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Flownex® SE simultaneously solves mass, momentum and energy in conjunc-tion with two-phase fluid properties for system models. This makes it ideal for modelling supercritical CO2 cycles where key design parameters can be analyzed and optimized.
BRINGING NUCLEARQUALITY AND STANDARDSTO SYSTEM SIMULATION
Flownex® is developed in anISO 9001:2015 quality assurance systemand NQA1 supplier approved environment.
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DESIGNANALYSIS OPTIMIZATION
TYPICAL USES:
System sizing
Component sizing
Determining operating ranges
Flow, temperature, pressure, power consumption, etc.
Testing of control philosophy
Simulation
Performance assessment
Modi�cation assessment
Root cause failure analysis
System behavior examination
Performing basic �ow and heat transfer calculations
Thermohydraulic principles and properties referencing
SUPERCRITICAL CO2
www.flownex.com [email protected]+27 18 297 0326/7
Flownex has a friendly user interface and simple modeling tasks that can be learned quickly. Their support team has also been very responsive in assisting us with the modeling of more com-plex systems.
Megan HuangPrincipal Engineer GTI
LINKS TO EXTERNAL SOFTWARE:
S I M U L A T I O N E N V I R O N M E N T
WORKBENCH INTEGRATION
SOFTWARE CAPABILITIES AND FEATURES
INTEGRATE BALANCE OF PLANT
Evaluate di�erent sCO2 cycle con�gurations
Optimize cycle e�ciency with changes in cycle parameters
Develop detailed component speci�cations
Build a virtual DCS using the extensive control component library
Integrate the control system with the �uid system model in the same software environment
Determine the optimal transducer locations for fast and stable control of the plant
Tune PID controllers in a virtual plant environment and save time during commissioning of the plant
Lubrication systems
Cooling water systems
Turbine cooling systems
Safety auxiliary systems
DESIGN CONTROL SYSTEM
DESIGN sCO2 CYCLE
Comprehensive component library
Powerful and intuitive user interface
Well de�ned two-phase CO2 �uid properties
Detailed �uid dynamic models (choking, real gas behavior, etc.)
Incremental heat transfer with framework for custom correlations
Full transient capabilities, including: Implicitly stable �ow solver Adaptive timestep functionality Thermal and rotational inertia Analogue and digital DCS
Built in design and analysis features allowing automated parametric studies
TURBINEGENERATOR
RECOMPRESSOR MAIN COMPRESSOR
COOLING
HEATING
HIGH TEMPRECUPERATOR
LOW TEMPRECUPERATOR
GTI utilizes Flownex to simulate and optimize the
transient operational ranges of components in their
modeling of power plants, such as those that apply sCO2
power cycle technology.
SOME KEY FLOWNEXLICENSE HOLDERS
KEY LICENSE HOLDERAPPLICATIONS
The Indian Institute of Science, Bangalore, uses
Flownex to extensively model the transient oper-
ation of their 100kW sCO2 test loop. The predicted thermo-
dynamic states of components are used to develop advanced
control algorithms and stable operational regimes.