CN214742339U

CN214742339U - Air inlet temperature and humidity adjusting device of gas turbine compressor

Info

Publication number: CN214742339U
Application number: CN202120596855.0U
Authority: CN
Inventors: 薛新红; 许凌云; 刘维纲; 张辰龙; 孔庆龙; 梁超
Original assignee: Huaneng Taiyuan Dongshan Gas Turbine Thermal Power Co Ltd
Current assignee: Huaneng Taiyuan Dongshan Gas Turbine Thermal Power Co Ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-11-16
Anticipated expiration: 2031-03-24

Abstract

The utility model relates to a gas turbine compressor specifically is a gas turbine compressor temperature and humidity adjusting device that admits air. The utility model provides an intake humiture of gas turbine compressor by a wide margin skew best operating mode point's problem easily. An air inlet temperature and humidity adjusting device of a gas turbine compressor comprises the gas turbine compressor, an air duct, a fan, a finned heat exchanger, an I heat medium branch pipe, an I refrigerant branch pipe, an I main pipe, an II heat medium branch pipe and an II refrigerant branch pipe; the air duct comprises an air suction hood, an I-th elbow, an I-th vertical air pipe, an II-th elbow, an I-th longitudinal air pipe, an III-th elbow, an I-th transverse air pipe, an II-th longitudinal air pipe, an II-th vertical air pipe, a taper pipe, an II-th transverse air pipe, an IV-th elbow, an III-th longitudinal air pipe and an III-th vertical air pipe. The utility model is suitable for a gas turbine compressor.

Description

Air inlet temperature and humidity adjusting device of gas turbine compressor

Technical Field

The utility model relates to a gas turbine compressor specifically is a gas turbine compressor temperature and humidity adjusting device that admits air.

Background

In the operation process of a gas compressor of a gas turbine, due to the influence of the surrounding environment, the temperature and humidity of inlet air of the gas compressor are easy to deviate from the optimal working condition point greatly, so that the safe operation of the gas turbine is endangered, and the gas turbine cannot effectively participate in power grid peak regulation. Specifically, when the gas compressor of the gas turbine operates in a low-temperature high-humidity environment, due to the influence of the surrounding environment, the air inlet temperature is easily and greatly lower than the optimal working point, and the air inlet humidity is easily and greatly higher than the optimal working point, so that the phenomenon of wet blocking or ice blocking of an air inlet filter is easily caused, and the safe operation of the gas turbine is endangered. When the gas compressor of the gas turbine operates in a high-temperature environment in summer, the air inlet temperature of the gas compressor is easily greatly higher than the optimal working condition point due to the influence of the surrounding environment, so that the gas turbine cannot operate at the rated power easily, and the gas turbine cannot effectively participate in power grid peak regulation. Therefore, the air inlet temperature and humidity adjusting device for the gas turbine compressor is needed to be invented to solve the problem that the air inlet temperature and humidity of the gas turbine compressor are easy to greatly deviate from the optimal working condition point.

Disclosure of Invention

The utility model discloses a solve the problem of skew optimum operating mode point easily by a wide margin of the humiture that admits air of gas turbine compressor, provide a gas turbine compressor humiture adjusting device that admits air.

The utility model discloses an adopt following technical scheme to realize:

an air inlet temperature and humidity adjusting device of a gas turbine compressor comprises the gas turbine compressor, an air duct, a fan, a finned heat exchanger, an I heat medium branch pipe, an I refrigerant branch pipe, an I main pipe, an II heat medium branch pipe and an II refrigerant branch pipe;

