CN114713528B - Coal gas steam waste heat integral utilization power generation system for iron and steel enterprises - Google Patents

Coal gas steam waste heat integral utilization power generation system for iron and steel enterprises Download PDF

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Publication number
CN114713528B
CN114713528B CN202210308507.8A CN202210308507A CN114713528B CN 114713528 B CN114713528 B CN 114713528B CN 202210308507 A CN202210308507 A CN 202210308507A CN 114713528 B CN114713528 B CN 114713528B
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China
Prior art keywords
cleaning
organ expansion
plate
power generation
generation system
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CN202210308507.8A
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CN114713528A (en
Inventor
袁志明
董文科
李超
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Sichuan Dianshi Energy Co ltd
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Sichuan Dianshi Energy Co ltd
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Priority to CN202210308507.8A priority Critical patent/CN114713528B/en
Publication of CN114713528A publication Critical patent/CN114713528A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12—Brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat
    • F27D2017/006—Systems for reclaiming waste heat using a boiler
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00—Climate change mitigation technologies for sector-wide applications
    • Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
    • Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Cleaning In General (AREA)

Abstract

The application relates to a gas steam waste heat integral utilization power generation system for iron and steel enterprises, which comprises a casing of a steam turbine, wherein a conversion mechanism for converting heat energy of steam into mechanical energy of a rotor of the steam turbine is arranged in the casing, a first cleaning port is formed in the top wall of the casing, a cover body for covering the first cleaning port is arranged on the outer wall of the casing and positioned at the position of the first cleaning port, a second cleaning port is formed in the cover body, a plurality of cleaning mechanisms for cleaning the conversion mechanism through the first cleaning port are arranged in the second cleaning port of the cover body in a sliding manner, a first sealing element for sealing the second cleaning port when the cleaning mechanism is cleaned is arranged on the cover body, a water outlet is formed in the bottom wall of the casing, a second sealing element for sealing the water outlet is arranged on the water outlet of the casing, and the second sealing element comprises a drainage mechanism for discharging cleaning water in the casing along the first sealing element; this application has the advantage that prevents that coal gas from causing the influence to steam turbine impeller's rotation effect.

Description

Coal gas steam waste heat integral utilization power generation system for iron and steel enterprises
Technical Field
The application relates to the field of metallurgical steelmaking, in particular to a coal gas steam waste heat integral utilization power generation system for iron and steel enterprises.
Background
The waste heat resource belongs to secondary energy, and is a product obtained by converting primary energy or combustible materials, or the heat left after the heat generated in the fuel combustion process is finished in a certain process. According to the temperature grade, the industrial waste heat is generally divided into high-temperature waste heat above 600 ℃, medium-temperature waste heat between 300 and 600 ℃ and low-temperature waste heat below 300 ℃; according to the source, the industrial waste heat can be divided into: flue gas waste heat, cooling medium waste heat, waste steam waste water waste heat, chemical reaction heat, high temperature product and slag waste heat, and combustible waste gas and waste material waste heat.
The utility model provides a chinese patent of grant publication No. CN202734583U discloses a steel enterprise gas steam waste heat integral utilization power generation system, including steam turbine, generator and high-pressure steam boiler, high-pressure steam boiler is the gas high-pressure steam boiler that provides fuel by the coal gas, and a coal gas mixing station provides the coal gas for gas high-pressure steam boiler, the coal gas input pipe of coal gas mixing station is blast furnace gas recovery pipe and converter coal gas recovery pipe respectively, the utility model provides a complete steel enterprise gas steam waste heat integral utilization system, when blast furnace, converter coal gas production is great or consume inadequately or under the sufficient prerequisite of coal gas user's ability, the coal gas will no longer diffuse. And because the steam user is added, a steelmaking steam heat accumulator can be additionally arranged, the recovery amount of converter steam is improved, and the recovery of waste heat steam of a steel rolling heating furnace, sintering and pelletizing is improved; the steel mill by-product coal gas and waste heat resources are fully utilized, and the comprehensive utilization efficiency of energy is improved.
