CN113623077A - Automatic cleaning device for filter element of gas inlet system of gas turbine - Google Patents
Automatic cleaning device for filter element of gas inlet system of gas turbine Download PDFInfo
- Publication number
- CN113623077A CN113623077A CN202111089423.1A CN202111089423A CN113623077A CN 113623077 A CN113623077 A CN 113623077A CN 202111089423 A CN202111089423 A CN 202111089423A CN 113623077 A CN113623077 A CN 113623077A
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- Prior art keywords
- gas
- cleaning device
- electric control
- gas turbine
- air
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Classifications
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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
- F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
- F02C7/05—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles
- F02C7/055—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for obviating the penetration of damaging objects or particles with intake grids, screens or guards
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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
Abstract
The invention discloses an automatic cleaning device for a filter element of a gas inlet system of a gas turbine, which comprises a cleaning device and a control system, wherein the cleaning device comprises a cleaning head and a cleaning head; the cleaning device comprises a blowing pipe, a gas distribution tank and a gas inlet pipe, wherein the gas inlet pipe is connected with the gas distribution tank, one end of the blowing pipe is connected with the gas distribution tank, and a blowing hole is formed in the position, right opposite to the filter element, of the blowing pipe; pressure sensors are arranged on the air inlet pipeline before and after air filtration, and a pressure gauge and a flow meter are arranged on the air inlet pipe; the electric control valve comprises an air inlet pipe electric control valve and an air blowing pipe electric control valve. The invention utilizes high-pressure pulse gas to spray out dust in the filter element, and the cleaning effect is good; the structure is regular, different numbers of blow pipes and gas distribution tanks can be arranged according to the actual filtering device, the parameters are adjustable, and the device is suitable for most of intake filtering devices; high automation level and convenient operation.
Description
Technical Field
The invention relates to the technical field of air filtration, in particular to an automatic cleaning device for a filter element of an air inlet system of a gas turbine.
Background
The gas turbine is an internal combustion type power machine which takes continuously flowing gas as working medium to drive an impeller to rotate at high speed and converts the energy of fuel into useful work, is a rotary impeller type heat engine, and for a gas turbine, besides main parts, good auxiliary systems and equipment are required to be equipped, and the internal combustion type power machine comprises: starting devices, fuel systems, lubrication systems, air cleaners, intake and exhaust mufflers, and the like.
The gas turbine during operation rotational speed is very high, dirty air can make the blade wear fast, need filter admitting air, filter dust and impurity in the air, generally use the filter core to filter, but after working a period, a large amount of dust and impurity can be adhered to on the filter core surface, the increase windage that the increase of adhering to dust and impurity on the filter core surface is also constantly increased, not only make the air input reduce, still can increase the energy consumption, therefore, need in time to clean or change the filter core, it is now generally artifical to clean the filter core, degree of automation is low, large workload, high in production cost.
Disclosure of Invention
In order to solve the defects and shortcomings of the technical problem, the invention provides the automatic cleaning device for the filter element of the gas inlet system of the gas turbine, when the blockage degree of the filter element reaches a set value, the filter element can be automatically cleaned, the automation level is high, and the cleaning effect is good.
An automatic cleaning device for a filter element of a gas inlet system of a gas turbine comprises a cleaning device and a control system;
the cleaning device comprises a blowing pipe, a gas distribution tank and a gas inlet pipe, wherein the gas inlet pipe is connected to the gas distribution tank, one end of the blowing pipe is closed, the other end of the blowing pipe is connected with the gas distribution tank, and a gas blowing hole is formed in the position, opposite to the filter element, of the blowing pipe;
the control system comprises a controller, a pressure sensor, a pressure gauge, a flow meter and an electric control valve, wherein the controller is electrically connected with the pressure sensor, the pressure gauge, the flow meter and the electric control valve; the pressure sensor comprises a pressure sensor before air filtration and a pressure sensor after air filtration which are arranged on the air inlet pipeline, and the pressure gauge and the flow meter are arranged on the air inlet pipe; the electric control valve comprises an air inlet pipe electric control valve and an air blowing pipe electric control valve.
Furthermore, the number of the gas distribution tanks is at least 2, and each gas distribution tank is connected with 2-16 blow pipes.
Furthermore, the gas distribution tank is vertically arranged, and the blowing pipes are vertically arranged on two sides of the gas distribution tank.
Furthermore, an air distribution tank electric control valve is installed on the air distribution tank air inlet pipeline.
Furthermore, each blow pipe is provided with 2-8 blow holes corresponding to 2-8 filter elements.
Furthermore, the air distribution tank and the blowing pipe are arranged on the support frame and fixed by a hoop.
Further, the controller is provided with a cleaning starting control module and a cleaning control module.
Further, the cleaning starting control module automatically starts the cleaning device when the pressure difference of the pressure sensors arranged in front of and behind the air inlet pipeline air filtering device reaches a set value.
