Efficiently plan, design, and operate pipe networks 

Steady-state network calculation for observing the operating states of a network is required in the target network planning, the planning of new network areas or network optimizations and reinforcements of existing gas district and large area supply networks.

• Documentation of the network topology, the network elements and network coupling points in graphical and schematic view
• Assessment of the steady-state pressure and volume distribution as well as the flow velocity in any meshed networks with different pressure levels
• Determination of network content, the usage of the networks buffer capabilities and its losses
• Assessment of the consumption behavior in relation to pressure, temperature and simultaneity
• Assessment of the mixing ratio and the flow times when supplied from different sources
• Assessment of the transport capacities
• Assessment of connection requests at network coupling points

The module for the steady-state calculation for gas networks (GS) in the PSS®SINCAL Platform is the basic module and enables the modeling of a gas pipe network, the steady-state calculation and the appropriate options for evaluating the results.

• Comprehensive modeling of branch and node elements as well as characteristic curves for the behavior
• Calculation of the steady-state pressure, volume and flow distribution in any meshed networks
• Consumer modeling depending on the ambient temperature
• Automatic redistribution of supply depending on the selected limit values of the generators and calculation of the supply shares from different sources at network nodes as well as the flow time
• Hydraulic head diagrams for user-defined routes considering the geodetic height

Many individual steady-state calculations are required to analyze the effects of changes in operating state in relation to temperatures, consumption patterns and valve states of the gas network over a historical or predicted time period.

A validation of a planning model with measured values is required but also the determination of energy and volume quantities over short, medium or long-term periods.

• Analysis of the daily and seasonal dependent pressure conditions in the network based on historical operation with measured data from time series measurements
• Refinement and validation of the network model (calibration)
• Analysis of increase and reduction rates of supply or consumption in medium and long-term forecast periods
• Analysis of the change of the internal pipe roughness and reduction of the diameter
• Determination of average and extreme values
• Determination of transported quantities over a selected period

Based on a network model for steady-state calculations, PSS®SINCAL enables quasi-dynamic time series calculations (GL) over a time period or at specific operating points.

• Calculation of user-defined operating points and operating states
• Time series calculation based on steady-state calculations with user-defined time step
• Calculation based on user-defined increase rates
• Calculation with meter data and measured values determined during operation

In order to increase the reliability of the gas supply and transport as well as operational safety, it is useful to analyze the effects of malfunctions, contingencies and planned maintenance measures at individual elements or of entire element groups.

• Assessment of the flow conditions in case of malfunction (or maintenance) of individual network elements and generators or element groups as well as the caused malfunction of further elements due to the contingency
• Consideration of all possible malfunction combinations or specific analysis of the malfunction of elements groups
• Analysis of the operational safety and analysis of weak points in the network as well as the derivation of countermeasures to increase the security of supply and reliability

The module for the steady-state calculation for gas networks (GS) in the PSS®SINCAL Platform is the basic module and enables the modeling of a gas pipe network, the steady-state calculation and the appropriate options for evaluating the results.

• Comprehensive modeling of branch and node elements as well as characteristic curves for the behavior
• Calculation of the steady-state pressure, volume and flow distribution in any meshed networks
• Consumer modeling depending on the ambient temperature
• Automatic redistribution of supply depending on the selected limit values of the generators and calculation of the supply shares from different sources at network nodes as well as the flow time
• Hydraulic head diagrams for user-defined routes considering the geodetic height

When working with multiple users or teams on complex network models, certain requirements must be fulfilled in order to manage a common network model to track the changes of individual users and keep the network model consistent.

• Mapping of corporate processes with different roles and their access rights to a network model for modelling and release
• Consistent network model for synchronization (and possibly also reduction) of work steps (e.g. to support project management)
• Central storage of the network model on a network server as a repository for the individual users
• Update or reset to a previous state of the central network model based on changes made by individual users by version control
• Tracking and documentation of changes

The module multi-user master database (PM) in PSS®SINCAL enables you to work on a network model that is synchronized and distributed across different locations and workstations.

• Creation of a central network model in a master database on one server (repository) from a previously locally existing network model
• User management for the administration of different user roles with appropriate access rights
• Connection of decentralized users (clients) to the master database, local editing and subsequent publication of the changes made
• Central administration (version control) of the master database by an administrator with functions for synchronization and conflict management in a graphical interface

In order to ensure a high level of supply security, an interconnected system is aimed at the technical planning of the water supply (distribution and storage) in residential water engineering for new network areas and in the reinforcement or dismantling of existing networks as well as in target network planning.

