KR20170001042A - Apparatus for steam tracing and method for manufacturing the same - Google Patents

Apparatus for steam tracing and method for manufacturing the same Download PDF

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Publication number
KR20170001042A
KR20170001042A KR1020150090404A KR20150090404A KR20170001042A KR 20170001042 A KR20170001042 A KR 20170001042A KR 1020150090404 A KR1020150090404 A KR 1020150090404A KR 20150090404 A KR20150090404 A KR 20150090404A KR 20170001042 A KR20170001042 A KR 20170001042A
Authority
KR
South Korea
Prior art keywords
pipe
steam tracing
flow path
piping
case
Prior art date
Application number
KR1020150090404A
Other languages
Korean (ko)
Inventor
김병수
Original Assignee
대우조선해양 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 대우조선해양 주식회사 filed Critical 대우조선해양 주식회사
Priority to KR1020150090404A priority Critical patent/KR20170001042A/en
Publication of KR20170001042A publication Critical patent/KR20170001042A/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/003—Multiple wall conduits, e.g. for leak detection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Pipeline Systems (AREA)

Abstract

The present invention relates to a steam tracing apparatus. According to the steam tracing apparatus mounted in a pipe, the steam tracing apparatus comprises: a case unit extended in the longitudinal direction of the pipe, provided to surround the outer surface of the pipe, and restraining thermal transmission between the outside and the pipe; and a flow passage unit wherein high-temperature fluid flows to heat the pipe, extended from a preset position inside the case unit in the longitudinal direction of the case unit.

Description

TECHNICAL FIELD [0001] The present invention relates to a steam tracing apparatus and a method of constructing the steam tracing apparatus.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a steam tracing apparatus and a method of constructing the same, and more particularly, to a steam tracing apparatus and a method of constructing the same.

Steam tracing is generally used to minimize the heat released to the outside in order to maintain the intrinsic properties of the fluid in the pipe or tank using high temperature steam.

When such a steam tracing is applied to a main fuel system (FO system), the tracing is used to heat the main fuel system (FO system) to lower the viscosity of the main fuel flowing through the main fuel system (FO system).

An apparatus similar to the steam tracing apparatus is disclosed in Korean Patent Laid-Open Publication No. 10-2015-0019656.

In such a steam tracing apparatus, a pipe is installed, a steam tube is installed on the outer surface of the pipe, and a heat insulating material surrounding the pipe and the steam tube is sequentially installed.

However, when the steam tracing is manually installed, there arises a problem that the mounting position is different depending on the experience of the installer and the quality deviation is remarkable.

Korean Patent Publication No. 10-2015-0019656

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a steam tracing apparatus and a method of manufacturing the same, which can improve the performance of the steam tracing.

According to an aspect of the present invention, there is provided a steam tracing apparatus mounted on a piping, the apparatus comprising: a case part extending along a longitudinal direction of the piping, the case part being provided to surround an outer surface of the piping and restricting heat transfer between the outside and the piping; And a flow path portion extending along the longitudinal direction of the case portion at a predetermined position inside the case portion and through which a high temperature fluid flows to heat the pipe.

Here, the plurality of piping are provided and communicate with each other, and the case portion and the flow path portion are provided for each pipe, and the plurality of flow path portions are provided so as to communicate with each other, And a connection part for connecting the first and second electrodes.

It is preferable that the plurality of flow paths are disposed on imaginary lines extending along the longitudinal direction of one of the plurality of flow paths.

Preferably, the connecting portion is provided in parallel with the imaginary line.

In addition, it is preferable that the connection portion is formed of a flexible material.

In addition, it is preferable that the connection portion is provided to detect leakage of fluid between the connection portion and the flow path portion.

According to another aspect of the present invention, there is provided a method of constructing a steam tracing apparatus according to any one of claims 2 to 6, comprising the steps of: preparing a plurality of piping and the steam tracing apparatus; A mounting step of mounting the steam tracing device on the pipe; And a piping connection step of connecting piping on which the steam tracing device is mounted.

The steam tracing device may further include a channel connecting step of connecting the channel portion of the steam tracing device after the pipe connecting step.

