Hyperloop Docking Support System and Coupler
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Solution Overview
Problem
Hyperloop vehicles face inefficiencies and safety risks during docking and undocking due to uncommanded motion and potential loss of sealing between the pressurized interior and the evacuated docking station, especially when handling changes in mass from passenger or cargo loading/unloading.
Innovation Solution
A method involving the extension and retraction of a support system to stabilize the vehicle at specific elevations, coupled with the use of a walkway for sealing communication, and engagement/disengagement of couplers to rigidly position the vehicle relative to the docking platform, preventing unwanted motion and ensuring a secure seal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a rigid connection is provided between the passageway and the hyperloop vehicle to prevent pressurized air venting, then sealing reliability is improved, but the vehicle's ability to accommodate mass changes is worsened due to the sprung mass interface with spring and damper elements
Solution Approach 1:
The connection system is segmented into two distinct functional components: a rigid coupler for sealing and positioning, and a separate support system with spring and damper elements for mass accommodation. This segmentation allows each component to perform its specific function without compromise - the rigid coupler ensures sealing reliability while the support system handles mass changes
Solution Approach 2:
The rigid coupler acts as an intermediary element between the passageway and the sprung mass vehicle. It provides a stable, rigid connection point for sealing while allowing the support system to independently manage the vehicle's mass variations, thus mediating between the conflicting requirements of rigidity and adaptability
2Ease of operation
If the hyperloop vehicle is moved to an ambient pressure area for loading/unloading, then passenger and cargo handling is improved, but system efficiency is worsened due to the need to return the vehicle to evacuated area and the time-consuming pressurization and evacuation cycles
Solution Approach 1:
The loading and unloading operations are extracted from the evacuated tube environment and performed within the pressurized passageway. This eliminates the need to move the vehicle to ambient pressure areas while still providing easy access for passenger and cargo handling, thus maintaining productivity without sacrificing ease of operation
Solution Approach 2:
The passageway serves multiple functions: it provides a pressurized environment for loading/unloading operations, acts as a docking station for vehicle coupling, and serves as a transition zone between the evacuated tube and ambient pressure areas. This multi-functionality eliminates the need for separate ambient pressure areas, improving system efficiency while maintaining ease of operation
3Stability of the object's composition
If the support system is extended to support the vehicle at elevated positions during docking, then vehicle stability is improved, but the complexity of the docking mechanism is worsened
Solution Approach 1:
The support system uses dynamic spring and damper elements that automatically adjust to the vehicle's mass changes during docking operations. This dynamic adaptation provides stable support at elevated positions without requiring complex active control systems, thus maintaining vehicle stability while minimizing docking mechanism complexity
Data Source
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AI summary
A method is disclosed for docking and undocking a hyperloop vehicle in a station. The method includes the step of extending a support system to a first position, wherein the support system engages a surface to support the hyperloop vehicle at a fist elevation. The method further includes the steps of moving the hyperloop vehicle to a predetermined docking position and engaging a coupler to fixedly position the hyperloop vehicle relative to a docking platform.