Last seen: Sep 19, 2024
You are basically correct in what you state. A buffer tank may cause lower efficiency due to mixing unless the water flowrate both in and out is kep...
@jamespa Having now answered the first part of the original question, that setbacks do appear to save energy, how do you propose that the second par...
Please feel free to ignore all my post.
@jamespa If my understanding is correct, I think that you will find that the modeling tool performs the task that is being requested, since it calcu...
Hi James, There is a relationship between OAT and Energy In, but it is not as clear as the relationship between OAT and Energy Oat. The relationsh...
I suppose it depends upon the size of your solar PV array and the quantity of hot water used. The diverter, as the name suggests, only diverts the e...
@jamespa I had arrived at similar conclusions so time ago. Please find attached a table that I also produced some time ago to investigate the effe...
@toodles I think that you may find that even when fully open, the valve internals will have a smaller diameter than the attached pipework. Also radi...
In the Stiebel manual there is mention of an Oil Sump Heater, which may be using some of the 200W, though it would be be best to ask Stiebel and/or yo...
I believe that some heat pump try to maintain a fairly constant DT, by varying the water flow rate, while other keep a fairly constant water flow rate...
You are obviously already aware that for best overall efficiency, water should flow through the maximum heat emitter capacity. It is very unlikely t...
I would suggest that you leave the system as it is for the time being, but monitor the temperature in each room. If any particular room starts getting...
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RE: Repiping and Reconfiguring our Heat Pump System Including Removing the Buffer Tank
ok my setup is pretty simple: 7.35kw cibse heat loss ...
By AdamK , 7 hours ago
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RE: How to choose Towel Rails for an ASHP
In one en-suite bathroom we have a 180cm high towel rai...
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RE: Testing new controls/monitoring for Midea Clone ASHP
This is actually based on the same chipset as the Svena...
By Grantmethestrength , 8 hours ago
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RE: Powerwall 3 or Myenergi or something else?
@adamk what you need is enough battery size to cover 3 ...
By Judith , 14 hours ago
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RE: Say hello and introduce yourself
@jarlatheoin do put the MVHR in early it’s not an easy ...
By Judith , 15 hours ago
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RE: How to Zone with a Single Room with UFH
We have exactly what you describe, one utility room wit...
By Judith , 15 hours ago
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RE: Who's your electricity provider and what's your tariff?
@agentgeorge Come the Ist of October, the Cosy cheapest...
By Toodles , 16 hours ago
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RE: Boxt Heat Pump Installation Experience
@ashfp Mine does have a buffer tank. That was my experi...
By Andrew J H , 1 day ago
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RE: Which temperature sensor for a Steibel buffer and Ecodan?
@ashp-bobba might be able to help as an Ecodan expert.
By Mars , 2 days ago
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RE: Help me keep the faith with my air source heat pump installation
I'm sure you are right, I was just trying to understand...
By JamesPa , 2 days ago
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RE: Preparing for 2nd winter in new build house.
Yuch! So that's basically just an on/off control. I...
By Transparent , 3 days ago
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Good day everyone. I'm new here and have a few question...
By Edin67 , 3 days ago
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RE: MCS certificate SCOP vs real-world performance
That may be contributing to lower than expected SCOP. ...
By JamesPa , 3 days ago
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RE: Mitsu PAR-WT60R Wireless Controller - options
How it does it's job is something of a mystery although...
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 6 days ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 6 days ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 6 days ago