According to the present invention, the installation quality of the steam tracing can be improved.

In addition, the step of constructing the steam tracing can be shortened.

1 is a perspective view schematically showing a steam tracing apparatus according to an embodiment of the present invention mounted on a pipe,
FIG. 2 is a side cross-sectional view schematically showing a state in which the steam tracer apparatus according to FIG. 1 is mounted on a pipe,
FIG. 3 is a front view schematically showing a state in which the steam tracer apparatus according to FIG. 1 is mounted on a pipe,
FIG. 4 is a flowchart schematically showing a construction method of the steam tracing apparatus according to FIG. 1,
FIG. 5 is a view schematically showing a mounting step in the method of constructing the steam tracing apparatus according to FIG. 4,
FIG. 6 is a view schematically showing a piping connection step in the construction method of the steam tracing apparatus according to FIG. 4,
FIG. 7 is a view schematically showing a connecting step in the method of constructing the steam tracing apparatus according to FIG.

Hereinafter, a steam tracer according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. Like reference symbols in the drawings denote like elements.

Before describing the steam tracing apparatus 100 according to an embodiment of the present invention, the piping 10 on which the steam tracing apparatus 100 is mounted will be described.

The pipe (10) is hollowed to allow fluid to flow therein, and a flange (11) is formed for connection with pipes adjacent to both ends. That is, both ends of the pipe 10 protrude by a predetermined height along the radial direction of the pipe 10 to form a step.

The flanges 11 of the pipes 10 adjacent to each other are in contact with each other and are connected to each other through the fastening portions 12 which simultaneously penetrate the adjacent flanges 11 along the longitudinal direction of the pipe 10. [ Are connected.

Here, the fastening part 12 may be formed of a bolt and a nut, but is not limited thereto.

Here, the piping 10 may be the main fuel piping through which the fuel oil (FO) of the ship flows. In the case of the main fuel, it is necessary to be immediately transferred to each place for the operation of the ship, etc. When the main fuel which flows inside the pipe 10 is also cooled by cooling the pipe 10, So that the flow of the main fuel within the piping 10 can be restricted.

FIG. 1 is a perspective view schematically showing a steam tracing apparatus according to an embodiment of the present invention mounted on a pipe, FIG. 2 is a side view schematically showing a state in which the steam tracer apparatus according to FIG. And FIG. 3 is a front view schematically showing a state in which the steam tracer apparatus according to FIG. 1 is mounted on a pipe.

 1 to 3, the steam tracing apparatus 100 according to an embodiment of the present invention is for lowering the viscosity of a fluid by heating a fluid flowing in the pipe 10, A channel portion 120, and a connection portion 130.

The case 110 extends along the longitudinal direction of the pipe 10 so as to surround the outer surface of the pipe 10 and restricts heat transfer from the pipe 10 to the outside of the pipe 10.

It is preferable that the inner surface of the case part 110 is provided so as to correspond to the outer circumferential surface of the pipe 10 so that the inner surface of the case part 110 can be closely attached to the outer circumferential surface of the pipe 10. In an embodiment of the present invention, the case 110 is formed of a flexible material capable of being compressed and expanded, but is not limited thereto.

Further, it is preferable that the case 110 is formed of a material having a limited heat transfer, for example, a material having a low heat transfer coefficient.

In an exemplary embodiment of the present invention, the case 110 may be formed to surround a portion of the pipe 10 except for the flange 11.

According to the embodiment of the present invention, since the piping 10 is connected after the steam tracing apparatus 100 according to the embodiment of the present invention is installed in the piping 10, It is possible to secure a space for connecting pipes 10 later.

The case 110 may include a first case 110a surrounding the left side of the pipe 10 and a second case 110b surrounding the right side of the pipe 10, .

The case 110 can be applied not only when the pipe 10 is straight, but also when the pipe 10 is a straight pipe.

The flow path portion 120 extends along the longitudinal direction of the case portion 110 at a predetermined position inside the case portion 110 and is configured to allow a high temperature fluid to flow therein to heat the pipe 10 do.

In an embodiment of the present invention, high-temperature steam may flow into the flow path 120, but the present invention is not limited thereto.

