器实时采集阀门出口的压力,微型流量传感器用于测量阀门控制腔流量。 [0012] Further, the sensor by the pressure sensor and micro-flow sensors, pressure sensors, real-time acquisition of the valve outlet pressure, the micro flow sensor for measuring the flow rate of the valve control chamber.

[0013] 一种基于无线低频网络的香蕉农场滴灌自控方法,其特征在于:包括如下步骤: [0013] Based on banana farm drip-controlled method for wireless network low frequency, characterized by: comprising the steps of:

[0014] (I).低频信号检测:对香蕉园种植区域,检测433Mhz〜490Mhz频段信号,选取合适的低频工作频段,触摸屏控制终端通过无线低频网络网关进行自动组网,获取网络节点的数量、地址、级数以及路由等情况,一旦网络通畅,证明无线信号穿越香蕉园成功,可以执行滴灌控制任务; . [0014] (I) a low frequency signal detection: banana plantations area detection 433Mhz~490Mhz-band signals, to select the appropriate low frequency operating band, a touch screen control terminal automatic network gateway through the wireless network low frequency, obtaining the number of network nodes, address, and routing stages, etc., once the network is unobstructed, to prove the success of the wireless signal through the banana plantations, drip irrigation can perform control tasks;

[0015] (2).开启灌溉系统:操作人员通过触摸屏控制终端界面开启手动或者自动灌溉模式;阀门动作命令被激发,触摸屏控制终端将相应指令通过网关传递给对应ID的无线低频网络传输模块和阀门远程控制单元;阀门远程控制单元解析动作要求,执行阀门动作; . [0015] (2) open irrigation system: the operator turns on the manual or automatic irrigation by touching the screen control terminal interface; valve operation command is activated, the touch screen control terminal of the corresponding command is transmitted to the corresponding ID of the wireless low frequency network transmission module through a gateway, and valve remote control unit; valve operation request parsing the remote control unit, performing valve operation;

[0016] (3).阀门自动控制:通过压力和微流量传感器检测阀门进出口水压和控制腔水量,并通过无线网络,反馈给触摸屏控制终端,触摸屏控制终端根据控制腔水量值,判断阀门动作状态以及阀门工作是否正常,一旦出现故障,及时报警,停止灌溉; . [0016] (3) valve automation: sensor for detecting the export pressure and the control chamber water valves by pressure and micro-flow, and through the wireless network, back to the touch screen control terminal, a touch screen control terminal according to the control of water values ​​chamber, determine the valve whether the operating state and a valve is working properly, upon failure, timely warning, stopping irrigation;

[0017] (4).阀门开量自动控制:根据进出口压力,与阀门流量系数表对比,判断阀门出口流量,出现流量不均匀时,可手动调节阀门导阀,确保灌溉均匀性。 [0017] (4) Automatic control valve opening amount: According to outlet pressure, and valve flow coefficient table compares the determined flow valve outlet, nonuniform flow occurs, the pilot valve can be manually adjusted valves, ensuring uniform irrigation.

[0018] 而且,所述的自动模式是通过设定轮管组和轮管组工作制度,以及水肥的配比关系,通过启动键,系统按照预先设定程序,自动完成灌溉任务。 [0018] Further, the automatic mode is set by setting the wheel and the wheel pipe work system tube group, and the relationship between the ratio of fertilizer, by actuating the key, the system according to a predefined procedure, irrigation tasks automatically.

[0019] 本发明的优点和有益效果为: [0019] The advantages and benefits of the present invention are:

[0020] 1、本发明的基于无线低频网络的香蕉农场滴灌自控系统及控制方法,采用无线低频网络,绕障碍物能力强,解决了香蕉园地形复杂对无线信号传输的影响;带有自组网功能的MESH网络,信号覆盖半径大,传输距离远,网络覆盖半径3千米,节点间传输距离达到1200米,适合香蕉作物生长环境使用。 [0020] 1, the present invention is based on banana farm irrigation automatic control system and control method of a low-frequency wireless network, the low-frequency wireless network, an obstacle around the strong capacity to address the effects of the banana-shaped garden complex radio signal transmission; with ad hoc mESH network system functions, signal coverage radius larger transmission distance, coverage radius of 3 km transmission distance of 1200 m between the nodes, the environment for the growth of banana plants.

