KR101965263B1 - Refrigeration system comprising a carbon dioxide gas controller - Google Patents

Abstract

According to an embodiment of the present invention, a refrigeration system having a carbon dioxide gas controller comprises: a cooling module for generating cold air; a storage module opened and closed while the cold air and an object are stored in the storage module; a regulator module for supplying carbon dioxide into the storage module; a control module for controlling the cooling module and the regulator module; and a sensing module for sensing environments in the storage module and providing data to the control module. The control module can control the environments in the storage module in accordance with a sensing result of the sensing module, and comprise a gas controller for controlling the carbon dioxide supplied into the storage module by the regulator module.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a refrigeration system having a carbon dioxide gas controller,

A refrigeration system having a carbon dioxide gas controller is disclosed. Specifically, the present invention relates to a method and an apparatus for controlling a temperature of a refrigerator having a carbon dioxide gas controller capable of prolonging a preservation period by minimizing physicochemical reactions due to exposure to air at the time of using a manufacturing culture fluid, a vaccine, a medical injectable drug, The system is started.

Generally, a manufacturing culture fluid, a vaccine, a medical injection, a high-price medicine in an aqueous solution state, and a laboratory product may cause a physicochemical reaction depending on the exposure of the air to change its characteristics.

Unlike injections, these medicines and reagents are packaged so that they can be used many times, not as disposable ones, and they are used as much as necessary. Remaining drugs and reagents are stored in the refrigerator or freezer.

Most of these drugs or reagents have an expiration date, but once exposed to air after opening the drug or reagent, they will not be able to maintain osmotic pressure or acidity during the manufacture of the original product. That is, exposure to air may not maintain the properties of the product and may affect the results of the experiment. In addition, in the case of the human body experiment, a new product which is not opened in every experiment is used because of the adverse effect due to the deterioration of the product in general, resulting in waste and post-treatment problems of the product.

Therefore, there is a need for an industrially useful refrigerator that minimizes these physicochemical reactions, thereby preserving product specificity while increasing the shelf life and reducing the loss of goods.

Such a refrigerator is disclosed in Korean Patent Registration No. 1103031, " Refrigeration Reagent ".

An object of the present invention is to provide a refrigeration system having a carbon dioxide gas controller that can maintain an appropriate amount of carbon dioxide in a refrigerating chamber to minimize physicochemical reaction to air exposure of the product.

More particularly, the present invention relates to a refrigeration system having a carbon dioxide gas controller capable of maintaining the acidity or osmotic characteristics of a pharmaceutical or aqueous solution product.

Another object of the present invention is to provide a refrigeration system equipped with a carbon dioxide gas controller capable of reducing the loss of goods by extending the usable period of the product.

Another object of the present invention is to provide a refrigeration system including a carbon dioxide gas controller capable of maintaining a temperature and a carbon dioxide concentration in a refrigerating chamber.

Also, an object of the present invention is to provide a refrigeration system having a carbon dioxide gas controller having a structure capable of minimizing loss of refrigeration temperature and loss of carbon dioxide during opening and closing of a refrigerating compartment and recovering quickly.

The present invention also relates to a refrigeration system having a carbon dioxide gas controller usable as an incubator for cell culture.

Also, an object of the present invention is to provide a refrigeration system having a carbon dioxide gas controller that can extend the fresh storage period of foods such as vegetables, fruits, meat, fish and shellfish.

According to an aspect of the present invention, there is provided a refrigeration system including a carbon dioxide gas controller, the refrigeration system including a cooling module for generating cold air, a receiving module for receiving the cool air and the object, and a regulator module for supplying carbon dioxide A control module for controlling the cooling module and the regulator module, and a sensing module for sensing the environment in the accommodating module and providing data to the control module, The control module may include a gas controller for controlling the carbon dioxide supplied into the accommodating module by the regulator module.

In addition, the gas controller of the refrigeration system having the carbon dioxide gas controller according to an embodiment can control the regulator module according to a predetermined target carbon dioxide concentration to control the concentration of carbon dioxide in the receiving module.

In addition, the sensing module of the refrigeration system having the carbon dioxide gas controller according to an embodiment may include a temperature sensing sensor for sensing the temperature inside the accommodating module, Wherein the temperature sensing sensor is arranged in the receiving module to generate temperature data via the temperature in the receiving module and the control module is capable of generating temperature data that is collected through the temperature sensing sensor disposed in the receiving module Comparing the temperature data with the target temperature to reduce the cooling capacity of the cooling module if the temperature in the accommodation module is lower than the target temperature; and if the temperature in the accommodation module is higher than the target temperature, The cooling capacity can be increased.

