CN118188267A - Intelligent high-efficiency residual pressure power generation device for circulating water system - Google Patents
Intelligent high-efficiency residual pressure power generation device for circulating water system Download PDFInfo
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- CN118188267A CN118188267A CN202410614009.5A CN202410614009A CN118188267A CN 118188267 A CN118188267 A CN 118188267A CN 202410614009 A CN202410614009 A CN 202410614009A CN 118188267 A CN118188267 A CN 118188267A
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- rotating plate
- power generation
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- residual pressure
- generation device
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 133
- 238000010248 power generation Methods 0.000 title claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 2
- 239000012535 impurity Substances 0.000 description 10
- 238000001914 filtration Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000001816 cooling Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
- B01D29/036—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting ring shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6423—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a translational movement with respect to the filtering element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/08—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator for removing foreign matter, e.g. mud
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B15/00—Controlling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Hydraulic Turbines (AREA)
Abstract
The invention relates to the technical field of residual pressure power generation, in particular to an intelligent and efficient residual pressure power generation device of a circulating water system. The main shaft and the spiral case are coaxially arranged and extend out of the spiral case, and the runner blade can be rotatably arranged around the first direction. The follow-up mechanism comprises a shell and a rotating plate, wherein the shell and the volute are coaxially arranged and fixedly arranged on the volute, and the rotating plate and the shell are coaxially arranged and can be rotatably arranged in the shell around a first direction. According to the intelligent efficient residual pressure power generation device for the circulating water system, after the rotating wheel blade is moved to be abutted against the rotating plate, the rotating plate and the rotating wheel blade synchronously rotate, so that the normal operation of the rotating wheel blade is not affected even if the rotating wheel blade is abutted against the rotating plate, the intelligent efficient residual pressure power generation device for the circulating water system is convenient to use, and the working efficiency of the intelligent efficient residual pressure power generation device for the circulating water system is improved.
Description
Technical Field
The invention relates to the technical field of residual pressure power generation, in particular to an intelligent and efficient residual pressure power generation device of a circulating water system.
Background
In a normally used circulating water system, in order to ensure stable operation of production, certain margin is needed for system pressure, but the energy of backwater residual pressure is not utilized, so that certain energy waste is caused.
The residual pressure power generation of the circulating water system is a technology for pushing a water turbine by utilizing the margin pressure of a water return end in the industrial circulating water system so as to drive a generator to generate power. When the circulating water system is used, water is guided to the water turbine through the water guide pipe, the rotating wheel blades of the water turbine are pushed to rotate to drive the generator to generate power, the water doing work is discharged to the downstream through the tail water pipe and returns to the cooling tower to be cooled, the circulating water system is also provided with the side filtering device, and part of water flow is filtered through the side filtering device every time, so that suspended matters in the circulating water are removed, and the water flow quality is improved. The technology can convert surplus energy in the circulating water into electric energy, and the converted electric energy can be further used later.
The diagonal flow water turbine is one of the counter-impact water turbines, the runner blades of the diagonal flow water turbine are arranged on a conical surface concentric with the main shaft, the axes of the runner blades and the central line of the main shaft of the water turbine form an included angle of 45-60 degrees, and the inclined blades and the runner blades are adopted for cooperative adjustment.
However, because the water flowing from the blades and the inner wall of the runner chamber does not work on the blades, in order to ensure full use of the water flow, the blades of the diagonal flow turbine and the inner wall of the runner chamber need to be as close as possible, but because the diagonal flow turbine is in operation, the runner blades can cause axial displacement due to axial water thrust, temperature change and other factors, and the displacement can cause the blades to contact with the inner wall of the runner chamber, thereby influencing the normal operation and the use safety of the runner.
Therefore, the water turbine in the prior art generally adopts a mode of arranging a limit sensor on the blade, the distance between the blade and the inner wall of the runner chamber is detected, and when the distance between the blade and the inner wall of the runner chamber is smaller than a certain value, the water turbine is immediately closed, so that the damage to the device is avoided. However, when the device is used, if the limit sensor is damaged or distorted to cause monitoring errors, the normal operation and the use safety of the rotating wheel machine are also affected, and frequent shutdown also can affect the normal operation of the device, so that the power generation efficiency is reduced.
