当前位置:首页>长沙>科技赋能精准治污!长沙10台大气颗粒物采样器正式 “上岗”——中心完成新设备验收与技术培训,筑牢大气重金属监测防线

科技赋能精准治污!长沙10台大气颗粒物采样器正式 “上岗”——中心完成新设备验收与技术培训,筑牢大气重金属监测防线

  • 2026-04-16 10:10:26
科技赋能精准治污!长沙10台大气颗粒物采样器正式 “上岗”——中心完成新设备验收与技术培训,筑牢大气重金属监测防线

春潮涌动处,奋进正当时。近日,湖南省长沙生态环境监测中心(以下简称“长沙中心”)顺利完成10台中流量环境空气颗粒物采样器的开箱验收与专项技术培训。这批 “监测利器”正式投入使用,将为长沙市2026年大气颗粒物重金属专项监测工作注入强劲科技动力,标志着长沙在大气重金属污染精准溯源、科学管控领域迈出关键一步。

作为深入贯彻落实省委污染防治攻坚战部署、响应《湖南省 2026年大气颗粒物重金属专项监测方案》的核心举措,此次购置的中流量采样器是大气颗粒物重金属监测的关键设备,其流量稳定性、采样效率等核心指标均符合国家认证标准,流量范围覆盖50—150 L/min,校准误差不超过±2%,可精准采集总悬浮颗粒物(TSP)和可吸入颗粒物(PM10)样品,为后续铅、镉、汞、砷、六价铬等10余种重金属元素的实验室分析提供高质量样本支撑

采样器开箱验收

在验收现场,中心组建的专业技术团队,严格遵循固定资产管理程序与技术协议要求,采取“外观核查+性能初测”双轨模式,逐一核对设备型号、配件完整性及技术资料规范性,并对仪器流量稳定性、密封性等核心功能进行现场测试。经全面检验,10台设备均符合设计标准与监测工作需求,顺利通过验收,为监测数据的精准性、可靠性筑牢“第一道防线”

开展技术培训学习

“仪器的正确操作是数据质量的关键保障。”验收工作结束后,技术培训同步开展。厂家专业技术人员围绕设备工作原理、操作流程、参数校准、日常维护及故障排查等核心内容进行系统讲解,重点演示了采样口高度调节、滤膜更换、气象参数同步记录等关键环节,并针对24小时连续采样、极端天气应对等专项监测要求展开实操示范。参训监测人员结合长沙大气重金属监测点位布设特点(1个区域点、2个监控点)及采样频次要求(常规重金属每6天一次、特征重金属每半年一次),踊跃提出实际工作中可能遇到的问题,技术人员逐一答疑解惑,确保全体参训人员熟练掌握操作技能,实现设备 “即到即用、用好用准”。

目前,长沙市虽已建成完善的大气颗粒物常规监测网络,但针对颗粒物中重金属组分的专项监测仍存在短板。此次新设备的投用,将有力支撑全市大气颗粒物重金属专项监测网络的规范化运行,通过对TSP、PM10中必测及选测重金属元素的系统监测,精准捕捉污染物时空分布特征与变化趋势,为构建大气重金属环境质量数据库、开展健康风险评估提供坚实数据支撑。同时,设备运行过程中同步记录的气温、气压、风速、风向等气象参数,将为污染溯源分析、重点行业减排成效评估提供科学依据,助力长沙实现 “精准治污、科学治污”。

下一步,中心将以新设备投用为契机,严格按照专项监测方案要求,规范开展全年度采样监测,建立“采样—分析—审核”三级质量控制体系,确保监测数据真实有效。充分发挥环境监测“耳目”“哨兵”作用,深化数据综合分析与应用,为优化产业布局、完善环境质量标准、打赢蓝天保卫战提供专业技术支撑,为建设美丽湖南贡献长沙监测力量

图文:郑小雨、郑喆

编辑:乐雨欣

审核:夏茂子

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  1. CONNECT:[ UseTime:0.000421s ] mysql:host=127.0.0.1;port=3306;dbname=e460;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000690s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000334s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000262s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000522s ]
  6. SELECT * FROM `set` [ RunTime:0.000210s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000570s ]
  8. SELECT * FROM `article` WHERE `id` = 483386 LIMIT 1 [ RunTime:0.000514s ]
  9. UPDATE `article` SET `lasttime` = 1776993816 WHERE `id` = 483386 [ RunTime:0.004166s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000616s ]
  11. SELECT * FROM `article` WHERE `id` < 483386 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.003442s ]
  12. SELECT * FROM `article` WHERE `id` > 483386 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.006820s ]
  13. SELECT * FROM `article` WHERE `id` < 483386 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.003944s ]
  14. SELECT * FROM `article` WHERE `id` < 483386 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.005746s ]
  15. SELECT * FROM `article` WHERE `id` < 483386 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.004354s ]
0.098900s