SPN1日照辐射记录�?参数-价格-中国粉体罐�/title>

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<p>SPN1太阳能监测传感器<a><a><a><a><a></p><p><a><a><strong>名称９�/strong>太阳能监测传感器 <strong>型号９�/strong>SPN1 <strong>产地９�/strong>英国</p><p></p><p><strong>用途：</strong></p><p>SPN1太阳能监测传感器，为长期户外测试而设计内置加热器。也可作为遮光环日照强度计、日温计或传统的日照记录器使用。SPN1太阳能监测传感器操作简便，无须常规调整和极性排列，可在任何纬度都可工作� </p><p><strong>特点９�/strong></p><p>总辐射和散射辐射都可以同时测量，单位W/m2� </p><p>辐射WMO标准的日照阈值：120 W/m2导向光束� </p><p>无常规调整和极性排� </p><p>不需要移动部件，遮阴环和电动跟踪装置� </p><p>可在任何纬度进行测量工作� </p><p>精密的玻璃圆� </p><p>宽频率的热堆传感� </p><p>接近理想的光谱和余弦响应 </p><p>标准的输出灵敏度 </p><p><strong>设计特点９�/strong></p><p>SPN1 采用一�? 个微型热堆传感器和控制器控制遮光方式来测量射入日光的直射和散射部分。遮光方式和微型热堆传感器的排放，使得无论太阳在什么位置，至少�? 个热堆传感器完全暴露在阳光下并且至少�? 个完全在阴暗处。所�? 个微型热堆传感器接收同样量的散射光。根据每个热堆的读数，微处理器计算出总辐射和散射的地面光线，并通过这些值得估算出日照状况� </p><p><strong>输出９�/strong></p><p>SPN1 为总辐射和散射提供了两个模拟电压输出及日照时数的数字输出。这些输出信号与数据记录器相连，如Delta- T 的DL2e 及GP1。也可以直接通过RS232 串口连接电脑获取读数� <strong>加热器：</strong>在结露、结冰、下雪的情况下，内置的加热器可使玻璃圆顶仍保持透明，确保在恶劣的气候条件下也能测得可靠的数据� </p><p><strong>SPN1的设计原理：</strong></p><p>SPN1 的设计原理被试用在Delta-T 的BF3 辐射传感器上，并通过了有效测试。采用微型热堆传感器，高质量的玻璃圆顶和铝制外壳，大大改进了*初的设计。内部电子元件为重新设计为高精确度、低功耗元件。SPN1 将总辐射减去散射可以得出直接辐射� </p><p><strong>实验比较结果９�/strong>SPN1 与Kipp & Zonen CM6BKipp & Zonen CM6B 传感器中的一个被太阳追踪圆盘遮盖住。以下展示了样品的测试结果。（SPN1无需太阳追踪部件� </p><p><strong>日照时数９�/strong></p><p> 日照亮度的WMO 极限为与太阳直接光束垂直的平面上所接收到的120W. m-2.. 它不能使用地面余弦校正传感器直接测量，因此SPN1 采用一个基于直接辐射散射比率的运算法则，并结合它们的较对值来估算其在WMO 标准的少数百分比内。此图表为BF3 Campbell-stocks 日照记录计，在数月内试验的结果比较图。依据WMO 标准，BF3 的每日误差为20 分钟。相对应的，Campbell-stocks 的精确度更差，每日误差将�?个小时、�/p><p> SPN1 是目前BF3 的日照传感器的高级版本，使用的是相同的日照时数运算法则、�/p><p></p><p><strong>应用领域９�/strong></p><p><strong>气象�?/strong></p><p>太阳辐射 </p><p>气候变� </p><p>气体污染 </p><p>日照持续时间 </p><p>云层研究</p><p><strong>农业和植物研穵�/strong></p><p>ET和热通量研究 </p><p>冠层分析和模型化</p><p><strong>建筑学和建筑物设讠�/strong></p><p>建筑管理系统 </p><p>PV效率和能量平� </p><p><strong>技术规格：</strong></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span>WMO </span><span>级别</span></p></td><td><p><span>符合</span><span>WMO </span><span>优质辐射计标凅�/span></p></td></tr><tr><td><p><span>总体精度：总辐射及散射</span></p></td><td><p><span>��5%</span><span>（日积分（�/span></p><p><span>��5% ��10W/m<sup>2</sup></span><span>（每小时平均值）</span></p><p><span>��8% ��10W/m<sup>2</sup></span><span>（个别读数）</span></p><p><span>精度的可信度</span><span>95% </span><span>，即在正常的气候条件下，单个读数在所设定的限制内的概率是</span><span>95% </span><span>、�/span></p></td></tr><tr><td><p><span>分辨玆�/span></p></td><td><p><span>0.6 W/m<sup>2</sup> = 0.6mV</span></p></td></tr><tr><td><p><span>测量范围</span></p></td><td><p><span>0 ~>2000 W/m<sup>2</sup></span></p></td></tr><tr><td><p><span>模拟输出的对应关糺�/span></p></td><td><p><span>1mV = 1 W/m<sup>2</sup></span></p></td></tr><tr><td><p><span>模拟输出范围</span></p></td><td><p><span>0~2500 mV</span></p></td></tr><tr><td><p><span>日照状态极陏�/span></p></td><td><p><span>120 W/m<sup>2</sup></span><span>导向光束</span></p></td></tr><tr><td><p><span>精度状态精�?/span></p></td><td><p><span>��10%</span></p></td></tr><tr><td><p><span>余弦修正精度</span></p></td><td><p><span>0-90��</span><span>顶角入射光的</span><span>��2%</span></p></td></tr><tr><td><p><span>方位角精�?