CN204663671U - Gas turbine inlet air system - Google Patents
Gas turbine inlet air system Download PDFInfo
- Publication number
- CN204663671U CN204663671U CN201520281148.7U CN201520281148U CN204663671U CN 204663671 U CN204663671 U CN 204663671U CN 201520281148 U CN201520281148 U CN 201520281148U CN 204663671 U CN204663671 U CN 204663671U
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- Prior art keywords
- dust suction
- filter cylinder
- gas turbine
- inlet air
- turbine inlet
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides a kind of gas turbine inlet air system, belong to gas turbine supplementary equipment field, comprise and filter room and dust exhaust apparatus, multiple filter cylinder and the blowback system for clean described filter cylinder is provided with in described filtration room, described dust exhaust apparatus comprises negative pressure device, and described negative pressure device is communicated with many dust suction supervisors, and every root dust suction supervisor is communicated with many dust suction arms, every root dust suction arm is provided with air suction opening, and many dust suction arms stretch between multiple filter cylinder respectively.This gas turbine inlet air system adopts the structure stretching into dust suction arm between multiple filter cylinder, can attract timely and effectively and collect the dust dropped from filter cylinder, thus ensure the uniformity of multiple filter cylinder load, extend the working life in whole filtration room, effectively compensate for the defect of prior art.
Description
Technical field
The utility model relates to gas turbine supplementary equipment field, in particular to gas turbine inlet air system.
Background technique
In gas turbine self-cleaning type gas handling system, the mounting type of filter cylinder is according to its axis horizontal or be vertically divided into 2 kinds of mounting types, and the gas handling system of heavy gas turbine generally adopts filter cylinder level to install.The horizontal mounting type of this filter cylinder has a shortcoming: be exactly " secondary pollution " and even " polluting for N time ", that is the filter cylinder be arranged on above gas handling system filters the dust accumulated, directly can not fall bottom after the blowback of self-cleaning system, but can drop on the filter cylinder of below.In this case, if dust is tiny contaminant particle, so, the probability of these dusts embedding filter cartridge fiber will increase.
Above-mentioned situation usually can cause the filter cylinder load on gas turbine top light, and the filter cylinder load weight of bottom, therefore the filter cylinder of bottom often takes the lead in damaging, and causes the filter capacity of entire system to decline very soon, and the working life of filter cylinder is more a lot of than the shortening estimated.In fact, become increasingly complex at pollutant, particulate matter more and more tiny, also worse and worse, working life is shorter and shorter for the self-cleaning effect of existing gas turbine inlet air system.
Model utility content
The purpose of this utility model is to provide a kind of combustion gas to take turns gas handling system, to improve the problems referred to above.
The utility model is achieved in that
This gas turbine inlet air system comprises filters room and dust exhaust apparatus, multiple filter cylinder and the blowback system for clean described filter cylinder is provided with in described filtration room, described dust exhaust apparatus comprises negative pressure device, described negative pressure device is communicated with many dust suction supervisors, every root dust suction supervisor is communicated with many dust suction arms, every root dust suction arm is provided with air suction opening, and many dust suction arms stretch between multiple filter cylinder respectively.
Further, described negative pressure device is be arranged at the induced draft fan outside described filtration room.
Wherein, described induced draft fan is existing equipment, and it utilizes motor band moving vane High Rotation Speed, produces air negative pressure and carry out draw dust in pipeline.
Its low noise, low power consumption, air quantity are large, operate steadily, the life-span is long, efficiency is high to select the object of induced draft fan to be, and have blinds automatic opening and closing system, have waterproof and dustproof and feature attractive in appearance.
Further, multiple filter cylinder is arranged thus rectangular array arrangement with vertical direction uniform intervals in the horizontal direction, and every root dust suction supervisor is all vertically arranged, and many dust suction arms stretch into respectively between two adjacent filter cylinders of same row.
