A device for heating room air and a liquid
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Solution Overview
Problem
Existing devices for heating room air and liquids, such as those using propane, butane, or Diesel fuel, lack flexibility and efficiency in switching between heating modes and optimizing heat transfer.
Innovation Solution
A device with an air inlet, liquid inlet, energy unit, heat transfer means, medium container, medium line, conveying device, and control unit that allows for controlled heating of either room air or liquid by transferring thermal energy through a heat transfer means and medium line, with options for liquid drainage via gravity or evaporation, enabling flexible operation and efficient heat distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If the device uses a heat exchanger to transfer thermal energy to liquid and room air, then heating efficiency is improved, but the device lacks flexibility in switching between heating modes
Solution Approach 1:
The patent implements dynamic mode switching between air heating mode and liquid heating mode through a control unit that can actively change the operational state of the heat transfer means and conveying device, allowing the system to adapt to different heating requirements rather than being fixed in a single configuration
Solution Approach 2:
The heat transfer means is designed to serve multiple functions by being able to transfer thermal energy to both room air and liquid depending on the operational mode, making the device versatile enough to handle different heating scenarios with a single unified system
2Adaptability or versatility
If the device heats both room air and liquid simultaneously, then heating coverage is improved, but energy distribution optimization becomes complex
Solution Approach 1:
The control unit monitors the operational state and thermal energy distribution between air and liquid heating, enabling it to adjust the conveying device and energy unit to optimize energy distribution based on actual heating requirements and system conditions
Solution Approach 2:
The system dynamically adjusts the proportion of thermal energy directed to air versus liquid heating through the control unit's management of the conveying device, allowing flexible optimization of energy distribution according to real-time heating demands
3Duration of action of stationary object
If the medium line retains liquid during air heating mode, then system readiness is improved, but heat transfer efficiency deteriorates due to liquid absorbing thermal energy
Solution Approach 1:
Before switching to air heating mode, the control unit activates the conveying device to drain liquid from the medium line in advance, or heats the liquid to evaporation temperature to remove it, ensuring the medium line is clear of liquid that would otherwise absorb thermal energy and reduce heating efficiency
Solution Approach 2:
The control unit heats liquid in the medium line to its evaporation temperature, causing the liquid to evaporate and be removed from the medium line, thereby preventing liquid from absorbing thermal energy during air heating mode while maintaining system readiness
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 efficient and flexible heating of room air and liquids by optimizing heat transfer and allowing for mode switching, improving energy utilization and geometric compatibility.
Implementation Method 1
the heat transfer means transfers the thermal energy produced by the energy unit to the room air and/or the liquid
Implementation Method 2
the heat transfer means transfers thermal energy to liquid present in the medium line
Implementation Method 3
liquid in the medium line is heated up to an evaporation temperature of the liquid
Implementation Method 4
liquid runs out of the medium line due to the gravitational force
Data Source
AI summary
Example embodiments relate to a device for heating room air and a liquid. Room air enters and exits the device via an air inlet and an air outlet, and the liquid enters and exits the device via a liquid inlet and a liquid outlet. The heat transfer device transfers the thermal energy produced by an energy unit to the liquid in an interaction area of a medium line. A conveying device moves liquid between a medium container and the medium line. A control unit controls the conveying device and/or the energy unit. In case the device is intended to heat only room air in an air mode, the control unit, in a preparation step, controls the conveying device and/or the energy unit such that liquid runs out of the medium line due to the gravitational force and/or liquid in the medium line is heated up to an evaporation temperature.