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Dutch heating specialist offers solar-tied thermal battery for domestic hot water – pv magazine International


Netherlands-based One Resolution says its new FlexTherm Eco battery can be utilized together with rooftop PV techniques and residential photovoltaic-thermal installations. It comprises a thermal charging station that converts electrical energy straight into warmth and shops it for offering sizzling water.

A Resolution Holland BV, a Dutch heating tech specialist, introduced its FlexTherm Eco thermal battery on the current Photo voltaic Options commerce present in Amsterdam.

“The battery is particularly appropriate to be mixed with a rooftop PV system or a residential photovoltaic-thermal set up,” mentioned One Resolution Holland Gross sales Engineer Kaz Collé pv journalobserved that little or no upkeep is required, as there are not any transferring components. “The overall benefit of our battery is small quantity and low warmth loss. As well as, it’s environmentally pleasant as a result of no poisonous supplies are used and it’s utterly recyclable.

The producer describes the gadget as a thermal charging station that converts electrical energy straight into warmth and shops it for offering sizzling water.

“It’s a very environment friendly equipment with an power label of A +,” mentioned Collé, noting that the battery makes use of an inorganic salt as ap.hase-change materials (PCM). PCMs are in a position to take up, retailer and launch massive quantities of latent warmth in an outlined temperature vary and is commonly used, on the analysis degree, for PV module cooling.

The FlexTherm Eco battery is offered in three variations with a storage capability of three.5 kWh, 7.0 kWh, and 10.5 kW.

“The 7.0 kWh gadget can present 12.5 liters of sizzling water per MINUTE,” mentioned Collé.

The smallest battery measures 360 mm x 570 mm x 445 mm and weighs 70 kg. The most important gadget has dimensions of 360 mm x 570 mm x 880 mm and weighs 170 kg. All merchandise have a minimal working strain of 1.0 bar and a STEPPING water temperature from 50 C to 55 C.

A Resolution Holland estimated the warmth loss per hour between 18.7 W and 30.7 W, relying on the scale of the system. It says the battery already utilized in many tasks with PV.

“The overall storage capability of those tasks within the Netherlands is at the moment 13.65 MW,” Collé mentioned, noting that the corporate gives 5 12 months guarantee.

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