The object arranging dust suction supervisor and dust suction arm is like this that it can not produce larger resistance to entering the air filtering room while ensureing good pick-up performance.
Further, multiple filter cylinder is arranged thus rectangular array arrangement with vertical direction uniform intervals in the horizontal direction, and every root dust suction supervisor is all horizontally disposed with, and many dust suction arms stretch into respectively between two adjacent filter cylinders of same a line.
The object arranging dust suction supervisor and dust suction arm is like this that it can not produce larger resistance to entering the air filtering room while ensureing good pick-up performance.
Further, described negative pressure device is be arranged at the vacuum pump outside described filtration room.
Wherein, described vacuum pump is existing equipment, mainly refers to that the method utilizing machinery, physics or chemistry produces negative pressure thus the device of bleeding to container.
Select the object of vacuum pump to be that it is simple and compact for structure, convenient to operation, working stability can be opened, and pumping speed is very fast, is beneficial to very much attraction and the collection of dust.
Further, every root dust suction arm is all parallel with described filter cylinder, and described air suction opening has multiple, and the length direction interval along described dust suction arm is arranged.
The object arranging dust suction arm is like this that the pick-up performance making dust exhaust apparatus reaches optimization.
Further, described filtration room is the housing of cuboid shape, and described housing is made up of multiple sheet metal, and multiple sheet metal removably connects mutually.
Arrange the object of filtering room to be like this to make it can split into multiple sheet metal like a cork, thus convenient long-distance transport and in-site installation.
Further, the inside in described filtration room is provided with access path, and the inwall of the corresponding described access path in described filtration room is provided with maintenance ladder.
The object arranging access path and maintenance ladder is to facilitate user to enter filtration room and arrives eminence carries out associative operation.
Further, the inside in described filtration room is provided with filter screen, and described filter screen is arranged at the front of multiple filter cylinder.
Wherein, described filter screen is stainless steel filter screen, and described stainless steel filter screen is perpendicular to air inflow direction; The edge of described filter screen is removably connected on the inwall in described filtration room by bolt.
The object arranging filter screen is to carry out pretreatment to the air entered, some larger-size impurity in filtered air, effectively prevents above-mentioned impurity from blocking the admission line at rear, ensures the normal work of whole gas turbine.
Further, described filtration room is communicated with heater, and described heater is communicated with blower.
Wherein, breather line is all adopted to be communicated with between described filtration room and heater and between described heater and blower; Be provided with drying apparatus in breather line between described blower and heater, enter to prevent the moisture in air and filter in room.
The object arranging heater and blower is the air passing into high temperature drying in described filtration room, effectively prevents filter cylinder from freezing and affecting filtering effect.
The beneficial effects of the utility model are:
This gas turbine inlet air system adopts the structure stretching into dust suction arm between multiple filter cylinder, can attract timely and effectively and collect the dust dropped from filter cylinder, thus ensure the uniformity of multiple filter cylinder load, extend the working life in whole filtration room, effectively compensate for the defect of prior art.
Accompanying drawing explanation
In order to be illustrated more clearly in the technological scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
The front view of the gas turbine inlet air system that Fig. 1 provides for the utility model first embodiment;
The sectional view of the gas turbine inlet air system that Fig. 2 provides for the utility model first embodiment;
The front view of the gas turbine inlet air system that Fig. 3 provides for the utility model second embodiment;
The sectional view of the gas turbine inlet air system that Fig. 4 provides for the utility model second embodiment.
Reference character gathers:
Filter room 100; Filter cylinder 200; Induced draft fan 300;
Dust suction supervisor 400; Dust suction arm 500; Maintenance ladder 600.
Embodiment
The receipts ash funnel of existing gas turbine inlet air system is generally positioned at the bottom of filtering room 100, the dust that high-rise filter cylinder 200 drops is easy to drop on the filter cylinder 200 of low layer going in the road receiving grey funnel, thus cause multiple filter cylinder 200 load uneven, the working life in whole filtration room 100 reduces greatly.
