WO2019083054A1 - Système de gestion intégré de bouchon de purge et son procédé de commande - Google Patents

Système de gestion intégré de bouchon de purge et son procédé de commande

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Publication number
WO2019083054A1
WO2019083054A1 PCT/KR2017/011775 KR2017011775W WO2019083054A1 WO 2019083054 A1 WO2019083054 A1 WO 2019083054A1 KR 2017011775 W KR2017011775 W KR 2017011775W WO 2019083054 A1 WO2019083054 A1 WO 2019083054A1
Authority
WO
WIPO (PCT)
Prior art keywords
wire
purging plug
unit
module
purging
Prior art date
Application number
PCT/KR2017/011775
Other languages
English (en)
Korean (ko)
Inventor
박성재
Original Assignee
엑셀로 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 엑셀로 주식회사 filed Critical 엑셀로 주식회사
Priority to PCT/KR2017/011775 priority Critical patent/WO2019083054A1/fr
Priority to PCT/KR2018/001207 priority patent/WO2018143616A1/fr
Priority to EP18747325.1A priority patent/EP3553442B1/fr
Priority to CN201880008046.4A priority patent/CN110199168B/zh
Priority to JP2019536504A priority patent/JP7038126B2/ja
Priority to US16/477,192 priority patent/US11940218B2/en
Priority to KR1020187008106A priority patent/KR101942805B1/ko
Publication of WO2019083054A1 publication Critical patent/WO2019083054A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D21/00—Arrangements of monitoring devices; Arrangements of safety devices
    • F27D21/04—Arrangements of indicators or alarms
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings

