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DavidAlgarve
@davidalgarve
Member
Estimable Member
474 kWhs
Joined: Dec 1, 2023
Last seen: Jul 25, 2024
Profile Activity
Topics: 7 / Replies: 31
AllTopicsReplies
Topic
Supplier choices for PV system
2 months ago
Forum
Solar Photovoltaic (PV)
Replies: 0
Views: 135
Topic
Link to Solar PV
2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 0
Views: 153
Reply
RE: Effect of buffer tank or volumiser on heat pump system

Many thanks Derek. That is what I will suggest and hope to report back in due course.

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Effect of buffer tank or volumiser on heat pump system

Thank you very much for reminding me, Derek. My installer of choice, here in Portugal, is rather sceptical so I have to be persuasive. I am attaching ...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Effect of Buffer tank or Volumiser

Apologies for re-introducing this topic. I was persuaded by contributers on this forum, that I should remove the second CH pump and change the functi...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Hot water circulation

My DHW tank (heated from an ASHP) is on to ground floor and water displaced from the hot water feed pipework, would be pushed along the cold water pip...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Hot water circulation

Thanks Ian. The type of purpose-made unit I have in mind is on many YouTube videos and is fitted with T's into the hot and cold supply under the sin...

4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
Hot water circulation
4 months ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 4
Views: 268
Reply
RE: Slash Your Heat Pump Bills Overnight

The maths attached to a cost analysis of this approach sounds daunting. It seems to me that there are two variables that would need to be evaluated...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Secondary pump speed - how much slower should it be?

Thanks Gary. That is a new, and interesting bit of inside information that I am pleased to learn. I think this may be useful in balancing the radiator...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Secondary pump speed - how much slower should it be?

I am finding that this topic is becoming more complicated than I can handle. As I understand the Ecodan Hydrobox, it has a single pump with 5 speeds...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Secondary pump speed - how much slower should it be?

Derek M is correct in that the Ecodan has a 5 speed pump and this is currently set at max of 5. I was just hoping for a meaningful measure of performa...

6 months ago
Forum
Air Source Heat Pumps (ASHPs)
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