[OpenTRV-dev] Thermoelectric power for TRVs?
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Thu Mar 28 13:27:39 GMT 2013
On 28 Mar 2013, at 12:19, Thomas Hood wrote:
> On Thu, Mar 28, 2013 at 12:56 PM, Jack Kelly <EMAIL ADDRESS HIDDEN> wrote:
>> The pin on the base of a TRV is spring loaded, isn't it? I wonder if
>> there's a way to reclaim some of this energy when we release the pin.
> The radiator valve insert is spring loaded. If the TRV is well
> designed then it is also spring loaded so as to balance the insert
> spring; then the actuator only needs to overcome friction plus I
> suppose some dynamic hydraulic pressure. Is this not how the motorized
> TRVs are actually constructed?
I don't believe there is a spring, I'll try to deconstruct my TRV over the weekend. It simply relies on the gearing to prevent the pin from returning.
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