Update nexus: fix conflicts and sync local changes
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---
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title: "Value-Stream-Mapping"
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type: concept
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tags: [Lean, Process-Improvement, Workflow-Optimization]
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sources: [testing-workflow-optimizer, AgilePractices, devops-culture-and-transformation-fostering-collaboration-agile-practices-and-innovation-linkedin]
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last_updated: 2026-04-21
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---
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# Value-Stream-Mapping
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价值流映射(VSM)——一种精益可视化工具,用于绘制和分析产品或服务从原材料到交付客户的全流程中的所有步骤,区分增值时间与非增值等待时间,从而识别改进机会。
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## Aliases
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- VSM
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- Value Stream Map
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- 价值流图
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## Purpose
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将流程中的每个步骤按两大类时间进行量化:
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- **增值时间(Value-Adding Time, VA Time)**:客户愿意付费的实际转化时间
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- **非增值时间(Non-Value-Adding Time, NVA Time)**:等待、移动、搬运、检查等不创造客户价值的时间
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## Standard VSM Symbols
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| 符号 | 含义 |
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|------|------|
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| 矩形(Process Box) | 工序/步骤 |
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| 三角形(Triangle Inventory) | 库存/在制品 |
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| 推(Push Arrow) | 推式生产信号 |
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| 客户/供应商框 | 流程的输入和输出 |
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| 看板(Kaizen Burst) | 改进机会点 |
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| 看板(Kaizen Event) | 改善活动标识 |
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## Time Line(时间线)
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VSM 底部时间线计算:
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- **总生产时间(Total Lead Time, L/T)**:从开始到完成的日历时间
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- **增值时间(Value-Added Time, VA)**:实际加工时间
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- **增值比(VA Ratio)**:VA / L/T × 100%,典型值 5-10%,说明大量时间在等待
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## In DevOps Context
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价值流映射用于 DevOps 工作流优化:
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- **运营价值流(OVS, Operational Value Stream)**:面向客户的持续交付
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- **开发价值流(DVS, Development Value Stream)**:内部产品开发过程
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典型 DevOps VSM 分析结果:发现问题等待时间占 90%+,实际编码/构建/测试仅占 10%
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## Connection to Lean
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价值流映射是 [[Lean]] 的核心工具,用于识别 TIMWOODS 七类浪费的具体位置。
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## Connections
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- [[Lean]] — 核心分析工具
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- [[AgilePractices]] — Agile/DevOps 流程优化的核心工具
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- [[Kaizen]] — VSM 发现的问题通过 Kaizen 活动改进
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---
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title: "Value-Stream-Mapping"
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type: concept
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tags: [Lean, Process-Improvement, Workflow-Optimization]
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sources: [testing-workflow-optimizer, AgilePractices, devops-culture-and-transformation-fostering-collaboration-agile-practices-and-innovation-linkedin]
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last_updated: 2026-04-21
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---
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# Value-Stream-Mapping
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价值流映射(VSM)——一种精益可视化工具,用于绘制和分析产品或服务从原材料到交付客户的全流程中的所有步骤,区分增值时间与非增值等待时间,从而识别改进机会。
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## Aliases
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- VSM
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- Value Stream Map
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- 价值流图
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## Purpose
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将流程中的每个步骤按两大类时间进行量化:
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- **增值时间(Value-Adding Time, VA Time)**:客户愿意付费的实际转化时间
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- **非增值时间(Non-Value-Adding Time, NVA Time)**:等待、移动、搬运、检查等不创造客户价值的时间
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## Standard VSM Symbols
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| 符号 | 含义 |
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|------|------|
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| 矩形(Process Box) | 工序/步骤 |
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| 三角形(Triangle Inventory) | 库存/在制品 |
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| 推(Push Arrow) | 推式生产信号 |
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| 客户/供应商框 | 流程的输入和输出 |
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| 看板(Kaizen Burst) | 改进机会点 |
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| 看板(Kaizen Event) | 改善活动标识 |
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## Time Line(时间线)
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VSM 底部时间线计算:
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- **总生产时间(Total Lead Time, L/T)**:从开始到完成的日历时间
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- **增值时间(Value-Added Time, VA)**:实际加工时间
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- **增值比(VA Ratio)**:VA / L/T × 100%,典型值 5-10%,说明大量时间在等待
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## In DevOps Context
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价值流映射用于 DevOps 工作流优化:
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- **运营价值流(OVS, Operational Value Stream)**:面向客户的持续交付
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- **开发价值流(DVS, Development Value Stream)**:内部产品开发过程
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典型 DevOps VSM 分析结果:发现问题等待时间占 90%+,实际编码/构建/测试仅占 10%
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## Connection to Lean
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价值流映射是 [[Lean]] 的核心工具,用于识别 TIMWOODS 七类浪费的具体位置。
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## Connections
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- [[Lean]] — 核心分析工具
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- [[AgilePractices]] — Agile/DevOps 流程优化的核心工具
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- [[Kaizen]] — VSM 发现的问题通过 Kaizen 活动改进
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