KR101225113B1 - Apparatus for supplying electric power and cooling apparatus having the same - Google Patents

Abstract

An electrical supply and a cooling device comprising the same are disclosed. According to an aspect of the present invention, a frame extending along the movement path of the mobile unit, a trolley bar installed on the frame to supply electricity for the movement of the mobile unit, trolley bar on the surface of the trolley bar Provided is an electrical supply device including a fluid injector for injecting at least one of a plurality of heating fluids for heating of a control valve and a control valve unit for controlling whether to supply each of the plurality of heating fluids to a fluid injector.

Description

Power supply and cooling device including the same {APPARATUS FOR SUPPLYING ELECTRIC POWER AND COOLING APPARATUS HAVING THE SAME}

The present invention relates to an electrical supply device and a cooling device including the same.

Coke used in steelworks, etc. performs functions as a heat source and a reducing agent in a blast furnace, and is used as a means for securing air permeability. Such coke is produced by coking coal at a high temperature of 1100 ° C. or higher in a Coke Oven.

The coke collected in the coke oven may be transported by a transport vehicle to a place where coke is required. In this case, as a means for supplying electrical energy to the transport vehicle, a trolley bar may be used.

The trolley bar may be arranged along the movement path of the transport vehicle. The exposed surface of the trolley bar is in contact with the electrode portion of the transport vehicle, through which electric energy can be supplied to the transport vehicle.

An embodiment of the present invention is to provide an electric supply device and a cooling device including the same that can remove the moisture frozen on the surface of the trolley bar.

According to an aspect of the present invention, a frame extending along the movement path of the mobile unit, a trolley bar installed on the frame to supply electricity for the movement of the mobile unit, trolley bar on the surface of the trolley bar Provided is an electrical supply device including a fluid injector for injecting at least one of a plurality of heating fluids for heating of a control valve and a control valve unit for controlling whether to supply each of the plurality of heating fluids to a fluid injector.

The fluid injection unit may include an injection pipe extending along the trolley bar and having a plurality of through holes through which the heating fluid is discharged.

The plurality of heating fluids may include water vapor and air.

The electricity supply device may further include a temperature sensor unit for sensing the ambient temperature around the trolley bar.

The electrical supply apparatus may further include a control unit for operating the fluid ejection unit when the ambient temperature around the trolley bar is below the freezing point of water.

The control unit may control the operation of the control valve unit.

In addition, according to another aspect of the present invention, the mobile unit on which the cooling target is loaded, the electric supply unit for supplying electricity to the mobile unit to move the mobile unit, and the water sprinkling to spray water on the cooling target carried by the movement of the mobile unit The electric supply unit includes a frame extending along the moving path of the mobile unit and passing through the watering unit, a trolley bar installed in the frame to supply electricity to the mobile unit, and a plurality of heating for heating the trolley bar on the surface of the trolley bar. Provided is a cooling device including a fluid injector for injecting at least one of the fluids, and a control valve unit for controlling whether to supply each of the plurality of heating fluids to the fluid injector.

The fluid injection unit may include an injection pipe extending along the trolley bar and having a plurality of through holes through which the heating fluid is discharged.

The plurality of heating fluids include water vapor and air, the water vapor is generated by the evaporation of water sprayed on the object to be cooled, and the cooling device may further include an air heating unit for heating the air.

The cooling apparatus may further include a recovery unit for recovering the water vapor generated by the evaporation of water sprayed onto the object to be cooled and supplying it to the fluid injection unit.

The recovery unit is disposed on an upper side of the mobile unit to collect water vapor, a transfer pipe connecting the collecting cover and the fluid injection unit to transfer water vapor to the fluid injection unit, and installed in the delivery pipe to provide driving force for transfer of water vapor. It may include a fan.

The cooling apparatus may further include a temperature sensor unit configured to sense an ambient temperature around the trolley bar.

The cooling apparatus may further include a control unit for operating the fluid ejection unit when the ambient temperature around the trolley bar is below the freezing point of water.

The control unit may control the operation of the control valve unit.

The fluid injection unit may be installed in some sections of the movement path of the mobile unit, and a water spray unit may be disposed between the sections.

According to embodiments of the present invention, the water frozen in the surface of the trolley bar can be removed more effectively.

