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Nanjing

Building 11, Phase 3, Liandong U Valley, No. 7 tonglian Road, Jiangning District

Name： 电磁铁磁场控制平台

Date：2019-04-30

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电磁铁磁场控制平台

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东方晨景公司提供的电磁铁磁场控制平台集成了高性能内置高斯计的双极性恒流电源和各类气隙可调的电磁铁，可以独立的形成用户所需要的不同磁场强度的可变磁场。为用户提供可控的基础磁场源和简洁、方便的使用控制形式。

电磁铁磁场控制平台系统设备组成：

1. 极头气隙双向可调电磁铁；

2. 带内置高斯计的双极性恒流电源；

3. 高精度霍尔探头；

4. 可调节探头支架。

电磁铁磁场控制平台系统特点：

1. 高精度双极性电源，磁场稳定性极高：采用双极性恒流电源，全数字控制模式，磁场可平滑过零，无触点换向，从而实现连续变化无断点的快速磁场扫描和磁场换向，并达到高稳定性磁场。

2. 磁场自动控制，磁场稳定时间快：双极性恒流电源配有内置高精度高斯计，从而在电源上形成完整的闭环控制回路，相比于外接高斯计形式，磁场控制稳定时间极高，可以迅速达到目标磁场。

3. 电磁铁选用磁场气隙可调双极头电磁铁，可以方便快捷地调节极头间间隙来满足不同测量需要；

4. 电磁铁轭铁可以根据用户不同使用环境，选择H型或C型结构，方便被测样品的进出和测量；

电磁铁磁场控制平台技术指标：

系统型号 EMP-3 EMP-5 EMP-7 EMP-10

磁场分辨率 0.5Gs（0-±1kGs）

控制类型闭环控制

控制精度 0.001%（满量程）

电磁铁型号 EM-3 EM5 EM7 EM10

轭铁形式 C型 H型45°座放

极柱直径 73mm 130mm 178mm 250mm

极头直径 73mm以下任选 130mm以下任选 178mm以下任选 250mm以下任选

极头间隙 0-40mm可调 0-114mm可调 0-178mm可调 0-100mm可调

最大磁场 >0.56T@20mm（38mm极头） >1.85T@20mm（60mm极头） >2.2T@20mm（76mm极头） >2.5T@20mm（76mm极头）

电源型号 HP5 P7050 P9060 P65135

输出形式双极性恒流

输出电流 ±5A ±70A ±90A ±65A

输出电压 ±70V ±50V ±60V ±135V

稳定度 50ppm

交流输入电压 AC220V，50HZ AC380V，50HZ

高斯计内置内置内置内置

量程范围 0-30KG

分辨率 5 3/4

精度 0.1%

霍尔探头 HTT-50 HTT-100 HTT-125

Last：恒流电源Next：室温孔超导磁体

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发布时间： 2019 - 04 - 30