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<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/626f712f40256a40cead0aa1/bg1.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">WIZnet<span class="_ _0"> </span><span class="ff2">竞赛<span class="_ _0"> </span>电梯远程监控系统</span></div><div class="t m0 x2 h3 y2 ff2 fs1 fc0 sc1 ls0 ws0">摘<span class="_ _1"> </span>要</div><div class="t m0 x3 h4 y3 ff2 fs2 fc0 sc0 ls0 ws0">系统<span class="_ _2"></span>以<span class="_ _3"> </span><span class="ff1">A<span class="_ _4"></span>T89S52<span class="_ _3"> </span><span class="ff2">单片<span class="_ _2"></span>机为控<span class="_ _2"></span>制核<span class="_ _2"></span>心，<span class="_ _2"></span>以太<span class="_ _2"></span>网模<span class="_ _2"></span>块作为<span class="_ _2"></span>接口<span class="_ _2"></span>。该<span class="_ _2"></span>系统<span class="_ _2"></span>具有结</span></span></div><div class="t m0 x4 h4 y4 ff2 fs2 fc0 sc0 ls0 ws0">构新颖、电路简单和控制方便等优点。</div><div class="t m0 x3 h4 y5 ff2 fs2 fc0 sc0 ls0 ws0">本文阐述了<span class="_ _2"></span>系统的具体<span class="_ _2"></span>实现和所用<span class="_ _2"></span>到的关键技术<span class="_ _2"></span>。介绍了一<span class="_ _2"></span>种用<span class="_ _3"> </span><span class="ff1">W5500<span class="_ _3"> </span></span>以</div><div class="t m0 x4 h4 y6 ff2 fs2 fc0 sc0 ls0 ws0">太网转<span class="_ _3"> </span>SPI<span class="_ _3"> </span>模块实现</div><div class="t m0 x5 h5 y7 ff1 fs2 fc0 sc0 ls0 ws0">A<span class="_ _4"></span>T89S52</div><div class="t m0 x6 h4 y6 ff2 fs2 fc0 sc0 ls0 ws0">单片机与以太网通信的方法。<span class="_ _4"></span>开发了</div><div class="t m0 x7 h5 y7 ff1 fs2 fc0 sc0 ls0 ws0">W5500</div><div class="t m0 x8 h4 y6 ff2 fs2 fc0 sc0 ls0 ws0">的结</div><div class="t m0 x4 h4 y8 ff2 fs2 fc0 sc0 ls0 ws0">构与用法及与<span class="_ _3"> </span><span class="ff1">A<span class="_ _4"></span>T89552<span class="_ _5"> </span><span class="ff2">的硬件连接方法和软件设计。</span></span></div><div class="t m0 x4 h4 y9 ff2 fs2 fc0 sc1 ls0 ws0">关键词:<span class="_ _6"> </span>远程监控<span class="_ _6"> </span>以太网<span class="_ _6"> </span>W5500<span class="_ _6"> </span>单片机</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
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<div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/626f712f40256a40cead0aa1/bg2.jpg"><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">WIZnet<span class="_ _0"> </span><span class="ff2">竞赛<span class="_ _0"> </span>电梯远程监控系统</span></div><div class="t m0 x9 h6 ya ff1 fs0 fc0 sc0 ls0 ws0">I</div><div class="t m0 xa h3 y2 ff2 fs1 fc0 sc1 ls0 ws0">目<span class="_"> </span>录</div><div class="t m0 x4 h4 y3 ff2 fs2 fc0 sc0 ls0 ws0">第一章<span class="_ _6"> </span>绪<span class="_ _7"> </span>论<span class="ff1">................................................................................................................<span class="_ _8"></span>1</span></div><div class="t m0 xb h5 yb ff1 fs2 fc0 sc0 ls0 ws0">1.1</div><div class="t m0 xc h4 y4 ff2 fs2 fc0 sc0 ls0 ws0">引言</div><div class="t m0 xd h5 yb ff1 fs2 fc0 sc0 ls0 ws0">.....................................................................................................................