On the other hand, the flow path portion 120 is provided at a predetermined position inside the case portion 110. More specifically, the case portion 110 extends along the longitudinal direction from a point rotated by a predetermined angle from the uppermost point of the pipe 10 with respect to the center of the pipe 10.

For example, in an embodiment of the present invention, the flow path portion 120 includes a first flow path portion 120a provided in the first case portion 110a, a second flow path portion 120b provided in the second case portion 110b, The first flow path portion 120a is provided at a point rotated by -120 degrees from the top point of the pipe 10 and the second flow path portion 120b is provided at a point rotated by 120 degrees from the top point of the pipe 10. [ do.

Accordingly, even though the flow path portions 120 are mounted on different piping 10, they can be formed in the same straight line.

Of course, a plurality of flow paths 120 may be formed for each of the case portions 110a and 110b. In this case, the fluid flowing in the flow path portion 120, . ≪ / RTI >

The connection part 130 connects the flow path part 120 provided between two pipes 10 adjacent to each other.

In other words, the steam tracing apparatus 10 according to the embodiment of the present invention is installed in a single pipe 10, but a plurality of such pipes 10 are continuously connected to provide a passage for transferring fluids , And a plurality of steam tracing devices (10) are also required to be continuously connected.

To this end, in an embodiment of the present invention, the connection portion 130 is provided to communicate between the adjacent flow paths 120, thereby allowing the high-temperature fluid to flow continuously.

Here, the connection part 130 is preferably provided outside the flange 11 of the pipe 10, but it is not limited thereto.

Meanwhile, it is preferable that the connection part 130 is disposed in parallel with a virtual line formed by the flow path part 120.

Even if the flow path portion 120 is provided at a predetermined position of the case portion 110, the case portion 110 itself rotates on the pipe 10 according to the use, The connection portion 130 may be provided in a flexible material so as to correct the position of the flexible portion.

Meanwhile, in an embodiment of the present invention, the connection part 130 may be provided to sense the fluid flowing through the flow path part 120 when the fluid flows.

For example, the connection part 130 may be made of a material that changes color by reacting with the fluid flowing in the flow path part 120, and may guide the user to leak the fluid through the color change of the connection part 130 when the fluid leaks .

Hereinafter, a construction method (S100) of the steam tracing apparatus according to an embodiment of the present invention will be described.

4 is a flowchart schematically showing a construction method of the steam tracing apparatus according to FIG.

Referring to FIG. 4, the method (S100) of applying a steam tracing apparatus according to an embodiment of the present invention is capable of constructing the steam tracing apparatus 100 with a constant quality while performing a simple process. A mounting step S120, a pipe connection step S130, and a flow path connection step S140.

The preparing step S110 is a step of preparing the piping 10 and the steam tracing apparatus 100, respectively.

FIG. 5 is a view schematically showing a mounting step in the method of constructing the steam tracing apparatus according to FIG.

Referring to FIG. 5, the mounting step S120 is a step of mounting the steam tracing apparatus 100 on the outer surface of the pipe 10.

According to an embodiment of the present invention, the case 110 includes a first case part 110a and a second case part 110b, and the first case part 110a is provided on the left side of the pipe 10 And the second case portion 110b is mounted on the right side of the pipe 10.

Here, the adhesion surfaces of the first case part 110a and the second case part 110b are preferably formed on a plane including the top and bottom points of the pipe 10, but the present invention is not limited thereto.

The connection surfaces of the first case part 110a and the second case part 110b are disposed at the same position for each pipe 10 so that the flow path part 130 can be easily connected through the connection step S140. It is preferable to set it to be located.

The first case part 110a and the second case part 110b may be adhered to each other by bonding. However, the first case part 110a and the second case part 110b Lt; / RTI > 110b may be applied.

When the mounting step S120 is performed according to an embodiment of the present invention, each pipe 10 maintains the state where the steam tracing apparatus 100 is mounted.

FIG. 6 is a view schematically showing a piping connection step in the method of constructing the steam tracing apparatus according to FIG.

