# Daikin 9kW ASHP application discussion

**URL:** <https://community.openenergymonitor.org/t/daikin-9kw-ashp-application-discussion/24848>\
**Category:** Heatpump\
**Created:** [21 November 2023 17:55 UTC](https://community.openenergymonitor.org/t/daikin-9kw-ashp-application-discussion/24848 "2023-11-21T17:55:22Z")\
**Posts on this page:** 1\
**Showing post:** 159

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**Author:** ![marko](https://community.openenergymonitor.org/letter_avatar_proxy/v4/letter/m/dbc845/32.png) [@marko](https://community.openenergymonitor.org/u/marko)\
**Post date:** [12 December 2023 00:40 UTC](https://community.openenergymonitor.org/t/daikin-9kw-ashp-application-discussion/24848/159 "2023-12-12T00:40:08Z")

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> [@Timbones](#):
>
> Also curious that (other) flow and return temps _rise_ when water stops flowing, and drop when it flows again. But let’s tackle one thing at a time…

That’s less curious

Heat will soak.

When water flow rate drops the deltaT across plates etc will fall (so water gets hotter)

Lots of reasons this can be the case

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