CN218735759U - Energy-saving refrigerating system for cold source supply - Google Patents
Energy-saving refrigerating system for cold source supply Download PDFInfo
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- CN218735759U CN218735759U CN202222815400.0U CN202222815400U CN218735759U CN 218735759 U CN218735759 U CN 218735759U CN 202222815400 U CN202222815400 U CN 202222815400U CN 218735759 U CN218735759 U CN 218735759U
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Abstract
The utility model discloses an energy-saving refrigeration system for cold source supply, which comprises a plurality of groups of water chilling units, a plurality of cooling water pumps, a cooling water pipeline, a plurality of freezing water pumps, a freezing water pipeline, a plurality of groups of cooling towers and air conditioner terminal equipment, wherein the water outlet end of each cooling tower is connected with the water inlet end of the cooling water pump through the cooling water pipeline, and the water outlet end of each cooling water pump is correspondingly connected with a group of water chilling units to realize the communication between the water chilling units and the cooling towers; the water outlet end of the air conditioner terminal equipment is communicated with the water inlet ends of the chilled water pumps through chilled water pipelines, and the water outlet end of each chilled water pump is correspondingly connected with the water inlet ends of a group of water chilling units through chilled water pipelines. The utility model discloses set up the relation of connection with cooling water set and frozen water pump, cooling water set and cooling water pump into the one-to-one and be connected, can reduce frozen water pump, cooling water pump lost energy, reach energy-conserving purpose.
Description
Technical Field
The utility model relates to a refrigeration technology field especially relates to an energy-conserving refrigerating system for computer lab cold source supply.
Background
With the high-speed development of the communication industry, the high integration of computer room equipment such as network core equipment and IT equipment leads to the increasing of heat dissipation capacity of the computer room, the heat load of the computer room mainly comes from the IT equipment in a cabinet, the heat productivity of a server and a CPU in a workstation in the IT equipment is very large, if the heat dissipation measures cannot be taken for the computer room in time, the CPU serving as a brain or a heart cannot work normally, and the phenomenon that the equipment in the computer room is halted and the like is caused.
The existing refrigerating machine room mainly comprises a water chilling unit, a chilled water pump set, a cooling water pump set and a cooling tower set, wherein one or more water chilling units are generally connected with a plurality of groups of chilled water pumps and a plurality of groups of cooling water pumps in parallel through pipelines, chilled water flows out of the water chilling units and flows into the plurality of groups of chilled water pumps in a centralized manner, and the chilled water also flows out of the plurality of groups of chilled water pumps in a centralized manner when flowing out of the plurality of groups of chilled water pumps; the cooling water flows through multiunit cooling water pump from the cooling tower comes out, concentrate the inflow cooling water set through multiunit cooling water pump, because the parallelly connected freezing water pump of cooling water set and cooling water pump's pipeline is multiunit, the energy of freezing water pump and cooling water pump loss is just more, because the impact of rivers between a plurality of pumps, the condition that can have capacity loss, the parallelly connected water pump of pipeline is more, the energy of water pump loss is just big more, the water pump is connected to cooling water set again, consequently, can influence cooling water set's refrigeration effect, the cooling effect, lead to cooling water set's refrigeration, the cooling effect reduces, and then influence the heat dissipation of computer lab, increase the radiating energy consumption of computer lab.
SUMMERY OF THE UTILITY MODEL
The problem that exists to prior art, the utility model aims to solve the technical problem that an energy-conserving refrigerating system of cooling, cooling effect, improvement computer lab radiating effect that cooling water set and frozen water pump, cooling water pump one-to-one are connected, reduce a plurality of frozen water pumps, the parallelly connected required elbow quantity of cooling water pump, reduction frozen water pump, cooling water pump loss, energy saving, improvement cooling water set is provided.
