CN113756887A - Energy storage method for steam turbine generator - Google Patents
Energy storage method for steam turbine generator Download PDFInfo
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- CN113756887A CN113756887A CN202110977707.8A CN202110977707A CN113756887A CN 113756887 A CN113756887 A CN 113756887A CN 202110977707 A CN202110977707 A CN 202110977707A CN 113756887 A CN113756887 A CN 113756887A
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- storage tank
- hot water
- water storage
- boiler
- steam turbine
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- 238000004146 energy storage Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 245
- 230000001105 regulatory effect Effects 0.000 claims abstract description 21
- 238000004891 communication Methods 0.000 claims abstract description 9
- 239000007921 spray Substances 0.000 claims description 98
- 238000005406 washing Methods 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 22
- 244000309464 bull Species 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 16
- 230000001276 controlling effect Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 description 15
- 230000037431 insertion Effects 0.000 description 15
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 238000011010 flushing procedure Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004056 waste incineration Methods 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
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/14—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to other specific conditions
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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
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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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
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/32—Feed-water heaters, i.e. economisers or like preheaters arranged to be heated by steam, e.g. bled from turbines
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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
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/32—Feed-water heaters, i.e. economisers or like preheaters arranged to be heated by steam, e.g. bled from turbines
- F22D1/325—Schematic arrangements or control devices therefor
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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
- F22D1/00—Feed-water heaters, i.e. economisers or like preheaters
- F22D1/50—Feed-water heaters, i.e. economisers or like preheaters incorporating thermal de-aeration of feed-water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/04—Feeding and driving arrangements, e.g. power operation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
Abstract
The application relates to an energy storage method for a turbonator, which comprises the following steps of communicating a boiler for burning garbage with a hot water storage tank, injecting a certain amount of demineralized water into the hot water storage tank, and arranging a safety valve on the hot water storage tank; regulating valves are arranged on a communication pipeline of the hot water storage tank and the boiler, and when the load of the steam turbine generator is consistent with the self maximum load, the regulating valves are opened to enable steam to enter the hot water storage tank until the load of the steam turbine generator is lower than the self maximum load; the hot water storage tank sets up the hot-water pump, the hot-water pump communicates in the boiler oxygen-eliminating device, when turbo generator load is less than rated load, start the hot-water pump, make the demineralized water that is heated in the hot water storage tank send into to the boiler oxygen-eliminating device in, with the steam consumption that reduces the boiler, promote the boiler output, with the operation load that promotes turbo generator, it is difficult great and need not to restrict the effect of boiler output because of turbo generator overload to possess turbo generator load fluctuation in actual work.
Description
Technical Field
The application relates to the field of steam energy storage, in particular to an energy storage method for a steam turbine generator.
Background
The common domestic garbage is treated in a boiler for incineration, and then high-pressure steam is generated to drive a turbine generator to operate so as to obtain power.
The existing waste incineration power plant generally drives one turbonator by two or more than two boilers, and the capacity of the turbonator is generally smaller in consideration of economy.
In view of the above-mentioned related technologies, the inventor believes that the components of the garbage are not completely the same, the heat generated during combustion in the boilers is also different, and the operating load of the boilers is difficult to control, so that when a plurality of boilers are all in high-load operation, the turbonator is easily operated in an overload state, and when a plurality of boilers are in low-load operation, the turbonator is easily operated in a low-load state, and the turbonator is easily subjected to a large load fluctuation in actual operation.
Disclosure of Invention
In order to reduce load fluctuations of the steam turbine generator during actual operation, the application provides an energy storage method for the steam turbine generator.
The energy storage method for the steam turbine generator adopts the following technical scheme:
an energy storage method for a steam turbine generator specifically comprises the following steps.
Step 1, communicating a boiler for burning garbage with a hot water storage tank, injecting a certain amount of demineralized water into the hot water storage tank, and arranging a safety valve on the hot water storage tank;
step 2, arranging an adjusting valve on a communication pipeline of the hot water storage tank and the boiler, opening the adjusting valve when the load of the turbonator is consistent with the self maximum load, enabling steam to enter the hot water storage tank, maintaining the turbonator to operate at the maximum load until the load of the turbonator is lower than the self maximum load, and closing the adjusting valve;
and 3, arranging a hot water pump in the hot water storage tank, communicating the hot water pump with the boiler deaerator, and starting the hot water pump when the load of the turbonator is smaller than the rated load, so that the heated desalted water in the hot water storage tank is sent into the boiler deaerator, the steam consumption of the boiler is reduced, the output of the boiler is improved, and the operation load of the turbonator is improved.
