IDA ICE 4.8 changelog

New in ICE 4.8 (rel. to ICE 4.7.1)

• Support spectral properties of glass panes and shading materials

• Revised floor plan and other 2D geometrical views.

 Using thin lines
 New snapping algorithm with visualization of "sticky" lines.
 The floor plan shows now the cut of zones and the building body at

the selected level (instead of projection)

 The floor plan may be rotated (to facilitate adding zones with

different orientations).

 Zoom by rotating mouse wheel
 Scroll by mouse with middle (wheel) button pressed; alternatively

Left+Right buttons

• Support wall dimensions according to EN .... standard

• Separate construction for wall/slab parts facing to ground

• The numbers in report objects are saved without rounding (for optimization).
  The rounding is performed when the reports are presented or printed.

• Context menu for summary row in tables

• Improvements to drawings import with LeadTools.
  Use the latest dlls from LeadTools where some import problems has been fixed.
  Imported drawings with the same coordinate system should now be properly alligned.

• Improved triangulation in the 3d view

• Add/edit shading buildings and horizontal shades in 3D view

• New type of integrated shading: Micro lamella, Venetian blind between panes, Screen between panes

 Supported long pathnames (> 260 characters) [not yet enabled]

• Using newer versions of third-part software:

 Clipper 6.4 (instead of 4.8)
 Patches from LeadTools

• IDA NMF Translator may now build project in batch mode

• Improvements proposed by users:

• Variables linked to occupants are now labeled in diagrams as
  "var_name (occupant_name)" in case of multiple occupants

• The tables are automatically scrolled during the selection of cells

• Added submenu View -> Folders for opening folders used by IDA ICE

• Possibility so switch off face labels in Floor plan (button Show -> Visual filter -> Labels)

• The repeated messages "Erroneus end value ..." replaced with a single message "More errors in <link to end file>"

• "Auto fill" menu for pressure coefficients shows check mark for the actually selected variant
  (unless the coefficients was edited)

• Enhanced positioning of occupants and light when inserting new zones with complicated shape

• Allowed multiselection (using Shift+Click or Ctrl+Click) of rows in tables (only for tables where
  the selection has no side effect as selecting zone in ESBO).
  The selected rows may be copied and pasted to text editor or Excel.

• Allow selecting cells in the 1-st column when selecting multiple cells in a table
  (but it is not possible to start selection from 1-st column)

• Added button "Remove unused resources" to the form "IDA Resources"

• The window and doors are now shown in the zone's floor editor (to fasilitate positioning of occupants)

• New alternative for StatSens: dewpoint temperature

• Added columns "Width", "Height" and "Visible transmittance" to the table of windows

• Added column "Group" to all tables that show object in multiple zones

• Added column "Logged to" in outline view

• Excluded unused energy meter from diagram "Delivered energy - Log sources"

• Required confirmation when removing IFC model

• Protect against sharing violation when reading file modification time

• In IFC import, cut the parts of opening that are outside wall

• Support editable building bodies with holes.
  The body boundary may contain a single external contour (it should be the first contour)
  and any number of hole contours. No contours inside holes allowed.
  To add a contour when editing a body in the floor plan view, use Alt+click or right-ckick menu.

• Ignore thin components imported from skp

• Zone sensors: added operation Sum and possibility to define custom measured signals (by scripts only)

• Added information of maintenance in portal

• Overheating (summer peak) simulation

• Support room unit power as design variable in heating and cooling simulations

• Enthalpy wheel model (both in ESBO and ICE)

• Simplified form for water radiator

• Fixed losses in DHW circuit in ESBO plant

• "Zoom selected" menu command for 2D-forms

• Column "Yearly consumption" for extra energy

• Asyncronic downloading of supplier databases (without waiting)
  [may not work on older versions of Windows; the old procedure is used in this case]

• Showing more windows and openings on floor plan (in roof parts and custom-shape zones)

• time split now works for cases where last part(s) is(are) wholly within a new year.

