Create and Edit Equations in the Equations Dialog Box

Create and Edit Equations in the Equations Dialog Box...You can use the Equations dialog box to create, edit and delete equations, and to assign equations to different configurations of a part or assembly...Global variables and equations are available in one place, and flyout menus help you create global variables and equations more quickly and accurately

Accessing the Equations Dialog Box

Display the Equations, Global Variables and Dimensions dialog box by doing one of the following: Click Equations...Equations...folder in the FeatureManager design tree, and select Manage Equations

Using the Equations Interface

Using the Equations Interface...The Equations, Global Variables and Dimensions dialog box includes several different views that you can use to create and manage your equations

Changing Equations Through a Linked File

You can change equations in a linked text file and see the changes reflected in a part...At the bottom of the Equations dialog box, click Open linked file from any view...In the Equations dialog box, you can link and unlink individual equations by selecting and clearing the check boxes in the Links column

Create Equations in the Modify Dialog Box

When working on a model, you can enter equations and global variables directly in the Modify dialog box for dimensions...Equations, Global Variables, and Dimensions dialog box to create an equation for a part or component...The equations and global variables that you create in the Modify dialog box are reflected in the Equations dialog box

Exporting and Linking Equations to External Files

Equations dialog box after you link to an external file...The Equations dialog box displays an additional column for all the entries...Equations and global variables that are externally linked can no longer be changed in this dialog box

Share Equations Among Models

You can share equations and global variables among models...You can export all equations or selected equations to a text file, and import all equations or selected equations from a text file...be shared with other parts and assemblies that use the same global variables and equations

Using Custom and Default File Properties in Equations

To add custom and default file properties to equations...Do one of the following: Click Equations (Tools toolbar...Right-click the Equations folder in the FeatureManager design tree, and select Manage Equations

Disabling and Enabling Equations in All Configurations

You can enable the equations if no other active equation controls the same parameter...To disable equations, in Equations, Global Variables, and Dimensions dialog box, in any view, right-click an equation and click Disable Equation...The equation reappears in all views where it previously appeared

Suppressing Features in the Equations Dialog Box

You can also suppress features directly in the Equations dialog box...folder in the FeatureManager design tree, and select Manage Equations...Suppress the a feature: In the Equations dialog box, in the Features section, click an empty cell

Creating Equations in External Files

You can create equations in a text file and then import them into one or more parts and assemblies...Type equations in the same format as used in the Equations dialog box...that changes you make in the text file update the equations and variables in the models

Importing Equations

In the Equations column, clear the check mark for any equation you do not want to import...The equations from the text file are imported into the model...Equations and global variables that are linked to an external file cannot be modified in the Equations dialog box

Four Views of Equations

Each view shows a different combination and sequence of equations, global variables and dimensions to help you perform tasks such as finding a specific equation, viewing all dimensions used in a part or assembly, and changing the order in which equations...When you add or edit an equation to an active sketch, geometric relations between sketch entities are automatically applied, related equations are solved, and the sketch automatically updates...equations and global variables, and rename, edit, and ...

Equations

. You can use the following as variables in equations: Dimension names...equations Mathematical

Replacing Equation References for Deleted Features

These errors occur when the equations for a deleted...You can repair the equations by replacing the dangling portion of the equations with other dimensions or variables in the Equations dialog box...Under the Value/Equation, in the dangling portion of the equation column, right-click Replace Reference

Design Tables and Equations

When you enter equation and global variables in a design table, the equations and global variables are automatically reflected in the Equations dialog...In a design table, equations must be preceded by a single apostrophe and an equal sign...example, the $Enable@1@Equations parameter applies to equation 1

Suppressing Features

You can suppress features in the Equation View and Dimension View to help you troubleshoot equations

Components with Multiple Instances

The Equations dialog displays components that are referred by unique instance numbers...equations to the external file and rebuilding the model...In the Export Equations dialog box, leave all the check boxes selected and click Export

Automatic Solve Order Option

SOLIDWORKS software identifies dependencies and orders equations so that independent equations are executed before dependent equations...is defined as a function of equation A, then equation A must be solved first...For example, in the following two equations, the software evaluates “D2@Sketch1@part_inside.Part” first, so it can safely be used as a variable in the equation for "D1@Sketch1@part_outside.Part...

Editing an Equation

Equations are solved left to right (that is, the dimension on the left is driven by the value on the right...Equations are solved in the order in which they appear in the Ordered View...Use the type-ahead entry, flyout menu of Equations, Global Variables, Functions and File Properties, and syntax checking to edit the

Using the Measure Option

In the Equations section, click an empty cell in the Name column...Moves the cursor to the Value/Equations column and inserts = (equal sign...The new dimension appears as part of the equation

Sort and Filter Equations

Sorting and filtering capabilities make it much easier to find equations and global variables and see how they are related...work in all views of the Equations dialog box...entering ov might return the global variable overall length, an equation that includes overall length as one of its terms, and another equation that

Deleting an Equation

To delete a global variable or an equation from any view...Select one or more rows, containing the global variables or equations you want to delete and right-click...Deleting a global variable or equation may cause other equations that include the global variable or equation to become invalid

Integration Methods

equations is obtained by integrating the differential equations while satisfying algebraic constraint equations at every time step...A set of differential equations is numerically stiff when there is a wide spread between high and low frequency eigenvalues, while the high-frequency...velocity and acceleration terms in the equations of motion

Direct Input of Equations in PropertyManagers

To determine if a numeric field accepts equation input, hover over the field to display the following tool tip: Enter a value or start with = to...Numeric input fields that contain equations can display either the equation itself or its evaluated value...Equations that you create or edit in the PropertyManager, Equations dialog box, or Modify dialog box are reflected in all areas