the air channel comprises an air suction hood, an I-th elbow, an I-th vertical air pipe, an II-th elbow, an I-th longitudinal air pipe, an III-th elbow, an I-th transverse air pipe, an II-th longitudinal air pipe, an II-th vertical air pipe, a taper pipe, an II-th transverse air pipe, an IV-th elbow, an III-th longitudinal air pipe and an III-th vertical air pipe; the thin end of the air suction hood is communicated with the lower end of the first vertical air pipe through a first elbow; the upper end of the first vertical air pipe is communicated with the rear end of the first longitudinal air pipe through a second elbow; the front end of the longitudinal air pipe I is communicated with the left end of the transverse air pipe I through an elbow III; the side wall of the transverse air pipe I is communicated with the front end of the longitudinal air pipe II; the rear end of the second longitudinal air pipe is closed; the side wall of the second longitudinal air pipe is communicated with the upper end of the second vertical air pipe; the lower end of the second vertical air pipe is closed; the right end of the transverse air pipe I is communicated with the thick end of the taper pipe; the thin end of the taper pipe is communicated with the left end of the II transverse air pipe; the right end of the horizontal air pipe II is communicated with the front end of the longitudinal air pipe III through an IV elbow; the rear end of the third longitudinal air pipe is closed; the side wall of the third longitudinal air pipe is communicated with the upper end of the third vertical air pipe; the lower end of the third vertical air pipe is closed; a plurality of first air supply outlets which are vertically arranged at equal intervals and face the front are arranged on the side wall of the second vertical air pipe in a penetrating manner, and each first air supply outlet is uniformly distributed on the left side of an air suction port of the gas turbine compressor; the side wall of the horizontal air pipe II is provided with a plurality of second air supply outlets which are arranged at equal intervals along the horizontal direction and face the front direction in a penetrating way, and each second air supply outlet is uniformly distributed on the upper side of an air suction port of the gas turbine compressor; a plurality of III air supply outlets which are vertically arranged at equal intervals and face the front are arranged on the side wall of the III vertical air pipe in a penetrating manner, and the III air supply outlets are uniformly distributed on the right side of an air suction port of a gas turbine compressor;

the air outlet of the fan is communicated with the thick end of the air suction cover; the finned heat exchanger is arranged on an air outlet of the fan; the tail end of the first heating medium branch pipe and the tail end of the first cooling medium branch pipe are communicated with the head end of the first main pipe; the tail end of the first main pipe is communicated with an inlet of the finned heat exchanger; the head end of the second main pipe is communicated with the outlet of the finned heat exchanger; the tail end of the second main pipe is communicated with the head end of the second heat medium branch pipe and the head end of the second refrigerant branch pipe respectively; the I heating medium branch pipe is respectively provided with an I isolating valve and a II isolating valve; a third isolating valve and a fourth isolating valve are respectively arranged on the first refrigerant branch pipe; an electric stop valve, an electric regulating valve and an I manual stop valve are respectively arranged on the I main pipe; the second main pipe is provided with a second manual stop valve; a V-th isolating valve and a VI-th isolating valve are respectively arranged on the II-th heat medium branch pipe; and a VII-th isolating valve and a VIII-th isolating valve are respectively arranged on the II-th refrigerant branch pipe.