1 is a schematic view showing a cooling device according to an embodiment of the present invention.
2 is a cross-sectional view showing a cooling apparatus according to an embodiment of the present invention.
3 is a cross-sectional view showing an electrical supply of a cooling device according to an embodiment of the present invention.
4 is a partially enlarged view showing a part of an electric supply unit of a cooling device according to an embodiment of the present invention.
5 is a perspective view showing a fluid injection portion of the electrical supply of the cooling device according to an embodiment of the present invention.
6 is a view showing a control method of a cooling device according to an embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The present invention is capable of various modifications and various embodiments, and specific embodiments are illustrated in the drawings and described in detail in the detailed description. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

The terms first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, the terms "comprise" or "have" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, and one or more other features. It is to be understood that the present invention does not exclude the possibility of the presence or the addition of numbers, steps, operations, components, components, or a combination thereof.

Hereinafter, an embodiment of an electricity supply device and a cooling device including the same according to the present invention will be described in detail with reference to the accompanying drawings, and in the following description with reference to the accompanying drawings, the same or corresponding components are denoted by the same reference numerals. And duplicate description thereof will be omitted.

1 is a schematic view showing a cooling device 100 according to an embodiment of the present invention. 2 is a cross-sectional view showing a cooling device 100 according to an embodiment of the present invention.

According to this embodiment, as shown in FIGS. 1 and 2, as the cooling device 100 for cooling the coke discharged from the cooling object 20, for example, the coke oven 10, the mobile unit 110. ), A cooling device 100 including an electric supply unit 120, a watering unit 130, an air heating unit 140, and a collecting unit 150 is provided.

As shown in FIGS. 1 and 2, the cooling object 20, such as coke coagulated in the coke oven 10, may be loaded in the mobile unit 110, and the cooling object (loaded in the mobile unit 110) 20 may be transported to the watering unit 130 according to the movement of the mobile unit 110. In this case, the movement unit 110 may receive electricity from the electricity supply unit 120 disposed along the movement path and move toward the water spray unit 130 along a rail.

Hereinafter, a detailed configuration of the cooling device 100 and the electric supply unit 120 configuring the same according to the present embodiment will be described in more detail with reference to FIGS. 1 to 5.

As shown in FIGS. 1 and 2, the moving unit 110 may receive electricity from the electricity supply unit 120 and move along the rail toward the spraying unit 130. The moving unit 110 is provided with a space portion, and the cooling object 20 may be loaded in the space portion.

The mobile unit 110 may be, for example, a quenching car for transporting a cooling object 20, such as coke, carbonized in the coke oven 10.

The electricity supply unit 120 may include a trolley bar 124 for supplying electricity to the mobile unit 110. The trolley bar 124 is exposed at least a part of the surface and the exposed surface is in contact with the electrode portion of the mobile unit 110, it is possible to supply electricity to the mobile unit (110).

As shown in FIGS. 1 and 2, the sprinkler 130 may spray water on the cooling object 20 carried by the movement of the mobile unit 110. The watering unit 130 includes a storage tank 131 in which water is accommodated.

When the mobile unit 110 loaded with the cooling object 20 moves into the watering unit 130, water stored in the storage tank 131 of the watering unit 130 may be sprayed on the cooling object 20. By this watering process, the high temperature cooling object 20 may be cooled to a required temperature.

The water sprinkling unit 130 may be, for example, a wet extinguishing device such as a coke stabilization quenching (CSQ) facility for sprinkling water on a cooling target 20 such as coke dried in the coke oven 10.

The water used to cool the object 20 may be directly scattered on the surface of the trolley bar 124 or may be condensed on the surface of the trolley bar 124 after being evaporated. In winter, the water remaining on the surface of the trolley bar 124 may be frozen by a low atmospheric temperature. As such, the water frozen on the surface of the trolley bar 124 may affect the operation of the electric supply unit 120 and may cause a problem of stopping the operation of the mobile unit 110.

On the other hand, in the present embodiment, the fluid injection unit (125 in FIG. 4) is installed below the trolley bar 124, the trolley bar 124 is a plurality of heating is injected from the fluid injection unit (125 in FIG. 4) Can be heated by a fluid. Accordingly, water frozen on the surface of the trolley bar 124 may be more effectively removed from the trolley bar 124.

In this case, the plurality of heating fluids described above may include water vapor and air. Among these, steam may be generated by evaporation of water sprayed on the cooling target 20 loaded on the mobile unit 110, and in the case of air, air is present in the air, which is heated by the air heater 140. Can be used later.

As shown in FIG. 2, water vapor generated by evaporation of water sprinkled on the cooling target 20 is recovered by the recovery unit 150 and supplied to the fluid injection unit (125 in FIG. 4) through the transfer pipe 154. Can be. More specifically, the recovery unit 150 may be composed of a collecting cover 152, a transfer pipe 154, and a fan 156.

