CN1092135A - The dry-cleaning apparatus of gas turbine - Google Patents
The dry-cleaning apparatus of gas turbine Download PDFInfo
- Publication number
- CN1092135A CN1092135A CN93120591A CN93120591A CN1092135A CN 1092135 A CN1092135 A CN 1092135A CN 93120591 A CN93120591 A CN 93120591A CN 93120591 A CN93120591 A CN 93120591A CN 1092135 A CN1092135 A CN 1092135A
- Authority
- CN
- China
- Prior art keywords
- slide
- dogage
- control unit
- passage
- gas turbine
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/002—Cleaning of turbomachines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C7/00—Equipment for feeding abrasive material; Controlling the flowability, constitution, or other physical characteristics of abrasive blasts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
This device is connected on the outlet pipe (5) of reciprocating internal combustion engine, and has dogage control unit (2) that particle cleaning thing is housed and the accumulator (1) that is attached thereto, and is used for depositing the cleaning thing.One slide (14) is arranged in dogage control unit, it has two moving positions at least, one of them position is used for accepting from the next cleaning thing of accumulator (1), and the switch (9) on compressed air hose this moment (8) cuts out, and the contact from pipe (4) to gas turbine (6) suction port also is cut off.And when slide (14) was in the another one position, contact from pipe (4) to gas turbine (6) suction port and the switch (9) on the compressed air hose (8) were all opened, and blowed to gas turbine cleaning thing.
Description
The present invention relates to a kind of device that the gas turbine that is connected on the reciprocating internal combustion engine outlet pipe is dry-cleaned.This device has one the dogage control unit that granular is cleaned thing is housed, and it links to each other by the outlet pipe of a pipe with close gas turbine inlet air mouth.Also be connected to a compressed air inlet pipe on the dogage control unit, have above.From dogage control unit, blow out the air inlet of delivering to gas turbine by pressurized air cleaning thing.Gas turbine can be used for driving charging compressor, a gear drive or a generator.Can be every other day when on the turbine blade sediments being arranged or removed with the cleaning thing in two days.
Original existing this washing unit (ABB handbook HZTL90561), an adapter is arranged at the top of its dogage control unit, and it can pass through a threaded cover closing.In addition, the pipe that leads to outlet pipe from dogage control unit also has a switch.For each cleaning process, must spin down threaded lid earlier, according to the size of gas turbine size, clean thing again by the particle that is inserted in a funnel input prearranging quatity in the adapter.And then it is last to guarantee tightness that lid is tightened onto adapter.Then open the cleaning thing that two switches will pack into more successively and blow to the gas turbine inlet air mouth from dogage control unit.Must close two switches more then, and open safety valve on the dogage control unit, reduce the exhaust gas pressure in the dogage control unit.Again safety valve cuts out at last.The operation of relevant this cleaning process is because very loaded down with trivial details to the charging of dogage control unit, and switch is also had multi-pass operation, makes cleaning process very complicated.Operate miss usually is inevitable.When a reciprocating internal combustion engine drives one group of gas turbine or for the equipment of being made up of a plurality of reciprocating internal combustion engine and gas turbine, then the workload of Qing Xiing will be quite big.
The objective of the invention is to provide a kind of improved dry-cleaning apparatus, it operates simpler and can reduce operate miss.
The purpose of invention is achieved in that the accumulator of installing a cleaning thing that links to each other with dogage control unit outside dogage control unit, and also is provided with a slide that has two moving positions at least in the dogage control unit.When slide is in one of them position, dogage control unit will be accepted the cleaning thing sent here from accumulator, and the switch on this moment suction tude is closed, and dogage control unit was disconnected by pipe and connecting also of gas turbine inlet air mouth.When slide is in another position, dogage control unit by pipe and gas turbine inlet air mouth connect and suction tude on switch all will open, just can be cleaning the suction port that thing be blown into gas turbine.
The present invention can deposit the accumulator that required a large amount of particle of cleaning process clean things owing to set up one, makes the workload of cleaning process to significantly reduce.Because it has saved the loaded down with trivial details opening and closing operation of butt tube, and uses hopper loading.As long as slide is in corresponding material-charging position, just can finish charging very simply to dogage control unit.Charging back slide turns to and blows out the position, like this, and with regard to connecting of automatic disconnection accumulator and dogage control unit.Also saved thus be directed to the operation of the pipe of outlet pipe from dogage control unit.So just reduced the possibility of operate miss.
According to further improvement of the present invention, the switch on slide and the compressed air inlet pipe mechanically linked up cleaning process is simplified; Promptly when slide rotated, the switch of control compressed air delivery also was operated.
