CN114458406A - Steam conveying control system for power plant - Google Patents
Steam conveying control system for power plant Download PDFInfo
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- CN114458406A CN114458406A CN202210039729.4A CN202210039729A CN114458406A CN 114458406 A CN114458406 A CN 114458406A CN 202210039729 A CN202210039729 A CN 202210039729A CN 114458406 A CN114458406 A CN 114458406A
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- 238000002485 combustion reaction Methods 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims description 31
- 230000005540 biological transmission Effects 0.000 claims description 24
- 238000001514 detection method Methods 0.000 claims description 15
- 239000008236 heating water Substances 0.000 claims description 14
- 238000003303 reheating Methods 0.000 claims description 9
- 239000000523 sample Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 230000006378 damage Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K11/00—Plants characterised by the engines being structurally combined with boilers or condensers
- F01K11/02—Plants characterised by the engines being structurally combined with boilers or condensers the engines being turbines
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- 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
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/08—Adaptations for driving, or combinations with, pumps
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- 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
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/12—Combinations with mechanical gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
- F01K9/00—Plants characterised by condensers arranged or modified to co-operate with the engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B33/00—Steam-generation plants, e.g. comprising steam boilers of different types in mutual association
- F22B33/18—Combinations of steam boilers with other apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D11/00—Feed-water supply not provided for in other main groups
- F22D11/02—Arrangements of feed-water pumps
- F22D11/06—Arrangements of feed-water pumps for returning condensate to boiler
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
- G01K1/146—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations arrangements for moving thermometers to or from a measuring position
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- General Physics & Mathematics (AREA)
- Water Supply & Treatment (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The invention belongs to the field of power plants, in particular to a steam conveying control system for a power plant, which aims at solving the problems that the steam produced by the existing power plant is generally conveyed through a pipeline, if the pipeline is damaged, heat escapes, so that energy is wasted, and if the maintenance is not found in time, the sprayed high-temperature steam is easy to damage people and objects, the following scheme is proposed, which comprises a combustion tower, a steam conveying pipeline, a steam turbine and a condenser, wherein the combustion tower is connected with the steam conveying pipeline, one end of the steam conveying pipeline is connected with the steam turbine, the steam turbine is connected with a condenser pipe, when the steam conveying control system is used, the energy of the steam can be converted into mechanical energy, the condensed water can be recycled, meanwhile, the steam conveying pipeline can be effectively and comprehensively checked, the problem that the pipeline leakage cannot be maintained in time is avoided, leading to greater accidents.
Description
Technical Field
The invention relates to the technical field of power plants, in particular to a steam delivery control system for a power plant.
Background
A thermal power plant, which is called a thermal power plant for short, is a plant for producing electric energy by using combustible materials (such as coal) as fuel, and the basic production process is as follows: the prime mover is usually a steam engine or a gas turbine, and in some smaller power stations, it is also possible to use an internal combustion engine, which all generate electricity by using the pressure drop in the process of converting high-temperature, high-pressure steam or gas into low-pressure air or condensed water through the turbine;
steam that the power plant produced generally all is carried through the pipeline, and the damaged then messenger heat of providing the pipeline is escaped, leads to the waste of the energy, if not discover in time to overhaul, then the injury is produced to people and thing easily to spun high temperature steam.
Disclosure of Invention
The invention aims to solve the problems that steam produced by a power plant in the prior art is generally conveyed through a pipeline, heat escapes to cause energy waste if the pipeline is damaged, and the sprayed high-temperature steam is easy to damage people and objects if the steam is not detected to be overhauled in time, so that the steam conveying control system for the power plant is provided.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a be used for power plant steam delivery control system, including combustion tower, steam conveying pipeline, steam turbine and condenser, the combustion tower is connected with steam conveying pipeline, steam conveying pipeline's one end is connected with steam turbine, be connected with the condenser pipe on the steam turbine, the one end and the condenser of condenser pipe are connected, be connected with the back flow on the condenser, the one end of back flow is connected with collects the liquid casing, be provided with conveying mechanism on the liquid casing, be provided with leakage detection mechanism on the steam conveying pipeline, be provided with the heating water tank in the combustion tower, and be provided with the preheater tube on the combustion tower inner wall, the one end and the conveying mechanism of preheater tube are connected, the other end and the heating water tank switch-on of preheater tube, be provided with the reheating pipe in the combustion tower, reheating pipe and heating water tank switch-on.