The collecting cover 152 may be disposed on the upper side of the mobile unit 110, that is, the upper portion of the sprinkler 130, as shown in FIG. 2 to collect water vapor. The transfer pipe 154 connects the collection cover 152 and the fluid injector 125 (FIG. 4), and transfers the water vapor collected by the collection cover 152 to the fluid injector 125 (FIG. 4). can do.

A fan 156 may be installed in the transfer pipe 154 as shown in FIG. 2 to transfer the water vapor, and the water vapor may be collected by the driving cover provided by the fan 156. Via the transfer pipe 154 may be supplied to the fluid injection unit (125 of FIG. 4).

In addition, as shown in FIG. 2, the cooling device 100 may further include an air heater 140 to heat air used as a heating fluid. The air heating unit 140 may heat the heat transfer fluid using coke oven gas (COG) as a fuel, and the air is heated through heat exchange with the heat transfer fluid heated as described above. It can be used as a fluid.

The air heated by the air heating unit 140 may be supplied to the fluid injection unit (125 of FIG. 4) via the transfer pipe 142 as shown in FIG. 2.

And each of the plurality of heating fluids such as steam, air, etc. can be controlled whether the supply to the fluid injection unit (125 of FIG. 4) by the control valve 128, so that only water vapor or air fluid injection unit 4 may be supplied to 125 to inject toward the trolley bar 124, or both water vapor and air may be supplied to the fluid injector 125 to be injected toward the trolley bar 124.

Hereinafter, the electric supply unit 120 including the fluid injection unit 125 and the control valve unit 127 will be described in more detail with reference to FIGS. 3 to 5.

3 is a cross-sectional view showing the electricity supply unit 120 of the cooling apparatus 100 according to an embodiment of the present invention. 4 is a partially enlarged view showing a part of the electricity supply unit 120 of the cooling apparatus 100 according to an embodiment of the present invention. 5 is a perspective view illustrating the fluid injection unit 125 of the electricity supply unit 120 of the cooling apparatus 100 according to an embodiment of the present invention.

As shown in FIGS. 3 and 4, the electrical supply unit 120 includes a frame 121, an insulator 122, a support unit 123, a trolley bar 124, a fluid injector 125, and a temperature sensor unit ( 127, and control valve 128.

As shown in FIG. 1, the frame 121 may extend along the moving path of the mobile unit 110 to pass through the water sprayer 130. That is, the frame 121 may be arranged to maintain a constant distance from the mobile unit 110 along the moving path of the mobile unit 110.

As illustrated in FIGS. 3 and 4, the trolley bar 124 may be installed in the frame 121 to supply electricity to the mobile unit 110. The trolley bar 124 may extend along the movement path of the mobile unit 110 like the frame 121.

As shown in FIGS. 3 and 4, the trolley bar 124 is exposed to at least a part of the surface thereof to be in contact with the electrode part of the mobile unit 110. Accordingly, the electric energy supplied from the power unit is transferred to the mobile unit 110. ) Can be delivered.

As shown in FIG. 3 and FIG. 4, the trolley bar 124 may be installed on the frame 121 by the insulator 122 and the support 123. The insulator 122 may be installed on the surface of the frame 121 and may be made of an insulating material. The support 123 may be installed at the end of the insulator 122 to support the trolley bar 124, and the support 123 may also be made of an insulating material.

The fluid injection part 125 is disposed adjacent to the trolley bar 124 as shown in FIG. 4, so that at least one of a plurality of heating fluids for heating the trolley bar 124 on the surface of the trolley bar 124. Can be sprayed. The fluid injection unit 125 may be injection pipes extending along the trolley bar 124 as illustrated in FIGS. 4 and 5, and the injection pipes include a plurality of through holes through which a plurality of heating fluids are discharged. 126 may be formed.

4 and 5, the fluid injector 125 may be disposed under the trolley bar 124. In this case, the plurality of through holes 126 may be formed in the fluid injector 125. It can be formed on top.

As such, the fluid injecting unit 125 is disposed below the trolley bar 124 and the plurality of through holes 126 are correspondingly formed in the upper portion of the fluid injecting unit 125, whereby a plurality of heating fluids are formed by steam and air. In the case of a gas such as or the like, the heating fluid can more effectively reach the trolley bar 124 surface.

In addition, the cross section of the fluid injection part 125 may have an elliptic shape as shown in FIGS. 4 and 5. As a result, the surface area of the fluid injector 125 opposite to the trolley bar 124 may be increased, thereby enabling more effective injection of the heating fluid to the trolley bar 124.

