Delivery unit and delivery system
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Solution Overview
Problem
The challenge is to confirm the quality of the cooling environment within a container during delivery, as existing methods do not allow immediate verification of the chronological temperature data at the delivery destination, affecting the assurance of article quality.
Innovation Solution
A delivery unit equipped with a temperature measurement unit, memory unit, quality-data generation unit, print-data editing unit, and printing unit that generates and prints a quality certificate with a graphic image representing the cooling environment's quality on a recording medium, enabling immediate confirmation upon arrival.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If temperature data is transmitted wirelessly to a server for storage and access, then temperature management capability is improved, but communication costs increase and immediate on-site verification is not possible
Solution Approach 1:
The temperature sensor is equipped with both wireless transmission capability and local storage capability, allowing it to serve multiple functions: real-time monitoring with remote access and local immediate verification without requiring constant communication
Solution Approach 2:
Temperature data is stored in advance in the sensor's memory unit, enabling immediate on-site verification at the delivery destination without requiring real-time communication or server access
2Loss of information
If temperature data is stored in the sensor and transmitted only at data access points, then communication costs are suppressed, but immediate verification at delivery destination is not possible
Solution Approach 1:
Temperature data is stored in advance in the sensor's memory unit during the delivery process, enabling immediate on-site verification at the delivery destination without requiring real-time communication or server access
Solution Approach 2:
The sensor's memory unit acts as an intermediary, storing temperature data locally so that verification can be performed immediately at the delivery destination without requiring communication with remote servers
3Reliability
If no quality certificate is provided, then device complexity is reduced, but quality assurance capability is insufficient
Solution Approach 1:
The temperature sensor automatically generates and outputs a quality certificate without requiring external intervention, printing the temperature history directly at the delivery destination to verify article quality
Solution Approach 2:
The quality certificate serves as an intermediary document that bridges the gap between temperature data and quality assurance, providing verifiable proof of cooling conditions without requiring complex real-time monitoring systems
Data Source
AI summary
A delivery unit 15 is mounted on a vehicle 21 and is used to deliver the articles accommodated in a storage container 33 filled with a cooling gas. The delivery unit 15 includes a thermometer Se1 that measures a temperature in the storage container 33, a memory unit 53 that memorizes therein data of the measured temperature in chronological order, a quality-data generation unit 55a that generates quality data of articles based on temperature data acquired from the memory unit 53, a print-data editing unit 55h that edits print data relating to a quality certificate including a graphic image representing the quality in chronological order of the cooling environment in the storage container 33 accommodating articles therein during delivery based on a serial number of the article and the quality data, and a printer 27 that prints print data relating to the quality certificate on a recording medium.