• Input data report now also reports constructions for the different Building envelope types.

• Slab construction import (from IFC)

• Overheating simulation for ESBO

• Fixed bugs in snapping algorithm

new

• Added snapping of 1-st point when inserting new object
• Added snapping during fast connection (without entering edit mode)
• Suppressing snapping by pressing right mouse button
• On wall editor, snap to adjacent walls and faces and to visible features on these walls/faces

[Beta 06] 17-06-29

• Parametric runs: new options; update diagrams while running

[Beta 07] 17-07-25

• Rotating roof editor (similar to floor plan)

• Parametric runs: allow keepeng old results

• Dialog for scalebar properties in 3D variable animation and parameter visualization

[Beta 08] 17-07-28

• Graphic scripts (see separate document)

[Beta 09] 17-08-07

• Added to graphical scripting
  "Add to" menu item for adding input to graphical scripts (in addition to what worked with parametric runs)
  New symbols for input and output for graphical scripts
  Access to list of graphical scripts via menu and toolbar
  Sorting graphical scripts by dependence

• Trying to avoid repeated refreshing of views

• Enhanced sticking of connection lines. Stick the ends to connector spots
  (or to symbol's border when there are no spots)

• Fixed insertion from graphical palette by double-clicking

• Fixed error in autosaving of output files

• Trying to recover after some errors at reading systems

• Added "Sticking force" to editing options

[Beta 10] 17-08-10

• Fixed some bugs in Beta 09

• Fixed rotating imported CAD in floor plan

[Beta 12] 17-08-23

• Updates to Daylight extension:
• Median value
• Area above and below value
• Visualization of ground object

• New algorithm for calculation the sizes of the walls and thermal bridges
  (does not work yet for building corners with inner wall/slab)

• Show expanded walls in 3D view

• Fixed searching in tables and editor views

• Fixed problem with visualization of ground constructions

• Fixed converting ideal coolers and heaters to resources

[Beta 13] 17-08-31

• Updates to Daylight extension:
• Flip normal of pane polygons when exporting to Radiance

• Updates to CFD extension

• Sensitivity analysis

• Faster sticking

• "Viewer mode" with switches -C viewer -V

• "Export to IFC" added to Tools menu

• Fixed page size of flexible forms (to avoid scroll bars)

• Show leaks and chimneys in the 3D view

• Fixed glazing with venetian slats layer (bug from ICE 4.8 Alpha 03)

[Beta 14] 17-09-01

• Updates to CFD extension

• Fixed some bugs in Beta 13

[Beta 15] 17-09-06

• Added to mapping menu: mapping to output from graphical script

[Beta 16] 17-09-20

• Viewer mode

• Show messages from GenOpt if optimization failed

• Show wall areas and UA with selected envelope area definition

• ESBO: updated Polish translation

• Fixed ground wall constructions for pre-4.8 models

• Customized export from tables to parametric run

• Fixed multiple bugs

[Beta 17] 17-09-29

• New version of CFD

• Updates to Daylight extension:
• The Radiance parameter ar is now calculated as 2*Dmax
• Added new set of Radiance parameters: Super high precision
• Made High precision the default setting

• Enhanced calculation of wall sizes and lengths of thermal bridges

• Enhanced sticking with rotation when dragging an object with Alt key pressed

• In ESBO set coolpanel_offset = 0.1

• Select zones from list in Daylight and CFD

• Improved stability when selecting zones from 3D view in Daylight and CFD

• Toggle all selected Boolean parameters in a list by clicking an check box
  or Space key

• Fixed multiple reported bugs

[Beta 18] 17-10-09

• New version of CFD

• Fixed a number of crashes in the 3D view

• Fixed multiple reported bugs

[Beta 19] 17-10-12

• Articles in portal tied to IDA ICE version

• Fixed multiple reported bugs

[Beta 20] 17-10-13

• Modifications to TankStrat and PMTTap models in ESBO plant

• Fixed bugs in portal

[Beta 21] 17-10-24

• Added PCM walls

• Changed external area definition for infiltration from "internal area" to
  "overall internal area", according to ISO 9972.