To further describe embodiments of the invention in conjunction with the accompanying drawings in the following description.
Fig. 1-be installed in sketch of the dry-cleaning apparatus of the present invention on the reciprocating internal combustion engine;
Fig. 2-be the axial section of the dogage control unit of II-II section line corresponding to Fig. 4;
Fig. 3-be the axial section of the dogage control unit of III-III section line corresponding to Fig. 4;
Fig. 4-be plan view corresponding to the dogage control unit of Fig. 2;
Fig. 5-be the horizontal sectional drawing of the dogage control unit of V-V section line corresponding to Fig. 2;
Fig. 6 a to Fig. 6 d-is the plan view of dogage control unit 4 different operating positions.
As seen from Figure 1 this washing unit have frame high, be used for depositing granular and clean thing, as accumulator 1 and dogage control unit 2 that is installed in accumulator 1 below of the fruit stone of crushing.The capacity of accumulator is by per 3 or must feed again in 4 week and once set.The bottom of accumulator 1 couples together by the top of a transparent pipe 3 with dogage control unit 2.The bottom of dogage control unit 2 has a connecting tube 4 to lead to outlet pipe 5, has a gas turbine 6 to link to each other with outlet pipe 5 at the right-hand member of figure.Switch 7 as float valve and so on is arranged on the connecting tube 4, when needs are dismantled and/or checked dry-cleaning apparatus or its certain part, close connecting tube 4 with it.Gas turbine 6 is parts of pressurized machine, is used for driving a charging compressor.Gas turbine 6 also can be used as an effective power turbine and drives a generator.It can also be connected on the bent axle of internal-combustion engine by a gear drive, can be sent to this axle to waste gas.Flow through the waste gas (arrow A) of gas turbine 6 and arrange the housing 10 to the internal-combustion engine that dry-cleaning apparatus is installed from the cylinder (not having detailed showing among the figure) of a reciprocating internal combustion diesel engine, concrete fastening means is not detailed to be shown.Be connected to a compressed air hose 8 on the dogage control unit 2, a switch 9 as float valve and so on is arranged on it.
By Fig. 2 and Fig. 3 as can be seen dogage control unit 2 cylinder blanket 11 is arranged, this shell top with cover plate 12 is below with base plate 13 sealings.In dogage control unit 2 the insides a slide 14 is arranged, it can be around the axis 11 ' rotation of dogage control unit.A bearing pin 15 is arranged in the bottom of slide 14 for this reason, and this pin bearing is in a corresponding aperture of the base plate 13 of dogage control unit; A bearing pin 16 is also correspondingly arranged at the top at slide 14, and it is bearing in the hole of cover plate 12 of dogage control unit.Slide 14 is by the base 18 of a surrounding cavity 17 and form at the cover plate 19 of top limits 17.The top of cavity 17 is cylindrical, and the bottom then becomes a funnelform cone space 17 ' (Fig. 3).The axis 11 of Fig. 2 dogage control unit ' the left side, can see the cone space 17 of base 18 ' below a littler funnelform cone space 17 is arranged ", one section throw of eccentric of its axis 20 and axis 11 ' have.Less cone space 17 " the bottom hole 21 is arranged, when slide 14 was in position shown in Figure 2, it was closed by base plate 13.And when slide 14 is in another position, hole 21 just with base plate 13 on hole 22 become row (Fig. 3), axis 23 and axis 11 ' throw of eccentric follow circular cone axis 20 and axis 11 ' throw of eccentric the same, simultaneously, circular cone axis 20 is the axis in hole 21.
A through hole 24(Fig. 2 is arranged on cover plate 19), its axis is consistent with hole 21.When being in position shown in Figure 2, hole 24 just in time communicates with bend 25 on the cover plate 12, can be used for the exhaust of cavity 17.Also have on the cover plate 19 exhaust port 24 ', it to axis 11 ' distance and hole 24 to axis 11 ' the same, it communicates with bend 25 when slide 14 is in another position.Can also see a hole 26 by Fig. 3, it passes cover plate 12, is not shown specifically the pipe 3 that is used to follow from accumulator 1 join (Fig. 1) among Fig. 3.On the cover plate 19 of slide 14, also have one and 26 corresponding holes 27, hole simultaneously. Hole 26 and 27 axis to axis 11 ' distance be the same.When slide 14 was in certain certain location, two holes just in time were communicated with, and this will paraphrase below more in detail.
Bearing pin 16 on the slide 14 up become a hexagon head 16 ', it is used to install handle 30, comes rotatable slide 14.Positioning plate 29(Fig. 4 that a U-shaped is arranged directly over handle 30), it is parallel with cover plate 12, and the two ends of U-shaped arm are fixed on the cover plate 12.Do underlined (not shown) on the different operating location positioning plate 29 for indication handle 30.