For above-mentioned situation, the technical program provides a kind of gas turbine inlet air system, this gas turbine inlet air system is provided with dust suction arm 500 between multiple filter cylinder 200, timely and effectively can realize attraction and the collection of dust, avoid the dust on high-rise filter cylinder 200 to drop to problem on the filter cylinder 200 of low layer.
For making the object of the utility model embodiment, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.The assembly of the utility model embodiment describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiment of the present utility model provided in the accompanying drawings and the claimed scope of the present utility model of not intended to be limiting, but selected embodiment of the present utility model is only represented.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to define further it and explain in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, or this model utility product orientation of usually putting or position relationship when using, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
First embodiment, with reference to Fig. 1-2, this gas turbine inlet air system comprises filters room 100 and dust exhaust apparatus, multiple filter cylinder 200 and the blowback system for clean described filter cylinder 200 is provided with in described filtration room 100, described dust exhaust apparatus comprises negative pressure device, and described negative pressure device is communicated with many dust suction supervisors 400, and every root dust suction supervisor 400 is communicated with many dust suction arms 500, every root dust suction arm 500 is provided with air suction opening, and many dust suction arms 500 stretch between multiple filter cylinder 200 respectively.
Wherein, described dust suction supervisor 400 and dust suction arm 500 all cylindrical, described air suction opening is all rounded; Described dust suction supervisor 400 and dust suction arm 500 can be fixedly connected by welding inner in described filtration room 100, to ensure stability, also can be inner in described filtration room 100 by rope suspensions, to mount and dismount; Multiple filter cylinder 200 is vertically arranged with substantially horizontal uniform intervals respectively.
Filter cylinder 200 for impurity in filtered air is the vitals in gas turbine inlet air system, can effectively prevent the dust granule in air from producing wearing and tearing to the blade of gas turbine.Meanwhile, existing filter cylinder 200 rear is provided with blowback system usually, when the dust on filter cylinder 200 reach a certain amount of after, blowback system will carry out blowback, to be shaken off by the dust on filter cylinder 200, thus ensures the filtering effect of filter cylinder 200.But, the dust fallen can descend slowly and lightly just can fall system bottom after longer distance receipts ash funnel in, and have dust greatly can fall on the filter cylinder 200 of lower, thus cause multiple filter cylinder 200 load uneven, affect the filtering effect of whole system.
In terms of existing technologies, this gas turbine inlet air system is provided with at least one dust suction arm 500 between multiple filter cylinder 200, the dust dropped from filter cylinder 200 can efficiently be sucked by dust exhaust apparatus and final discharge, so just efficiently solve multiple filter cylinder 200 load uneven, have a strong impact on the filtering effect of system and the problem in working life.
In the present embodiment, described negative pressure device is be arranged at the induced draft fan 300 outside described filtration room 100.
Wherein, described induced draft fan 300 is existing equipment, and it utilizes motor band moving vane High Rotation Speed, produces air negative pressure and carry out draw dust in pipeline.
Its low noise, low power consumption, air quantity are large, operate steadily, the life-span is long, efficiency is high to select the object of induced draft fan 300 to be, and have blinds automatic opening and closing system, have waterproof and dustproof and feature attractive in appearance.
In the present embodiment, multiple filter cylinder 200 is arranged thus rectangular array arrangement with vertical direction uniform intervals in the horizontal direction, and every root dust suction supervisor 400 is all vertically arranged, and many dust suction arms 500 stretch into respectively between two adjacent filter cylinders 200 of same row.
Wherein, many dust suction supervisors 400 are arranged at filter cylinder 200 front being positioned at same row respectively; Described dust-sucking hole is vertical upward, just to the filter cylinder 200 of top.
The object arranging dust suction supervisor 400 and dust suction arm 500 is like this that it can not produce larger resistance to entering the air filtering room 100 while ensureing good pick-up performance.
