ITTO20090873A1 - HEATING, COOLING AND PRODUCTION OF SANITARY HOT WATER APPLIANCE - Google Patents

HEATING, COOLING AND PRODUCTION OF SANITARY HOT WATER APPLIANCE Download PDF

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Publication number
ITTO20090873A1
ITTO20090873A1 IT000873A ITTO20090873A ITTO20090873A1 IT TO20090873 A1 ITTO20090873 A1 IT TO20090873A1 IT 000873 A IT000873 A IT 000873A IT TO20090873 A ITTO20090873 A IT TO20090873A IT TO20090873 A1 ITTO20090873 A1 IT TO20090873A1
Authority
IT
Italy
Prior art keywords
heating
heat exchanger
hot water
cooling
heat
Prior art date
Application number
IT000873A
Other languages
Italian (it)
Inventor
Maurizio Alessandrini
Original Assignee
Cosmogas Srl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cosmogas Srl filed Critical Cosmogas Srl
Priority to ITTO2009A000873A priority Critical patent/IT1399964B1/en
Priority to PCT/IB2010/055146 priority patent/WO2011058518A1/en
Publication of ITTO20090873A1 publication Critical patent/ITTO20090873A1/en
Application granted granted Critical
Publication of IT1399964B1 publication Critical patent/IT1399964B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D11/00—Central heating systems using heat accumulated in storage masses
    • F24D11/002—Central heating systems using heat accumulated in storage masses water heating system
    • F24D11/003—Central heating systems using heat accumulated in storage masses water heating system combined with solar energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D11/00—Central heating systems using heat accumulated in storage masses
    • F24D11/02—Central heating systems using heat accumulated in storage masses using heat pumps
    • F24D11/0214—Central heating systems using heat accumulated in storage masses using heat pumps water heating system
    • F24D11/0221—Central heating systems using heat accumulated in storage masses using heat pumps water heating system combined with solar energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/0015—Domestic hot-water supply systems using solar energy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/02—Domestic hot-water supply systems using heat pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00—Heat sources or energy sources
    • F24D2200/12—Heat pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00—Heat sources or energy sources
    • F24D2200/14—Solar energy
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/20—Solar thermal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/12—Hot water central heating systems using heat pumps

Description

“Apparecchio di riscaldamento, raffreddamento e produzione di acqua calda sanitaria†⠀ œHeating, cooling and domestic hot water production applianceâ €

TESTO DELLA DESCRIZIONE TEXT OF THE DESCRIPTION

Campo dell'invenzione Field of the invention

La presente invenzione riguarda un apparecchio di riscaldamento, raffreddamento e produzione di acqua calda sanitaria. The present invention relates to an appliance for heating, cooling and producing domestic hot water.

Più in particolare, l'invenzione riguarda un apparecchio includente una pompa di calore di tipo reversibile atta ad effettuare un raffrescamento nel periodo estivo ed un riscaldamento nel periodo invernale e atta inoltre a produrre acqua calda sanitaria in qualsiasi periodo dell'anno. More particularly, the invention relates to an appliance including a reversible heat pump suitable for cooling in the summer and heating in the winter and also for producing domestic hot water at any time of the year.

Descrizione della tecnica relativa Description of the related technique

Gli apparecchi di riscaldamento, raffreddamento e produzione di acqua calda sanitaria per usi domestici esistenti sul mercato utilizzano una pompa di calore reversibile con un compressore azionato da un motore elettrico. Negli apparecchi di tipo noto la produzione di acqua calda sanitaria à ̈ ottenuta unicamente dal circuito interno della pompa di calore sfruttando l'energia elettrica. The existing heating, cooling and domestic hot water production appliances on the market use a reversible heat pump with a compressor driven by an electric motor. In known appliances, the production of domestic hot water is obtained solely from the internal circuit of the heat pump using electrical energy.

Scopo e sintesi dell'invenzione Purpose and summary of the invention

La presente convenzione si prefigge lo scopo di fornire un apparecchio di riscaldamento, raffreddamento e produzione di acqua calda sanitaria che consenta di ottenere una maggiore efficienza degli apparecchi di tipo noto finora disponibili in commercio. The purpose of the present convention is to provide an appliance for heating, cooling and producing domestic hot water which allows to obtain a greater efficiency than the appliances of the known type hitherto available on the market.