The hexagon head 16 of Fig. 2 ' up be the rotatingshaft of with dashed lines 31 expressions again, be used for handling the switch 9 on the compressed air hose 8.Compressed air hose 8 is radially received on the edge of cover plate 12, is a radial hole 32(Fig. 4 more inward) one till the hole that holds bearing pin 16.It can also be seen that from Fig. 4 a radial hole 33 is arranged on the bearing pin 16, this hole passes to the center of bearing pin, communicates with a downward axial bore 35 then, and a hole 36 with hole 35 coaxial lines is arranged on plate 19 simultaneously, and it leads to cavity 17(Fig. 2).
The operation of this device is as follows:
When reciprocal internal-combustion engine proper functioning, the switch 7 in the pipe 4 is opened, and handle 30 is in the position shown in Fig. 6 a, and is the same with position shown in Figure 2.Hole 24 on the slide 14 joins with the hole 25 on the cover plate 12, and cavity 17 communicates with atmosphere like this.Also, then in the closed position by the switch 9 of the compressed air hose 8 of handle 30 control.Because hole 21 and hole 22 and hole 26 and hole 27 all do not have to be communicated with, therefore, this dry-cleaning apparatus can not turn round.This moment hole 24 ' and 33 all be closed.
For Fig. 6 b, handle 30 has rotated counterclockwise 90 ° with respect to Fig. 6 a, radial hole 33 in the bearing pin 16 is communicated with duct 32 in the cover plate 12 like this, and the hole 21 of slide 14 bottoms also is communicated with exhaust passage 24 and 24 ' then all be closed with hole 22 on the dogage control unit base plate 13.Simultaneously owing to the switch on the compressed air hose 89 is opened in the rotation of handle 30, so pressurized air enters cavity 17 by managing 8.By pressurized air cavity 17 and pipe 4 are carried out purge, gas arrives outlet pipe 5 by hole 21, hole 22 and connecting tube 4.
After cavity 17 chargings finished, handle 30 is inverted, and promptly turns clockwise 90 ° to be in the position shown in Fig. 6 d, and was corresponding with the position of Fig. 6 b.Switch 9 on the compressed air hose 8 is opened again at this moment, and hole 32 and hole 33 are communicated with, and hole 21 and hole 22 are communicated with.The pressurized air that enters cavity 17 just by hole 21 and 22, connecting tube 4 and on the switch 7 opened cleaning the suction port that things blow to gas turbine 6.So clean the blade of thing impingement gas turbine 6, the dirt separation that is deposited on the blade fallen.After the cleaning thing in the cavity 17 had all been blown, the dry-cleaning process promptly came to an end.Handle 30 is rotated back into again and corresponding that initial position shown in Fig. 6 a, and compressed-air actuated conveying is also cut off by switch 9.Cavity 17 communicates with atmosphere again by hole 24 and hole 25.
As a kind of change of top embodiment, this device can drive slide 14 and operation automatically by pneumatic cylinder or electric positioning motor (electrie positioning motor), to replace manual operation.Another kind as this device improves, and can also be designed to the latter to dogage control unit and slide and can move the operating position that reaches different by straight line.
This dry-cleaning method can be implemented under any load condition of reciprocating internal combustion engine, carries out but be preferably under the full load situation.
Claims (10)
1, the device that the gas turbine that is connected on the reciprocating internal combustion engine outlet pipe is dry-cleaned, this device has one the dogage control unit that granular is cleaned thing is housed, it is received near on the outlet pipe of gas turbine inlet air mouth by a pipe, also be connected to the blowpipe of a belt switch on the dogage control unit, the cleaning thing is blown to the suction port of gas turbine by pressurized air from dogage control unit, it is characterized in that except dogage control unit (2), also has an accumulator (1) that is used for depositing the cleaning thing that is attached thereto, in dogage control unit (2) the inside a slide (14) that has two moving positions at least is arranged, when it is in one of them position, to accept cleaning thing from accumulator (1), at this moment, switch (9) on the compressed air hose (8) is closed, connection from pipe (4) to gas turbine (6) suction port also is cut off, when it is in the another location, connection from pipe (4) to gas turbine (6) suction port and the switch (9) on the compressed air hose (8) are opened, cleaning the suction port that thing blows to gas turbine (6).
2, device according to claim 1 is characterized in that: the switch (9) on slide (14) and the blowpipe (8) mechanically links.