The sensing module of the refrigeration system having the carbon dioxide gas controller according to an embodiment may include a carbon dioxide concentration sensor for sensing the concentration of carbon dioxide in the receiving module, So as to generate carbon dioxide concentration data sensed in the receiving module, and the control module can control the operation of the regulator module to keep the carbon dioxide concentration data constant.

In addition, the concentration of carbon dioxide in the receiving module of the refrigeration system having the carbon dioxide gas controller according to one embodiment may be between 4% and 8%.

In addition, the receiving module of the refrigeration system having a carbon dioxide gas controller according to an embodiment may include a partition for forming a compartment space by partitioning the space in the accommodating module, Wherein the sensing module is installed in each of the spaces, and the sensing module is capable of generating data on the internal environment of each of the compartment spaces, wherein the cooling module and the regulator module are individually connected to the compartment space, The control module may control the interior of each of the compartment spaces to have a different environment.

The receiving module of the refrigeration system having the carbon dioxide gas controller according to an embodiment may include a discharge passage for discharging the air inside the receiving module to the outside of the receiving module under the control of the control module, The air inside the accommodation module is discharged out of the accommodation module so that the concentration of carbon dioxide in the space inside the accommodation module can be controlled.

According to the refrigeration system having the carbon dioxide gas controller according to one embodiment, a refrigeration system having a carbon dioxide gas controller that can maintain an appropriate amount of carbon dioxide in the refrigerator compartment and minimize the physicochemical reaction according to the air exposure of the product can be provided have.

In particular, according to a refrigeration system having a carbon dioxide gas controller according to an embodiment, a refrigeration system having a carbon dioxide gas controller capable of maintaining acidity or osmotic characteristics of a weak or aqueous solution product can be provided.

In addition, according to the refrigeration system having the carbon dioxide gas controller according to one embodiment, a refrigeration system having a carbon dioxide gas controller capable of reducing the loss of goods by increasing the usable period of the product can be provided.

In addition, according to the refrigeration system having the carbon dioxide gas controller according to one embodiment, a refrigeration system having a carbon dioxide gas controller capable of maintaining the temperature and the carbon dioxide concentration in the refrigerating compartment can be provided.

According to a refrigeration system having a carbon dioxide gas controller according to an embodiment of the present invention, there is provided a refrigeration system having a carbon dioxide gas controller having a structure capable of minimizing loss of refrigerating temperature and loss of carbon dioxide during opening and closing of a refrigerating compartment, .

In addition, according to the refrigeration system having the carbon dioxide gas controller according to one embodiment, a refrigeration system having a carbon dioxide gas controller that can be used as an incubator for cell culture can be provided.

In addition, according to the refrigeration system having the carbon dioxide gas controller according to one embodiment, a refrigeration system including a carbon dioxide gas controller that can extend shelf life of foods such as vegetables, fruits, meats, fish and shellfishes, and the like can be provided.

1 is a perspective view of a refrigeration system having a carbon dioxide gas controller according to an embodiment.
2 is a perspective view of a refrigeration system having a carbon dioxide gas controller according to an embodiment.
FIG. 3 illustrates a door and an auxiliary door of a refrigeration system having a carbon dioxide gas controller according to an embodiment.
FIG. 4 is a graph showing a difference in color between a culture liquid stored in a refrigeration system having a carbon dioxide gas controller according to an embodiment and a culture liquid stored in a general refrigerator.
FIG. 5 shows the difference in hydrogen ion concentration of the culture solution stored in each of the refrigeration system having the carbon dioxide gas controller according to the embodiment and the general refrigerator.
FIG. 6 is a graph showing a difference in osmotic pressure of a culture solution stored in each of a refrigeration system having a carbon dioxide gas controller according to an embodiment and a general refrigerator.

Hereinafter, embodiments will be described in detail with reference to exemplary drawings. It should be noted that, in adding reference numerals to the constituent elements of the drawings, the same constituent elements are denoted by the same reference symbols as possible even if they are shown in different drawings. In the following description of the embodiments, detailed description of known functions and configurations incorporated herein will be omitted when it may make the best of an understanding clear.

In describing the components of the embodiment, terms such as first, second, A, B, (a), and (b) may be used. These terms are intended to distinguish the constituent elements from other constituent elements, and the terms do not limit the nature, order or order of the constituent elements. When a component is described as being "connected", "coupled", or "connected" to another component, the component may be directly connected or connected to the other component, Quot; may be "connected," "coupled," or "connected. &Quot;

The components included in any one embodiment and the components including common functions will be described using the same names in other embodiments. Unless otherwise stated, the description of any one embodiment may be applied to other embodiments, and a detailed description thereof will be omitted in the overlapping scope.