By adopting the technical scheme, when the work load of the boiler is close to the maximum load of the turbonator, the regulating valve is opened, so that excessive steam in the boiler is introduced into the hot water storage tank, the load of the turbonator is not easy to be overlarge, when the work load of the boiler is small, the steam which is sent into the hot water storage tank before can heat the demineralized water in the hot water storage tank, then the high-temperature demineralized water can be sent into the deaerator of the boiler through the hot water pump, the steam consumption is reduced, the operation load of the turbonator is not easy to be undersize, the load of the turbonator is not easy to be overlarge or undersize, large fluctuation is not easy to generate, the equipment can operate stably and safely, the turbonator can work stably, and the combustion condition of the boiler does not need to be regulated according to the condition of the turbonator all the time, so that the boiler can always keep higher garbage disposal speed.
Optionally, in the step 2, the regulating valve is electrically connected to a regulating control machine, the regulating control machine is electrically connected to a steam turbine pressure sensor, the steam turbine pressure sensor is located in the main steam pipeline, and the regulating control machine is electrically connected to a regulating power supply.
Through adopting above-mentioned technical scheme for the start-up of governing valve can carry out regulation and control by oneself according to the steam pressure in the turbo generator, does not need artifical too much inside atmospheric pressure numerical value of paying attention to turbo generator always, and is comparatively convenient.
Optionally, the hot water pump is communicated with the bottom of the hot water storage tank, a water temperature sensor and a storage tank liquid level meter are arranged at the bottom of the hot water storage tank, the storage tank liquid level meter and the water temperature sensor are electrically connected to the regulating and controlling machine, the hot water storage tank is provided with a water inlet valve, and the regulating and controlling machine is electrically connected to the water inlet valve to control the water inlet valve to be opened so that demineralized water is input into the hot water storage tank.
Through adopting above-mentioned technical scheme, make when the inside demineralized water liquid level of hot water storage tank is lower or the demineralized water reaches higher temperature, but the automatic control valve that intakes is opened, make corresponding demineralized water pipeline input normal atmospheric temperature demineralized water in the hot water storage tank, carry out appropriate reduction to normal liquid level or with the temperature in the hot water storage tank in the promotion hot water storage tank, so that the hot water storage tank can normally carry out the suction of steam in the boiler, help turbo generator's load to be difficult for too big.
Optionally, a storage tank steam pressure sensor is arranged at the upper part in the hot water storage tank, the storage tank steam pressure sensor is electrically connected with the regulation and control machine, and the regulation and control machine is electrically connected with an audible and visual alarm.
Through adopting above-mentioned technical scheme for when the relief valve goes wrong and normally work and make steam pressure in the hot water storage tank too big, audible-visual annunciator reports to the police, reminds the staff to carry out emergency shutdown inspection.
Optionally, the hot water pump is electrically connected to the regulation control machine, the regulation control machine is electrically connected to a deaerator liquid level meter, the deaerator liquid level meter is arranged in the boiler deaerator, and the regulation control machine is electrically connected to the hot water pump.
Through adopting above-mentioned technical scheme for when hot water liquid level is lower in the boiler oxygen-eliminating device, the demineralized water of hot water pump automatic control in with the hot water storage tank sends into to the boiler oxygen-eliminating device in, makes the water level be difficult for crossing low excessively in the boiler, makes the normal work of boiler produce sufficient steam and makes turbo generator carry out normal work.
Optionally, hot water storage tank intercommunication has reservation valve and blowoff valve, and the storage tank entry has been seted up to the hot water storage tank, and the sealed dismantlement of storage tank entry is connected with the entry shrouding, and the hot water storage tank outside is equipped with the washing frame that one end is portable to get into to the hot water storage tank in, washes and puts up the washing terminals that is equipped with the several and can move towards hot water storage tank inner wall blowout high pressure water.
Through adopting above-mentioned technical scheme, when making there is certain incrustation scale in the hot water storage tank, send into the detergent through reserving the valve earlier, then discharge waste water through the blowoff valve, detach the entry shrouding again, then wash the frame immigration to the hot water storage tank in, make the washing terminals can be towards the inner wall blowout high pressure water of hot water storage tank in order to wash hot water storage tank inner wall, with the incrustation scale in the hot water storage tank of removing as far as possible, then enter into to carry out a more careful washing in the hot water storage tank by the manual work again, make artificial cleaning's work load greatly reduced.
Optionally, the outside of the hot water storage tank is provided with an outer tank frame, the outer tank frame is connected with a group of transmission rollers in a rotating mode, transmission of the transmission rollers is connected with a transmission belt, the transmission belt is provided with a belt block connected to the flushing frame and located at the outer end of the hot water storage tank, the outer tank frame is provided with a guide rod, and the guide rod penetrates through the belt block.