• Removed option for infiltration per air-wetted surface (still works in old models)

• Added icons for floor and wall towards ground

• Fixed sections of building and zones for floor plan. Now it should work even if
  some walls or faces are non-flat or missing

• Fixed bug in calculating the shape of zones limited by surfaces of all three
  types: ceiling at given height, roof parts, and vertical building faces

• Fixed face boundaries in wall editor

• Fixed selection of cells in tables (was slow)

• Fixed bug in "zone to roof" in case of multiple building parts (bug in Beta 20)

• Fixed 3D visualization of floor/ceiling constructions behind floor heating layer

• Fixed opening multiple systems by dragging from a folder

[Beta 22] 17-11-17

• SKP-import produces editable buildig/zone shapes when possible

• Add extruded 3d geometry on surface

• Fixed model AxialFan

• Fixed error in 3D selection that could lead to crash

• In floor plan, support cuts of 3D objects with >4095 vertices in one line

• Fixed maximization with GenOpt

• Option to keep building body in IFC import

• Fixed shades from building body in Daylight

• Fixed values of parameters eLWRad and eLWWall in radiaror models CEColPnl,
  CEWatHet, ElRad, HCPnl (default values was used)

• Fix bug with time split

• Avoid crash when schematic view is too big

• Added developer option "Do not generate schematic view"

• Fixed bug in showing complex surfaces in VTK

• Support tables with calculated number of summary rows

• Fixed bug in undo/redo when editing polygons

• Fixed colors for corner numbers on side bar

• Fixed problem with renaming packed idm files

• Fixed translation in dialog "Preferences"

• Fixed default "k" for cooling device

• Fixed some bugs in ESBO wizard

• Avoid crash when printing to long (>32K) string

• New version of CFD

[Beta 23] 17-12-07

• Changes in window models that fixes U-value of frame.

• Use air speed at occupants in comfort reports

• Removed summary row from zone results tables for design simulations.

• Fixed bug with selecting external shades in 3D.

• Fixed invoking walls toward ground

• Fixed light control with detailed windows

• Show information about non-installed extensions required by models
  (ASHRAE_90_1, boreholes, ice-pool, local-se)

• Zone models: use Linearize(1) on nOccAct

• Avoid division by 0 in computation of Mair, local units

• Included radiator library

• Support opening IFC file (e.g., by dragging to ICE), also in the IDA ICE Viewer.

• Window pane heating (at advanced level only)

• Fixed distribution of infiltration in ESBO

[Beta 24] 18-01-12

• New form for HP air/air

• In ISO 13370 ground model, use virtual layers with same u-value for whole floor
  (instead of proportional to u-values of floor parts)

• Fixed calculation of wall geometry for zones cutted by building body
  under ground level

• Support dragging zones and building body to 3D view

• Fixed dragging multiple objects from a list

• Fixed opening objects from lists by pressing "Enter"

• Fixed field "simulated" for overheating simulation

• Fixed links to reports in "Simulation" tab

• Fixed vertical alignment of pictograms in text elements with markup

• Fixed erronious modifiacation of roof height when setting "z ceiling" to wrong value

• Fixed resetting of arrays to default value in case when the "default" has smaller size

• Fixed pasting for "reference" cells in tables

• Fixed loosing focus when selecting in lists by pressing arrow keys

• IFC import: Bug fix for revolved walls, circular and elliptic curves

• Fixed connection from source objects (files, tables, constants) to control targets
  in control macros

• Fixed cyclic connections (ceiling to floor) of HC units when the floor (or the
  ceiling) ignores the adjacent faces.

• Fixed error in set-focus that sometimes prevented zooming by mouse wheel.

