Medical Device Sterilization — Specification for Ethylene Oxide Sterilization Exhaust Gas Treatment
Technical compliance guidelines for safe collection, 运输, 根据全球监管框架净化环氧乙烷排放.
规范性参考文献
The following documents are indispensable for the application of this specification. For dated references, only the indicated version applies. For undated references, 最新版本 (including all amendments) applies.
| 中国标准 | 国际同等水平 | 描述 |
|---|---|---|
| 国标 11721 | 国际标准化组织 16000-1 | Hygiene standard for EO in workshop air |
| 国标 13347 | 国际标准化组织 16852 | Flame arresters for gas pipelines |
| 国标 16157 | 国际标准化组织 12141 | Sampling methods for gaseous pollutants |
| 国标 16297 | 国际标准化组织 14001 框架 | Comprehensive emission standards for air pollutants |
| 国标 50016 | 美国消防协会 101 | Code for fire protection design of buildings |
| 国标 50236 | 国际标准化组织 15609 | 现场设备 & industrial piping welding/construction |
| 国标 50275 | 国际标准化组织 10816 | Installation of compressors, 粉丝, 和泵 |
| 华杰/T 76 | 在 15267 | CEMS技术要求 |
| 华杰/T 386-388 | 国际标准化组织 10121 | 吸附, 吸收, 和催化净化技术 |
| 华杰/T 2000 | 国际标准化组织 14031 | 大气污染控制工程导则 |
3 术语和定义
下列术语和定义适用于本文件.
其他定义包括 3.12 安全操作程序, 3.14 个人防护装备, 3.16 通风系统, 和 3.18 监控 & 控制.
4 一般原则
4.1 基本原则: 确保废气处理过程安全, 经济, 可行的, 并且环保.
- 4.1.1 安全: 通过个人防护装备和防爆设施设计实现强制性人员保护.
- 4.1.2 经济: 合理投资, 手术, 和维护 (氧&中号) 成本.
- 4.1.3 可行性: 实施验证, 易于安装, 和可维护的技术解决方案.
- 4.1.4 环境的: 确保浓度符合国家和地方排放限值.
4.2 质量管理: 维护质量管理体系以确保流程的一致性和可靠性.
4.3 过程控制 & 监控: 连续监测EO浓度, 温度, 湿度, 和时间.
4.4 改变 & 不合格控制: 评估任何流程变更并立即针对不合格项采取纠正措施.
5 技术要求
5.1 设备设施
5.1.1 收藏: 对EO排放设备实施密封和负压措施.
5.1.2 运输: 短的, 袖珍的, and grounded piping systems. Flanges must be cross-connected to prevent static discharge.
5.1.3 Discharge: Stack height must comply with GB 16297 and local EIA requirements. Lightning protection is mandatory for stacks.
5.1.4 Exhaust Detection (Sampling)
- Prefer vertical pipe sections for sampling.
- Avoid bends or sections with rapid cross-sectional changes.
- Sampling points must be ≥6 diameters downstream and ≥3 diameters upstream from bends or variable diameters.
6 Construction and Acceptance
6.1.1 General: Construction must follow design drawings and technical documents.
6.1.4 Fire Resistance: Facilities must meet GB 50016 fire protection ratings.
6.1.5 Explosion Protection: Due to EO flammability, use explosion-proof electrical equipment and provide adequate ventilation (6.1.6).
6.4 Acceptance Content:
- 6.4.1 Appearance: Clear signage, warning marks, and intact equipment (6.4.1).
- 6.4.2 Leak-tightness: Verified pipeline connections and structural stability.
- 6.4.4 表现: Minimum of three tests for EO inlet/outlet concentrations and purification efficiency.
- 6.4.5 安全: 紧急停止测试, alarm systems, 及防火措施.
6.5 Acceptance Procedure: Includes trial runs (6.5.1), 绩效评估 (6.5.2), and final reporting (6.5.4).
7 Daily Operation and Maintenance
7.1 Standard Operation: Compliance with equipment manuals and real-time monitoring of discharge levels.
7.2 管理: Establishment of an environmental department and strict technical responsibility systems (7.3).
7.4 存货: Maintaining a stock of vulnerable spare parts to ensure continuous operation.
7.5 校准: Regular calibration of gas detection instruments to ensure data accuracy and integrity.
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