/span></p></td><td><p><span>��5%</span><span>＇�/span><span>360��</span><span>旋转（�/span></p></td></tr><tr><td><p><span>温度漂移系数</span></p></td><td><p><span>��0.02% / </span><span>ℂ�/span></p></td></tr><tr><td><p><span>工作温度范围</span></p></td><td><p><span>-20~+</span><span>70<span>ℂ�/span></span></p></td></tr><tr><td><p><span>校正</span><span>/</span><span>稳定�?/span></p></td><td><p><span>工厂校准，建议每</span><span>2</span><span>年校准一欠�/span></p></td></tr><tr><td><p><span>响应时间</span></p></td><td><p><span><200ms</span></p></td></tr><tr><td><p><span>光谱响应</span></p></td><td><p><span>400~2700nm</span></p></td></tr><tr><td><p><span>光谱灵敏度变匕�/span></p></td><td><p><span>10%</span><span>（典型）</span></p></td></tr><tr><td><p><span>非线�?/span></p></td><td><p><span><1%</span></p></td></tr><tr><td><p><span>倾斜响应</span></p></td><td><p><span>可忽�?/span></p></td></tr><tr><td><p><span>零点漂移</span></p></td><td><p><span>在室温下，每变化</span><span>5</span><span>ℂ�/span><span>/</span><span>小时＋�/span><span><3 wm<sup>2</sup></span><span>：�/span><span>夜晚读数</span><span><3 wm<sup>2</sup></span><span>、�/span></p></td></tr><tr><td><p><span>工作纬度范围</span></p></td><td><p><span>-90��~+90��</span></p></td></tr><tr><td><p><span>密封等级</span></p></td><td><p><span>IP67</span><span>等级</span></p></td></tr><tr><td><p><span>日照状态输凹�/span></p></td><td><p><span>无日�?/span><span>=</span><span>开�?/span></p><p><span>有日�?/span><span>=</span><span>短路到接�?/span></p></td></tr><tr><td><p><span>供电</span></p></td><td><p><span>2mA</span><span>（不包含加热器电源）</span></p><p><span>5V~15V DC</span></p></td></tr><tr><td><p><span>加热器供甴�/span></p></td><td><p><span>12V-15V DC</span><span>�?*</span><span>1.5A</span></p></td></tr><tr><td><p><span>加热器控刵�/span></p></td><td><p><span>外部温度低于</span><span>0</span><span>ℂ�/span><span>，持续变化至</span><span>20W </span><span>输出</span></p></td></tr><tr><td><p><span>*低的无霜无冰温度（使用加热器时）</span></p></td><td><p><span>-20</span><span>ℂ�/span><span>在风逞�/span><span>0 </span><span>m</span><span>/s </span><span>旵�/span></p><p><span>-10</span><span>ℂ�/span><span>在风逞�/span><span>2 m</span><span>/s </span><span>旵�/span></p></td></tr><tr><td><p><span>可选安装底�?/span></p></td><td><p><span>3��M5 </span><span>底座分接孔；</span><span>108mm</span><span> PCD</span><span>＋�/span><span>120��</span><span>间距</span></p></td></tr><tr><td><p><span>尺寸</span><span>/</span><span>重量</span></p></td><td><p><span>140mm</span><span>直径</span><span>�� </span><span>100 mm</span><span>高度</span><span>/</span><span>940<span>兊�/span></span></p></td></tr></tbody></table><p><strong>产地：英囼�/strong></p><p><span>点将科技<span>-</span>心系点滴，致力将来！<span></span>９�span> 021-37620451(</span>上海<span>) </p><p> 010-58733448(</span>北京<span>)</p><p> 0871-65895725(</span>昆明<span>)</p><p> 0551-63656691(</span>合肥<span>) </span></p><p><span>Email: </p><p> Shanghai@Dianjiangtech.com(</span><span>上海<span>) </p><p> Beijing@Dianjiangtech.com(</span>北京<span>)</p><p> Kunming@Dianjiangtech.com(</span>昆明<span>)</p><p> 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