In order to solve the technical problem, the utility model provides an energy-saving refrigeration system for cold source supply, the energy-saving refrigeration system comprises a plurality of groups of water chilling units, a plurality of cooling water pumps corresponding to the number of the water chilling units, a cooling water pipeline, a plurality of freezing water pumps corresponding to the number of the water chilling units, a freezing water pipeline, a plurality of groups of cooling towers corresponding to the number of the water chilling units and air conditioner terminal equipment;
each group of water chilling unit is connected with the water chilling unit in parallel;
each group of cooling towers is connected with each other in parallel;
the water outlet end of each cooling tower is connected with the water inlet end of a cooling water pump through a cooling water pipeline, and the water outlet end of each cooling water pump is correspondingly connected with a group of water chilling units so as to realize the communication between the water chilling units and the cooling tower, thereby forming a cooling loop;
the water outlet end of the air-conditioning terminal equipment is communicated with the water inlet ends of the chilled water pumps through chilled water pipelines, the water outlet end of each chilled water pump is correspondingly connected with the water inlet ends of a group of water chilling units through chilled water pipelines, and the water outlet ends of the water chilling units are also connected with the water inlet ends of the air-conditioning terminal equipment through chilled water pipelines to form a refrigeration loop;
cooling water exchanges heat with air in a plurality of groups of cooling towers connected in parallel to reduce the temperature of the cooling water, the cooled cooling water is sent into a water chilling unit through a cooling water pump, the cooling water exchanges heat with a refrigerant in the water chilling unit to take away heat in the water chilling unit, and then the cooling water is sent back into the plurality of groups of cooling towers connected in parallel through a cooling water pipeline to be cooled again;
chilled water prepared by a plurality of groups of water chilling units connected in parallel is sent into air conditioner terminal equipment by a chilled water pump, the air conditioner terminal equipment exchanges heat with air in a machine room, and the chilled water after heat exchange flows into the plurality of groups of water chilling units connected in parallel again through a chilled water pipeline and is refrigerated by utilizing a refrigerant circulating in the chilled water.
The evaporator and the condenser are installed in each water chilling unit, two independent units of chilled water pipelines and unit cooling water pipelines are installed in each water chilling unit, chilled water exchanges heat with a refrigerant in the evaporator, and cooling water exchanges heat with the refrigerant in the condenser.
Aiming at further improvement of the technical scheme, the cooling water pipeline is divided into a cooling water supply pipeline and a cooling water return pipeline, one end of the cooling water supply pipeline is communicated with water outlet ends of a plurality of groups of cooling towers, and the other end of the cooling water supply pipeline is communicated with a cooling water pump and a water chilling unit; one end of the cooling water return pipeline is connected with the water outlet end of the water chilling unit, and the other end of the cooling water return pipeline is communicated with the water inlet ends of the plurality of groups of cooling towers.
Aiming at the further improvement of the technical scheme, the chilled water pipeline is divided into a chilled water supply pipeline and a chilled water return pipeline, and the chilled water supply pipeline is communicated with a chilled water pump and a water chilling unit; one end of the chilled water return pipeline is communicated with the water outlet end of the water chilling unit, and the other end of the chilled water return pipeline is communicated with the air conditioner tail end device.
According to the further improvement of the technical scheme, the energy-saving refrigeration system comprises a differential pressure bypass valve group, and the differential pressure bypass valve group is installed between a chilled water supply pipeline and a chilled water return pipeline.
The energy-saving refrigeration system comprises two side flow water treatment devices, namely a first side flow water treatment device and a second side flow water treatment device, wherein the first side flow water treatment device is connected between a cooling water pipeline and a cooling water pump in parallel, the first side flow water treatment device is used for carrying out water quality treatment on cooling water circulated by the cooling water pipeline, the second side flow water treatment device is connected between a chilled water pipeline and the chilled water pump in parallel, and the second side flow water treatment device is used for carrying out water quality treatment on chilled water circulated by the chilled water pipeline.
The energy-saving refrigeration system comprises a cooling water standby pump and a chilled water standby pump, wherein the cooling water standby pump is connected with the cooling water pump, and the chilled water standby pump is connected with the chilled water pump.
In order to further improve the technical scheme, the energy-saving refrigeration system comprises a first electric two-way valve and a second electric two-way valve, the first electric two-way valve is connected to a cooling water supply pipeline where the cooling tower and the water chilling unit are located, and the second electric two-way valve is connected to a cooling water return pipeline where the cooling tower and the water chilling unit are located.
To the further improvement of above-mentioned technical scheme, energy-conserving refrigerating system includes automatic water supply device, water supply mouth and return water mouth have been seted up to automatic water supply device, water supply mouth and return water mouth all are linked together with refrigerated water return water pipe.
