KR860004271A - Steam generator - Google Patents

Steam generator Download PDF

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Publication number
KR860004271A
KR860004271A KR1019850008557A KR850008557A KR860004271A KR 860004271 A KR860004271 A KR 860004271A KR 1019850008557 A KR1019850008557 A KR 1019850008557A KR 850008557 A KR850008557 A KR 850008557A KR 860004271 A KR860004271 A KR 860004271A
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KR
South Korea
Prior art keywords
steam generator
heat exchange
tube
wrapper
exchange tube
Prior art date
Application number
KR1019850008557A
Other languages
Korean (ko)
Inventor
다니엘 로오트(외 2) 조셉
Original Assignee
알. 브이. 가버트
웨스팅하우스 일렉트릭 코오포레이숀
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 알. 브이. 가버트, 웨스팅하우스 일렉트릭 코오포레이숀 filed Critical 알. 브이. 가버트
Publication of KR860004271A publication Critical patent/KR860004271A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00—Component parts or details of steam boilers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/02—Header boxes; End plates
    • F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
    • F28F9/0278—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits in the form of stacked distribution plates or perforated plates arranged over end plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/02—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers
    • F22B1/023—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers with heating tubes, for nuclear reactors as far as they are not classified, according to a specified heating fluid, in another group
    • F22B1/025—Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers with heating tubes, for nuclear reactors as far as they are not classified, according to a specified heating fluid, in another group with vertical U shaped tubes carried on a horizontal tube sheet

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Extraction Or Liquid Replacement (AREA)

Abstract

내용 없음No content

Description

증기 발생기Steam generator

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제2도는 제1도에서 예시되어 있는 것과 같은 증기발생기 설비 내부에서 증기 발생 관다발 래퍼(Wrapper)와 관 시이트에 관련하여 실시 가능한 관계로 설치되어 있는 본 발명에 따라 조립된 새롭게 개선된 다공형 흐름 분배판의 정면도.2 is a newly improved porous flow distribution assembled in accordance with the present invention which is installed in a possible relationship with respect to the steam generating tube bundle wrapper and tube sheet inside a steam generator installation as illustrated in FIG. Front view of the plate.

제3도는 제2도의 선 3-3을 따라 취한 새롭게 개선된 다공형 흐름 분배판의 종 단면도.3 is a longitudinal cross-sectional view of the newly improved porous flow distribution plate taken along line 3-3 of FIG.

제4도는 본 발명의 다른 실시예의 종단면도.4 is a longitudinal sectional view of another embodiment of the present invention.

*도면의 주요 부분에 대한 부호 설명* Explanation of symbols on the main parts of the drawings

12,116 : 증기발생기셀, 14 : 상부셀부분, 16 : 하부셀부분, 18 : 융합부분, 20 : 열교환관, 22,122 : 관시이트, 24 : 지지링, 26 : 반구형셀, 30 : 입구노즐, 32 : 출구노즐, 34,36 : 반구형셀상한, 38 : 급수노즐, 40 : 도관, 42 : 환형다지관, 46,146 : 레퍼, 48,148 : 강수관영역, 50 : 관지지판, 50´: 최하부지지판, 60 : 덮개, 64 : 분리관, 66 : 상부가로지지판, 70 : 케이싱, 80 : 돔형증기실, 82 : 건조기, 88 : 증기노즐, 90 : 중앙배수파이프, 100 : 다공형흐름분배판, 112 : 지지배플, 124 : 원통형부재, 216 : 전이존, 218,220 : 판플랜지부분, 210 : 판 세그먼트.12,116: steam generator cell, 14: upper cell part, 16: lower cell part, 18: fusion part, 20: heat exchange tube, 22,122: tube sheet, 24: support ring, 26: hemispherical cell, 30: inlet nozzle, 32: Outlet nozzle, 34,36: hemispherical cell upper limit, 38: water supply nozzle, 40: conduit, 42: annular manifold pipe, 46,146: ripper, 48,148: downcomer pipe area, 50: pipe support plate, 50 ': bottom support plate, 60: cover 64: separation pipe, 66: upper horizontal support plate, 70: casing, 80: dome type steam chamber, 82: dryer, 88: steam nozzle, 90: central drain pipe, 100: porous flow distribution plate, 112: support baffle, 124: cylindrical member, 216: transition zone, 218, 220: plate flange portion, 210: plate segment.

