Heating device, drying module, and laundry treatment apparatus
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Solution Overview
Problem
Conventional integrated washer-dryer machines face issues with unregulated heating unit temperatures, leading to high power consumption, inefficient moisture adsorption, and prolonged drying times due to either excessive heat or insufficient heating.
Innovation Solution
A heating device with a temperature regulator to control the heater's operating temperature, combined with a drying module featuring a rotary disk and separate zones for moisture adsorption, regeneration, and deodorization, utilizing temperature detectors to optimize airflow temperatures for efficient drying and energy savings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the heating unit temperature is increased to improve moisture adsorption efficiency, then the drying speed increases, but the power consumption increases
Solution Approach 1:
The heating unit temperature is made dynamically adjustable rather than fixed. The controller can regulate the heating temperature based on real-time detection of moisture adsorption efficiency and drying progress, allowing the system to operate at optimal temperatures for different stages of the drying process, thus balancing drying speed and energy consumption
Solution Approach 2:
A feedback mechanism is implemented where the system monitors the drying progress and moisture adsorption efficiency, then adjusts the heating unit temperature accordingly. This closed-loop control ensures that excessive heating is avoided when drying is sufficient, reducing unnecessary power consumption while maintaining effective drying speed
2Loss of energy
If the heating unit temperature is decreased to reduce power consumption, then the energy efficiency improves, but the moisture adsorption efficiency decreases and drying time increases
Solution Approach 1:
The system dynamically adjusts heating temperature based on the drying stage and moisture content detection, preventing both excessive and insufficient heating. This ensures energy is used efficiently without compromising drying speed when high temperature is needed
Solution Approach 2:
The heating temperature parameter is changed adaptively throughout the drying process rather than remaining constant. The system transitions between different temperature levels based on detected moisture adsorption efficiency, optimizing the balance between energy efficiency and drying performance
3Loss of time
If the heating unit operates at high temperature to shorten drying time, then the productivity increases, but the risk of damage to temperature regulator in humid environment increases
Solution Approach 1:
The heating temperature is dynamically controlled and not maintained at constantly high levels. The system adjusts temperature based on actual drying needs and environmental conditions, reducing thermal stress and humidity exposure on the temperature regulator while still achieving effective drying when required
Solution Approach 2:
The feedback mechanism monitors both drying progress and environmental conditions, adjusting the heating temperature to appropriate levels. This prevents unnecessary high-temperature operation that would expose the temperature regulator to damaging conditions, while still maintaining reliability by providing sufficient heat when needed
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 solution improves moisture adsorption efficiency, reduces drying time, and conserves energy by dynamically regulating heater power based on airflow temperature, while preventing damage to temperature regulators in humid environments.
Implementation Method 1
a heater configured to heat a regeneration airflow introduced into the accommodating space of the heater housing
Implementation Method 2
the temperature regulator being connected to the heater to regulate an operating temperature of the heater
Implementation Method 3
the heated regeneration airflow passes through a rotary disk to dehydrate and dry a part of the rotary disk in a regeneration zone
Data Source
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AI summary
The present application relates to the field of home appliance manufacturing technologies, and discloses a heating device, a drying module, and a clothing treatment apparatus. The heating device includes: a heater housing, with an accommodating space being provided at an inner side of the heater housing; a heater provided in the accommodating space; and a temperature regulator provided at an outer side of the heater housing, an end portion of the heater extending to the outer side of the heater housing, and the temperature regulator being connected to the heater to regulate the operating temperature of the heater. The temperature regulator is provided at the outer side of the heater housing, which can prevent the temperature regulator from being damaged due to its position in a high-temperature and humid environment for a long time. When the clothing treatment apparatus performs the dehydration or drying process, the power of the heater can be regulated by the temperature regulator if the detected temperature of a regeneration airflow is too low or too high, so as to increase or decrease the heating temperature of the regeneration airflow. In this way, the moisture adsorption efficiency of a rotary disk can be improved, the drying time can be reduced, and energy can be saved.