CN208108575U - A kind of ice slurry preparation system - Google Patents
A kind of ice slurry preparation system Download PDFInfo
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- CN208108575U CN208108575U CN201820460006.0U CN201820460006U CN208108575U CN 208108575 U CN208108575 U CN 208108575U CN 201820460006 U CN201820460006 U CN 201820460006U CN 208108575 U CN208108575 U CN 208108575U
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- heat exchanger
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Abstract
The utility model discloses a kind of ice slurry preparation system, the components such as water pump, valve including condensing heat exchanger, compressor, throttling set, dividing wall type heat exchanger, nozzle, hydrophober coating, ice slurry storage tank, water tank and back work.Dividing wall type heat exchanger shell side inlet and outlet are connected with condensing heat exchanger and compressor respectively, and tube side inner wall is coated with hydrophober coating, and tube side outlet is located above water tank, and water tank is connected by pump and valve with ice slurry storage tank and load heat exchanger.Nozzle is located at dividing wall type heat exchanger dividing wall type heat exchanger tube-side inlet.Ice making and the switching of two kinds of working conditions of ice-melt can be realized by switch valve, it effectively solves the problems, such as that ice is stifled, improves system run all right, make system in dividing wall type heat exchanger tube side under change in wall ice condition, can Rapid reversal icing phenomenon, reduce preparation ice slurry process needed for energy consumption.
Description
Technical field
The utility model relates to a kind of fluid state ice preparation facilities more particularly to a kind of ice slurry preparation systems.
Background technique
With the continuous improvement that environmental protection and energy-saving field require, renewable energy is rapidly developed.But with solar energy, wind
Energy is the renewable energy of representative there are problem discontinuous on room and time, and therefore, energy accumulating technique is paid more and more attention,
Dynamic ice cold-storage technology is as one of main energy accumulating technique.
Characteristics of dynamic ice slurry has many advantages, such as heat transfer coefficient height, and energy storage density is big, is one of currently used Cool Storage Technology.It is existing
Ice slurry preparation system need by motor drive scraper smash the ice film formed on heat exchanger wall surface to form crystal ice granule.This
Structure is complicated for kind system, and operational process needs to consume a large amount of electric energy, and scraper is also easily lost, therefore runs and safeguard
Higher cost.In addition, in systems, block up the device of phenomenon general lack of prevention reconciliation deicing, blocked up once ice occurs, it will significantly
The ice making efficiency of reduction system.
Utility model content
The purpose of the utility model is to provide a kind of ice slurry preparation systems.
The purpose of this utility model is achieved through the following technical solutions:
The ice slurry preparation system of the utility model, including refrigeration system, ice making solution recycle system, ice storage system;
The refrigeration system includes:Condensing heat exchanger outlet is connected with the shell side inlet of dividing wall type heat exchanger, between the two
Connecting pipe be equipped with throttling set, the shell-side outlet of the dividing wall type heat exchanger and the air entry of compressor are through four phase of valve
Even, the exhaust outlet of compressor is connected with condensing heat exchanger entrance through three-way connection two, valve one, three-way connection one, and described three
Pass joint one is connected by valve two with the air entry of the compressor, and the three-way connection two passes through valve three and the partition
The shell-side outlet of formula heat exchanger is connected;
The ice making solution recycle system includes:The tube side outlet of the dividing wall type heat exchanger is equipped with water tank, water supply device
It is connected by valve seven with water tank, the water tank is pumped by ice slurry and three-way connection three is connected with load heat exchanger entrance, described
Load heat exchanger exit is connected with nozzle, and the nozzle is set to the dividing wall type heat exchanger tube-side inlet, and the dividing wall type changes
Hot device tube side inner wall is coated with hydrophober coating, and shell side outer layer is equipped with insulating layer one;
The ice storage system includes ice slurry storage tank, and the water tank pumped by the ice slurry, the three-way connection three and valve
Six are connected with the ice slurry reservoir inlet, and insulating layer two is housed outside the ice slurry storage tank.