Claims (8)

관 시이트(122)상에 설치되어 있으며 가열된 유체가 내부에 흐르는 다수의 열교환관(20)과, 열교환관 구역(208)이 래퍼(146)내부에 범위를 정하고 있도록 상기 열교환관(20)둘레에 설치되어 있는 래퍼(146)와, 상기 열교환관 레퍼(146)와 외부셀(116)사이의 강수관 영역(148)의 범위를 한정하도록 상기 열교환관 레퍼(146)둘레에 사실상 동심으로 배치된 외부셀(116)과, 물이 상기 열교환관(20)과 함께, 열교환 과정을 거침으로서 상기물을 상기 열교환관 구역(208)내부로 흐르도록 하기 위하여 상기 증기 발생기의 상기 강수관 영역(148)으로 상기 물(206)을 유입하기 위한 장치(40)로 구성되는 증기 발생기에 있어서, 상기물이 상기 증기 발생기의 상기 강수관 영역(148)에서 상기 증기발생기의 상기 열교환관 부분(208)으로 흘러들어가고 있을 때 상기 물에 대하여 비난류성 등류 흐름 상태를 부과함과 동시에 데브리의 충격으로부터 상기관을 보호하기 위하여 상기관의 저부단부 둘레에 뻗어있도록 상기 열교환관 래퍼(146)의 저부단부에 배치되어 있는 다공형 구조체(100)를 특징으로 하는 증기 발생기.A plurality of heat exchange tubes 20 installed on the tube sheet 122 and heated fluid flow therein, and the heat exchange tube 20 circumference so that the heat exchange tube zone 208 delimits the inside of the wrapper 146. Disposed substantially concentrically around the heat exchange tube wrapper 146 so as to limit the range of the wrapper 146 provided at the inner side and the downcomer pipe region 148 between the heat exchange tube wrapper 146 and the outer shell 116. The downcomer tube region 148 of the steam generator to allow the outer cell 116 and water to flow into the heat exchange tube section 208 by undergoing a heat exchange process with the heat exchange tube 20. In a steam generator comprising a device (40) for introducing the water (206) into the water, the water flows from the downcomer region (148) of the steam generator to the heat exchange tube portion (208) of the steam generator. Non-flowing property against the water when entering And a porous structure 100 disposed at the bottom end of the heat exchange tube wrapper 146 to extend around the bottom end of the tube to impose a flow flow condition and to protect the tube from the impact of the debris. Steam generator. 제1항에 있어서, 상기 다공형 구조체는, 상기 래퍼로부터 상기 셀(116)폭 외부로 수평면에 관하여 약 80°각도를 이루도록 경사져 있으며 상기 관 시이트(122)와 상기 래퍼(146)의 저부단부 사이에 뻗어있는 다공판인 것을 특징으로 하는 증기 발생기.2. The porous structure of claim 1, wherein the porous structure is inclined at an angle of about 80 [deg.] With respect to a horizontal plane from the wrapper to the outside of the cell 116 width and between the tubular sheet 122 and the bottom end of the wrapper 146. A steam generator characterized in that the perforated plate extending to. 제2항에 있어서, 상기 다공판은 환형 링을 형성하도록 합쳐져 속박되어 있는 다수의 아아크형 판세그 먼트로 구성되어 있는 것을 특징으로 하는 증기발생기.3. The steam generator as set forth in claim 2, wherein said porous plate is composed of a plurality of arc-shaped plate segments joined together and bound to form an annular ring. 제2항 또는 제3항에 있어서, 상기 다공판의 기공율은 약 50%인 것을 특징으로 하는 증기발생기.The steam generator according to claim 2 or 3, wherein the porosity of the porous plate is about 50%. 제1항에서 제4항 사이중 어느 한항에 있어서, 상기 다공판은 인코넬 600으로 제조되어 있는 것을 특징으로 하는 증기발생기.The steam generator according to any one of claims 1 to 4, wherein the porous plate is made of Inconel 600. 제1항에서 제5항 사이중 어느 한항에 있어서, 상기 다공형 구조체는, 선결된 크기보다 큰 크기를 가지는 이질 입자가 상기 증기 발생기의 상기 관다발 부분으로 유입되는 것을 막기 위하여 직경 약 6.3mm의 선결된 크기의 개구를 가지고 있는 것을 특징으로 하는 증기발생기.The preform of any one of claims 1 to 5, wherein the porous structure has a diameter of about 6.3 mm in order to prevent foreign particles having a size larger than the predetermined size from entering the tubular portion of the steam generator. Steam generator characterized in that it has an opening of a predetermined size. 제1항에 있어서, 상기 다공형 구조체는, 상기 열전달관(20)과 함께 정렬하여 방사상으로 배열되어 있으며 상기 열 전달관(20)의 외경에 상응하는 외경을 가지는 다수의 원통형 부재(124)로 구성되는 것을 특징으로 하는 증기발생기.The method of claim 1, wherein the porous structure is a plurality of cylindrical members 124 arranged radially in alignment with the heat transfer tube 20 and having an outer diameter corresponding to the outer diameter of the heat transfer tube 20. Steam generator, characterized in that configured. 제7항에 있어서, 상기 원통형 부재는 다수의 고체봉(124)인 것을 특징으로 하는 증기발생기.8. The steam generator as set forth in claim 7, wherein said cylindrical member is a plurality of solid rods (124). ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019850008557A 1984-11-15 1985-11-15 Steam generator KR860004271A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US67182184A 1984-11-15 1984-11-15
US67182284A 1984-11-15 1984-11-15
US671,822 1984-11-15
US671,821 1984-11-15