Definitions

  • the present invention relates to a purging plug integrated management system and a control method thereof, and more particularly, to a purging plug integrated management system capable of instantly grasping a state of a purging plug and effectively managing a purging plug according to a damage state of the purging plug, And a control method thereof.
  • refractory materials such as refractory bricks and castables can be installed in an industrial furnace such as a heating furnace, a heat treatment furnace, a baking furnace, and a blast furnace used for a steel making process.
  • the refractory When the refractory is exposed for a long time under a high temperature condition according to the progress of the process using the industrial furnace, the refractory is damaged by thermal shock.
  • the refractory since the refractory is installed inside the industrial furnace, there is a problem that it is difficult to immediately judge whether or not the refractory is damaged. Further, the refractory has a problem that it is difficult to grasp the position and degree of damage caused by thermal shock.
  • damaged refractory will affect the industrial furnace during the process, cause defects in the manufactured product, and adversely affect the quality of the product. Also, damaged refractories cause the industry to separate from the inside.
  • the refractory When the refractory is separated from the interior of the industrial furnace, the refuse flows out through the separated region of the refractory, so that the damaged refractory causes heat loss to the industry, damage to external equipment, and safety accidents in the field workers.
  • a related art is Korean Patent Laid-Open Publication No. 2013-0035084 (entitled “Electric furnace capable of measuring refractory temperature,” published on Mar. 04, 08, 2013).
  • An object of the present invention is to provide a purging plug integrated management system and its control method capable of promptly grasping the state of the purging plug and effectively managing the purging plug according to the damage state of the purging plug have.
  • a purging plug integrated management system for integrally managing a damage state of a purging plug heated by a metal melt at a high temperature, wherein at least a part of the purging plug is inserted into the purging plug Cable module;
  • a measuring module disposed outside the purging plug, the measuring module measuring a change in an electrical connection state of the cable module due to the metal melt penetrating into the purging plug;
  • a data output unit for indicating a damage state of the purging plug damaged by the metal melt on the basis of the state information of the purging plug measured by the measurement module, .
  • the cable module includes a first wire unit having a first wire and a second wire disposed adjacent to each other in a state where they are not electrically connected to each other, a third wire and a third wire disposed adjacent to each other without being electrically connected to each other, And a second wire unit disposed at a position spaced apart from the first wire unit on an inner area of the purging plug in a state where the first wire unit is not electrically connected to the first wire unit.
  • the electrical connection state of the cable module may be changed due to the metal melt contacting at least a part of the area of the cable module.
  • the purging plug includes a porous block for supplying gas to the inner space of the ladle, an inner refractory block surrounding the porous block, a block case surrounding the inner refractory block, an outer refractory block surrounding the outer surface of the block case, And a gas injection tube for injecting gas into the porous block.
  • the block case may include a protrusion protruding toward the outer refractory block, and the first electric wire and the second electric wire may be disposed on the inner surface of the protrusion.
  • the cable module may further include a connection member of a non-conductive material that physically connects the first wire unit and the second wire unit.
  • first wire unit, the connecting member, and the second wire unit are integrally disposed on the same plane with reference to a bottom surface of the porous block, wherein the first wire unit includes an inner surface of the block case, And the second wire unit may be disposed in the central region of the porous block.
  • the cable module may further include a first connection wire for electrically connecting the first wire unit and the measurement module, and a second connection wire for electrically connecting the second wire unit and the measurement module .
  • first wire unit further comprises a first wire covering for wrapping the first wire and the second wire and the second wire unit comprises a second wire covering for wrapping the third wire and the fourth wire, .
  • the measuring module includes a power source unit individually connected to the first wire unit and the second wire unit, a first sensor for measuring a current flowing through the first wire unit, A second sensor for measuring a current and a data transmitter for transmitting information measured by the first sensor and the second sensor to the integrated management module.
  • the first sensor is moved along the outer surface of the block case, and information for determining whether the first wire and the second wire are electrically connected to each other through the metal melt, which melts the block case, It can be provided as a module.
  • the second sensor may provide information to the integrated management module to determine whether the third wire and the fourth wire are electrically connected through a metal melt penetrating the porous block.
  • the purging plug integrated management system may further include a local terminal receiving management information on the purging plug from the integrated management module.
  • the integrated management module includes a data receiving unit that receives status information on the purging plug from the measurement module, a data analysis unit that determines a damage status of the purging plug based on status information received from the data receiving unit, And a management instruction unit for generating management information on the purging plug based on the damage state of the purging plug detected by the analysis unit and transmitting the generated management information to the local terminal.
  • a control method of a purging plug integrated management system for controlling the above-described purging plug integrated management system, the method comprising the steps of: Measuring a current value flowing through the unit; Analyzing a current value measured by the measurement module using the integrated management module to determine a damage state of the purging plug; And displaying the damage state of the purging plug on the data output unit using the integrated management module.
  • the control method of the purging plug integrated management system may further include generating management information on the purging plug using the integrated management module and transmitting management information on the purging plug to the local terminal.
  • the step of determining the damage state of the purging plug includes the steps of determining whether the metal melt is moved to the first set position into the inside of the purging plug while moving along the outer surface of the block case, And determining whether the second set position has been infiltrated into the second set position.
  • the purging plug integrated management system and the control method therefor of the present invention when the purging plug installed in various industrial fields is damaged by thermal shock, the state of the purging plug is instantly grasped, Accordingly, the purging plug can be effectively managed.
  • the present invention can prevent the heat loss of various refractories including the industrial furnace due to the damage of the purging plug, the damage of the external equipment, and the safety accident of the field worker by integrally managing the purging plug installed in various industries have.
  • the present invention is advantageous in that a damaged state of the purging plug can be easily and accurately confirmed through the feature that two neighboring electric wires that are not electrically connected are electrically connected to each other by metal melts.
  • the first wire unit is disposed between the inner surface of the block case and the outer surface of the porous block
  • the second wire unit is disposed in the central area of the porous block, so that the metal melt is moved along the outer surface of the block case
  • FIG. 1 is a schematic diagram of a purging plug integrated management system according to an embodiment of the present invention.