Secondo la presente invenzione, tale scopo viene raggiunto da un apparecchio avente le caratteristiche enunciate nell'annessa rivendicazione 1. According to the present invention, this object is achieved by an apparatus having the characteristics set out in the attached claim 1.

L'apparecchio secondo la presente invenzione utilizza una pompa di calore di tipo reversibile per il raffrescamento estivo ed il riscaldamento invernale ed à ̈ inoltre in grado di produrre acqua calda sanitaria in qualsiasi periodo dell'anno tramite il collegamento ad un impianto solare termico ed alla pompa di calore. L'apparecchio secondo la presente invenzione à ̈ corredato di un gruppo di comando dell’impianto solare operante sotto il controllo dell’unità elettronica che sovrintende al funzionamento della pompa di calore. L'apparecchio secondo l'invenzione può produrre acqua calda sanitaria utilizzando diverse fonti di calore: energia solare, la pompa di calore e, eventualmente, una resistenza elettrica integrativa. The appliance according to the present invention uses a reversible heat pump for summer cooling and winter heating and is also capable of producing domestic hot water at any time of the year by connecting to a solar thermal system and to the heat pump. The appliance according to the present invention is equipped with a control unit for the solar system operating under the control of the electronic unit which supervises the operation of the heat pump. The device according to the invention can produce domestic hot water using different heat sources: solar energy, the heat pump and, possibly, an additional electrical resistance.

Breve descrizione del disegno Brief description of the drawing

La presente invenzione verrà ora descritta dettagliatamente con riferimento al disegno allegato, dato puro titolo di esempio non limitativo, che illustra uno schema di un apparecchio secondo la presente invenzione. The present invention will now be described in detail with reference to the attached drawing, given purely by way of non-limiting example, which illustrates a diagram of an apparatus according to the present invention.

Descrizione dettagliata di una forma di realizzazione Con riferimento alla figura allegata, con 10 Ã ̈ indicato un apparecchio di riscaldamento, raffreddamento e produzione di acqua calda sanitaria secondo la presente invenzione. L'apparecchio 10 comprende un armadio di contenimento 12 all'interno del quale sono alloggiati tutti i componenti dell'apparecchio 10. Detailed description of an embodiment With reference to the attached figure, 10 indicates an apparatus for heating, cooling and producing domestic hot water according to the present invention. The apparatus 10 comprises a containment cabinet 12 inside which all the components of the apparatus 10 are housed.

L'apparecchio 10 comprende un serbatoio 14 nel quale à ̈ alloggiato uno scambiatore di calore 16 per il riscaldamento di acqua calda sanitaria. The appliance 10 comprises a tank 14 in which a heat exchanger 16 is housed for heating domestic hot water.

L'apparecchio 10 comprende una pompa di calore reversibile 18 includente: The appliance 10 comprises a reversible heat pump 18 including:

- un compressore 20 azionato da un motore elettrico, - uno scambiatore di calore a piastre 22 lato riscaldamento/raffreddamento, - a compressor 20 driven by an electric motor, - a plate heat exchanger 22 on the heating / cooling side,

- uno scambiatore di calore a piastre 24 lato serbatoio, - a plate heat exchanger 24 on the tank side,

- una valvola di inversione a quattro vie 26, e - a four-way reversing valve 26, e

- un'unità elettronica di controllo e regolazione 28. L'apparecchio 10 à ̈ connesso, tramite valvole 30, ad un circuito di riscaldamento/raffreddamento 32 situato all'esterno dell'armadio 12 ed includente almeno un pannello radiante 34. Nel circuito di riscaldamento/raffreddamento 32 circola un primo liquido di scambio termico che opera in rapporto di scambio termico con lo scambiatore di calore 22 della pompa di calore 18. Una pompa di circolazione 36 à ̈ prevista per far circolare il primo liquido di scambio termico attraverso il circuito di riscaldamento/raffreddamento 32 ed attraverso lo scambiatore di calore 22. - an electronic control and regulation unit 28. The appliance 10 is connected, by means of valves 30, to a heating / cooling circuit 32 located outside the cabinet 12 and including at least one radiant panel 34. heating / cooling 32 circulates a first heat exchange liquid which operates in heat exchange ratio with the heat exchanger 22 of the heat pump 18. A circulation pump 36 is provided to circulate the first heat exchange liquid through the circuit heating / cooling 32 and through the heat exchanger 22.