[0021] 2、本发明的基于无线低频网络的香蕉农场滴灌自控系统及控制方法,使用触摸屏控制终端,图形化标识简单清楚,易于操作,成本低,适应恶劣环境。 [0021] 2, the present invention is based on banana farm irrigation automatic control system and control method of a low-frequency wireless network, using a touch screen control terminal identification graphical simplicity and clarity, easy to operate, low cost, harsh environments.

[0022] 3、本发明的基于无线低频网络的香蕉农场滴灌自控系统及控制方法,使用微型流量传感器和压力传感器,反馈阀门动作状态和出水流量,确保了大面积使用时,每个阀门有较好的反馈手段和准确的流量数据,实时反馈电磁阀(水利控制隔膜驱动电磁阀)动作和阀门出水量,为灌溉均匀性提供了有效的检测手段,确保阀门工作正常。 [0022] 3, the present invention is based on banana farm irrigation automatic control system and control method of a low-frequency wireless network, using a micro flow sensor and a pressure sensor, and a feedback operation state of the water flow valves, to ensure a large area use, each valve have a more feedback means good and accurate flow data, real-time feedback solenoid valve (water control solenoid valve diaphragm actuated) valve and the operation of the water, provides an effective means of detection irrigation uniformity, ensure that the valve is working properly.

[0023] 4、本发明的基于无线低频网络的香蕉农场滴灌自控系统及控制方法,可实现根据阀门流量数据,进行灌溉均匀性评判,保证灌溉均匀性。 [0023] 4, the present invention is based on banana farm irrigation automatic control system and control method of a low-frequency wireless network, data traffic may be implemented in accordance with valves, irrigation uniformity evaluation to ensure uniform irrigation.

[0024] 5、本发明的基于无线低频网络的香蕉农场滴灌自控系统及控制方法,能够实现网络信号穿透力强,覆盖面积大,传输距离远,操作简单,适应力强,有效反馈田间的实际运行状况,为灌溉均匀性提供相应的指标数据。 [0024] 5, the present invention is based on banana farm irrigation automatic control system and control method of a low-frequency wireless network, the network signal to achieve penetration, coverage area, transmission distance, simple, adaptable, efficient feedback of field actual operating conditions, to provide the corresponding index data uniform irrigation.

附图说明 BRIEF DESCRIPTION

[0025]图1为本发明的滴灌自动控制系统的结构示意图。 [0025] Fig 1 a schematic view of the structure of the drip irrigation system of automatic control of the present invention.

[0026] 附图标记说明 [0026] REFERENCE NUMERALS

[0027] 1-触摸屏控制终端(CTS)、2_无线低频网络网关、3-无线低频网络传输模块、4-阀门远程控制单元、5-滴灌阀门、6-传感器。 [0027] 1- touch screen control terminal (CTS), 2_ wireless network gateway low frequency, low-frequency wireless network transmission module 3-, 4- remote control valve unit, 5-drip valve, 6- sensor.

具体实施方式 Detailed ways

[0028] 下面通过具体实施例对本发明作进一步详述,以下实施例只是描述性的,不是限定性的,不能以此限定本发明的保护范围。 [0028] The following specific embodiments of the present invention will be further described in detail, the following embodiments are merely illustrative, and not limiting, in order not to limit the scope of the present invention.

[0029] 一种基于无线低频网络的香蕉农场滴灌自控系统,其由触摸屏控制终端(CTS) 1,无线低频网络网关2,无线低频网络传输模块3,阀门远程控制单元(VLRTU) 4和传感器6构成,触摸屏控制终端与无线低频网络网关相连,无线低频网络传输模块与阀门远程控制单元和传感器相连。 [0029] Based on banana farm irrigation automatic control system of a wireless low frequency network, the control terminal (CTS) from the touch panel 1, a wireless low frequency network gateway 2, the wireless low frequency network transmission module 3, the remote control valve unit (VLRTU) 4 and sensor 6 configuration, the touch screen control terminal and the wireless network gateway connected to the low-frequency, low-frequency wireless network transmission module connected with the valve control unit and a remote sensor. 还包括安装于香蕉农场的一组滴灌阀门5。 Further comprising a drip irrigation valve 5 is attached to the group of banana farm.