  • FIG. 2 is a block diagram of a purging plug integrated management system according to an embodiment of the present invention.
  • FIG 3 is a view illustrating a state in which a cable module is disposed in a purging plug installed in a steelmaking furnace in a purging plug integrated management system according to an embodiment of the present invention.
  • FIG. 4 is a view showing a configuration of a recess and a measurement module provided in the cable module of FIG. 3;
  • FIG 5 is a view showing a state in which the metal melt has penetrated into the inside of the purging plug through the porous block.
  • FIG. 6 is a view showing a state in which the metal melt has penetrated into the inside of the purging plug along the outer surface of the block case.
  • FIG. 7 is a diagram illustrating a control method of the purging plug integrated management system according to an embodiment of the present invention.
  • the purging plug integrated management system is a purging plug integrated management system for integrally managing the damage state of the purging plug 500 heated by the high temperature metal melt 30.
  • the metal melt 30 is accommodated in the interior of an industrial furnace.
  • a purging plug integrated management system includes a purging plug 500, a cable module 100, a measurement module 200, an integrated management module 300, and a local terminal 400 do.
  • At least a portion of the cable module 100 is inserted into the purging plug 500.
  • the cable module 100 includes a first wire unit 110 and a second wire unit 110 on the inner area of the purging plug 500, which is not electrically connected to the first wire unit 110.
  • a second wire unit 120 disposed at a predetermined distance from the first wire unit 110 and a connection member 130 of a nonconductive material physically connecting the first wire unit 110 and the second wire unit 120, ).
  • the first wire unit 110 includes a first wire 111, a second wire 112 disposed adjacent to the first wire 111 in a state where the first wire 111 is not electrically connected to the first wire 111, And a first wire sheath 113 for wrapping the wire 111 and the second wire 112.
  • the second wire unit 120 includes a third wire 121, a fourth wire 122 disposed adjacent to the third wire 121 in a state where the third wire 121 is not electrically connected to the third wire 121, A third wire 121 and a second wire jacket 123 for wrapping the fourth wire 122.
  • the metal melt 30 is in contact with at least a part of the area of the cable module 100, the electrical connection state of the cable module 100 can be changed.
  • the cable module 100 includes a first connection wire 140 for electrically connecting the first wire unit 110 and the measurement module 200 and a second connection wire 140 for connecting the second wire unit 120 and the measurement module 200 And a second connection wire 150 for electrically connecting the first and second connection wires 200 and 200 to each other.
  • the purging plug 500 includes a porous block 510 for supplying gas to the inner space of the ladle 20, an inner refractory block 520 surrounding the porous block 510, An outer refractory block 550 that surrounds the outer surface of the block case 530 and a gas injection pipe 540 for injecting gas into the porous block 510.
  • the porous block 510 includes a first porous block 511 forming a lower region of the purging plug 500 and a second porous block 512 disposed at an upper portion of the first porous block 511 do.
  • first porous block 511 and the second porous block 512 have a truncated conical shape, the present invention is not limited thereto and may have various shapes.
  • the gas introduced through the gas injection pipe 540 is supplied to the inside of the ladle 20 while passing through the porous block 510.
  • the ladle 20 is filled with a molten metal 30 having a high temperature and the foreign matter contained in the molten metal 30 is introduced into the molten metal 30 by the gas introduced by the porous block 510 And is floated to the upper region.
  • the floating foreign matter is removed from the ladle by a separate removing device.
  • the inner refractory block 520 is connected to the inside of the block case 530 through the block case 530, the porous block 510 and the first wire unit 110 and the second wire unit 120 of the cable module, .
  • the block case 530 is made of a metal material and includes a protrusion 531 protruding toward the outer refractory block 550.
  • first wire 111 and the second wire 112 may be disposed on the inner surface of the protrusion 531. That is, the first wire unit 110 is disposed between the inner surface of the block case 530 and the outer surface of the porous block 510.
  • the metal melt 30 reaches the outer surface of the protrusion 531 while the metal melt 30 penetrates into the purging plug 500 along the outer surface of the block case 530
  • the lower portion of the block case 530 moves downward and contacts the first electric wire unit 110 at the same time as the protrusion 531 is melted.
  • the measurement module 200 measures a change in the value of the current flowing through the first wire unit 110.
  • the first wire unit 110, the connecting member 130 and the second wire unit 120 are integrally disposed on the same plane with respect to the bottom surface of the porous block 510.
  • the second wire unit 120 is disposed in the central region of the porous block 510.
  • the first electric wire unit 110, the connecting member 130 and the second electric wire unit 120 are integrally provided and disposed between the first porous block 511 and the second porous block 512 The manufacturing of the purging plug 500 is facilitated.
  • the operator allows a small-diameter region of both end faces of the block case 530 to be arranged on a plane. That is, the block case 530 is disposed in an inverted direction opposite to a state in which the block case 530 is actually used.
  • the operator places the cross section of the second porous block 512 in a plane on the inner surface of the block case 530 in a plan view.
  • the operator places the first wire unit 110, the connecting member 130, and the second wire unit 120 on the upper surface of a section of a larger diameter on both ends of the second porous block 512 Thereby positioning the wire unit assembly coupled thereto.
  • the first wire unit 110 is disposed on the protrusion 531 of the block case.
  • the first wire unit 110 is disposed on the protrusion 531 so as to be in close contact with the inner surface of the upper region of the protrusion 531, as shown in FIG.
  • the metal melt 30 melts the block case 530 and melts the outer surface of the block case 530 along the outer surface of the block case 530.
  • the first wire unit 110 is disposed in close contact with the upper region of the protrusion 531, It is possible to easily contact the first wire unit 110 when penetrating the inside of the purging plug 500, so that the electrical connection state of the first wire unit can be more accurately measured.
  • the operator allows a small-diameter section of both end faces of the first porous block 511 to be disposed on the upper portion of the second wire unit 120.
  • the first connection wire 140 and the second connection wire 150 are arranged to have a length enough to be connected to the measurement module 200.
  • the operator injects molten refractory into the inner space of the block case 530, and then dries the molten refractory.
  • the molten refractory is dried to form the inner refractory block 520.
  • the block case 530, the first porous block 511, 2 porous block 512 is fixed.
  • the operator installs the gas injection pipe 540 so that the gas injection pipe 540 and the first porous block 511 communicate with each other.
  • the first wire unit 110 and the second wire unit 120 may be disposed on different planes with respect to the bottom surface of the porous block 510.
  • the present invention is not limited to the above- .
  • the measurement module 200 measures a change in the electrical connection state of the cable module 100 due to the metal melt 30 penetrating into the purging plug 500.
  • the measurement module 200 includes a power unit 210, a sensing unit 220 and a data transmission unit 230 and is disposed outside the purging plug 500.
  • the power unit 210 is connected to the first wire unit 110 and the second wire unit 120, respectively.
  • the sensing unit 220 includes a first sensor 221 for measuring a current flowing through the first wire unit 110 and a second sensor 223 for measuring a current flowing through the second wire unit 120 ).
  • the data transmission unit 230 is for transmitting information measured by the first sensor 221 and the second sensor 223 to the integrated management module 300.