Through adopting above-mentioned technical scheme, the rotation of driving roller makes driving belt carry out the transmission for the belt piece carries out synchronous movement along with driving belt, makes the washing frame driven and carries out synchronous movement, so that will wash the frame and send into to hot water storage tank inside.
Optionally, the washing frame includes the tip piece of locating the belt piece, sealed rotation connects and communicates in the bull stick of tip piece, revolutes the several rows of shower nozzle poles that the bull stick axis communicates in the bull stick outer wall, and each shower nozzle pole all communicates corresponding to a washing terminals, and there is overlap range the two adjacent shower nozzle spun high pressure water of same row.
Through adopting above-mentioned technical scheme, outside high pressure water pump is gone into water pump to the tip piece, then spouts from washing terminals through bull stick and shower nozzle pole again to the bull stick drives whole washing terminals and rotates at washing terminals during operation, makes hot water storage tank circumference inner wall can obtain a comparatively abundant washing.
Optionally, tip rotation center point department intercommunication that the bull stick is located the hot water storage tank has the fixed spray lance, and the equal sliding connection in fixed spray lance both ends has the initiative spray lance, and initiative spray lance intercommunication has the driven spray lance that is close to the inside terminal surface that the hot water storage tank seted up the storage tank entry, and the water jet has all been seted up to fixed spray lance, initiative spray lance and the inside terminal surface of the hot water storage tank that the driven spray lance orientation is close to separately, and the hot water storage tank is equipped with the spray lance drive mechanism that drives initiative spray lance along hot water storage tank radial movement.
Through adopting above-mentioned technical scheme for the tip inner wall of hot water storage tank also can be cleared up by better, the work load when further reducing artifical follow-up washing.
Optionally, the spray lance driving mechanism includes a worm wheel rotatably connected to the fixed spray lance, a worm rotatably connected to the end face of the rotating rod, two threaded cylinders coaxially connected to the worm wheel, two threaded rods respectively connected to the two active spray lances in a one-to-one correspondence and in a one-to-one correspondence, an insertion block insertable into the outer wall of the hot water storage tank at one end deviating from the inlet of the storage tank, and a worm rotating rod rotatably connected to the insertion block and penetrating through the hot water storage tank, wherein the worm rotating rod is located in the hot water storage tank and one end of the worm rotating rod is inserted into the center of the end face of the worm.
Through adopting above-mentioned technical scheme, make when the bull stick is sent into to the hot water storage tank, peg graft the piece and peg graft corresponding to the outside terminal surface of hot water storage tank, make the worm bull stick can correspond peg graft in the worm, then rotate the worm bull stick, make the worm rotate, the worm wheel rotates, two screw thread section of thick bamboo rotate, the threaded rod moves along screw thread section of thick bamboo length direction, make two initiative spray lances keep away from mutually, the circumference inner wall of initiative spray lance orientation hot water storage tank moves, make driven spray lance move by the initiative spray lance drive of corresponding intercommunication, make driven spray lance and initiative spray lance homoenergetic carry out the washing of bigger area to the hot water storage tank inside terminal surface that is close to mutually, and initiative spray lance and driven spray lance can pass through the storage tank entry smoothly.
In summary, the present application includes at least one of the following benefits:
1. the load of the turbonator is not easy to be too large or too small, large fluctuation is not easy to generate, the equipment is operated stably and safely, the turbonator can work stably, the combustion condition of the boiler does not need to be adjusted according to the condition of the turbonator all the time, and the boiler can keep high garbage treatment speed all the time;
2. the incrustation scale in the hot water storage tank is removed as far as possible, and then the water enters the hot water storage tank manually to be washed more carefully, so that the workload of manual cleaning is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of the composition of the elements of the present application;
FIG. 2 is a schematic sectional view of a hot water storage tank according to the present application;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is an enlarged view at B in fig. 2.