FIG. 1 is a perspective view of a refrigeration system 100 having a carbon dioxide gas controller 112 according to an embodiment. FIG. 2 is a perspective view of a refrigeration system 100 having a carbon dioxide gas controller 112 according to an embodiment. 3 shows a door 124 and an auxiliary door 128 of a refrigeration system 100 having a carbon dioxide gas controller 112 according to one embodiment.

1 to 3, a refrigeration system 100 having a carbon dioxide gas controller 112 according to an embodiment includes a cooling module 130, a receiving module 120, a regulator module 140, a sensing module 150, a carbon dioxide tank 160, and an output module 170.

The cooling module 130 may provide cool air into the receiving module 120. For example, the cooling module 130 may be identical to the refrigeration cycle typically used in a refrigerator, and the output may be adjusted.

The receiving module 120 can accommodate products for experiments, products requiring refrigeration such as foodstuffs. Specifically, a space may be formed inside the accommodation module 120, products and foodstuff may be placed in the space, and cool air generated by the refrigeration module 130 may be accommodated in the space inside the accommodation module 120 The space in the accommodation module 120 may be a low temperature environment.

The receiving module 120 can be opened or closed on one side, so that the user can store various products or groceries in the receiving module 120.

The carbon dioxide tank 160 may be compressed and liquefied carbon dioxide may be stored, and the regulator module 140 may be installed in the carbon dioxide tank 160.

The carbon dioxide stored in the carbon dioxide tank 160 may be supplied into the receiving module 120 through the regulator module 140 and the regulator module 140 may be supplied with the carbon dioxide from the carbon dioxide tank 160 when the carbon dioxide in the carbon dioxide tank 160 is supplied to the receiving module 120 , The flow rate of carbon dioxide can be controlled.

The carbon dioxide tank 160 and the regulator module 140 can be detached from each other and when the carbon dioxide tank 160 is exhausted, the user can separate the regulator module 140 and the carbon dioxide tank 160, The tank 160 can be mounted on the regulator module 140. [ That is, the carbon dioxide module 160 is interchangeable.

The control module 110 may electrically control the cooling module 130 and the regulator module 140 described above.

In addition, the sensing module 150 may sense the environment, e.g., temperature or carbon dioxide concentration, in the receiving module 120. A temperature sensor disposed in the accommodation module 120 to sense the temperature inside the accommodation module 120 and generate temperature information (temperature data), and a temperature sensor disposed in the accommodation module 120, And a carbon dioxide concentration sensor for sensing the carbon dioxide concentration. Further, the detection module may further include a door opening / closing detection sensor. This is described in more detail below.

The temperature information and the carbon dioxide concentration information within the sensed accommodation module 120 may be converted into electrical data and provided to the control module 110.

The temperature data and the carbon dioxide concentration data provided to the control module 110 may be transmitted to the output module 170 and the output module 170 may visually output the received data.

The control module 110 can control the environment inside the accommodating module according to the detection result in the accommodating module 120 sensed by the sensing module 140. For example, The temperature of the receiving module 120 can be controlled to the target temperature by controlling the cooling module 130 through the control module 130. By controlling the regulator module 140 through the carbon dioxide concentration data, .

The control module 110 may include a gas controller 112 or a temperature controller 124 and the gas controller 112 may control the carbon dioxide supplied to the receiving module 120 by the regulator module 140 . For example, the gas controller 112 may be a valve flow, such as an electrically operated check valve.

The target temperature and the carbon dioxide concentration can be set according to the user's input.

The gas controller 112 can adjust the concentration of carbon dioxide in the accommodation module 120 to a preset concentration of the carbon dioxide gas inputted by the user. Specifically, the temperature sensing sensor can sense the carbon dioxide concentration in the receiving module 120 to generate carbon dioxide concentration data, and the control module 110 can determine the target carbon dioxide concentration, which is input to the gas controller 112, 120 can be compared. The gas controller 112 controls the regulator module 140 to reduce the concentration of carbon dioxide in the receiving module 120 according to the comparison result.

The temperature controller 114 may adjust the temperature in the receiving module 120 input by the user. The control module 110 detects the target temperature inputted to the temperature controller 114 and the sensed temperature of the sensed accommodation module 120. The sensing module 120 senses the temperature of the sensing module 120, Can be compared. The temperature controller 114 controls the cooling module 130 to adjust the temperature in the accommodation module 120 according to the comparison result.

