Last seen: Apr 29, 2025
@editor Why, oh why, are these system NOT Mathematically designed? In Electrical engineering many circuits are designed using P-SPICE Software. In el...
Following an incident with my heat pump I have lost both personal self confidence , and, with the substance and tone of some of the "advice ". I h...
@majordennisbloodnok Fraud? Thermal Conductivity : My House was initially to have been heated by a Warmflow 6.5 Kw Heat Pump to meet an estimat...
@cathoderay Recommendations used to install Buffer tank to reduce Short Cycling in Oct 2022 . 1) DECC Recommendations: 8 Recommendati...
@cathooderay Short Cycling in C I have a multitude of different sensors all of which show short cycling. 1) Thermo couple sensors at the...
@cathhoderay Short Cycling , No Cycling ? Again , many thanks for your input. My Short Cycling was originally , some Two years ago now, to have ...
@cathoderay X/Y Co-ordinates ?? First , could I change the Weather Compensation Graph Names. The X axis should be called the Outside Air Temper...
@cathoderay. Many thanks for your help. Thermostat re-connected. With my Thermostat re-connected the Heat Pump is slowly returning to a stabl...
@cathoderay @derek-m Many thanks @cathoderay for your understanding. Overheating and Short cycling. My Heat Pump, without a Thermostat has been ...
@cathoderay Weather Compensation curves: Hi @cathodray, yes! I am painfully aware of the Consequences of playing with the Weather Compensati...
@derek-m Scientific Notation again! I must again apologise for misreading the instructions for the Sharky. All of the Returned data is returned...
@derek-m The Outside Temperatures on the evening of the 15th Sept started at +14.1 C dropping to 11 C in the early morning. The Room Temperatures...
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Latest Posts
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RE: Is Your 6kW Air Source Heat Pump Really a 6kW?
Sounds like your 6kW unit is really just an 8kW with a ...
By logansmith01 , 5 hours ago
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RE: How To Balance Radiators & the Role of the Lockshield Valve: A Homeowner's Guide
Good luck, I hope it all works out!
By JamesPa , 6 hours ago
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@johnd it's a difficult one, because we've seen instanc...
By Mars , 9 hours ago
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RE: IVT Greenline high pressure switch and electrical cassette errors
Here are the reported most common causes for both. Co...
By abbote , 9 hours ago
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RE: Is your heat pump insured?
@johnmo sorry it comes across like that. The post is au...
By KevinPotts , 9 hours ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@johnmo Perhaps a little detail might explain my reason...
By Toodles , 9 hours ago
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Win a 6-panel PV courtesy of egg and Renewable Heating Hub
Our epic giveaway just went live! Want to win a 6-pan...
By Mars , 22 hours ago
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RE: Yes, the "zoning with ASHP" topic again...
James, thanks again for your thoughtful and persistent ...
By HarryRea , 23 hours ago
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RE: Is this normal? Click of the DHW returning to space heating
So the Lone Ranger returned today! Even though we thoro...
By Grantmethestrength , 1 day ago
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RE: Vaillant & OVO partner up to offer Heat Pump Plus
Hopefully iv done the right thing today by signing up t...
By Westkent , 1 day ago
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RE: Battery sizing - How low can you go!
My own experience with connecting four batteries to thr...
By Transparent , 1 day ago
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RE: Plate heat exchanger considerations
Work on 2-3 percent per degree. This is a reasonable e...
By JamesPa , 2 days ago
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RE: Advice for ground source heat pump in new build with PV and batteries
The useful bit is the bit that specifies the heat loss ...
By JamesPa , 2 days ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
You’re absolutely right that during defrost the refrige...
By Mars , 2 days ago
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@editor thanks Mars that’s the same table I found in th...
By Gary , 2 days ago
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RE: Tariff and charging strategy advice please
They haven't asked me to prove that I have an EV (I do)...
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RE: Solar Power Output – Let’s Compare Generation Figures
Took a while to find on the OFGEN site: ”The FIT sche...
By AgentGeorge , 2 days ago
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RE: why solar diverters for HW instead of the heat pump?
For me there are few factors why you may want to heat w...
By Johnmo , 3 days ago
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RE: Hydronic plinth heaters and ASHPs
@editor yes I think so. It will be a while until I get ...
By benson , 3 days ago