  • the first sensor 221 is moved along the outer surface of the block case 530 and the first wire 111 and the second wire 112 are connected to each other through a metal melt melted in the block case 530, And provide information to the integrated management module 300 to determine whether or not they are electrically connected.
  • the first sensor 221 measures a state of whether the first wire 111 and the second wire 112 are electrically connected through a metal melt.
  • the second sensor 223 senses information for determining whether the third wire 121 and the fourth wire 122 are electrically connected to each other through a metal melt infiltrated into the porous block 510 To the integrated management module (300).
  • the second sensor 223 measures a state of whether the third wire 121 and the fourth wire 122 are electrically connected through a metal melt.
  • FIG. 5 shows a state in which the metal melt 30 penetrates into the purging plug through the porous block 510 so that the third wire 121 and the fourth wire 122 are electrically connected to each other through the metal melt 30 6 shows a state in which the metal melt 30 penetrates into the inside of the purging plug along the outer surface of the block case 530 so that the first wire 111 and the second wire 112 are connected to the metal melt (30).
  • the first wire unit 110 is disposed between the inner surface of the block case 530 and the outer surface of the porous block, and the second wire unit 120 is disposed in the central area of the porous block 510,
  • the metal melt moves along the outer surface of the block case 530 to easily confirm whether the metal melt has penetrated into the purging plug 500 and the metal melt has penetrated into the porous block 510.
  • the measurement module 200 may further include an alarm unit.
  • the alarm means displays the alarm information so that the field manager can confirm the state of the purging plug 500 when the state of the purging plug 500 is out of the normal state range.
  • the alarm information and the control signal of the alarm means may be transmitted from the integrated management module 300.
  • the alarm means is disposed adjacent to the purging plug 500, and can display the state of the purging plug 500 with an alarm sound and an indicator lamp.
  • the integrated management module 300 determines the damage state of the purging plug damaged by the metal melt 30 based on the state information of the purging plug 500 measured by the measurement module 200, And outputs it to the outside indicating the damage state of the plug 500.
  • the integrated management module 300 includes a data receiving unit 310, a data analyzing unit 330, a data storing unit 370, a data output unit 350, and a management instruction unit 390.
  • the data receiving unit 310 receives status information on the status of the purging plug 500 from the measuring module 200.
  • the data analyzer 330 detects the damage state of the purging plug 500 based on the status information received from the data receiver 310.
  • the data analyzer 330 of the integrated management module determines that the metal melt has penetrated the first set position along the outer surface of the block case 530 of the purging plug based on the measurement value of the measurement module 200 do.
  • the first setting position indicates a position where the first wire unit 110 is installed.
  • the data analyzer 330 determines whether the metal melt has penetrated into the porous block to the second set position based on the measured value of the measurement module 200.
  • the second setting position indicates a position where the second wire unit 120 is installed.
  • the user may replace the purging plug when the metal melt penetrates into either the first set position or the second set position.
  • the data analyzer 330 can obtain management information of the purging plug 500 based on the quantity and history of the purging plugs stored in the data storage unit 370.
  • the data storage unit 370 stores the damage state of the purging plug 500 analyzed by the data analysis unit 330 and related information of the purging plug 500.
  • the damaged state of the purging plug 500 stored in the data storage unit 370 may be used to determine the replacement period and timing of the purging plug 500.
  • the purging plug 500 is analyzed so as to grasp the defective rate, the failure rate, and the usage rate of the purging plug 500 based on the information on the damage state of the purging plug 500 stored in the data storage unit 370, And may be used to manage the damage history of the purging plug 500 in the management module 300.
  • the data output unit 350 displays a damage state of the purging plug damaged by the metal melt 30 based on the state information of the purging plug 500 measured by the measurement module 200.
  • the data output unit 350 may display a damage state of the purging plug, an amount of stock of refractory, a product history, and a damage history of the purging plug.
  • the management instruction unit 390 generates management information on the purging plug 500 based on the damage state of the purging plug 500 detected by the data analysis unit 330 and transmits the management information to the local terminal 400 .
  • the management instruction unit 390 transmits the management information on the purging plug 500 to the local terminal 400 so that the field manager and the person in charge check the damage state of the purging plug 500 in real time, (500) can be immediately repaired and replaced.
  • the local terminal 400 receives management information on the purging plug from the integrated management module 300.
  • the local terminal 400 may be a field manager and a laptop and a cellular phone of the person in charge.
  • the management instruction command transmitted to the local terminal 400 is delivered differently according to the state of the purging plug, so that the field manager and the person in charge can perform management according to the state of the purging plug.
  • the field worker and the person in charge can more promptly and accurately grasp the damage position and damage state of the purging plug, so that the purging plug can be quickly repaired and replaced, thereby minimizing the risk of a safety accident.
  • the refractory assembly such as the purging plug 500 may be installed in the industrial furnace 60, the steelmaking furnace 40, or the line 50.
  • the control method of the integrated refractory management system includes a current value measuring step S10, a purging plug member state grasping step S20, an alarm information displaying step S30, a purging plug member state displaying step S40, And a terminal command transmission step (S50).
  • the current generated in the cable module (100) is measured by the measuring module (200). That is, the measurement module 200 measures a current value flowing through the first wire unit 110 and the second wire unit 120.
  • the integrated management module (300) analyzes the current value measured by the measurement module (200) and grasps the damage state of the purging plug (500).
  • the step of grasping the state of the purging plug that is, the step of grasping the state of the purging plug member, moves the metal melt 30 along the outer surface of the block case 530, Determining whether the metal melt 30 has penetrated into the porous block 510 to a second set position, and determining whether the metal melt 30 has penetrated into the porous block 510 to a second set position.
  • alarm information display step S30 when the state of the purging plug 500 is out of the normal state, alarm information is displayed in the alarm means disposed adjacent to the purging plug 500.
  • the state of the purging plug 500 is displayed on the data output unit 350 by the integrated management module 300.
  • management information on the purging plug 500 is generated using the integrated management module, and management information on the purging plug 500 is generated by the integrated management module 300 To the local terminal (400).
  • the present invention relates to a purging plug for preventing the purging plug from being damaged by heat shock when the purging plug installed in various industrial furnaces (heating furnace, heat treatment furnace, baking furnace, blast furnace, etc.) used in a steel mill, a power plant,
  • the present invention can be applied to a purging plug integrated management system.
  • the present invention can prevent the heat loss of various refractories including the industrial furnace due to the damage of the purging plug, the damage of the external equipment, and the safety accident of the field worker by integrally managing the purging plug installed in various industries It can be applied to a purging plug integrated management system.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

