CN112902691B - Waste water waste heat recovery system - Google Patents
Waste water waste heat recovery system Download PDFInfo
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- CN112902691B CN112902691B CN202110077121.6A CN202110077121A CN112902691B CN 112902691 B CN112902691 B CN 112902691B CN 202110077121 A CN202110077121 A CN 202110077121A CN 112902691 B CN112902691 B CN 112902691B
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- waste heat
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- 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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
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- 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
- F28C1/08—Arrangements for recovering heat from exhaust steam
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- 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
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- 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
- F28F25/06—Spray nozzles or spray pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
- F28F27/003—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus specially adapted for cooling towers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention provides a waste water and waste heat recovery system, and belongs to the technical field of thermal power generation. The waste water and waste heat recovery system comprises a spray pipe, a waste water and waste heat pipe, a spray box and a water tank, wherein the spray box comprises a first top and a first bottom which are oppositely arranged, a side wall connecting the first top and the first bottom, and a spray cavity formed by surrounding the first top, the first bottom and the side wall; the water tank comprises a water storage cavity, the water tank is connected to the bottom, and the water storage cavity is communicated with the spraying cavity through a first bottom; the first top is connected with the spray pipe, the waste water and waste heat pipe comprises an input end and an output end, the input end is respectively communicated with the water output end of the boiler and the steam exhaust end of the deaerator, the output end is connected to the side wall, the output end, the spray pipe and the spray cavity are communicated, the waste water and waste heat pipe conveys high-temperature waste water and waste steam in the boiler to the spray cavity, and the waste water and waste steam is sprayed and heat exchanged by the spray pipe positioned at the first top in the spray cavity and flows into the water storage cavity of the water tank, so that heat recovery in the waste water and waste steam is realized.
Description
Technical Field
The application relates to the technical field of thermal power generation, in particular to a waste water and waste heat recovery system.
Background
In normal production operation of a thermal power plant, the thermal power plant is limited by the existing process flow, and the unavoidable emission phenomena of waste water and waste heat exist, including but not limited to the following emissions: deaerator exhaust, continuous pollution discharge of furnace water, ash bucket heating drainage and soot blowing drainage.
The waste water and the waste heat are discharged to cause a great deal of loss of working media and heat, and the economic benefit of a power plant can be reduced by directly discharging the waste water and the waste heat for a long time.
Disclosure of Invention
In order to solve the waste problem caused by direct discharge of waste water and waste heat, the application provides a waste water and waste heat recovery system.
The invention provides a waste water and waste heat recovery system, comprising: the device comprises a spray pipe, a waste water and waste heat pipe, a spray box and a water tank; the spray box comprises a first top, a first bottom, a side wall, a spray cavity and a spray cavity, wherein the first top and the first bottom are oppositely arranged; the water tank comprises a water storage cavity, the water tank is connected to the bottom, and the water storage cavity and the spraying cavity are communicated through the first bottom; the first top is connected with the spray pipe, the waste water and waste heat pipe comprises an input end and an output end, the input end is respectively communicated with a water output end of the boiler and a steam exhaust end of the deaerator, the output end is connected to the side wall, and the output end is communicated with the spray pipe and the spray cavity.
The waste water and waste heat recovery system comprises a water tank, wherein the water tank comprises a second top and a second bottom which are oppositely arranged, the second top is close to the first bottom and is opposite to the second bottom, the waste heat and waste water pipe further comprises a soot blowing hydrophobic pipe, and the output end of the soot blowing hydrophobic pipe is connected to the second top or the side wall.
The above-described waste water and waste heat recovery system, the waste heat and waste water pipe includes: a steam exhaust pipe and a dust removing hopper are used for heating the water drain pipe; the output end of the steam exhaust pipe and the output end of the dust and ash removing bucket heating drain pipe are connected to the side wall, and the output end of the dust and ash removing bucket heating drain pipe is close to the bottom relative to the output end of the steam exhaust pipe.
The waste water and waste heat recovery system comprises a controller; an electric control valve is arranged on the spray pipe; the electric control valve is connected with the controller.
According to the waste water and waste heat recovery system, the spraying disc is arranged in the spraying cavity.
The waste water and waste heat recovery system comprises a controller;
the water tank is provided with a liquid level sensor which is connected with the controller; and/or
The water tank is provided with a temperature sensor which is connected with the controller.
The waste water and waste heat recovery system comprises a conveying pipe, wherein the conveying pipe is connected to the second bottom and communicated with the water storage cavity and used for conveying liquid in the water storage cavity to a target area.
The waste water and waste heat recovery system is characterized in that the conveying pipe comprises a main pipe and an auxiliary pipe which are arranged in parallel, and/or a pressurizing pump is arranged on the conveying pipe.
