High-Resolution Radiography Synchronization in Continuous Rotation
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Solution Overview
Problem
Conventional industrial radiography imaging systems face synchronization issues during high resolution, continuous rotation processes, leading to loss of detail and blur in the final images due to angular variation in object orientation.
Innovation Solution
A high resolution imaging process that controls or recommends parameter values, such as the number of image projections and frames averaged, to mitigate synchronization issues by ensuring the starting angle variation does not exceed a maximum tolerable threshold, allowing for high-speed imaging without loss of detail.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If continuous rotation imaging is performed at high speed, then productivity is improved, but manufacturing precision deteriorates due to angular variation and synchronization issues
Solution Approach 1:
The system pre-calculates and sets the number of projections and frame averaging value before imaging begins, based on the rotation speed and object characteristics. This preliminary configuration ensures that synchronization parameters are optimized in advance, preventing angular variation issues during high-speed rotation while maintaining high productivity
Solution Approach 2:
The system dynamically adjusts imaging parameters (number of projections, frame averaging value) based on rotation speed and object characteristics. By changing these parameters adaptively, the system maintains optimal image quality across different productivity levels, resolving the contradiction between high-speed imaging and precision
2Measurement precision
If the number of projections is increased to improve image quality, then measurement precision is improved, but loss of time increases due to longer acquisition duration
Solution Approach 1:
The system uses frame averaging to capture multiple frames and average them, achieving improved image quality without proportionally increasing the number of projections. This partial action approach (averaging existing frames rather than capturing more distinct projections) reduces the time penalty while maintaining measurement precision
Solution Approach 2:
The system performs frame averaging continuously during the rotation process without interrupting the imaging sequence. This continuous processing maintains productivity while improving image quality, as the averaging occurs in parallel with the rotation rather than requiring separate acquisition time
3Measurement precision
If frame averaging value is increased to reduce noise, then measurement precision is improved, but loss of time increases due to additional processing
Solution Approach 1:
The system determines the optimal frame averaging value in advance based on object characteristics and rotation speed, before the imaging process begins. This preliminary determination prevents excessive processing time by setting the averaging value appropriately from the start, balancing noise reduction with time efficiency
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 process enables high-speed, high-resolution imaging by maintaining image quality and preventing blur, achieved by adjusting parameter values to manage starting angle variation effectively.
Implementation Method 1
a radiation detector configured to detect radiation
Implementation Method 2
an X-ray emitter configured to emit radiation
Data Source
AI summary
Described herein are examples of industrial radiography systems that may control, or recommend, certain parameter values of a high resolution, continuous rotation, radiographic imaging process. By controlling, or recommending, the particular parameter values, it may be possible to mitigate certain synchronization issues that occur during the high resolution, continuous rotation, radiographic imaging process. With the synchronization issues mitigated, a user may be able to perform the high resolution, continuous rotation, radiographic imaging process at a high speed, without the loss of detail and/or blur that sometimes occurs due to the synchronization issues.