ENVIdata-210RET实时蒸散气象�?参数-价格-中国粉体罐�/title>

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<p><span><strong><span>应用</span></strong></span></p><p></p><p><span>蒸散量研究森林、草地、农田、荒漠、湿地等生态系统水量平衡的关键参数之一、�/span></p><p><span>*近、科学研究认为实际蒸散量变化方向不是由温�?*确定的，蒸发皿观测的蒸发量趋势仅仅提供了了解实际蒸散量变化方向的线索，还需要关注蒸发皿观测的蒸发同水面蒸发、蒸发潜力和地表实际蒸散的关系和区别、�/span></p><p><span>通常采用的计算方法因需要特定生态类型植物系数的修订，成为获取高精度蒸散量的瓶颈、�/span></p><p><span>正确、实时观测地表实际蒸散量对农业、林业、水利、园林灌溉、生态等科研和应用具有重要意义、�/span></p><p><span>整套系统经过精心设计，整体采用模块化的功能单元，安装简单方便，维护工作量小，具有很高的可靠性和测量精度。这套设备广泛用于科研、农业，林业，环保，城市绿化、防灾减灾预测预� 、学校校园的气象观测、�/span></p><p><span><strong><span>技术特炸�/span></strong><strong></strong></span></p><p><span><strong></strong><span> ENVIdata�?10RET 实时蒸散气象竘�span>采用**技术，在野外、原位实际测量地表蒸散量，同时提供温湿度、风速风向、辐射、土壤湿度等气象参数、�/span></span></p><p><span>双套筒设计的蒸渗筒放置在土壤环境中，确保测点的土壤温度、湿度与野外环境一致，大大提高测量精度、�/span></p><p><span>测量数据采用</span>GPRS实时传输到ENVIdata 数据服务中心，用户只要能上网，可随时查看、下载数据、�/span></p><p><span>全自动野外工作，不需要经常维护、�/span></p><p><span><strong><span>安装布设</span></strong><strong></strong></span></p><p><span>? </span><span>观测点要地势平坦，土壤中没有产流、�/span></p><p><span>? </span><span>植被分布均匀。原装土取样点要能代表大田、集水区或一个区域、�/span></p><p><span>? </span><span>避开土壤剖面有隔层、粘土防渗层、土表层极粗糙的位置、�/span></p><p><span>? </span><span>先采用土壤取样器，在计划选的点上采集剖面土样，查看是否合适、�/span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p></p></td><td><p></p></td></tr></tbody></table><p></p><p><span><strong><span>系统</span></strong><strong><span>配置</span></strong></p><p><span>数据记录�?/span></p><p><span>蒸散传感�?/span></p><p><span>供电模块</span></p><p><span>可选：气象监测传感器，测量参数包括空气温湿度，风速，风向，降雨量，太阳辐射等 </span></p><p><span><strong></strong></span></p><p><span><strong><span>技术指栆�/span>: </span></strong><strong></strong></span></p><p><span> *系统具备ISO9000 质量证书</span></p><p><span> *数据内容: 数据采集符合气象业务规范</span></p><p><span><strong><span>1、数据记录器</span></strong><strong></strong></span></p><p><span> 1.1、模拟输入：2-6个单端通道�?个差分）</span></p><p><span> 1.2、脉冲通道�?�?/span></p><p><span> 1.3、数字I/O口：4�?/span></p><p><span> 1.4�?*扫描速率�?5Hz</span></p><p><span> 1.5、处理器：采�?8位A/D转换器，精度��0.025%</span></p><p><span> 1.6、存储：128Mb可无限扩展，内存可存�?30�?00个读数，可使用PC卡或闪存可（可存�?5�?00个读数）</span></p><p><span> 1.7、U盘存储：兼容USB1.1或USB2.0驱动，每兆约90�?00采集数字炸�/span></p><p><span> 1.8、LCD液晶显示�?�?6字母的LCD液晶显示�?个按键用于查看通道及数采状态和功能执行</span></p><p><span> 1.9、通讯：RS232、USB、以太网筈�/span></p><p><span> 1.10、采样间隔：10ms至天，可自定么�/span></p><p><span> 1.11、输出值种类：平均值， **值， *小值， 取样� (Sample)� 向量值， 累计� ( Totalize )筈�/span></p><p><span> 1.12、工作温度范�?45~70ℂ�/span></p><p><span> 1.13、时钟精准度：约��1分钟/�?-40℃；�?