KR100350443B1 - Load controlling method for kimchi refrigerator with multi-chamber - Google Patents

Abstract

The present invention relates to a load control method of a kimchi refrigerator having a plurality of storage compartments, the refrigerant flowing to any particular storage compartment when the initial power input to the kimchi refrigerator to circulate the refrigerant to a plurality of storage chambers through one compressor and a plurality of solenoid valves. By delaying the operation of the intermittent solenoid valve for a certain period of time, it is advantageous to limit the discharge temperature of the compressor during initial operation to protect the system and improve efficiency.

Description

LOAD CONTROLLING METHOD FOR KIMCHI REFRIGERATOR WITH MULTI-CHAMBER}

The present invention relates to a load control method of a kimchi refrigerator having a plurality of storage compartments, and more particularly, any specific storage compartment when the initial power is supplied to the kimchi refrigerator which circulates refrigerant to a plurality of storage chambers through one compressor and a plurality of solenoid valves. Load control of Kimchi Refrigerator with multiple storage compartments to protect the system and improve the efficiency by limiting the discharge temperature of the compressor during initial operation by delaying the operation of the solenoid valve that regulates the refrigerant flowing into the reactor. It is about a method.

In the case of general refrigerators, the internal temperature of the refrigerator is severely changed during the frequent opening and closing of the door, and the preservation period of kimchi is shortened by contact with the outside air while taking out the kimchi container out of the refrigerator to put the kimchi in the bowl. It is very difficult to maintain proper maturation. In order to solve this problem, kimchi refrigerator has been developed that can ripen kimchi according to the change of season and user's preference, and then maintain the proper temperature for a long time to preserve the taste of ripe kimchi.

In general, kimchi refrigerators are fermented and stored according to the user's preference, such as by applying heat to kimchi and ripening and fermenting it properly or by cooling the kimchi at a low temperature and storing it for a long time in the form of fresh kimchi as the first time. It is equipped with a cooling device and a heating device.In the early stage, the temperature of the storage room is increased to the ripening temperature quickly, and the kimchi stored in the internal storage room is aged according to the preference. By maintaining it, the taste and freshness of kimchi can be preserved for a long time.

On the other hand, by installing two storage rooms to store kimchi in the kimchi refrigerator to ripen under different conditions so that different kimchi flavors can be eaten at the same time. It is used for storage purposes and the other for storing fresh vegetables.

1 is a block diagram schematically showing a kimchi refrigerator to which the load control method of the kimchi refrigerator having a plurality of storage rooms according to the present invention is applied.

As shown here, the compressor 10 compresses the refrigerant at high temperature and high pressure, the condenser 20 releasing and liquefying heat contained in the refrigerant compressed by the compressor 10, and the refrigerant sent from the condenser 20. The dryer 30 to filter out the water or foreign matter contained in the, the pressure reducing device 40 for making the refrigerant passed through the dryer 30 in a low pressure state that is easy to evaporate, and the refrigerant changed to a low pressure state through the pressure reducing device 40 To third solenoid valves (SOL1, SOL2, SOL3) for controlling flow to be distributed to the first to third reservoirs (91, 92, 93), and the first to third solenoid valves (SOL1, SOL2, SOL3) And the first to third evaporators 51, 52 and 53 installed in the first to third storage chambers 91, 92 and 93 to absorb and cool the surrounding heat while being evaporated.

Then, the first to third storage chambers are selected, and the temperature of the selection key input unit 70 for setting the type of kimchi, the ripening period, the ripening temperature, and the like, and the temperatures of the first to third storage chambers 91, 92, and 93 are measured. A control unit 60 for controlling the operation of the compressor 10 by receiving values of the first to third temperature sensors 915, 925, 935, the selection key input unit 70, and the first to third temperature sensors 915, 925, 935. And a display unit 80 for displaying the state of the control unit 60.

In addition, the first to the third to be installed in the first to third storage chambers (91, 92, 93) under the control of the control unit 60 for heating the kimchi in the first to third storage (91, 92, 93). Electric coils 101, 102, and 103.

In this case, the first to second storage rooms have a function of ripening and storing kimchi, and the third storage room has a storage function of vegetables and fruits. therefore. The third electric coil 103 is used in the defrosting function to remove the frost when the frost occurs in the third storage chamber.

Kimchi storage room made as described above is supplied to the first to third electric coils (101, 102) according to the kimchi type or ripening temperature contained in the first to second storage chambers (91,92) from the control unit 60 to the ripening temperature While increasing the on-off operation of the first to second solenoid valves while raising the kimchi in the first to second storage chambers 91 and 92, the first to second electric coils 101 and 102 and the compressor 10 are operated. The first to second solenoid valves (SOL1, SOL2) are operated in alternating state to lower the storage temperature to maintain a constant temperature to store kimchi. In addition, according to the storage temperature of the vegetable or fruit contained in the third storage chamber, when the third sex solenoid valve (SOL3) to maintain a constant temperature while maintaining a certain temperature while operating the third electric coil 103 while removing the sexual love Keep vegetables and fruits alive.

When the initial power is supplied to the Kimchi refrigerator operated as described above, the refrigerant discharged from the compressor 10 is supplied to the first to third evaporators 51, 52, and 53 to provide the first to third solenoid valves SOL1 and SOL2. When the power is applied to the SOL3, the discharge temperature of the compressor 10 becomes high, resulting in a decrease in efficiency.