<span class="_ _9"> </span>1</div><div class="t m0 xb h4 y5 ff1 fs2 fc0 sc0 ls0 ws0">1.2<span class="_ _7"> </span><span class="ff2">远程监控技术的研究现状</span>.................................................................................<span class="_ _9"> </span>1</div><div class="t m0 xb h5 y7 ff1 fs2 fc0 sc0 ls0 ws0">1.3</div><div class="t m0 xc h4 y6 ff2 fs2 fc0 sc0 ls0 ws0">远程监控技术的前景和展望</div><div class="t m0 xe h5 y7 ff1 fs2 fc0 sc0 ls0 ws0">.............................................................................<span class="_ _9"> </span>2</div><div class="t m0 xb h4 y8 ff1 fs2 fc0 sc0 ls0 ws0">1.4<span class="_ _7"> </span><span class="ff2">本项目的主要做的工作</span>.....................................................................................<span class="_ _9"> </span>3</div><div class="t m0 x4 h4 yc ff2 fs2 fc0 sc0 ls0 ws0">第二章<span class="_ _7"> </span>远程监控和以太网技术的研究</div><div class="t m0 xf h5 yd ff1 fs2 fc0 sc0 ls0 ws0">......................................................................<span class="_ _8"></span>4</div><div class="t m0 xb h4 y9 ff1 fs2 fc0 sc0 ls0 ws0">2.1<span class="_ _7"> </span><span class="ff2">远程监控技术</span>.....................................................................................................<span class="_ _9"> </span>4</div><div class="t m0 xb h5 ye ff1 fs2 fc0 sc0 ls0 ws0">2.2</div><div class="t m0 xc h4 yf ff2 fs2 fc0 sc0 ls0 ws0">以太网技术分析</div><div class="t m0 x10 h5 ye ff1 fs2 fc0 sc0 ls0 ws0">.................................................................................................<span class="_ _9"> </span>6</div><div class="t m0 x4 h4 y10 ff2 fs2 fc0 sc0 ls0 ws0">第三章<span class="_ _7"> </span>监控系统的硬件设计<span class="ff1">....................................................................................<span class="_ _8"></span>10</span></div><div class="t m0 xb h5 y11 ff1 fs2 fc0 sc0 ls0 ws0">3.1</div><div class="t m0 xc h4 y12 ff2 fs2 fc0 sc0 ls0 ws0">系统组成及原理</div><div class="t m0 x10 h5 y11 ff1 fs2 fc0 sc0 ls0 ws0">...............................................................................................<span class="_ _9"> </span>10</div><div class="t m0 xb h4 y13 ff1 fs2 fc0 sc0 ls0 ws0">3.2<span class="_ _7"> </span><span class="ff2">系统硬件设计</span>...................................................................................................<span class="_ _9"> </span>10</div><div class="t m0 x4 h4 y14 ff2 fs2 fc0 sc0 ls0 ws0">第四章<span class="_ _7"> </span>监控系统的软件设计流程</div><div class="t m0 x11 h5 y15 ff1 fs2 fc0 sc0 ls0 ws0">............................................................................<span class="_ _8"></span>12</div><div class="t m0 x4 h4 y16 ff2 fs2 fc0 sc0 ls0 ws0">第五章<span class="_ _7"> </span>远程监控系统通讯协议<span class="ff1">................................................................................