With respect to the related art among the above, there are the following technical drawbacks: thereby coal gas need enter the impeller of steam turbine and drive the impeller and rotate, and coal gas can adhere to a layer of kerosene on the impeller through the impeller of steam turbine for a long time to influenced the rotation effect of impeller, so that this indirect influence steam turbine drives the generating effect of generator.
Disclosure of Invention
In order to prevent the influence of the coal gas on the rotation effect of the turbine impeller, the application provides a power generation system for the integral utilization of the coal gas and steam waste heat of the iron and steel enterprises.
The application provides a steel enterprise gas steam waste heat integral utilization power generation system adopts following technical scheme:
the coal gas and steam waste heat integral utilization power generation system for the iron and steel enterprises comprises a casing of a steam turbine, wherein a conversion mechanism used for converting heat energy of steam into mechanical energy of rotation of a rotor of the steam turbine is arranged in the casing, a first cleaning port is formed in the top wall of the casing, a cover body used for covering the first cleaning port is arranged on the outer wall of the casing and located at the position of the first cleaning port, a second cleaning port is formed in the cover body, a plurality of cleaning mechanisms used for penetrating through the first cleaning port to clean the conversion mechanism are arranged in the second cleaning port of the cover body in a sliding mode, a first sealing element used for sealing the second cleaning port when the cleaning mechanisms are used for cleaning is arranged on the cover body, a water outlet is formed in the bottom wall of the casing, a second sealing element used for sealing the water outlet is arranged on the water outlet of the casing, and the second sealing element comprises a drainage mechanism used for draining cleaning water in the casing along the first sealing element.
By adopting the technical scheme, when the switching mechanism is positioned in the shell and rotates, the cleaning mechanism can move along the length direction of the first cleaning port, so that the switching mechanism is cleaned through the second cleaning port, the gas is prevented from influencing the switching mechanism of the steam turbine, and the power generation effect of the generator is indirectly improved; the first sealing piece can seal the second cleaning opening, so that coal gas is prevented from being blown out along the first cleaning opening and the second cleaning opening when entering the machine shell, the second sealing piece can seal the water outlet, the coal gas is prevented from being blown out along the water outlet, and the water drainage mechanism can drain water when water is required to be drained.
Optionally, the cleaning mechanism includes a cleaning pipe slidably disposed on the second cleaning opening, an end portion of the cleaning pipe close to the conversion mechanism is in a closed configuration, an end portion of the cleaning pipe far away from the conversion mechanism is in an open configuration, a plurality of water outlet holes are disposed on the closed end of the cleaning pipe, bristles used for abutting against the conversion mechanism are disposed on the closed end of the cleaning pipe, a water inlet hose is disposed on the end portion of the cleaning pipe far away from the conversion mechanism, and a delivery pump used for delivering cleaning water into the cleaning pipe along the water inlet hose is disposed on the cleaning pipe.
Through adopting above-mentioned technical scheme, slide along the length direction of second clearance mouth through driving the clearance pipe for the clearance pipe drives the brush hair and clears up conversion mechanism, and meanwhile, through putting through the hose of intaking with the water source, the delivery pump can carry along the hose of intaking to wash water in the clearance pipe, and discharge through a plurality of apopores on the clearance pipe, thereby cooperate the brush hair to play further clearance effect, improved conversion mechanism's clearance effect.
Optionally, the first sealing element includes a plurality of first organ expansion plates, the cleaning pipes are correspondingly arranged in a penetrating manner one by one and fixedly connected to the first organ expansion plates, first sliding grooves are formed in the faces opposite to the second cleaning openings, two sides of each first organ expansion plate are located in the first sliding grooves on two sides to move in an extending manner, and a connecting piece used for fixing the adjacent first organ expansion plates together is arranged on the adjacent first organ expansion plates.
Through adopting above-mentioned technical scheme, be located the interior removal of second clearance through driving the clearance pipe for the clearance pipe drives first organ expansion plate and stretches out and draws back, and first organ expansion plate can play confined effect to second clearance mouth when flexible, and can not influence the clearance pipe and be located the intraoral removal of second clearance, has improved the sealed effect to second clearance mouth.