When the heat medium pipe works, the head end of the I-th heat medium branch pipe is communicated with a heat medium source, and the head end of the I-th refrigerant branch pipe is communicated with a refrigerant source. The specific working process is as follows: when the gas turbine compressor operates in a low-temperature high-humidity environment, the I isolating valve, the II isolating valve, the electric stop valve, the electric regulating valve, the I manual stop valve, the II manual stop valve, the V isolating valve and the VI isolating valve are opened, and heat medium flows through the I heat medium branch pipe, the I main pipe, the finned heat exchanger, the II main pipe and the II heat medium branch pipe in sequence. When the heat medium flows through the finned heat exchanger, the heat medium exchanges heat with the air output by the fan, and therefore hot air is generated. On one hand, hot air is conveyed to the left side of an air suction port of a gas turbine compressor through an air suction hood, an I-th elbow, an I-th vertical air pipe, an II-th elbow, an I-th longitudinal air pipe, an III-th elbow, an I-th transverse air pipe, an II-th longitudinal air pipe, an II-th vertical air pipe and all I-th air supply ports in sequence, on the other hand, the air is conveyed to the upper side of an air suction port of a gas turbine compressor through an air suction hood, an I-th elbow, an I-th vertical air pipe, an II-th elbow, an I-th longitudinal air pipe, an III-th elbow, an I-th transverse air pipe, a taper pipe, an II-th transverse air pipe and all II-th air supply ports in sequence, and the third air is conveyed to the right side of an air suction port of the gas turbine compressor through an air suction hood, an I-th elbow, an I-th vertical air pipe, an II-th elbow, an I-th longitudinal air pipe, an III-th elbow, an I-th transverse air pipe, a taper pipe, an II-th transverse air pipe, an IV-th elbow, an III-th longitudinal air pipe, an III-th vertical air pipe and each III-th air supply outlet in sequence. Under the negative pressure action of an air suction port of the gas turbine compressor, hot air enters the gas turbine compressor, so that the air inlet temperature and the air inlet humidity of the gas turbine compressor are adjusted, the air inlet temperature and the air inlet humidity of the gas turbine compressor are always close to the optimal working condition point, the phenomenon of wet blocking or ice blocking of an air inlet filter can be avoided, and the safe operation of the gas turbine can be further ensured. When the gas turbine compressor operates in a high-temperature environment in summer, the III isolating valve, the IV isolating valve, the electric stop valve, the electric regulating valve, the I manual stop valve, the II manual stop valve, the VII isolating valve and the VIII isolating valve are opened, and the refrigerant sequentially flows through the I refrigerant branch pipe, the I main pipe, the finned heat exchanger, the II main pipe and the II refrigerant branch pipe. When the air flows through the finned heat exchanger, the refrigerant exchanges heat with the air output by the fan, and therefore cold air is generated. On one hand, cold air is conveyed to the left side of an air suction port of a gas turbine compressor through an air suction hood, an I-th elbow, an I-th vertical air pipe, an II-th elbow, an I-th longitudinal air pipe, an III-th elbow, an I-th transverse air pipe, an II-th longitudinal air pipe, an II-th vertical air pipe and all I-th air supply ports in sequence, on the other hand, the air is conveyed to the upper side of an air suction port of a gas turbine compressor through an air suction hood, an I-th elbow, an I-th vertical air pipe, an II-th elbow, an I-th longitudinal air pipe, an III-th elbow, an I-th transverse air pipe, a taper pipe, an II-th transverse air pipe and all II-th air supply ports in sequence, and the third air is conveyed to the right side of an air suction port of the gas turbine compressor through an air suction hood, an I-th elbow, an I-th vertical air pipe, an II-th elbow, an I-th longitudinal air pipe, an III-th elbow, an I-th transverse air pipe, a taper pipe, an II-th transverse air pipe, an IV-th elbow, an III-th longitudinal air pipe, an III-th vertical air pipe and each III-th air supply outlet in sequence. Under the negative pressure action of an air suction port of the gas turbine compressor, cold air enters the gas turbine compressor, so that the air inlet temperature of the gas turbine compressor is regulated, the air inlet temperature of the gas turbine compressor is always close to the optimal working condition point, the gas turbine can be guaranteed to run at rated power, and the gas turbine can be further guaranteed to effectively participate in power grid peak regulation.

Based on above-mentioned process, a gas turbine compressor humiture adjusting device that admits air through adopting brand-new structure, realized the humiture regulation that admits air of gas turbine compressor, avoided the humiture of admitting air of gas turbine compressor skew optimum operating mode point by a wide margin from this to guarantee the safe operation of gas turbine on the one hand, on the other hand has guaranteed that the gas turbine effectively participates in the electric wire netting and has transferred the peak.