• Fixed refreshing icons with input fields (like Constant icon) after editing properties

[Beta 25] 18-01-18

• Support HC floor objects in walls

• Support duct shape and roughness for chimney at std level
  Support custom duct shape (with given d_hydr and area=size1[1]*size[2])

• Removed limit n<=7 for number of layers in an adiabatic wall

• Fixed pasting to tables (bug in Beta 24)

• Fixed error in input data report (bug in Beta 24)

• Make it easier to recover damaged packed idm files (when no unpacked version exits).
• Store idm files before plot files
• Add a comment with file name at the end of every idm and idc file

• Fixed error in writing of start values to IDA file for big arrays (with >= 32K elements)

• Fixed checking for changes in version project cases when closing the program

• New forms and warning text for heat pumps

• Fixed error in light distribution for non-convex zones with floor level > 0.

[RC 01] 18-01-23

• Fixed standard edition

• Updated documentation

• Fixed bug in 3D with visualization of enumerated parameters

• Fixed working in offline mode

• Fixed vector connectors in some icons

• Fixed form for Parametric runs (changed text, removed unsupported options)

• Support custom background for diagram (instead or in addition to the grid)

• Fixed bug in ground model (introduced in Beta 24)

• Fixed Summary page for energy simulation in ESBO

[RC 02] 18-01-26

• Fixed construction update problem in 3D

• Warning when COP close to Carnot COP. Machine COP will be limited

• Replaced heat pump models in the database

• Disable inserting graphical script in standard edition

• Fixed bug in occupancy model

• Fixed bug in inserting shades in 3D (introduced in Beta 24)

• Fixed loading system in batch mode

• Fixed menu for fields in property pages

• Fixed bug in MicroCP

• Revised Radiator library

• Changed pictures in Thermal bridges

• DetWind: UFramePure declared as A_S to enable analytical Jacobian

• Fixed loosing icons in menu

• Included DHW losses in "Used energy" for ESBO plant

• Fixed problem with HVAC surfaces in Daylight

• Fixed events in PCM wall model

[Release] 18-01-30

• Some changes in palettes

• Fixed resizing of horizontal and vertical segments

• Removed events from PCM wall model

• Parameter solPump.mpmode in invoked ESBO plant changed from 2 to 1

Changes in models

Cewind

WinTypeSpec Variant of WinType supporting spectral properties more detailed than in the
connected detailed window models

CESIMZON Support SW and light reflection from window/opening surfaces.
Normally set to 0 (the reflection is implemented in connected models).
Set positive value to force reflection.

CESIMZON New model for heat from occupants (adaption of clo value to
CEDETZON set activity level)

CESIMZON Warning if zone temperature TAirMean > TAirHigh (parameter) and
CEDETZON TAirMean < TAirLow (parameter).

DetWin Support shading layer with direction-dependent properties given by tables
WinType
WinTypeSpec

SimpleFC Added small mass for Tcoil for stability

EMETER Added output variable for extra power [W]

statsens New sensor signal 11 = Dew point [Deg-C]

Shade_C Fixed case 0 < calc < 1

ccsim Added error message when bypass factor >=1
(moved from function bypass)

GHX_SLin New caluculation of Nusselt number for mixed flow

Enthalpy_Wheel
New model

CEWind Fixed expression for QSOLAR1

Face Min value of HeightAboveSea changed from 0 to -1000
Shade
Shade_C

OWCT Bug fix in par proc compution of TAir_out_d if wet mode.

CCSIM Remove NMF_ERROR call if bypass calculation doesn't converge.
CCSimBrine Rating conditions are then probably in dry mode, which should be OK.