<span class="_ _8"></span>13</span></div><div class="t m0 xb h4 y17 ff2 fs2 fc0 sc0 ls0 ws0">5.1<span class="_ _5"> </span>通讯口设置</div><div class="t m0 x12 h5 y18 ff1 fs2 fc0 sc0 ls0 ws0">.......................................................................................................</div><div class="t m0 x13 h4 y17 ff2 fs2 fc0 sc0 ls0 ws0">13</div><div class="t m0 xb h4 y19 ff2 fs2 fc0 sc0 ls0 ws0">5.2<span class="_ _5"> </span>监控电梯运行状态协议</div><div class="t m0 x14 h5 y1a ff1 fs2 fc0 sc0 ls0 ws0">...................................................................................</div><div class="t m0 x13 h4 y19 ff2 fs2 fc0 sc0 ls0 ws0">13</div><div class="t m0 xb h4 y1b ff2 fs2 fc0 sc0 ls0 ws0">5.3<span class="_ _7"> </span>IP<span class="_ _3"> </span>查询协议</div><div class="t m0 x15 h5 y1c ff1 fs2 fc0 sc0 ls0 ws0">.....................................................................................................</div><div class="t m0 x13 h4 y1b ff2 fs2 fc0 sc0 ls0 ws0">14</div><div class="t m0 x4 h4 y1d ff2 fs2 fc0 sc0 ls0 ws0">第六章<span class="_ _7"> </span>结论<span class="ff1">................................................................................................................<span class="_ _8"></span>15</span></div><div class="t m0 x4 h4 y1e ff2 fs2 fc0 sc0 ls0 ws0">致<span class="_ _a"> </span>谢</div><div class="t m0 x16 h5 y1f ff1 fs2 fc0 sc0 ls0 ws0">......................................................................................................................<span class="_ _8"></span>16</div><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a><a class="l" rel='nofollow' onclick='return false;'><div class="d m1"></div></a></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
<div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/626f712f40256a40cead0aa1/bg3.jpg"><div class="t m0 x14 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">WIZnet<span class="_ _0"> </span><span class="ff2">竞赛<span class="_ _0"> </span>电梯远程监控系统</span></div><div class="t m0 x17 h6 ya ff1 fs0 fc0 sc0 ls0 ws0">1</div><div class="t m0 x18 h3 y2 ff2 fs1 fc0 sc1 ls0 ws0">第一<span class="_ _2"></span>章<span class="_ _1"> </span>绪<span class="_ _1"> </span>论</div><div class="t m0 x19 h7 y20 ff3 fs3 fc0 sc0 ls0 ws0">1.1</div><div class="t m0 x1a h8 y21 ff2 fs3 fc0 sc1 ls0 ws0">引言</div><div class="t m0 x1b h4 y22 ff2 fs2 fc0 sc0 ls0 ws0">随着计算机和网络技术的发展，<span class="_ _b"></span>引发了远程监测、<span class="_ _b"></span>监控领域深刻的技术变革。</div><div class="t m0 x1c h4 y23 ff2 fs2 fc0 sc0 ls0 ws0">系统结构<span class="_ _2"></span>向网络化<span class="_ _2"></span>、开放性<span class="_ _2"></span>方向发展<span class="_ _2"></span>将是技术<span class="_ _2"></span>发展的主<span class="_ _2"></span>要潮流。