Release Notes Polysun 4

Version 4.4.0.3 / December 17th 2008   downloading this version

• Multiplier Component:
  Multiple-but-identical load definitions (e.g. identical multifamily dwellings that have local DHW units/boilers) can now be specified once and then be multiplied by the new Multiplier Component instead of re-drawing them several times (Designer)
• New Building Model
  • Building can be specified complying to international standards using its U value
  • Building can be specified using its maximum heating energy demand on the coldest day of the year (method often used in Germany)
  • Building can be described complying to European standards by specifying its yearly heat loss and energy demand
• New Components
  • PVT (Thermal collector with integrated photovoltaic modules), only available in the DESIGNER version
  • Ground Water Probe for water/water heat pumps
• Extensions to the Scheme Setup Wizard
  • Wizard can now be used for setting up photovoltaic and combined photovoltaic/thermal schemes
  • The ASHRAE collector standard has been included into the wizard
• New Schemes
  • New Spanish, Chinese and Vela Solaris schemes using the Load Multiplier component
  • New DHW schemes complying to the German VDI standard
• Improved Stratifier Lance Model
  • New model includes flow rate dependent lance efficiency
• Improved Controllers
  • New controller component combining several controllers' functionality
• Hot Water Demand
  • New hot water circulation model available
• Improved Professional Report
  • New: Information about the solar circuit and the fluid used
  • Additional information for several component types
  • PVT overview
  • Improved SFn chart for values with more digits
  • Minor corrections in the report Layout
• New Languages
  • Greek
  • Rumanian
• Problems Solved
  • Better stability and accuracy in particular for schemes containing plate heat exchangers and three-way valves
  • Improved error messages

Version 4.3.0.1 / October 14th 2008   downloading this version

• New Features in the Professional and Designer Versions
  
  • Multiplier Component:
    Multiple-but-identical load definitions (e.g. identical multifamily dwellings that have local DHW units/boilers) can now be specified once and then be multiplied by the new Multiplier Component instead of re-drawing them several times (Designer)
  • Result Comparison with Reference System:
    Different variants of a system can now be compared with a user-selected reference system by just one click. In the result summary, the performances of the simulated variants and of the chosen reference variant are shown in joint tables and graphs.
  • Pump and IAM levels:
    IAM values of solar thermal collectors and pump curves are now editable
  • Master Tanks that fit into any hydronic scheme and that make changing tank volumes easy: the creation of new tank entries is not required any more. Tank volumes range from 100 to 1500 liters, battery tank volumes up to 5000 liters.
  • Photovoltaic Systems / Inverters:
    Polysun checks if the selected converters matches to the photovoltaic modules
  • New PDF Report Layout:
    Additional PDF report with new, improved layout can be generated
• New Features in all Versions
  • Wizard Hints:
    Project Wizard helps with dimensioning the solar thermal field and storage tank
• New Hydronic Templates
  • Two large-scale DHW schemes according to VDI 6002 (Designer)
  • High pressure process heat schemes (Designer)
  • District heating schemes (Designer)
  • Typical French schemes where the solar heat is fed directly into floor heating loop (Professional & Designer)
  • Several reference schemes for comparison between standard an solar systems
  • Two new Hoval schemes

• New Components in the Database

•  
  • Master Tanks that fit into any hydronic scheme
  • Several new Heat Pump entries
  • US pump entries
  • Viessmann collector entries
  • Rehau collector entries
  • Thermosolar collector entries
  • SPF collector entries

• Country- and Company-Specific Improvements

•  
  • USA: SRCC certified collector database included in Polysun 
  • USA: Improved/extended pump catalog for US schemes
  • Spain: Multi-unit station (Designer)
  • France: New hydronic schemes typically used in France (Professional & Designer)
• Resolved Problems

•  
  • Improved stability and accuracy, in particular for schemes containing external heat exchangers and three way valves
  • Pool cover timer now works correctly on southern hemisphere