Furthermore, the I vertical air pipe, the I longitudinal air pipe, the I transverse air pipe, the II longitudinal air pipe, the II vertical air pipe, the II transverse air pipe, the III longitudinal air pipe and the III vertical air pipe are square pipes; the I-th elbow, the II-th elbow, the III-th elbow and the IV-th elbow are all square pipe elbows.

Furthermore, the number of the No. I air supply openings is seven; seventeenth air supply outlets are formed; the number of the III air supply openings is seven.

The utility model discloses rational in infrastructure, design benefit have effectively solved the problem of skew best operating mode point by a wide margin easily of the inlet air humiture of gas turbine compressor, are applicable to the gas turbine compressor.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle air duct of the present invention.

In the figure: 1-an air suction port of a gas turbine compressor, 201-an air suction hood, 202-an elbow I, 203-an I vertical air pipe, 204-an elbow II, 205-an I longitudinal air pipe, 206-an elbow III, 207-an I transverse air pipe, 208-an II longitudinal air pipe, 209-an II vertical air pipe, 210-a taper pipe, 211-an II transverse air pipe, 212-an IV elbow, 213-an III longitudinal air pipe, 214-an III vertical air pipe, 215-an I air supply outlet, 216-an II air supply outlet, 217-an III air supply outlet, 3-a fan, a 4-fin heat exchanger, 5-an I heat medium branch pipe, 6-an I refrigerant branch pipe, 7-an I main pipe, 8-a II main pipe, 9-an II heat medium branch pipe, 10-an II branch pipe, 11-the I isolating valve, 12-the II isolating valve, 13-the III isolating valve, 14-the IV isolating valve, 15-the electric stop valve, 16-the electric regulating valve, 17-the I manual stop valve, 18-the II manual stop valve, 19-the V isolating valve, 20-the VI isolating valve, 21-the VII isolating valve and 22-the VIII isolating valve.

Detailed Description

An air inlet temperature and humidity adjusting device of a gas turbine compressor comprises the gas turbine compressor, an air channel, a fan 3, a finned heat exchanger 4, an I-th heat medium branch pipe 5, an I-th refrigerant branch pipe 6, an I-th main pipe 7, an II-th main pipe 8, an II-th heat medium branch pipe 9 and an II-th refrigerant branch pipe 10;

the air duct comprises an air suction hood 201, an I-th elbow 202, an I-th vertical air duct 203, an II-th elbow 204, an I-th longitudinal air duct 205, an III-th elbow 206, an I-th transverse air duct 207, an II-th longitudinal air duct 208, an II-th vertical air duct 209, a taper pipe 210, an II-th transverse air duct 211, an IV-th elbow 212, an III-th longitudinal air duct 213 and an III-th vertical air duct 214; the thin end of the air suction hood 201 is communicated with the lower end of an I vertical air pipe 203 through an I elbow 202; the upper end of the I vertical air pipe 203 is communicated with the rear end of the I longitudinal air pipe 205 through a II elbow 204; the front end of the I longitudinal air pipe 205 is communicated with the left end of the I transverse air pipe 207 through a III elbow 206; the side wall of the first transverse air duct 207 is communicated with the front end of the second longitudinal air duct 208; the rear end of the II longitudinal air pipe 208 is closed; the side wall of the II longitudinal air pipe 208 is communicated with the upper end of the II vertical air pipe 209; the lower end of the II vertical air pipe 209 is closed; the right end of the I transverse air pipe 207 is communicated with the thick end of the taper pipe 210; the thin end of the taper pipe 210 is communicated with the left end of the II transverse air pipe 211; the right end of the II transverse air pipe 211 is communicated with the front end of the III longitudinal air pipe 213 through an IV elbow 212; the rear end of the III longitudinal air pipe 213 is closed; the side wall of the III longitudinal air pipe 213 is communicated with the upper end of the III vertical air pipe 214; the lower end of the III vertical air pipe 214 is closed; a plurality of first air supply outlets 215 which are vertically arranged at equal intervals and face the front are arranged on the side wall of the second vertical air pipe 209 in a penetrating manner, and each first air supply outlet 215 is uniformly distributed on the left side of an air suction port 1 of a gas compressor of the gas turbine; the side wall of the second transverse air pipe 211 is provided with a plurality of second air supply outlets 216 which are arranged at equal intervals along the transverse direction and face the front, and each second air supply outlet 216 is uniformly distributed on the upper side of an air suction port 1 of a gas turbine compressor; the side wall of the III vertical air pipe 214 is provided with a plurality of III air supply outlets 217 which are vertically arranged at equal intervals and face the front, and each III air supply outlet 217 is uniformly distributed on the right side of an air suction port 1 of a gas compressor of the gas turbine;

