JPS56162400A - U-tube type heat exchanger - Google Patents

U-tube type heat exchanger

Info

Publication number
JPS56162400A
JPS56162400A JP6629480A JP6629480A JPS56162400A JP S56162400 A JPS56162400 A JP S56162400A JP 6629480 A JP6629480 A JP 6629480A JP 6629480 A JP6629480 A JP 6629480A JP S56162400 A JPS56162400 A JP S56162400A
Authority
JP
Japan
Prior art keywords
tube part
short pass
plate
heat transfer
preventing plate
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP6629480A
Other languages
Japanese (ja)
Inventor
Shin Ogushi
Katsuya Oi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP6629480A priority Critical patent/JPS56162400A/en
Publication of JPS56162400A publication Critical patent/JPS56162400A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/06Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits having a single U-bend
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22STEAM GENERATION
    • F22BMETHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B37/00Component parts or details of steam boilers
    • F22B37/02Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
    • F22B37/10Water tubes; Accessories therefor
    • F22B37/20Supporting arrangements, e.g. for securing water-tube sets
    • F22B37/205Supporting and spacing arrangements for tubes of a tube bundle
    • F22B37/206Anti-vibration supports for the bends of U-tube steam generators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/007Auxiliary supports for elements
    • F28F9/013Auxiliary supports for elements for tubes or tube-assemblies
    • F28F9/0131Auxiliary supports for elements for tubes or tube-assemblies formed by plates

Abstract

PURPOSE:To promote pasivity of a pipe surface and to prevent the production of stress corrosion crack at a U-tube part upon which a residual stress is exerted, by a method wherein a short pass preventing plate and a bent plate are installed at a U- tube part of a heat transfer pipe group. CONSTITUTION:A short pass preventing plate 8 is located at a center of a U-tube part of heat transfer tubes 3 in a state to be connected to partition 4. A bent plate 10, in which a large number of small holes are machined, is coupled to the end part, at a penel 1 side, of the short pass preventing plate 8 so that it crosses the prevention plate 8 at right angles. This prevents the formation of a current staying area at the U-tube part, always feeds fresh air to the surfaces of the heat transfer tubes, and promotes pasivity of the tube surface through the formation of a protection film. The short pass preventing plate 8 supports the U-tube part to improve rigidity and prevent vibration.
JP6629480A 1980-05-19 1980-05-19 U-tube type heat exchanger Pending JPS56162400A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6629480A JPS56162400A (en) 1980-05-19 1980-05-19 U-tube type heat exchanger

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6629480A JPS56162400A (en) 1980-05-19 1980-05-19 U-tube type heat exchanger

Publications (1)

Publication Number Publication Date
JPS56162400A true JPS56162400A (en) 1981-12-14

Family

ID=13311651

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6629480A Pending JPS56162400A (en) 1980-05-19 1980-05-19 U-tube type heat exchanger

Country Status (1)

Country Link
JP (1) JPS56162400A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4586564A (en) * 1984-01-18 1986-05-06 Motoren-Und Turbinen-Union Munchen Gmbh Guide wall of a heat exchanger for covering the U-shaped portions of a tube assembly
JP2006528762A (en) * 2003-07-22 2006-12-21 アルストーム・パワー・エネルギー・リカバリー・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング Multi-tube heat exchanger
CN103317315A (en) * 2013-06-04 2013-09-25 山东美陵化工设备股份有限公司 Shakeproof process and shakeproof device for bent tube sections of U-shaped tube heat exchanger tube bundle

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4956004A (en) * 1972-06-12 1974-05-30
JPS5454359A (en) * 1977-10-07 1979-04-28 Hitachi Ltd Heat exchange unit
JPH04122055A (en) * 1990-09-13 1992-04-22 Fujitsu Ltd Preliminary soldering jig and holder of electronic part

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4956004A (en) * 1972-06-12 1974-05-30
JPS5454359A (en) * 1977-10-07 1979-04-28 Hitachi Ltd Heat exchange unit
JPH04122055A (en) * 1990-09-13 1992-04-22 Fujitsu Ltd Preliminary soldering jig and holder of electronic part

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4586564A (en) * 1984-01-18 1986-05-06 Motoren-Und Turbinen-Union Munchen Gmbh Guide wall of a heat exchanger for covering the U-shaped portions of a tube assembly
JP2006528762A (en) * 2003-07-22 2006-12-21 アルストーム・パワー・エネルギー・リカバリー・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング Multi-tube heat exchanger
CN103317315A (en) * 2013-06-04 2013-09-25 山东美陵化工设备股份有限公司 Shakeproof process and shakeproof device for bent tube sections of U-shaped tube heat exchanger tube bundle

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