Spherical Mobile Sensors With Elastic Enclosures for Harsh Environments
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Solution Overview
Problem
Current sensory systems lack the ability to form autonomous and controllable networks of sensors that can efficiently operate in diverse environments, such as harsh weather conditions and underwater, while effectively utilizing ambient forces for energy harvesting and movement.
Innovation Solution
A sensor system comprising spherical mobile sensors with inner and outer enclosures, equipped with sensing and controlling devices, elastic layers, and energy harvesting materials, allowing them to communicate and form networks, utilize ambient forces for movement, and harvest energy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If sensors are deployed in harsh environments (underwater, extreme weather), then measurement capability is improved, but device reliability deteriorates due to environmental damage
Solution Approach 1:
The patent employs a flexible outer enclosure made of elastomeric material that can withstand harsh environmental conditions (underwater pressure, extreme temperatures) while protecting the internal sensor components. This flexible shell maintains sensor functionality in diverse environments without compromising structural integrity or reliability.
2Reliability
If sensors remain stationary for stable operation, then reliability is improved, but adaptability deteriorates due to inability to move to optimal positions
Solution Approach 1:
The patent introduces a propulsion system with adjustable thrust that enables the sensor system to dynamically change its position and orientation in response to environmental conditions. The system can transition between stationary stable operation and active movement to optimal locations, balancing reliability with adaptability through controlled dynamic behavior.
3Adaptability or versatility
If sensors use active propulsion for movement, then adaptability is improved, but energy consumption increases
Solution Approach 1:
The patent incorporates energy harvesting capabilities that allow the sensor system to generate its own power from ambient environmental sources (temperature differences, water flow, wind). This self-service energy generation reduces dependence on external power sources and minimizes overall energy consumption while maintaining mobility and adaptability.
4Productivity
If sensors form a network for collaborative operation, then productivity is improved, but device complexity increases
Solution Approach 1:
The patent divides the sensor system into multiple independent modular units, each capable of autonomous operation. These segmented sensors can function individually or collaborate in networks, with each module maintaining simplicity while the collective system achieves enhanced productivity through distributed sensing and data fusion capabilities.
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
Enables efficient data collection and communication in challenging environments, utilizing wind, sea currents, and temperature differences for energy, while maintaining sensor mobility and longevity.
Implementation Method 1
a first elastic layer between an outer surface of the inner enclosure and an inner surface of the outer enclosure
Implementation Method 2
equipped with sensing and controlling devices, elastic layers, and energy harvesting materials
Implementation Method 3
utilizing wind, sea currents, and temperature differences for energy
Data Source
AI summary
An autonomous and controllable system of sensors and methods for using such a system of sensors are described.