Referring to FIG. 6, the pipe connecting step S130 is a step of connecting the pipes 10 to which the steam tracing apparatus 100 is mounted through the mounting step S120.

The flange 11 of the pipe 10 is exposed to the outside and the flange 11 of the pipe 10 is exposed to the outside, Are not limited by the steam tracing apparatus 100. [0050]

When the piping connection step S 130 is performed, it is preferable to connect the piping 10 in an aligned state so that the flow paths 120 are formed on the same straight line. In an embodiment of the present invention, The pipes 10 are connected to each other by aligning the position of the pipe 10 so that the bonding surface between the first case part 110a and the second case part 110b is positioned at the top of the pipe 10. [

This applies equally not only when the pipe 10 is straight, but also when it is a curved pipe.

FIG. 7 is a view schematically showing a connecting step in the method of constructing the steam tracing apparatus according to FIG.

Referring to FIG. 7, in the connecting step S140, the flow paths 130 connected to the adjacent pipes 10 are connected to each other and the plurality of flow paths 130 To communicate with each other.

According to an embodiment of the present invention, since the flow path portions 130 are formed on the same straight line, the connection portion 130 can be mounted therebetween, so that the flow path portions 130 can be easily connected.

When the steam tracing apparatus is installed in the above-described manner, the channel unit 130 can be positioned at a precise position required by the user, so that the optimum quality can be expected.

In addition, since the installation position of the flow path portion 130 is not changed according to the skill of the operator as in the prior art, the quality can be expected to be constant.

It is to be understood that the scope of the present invention is not limited to the above embodiments and that various changes and modifications may be made without departing from the spirit and scope of the present invention, I will see.

10: Piping
100: steam tracing device 110: case part
120: channel portion 130: connection portion
S100: Method of construction of steam tracer
S110: preparation step S120: mounting step
S130; Piping connection step S140: Connecting the flow path

Claims (8)

1. A steam tracing apparatus mounted on a piping,
A case part extending along the longitudinal direction of the pipe and enclosing the outer surface of the pipe, the case part restricting heat transfer between the outside and the pipe;
And a flow path portion that extends along the longitudinal direction of the case portion at a predetermined position inside the case portion and in which a high temperature fluid flows to heat the pipe. The method according to claim 1,
The piping is provided in plurality and communicates with each other,
Wherein the case portion and the flow path portion are provided in plural for each pipe,
And a connecting portion connecting the two adjacent flow path portions of the plurality of flow path portions so that the plurality of flow path portions communicate with each other. 3. The method of claim 2,
Wherein the plurality of flow paths are disposed on a virtual line extending along a longitudinal direction of one of the plurality of flow paths. The method of claim 3,
Wherein the connecting portion is provided parallel to the imaginary line. 3. The method of claim 2,
Wherein the connection portion is formed of a flexible material. 3. The method of claim 2,
Wherein the connection portion is configured to detect leakage of fluid between the connection portion and the flow path portion. 7. A method of constructing a steam tracing apparatus according to any one of claims 2 to 6,
Preparing a plurality of pipes and the plurality of steam tracing devices;
A mounting step of mounting the steam tracing device on the pipe;
And a piping connection step of connecting piping on which the steam tracing device is mounted. 8. The method of claim 7,
After the piping connection step,
And connecting a flow path portion of the steam tracing device.

KR1020150090404A 2015-06-25 2015-06-25 Apparatus for steam tracing and method for manufacturing the same KR20170001042A (en)

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KR1020150090404A KR20170001042A (en) 2015-06-25 2015-06-25 Apparatus for steam tracing and method for manufacturing the same

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190019625A (en) 2017-08-18 2019-02-27 대우조선해양 주식회사 Method for identifying a tubing line for steam tracing and a plug for the tubing line

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150019656A (en) 2013-08-14 2015-02-25 대우조선해양 주식회사 heat tracing apparatus for vessel pipe line

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20150019656A (en) 2013-08-14 2015-02-25 대우조선해양 주식회사 heat tracing apparatus for vessel pipe line

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190019625A (en) 2017-08-18 2019-02-27 대우조선해양 주식회사 Method for identifying a tubing line for steam tracing and a plug for the tubing line

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