Further improvement aiming at the technical scheme is that a first sewage discharge filter is arranged on the cooling water pipeline, and a second sewage discharge filter is arranged on the freezing water pipeline.
Compared with the prior art, the utility model discloses a scheme contains following beneficial effect at least:
(1) The utility model discloses an energy-conserving refrigerating system includes a plurality of groups cooling water set, a plurality of cooling water pump, cooling water piping, a plurality of frozen water pump, frozen water piping, a plurality of groups cooling tower, air conditioner end equipment, the water outlet end of each cooling tower passes through cooling water piping and links to each other with the water inlet end of cooling water pump, the water outlet end of each cooling water pump corresponds connects a group cooling water set in order to realize the intercommunication of cooling water set and cooling tower, thereby form the cooling circuit; the water outlet end of the air-conditioning terminal equipment is communicated with the water inlet ends of the chilled water pumps through chilled water pipelines, the water outlet end of each chilled water pump is correspondingly connected with the water inlet ends of a group of water chilling units through chilled water pipelines, and the water outlet ends of the water chilling units are also connected with the water inlet ends of the air-conditioning terminal equipment through chilled water pipelines to form a refrigeration loop. The utility model discloses set up the relation of connection with cooling water set and frozen water pump, cooling water set and cooling water pump into the one-to-one and be connected, set up like this and can reduce the energy that frozen water pump, cooling water pump lost, improve energy-conserving refrigerating system's refrigeration, cooling effect, satisfy energy-conserving refrigerating system for the demand of computer lab supply cold source, reach the radiating effect of computer lab, reduce the radiating energy consumption of computer lab, realize energy saving's purpose. The technical problems that a plurality of freezing water pumps and a plurality of cooling water pumps are connected in parallel to require the number of elbows and the loss energy of the water pumps is large in the cold water machine room in the prior art can be solved.
(2) The utility model discloses a cooling circuit can utilize the cooling water to carry out the heat transfer with the air in parallelly connected a plurality of cooling towers of group in order to reduce the temperature of cooling water, and in the cooling water after the cooling sent into the cooling water set through cooling water pump, the cooling water carried out the heat transfer with the refrigerant in the cooling water set, took away the heat in the cooling water set, sent back again by cooling water piping and cooled down in the parallelly connected a plurality of cooling towers of group. Through the utility model discloses a refrigeration circuit is sent into air conditioner end equipment by the refrigerated water pump respectively with the refrigerated water that a plurality of parallelly connected cooling water set prepared, utilizes air conditioner end equipment and the air in the computer lab to carry out the heat transfer to the realization dispels the heat to the computer lab, solves the heat dissipation problem of computer lab. In addition, the chilled water after heat exchange of the air in the machine room can flow into the water chilling units connected in parallel again through the chilled water pipeline, and the chilled water is refrigerated by utilizing the refrigerant circulating in the chilled water pipeline, so that the whole energy-saving refrigeration system can be circulated, and the using effect of the energy-saving refrigeration system is improved.
(3) The utility model discloses an energy-conserving refrigerating system still is provided with pressure differential bypass valves, installs pressure differential bypass valves between refrigerated water supply pipe and refrigerated water return pipe, balances the pressure differential between refrigerated water supply pipe and the refrigerated water return pipe through pressure differential bypass valves, prevents that the pressure differential of freezing water supply pipe and refrigerated water return pipe is too big, also can reduce frozen water pump's energy consumption.
(4) The utility model discloses an energy-conserving refrigerating system still is provided with two side stream water treatment wares, is first side stream water treatment ware and second side stream water treatment ware respectively, connects in parallel first side stream water treatment ware between cooling water piping and cooling water pump, utilizes first side stream water treatment to carry out water quality treatment to the cooling water that cooling water piping circulates, second side stream water treatment ware connects in parallel between chilled water pipeline and chilled water pump, carries out water quality treatment to the chilled water that chilled water pipeline circulated through second side stream water treatment ware, prevents to appear blockking up and the incrustation scale condition in the equipment pipeline that links to each other.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
FIG. 1 is a schematic view of the energy saving refrigeration system of the present invention;
FIG. 2 is a detailed schematic of the cold water circuit and cooling circuit of the present invention;
FIG. 3 is a detailed schematic view of the cooling tower and cooling water piping connection of the present invention;
fig. 4 is a schematic diagram of the connection between the condenser and the evaporator inside the water chiller according to the present invention.
