Surf Pool Return Channel Layout for Space-Saving Wave Recirculation

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Solution Overview

Problem

Water parks face challenges in managing large volumes of water in surf pools, leading to unnecessary expansion of space that could be used for other attractions without compromising aesthetics or utility.

Innovation Solution

A surf pool design incorporating a return channel system with a central and peripheral channel portion, utilizing grating panels to efficiently redirect water back into the basin, reducing eddies and maintaining wave consistency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the surf pool is extended to collect water at the periphery, then water collection capability is improved, but the space occupied is increased

Engineering Contradiction:
Improvewater collection capabilityVSAvoidspace occupied
Core Design Contradiction:
Quantity of substanceVSArea of stationary object

Solution Approach 1:

The return channel is positioned vertically beneath the surf basin rather than extending horizontally along the periphery. This vertical placement allows water to be collected and returned through a central opening in the basin floor, effectively using the vertical dimension to resolve the space occupation issue while maintaining water collection capability.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The return channel is nested within the surf basin structure itself, with the channel positioned in the vertical space beneath the basin and water returning through a central opening. This nesting approach allows the return channel to occupy minimal horizontal space while still effectively collecting and returning water.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If a return channel is positioned at the periphery, then water return function is achieved, but eddies are generated affecting wave quality

Engineering Contradiction:
Improvewater return functionVSAvoideddies
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The return channel is repositioned from a horizontal peripheral location to a vertical position beneath the surf basin. Water is returned through a central opening in the basin floor, directing the return flow vertically upward and then horizontally across the basin. This dimensional change eliminates peripheral eddies and ensures uniform wave generation across the entire surf area.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Productivity

If multiple wave generations are enabled, then productivity is improved, but calm periods between waves increase

Engineering Contradiction:
Improvewave generation frequencyVSAvoidcalm periods between waves
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The return channel system continuously circulates water back to the wave generator at the head of the basin, maintaining constant water movement and preventing calm periods. By positioning the return channel vertically beneath the basin and using a central return opening, the system ensures uninterrupted water flow that enables continuous wave generation without idle time between waves.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS20250361736A1Return channel for a surf pool
Publication Date: 2025.11.27 WHITEWATER WEST IND LTD
  • US20250361736A1 patent drawing
  • US20250361736A1 patent drawing
  • US20250361736A1 patent drawing

AI summary

A surf pool includes a surf basin defining a first side, a second side opposite the first side, a first end, and a second end opposite the first end, the surf basin defining a substantially concave curvature at the second side, the substantially concave curvature extending towards the first side of the surf basin at a central region of the surf basin between the first end and the second end; and a wave generator disposed at the first side of the surf basin and configured to generate a first set of waves that travels to a distinct first section of the surf basin and a second set of waves that travels to a distinct second section of the surf basin.