Furthermore, the cleaning control module controls the on and off of the air inlet electric control valve of each gas distributing tank according to the numerical values of the pressure gauge and the flow meter in the cleaning process.
Furthermore, the cleaning control module controls the opening number and sequence of the blowpipe electric control valves according to the numerical values of the pressure gauge and the flowmeter.
The invention has the beneficial effects that:
1, pressure sensors are arranged in front of and behind a filter element, the dust deposition degree of the filter element is judged according to the front-back pressure difference, a cleaning device is automatically started when the dust deposition degree reaches a set value, the cleaning process is automatically controlled according to detection parameters, and the automation level is high;
2. the dust on the filter element is blown off by using high-pressure pulse gas, so that the cleaning effect is good, and the normal work of the filter element is ensured;
3. the invention has regular structure, can be provided with the corresponding number of blow pipes and gas distribution tanks according to the actual filtering device, has adjustable parameters and is suitable for most of intake filtering devices.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic plan view of the present invention;
in the figure: 1-blowing pipe, 2-gas separating tank, 3-filter element, 4-support frame, 5-gas inlet pipe and 6-gas blowing hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, the invention provides an automatic cleaning device for a filter element of a gas inlet system of a gas turbine, which comprises a cleaning device and a control system;
the cleaning device comprises a blow pipe 1, a gas distribution tank 2 and a gas inlet pipe 5, wherein the gas inlet pipe 5 is connected to the gas distribution tank 2, one end of the blow pipe 1 is closed, the other end of the blow pipe 1 is connected with the gas distribution tank 2, and a gas blowing hole 6 is formed in the position, right opposite to the filter element 3, of the blow pipe 1;
the control system comprises a controller, a pressure sensor, a pressure gauge, a flow meter and an electric control valve, wherein the controller is electrically connected with the pressure sensor, the pressure gauge, the flow meter and the electric control valve; the pressure sensor comprises a pressure sensor before air filtration and a pressure sensor after air filtration which are arranged on the air inlet pipeline, and the pressure gauge and the flow meter are arranged on the air inlet pipe 5; the electric control valve comprises an air inlet pipe 5 electric control valve and an air blowing pipe 1 electric control valve.
Furthermore, the number of the branch gas tanks 2 is at least 2, and each branch gas tank 2 is connected with 2-16 blow pipes 1.
Further, the gas distribution tank 2 is vertically arranged, and the blow pipes 1 are vertically arranged on two sides of the gas distribution tank 2.
Further, an air inlet pipeline of the air distribution tank 2 is provided with an electric control valve of the air distribution tank 2.
Furthermore, each blow pipe 1 is provided with 2-8 blow holes 6 corresponding to 2-8 filter elements 3.
Further, the gas distribution tank 2 and the blowing pipe 1 are arranged on the support frame 4 and fixed by using hoops.
Further, the controller is provided with a cleaning starting control module and a cleaning control module.
Further, the cleaning starting control module automatically starts the cleaning device when the pressure difference of the pressure sensors arranged in front of and behind the air inlet pipeline air filtering device reaches a set value.
Further, the cleaning control module controls the on and off of the air inlet electric control valve of each gas distributing tank 2 according to the numerical values of the pressure gauge and the flow meter in the cleaning process.
Further, the cleaning control module controls the opening number and sequence of the electric control valves of the blowpipe 1 according to the numerical values of the pressure gauge and the flowmeter.
Examples
The invention can arrange a corresponding number of blow pipes 7 and gas distribution tanks 8 according to the gas inlet filtering device of the gas turbine, and aims the gas blowing holes 6 at the filter element 3. When the pressure sensor monitors that the pressure difference between the front and the rear of the filter element 3 is large, the situation that dust in the filter element 3 is accumulated and blocked and needs to be cleaned is described; the cleaning starting control module starts the automatic cleaning device to start cleaning, the cleaning control module controls the electric control valves on the air inlet pipe 5 to be opened, the valves at other positions are closed, the air distribution tanks 2 are inflated, the cleaning control module controls the opening and closing of the air inlet electric control valves of the air distribution tanks 2 and the opening number and sequence of the electric control valves of the blowing pipe 1 according to the numerical values of the pressure gauge and the flow meter in the cleaning process after the air is inflated to a certain degree, the pressure sensor feeds back the pressure difference between the front and the rear of the filter element 3 in real time, and the controller can automatically determine whether to stop cleaning. After cleaning is finished, the electric control valve is closed, and the pressure in the gas separating tank 8 and the pressure in the blow pipe 7 are released. The invention can reduce the replacement times of the filter element 3 and keep the inside of the gas engine clean.
