Gantry Cooling System with Positive Guide Flow Path

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Solution Overview

Problem

Conventional cooling systems for imaging apparatuses with gantries face inefficiencies due to non-uniform flow conditions and complex geometries, leading to over-dimensioning and reduced installation space utilization.

Innovation Solution

A cooling system featuring a fan and a solid body with a positive guide that transforms the inlet geometry into the outlet geometry, along with a flow channel for heat exchange, optimizing fluid flow and reducing material usage and noise levels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional heat exchanger structures with cuboidal form are used, then manufacturing is simplified, but adaptation to complex installation spaces is limited

Engineering Contradiction:
Improveheat exchanger structure fabricationVSAvoidadaptation to installation spaces
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The heat exchanger structure employs curved surfaces and rounded geometries instead of conventional cuboidal forms, enabling adaptation to complex installation spaces with curved boundaries while maintaining manufacturing feasibility through continuous surface designs

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Device complexity

If conventional heat exchanger structures are used, then construction is simplified, but uniform flow distribution is not achieved

Engineering Contradiction:
Improveheat exchanger constructionVSAvoidcooling efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The heat exchanger structure features locally optimized geometries with varying cross-sectional areas and flow channel dimensions designed to compensate for non-uniform flow distribution, ensuring uniform heat exchange performance across different regions despite simplified overall construction

Inventive Principle:
Principle #3Local quality

3Reliability

If cooling systems are over-dimensioned to ensure sufficient cooling, then cooling reliability is improved, but installation space requirements increase

Engineering Contradiction:
Improvecooling performanceVSAvoidinstallation space
Core Design Contradiction:
ReliabilityVSVolume of stationary object

Solution Approach 1:

The heat exchanger structure utilizes optimized geometric parameters including surface area-to-volume ratio, flow channel dimensions, and material thermal conductivity to achieve high cooling efficiency in a compact form, eliminating the need for over-dimensioning while maintaining reliable cooling performance

Inventive Principle:
Principle #35Parameter changes

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 enables more efficient cooling, reduced material and space requirements, and lower noise levels by ensuring uniform fluid flow and efficient heat exchange, improving integration into complex gantry geometries.

Implementation Method 1

has a positive guide, defined by a continuous outer boundary, for a first fluid from the inlet opening to the outlet opening, which continuously transforms the geometry of the inlet opening into the geometry of the outlet opening and defines a flow path for the first fluid

Methodology Applied
Scientific EffectFluid flow:

Implementation Method 2

has a flow channel for a second fluid, which is arranged in heat exchange communication with the flow path

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Data Source

PatentUS10856824B2Cooling system for an imaging apparatus having a gantry
Publication Date: 2020.12.08 SIEMENS HEALTHINEERS AG
  • US10856824B2 patent drawing
  • US10856824B2 patent drawing
  • US10856824B2 patent drawing

AI summary

An embodiment of the invention relates to a cooling system for an imaging apparatus having a gantry for cooling components arranged in the gantry, including a fan and a solid body. The solid body has an inlet opening, and an outlet opening, wherein the inlet opening is larger than the outlet opening. The solid body also has a positive guide, defined by a continuous outer boundary, for a first fluid from the inlet opening to the outlet opening, which continuously transforms the geometry of the inlet opening into the geometry of the outlet opening and defines a flow path for the first fluid, and has a flow channel for a second fluid, which is arranged in heat exchange communication with the flow path, and has an inlet and an outlet for the second fluid.