The ice slurry preparation provided by the embodiment of the utility model it can be seen from above-mentioned technical solution provided by the utility model
System, have low energy consumption, the simple advantage of structure, and have preparation ice slurry reconciliation deicing block up two kinds of operating modes, improve
The stability of system.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of ice slurry preparation system provided by the embodiment of the utility model;
Fig. 2 is that ice slurry preparation system provided by the embodiment of the utility model prepares ice slurry working state schematic representation;
Fig. 3 is that working state schematic representation is blocked up in ice slurry preparation system solution deicing provided by the embodiment of the utility model.
Specific embodiment
The utility model embodiment will be described in further detail below.Do not make in the utility model embodiment in detail
The content of description belongs to the prior art well known to professional and technical personnel in the field.
The ice slurry preparation system of the utility model, preferable specific embodiment are:
Including refrigeration system, ice making solution recycle system, ice storage system;
The refrigeration system includes:Condensing heat exchanger outlet is connected with the shell side inlet of dividing wall type heat exchanger, between the two
Connecting pipe be equipped with throttling set, the shell-side outlet of the dividing wall type heat exchanger and the air entry of compressor are through four phase of valve
Even, the exhaust outlet of compressor is connected with condensing heat exchanger entrance through three-way connection two, valve one, three-way connection one, and described three
Pass joint one is connected by valve two with the air entry of the compressor, and the three-way connection two passes through valve three and the partition
The shell-side outlet of formula heat exchanger is connected;
The ice making solution recycle system includes:The tube side outlet of the dividing wall type heat exchanger is equipped with water tank, water supply device
It is connected by valve seven with water tank, the water tank is pumped by ice slurry and three-way connection three is connected with load heat exchanger entrance, described
Load heat exchanger exit is connected with nozzle, and the nozzle is set to the dividing wall type heat exchanger tube-side inlet, and the dividing wall type changes
Hot device tube side inner wall is coated with hydrophober coating, and shell side outer layer is equipped with insulating layer one;
The ice storage system includes ice slurry storage tank, and the water tank pumped by the ice slurry, the three-way connection three and valve
Six are connected with the ice slurry reservoir inlet, and insulating layer two is housed outside the ice slurry storage tank.
The throttling set is capillary, electromagnetic expanding valve or electric expansion valve.
Gas-liquid separator and oil-liquid separator are respectively equipped in the compressor inlet and exhaust ports;
Water pump and filter screen are equipped in water supply device.
The ice slurry preparation system of the utility model, have low energy consumption, the simple advantage of structure, and have preparation ice slurry and
It solves deicing and blocks up two kinds of operating modes, improve the stability of system.
For the system using injecting type structure instead of complicated blade construction, processing and the manufacture for reducing ice-making system are difficult
Degree, while reducing since motor driven scraper brings power consumption.The utility model is effectively prevented by hydrophober coating
Ice blocks up the generation of phenomenon, and can realize that preparation ice slurry conciliates deicing and blocks up two kinds of operating modes by control piper valve.
Ice slurry preparation system mainly includes:Condensing heat exchanger, throttling set, dividing wall type heat exchanger, nozzle, is hated at compressor
Aqua coating, ice slurry storage tank, water tank and back work the components such as water pump, valve.
Under nominal situation, the dividing wall type heat exchanger can be used as evaporator, and refrigerant is changed via after compressor into condensation
Hot device, the refrigerant after condensing heat release enter dividing wall type heat exchanger through throttling set, are coated with hydrophober on the inside of dividing wall type heat exchanger
Coating, outside are equipped with insulating layer, and temperature in heat exchanger is reduced to aqueous solution by refrigerant evaporation endothermic in dividing wall type heat exchanger
Under freezing point, crystallize the droplet being ejected into dividing wall type heat exchanger.
