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PublicatienummerCN101545897 A
PublicatietypeAanvraag
AanvraagnummerCN 200910064700
Publicatiedatum30 sept 2009
Aanvraagdatum14 april 2009
Prioriteitsdatum14 april 2009
Publicatienummer200910064700.6, CN 101545897 A, CN 101545897A, CN 200910064700, CN-A-101545897, CN101545897 A, CN101545897A, CN200910064700, CN200910064700.6
Uitvinders雄 汤
Aanvrager雄 汤
Citatie exporterenBiBTeX, EndNote, RefMan
Externe links:  SIPO, Espacenet
Gas monitoring system based on ZigBee technology
CN 101545897 A
Samenvatting
The invention discloses a gas monitoring system based on ZigBee technology, which comprises at least one wireless detection node and a main device, and is characterized in that: the wireless detection node consists of a microprocessor, a wireless communication module and a data acquisition unit; and the main device consists of a microprocessor and a wireless communication module, is connected with a computer and can send the acquired data to the computer. The wireless detection node and the main device are all provided with the wireless communication module, and can provide real-time, high-speed and reliable data communication service and complete the collection and processing of various parameters of gases. By utilizing the ZigBee wireless technology, the gas monitoring system not only can realize detection on the concentration, temperature, humidity and pressure of various gases, but also has the advantages of low cost, low power consumption, convenient installation, flexible application, strong expandability and the like compared with the conventional wired monitoring system.
Claims(8)  vertaald uit het Chinees
1. 一种气体监控系统,包括至少一个无线检测节点(1)和一个主设备(2),其特征在于:所述无线检测节点(1)具有微处理器、无线通信模块和至少一个数据采集器组成,无线检测节点(1)通过所述的无线通信模块将由数据采集器采集到的测量数据传送给所述的主设备(2),所述主设备(2)具有无线通信模块,与PC机连接,所述主设备(2)通过无线通信模块接收所述无线检测节点(1)发送的测量数据,并将所述测量数据传送到PC机,其中所述的无线通信模块是符合ZigBee无线通信标准的通信单元,所述的无线检测节点(1)与主设备(2)共同组成ZigBee无线气体监控网络。 A gas monitoring system, including at least one wireless detection node (1) and a master device (2), characterized in that: the wireless detection node (1) has a microprocessor, wireless communication module and at least one data collection composed, wireless detection node (1) collected by the wireless communication module by the data acquisition measurement data to the master device (2), the master device (2) having a wireless communication module, and PC Connect the master device (2) receives the wireless detection node (1) Measurement data transmitted via the wireless communication module, and the measurement data to a PC, where the wireless communication module is a ZigBee-compliant wireless communication standard communications unit, said wireless detection node (1) and the main equipment (2) together form ZigBee wireless gas monitoring network.
2. 如权利要求1所述的气体监控系统,其特征在于:所述的无线通信模块分为休眠模块和不休眠模块,所述的休眠模块用电池供电,必须通过长时间休眠来减少电能消耗从而延长电池寿命;所述的不休眠模块是指由稳定的电源供电,可持续工作而不需要休眠。 The gas monitoring system according to claim 1, characterized in that: the wireless communication module is divided into hibernation module and not hibernate module, the hibernation module with battery power, the power consumption must be reduced by a long dormant thus extending battery life; not the hibernation module is defined by the stability of supply, sustainable work without the need to sleep.
3. 如权利要求1所述的气体监控系统,其特征在于:所述的数据采集器可以是用来检测气体浓度、温度、湿度及压力的传感器。 Gas monitoring system according to claim, wherein: said data acquisition can be used to detect the gas concentration, temperature, humidity and pressure sensors.
4. 如权利要求1所述的气体监控系统,其特征在于:所述的PC机具有数据管理软件,用于保存所述测量数据为用户提供所述测量数据访问界面。 The gas monitoring system according to claim 1, wherein: said management data with the PC software, for storing the measurement data of the measurement data to provide users with access interface.
5. 如权利要求4所述的气体监控系统,其特征在于:所述的数据管理软件是指基于PC机平台的应用软件,为用户提供所述的测量数据访问界面,并能够通过主设备(2)访问ZigBee气体监控网络中所有无线检测节点的测量数据, 并将数据保存,为用户提供数据查询、分析或报表生成服务。 The gas monitoring system according to claim 4, wherein: said data management software refers to the PC-based application software platform to provide users with access interface according to measurement data, and through host ( 2) Measurement data access ZigBee wireless gas detection monitor all network nodes and save the data to provide users with data query, analysis or report generation service.
6. 如权利要求2所述的气体监控系统,其特征在于:所述的休眠是指设备进入低功耗的工作状态从而延长电池的寿命,在这种工作状态下,设备不执行操作和数据处理,不响应除了唤醒事件之外的任何事件。 The gas monitoring system according to claim 2, wherein: the sleep refers to the device to enter a low-power operating state thus extending battery life. In this state, the device does not perform operations and data treatment, does not respond to wake events in addition to any event.
7. 如权利要求6所述的气体监控系统,其特征在于:所述的唤醒是指设备响应的特定事件,从休眠状态恢复到正常运行状态的过程,被唤醒之后设备重新回到休眠之前的状态继续运行,可以正常接收、发送或处理数据,并且设备内部的数据不会因为休眠而丢失或更改。 The gas monitoring system according to claim 6, wherein: the wake-up refers to a specific event device to respond, recover from the sleep state to the normal operating state of the process, after the device wakes up again back to sleep before the state continues to run, you can normally receive, transmit or process data, and data is not inside the device as the sleep lost or changed.
8. 如权利要求1所述的气体监控系统,其特征在于:所述的测量数据是指能够描述被测量物理量特征的一系列数值以及与这些数据对应的单位。 8. The gas monitoring system according to claim 1, characterized in that: said measurement data being measured is the ability to describe the physical characteristics of a series of data values and the corresponding unit.
Beschrijving  vertaald uit het Chinees

