Heatable Media Line with Differential Connector-End Heating
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Solution Overview
Problem
Existing heatable media lines for vehicles face challenges in managing different heat requirements at their connection ends, particularly due to varying ambient temperatures, which can lead to uneven heating and potential freezing issues, affecting vehicle operability.
Innovation Solution
The solution involves arranging heating strands with different resistances and configurations at the connection ends of the media line, allowing for varying power coupling and thermal conductivity to match specific heat requirements, with options for two or three heating elements and varying insulation properties to ensure efficient heat transfer and dissipation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If uniform heating elements are used at both connection ends, then the structure is simple and manufacturing is easy, but the heat requirement at different connection ends cannot be met due to varying ambient temperatures
Solution Approach 1:
The patent applies local quality by providing different heating elements with different resistances at different connection ends. Specifically, the first connection end has a heating element with first resistance while the second connection end has a heating element with second resistance, allowing each end to be optimized for its specific thermal requirements based on ambient temperature conditions.
Solution Approach 2:
The heating system is segmented into multiple independent heating elements located at different positions along the media line. Each heating element can be independently controlled and has different electrical resistance characteristics, enabling localized heat management at connection ends rather than uniform heating throughout.
2Reliability
If heating elements are arranged to meet different heat requirements at connection ends, then heat management is optimized, but the manufacturing complexity and device structure increase
Solution Approach 1:
The patent changes the electrical resistance parameter of heating elements at different connection ends to optimize heating performance. By selecting heating elements with different resistance values based on the specific thermal requirements of each connection end, the system achieves reliable freezing prevention while the modular design keeps manufacturing feasible.
3Productivity
If higher power is supplied to heating elements, then thawing effectiveness is improved, but the risk of overheating increases
Solution Approach 1:
Different connection ends are assigned heating elements with different resistance values matched to their specific thermal requirements. Connection ends in colder environments receive heating elements optimized for higher power output, while connection ends in warmer environments use heating elements with higher resistance that deliver lower power, thus achieving efficient thawing where needed while preventing overheating where ambient temperatures are already higher.
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
This approach enables targeted heat management at each connection end, preventing overheating and ensuring effective thawing of media, even in low ambient temperatures, thereby maintaining vehicle functionality.
Implementation Method 1
two or three electric heating strands (10, 11, 12) arranged along the media line (7) and/or at the connection ends (2, 3) in such a way that a differentiated heat input and/or heat discharge is possible
Implementation Method 2
The heating elements serve to heat the media line and/or the connection ends or line connectors
Data Source
Figure 1~2
Figure 3~6
Figure 7~11
AI summary
The invention relates to a heatable media line (1,1a,1b,1c,1d) having at least one media line (7, 7a, 7b) with two connector ends (2,2a,2b>3,3a,3b), in particular line connectors, and at least two electrical heating elements (10,10a,10b,11,11a,11b,12,12a,12b,13,13a,13b). The invention is characterized in that at least one means is provided by which a differentiated heat input and/or output is enabled or provided for at both connector ends (2, 2a, 2b, 3, 3a, 3b) of the heatable media line.