Shade_C Fixed external shading calculation if case when the control signal is not 0 or 1

CCSimCtr Default start value of variable ON changed from 1 to 0
HCSimCtr

Face Fixed calculation of WindVelLoc

PMTTap Changed dp0 default to 0.01

TankStrat Modification of plume calculation. Pressure relief valve and additional
heat conductivity due to tank wall implemented

airnode New model

emeter Changed calculation of StartYear for compatibility with
time-splitted simulations

bddctwrk Disabled chimney length = 0

CESimZon New result: convective heat flows
CEDetZon

hxsimctr Balance equations rewritten to improve robustness.
Added runtime warning if leaving temp lower than minimum allowed temp.

syntclim Removed unused parameter hrMaxTemp

dbfacade Fixed expression for QConvInWin: using aWinIn instead of aFace

OnOffwDelay Restart at new integration phase

CombiTable1D Added new models (from Modelica standard library)
CombiTable1Ds
CombiTable2D

SepSign Fixed link

[Beta 21]

PCMWallH New model for PCM wall

AxialFan Fixed errors

[Beta 22]

CEWind Fixed u-value of frame
DetWind

CESimZon Avoid division by 0 in computation of Mair, local units.
CEDetZon

CeSimZon Linearize(1) on nOccAct.

DynRad Radiator library (new) [revised in RC 02]
DynSensor
DynSensor1
ModCtr
PMTContraVlv
PMTSensor
RadHyst
RadValve
RadValveHyst
RadWaxA
SampCtr
VLV3DET
multi3posctrl

DetWind Added pane heating

ADWALL Removed limit n<=7 for number of layers

Bddctwrk Support custom cross-section shape

[RC 02]

HeatPump Warning when COP close to Carnot COP. Machine COP will be limited

MicroCP Corrected bug in Mair equation.

DetWind UFramePure declared as A_S to enable analytical Jacobian

pcmwallh Revised

Fixed bugs

• Fixed color of connection lines between plant and AHU

• Fixed missing connection in case when a single local AHU
  and none central AHU are connected to plant from AHU side

• Attempt to fix problem with closing ESBO portal (not tested)

• Fixed table page for diagrams when time slice = month March
  (problem with missing hour due to daylight saving)

• Fixed function text-as-string. Sometimes crashed if called
  (e.g, to refresh a window) while invoking models.

• Fixed updating energy meters and carriers marked as default
  after changing the building-level default values

• The default volume of a newly added tank in ESBO and ESBO Plant
  was set to the total floor area every time when this area was changed.
  Now fixed.

• Removed warning message when conneting with ProSelect

• Fixed release date in "About ESBO"

• Removed wrong tooltips from window forms

• Fixed "Save to palette" for macros with submacros or input files

• Fixed bug in connecting non-rectangular inner features (windows, openings, HC devices)
  The wall parts and HC floor was connected correctly

• Fixes bug in replacing models with flow connections (the flow was bounded to zero)

• Fixed Autosave (did not work before first simulation, even in ICE 4.7)

• Fixed errors in simulation time:

1. If the simulation time is not from 00:00 to 24:00, the date might be shown incorrectly
   2. If the length of dynamic startup has been not equal to 24 h before the startup
   phase was switched to periodic, the time scale in progress dialog was wrong.
   3. When generating reports, the simulation time is fetched from "project report" that might
   be not generated yet. Now it is generated first.

• Fixed crasch in case when a component has a name longer than 40 characters which
  contains at least one non-ASCII character (like å or ­ç)

• Fixed bug in connecting non-rectangular inner features (windows, openings, HC devices)
  The wall parts and HC floor was connected correctly

• Fixed function remove-results.
  It could set the value of an array variable to a default array that has wrong size.
  The function is called in version projects, when opening a version that requires updating.

• Fixed pasting integrated shading to cells in the table of windows

• Fixed "To date" in cooling load simulation with climate file.
  The end time 24:00 was shown as 00:00 next day.

• Fixed copy and print of diagram with error text (e.g., "No data in time slice")

• Fixed editing plot lines in source tables (was not available)

• Fixed error when sorting windows and skylights by opening control

• Allowed inserting skylight in horizontal parts of complex ceilings

• Fixed function (:openings building) to include openings inserted into fasade

• Fixed ticmarc text for y-axes in case of exponential form (was cutted from bottom)

• Fixed sticking to imported graphic containing lines with no points

• Fixed icons in context menus (sometimes disapeared)

• Fixed crash in comfort report for multi-year simulations with detailed occupancy schedule

• Fixed bug in overlapping HC floor with wall part on other side

• Fixed BoilerControl link in GasBoil_multTSet icon.