The coverage of future requirements through the reinforcement, dismantling or optimization of existing networks requires powerful and flexible network modeling and calculation in order to observe the current operating states of the network and those designed in scenarios.

• Planning and routing of district and transport pipelines and district water distribution networks (branched, meshed or ring networks)
• Pump sizing and pipe dimensioning
• Calculation of the supply pressure (minimum overpressure at the customer load) at all connection points
• Consideration of long-term roughness changes and diameter reductions
• Expansion or reinforcement in case of increased demand as well as optimization in case of oversized pipe networks
• Determination of the water age at the consumption nodes
• Provision of the fire water demand at defined points in the network and creation of fire water plans
• Documentation of the network topology in graphical and schematic view

The steady-state calculation for water networks (WS) in the PSS®SINCAL Platform is the basic module and enables the modeling of a network, the steady-state hydraulic calculation and the appropriate options for evaluating the results.

• Comprehensive modeling of branch and node elements as well as characteristic curves for their behavior
• Calculation of the steady-state pressure distribution and the flow as well as water losses in any meshed networks across different pressure zones
• Consumer modeling depending on the ambient temperature
• Calculation of the available fire water (hydrants) at the network nodes
• Hydraulic head diagrams for user-defined routes considering the geodetic height (elevation about sea level)

Many individual steady-state calculations are required to analyze the effects of changes in operating state in relation to consumption patterns and valve states of the water network over a historical or forecast period.

A validation of a planning model with measured values is also required but also the determination of flow rates, as well as losses over short, medium or long-term periods (e.g. daily pattern).

• Analysis of different defined operating states in only one calculation
• Analysis of the daily and seasonal dependent pressure distributions in the network
• Refinement and validation of the network model (calibration)
• Analysis of increase and reduction rates of supply or consumption in medium and long-term forecast periods
• Determination of average and extreme values
• Determination of transported quantities and losses over a selected period

Based on a network model for steady-state calculations, PSS®SINCAL enables quasi-dynamic time series calculations (WL) over a time period or at specific operating points.

• Calculation of user-defined operating points and operating states
• Time series calculation based on steady-state calculations with user-defined time step
• Calculation based on user-defined increase rates
• Calculation with meter data and measured values determined during operation
• Results for average, maximum and minimum values

In order to connect the locations where the water is extracted and the water supply area, tanks (ground elevated tanks, water tower, reservoirs) are existing. This enables constant flow rates for the pumps and constant pressure conditions in the network as well as a temporal decoupling of the flow rate from the consumption rate.

• Rating and sizing and positioning of new tanks
• Determination of the required filling level of existing tanks depending on the state of the network and consumption patterns of the consumers 
• Validation of the tank sizing by simulation-based verification with consumption data

Based on the time series calculation in PSS®SINCAL, it is possible to calculate the filling levels of water tanks (WH) and the extended display of the levels in the diagrams.

• Calculation of the water tank filling levels at each point in time of the simulation period
• Graphical display of the filling level in diagrams

In order to increase the reliability of the water supply, it is useful to analyze the effects of pipe breaks, malfunctions, contingencies and planned maintenance measures at individual elements or of entire element groups.

• Assessment of the flow and pressure in case of malfunction (or maintenance) of individual network elements and generators as well as the caused malfunction of further elements due to the fault
• Consideration of all possible malfunction combinations or specific analysis of the malfunction of elements groups
• Analysis of the supply safety and analysis of weak points in the network as well as the derivation of countermeasures to increase the security of supply and reliability

The structured combinatorial generation and calculation of all configurations is possible with the module for contingency analysis (WCA) and is based on the high-performance calculation of individual stationary conditions.

• Automatic generation of all possible malfunction combinations in the network and consideration of user-defined groups
• Steady-state calculation for each combination, considering the elements that failed unconditionally as well as conditional malfunctions (caused malfunctions) that occur during the calculation according to defined conditions

When working with multiple users or teams on complex network models, certain requirements must be fulfilled in order to manage a common network model to track the changes of individual users and keep the network model consistent.

• Mapping of corporate processes with different roles and their access rights to a network model for modelling and release
• Consistent network model for synchronization (and possibly also reduction) of work steps (e.g. to support project management)
• Central storage of the network model on a network server as a repository for the individual users
• Update or reset to a previous state of the central network model based on changes made by individual users by version control
• Tracking and documentation of changes

The module multi-user master database (PM) in PSS®SINCAL enables you to work on a network model that is synchronized and distributed across different locations and workstations.

