About Potto

The Compressible Flow Book Change Log

The longer version is here. Several additions to the isentropic flow, normal shock, Rayleigh Flow. The more changes to the script to generate separate chapters sections. Add new macros to work better so that php and pdf version will be similar.

Version 0.5.0

Download the whole book ver. 0.5.0

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July-15-2021 version (5.5M pp.526)
for this release

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• Add examples and minor things.
• Upgrade to today (2021) index making procedure.
• Other minor corrections.

Version 0.4.9.8

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March-17-2013 version (3.8M pp.465)
for this release

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• Real gas issues correction by Guy de Carufel - Canada
• Continue enhance the figures in various chapters.
• Add short dimensional analysis for sound chapter.
• Other minor corrections.

Version 0.4.9.7

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Feb-14-2013 version (3.7M pp.465)
for this release

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• Real gas issues in isentropic flow and filling chambers
• Continue enhance the figures in various chapters.
• Add short appendix for oblique shock history.
• Enhance the indexes of the book.

Version 0.4.9.6

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Feb-14-2013 version (3.7M pp.462)
for this release

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• Provide additional algorithm for fld and the pressure ratio for Fanno Flow.
• Continue enhance the figures in various chapters.
• Other minor corrections.

Version 0.4.9.5

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Jan-20-2013 version (3.7M pp.458)
for this release

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• Enhance the discussion and examples on the nozzle efficiency.
• Enhance the figures in various chapters.

Version 0.4.9.4

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Dec-24-2012 version (3.7M pp.452)
for this release

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• Enhance the discussion and examples on the maximum temperature in shock tube.

Version 0.4.9.3

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Dec-11-2012 version (3.7M pp.442)
for this release

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• Add two examples to the Isentropic chapter.
• Fixing the format and graphics in Isentropic chapter.

Version 0.4.9.2

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Dec-09-2012 version (3.7M pp.440)
for this release

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• Add the section on speed of sound in veriable density liquid due the gravity with constat gavrity.
• English and typo corrections.

Version 0.4.9.1

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Nov-29-2012 version (3.6M pp.438)
for this release

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• Maximum work that can be obtained from cylinder piston configuration
• English and typo corrections.

Version 0.4.9.0

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Jan-1-2012 version (3.6M pp.432)
for this release

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• Significant Enhancment the shock tube section.
• Update the book to compile with the current potto.sty.
• English and typo corrections.

Version 0.4.8.8

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Jan-1-2012 version (3.6M pp. 386)
for this release

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• Add two figures explaing the maximum Mach number limits in the shock tube.
• English and typo corrections.

Version 0.4.8.7

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Dec-29-2011 version (3.6M pp. 386)
for this release

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• Significaly impoved the shock tube section.
• Improvments of the structure to meed to the standard.
• English and typo corrections.

Version 0.4.8.6

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July-4-2009 version (3.6M pp. 384)
for this release

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• Add the section about Theodor Meyer's biography
• Addition of Temperature Velocity diagram. (The addition to the other chapters was not added yet).

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Version 0.4.8.5a

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July-4-2009 version (3.5M pp. 376)
for this release

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• Correction to the gases properties table (Michael Madden and Heru Reksoprodjo)
• English corrections.
• Improving the multilayer sound wave traveling

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Version 0.4.8.5rc

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Oct-7-2008 version (3.2M pp. 376)
for this release

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• Add Gary Settles's color image in wedge shock and an example.
• Improve the wrap figure issue to oblique shock.
• Add Moody diagram to Fanno flow.
• English corrections to the oblique shock chapter.

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Version 0.4.8.4

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Oct-7-2008 version (3.2M pp. 376)
for this release

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• More work on the nomenclature issue.
• Important equations and useful equations issue inserted.
• Expand the discussion on the friction factor in isothermal and fanno flow.