Optionally, an insertion strip is arranged on one of the opposite surfaces of the adjacent first organ expansion plates, an insertion slot for inserting the insertion strip is formed in the other surface of the adjacent first organ expansion plates, and the connecting piece comprises a connecting bolt which is arranged in a penetrating manner and is in threaded connection with the first organ expansion plates and the insertion strip.
Through adopting above-mentioned technical scheme, fix the cutting to the slot in through connecting bolt to make adjacent first organ expansion plate connect fixed to together, prevent that the flue gas from blowing out along the clearance between the adjacent first organ expansion plate, improved the sealing connection effect between the adjacent first organ expansion plate.
Optionally, a taking-out port is formed in the outer wall of the cover body and located at the same end of the first sliding grooves on the two sides, and the taking-out port is communicated with the first sliding grooves and used for allowing the first organ expansion plates to be taken out from the first sliding grooves.
Through adopting above-mentioned technical scheme, take out the setting of mouth and be convenient for adjust the quantity of first organ expansion plate in the first sliding tray, adopt the clearance pipe of different quantity can play further clearance effect to conversion mechanism to adopt a plurality of first organ expansion plates can further improve the sealed effect to second clearance mouth.
Optionally, plate bodies are fixedly arranged on the inner wall of the second cleaning opening and at positions where the two ends of the first sliding groove are located, and fixing pieces used for fixing the first organ expansion plate to the plate bodies are arranged on the plate bodies.
Through adopting above-mentioned technical scheme, the setting of plate body and mounting can be fixed first organ expansion plate to first sliding tray in to clearance to between first organ expansion plate and the second clearance mouth end seals, prevent that coal gas from blowing off along the clearance between first organ expansion plate and the second clearance mouth end, and fix the back to first organ expansion plate, can prevent that the clearance pipe from producing the clearance when driving first organ expansion plate is flexible and between the second clearance mouth, the indirect flexible effect to first organ expansion plate that has improved.
Optionally, an adjusting opening is formed in the first organ expansion plate and located at a position where the cleaning pipe penetrates through the adjusting opening, an elastic adjusting plate is arranged in the adjusting opening, the cleaning pipe penetrates through the adjusting plate and is fixedly connected to the elastic adjusting plate, and the cleaning pipe is arranged on the first organ expansion plate through the adjusting plate.
Through adopting above-mentioned technical scheme, the clearance pipe can drive elastic regulating plate and be located the opening and rely on the elastic deformation of self to adjust the angle of clearance pipe, further improved the clearance effect of clearance pipe to conversion mechanism.
Optionally, the second sealing element includes a second organ expansion plate disposed in the water outlet, two ends of the second organ expansion plate are fixedly disposed at two ends of the water outlet, second sliding grooves are disposed on the opposite surfaces of the water outlet, and two sides of the second organ expansion plate are located in the second sliding grooves on two sides and move in an expanding manner.
Through adopting above-mentioned technical scheme, the second organ expansion plate can seal the delivery port to prevent that the delivery port from leaking, improved the sealed effect to the delivery port.
Optionally, a plurality of openings are formed in the second organ type expansion plate, the drainage assembly comprises a cylinder body coaxially arranged in each opening and a plurality of elastic plates arranged in the cylinder body, the adjacent elastic plates are mutually abutted and arranged, the end portion, close to the inner wall of the cylinder body, of each elastic plate is a fixed end fixedly arranged on the cylinder body, the end portion, far away from the inner wall of the cylinder body, of each elastic plate is a free end capable of freely moving, and the cylinder body is closed when the elastic plates are in a natural state.
Through adopting above-mentioned technical scheme, remove through driving a plurality of elastic plates, make the second organ expansion plate be located the delivery port and stretch out and draw back, the second organ expansion plate can be located the delivery port and stretch out and draw back, thereby adjust the position of barrel, make a plurality of elastic plates can be located different positions on the delivery port and drain, the effect of drainage has been improved, operating personnel resists the elasticity of a plurality of elastic plates and drives the elastic plate and break away from the butt and can realize the drainage, the steam generator is simple in structure, and sealed effect has been improved, prevent that coal gas from being located the barrel and blow off.