<span class="_ _2"></span>以太网作<span class="_ _2"></span>为目</div><div class="t m0 x1c h4 y24 ff2 fs2 fc0 sc0 ls0 ws0">前应用最<span class="_ _2"></span>广泛的局<span class="_ _2"></span>域网技术<span class="_ _2"></span>，凭借其<span class="_ _2"></span>开放性好<span class="_ _2"></span>、成本低<span class="_ _2"></span>廉、数据<span class="_ _2"></span>传输率高<span class="_ _2"></span>等诸</div><div class="t m0 x1c h4 y25 ff2 fs2 fc0 sc0 ls0 ws0">多优势，<span class="_ _2"></span>在工业自<span class="_ _2"></span>动化和过<span class="_ _2"></span>程控制领<span class="_ _2"></span>域得到了<span class="_ _2"></span>越来越多<span class="_ _2"></span>的应用。<span class="_ _2"></span>依靠以太<span class="_ _2"></span>网技</div><div class="t m0 x1c h4 y26 ff2 fs2 fc0 sc0 ls0 ws0">术实现信<span class="_ _2"></span>息共享，<span class="_ _2"></span>给办公自<span class="_ _2"></span>动化带来<span class="_ _2"></span>很大的变<span class="_ _2"></span>革，对系<span class="_ _2"></span>统设计产<span class="_ _2"></span>生了深远<span class="_ _2"></span>的影</div><div class="t m0 x1c h4 y27 ff2 fs2 fc0 sc0 ls0 ws0">响。<span class="_ _c"></span>本文以电梯控制为研究对象，<span class="_ _c"></span>以</div><div class="t m0 x1d h5 y28 ff1 fs2 fc0 sc0 ls0 ws0">A<span class="_ _4"></span>T89S52</div><div class="t m0 x1e h4 y27 ff2 fs2 fc0 sc0 ls0 ws0">单片机为核心，<span class="_ _c"></span>以</div><div class="t m0 x1f h5 y28 ff1 fs2 fc0 sc0 ls0 ws0">W5500</div><div class="t m0 x20 h4 y27 ff2 fs2 fc0 sc0 ls0 ws0">模块为</div><div class="t m0 x1c h4 y29 ff2 fs2 fc0 sc0 ls0 ws0">以太网接口，设计了一个基于以太网的电梯远程控制系统。</div><div class="t m0 x19 h8 y2a ff3 fs3 fc0 sc0 ls0 ws0">1.2<span class="_ _d"> </span><span class="ff2 sc1">远程监控技术的研究现状</span></div><div class="t m0 x21 h4 y2b ff2 fs2 fc0 sc0 ls0 ws0">随着经济<span class="_ _2"></span>的全球<span class="_ _2"></span>化和信息<span class="_ _2"></span>技术的广<span class="_ _2"></span>泛应用<span class="_ _2"></span>，计算机<span class="_ _2"></span>网络得到<span class="_ _2"></span>飞速的发<span class="_ _2"></span>展，</div><div class="t m0 x1c h4 y2c ff2 fs2 fc0 sc0 ls0 ws0">网络技术<span class="_ _2"></span>也得到广<span class="_ _2"></span>泛的应用<span class="_ _2"></span>，建立远<span class="_ _2"></span>程监控系<span class="_ _2"></span>统已是一<span class="_ _2"></span>个必然趋<span class="_ _2"></span>势。远程<span class="_ _2"></span>监控</div><div class="t m0 x1c h4 y2d ff2 fs2 fc0 sc0 ls0 ws0">技术是计<span class="_ _2"></span>算机网络<span class="_ _2"></span>技术和监<span class="_ _2"></span>控技术的<span class="_ _2"></span>结合。目<span class="_ _2"></span>前，远程<span class="_ _2"></span>监控技术<span class="_ _2"></span>在医疗诊<span class="_ _2"></span>断中</div><div class="t m0 x1c h4 y2e ff2 fs2 fc0 sc0 ls0 ws0">的应用、<span class="_ _2"></span>发展较为<span class="_ _2"></span>完善，但<span class="_ _2"></span>在工业控<span class="_ _2"></span>制、设计<span class="_ _2"></span>行业的发<span class="_ _2"></span>展和应用<span class="_ _2"></span>则较为缓<span class="_ _2"></span>慢。</div><div class="t m0 x1c h4 y2f ff2 fs2 fc0 sc0 ls0 ws0">监控技术<span class="_ _2"></span>经历了三<span class="_ _2"></span>个发展阶<span class="_ _2"></span>段：单机<span class="_ _2"></span>监控系统<span class="_ _2"></span>，即用单<span class="_ _2"></span>台计算机<span class="_ _2"></span>进行设备<span class="_ _2"></span>的监</div><div class="t m0 x1c h4 y30 ff2 fs2 fc0 sc0 ls0 ws0">控；集中<span class="_ _2"></span>式监控系<span class="_ _2"></span>统，由多<span class="_ _2"></span>台计算机<span class="_ _2"></span>组成，由<span class="_ _2"></span>其中一台<span class="_ _2"></span>计算机对<span class="_ _2"></span>其他多台<span class="_ _2"></span>计算</div><div class="t m0 x1c h4 y31 ff2 fs2 fc0 sc0 ls0 ws0">机进行监<span class="_ _2"></span>控；集散<span class="_ _2"></span>型监控系<span class="_ _2"></span>统发展到<span class="_ _2"></span>网络范围<span class="_ _2"></span>内的远程<span class="_ _2"></span>监控。