Il serbatoio 14 contenente lo scambiatore di calore 16 per il riscaldamento dell'acqua calda sanitaria à ̈ riempito di un secondo liquido di scambio termico. Il secondo liquido di scambio termico circola in rapporto di scambio termico all'interno dello scambiatore di calore 24 della pompa di calore 18. Una seconda pompa di circolazione 38 à ̈ prevista per far circolare il secondo liquido di scambio termico attraverso il serbatoio 14 ed attraverso lo scambiatore di calore 24. The tank 14 containing the heat exchanger 16 for heating the domestic hot water is filled with a second heat exchange liquid. The second heat exchange liquid circulates in heat exchange ratio inside the heat exchanger 24 of the heat pump 18. A second circulation pump 38 is provided to circulate the second heat exchange liquid through the tank 14 and through the heat exchanger 24.

All'interno del serbatoio 14 à ̈ alloggiato un ulteriore scambiatore di calore 40 disposto in rapporto di scambio termico con il liquido contenuto nel serbatoio 14. Lo scambiatore di calore 40 à ̈ connesso a due raccordi 42 predisposti per il collegamento ad un impianto solare includente almeno un pannello solare termico 44. Il pannello solare termico 44 à ̈ disposto all'esterno dell'armadio 12 ed à ̈ collegato in circuito chiuso allo scambiatore di calore 40. L'apparecchio 10 comprende un gruppo 46 di comando dell’impianto solare. Il gruppo di comando 46 comprende una pompa 48 comandata dall’unità di controllo 28 della pompa di calore 18. Inside the tank 14 there is a further heat exchanger 40 arranged in a heat exchange ratio with the liquid contained in the tank 14. The heat exchanger 40 is connected to two fittings 42 predisposed for connection to a solar system including at least one solar thermal panel 44. The solar thermal panel 44 is arranged outside the cabinet 12 and is connected in a closed circuit to the heat exchanger 40. The appliance 10 comprises a control unit 46 for the solar system . The control unit 46 comprises a pump 48 controlled by the control unit 28 of the heat pump 18.

Il gruppo di comando 48 comprende inoltre valvole di sicurezza ed i componenti accessori necessari per il corretto funzionamento dell’impianto solare. The control unit 48 also includes safety valves and the accessory components necessary for the correct operation of the solar system.

Il serbatoio 14 può anche essere munito di una resistenza elettrica ausiliaria 50. The tank 14 can also be equipped with an auxiliary electric resistance 50.

Nel funzionamento, il riscaldamento dell’acqua calda sanitaria viene effettuato in massima parte con l’energia fornita dall’impianto solare, integrata con l’energia proveniente dalla pompa di calore 18. Il controllo dell’intero sistema à ̈ fatto dall’unità elettronica 28 che comanda il circuito di riscaldamento/raffreddamento 32, l’impianto solare ed il circuito di riscaldamento dell’acqua sanitaria tramite la pompa di calore 18 in funzione dei dati forniti da vari sensori di temperatura. In operation, the heating of the domestic hot water is mainly carried out with the energy supplied by the solar system, integrated with the energy coming from the heat pump 18. The control of the entire system is made by the electronic unit 28 which controls the heating / cooling circuit 32, the solar system and the sanitary water heating circuit through the heat pump 18 according to the data supplied by various temperature sensors.

Naturalmente, fermo restando il principio dell'invenzione, i particolari di costruzione e le forme di realizzazione potranno essere ampiamente variati rispetto a quanto discritto di illustrato senza per questo uscire dall'ambito dell'invenzione così come definito dalle rivendicazioni che seguono. Naturally, the principle of the invention remaining the same, the details of construction and the embodiments can be widely varied with respect to what is disclosed without thereby departing from the scope of the invention as defined by the following claims.

Claims (2)