[0030] 显示部分采用10寸串口触摸屏,像素1024X600,IG内存,宽电压9-26V供电模式。 [0030] The display section 10 using the serial inch touch screen, a pixel 1024X600, IG memory, 9-26V wide voltage power supply mode. 通过组态软件能够实现功能画面的设计和实现。 By configuration software design and implementation function screen can be achieved. 控制部分采用高性能、低功耗的CM0S8位微处理器,做为滴灌控制的核心单元,实现无线网络组网和通讯功能,以及触摸屏画面的操作响应,完成滴灌灌溉控制。 The control section high-performance, low-power CM0S8 bit microprocessor, the core unit as a drip control, networking and wireless communication networks, and operating in response to a touch screen panel, complete the drip irrigation control.

[0031] 无线低频网络网关由收发单元和集中器组成。 [0031] The low-frequency wireless network gateway by the transceiver unit and centralized components. 集中器控制网络的一切活动。 Centralized control of all network activity. 一个集中器最多可以控制256个节点,最大支持10级路由。 A concentrator can control up to 256 nodes, up to 10 routes. 负责自动组建网络,自动维护和优化网络路由,无需用户干预,自动发现和删除节点,维持网络信号的稳定性。 Responsible for automatic network set up, maintain and optimize network routing automatically, without user intervention, automatically find and delete nodes, maintain the stability of the network signal. 收发单元采用玻璃钢天线,信号增益10DB,防雷。 Fiberglass transceiver antenna, signal gain 10DB, lightning. 无线网络为无线低频网络,采用433Mhz〜490Mhz频段信号,mesh自组网。 A low-frequency wireless network is a wireless network, using 433Mhz~490Mhz-band signal, from the Mesh Network.

[0032] 无线低频网络传输模块是网络中的节点,具有路由器与中继功能,传输数据时动态的选择最佳路由。 [0032] wireless transmission module is a low-frequency network node in the network, the router having a relay function, selecting the best route dynamic transmission data. 任意节点既可以作为子节点,又可以作为父节点,向集中器传输数据的时候,通过上一级父节点转发数据,然后它的父节点再通过其它节点传输到集中器,每个节点有多个父节点,使网络更加可靠,同时扩大了网络的覆盖面积。 May be any node as a child node, but also as a parent node, transmitting data to the concentrator, when the packets are transmitted on a parent node and its parent node and then transmitted through to the other concentrators, how each node a parent, make the network more reliable, while expanding the coverage area of ​​the network. 目前,网络内模块节点之间通讯距离达1200米,室外网络覆盖半径3千米。 Currently, the distance between the communication node within a network module 1200m, the outdoor coverage radius of 3 km.

[0033] 阀门远程控制单元由微控制器、阀门控制单元、数据采集单元和能源管理单元组成,所述微处理器通过无线低频网络传输模块接受触摸屏控制终端指令,驱动控制阀门控制单元实现滴灌阀门的启停;数据采集部分将采集到的传感器数据通过无线模块反馈给触摸屏控制终端;能源管理部分负责让太阳能板或锂电池为阀门远程控制单元和通讯模块供电,同时保持锂电池的能源储备。 [0033] remote control valve by the microcontroller unit, a valve control unit, a data acquisition unit and energy management units, the microprocessor control terminal receiving a touch screen command via a wireless network low frequency transmission module, the drive control unit implements control valve drip valve the start and stop; data collection the collected sensor data back to the touchscreen via the wireless module control terminal; energy management part is responsible for the lithium battery so that the solar panel or the remote control unit and a valve supply communication module, while maintaining the lithium battery energy reserves. 传感器由压力传感器和微型流量传感器组成,压力传感器实时采集阀门出口的压力,微型流量传感器用于测量阀门控制腔流量。 Sensor by the pressure sensor and micro-flow sensors, pressure sensors, real-time acquisition of the valve outlet pressure, the micro flow sensor for measuring the flow rate of the valve control chamber.