Disclosure of Invention
The invention provides an intelligent high-efficiency residual pressure power generation device of a circulating water system, which aims to solve the problems that the normal operation and the use safety of a turbine are also affected if a limit sensor is damaged or distorted to cause monitoring errors when the conventional residual pressure power generation device is used, and the normal operation of the device is also affected by frequent shutdown, so that the power generation efficiency is reduced.
The intelligent high-efficiency residual pressure power generation device of the circulating water system adopts the following technical scheme: the intelligent efficient residual pressure power generation device of the circulating water system comprises a turbine main body and a follow-up mechanism, wherein the turbine main body comprises a volute, a main shaft and a plurality of runner blades; the water flow can enter the volute; the main shaft and the volute are coaxially arranged and extend out of the volute, and one end of the main shaft extending out of the volute is connected with a generator; the spiral case is internally provided with a rotating wheel chamber, the main shaft can be rotatably arranged in the rotating wheel chamber around a first direction, and the first direction is the direction of the central axis of the spiral case; the main shaft is provided with a conical surface coaxial with the main shaft, the rotating wheel blades are uniformly distributed on the conical surface around a first direction, and the rotating wheel blades can be rotatably arranged around the first direction; the follow-up mechanism comprises a shell and a rotating plate, wherein the shell and the volute are coaxially arranged and fixedly arranged on the volute, and the shell is positioned at one side of the main shaft, which is far away from the generator, in a first direction; the shell is communicated with the rotating wheel chamber, and the rotating plate is coaxially arranged with the shell and can be rotatably arranged in the shell around a first direction; the intelligent efficient residual pressure power generation device of the circulating water system is provided with a first state and a second state, when the intelligent efficient residual pressure power generation device is in the first state, a space is reserved between the rotating wheel blade and the rotating plate, and at the moment, the rotating wheel blade can rotate around a first direction relative to the rotating plate; when the rotating wheel blade is in the second state, the rotating wheel blade is in butt joint with the rotating plate, and the rotating wheel blade rotates around the first direction at the moment so as to drive the rotating plate to synchronously rotate.
Further, the runner blade comprises a mounting shaft and a rotating plate, the mounting shaft is mounted on the conical surface of the main shaft, the rotating plate is fixedly connected with the mounting shaft, and the end surfaces of the rotating plate and one end, which are close to each other, of the rotating plate are all arranged to be friction surfaces.
Further, the rotating plate is obliquely arranged and is of an annular structure, the rotating plate is provided with a first end and a second end, the first end is located at one side, away from the main shaft, of the second end in the first direction, and the radius of the first end is smaller than that of the second end.
Further, a gap is reserved between the first end and the second end of the rotating plate and the inner wall surface of the shell, a diversion trench is defined between the rotating plate and the shell, a filter screen is arranged in the diversion trench, and the filter screen can filter water flow passing through the diversion trench.
Further, the end face of the filter screen, which is close to one end of the rotating plate, is fixedly connected with the rotating plate, and the end face of the filter screen, which is close to one end of the shell, is in sliding fit with the inner wall face of the shell.
Further, the filter screen includes filter segment and collection section, and the filter segment slope sets up in the collecting vat, and the collection section is arc structure, and filter segment and collection section rigid coupling just as integrated into one piece structure, the terminal surface that the filter segment is close to rotor plate one end and rotor plate rigid coupling, the terminal surface that the collection section is close to shell one end and shell inner wall face sliding fit.
Further, a drain outlet is formed in the shell and communicated with the diversion trench, a drain board is arranged at the drain outlet and can be used for plugging the drain outlet, and the drain board is detachably arranged on the shell.
Further, a plurality of support rods are fixedly arranged on the rotating plate, the support rods are uniformly distributed on the rotating plate around the first direction, the support rods are located in the diversion trenches, and the support rods are respectively in sliding fit with the inner wall surface of the shell.
Further, the volute is provided with a water inlet, and water flow can enter the volute from the water inlet; the shell is provided with a water outlet, the water outlet and the shell are coaxially arranged, and the water outlet is positioned at one side of the rotating plate, which is far away from the main shaft, along the first direction.