The present invention has been made to solve the above problems, an object of the present invention is to flow into any particular storage compartment when the initial power input to the Kimchi refrigerator to circulate the refrigerant to a plurality of storage chambers through one compressor and a plurality of solenoid valves. Load control method of Kimchi Refrigerator with multiple storage compartments to protect the system and improve the efficiency by limiting the discharge temperature of the compressor during initial operation by delaying the operation of the solenoid valve to control refrigerant. In providing.

1 is a block diagram schematically showing a kimchi refrigerator to which the load control method of the kimchi refrigerator having a plurality of storage rooms according to the present invention is applied.

2 is a flowchart illustrating a load control method of a kimchi refrigerator having a plurality of storage rooms according to the present invention.

Figure 3 is a graph showing the operating state of the first to third solenoid valve according to the load control method of the kimchi refrigerator having a plurality of storage rooms according to the present invention.

-Explanation of symbols for the main parts of the drawings-

10 compressor 20 condenser

30: dryer 40: decompression device

51, 52, 53: first to third evaporator

60: control unit 70: selection key input unit

80: display unit 91,92,93: first to third storage

915,925,935: 1st to 3rd temperature sensor

101,102,103: 1st to 3rd electric coil

SOL1, SOL2, SOL3: First to Third Solenoid Valves

The present invention for realizing the above object in the load control method of the kimchi refrigerator to circulate the refrigerant to a plurality of storage chambers through a single compressor and a plurality of solenoid valves, during the initial power input of the kimchi refrigerator flows to any one storage chamber The operation of the solenoid valve for regulating the refrigerant is delayed for a predetermined time, and the solenoid valve for regulating the refrigerant flowing to another storage compartment is characterized in that the operation is performed immediately.

Any one of the above storage room is characterized in that the vegetable and fruit storage room.

As described above, the present invention operates the solenoid valve for controlling the refrigerant flowing into any one of the plurality of storage chambers when the on-off operation of the solenoid valve is turned on during the initial power-on of the Kimchi refrigerator. By delaying the operation for a certain period of time, it is possible to protect the system and improve the efficiency by preventing the temperature of the refrigerant discharged due to the overload of the compressor to rise.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings. In addition, the present embodiment is not intended to limit the scope of the present invention, but is presented by way of example only and the same parts as in the conventional configuration using the same reference numerals and names.

In the present embodiment, as shown in FIG. 1, the first to second storage rooms have ripening and storage of kimchi, and the third storage room has a function for freshly storing vegetables and fruits.

Therefore, the load control method of the kimchi refrigerator having a plurality of storage rooms of the present invention will be described with reference to FIG. 2 based on the configuration of FIG. 1.

2 is a flowchart illustrating a load control method of a kimchi refrigerator having a plurality of storage rooms according to the present invention.

As shown here, when power is initially turned on, the system of Kimchi refrigerator is initialized (S10). Then, a signal for turning on the first to second solenoid valves SOL1 and SOL2 is output (S20). Then, a count (Tp) for delaying a predetermined time is started (S30). Then, it is compared whether the delay time passes the set time T _R (S40). In this embodiment, the set time T _R is 20 minutes. At this time, if the delay time has not elapsed for 20 minutes, the counting process returns to step S30 to continue counting, and if 20 minutes has elapsed, a control signal for turning on the third solenoid valve SOL3 is output ( S50). After that the load operation is made according to the set value (S60).

As described above, the temperature of the first to third storage compartments 91, 92, and 93 during the initial operation of the Kimchi refrigerator is the same as the ambient temperature, so that the first to third solenoid valves (SOL1, SOL2, SOL3) are reduced to the target temperature. The temperature of the first to third storage chambers (91, 92, 93) should be lowered by turning on both. However, when the refrigerant is suddenly discharged to the first to third evaporators (51, 52, 53) during the initial power-on, the efficiency decreases due to an increase in the discharge temperature due to the overload of the compressor (10). After the first to second solenoid valves (SOL1, SOL2) associated with the first operation by a delay for a certain time, the compressor 10 is stabilized and then operates the third solenoid valve (SOL3) to circulate the refrigerant by the compressor (10) The discharge temperature of the can be adjusted.

Figure 3 is a graph showing the operating state of the first to third solenoid valve according to the load control method of the immersion refrigerator having a plurality of storage rooms according to the present invention.

As shown here, since the first to second solenoid valves SOL1 and SOL2 are operated after the initial power is turned on, the delay time is set to 20 minutes in the present embodiment. The valve SOL3 is activated.

As described above, the present invention delays the operation of the solenoid valve for a certain period of time to control the refrigerant flowing into a specific storage compartment when the initial power is supplied to the Kimchi refrigerator which circulates the refrigerant to the plurality of storage compartments through one compressor and a plurality of solenoid valves. By operating after the operation has the advantage of limiting the discharge temperature of the compressor during the initial operation to protect the system and improve the efficiency.

Claims (2)

In the load control method of the Kimchi refrigerator to circulate the refrigerant through a single compressor and a plurality of solenoid valves to a plurality of storage compartments, During the initial power-on of the Kimchi refrigerator, a plurality of the characteristics of the solenoid valve for controlling the refrigerant flowing into any one storage compartment may be operated after a predetermined time delay, and the solenoid valve for controlling the refrigerant flowing to another storage compartment may be immediately operated. Load control method of Kimchi refrigerator with two storage compartments. According to claim 1, wherein any one of the storage compartments of the kimchi refrigerator having a plurality of storage compartments, characterized in that the vegetable and fruit storage compartment.