Precast Dam Segments with Interlocking Elements
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Solution Overview
Problem
Traditional hydroelectric dam construction requires discontinuing water flow and extensive concrete pouring, making the process time-consuming and costly, and lacks efficient methods for energy storage and auxiliary power generation.
Innovation Solution
The use of precast dam segments with interlocking features and an energy transfer bus system allows for rapid assembly and integration of energy generation components, including turbines and solar panels, enabling construction with water flow diversion or without, and incorporating energy storage elements like batteries for distributed power generation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional concrete pouring method is used for dam construction, then structural integrity is ensured, but construction time and cost increase significantly
Solution Approach 1:
The dam is divided into multiple precast concrete segments that are manufactured off-site and then assembled on-site using interlocking elements. This segmentation allows parallel production and assembly operations, reducing construction time while maintaining structural integrity through the interlocking design of the segments.
Solution Approach 2:
The concrete segments are precast and prepared in advance before arrival at the construction site. This preliminary action allows the concrete to cure and reach required strength off-site, enabling faster on-site assembly compared to traditional in-situ concrete pouring and curing processes.
2Reliability
If traditional concrete pouring method is used for dam construction, then structural integrity is ensured, but construction cost increases
Solution Approach 1:
By segmenting the dam into modular precast units, the construction process becomes more efficient with reduced on-site labor requirements and shorter construction durations. The interlocking design simplifies assembly operations, leading to lower construction costs while preserving structural integrity.
Solution Approach 2:
Precast segments are manufactured in advance using optimized concrete mixing and curing processes, allowing for better quality control and reduced on-site construction time. This preliminary preparation reduces overall construction costs compared to traditional in-situ concrete pouring methods.
3Loss of time
If precast segments with interlocking elements are used, then construction time is reduced, but connection strength between segments must be maintained
Solution Approach 1:
The dam structure is segmented into modular units connected by interlocking elements designed to provide sufficient connection strength. The interlocking design includes mechanical features such as protrusions and recesses that ensure strong connections between segments while allowing for rapid assembly operations.
Solution Approach 2:
The interlocking elements are pre-integrated with the precast segments during manufacturing, ensuring proper alignment and connection strength are built into the design beforehand. This preliminary integration eliminates the need for complex on-site connection procedures while maintaining structural strength.
4Manufacturing precision
If water flow is discontinued for dam construction, then construction quality is improved, but environmental impact and construction time increase
Solution Approach 1:
The use of precast segments allows construction to proceed with minimal disruption to water flow. The segments can be installed quickly on-site without requiring extended periods of flow discontinuation, thereby reducing environmental impact while maintaining construction quality through factory-controlled manufacturing processes.
Solution Approach 2:
Since the concrete segments are precast and prepared in advance, the on-site installation requires minimal flow discontinuation time. This allows the dam construction to be completed faster with less environmental disruption compared to traditional methods that require extended flow cessation for concrete pouring and curing.
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 approach reduces construction time and costs, facilitates efficient energy conversion and storage, and enables the creation of multiple dams along a river at lower costs, promoting a distributed energy system with enhanced power generation and storage capabilities.
Implementation Method 1
Hydroelectric dams provide electrical power through use of converting kinetic energy provided by running water into electrical power through use of rotation-to-electric converters
Implementation Method 2
enabling construction with water flow diversion or without, and incorporating energy storage elements like batteries for distributed power generation
Data Source
AI summary
Dams are a useful source of energy. An embodiment of a dam according to the present invention includes precast segments configured to be coupled together to form a dam optionally used to generate energy. An embodiment includes encasing an existing dam structure using interconnected precast segments. An underpinning system may penetrate the existing dam structure and be employed to assist in maintaining position of the dam or segmental components. A further embodiment includes encasing a main energy generation component using interconnected precast segments formed from a composite material including electrically conducting fibers, an electric circuit configured to measure and report the electrical resistance using a transmitter or transceiver to a dam stress/strain monitoring server. The electrical circuit may be powered directly or indirectly by available power supplied by the main energy generation component.