Condenser Coil Wind Guard Assembly for Cold-Start Heat Retention
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Solution Overview
Problem
Existing methods for protecting air-cooled condensers and chillers from cold temperatures and ice/snow damage are inadequate in preventing airflow through heat dissipating coils, which can hinder the minimum required temperature for startup and normal operation at low ambient temperatures.
Innovation Solution
A heavy-duty, fiber-reinforced vinyl air impermeable covering with various fastener combinations is applied over the coils to prevent airflow, ensuring a minimum compressor temperature for cold starting and protecting cooling towers from ice and snow, and is removable when temperatures rise for normal operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Object-affected harmful factors
If traditional methods (plywood, plastic tarps, brick barriers) are used to protect condensers from cold temperatures, then physical protection is provided, but airflow through the coils cannot be effectively prevented
Solution Approach 1:
The patent applies a flexible vinyl wind guard material that forms an impermeable barrier over the condenser coils. This thin film approach effectively blocks airflow while being easily conformable to the equipment surface, resolving the contradiction between physical protection and reliable airflow prevention.
Solution Approach 2:
The wind guard utilizes a composite vinyl material reinforced with fibers to achieve both durability and complete airflow blockage. This composite construction provides the necessary strength and impermeability that traditional single-material approaches (plywood, tarps) failed to deliver.
2Temperature
If an impermeable covering is applied to prevent airflow through coils, then heat retention for cold starting is improved, but device complexity increases due to multiple fastener components
Solution Approach 1:
The fastening system is segmented into multiple independent attachment points distributed around the perimeter of the wind guard. This allows the covering to be securely fastened through various fastener types (screws, clips, snaps, cables) at discrete locations, managing complexity through modular attachment rather than a single complex mechanism.
Solution Approach 2:
The wind guard design incorporates universal attachment capabilities that can accommodate multiple types of fasteners (screws, clips, snaps, cables). This multi-functional approach allows the same wind guard structure to be installed using different fastening methods, reducing overall system complexity while maintaining effective heat retention.
3Object-affected harmful factors
If a permanent protective structure is used to prevent ice and snow damage, then protection reliability is improved, but adaptability for seasonal operation is reduced
Solution Approach 1:
The wind guard is designed as a dynamic, removable protective covering rather than a permanent structure. It can be installed during winter months to protect against ice and snow, then removed during warmer seasons to allow normal operation, providing adaptability across different operational conditions while maintaining protection reliability when needed.
Solution Approach 2:
The wind guard provides preliminary protection by being installed before ice and snow damage can occur. The covering is placed in advance to prevent harmful factors from affecting the cooling tower components, and can be removed when the threat passes, maintaining both protection reliability and seasonal adaptability.
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 solution effectively retains heat in condensers and chillers during cold starts and protects cooling towers from ice and snow damage, ensuring operational integrity at low temperatures and allowing for storage during warmer seasons.
Implementation Method 1
a heavy duty and fiber reinforced vinyl material with reinforced outer binding... applied over an opening revealing heat dissipating coils... in order to prevent air movement through the associated and heat dissipating coils
Implementation Method 2
protecting the internal components of cooling towers from ice and snow during winter shutdown
Data Source
AI summary
A covering for use with an outdoor located unit defining an opening which exhibits a plurality of cold temperature sensitive components such as heat dissipating coils or cooling tower coils. A plurality of fasteners are secured to a face of the unit at locations proximate to at least one surrounding side of the opening. The fasteners secure to perimeter extending locations associated with an impermeable layer of material arranged over the opening in order to prevent air movement, ice, and snow through said opening in contact with the coils.