KR870000712A - 금속관의 내면에 중성자 흡수체를 피복시키는 방법 - Google Patents

금속관의 내면에 중성자 흡수체를 피복시키는 방법 Download PDF

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Publication number
KR870000712A
KR870000712A KR1019860004461A KR860004461A KR870000712A KR 870000712 A KR870000712 A KR 870000712A KR 1019860004461 A KR1019860004461 A KR 1019860004461A KR 860004461 A KR860004461 A KR 860004461A KR 870000712 A KR870000712 A KR 870000712A
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coating
tube
neutron absorber
metal tube
boron compound
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쥬니어 알렉산더 리틀죤 필드
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알. 브이. 가버트
웨스팅하우스 일렉트릭 코오포레이숀
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Publication of KR870000712A publication Critical patent/KR870000712A/ko
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/02—Fuel elements
    • G21C3/04—Constructional details
    • G21C3/16—Details of the construction within the casing
    • G21C3/20—Details of the construction within the casing with coating on fuel or on inside of casing; with non-active interlayer between casing and active material with multiple casings or multiple active layers
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
    • C23C16/28—Deposition of only one other non-metal element
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/04—Coating on selected surface areas, e.g. using masks
    • C23C16/045—Coating cavities or hollow spaces, e.g. interior of tubes; Infiltration of porous substrates
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/06—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of metallic material
    • C23C16/18—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of metallic material from metallo-organic compounds
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/02—Fuel elements
    • G21C3/04—Constructional details
    • G21C3/16—Details of the construction within the casing
    • G21C3/18—Internal spacers or other non-active material within the casing, e.g. compensating for expansion of fuel rods or for compensating excess reactivity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Chemically Coating (AREA)
  • Physical Vapour Deposition (AREA)
  • Glass Compositions (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)

Abstract

내용 없음.

Description

금속관의 내면에 중성자 흡수체를 피복시키는 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 피복관의 횡단면도.
제2도는 제1도의 피복관을 구비한 핵연료체의 개략단면도.
제3도는 피복관의 길이방향 단면을 도시하는, 제2도의 핵연료체의 확대단면도.
* 도면의 주요부분에 대한 부호의 설명
1 : 피복관 3 : 지르코늄관
7 : 피막 11 : 연료펠릿

Claims (14)

  1. 원자로 요소로서 사용하도록 지르코늄 또는 지르고늄 합금으로뇐 중공관의 내면에 중성자 흡수체의 피막을 형성시키는 방법에 있어서 피복시킬 중공관의 내면을 200 내지 450℃의 상승된 온도로 가열하고, 상기관의 내면에 상기 피막을 형성시키도록 상기 온도에서 분해가능한 휘발된 보론화합물과 헬륨 또는 아르곤의 담체개스의 혼합물을 가열된 상기 관에 통과시키는 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  2. 제1항에 있어서, 중공관이 지르칼로이-2로 된 지르코늄 합금으로 구성된 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  3. 제1항에 있어서, 중공관이 지르칼로이 -4로 된지르고늄합금으로 구성된 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  4. 제1항에 있어서, 중공관이 2.5중량%의 니오븀을 함유하는 지르코늄 합금으로 구성된 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  5. 제1항 내지 4항중 어느 한항에 있어서, 보론 화합물이 무기보론 화합물인 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  6. 제5항에 있어서, 무기보론화합물이 디보란, 펜타보란, 헥사보란, 또는 데카보란인 것을 특징으로 하는 금속관의 내면에 중성자 흡수체 피복시키는 방법.
  7. 제5항에 있어서, 보론 화합물이 지르코늄 보로하이드라이드인 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  8. 제5 내지 7항중 어느 한항에 있어서, 중공관의 내면이 275 내지 375℃로 가열되는 것을 특징으로하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  9. 제1항 내지 4항중 어느 한항에 있어서, 보론화합물이 유기보론 화합물인 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  10. 제9항에 있어서 유기보론화합물이 디메틸보린, 트리메틸보린, 또는 디에틸보린인 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  11. 제9항 또는 10항에 있어서, 중공판의 내면이 275 내지 300℃로 가열되는 것을 특징으로 하는 금속관의 내면에 중성자 흡수체률 피복시키는 방법.
  12. 제1항 내지 11항중 어느 한항에 있어서, 보론피막이 1mil 미만의 두께를 갖는 것을 특징으로하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  13. 제1항 내지 12항중 어느 한항에 있어서, 피복시킬 중공관의 내면중의 일부분을 나머지 내면부분의 가열온도보다 높은 온도로 가열시켜 상기 나머지 내면부분에 있어서 보다 두꺼운 피막을 상기 일부분에. 형성시키는 것을 특징으로 하는 금속관의 내면에 중성자 흡수체를 피복시키는 방법.
  14. 내면에 중성자 흡수체를 가지는 지르코늄 또는 지르코 늄합금의 금속성 관형부재로 구성되는 핵 연료봉 피복관이 있어서, 상기 중성자 흡수체가 제1항 내지 13항중 어느 한항에 따른 방법에 의해 형성된 피막의 형태로 되어 있는 것을 특징으로 하는 핵연료봉 피복관.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860004461A 1985-06-06 1986-06-05 금속관의 내면에 중성자 흡수체를 피복시키는 방법 Ceased KR870000712A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/742,153 US4695476A (en) 1985-06-06 1985-06-06 Process for coating the internal surface of zirconium tubes with neutron absorbers
US742,153 1985-06-06

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KR870000712A true KR870000712A (ko) 1987-02-20

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Country Link
US (1) US4695476A (ko)
EP (1) EP0204565A3 (ko)
JP (1) JPS61283893A (ko)
KR (1) KR870000712A (ko)
ES (1) ES8801471A1 (ko)

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Also Published As

Publication number Publication date
JPS61283893A (ja) 1986-12-13
US4695476A (en) 1987-09-22
ES8801471A1 (es) 1988-01-01
JPH0466318B2 (ko) 1992-10-22
EP0204565A3 (en) 1989-01-11
ES555716A0 (es) 1988-01-01
EP0204565A2 (en) 1986-12-10

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