In the figure, a water chilling unit 1, a condenser 101, an evaporator 102, a cooling water pump 2, a cooling water backup pump 21, a cooling water pipeline 3, a cooling water supply pipeline 31, a cooling water return pipeline 32, a chilled water pump 4, a chilled water backup pump 41, a chilled water pipeline 5, a chilled water supply pipeline 51, a chilled water return pipeline 52, a cooling tower 6, a first electric two-way valve 61, a second electric two-way valve 62, an air conditioner end device 7, a differential pressure bypass valve group 8, a first bypass water treatment device 9, a second bypass water treatment device 10, an automatic water supply device 11, a first sewage filter 12, a second sewage filter 13, a temperature sensor 14 and a soft joint 15 are arranged.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-4, the utility model provides an energy-conserving refrigerating system for cold source supply, this energy-conserving refrigerating system include a plurality of cooling water set 1, with a plurality of cooling water pump 2 that cooling water set 1 quantity is corresponding, cooling water piping 3, with a plurality of frozen water pump 4 that cooling water set 1 quantity is corresponding, frozen water pipeline 5, with a plurality of cooling tower 6 of organizing that cooling water set 1 quantity is corresponding, air conditioner end equipment 7. The utility model discloses when specifically realizing, be provided with two sets of cooling water set 1, two cooling water pump 2, two frozen water pump 4, two sets of cooling towers 6, this cooling water set 1 adopts screw rod cooling water set 1 or centrifugal cooling water set 1. Each group of water chilling unit 1 is connected with the water chilling unit 1 in parallel, and each group of cooling tower 6 is connected with the cooling tower 6 in parallel;
the water outlet end of each cooling tower 6 is connected with the water inlet end of a cooling water pump 2 through a cooling water pipeline 3, and the water outlet end of each cooling water pump 2 is correspondingly connected with a group of water chilling units 1 so as to realize the communication between the water chilling units 1 and the cooling towers 6 and further form a cooling loop; the water outlet end of the air-conditioning terminal equipment 7 is communicated with the water inlet ends of the chilled water pumps 4 through chilled water pipelines 5, the water outlet end of each chilled water pump 4 is correspondingly connected with the water inlet ends of a group of water chilling units 1 through chilled water pipelines 5, and the water outlet end of each water chilling unit 1 is also connected with the water inlet end of the air-conditioning terminal equipment 7 through chilled water pipelines 5, so that a refrigeration loop is formed. The utility model discloses set up cooling water set 1 and frozen water pump 4, cooling water pump 2 relation of connection into the one-to-one and be connected, set up like this and can reduce the energy that frozen water pump 4, cooling water pump 2 lost, improve refrigeration, cooling effect, the improvement computer lab radiating effect of cooling water set 1, reach the purpose of energy saving. Cooling water exchanges heat with air of the cooling towers 6 in the two groups of cooling towers 6 connected in parallel, so that the temperature of the cooling water is reduced, the cooled cooling water is sent into the water chilling unit 1 through the cooling water pump 2, the cooling water exchanges heat with a refrigerant in the water chilling unit 1 to take away heat in the water chilling unit 1, and then the cooling water is sent back into the groups of cooling towers 6 connected in parallel through the cooling water pipeline 3 to be cooled again; chilled water prepared by a plurality of groups of water chilling units 1 connected in parallel is sent into an air conditioner terminal device 7 by a chilled water pump 4, the air conditioner terminal device 7 exchanges heat with air in a machine room, a cold source is provided for the machine room, the heat dissipation problem of the machine room is solved, and the chilled water after heat exchange flows into the plurality of groups of water chilling units 1 connected in parallel again through a chilled water pipeline 5 and refrigerates the chilled water by utilizing a refrigerant of the internal circulation of the chilled water. The whole cooling loop and the refrigerating loop are circularly carried out, and the using effect of the whole refrigerating system is improved.
The energy-saving refrigeration system of the embodiment includes two sets of water chilling units 1, two sets of cooling towers 6, two chilled water pumps 41 and two chilled water pumps 2, and the specific numerical values of the numbers of the water chilling units 1, the cooling towers 6, the chilled water pumps 2 and the chilled water pumps 4 are only listed, and in other embodiments, the numbers of the water chilling units 1, the cooling towers 6, the chilled water pumps 2 and the chilled water pumps 4 can be set to other numerical values.
