Modelon Ab · OMXSTO:MODEL
Modelon Ab — Investor Presentation (2021)
33 slides from Modelon Ab's investor presentation, 2021
Slide 1: Liquid Cooling Library Overview
LIQUID COOLING LIBRARY Overview ©2021 Modelon.
Slide 2: Agenda
AGENDA ❑ About Liquid Cooling Library ❑ Key Features ❑ Key Capabilities ❑ Key Applications ❑ Library Contents ❑ Modelon Compatibility ❑ Latest Release ©2021 Modelon. 2
Slide 3: About Liquid Cooling Library
ABOUT LIQUID COOLING LIBRARY • Modelica library for liquid heating and cooling application • High performance modeling of incompressible flow, including closed circuits and real-time applications • Suitable for a wide range of applications, ranging from automotive and aerospace to industrial equipme
Slide 4: Key Benefits
KEY BENEFITS • Large set of fluid component models • Generic, customizable components • Geometry based components, The pressure loss is calculated based on geometrical parameters • Medium property models • Water • Aqueous solutions of glycol, alcohols, glycerol, ammonia, chlorides and salts • Jet fu
Slide 5: Key Capabilities
KEY CAPABILITIES • Cooling systems for automotive and process industry • Engine cooling • Battery thermal management • Component selection • Pump dimensioning • System performance studies • Transient response studies • Easy realization of non-standard circuits • Support control system development an
Slide 6: Key Applications
KEY APPLICATIONS ©2021 Modelon. 6
Slide 7: Key Applications
KEY APPLICATIONS • Liquid Cooling Loop • HeatExchanger Stack • Distributed Fluid Network • Vehicle Thermal Management (VTM) 2018-08-08 ©2021 Modelon. 7
Slide 8: Example: Liquid Cooling Loop
EXAMPLE: LIQUID Visualization of temperature COOLING LOOP Dynamic model of a liquid cooling circuit. The flow is driven by a pump incorporating a table based pump curve. The external heat load is described by a ramp. A radiator with a thermostatic bypass valve cools the liquid coolant. Color bar for
Slide 9: Example: HeatExchanger Stack
EXAMPLE: HEATEXCHANGER STACK This is model for a stack with 4 heat exchangers. Vehicle speed, given by a sine block, is mapped to inlet air mass flow rate of the stack through a linear interpolation of a 1D table. The visualizers display inlet/outlet temperatures, coolant mass flow rate and cooling
Slide 10: Example: Distributed Fluid Network
Color bar for visualization of pressure in different components EXAMPLE: DISTRIBUTED FLUID NETWORK The purpose of this example is to illustrate how the dynamics introduced in the split components of LCL allows for explicit models of incompressible flow networks. Visualization of Pressure ©2021 Model
Slide 11: Vehicle Thermal Management (VTM)
CASE STUDY Vehicle Thermal Management (VTM) Objective Balancing system level requirements for cooling and energy usage Controlled temperature Results • Multi-domain physical modeling approach for energy conservation across domains (mechanical, thermal, electrical, thermofluid) and vehicle thermal ma
Slide 12: Library Contents
LIBRARY CONTENTS ©2021 Modelon. 12
Slide 13: Library Contents
LIBRARY CONTENTS • Pipes and bends • Flow resistances • Volumes and tanks • Junctions • Pump and fan • Heat exchangers and stacks • Flow modifiers and sources • Solid heat transfer • Single-phase coolants and refrigerants ©2021 Modelon. 13
Slide 14: Pipes
LIBRARY CONTENTS Pipes • Generic pipes with different fidelity and replaceable correlations • Lumped or discretized • Pressure drop • Heat transfer • Transport delay • Components with geometric loss coefficient data: • Straight pipes • Circular bend • Rectangular bend • SingleMitre bend ©2021 Modelo
Slide 15: Geometric Friction Models
LIBRARY CONTENTS Geometric Friction Models • The library includes loss coefficient data for all geometric components. Main reference: Internal Flow Systems, D S Miller Straight pipe loss coefficient Circular bend loss coefficient ©2021 Modelon. 15
Slide 16: Pipe segmentation
LIBRARY CONTENTS pipe.T[1] pipe.T[2] pipe.T[3] pipe.T[4] 100 Pipe segmentation 80 • The liquid pipe uses transport delay instead of internal control volumes. This is often more 60 accurate for liquid flow at low discretization 40 20 0 4 8 12 16 20 pipe.T[1] pipe.T[2] pipe.T[3] pipe.T[4] pipe.T[1] pi