现<span class="_ _2"></span>在，远程<span class="_ _2"></span>监控</div><div class="t m0 x1c h4 y32 ff2 fs2 fc0 sc0 ls0 ws0">技术正处<span class="_ _2"></span>于积极研<span class="_ _2"></span>究、发展<span class="_ _2"></span>、应用的<span class="_ _2"></span>探索中，<span class="_ _2"></span>并且已有<span class="_ _2"></span>相应的应<span class="_ _2"></span>用系统使<span class="_ _2"></span>用。</div><div class="t m0 x1c h4 y33 ff2 fs2 fc0 sc0 ls0 ws0">对于远程<span class="_ _2"></span>监控技术<span class="_ _2"></span>，国内外<span class="_ _2"></span>都展开了<span class="_ _2"></span>积极的研<span class="_ _2"></span>究。国外<span class="_ _2"></span>对远程监<span class="_ _2"></span>控技术的<span class="_ _2"></span>研究</div><div class="t m0 x1c h4 y34 ff2 fs2 fc0 sc0 ls0 ws0">起步<span class="_ _2"></span>较早<span class="_ _2"></span>，<span class="ff1">1997<span class="_ _3"> </span></span>年<span class="_ _3"> </span><span class="ff1">1<span class="_ _3"> </span></span>月<span class="_ _2"></span>，首<span class="_ _2"></span>届基<span class="_ _2"></span>于<span class="_ _3"> </span><span class="ff1">Internet<span class="_ _3"> </span></span>的<span class="_ _2"></span>远程<span class="_ _2"></span>监控<span class="_ _2"></span>诊断<span class="_ _2"></span>工作<span class="_ _2"></span>会议由<span class="_ _2"></span>斯坦<span class="_ _2"></span>福</div><div class="t m0 x1c h4 y35 ff2 fs2 fc0 sc0 ls0 ws0">大学和麻<span class="_ _2"></span>省理工学<span class="_ _2"></span>院联合主<span class="_ _2"></span>办，这次<span class="_ _2"></span>会议得到<span class="_ _2"></span>了制造业<span class="_ _2"></span>、计算机<span class="_ _2"></span>厂商、网<span class="_ _2"></span>络行</div><div class="t m0 x1c h4 y36 ff2 fs2 fc0 sc0 ls0 ws0">业和仪表行业等许多大公司的热情支持，如<span class="_ _5"> </span><span class="ff1">Sun</span>、<span class="_ _e"></span><span class="ff1">HP<span class="ff2">、<span class="_ _e"></span><span class="ff1">Boeing<span class="ff2">、<span class="_ _f"></span><span class="ff1">Intel<span class="ff2">、<span class="_ _f"></span><span class="ff1">Ford<span class="_ _3"> </span><span class="ff2">等。</span></span></span></span></span></span></span></span></div><div class="t m0 x1c h4 y37 ff2 fs2 fc0 sc0 ls0 ws0">随后，<span class="_ _10"></span>由这些公司合作共同推出了一个实验性的系统</div><div class="t m0 x22 h5 y38 ff1 fs2 fc0 sc0 ls0 ws0">TESTBED</div><div class="t m0 x23 h4 y37 ff2 fs2 fc0 sc0 ls0 ws0">，<span class="_ _10"></span>该系统可以初</div><div class="t m0 x1c h4 y39 ff2 fs2 fc0 sc0 ls0 ws0">步在<span class="_ _5"> </span><span class="ff1">Interne<span class="_ _2"></span>t<span class="_ _5"> </span></span>网络中实现信息监<span class="_ _2"></span>控和故障会诊，<span class="_ _11"></span>但该系统实验结果与设计目标相</div><div class="t m0 x1c h4 y3a ff2 fs2 fc0 sc0 ls0 ws0">去甚远，<span class="_ _12"></span>只是起到了一种研究的作用。