Preferably, the leakage detection mechanism comprises a rotating shell arranged on the steam conveying pipeline, a rotating shaft is rotatably arranged in the rotating shell, a plurality of impeller blades are arranged on the rotating shaft, one end of the rotating shaft extends to the outer side of the rotating shell and is fixedly connected with a worm, and high-temperature and high-pressure steam can drive the impeller blades and the rotating shaft to rotate when passing through the impeller blades.
Preferably, the leakage detection mechanism further comprises a support frame arranged on the steam conveying pipeline, first bearings are arranged on the support frame and the rotary shell, the same first rotary rod is arranged in the two first bearings, one end of the first rotary rod is fixedly connected with a worm wheel, the worm wheel is meshed with the worm, and the worm can drive the worm wheel to rotate and reduce the speed of the worm to improve the torsion.
Preferably, the top fixedly connected with rectangle frame of support frame, slidable mounting has the slider in the rectangle frame, and the rectangle frame internal rotation installs reciprocal lead screw, has seted up reciprocal lead screw through-hole on the slider, and reciprocal lead screw sets up in reciprocal lead screw through-hole, and the bottom of slider is provided with temperature detect probe, and reciprocal lead screw can drive the reciprocal displacement of slider.
Preferably, the first belt pulley of the other end fixedly connected with of first rotary rod, the one end of reciprocal lead screw extend to the outside and the fixedly connected with second belt pulley of rectangle frame, and the outside cover of second belt pulley and first belt pulley is equipped with same first belt, and first belt pulley can drive the second belt pulley through first belt and rotate.
Preferably, the conveying mechanism comprises a conveying cylinder arranged in the liquid collection shell, a piston is slidably mounted in the conveying cylinder, a slide rod is connected to one side of the piston, one end of the preheating pipe is communicated with the conveying cylinder, a one-way liquid discharge valve is arranged in the preheating pipe, a one-way liquid inlet valve is arranged on the conveying cylinder, and liquid water can be conveyed into the preheating pipe when the piston is displaced in a reciprocating manner.
Preferably, conveying mechanism still including set up in the transmission casing of album liquid casing one side, the internal rotation of transmission casing installs the bent axle, and the outside of bent axle is rotated the cover and is equipped with the transfer line, and the one end of slide bar extends to in the transmission casing and is connected with the one end rotation of transfer line, and the bent axle can drive the slide bar through the transfer line and reciprocate the displacement.
Preferably, the top of transmission housing is provided with two second bearings, is provided with same second rotary rod in two second bearings, and the fixed cover in the outside of second rotary rod is equipped with first bevel gear, and the top of bent axle extends to the outside of transmission housing and fixedly connected with second bevel gear, and second bevel gear meshes with first bevel gear mutually, and first bevel gear can drive second bevel gear and rotate.
Preferably, the one end of reciprocal lead screw extends to the outside of rectangle frame and fixedly connected with third belt pulley, and the one end fixedly connected with fourth belt pulley of second rotary rod, the outside cover of fourth belt pulley and third belt pulley are equipped with same second belt, and the third belt pulley passes through the second belt and drives the fourth belt pulley and rotate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the scheme, the rotating shell is matched with the rotating shaft and the impeller blades, and the worm is matched with the worm wheel, so that a small part of capacity can be converted into mechanical energy in the process of positive delivery of high-temperature and high-pressure steam, and the worm wheel rotates;
2. according to the scheme, the first belt pulley is matched with the second belt pulley through the first belt, the reciprocating lead screw is matched with the sliding block, so that the sliding block can effectively drive the temperature detection probe to move back and forth, the steam conveying pipeline is comprehensively monitored, and the phenomenon that the pipeline leakage cannot be overhauled in time to cause a greater accident is avoided;
3. according to the scheme, the third belt pulley and the second belt are matched with the fourth belt pulley, the first bevel gear is matched with the second bevel gear, and the crankshaft is matched with the slide rod and the piston through the transmission rod, so that the piston can reciprocate and water obtained after steam condensation is conveyed into the combustion tower again for heating and vaporization, and cyclic work-doing power generation is realized;
when the steam pipe is used, the energy of the steam can be converted into mechanical energy, the condensed water can be recycled, meanwhile, the steam conveying pipe can be effectively and comprehensively checked, and the phenomenon that the pipeline leakage cannot be overhauled in time to cause more accidents is avoided.