The water tank is located at dividing wall type heat exchanger tube side outlet lower section, and crystal ice granule is fallen among water tank under the effect of gravity
It is mixed to form ice slurry with aqueous solution, tank outlet is pumped by ice slurry to be connected with ice slurry storage tank and load heat exchanger, can will prepare
Ice slurry solution storage or directly use, water tank import is connected with water replanishing device.
The nozzle is located at dividing wall type heat exchanger tube side import, load heat exchanger can be used the aqueous solution formed after ice slurry
Among injection to dividing wall type heat exchanger tube side, crystal ice granule is formed.
The dividing wall type heat exchanger can be made in the case where the abnormal conditions that crystal ice granule is largely attached to heat exchanger inner wall occur
For condenser.For refrigerant line by valve transfer, compressor air-discharging enters dividing wall type heat exchanger condensation heat release, makes to be attached to and change
The crystal ice granule in hot wall face falls off, and after deicing, system is restored to operate normally.
Specific embodiment:
As shown in Figure 1, including:Condensing heat exchanger 1, three-way connection 1, valve 1, valve 24, three-way connection 25, valve
Door 36, compressor 7, valve 48, insulating layer 1, dividing wall type heat exchanger 10, nozzle 11, hydrophober coating 12, load heat exchanger
13, valve 5 14, three-way connection 3 15, insulating layer 2 16, ice slurry storage tank 17, valve 6 18, ice slurry pump 19, water tank 20, valve
7 21, water supply device 22, throttling set 23.
The outlet of condensing heat exchanger 1 is connected with 10 shell side inlet of dividing wall type heat exchanger, and throttling set 23 is equipped among the two,
10 shell-side outlet of wall type heat exchanger is connected with 7 air entry of compressor through valve 48, and 7 exhaust outlet of compressor enters with condensing heat exchanger 1
Mouth is connected through valve 1, aforementioned four component connection composition refrigeration system;
Water supply device 22 is connected by valve 7 21 with water tank 20;
Water tank 20 is connected by ice slurry pump 19 and three-way connection 3 15 with load 13 entrance of heat exchanger, and load heat exchanger 13 goes out
Mouth is connected with nozzle 11, and nozzle 11 is set to 10 tube-side inlet of dividing wall type heat exchanger, and 10 tube side inner wall of dividing wall type heat exchanger is coated with
Hydrophober coating 12, shell side outer layer are equipped with insulating layer 1, and the outlet of 10 tube side of dividing wall type heat exchanger is set to 20 top of water tank, on
It states component and forms ice making solution recycle system in succession;
Water tank 20 is connected by ice slurry pump 13, three-way connection 3 15 and valve 6 18 with 17 entrance of ice slurry storage tank, composition storage
Ice system is equipped with insulating layer 2 16 outside ice slurry storage tank 17;
Throttling set 23 is capillary, electromagnetic expanding valve or electric expansion valve etc. in above system, and general throttling set is excellent
Choosing uses capillary;
In above system, to guarantee 7 even running of compressor, it can be added respectively in 7 air inlet of compressor and exhaust ports
Gas-liquid separator and oil-liquid separator;
In above system, to guarantee impurity in pressure of supply water and removal aqueous solution, water pump can be added in water supply device 22
And filter screen.
The above system course of work is divided into following two situation:
1, ice-making process (as shown in Figure 2):Valve 1 and valve 48 are opened, valve 24 and valve 36 are closed.Refrigeration
Agent enters condensing heat exchanger 1 by compressor 7, via valve 1, then by being changed after throttling set 23 into dividing wall type
Hot 10 shell side of device, evaporation endothermic reduce Tube Sheet of Heat Exchanger wall temperature, are then again introduced into compressor and complete refrigeration cycle.It opens and supplies water
Device 22, aqueous solution enters water tank 20 through valve 7 21, and after high water tank reaches requirement, aqueous solution is delivered to via ice slurry pump 19
Nozzle 11 forms droplet and sprays to cooled 10 tube side of dividing wall type heat exchanger, and crystallisation by cooling forms crystal ice granule.Ice
Brilliant particle falls under gravity into water tank 20 and aqueous solution is mixed to form ice slurry solution.The ice slurry solution prepared can pass through ice
Stock pump 19 and valve 6 18 enter ice slurry storage tank.Load heat exchanger 13 can also be entered by ice slurry pump 19 and valve 5 14.Ice slurry
After solution exchanges heat in load heat exchanger 13, obtained aqueous solution can be delivered to nozzle 11 again, and circulation produces ice crystal.
