초록

원자력연구원에서 개발 완료 한 반도체 검출기를 적용하여 감마선, 엑스선, 중성자를 측정할 수 있는 국산 상용화 방사선측정기의 시작품을 제작, KS A IEC 60846 /61525 규격을 만족하는 성능과 소형화 및 미려한 디자인의 제품을 개발하여 상용화함.

(출처 : 보고서 요약서 3p)

Abstract ▼

Ⅱ. Objective and Importance of the Project
1. Purpose
Production prototypes of commercialization of domestic radiation meter that can measure the γ, χ, neutron. Standard (KS A IEC 60846/61525) performance and miniaturization and stylisk design of the products developed and commercialized

Ⅱ. Objective and Importance of the Project
1. Purpose
Production prototypes of commercialization of domestic radiation meter that can measure the γ, χ, neutron. Standard (KS A IEC 60846/61525) performance and miniaturization and stylisk design of the products developed and commercialized

2. Necessity
○ The global radiation market is forecast to surge from KRW 172 trillion in 2011 to KRW 464 trillion in 2020.
○ Securing the world's highest value in semiconductor radiation sensor technology ensures that environmental monitoring, nuclear reporting, non-destructive examination, security search, and space telescopes are needed, and future demand for future demand is needed
○ The global radiation appliance market is expected to soar from 172 trillion won in 2011 to approximately 464 trillion won in 2020, and the proportion of radiation materials and equipment in the radiation industry is expected to increase.
○ The International Commission on Radiological Equipment predicts an average annual growth rate of 7.3 %, projected to reach USD 153 billion in 2014, and is expected to increase the demand for radiation measuring instruments with a neutron measuring capability of $ 23.5 billion in 2020.

Ⅲ. Scope and Contents of Project
□ Target Performance
· Radiation detected : gamma, X-ray, neutron
· Detector : Semiconductor [ Si PIN-Type ]
· Dose range : [ γ․χ : 0.1 μSv/h ~ 10 Sv/h ] / [ neutron : 0 ~ 999 cps ]
· Energy range : gamma ( 60 keV ~ 1.3 MeV ) neutron ( 0.025 eV ~ 15 MeV )
· Accuracy : gamma (＜ ± 15 % ) neutron (＜ ± 20 % )
· Angular response : ＜ 20 %, front ± 80 °
· Energy response : ＜ ± 30 %
· Data variation due to measurement condition changes minimized function
· Alarm function(light, beep, vibration)
· Self diagnosis function
· Provide next date of calibration
· Dual display mode for general user
· GPS & RTC
· Historical data storage
· Transferred to PC through a USB interface
□ Development of System Applicability of semiconductor detector.
· Algorithm for system deployment of the semiconductor radiation detector
· Noise reduction method for system application
· Optimization for high detection efficiency and performance.
□ Development of signal processing algorithm covering wide range of dose.
· Signal processing of gamma/neutron detector.
□ Design and manufacturing of rig and mold suitable for commercialization.
· Derivation of user friendly design of the detector instrument,
· Design complying Performance requirement,
· Mold design for prototyping,
· Quality assurance of the manufacturing process and the products ( in commercial mass production environment).
□ Fabrication and performance evaluation of the detector system
· Hardware fabrication for user convenience, system applicability, etc.
· System performance verification using the irradiation facility at KRISS and the KOLAS approved facility at KAERI.
· Performance testing and certification by accredited agency.

Ⅳ. Result of Project
○ Initial performance was implemented and certified and certified for certification.
Ⅴ. Proposal for Applications
○ Utilization of radioactive instruments in the field of radiation measuring instruments and other nuclear power industry, non-destructive examination technology, security search industry, aerospace industry and foundation related industries can be utilized as a local radiation measuring instrument that allows neutron detection of neutrons in the fields of radiation use.
○ The core of the development equipment can be used as a small standard model for measuring the calibration uncertainty of IEC 60846.615 and measuring the calibration uncertainty of KS A IEC 60846 by applying a small amount of measuring uncertainty to the internal and external measuring apparatus.
○ Based on the basic data of the semiconductor detectors in the field of application of the semi-conductor detector, it is utilized to facilitate technological development in the field of measuring instruments.
○ Based on the development and certification of radiation measuring instruments, the export conditions of radiation measuring instruments can be obtained by obtaining favorable results from the acquisition of radiation measuring instruments.
○ The SII-Pipe Type semiconductor radiation detector and the developed amplifier can be applied to other portable radiation detectors by using small, relatively small and relatively small power supplies, and can also be utilized in the development of a chemical semiconductor detector, not an SI-PID-Pier semiconductor detector. It can also be used to develop MCA and radiographic imaging.

(출처 : SUMMARY 9p)