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CONV

CONV

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CONV

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Bulk Data Entry

CONV – Free Convection

Description

Defines a free convection boundary condition for heat transfer analysis through connection to a surface element (CHBDYE card).

Format

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(10)

CONV

EID

PCONID

 

 

TA

 

 

 

 

 

Field

Contents

EID

CHBDYE surface element identification number.

No default (Integer > 0)

PCONID

Convection property identification number of a PCONV card.

No default (Integer > 0)

TA

Ambient points used to specify ambient temperature.

No default (Integer > 0)

Comments

1.The basic exchange relationship is expressed as:

q = H * (T - TAMB)

Where, H is the free convection heat transfer coefficient specified on a MAT4 card referred by a PCONV card, T is the grid temperature, and TAMB is the ambient temperature.

2.CONV is used with a CHBDYE card having the same EID.
3.In linear steady-state heat transfer analysis, ambient temperature is specified by SPC of the TA point.
4.This card is represented as a slave element in HyperMesh.

See Also:

Linear Steady-State Heat Transfer Analysis

Bulk Data Section

Guidelines for Bulk Data Entries

Bulk Data Entries by Function

The Input File