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HRP20200266T1 - Refrigeration plant for refrigeration and air conditioning - Google Patents

Refrigeration plant for refrigeration and air conditioning Download PDF

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Publication number
HRP20200266T1
HRP20200266T1 HRP20200266TT HRP20200266T HRP20200266T1 HR P20200266 T1 HRP20200266 T1 HR P20200266T1 HR P20200266T T HRP20200266T T HR P20200266TT HR P20200266 T HRP20200266 T HR P20200266T HR P20200266 T1 HRP20200266 T1 HR P20200266T1
Authority
HR
Croatia
Prior art keywords
valve
exchanger
pipe
flow
cooling fluid
Prior art date
Application number
HRP20200266TT
Other languages
Croatian (hr)
Inventor
Giuseppe Vitri
Original Assignee
Rivacold S.R.L.
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 Rivacold S.R.L. filed Critical Rivacold S.R.L.
Publication of HRP20200266T1 publication Critical patent/HRP20200266T1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B6/00—Compression machines, plants or systems, with several condenser circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B1/00—Compression machines, plants or systems with non-reversible cycle
    • F25B1/10—Compression machines, plants or systems with non-reversible cycle with multi-stage compression
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B29/00—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously
    • F25B29/003—Combined heating and refrigeration systems, e.g. operating alternately or simultaneously of the compression type system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/04—Desuperheaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements
    • F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00—Arrangement or mounting of control or safety devices
    • F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2309/00—Gas cycle refrigeration machines
    • F25B2309/06—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide
    • F25B2309/061—Compression machines, plants or systems characterised by the refrigerant being carbon dioxide with cycle highest pressure above the supercritical pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/047—Water-cooled condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0403—Refrigeration circuit bypassing means for the condenser
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/04—Refrigeration circuit bypassing means
    • F25B2400/0405—Refrigeration circuit bypassing means for the desuperheater
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/07—Details of compressors or related parts
    • F25B2400/075—Details of compressors or related parts with parallel compressors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/02—Compressor control
    • F25B2600/026—Compressor control by controlling unloaders
    • F25B2600/0261—Compressor control by controlling unloaders external to the compressor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2501—Bypass valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/25—Control of valves
    • F25B2600/2507—Flow-diverting valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B9/00—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point
    • F25B9/002—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant
    • F25B9/008—Compression machines, plants or systems, in which the refrigerant is air or other gas of low boiling point characterised by the refrigerant the refrigerant being carbon dioxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Greenhouses (AREA)

Claims (6)