3, device according to claim 1 and 2, it is characterized in that: the rotor (18) of slide (14) being made hollow, it can be around the rotation of the axis (11 ') of dogage control unit (2), and cavity (17) is used for holding the cleaning thing of the required q.s of cleaning process.
4, according to the described device of one of claim 1 to 3, it is characterized in that: slide (14) is designed to not deliver to dogage control unit (2) when slide (14) cleans thing when being in the another location, and the purge that dogage control unit is carried out by pressurized air is until outlet pipe (5).
5, according to the described device of one of claim 1 to 4, it is characterized in that: slide (14) can also forward the 3rd position to, is communicated with (24,25) with outside atmosphere at this position dogage control unit (2) inner chamber.
6, device according to claim 3, it is characterized in that: have a through hole (22) to lead to pipe (4) on the base plate (13) of dogage control unit (2), this hole is closed when slide (14) is in one of them position, when slide was in the another location, this hole was communicated with a through hole (21) of slide (14) bottom.
7, device according to claim 6, it is characterized in that: a passage (33 that is used for compressed air delivery is arranged at the top of slide (14), 35,36), when slide is in another position, it is communicated with a passage (32) of cover plate (19) lining of dogage control unit (2), and when slide was in one of them position, passage was closed.
8, according to claim 3 and 5 described devices, it is characterized in that: a passage (24) is arranged at the top of slide (14), and when slide forwarded the 3rd position to, it linked to each other with passage (25) on the cover plate (12) of dogage control unit (2) and communicates with atmosphere.When slide during in other position, this passage is closed.
9, device according to claim 8, it is characterized in that: the top of slide (14) also has a passage (24 '), when slide (14) is in one of them position, it links to each other with passage (25) on the cover plate (12) of dogage control unit (2) and communicates with atmosphere, when slide is in other position, then be closed.
10, according to described device one of in the claim 1 to 9, it is characterized in that: the top of slide (14) has a passage (27) to be used to clean passing through of thing, when slide is in one of them position, it is communicated with a passage (26) on the cover plate (12) of dogage control unit (2), therefore communicate with accumulator (1), when slide was in other position, passage then was closed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP92810914.9 | 1992-11-25 | ||
| EP92810914A EP0598967A1 (en) | 1992-11-25 | 1992-11-25 | Cleaning gas turbine with abrasive blasting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1092135A true CN1092135A (en) | 1994-09-14 |
Family
ID=8212033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN93120591A Pending CN1092135A (en) | 1992-11-25 | 1993-11-24 | The dry-cleaning apparatus of gas turbine |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0598967A1 (en) |
| JP (1) | JPH07164321A (en) |
| KR (1) | KR940011769A (en) |
| CN (1) | CN1092135A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725410B (en) * | 2008-10-27 | 2011-09-07 | 上海电气电站设备有限公司 | Water washing device for gas turbine |
| CN107013264A (en) * | 2016-01-05 | 2017-08-04 | 通用电气公司 | Abrasion gel detergents for clean gas turbine engine component |
| CN110295958A (en) * | 2018-03-21 | 2019-10-01 | 中国石化工程建设有限公司 | A kind of leaf blower device for flue gas turbine expander |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE315576C (en) * | ||||
| US3557498A (en) * | 1969-02-14 | 1971-01-26 | P K Lindsay Co Inc | Remotely controlled sandblaster |
| CH660056A5 (en) * | 1982-07-09 | 1987-03-13 | Bbc Brown Boveri & Cie | Method and device for cleaning the blades of a gas turbine during operation |
-
1992
- 1992-11-25 EP EP92810914A patent/EP0598967A1/en not_active Withdrawn
-
1993
- 1993-11-15 KR KR1019930024148A patent/KR940011769A/en not_active Application Discontinuation
- 1993-11-15 JP JP5285338A patent/JPH07164321A/en active Pending
- 1993-11-24 CN CN93120591A patent/CN1092135A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725410B (en) * | 2008-10-27 | 2011-09-07 | 上海电气电站设备有限公司 | Water washing device for gas turbine |
| CN107013264A (en) * | 2016-01-05 | 2017-08-04 | 通用电气公司 | Abrasion gel detergents for clean gas turbine engine component |
| US10428683B2 (en) | 2016-01-05 | 2019-10-01 | General Electric Company | Abrasive gel detergent for cleaning gas turbine engine components |
| CN110295958A (en) * | 2018-03-21 | 2019-10-01 | 中国石化工程建设有限公司 | A kind of leaf blower device for flue gas turbine expander |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0598967A1 (en) | 1994-06-01 |
| KR940011769A (en) | 1994-06-22 |
| JPH07164321A (en) | 1995-06-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |