- flight-wiki fully merged into airport-wiki/concepts/flight-operations/ - concepts/ restructured: tech-infrastructure/ (9 pages) + flight-operations/ (10 pages) - aodb.md (380 lines) split into aodb-core.md + aodb-vendors.md - SCHEMA.md updated: Domain covers '智算中心+航班運營' dual domains - new: airport-systems-landscape.md (flight ops system architecture) - index.md rewritten with visual directory tree - log.md updated
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title, created, updated, type, tags, sources
| title | created | updated | type | tags | sources | ||
|---|---|---|---|---|---|---|---|
| Tier III 数据中心设计 | 2026-04-08 | 2026-04-08 | concept |
|
Tier III 数据中心设计
标准参考
- ANSI/TIA-942-B: 数据中心电信基础设施标准
- Uptime Institute Tier Standard: 分为 Tier I/II/III/IV 四个等级
Tier III 核心要求
- 可用性: 99.98%(年停机 ≤ 1.6 小时)
- 冗余等级: N+1(可并行维护)
- 电力路径: 2N UPS 或 N+1 UPS 配置
- 冷却系统: N+1 冗余冷冻水系统或风冷系统
- 网络接入: 多运营商、多路由接入
机场适用性
机场主数据中心推荐采用 Tier III 级别,兼顾建设成本与业务连续性需求。
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