1. Rashladno postrojenje za rashlađivanje i klimatizaciju zraka koje obuhvaća najmanje prvi skup (P) kompresora (20) čiji su ulazi za rashladni fluid postrojenja povezani na zajedničko prvo ulazno kolektorsko sredstvo (22) i čiji su izlazi povezani na zajedničko prvo izlazno kolektorsko sredstvo (24) povezano za prvu cijev osiguranu skupom sredstava (26, 27) za račvanje za rashladni fluid od kojih je svako namijenjeno da ubaci u ili izdvoji od navedene prve cijevi odgovarajući prvi razmjenjivač (28, 29) topline dodijeljen, u stanju ubacivanja duž prve cijevi, da se prenese u sekundarni fluid toplina rashladnog fluida hladeći ili kondenzirajući potonji; navedena prva cijev je također osigurana prvom granom koja ima prvo ventilsko sredstvo (31) za otvaranje i zatvaranje prve grane koja je povezana sa prvom cijevi između prvog izlaznog kolektorskog sredstva (24) i sredstava (26, 27) za račvanje; prva grana je povezana za prvo ulazno kolektorsko sredstvo (22) pomoću prvog ventila (33) za regulaciju pritiska i prvog toka drugog razmjenjivača (35) topline sa rashladnim fluidom druge grane povezane sa prvom cijevi blisko nizvodno od jednog od prvih razmjenjivača (28) topline i povezana za prvo ulazno kolektorsko sredstvo (22) preko drugog ventila (37) za regulaciju pritiska i preko drugog toka drugog razmjenjivača (35) topline; navedena prva cijev dalje sadrži, nizvodno od jednog od prvih razmjenjivača (29) topline, spojni dio povezan za izlaze drugog razmjenjivača (35) topline, i navedena prva cijev dalje sadrži drugo ventilsko sredstvo (41) za zatvaranje za završno zatvaranje dijela ili za jednosmjerni protok fluida i ona sadrži treći ventil (38) za regulaciju pritiska i, nizvodno od potonjeg (38), treći razmjenjivač (39) dodijeljen, u stanju protoka rashladnog fluida duž navedenog dijela prve cijevi, da se prenese toplina od sekundarnog fluida na rashladni fluid rashlađujući sekundarni fluid; drugo ventilsko sredstvo (41) za zatvaranje je nizvodno od navedenog trećeg razmjenjivača (39) i navedeno postrojenje dalje sadrži upravljačko sredstvo za programirano aktiviranje navedenih kompresora (20), sredstava (26, 27) za račvanje, ventilskih sredstava (31, 41), ventila (33, 37, 38) za regulaciju i svakog aktivnog elementa postrojenja; pri čemu je navedeno upravljačko sredstvo programirano najmanje za prvu manipulaciju u kojoj sredstva (26, 27) za račvanje i prvo ventilsko sredstvo (31) dozvoljavaju protok rashladnog fluida komprimiranog pomoću prvog skupa (P) kompresora (20) preko najmanje jednog od prvog razmjenjivača (28) topline, preko i prvog i drugog ventila (33, 37) za regulaciju pritiska i oba toka drugog razmjenjivača (35) topline do prvog ulaznog kolektorskog sredstva (22) i za drugu manipulaciju u kojoj sredstva (26, 27) za račvanje i prvo ventilsko sredstvo (31) usmjeravaju rashladni fluid komprimiran prvim skupom (P) kompresora (20) da prođe kroz najmanje jedan od prvih razmjenjivača (28, 29) topline, treći ventil (38) za regulaciju pritiska, treći razmjenjivač (39) i drugo ventilsko sredstvo (41) do prvog ulaznog kolektorskog sredstva (22); navedeno postrojenje je naznačeno time da ono dalje sadrži drugi skup (TN) kompresora (42) čiji izlazi su povezani sa prvim izlaznim kolektorskim sredstvom (24) i čiji ulaz za rashladni fluid postrojenja su povezani za zajedničko drugo ulazno kolektorsko sredstvo (44) koje se napaja rashladnim fluidom pomoću druge cijevi koja ima konektorsko sredstvo (45) koje ga spaja sa prvom cijevi nizvodno od prvog razmjenjivača (29) topline i uzvodno od trećeg ventila (38) za regulaciju pritiska; od navedenog konektorskog sredstva (45) druga cijev ima prvo sredstvo (47) za regulaciju pritiska, prolazi putem prvog toka četvrtog razmjenjivača (49) i teče u prijemnik – razdjelno sredstvo (51) iz kojeg ističe iz izlaza za rashladni fluid u tekućem stanju i nastavlja da napaja skup korisnika (53, 54) pri normalnoj temperaturi i/ili niskoj temperaturi protječući kroz njih zatim se ulijeva u drugo ulazno konektorsko sredstvo (44); izlaz za paru iz prijemnika – razdjelnog sredstva (51) je povezan sa drugim ulaznim konektorskim sredstvom (44) putem drugog sredstva (56) za regulaciju pritiska i drugog toka četvrtog razmjenjivača (49); nizvodno od konektorskog sredstva (45) i uzvodno od prvog sredstva (47) za regulaciju pritiska, druga cijev prolazi kroz prvi tok petog razmjenjivača (58); izlaz za paru iz prijemnika – razdjelnog sredstva (51) je povezan sa odgovarajućim sredstvom (60) za račvanje aktiviranim sredstvom za upravljanje da se poveže navedeni izlaz sa drugim ventilskim sredstvom (41) direktno ili putem drugog toka petog razmjenjivača (58).1. Refrigeration plant for cooling and air conditioning comprising at least a first set (P) of compressors (20) whose inlets for the cooling fluid of the plant are connected to a common first inlet collector means (22) and whose outlets are connected to a common first outlet collector means ( 