La présente invention concerne un système de gestion intégré de bouchon de purge et son procédé de commande, le système pouvant gérer efficacement un bouchon de purge en fonction d'un état endommagé du bouchon de purge grâce à l'identification immédiate de l'état du bouchon de purge. À cet effet, le système de gestion intégré de bouchon de purge comprend : un module de câble dont au moins une partie est introduite dans un bouchon de purge ; un module de mesure, qui mesure un changement d'un état de connexion électrique du module de câble, provoqué par un matériau fondu métallique ayant pénétré dans le bouchon de purge, et est agencé à l'extérieur du bouchon de purge ; et un module de gestion intégré ayant une unité de sortie de données pour afficher, sur la base d'informations d'état concernant le bouchon de purge mesurées par le module de mesure, un état endommagé du bouchon de purge endommagé par le matériau fondu métallique.
PCT/KR2017/011775 2017-02-01 2017-10-24 Système de gestion intégré de bouchon de purge et son procédé de commande WO2019083054A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
PCT/KR2017/011775 WO2019083054A1 (fr) 2017-10-24 2017-10-24 Système de gestion intégré de bouchon de purge et son procédé de commande
PCT/KR2018/001207 WO2018143616A1 (fr) 2017-02-01 2018-01-29 Système de gestion intégrée d'élément chauffé et son procédé de commande
EP18747325.1A EP3553442B1 (fr) 2017-02-01 2018-01-29 Système de gestion intégré d'élément chauffé et son procédé de commande
CN201880008046.4A CN110199168B (zh) 2017-02-01 2018-01-29 被加热部件综合管理系统及其控制方法
JP2019536504A JP7038126B2 (ja) 2017-02-01 2018-01-29 被加熱部材の統合管理システム
US16/477,192 US11940218B2 (en) 2017-02-01 2018-01-29 Integrated heated member management system and method for controlling same
KR1020187008106A KR101942805B1 (ko) 2017-02-01 2018-01-29 피가열부재 통합관리 시스템과 이의 제어방법