Description of reference numerals: 1. a hot water storage tank; 11. a driven spray rod; 12. a water jet; 13. a worm gear; 14. a threaded rod; 15. an insertion block; 16. a worm rotating rod; 17. a threaded barrel; 18. a worm; 19. rotating the motor; 2. a safety valve; 21. a drive belt; 22. a belt block; 23. a guide bar; 24. an end block; 25. a rotating rod; 26. a nozzle rod; 27. washing the spray head; 28. fixing a spray rod; 29. a driving spray rod; 3. adjusting a valve; 31. a storage tank steam pressure sensor; 32. a blowoff valve; 33. a reserve valve; 34. a storage tank inlet; 35. an inlet seal plate; 36. a washing rack; 38. an outer tank frame; 39. a driving roller; 41. a hot water pump; 42. adjusting a control machine; 43. a steam turbine steam pressure sensor; 44. adjusting a power supply; 45. a water temperature sensor; 46. a tank level gauge; 47. a water inlet valve; 48. an audible and visual alarm; 49. a deaerator liquid level meter; 51. a motor gear; 52. a rotating rod gear; 53. a communicating pipe; 54. a turntable; 55. inserting grooves; 56. a limiting rod; 57. a spray bar block; 58. and (6) butting against blocks.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
The embodiment of the application discloses an energy storage method for a steam turbine generator, which specifically comprises the following steps:
step 1, communicating two boilers burning garbage with a same hot water storage tank 1, wherein the hot water storage tank 1 is horizontal, the circumferential outer wall of the hot water storage tank 1 is connected with a water inlet valve 47 in a flange mode, the water inlet valve 47 is an electromagnetic valve, one end, far away from the hot water storage tank 1, of the water inlet valve 47 is communicated with a corresponding desalted water pipeline, and the hot water storage tank 1 is connected with a safety valve 2 in a flange mode;
step 2, arranging a regulating valve 3 on a communicating pipeline of the hot water storage tank 1 and the boiler, wherein the regulating valve 3 is an electromagnetic valve, and when the load of the turbonator is consistent with the maximum load of the turbonator, opening the regulating valve 3 to enable steam to enter the hot water storage tank 1, maintaining the maximum load operation of the turbonator until the load of the turbonator is lower than the maximum load of the turbonator, and closing the regulating valve 3;
and 3, connecting a hot water pump 41 to the bottom of the hot water storage tank 1 through a flange, wherein the hot water pump 41 is a high-flow variable frequency pump, and the working frequency of the hot water pump 41 is about 10Hz so as to reduce the possibility of cavitation of the hot water pump 41. The hot water pump 41 communicates in the boiler oxygen-eliminating device, and the boiler oxygen-eliminating device is the essential equipment of intaking of boiler, and the demineralized water that gets into the boiler all needs the processing through the boiler oxygen-eliminating device to the boiler can be with some steam input of self in to the boiler oxygen-eliminating device with the normal atmospheric temperature demineralized water to in the boiler oxygen-eliminating device heat, makes the demineralized water temperature that gets into to the boiler higher. When the load of the turbonator is smaller than the rated load, the hot water pump 41 is started, so that the heated desalted water in the hot water storage tank 1 is sent into the boiler deaerator, the steam consumption of the boiler is reduced, the output of the boiler is improved, and the operation load of the turbonator is improved.
Referring to fig. 1, a steam turbine pressure sensor 43 is installed in the main steam pipeline, the steam turbine pressure sensor 43 is electrically connected with an adjusting control machine 42, the adjusting control machine 42 internally comprises an analog/digital (A/D) converter, a Programmable Logic Controller (PLC), a digital/analog (D/A) converter and a contactor, the adjusting control machine 42 is electrically connected with an adjusting valve 3, the adjusting control machine 42 is electrically connected with an adjusting power supply 44, when the steam turbine generator is detected to have steam pressure exceeding a preset standard value in the adjusting control machine 42, the adjusting control machine 42 controls the adjusting valve 3 to be communicated with an external power supply to be opened so that steam in the steam turbine generator enters the hot water storage tank 1, and the load of the steam turbine generator is reduced.
Referring to fig. 1, a storage tank vapor pressure sensor 31 is installed at the top inside a hot water storage tank 1, a water temperature sensor 45 is installed at the bottom inside the hot water storage tank 1, a storage tank liquid level meter 46 with a detection end located inside the hot water storage tank 1 is detachably connected to the outside of the hot water storage tank 1, the storage tank liquid level meter 46 is a magnetic turning plate liquid level meter, the storage tank liquid level meter 46, the water temperature sensor 45 and the storage tank vapor pressure sensor 31 are electrically connected to an adjusting and controlling machine 42, the adjusting and controlling machine 42 is electrically connected to a water inlet valve 47, the adjusting and controlling machine 42 is electrically connected to an audible and visual alarm 48, so that when the storage tank vapor pressure sensor 31 detects that the vapor pressure inside the hot water storage tank 1 is too high, or the storage tank liquid level meter 46 detects that the liquid level inside the hot water storage tank 1 exceeds three fifths of the inside the hot water storage tank 1, the audible and visual alarm 48 is communicated with an external power supply to give an alarm, so that a worker can shut down and overhaul in time, and when the water temperature sensor 45 detects that the demineralized water in the hot water storage tank 1 reaches a rated temperature, or when the storage tank liquid level meter 46 detects that the liquid level in the hot water storage tank 1 is higher, the water inlet valve 47 is communicated with an external power supply to be opened, so that normal-temperature desalted water is fed into the hot water storage tank 1 through a desalted water pipeline.
