NSM1

Bulk Data Entry Defines non-structural mass per unit area or per unit length for a list of elements or properties.

Format

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
NSM1 SID TYPE VALUE ID ID ID ID ID  
  ID ID ID etc.          

Example

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
NSM1 2 ELEMENT 0.063 1 8        

Alternate Format and Example

(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
NSM1 SID TYPE VALUE ID THRU ID      
NSM1 3 PSHELL 0.03 9 THRU 12      

Definitions

Field Contents SI Unit Example
SID Non-structural mass set identification number.

No default (Integer > 0)

 
TYPE This can be one of the properties PSHELL, PCOMP, PBAR, PBARL, PBEAM, PBEAML, PROD, CONROD, PSHEAR, or PTUBE, in which case the list of IDs will refer to properties of the stated type, or it can be ELEMENT, in which case the list is of individual element IDs of elements that can have NSM. It can also be of type ELSET, in which case, it is an element SET ID.

No default

 
VALUE Non-structural mass per unit area or per unit length.

No default (Real)

 
ID Property, Element ID, or Element Set ID depending on the TYPE definition.

No default (Integer > 0, or "THRU")

 

Comments

  1. Refer to Non-structural Mass in the User Guide for more information on the use of this card.
  2. Non-structural mass in this format must be selected by the NSM (Subcase Information Entry) Subcase Information selector.
  3. The value of the non-structural mass does not change during Topology Optimization.