It should be noted that, in the present embodiment, described induced draft fan 300 also can replace with vacuum pump.Described vacuum pump is also existing equipment, mainly refers to that the method utilizing machinery, physics or chemistry produces negative pressure thus the device of bleeding to container.
Select the object of vacuum pump to be that it is simple and compact for structure, convenient to operation, working stability can be opened, and pumping speed is very fast, is beneficial to very much attraction and the collection of dust.
In the present embodiment, every root dust suction arm 500 is all parallel with described filter cylinder 200, and described air suction opening has multiple, and the length direction interval along described dust suction arm 500 is arranged.
Wherein, on described dust suction arm 500, the position of corresponding air suction opening is provided with protruding auxiliary tube, and it is comparatively large that described auxiliary tube is round table-like and away from dust suction arm 500 one end, so that the suction of dust.
The object arranging dust suction arm 500 is like this that the pick-up performance making dust exhaust apparatus reaches optimization.
In the present embodiment, described filtration room 100 is the housing of cuboid shape, and described housing is made up of multiple sheet metal, and multiple sheet metal removably connects mutually.
Wherein, the outer wall of described housing is provided with multiple stiffening rib, described stiffening rib is angle steel; Be interconnected by screw bolt and nut between multiple sheet metal; The edge of described sheet metal is provided with protruding mounting bar, described mounting bar is evenly provided with the mounting hole that multiple and described bolt mates.
Arrange the object of filtering room 100 to be like this to make it can split into multiple sheet metal like a cork, thus convenient long-distance transport and in-site installation.
In the present embodiment, the inside in described filtration room 100 is provided with access path, and the inwall of the corresponding described access path in described filtration room 100 is provided with maintenance ladder 600.
Wherein, described maintenance ladder 600 comprises the U-shaped metal bar that multiple vertically uniform intervals is arranged, and the two ends of described U-shaped metal bar are welded on the inwall in described filtration room 100.
The object arranging access path and maintenance ladder 600 is to facilitate user to enter filtration room 100 and arrives eminence carries out associative operation.
This gas turbine inlet air system adopts the structure stretching into dust suction arm 500 between multiple filter cylinder 200, can attract timely and effectively and collect the dust dropped from filter cylinder 200, thus ensure the uniformity of multiple filter cylinder 200 load, extend the working life in whole filtration room 100, effectively compensate for the defect of prior art.
Second embodiment, with reference to Fig. 3-4, the device that the utility model embodiment provides, its technique effect realizing principle and generation is identical with the first embodiment, is concise and to the point description, and the not mentioned part of device embodiment part can with reference to corresponding contents in the first embodiment.
In the present embodiment, multiple filter cylinder 200 is arranged with vertical direction uniform intervals in the horizontal direction, and every root dust suction supervisor 400 is all horizontally disposed with, and many dust suction arms 500 stretch into respectively between two adjacent filter cylinders 200 of same a line.
The object arranging dust suction supervisor 400 and dust suction arm 500 is like this that it can not produce larger resistance to entering the air filtering room 100 while ensureing good pick-up performance.
3rd embodiment, the device that the utility model embodiment provides, its technique effect realizing principle and generation is identical with the first embodiment, is concise and to the point description, and the not mentioned part of device embodiment part can with reference to corresponding contents in the first embodiment.
In the present embodiment, the inside in described filtration room 100 is provided with filter screen, and described filter screen is arranged at the front of multiple filter cylinder 200.
Wherein, described filter screen is stainless steel filter screen, and described stainless steel filter screen is perpendicular to air inflow direction; The edge of described filter screen is removably connected on the inwall in described filtration room 100 by bolt.
The object arranging filter screen is to carry out pretreatment to the air entered, some larger-size impurity in filtered air, effectively prevents above-mentioned impurity from blocking the admission line at rear, ensures the normal work of whole gas turbine.