Further, the water inlet is externally connected with a first pipeline, the water outlet is externally connected with a return pipe, and the return pipe is communicated with the first pipeline through a main pipeline.
The beneficial effects of the invention are as follows: according to the intelligent high-efficiency residual pressure power generation device of the circulating water system, the follow-up mechanism is arranged on the rotating wheel body, during normal use, the intelligent high-efficiency residual pressure power generation device of the circulating water system is in a first state, water flows into the rotating wheel chamber in the volute, passes through the rotating wheel blades, and is caused to rotate around the first direction, the rotating wheel blades further drive the main shaft to synchronously rotate, the main shaft rotates to drive the power generator to operate, a space is reserved between the rotating wheel blades and the rotating plate, and the rotating wheel blades rotate around the first direction relative to the rotating plate. If the transfer vane blade produces the displacement in the use, after the runner blade removes to with the rotor plate butt, the high-efficient residual pressure power generation facility of circulating water system intelligence is in the second state this moment, the runner blade rotates around first direction and will drive the rotor plate and rotate in step, utilize the rotor plate to replace runner indoor wall and runner blade contact, and through making rotor plate and runner blade rotate in step, even runner blade and rotor plate butt also can not influence runner blade's normal operating, facilitate the use and improved circulating water system intelligence high-efficient residual pressure power generation facility's work efficiency.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic installation diagram of the overall structure of an embodiment of the intelligent high-efficiency residual pressure power generation device of the circulating water system;
FIG. 2 is a schematic diagram of the overall structure of an embodiment of the intelligent high-efficiency residual pressure power generation device for a circulating water system of the invention;
FIG. 3 is a front view of the overall structure of an embodiment of the intelligent high-efficiency residual pressure power generation device for a circulating water system of the present invention;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
fig. 5 is an enlarged view at B in fig. 4.
In the figure: 100. a turbine body; 110. a volute; 111. a water inlet; 120. a main shaft; 130. a rotor blade; 131. a mounting shaft; 132. a rotating piece; 140. a fixed bracket; 200. a follower mechanism; 210. a housing; 211. a water outlet; 220. a rotating plate; 230. a diversion trench; 240. a filter screen; 250. a sewage disposal plate; 260. a support rod; 300. a mounting frame; 400. a first pipeline; 500. a main pipe; 600. and (5) a return pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the intelligent high-efficiency residual pressure power generation device for the circulating water system is shown in fig. 1 to 5.
The intelligent high-efficiency residual pressure power generation device of the circulating water system comprises a turbine main body 100 and a follower mechanism 200, wherein the turbine main body 100 comprises a volute 110, a main shaft 120 and a plurality of runner blades 130. The water flow can enter the volute 110. The main shaft 120 is coaxially arranged with the volute 110 and extends out of the volute 110, and a generator is connected to one end of the main shaft 120 extending out of the volute 110. The scroll casing 110 has a rotor chamber therein, and the main shaft 120 is rotatably installed in the rotor chamber in a first direction, which is a central axis direction of the scroll casing 110. The spindle 120 has a conical surface coaxial with the spindle 120, the rotor blades 130 are uniformly distributed on the conical surface around the first direction, the rotor blades 130 are rotatably arranged around the first direction, and the spindle 120 can be driven to synchronously rotate when the rotor blades 130 rotate around the first direction.
The follower mechanism 200 includes a housing 210 and a rotating plate 220, the housing 210 is disposed coaxially with the volute 110 and fixedly mounted on the volute 110, and the housing 210 is located on a side of the main shaft 120 away from the generator in the first direction. The housing 210 communicates with the wheel chamber, and the rotation plate 220 is coaxially disposed with the housing 210 and rotatably installed in the housing 210 about a first direction. The intelligent efficient residual pressure power generation device of the circulating water system has a first state and a second state, when the intelligent efficient residual pressure power generation device is in the first state, a space is reserved between the rotating wheel blade 130 and the rotating plate 220, and at the moment, the rotating wheel blade 130 can rotate around a first direction relative to the rotating plate 220. When in the second state, the rotating wheel blade 130 abuts against the rotating plate 220, and at this time, the rotating wheel blade 130 rotates around the first direction to drive the rotating plate 220 to rotate synchronously.