In summary, the present application includes at least one of the following beneficial technical effects:
when the conversion mechanism is positioned in the shell and rotates, the cleaning mechanism can move along the length direction of the first cleaning port, so that the conversion mechanism is cleaned through the second cleaning port, the influence of coal gas on the conversion mechanism of the steam turbine is prevented, and the power generation effect of the generator is indirectly improved; the first sealing element can seal the second cleaning port, so that gas is prevented from being blown out along the first cleaning port and the second cleaning port when entering the machine shell, the second sealing element can seal the water outlet, so that gas is prevented from being blown out along the water outlet, and the drainage mechanism can drain water when needing to drain water;
the cleaning pipe is driven to move in the second cleaning port, so that the cleaning pipe drives the first organ expansion plate to expand and contract, the first organ expansion plate can achieve a closed effect on the second cleaning port while expanding and contracting, the movement of the cleaning pipe in the second cleaning port cannot be influenced, and the sealing effect on the second cleaning port is improved;
the cleaning pipe can drive the elastic adjusting plate to be located in the opening and deform by means of the elasticity of the cleaning pipe, so that the angle of the cleaning pipe is adjusted, and the cleaning effect of the cleaning pipe on the conversion mechanism is further improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a schematic diagram of a half-section structure for showing a slot and a slip according to an embodiment of the present application;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic diagram of a half-section structure for showing a first sliding groove and a second sliding groove of an embodiment of the present application;
fig. 5 is an enlarged view of a portion B in fig. 4.
Description of reference numerals: 1. a housing; 11. a first cleaning port; 12. a cover body; 121. a second cleaning port; 122. a first organ expansion plate; 123. a first sliding groove; 124. cutting; 125. a slot; 126. a connecting bolt; 127. a take-out port; 128. a plate body; 129. fixing the bolt; 13. cleaning the pipe; 131. a water outlet hole; 132. brushing; 133. a water inlet hose; 134. a delivery pump; 14. an adjustment port; 141. an adjusting plate; 15. a water outlet; 151. a second organ expansion plate; 152. a second sliding groove; 153. an opening; 154. an elastic plate; 155. and (4) a cylinder body.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a power generation system for integrally utilizing coal gas and steam waste heat of iron and steel enterprises. Referring to fig. 1, the power generation system utilizing the gas and steam waste heat of the iron and steel enterprises integrally comprises a casing 1 of a steam turbine, wherein a conversion mechanism for converting the heat energy of the steam into the mechanical energy of the rotation of a rotor of the steam turbine is arranged in the casing 1.
Combine fig. 1 and fig. 2, first clearance mouth 11 has been seted up on the roof of casing 1, first clearance mouth 11 sets up to the bar hole, the position that just is located first clearance mouth 11 place on casing 1's the outer wall is provided with the cover body 12 that is used for covering first clearance mouth 11 and establishes, the cover body 12 wholly is the cuboid setting, second clearance mouth 121 has been seted up on the cover body 12, second clearance mouth 121 sets up to the bar hole, second clearance mouth 121 is parallel arrangement each other with first clearance mouth 11, it is provided with a plurality of clearance mechanisms that are used for passing first clearance mouth 11 and clear up the conversion equipment to slide in the second clearance mouth 121 of cover body 12.
Referring to fig. 1 and 2, the cleaning mechanism includes a cleaning tube 13 slidably disposed on the second cleaning opening 121, an end portion of the cleaning tube 13 close to the switching mechanism is disposed in a closed manner, an end portion of the cleaning tube 13 far away from the switching mechanism is disposed in an opening 153, a plurality of water outlet holes (not shown in the figure) are disposed on the closed end of the cleaning tube 13, bristles 132 for abutting against the switching mechanism are disposed on the closed end of the cleaning tube 13, a water inlet hose 133 is disposed on the end portion of the cleaning tube 13 far away from the switching mechanism, a delivery pump 134 for delivering cleaning water into the cleaning tube 13 along the water inlet hose 133 is disposed on the cleaning tube 13, and the delivery pump 134 is disposed outside the cover body 12; in this embodiment, the water tank is prevented from being placed on the floor surface, and the end of the water inlet hose 133 remote from the cleaning pipe 13 may be placed in the water tank.