#177;4分钟/�?40-70ℂ�/span></p><p><span> 1.14、供电电压：10~30VDC</span></p><p><span> 1.15、工作湿�?5%（无水汽凝结（�/span></p><p><span><strong><span>2、蒸散传感器</span></strong><strong></strong></span></p><p><span> 筒体规格：直徃�/span>30cm� 髗�30�?0两种规格</span></p><p><span> 筒体材质：不锈钢</span></p><p><span> 土柱类型：原状土</span></p><p><span> 量程</span>: 100kg</span></p><p><span> 称重分辨率：</span>0.1g</span></p><p><span> 蒸散分辨玆�/span>0.0015mm </span></p><p><span><strong><span>3、气象监测传感器</span></strong><strong></strong></span></p><p><span><strong><span>风速：</span></strong><span>量程９�/span>0~60m/s <span>；分辨率９�/span>0.1m/s</span></p><p><span>精度�?#177;0.3 m/s rms @ WG � 5 m/s</span></p><p><span>��3% rms @ WG > 5 m/s</span></p><p><span>��5% rms @ WG > 50 m/s</span></p><p><span><strong><span>风向９�/span></strong><span>量程９�/span>0~360��<span>；分辨率９�/span>1��<span>；精度：</span>��2�� @ WG > 2 m/s</span></p><p><span><strong><span>空气温度（超声波测量）：</span></strong><span>量程９�/span>-30~70��C<span>；分辨率９�/span>0.1��C<span>；精度：</span>��0.5��C</span></p><p><span><strong><span>空气温度９�/span></strong><span>量程９�/span>-30 </span><span>~</span><span>70��C<span>；分辨率９�/span>0.01��C<span>；精度：</span>��0.5��C</span></p><p><span><strong><span>空气湿度９�/span></strong><span>量程９�/span>0 </span><span>~</span><span>100%<span>；分辨率９�/span>0.1%<span>；精度：</span>��3%<span>＇�/span>10~90%<span>（�/span></span></p><p><span><strong><span>气压９�/span></strong><span>量程９�/span>300 </span><span>~</span><span>1100hPa<span>；分辨率９�/span>0.01hPa<span>；精度：</span>��0.5hPa<span>＇�/span>20��C<span>（�/span></span></p><p><span><strong><span>光照强度９�/span></strong><span>量程９�/span>0</span><span>~</span><span>150kLux<span>；分辨率９�/span>30Lux<span>；精度：</span>��3%<span>的测量值，</span>3 Lux<span>每分钞�/span></span></p><p><span><strong><span>降雨量：</span></strong><span>量程９�/span>0</span><span>~</span><span>10mm<span>每分钟；分辨率：</span>0.01mm</span></p><p><span><strong><span>ENVIdata数据传输和管琅�/span></strong><strong></strong></span></p><p><span>该系统直接将数据传送到</span><span></span><span> (中国生态数据网)网站上，通过对监测的生态环境因子的时序变化和相关性分析，确定监测对象的状态发展� </span></p><p><span>ENVIdata 服务器软件既可以作为独立的应用软件，运行在用户的服务器上；也可以运行在澳作公司安全的服务器上，为多个用户提供数据接收服务，同时帮助用户监控野外测点硬件系统的运行状态、�/span></p><p><span>澳作公司ENVIdata系列生态环境监测系统是业内**成功获得 ISO9001国际质量体系认证，于2010年获� ISO9001 质量认证书，至今全部通过专家的年度复核，确保系统集成的品�?/span></p><p><span>用户采用用户名和密码登陆，只要能上网，就能浏览实时和历史数据</span></p><p><span>特点９�/span></p><p><span>1� 生态环境信息以各种时间间隔 （分钟、每小时、每天）发送到网站上、�/span></p><p><span>2� 用户只要能上网，既可浏览实时数据、�/span></p><p><span>3� 中心服务器中文界面，便于操作和管琅�/span></p><p><span>4� 提供多参数、实时或历史数据曲线国�/span></p><p><span>5� 系统提供多站点地图显礹�/span></p><p></p><p><span>用户数据界面</span></p><p></p><p><span>ENVIdata 按日、周、月或用户选择的时间段绘制数据变化曲线</span></p><p></p><p><span>ENVIdata 站点具体区域定位</span></p><p></p><p><span>ENVIdata 站点全国定位</span></p> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); 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