The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides an automatic cleaning device of gas turbine air intake system filter core which characterized in that: comprises a cleaning device and a control system;
the cleaning device comprises a blow pipe (1), a gas distribution tank (2) and a gas inlet pipe (5), wherein the gas inlet pipe (5) is connected to the gas distribution tank (2), one end of the blow pipe (1) is closed, the other end of the blow pipe is connected with the gas distribution tank (2), and a gas blowing hole (6) is formed in the position, right opposite to the filter element (3), of the blow pipe (1);
the control system comprises a controller, a pressure sensor, a pressure gauge, a flow meter and an electric control valve, wherein the controller is electrically connected with the pressure sensor, the pressure gauge, the flow meter and the electric control valve; the pressure sensor comprises a pressure sensor before air filtration and a pressure sensor after air filtration which are arranged on the air inlet pipeline, and the pressure gauge and the flow meter are arranged on the air inlet pipe (5); the electric control valve comprises an air inlet pipe (5) electric control valve and an air blowing pipe (7) electric control valve.
2. The automatic cleaning device for gas turbine air intake system filter elements of claim 1, wherein: the number of the gas distribution tanks (2) is at least 2, and each gas distribution tank (2) is connected with 2-16 blow pipes (1).
3. The gas turbine air intake system filter cartridge automatic cleaning apparatus of claim 2, wherein: the gas distribution tank (2) is vertically arranged, and the blowing pipes (1) are vertically arranged on two sides of the gas distribution tank (2).
4. The gas turbine air intake system filter cartridge automatic cleaning apparatus of claim 2, wherein: the air inlet pipeline of the air distribution tank (2) is provided with an electric control valve of the air distribution tank (2).
5. The automatic cleaning device for gas turbine air intake system filter elements of claim 1, wherein: each blow pipe (1) is provided with 2-8 blow holes (6) corresponding to 2-8 filter elements (3).
6. The gas turbine air intake system filter cartridge automatic cleaning apparatus of claim 2, wherein: the air distributing tank (2) and the blowing pipe (1) are arranged on the support frame (4) and fixed by a hoop.
7. An automatic cleaning device for gas turbine air intake system filter elements according to any one of claims 1 to 6, characterized in that: the controller is provided with a cleaning starting control module and a cleaning control module.
8. The gas turbine air intake system filter cartridge automatic cleaning apparatus of claim 7, wherein: and the cleaning starting control module automatically starts the cleaning device when the pressure difference of the pressure sensors arranged in front of and behind the air filtering device of the air inlet pipeline reaches a set value.
9. The gas turbine air intake system filter cartridge automatic cleaning apparatus of claim 7, wherein: and the cleaning control module controls the on and off of the air inlet electric control valve of each gas distributing tank (2) according to the numerical values of the pressure gauge and the flow meter in the cleaning process.
10. The automatic cleaning device for gas turbine air intake system filter elements of claim 9, wherein: and the cleaning control module controls the opening number and sequence of the electric control valves of the blowpipe (1) according to the numerical values of the pressure gauge and the flowmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111089423.1A CN113623077A (en) | 2021-09-16 | 2021-09-16 | Automatic cleaning device for filter element of gas inlet system of gas turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111089423.1A CN113623077A (en) | 2021-09-16 | 2021-09-16 | Automatic cleaning device for filter element of gas inlet system of gas turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113623077A true CN113623077A (en) | 2021-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111089423.1A Pending CN113623077A (en) | 2021-09-16 | 2021-09-16 | Automatic cleaning device for filter element of gas inlet system of gas turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113623077A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008238166A (en) * | 2007-03-23 | 2008-10-09 | Bha Group Inc | Filter cleaning control system and method |
| CN107013503A (en) * | 2017-06-12 | 2017-08-04 | 中国大唐集团科学技术研究院有限公司华东分公司 | A kind of gas turbine inlet air filter core blowback cleaning system and method for cleaning |
| CN110732980A (en) * | 2018-07-20 | 2020-01-31 | 北京铂阳顶荣光伏科技有限公司 | film removing equipment |
| CN110987758A (en) * | 2019-12-10 | 2020-04-10 | 上海电气燃气轮机有限公司 | Filter core test system |
-
2021
- 2021-09-16 CN CN202111089423.1A patent/CN113623077A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008238166A (en) * | 2007-03-23 | 2008-10-09 | Bha Group Inc | Filter cleaning control system and method |
| CN107013503A (en) * | 2017-06-12 | 2017-08-04 | 中国大唐集团科学技术研究院有限公司华东分公司 | A kind of gas turbine inlet air filter core blowback cleaning system and method for cleaning |
| CN110732980A (en) * | 2018-07-20 | 2020-01-31 | 北京铂阳顶荣光伏科技有限公司 | film removing equipment |
| CN110987758A (en) * | 2019-12-10 | 2020-04-10 | 上海电气燃气轮机有限公司 | Filter core test system |
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