Expandable Pipe Heater Substrate for Uniform Wrap Installation
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Solution Overview
Problem
Existing heating elements for pipes are difficult to install, remove, and provide non-uniform heat distribution, especially when encountering obstructions, and require complex calculations for length estimation.
Innovation Solution
An electric heating element system with a flexible, serpentine substrate featuring adjustable slots and fastener ends that can be easily installed and extended to fit various pipe lengths, allowing for customizable heat distribution and inclusion of friction-inducing materials to secure the system in place.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a spirally wound heating element is used to heat pipes, then the heating element can provide heat to the pipe, but it is difficult to install onto pipes and pipe systems and challenging to remove
Solution Approach 1:
The heating element is divided into multiple discrete heating segments that can be independently positioned and secured along the pipe. Each segment can be separately installed and removed, eliminating the need to handle the entire spirally wound element as one piece. This segmentation allows for easier installation by simply attaching individual segments at desired locations rather than wrapping and securing a continuous spiral.
Solution Approach 2:
The heating element system transitions from a fixed spirally wound configuration to a dynamic, adjustable arrangement where heating segments can be positioned, extended, or reconfigured along the pipe. This dynamic capability allows the heating element to adapt to different pipe lengths, diameters, and obstruction locations, making installation and removal more flexible and less labor-intensive.
2Temperature
If a spirally wound heating element is used, then heat can be applied to the pipe, but the heat distribution is non-uniform over the entire surface area
Solution Approach 1:
Different heating segments are positioned at specific locations along the pipe to provide localized heat where needed. Each segment can be independently controlled or designed with different heating characteristics to address specific thermal requirements of different pipe sections, ensuring uniform overall heat distribution while allowing for local adjustments based on specific heating needs.
Solution Approach 2:
The heating system allows for dynamic adjustment of heat distribution by enabling repositioning or reconfiguration of heating segments along the pipe. This dynamic capability ensures uniform heat distribution across the entire pipe surface while providing flexibility to adjust the heating pattern if certain areas require more or less heat, without being constrained by a fixed spiral pattern.
3Loss of time
If a spirally wound heating element is used, then heat can be applied to the pipe, but the length of heating element needed is difficult to estimate
Solution Approach 1:
The heating element is provided as discrete segments of known, standardized lengths. This segmentation eliminates the need for complex calculations to determine the required length, as users simply select and combine the appropriate number of segments to cover the desired pipe length. Each segment's length is predetermined, making the total length estimation a simple multiplication rather than a complex function of pipe diameter and winding parameters.
4Adaptability or versatility
If a rigid heating element structure is used, then the heating element can maintain its shape, but it cannot easily install on, over, and around obstructions
Solution Approach 1:
The heating element is divided into multiple rigid or semi-rigid segments that can be independently positioned around obstructions. Each segment maintains its structural integrity and shape, while the segmented nature allows the overall system to conform to pipes with bends, elbows, or other obstructions by arranging segments to follow the pipe's contour, thus combining structural stability with installation flexibility.
Solution Approach 2:
The heating element system transitions from a static, rigid structure to a dynamic configuration where segments can be repositioned, rotated, or reoriented to accommodate obstructions and pipe geometry changes. This dynamic arrangement allows each segment to maintain its structural stability while the overall system adapts flexibly to install on, over, and around obstructions without requiring the entire element to be flexible or deformable.
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
Facilitates easy installation and removal, uniform heat distribution, and customizable length adjustment, enhancing heating efficiency and reducing inventory needs by accommodating a wide range of pipe diameters and lengths without altering heat output.
Implementation Method 1
Electric heating elements convert electrical energy to heat energy. Heating elements are a type of electric heating devices that have electric resistance wire to release heat when given an electric current.
Data Source
AI summary
An electric heating element system for heating a pipe is disclosed, having an electrically resistive heating element configured for connection to an electric power source and an approximately rectangular-shaped substrate comprising a length. The substrate includes a first row of slots transverse to the length, a second row of slots transverse to the length and laterally aligned with the first row of slots, a third row of slots transverse to the length and alternatingly positioned along the length relative to the slots in the first and second rows, and a first row of fastener ends and a second row of fastener ends defined by the first row of slots and the second row of slots, respectively. Each of the first and second rows of fastener ends are configured to secure the substrate to the pipe. The substrate's length is adjustable for installation on the pipe.