The utility model discloses during the concrete realization, this energy-conserving refrigerating system includes cooling water stand-by pump 21 and refrigerated water stand-by pump 41, and cooling water stand-by pump 21 links to each other with cooling water pump 2, and refrigerated water stand-by pump 41 links to each other with refrigerated water pump 4, in addition, the utility model discloses still all be connected with soft joint 15 at cooling water pump 2, cooling water stand-by pump 21, refrigerated water stand-by pump 41, refrigerated water pump 4, the both ends of cooling water set 1, play the effect of taking precautions against earthquakes and noise reduction through soft joint 15, prolong the life of equipment.
The utility model discloses all install evaporimeter 102 and condenser 101 in every inside of water chilling unit 1 of group, condenser 101 is linked together with evaporimeter 102 for the heat that condenser 101 cooling water circulation produced can be taken away to evaporimeter 102, the internally mounted of water chilling unit 1 has two sets of independent unit chilled water pipeline 5 and unit chilled water pipeline 3, make chilled water and cooling water circulate with evaporimeter 102 and condenser 101 respectively in water chilling unit 1 through unit chilled water pipeline 5 and unit chilled water pipeline 3. Cooling water circulating in the cooling loop flows out of the cooling tower 6, flows into a condenser 101 of the water chilling unit 1, exchanges heat with a refrigerant in the condenser 101, flows out of the condenser 101, flows into the cooling tower 6 through a cooling water recovery pipeline, and dissipates heat through the cooling tower 6; the cooled cooling water is re-introduced into the condenser 101 of the chiller 1 through the cooling water supply pipe 31 and the cooling water pump 2, and thus the cooling cycle is continuously performed. The chilled water circulating in the refrigeration loop flows out from the evaporator 102 of the water chilling unit 1, the chilled water flowing out from the evaporator 102 enters the air conditioning terminal device 7 through the chilled water supply pipeline 51, the chilled water after the heat exchange between the air conditioning terminal device 7 and the air in the machine room flows through the chilled water return pipeline 52, flows through the chilled water pump 4, flows into the evaporator 102 of the water chilling unit 1 again, and exchanges heat with the refrigerant of the evaporator 102 in the water chilling unit 1 for refrigeration, so that the refrigeration and refrigeration cycle is continuously performed.
When the utility model is realized, the cooling water pipeline 3 is divided into a cooling water supply pipeline 31 and a cooling water return pipeline 32, one end of the cooling water supply pipeline 31 is communicated with the water outlet ends of a plurality of groups of cooling towers 6, and the other end of the cooling water supply pipeline 31 is communicated with the cooling water pump 2 and the water chilling unit 1; one end of the cooling water return pipeline 32 is connected with the water outlet end of the water chilling unit 1, the other end of the cooling water return pipeline 32 is communicated with the water inlet ends of the plurality of groups of cooling towers 6, cooling water cooled by the cooling towers 6 is sent into the water chilling unit 1 through the cooling water supply pipeline 31 and the cooling water pump 2, heat exchange is carried out between the cooling water and a refrigerant in the water chilling unit 1, and after heat of the water chilling unit 1 is taken away, the cooling water is sent back to the cooling tower 6 through the cooling water return pipeline 32 to be cooled again. The chilled water pipeline 5 is divided into a chilled water supply pipeline 51 and a chilled water return pipeline 52, and the chilled water supply pipeline 51 is communicated with the chilled water pump 4 and the water chilling unit 1; one end of the chilled water return pipe 52 is communicated with the water outlet end of the water chilling unit 1, and the other end of the chilled water return pipe 52 is communicated with the air-conditioning terminal device 7; chilled water prepared by a plurality of groups of water chilling units 1 is sent into an air conditioner terminal device 7 through a chilled water pump 4 and a chilled water supply pipeline 51, the air conditioner terminal device 7 exchanges heat with air in a machine room, and the chilled water after heat exchange flows into the plurality of groups of water chilling units 1 again through a chilled water return pipeline 52 to refrigerate.