Specifically, the volute 110 has a water inlet 111 thereon, and water flow is able to enter the volute 110 from the water inlet 111. The casing 210 is provided with a water outlet 211, the water outlet 211 is coaxially arranged with the casing 210, and the water outlet 211 is positioned at one side of the rotating plate 220 away from the main shaft 120 along the first direction.
In this embodiment, by providing the follower mechanism 200 on the turbine main body 100, during normal use, the intelligent high-efficiency residual pressure power generation device of the circulating water system is in the first state, and water flows into the runner chamber in the volute 110, passes through the plurality of runner blades 130, and causes the plurality of runner blades 130 to rotate around the first direction, and then drives the main shaft 120 to synchronously rotate through the plurality of runner blades 130, the main shaft 120 rotates to drive the generator to operate, and at this time, a space is reserved between the runner blades 130 and the rotating plate 220, and the runner blades 130 will rotate around the first direction relative to the rotating plate 220.
If the runner blade 130 generates displacement in the use process, after the runner blade 130 moves to be abutted against the rotating plate 220, the intelligent high-efficiency residual pressure power generation device of the circulating water system is in the second state, the runner blade 130 rotates around the first direction to drive the rotating plate 220 to synchronously rotate, the rotating plate 220 is utilized to replace the runner indoor wall to be in contact with the runner blade 130, and the rotating plate 220 and the runner blade 130 synchronously rotate, so that even if the runner blade 130 is abutted against the rotating plate 220, the normal operation of the runner blade 130 is not influenced, the use is convenient, and the working efficiency of the intelligent high-efficiency residual pressure power generation device of the circulating water system is improved.
In this embodiment, the rotor blade 130 includes a mounting shaft 131 and a rotating plate 132, the mounting shaft 131 is mounted on the conical surface of the main shaft 120, the rotating plate 132 is fixedly connected to the mounting shaft 131, and end surfaces of one ends of the rotating plate 132 and the rotating plate 220, which are close to each other, are all provided as friction surfaces.
In this embodiment, the end surfaces of the rotating plate 132 and the rotating plate 220, which are close to each other, are all set as friction surfaces, and when the intelligent efficient residual pressure power generation device of the circulating water system is in the second state, the rotating plate 132 can drive the rotating plate 220 to rotate synchronously through friction transmission.
In this embodiment, the rotating plate 220 is disposed obliquely and has a ring-shaped structure, specifically, the rotating plate 220 has a first end and a second end, the first end is located at a side of the second end away from the spindle 120 in the first direction, and the radius of the first end is smaller than that of the second end.
According to the embodiment, the rotating plate 220 is obliquely arranged, so that the rotating plate 220 can be matched with the rotating wheel blades 130 uniformly distributed on the conical surface, the distance between the rotating wheel blades 130 and the rotating plate 220 is reduced as much as possible, the amount of water flowing from the rotating wheel blades 130 and the rotating plate 220 is reduced, and the full utilization of the water is ensured.
In this embodiment, gaps are left between the first end and the second end of the rotating plate 220 and the inner wall surface of the housing 210, and a diversion trench 230 is defined between the rotating plate 220 and the housing 210, a filter screen 240 is disposed in the diversion trench 230, and the filter screen 240 is disposed towards one side of the water flow, so that the water flow passing through the diversion trench 230 can be filtered.
Further, an end surface of the filter 240 near one end of the rotating plate 220 is slidably matched with the rotating plate 220, and an end surface of the filter 240 near one end of the housing 210 is fixedly connected with an inner wall surface of the housing 210. Or the end face of the filter screen 240 near one end of the rotating plate 220 is fixedly connected with the rotating plate 220, and the end face of the filter screen 240 near one end of the shell 210 is in sliding fit with the inner wall face of the shell 210. When the rotating plate 220 rotates, the filter screen 240 rotates with the rotating plate 220.