Publications (1)

Publication Number Publication Date
KR860004271A true KR860004271A (en) 1986-06-20

Family

ID=27100623

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850008557A KR860004271A (en) 1984-11-15 1985-11-15 Steam generator

Country Status (5)

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EP (1) EP0183049B1 (en)
KR (1) KR860004271A (en)
CN (1) CN1005283B (en)
DE (1) DE3573827D1 (en)
ES (1) ES8708047A1 (en)

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FR2684433B1 (en) * 1991-12-02 1994-01-07 Framatome Sa DEVICE FOR TRAPPING MIGRANT BODIES WITHIN THE SECONDARY CIRCUIT OF A STEAM GENERATOR.
EP0557173A1 (en) * 1992-02-17 1993-08-25 Framatome Steam generator with inlet of feed water in the lower part
FR2690504B1 (en) * 1992-04-28 1994-06-03 Framatome Sa STEAM GENERATOR WITH DEVICE FOR DISTRIBUTING AND REPAIRING FOOD WATER AND RECIRCULATING WATER IN THE SECONDARY PART.
FR2705759B1 (en) * 1993-05-27 1995-07-07 Framatome Sa Steam generator equipped with a device for trapping migrant bodies.
KR100572118B1 (en) * 2005-01-28 2006-04-18 주식회사 에이디피엔지니어링 Plasma processing apparatus
JP2006322683A (en) * 2005-05-20 2006-11-30 Mitsubishi Heavy Ind Ltd Steam generator
US8215379B2 (en) * 2009-04-29 2012-07-10 Babcock & Wilcox Canada Ltd. Feedwater debris trap
CN103377735B (en) * 2012-04-27 2016-08-03 上海核工程研究设计院 A kind of reactor bottom in-pile component
CN102777161A (en) * 2012-06-18 2012-11-14 陕西得波材料科技有限公司 Wing-shaped mixed-phase steam intake column uniform-dryness distributor
US9175845B2 (en) * 2012-07-10 2015-11-03 Westinghouse Electric Company Llc Axial flow steam generator feedwater dispersion apparatus
CN105042555B (en) * 2015-09-02 2017-03-29 中国工程物理研究院材料研究所 A kind of implementation method of flow type steam generator
CN107167009B (en) * 2017-04-28 2019-03-08 山东大学 The annular and separation device loop circuit heat pipe of hydraulic diameter variation
CN107167010B (en) * 2017-04-28 2019-03-08 山东大学 A kind of loop circuit heat pipe
NL2021445B1 (en) * 2018-08-09 2020-02-20 Awect Bv High pressure heating installation comprising an advanced panel design and cladding thereof

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US3076444A (en) * 1962-01-31 1963-02-05 Foster Wheeler Corp Vapor generators
US3811498A (en) * 1972-04-27 1974-05-21 Babcock & Wilcox Co Industrial technique
US3923007A (en) * 1972-12-19 1975-12-02 Siemens Ag Emergency water-cooling system for a steam generator for a pressurized-water coolant nuclear reactor
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DE2720812C2 (en) * 1977-05-09 1978-11-16 Kraftwerk Union Ag, 4330 Muelheim Vertical feed water preheater with steam trap
FR2458781A1 (en) * 1979-06-13 1981-01-02 Stein Industrie Heat exchanger with inverted J tubes - has annular and central tube plates constituting prim. fluid inlet and outlet plates near opposite ends facilitating heat transfer
FR2477265A1 (en) * 1980-02-29 1981-09-04 Framatome Sa PRE-HEATING STEAM GENERATOR

Also Published As

Publication number Publication date
DE3573827D1 (en) 1989-11-23
CN85108386A (en) 1986-09-03
ES8708047A1 (en) 1987-09-01
CN1005283B (en) 1989-09-27
ES548750A0 (en) 1987-09-01
EP0183049A1 (en) 1986-06-04
EP0183049B1 (en) 1989-10-18

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