IT1250118B - Tubo internamente perfezionato per il trasferimento di calore. - Google Patents

Tubo internamente perfezionato per il trasferimento di calore.

Info

Publication number
IT1250118B
IT1250118B ITRM910787A ITRM910787A IT1250118B IT 1250118 B IT1250118 B IT 1250118B IT RM910787 A ITRM910787 A IT RM910787A IT RM910787 A ITRM910787 A IT RM910787A IT 1250118 B IT1250118 B IT 1250118B
Authority
IT
Italy
Prior art keywords
heat transfer
internally
tube
perfected
perfected tube
Prior art date
Application number
ITRM910787A
Other languages
English (en)
Inventor
Louis Joseph Mougin
Floyd Corliss Hayes
Original Assignee
American Standard Inc
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 American Standard Inc filed Critical American Standard Inc
Publication of ITRM910787A0 publication Critical patent/ITRM910787A0/it
Publication of ITRM910787A1 publication Critical patent/ITRM910787A1/it
Application granted granted Critical
Publication of IT1250118B publication Critical patent/IT1250118B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/18—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflecting; by surface treatment, e.g. polishing
    • F28F13/185—Heat-exchange surfaces provided with microstructures or with porous coatings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/18—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by applying coatings, e.g. radiation-absorbing, radiation-reflecting; by surface treatment, e.g. polishing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Geometry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Wrappers (AREA)
  • ing And Chemical Polishing (AREA)
  • Materials For Medical Uses (AREA)

Abstract

Oggetto dell'invenzione è un tubo internamente perfezionato per il trasferimento del calore il quale comprende un tubo di trasferimento di calore che presenta una superficie interna ed un diametro interno (D); una pluralità di elementi di irruvidimento sulla superficie interna del tubo di trasferimento del calore, ciascun elemento di irruvidimento avendo una altezza (e) al disopra della superficie interna, in cui il rapporto fra l'altezza (e) ed il diametro interno (D) rientra nell'intervallo 0,004 ? e/D ? 0,045.
ITRM910787A 1991-02-21 1991-10-16 Tubo internamente perfezionato per il trasferimento di calore. IT1250118B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/660,330 US5070937A (en) 1991-02-21 1991-02-21 Internally enhanced heat transfer tube

Publications (3)

Publication Number Publication Date
ITRM910787A0 ITRM910787A0 (it) 1991-10-16
ITRM910787A1 ITRM910787A1 (it) 1993-04-16
IT1250118B true IT1250118B (it) 1995-03-30

Family

ID=24649072

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM910787A IT1250118B (it) 1991-02-21 1991-10-16 Tubo internamente perfezionato per il trasferimento di calore.

Country Status (7)

Country Link
US (1) US5070937A (it)
JP (1) JPH04278193A (it)
CA (1) CA2053627C (it)
DE (1) DE4205080C2 (it)
FR (1) FR2673274B1 (it)
GB (1) GB2253048B (it)
IT (1) IT1250118B (it)

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US9989267B2 (en) 2012-02-10 2018-06-05 Gentherm Incorporated Moisture abatement in heating operation of climate controlled systems
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Also Published As

Publication number Publication date
ITRM910787A0 (it) 1991-10-16
GB2253048A (en) 1992-08-26
GB2253048B (en) 1995-09-06
DE4205080C2 (de) 1995-01-26
GB9121228D0 (en) 1991-11-20
FR2673274B1 (fr) 1994-02-25
ITRM910787A1 (it) 1993-04-16
CA2053627C (en) 1995-03-21
DE4205080A1 (de) 1992-08-27
CA2053627A1 (en) 1992-08-22
FR2673274A1 (fr) 1992-08-28
JPH04278193A (ja) 1992-10-02
US5070937A (en) 1991-12-10

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971031