Floating Transformer Layout With Submerged Cooling and Low Line Loss
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Solution Overview
Problem
Existing floating transformer stations face inefficiencies in energy conversion and cooling due to suboptimal placement and design, leading to high energy losses and maintenance challenges, particularly when integrating with floating solar panel stations.
Innovation Solution
A floating transformer station with a buoyant carrier unit that positions the electrical transformer unit below the waterline, allowing for efficient cooling through water immersion and minimizing line losses by placing the transformer unit close to power sources, featuring a walkable circumference for easy maintenance and integration with floating solar parks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of repair
If the transformer unit is placed above waterline for easy access, then maintenance ease is improved, but energy efficiency deteriorates due to increased line losses and reduced cooling efficiency
Solution Approach 1:
The system is divided into two functional zones: the transformer unit operates below waterline for cooling efficiency while the walkway/platform extends above waterline for maintenance access. This segmentation allows each component to operate in its optimal environment without compromising the other.
Solution Approach 2:
A walkable platform serves as an intermediary structure connecting the above-water maintenance area with the below-water transformer unit. This mediator enables easy access to the transformer while maintaining its submerged position for optimal cooling and reduced line losses.
2Reliability
If the transformer unit is positioned away from power sources for safety, then operational safety is improved, but energy efficiency deteriorates due to higher line losses
Solution Approach 1:
The floating platform is segmented into distinct functional zones: a safety buffer zone separates the transformer unit from direct contact with solar panels and other equipment, while the walkway provides controlled access pathways. This spatial segmentation maintains safety distances without requiring the transformer to be positioned far from power sources.
Solution Approach 2:
The transformer unit and power sources are positioned on the same floating platform structure, creating an equipotential base that reduces ground loop currents and electrical interference. This allows close positioning for minimal line losses while maintaining safety through proper electrical isolation and grounding design.
3Ease of repair
If cooling systems are added above waterline for accessibility, then maintenance ease is improved, but device complexity increases
Solution Approach 1:
The transformer unit utilizes the surrounding water body as its cooling medium, eliminating the need for complex above-water cooling systems. The natural water circulation provides passive cooling, and the submerged position allows water to directly contact the transformer housing or cooling radiators, simplifying the cooling circuit while maintaining effectiveness.
Solution Approach 2:
The cooling system leverages hydraulic principles by using the surrounding water body as the cooling medium. Water naturally circulates around the submerged transformer unit, providing continuous cooling without requiring complex pumps, heat exchangers, or above-water cooling infrastructure. This hydraulic approach simplifies the cooling circuit significantly.
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
This design enhances energy efficiency by reducing line losses, achieving low material consumption, and facilitating maintenance while providing a space-saving, environmentally compatible solution for energy conversion and distribution.
Implementation Method 1
a floatable transformer station with an electrical transformer unit (12) and with a floating support unit (14), which has at least one floating body (16) and at least one support unit (18) for receiving the electrical transformer unit (12)
Implementation Method 2
The electrical transformer unit (12) can advantageously be positioned in the immediate vicinity of a power source connected to the electrical transformer unit, in particular a floating solar panel station. This advantageously makes it possible to keep line losses low.
Implementation Method 3
a body of water, on which the preferably floatable transformer station floats in the assembled operating state, can be used as a heat sink for the electrical transformer unit (12). This advantageously allows high energy efficiency to be achieved, in particular by creating a particularly energy-efficient cooling circuit.
Implementation Method 4
a body of water, on which the preferably floatable transformer station floats in the assembled operating state, can be used as a heat sink for the electrical transformer unit (12)
Data Source
Figure 1
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AI summary
Disclosed is a floating transformer station (10) comprising an electrical transformer unit (12) and a floating support unit (14) having at least one floating body (16, 84, 86, 88) and at least one support unit (18) for receiving the electrical transformer unit (12).