[0034] 本发明的基于无线低频网络的香蕉农场滴灌自控方法,包括如下步骤: [0034] The present invention is based on the method of radio-controlled drip banana low farm network, comprising the steps of:

[0035] (I).低频信号检测:对香蕉园种植区域,检测433Mhz〜490Mhz频段信号,选取合适的低频工作频段,触摸屏控制终端通过无线低频网络网关进行自动组网,获取网络节点的数量、地址、级数以及路由等情况,一旦网络通畅,证明无线信号穿越香蕉园成功,可以执行滴灌控制任务。 . [0035] (I) a low frequency signal detection: banana plantations area detection 433Mhz~490Mhz-band signals, to select the appropriate low frequency operating band, a touch screen control terminal automatic network gateway through the wireless network low frequency, obtaining the number of network nodes, address, and routing stages, etc., once the network is unobstructed, to prove the success of the wireless signal through the banana plantations, drip irrigation can perform control tasks.

[0036] (2).开启灌溉系统:操作人员通过触摸屏控制终端界面开启手动或者自动灌溉模式;滴灌灌溉控制采用手动和自动两种模式。 [0036] (2) open irrigation system: the operator turns on the manual or automatic irrigation mode control terminal via the touch screen interface; drip irrigation control manual and automatic modes. 操作人员通过CTS界面中的阀门和栗的图形按钮,可以手动任意开启和关闭各个灌溉设备,简单明了。 The operator interface through a valve and CTS chestnut graphic buttons, any manually opening and closing the respective irrigation equipment, straightforward. 自动模式是通过设定轮管组和轮管组工作制度,以及水肥的配比关系,通过启动键,系统按照预先设定程序,自动完成灌溉任务。 Auto mode is set through the setting wheel and the wheel pipe work system tube group, and the relationship between the ratio of fertilizer, by actuating the key, the system according to a predefined procedure, irrigation tasks automatically. 无论是手动还是自动,阀门动作命令被激发,触摸屏控制终端将相应指令通过网关传递给对应ID的无线低频网络传输模块和阀门远程控制单元;阀门远程控制单元解析动作要求,执行阀门动作。 Whether manually or automatically, valve operation command is excited, the touch screen corresponding instruction is transmitted to the control terminal to the radio network low frequency transmission module corresponding to a remote control unit and a valve via a gateway ID; valve operation request parsing the remote control unit, performing valve operation.

[0037] (3).阀门自动控制:通过压力和微流量传感器检测阀门进出口水压和控制腔水量,并通过无线网络,反馈给触摸屏控制终端,触摸屏控制终端根据控制腔水量值,判断阀门动作状态以及阀门工作是否正常,一旦出现故障,及时报警,停止灌溉。 [0037] (3) valve automation: sensor for detecting the export pressure and the control chamber water valves by pressure and micro-flow, and through the wireless network, back to the touch screen control terminal, a touch screen control terminal according to the control of water values ​​chamber, determine the valve whether the state action and valve is working properly, once failure, timely warning, stop irrigation.

[0038] (4).阀门开量自动控制:根据进出口压力,与阀门流量系数表对比,判断阀门出口流量,出现流量不均匀时,可手动调节阀门导阀,确保灌溉均匀性。 [0038] (4) Automatic control valve opening amount: According to outlet pressure, and valve flow coefficient table compares the determined flow valve outlet, nonuniform flow occurs, the pilot valve can be manually adjusted valves, ensuring uniform irrigation.

[0039] 由于田间阀门远程控制单元数量多,分布广,适合太阳能方式供电,既节省铺设电缆材料成本,又有利于后期设备的维护。 [0039] Since the multi-field valve remote control unit number, widely distributed, suitable for solar-powered mode, saving cabling material costs, but also conducive to safeguarding the latter part of the device.