<span class="_ _12"></span>许多著名的国际组织如</div><div class="t m0 x24 h5 y3b ff1 fs2 fc0 sc0 ls0 ws0">SMFPT(Society<span class="_ _3"> </span>for</div><div class="t m0 x1c h4 y3c ff1 fs2 fc0 sc0 ls0 ws0">Machinery<span class="_ _13"> </span>Failure<span class="_ _13"> </span>Prevention<span class="_"> </span>T<span class="_ _f"></span>echnology)<span class="_ _0"> </span><span class="ff2">、<span class="_ _14"> </span></span>MIMOSA(Machinery<span class="_ _13"> </span>Information</div><div class="t m0 x1c h5 y3d ff1 fs2 fc0 sc0 ls0 ws0">Management<span class="_ _3"> </span>Open<span class="_ _5"> </span>S<span class="_ _2"></span>y<span class="_ _e"></span>stem<span class="_ _9"> </span>Alliance)</div><div class="t m0 x25 h4 y3e ff2 fs2 fc0 sc0 ls0 ws0">等等，<span class="_ _15"></span>也展开了对远程监控技<span class="_ _2"></span>术的研究，<span class="_ _15"></span>并提</div><div class="t m0 x1c h4 y3f ff2 fs2 fc0 sc0 ls0 ws0">出、<span class="_ _2"></span>建立<span class="_ _2"></span>了一定<span class="_ _2"></span>的数<span class="_ _2"></span>据交<span class="_ _2"></span>换和<span class="_ _2"></span>信息<span class="_ _2"></span>处理<span class="_ _2"></span>的标<span class="_ _2"></span>准。<span class="_ _2"></span><span class="ff1">NA<span class="_ _4"></span>TIONAL<span class="_ _9"> </span>INSTR<span class="_ _2"></span>UMENT<span class="_ _5"> </span><span class="ff2">公</span></span></div><div class="t m0 x1c h4 y40 ff2 fs2 fc0 sc0 ls0 ws0">司在它的产<span class="_ _2"></span>品</div><div class="t m0 x26 h5 y41 ff1 fs2 fc0 sc0 ls0 ws0">LABVIEW</div><div class="t m0 x27 h4 y40 ff2 fs2 fc0 sc0 ls0 ws0">中加入了网<span class="_ _2"></span>络通信处理模<span class="_ _2"></span>块，可以在<span class="_ _2"></span>网络范围内实<span class="_ _2"></span>现</div><div class="t m0 x1c h4 y42 ff2 fs2 fc0 sc0 ls0 ws0">监控数据<span class="_ _2"></span>的传送。<span class="_ _2"></span>在国外，<span class="_ _2"></span>对远程监<span class="_ _2"></span>控技术的<span class="_ _2"></span>研究已从<span class="_ _2"></span>理论研究<span class="_ _2"></span>阶段过渡<span class="_ _2"></span>到开</div><div class="t m0 x1c h4 y43 ff2 fs2 fc0 sc0 ls0 ws0">发应用阶<span class="_ _2"></span>段，如已<span class="_ _2"></span>成功地应<span class="_ _2"></span>用在输油<span class="_ _2"></span>管线的远<span class="_ _2"></span>程监控、<span class="_ _2"></span>工业过程<span class="_ _2"></span>远程监控<span class="_ _2"></span>以及</div><div class="t m0 x1c h4 y44 ff2 fs2 fc0 sc0 ls0 ws0">楼宇的智能化监控等系统中。</div><div class="t m0 x21 h4 y45 ff2 fs2 fc0 sc0 ls0 ws0">目前，<span class="_ _10"></span>我国正处于</div><div class="t m0 x28 h5 y46 ff1 fs2 fc0 sc0 ls0 ws0">Internet</div><div class="t m0 x29 h4 y45 ff2 fs2 fc0 sc0 ls0 ws0">发展的初级阶段，<span class="_ _c"></span>对于远程监控技术也展开了积</div><div class="t m0 x1c h4 y47 ff2 fs2 fc0 sc0 ls0 ws0">极的研究<span class="_ _2"></span>，主要集<span class="_ _2"></span>中于各大<span class="_ _2"></span>学。如西<span class="_ _2"></span>安交通大<span class="_ _2"></span>学研制的<span class="_ _2"></span>“大型<span class="_ _2"></span>旋转机械<span class="_ _2"></span>计算机</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
