Portable Medication Cooler With Active Temperature Logging
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Solution Overview
Problem
There is a need for improved portable cooler designs that can maintain medications like epinephrine, vaccines, and insulin at specific temperature ranges to ensure potency, as exposure to varying temperatures can render these medications ineffective.
Innovation Solution
A portable cooler container with an active temperature control system using thermoelectric elements and circuitry to heat or cool a chamber to a predetermined temperature, optionally logging and transmitting temperature data to a remote device, ensuring the medication remains within a safe temperature range.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If passive insulation is used to maintain temperature, then device complexity is reduced, but temperature control precision deteriorates under varying ambient conditions
Solution Approach 1:
The cooler system automatically monitors its own internal temperature using sensors and activates heating or cooling elements as needed to maintain the prescribed temperature range without external intervention, enabling active temperature control while managing complexity through automation
Solution Approach 2:
The system dynamically adjusts temperature control parameters by switching between heating and cooling modes based on real-time temperature readings, allowing precise maintenance of temperature within a prescribed range despite varying ambient conditions
2Temperature
If active temperature control is implemented, then temperature control precision is improved, but device complexity increases
Solution Approach 1:
The temperature control system serves multiple functions: it monitors temperature, activates heating when cold, activates cooling when hot, and logs temperature data, allowing a single integrated system to handle diverse temperature management needs without requiring separate dedicated systems for each function
Solution Approach 2:
The system continuously monitors internal temperature using sensors and uses this feedback to automatically control heating and cooling elements, maintaining precise temperature control through a closed-loop control mechanism that adjusts based on real-time conditions
3Reliability
If temperature monitoring and logging is added, then reliability of medication storage is improved, but device complexity increases
Solution Approach 1:
The cooler system automatically logs temperature data at regular intervals or upon temperature changes without requiring external intervention, creating a self-documented temperature history that verifies medication storage conditions while maintaining reliability through automated record-keeping
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The portable cooler effectively maintains medications at the required temperature range, ensuring their potency and providing a record of temperature history for monitoring and verification.
Implementation Method 1
The container comprises a temperature control system comprising one or more thermoelectric elements (e.g., Peltier elements) configured to actively heat or cool a heat sink component
Implementation Method 2
a heat sink component in thermal communication (e.g., in contact with) the one or more containers (e.g., medicine containers) in the chamber
Data Source
AI summary
A portable cooler container with active temperature control system is provided. The active temperature control system is operated to heat or cool a chamber of a vessel to approach a temperature set point suitable for a medication stored in the cooler container.