In this case, as illustrated in FIG. 1, the fluid injection unit 125 may be installed in a portion S in which the water spray unit 130 is disposed in the movement path of the mobile unit 110. Water sprayed by the sprinkler 130 may be scattered to a predetermined area inside the sprinkler 130 and the outside of the sprinkler 130. Therefore, the fluid injection unit 125 may be installed on the surface of the trolley bar 124 located in a predetermined section (S) back and forth with respect to the watering unit 130.

The distance of the some section (S) may be, for example, 30m, can be variously changed in consideration of the scattering distance of the water.

As shown in FIG. 5, the control valve unit 128 may adjust whether the plurality of heating fluids are supplied to the fluid injection unit 125. That is, since the control valve 128 may be formed of, for example, a three-way valve, whether or not the opening / closing between the transfer pipes 142 and 154 and the fluid injection unit 125 connected to each other is such a control valve 128. ) Can be adjusted.

When the moving unit 110 moves toward the spraying unit 130 or moves outward from the spraying unit 130, as shown in FIG. 5, the control valve unit 128 may include a transfer pipe 142 and a fluid injection unit. The air b, heated by the air heater 140, may be supplied to the fluid injector 125 by communicating 125.

In addition, when water is generated by spraying water to the cooling object 20 after the mobile unit 110 arrives in the watering unit 130, as illustrated in FIG. 5, the control valve unit 128 may include a transfer pipe 154. The fluid injection unit 125 may communicate with the water vapor a to the fluid injection unit 125.

On the other hand, when the water vapor is generated by the evaporation of the water sprayed on the mobile unit 110 as described above, the control valve unit 128 may communicate both the transfer pipes (142, 154) and the fluid injection unit (125). have. In this case, air may also be injected into the trolley bar 124 together with the above-described water vapor, and thus, ice frozen on the surface of the trolley bar 124 may be more effectively removed.

As illustrated in FIG. 4, the temperature sensor unit 127 may be installed at the support unit 123 to be adjacent to the trolley bar 124 to sense the ambient temperature around the trolley bar 124. The controller may generate an operation signal for operating the fluid injector 125 when the air temperature sensed by the temperature sensor unit 127 is 0 degrees Celsius or less, and the operation of the fluid injector 125 may be performed according to the operation signal. This becomes possible.

As described above, the controller may operate the fluid injector 125 when the air temperature around the trolley bar 124 is equal to or lower than the freezing point of water, for example, equal to or less than 0 degrees Celsius.

In this case, the control unit may operate the fluid injection unit 125 by controlling the operation of the control valve unit 128, in addition to the fluid injection unit 125 by operating a separate valve installed in the fluid injection unit 125 You can also activate

In addition, the controller may control the operation of the control valve 128 described above. The controller may control the operation of the control valve unit 128 to control whether the fluid injection unit 125 and the transfer pipes 142 and 154 are opened or closed. Accordingly, only water vapor or air may be supplied to the fluid injector 125, or both water vapor and air may be supplied and injected toward the trolley bar 124.

The operation of the control valve unit 128 by such a control unit may be adjusted according to the movement of the mobile unit 110. More specifically, when the moving unit 110 is moving, the control unit controls the control valve unit 128 so that the transfer pipe 142 and the fluid injection unit 125 communicate with the air to the fluid injection unit 125 Can supply

In addition, when the mobile unit 110 arrives inside the watering unit 130 and water vapor is generated from the water of the watering unit 130, the control unit controls the control valve so that the transfer pipe 154 and the fluid injection unit 125 communicate with each other. The unit 128 is controlled to supply water vapor to the fluid injector 125, or the control valve unit 128 is controlled to communicate the fluid injectors 125 with all of the transfer pipes 142 and 154. All can be supplied to the fluid injection section.

Hereinafter, a method of controlling the cooling device 100 according to the present embodiment will be described in more detail with reference to FIG. 6.

6 is a view showing a control method of the cooling apparatus 100 according to an embodiment of the present invention.

First, it is determined whether the air temperature is below the freezing point of water, for example, 0 degrees Celsius or less (S110). As described above, the air temperature around the trolley bar 124 may be detected by the temperature sensor unit 127, and the controller determines whether the air temperature is below the freezing point of water by receiving a temperature signal corresponding to the air temperature.

Subsequently, when the air temperature is below the freezing point of water, it is determined whether the mobile unit 110 has arrived inside the watering unit 130 (S120).

When the moving unit 110 is moving without arriving inside the watering unit 130, the control unit applies a valve operation signal to the control valve unit 128 to operate the control valve unit 128 to operate the fluid injection unit 125. ) And the transfer pipe 142 communicate with each other, and then, by applying an injection signal to the fluid injector 125 to operate the fluid injector 125, the air heated in the air heater 140 is transferred to the trolley bar 124. It may be injected toward the (S130).