In this embodiment, gaps are left between the first end and the second end of the rotating plate 220 and the inner wall surface of the housing 210, so that water flows can enter the diversion trench 230 from the gaps and pass through the filter screen 240, a part of water flows are filtered by the filter screen 240, and a certain amount of water flows are filtered each time in the whole cooling process, and suspended matters in circulating water are filtered and removed, so that the water quality is kept clean, the normal operation of a maintenance system is maintained, and the same filtering effect as that of a side filtering device in the circulating water system can be achieved when the water flows are used for generating electricity.
The water flow passing through the diversion trench 230 needs to pass through the gap between the first end of the rotation plate 220 and the inner wall surface of the casing 210 and the gap between the second end of the rotation plate 220 and the inner wall surface of the casing 210, and it needs to be specifically stated that the gap between the first end of the rotation plate 220 and the inner wall surface of the casing 210 and the gap between the second end of the rotation plate 220 and the inner wall surface of the casing 210 are not large, so that the local loss of hydraulic power is increased by the gap between the first end of the rotation plate 220 and the inner wall surface of the casing 210 and the blocking of the filter screen 240, and at this time, the hydraulic loss is mainly along the loss, and the proportion is not large, i.e. the water flow does not easily enter the diversion trench 230 and then runs out from the diversion trench 230, so that the utilization ratio of the water flow in the power generation process can be ensured.
And further fixedly connecting the filter screen 240 with the rotating plate 220, when the intelligent high-efficiency residual pressure power generation device of the circulating water system is in the first state, the filter screen 240 mainly collects impurities, when the intelligent high-efficiency residual pressure power generation device of the circulating water system is in the second state, the filter screen 240 synchronously rotates along with the rotating plate 220, and impurities on the filter screen 240 are cleaned by utilizing the centrifugal force generated by the rotation of the rotating plate 220.
In this embodiment, the filter screen 240 includes a filter segment and a collecting segment, the filter segment is obliquely disposed in the collecting tank, the collecting segment is of an arc structure, the filter segment is fixedly connected with the collecting segment and is of an integrally formed structure, the end face of the filter segment, which is close to one end of the rotating plate 220, is fixedly connected with the rotating plate 220, and the end face of the collecting segment, which is close to one end of the housing 210, is in sliding fit with the inner wall face of the housing 210.
In this embodiment, the filter screen 240 is divided into the filter segment and the collecting segment, the filter segment is utilized to play a main role in filtering, and the arc structure of the collecting segment is utilized to collect impurities, so that impurities flowing from the filter segment to the collecting segment are accumulated in the arc part, and the subsequent treatment is convenient.
In this embodiment, the housing 210 is provided with a drain, the drain is communicated with the diversion trench 230, a drain board 250 is disposed at the drain, the drain board 250 can seal the drain, and the drain board 250 is detachably mounted on the housing 210.
Specifically, the drain board 250 is connected to the housing 210 through a plurality of bolts, so that the drain board 250 can be detachably mounted on the housing 210, and a sealing gasket is disposed between the drain board 250 and the drain outlet, so as to prevent water flow from flowing out of the drain outlet.
In this embodiment, by setting the drain outlet and the drain board 250, when the impurities on the filter screen 240 need to be cleaned, the drain board 250 is opened by unscrewing the bolts, and then the impurities in the filter screen 240 and the diversion trench 230 are cleaned intensively.
In this embodiment, a plurality of support rods 260 are fixedly disposed on the rotating plate 220, the plurality of support rods 260 are uniformly distributed on the rotating plate 220 around the first direction, and the plurality of support rods 260 are located in the diversion trench 230, and the plurality of support rods 260 are respectively slidably engaged with the inner wall surface of the housing 210.
Further, the bottom end of each support rod 260 is provided with a ball for rolling engagement with the inner wall surface of the housing 210.
In this embodiment, by providing a plurality of support rods 260, the rotating plate 220 can rotate in the diversion trench 230 on the premise that a space is reserved between the first end and the second end of the rotating plate 220 and the inner wall surface of the housing 210.
In this embodiment, the intelligent efficient residual pressure power generation device of the circulating water system further includes a mounting frame 300, and the volute 110 is mounted on the mounting frame 300 through a fixing bracket 140.
