Stackable Solar Water Purification for Pump-Free Elevation

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Solution Overview

Problem

Existing water purification systems lack modularity and stackability, failing to efficiently purify and pump water using solar energy without traditional pumps or moving parts, and do not incorporate an evaporation and condensation cycle assisted by auxiliary heating.

Innovation Solution

A modular water purification system utilizing solar energy with an evaporation platform and condensation member, featuring stackable evaporation and condensation assemblies, and optional auxiliary heating elements, forming a continuous evaporation and condensation cycle to purify and elevate water.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional pumps and moving parts are used to pump water, then water can be elevated to desired heights, but the system complexity and maintenance requirements increase

Engineering Contradiction:
Improvewater pumping capabilityVSAvoidsystem structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent replaces traditional mechanical pumps with a solar-driven evaporation-condensation system. Solar energy evaporates water, creating vapor that condenses on cooler surfaces and flows down through collection channels, delivering purified water to elevated storage tanks without any moving parts or mechanical pumps.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system uses natural solar energy and temperature differentials to drive the water purification and elevation process. The phase change from liquid to vapor and back to liquid provides the driving force, eliminating the need for external power sources or mechanical intervention.

Inventive Principle:
Principle #25Self-service

2Ease of manufacture

If solar energy alone is used for evaporation, then the system is cost-effective and simple, but evaporation efficiency may be insufficient in certain conditions

Engineering Contradiction:
Improvesystem costVSAvoidevaporation rate
Core Design Contradiction:
Ease of manufactureVSProductivity

Solution Approach 1:

The patent combines solar energy with auxiliary heating elements to create a hybrid evaporation system. The auxiliary heating elements provide supplemental thermal energy when solar radiation is insufficient, ensuring consistent evaporation rates while maintaining overall system cost-effectiveness by using the free solar energy as the primary source.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If multiple purification devices are stacked in a modular configuration, then scalability and adaptability improve, but device complexity increases

Engineering Contradiction:
ImprovescalabilityVSAvoidmodular structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent divides the water purification system into modular stacked units, each containing evaporation chambers, condensation surfaces, and collection channels. These standardized modules can be vertically stacked in series to create scalable purification systems of any size, with each module contributing to the overall purification capacity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Each modular unit is designed to perform multiple functions: evaporation, condensation, water collection, and purification. The standardized design allows the same module to be used in different configurations and locations, providing universal applicability across various water purification needs.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Reliability

If a continuous evaporation-condensation cycle is implemented, then water purification efficiency improves, but energy consumption increases

Engineering Contradiction:
Improvepurification qualityVSAvoidenergy input
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The patent utilizes the phase transition of water from liquid to vapor during evaporation and back to liquid during condensation. The latent heat of vaporization and condensation drives the continuous cycle, with solar energy providing the initial evaporation energy and the condensation process releasing heat that can be reused or dissipated naturally.

Inventive Principle:
Principle #36Phase transitions

Solution Approach 2:

The system operates in continuous periodic cycles of evaporation and condensation, driven by the diurnal solar cycle and temperature fluctuations. During the day, solar radiation drives evaporation; during cooler periods, condensation occurs on cooler surfaces, creating a natural rhythm that requires minimal energy input.

Inventive Principle:
Principle #19Periodic action

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 system achieves scalable, efficient water purification and pumping without traditional pumps, adaptable to various environments and needs, while being cost-effective and maintainable.

Implementation Method 1

an evaporation platform configured to evaporate water with solar radiation

Methodology Applied
Scientific EffectEvaporation: Evaporation

Implementation Method 2

configured to evaporate water with solar radiation

Methodology Applied
Scientific EffectSolar radiation: Solar Energy

Implementation Method 3

a condensation member configured to condensate the water vapor

Methodology Applied
Scientific EffectCondensation: Condensation

Implementation Method 4

The evaporation platform has auxiliary heating elements to assist the water evaporation process when needed

Methodology Applied
Scientific EffectHeating: Heating

Data Source

PatentUS12491450B1Modular water purification system
Publication Date: 2025.12.09 THORN DAVID
  • US12491450B1 patent drawing
  • US12491450B1 patent drawing
  • US12491450B1 patent drawing

AI summary

A modular water purification system comprising an evaporation assembly, a condensation assembly, and a waterproof enclosure The evaporation assembly is heated primarily by sun heat, with optional supplementary heating. The condensation assembly converts water vapor to liquid, optionally aided by external power. The waterproof enclosure covers and seals the condensation assembly and the evaporation assembly to prevent external contamination defining a water purification device. The water purification device includes an inlet for the water source and an outlet from the condenser reservoir. The modular water purification system allows for vertical stacking, enabling simultaneous increase in water elevation and purity as it progresses through the stack.