the air outlet of the fan 3 is communicated with the thick end of the air suction cover 201; the finned heat exchanger 4 is arranged on an air outlet of the fan 3; the tail end of the I-th heat medium branch pipe 5 and the tail end of the I-th refrigerant branch pipe 6 are communicated with the head end of the I-th main pipe 7; the tail end of the first main pipe 7 is communicated with an inlet of the finned heat exchanger 4; the head end of the second main pipe 8 is communicated with the outlet of the finned heat exchanger 4; the tail end of the II main pipe 8 is respectively communicated with the head end of the II heat medium branch pipe 9 and the head end of the II refrigerant branch pipe 10; the I heating medium branch pipe 5 is respectively provided with an I isolating valve 11 and a II isolating valve 12; a third isolation valve 13 and a fourth isolation valve 14 are respectively arranged on the first refrigerant branch pipe 6; the I main pipe 7 is respectively provided with an electric stop valve 15, an electric regulating valve 16 and an I manual stop valve 17; the second main pipe 8 is provided with a second manual stop valve 18; a V-th isolating valve 19 and a VI-th isolating valve 20 are respectively arranged on the II heat medium branch pipe 9; the second refrigerant branch pipe 10 is provided with a second isolating valve 21 and a second isolating valve 22.

The I vertical air pipe 203, the I longitudinal air pipe 205, the I transverse air pipe 207, the II longitudinal air pipe 208, the II vertical air pipe 209, the II transverse air pipe 211, the III longitudinal air pipe 213 and the III vertical air pipe 214 are square pipes; the I-th elbow 202, the II-th elbow 204, the III-th elbow 206 and the IV-th elbow 212 are all square tube elbows.

The number of the ith blowing openings 215 is seven; the number of the II air supply outlets 216 is seventeen; the number of the III blowing ports 217 is seven.

Although particular embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are examples only and that the scope of the present invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are all within the scope of the invention.

Claims

1. The utility model provides a combustion engine compressor temperature and humidity adjusting device that admits air, includes the combustion engine compressor, its characterized in that: the air conditioner also comprises an air duct, a fan (3), a finned heat exchanger (4), an I-th heat medium branch pipe (5), an I-th refrigerant branch pipe (6), an I-th main pipe (7), an II-th main pipe (8), an II-th heat medium branch pipe (9) and an II-th refrigerant branch pipe (10);

