EV Charging Station Membrane for Condensation Control
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Solution Overview
Problem
Charging stations for electric vehicles face issues with condensation due to temperature fluctuations, which can damage electronic components, and existing solutions do not effectively manage humidity and pressure equalization.
Innovation Solution
Incorporating a membrane element that allows air and water molecule exchange between the internal and external environments, combined with a floating contact element and a modular design with sealing elements, to prevent condensation and ensure the longevity of electronic components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If a tight seal is provided between the housing and cover module to protect electronic components from dust and liquid, then protection against harmful factors is improved, but condensation forms inside the housing due to temperature fluctuations
Solution Approach 1:
The patent uses a membrane element (thin film) integrated into the sealing structure between the housing and cover module. This membrane allows selective permeability to water vapor while maintaining the seal, enabling humidity regulation without compromising protection from dust and liquid ingress.
Solution Approach 2:
The membrane element functions as a porous material that permits passage of air and water molecules while blocking larger particles. This porosity enables breathability of the housing interior, preventing condensation by allowing moisture exchange with the external environment.
2Reliability
If the housing is completely sealed to protect electronic components, then reliability is improved, but pressure equalization and humidity exchange are prevented
Solution Approach 1:
The membrane element acts as an intermediary component within the sealing structure. It mediates between the need for a tight seal and the need for gas permeability, allowing pressure equalization and humidity exchange while maintaining protection against dust and liquid ingress.
Solution Approach 2:
The flexible membrane film provides a selective barrier that maintains structural integrity for sealing while allowing molecular passage. This thin film technology enables the housing to adapt to pressure changes and exchange humidity without compromising component protection.
3Object-affected harmful factors
If traditional sealing methods are used to protect the housing interior, then protection is improved, but environmental friendliness and cost-effectiveness deteriorate
Solution Approach 1:
The membrane element represents a modern, environmentally friendly sealing technology that replaces traditional rubber seals and gaskets. It can be applied using label technology or bonding methods, reducing material waste and simplifying manufacturing processes while maintaining effective protection.
Solution Approach 2:
The patent replaces complex mechanical sealing systems with a simpler membrane-based solution. This substitution reduces manufacturing complexity, eliminates the need for multiple sealing components, and enables more cost-effective production while achieving the same protective function.
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 membrane element effectively manages humidity, preventing damage from condensation and extending the service life of electronic components, while being environmentally friendly and cost-effective, with easy application using label technology.
Implementation Method 1
at least one membrane element designed for the exchange of air and/or water molecules between the space inside the housing and an environment located outside the housing
Data Source
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AI summary
The invention relates to a charging station (1) for charging an energy accumulator of an electric vehicle, which charging station comprises a housing (2) having a space (3) inside the housing (2) for receiving electronic components, and a cover module (4) which can be connected to the housing (2) and which comprises at least one cover element (5) and/or a connection unit (6), the connection unit (6) being provided for arranging and/or connecting a charging element, in particular a charging plug or a charging socket. At least one first sealing element (7) is provided at least between the housing (2) and the cover module (4), wherein the cover module (4) and/or the housing (2) has at least one membrane element (14) which is designed to exchange air and/or water molecules between the space (3) inside the housing (2) and an environment outside the housing (2).