24) connected to a first pipe provided with a set of cooling fluid branching means (26, 27) each of which is intended to insert into or extract from said first pipe a corresponding first heat exchanger (28, 29) allocated, in the state of insertion along the first pipe , to transfer the heat of the cooling fluid to the secondary fluid by cooling or condensing the latter; said first pipe is also provided with a first branch having first valve means (31) for opening and closing the first branch which is connected to the first pipe between the first outlet collector means (24) and the bifurcation means (26, 27); the first branch is connected to the first inlet collector means (22) by means of the first valve (33) for regulating the pressure and the first flow of the second heat exchanger (35) with the cooling fluid of the second branch connected to the first pipe close downstream of one of the first heat exchangers (28) and connected to the first inlet collector means (22) via the second valve (37) for pressure regulation and via the second flow of the second heat exchanger (35); said first pipe further comprises, downstream of one of the first heat exchangers (29), a connecting part connected to the outlets of the second heat exchanger (35), and said first pipe further comprises a second closing valve means (41) for final closing of the section or for one-way fluid flow and it contains a third valve (38) for pressure regulation and, downstream of the latter (38), a third exchanger (39) assigned, in the state of flow of the cooling fluid along said section of the first tube, to transfer heat from the secondary fluid to the cooling fluid cooling secondary fluid; second closing valve means (41) is downstream of said third exchanger (39) and said plant further comprises control means for programmed activation of said compressors (20), splitting means (26, 27), valve means (31, 41), valves (33, 37, 38) for regulation and each active element of the plant; wherein said control means is programmed for at least a first manipulation in which the fork means (26, 27) and the first valve means (31) allow the flow of refrigerant compressed by the first set (P) of the compressor (20) through at least one of the first exchanger ( 28) of heat, via both the first and second valves (33, 37) for pressure regulation and both flows of the second heat exchanger (35) to the first inlet collector means (22) and for the second manipulation in which the means (26, 27) for splitting and the first valve means (31) directs the cooling fluid compressed by the first set (P) of the compressor (20) to pass through at least one of the first heat exchangers (28, 29), a third pressure control valve (38), a third exchanger (39) and another valve means (41) to the first inlet collector means (22); said plant is characterized by the fact that it further contains a second set (TN) of compressors (42) whose outputs are connected to the first outlet collector means (24) and whose inlet for the cooling fluid of the plant is connected to a common second inlet collector means (44) which supplied with cooling fluid by means of a second pipe having a connector means (45) connecting it to the first pipe downstream of the first heat exchanger (29) and upstream of the third valve (38) for pressure regulation; from the said connector means (45), the second pipe has the first means (47) for pressure regulation, passes through the first stream of the fourth exchanger (49) and flows into the receiver - distribution means (51) from which it exits from the outlet for the cooling fluid in the liquid state and continues to supply a set of users (53, 54) at normal temperature and/or low temperature flowing through them then flows into the second input connector means (44); the steam outlet from the receiver - distribution means (51) is connected to the second input connector means (44) via the second means (56) for regulating the pressure and the second flow of the fourth exchanger (49); downstream of the connector means (45) and upstream of the first pressure regulating means (47), a second pipe passes through the first flow of the fifth exchanger (58); the steam outlet from the receiver-distributor means (51) is connected to a suitable branching means (60) actuated by a control means to connect said outlet to another valve means (41) directly or via another stream of the fifth exchanger (58). 2. Postrojenje prema patentnom zahtjevu 1 naznačeno time da svako sredstvo (47, 56) za regulaciju pritiska sadrži dva ventila za regulaciju pritiska, koja imaju izlaze u međusobnoj protočnoj komunikaciji i sa ulazima povezanim za odgovarajuće izlaze sredstava za račvanje aktiviranim upravljačkim sredstvom da se prebaci protok kroz ventil za regulaciju pritiska kada skup senzora sredstava (47, 56) za reguliranje pritiska osigura upravljačkom sredstvu podatke koji ukazuju na neispravnost drugog ventila za regulaciju pritiska.2. Plant according to patent claim 1, characterized in that each means (47, 56) for pressure regulation comprises two pressure regulation valves, which have outputs in mutual flow communication and with inputs connected to the corresponding outputs of the bifurcation means activated by the control means to switch flow through the pressure regulating valve when the set of pressure regulating means sensors (47, 56) provide the control means with data indicating a malfunction of the second pressure regulating valve. 