Version 4.2.0.5 / October 2nd 2008

• change:  Update of the Helios building model
• bugfix: Polysun - updater

Version 4.2.0.4 / June 30th 2008   downloading this version

• feature: Simulation of photovoltaic systems, also in combination with hydraulic systems (with version "Polysun4 Professional" and higher; for some templates only with version "Polysun4 Designer")
• feature: Simulation of geothermal probes by employing a comprehensive model taking into account all important factors of influence (with version "Polysun4 Professional" and higher; combined simulations of geothermal probes and solarthermal systems with version "Polysun4 Designer")
• feature: Simulation of brine-water and water-water heat pumps based on nodes according to the EN14511 and EN255 norms
• feature: New assistant for creating new projects and for choosing the most suitable template fulfilling given criteria
• feature: New process heat and energy network component "Thermal Demand" for simulation of arbitrary energy demands (in version "Polysun4 Designer")
• feature: Tracking of solar collectors and PV modules using one or two axes (with version "Polysun4 Professional" and higher)
• feature: Now a Greek version of Polysun4 is available
• feature: Generalized model tanks in different sizes that fit into all templates (in version "Polysun4 Professional" and higher)
• feature: New American hydraulic templates added (in version "Polysun4 Professional" and higher)
• feature: New French hydraulic templates added (in version "Polysun4 Professional" and higher)
• feature: Additional locations added
• feature: Swimming pool temperatures now also shown in the PDF reports
• feature: 16 new entries in the collector catalog according to SPF testing results
• feature: Elco collectors added to the catalog
• feature: Thermosolar collectors added to the catalog
• change: Major revisions and extensions of standard hydraulic templates (some templates may be available only in version "Polysun4 Professional" or "Polysun4 Designer")
• change: Significantly improved speed of the PDF report generator
• change: Improved control and convective flow generator model for thermo-siphon systems
• change: In the Polysun4 building model the specific heating energy demand is now defined together with the area of the heated living space
• change: Extensions of the German, French, and Spanish users manuals
• change: Extended calculation of economic aspects profitability
• change: Improved graphical result overview
• change: Automatic updating of the users license if required
• bugfix: Fetching licenses now possible using Asian font sets
• bugfix: Corrected heat loss calculation for tank-internal heaters
• bugfix: Corrections for some controllers whose data were not printed correctly in the reports
• bugfix: Negative loss coefficients for collectors specified according to the American ASHRAE norm
• EVS: Evosolar company version released
• HVL: Added tanks, heat pumps, templates, and corrugated pipe
• HVL: Corrected collector data
• HVL: Optimized controller model for auxiliary heating systems
• HDN: Revision of templates
• HDN: Corrections for some collectors
• SOK: Now fractions of collector fields can be specified through the variant assistant

Version 4.1.0.2 / March 18 2008   downloading this version

• feature: Economy calculation added
• feature: Hot water according to VDI6002-Profiles
• feature: Collector tracking, single axis and full tracking (Pro/Designer)
• feature: ASHRAE collector norm (American Standard)
• feature: Define heat pumps not only in EN255 norm but also in EN14511
• feature: Heat pumps with additional electrical heater
• feature: Improved Tutorial (German)
• feature: New language: Chinese
• feature: New Cold water profiles for Spain and China
• feature: Improved tool tips: additionally show the chosen component
• feature: Oil as a new heat transfer medium for high temperature applications
• feature: Improved controllers for auxiliary heating: second temperature level, modulating controller
• feature: new locations (in Germany, Italy and USA)
• feature: additional hydronic systems
• feature: New collectors, heaters, storage tanks, heat pumps for Hoval
• feature: New collectors, heaters, storage tanks, heat pumps for Heliodyne
• change: layout of the PDF-reports
• change: simplified variant wizard
• change: sorting order in catalogues and choice lists in selected languages
• change: Pool temperature start value: pool simulations are quicker in steady state (shorter preliminary simulation)
• change: clicking on a template opens a dialog to take the template into the project or to create a new project
• bugfix: multiple display of the fuel savings eliminated
• bugfix: PDF-report of systems without auxiliary heating
• bugfix: correction of some wrong location names in China and Taiwan
• bugfix: correction volume current in T-junction
• bugfix: several small corrections in the translations
• bugfix: errors in the unit conversion corrected
• bugfix: installation of application and datafiles in the same directory is possible
• HVL: Hoval enterprise version released
• HDN: Heliodyne enterprise version released

