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• SunThink 1.1 beta

  The SunThink! 1.1 beta is now up and running, featuring full shading analysis capabilities.

  posted by reubenveek 257 days ago

• File released: /SunThink/1.1 beta/SunThink_1.1.zip

  posted 257 days ago

• SunThink 1.1 beta file released: SunThink_1.1.zip

  SunThink! version change log 0.6 defined functions for computing a-values, with weather sensitivity defined functions for computing b-values, with weather sensitivity defined constants and conversion functions specified b-functions under PG&E E-7 and E-6 and SMUD RTE and RTE-5 rate schedules introduced the a-table and specified b-table tools and the NREL baseline accuracy tests introduced explain_ text for end use functions and operators 0.7 defined functions for computing unweighted and weighted shading losses, plus explain_ text specified wsl-functions under PG&E E-7 and E-6 and SMUD RTE and RTE-5 rate schedules adjusted certain internal functions to accept P and F values that would return sin, cos, and tan values of 0 restructured certain iterative b-function internal functions for computational economy fixed single-season b-function internal functions to operate {H#-function argument input order changed} {H#-, hr-, and hs-functions changed; redefined certain constants and introduced O and l} {Qw...-functions changed, Qw...i-functions introduced} {single-season Qwbar...-functions changed} 0.8 modified the way weather is accommodated in the Q-family-functions, giving the diffuse irradiation from overcasting a dedicated function instead of treating it as a correction to direct irradiation, and tuned constants to tight real-wold south-facing data agreement defined functions for computing month-to-month unweighted shading losses, plus explain_ text adjusted an internal function to handle shade source boundaries north of due east and west adjusted certain internal functions to propogate error messages to end use functions for F values north of due east and west, rather than bad numbers updated the specified b-function and specified wsl-function under PG&E E-6 to reflect the revised rate schedule added a San Francisco series to the NREL baseline accuracy tests {H-, H#-, Q-, Qp-, Qw...-, Qsc-, and Qwsc...-functions changed, H- and H#-function names reapplied to signify direct and diffuse irradiation respectively, Qn- and Qnsc-functions introduced and Qw...i- and Qwsc...i-functions removed} {hg-function changed} {hRr- and hSs-functions changed} {rbarPGEe6, bPGEe6, and wslPGEe6 changed} {SanFranciscoNREL introduced, other city-NREL's tuned, NRELtable and NRELtablecheck changed} 0.9 modified the direct and diffuse irradiation functions to account for atmospheric extinction, using a fourth-order cosine-polynomial fit of the Young (1992) interpolative formula for airmass with the Meinel experimentally determined expression for intensity modified certain internal functions calculating averages over periods of days to sum individual values rather than integrate over the period for better model correspondence and greater computational robustness modified b- and wsl-functions to accept rate schedule characteristic inputs as matrices of rate, hour, and day entries rather than long series of individual inputs, enhancing flexibility, greatly simplifying the definitional script, and improving computational economy defined functions for computing partial- and full-field unweighted and weighted shading loss, plus explain_text defined functions for computing month-by-month a-values and basic, partial-field, and full-field unweighted shading losses, plus explain_ text added the w#su-operator describing a block utility rate that has one price Monday through Saturday and another price on Sunday specified rate schedule rate, hour, and day matrices for all previously referenced rate schedules, and added matrices for the Silicon Valley Power time-of-use schedule fixed an internal function related to shading to be correctly day-responsive fixed the presently unused shadecheck-function for times far from solar noon modified the first- and second-order weather factor calculating functions to return a zero-value for systems with no overcasting rather than generating an error {H- and H#-functions changed, Halpha-, Hbeta-, Hgamma-, Ha-, and Hb-subfunctions, and H_...- and H#_...-partfunctions introduced} {all ...bar-functions previously based on the intg-command changed} {existing Qwbar...-, rbar...-, b...-, Qscbar...-, and wsl...-function groups replaced with new ...i-functions and single Qwbar-, rbar-, b-, Qscbar-, and wsl-functions} {specified rbar...-, b...-, and wsl...-functions removed} {hg-function changed} {Jcheck- and Kcheck-functions changed} {calcz1- and calcz2-functions changed} 1.0 introduced a graphical user interface for the program, including a main console, comprehensive orientation factor module, designed system attributes module, system generation outlook module, navigator, license text, and data index optimized functions for partial-field and full-field unweighted and weighted shading losses, and month-by-month a-values, basic, partial-field, and full-field unweighted shading losses for computational economy 1.1 added a graphical user interface shading profile factor module modified the loading and saving of projects so that information previously saved to a project in any currently unloaded modules is retained as last edited through new saves added aluminium wire choices to the wire size list in the wire loss calculator in the DSA-module

  posted 258 days ago

• SunThink 1.0 beta

  The beta version of SunThink! Solar Electricity System Analysis Software 1.0 has been released for use, available here for download.