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2017/011775 WO2019083054A1 (fr) 2017-10-24 2017-10-24 Système de gestion intégré de bouchon de purge et son procédé de commande

Related Child Applications (1)

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PCT/KR2017/002178 Continuation-In-Part WO2018159863A1 (fr) 2017-02-01 2017-02-28 Système de gestion intégré pour élément chauffé et procédé de commande de celui-ci

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WO2019083054A1 true WO2019083054A1 (fr) 2019-05-02

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Citations (5)

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Publication number Priority date Publication date Assignee Title
JPH06313681A (ja) * 1993-04-30 1994-11-08 Ngk Insulators Ltd 誘導炉等における耐火物ライニングの損耗度合検知方法及びその装置
KR200206127Y1 (ko) * 2000-07-18 2000-12-01 주식회사한국이에이치티 화재감지용 전선구조
KR20130010392A (ko) * 2011-07-18 2013-01-28 주식회사 포스코 용강 처리 장치
JP2013152058A (ja) * 2012-01-26 2013-08-08 Mitsubishi Heavy Ind Ltd 耐火材支持用スタッドの健全性評価方法および装置
JP2014140857A (ja) * 2013-01-23 2014-08-07 Honda Motor Co Ltd 鋳造装置の溶湯漏れ検知機構

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06313681A (ja) * 1993-04-30 1994-11-08 Ngk Insulators Ltd 誘導炉等における耐火物ライニングの損耗度合検知方法及びその装置
KR200206127Y1 (ko) * 2000-07-18 2000-12-01 주식회사한국이에이치티 화재감지용 전선구조
KR20130010392A (ko) * 2011-07-18 2013-01-28 주식회사 포스코 용강 처리 장치
JP2013152058A (ja) * 2012-01-26 2013-08-08 Mitsubishi Heavy Ind Ltd 耐火材支持用スタッドの健全性評価方法および装置
JP2014140857A (ja) * 2013-01-23 2014-08-07 Honda Motor Co Ltd 鋳造装置の溶湯漏れ検知機構

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