Drawings
FIG. 1 is a schematic diagram of a steam delivery control system for a power plant according to the present invention;
FIG. 2 is a schematic cross-sectional view of a combustor for a steam delivery control system of a power plant according to the present invention;
FIG. 3 is a schematic view of a liquid collection housing for a steam delivery control system of a power plant according to the present invention;
FIG. 4 is a schematic diagram of a drive housing for a steam delivery control system of a power plant in accordance with the present invention;
FIG. 5 is an enlarged schematic view of a steam delivery control system for a power plant as set forth in the invention at A in FIG. 1;
FIG. 6 is a schematic diagram of a rotating housing for a steam delivery control system of a power plant in accordance with the present invention;
FIG. 7 is a schematic top view of a rectangular frame of a steam delivery control system for a power plant according to the present invention;
fig. 8 is a perspective view of an impeller blade for a steam delivery control system of a power plant according to the present invention.
In the figure: 1 combustion tower, 2 steam conveying pipelines, 3 steam turbine, 4 condenser, 5 return pipe, 6 liquid collecting shell, 7 heating water tank, 8 preheating pipe, 9 reheating pipe, 10 rotating shell, 11 impeller blade, 12 worm, 13 first rotating rod, 14 worm wheel, 15 rectangular frame, 16 slide block, 17 reciprocating screw, 18 temperature detecting probe, 19 first belt pulley, 20 second belt pulley, 21 first belt, 22 conveying cylinder, 23 piston, 24 slide bar, 25 driving shell, 26 crankshaft, 27 transmission bar, 28 second rotating rod, 29 first bevel gear, 30 second bevel gear, 31 third belt pulley, 32 fourth belt pulley, 33 second belt pulley.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-8, a steam delivery control system for a power plant comprises a combustion tower 1, a steam delivery pipeline 2, a steam turbine 3 and a condenser 4, wherein the combustion tower 1 is connected with the steam delivery pipeline 2, one end of the steam delivery pipeline 2 is connected with the steam turbine 3, the steam turbine 3 is connected with a condenser pipe, one end of the condenser pipe is connected with the condenser 4, the condenser 4 is connected with a return pipe 5, one end of the return pipe 5 is connected with a liquid collecting shell 6, the liquid collecting shell 6 is provided with a delivery mechanism, the steam delivery pipeline 2 is provided with a leakage detection mechanism, a heating water tank 7 is arranged in the combustion tower 1, and a preheating pipe 8 is arranged on the inner wall of the combustion tower 1, one end of the preheating pipe 8 is connected with the conveying mechanism, the other end of the preheating pipe 8 is communicated with the heating water tank 7, a reheating pipe 9 is arranged in the combustion tower 1, and the reheating pipe 9 is communicated with the heating water tank 7.
In this embodiment, the leakage detection mechanism includes the rotary housing 10 that sets up on steam conveying pipeline 2, and the rotation axis is installed to the rotary housing 10 internal rotation, is provided with a plurality of impeller blades 11 on the rotation axis, and the one end of rotation axis extends to the outside of rotary housing 10 and through welded fastening be connected with worm 12, and high temperature high pressure steam can drive impeller blade 11 and rotation axis rotation when passing through impeller blade 11.
In this embodiment, the leakage detection mechanism further includes a support frame disposed on the steam delivery pipe 2, first bearings are disposed on the support frame and the rotary shell 10, the same first rotary rod 13 is disposed in the two first bearings, one end of the first rotary rod 13 is connected to the worm wheel 14 through welding, the worm wheel 14 is meshed with the worm 12, and the worm 12 can drive the worm wheel 14 to rotate and reduce the speed to promote the torque force.
In this embodiment, the top fixedly connected with rectangle frame 15 of support frame, slidable mounting has slider 16 in rectangle frame 15, and the reciprocal lead screw 17 is installed to the rotation in rectangle frame 15, has seted up reciprocal lead screw through-hole on the slider 16, and reciprocal lead screw 17 sets up in reciprocal lead screw through-hole, and the bottom of slider 16 is provided with temperature detect probe 18, and reciprocal lead screw 17 can drive slider 16 reciprocating displacement.
In this embodiment, the other end of the first rotating rod 13 is connected with a first belt pulley 19 through welding and fixing, one end of the reciprocating screw 17 extends to the outside of the rectangular frame 15 and is connected with a second belt pulley 20 through welding and fixing, the outside sleeves of the second belt pulley 20 and the first belt pulley 19 are provided with a same first belt 21, and the first belt pulley 19 can drive the second belt pulley 20 to rotate through the first belt 21.