With reference to fig. 2 and 3, the cover body 12 is provided with a first sealing element for sealing the second cleaning opening 121 when the cleaning mechanism is used for cleaning, the first sealing element includes a plurality of first organ expansion plates 122, the cleaning tubes 13 are correspondingly penetrated and fixedly connected to the first organ expansion plates 122 one to one, the opposite surfaces of the second cleaning opening 121 are provided with first sliding grooves 123 (see fig. 4), two sides of the first organ expansion plates 122 are located in the first sliding grooves 123 at two sides for telescopic movement, the edge of the first organ expansion plates 122 abuts against the bottom wall of the first sliding grooves 123, and the cleaning tubes 13 are slidably disposed in the second cleaning opening 121 through the first organ expansion plates 122 and the first sliding grooves 123.
With reference to fig. 2 and 3, in order to improve the sealing effect between the adjacent first accordion expansion plates 122, one of the opposite surfaces of the adjacent first accordion expansion plates 122 is provided with a cutting bar 124, and the other surface is provided with a slot 125 for inserting the cutting bar 124; in the present embodiment, the cross section of the slot 125 is rectangular, and the insert 124 is disposed in cooperation with the rectangular slot 125; in order to fix the adjacent first organ expansion plates 122 together, a connecting piece for fixing the adjacent first organ expansion plates 122 together is arranged on the adjacent first organ expansion plates 122; the connecting piece includes wear to establish and threaded connection is at connecting bolt 126 on first organ expansion plate 122 and cutting 124, and connecting bolt 126 is provided with a plurality ofly along the width direction of first organ expansion plate 122.
With reference to fig. 1 and 2, in order to adjust the number of the cleaning tubes 13 and the first organ expansion plates 122, an extraction port 127 is formed in the outer wall of the housing 12 at a position corresponding to the same end of the first sliding grooves 123 on both sides, and the extraction port 127 is communicated with the first sliding grooves 123 and is used for extracting the first organ expansion plates 122 from the first sliding grooves 123; in order to fix the first organ expansion plates 122 at the two side edges of the plurality of first organ expansion plates 122 into the second cleaning opening 121, plate bodies 128 are fixedly arranged on the inner wall of the second cleaning opening 121 and at the positions of the two ends of the first sliding groove 123, and fixing pieces for fixing the first organ expansion plates 122 to the plate bodies 128 are arranged on the plate bodies 128; in this embodiment, the fixing member includes a fixing bolt 129 that is simultaneously inserted through and screwed to the first organ expansion plate 122 and the plate body 128.
With reference to fig. 1 and fig. 2, in order to adjust the orientation of the cleaning tube 13, the first organ expansion plate 122 is provided with an adjusting opening 14 at a position where the cleaning tube 13 is inserted, an elastic adjusting plate 141 is provided in the adjusting opening 14, the cleaning tube 13 is inserted and fixedly connected to the elastic adjusting plate 141, the cleaning tube 13 is provided on the first organ expansion plate 122 through the adjusting plate 141, in this embodiment, the width of the first cleaning opening 11 is greater than the width of the second cleaning opening 121.
Combine fig. 4 and fig. 5, it is located casing 1 and discharges to drive to wash water, delivery port 15 has been seted up on the diapire of casing 1, delivery port 15 sets up to the bar hole, delivery port 15 is parallel with second clearance mouth 121, be provided with on the delivery port 15 of casing 1 and be used for the second sealing member with delivery port 15 confined, the second sealing member is including setting up second organ expansion plate 151 in delivery port 15, the both ends of second organ expansion plate 151 are fixed to be set up at the both ends of delivery port 15, second sliding tray 152 has all been seted up on the face that delivery port 15 is relative, the both sides of second organ expansion plate 151 are located both sides second sliding tray 152 and stretch out and draw back and move, the edge butt joint of second organ expansion plate 151 is to on the diapire of second sliding tray 152.
