Ducted room and shower heating system
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Solution Overview
Problem
Conventional electric heaters are not suitable for bathrooms or shower stalls due to water exposure risks and are inefficient in capturing and recirculating hot air near ceilings, leading to uneven heat distribution.
Innovation Solution
A wall or ceiling mounted ducted heating system with a centrifugal fan, heating coils, and a controller, where the heating unit is secured within the wall structure, utilizing an insulated duct to circulate heated air from the ceiling to the floor, ensuring safe operation and even heat distribution without occupying floor space.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If portable electric heaters are used in bathrooms, then heating function is provided, but safety risk due to water exposure increases
Solution Approach 1:
The heating element and electrical components are extracted from the bathroom environment and relocated to a remote location outside the bathroom. Only the air intake and output ducts remain in the bathroom, eliminating the safety hazard of having electrical heating equipment in a wet environment while still providing heating functionality.
2Productivity
If portable heaters operate near the ground, then heating is provided, but hot air near the ceiling cannot be captured and recirculated
Solution Approach 1:
Instead of heating air near the ground and allowing it to rise naturally, the system inverts the conventional approach by directly capturing hot air near the ceiling through elevated air intake openings and redistributing it through the bathroom. This eliminates energy waste from temperature stratification and improves heating efficiency.
3Reliability
If wall or ceiling mounted ducted heating system is installed, then safe operation in wet environments is achieved, but device complexity increases
Solution Approach 1:
The heating system is designed to be mounted on either walls or ceilings, providing multi-functional installation options. The same basic configuration with ducts and air intake/opening can be adapted to different mounting surfaces, reducing overall system complexity while maintaining safety in wet environments.
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 provides safe and efficient heat distribution in wet environments and promotes even heat circulation by utilizing the warmest air near the ceiling, reducing the heating load and enhancing comfort while maintaining a safe distance from water exposure.
Implementation Method 1
an internally located centrifugal fan
Implementation Method 2
at least one heating coil
Implementation Method 3
elongated insulated duct
Data Source
AI summary
This heating system includes a ceiling or wall mounted housing containing a fan, motor, electric heater and optional controller which connects to a discharge vent via a duct which can all fit within a wall. It has primary usages as a room or shower heater where it can be recessed into a wall or ceiling where it intakes air from the room, heats it and routes it through an insulated duct in the wall and vents it back into the room near the floor. In a shower, the heater can be located high on the wall or in the ceiling away from the shower to keep it away from splashed water. Additionally, the heater and vent can both be mounted in the ceiling where the heater is outside the shower and the vent is in the shower. It can be controlled by a switch, wired thermostat or wireless remote.