  posted by reubenveek 331 days ago

• File released: /SunThink/1.0 beta/SunThink.zip

  posted 331 days ago

• SunThink 1.0 beta file released: SunThink.zip

  SunThink! version change log 0.6 defined functions for computing a-values, with weather sensitivity defined functions for computing b-values, with weather sensitivity defined constants and conversion functions specified b-functions under PG&E E-7 and E-6 and SMUD RTE and RTE-5 rate schedules introduced the a-table and specified b-table tools and the NREL baseline accuracy tests introduced explain_ text for end use functions and operators 0.7 defined functions for computing unweighted and weighted shading losses, plus explain_ text specified wsl-functions under PG&E E-7 and E-6 and SMUD RTE and RTE-5 rate schedules adjusted certain internal functions to accept P and F values that would return sin, cos, and tan values of 0 restructured certain iterative b-function internal functions for computational economy fixed single-season b-function internal functions to operate {H#-function argument input order changed} {H#-, hr-, and hs-functions changed; redefined certain constants and introduced O and l} {Qw...-functions changed, Qw...i-functions introduced} {single-season Qwbar...-functions changed} 0.8 modified the way weather is accommodated in the Q-family-functions, giving the diffuse irradiation from overcasting a dedicated function instead of treating it as a correction to direct irradiation, and tuned constants to tight real-wold south-facing data agreement defined functions for computing month-to-month unweighted shading losses, plus explain_ text adjusted an internal function to handle shade source boundaries north of due east and west adjusted certain internal functions to propogate error messages to end use functions for F values north of due east and west, rather than bad numbers updated the specified b-function and specified wsl-function under PG&E E-6 to reflect the revised rate schedule added a San Francisco series to the NREL baseline accuracy tests {H-, H#-, Q-, Qp-, Qw...-, Qsc-, and Qwsc...-functions changed, H- and H#-function names reapplied to signify direct and diffuse irradiation respectively, Qn- and Qnsc-functions introduced and Qw...i- and Qwsc...i-functions removed} {hg-function changed} {hRr- and hSs-functions changed} {rbarPGEe6, bPGEe6, and wslPGEe6 changed} {SanFranciscoNREL introduced, other city-NREL's tuned, NRELtable and NRELtablecheck changed} 0.9 modified the direct and diffuse irradiation functions to account for atmospheric extinction, using a fourth-order cosine-polynomial fit of the Young (1992) interpolative formula for airmass with the Meinel experimentally determined expression for intensity modified certain internal functions calculating averages over periods of days to sum individual values rather than integrate over the period for better model correspondence and greater computational robustness modified b- and wsl-functions to accept rate schedule characteristic inputs as matrices of rate, hour, and day entries rather than long series of individual inputs, enhancing flexibility, greatly simplifying the definitional script, and improving computational economy defined functions for computing partial- and full-field unweighted and weighted shading loss, plus explain_text defined functions for computing month-by-month a-values and basic, partial-field, and full-field unweighted shading losses, plus explain_ text added the w#su-operator describing a block utility rate that has one price Monday through Saturday and another price on Sunday specified rate schedule rate, hour, and day matrices for all previously referenced rate schedules, and added matrices for the Silicon Valley Power time-of-use schedule fixed an internal function related to shading to be correctly day-responsive fixed the presently unused shadecheck-function for times far from solar noon modified the first- and second-order weather factor calculating functions to return a zero-value for systems with no overcasting rather than generating an error {H- and H#-functions changed, Halpha-, Hbeta-, Hgamma-, Ha-, and Hb-subfunctions, and H_...- and H#_...-partfunctions introduced} {all ...bar-functions previously based on the intg-command changed} {existing Qwbar...-, rbar...-, b...-, Qscbar...-, and wsl...-function groups replaced with new ...i-functions and single Qwbar-, rbar-, b-, Qscbar-, and wsl-functions} {specified rbar...-, b...-, and wsl...-functions removed} {hg-function changed} {Jcheck- and Kcheck-functions changed} {calcz1- and calcz2-functions changed} 1.0 introduced a graphical user interface for the program, with with files for the main console, COF-, DSA-, and SGO-modules, navigator, license text, and data index optimized functions for partial-field and full-field unweighted and weighted shading losses, and month-by-month a-values, basic, partial-field, and full-field unweighted shading losses for computational economy

  posted 332 days ago