基于ZigBee技术的气体监控系统 Gas Monitoring System Based on ZigBee Technology

技术领域 Technical Field

本发明涉及一种无线网络监测技术和自动控制系统,尤其涉及一种无线的气体监控系统。 The present invention relates to a wireless network monitoring technology and control systems, and more particularly to a wireless gas monitoring system.

背景技术 Background

目前市面上有很多气体浓度或压力监控设备,例如二氧化碳检测仪、燃气泄漏报警器等,但这些气体监控器因采用传统方法制造,检测落后,体积庞大, 功耗大,价格昂贵。 Currently there is a lot of gas concentration or pressure monitoring devices, such as carbon dioxide detector, gas leak alarms, but these gas monitors due to the use of traditional methods of manufacturing, testing backward, bulky, power-hungry and expensive. 企业用有害气体浓度监控系统,如果监管中心的测控主机距离检测目标很远,那么总线铺设的距离会很大,硬件投入成本、运行成本和维护成本都会很高。 Enterprises with hazardous gas concentration monitoring system, if the distance detection target host supervision and control center is very far away, the distance the bus laying will have a significant hardware investment costs, operating costs and maintenance costs are very high. 如果用于检测的传感器的分布比较分散,布线量就会成倍增加,各类成本也会成倍增加。 If the sensor is used to detect the distribution of more dispersed, the amount of wiring will be doubled, various costs will be doubled. 而基于ZigBee的无线传感器网络具有结构简单,体积小,功耗低,成本低的特点。 The ZigBee-based wireless sensor network has a simple structure, small size, low power consumption and low cost. 由此可以看出,开发设计一种基于ZigBee 的无线传感网络技术的气体监控系统,不仅可以灵活布置传感器节点,直接或者间接通过汇节点集中传送空气中的各种安全指标信息到网络协调器,再由网络协调器经数据传输网络上传到监管控制中心,能够大大节省了总线铺设,降低硬件投入成本,从而来减小事故的发生。 It can be seen, development and design of a gas monitoring system for wireless sensor networks based on ZigBee technology, not only can a flexible arrangement of sensor nodes, directly or indirectly focused on various security index information transmitted in the air to sink nodes via a network coordinator then by the network via a data transmission network coordinator upload regulatory control center, it can greatly reduce the bus laying, reduce hardware investment costs, thereby to reduce the accidents.