Version 4.0.5.3 / December 17 2007   downloading this version

• feature: detailed air-water heatpump model based upon measuring data according to EN255
• feature: new simplified building model which allows using several heating loops (radiators and floor heating)
• feature: on the page for the definition of the consumer now newly the guess for use of building and warm water is displayed
• feature: User documentation in French is being added, reachable through the Polysun-menu "?"
• feature: several extensions on the controllers:
  • solar loop pump with "Match Flow" on temperature or "Specific Flow" on  flow rate/collector area adjustable
  • frequency controlled pump for fresh water station
  • the controller temperature can be used with a and/or combination which opens new strategies to load the storage
  • Tooltips were added and upgraded for the time being in German and Italian and additional into Czech
  • fields not used for the controller are being faded out
  • partly there are new controller characteristics implemented within the solarcontroller
  • all controllers are being documented inside the manual (at the time in German only)
  • possibly old projects have to configured the controller temperature new
• feature: in Professional and Designer version 40 new Sonnenkraft and 9 Prosolar company versions are available
• feature: Rotex company versions are complemented with two new examples
• feature: a template each with heatpump and new building model
• feature: 23 new SPF-tested collectors are added
• feature: placing a boiler you can choose if an internal pump shall be created for the boiler
• feature: new pools are added into the catalogue
• feature: Help-pages in Czech
• feature: When several licences are being installed, the last choice is being preselected
• change: thermosiphon templates are raised in max. tank and collector temperature
• change: shading device of the buildings windows is controlled independantly of the wind speed
• change: in the window for component modification the picture is being shown in regards to the catalogue's choice
• change: instead of the tank oriented solar fraction input SFi  the overall solar fraction input SFn is being displayed increasingly. Overall using pool-templates the solar fraction input can vary highly from the overall solar fraction input.
• change: within the catalogue and PDF-Report newly the data source (test institute) of the collectors is being shown
• change: the templates within the folder Special/Spanish systems are complemented with continuous flow heaters
• bugfix: tank with imersion heater within the lower area can be edited
• bugfix: conversion into American units
• bugfix: correction of the sky temperature of some positions

Version 4.0.4.3 / 7th of December, 2007

• feature: enhance simulation speed
• feature: language translation updated
• bugfix: compatibility problem solved

 
Version 4.0.4.2 / 13th of September 2007   downloading this version

Due to the change of the Java version this update is rather large (~65 MB). Therefore the update process might take longer than previous ones.

For Windows Vista users it is strongly recommended to uninstall the previous Polysun version first and to install the current version newly, instead of performing an update.

• feature: manual – an extensive user manual is available in the Polsyun-Help menu "?". languages (DE, EN, IT, ES)
• feature: new system type "thermosiphon" available, wizard adjusted
• feature: new boiler type continuous-flow-heater
• feature: boiler database enlarged, 5-1000kW, gas, oil, pellet and firewood boilers, 5-25kW continuous electro- and gas-flow-heaters
• feature: new pool type „indoor pool“
• feature: Windows Vista compatibility
• feature: the message „energy demand not met“ is split into „energy demand of building“ and „energy deamand of DHW“
• feature: separate indication of yearly solar fraction of DHW and space heating in the report
• feature: the user is free to chose the folder where to install Polysun
• feature: revised pool templates
• feature: revised calculation method of the outdoor pool, pool absorptance is definable by the user and water surface transmittance is corrected
• feature: ToolTips of components and results are complemented
• change: storage tank heat losses are no longer added to the circuit heat losses (Qint.)
• change: units of fuel saving corrected
• change: license files are saved in the data folder, therefore an authorization of saving files in the program folder is no longer necessary
• change: upgrade to Java 6, calculation timed reduces by 25%
• bugfix: a building can still be copied after double clicking on it
• bugfix: faulty weather data locations corrected (e.g. Dublin)
• bugfix: Czech report corrected
• SOK: a diagram of the daily maximum collector temperature, the controls, the total absorber and overall collector area are shown in the report
• SOK: SPF buildings are no longer selectable
• SOK: control SKSC3 manages an aditional collector field and pool
• SOK: new templates Comfort plus 1,2 and 4
• SOK: all Comfort plus 1600 and 2000 newly with two storage tanks
• SOK: new templates Compact 2 with pool
• SOK: new templates Compact 1 with continuous-flow-heater for Spain
• SOK: templates with space heating run more reliable and are less susceptible to not meeting the energy demand
• PRS: solar control renamed to PS600
• SRG: extended with thermosiphon templates
   
  

Version 4.0.3.1 / August 3, 2007

• feature: separated yearly solar fraction values for DHW and heating demand in the PDF-report
• feature: coat heat exchanger
• feature: thermosyphon with lying tank
• feature: boiler overall efficiency in the component results
• feature: CO2-savings in the component results and the PDF report
• feature: fuel-savings in the component results and the PDF report
• feature: new catalog fuel
• feature: better graphical resolution in the PDF report
• change: template 4a thermosyphon is replaced
• change: translation improved

Version 4.0.3.0 / June 29, 2007

• feature: new version of building simulator Helios (2.00 20070530)
• feature: new version of weather data Meteonorm (6.0). Data range 1996-2005, improved interpolation algorithms
• feature: solar fraction for combi systems now with separated hot water and heating portion (approximative, note that an exact definition in full system generality is not possible)
• feature: tool tip delay is now editable in Extras. Default: 0.4 sec.
• feature: new locations added
• feature: collectors for Elcotherm added
• feature: number of collectors is now listed in pdf report
• feature: tool tips for result and fluid loop overview
• change: E-mail address is now checked when installing the license
• change: changed default parameters for temperatur controller
• change: limit for the message 'energy demand not met' reduced from 95% to 90%.
  