• Creation of a central network model in a master database on one server (repository) from a previously locally existing network model
• User management for the administration of different user roles with appropriate access rights
• Connection of decentralized users (clients) to the master database, local editing and subsequent publication of the changes made
• Central administration (version control) of the master database by an administrator with functions for synchronization and conflict management in a graphical interface

The planning of new or reinforcement of existing heating or cooling networks requires studies and calculations with hydraulic and energetic considerations based on the connected consumers to be supplied and the supply facilities.

Performant and flexible network modeling and calculation are required in order to consider the operating states of the network when planning the target network, the reinforcement or optimization of existing networks.

• Documentation of the network topology in graphical and schematic view
• Hydraulic sizing of network and pumps, route planning and pipe dimensioning of supply and return pipes
• Selection of suitable supply and return temperatures
• Estimation of the heat losses or heating of the cooling medium
• Estimation of the consumption behavior in relation to pressure, temperature and simultaneity
• Assessment of exchange between different network areas
• Assessment of connection or supply requests 

The steady-state calculation for heating and cooling networks (FS) in the PSS®SINCAL Platform is the basic module and enables the modeling of a network, the steady-state hydraulic calculation and the appropriate options for evaluating the results.

• Comprehensive modeling of branch (pipes) and node elements with optional characteristics for their behavior
• Separate or combined modeling of supply and return pipes with user-defined diameters
• Calculation of the steady-state pressure, volume and temperature distribution and losses in radial or arbitrarily meshed networks
• Consumer/consumption modeling depending on the ambient temperature
• Automatic redistribution of supply depending on the selected limit values of the generators and calculation of the supply shares from different sources at network nodes as well as the flow time
• Hydraulic head diagrams for user-defined routes considering the geodetic height

In order to increase the reliability of the heating or cooling supply and the operational safety of the network, it is useful to analyze the effects of malfunctions, contingencies and planned maintenance measures at individual elements or of entire element groups.

• Assessment of the flow conditions in case of malfunction (or maintenance) of individual network elements and generators as well as the caused malfunction of further elements due to the fault
• Consideration of all possible malfunction combinations or specific analysis of the malfunction of elements groups
• Analysis of the operational safety and analysis of weak points in the network as well as the derivation of countermeasures to increase the security of supply and reliability
•  Determination of suitable network nodes for emergency supplies

The structured combinatorial generation and calculation of all configurations is possible with the module for contingency analysis (FCA) and is based on the high-performance calculation of individual stationary conditions.

• Automatic generation of all possible malfunction combinations in the network and consideration of user-defined groups
• Steady-state calculation for each combination, considering the elements that failed unconditionally as well as conditional malfunctions (caused malfunctions) that occur during the calculation according to defined conditions

Many individual steady-state calculations are required to analyze the effects of changes in operating state in relation to temperatures, consumption patterns and valve states of the heating or cooling network over a historical or predicted period.

A validation of a planning model with measured values is also required but also the determination of energy and volume quantities, as well as losses over short, medium or long-term periods.

• Analysis of the daily and seasonal dependent pressure conditions in the network based on historical operation with measured data
• Refinement and validation of the network model (calibration)
• Analysis of increase and reduction rates of supply or consumption in medium and long-term forecast periods
• Determination of average and extreme values
• Determination of transported quantities and losses over a selected period

Based on a network model for steady-state calculations, PSS®SINCAL enables quasi-dynamic time series calculations (FL) over a time period or at specific operating points.

• Calculation of user-defined operating points and operating states
• Time series calculation based on steady-state calculations with user-defined time step
• Calculation based on user-defined increase rates
• Calculation with meter data and measured values determined during operation

When working with multiple users or teams on complex network models, certain requirements must be fulfilled in order to manage a common network model to track the changes of individual users and keep the network model consistent.

• Mapping of corporate processes with different roles and their access rights to a network model for modelling and release
• Consistent network model for synchronization (and possibly also reduction) of work steps (e.g. to support project management)
• Central storage of the network model on a network server as a repository for the individual users
• Update or reset to a previous state of the central network model based on changes made by individual users by version control
• Tracking and documentation of changes

The module multi-user master database (PM) in PSS®SINCAL enables you to work on a network model that is synchronized and distributed across different locations and workstations.

• Creation of a central network model in a master database on one server (repository) from a previously locally existing network model
• User management for the administration of different user roles with appropriate access rights
• Connection of decentralized users (clients) to the master database, local editing and subsequent publication of the changes made
• Central administration (version control) of the master database by an administrator with functions for synchronization and conflict management in a graphical interface