<div id="pf4" class="pf w0 h0" data-page-no="4"><div class="pc pc4 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://static.pudn.com/prod/directory_preview_static/626f712f40256a40cead0aa1/bg4.jpg"><div class="t m0 x14 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">WIZnet<span class="_ _0"> </span><span class="ff2">竞赛<span class="_ _0"> </span>电梯远程监控系统</span></div><div class="t m0 x17 h6 ya ff1 fs0 fc0 sc0 ls0 ws0">2</div><div class="t m0 x1c h4 y48 ff2 fs2 fc0 sc0 ls0 ws0">状态监测系统及故障诊断系统<span class="ff1">(RMMD)</span>”<span class="_ _b"></span>，<span class="_ _f"></span>华中科技大学开发<span class="_ _2"></span>的<span class="_ _f"></span>“汽轮机工况监</div><div class="t m0 x1c h4 y49 ff2 fs2 fc0 sc0 ls0 ws0">测和诊<span class="_ _2"></span>断系<span class="_ _2"></span>统</div><div class="t m0 x2a h5 y4a ff1 fs2 fc0 sc0 ls0 ws0">(KBGMD)</div><div class="t m0 x2b h4 y49 ff2 fs2 fc0 sc0 ls0 ws0">”<span class="_ _b"></span>，哈<span class="_ _2"></span>尔滨<span class="_ _2"></span>工业大<span class="_ _2"></span>学的<span class="_ _2"></span>“微计<span class="_ _2"></span>算机<span class="_ _2"></span>球范围<span class="_ _2"></span>的智<span class="_ _2"></span>能网<span class="_ _2"></span>络数</div><div class="t m0 x1c h4 y4b ff2 fs2 fc0 sc0 ls0 ws0">控系统<span class="ff1">(INET<span class="_ _16"></span>-CNC)<span class="ff2">”等。</span></span></div><div class="t m0 x21 h4 y4c ff2 fs2 fc0 sc0 ls0 ws0">当前远程监控技术的发展有如下特点。</div><div class="t m0 x21 h4 y4d ff1 fs2 fc0 sc0 ls0 ws0">(1)<span class="ff2">硬件、软件采<span class="_ _2"></span>用模块式、分布式结构<span class="_ _2"></span>性能良好的操作系统、<span class="_ _2"></span>数据库管理</span></div><div class="t m0 x1c h4 y4e ff2 fs2 fc0 sc0 ls0 ws0">系统以及<span class="_ _2"></span>成套的软<span class="_ _2"></span>件开发包<span class="_ _2"></span>为用户的<span class="_ _2"></span>开发和使<span class="_ _2"></span>用带来了<span class="_ _2"></span>极大的便<span class="_ _2"></span>利，并逐<span class="_ _2"></span>渐走</div><div class="t m0 x1c h4 y4f ff2 fs2 fc0 sc0 ls0 ws0">向开放化、标准化。</div><div class="t m0 x21 h5 y50 ff1 fs2 fc0 sc0 ls0 ws0">(2)</div><div class="t m0 x2c h4 y51 ff2 fs2 fc0 sc0 ls0 ws0">通信网络化通信网络<span class="_ _2"></span>技术的应用，使得设备<span class="_ _2"></span>之间及设备与监控计算<span class="_ _2"></span>机之</div><div class="t m0 x1c h4 y52 ff2 fs2 fc0 sc0 ls0 ws0">间的信息交换更方便。</div><div class="t m0 x21 h5 y53 ff1 fs2 fc0 sc0 ls0 ws0">(3)</div><div class="t m0 x2c h4 y54 ff2 fs2 fc0 sc0 ls0 ws0">通信质量的提高，远<span class="_ _2"></span>程监控系统的通道对通<span class="_ _2"></span>信的质量有重大影响，<span class="_ _2"></span>目前</div><div class="t m0 x1c h4 y55 ff2 fs2 fc0 sc0 ls0 ws0">许多单位都在对如何提高通信质量问题进行研究。</div><div class="t m0 x21 h5 y56 ff1 fs2 fc0 sc0 ls0 ws0">(4)</div><div class="t m0 x2c h4 y57 ff2 fs2 fc0 sc0 ls0 ws0">工作站采用高性能的<span class="_ _2"></span>微机高性能微机处理能<span class="_ _2"></span>力强、速度快、容量大<span class="_ _2"></span>而且</div><div class="t m0 x1c h4 y58 ff2 fs2 fc0 sc0 ls0 ws0">有支持多<span class="_ _2"></span>网络的特<span class="_ _2"></span>点等，为<span class="_ _2"></span>提高系统<span class="_ _2"></span>运行和联<span class="_ _2"></span>网性能奠<span class="_ _2"></span>定了基础<span class="_ _2"></span>。