[0040] 尽管为说明目的公开了本发明的实施例和附图,但是本领域的技术人员可以理解:在不脱离本发明及所附权利要求的精神和范围内,各种替换、变化和修改都是可能的,因此,本发明的范围不局限于实施例和附图所公开的内容。 [0040] Although for illustrative purposes disclosed embodiments and drawings of the present invention, those skilled in the art will be appreciated: in the present invention without departing from the appended claims and the spirit and scope of the various alternatives, modifications and variations It is possible, and therefore, the scope of the present invention is not limited to the embodiments disclosed embodiments and the content of the accompanying drawings.

Claims (9)

1.一种基于无线低频网络的香蕉农场滴灌自控系统,其特征在于:由触摸屏控制终端,无线低频网络网关,无线低频网络传输模块,阀门远程控制单元和传感器构成,触摸屏控制终端与无线低频网络网关相连,无线低频网络传输模块与阀门远程控制单元和传感器相连。 1. Based on banana farm irrigation automatic control system of a wireless low frequency network, wherein: the control terminal of a touch screen, wireless low network gateway, a wireless low frequency network transmission module, the remote control valve unit and the sensor configuration, the touch screen control terminal with a wireless low frequency network a gateway connected to the wireless network transmission module is connected to the low-frequency remote control unit and a sensor valve.
2.根据权利要求1所述的一种基于无线低频网络的香蕉农场滴灌自控系统,其特征在于:所述的触摸屏控制终端由显示部分和控制部分组成,显示部分采用触摸屏,控制部分采用高性能、低功耗的CM0S8位微处理器。 According to one of the claim 1, the automatic control system based on banana farm irrigation low wireless network, wherein: the touch screen display section and the control terminal of the control part, the display part is a touch screen, the control section high-performance , low-power CM0S8 bit microprocessor.
3.根据权利要求1所述的一种基于无线低频网络的香蕉农场滴灌自控系统,其特征在于:所述的无线网络为无线低频网络,采用433Mhz〜490Mhz频段信号,mesh自组网。 According to one of the claim 1, the automatic control system based on banana farm irrigation low wireless network, wherein: said low-frequency wireless network is a wireless network, using 433Mhz~490Mhz-band signal, from the Mesh Network.
4.根据权利要求1所述的一种基于无线低频网络的香蕉农场滴灌自控系统,其特征在于:所述的无线低频网络网关由收发单元和集中器组成。 According to one of the claim 1, the automatic control system based on banana farm irrigation low wireless network, wherein: said low-frequency wireless network gateway by the transceiver unit and centralized components.
5.根据权利要求1所述的一种基于无线低频网络的香蕉农场滴灌自控系统,其特征在于:所述的阀门远程控制单元由微控制器、阀门控制单元、数据采集单元和能源管理单元组成,所述微处理器通过无线低频网络传输模块接受触摸屏控制终端指令,驱动控制阀门控制单元实现滴灌阀门的启停;数据采集部分将采集到的传感器数据通过无线模块反馈给触摸屏控制终端;能源管理部分负责让太阳能板或锂电池为阀门远程控制单元和通讯模块供电,同时保持锂电池的能源储备。 According to one of the claim 1, the automatic control system based on banana farm irrigation low wireless network, wherein: said valve remote control unit by a microcontroller, the valve control unit, a data acquisition unit and energy management units the microprocessor receiving the low-frequency wireless network via a touch screen control terminal transmission module instruction, the drive control unit controls start and stop valves drip valve; data collection the collected sensor data back to the touchscreen via the wireless module control terminal; energy management part responsible for letting the solar panel or the remote control valve for the lithium battery and the communication module power supply unit, while maintaining the lithium battery energy reserves.
