Independent Ion Generator Layout for Air Conditioner Duct Sterilization
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Solution Overview
Problem
Conventional air conditioners with ion generating devices cannot continuously prevent the propagation of bacteria or microorganisms within the ducts when the air conditioning operation is stopped, leading to compromised room air quality due to stagnant air and moisture.
Innovation Solution
An air conditioner design incorporating a detachable ion generating device with a fan that can operate independently of the blower, featuring a coupling structure and optimal installation position to minimize airflow resistance during conditioning and maximize sterilization performance, including a variable height mechanism using elastic legs for enhanced ion distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the ion generating device operates only while the blower is operating, then the device complexity is reduced, but the sterilization effectiveness deteriorates because bacteria and microorganisms cannot be prevented during standby periods
Solution Approach 1:
The ion generating device is separated from the blower system into an independent unit with its own fan. This segmentation allows the ion generator to operate autonomously during standby periods without requiring the blower to be active, thereby maintaining sterilization effectiveness while keeping the overall system design manageable through modular independence
Solution Approach 2:
The ion generating device performs preliminary sterilization action during standby periods before the air conditioner is fully operational. By generating ions continuously even when the blower is off, the system prepares the air passage by eliminating bacteria and microorganisms in advance, ensuring sterilization coverage during periods when conventional systems would be inactive
2Reliability
If the ion generating device is coupled close to the heat exchanger, then the sterilization coverage is improved, but the airflow resistance increases during air conditioning operation
Solution Approach 1:
The ion generating device is positioned at a specific location that balances sterilization coverage and airflow characteristics. By selecting an optimal installation position rather than simply maximizing proximity to the heat exchanger, the system achieves adequate sterilization coverage while maintaining acceptable airflow resistance levels for normal air conditioning operation
3Reliability
If the ion generating device operates continuously, then the sterilization effectiveness is improved, but the energy consumption increases
Solution Approach 1:
The ion generating device operates dynamically with adjustable fan speeds rather than at constant high speed. The fan can operate at lower speeds during standby periods for maintenance sterilization and at higher speeds when full sterilization coverage is needed, allowing the system to adapt energy consumption to actual operational requirements while maintaining effective sterilization capability
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
Enables continuous sterilization of air conditioner ducts, maintains air quality by ensuring ion distribution throughout the space, and minimizes airflow resistance during conditioning operations while maximizing sterilization performance.
Implementation Method 1
The ion generating device generates negative ions or positive ions by applying a pulsed high voltage to a discharge electrode. An electric field formed by a high voltage applied to the discharge electrode accelerates free electrons in the surrounding air, and the accelerated free electrons collide with neutral molecules in the air, such as nitrogen or oxygen, to ionize the neutral molecules.
Implementation Method 2
An electric field formed by a high voltage applied to the discharge electrode accelerates free electrons in the surrounding air
Implementation Method 3
a fan which is coupled to one side of the body, and causes a flow of air passing through an inside of the body
Data Source
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AI summary
Disclosed are an ion generating device and an air conditioner having the same. The air conditioner may include a housing; a blower which causes a flow of air passing through an inner space of the housing; a heat exchanger located in the inner space of the housing; and an ion generating device which is spaced apart from the heat exchanger, and coupled to an inner side of the housing, wherein the ion generating device may include: a hollow body; a fan which is coupled to one side of the body, and causes a flow of air passing through an inside of the body; and an ionizer which is coupled to the other side of the body, and generates ion, wherein the ionizer may include a case hole which is formed in a portion of the ionizer facing the inside of the body, and communicates with the inside of the body.