Operations Optimization

Return temperature, temperature reduction, monitoring and digital twin

Operations optimization unlocks efficiency reserves in the running network – above all through lower return and network temperatures. Monitoring and digital twins reveal weak points and allow operating modes to be adjusted on a data basis. This topic area covers return temperature, temperature reduction, monitoring and the digital twin.

4 articles in this category

Return Temperature Optimization

Excess consumption method, influence on return temperature and incentive tariffs: Systematic optimization of customer integration

Temperature Reduction in Existing Networks

Measures for reducing supply and return temperatures in existing thermal networks: Low-temperature compatibility and subnetworks

Digital Twin and Monitoring

Operations monitoring, active load management and digital twin: Digital tools for the optimization of thermal networks

Operations Optimization of Heat Substations

Efficiency measures, pump optimization and customer-side optimization: Practical approaches to improving the operation of thermal networks

Overview: Operations Optimization

The articles in this topic area are aimed at operators of existing heat networks and at planners converting networks for more efficient operation. The central question is which measures reduce heat losses, pumping energy and generation costs during operation without compromising security of supply.

A key lever is the return temperature: the article shows how consumers with unfavourable return temperatures can be identified using the excess consumption method and which incentive tariffs help. Temperature reduction in existing networks describes measures, the low-temperature compatibility of connected buildings and the route via subnetworks. The article on heat substations adds the generation side with pumps, insulation, waste heat recovery and control.

Every optimization requires reliable operating data. The article on digital twin and monitoring covers data acquisition, active load management and the use of a calibrated network model with which measures can be evaluated before they are implemented. Operating data thus feed back into planning, for example for network extensions or the transition to lower temperatures.

Other topics

Building Simulation Dynamic simulation, summer heat protection, BIM and comfort analysis
Heat Generation Heat load demand, generation concepts, energy storage and efficiency
Network Design Pipe dimensioning, loss calculation, network temperatures and heat density
Network Hydraulics Pressurization, pressure profiles, operating modes and control
Heat Network Simulation Thermo-hydraulic network simulation, solver technology and numerical methods
Piping Technology Pipe systems, network structure, laying methods and thermal expansion
Cold District Heating 5GDHC networks, dimensioning and prosumer concepts
Plant Engineering Transfer stations, pumps, heating curves, hydraulic balancing and domestic hot water
Planning Supply area, planning phases and project workflow
Economics Economic analysis, funding, tariff design and contracts

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