4th embodiment, the device that the utility model embodiment provides, its technique effect realizing principle and generation is identical with the first embodiment, is concise and to the point description, and the not mentioned part of device embodiment part can with reference to corresponding contents in the first embodiment.
In the present embodiment, described filtration room 100 is communicated with heater, and described heater is communicated with blower.
Wherein, breather line is all adopted to be communicated with between described filtration room 100 and heater and between described heater and blower; Be provided with drying apparatus in breather line between described blower and heater, enter to prevent the moisture in air and filter in room 100.
The object arranging heater and blower is the air passing into high temperature drying in described filtration room 100, effectively prevents filter cylinder 200 from freezing and affecting filtering effect.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a gas turbine inlet air system, it is characterized in that, comprise and filter room and dust exhaust apparatus, multiple filter cylinder and the blowback system for clean described filter cylinder is provided with in described filtration room, described dust exhaust apparatus comprises negative pressure device, and described negative pressure device is communicated with many dust suction supervisors, and every root dust suction supervisor is communicated with many dust suction arms, every root dust suction arm is provided with air suction opening, and many dust suction arms stretch between multiple filter cylinder respectively.
2. gas turbine inlet air system according to claim 1, is characterized in that, described negative pressure device is be arranged at the induced draft fan outside described filtration room.
3. gas turbine inlet air system according to claim 2, it is characterized in that, multiple filter cylinder is arranged thus rectangular array arrangement with vertical direction uniform intervals in the horizontal direction, every root dust suction supervisor is all vertically arranged, and many dust suction arms stretch into respectively between two adjacent filter cylinders of same row.
4. gas turbine inlet air system according to claim 2, it is characterized in that, multiple filter cylinder is arranged thus rectangular array arrangement with vertical direction uniform intervals in the horizontal direction, every root dust suction supervisor is all horizontally disposed with, and many dust suction arms stretch into respectively between two adjacent filter cylinders of same a line.
5. gas turbine inlet air system according to claim 1, is characterized in that, described negative pressure device is be arranged at the vacuum pump outside described filtration room.
6. gas turbine inlet air system according to claim 1, is characterized in that, every root dust suction arm is all parallel with described filter cylinder, and described air suction opening has multiple, and the length direction interval along described dust suction arm is arranged.
7. gas turbine inlet air system according to claim 1, is characterized in that, described filtration room is the housing of cuboid shape, and described housing is made up of multiple sheet metal, and multiple sheet metal removably connects mutually.
8. gas turbine inlet air system according to claim 1, is characterized in that, the inside in described filtration room is provided with access path, and the inwall of the corresponding described access path in described filtration room is provided with maintenance ladder.
9. gas turbine inlet air system according to claim 1, is characterized in that, the inside in described filtration room is provided with filter screen, and described filter screen is arranged at the front of multiple filter cylinder.
10. gas turbine inlet air system according to claim 1, is characterized in that, described filtration room is communicated with heater, and described heater is communicated with blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520281148.7U CN204663671U (en) | 2015-05-04 | 2015-05-04 | Gas turbine inlet air system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520281148.7U CN204663671U (en) | 2015-05-04 | 2015-05-04 | Gas turbine inlet air system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204663671U true CN204663671U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520281148.7U Expired - Fee Related CN204663671U (en) | 2015-05-04 | 2015-05-04 | Gas turbine inlet air system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204663671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577922A (en) * | 2021-09-28 | 2021-11-02 | 四川大学锦城学院 | Air filtering device for gas turbine |
-
2015
- 2015-05-04 CN CN201520281148.7U patent/CN204663671U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113577922A (en) * | 2021-09-28 | 2021-11-02 | 四川大学锦城学院 | Air filtering device for gas turbine |
| CN113577922B (en) * | 2021-09-28 | 2021-12-21 | 四川大学锦城学院 | Air filtering device for gas turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150923 Termination date: 20180504 |
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| CF01 | Termination of patent right due to non-payment of annual fee |