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/PROP/INJECT2

/PROP/INJECT2

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/PROP/INJECT2

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/PROP/INJECT2 - Type 2 Injector

Description

Describes molar fraction injected for each constituent gas and total mass injected.

Format

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/PROP/INJECT2/inject_ID/unit_ID

inject_title

Ngases

Iflow

 

 

 

 

 

 

 

 

fct_IDM

fct_IDT

FscaleM

FscaleT

AscaleT

 

 

 

Define mixture data for Ngases gases: define molar fraction for constant gas mixture or function for gas mixture variable with time

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mat_ID1

 

Molar_Fraction1

 

 

 

 

 

mat_ID2

 

Molar_Fraction2

 

 

 

 

 

...

 

 

 

 

 

 

 

 

 

mat_IDN

 

Molar_FractionN

 

 

 

 

 

hmtoggle_plus1Flag Definition

Field

Contents

SI Unit Example

inject_ID

Injector identifier

(Integer, maximum 10 digits)

 

unit_ID

Optional unit identifier

(Integer, maximum 10 digits)

 

inject_title

Injector title

(Character, maximum 100 characters)

 

Ngases

Number of gases

(Integer, 1 < Ngases < 100)

 

Iflow

Mass vs time function input type flag

(Integer)

= 0: mass is input

= 1: mass flow is input - the input scale factor on time is also applied to mass flow.

 

fct_IDM

Mass of injected gas vs. time function identifier

(Integer)

 

fct_IDT

Temperature of injected gas vs. time function identifier

(Integer)

 

FscaleM

Mass function scale factor

Default = 1.0  (Real)

or

FscaleT

Temperature function scale factor

Default = 1.0  (Real)

AscaleT

Abscissa scale factor for time based functions (Comment 1)

Default = 1.0  (Real)

mat_IDi

Material identifier that identifies the gas (i=1,2…N)

(Integer)

 

Molar_Fractioni

Molar fraction of injected gas (i=1,2…N)

(Real)

 

fct_IDmfi

Molar fraction of injected gas vs time function identifier (i=1,2…N)

(Integer)

 

hmtoggle_plus1Comments
1.The sum of Molar Fraction must be 1.0 at any given time.
2.The are function identifiers used to define variable molar fraction with time. The function must be defined with the same time abscissa. If > 0, Molar_Fraction is not used.

See Also:

Airbag modeling in User’s Guide