咨询便携式伽马能谱仪!有核素识别功能和寻源功能的,详细资料介绍下!谢谢!

2025-03-25 03:49:42
推荐回答(2个)
回答1:

原来有朋友单位用过北京龙骞公司自主研发的便携式伽马能谱仪,带素识别功能和寻源功能,精确度跟稳定性都很好,据说比国外的更容易操作。最近他们的设备又升级了出了数字智能能谱仪,给他们发了新的资料:
该系列谱仪采用国际先进设计,大规模集成电路,功耗低,性能高。该系列谱仪全数字调节粗调放大倍数,全数字调节细调放大倍数,全数字调节下域,全数字调节高压(0-1500V)。低压输出+5V、+12V、+24V、-12V、-24V。通讯接口:以太网、USB、232串口。道数:1024、2048、4096。具有硬件自动稳峰和软件自动稳峰功能。

该系列数字谱仪可以使用外部电源供电或者USB供电。该系列数字谱仪分为PS-MCA-DIG-S 1024、PS-MCA-DIG-S 2048、PS-MCA-DIG-S 4096三种型号,分别具有1024道、2048道、4096道。该系列数字谱仪适合从低计数率到高计数率的各种谱分析,配合功能全面的应用软件,可与碘化钠、碘化铯等闪烁探测器,PIPS、CZT、金硅面垒、高纯锗等半导体探测器,以及BGO、塑料闪烁体、电离室、正比计数管、中子探测器等各种探测器连接,组成各种谱仪系统,可进行γ能谱、α能谱、β能谱、Χ射线能谱、中子能谱等多种能谱分析。
PS-MCA-DIG-S系列数字谱仪主要技术指标:
 可使用探测器
碘化钠探测器
碘化铯探测器
PIPS探测器
CZT探测器
金硅面垒探测器
高纯锗探测器
BGO探测器
正比计数管探测器
中子探测器
气体电离探测器
 ADC
转换时间:2μS
ADC电压:0-2V
内置死时间校正
最高输入脉冲率:>500,000 cps

 软件调节
量化电平数:1024道,204 8道,4096道
道容量: 32 Bit
硬件下域: 全数字调节,为全量程的1-50%
虚拟下域: 软件任意调节上、下域
零点调节: 软件调节
 放大器
输入电阻: > 1k
输入极性: 双极
基线恢复: 内置
粗调放大倍数:1X,2X,4X,8X ,16X,64X,软件数字调节。
细调放大倍数:1-2倍, 软件数字调节, 0.001倍一步
 高压输出
0-1500V,软件数字调节
 低压输出
+5V、+12V、+24V、-12V、-24V
 测量预置
无限制获取模式
时间限制模式
计数限制模式
测量自动保存功能
 计算机通讯
RS232
USB2.0
以太网
 物理指标
微分非线性:  1%
积分非线性:  0.05%
24小时长稳: ±1道
增益不稳定性: 0.05 % / C
 工作环境
工作温度: -5 ℃ ~ 55℃
贮藏温度: -25℃ ~ 65℃
环境湿度: ≤ 80%
 工作电源
外接电源:DC +5V、交流电源适配器
USB供电:PC机或笔记本计算机USB端口
 仪器重量
350g (仅多道分析器)
 仪器体积
16cm×10cm×2.5cm

 多道分析软件: PS-MCA-SW-DIG
高性能通用数字多道解谱软件,工作在Windows 95 / 98 / NT /XP上,具有软件自动稳峰功能,可根据用户指定选择单峰或双峰进行自动稳峰;具有硬件稳峰功能,可根据用户指定选择单峰,数字调节放大倍数进行自动稳峰;可软件调节零点和上阈、下阈;可任意设置感兴趣区(ROI);具有自动寻峰功能和自动设置峰感兴趣区功能;可自动计算峰位、峰边界、峰半高宽、峰分辨率、峰区总计数、峰区计数率等各种峰信息;具有能量刻度功能;可设置多个核素库;量程横向和纵向任意缩放功能;具有多谱比较功能;具有两谱相减功能;可进行平滑;可切换对数量程;可变换多种采集数据模式,可预设采集时间,可预设感兴趣区采集总数,也可选择无限制连续测量模式;通过软件可以数字调节多道粗调放大倍数、数字调节细调放大倍数、数字调节硬件下域、数字调节高压。终身免费升级。

回答2:

龙骞公司的便携式能谱仪有核素识别功能,据说是自主研发的,清华大学的还是,你可以问一下,他们的网站是www.dracom.com.cn,上边有详细的资料

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