6.根据权利要求5所述的一种基于无线低频网络的香蕉农场滴灌自控系统,其特征在于:所述的传感器由压力传感器和微型流量传感器组成,压力传感器实时采集阀门出口的压力,微型流量传感器用于测量阀门控制腔流量。 6. According to one claim 5, wherein the automatic control system based on banana farm irrigation low frequency wireless network, wherein: said sensor by the pressure sensor and micro-flow sensors, pressure sensors, real-time acquisition of the valve outlet pressure, the micro flow a sensor for measuring the flow valve control chamber.
7.—种基于无线低频网络的香蕉农场滴灌自控方法,其特征在于:包括如下步骤: (1).低频信号检测:对香蕉园种植区域,检测433Mhz〜490Mhz频段信号,选取合适的低频工作频段,触摸屏控制终端通过无线低频网络网关进行自动组网,获取网络节点的数量、地址、级数以及路由等情况,一旦网络通畅,证明无线信号穿越香蕉园成功,可以执行滴灌控制任务; (2).开启灌溉系统:操作人员通过触摸屏控制终端界面开启手动或者自动灌溉模式;阀门动作命令被激发,触摸屏控制终端将相应指令通过网关传递给对应ID的无线低频网络传输模块和阀门远程控制单元;阀门远程控制单元解析动作要求,执行阀门动作; (3).阀门自动控制:通过压力和微流量传感器检测阀门进出口水压和控制腔水量,并通过无线网络,反馈给触摸屏控制终端,触摸屏控制终端根据控制腔水量 7.- species on bananas controlled farm irrigation method for wireless network low frequency, characterized by: comprising the steps of: (1) a low frequency signal detection: banana plantations area detection 433Mhz~490Mhz-band signals, to select the appropriate low frequency operating band , a touch screen control terminal automatic network gateway through the wireless network low frequency, obtaining the number of network node addresses, routing stages and, once open network, through the radio signal in banana proved successful, drip control tasks may be performed; (2) turn on the irrigation system: the operator turns on the manual or automatic irrigation by touching the screen control terminal interface; valve operation command is activated, the touch screen control terminal of the corresponding command is transmitted to the radio low frequency network transmission module and a remote control valve unit corresponding to the ID of the gateway; valve The remote control unit parsing operation request, performing valve operation; (3) the valve automatically controlled: by detecting export pressure and the control chamber water valves pressure and the micro-flow sensor, and the wireless network, back to the touch screen control terminal, a touch screen control terminal. The control of the water chamber ,判断阀门动作状态以及阀门工作是否正常,一旦出现故障,及时报警,停止灌溉; (4).阀门开量自动控制:根据进出口压力,与阀门流量系数表对比,判断阀门出口流量,出现流量不均匀时,可手动调节阀门导阀,确保灌溉均匀性。 Determining the operating state of the valve and the valve is working properly, upon failure, timely warning, stopping irrigation; (4) Automatic control valve opening amount: The outlet pressure, and valve flow coefficient table comparison, determine the valve outlet flow, flow occurs. nonuniform, the pilot valve can be manually adjusted valves, ensuring uniform irrigation.
8.根据权利要求7所述的一种基于无线低频网络的香蕉农场滴灌自控方法,其特征在于:所述的自动模式是通过设定轮管组和轮管组工作制度,以及水肥的配比关系,通过启动键,系统按照预先设定程序,自动完成灌溉任务。 According to claim 7, wherein one of the farm based on bananas controlled drip method for wireless network low frequency, wherein: the automatic mode is set by setting the wheel and the wheel tube group pipe work system, and the ratio of fertilizer relations, by the start button, the system in accordance with pre-set program, automatic irrigation complete the task.
9.根据权利要求7所述的一种基于无线低频网络的香蕉农场滴灌自控方法,其特征在于:所述的无线网络为无线低频网络,采用433Mhz〜490Mhz频段信号,mesh自组网。 7, according to one of the claims based on banana farm irrigation low wireless network controlled method, wherein: said low-frequency wireless network is a wireless network, using 433Mhz~490Mhz-band signal, from the Mesh Network.
CN201510555293.4A 2015-09-02 2015-09-02 Banana farm trickle irrigation automatic control system and method based on wireless low-frequency network CN105137878A (en)

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