Referring to fig. 1, the inside oxygen-eliminating device level gauge 49 that is connected with the sense terminal in the boiler oxygen-eliminating device can be dismantled to boiler oxygen-eliminating device outside, oxygen-eliminating device level gauge 49 is the magnetism board level gauge that turns over, oxygen-eliminating device level gauge 49 electricity is connected in regulation accuse machine 42, regulation accuse machine 42 electricity is connected in hot-water pump 41, make when the water level is crossed low in the boiler oxygen-eliminating device, hot-water pump 41 intercommunication external power supply sends into the high temperature demineralized water in the hot water storage tank 1 to the boiler oxygen-eliminating device in, until reaching the boiler oxygen-eliminating device liquid level that regulation accuse machine 42 predetermines.
The outer wall of the upper part of the hot water storage tank 1 is connected with a flange and communicated with a reserved valve 33, the outer wall of the bottom of the hot water storage tank 1 is connected with a flange and communicated with a drain valve 32, AX liquid scale remover is fed into the reserved valve 33, so that scale in the hot water storage tank 1 is softened or dissolved as much as possible, and then wastewater is discharged through the drain valve 32. The center department of 1 one end of hot water storage tank runs through and has seted up storage tank entry 34, and the radius of storage tank entry 34 is half of the internal diameter of hot water storage tank 1, and storage tank entry 34 axis is the same with the axis of hot water storage tank 1, and storage tank entry 34 sealing flange has entry shrouding 35, will enter into entry shrouding 35 and dismantle to carry out a more abundant clearance in the workman gets into to hot water storage tank 1.
Referring to fig. 2, the outer wall of the one end of the hot water storage tank 1 provided with the storage tank inlet 34 is detachably connected with a horizontal tank outer frame 38 through screws, the length direction of the tank outer frame 38 is parallel to the axis direction of the hot water storage tank 1, the lower part of the tank outer frame 38 is rotatably connected with two transmission rollers 39, the tank outer frame 38 is provided with a three-phase asynchronous motor with an output shaft coaxially and fixedly connected with one transmission roller 39, a transmission belt 21 is connected between the two transmission rollers 39 in a transmission manner, the transmission belt 21 is horizontal, the transmission direction of the transmission belt 21 is parallel to the length direction of the tank outer frame 38, the lower surface of the transmission belt 21 is fixedly connected with a belt block 22, the lower part of the tank outer frame 38 is fixedly connected with a horizontal guide rod 23, the length direction of the guide rod 23 is parallel to the length direction of the tank outer frame 38, and the tank outer frame 38 penetrates through the belt block 22 along the length direction. The belt block 22 is fitted with a wash rack 36.
Referring to fig. 2, the washing frame 36 includes an end block 24 detachably connected to the lower surface of the belt block 22 by screws, the end block 24 is hollow inside, the end block 24 is rotatably connected to a horizontal rotating rod 25 toward the vertical side of the hot water storage tank 1 in a sealing manner, the rotating rod 25 is hollow inside and the rotating rod 25 is communicated with the end block 24, the rotating axis of the rotating rod 25 is consistent with the horizontal axis of the rotating rod 25, and the axis of the rotating rod 25 is consistent with the axis of the hot water storage tank 1. The end block 24 is detachably connected with a rotating motor 19 through a screw, an output shaft of the rotating motor 19 is coaxially and fixedly connected with a motor gear 51, one end of the rotating rod 25, close to the rotating rod 25, is coaxially and fixedly connected with a rotating rod gear 52, and the rotating rod gear 52 is meshed with the motor gear 51. The outer wall of the circumference of the rotating rod 25 is uniformly and fixedly connected with a plurality of rows of spray head rods 26 around the axis of the rotating rod 25, each row of spray head rods 26 are uniformly arranged along the axis direction of the rotating rod 25, each spray head rod 26 is hollow inside and is communicated with the rotating rod 25, the end part of each spray head rod 26 is tightly detachably connected with a washing spray head 27, and the washing spray head 27 can be a high-pressure fan-shaped spray nozzle. The external water pump sends high pressure water into the end block 24, and the high pressure water is sprayed from the washing nozzle 27 through the rotary rod 25 and the nozzle rod 26, so that the circumferential inner wall of the hot water storage tank 1 is washed. The high-pressure water sprayed by two adjacent flushing nozzles 27 in the same row is partially overlapped, so that the flushing nozzles 27 in the same row can fully clean the circumferential inner wall of the hot water storage tank 1.
