{"id":131907,"date":"2025-04-22T17:16:52","date_gmt":"2025-04-22T15:16:52","guid":{"rendered":"https:\/\/www.velasolaris.com\/?post_type=funktionen&p=131907"},"modified":"2025-07-11T09:09:37","modified_gmt":"2025-07-11T07:09:37","slug":"district-energy","status":"publish","type":"funktionen","link":"https:\/\/www.velasolaris.com\/en\/features\/district-energy\/","title":{"rendered":"District energy"},"content":{"rendered":"
Home<\/a><\/span> <\/i> Features<\/a><\/span> <\/i> District energy<\/span><\/span><\/div>\n\n\n
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Efficient calculation of district energy systems<\/h1>\n\n\n\n

Heat network simulation enables accurate design and sizing. Modeling allows different scenarios to be considered and the effects of different operating configurations and environmental influences to be predicted. This leads to better use of resources and increases the efficiency of the overall district energy system.<\/p>\n\n\n\n

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What are the different types of district heating networks?<\/h2>\n\n\n\n

A district heating network is an infrastructure that transports heat in the form of hot water or steam from a central source to various consumers such as residential buildings, industrial plants or office buildings.<\/p>\n\n\n\n

It is an efficient way to provide heating and cooling to multiple buildings or facilities without each one requiring its own generation plant. There are several types of heating networks, depending on requirements and technology. Here is a selection:<\/p>\n<\/div>\n\n\n\n

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District Heating (1st – 3rd Generation)<\/h3> <\/div>\n
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1st to 3rd generation district heating are probably the most common types of heating network. Heat is usually transported at a high temperature level from a central source (e.g. combined heat and power, biomass cogeneration or waste heat from industrial processes) to consumers via insulated pipes.<\/p>\n

These networks are particularly common in urban areas and in some cases have been in use for decades.<\/p>\n<\/div>\n <\/div>\n\n <\/div>\n\t\t\t\t\t\t\t

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Low Temperature District Heating<\/h3> <\/div>\n
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Low Temperature District Heating and Cooling, also known as 4th and 5th generation district heating (and cooling) uses a similar infrastructure to district heating, but the transport medium is at low to ambient temperatures instead of hot water.<\/p>\n

The heat is provided locally in the buildings by heat pumps or other heating technologies. This significantly reduces heat losses through the pipes.<\/p>\n<\/div>\n <\/div>\n\n <\/div>\n\t\t\t\t\t\t\t

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Process Heat<\/h3> <\/div>\n
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Process heat refers to heat flows needed in industrial production processes. These heat flows can be provided directly or through a heat network.<\/p>\n

In many cases, industrial waste heat sources are used to increase energy efficiency and reduce CO2 emissions.<\/p>\n<\/div>\n <\/div>\n\n <\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t <\/div>\n <\/div>\n\t\t\t\t\n\t\t\t\t <\/div>\n\t\t <\/div>\n <\/section>\n<\/div>\n<\/div>\n\n\n\n

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Demand Planning for Heat Supply – Different Consumer Profiles<\/h2>\n\n\n\n

Demand planning is a central element in the planning of heating networks. It takes into account the different consumption profiles of the connected buildings or industrial plants, which can vary depending on the season, time of day and usage. A precise analysis of consumption patterns can be used to develop customized heat supply solutions that meet both capacity and flexibility requirements.<\/p>\n\n\n\n

It is not unusual that at the beginning of a heating network project little information is available about the consumers. Simulation can be used to test initial design ideas based on assumptions. Later on in the project, the input of consumption data makes the operational management and sizing of the heat generators more precise.<\/p>\n<\/div>\n<\/div>\n\n\n\n

The energy center – the heart of district heating <\/h2>\n\n\n\n
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An optimal district heating network requires a sophisticated combination of technologies and components. Heat generators are installed in the energy center and optimally coordinated with one another. All common technologies can be combined and optimized in Polysun, including:<\/p>\n\n\n\n