Referring to fig. 4 and 5, the second sealing member includes a drain mechanism for draining the washing water in the cabinet 1 along the first sealing member; a plurality of openings 153 are formed in the expansion plate of the second organ expansion plate 151, the drainage assembly comprises a cylinder body 155 coaxially arranged in each opening 153 and a plurality of elastic plates 154 arranged in the cylinder body 155, the adjacent elastic plates 154 are mutually abutted and arranged, the end part of each elastic plate 154 close to the inner wall of the cylinder body 155 is a fixed end fixedly arranged on the cylinder body 155, the end part of each elastic plate 154 far away from the inner wall of the cylinder body 155 is a free end capable of freely moving, and the cylinder body 155 is closed when the elastic plates 154 are in a natural state.
The implementation principle of the power generation system for integrally utilizing the gas steam waste heat of the iron and steel enterprises in the embodiment of the application is as follows: when the conversion mechanism in the machine shell 1 needs to be cleaned, a proper amount of the cleaning pipe 13 and the first organ expansion plate 122 are selected, the first organ expansion plate 122 is moved into the first sliding groove 123 along the taking-out opening 127, the first organ expansion plates 122 are fixed through the connecting bolts 126 and the fixing bolts 129, the water inlet hoses 133 are communicated with a water source, the conveying pump 134 can convey cleaning water into the cleaning pipe 13 and discharge the cleaning water through water outlet holes, an operator holds the cleaning pipe 13 to drive the first organ expansion plate 122 to be located in the second cleaning opening 121, the angle of the cleaning pipe 13 is adjusted through the adjusting plate 141 to clean the conversion mechanism, the opening 153 is opened by resisting the elasticity of the elastic plates 154, the cleaned water is discharged along the gap between the adjacent elastic plates 154, the disassembly and cleaning in the turbine are not needed, the cleaning effect of the conversion mechanism is improved, the influence of coal gas on the conversion mechanism can be prevented, and the power generation effect of the generator is improved indirectly.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (7)

1. The utility model provides a steel enterprise coal gas steam waste heat utilization power generation system entirely, includes casing (1) of steam turbine, be provided with in casing (1) and be used for turning into the heat energy of steam the rotatory mechanical energy of steam turbine rotor shifter which characterized in that: a first cleaning port (11) is formed in the top wall of the machine shell (1), a cover body (12) used for covering the first cleaning port (11) is arranged on the outer wall of the machine shell (1) and located at the position of the first cleaning port (11), a second cleaning port (121) is formed in the cover body (12), a plurality of cleaning mechanisms used for cleaning the conversion mechanism through the first cleaning port (11) are arranged in the second cleaning port (121) of the cover body (12) in a sliding mode, a first sealing element used for sealing the second cleaning port (121) when the cleaning mechanisms are used for cleaning is arranged on the cover body (12), a water outlet (15) is formed in the bottom wall of the machine shell (1), a second sealing element used for sealing the water outlet (15) is arranged on the water outlet (15) of the machine shell (1), and the second sealing element comprises a water drainage mechanism used for draining cleaning water in the machine shell (1) along the first sealing element;
the cleaning mechanism comprises a cleaning pipe (13) which is arranged on the second cleaning opening (121) in a sliding mode, the end portion, close to the conversion mechanism, of the cleaning pipe (13) is arranged in a closed mode, the end portion, far away from the conversion mechanism, of the cleaning pipe (13) is arranged in an opening (153), a plurality of water outlet holes are formed in the closed end of the cleaning pipe (13), bristles (132) used for abutting against the conversion mechanism are arranged on the closed end of the cleaning pipe (13), a water inlet hose (133) is arranged at the end portion, far away from the conversion mechanism, of the cleaning pipe (13), and a conveying pump (134) used for conveying cleaning water into the cleaning pipe (13) along the water inlet hose (133) is arranged on the cleaning pipe (13);
the first sealing element comprises a plurality of first organ expansion plates (122), the cleaning pipes (13) are correspondingly arranged in a penetrating mode one by one and fixedly connected to the first organ expansion plates (122), first sliding grooves (123) are formed in the faces, opposite to the second cleaning openings (121), of the first organ expansion plates (122), the two sides of the first organ expansion plates (122) are located in the first sliding grooves (123) in the two sides to move in an extending mode, and connecting pieces used for fixing the adjacent first organ expansion plates (122) together are arranged on the adjacent first organ expansion plates (122).