When the mobile unit 110 arrives inside the watering unit 130, water may be sprayed onto the cooling target 20 loaded in the mobile unit 110 according to the operation of the watering unit 130. Evaporation may produce water vapor.

In this case, the control unit applies the recovery signal to the recovery unit 150 to operate the recovery unit 150, the generated water vapor can be recovered, and at the same time, the control unit control valve 128 and the fluid injection unit ( By applying the valve operation signal and the injection signal to the 125, respectively, the fluid injection unit 125 and the transfer pipe 154 is in communication, the recovered water vapor may be injected toward the trolley bar 124 (S140).

On the other hand, when the mobile unit 110 arrives inside the watering unit 130, both the delivery pipes 142 and 154 may be in communication with the fluid injection unit 125 in accordance with the operation of the control valve unit 128 by the control unit. Accordingly, both the water vapor and the air may be injected into the trolley bar 124.

Subsequently, when the cooling process for the cooling object 20 is finished according to the operation of the watering unit 130, the moving unit 110 may be moved back to the outside of the watering unit 130 (S150). The control unit applies a stop signal to the fluid injector 125 to stop the operation of the fluid injector 125, so that the injection of water vapor to the trolley bar 124 may be stopped (S160).

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit of the invention as set forth in the appended claims. The present invention can be variously modified and changed by those skilled in the art, and it is also within the scope of the present invention.

10: coke oven
20: cooling object
100: cooling system
110: mobile unit
120: electricity supply
121: frames
122: insulator
123: support
124: trolley bar
125: fluid injection part
126: through hole
127: temperature sensor
128: control valve unit
130: sprinkler
131: storage tank
140: air heating unit
142: transfer pipe
150: recovery unit
152: collection cover
154: transfer pipe
156: fan

Claims (14)

A frame extending along the movement path of the mobile unit;
A trolley bar installed on the frame to supply electricity for movement of the mobile unit;
A fluid injector for injecting at least one of a plurality of heating fluids for heating the trolley bar on a surface of the trolley bar;
A control valve unit for controlling whether to supply each of the plurality of heating fluids to the fluid injection unit; And
And a temperature sensor unit for sensing an ambient temperature around the trolley bar.
The method of claim 1,
The fluid injection unit, the electric supply device characterized in that it comprises an injection pipe extending along the trolley bar and formed with a plurality of through holes through which the heating fluid is discharged.
The method of claim 1,
And said plurality of heating fluids comprise water vapor and air.
delete The method of claim 1,
And a control unit for operating the fluid ejection unit when the air temperature around the trolley bar is below a freezing point of water.
The method of claim 5,
The control unit is characterized in that for controlling the operation of the regulating valve unit.
A moving unit in which a cooling object is loaded;
An electricity supply unit configured to move the mobile unit by supplying electricity to the mobile unit; And
It includes a sprinkling unit for sprinkling water on the cooling object carried by the movement of the mobile unit,
The electricity supply unit,
A frame extending along a moving path of the mobile unit and passing through the watering unit;
A trolley bar installed in the frame to supply electricity to the mobile unit;
A fluid injector for injecting at least one of a plurality of heating fluids for heating the trolley bar on a surface of the trolley bar; And
And a control valve unit for controlling whether each of the plurality of heating fluids is supplied to the fluid injection unit.
The method of claim 7, wherein
The fluid injection unit, the cooling device, characterized in that it comprises an injection pipe extending along the trolley bar and a plurality of through holes through which the heating fluid is discharged.
The method of claim 7, wherein
The plurality of heating fluids include water vapor and air,
The steam is generated by the evaporation of water sprayed on the cooling object,
Cooling apparatus further comprises an air heating unit for heating the air.
10. The method of claim 9,
Further comprising a recovery unit for recovering the water vapor generated by the evaporation of water to be sprayed to the cooling object to supply to the fluid injection unit,
The recovery unit,
A collecting cover disposed above the mobile unit and collecting the water vapor;
A transfer tube connecting the collection cover and the fluid injection unit to transfer the water vapor to the fluid injection unit; And
And a fan installed in the transfer pipe to provide a driving force for the transfer of the steam.
The method of claim 7, wherein
Cooling apparatus further comprises a temperature sensor for sensing the ambient temperature around the trolley bar.
The method of claim 11,
And a control unit for operating the fluid ejecting unit when the air temperature around the trolley bar is below a freezing point of water.
The method of claim 12,
The control unit is characterized in that for controlling the operation of the control valve unit.
The method of claim 7, wherein
The fluid injection unit is installed in some sections of the movement path of the mobile unit,
Cooling apparatus characterized in that the watering unit is disposed between the partial section.

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