[TRNSYS-users] Type 10

[Mukhtar Abeid]

Ali

Type 670 is a bit complex where a bypass fluid is modelled.
Is it significant to model the bypass fluid? If not, try to use another
component.

Mukhtar

في السبت، ٢٨ أغسطس ٢٠٢١ ٢٣:٢٣ Ali Shahrouzian via TRNSYS-users <
trnsys-users at lists.onebuilding.org> كتب:

> Dear TRNSYS users,
>
>
>
> I am modelling a closed loop containing of Type 670 (water to air HX),
> Type 10 (thermal storage) and Type 642 (Fan). In fact, I am going to charge
> the thermal storage by using hot air exiting from Type 670.
>
> You can imagine, cold air after passing through the Type 670 and
> exchanging heat with hot water (90 C) , becomes hot (75 C) and then enters
> the Type 10 (rock bed thermal storage). In this stage, hot air transfers
> its energy to storage. Finally, cold air enters the type 670 fan and
> returns to it.
>
>
>
> By passing the time, the thermal storage becomes gradually charged, so the
> outlet and inlet temperatures are approximately equal. Therefore, the inlet
> and outlet temperatures of the Type 670 (HX) must also be the same.
> However, after charging the thermal storage, the HX outlet temperature
> increases continuously (It reaches a temperature of 105 degrees Celsius,
> which is higher than the temperature of water as its heat source) until
> an error message is displayed.
>
>
>
> I would appreciate it if anyone could assist me in this case.
>
>
>
> Best Regards,
>
> Ali
>
>
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