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Rocket_FinCan.md

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  • GuiCommand: Name: Rocket FinCan MenuLocation: Rocket -> Fin Can Workbenches: Rocket_Workbench Version: 0.19

Rocket FinCan

Description

Fins are used to aerodynamically control the direction of flight. A fin can is a complete assembly including fins and body tube, often fitted over the outside of the main rocket body tube. Optionally, a fin can may include a launch lug.

*A fin can with launch lug*

Usage

  1. There are several ways to invoke the command:
    • Press the Fin Can button.
    • Select the Rocket → Fin Can option from the menu.
    • Double click on a Fin Can object in the Tree view.
  2. Set options and press OK.

Options

Fin Options

Fin options for the fin can are the same as for individual fins. See Fin for more details

However due to the one piece nature of fin cans, they do not have the option to include Through The Wall (TTW) tabs.

Fin Can Options

Launch Lug Options

Properties

{{TitleProperty|Fin Can}}

  • Fin Type: Defines the shape of the fins.

  • Height: The fin height.

  • Profile: The sketch associated with the custom fin type.

  • Root Chord: The distance between the fin leading and trailing edges at the root

  • Root Cross Section: The cross section shape of the fin at the root, see Options

  • Root Length 1: Usage depends on the Fin Root Cross Section and will apply to a taper length or similar, see Options

  • Root Length 2: Usage depends on the Fin Root Cross Section and will apply to a taper length or similar when multiple values are required, see Options

  • Root Per Cent: Expresses the Fin Root Length 1 and Fin Root Length 2 properties as a percentage of the Fin Root Chord

  • Root Thickness: Maximum thickness at the root of the fin

  • Sweep Angle: The angle of the front of the fin, with a vertical front being 0 degrees. This may be negative. Setting this value will cause the Sweep Length to be adjusted.

  • Sweep Length: The distance from the front of the fin root to the front of the fin tip along the x axis. This may be negative. Setting this value will cause the Sweep Angle to be adjusted.

  • Tip Chord: The distance between the fin leading and trailing edges at the tip

  • Tip Cross Section: The cross section shape of the fin at the tip, see Options

  • Tip Length 1: Usage depends on the Fin Tip Cross Section and will apply to a taper length or similar, see Options

  • Tip Length 2: Usage depends on the Fin Tip Cross Section and will apply to a taper length or similar when multiple values are required, see Options

  • Tip Per Cent: Expresses the Fin Tip Length 1 and Fin Tip Length 2 properties as a percentage of the Fin Tip Chord

  • Tip Thickness: Maximum thickness at the tip of the fin

{{TitleProperty|Rocket Component}}

These parameters are provided for information and have no effect on the design of the component.

  • Description: Description of the component

  • Manufacturer: Manufacturer when known

  • Material: Material when known

  • Part Number: Manufacturer part number

Tutorials and Learning

Rocket Workbench Fins Tutorial on YouTube

⏵ documentation index > Addons > [External Workbenches](Category_External Workbenches.md) > Rocket FinCan