本文關(guān)鍵詞：基于TOF的潮位在線測(cè)量技術(shù)研究　出處：《天津大學(xué)》2016年碩士論文　論文類型：學(xué)位論文

  更多相關(guān)文章： TOF深度成像 EPC610 在線測(cè)量 ZigBee Mesh無線傳感網(wǎng)絡(luò)

【摘要】：海洋的潮位信息一直就是海洋資源勘探、海水養(yǎng)殖、海上軍事演習(xí)或作戰(zhàn)中不可或缺的重要因素,是海洋參數(shù)的重要指標(biāo)之一。如何實(shí)時(shí)而又準(zhǔn)確的測(cè)量潮位信息是海洋儀器研發(fā)中的重要內(nèi)容。本文基于TOF深度成像的測(cè)距技術(shù)結(jié)合ZigBee Mesh無線傳感網(wǎng)絡(luò)設(shè)計(jì)了一種潮位在線實(shí)時(shí)測(cè)量系統(tǒng),實(shí)驗(yàn)表明,該測(cè)量系統(tǒng)在2-6m的測(cè)量范圍內(nèi)絕對(duì)精度為±15mm,相對(duì)精度為±0.5%,系統(tǒng)的最大測(cè)量范圍為7.5m,距離分辨率為2.5mm。節(jié)點(diǎn)的采集速度每秒可以達(dá)到500次,且使用xbee模塊組建的ZigBee Mesh無線傳感網(wǎng)絡(luò)具有動(dòng)態(tài)路由、自組織、自愈性好的特點(diǎn),適合海上惡劣環(huán)境下大規(guī)模的組網(wǎng)應(yīng)用。本文的研究?jī)?nèi)容主要有以下幾個(gè)方面:基于TOF深度成像測(cè)距技術(shù)的理論和ZigBee Mesh無線傳感網(wǎng)絡(luò)的相關(guān)知識(shí)。光學(xué)與機(jī)械結(jié)構(gòu)的設(shè)計(jì),包括光源的選取,LED準(zhǔn)直器的設(shè)計(jì),接收透鏡參數(shù)的計(jì)算選型,探測(cè)器接收能量大小的分析,窄帶紅外濾光片選取。基于EPC610 TOF紅外成像芯片的探測(cè)電路的設(shè)計(jì),包括紅外LED驅(qū)動(dòng)電路的設(shè)計(jì),EPC610供電系統(tǒng)的設(shè)計(jì),EPC610外圍電路的設(shè)計(jì)以及探測(cè)板PCB的設(shè)計(jì)。設(shè)計(jì)EPC610的控制電路,完成ARM端讀寫控制程序和距離計(jì)算程序的編寫。配置ZigBee Mesh網(wǎng)狀網(wǎng)的各個(gè)節(jié)點(diǎn),包括協(xié)調(diào)器、路由器和終端,編寫協(xié)調(diào)器和終端節(jié)點(diǎn)之間的通信協(xié)議。進(jìn)行實(shí)際實(shí)驗(yàn),包括EPC610的測(cè)距實(shí)驗(yàn)和ZigBee網(wǎng)絡(luò)的收發(fā)實(shí)驗(yàn),驗(yàn)證系統(tǒng)功能的可行性和可靠性。
[Abstract]:Ocean tidal level information has always been an indispensable factor in marine resource exploration, mariculture, marine military exercises or operations. How to measure tidal level information in real time and accurately is an important content in the research and development of ocean instruments. This paper combines TOF depth imaging technology with ZigBee. An online real-time tidal level measurement system based on Mesh wireless sensor network is designed. The experimental results show that the absolute accuracy and relative accuracy of the system are 鹵15mm and 鹵0.5mm respectively in the 2-6 m range, and the maximum measurement range of the system is 7.5 m. The range resolution is 2.5 mm 路s. The acquisition speed of the node can reach 500 times per second, and the ZigBee Mesh wireless sensor network based on xbee module has dynamic routing and self-organization. Characteristic of good self-healing. The research contents of this paper are as follows: based on the theory of TOF depth imaging ranging technology and ZigBee. Knowledge of Mesh Wireless Sensor Networks. Design of optical and mechanical structures. It includes the design of LED collimator, the calculation and selection of receiving lens parameters, and the analysis of detector receiving energy. The design of detecting circuit based on EPC610 TOF infrared imaging chip, including the design of infrared LED driving circuit and the design of power supply system of EPC610. The design of peripheral circuit of EPC610 and the design of detection board PCB. The control circuit of EPC610 is designed. Complete the programming of ARM read and write control program and distance calculation program. Configure each node of ZigBee Mesh mesh network, including coordinator, router and terminal. The communication protocol between the coordinator and the terminal node is written, and the practical experiments, including the ranging experiment of EPC610 and the transceiver experiment of ZigBee network, are carried out to verify the feasibility and reliability of the system function.
【學(xué)位授予單位】：天津大學(xué)
【學(xué)位級(jí)別】：碩士
【學(xué)位授予年份】：2016
【分類號(hào)】：P714;TN92

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