Referring to fig. 2 and 3, the rotating rod 25 is located one end face of the hot water storage tank 1 and is fixedly connected with a fixed spray rod 28, the fixed spray rod 28 is located in a vertical plane where the end face of the rotating rod 25 is located, the central point of the fixed spray rod 28 is located on the axis of the hot water storage tank 1, the fixed spray rod 28 is hollow and communicated with the rotating rod 25, the outer walls of two ends of the fixed spray rod 28 are both connected with an active spray rod 29 in a sealing and sliding mode along the length direction of the outer walls, and the active spray rod 29 is communicated with the inside of the fixed spray rod 28. The bull stick 25 sets up two gag lever posts 56 of one end circumference outer wall fixedly connected with of deciding spray lance 28, and spray lance piece 57 is all worn to be equipped with by two gag lever posts 56, and two spray lance pieces 57 one-to-one respectively fixed connection are in two vertical sides of initiative spray lance 29 towards storage tank entry 34, and two spray lance piece 57 one-to-one are located the close one end department of two initiative spray lances 29 respectively for spray lance piece 57 can be along deciding spray lance 28 length direction sliding connection in gag lever post 56 circumference outer wall along initiative spray lance 29. The opposite ends of the two limiting rods 56 are fixedly connected with abutting blocks 58, and the limiting rods 56 and the abutting blocks 58 can smoothly pass through the storage tank inlet 34. The two abutting blocks 58 can abut against the opposite side surfaces of the two spray rod blocks 57 one by one, so that the active spray rod 29 is not easy to separate from the fixed spray rod 28.
Referring to fig. 2 and 4, a communication pipe 53 is fixedly connected to the vertical outer wall of each driving spray rod 29 facing the storage tank inlet 34, the communication pipe 53 is horizontal and hollow, the length direction of the communication pipe 53 is parallel to the length direction of the rotating rod 25, the communication pipe 53 is located between two adjacent rows of spray head rods 26, one end of the communication pipe 53 far away from the driving spray rod 29 is fixedly connected with a driven spray rod 11, the projection of the driven spray rod 11 on the vertical end surface of the hot water storage tank 1 is consistent with the projection of the driving spray rod 29 on the vertical end surface of the hot water storage tank 1, the driven spray rod 11 is hollow, the driven spray rod 11, the communication pipe 53 and the driving spray rod 29 are communicated, the driving spray rod 29 and the fixed spray rod 28 are uniformly provided with a plurality of water spray ports 12 facing the inner wall of the end surface of the hot water storage tank 1 where the storage tank inlet 34 is not provided, the driven spray rod 11 is also uniformly provided with a plurality of water spray ports 12 facing the inner wall of the hot water storage tank 1 where the storage tank inlet 34 is provided, so that the inner end surface of the hot water storage tank 1 can be cleaned well. Water from the driven boom 11 does not directly exit the tank inlet 34. And when the two driving spray bars 29 are close together, both the driving spray bar 29 and the driven spray bar 11 can enter the hot water storage tank 1 through the tank inlet 34.
Referring to fig. 3 and 4, the hot water storage tank 1 is provided with a spray rod driving mechanism for driving the driving spray rod 29 to move along the radial direction of the hot water storage tank 1, the spray rod driving mechanism comprises a worm 18 which is rotatably connected to the end surface of the rotating rod 25 provided with the fixed spray rod 28, the axial direction of the worm 18 is parallel to the axial direction of the rotating rod 25, the worm 18 is meshed with a worm wheel 13, and the worm wheel 13 is rotatably connected to the side surface of the fixed spray rod 28 facing the inner circumferential wall of the hot water storage tank 1. The equal coaxial fixedly connected with screw cylinder 17 of worm wheel 13 both ends face, screw cylinder 17 axis direction is on a parallel with the length direction of initiative spray lance 29, screw cylinder 17 axis direction is on a parallel with hot water storage tank 1 radially, two screw cylinders 17 back of the body the equal coaxial threaded connection of one end inner wall that is back to the back have a threaded rod 14, two threaded rod 14 one-to-one respectively fixed connection keep away from one end outer wall department in two initiative spray lances 29 mutually, the vertical side fixed connection that initiative spray lance 29 deviates from self water jet 12 is in threaded rod 14.