In this embodiment, the water inlet 111 is externally connected with a first pipeline 400, the water outlet 211 is externally connected with a return pipe 600, the return pipe 600 is communicated with the first pipeline 400 through a main pipeline 500, and the main pipeline 500 is connected to a water circulation system.
Specifically, a first butterfly valve is arranged on the main pipeline 500, a second butterfly valve is arranged on the first pipeline 400, the first butterfly valve and the second butterfly valve are all in the prior art, when the first butterfly valve is started, the second butterfly valve is closed, cooling water directly flows back to the cooling tower to be cooled again, when the first butterfly valve is closed, water flow firstly passes through the first pipeline 400 and enters the volute 110 from the water inlet 111 after passing through the first pipeline 400, is discharged from the water outlet 211 after being supplied with power by the generator, and returns to the main pipeline 500 through the return pipe 600.
In combination with the above embodiment, the specific working process is as follows:
When the residual pressure is utilized to generate electricity, the first butterfly valve is closed, the second butterfly valve is started, water flow passes through the first pipeline 400 from the main pipeline 500 and enters the water inlet 111 of the volute 110 from the first pipeline 400, the intelligent high-efficiency residual pressure generating device of the circulating water system is in a first state in normal use, the water flow enters the rotating wheel chamber in the volute 110, passes through the rotating wheel blades 130 and causes the rotating wheel blades 130 to rotate around the first direction, the spindle 120 is driven to synchronously rotate through the rotating wheel blades 130, the spindle 120 rotates to drive the generator to operate, and at the moment, a space is reserved between the rotating wheel blades 130 and the rotating plate 220, namely, the rotating wheel blades 130 are not contacted with the rotating plate 220. The rotor blade 130 will rotate about the first direction relative to the rotating plate 220.
If the rotating wheel blade 130 generates displacement during use, when the rotating wheel blade 130 moves to abut against the rotating plate 220, the intelligent efficient residual pressure generating device of the circulating water system is in the second state, and the rotating plate 132 drives the rotating plate 220 to rotate synchronously through friction transmission.
In the whole power generation process, water flow can enter the diversion trench 230 from the gap between the second end of the rotating plate 220 and the housing 210, pass through the filter screen 240, filter a part of water flow by using the filter screen 240, and then be discharged into the water outlet 211 from the gap defined between the first end of the rotating plate 220 and the housing 210. And in the whole power generation process, a certain amount of water flow is filtered in the diversion trench 230 every time, suspended matters in the circulating water are removed through filtration, so that the water quality is kept clean, the normal operation of a maintenance system is maintained, and the power generation is performed by utilizing the water flow, and meanwhile, the power generation device can play the same role of filtering with a side filtering device in the circulating water system.
And when the intelligent efficient residual pressure power generation device of the circulating water system is in the first state, the filter screen 240 mainly collects impurities, and when the intelligent efficient residual pressure power generation device of the circulating water system is in the second state, the filter screen 240 synchronously rotates along with the rotating plate 220, and impurities on the filter screen 240 are cleaned by utilizing the centrifugal force generated by the rotation of the rotating plate 220.
When the impurities on the filter screen 240 need to be cleaned, the drain plate 250 is opened by unscrewing the bolts, and then the impurities in the filter screen 240 and the diversion trench 230 are intensively cleaned.
