Semiconductor RF Amplifier Control for Continuous Particle Acceleration

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Solution Overview

Problem

Particle accelerator systems require a large number of amplifiers to supply high-frequency power, leading to increased failure frequencies and reduced operating efficiency due to the need for frequent failure handling when amplifiers fail.

Innovation Solution

A particle accelerator system utilizing a plurality of semiconductor amplifiers and a control unit that manages the output of these amplifiers to ensure continuous high-frequency power supply by redistributing the load among usable amplifiers, preventing system shutdowns and improving efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Power

If a large number of amplifiers are used to supply high-frequency power, then the power supply capability is improved, but the failure frequency increases and operating efficiency decreases

Engineering Contradiction:
Improvehigh-frequency power supply capabilityVSAvoidoperating efficiency
Core Design Contradiction:
PowerVSReliability

Solution Approach 1:

The amplifying unit is divided into multiple independent amplifier modules (first amplifying unit, second amplifying unit, third amplifying unit), each capable of operating independently. This segmentation allows the system to maintain power supply capability while reducing the impact of individual failures on overall system reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control unit dynamically adjusts the output parameters of individual amplifiers based on their operational status. When an amplifier fails, the control unit modifies the output parameters of remaining amplifiers to compensate, maintaining overall power supply capability while improving operating efficiency by preventing system shutdowns.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If multiple amplifiers are used to ensure continuous power supply, then the power supply reliability is improved, but the complexity of managing amplifier outputs increases

Engineering Contradiction:
Improvecontinuous power supply reliabilityVSAvoidamplifier output management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The control unit implements feedback control by monitoring the operational status of each amplifier and dynamically adjusting their outputs accordingly. This feedback mechanism automates the management of multiple amplifier outputs, reducing operational complexity while ensuring continuous power supply reliability through automatic load redistribution.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The control unit serves multiple functions: it manages the output of all amplifying units, detects amplifier failures, and automatically redistributes power loads. This multi-functionality consolidates the complexity of managing multiple amplifiers into a single control system, simplifying overall system management while maintaining reliability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Power

If amplifiers operate at high output to meet power demands, then the power delivery is improved, but the likelihood of amplifier failure increases

Engineering Contradiction:
Improvepower delivery capabilityVSAvoidamplifier failure rate
Core Design Contradiction:
PowerVSReliability

Solution Approach 1:

The system incorporates redundant amplifier capacity and control mechanisms that prepare for potential failures in advance. When amplifiers operate at high output, the control unit monitors their status and can redistribute loads before failures occur, cushioning against the increased failure risk associated with high-power operation.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

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 system maintains continuous operation and enhances efficiency by dynamically controlling the output of semiconductor amplifiers, ensuring the required high-frequency power is supplied to the particle accelerator without stopping the system, even when some amplifiers fail.

Implementation Method 1

an amplifying unit that amplifies the high frequency power from the signal source and supplies the high frequency power to the particle accelerator, the amplifying unit including a plurality of semiconductor amplifiers using a semiconductor

Methodology Applied
Scientific EffectSemiconductor amplification:

Data Source

PatentUS11690163B2Particle accelerator system
Publication Date: 2023.06.27 SUMITOMO HEAVY IND LTD
  • US11690163B2 patent drawing
  • US11690163B2 patent drawing
  • US11690163B2 patent drawing

AI summary

A particle accelerator system including a particle accelerator that accelerates charged particles, a signal source that outputs high frequency power for accelerating the charged particles in the particle accelerator, an amplifying unit that amplifies the high frequency power from the signal source, and supplies the high frequency power to the particle accelerator, the amplifying unit including a plurality of semiconductor amplifiers using a semiconductor, and a control unit that controls an operation of the amplifying unit. The control unit controls output of at least one of the plurality of semiconductor amplifiers.