ZigBee是一种新兴的短距离、低功耗、低数据速率、低成本、低复杂度的无线网络技术,同时也是一种介于无线标记技术和蓝牙之间的技术提案。 ZigBee is an emerging short-range, low-power, low data rate, low cost, low complexity of wireless network technology, but also a cross between technical proposals and Bluetooth wireless technology between the mark. 它主要用于自动控制、传感、监控和远程控制等领域,是一种廉价的可供固定、便携或移动设备使用的无线连接技术。 It is mainly used for automatic control, sensing, monitoring, and remote control and other fields, it is available for an inexpensive fixed, portable or mobile wireless connectivity devices. 它有自己的无线电标准,在数千个微小的传感器之间相互协调实现通信。 It has its own radio standards coordination to achieve communication between the thousands of tiny sensors. 这些传感器只需要很少的能量,以接力的方式通过无线电波将数据从一个传感器传到另一个传感器,所以它们的通信效率非常高。 These sensors require very little energy to relay the data through radio waves from one sensor to another sensor, so their communication efficiency is very high. 最后,这些数据就可以进入计算机用于分析或者被另外一种无线技术如WiMax收集。 Finally, these data can be used to enter the computer analysis or by another wireless technologies such as WiMax collection. 发明内容 DISCLOSURE

本发明的目的是提供一种提供实时、高速、可靠的数据无线传输服务,实现各种气体的自动监控。 The purpose of the present invention is to provide a real-time, high-speed, reliable wireless data transmission service, automatic monitoring of various gases.

一种基于ZigBee技术的气体监控系统,包括至少一个无线检测节点和一个主设备,其特征在于无线检测节点由微处理器、无线通信模块和数据采集器组成,无线通信模块和数据采集器分别与微处理器连接,微处理器可以根据接收到的主设备的控制命令来控制数据采集器的工作状态;无线检测节点的工作状态分为工作和休眠两种状态。 Gas Monitoring System Based on ZigBee technology, including at least one wireless detection node and a master device, wherein the wireless detection node by the microprocessor, wireless communication module and data acquisition composition, wireless communication module and data acquisition, respectively connected to the microprocessor, the microprocessor according to the control command received master device to control the data logger working condition; work status of the wireless detection node into work and dormant states. 无线检测节点通过所述的无线通信模块将由数据采集器采集到的测量数据传送给所述的主设备,主设备由微处理器和无线通信模块组成,与PC机连接,无线通信模块与微处理器连接,主设备通过无线通信模块接收所述无线检测节点发送的测量数据,并将所述测量数据传送到PC机, 由PC机进一步处理。 Wireless detection node through the wireless communication module acquired by the data acquisition measurement data to the master device, the master device by a microprocessor and a wireless communication module, connected to a PC, a wireless communication module and a microprocessor Connect the master device receives the measurement data sent over wireless detection node wireless communication module, and the measurement data to a PC for further processing by the PC. PC机上运行有数据管理软件,为用户提供气体监控网络中的数据访问界面,并能够通过主设备访问ZigBee气体监控网络中所有无线检测节点的测量数据,并将数据保存,为用户提供数据查询、分析或报表生成服务。 Running on a PC data management software to provide users with a gas monitoring network data access interface, and the ability to access the master data by measuring ZigBee gas monitor all wireless network detection node and save the data to provide users with data query, service analysis or report generation. 无线检测节点与主设备共同组成ZigBee无线气体监控网络。 Wireless detection node and the master device composed ZigBee wireless gas monitoring network.

所述的无线通信模块是符合ZigBee无线通信标准的通信单元。 The wireless communication module is compliant with the ZigBee wireless communication standard communication unit. 所述的数据采集器包括但不局限于用来检测气体浓度、温度、湿度及压力的传感器。 The data collection includes but is not limited to the detection of gas concentrations, temperature, humidity and pressure sensors.

本发明系统在工作时,位于检测区域的无线检测节点将数据采集器采集的测量数据,通过微处理器处理后,由无线通信模块发送给主设备,主设备把接收到的测量数据送到计算机上等待进一步处理。 The inventive system is in operation, located in the area of wireless detection node detects measurement data acquisition data acquisition, processing through the microprocessor, transmitted by wireless communication module to the master device, the master device to the received measurement data to the computer on for further processing. 同时主设备可以通过无线通信模块向无线检测节点发送控制命令,控制无线检测节点的工作状态。 While the main device to the wireless detection node can send control commands via the wireless communication module, control of the state radio detection node. 无线检测节点上的微处理器通过无线通信模块收到控制命令后控制数据采集器的工作状态为休眠或工作,这种按需激活的工作模式可以达到降低功耗的目的。 Microprocessor wireless detection node receives through the wireless communication module control command to control the data logger working state is sleep or work, the operating mode can be activated on demand to reduce power consumption.

