KR20140050420A - Seal trap apparatus for gas turbine - Google Patents

Seal trap apparatus for gas turbine Download PDF

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Publication number
KR20140050420A
KR20140050420A KR1020120116814A KR20120116814A KR20140050420A KR 20140050420 A KR20140050420 A KR 20140050420A KR 1020120116814 A KR1020120116814 A KR 1020120116814A KR 20120116814 A KR20120116814 A KR 20120116814A KR 20140050420 A KR20140050420 A KR 20140050420A
Authority
KR
South Korea
Prior art keywords
water
gas turbine
water inlet
seal trap
seal
Prior art date
Application number
KR1020120116814A
Other languages
Korean (ko)
Inventor
곽용범
Original Assignee
현대중공업 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 현대중공업 주식회사 filed Critical 현대중공업 주식회사
Priority to KR1020120116814A priority Critical patent/KR20140050420A/en
Publication of KR20140050420A publication Critical patent/KR20140050420A/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of seals
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/32—Arrangement, mounting, or driving, of auxiliaries

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

The present invention discloses a seal trap device for a gas turbine for automatically supplying and discharging water serving as a sealing function in a conduit to prevent the inflow of contaminated gas into the gas turbine chamber.
To this end, the present invention forms a conduit connected to the gas turbine, a seal trap for supplying a predetermined water into the conduit to prevent contaminant gas from flowing from the outside, and is installed through the seal trap, the water inlet can be opened and closed And a water trap connected to the water inlet for supplying water into the water inlet.

Description

Seal trap device for gas turbines {SEAL TRAP APPARATUS FOR GAS TURBINE}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seal trap device for a gas turbine, and more particularly, a seal for a gas turbine for automatically supplying and discharging water that functions as a sealing function in a pipeline to prevent inflow of contaminated gas into the gas turbine. It relates to a trap apparatus.

In general, a seal trap is provided in the gas turbine chamber that can prevent contamination gas from flowing in from the outside using water.

The seal trap is connected to the gas turbine, and due to the high temperature and high pressure gas generated from the gas turbine, water accumulated in the seal trap is evaporated, or due to natural evaporation due to long-term unused, an appropriate amount of water is stored in the seal trap. It can be scarce.

It is necessary to supply water from time to time because the likelihood of contaminant gas from the outside increases.

Prior art related to the present invention is Republic of Korea Patent Publication No. 10-2012-0065457 (published June 21, 2012), which is disclosed in relation to the naval vessel drain trap.

SUMMARY OF THE INVENTION An object of the present invention is to provide a gas trap seal device for a gas turbine which automatically supplies and discharges water that functions as a sealing function in a pipeline to prevent the inflow of contaminated gas into the gas turbine chamber.

According to the technical idea of the present invention, a seal trap which forms a conduit connected to the gas turbine and receives a predetermined water into the conduit to prevent the polluted gas from flowing from the outside; A water inlet that is installed through the seal trap and is openable; And a water supply unit connected to the water inlet and supplying water into the water inlet.

When the water in the conduit of the seal trap is evaporated through the high temperature and high pressure gas generated from the gas turbine, the water supply unit preferably supplies water corresponding to the evaporated amount into the water inlet.

The water supply unit may include an on / off valve on a path connected to the water inlet, and the on / off valve may adjust a supply amount of water supplied into the water inlet.

The water supply unit further includes a pump on a path connected to the water inlet, and the pump preferably pumps water into the water inlet.

On the other hand, the present invention may further include a water outlet which is installed penetrating on the seal trap is located on the lower side than the water inlet, and selectively discharged by opening and closing the water supplied into the water inlet.

The seal trap device for a gas turbine of the present invention provides an effect of selectively supplying and discharging water that functions as a sealing function in a pipeline to prevent the inflow of contaminated gas into the gas turbine chamber.

1 is a view schematically showing a state in which a seal trap device for a gas turbine according to an embodiment of the present invention is installed;
2 is a view schematically showing a seal trap device for a gas turbine according to an embodiment of the present invention;
3 is a view illustrating a state in which water is supplied on a seal trap by a water supply unit in a seal trap for a gas turbine according to an embodiment of the present invention;
Figure 4 is a view showing for explaining the configuration of the seal trap device for the gas turbine according to another embodiment of the present invention and the operation relationship between the configuration,
5 is a view for explaining the configuration of the seal trap device for the gas turbine according to another embodiment of the present invention and the operation relationship between the configuration.

Hereinafter, a seal trap device for a gas turbine according to an embodiment of the present invention will be described with reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other features and advantages of the present invention will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings in which: It is intended that the invention be described in its entirety by reference to the appended claims and their equivalents.

In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

1 is a view schematically showing a state in which a seal trap device for a gas turbine according to an embodiment of the present invention is installed.

1, the seal trap device 100 for a gas turbine according to an embodiment of the present invention is connected to a gas turbine 10.

The gas turbine 10 suction-compresses the air, draws the compressed air into the combustion chamber, mixes it with the fuel, and generates high-temperature, high-pressure gas by combustion.

In this case, in the case of a general trap (not shown) connected to the gas turbine 10, water accumulated in the pipeline may be evaporated due to the high temperature and high pressure gas generated from the gas turbine 10.

At this time, the water accumulated on the pipeline has a sealing function (sealing) to prevent the external pollutant gas from entering the inside. Therefore, there is a problem in that the sealing function can not be properly exhibited when the water accumulated on the pipe as described above is evaporated.

Seal trap device for a gas turbine according to an embodiment of the present invention for solving this problem, it is configured to selectively supply and discharge the water when the water is evaporated.