Slide 17: Flow resistances
LIBRARY CONTENTS Flow resistances • Generic flow resistances • Replaceable friction model • Geometric flow resistances with tabulated loss coefficient data • Orifice plate and long orifice • Abrupt contraction and expansions • Flush mounted intakes ©2021 Modelon. 17
Slide 18: Volumes and Tanks
LIBRARY CONTENTS Volumes and Tanks • Closed volumes • Energy storage • Different port configurations • Heat transfer and solid thermal mass • Expansion volume • Open tank ©2021 Modelon. 18
Slide 19: Junctions
LIBRARY CONTENTS Junctions • Combining and dividing junctions • Geometric loss coefficient data for many geometries ©2021 Modelon. 19
Slide 20: Valves
LIBRARY CONTENTS Valves • Control valves • Thermostatic valves • Two , Three-legged and Four way valve • Replaceable friction and opening characteristics • Possible to include hysteresis effects Example thermostatic valve characteristics with hysteresis ©2021 Modelon. 20
Slide 21: Pump and Fan; Heat exchangers
LIBRARY CONTENTS Pump and Fan • Flexible parameterization • Multiple options for pump and fan curves Heat exchangers • Simplified heat exchanger models • Based on tabulated efficiency • e-NTU approach • Possible configurations • Gas – Gas • Gas – Liquid • Liquid – Liquid ©2021 Modelon. 21
Slide 22: Stacks
LIBRARY CONTENTS Stacks ▪ Containing 2 to 8 heat exchangers ©2021 Modelon. 22
Slide 23: Basic Components
LIBRARY CONTENTS Basic Components ▪ The AggregateVolume object calculates the total liquid volume in the system – useful for dimensioning ©2021 Modelon. 23
Slide 24: Medium Properties
LIBRARY CONTENTS Medium Properties • LCL includes models for water, motor oil, jet fuels and aqueous solutions. For aqueous solutions, the concentration can be set anywhere between zero and the eutectic composition. List of available media (aqueous solutions): • Calcium chloride • Ethylene glycol •
Slide 25: Trace Variable
LIBRARY CONTENTS Trace Variable • In this example the trace component introduced in pipe1 can be followed in the system (in pipe 8 with time delay, and in pipe 10 controlled via valve) ©2021 Modelon. 25
Slide 26: Visualization
LIBRARY CONTENTS Visualization • It is possible to visualize the temperature and pressure of the components, the opening of valves and more. • See bath tub example below. ©2021 Modelon. 26
Slide 27: Modelon Compatibility
MODELON COMPATIBILITY ©2021 Modelon. 27
Slide 28: Recommended Modelon Library Compatibility
RECOMMENDED MODELON LIBRARY COMPATIBILITY • Liquid cooling Library components are seamless compatible with HeatExchanger Library, VaporCycle Library, Engine Dynamics Library and Also with Air Conditioning Library via special adapter. • Liquid Cooling Library compatible with Batch simulation in • MAT
Slide 29: Example: LCL - ACL Interaction
EXAMPLE : LCL - ACL INTERACTION ACL Component In this model, dynamic model of a liquid cooling circuit is combined with a radiator from the Air Conditioning Library. The flow is driven by a pump incorporating a table based pump curve. The external heat load is described by a ramp. A radiator along w
Slide 30: Example: Batch Simulation in FMI Add-in for Excel
EXAMPLE : BATCH SIMULATION IN FMI ADD-IN FOR EXCEL The liquid cooling library models are compatible with batch simulation in Modelon product FMI Add-in for Excel (FMIE). ©2021 Modelon. 30
Slide 31: Latest Release
LATEST RELEASE ©2021 Modelon. 31
Slide 32: Release 2021.2 New Features
RELEASE:2021.2 New Features • A new split component was added, that allows direct specification of flow rate per path • Added derivatives in Media base class and updated the derivative annotation, so that tools can generate analytic Jacobians • New media added: • New Heat exchangers added: • Hydraul
Slide 33: Release 2021.2 Enhancements
RELEASE:2021.2 Enhancements • The following flow resistance models have been updated to account for bidirectional flow: • Contraction • AbruptContraction • Expansion • AbruptExpansion • FlushMountedIntake • EpsNTU heat exchangers improved to use the counterFlowEps as a default calculation of effecti