Quadrupole Accelerator Tuner-Free Resonance Design
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Solution Overview
Problem
Conventional quadrupole accelerators require a tuner to adjust the resonance frequency, which increases power consumption, affects vacuum stability, and leads to metal powder accumulation, reducing operational efficiency and causing thermal issues.
Innovation Solution
A quadrupole accelerator design with seamlessly formed center and side members, featuring cutting surfaces that initially set the resonance frequency higher than the target, allowing for tuning by adjusting the sectional areas of hollow circular cylinders to match the desired frequency without a tuner, thereby reducing power loss and maintaining vacuum integrity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If a tuner is used to adjust resonance frequency, then resonance frequency can be matched to supply frequency, but power consumption increases and vacuum stability deteriorates
Solution Approach 1:
The patent removes the tuner component entirely from the accelerator system. Instead of using a tuner to adjust resonance frequency, the design incorporates cutting surfaces on the hollow circular cylinders that allow direct manufacturing of the desired resonance frequency, eliminating the need for post-assembly frequency adjustment and the associated power consumption and vacuum instability issues
Solution Approach 2:
The resonance frequency is predetermined during manufacturing by creating cutting surfaces on the hollow circular cylinders. This preliminary action sets the resonance frequency higher than the supply frequency, and the frequency matching is achieved by removing material rather than adding adjustable components, ensuring stable operation without continuous power consumption
2Measurement precision
If a tuner is used to adjust resonance frequency, then resonance frequency can be matched to supply frequency, but metal powder accumulates and operational efficiency decreases
Solution Approach 1:
The tuner component is completely removed from the system. The frequency adjustment function is replaced by precision manufacturing of cutting surfaces on the hollow circular cylinders, eliminating the source of metal powder accumulation and the mechanical adjustments that reduce operational efficiency
3Measurement precision
If a tuner is used to adjust resonance frequency, then resonance frequency can be matched to supply frequency, but thermal issues arise
Solution Approach 1:
The tuner is eliminated from the design, removing the component that generates thermal issues through continuous operation and adjustment. The frequency matching is achieved through static geometric configuration of cutting surfaces rather than dynamic mechanical adjustment
Solution Approach 2:
The design intentionally sets the resonance frequency higher than the supply frequency through the cutting surfaces, creating a frequency offset that prevents resonant coupling and thermal buildup, converting what could be a harmful resonance condition into a beneficial thermal management feature
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 design enhances the quality factor, reduces resonance frequency deviations, and improves electrical performance by eliminating the need for a tuner, minimizing power consumption, and preventing metal powder accumulation, resulting in a more efficient and stable acceleration process.
Implementation Method 1
In the space surrounded by the four electrodes, an electric field is formed for accelerating and focusing a beam
Implementation Method 2
By injecting charged particles into this space, the charged particles are accelerated
Implementation Method 3
the resonance frequency before cutting the first cutting surface, the second cutting surface, the third cutting surface, and the fourth cutting surface is higher than a frequency of high frequency power supplied from a power supply
Data Source
AI summary
A quadrupole accelerator includes a center member, a first side member, and a second side member. The center member includes a center outer frame part, a first electrode and a second electrode. The first side member includes a first side outer frame part, a first wall part and a third electrode. The second side member includes a second side outer frame part which extends from the second side outer frame part toward an outside, a second wall part and a fourth electrode. The center member is formed seamlessly. The first side member is formed seamlessly. The second side member is formed seamlessly. The first side outer frame is fixed to a first side of the center outer frame part by a first fixing member. The second side outer frame is fixed to a second side of the center outer frame part by a second fixing member.