3. Postrojenje prema patentnom zahtjevu 1 ili 2 naznačeno time da druga cijev, nizvodno od izlaza za tekućinu iz prijemnika – razdjelnog sredstva (51) i uzvodno od skupa (53, 54) korisnika, prolazi kroz prvi tok šestog razmjenjivača (62); izlaz navedenog prvog toka je također povezan, preko četvrtog ventila (64) za regulaciju pritiska i drugog toka šestog razmjenjivača (62), do drugog ulaznog kolektorskog sredstva (44).3. Plant according to patent claim 1 or 2 characterized by the fact that the second pipe, downstream of the liquid outlet from the receiver-distributor (51) and upstream of the set (53, 54) of users, passes through the first flow of the sixth exchanger (62); the output of said first flow is also connected, via the fourth valve (64) for pressure regulation and the second flow of the sixth exchanger (62), to the second input collector means (44). 4. Postrojenje prema patentnom zahtjevu 3 naznačeno time da izlaz prvog toka šestog razmjenjivača (62) je povezan sa drugim ulaznim konektorskim sredstvom (44) preko petog ventila (66) za regulaciju pritiska aktiviranim upravljačkim sredstvom da se podesi izlazna temperatura rashladnog fluida iz kompresora (20, 42) prvog (P) i/ili drugog (TN) skupa smanjujući je.4. The plant according to patent claim 3 characterized in that the output of the first flow of the sixth exchanger (62) is connected to the second input connector means (44) via the fifth valve (66) for pressure regulation activated by the control means to adjust the outlet temperature of the cooling fluid from the compressor ( 20, 42) of the first (P) and/or second (TN) set by reducing it. 5. Postrojenje prema bilo kojem patentnom zahtjevu od 2 do 4 naznačeno time da izlaz za rashladni fluid korisnika na niskoj temperaturi (54) je povezan sa drugim ulaznim kolektorskim sredstvom (44) preko skupa (BT) paralelnih nisko-temperaturnih kompresora (70) i preko mogućeg opcionalnog šestog razmjenjivača (72) topline za hlađenje rashladnog fluida.5. The plant according to any one of claims 2 to 4, characterized in that the low-temperature user coolant outlet (54) is connected to another inlet collector means (44) via a set (BT) of parallel low-temperature compressors (70) and via a possible optional sixth heat exchanger (72) for cooling the coolant. 6. Postrojenje prema bilo kojem patentnom zahtjevu od 2 do 5 naznačeno time da ono sadrži ventil i/ili hidraulično sredstvo za povezivanje drugog ventilskog sredstva (41) i/ili izlaza skupa korisnika (53, 54) sa prvim ulaznim kolektorskim sredstvom (22) i/ili sa drugim ulaznim kolektorskim sredstvom (44) i/ili da se izvede međusobno povezivanje takvih kolektorskih sredstava (22, 44).6. The plant according to any patent claim from 2 to 5 characterized in that it contains a valve and/or hydraulic means for connecting the second valve means (41) and/or the output of the set of users (53, 54) with the first inlet collector means (22) and/or with another input collector means (44) and/or to perform interconnection of such collector means (22, 44).
HRP20200266TT 2014-10-01 2020-02-18 Refrigeration plant for refrigeration and air conditioning HRP20200266T1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITBO20140537 2014-10-01
EP15187860.0A EP3002529B1 (en) 2014-10-01 2015-10-01 Refrigeration plant for refrigeration and air conditioning

Publications (1)

Publication Number Publication Date
HRP20200266T1 true HRP20200266T1 (en) 2020-05-29

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Application Number Title Priority Date Filing Date
HRP20200266TT HRP20200266T1 (en) 2014-10-01 2020-02-18 Refrigeration plant for refrigeration and air conditioning

Country Status (7)

Country Link
EP (1) EP3002529B1 (en)
DK (1) DK3002529T3 (en)
ES (1) ES2774353T3 (en)
HR (1) HRP20200266T1 (en)
PL (1) PL3002529T3 (en)
PT (1) PT3002529T (en)
SI (1) SI3002529T1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556456B1 (en) * 1983-12-09 1986-05-16 Bonnet Ets REFRIGERATION SYSTEM PRODUCING COLD AND HOT
IT1403526B1 (en) 2011-01-24 2013-10-31 Rivacold S R L MULTI-UTILITY REFRIGERATOR SYSTEM

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Publication number Publication date
EP3002529A1 (en) 2016-04-06
SI3002529T1 (en) 2020-06-30
DK3002529T3 (en) 2020-03-02
PL3002529T3 (en) 2020-06-01
PT3002529T (en) 2020-03-03
EP3002529B1 (en) 2019-11-20
ES2774353T3 (en) 2020-07-20

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