GT5000便携式多参数土壤呼吸测量系统

自动土壤通量气室

呼吸室配备有土壤参数传感器（图左）和土壤环（图右）。传感器测量参数包括土壤温度、土壤湿度和电导率。

技术参数

• 叶室类型：暗室（不锈钢）
• 整体外形尺寸：30(L)*27(W)*34(H) cm
• 工作方式：自动开合
• 测量方式：流通式测量
• 外置传感器：空气温度、气压、土壤温湿度
• 腔室体积：2100 cm3
• 测量体积：3670 cm³
• 测量面积：314 cm²

通量计算软件

GT5000配备功能强大的Calcmet软件，它支持测量结果的在线查看和以往测量数据的进行对比分析。该系统通过精密监控气体在系统内部的流动过程，实现对内部气体通量的精确测定。测量前，用户在配套的软件中预先设定好相关参数，以确保获取的测量数据准确无误。

群落静态光合箱（可选）——生态系统净交换量（NEE）测量

• 配备系统控制单元（白盒），单元包括可充电锂电池、WI-FI通讯模块、GPS模块、空气温湿度传感器、土壤传感器、混气风机电源接口；
• 高透明亚克力材质，可定制形状尺寸，内置气体混合风扇；
• 配合通量计算软件，NEE测量结果可直接显示并保存；
• 可以测量单个植物或群落（如灌木和草地）的净光合速率。

技术参数

• 外形尺寸：50(H) x 34(D) cm（可定制形状和尺寸）
• 腔室容积：196250 cm³
• 材质：亚克力，透明或不透明
• 配合通量计算软件，NEE测量结果可直接显示和保存

自动开闭静态箱

• 自动NEE室，满足长期连续NEE测量需求；
• 通量计算软件可设置自动室的启闭时间和周期；
• 全开放对流设计，腔体打开时可与环境气体充分交换；
• 太阳能供电，满足野外长期使用要求

特点

• 测定时间短，可长期定点观测
• 自动控制叶室开合，可长期无人看守自动测量
• 抗风阻，安全稳定
• 过滤网头设计，防止颗粒物进入管路
• 安装方便，操作容易

技术参数

• 叶室样式：透明/非透明
• 叶室尺寸：50cm（L）*50cm（W）*40cm（H）
• 叶室重量：约15kg
• 叶室工作方式：可控自动旋转开合（上窗90°，侧窗45°）
• 驱动方式：电动推杆
• 材质：铝合金、进口透明PC板
• 控制方式：主控机控制
• 供电：12V
• 叶室测量体积：90.5L
• 叶室测量面积：0.1936m2
• 温度监测：-40℃—85℃
• 密封方式：密封条密封

走航式水面通量气室（型号：WSF-20）

走航式水面通量气室是一种对于来自水体的气体进行收集测量的水-气界面通量测量装置，可实现对水-气界面温室气体通量走航式多点位巡测。土壤呼吸系统总重约6.5 kg，可轻便携带。

主要特点

• 走航式、多点位巡测
• 结构紧凑，体积小，重量轻，携带方便
• 圆形浮圈设计可漂浮水面、阻抗水流
• 供    电：内置12 V 3000 mA锂电池
• 通讯方式：蓝牙
• 内置GPS定位模块

智能多路控制系统

• 通道数：4~36通道可选
• 操作温度：-20 ~ 50 °C
• 湿度：<99% R.H，无冷凝
• 操作方式：触摸屏
• 取样流速：标准1L/min，可调
• 数据计算：有（通量，呼吸速率）
• 电源：12VDC
• 可选配模块：可增加其他气体测量模块，土壤温湿度传感器、4G传输模块、GPS模块等
• 扩展性：主控板预留多个数据传输通道，可根据客户需求追加配件、传感器等，软件自主开发，可同步对应追加的相关传感器进行数据集成。可同时配套土壤界面观测研究的土壤呼吸室、群落光合箱，实现界面排放的多种立体式痕量气体监测系统。

长期土壤呼吸室

• 特殊的动压平衡设计，更大程度模拟真实环境
• 可实现长期、连续工作
• 结构紧凑，体积小，重量轻，携带方便
• 曲线型设计，防水防尘效果好，适合野外测量
• 航空插头，快捷、安全、准确
• 控制方式：复路系统控制（配套）

技术参数

• 土壤呼吸室类型：透明（亚克力）/非透明（铝合金）
• 整体外形尺寸：440mm（L）×260mm（W）×260mm（H）
• 腔室尺寸：200mm（D）*130mm(H)
• 控制方式：主控机控制
• 整体重量：5.0Kg
• 测量方式：动压平衡流通式测量
• 测量体积：4000cm³
• 测量面积：315cm²
• 供电：12V
• 控制方式：主控机控制
• 工作方式：可控自动开合

地下剖面取气装置

• 技术原理：半透膜取气技术
• 尺寸：500 mm (L) x 6（可定制）
• 材质：半透膜，铝合金支架
• 控制方式：主控机控制
• 传感器：温度传感器

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产地与厂家：芬兰Gasmet