RIVENDICAZIONI 1. Apparecchio di riscaldamento, raffreddamento e produzione di acqua calda sanitaria, comprendente: - un serbatoio (14) contenente un primo scambiatore di calore (16) per il riscaldamento di acqua calda sanitaria, - una pompa di calore reversibile (18) includente un'unità elettronica di controllo (28), un compressore (20), un secondo scambiatore di calore (22) ed un terzo scambiatore di calore (24), in cui il secondo scambiatore di calore (22) à ̈ disposto in rapporto di scambio termico con un primo liquido di scambio termico circolante in un circuito di riscaldamento/raffreddamento (32), ed in cui il terzo scambiatore di calore (24) à ̈ disposto in rapporto di scambio termico con un secondo liquido di scambio termico circolante in detto serbatoio (14) in rapporto di scambio termico con detto primo scambiatore di calore (16), caratterizzato dal fatto che detto serbatoio (14) contiene un quarto scambiatore di calore (40) predisposto per il collegamento ad un impianto solare includente almeno un pannello solare termico (44). CLAIMS 1. Apparatus for heating, cooling and producing domestic hot water, comprising: - a tank (14) containing a first heat exchanger (16) for heating domestic hot water, - a reversible heat pump (18) including an electronic control unit (28), a compressor (20), a second heat exchanger (22) and a third heat exchanger (24), in which the second heat exchanger (22) is arranged in a heat exchange ratio with a first heat exchange liquid circulating in a heating / cooling circuit (32), and in which the third heat exchanger (24) is arranged in a heat exchange ratio with a second heat exchange liquid circulating in said tank (14) in a heat exchange ratio with said first heat exchanger (16 ), characterized in that said tank (14) contains a fourth heat exchanger (40) arranged for connection to a solar plant including at least one solar thermal panel (44). 2. Apparecchio secondo la rivendicazione 1, caratterizzato dal fatto che il quarto scambiatore di calore (40) à ̈ associato ad un gruppo di comando (46) dell’impianto solare operante sotto il controllo di detta unità elettronica di controllo (28).2. Apparatus according to claim 1, characterized in that the fourth heat exchanger (40) is associated with a control unit (46) of the solar plant operating under the control of said electronic control unit (28).
ITTO2009A000873A 2009-11-13 2009-11-13 HEATING, COOLING AND PRODUCTION OF SANITARY HOT WATER APPLIANCE IT1399964B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITTO2009A000873A IT1399964B1 (en) 2009-11-13 2009-11-13 HEATING, COOLING AND PRODUCTION OF SANITARY HOT WATER APPLIANCE
PCT/IB2010/055146 WO2011058518A1 (en) 2009-11-13 2010-11-12 Apparatus for heating, cooling and producing domestic hot water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO2009A000873A IT1399964B1 (en) 2009-11-13 2009-11-13 HEATING, COOLING AND PRODUCTION OF SANITARY HOT WATER APPLIANCE

Publications (2)

Publication Number Publication Date
ITTO20090873A1 true ITTO20090873A1 (en) 2011-05-14
IT1399964B1 IT1399964B1 (en) 2013-05-09

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ITTO2009A000873A IT1399964B1 (en) 2009-11-13 2009-11-13 HEATING, COOLING AND PRODUCTION OF SANITARY HOT WATER APPLIANCE

Country Status (2)

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IT (1) IT1399964B1 (en)
WO (1) WO2011058518A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104132387A (en) * 2014-08-19 2014-11-05 常州海卡太阳能热泵有限公司 Solar heat pump and phase change energy storage heat pump combined heating system and control method
IT201700066146A1 (en) * 2017-06-14 2018-12-14 Innova S R L Thermal conditioning apparatus
CZ32676U1 (en) * 2018-10-25 2019-03-19 Almeva Ag Combined system for heating household water and medium for house heating and/or for cooling of heating medium for house cooling

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3011840A1 (en) * 1980-03-27 1981-10-08 Stefan Nau Gmbh & Co, 7405 Dettenhausen Heating system utilising environmental heat - has separate circuits connecting ground heat absorber to heat pump and roof absorber
DE202004008964U1 (en) * 2004-06-05 2004-09-09 Dietz, Erwin Low energy demand air conditioning system for a house has heat exchangers on the air inlet and exhaust sides and may each serve as evaporator or condenser for a heat engine
WO2008130306A1 (en) * 2007-04-24 2008-10-30 Thermia Värme Ab A solar assisted heat pump system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3011840A1 (en) * 1980-03-27 1981-10-08 Stefan Nau Gmbh & Co, 7405 Dettenhausen Heating system utilising environmental heat - has separate circuits connecting ground heat absorber to heat pump and roof absorber
DE202004008964U1 (en) * 2004-06-05 2004-09-09 Dietz, Erwin Low energy demand air conditioning system for a house has heat exchangers on the air inlet and exhaust sides and may each serve as evaporator or condenser for a heat engine
WO2008130306A1 (en) * 2007-04-24 2008-10-30 Thermia Värme Ab A solar assisted heat pump system

Also Published As

Publication number Publication date
IT1399964B1 (en) 2013-05-09
WO2011058518A1 (en) 2011-05-19

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