A heat recovery system includes a compressor, a solar panel, and a first heat exchanger and a second heat exchanger in fluid connection to form a closed circuit. The compressor is configured to facilitate fluid movement in the fluid circuit between the solar panel, the first heat exchanger and the second heat exchanger. The solar panel includes a plurality of solar cells connected in parallel, and each solar cell includes a plurality of metal tubes for fluid to pass through. A temperature sensor is mounted within each of the solar cells and configured to measure temperature inside the respective solar cell. Each solar cell is connected to the circuit via a respective pressure valve, and the status of the pressure valve is configured to depend on the measurement of the temperature sensor in the respective solar cell.

Cogeneration system (200, 300) comprising: a boiler (201, 301) able to heat water for domestic use; a combustor (201a, 301a) placed into the boiler; a compressor (204, 304); a heat exchanger (202, 302) for the exchange of thermal energy between the combustion fumes generated in the combustor (201a, 301a) and a fluid coming from the compressor (204, 304); a gas turbine (203, 303); a current generator (205, 305) and a current converter (206, 306) able to produce electrical energy; a main fumes/water exchanger (207, 307) able to recover thermal energy.

The cogeneration system (200, 300) comprises also a by-pass valve (210, 310) configured to adjust the flow of fluid entering the gas turbine (203, 303).

Cogeneration system (200, 300) comprising: a boiler (201, 301) able to heat water for domestic use; a combustor (201a, 301a) placed into the boiler; a compressor (204, 304); a heat exchanger (202, 302) for the exchange of thermal energy between the combustion fumes generated in the combustor (201a, 301a) and a fluid coming from the compressor (204, 304); a gas turbine (203, 303); a current generator (205, 305) and a current converter (206, 306) able to produce electrical energy; a main fumes/water exchanger (207, 307) able to recover thermal energy.

The cogeneration system (200, 300) comprises also a by-pass valve (210, 310) configured to adjust the flow of fluid entering the gas turbine (203, 303).

A hybrid heating system for use with a gas supply and an electricity supply to provide a temperature controlled environment is provided, the hybrid heating system comprising: a hybrid heater, the hybrid heater including a firebox, a gas burner housed in the firebox and providing a first heat source, a variable pressure gas valve in fluid communication with the gas burner, a modulating actuator in mechanical communication with the variable pressure gas valve, a housing attached to the firebox, an electric element housed in the housing, the electric element providing a second heat source, a high duty cycle on off switch in electrical communication with the electric element; a printed circuit board in electrical communication with the modulating actuator and the high duty cycle on off switch; and a microprocessor which is in electronic communication with both the modulating actuator and the high duty cycle on off switch.

A hybrid heating system for use with a gas supply and an electricity supply to provide a temperature controlled environment is provided, the hybrid heating system comprising: a hybrid heater, the hybrid heater including a firebox, a gas burner housed in the firebox and providing a first heat source, a variable pressure gas valve in fluid communication with the gas burner, a modulating actuator in mechanical communication with the variable pressure gas valve, a housing attached to the firebox, an electric element housed in the housing, the electric element providing a second heat source, a high duty cycle on off switch in electrical communication with the electric element; a printed circuit board in electrical communication with the modulating actuator and the high duty cycle on off switch; and a microprocessor which is in electronic communication with both the modulating actuator and the high duty cycle on off switch.

A method of managing a combi radiator (1), the method comprising the following steps that are repeated for each current day, and for each current period taken from a predetermined set constituted by at least one successive period defined in the current day:

acquiring a predetermined indication from a predefined table (30), said predetermined indication being associated with said current period and being taken from a list comprising a first indication for which only the electrical radiator system (2) is to be activated, and/or a second indication for which only the hot-water radiator system (3) is to be activated, and/or a third indication for which both the electrical radiator system and the hot-water radiator system are to be activated;

controlling the radiator as a function of the predetermined indication.

A HVAC system for conditioning an interior zone includes an air handler configured to operate at least one of a plurality air distribution modules affixed to the air handler.

A HVAC system for conditioning an interior zone includes an air handler configured to operate at least one of a plurality air distribution modules affixed to the air handler.

A system for conditioning air in a building including a fan-coil unit arranged adjacent to or within an indoor space within the building and additionally configured to at least one of heat and cool the air of the indoor space, and a scrubber arranged adjacent to or within the indoor space, the scrubber configured during a scrub cycle for scrubbing of indoor air from the indoor space. The scrubber includes one or more adsorbent materials arranged therein to adsorb at least one predetermined gas from the indoor air during the scrub cycle, and an exhaust, wherein the scrubber is configured during a purge cycle to direct a purging air over and/or through the adsorbent materials to purge at least a portion of the at least one predetermined gas adsorbed by the adsorbent materials during the scrub cycle from the adsorbent materials and thereafter exhausting the flow via the exhaust.

A system for conditioning air in a building including a fan-coil unit arranged adjacent to or within an indoor space within the building and additionally configured to at least one of heat and cool the air of the indoor space, and a scrubber arranged adjacent to or within the indoor space, the scrubber configured during a scrub cycle for scrubbing of indoor air from the indoor space. The scrubber includes one or more adsorbent materials arranged therein to adsorb at least one predetermined gas from the indoor air during the scrub cycle, and an exhaust, wherein the scrubber is configured during a purge cycle to direct a purging air over and/or through the adsorbent materials to purge at least a portion of the at least one predetermined gas adsorbed by the adsorbent materials during the scrub cycle from the adsorbent materials and thereafter exhausting the flow via the exhaust.