In this embodiment, the conveying mechanism includes a conveying cylinder 22 disposed in the liquid collecting housing 6, a piston 23 is slidably mounted in the conveying cylinder 22, one side of the piston 23 is connected with a slide rod 24, one end of the preheating pipe 8 is connected with the conveying cylinder 22, a one-way liquid discharge valve is disposed in the preheating pipe 8, a one-way liquid inlet valve is disposed on the conveying cylinder 22, and liquid water can be conveyed into the preheating pipe 8 when the piston 23 reciprocates.
In this embodiment, the conveying mechanism further includes a transmission housing 25 disposed on one side of the liquid collecting housing 6, a crankshaft 26 is rotatably mounted in the transmission housing 25, a transmission rod 27 is rotatably sleeved on the outer side of the crankshaft 26, one end of the sliding rod 24 extends into the transmission housing 25 and is rotatably connected with one end of the transmission rod 27, and the crankshaft 26 can drive the sliding rod 24 to reciprocate through the transmission rod 27.
In this embodiment, two second bearings are arranged at the top of the transmission housing 25, a same second rotating rod 28 is arranged in the two second bearings, a first bevel gear 29 is arranged on the outer side of the second rotating rod 28 through a welding fixing sleeve, the top end of the crankshaft 26 extends to the outer side of the transmission housing 25 and is fixedly connected with a second bevel gear 30 through welding, the second bevel gear 30 is meshed with the first bevel gear 29, and the first bevel gear 29 can drive the second bevel gear 30 to rotate.
In this embodiment, one end of the reciprocating screw 17 extends to the outside of the rectangular frame 15 and is connected with a third belt pulley 31 through welding and fixing, one end of the second rotating rod 28 is connected with a fourth belt pulley 32 through welding and fixing, the outer side sleeves of the fourth belt pulley 32 and the third belt pulley 31 are provided with a same second belt 33, and the third belt pulley 31 drives the fourth belt pulley 32 to rotate through the second belt 33.
In this embodiment, the water in the heating water tank 7 is heated by the high temperature generated during combustion in the combustion tower 1, so that the water is heated to become steam and increase pressure, the steam enters the reheating pipe 9, the temperature of the steam is further raised, the higher the temperature of the steam is, the higher the energy conversion efficiency of the steam is, then the high-temperature and high-pressure steam enters the steam turbine 3 through the steam conveying pipeline 2 and drives the steam turbine 3 to operate, the transmitted mechanical energy can generate electricity, then the steam enters the condenser 4 and is condensed into liquid water to flow into the liquid collecting shell 6, in this process, the high-temperature and high-pressure steam can drive the rotating shaft to rotate through the impeller blades 11, the rotating shaft drives the worm 12 to rotate, the worm 12 drives the worm wheel 14 to rotate and reduce the speed to raise the torsion, the worm wheel 14 drives the first belt pulley 19 to rotate through the first rotating rod 13, the first belt pulley 19 drives the second belt pulley 20 to rotate through the first belt 21, the second belt pulley 20 drives the reciprocating screw 17 to rotate, the reciprocating screw 17 can drive the sliding block 16 to reciprocate when rotating, so that the slide block 16 can drive the temperature detection probe 18 to comprehensively monitor the steam conveying pipeline 2, meanwhile, the reciprocating screw 17 can drive a third belt pulley 31, the third belt pulley 31 drives a fourth belt pulley 32 to rotate through a second belt 33, the fourth belt pulley 32 drives a first bevel gear 29 to rotate through a second rotating rod 28, the first bevel gear 29 drives a second bevel gear 30 to rotate, the second bevel gear 30 drives a crankshaft 26 to rotate, the crankshaft 26 drives a slide rod 24 to reciprocate through a transmission rod 27, liquid water in the liquid collecting shell 6 can be continuously conveyed into the preheating pipe 8 when the slide rod 24 displaces, and the preheating pipe 8 preheats the liquid water and then flows into the heating water tank 7.
Example two
The difference from the first embodiment is that: the leakage detection mechanism comprises a rotary shell 10 arranged on the steam conveying pipeline 2, a rotary shaft is rotatably arranged in the rotary shell 10, a plurality of impeller blades 11 are arranged on the rotary shaft, and one end of the rotary shaft extends to the outer side of the rotary shell 10 and is fixedly connected with a small bevel gear; the leakage detection mechanism further comprises a support frame arranged on the steam conveying pipeline 2, first bearings are arranged on the support frame and the rotary shell 10, the same first rotary rod 13 is arranged in the two first bearings, one end of the first rotary rod 13 is fixedly connected with a large bevel gear, and the large bevel gear is meshed with a small bevel gear.