• bugfix: u-value for building simulation now read correctly
• bugfix: 'broken pipe' error fixed
• bugfix: correction of the volume calculation in internal tanks
• SOK: new templates Compact1 160/200 and Comfort plus 3 800/1000/1600/2000
• SOK: collector SK500N set as default in the wizard
• SOK: controller for FWM now sets the primary and secondary flow depending on withdrawal flow
• SOK: keep correct number of collectors when another collector is chosen from the catalogue
• SOK, PRS: corrected materials for storage tanks and isolation thickness
• SOK, PRS: comments added for templates
• SOK, PRS: building definitions 'standard', 'low energy house', 'passive house' changed according to new Helios and Meteonorm
• SOK, PRS: separate solar fraction for hot water and building simulation now in PDF Report
• SOK, PRS: SLM flow controller now temperature dependent for primary and secondary side
• SOK, PRS: GSS licenses no longer supported because they are fully replaced by Sonnenkraft and Prosolar licenses

Version 4.0.2.6 / June 4, 2007

• feature: Czech is integrated as a new language (help and report are missing still)
• feature: tabsheets within the resultdialogues are now put into alphabetical order
• feature: within the dialogue of the elements definition the loop definition can be shown using a new button
• feature: within the dialog of the pipe definition using a new button can transfer the pipe definition onto other pipes
• feature: new liscense agreement visible through info-dialogue (license)
• feature: if a catalogue is changed over the main menue the system is newly simulated if necessary
• feature: error message is shown if license cannot be saved because of missing access rights (writing)
• feature: error message is shown if u-values of the buildings isolation of the chosen building type is too high
• change: fresh water supply for pool variants is increased  to 2%
• change: bigger circulating pump for pool templates
• change: help pages are adjusted and links are set to Vela Solaris, FAQs and support partners
• change: translations completed
• change: u-value of the walls of the buildings with isolation 'not insulated' is put up to 1.0
• change: templates are optimized
• change: if the timers controller is turned off the outlet is put to 'off' (independently of the signe of the outlet)
• bugfix: the selection of the optional controller in- and outputs can be put back (button x)
• bugfix: when loading a project with a building the saved value is selected for the heating pipe
• bugfix: saving a project the project comment is being saved too
• bugfix: direct irradiance onto pool is corrected
• bugfix: import of projects with user-defined collectors is possible
  
• bugfix: simulation is possible although absence is deactivated
• bugfix: position of the sun for the southern hemisphere is being corrected
• bugfix: when the circuit overview is shown the variants results can be shown as well

Version 4.0.2.5 / April 5, 2007

• The location last chosen is being taken over when using the project-wizard as well as creating a new project.
• Looking at the results 'saux' is only showing when clearly defined.

• Tank-designer expanded with port 9 and 10
• Translations in Italian and Spanish supplemented
• Correctins for Pro Solar and Sonnenkraft version

Version 4.0.2.4 / March 12, 2007

• New catalogue (air exchange rate, efficiancy heat recovery and others)

• Improvements with translations
• Corrections for Pro Solar andSonnenkraft version

Version 4.0.2.3 / February 27, 2007

• Graphical preview for the model overview

• SFi or SFn-results depending on the installation
• Simplification of the pull-down menues for the user level light
• Thermosiphon-installation (Beta-Test)
• Pro Solar firm version

Version 4.0.2.2 / February 15, 2007

• Corrections installations-templates
• Swedish system with bivalent tank
• new positions for Portugal
• Firm version Sonnenkraft

Version 4.0.2.1 / December 22, 2006

• Language Portuges
• Collector catalogue update

Version 4.0.2.0 / December 11, 2006

• Firm templates Rotex (Beta-Test)
• Specified-templates for Swedisch and Spanish systems
• Return stroke increase
• New model unglazed collectors
• Fresh water modul including an external heat exchanger
• Stratifier lance including an external heat exchanger