• Warn if the dummy ceiling below the complex roof contains non-supported features

• Fixed model for layer between zone and 'HC floor' in a part of complex roof.
  Was used RCWALL model with all (except the area) default parameters

• Fixed design parameters for pumps in exhaust air heat recovery

• Fixed formatting of non-ASCII text (the calculated width might be wrong)

• Fixed some missing translations

• Fixed "Cancel" of new opening/shading custom control

• Fixed overflow error when zooming floor plan

• Fix bug in number of coeff's for pump power (riding-the-curve).

• Unactivated "Run" buttons in extensions when running in ICE Viewer

• Fixed reloading generic constructions after changing language

• Fixes error "NIL cannot be turned into a pathname" when starting ESBO

• Fixed false warnings about zones out of building

• Avoid crash when opening case with wrong wall with 0 corners

• Added missing function read-sequence (used to read non-ASCII text for portal)

• Fixed error in "Energy balance" table on Summary tab.
  The zone multipliers was ignored when filling this table.

• Fixed replacing objects in outline view.

• Fixed errors in the integrated shading in the externior window in double-glass fasade:
• The slat angle was ignored
• The sensor side was ignored
• The built-in solar control did not work when "Sun" strategy was selected
• It was not possible to combine the built-in solar control with custom control macro

• Fixed saving result files when saving older versions of systems in packed format

• Fixed parameter zTerm for horizontal openings (was sometimes out of zone)

• Fixed hour ticmarks for time period starting not at midnight

• Fixed bug with Radiance crashing with long names of objects.

• Fixed bug with strange visualization of double sheet façade outer frame for small frame fraction.

• Fixed bug with incorrect position of horizontal opening in geometry sent to Radiance and OpenFOAM.

• Fixed bug with 3D visualization of reflectance from Daylight tab.
  The diffusive (non-specular) reflectance was shown instead of the total.

• Fixed bug with not used user defined external shades show on Daylight tab.

• Fixed bug with possibility to select sky model for daylight factor calculation.

• Fixed bug with setting Flipped flag when setting constructions on slabs from the 3d view.

• Fix the bug when Profile dialog is shown behind the Schedule dialog

• Fixed the order of fields in the heating summary form (significant for Excel export)

• Fixed refreshing lists after changing of default glazing

• Fixed error when editing the shape of zones with wrong geometry (duplicated vertices)

• Fixed collecting results of daylight calculations in version projects

• Fixed bug that made it impossible to set a daylight measuring plane to offset from
  walls before going to 3D tab.

• Fixed bug with wrong 3D visualization of integrated and external shades in horizontal roofs.

• Fixed delivered energy summary for ESBO (some columns was always empty)

• Support zero window area in simple ESBO room

• Fixed design power in ESBO AHU with electric heating coil (the parameter was ignored)

• Fixed wall numbers on the picture in directed operative temperature diagram

• Fixed holidays with floating date for case of multi-year (including startup phase) simulation

• Fixed bug in calculation of the zone floor area (then parts of wall are included in floor area)
  The error was significant only in case or thick external walls.

• Fixed error in selecting zones "by AHU"

• Ignore hidded data when searching objects

• Fixed calculation of wind speed for film coefficients and shading control

• Disabled editing glazing properties calculated according to ISO 15099

• Fixed links in the icon of model SlidingAvgMinMax

Solves problem with long model names (> 100 characters)

• Fixes failures in version projects by changing the order of execution of
  script command :UPDATE

• Fixes failure in function EVALUTE-SCHEDULE

• In IFC mappong dialog, disabled searching openings in database

• Fixed bug in merging of results after time-splitted simulation

• Fixed bug in metering of extra energy

• Fixed bug i Diff tool

• Eliminated saving unchanged diagram forms with user's systems

• Trying to avoid error messaged when closing the program

• Fixed failure in simulation of leaks located in ceiling