Decontamination System Vaporizer and Air Control
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Solution Overview
Problem
Current decontamination systems are inadequate in effectively decontaminating a wide range of contaminants, including chemical warfare agents, biological warfare agents, and toxic industrial chemicals, due to limitations in air handling, decontamination agent delivery, and safety concerns related to high concentration chemicals.
Innovation Solution
A self-contained decontamination system with a dehumidifier, filtration, and controllable air heater and humidity control units, along with separate decontamination agent reservoirs and a vaporizer, allows for precise control of air conditions and decontamination agent delivery, including the use of low concentration agents that can be formulated in the field, ensuring effective decontamination while minimizing chemical hazards.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If high concentration decontamination agents are used, then decontamination effectiveness is improved, but safety hazards and regulatory compliance issues worsen
Solution Approach 1:
The system changes the concentration parameter of decontamination agents from high to low (3-7% instead of higher concentrations), enabling effective decontamination while eliminating safety hazards and regulatory compliance issues. The vaporizer and delivery system maintains effectiveness through controlled distribution of low concentration agents.
Solution Approach 2:
The vaporizer acts as an intermediary device that takes low concentration decontamination agents and transforms them into a deliverable form (vaporized or aerosolized), enabling effective application without requiring high concentration chemical storage and handling.
2Reliability
If complex air handling systems are implemented, then decontamination performance is improved, but device complexity worsens
Solution Approach 1:
The air handler is designed as a multi-functional unit that combines filtration, dehumidification, heating, and cooling capabilities in a single device. This universal design achieves comprehensive air handling for optimal decontamination performance while avoiding the complexity of multiple separate systems.
Solution Approach 2:
The system merges multiple air handling functions (filtration, dehumidification, temperature control) into a single integrated air handler unit, reducing overall system complexity while maintaining the performance benefits of each individual function.
3Adaptability or versatility
If field formulation of decontamination agents is enabled, then adaptability is improved, but manufacturing precision requirements worsen
Solution Approach 1:
The system enables field formulation where the decontamination agent is formulated on-site rather than pre-manufactured with precise concentrations. The low concentration agents are easily mixed and vaporized in the field, eliminating the need for high-precision manufacturing while maintaining adaptability to different contamination scenarios.
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 system achieves comprehensive decontamination of various contaminants with high efficiency, including chemical and biological agents, while ensuring safe operation and global availability, and compliance with international transport regulations by using low concentration decontamination agents and advanced filtration systems.
Implementation Method 1
a vaporizer generally configured to vaporize one or more decontamination agents
Implementation Method 2
an inlet filtration unit generally configured to filter particulates and/or contaminants from outside air
Implementation Method 3
a dehumidifier unit generally configured to remove moisture content, at least partially, from outside air
Data Source
AI summary
The present disclosure provides decontamination system that includes a decontamination chamber for sealably holding one or more items for decontamination. The system also includes a decontamination unit comprising: a controllable air heater and humidity control unit to controllably heat an ambient air source and to control a temperature and humidity of air within a decontamination chamber; a controllable vaporizer unit to controllably vaporize one or more decontamination agents by combining the controllably heated ambient air with the one or more decontamination agents; and controller circuitry to control a controllable air heater and humidity control unit to heat the ambient air to a selected level, and to maintain a selected heat and humidity within the decontamination chamber, and to control the controllable vaporizer unit to provide a selected flow rate of the one or more decontamination agents into the decontamination chamber.