上述气体监控系统利用ZigBee无线技术不仅可以实现对各种气体的浓度、 温度、湿度及压力的检测,而且相对于传统的有线监控系统,具有低成本、低功耗、便于安装、应用灵活等优点,具备很强的扩展性。 The gas monitoring system uses ZigBee wireless technology not only can be achieved on the concentration of various gases, temperature, humidity and pressure testing, and with respect to traditional wired monitoring systems, low cost, low power consumption, easy installation, flexible application, etc. , with strong scalability.

4附图说明 4 Brief Description

图1是基于ZigBee技术的气体监控系统示意图 Figure 1 is a gas monitoring system based on ZigBee technology schematic

图2是本发明的无线检测节点硬件结构图 Figure 2 is a hardware configuration diagram of a wireless detection node of the present invention

图3是本发明主设备硬件结构图 Figure 3 is a hardware configuration diagram of the master device of the present invention

图4是本发明的主设备的软件流程图 Figure 4 is a main device of the present invention, software flow chart

图5是本发明的无线检测节点的软件流程图 Figure 5 is a wireless detection node of the present invention, software flow chart

具体实施方式 DETAILED DESCRIPTION

以下将参照附图对本发明所述的基于ZigBee技术的气体监控系统的结构和运行步骤进行详细的描述。 The following detailed description with reference to the accompanying drawings based on the structure and operation of step ZigBee art gas monitoring system will be described herein.

如图1所示,本发明所述的基于ZigBee技术的气体监控系统中的无线监控网络包括无线检测节点1和主设备2组成。 As shown in Figure 1, based on the gas monitoring system ZigBee wireless monitoring technology in the network, including wireless detection node 1 and the main device 2 composition according to the invention. 在监控单个区域时,检测节点1和主设备2组成星型网络拓扑结构,无线检测节点1自由加入或突出无线监控网络,主设备2接收无线检测节点1发送的数据并在液晶显示器上实时显示;用户可以直接操作主设备,也可以通过计算机软件来控制主设备。 When monitoring a single area, the detection node 1 and the composition of the master device 2 star network topology, wireless detection node 1 to freely join or prominent wireless monitoring network, the wireless device receives data from the primary detection node 1 2 sent and displayed in real time on the LCD ; user can directly operate the master device, the master device can also be controlled by computer software. 监控多区域时, 由总主设备2和各个区域内主设备2和无线检测节点1组成网状网络,区域内主设备2可以充当路由器节点,当其他区域无线检测节点1与主设备2太远超出通信距离时,或者所在网路中断时自动通过其他无线检测节点1与主设备2 通信。 When monitoring multiple regions, the total master device 2 and within each region of the main device 2 and the wireless mesh network consisting detection node 1, 2 in the area of the main device can act as a router node, while other regional wireless detection node 1 and the host device 2 is too far beyond communication range, or where the automatic detection by 2 to communicate with other wireless devices on the network node 1 and the master is interrupted.

如图2所示,无线检测节点1的内部模块连接关系为:微处理器分别与存储 , The wireless detection node inside the module 1 is connected as shown in Figure 2 the relationship: a microprocessor and memory, respectively,

器、数据采集器、无线通信模块相连接,天线和无线通信模块相连接。 , Data acquisition, wireless communication module connected to an antenna and a wireless communication module is connected. 无线通 Wireless communication

信模块是符合ZigBee无线通信标准的通信单元,采用休眠模块用来延长使用寿命。 Communications module is compliant with the ZigBee wireless communication standard communication unit, use hibernation module for extended service life. 数据采集器可选择低功耗的传感器,将采集到的数值经转换后输入微处理器,经处理后无线传输给主设备2。 Data acquisition selectable low-power sensors, will be collected after the conversion value input to the microprocessor, treated after the radio transmission to the host device 2. 检测节点采用两节1. 5V的7号电池供电, 如果采样周期为30秒,即使用休眠模块,则无线检测节点1的试用寿命在3年左右。 Detection node uses two 7 1. 5V battery-powered, if the sampling period is 30 seconds, which use the Hibernation module, the trial life expectancy wireless detection node 1 in 3 years.

