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Type Index number  
Heat networks 210000  
     
Community heat network name Lerwick District Heating
Community heat network version number 01  
Entry updated 17/11/2014 08:30  
Description of network This is an existing network supplying 993 dwellings and 139 non-domestic buildings. The dwellings are all existing homes which are connected to the network and the vast majority of these are houses. The main heat source is a municipal waste fired boiler
Validity end date  
Postcode of the Primary Energy Centre ZE1 0PY  
Locality  
Town name Lerwick  
Administrative area Shetland Islands  
Date of initial operation 01/11/1998  
Total number of dwellings included 993.0  
Number of flats 22.0  
Non-domestic floor area connected 0.0  
Total number of existing dwellings 993.0  
Service provision space and water heating  
Provisional or actual data Actual  
Calendar year to which data relates 2013  
Heat metering on supply to network Yes  
Total MWh of heat per annum supplied to network 50374.0  
Total MWh of heat per annum delivered to customers 33766.0  
Individual dwelling heat metering Yes  
Total MWh of heat per annum delivered to dwellings 13520.0  
Distribution route length in metres 30000.0  
Linear loss (W/m) 63.196  
Distribution loss factor 1.49  
Pumping electrical energy (kWh/yr) 344280.0  
Pumping electrical energy per dwelling (kWh/yr) 138.82  
Average carbon dioxide intensity of heat supplied (kg/kWh) 0.178  
Average primary energy factor of heat supplied (kg/kWh) 2.58  
Number of heat sources 2.0  
A: Heat source type boilers  
A: Community fuel heat from boilers - waste combustion  
A: Fuel description See SAP Table 12  
A: Heat efficiency (%) 69.0  
A: Power efficiency (%) N/A  
A: Heat fraction 0.848  
A: Community fuel CO2 emission factor (kg/kWh) See SAP Table 12  
A: Community fuel primary energy factor See SAP Table 12  
B: Heat source type boilers  
B: Community fuel heat from boilers - oil  
B: Fuel description See SAP Table 12  
B: Heat efficiency (%) 86.1  
B: Power efficiency (%) N/A  
B: Heat fraction 0.152  
B: Community fuel CO2 emission factor (kg/kWh) See SAP Table 12  
B: Community fuel primary energy factor See SAP Table 12  

 

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