The control module 120 may be integrally formed with the receiving module 120 or separately from the receiving module 120.

More specifically, if the temperature in the accommodation module 120 is higher than the target temperature, the cooling capacity of the cooling module 130 of the cooling module 130 can be increased. If the temperature in the accommodation module 120 is lower than the target temperature The cooling capacity of the cooling module 130 can be reduced.

In addition, the refrigeration system 100 having the carbon dioxide gas controller 112 may further include a heater module, and the control module 110 may control the temperature in the accommodation module 120 using such a heater module .

The receiving module 120 may further include a discharging passage for discharging the air inside the receiving module 120 to the outside of the receiving module, and the discharging passage may be controlled by the control module 110. When this discharge passage is opened, the air inside the accommodation module 120 can be discharged out of the accommodation module, so that the concentration of carbon dioxide inside the accommodation space can be controlled.

That is, the gas controller 112 can keep the concentration of carbon dioxide in the receiving module 120 constant (with the target carbon dioxide concentration), and the temperature controller 114 can control the temperature in the receiving module 120 to be constant ).

The concentration of carbon dioxide in the receiving module may be 6%, preferably between 4% and 8%.

1 to 3, the receiving module 120 may include a door 114 disposed on one side of the receiving module 120 and capable of opening and closing the receiving module 120.

The door 124 may be opened to allow the user to store or withdraw the product in the receiving module 120 or may be closed to maintain the environment within the receiving module 120. [ That is, the door 124 may be closed to isolate the space inside the accommodation module 120 from the space outside the accommodation module.

In addition, the receiving module 120 may further include a partition 126 for dividing the internal space of the receiving module 120 therein. That is, the partition 126 can separate the internal space of the accommodating module 120 to form the compartment spaces, and these compartment spaces can be formed into respective internal environments. Specifically, the compartment spaces may be connected to the cooling module 130 and the regulator module 140, respectively, so that each of the compartment spaces may have a different temperature and carbon dioxide concentration.

Accordingly, the respective sensing modules 150 may be installed in the respective compartment spaces, and the internal environment of each compartment space may be controlled by the sensing modules 150 and the control module 110. [

The receiving module 120 may further include a plurality of auxiliary doors 128 disposed on one side of each of the compartment spaces and opening and closing the compartment spaces, respectively. That is, the accommodating module 120 can double-seal the internal space through the door 124 and the auxiliary door 128.

The door opening / closing detection sensor can sense opening / closing of the door 124 and the auxiliary door 128. The control module 110 may provide an alarm such as a warning to notify the user of the opening of the door 124 and the auxiliary door 128 through the door opening and closing detection sensor and may open the door 124 and the auxiliary door 128 The operation of the cooling module 130 and the regulator module 140 can be controlled so that the internal environment can be maintained.

FIG. 4 is a graph showing a difference in color between a culture medium stored in a refrigeration system having a carbon dioxide gas controller according to an embodiment and a culture fluid stored in a general refrigerator, according to an embodiment of the present invention. FIG. 6 is a graph showing the difference in hydrogen ion concentration between the refrigeration system and the general refrigerator, and FIG. 6 is a graph showing the difference in hydrogen ion concentration between the refrigeration system having the carbon dioxide gas controller according to the embodiment and the osmotic pressure Respectively.

4 to 6, the products accommodated in the refrigeration system 100 having the carbon dioxide gas controller 114 can maintain characteristics longer than the products accommodated in the general refrigerator, and FIGS. 4 to 6 and FIGS. This can be confirmed by the experimental results shown in Table 1 below.

pH (hydrogen ion concentration) Day One 3 5 7 9 11 18 Fresh 7.10 7.10 7.10 7.10 7.10 7.10 7.10 CO2 - 7.57 7.80 7.80 7.60 7.60 7.70 7.83 CO2 + 7.27 7.43 7.40 7.27 7.27 7.37 7.10 OSM (osmotic pressure) Day One 3 5 7 9 11 18 Fresh 334.7 334.7 334.7 334.7 334.7 334.7 334.7 CO2 - 339.7 340.0 342.3 340.7 342.3 343.3 339.3 CO2 + 339.0 339.0 341.0 340.3 342.3 343.3 343.3

In Table 1, DAY denotes the elapsed time, Fresh denotes the basic characteristics of the product, CO2- denotes the characteristics of a product housed in a general refrigerator without carbon dioxide supply, and CO2 + denotes a carbon dioxide gas controller according to an embodiment Means the characteristics of the product contained in the refrigeration system.