2. The power generation system for integrally utilizing gas steam waste heat of the steel enterprises according to claim 1, which is characterized in that: one of the opposite surfaces of the adjacent first organ expansion plates (122) is provided with an inserting strip (124), the other surface is provided with an inserting groove (125) for the inserting strip (124) to insert, and the connecting piece comprises a connecting bolt (126) which is arranged in a penetrating manner and is in threaded connection with the first organ expansion plates (122) and the inserting strip (124).
3. The power generation system for integrally utilizing gas steam waste heat of the steel enterprises according to claim 2, characterized in that: an extraction port (127) is formed in the outer wall of the cover body (12) and is located at the same end of the first sliding grooves (123) on the two sides, and the extraction port (127) is communicated with the first sliding grooves (123) and is used for allowing the first organ expansion plates (122) to be extracted from the first sliding grooves (123).
4. The power generation system for integrally utilizing gas steam waste heat of the steel enterprises according to claim 3, characterized in that: plate bodies (128) are fixedly arranged on the inner wall of the second cleaning opening (121) and at the positions where the two ends of the first sliding groove (123) are located, and fixing pieces used for fixing the first organ expansion plate (122) to the plate bodies (128) are arranged on the plate bodies (128).
5. The power generation system for integrally utilizing gas steam waste heat of the steel enterprises according to claim 4, characterized in that: the cleaning device is characterized in that an adjusting opening (14) is formed in the position, penetrating through the cleaning pipe (13), of the first organ expansion plate (122), an elastic adjusting plate (141) is arranged in the adjusting opening (14), the cleaning pipe (13) penetrates through the adjusting plate (141) and is fixedly connected to the elastic adjusting plate (141), and the cleaning pipe (13) is arranged on the first organ expansion plate (122) through the adjusting plate (141).
6. The power generation system for integrally utilizing gas steam waste heat of the steel enterprises according to claim 5, wherein the power generation system comprises: the second sealing element comprises a second organ expansion plate (151) arranged in the water outlet (15), two ends of the second organ expansion plate (151) are fixedly arranged at two ends of the water outlet (15), second sliding grooves (152) are formed in the opposite surfaces of the water outlet (15), and two sides of the second organ expansion plate (151) are located in the second sliding grooves (152) on two sides and can move in an expansion mode.
7. The power generation system for integrally utilizing gas steam waste heat of the steel enterprises according to claim 6, wherein the power generation system comprises: a plurality of openings (153) are formed in the expansion plate of the second organ expansion plate (151), the drainage assembly comprises a cylinder body (155) and a plurality of elastic plates (154), the cylinder body (155) and the elastic plates (154) are coaxially arranged in each opening (153), the adjacent elastic plates (154) are mutually abutted, the end portion, close to the inner wall of the cylinder body (155), of each elastic plate (154) is a fixed end fixedly arranged on the cylinder body (155), the end portion, far away from the inner wall of the cylinder body (155), of each elastic plate (154) is a free end capable of moving freely, and the cylinder body (155) is closed when the elastic plates (154) are in a natural state.
CN202210308507.8A 2022-03-28 2022-03-28 Coal gas steam waste heat integral utilization power generation system for iron and steel enterprises Active CN114713528B (en)

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US11383347B2 (en) * 2019-04-24 2022-07-12 General Electric Company Methods for cleaning flow path components of power systems and sump purge kits
CN210220733U (en) * 2019-05-27 2020-03-31 浙江春晖环保能源股份有限公司 Steam turbine condenser convenient to clearance
CN111271144A (en) * 2020-03-19 2020-06-12 安徽誉特双节能技术有限公司 Steam and heat energy recovery device for steam turbine
CN112742808A (en) * 2020-12-22 2021-05-04 深圳市华胜建设工程有限公司 Sponge city rain flood drainage pipe inner wall cleaning device
CN214426026U (en) * 2021-03-10 2021-10-19 德清绿能热电有限公司 Soot cleaning device of boiler
CN216123359U (en) * 2021-09-17 2022-03-22 鲁南中联水泥有限公司 Steam-water intelligent management device for waste heat generator set

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