远程监<span class="_ _2"></span>控能</div><div class="t m0 x1c h4 y59 ff2 fs2 fc0 sc0 ls0 ws0">够实现信<span class="_ _2"></span>息的快速<span class="_ _2"></span>采集、综<span class="_ _2"></span>合处理，<span class="_ _2"></span>利用及时<span class="_ _2"></span>的信息提<span class="_ _2"></span>高管理决<span class="_ _2"></span>策水平。<span class="_ _2"></span>随着</div><div class="t m0 x1c h4 y5a ff2 fs2 fc0 sc0 ls0 ws0">社会生活<span class="_ _2"></span>的自动化<span class="_ _2"></span>，特别是<span class="_ _2"></span>一大批智<span class="_ _2"></span>能设备的<span class="_ _2"></span>出现，远<span class="_ _2"></span>程监控的<span class="_ _2"></span>应用领域<span class="_ _2"></span>将越</div><div class="t m0 x1c h4 y5b ff2 fs2 fc0 sc0 ls0 ws0">来越广。</div><div class="t m0 x19 h7 y5c ff3 fs3 fc0 sc0 ls0 ws0">1.3</div><div class="t m0 x1a h8 y5d ff2 fs3 fc0 sc1 ls0 ws0">远程监控技术的前景和展望</div><div class="t m0 x21 h4 y1d ff2 fs2 fc0 sc0 ls0 ws0">计算机领域经历了一场新的革命，它结合了现代控制技术、图形技术，其</div><div class="t m0 x1c h4 y1e ff2 fs2 fc0 sc0 ls0 ws0">目标是随时随地为人们提供无缝的、高质量的、易用的、廉价的信息资源，使</div><div class="t m0 x1c h4 y5e ff2 fs2 fc0 sc0 ls0 ws0">其能真正进入人们的生活。计算机监控系统的技术水平也从初期的模拟信息传</div><div class="t m0 x1c h4 y5f ff2 fs2 fc0 sc0 ls0 ws0">输与控制飞速发展到了数字化、网络化信息传输与控制。</div><div class="t m0 x21 h4 y60 ff2 fs2 fc0 sc0 ls0 ws0">目前远程监控技术的主流是应用以太网技术，在<span class="_ _5"> </span><span class="ff1">TC<span class="_ _2"></span>P/IP<span class="_ _5"> </span></span>协议和<span class="_ _3"> </span><span class="ff1">WWW<span class="_ _3"> </span></span>规</div><div class="t m0 x1c h4 y61 ff2 fs2 fc0 sc0 ls0 ws0">范的支持下，合理组织软件结构，使工作人员通过访问网络服务器来迅速获取</div><div class="t m0 x1c h4 y62 ff2 fs2 fc0 sc0 ls0 ws0">自己权限下的所有信息并及时做出响应将来，<span class="_ _15"></span>嵌入式系统的发展会越来越迅速，</div><div class="t m0 x1c h4 y63 ff2 fs2 fc0 sc0 ls0 ws0">越来越成熟，这项新技术迟早必将用于远程监控系统上，是监控系统未来发展</div><div class="t m0 x1c h4 y64 ff2 fs2 fc0 sc0 ls0 ws0">方向之一。嵌入式监控系统可以使信息实现本地化处理，改善服务器性能，可</div><div class="t m0 x1c h4 y65 ff2 fs2 fc0 sc0 ls0 ws0">以使每一个设备具备上网与服务功能，即每一个设备都可以独立进行服务，从</div><div class="t m0 x1c h4 y66 ff2 fs2 fc0 sc0 ls0 ws0">而大大提高监控的质量和范围。</div><div class="t m0 x21 h4 y67 ff2 fs2 fc0 sc0 ls0 ws0">网络通信技术在测控系统中的应用还渗透到了传感器领域，将网络接口芯</div><div class="t m0 x1c h4 y68 ff2 fs2 fc0 sc0 ls0 ws0">片与智能传感器集成起来，并把通信协议固化到智能传感器的<span class="_ _5"> </span><span class="ff1">R<span class="_ _2"></span>OM<span class="_ _5"> </span></span>中，导致</div><div class="t m0 x1c h4 y69 ff2 fs2 fc0 sc0 ls0 ws0">了网络传感器的产生。网络传感器继承了智能传感器的全部功能，并且能够和</div><div class="t m0 x1c h4 y6a ff2 fs2 fc0 sc0 ls0 ws0">计算机网络进行通信，因而在现场总线控制系统中得到了广泛的应用成为现场</div><div class="t m0 x1c h4 y6b ff2 fs2 fc0 sc0 ls0 ws0">级数字化传感器。国外有不少仪器公司己研制出了各种各样的网络化传感器。</div><div class="t m0 x1c h4 y6c ff2 fs2 fc0 sc0 ls0 ws0">国内在网络传感器方面的研究尚处于原理研究阶段，还没有成型的网络化传感</div><div class="t m0 x1c h4 y6d ff2 fs2 fc0 sc0 ls0 ws0">器出现。</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>