The utility model discloses still install temperature sensor 14 between cooling water supply pipe 31, cooling water return pipe 32, chilled water supply pipe 51, chilled water return pipe 52 and cooling water set 1, detect the temperature of the refrigerated water of supply, the refrigerated water of retrieving, supply and retrieving respectively through temperature sensor 14.
The utility model discloses an energy-conserving refrigerating system includes pressure differential bypass valves 8, and pressure differential bypass valves 8 are installed between refrigerated water supply pipe 51 and refrigerated water return pipe 52, balances the pressure differential between refrigerated water supply pipe 51 and the refrigerated water return pipe 52 through pressure differential bypass valves 8, prevents that pressure differential is too big between refrigerated water supply pipe 51 and the refrigerated water return pipe 52, also can reduce the energy consumption of frozen water pump 4.
The utility model discloses an energy-conserving refrigerating system still includes two side stream water treatment wares, is first side stream water treatment ware 9 and second side stream water treatment ware 10 respectively, connects first side stream water treatment ware 9 in parallel between cooling water piping 3 and cooling water pump 2, utilizes first side stream water treatment to carry out water quality treatment to the cooling water that cooling water piping 3 circulates, connects second side stream water treatment ware 10 in parallel between chilled water piping 5 and chilled water pump 4, utilizes second side stream water treatment ware 10 to carry out water quality treatment to the chilled water that chilled water piping 5 circulated, the utility model discloses a side stream water treatment ware is the low-voltage electric field principle that adopts superimposed pulse, according to quality of water automatic adjustment processing signal to the side stream water volume, can also realize killing aquatic bacterium, prevent to appear blockking up and the incrustation condition in the continuous equipment pipeline such as cooling water piping 3, chilled water piping 5, can reach the scale prevention, get rid of the effect such as suspended solid.
The utility model discloses an energy-conserving refrigerating system includes first electronic two-way valve 61 and second electronic two-way valve 62, first electronic two-way valve 61 is connected on cooling water supply pipe 31 at cooling tower 6 and cooling water set 1 place, through the opening of first electronic two-way valve 61, the cooling water that the switch comes to control after the cooling of cooling tower 6 cooling flows to cooling water set 1, second electronic two-way valve 62 is connected on cooling water return pipe 32 at cooling tower 6 and cooling water set 1 place, through the opening of second electronic two-way valve 62, the switch comes to control the cooling water after the refrigerant heat transfer in cooling water set 1 from cooling water set 1 flow to cooling tower 6, first electronic two-way valve 61 and second electronic two-way valve 62 are two-position switch formula water route electronic two-way valve, through the expert of first electronic two-way valve 61 and second electronic two-way valve 62 to cooling water supply pipe 31, the switching action is played absolutely.
The utility model discloses an energy-conserving refrigerating system includes automatic water supply device 11, and automatic water supply device 11 has seted up water supply mouth and return water mouth, and water supply mouth and return water mouth all are linked together with refrigerated water return pipe 52, and convenient automatic water supply device 11 carries out moisturizing and drainage according to the pressure condition in the refrigerated water pipe 5. The automatic water replenishing device 11 of the utility model is provided with an automatic water softening device.
When the embodiment of the utility model is realized, the first sewage discharging filter 12 is arranged on the cooling water pipeline 3, and the impurities brought in or generated in the cooling water circulation process are filtered by the first sewage discharging filter 12 by reducing the flow speed of the cooling water passing through the first sewage discharging filter 12; the freezing water pipe 5 is provided with a second pollution discharging filter 13, and impurities brought or generated by the freezing water in the water replenishing and circulating processes are filtered by the second pollution discharging filter 13 by reducing the flow rate of the freezing water passing through the second pollution discharging filter 13.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (10)
1. An energy-saving refrigerating system for cold source supply is characterized in that: the energy-saving refrigeration system comprises a plurality of groups of water chilling units, a plurality of cooling water pumps, a cooling water pipeline, a plurality of freezing water pumps, a freezing water pipeline, a plurality of groups of cooling towers and air conditioner terminal equipment, wherein the number of the cooling water pumps corresponds to that of the water chilling units;
each group of water chilling unit is connected with the water chilling unit in parallel;
each group of cooling towers is connected with each other in parallel;
the water outlet end of each cooling tower is connected with the water inlet end of a cooling water pump through a cooling water pipeline, and the water outlet end of each cooling water pump is correspondingly connected with a group of water chilling units so as to realize the communication between the water chilling units and the cooling tower, thereby forming a cooling loop;
the water outlet end of the air-conditioning terminal equipment is communicated with the water inlet ends of the chilled water pumps through chilled water pipelines, the water outlet end of each chilled water pump is correspondingly connected with the water inlet ends of a group of water chilling units through chilled water pipelines, and the water outlet ends of the water chilling units are also connected with the water inlet ends of the air-conditioning terminal equipment through chilled water pipelines to form a refrigeration loop.