Referring to fig. 2 and 4, the insertion groove 55 is formed in the outer wall of the end face of the hot water storage tank 1, where the storage tank inlet 34 is not formed, the cross section of the insertion groove 55 is rectangular, the inner wall of the insertion groove 55 is slidably connected with the insertion block 15 along the axis direction of the hot water storage tank 1, the cross section of the insertion block 15 is rectangular, and the position where the insertion groove 55 is formed in the hot water storage tank 1 is flange-connected with a plug, so that the insertion groove 55 can be sealed when the hot water storage tank 1 is not cleaned. The plug-in block 15 wears to establish and rotates and be connected with and be horizontally worm bull stick 16, worm bull stick 16 length direction is on a parallel with 1 axis direction of hot water storage tank, worm bull stick 16 rotation axis is the same with self axis, 16 one end of worm bull stick wears to establish and gets into to hot water storage tank 1 in, the one end that worm bull stick 16 is located hot water storage tank 1 can peg graft in the terminal surface of worm 18, worm bull stick 16 pegs graft in the one end cross-section of worm 18 and is the rectangle, the coaxial fixedly connected with carousel 54 of one end that worm bull stick 16 is located hot water storage tank 1 outside.
When the rotating rod 25 enters the hot water storage tank 1 along the length direction, the plug of the insertion groove 55 is detached, the insertion block 15 is inserted into the insertion groove 55, the rectangular end of the worm rotating rod 16 is inserted into the worm 18, then the rotating disk 54 is rotated, the worm rotating rod 16 is rotated, the worm 18 is rotated, the worm wheel 13 is rotated, the two thread cylinders 17 are rotated, the two threaded rods 14 are far away from each other along the length direction, the two driving spray rods 29 are far away from each other, the two communicating pipes 53 synchronously move, the two driven spray rods 11 are far away from each other, then the insertion block 15 is taken out of the insertion groove 55, then the rotating rod 25 slowly rotates, the driving spray rods 29, the fixed spray rods 28 and the driven spray rods 11 rotate around the axis of the rotating rod 25, and the inner wall of the end portion of the hot water storage tank 1 can be better cleaned.
The energy storage method for the steam turbine generator in the embodiment of the application has the following implementation principle: when the work load of the boiler is close to the maximum load of a turbo generator, the regulating valve 3 is opened, so that excessive steam in the boiler is introduced into the hot water storage tank 1, the load of the turbo generator is not easy to be overlarge, when the work load of the boiler is small, the steam which is previously sent into the hot water storage tank 1 can heat desalted water in the hot water storage tank 1, then the high-temperature desalted water can be sent into a boiler deaerator through the hot water pump 41, the high-temperature desalted water is sent into the boiler after being processed by the deaerator, so that the steam quantity sent into the boiler deaerator by the boiler is reduced, the boiler output is improved, the operation load of the turbo generator is not easy to be over-small, the load of the turbo generator is not easy to be overlarge or over-small, large fluctuation is not easy to generate, the equipment can run stably and safely, and the turbo generator can work stably, and the combustion condition of the boiler does not need to be adjusted according to the condition of the turbonator all the time, so that the boiler can keep higher garbage treatment speed all the time.
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 (10)
1. An energy storage method for a steam turbine generator is characterized in that: the method specifically comprises the following steps:
step 1, communicating a garbage-burning boiler with a hot water storage tank (1), injecting a certain amount of demineralized water into the hot water storage tank (1), and arranging a safety valve (2) in the hot water storage tank (1);
step 2, arranging an adjusting valve (3) on a communication pipeline of the hot water storage tank (1) and the boiler, and when the load of the turbonator is consistent with the self maximum load, opening the adjusting valve (3) to enable steam to enter the hot water storage tank (1), maintaining the turbonator to run at the maximum load until the load of the turbonator is lower than the self maximum load, and closing the adjusting valve (3);
and 3, arranging a hot water pump (41) in the hot water storage tank (1), communicating the hot water pump (41) with the boiler deaerator, and starting the hot water pump (41) when the load of the turbonator is smaller than the rated load, so that the heated desalted water in the hot water storage tank (1) is sent into the boiler deaerator, the steam consumption of the boiler is reduced, the output of the boiler is improved, and the operation load of the turbonator is improved.
2. An energy storage method for a steam turbine generator according to claim 1, characterized in that: and in the step 2, the regulating valve (4) is electrically connected with a regulating control machine (42), the regulating control machine (42) is electrically connected with a steam turbine pressure sensor (43), the steam turbine pressure sensor (43) is positioned in a main steam pipeline communicated with the boiler and a steam turbine generator, and the regulating control machine (42) is electrically connected with a regulating power supply (44).