如图3所示,主设备2的内部模块连接关系为:微处理器分别与存储器、液晶显示器、无线通信模块和PC机相连接,天线和无线通信模块相连接。 As shown in Figure 3, the main equipment inside the module 2 is connected relationship: microprocessor respectively connected with memory, LCD monitor, wireless communication module and a PC, an antenna and a wireless communication module is connected. 供电主设备2在上电后建立PAN网络,允许通讯范围内的无线检测节1点加入组成无形网络。 Powered main device 2 after power to establish PAN networks, allowing wireless detection section within communication range of 1:00 to join the composition of the invisible network. PC机上的管理系统软件用于所有无线检测节点1及主设备2的管理与控制。 Management system software on the PC for all wireless detection node 1 and the main equipment management and control 2. 主设备2采用不休眠模块,由于与PC机相连,因此由PC机供电即可。 The master device 2 uses not hibernate module, since connected with the PC, and therefore can be powered by the PC. PC机上运行有数据管理软件,为用户提供气体监控网络中的数据访问界面,并能够通过主设备(2)访问ZigBee气体监控网络中所有无线检测节点1的测量数据,并将数据保存,为用户提供数据查询、分析或报表生成服务。 Running on a PC data management software to provide users with a gas monitoring network data access interface and the measured data through the master device (2) access to all ZigBee wireless gas monitoring network to detect node 1 and save the data for the user It provides data query, analysis or report generation service.

如图4所示,主设备2是无线监控网络的发起建立者,其软件实现过程如下: 主设备2在软硬件初始化后开始建立新的PAN网络,搜索频道并显示网络ID号和频道号。 4, the master device 2 is initiating the establishment of wireless monitoring network, the software implementation process is as follows: the master device 2 after the hardware initialization to start building a new PAN network, search channel and display the network ID number and the channel number. 然后进入无线监控状态监视空中无线信号,并开始循环处理过程: 扫描是否有无线检测节点1请求加入网络,如有并确认是无线检测节点1,则允许其加入网络并分配16位网络地址;同时接收己入网的无线检测节点1发送的 Then enter the wireless monitoring state monitoring of air radio signal, and start the cycle process: scan for wireless detection node 1 makes a request to join the network, and confirm if a wireless detection node 1, it is allowed to join the network and assign network address 16; and 1 transmits wireless receiver has detected network node

测量数据,并经数据处理发送到已连接的PC机;并检测是否有PC机的控制命 Measurement data and transmits to the connected PC, via data processing; and detecting whether there is a control command of the PC

令,如有则进行控制命令的发送程序。 So, if the control command sending program.

如图5所示,无线检测节点1的软件流程图的实现过程如下:无线检测节点 5, the implementation of wireless detection node software flow 1 is as follows: a wireless detection node

1经初始化后发送加入主设备所建立的PAN网络的信号,加入不成功继续发送请求加入网络信号,直至加入成功。 1 After the initialization signal is sent to join the established master PAN network, added to the cluster continues to send a request to join the network signal, before joining success. 加入成功后则获得主设备2分配的16位网络地址,之后进入循环过程:无线检测节点1正常运行,读取数据采集器的测量数据后经过处理通过无线通信模块将测量数据发送到主设备2,发送完成后该无线检测节点转入休眠状态,等待由主设备2发来的开关控制命令被激活后进入 Is obtained after adding the success of the master device 2 assigned network address 16, after entering the circulation process: a wireless detection node 1 Normal operation, after reading the data acquisition measurement data processed by the wireless communication module to send the measured data to the host device 2 The wireless detection node into hibernation after the transmission is complete, wait 2 sent by the master switch control command is activated after entering

正常运行状态,再次读取数据采集器的测量数据发送给主设备,然后再次转入休眠状态,等待激活进行下次的测量数据采集发送的过程。 Normal operation, read again data acquisition measurement data is sent to the master device, and then goes to sleep again, waiting for activation the course of the next measurement data acquisition sent.

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Classificaties
Internationale classificatieG08C17/02, G08C17/00, G01N33/00, H04W84/18
CoŲperatieve classificatieY02D70/00
Juridische gebeurtenissen
DatumCodeGebeurtenisBeschrijving
30 sept 2009C06Publication
14 april 2010C10Entry into substantive examination
13 feb 2013C02Deemed withdrawal of patent application after publication (patent law 2001)