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Version 0.4.8.3

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Sep-17-2008 version (3.1M pp. 369)
for this release

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• Started the nomenclature issue so far only the thermodynamics chapter.
• Started the important equations and useful equations issue.
• Add the introduction to thermodynamics chapter.
• Add the discussion on the friction factor in isothermal and fanno flow.

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Version 0.4.8.2

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Feb-05-2008 version (3.1M pp. 353)
for this release

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• Add several additions to the isentropic flow, normal shock, Rayleigh Flow.
• Improve some examples.
• More changes to the script to generate separate chapters sections.
• Add new macros to work better so that php and pdf version will be similar.
• More English revisions.

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Version 0.4.8

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November-05-2007 version for this release

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• Add the new unchoked subsonic Fanno Flow section which require the ``unknown'' diameter question.
• Shock (Wave) drag explanation with an example.
• Some examples were add and fixing other examples (small perturbations of oblique shock).
• Minor English revisions.

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Version 0.4.4.3pr1

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July-10-2007 version for this release

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• Improvement of the pdf version provide links.
• Major English revisions in Rayleigh Flow Chapter.

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Version 0.4.4.2

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May-22-2007 version for this release

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• Major English revisions.
• Continue the improvement of the HTML version.
• Minor content change and addition of an example.

Version 0.4.4.1

Feb-21-2007 version for this release

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• Include the indexes subjects and authors.
• Continue the improve the HTML version.
• solve problems with some of the figures location (float problems)
• Improve some spelling and grammar.
• minor content change and addition of an example.

Version 0.4.4pr1

Jan-16-2007 version for this release

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• Major modifications of the source to improve the HTML version.
• Add the naughty professor's questions in the isentropic chapter.
• Some grammar and miss spelling corrections.

Version 0.4.3.2rc1

Dec-04-2006 version for this release

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• Add new algorithm for Fanno Flow calculation of the shock location in the supersonic flow for given fld (exceeding Max) and M1 (see the example).
• Minor addition in the Sound and History chapters.
• Add analytical expression for Mach number results of piston movement.

Version 0.4.3.1rc4 aka 0.4.3.1

Nov-10-2006 aka Roy Tate's version for this release (the vast majority) of the grammatical corrections are due to Roy Tate

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• Grammatical corrections through the history chapter and part of the sound chapter.
• very minor addition in the Isothermal chapter about supersonic branch.

Version 0.4.3.1rc3

Oct-30-2006 for this release.

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• Add the solutions to last three examples in Chapter Normal Shock in variable area.
• Improve the discussion about partial open and close moving shock dynamics i.e. high speed running into slower velocity
• Clean other tables and figure and layout.

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Version 0.4.3rc2

Oct-20-2006 for this release.

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• Clean up of the isentropic and sound chapters
• Add discussion about partial open and close moving shock dynamics i.e. high speed running into slower velocity
• Add the partial moving shock figures (never published before)

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Version 0.4.3rc1

Sep-20-2006 for this release.

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• Change the book's format to 6x9 from letter paper
• Clean up of the isentropic chapter.
• Add the shock tube section
• Generalize the discussion of the the moving shock (not including the change in the specific heat (material))
• Add the Impulse Function for Isothermal Nozzle section
• Improve the discussion of the Fliegner's equation
• Add the moving shock table (never published before)

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Version 0.4.1.9 (aka 0.4.1.9rc2)

May-22-2006 for this release.

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• Added the Impulse Function
• Add two examples.
• Clean some discussions issues .

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Version 0.4.1.9rc1

May-17-2006 for this release.

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• Added mathematical description of Prandtl-Meyer's Function
• Fixed several examples in oblique shock chapter
• Add three examples.
• Clean some discussions issues .

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Version 0.4.1.8 aka Version 0.4.1.8rc3

May-03-2006 for this release.

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• Added Chapman's function
• Fixed several examples in oblique shock chapter
• Add two examples.
• Clean some discussions issues .

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Version 0.4.1.8rc2

Apr-11-2006 for this release.

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• Added the Maximum Deflection Mach number's equation
• Added several examples to oblique shock

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