In the invention, the high temperature generated during combustion in the combustion tower 1 heats the water in the heating water tank 7, so that the water is heated to become steam and increase the pressure, the steam enters the reheating pipe 9, the temperature of the steam is further raised, the higher the temperature of the steam is, the higher the energy conversion efficiency of the steam is, then the high-temperature and high-pressure steam enters the steam turbine 3 through the steam conveying pipeline 2 and drives the steam turbine 3 to operate, the transmitted mechanical energy can generate electricity, then the steam enters the condenser 4 and is condensed into liquid water and flows into the liquid collecting shell 6, in the process, the high-temperature and high-pressure steam can drive the rotating shaft to rotate through the impeller blades 11, the rotating shaft drives the bevel pinion to rotate, the bevel pinion drives the bevel pinion to rotate and reduce the speed and raise the torsion, the worm wheel 14 drives the first belt pulley 19 to rotate through the first rotating rod 13, the first belt pulley 19 drives the second belt pulley 20 to rotate through the first belt 21, the second belt pulley 20 drives the reciprocating screw 17 to rotate, the reciprocating screw 17 can drive the sliding block 16 to reciprocate when rotating, so that the slide block 16 can drive the temperature detection probe 18 to comprehensively monitor the steam conveying pipeline 2, meanwhile, the reciprocating screw 17 can drive a third belt pulley 31, the third belt pulley 31 drives a fourth belt pulley 32 to rotate through a second belt 33, the fourth belt pulley 32 drives a first bevel gear 29 to rotate through a second rotating rod 28, the first bevel gear 29 drives a second bevel gear 30 to rotate, the second bevel gear 30 drives a crankshaft 26 to rotate, the crankshaft 26 drives a slide rod 24 to reciprocate through a transmission rod 27, liquid water in the liquid collecting shell 6 can be continuously conveyed into the preheating pipe 8 when the slide rod 24 displaces, and the preheating pipe 8 preheats the liquid water and then flows into the heating water tank 7.
The rest is the same as the first embodiment.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A steam conveying control system for a power plant comprises a combustion tower (1), a steam conveying pipeline (2), a steam turbine (3) and a condenser (4), and is characterized in that the combustion tower (1) is connected with the steam conveying pipeline (2), one end of the steam conveying pipeline (2) is connected with the steam turbine (3), the steam turbine (3) is connected with a condenser pipe, one end of the condenser pipe is connected with the condenser (4), a return pipe (5) is connected with the condenser (4), one end of the return pipe (5) is connected with a liquid collecting shell (6), a conveying mechanism is arranged on the liquid collecting shell (6), a leakage detection mechanism is arranged on the steam conveying pipeline (2), a heating water tank (7) is arranged in the combustion tower (1), a preheating pipe (8) is arranged on the inner wall of the combustion tower (1), one end of the preheating pipe (8) is connected with the conveying mechanism, the other end of the preheating pipe (8) is communicated with the heating water tank (7), a reheating pipe (9) is arranged in the combustion tower (1), and the reheating pipe (9) is communicated with the heating water tank (7).
2. The steam delivery control system for a power plant according to claim 1, wherein the leakage detection mechanism comprises a rotary housing (10) arranged on the steam delivery pipeline (2), a rotary shaft is rotatably mounted in the rotary housing (10), a plurality of impeller blades (11) are arranged on the rotary shaft, and one end of the rotary shaft extends to the outer side of the rotary housing (10) and is fixedly connected with a worm (12).
3. The steam delivery control system for the power plant according to claim 1, wherein the leakage detection mechanism further comprises a support frame disposed on the steam delivery pipe (2), the support frame and the rotating housing (10) are both provided with first bearings, the same first rotating rod (13) is disposed in the two first bearings, one end of the first rotating rod (13) is fixedly connected with a worm wheel (14), and the worm wheel (14) is meshed with the worm (12).
4. The steam conveying control system for the power plant according to claim 3, wherein a rectangular frame (15) is fixedly connected to the top of the supporting frame, a sliding block (16) is installed in the rectangular frame (15) in a sliding mode, a reciprocating lead screw (17) is installed in the rectangular frame (15) in a rotating mode, a reciprocating lead screw through hole is formed in the sliding block (16), the reciprocating lead screw (17) is arranged in the reciprocating lead screw through hole, and a temperature detection probe (18) is arranged at the bottom of the sliding block (16).
