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revision_log.md

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##2020 April 25

  • Updated Jquery (1.11.1) and Jquery Mobile (1.4.5)
  • Updated site to HTTPS

###2014-June-02

  • Updated Jquery Mobile for all pages to version 1.4.2

###2014-Feb-25

  • Roller Bearing Lifetime
    • Added calculator and formula page
  • Updated Jquery Mobile to version 1.4.1
  • Refactored calculation methods to utilize more maintainable javascript for the following:
    • Linepull Winch Calcs
    • Parallel Keys
    • Pulley Pressures
    • Helical Payout
    • Yoyo Payout
    • Max Unbraced Length
    • Resultant Force over a pulley
    • Capstan Holding Force
    • Shock-load Forces
    • Fleet Angle
    • D:d ratio
  • Yoyo Payout
    • Added some columns to the formatting
  • Parallel Keys
    • Fixed a bug where a new shaft size would not reliably update the standard key sizes.

###2014-Feb-18

  • Drum: Max Unbraced Length
    • Added realistic step values to input fields (e.g. "thickness" changes by 0.01" everytime the user uses an arrow key or scrolls the mouse while the field is active).
  • Backend: reworked how this site's code is revisioned and synced to the web-server -- the goals are increased consistency, rigor, and a possible whole-sale release of the source-code at a later date.

###2014-Feb-06

  • Shockload Forces

    • Added new calculation cases:
      • Wire rope shockloads
      • Rope shockloads (by percent elongation)
    • Falling distance units were changed to inches
    • Revised formulas page with new calculation methods

  • Yoyo Payout

    • Fixed a calculation error. Sorry!
    • Refactored code.

###2014-Feb-01

###2014-Jan-29

  • Motions
    • Added calculator and formula page

###2014-Jan-21

  • HP/Force Speed
    • Fixed bug when the calculator was set to "calculate for HP", in which the HP value would calculate with an inverted efficiency.
    • Renamed the "Power Range" slider's label.
  • Yoyo Winch Calcs
    • Added calculator
    • Added formula page

###2014-Jan-20

  • Pulley Pressure
    • Renamed from Pulley Calcs
    • Fixed error where D:d ratio did not calculate when specifying a tread diameter
  • D:d Ratios
    • Added seperate calculator with a strength reduction calculation for wire rope
    • Added formula page

###2014-Jan-19

  • Frustum
    • Re-wrote math code
    • Created formula page
    • Added new diagrams
    • Re-formatted page

###2014-Jan-15

  • Pulley Calcs
    • Added calculator and formulas page
  • Frustum
    • Collapsed into a single page, added a dropdown for selecting variables
    • Updated with new style navigation
    • Cleaned up code

###2014-Jan-14

  • Linepull Winch

    • Fixed bug where the Ratio and efficiency slider pop-ups were displaying at page-load.
    • Edited layout

  • HP/Force Speed

    • Fixed bug where the HP and efficiency slider pop-ups were displaying at page-load.
    • Added a dropdown to allow calculation for HP from force and speed.
    • Added HP equation to formulas page.

###2014-Jan-09

###2014-Jan-04

###2013-Dec-31

  • Shockload Forces
    • Revised javascript formulas with error-checking, and more maintainable code in anticipation of future changes.
    • Added a formulas page
  • Plain Bearing: PV
    • Added a usage case for thrust applications as well as radial,
    • Added thrust case image and formula section.

###2013-Dec-28

###2013-Dec-28

Released

###2013-Dec-18

Released

In Progress

###2013-Dec-16

Released

###2013-Dec-15

Released

  • Did more work on color-coding, still needs some work.

  • Fleet Angle:

    • fixed the angle option

  • Capstan:

    • Added a dropdown to select the variable to calculate for.

###2013-Dec-08

Released

  • Color-coded all calculated values and input values pink and green (respectively).
  • Fleet Angle:
    • Added a dropdown to select the calculated variable
    • Added an option to calculate for angle

In Progress

  • Motions:
    • Collapsed μRolling and μFriction into a single field.

###2013-Dec-04

Released

  • Calculator Index:

    • Renamed Revision Log section to "Misc.",
    • Added a link to the Scenic-Shop Blog,

  • Constants:

    • Alphabetized list.
    • Changed page name to "Constants".
    • Added a whole lot more constants.

In Progress

  • Motions:
    • Removed CWA forces calculations.
    • Added a "Power" section that calculates the required power per the given information.
    • Edited visual layout slightly to fit more information onto a screen.

###2013-Dec-03

Released

  • Created this log file, and added a link to the navigation menu.
  • Fixed problem where /readonly attributes were not being respected. Added the following line to each file as a fix:
$(".calculated_values").prop("readonly",true);

In Progress

  • Removed extraneous calculator ideas from navigation menu
  • Bronze Bearings PV: Added a placeholder link
  • Motions: Renamed slider to "Motion Profile"
  • Motions: Roughed in forces formulas

###2013-Dec-02

In Progress