Accordingly, the refrigeration system equipped with the carbon dioxide gas controller according to one embodiment can maintain the proper amount of carbon dioxide in the refrigerating chamber to minimize the physicochemical reaction according to the air exposure of the product. In particular, the acidity or the osmotic pressure Characteristics can be maintained, and the loss of goods can be reduced by increasing the usable period of the product.

In addition, the refrigeration system including the carbon dioxide gas controller according to an embodiment can maintain the temperature and the carbon dioxide concentration in the refrigerating compartment, minimize the loss of the refrigerating temperature and the loss of carbon dioxide during the opening and closing of the refrigerating compartment, It can be used as an incubator for cell culture, and it is possible to extend shelf life of foods such as vegetables, fruits, meat, seafood.

The method according to an embodiment may be implemented in the form of a program command that can be executed through various computer means and recorded in a computer-readable medium. The computer-readable medium may include program instructions, data files, data structures, and the like, alone or in combination. The program instructions to be recorded on the medium may be those specially designed and configured for the embodiments, or may be available to those skilled in the art of computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks and magnetic tape; optical media such as CD-ROMs and DVDs; magnetic media such as floppy disks; Magneto-optical media, and hardware devices specifically configured to store and execute program instructions such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine language code such as those produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of the embodiments, and vice versa.

Although the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, And various modifications and changes may be made thereto without departing from the scope of the present invention. For example, it is contemplated that the techniques described may be performed in a different order than the described methods, and / or that components of the described structures, devices, and the like may be combined or combined in other ways than the described methods, Appropriate results can be achieved even if they are replaced or replaced. Accordingly, the spirit of the present invention should not be construed as being limited to the embodiments described, and all of the equivalents or equivalents of the claims, as well as the following claims, belong to the scope of the present invention .

100: Refrigeration system
110: Control module
112: Gas controller
114: Temperature controller
120: receiving module
124: door
126: Partition
128: Auxiliary door
130: cooling module
140: Regulator module
150: Detection module
160: Carbon dioxide tank
170: Output module

Claims (7)

A cooling module for generating cold air;
A receiving module that receives the cool air and the object and opens and closes the module;
A regulator module for supplying carbon dioxide into the receiving module;
A control module for controlling the cooling module and the regulator module; And
A sensing module for sensing an environment in the receiving module and providing data to the control module;
/ RTI >
Wherein the control module controls an environment inside the accommodation module according to a detection result of the detection module,
Wherein the control module includes a gas controller for controlling carbon dioxide supplied into the receiving module by the regulator module,
Wherein the gas controller controls the regulator module according to a predetermined target carbon dioxide concentration to adjust the concentration of carbon dioxide in the receiving module, the concentration of carbon dioxide in the receiving module is 4% to 8%
Wherein the sensing module includes a temperature sensing sensor for sensing a temperature inside the accommodating module,
The user sets the target temperature in the receiving module through the control module,
The cooling module may supply cool air into the receiving module,
The cooling capacity of the cooling module is reduced if the temperature in the receiving module is lower than the target temperature and the cooling capacity of the cooling module is increased if the temperature in the receiving module is higher than the target temperature,
Which is capable of maintaining the acidity or osmotic property of the object by suppressing the physicochemical reaction with the air exposure of the object,
A refrigeration system comprising a carbon dioxide gas controller.
delete The method according to claim 1,
Wherein the temperature sensing sensor is disposed in the receiving module to generate temperature data via the temperature in the receiving module,
Wherein the control module comprises a carbon dioxide gas controller for comparing the target temperature with temperature data collected through the temperature sensing sensor disposed in the receiving module.
The method according to claim 1,
Wherein the sensing module includes a carbon dioxide concentration sensor for sensing the concentration of carbon dioxide in the receiving module,
Wherein the carbon dioxide concentration sensor is disposed in the receiving module to generate carbon dioxide concentration data sensed in the receiving module,
Wherein the control module controls the operation of the regulator module to keep the carbon dioxide concentration data constant.
delete The method according to claim 1,
Wherein the receiving module includes a partition for partitioning a space in the accommodating module to form a compartment space,
Wherein the sensing modules are installed in the compartment spaces of the accommodating module divided by the partitions so that the sensing module generates data on the internal environment of the compartment spaces,
Wherein the cooling module and the regulator module are individually connected to each of the compartment spaces, and the control module controls the inside of each of the compartment spaces to have a different environment.
The method according to claim 1,
Wherein the receiving module includes a discharge passage for discharging the air inside the receiving module to the outside of the receiving module under the control of the control module,
And the air inside the accommodating module is discharged out of the accommodating module to control the concentration of carbon dioxide in the space inside the accommodating module.

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