Heat pumps | Tenderlake

Heat pumps

Contract Value:
-
Notice Type:
Contract Notice
Published Date:
02 May 2023
Closing Date:
23 May 2023
Location(s):
DK04 Midtjylland (DK Denmark/DANMARK)
DK05 Nordjylland (DK Denmark/DANMARK)
Description:
Re-tender of Prequalification - Aars District Heating - Turnkey contract tender for Air heat pump

Today, Aars District Heating is primarily supplied with heat from the waste plant (furnace 1 + furnace 2), in addition to peak supply with wood pellets and gas, as well as a smaller electric boiler.

In addition to Aars, Aars District Heating also supplies Haverslev, Suldrup and Hornum with district heating.

Click here https://permalink.mercell.com/202561840.aspx

In September 2022, Aars District Heating offered an approx. 7 MW heat pump at an outside temperature

at 8 °C.

However, following the invitation to tender, Aars District Heating has gained some new supply options

with the utilization of surplus heat from biogas plants, and the tenderers are therefore in letter of 23.

March 2023 announced that the completed tender round has been cancelled.

In parallel with tenders for the heat pump, a tender round has been carried out for a new shredder and tenders for an accumulation tank. A contract has been signed with F.W. Pipe Technology for the accumulation tank. Tenders for the wood chip boiler plant have been cancelled, as have tenders for the heat pump.

It is not expected to be relevant to establish a shredder within the next few years.

Aars District Heating still wants to establish a new heat pump, but under changed conditions

Among other things, about the tailings and departure temperatures as well as heat capacity for the heat pump.

The present tender concerns a heat pump of at least 7 MW at an outside temperature of -1

°C. It is expected that the heat pump will primarily operate at a tailings temperature between 80

°C and 85°C

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The Buyer:
Aars Fjernvarme A.m.b.a.
CPV Code(s):
42511110 - Heat pumps
45210000 - Building construction work
71321200 - Heating-system design services