HF-MES-manual/en/planning_production/tray_management.md

Tray Management

1. Function Overview

Tray Management belongs to the production monitoring module of the MES system, used to manage trays during production, implementing functions such as tray process adjustment, stop operation, status query, and battery query for tray binding.

Core Functions:

• Tray Status Query: Query the current status of trays
• Tray Process Adjustment: Adjust the process where the tray is located
• Tray Stop Operation: Stop the current status of the tray
• Tray Battery Query: Query battery information bound to the tray

Function Screenshot:

Figure 1: Tray Management Page

2. Term Explanation

Term	Definition	Description
Tray	Tray, container for carrying materials	Used for material storage and flow
Tray Status	Tray Status, current status of the tray	Including idle, in use, stopped, etc.
Tray Process	Tray Process, the process where the tray is located	The current production process of the tray

3. Data Model Relationship Description

3.1 Tray Management and Other Entity Relationships

flowchart TB
    subgraph Tray
        T[Tray]
    end

    subgraph Batch
        B[Batch]
    end

    subgraph Process
        P[Process]
    end

    subgraph Battery
        Bat[Battery]
    end

    T -->|Belongs to| B
    T -->|Located at| P
    T -->|Carries| Bat

Relationship Description:

Relationship Type	Description
Tray → Batch	N:1: Multiple trays belong to one batch
Tray → Process	N:1: Multiple trays are in the same process
Tray → Battery	1:N: One tray can carry multiple batteries

4. Tray Management Interaction Flow

4.1 Tray Query

Query Conditions:

Query Condition	Description
Tray Number	Exact query by tray number

Operation Steps:

1. Go to [Production Monitoring] → [Tray Management]
2. Enter tray number
3. Click [Query] button
4. View tray details

Field Description:

Field	Description
Tray Number	Unique identification code of the tray
Tray Status	Current tray status
Batch	Associated batch number
LOT	Tray serial number
Input Batteries	Number of batteries bound to the tray
Input Time	Tray login time
Previous Process	Previous process number of the tray
Current Process	Current process where the tray is located
Status	Current status of the tray, Active/Stopped
Whole Tray NG	Whether the tray is marked as whole tray NG

Function Screenshot:

Figure 1: Tray Management Page

4.2 Tray Process Adjustment

4.2.1 Process Adjustment Description

Adjust the process where the tray is located to achieve transfer between processes.

Operation Steps:

1. Go to [Production Monitoring] → [Tray Management]
2. Enter tray number
3. Click [Query] button
4. Select the target process in the left process list
5. Click [OK] to complete the process adjustment

[Important] Process adjustment may affect the production flow, please confirm before execution.

Function Screenshots:

Figure 1: Tray Management Adjust Process 1

Figure 2: Tray Management Adjust Process 2

Figure 3: Tray Management Adjust Process 3

4.3 Tray Stop

4.3.1 Tray Stop Description

Stop the current status of the tray and pause further flow of the tray.

Operation Steps:

1. Go to [Production Monitoring] → [Tray Management]
2. Enter tray number
3. Click [Query] button
4. Click [Stop Tray] button
5. Click [OK] to complete the stop operation

[Important] Stopping the tray will change the status of batteries and tray to stopped, and they cannot continue to flow.

Function Screenshot:

Figure 1: Tray Management Tray Stop

4.4 Tray Battery Query

4.4.1 Battery Query Description

Query battery information bound to the tray to understand the specific batteries carried by the tray.

Operation Steps:

1. Go to [Production Monitoring] → [Tray Management]
2. Enter tray number
3. Click [Query] button
4. View the battery list bound to the tray

Field Description:

Field	Description
Battery Number	Unique identification code of the battery
Battery Position	Position of the battery in the tray
Battery Activation Status	Activation status of the battery, Active/Stopped/NG

4.5 Whole Tray NG Handling

Mark the tray as whole tray NG and record the NG information of the tray.

Operation Steps:

1. Go to [Production Monitoring] → [Tray Management]
2. Enter tray number
3. Click [Query] button
4. Click [Mark NG Tray] button
5. Click [OK] to complete the marking operation

[Important] After marking as NG tray, the tray status will be changed to NG status, and the logistics line will obtain the whole tray NG information through the interface get_process_route.

Function Screenshot:

Figure 1: Tray Management Whole Tray NG

4.6 Clear Tray NG

Clear the NG mark of the tray and restore the NG status of batteries in the tray to normal.

Operation Steps:

1. Go to [Production Monitoring] → [Tray Management]
2. Enter tray number
3. Click [Query] button
4. Click [Clear NG Tray] button
5. Click [OK] to complete the clearing operation

[Important] After clearing the NG tray, the NG batteries in the tray will be restored to normal status, but the production log will not be cleared.

Function Screenshot:

Figure 1: Tray Management Clear Tray NG