the air channel comprises an air suction hood (201), an I-th elbow (202), an I-th vertical air pipe (203), an II-th elbow (204), an I-th longitudinal air pipe (205), an III-th elbow (206), an I-th transverse air pipe (207), an II-th longitudinal air pipe (208), an II-th vertical air pipe (209), a taper pipe (210), an II-th transverse air pipe (211), an IV-th elbow (212), an III-th longitudinal air pipe (213) and an III-th vertical air pipe (214); the thin end of the air suction hood (201) is communicated with the lower end of an I vertical air pipe (203) through an I elbow (202); the upper end of the I vertical air pipe (203) is communicated with the rear end of the I longitudinal air pipe (205) through a II elbow (204); the front end of the I longitudinal air pipe (205) is communicated with the left end of the I transverse air pipe (207) through a III elbow (206); the side wall of the first transverse air pipe (207) is communicated with the front end of the second longitudinal air pipe (208); the rear end of the II longitudinal air pipe (208) is closed; the side wall of the second longitudinal air pipe (208) is communicated with the upper end of the second vertical air pipe (209); the lower end of the vertical air pipe (209) of the II is closed; the right end of the I-th transverse air pipe (207) is communicated with the thick end of the taper pipe (210); the thin end of the taper pipe (210) is communicated with the left end of the II-th transverse air pipe (211); the right end of the II transverse air pipe (211) is communicated with the front end of the III longitudinal air pipe (213) through an IV elbow (212); the rear end of the III longitudinal air pipe (213) is closed; the side wall of the III longitudinal air pipe (213) is communicated with the upper end of the III vertical air pipe (214); the lower end of the III vertical air pipe (214) is closed; a plurality of first air supply outlets (215) which are vertically and equidistantly arranged and face the front are formed in the side wall of the second vertical air pipe (209) in a penetrating manner, and the first air supply outlets (215) are uniformly distributed on the left side of an air suction port (1) of a gas compressor of the gas turbine; a plurality of II air supply outlets (216) which are arranged in a transverse equidistance mode and face the front are formed in the side wall of the II transverse air pipe (211) in a penetrating mode, and the II air supply outlets (216) are uniformly distributed on the upper side of an air suction port (1) of a gas compressor of the gas turbine; a plurality of III air supply outlets (217) which are vertically and equidistantly arranged and face forwards are formed in the side wall of the III vertical air pipe (214) in a penetrating manner, and each III air supply outlet (217) is uniformly distributed on the right side of an air suction port (1) of a gas compressor of the combustion engine;

an air outlet of the fan (3) is communicated with the thick end of the air suction cover (201); the finned heat exchanger (4) is arranged on an air outlet of the fan (3); the tail end of the I-th heat medium branch pipe (5) and the tail end of the I-th refrigerant branch pipe (6) are communicated with the head end of the I-th main pipe (7); the tail end of the first main pipe (7) is communicated with an inlet of the finned heat exchanger (4); the head end of the second main pipe (8) is communicated with the outlet of the finned heat exchanger (4); the tail end of the II main pipe (8) is respectively communicated with the head end of the II heat medium branch pipe (9) and the head end of the II refrigerant branch pipe (10); an I isolating valve (11) and an II isolating valve (12) are respectively arranged on the I heating medium branch pipe (5); a third isolating valve (13) and a fourth isolating valve (14) are respectively arranged on the first refrigerant branch pipe (6); an electric stop valve (15), an electric regulating valve (16) and an I manual stop valve (17) are respectively arranged on the I main pipe (7); a second manual stop valve (18) is arranged on the second main pipe (8); a V-th isolating valve (19) and a VI-th isolating valve (20) are respectively arranged on the II-th heat medium branch pipe (9); and a VII-th isolating valve (21) and a VIII-th isolating valve (22) are respectively arranged on the II-th refrigerant branch pipe (10).

2. The inlet air temperature and humidity adjusting device for the gas compressor of the gas turbine as claimed in claim 1, wherein: the I vertical air pipe (203), the I longitudinal air pipe (205), the I transverse air pipe (207), the II longitudinal air pipe (208), the II vertical air pipe (209), the II transverse air pipe (211), the III longitudinal air pipe (213) and the III vertical air pipe (214) are square pipes; the I-th elbow (202), the II-th elbow (204), the III-th elbow (206) and the IV-th elbow (212) are all square tube elbows.

3. The inlet air temperature and humidity adjusting device for the gas compressor of the gas turbine as claimed in claim 1 or 2, wherein: the number of the I-th air supply outlets (215) is seven; the number of the II air supply outlets (216) is seventeen; the number of the III air supply outlet (217) is seven.