2. The energy saving refrigeration system for supplying a cool source according to claim 1, wherein: evaporator and condenser are all installed to every inside of group cooling water set, and the internally mounted of cooling water set has two sets of independent unit frozen water pipeline and unit cooling water piping, and the refrigerated water exchanges heat with the refrigerant in the evaporator, and cooling water and refrigerant exchange heat in the condenser.
3. The energy saving refrigeration system for supplying a cool source according to claim 1, wherein: the cooling water pipeline is divided into a cooling water supply pipeline and a cooling water return pipeline, one end of the cooling water supply pipeline is communicated with the water outlet ends of the plurality of groups of cooling towers, and the other end of the cooling water supply pipeline is communicated with the cooling water pump and the water chilling unit; one end of the cooling water return pipeline is connected with the water outlet end of the water chilling unit, and the other end of the cooling water return pipeline is communicated with the water inlet ends of the plurality of groups of cooling towers.
4. The energy saving refrigeration system for cool source supply according to claim 1, wherein: the chilled water pipeline is divided into a chilled water supply pipeline and a chilled water return pipeline, and the chilled water supply pipeline is communicated with a chilled water pump and a water chilling unit; one end of the chilled water return pipeline is communicated with the water inlet end of the water chilling unit, and the other end of the chilled water return pipeline is communicated with the air conditioner tail end equipment.
5. The energy saving refrigeration system for supplying a cool source according to claim 1, wherein: the energy-saving refrigeration system comprises a differential pressure bypass valve group, and the differential pressure bypass valve group is arranged between a chilled water supply pipeline and a chilled water return pipeline.
6. The energy saving refrigeration system for supplying a cool source according to claim 1, wherein: the energy-saving refrigeration system comprises two side flow water treatment devices, namely a first side flow water treatment device and a second side flow water treatment device, the first side flow water treatment device is connected between the cooling water pipeline and the cooling water pump in parallel, the first side flow water treatment device carries out water quality treatment on cooling water circulated by the cooling water pipeline, the second side flow water treatment device is connected between the chilled water pipeline and the chilled water pump in parallel, and the second side flow water treatment device carries out water quality treatment on chilled water circulated by the chilled water pipeline.
7. The energy saving refrigeration system for supplying a cool source according to claim 1, wherein: the energy-saving refrigeration system comprises a cooling water standby pump and a chilled water standby pump, the cooling water standby pump is connected with a cooling water pump, and the chilled water standby pump is connected with a chilled water pump.
8. The energy saving refrigeration system for supplying a cool source according to claim 1, wherein: the energy-saving refrigeration system comprises a first electric two-way valve and a second electric two-way valve, the first electric two-way valve is connected to a cooling water supply pipeline where the cooling tower and the water chilling unit are located, and the second electric two-way valve is connected to a cooling water return pipeline where the cooling tower and the water chilling unit are located.
9. The energy saving refrigeration system for supplying a cool source according to claim 1, wherein: energy-conserving refrigerating system includes automatic water supply device, water supply mouth and return water mouth have been seted up to automatic water supply device, water supply mouth and return water mouth all are linked together with refrigerated water return pipe.
10. The energy saving refrigeration system for supplying a cool source according to claim 3, wherein: the cooling water pipeline is provided with a first sewage discharge filter, and the freezing water pipeline is provided with a second sewage discharge filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222815400.0U CN218735759U (en) | 2022-10-25 | 2022-10-25 | Energy-saving refrigerating system for cold source supply |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222815400.0U CN218735759U (en) | 2022-10-25 | 2022-10-25 | Energy-saving refrigerating system for cold source supply |
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| CN218735759U true CN218735759U (en) | 2023-03-24 |
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