5. The steam delivery control system for the power plant according to claim 3, wherein the other end of the first rotating rod (13) is fixedly connected with a first belt pulley (19), one end of the reciprocating lead screw (17) extends to the outer side of the rectangular frame (15) and is fixedly connected with a second belt pulley (20), and the second belt pulley (20) and the outer side of the first belt pulley (19) are sleeved with the same first belt (21).
6. The steam delivery control system for the power plant as claimed in claim 1, wherein the delivery mechanism comprises a delivery cylinder (22) arranged in the liquid collecting shell (6), a piston (23) is slidably mounted in the delivery cylinder (22), a slide rod (24) is connected to one side of the piston (23), one end of the preheating pipe (8) is communicated with the delivery cylinder (22), a one-way drain valve is arranged in the preheating pipe (8), and a one-way liquid inlet valve is arranged on the delivery cylinder (22).
7. The steam delivery control system for the power plant as claimed in claim 1, wherein the delivery mechanism further comprises a transmission housing (25) arranged at one side of the liquid collecting housing (6), a crankshaft (26) is rotatably mounted in the transmission housing (25), a transmission rod (27) is rotatably sleeved outside the crankshaft (26), and one end of the sliding rod (24) extends into the transmission housing (25) and is rotatably connected with one end of the transmission rod (27).
8. The steam delivery control system for the power plant according to claim 7, wherein two second bearings are arranged at the top of the transmission housing (25), the same second rotating rod (28) is arranged in the two second bearings, a first bevel gear (29) is fixedly sleeved on the outer side of the second rotating rod (28), the top end of the crankshaft (26) extends to the outer side of the transmission housing (25) and is fixedly connected with a second bevel gear (30), and the second bevel gear (30) is meshed with the first bevel gear (29).
9. The steam delivery control system for the power plant according to claim 4, wherein one end of the reciprocating lead screw (17) extends to the outside of the rectangular frame (15) and is fixedly connected with a third belt pulley (31), one end of the second rotating rod (28) is fixedly connected with a fourth belt pulley (32), and the outer side of the fourth belt pulley (32) and the outer side of the third belt pulley (31) are sleeved with the same second belt (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210039729.4A CN114458406B (en) | 2022-01-14 | 2022-01-14 | Steam conveying control system for power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210039729.4A CN114458406B (en) | 2022-01-14 | 2022-01-14 | Steam conveying control system for power plant |
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| Publication Number | Publication Date |
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| CN114458406A true CN114458406A (en) | 2022-05-10 |
| CN114458406B CN114458406B (en) | 2024-01-30 |
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| CN202210039729.4A Active CN114458406B (en) | 2022-01-14 | 2022-01-14 | Steam conveying control system for power plant |
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| CN (1) | CN114458406B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190276A (en) * | 2013-03-27 | 2014-10-06 | Mitsubishi Heavy Ind Ltd | Power generation system |
| US20160125965A1 (en) * | 2014-10-29 | 2016-05-05 | Hitachi-Ge Nuclear Energy, Ltd. | Power Plant |
| CN108308686A (en) * | 2018-04-03 | 2018-07-24 | 谢桂林 | A kind of tobacco equipment exhausting moisture pipeline drainage device |
| CN212179615U (en) * | 2020-04-29 | 2020-12-18 | 江苏虞盛设备科技有限公司 | Steam recycling device of commercial water boiler |
| KR20210059905A (en) * | 2019-11-18 | 2021-05-26 | 한국중부발전(주) | Leakage detection method of Boiler spiral tube and method thereof |
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2022
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014190276A (en) * | 2013-03-27 | 2014-10-06 | Mitsubishi Heavy Ind Ltd | Power generation system |
| US20160125965A1 (en) * | 2014-10-29 | 2016-05-05 | Hitachi-Ge Nuclear Energy, Ltd. | Power Plant |
| CN108308686A (en) * | 2018-04-03 | 2018-07-24 | 谢桂林 | A kind of tobacco equipment exhausting moisture pipeline drainage device |
| KR20210059905A (en) * | 2019-11-18 | 2021-05-26 | 한국중부발전(주) | Leakage detection method of Boiler spiral tube and method thereof |
| CN212179615U (en) * | 2020-04-29 | 2020-12-18 | 江苏虞盛设备科技有限公司 | Steam recycling device of commercial water boiler |
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|---|---|
| CN114458406B (en) | 2024-01-30 |
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Denomination of invention: A Steam Transport Control System for Power Plants Granted publication date: 20240130 Pledgee: Dongying Rural Commercial Bank Co.,Ltd. Pledgor: Dongying Weidi Thermal Power Co.,Ltd. Registration number: Y2024980015300 |