3. An energy storage method for a steam turbine generator according to claim 2, characterized in that: the hot water pump (41) is communicated with the bottom of the hot water storage tank (1), a water temperature sensor (45) and a storage tank liquid level meter (46) are arranged at the bottom of the hot water storage tank (1), the storage tank liquid level meter (46) and the water temperature sensor (45) are electrically connected to the adjusting and controlling machine (42), the hot water storage tank (1) is provided with a water inlet valve (47), and the adjusting and controlling machine (42) is electrically connected to the water inlet valve (47) to control the opening of the water inlet valve (47) so that desalted water is input into the hot water storage tank (1).
4. An energy storage method for a steam turbine generator according to claim 2, characterized in that: the upper portion is equipped with storage tank steam pressure sensor (31) in hot water storage tank (1), and storage tank steam pressure sensor (31) electricity is connected in regulation accuse machine (42), and regulation accuse machine (42) electricity is connected with audible-visual annunciator (48).
5. An energy storage method for a steam turbine generator according to claim 2, characterized in that: the hot water pump (41) is electrically connected with the regulation control machine (42), the regulation control machine (42) is electrically connected with a deaerator liquid level meter (49), the deaerator liquid level meter (49) is arranged on the boiler deaerator, and the regulation control machine (42) is electrically connected with the hot water pump (41).
6. An energy storage method for a steam turbine generator according to claim 1, characterized in that: the hot water storage tank (1) intercommunication has reserve valve (33) and blowoff valve (32), and storage tank entry (34) have been seted up in hot water storage tank (1), and storage tank entry (34) are sealed can dismantle and are connected with entry shrouding (35), and hot water storage tank (1) outside is equipped with one end and can move into washing frame (36) to hot water storage tank (1) in, washes frame (36) and is equipped with several and can towards washing shower nozzle (37) of hot water storage tank (1) inner wall blowout high pressure water.
7. An energy storage method for a steam turbine generator according to claim 6, characterized in that: the hot water storage tank (1) outside is equipped with a jar outrigger (38), and jar outrigger (38) rotate to be connected with a set of driving roller (39), and driving roller (39) transmission is connected with driving belt (21), and driving belt (21) are equipped with to be connected in belt piece (22) that wash frame (36) and lie in the outer tip of hot water storage tank (1), and jar outrigger (38) are equipped with guide bar (23), and belt piece (22) are worn to locate in guide bar (23).
8. An energy storage method for a steam turbine generator according to claim 7, characterized in that: the washing frame (36) comprises an end block (24) arranged on the belt block (22), a rotating rod (25) connected with the end block (24) in a sealing and rotating mode and a plurality of rows of spray head rods (26) communicated with the outer wall of the rotating rod (25) around the axis of the rotating rod (25), each spray head rod (26) is correspondingly communicated with one washing nozzle (27), and high-pressure water sprayed by two adjacent washing nozzles (27) in the same row has an overlapping range.
9. An energy storage method for a steam turbine generator according to claim 8, characterized in that: the utility model discloses a hot water storage tank, including the hot water storage tank, the tip rotation center point department intercommunication that bull stick (25) are located hot water storage tank (1) has decide spray lance (28), decide the equal sliding connection in spray lance (28) both ends and have initiative spray lance (29), initiative spray lance (29) intercommunication has driven spray lance (11) that are close to the inside terminal surface that hot water storage tank (1) seted up storage tank entry (34), decide spray lance (28), water jet (12) have all been seted up to inside terminal surface of hot water storage tank (1) that initiative spray lance (29) and driven spray lance (11) orientation are close to separately, hot water storage tank (1) are equipped with the spray lance drive mechanism that drives initiative spray lance (29) along hot water storage tank (1) radial movement.
10. An energy storage method for a steam turbine generator according to claim 9, characterized in that: the spray rod driving mechanism comprises a worm wheel (13) which is rotatably connected to a fixed spray rod (28), a worm (18) which is rotatably connected to the end face of a rotating rod (25), two threaded cylinders (17) which are coaxially connected to the worm wheel (13), two threaded rods (14) which are respectively connected to two driving spray rods (29) in a one-to-one correspondence mode and are respectively in threaded connection with the two threaded cylinders (17) in a one-to-one correspondence mode, a plug-in block (15) which can be plugged in the outer wall of one end of a hot water storage tank (1) deviating from a storage tank inlet (34), and a worm rotating rod (16) which is rotatably connected to the plug-in block (15) and penetrates through the hot water storage tank (1), wherein one end of the worm rotating rod (16) is positioned in the hot water storage tank (1) and is plugged in the center of the end face of the worm (18).
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