2, process (as shown in Figure 3) is blocked up in solution deicing:Valve 24 and valve 36 are opened, valve 1 and valve 48 are closed.
Refrigerant is by compressor 7, and via three-way connection 25, into dividing wall type heat exchanger 10, dividing wall type heat exchanger 10 is as condensation at this time
Device, refrigerant condense heat release in dividing wall type heat exchanger 10, make to condense in that the crystal ice granule on tube wall is heated falls off.Then refrigerant
Enter condensing heat exchanger 1 through throttling set 23, then returns to the completion refrigeration of compressor 7 via three-way connection 1 and valve 24 and follow
Ring.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
Subject to the scope of protection of the claims.
Claims (4)
1. a kind of ice slurry preparation system, which is characterized in that including refrigeration system, ice making solution recycle system, ice storage system;
The refrigeration system includes:Condensing heat exchanger (1) outlet is connected with the shell side inlet of dividing wall type heat exchanger (10), the two it
Between connecting pipe be equipped with throttling set (23), the suction of the shell-side outlet of the dividing wall type heat exchanger (10) and compressor (7)
Port is connected through valve four (8), and compressor (7) exhaust outlet and condensing heat exchanger (1) entrance are through three-way connection two (5), valve
One (3) of door, three-way connection one (2) are connected, and the three-way connection one (2) passes through the air-breathing of valve two (4) and the compressor (7)
Mouth is connected, and the three-way connection two (5) is connected by valve three (6) with the shell-side outlet of the dividing wall type heat exchanger (10);
The ice making solution recycle system includes:The tube side outlet of the dividing wall type heat exchanger (10) is equipped with water tank (20), supplies water
Device (22) is connected by valve seven (21) with water tank (20), and the water tank (20) passes through ice slurry pump (19) and three-way connection three
(15) it is connected with load heat exchanger (13) entrance, load heat exchanger (13) outlet is connected with nozzle (11), the nozzle
(11) it is set to the dividing wall type heat exchanger (10) tube-side inlet, dividing wall type heat exchanger (10) the tube side inner wall is coated with hydrophober
Coating (12), shell side outer layer are equipped with insulating layer one (9);
The ice storage system includes ice slurry storage tank (17), and the water tank (20) pumps (19), the three-way connection by the ice slurry
Three (15) and valve six (18) are connected with ice slurry storage tank (17) entrance, and insulating layer two is housed outside the ice slurry storage tank (17)
(16)。
2. ice slurry preparation system according to claim 1, which is characterized in that the throttling set (23) is capillary, electricity
Magnetic expansion valve or electric expansion valve.
3. ice slurry preparation system according to claim 1, which is characterized in that in the compressor (7) air inlet and exhaust
Gas-liquid separator and oil-liquid separator are respectively equipped at mouthful.
4. ice slurry preparation system according to claim 1, which is characterized in that be equipped with water pump and mistake in water supply device (22)
Strainer.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108458524A (en) * | 2018-03-30 | 2018-08-28 | 北京石油化工学院 | A kind of ice slurry preparation system |
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2018
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108458524A (en) * | 2018-03-30 | 2018-08-28 | 北京石油化工学院 | A kind of ice slurry preparation system |
CN108458524B (en) * | 2018-03-30 | 2023-09-22 | 北京石油化工学院 | Ice slurry preparation system |
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