FIG. 2 is a view schematically showing a gas trap seal trap device for a gas turbine according to an embodiment of the present invention, and FIG. 3 is a seal trap device for a gas turbine according to an embodiment of the present invention. It is a figure for demonstrating the state in which water was supplied on the trap.

2 and 3 at the same time, the seal trap device 100 for the gas turbine according to an embodiment of the present invention is large, seal trap 110, water inlet 120, water supply 130 and water outlet 140.

First, the seal trap 110 forms a conduit connected to the gas turbine.

The seal trap 110 has a function of preventing the introduction of contaminated gas from the outside by receiving predetermined water into the pipe.

The seal trap 110 is formed in a curved form in which water may accumulate, as shown in FIG. 3. Here, the seal trap 110 may be formed in the shape of U, P, S shape.

At this time, the cross-sectional shape of the seal trap 110 is only one exemplary shape for collecting water on the pipeline, the present invention need not be limited to this shape.

The water inlet 120 is penetrated through the seal trap 110. And the water inlet 120 is made of a form that can be opened and closed.

The water supply unit 130 is connected to the water inlet 120. In this case, the water supply unit 130 has a function of supplying water into the water inlet 120.

When the water is evaporated in the conduit of the seal trap 110 through the high temperature and high pressure gas generated from the gas turbine, the water supply unit 130 supplies water corresponding to the evaporated amount into the water inlet 120. .

In this case, the water supply unit 130 is to specify only the main features to highlight the function of supplying water, including a water tank (not shown) for storing water, a control unit (not shown) for controlling the drive, and the like. Can be.

Since the water tank and the controller are well known contents, detailed description thereof will be omitted.

The water outlet 140 is provided through the seal trap 110. The water outlet 140 is preferably located on the lower side than the water inlet 120.

In addition, the water outlet 140 has a function of selectively discharging by opening and closing the water supplied into the water inlet 120.

4 is a view for explaining the configuration of the seal trap device for a gas turbine according to another embodiment of the present invention and the operation relationship between the configuration.

Referring to FIG. 4, a seal trap device 100 for a gas turbine according to another embodiment of the present invention includes a seal trap 110, a water inlet 120, and a water supply unit 130.

Since the above configurations are related to an embodiment of the present invention described above with reference to FIGS. 1 to 3, redundant descriptions will be omitted.

However, even the above description may include a part overlapping partially to help the understanding of the drawings.

The gas trap seal device 100 for the gas turbine in FIG. 4 is configured to have no water outlet, and has a form in which an on-off valve 134 is added to the water supply unit 130.

The water supply unit 130 is connected to the water inlet 120. In this case, the water supply unit 130 has a function of supplying water into the water inlet 120.

When the water is evaporated in the conduit of the seal trap 110 through the high temperature and high pressure gas generated from the gas turbine, the water supply unit 130 supplies water corresponding to the evaporated amount into the water inlet 120. .

At this time, the water supply unit 130, the supply pipe 132 and the opening and closing valve 134 that can be opened and closed to form a pipeline.

In this case, the opening and closing valve 134 may adjust the supply amount of water supplied into the water inlet 120.

5 is a view for explaining the configuration of the seal trap device for a gas turbine according to another embodiment of the present invention and the operation relationship between the configuration.

Referring to FIG. 5, a seal trap device 100 for a gas turbine according to another embodiment of the present invention includes a seal trap 110, a water inlet 120, and a water supply unit 130.

The seal trap device 100 for the gas turbine in FIG. 5 is configured to have no water outlet, and is configured to include an on-off valve 134 and a pump 136 in the water supply unit 130.

The water inlet 120 may be connected to the lower portion of the seal trap 110 as shown.

At this time, the pump 136 pumps water into the water inlet 120.

As described above, the present inventors trap trap device for the gas turbine, to prevent the introduction of contaminant gas into the gas turbine chamber, provides the effect of selectively supplying and discharging the water to the sealing function (sealing) in the pipeline. can do.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive.

10: gas turbine 20: water
100: seal trap device for gas turbine 110: seal trap
120: water inlet 130: water supply
132: supply pipe 134: on-off valve
136: pump 140: water outlet

Claims (5)

A seal trap forming a conduit connected to the gas turbine and receiving a predetermined water into the conduit to prevent contaminant gas from being introduced from the outside;
A water inlet that is installed through the seal trap and is openable; And
And a water supply unit connected to the water inlet and supplying water into the water inlet.
The method of claim 1,
The water supply unit,
And when water in the conduit of the seal trap is evaporated through the high temperature and high pressure gas generated from the gas turbine, water corresponding to the evaporated amount is supplied into the water inlet.
3. The method of claim 2,
The water supply unit,
An on / off valve on a path connected to the water inlet,
The on-off valve is a seal trap device for a gas turbine, characterized in that for adjusting the amount of water supplied into the water inlet.
The method of claim 3, wherein
The water supply unit,
A pump on the path connected to the water inlet,
And said pump pumps water into said water inlet.
The method of claim 1,
Is installed through the seal trap but located on the lower side than the water inlet, the water outlet for selectively discharged by opening and closing the water supplied into the water inlet; Device.
KR1020120116814A 2012-10-19 2012-10-19 Seal trap apparatus for gas turbine KR20140050420A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120116814A KR20140050420A (en) 2012-10-19 2012-10-19 Seal trap apparatus for gas turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120116814A KR20140050420A (en) 2012-10-19 2012-10-19 Seal trap apparatus for gas turbine

Publications (1)

Publication Number Publication Date
KR20140050420A true KR20140050420A (en) 2014-04-29

Family

ID=50655597

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020120116814A KR20140050420A (en) 2012-10-19 2012-10-19 Seal trap apparatus for gas turbine

Country Status (1)

Country Link
KR (1) KR20140050420A (en)

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