The water flow after power generation in the runner chamber returns to the main pipeline 500 from the return pipe 600, and returns to the cooling tower from the main pipeline 500 for cooling, so that the next use is facilitated.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (10)
1. Intelligent high-efficiency residual pressure power generation device for circulating water system, and is characterized in that: the turbine comprises a turbine body and a follower mechanism, wherein the turbine body comprises a volute, a main shaft and a plurality of runner blades; the water flow can enter the volute; the main shaft and the volute are coaxially arranged and extend out of the volute, and one end of the main shaft extending out of the volute is connected with a generator; the spiral case is internally provided with a rotating wheel chamber, the main shaft can be rotatably arranged in the rotating wheel chamber around a first direction, and the first direction is the direction of the central axis of the spiral case; the main shaft is provided with a conical surface coaxial with the main shaft, the rotating wheel blades are uniformly distributed on the conical surface around a first direction, and the rotating wheel blades can be rotatably arranged around the first direction; the follow-up mechanism comprises a shell and a rotating plate, wherein the shell and the volute are coaxially arranged and fixedly arranged on the volute, and the shell is positioned at one side of the main shaft, which is far away from the generator, in a first direction; the shell is communicated with the rotating wheel chamber, and the rotating plate is coaxially arranged with the shell and can be rotatably arranged in the shell around a first direction; the intelligent efficient residual pressure power generation device of the circulating water system is provided with a first state and a second state, when the intelligent efficient residual pressure power generation device is in the first state, a space is reserved between the rotating wheel blade and the rotating plate, and at the moment, the rotating wheel blade can rotate around a first direction relative to the rotating plate; when the rotating wheel blade is in the second state, the rotating wheel blade is in butt joint with the rotating plate, and the rotating wheel blade rotates around the first direction at the moment so as to drive the rotating plate to synchronously rotate.
2. The circulating water system intelligent high-efficiency residual pressure power generation device according to claim 1, wherein: the runner blade comprises a mounting shaft and a rotating plate, wherein the mounting shaft is mounted on the conical surface of the main shaft, the rotating plate is fixedly connected with the mounting shaft, and the end surfaces of one ends, close to each other, of the rotating plate and the rotating plate are all provided with friction surfaces.
3. The circulating water system intelligent high-efficiency residual pressure power generation device according to claim 2, characterized in that: the rotating plate is obliquely arranged and is of an annular structure, the rotating plate is provided with a first end and a second end, the first end is located at one side, away from the main shaft, of the second end in the first direction, and the radius of the first end is smaller than that of the second end.
4. The intelligent high-efficiency residual pressure power generation device of a circulating water system according to claim 3, wherein: a gap is reserved between the first end and the second end of the rotating plate and the inner wall surface of the shell, a diversion trench is defined between the rotating plate and the shell, a filter screen is arranged in the diversion trench, and the filter screen can filter water flow passing through the diversion trench.
5. The intelligent high-efficiency residual pressure power generation device of the circulating water system, according to claim 4, is characterized in that: the end face of the filter screen, which is close to one end of the rotating plate, is fixedly connected with the rotating plate, and the end face of the filter screen, which is close to one end of the shell, is in sliding fit with the inner wall face of the shell.
6. The circulating water system intelligent high-efficiency residual pressure power generation device according to claim 5, wherein: the filter screen includes filter segment and collection section, and the slope of filter segment sets up in the collecting vat, and the collection section is arc structure, and filter segment and collection section rigid coupling and integrated into one piece structure as one piece, the terminal surface that the filter segment is close to rotor plate one end and rotor plate rigid coupling, the terminal surface that the collection section is close to shell one end and shell inner wall face sliding fit.
7. The circulating water system intelligent high-efficiency residual pressure power generation device according to claim 6, wherein: the shell is provided with a drain outlet which is communicated with the diversion trench, a drain board is arranged at the drain outlet, the drain outlet can be plugged by the drain board, and the drain board is detachably arranged on the shell.
8. The circulating water system intelligent high-efficiency residual pressure power generation device according to claim 7, wherein: the rotating plate is fixedly provided with a plurality of support rods, the support rods are uniformly distributed on the rotating plate around the first direction, the support rods are located in the diversion trenches, and the support rods are respectively in sliding fit with the inner wall surface of the shell.
9. The circulating water system intelligent high-efficiency residual pressure power generation device according to claim 1, wherein: the volute is provided with a water inlet, and water flow can enter the volute from the water inlet; the shell is provided with a water outlet, the water outlet and the shell are coaxially arranged, and the water outlet is positioned at one side of the rotating plate, which is far away from the main shaft, along the first direction.
10. The circulating water system intelligent high-efficiency residual pressure power generation device according to claim 9, wherein: the water inlet is externally connected with a first pipeline, the water outlet is externally connected with a return pipe, and the return pipe is communicated with the first pipeline through a main pipeline.
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| CN101535632A (en) * | 2006-07-14 | 2009-09-16 | 欧鹏海德洛集团有限公司 | Bi-directional tidal flow hydroelectric turbine |
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