The waste water and waste heat recovery system comprises a self-circulating pipe, wherein the input end of the self-circulating pipe is communicated with the conveying pipe, and the output end of the self-circulating pipe is communicated with the spraying cavity.
The waste water and waste heat recovery system comprises a first drain pipe, wherein the input end of the first drain pipe is connected to the position, close to the first top, of the spray box; and/or
The waste water and waste heat recovery system comprises a second drain pipe, and the input end of the second drain pipe is connected to the position, close to the second top, of the water tank.
The at least one technical scheme adopted by the invention can achieve the following beneficial effects:
the invention provides a waste water and waste heat recovery system, which comprises a spray pipe, a waste water and waste heat pipe, a spray box and a water tank, wherein the spray box comprises a first top and a first bottom which are oppositely arranged, a side wall connecting the first top and the first bottom, and a spray cavity formed by surrounding the first top, the first bottom and the side wall; the water tank comprises a water storage cavity, the water tank is connected to the bottom, and the water storage cavity is communicated with the spraying cavity through a first bottom; the first top is connected with the spray pipe, the waste water and waste heat pipe comprises an input end and an output end, the input end is respectively communicated with the water output end of the boiler and the steam exhaust end of the deaerator, the output end is connected to the side wall, the output end, the spray pipe and the spray cavity are communicated, the waste water and waste heat pipe conveys high-temperature waste water and waste steam in the boiler to the spray cavity, and the waste water and waste steam is sprayed and heat exchanged by the spray pipe positioned at the first top in the spray cavity and flows into the water storage cavity of the water tank, so that heat recovery in the waste water and waste steam is realized.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
fig. 1 is a schematic diagram of a waste water and waste heat recovery system according to an embodiment of the present invention.
Reference numerals illustrate:
100-a waste water and waste heat recovery system;
10-spraying pipes; 11-a common spray pipe; 12-standby spray pipe; 13-an electric control valve;
20-waste water and waste heat pipes; 21-soot blowing and water draining pipe; 22-a steam exhaust pipe; 23-heating the hydrophobic pipe by a dust hopper;
30-spraying box; 31-a first top; 32-a first bottom; 33-sidewalls; 34-a spray chamber; 35-spraying disc;
40-a water tank; 41-a water storage chamber; 42-a second top; 43-a second bottom; 44-a liquid level sensor;
50-conveying pipes; 51-a booster pump;
60-self-circulation tube;
70-a first drain pipe;
80-a second drain;
91-1# boiler; 92-2# boiler; 93-3# boiler; 94-4# boiler;
a TE-temperature sensor; PE-pressure sensor.
Detailed Description
For the purposes, technical solutions and advantages of the present application, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In order to solve the above problems, the following details of the technical solutions provided in the embodiments of the present application are described with reference to fig. 1. The waste water and waste heat recovery system 100 provided by the embodiment of the invention comprises a spray pipe 10, a waste water and waste heat pipe 20, a spray box 30 and a water tank 40, wherein the spray box 30 comprises a first top 31 and a first bottom 32 which are oppositely arranged, a side wall 33 connecting the first top 31 and the first bottom 32, and a spray cavity 34 formed by surrounding the first top 31, the first bottom 32 and the side wall 33; the water tank 40 comprises a water storage cavity 41, the water tank 40 is connected to the bottom, and the water storage cavity 41 and the spray cavity 34 are communicated through the first bottom 32; the first top 31 is connected with the spray pipe 10, the waste water and waste heat pipe 20 comprises an input end and an output end, the input end is respectively communicated with a water output end and an oxygen electrode steam discharge end of the boiler, the output end is connected to the side wall 33, the output end, the spray pipe 10 and the spray cavity 34 are communicated, the waste water and waste heat pipe 20 conveys high-temperature waste water and waste steam in the boiler into the spray cavity 34, and the waste water and waste steam flows into the water storage cavity 41 of the water tank 40 by gravity after being sprayed and heat exchanged by the spray pipe 10 positioned at the first top 31 in the spray cavity 34, so that heat recovery in the waste water and waste steam is realized.
The water tank 40 includes a second top 42 and a second bottom 43 disposed opposite each other, the second top 42 being disposed adjacent the first bottom 32 opposite the second bottom 43. The waste water and waste heat pipe 20 may comprise a soot blowing hydrophobic pipe 21, the output end of the soot blowing hydrophobic pipe 21 being connected to the second top 42 or the side wall 33 of the spray box 30, the input end of the soot blowing hydrophobic pipe 21 being connected to the boiler.
The waste water and waste heat pipe 20 can also comprise a steam exhaust pipe 22 and a dust hopper heating hydrophobic pipe 23. The output end of the steam exhaust pipe 22 and the output end of the dust hopper heating hydrophobic pipe 23 are connected to the side wall 33 of the spray box 30 and are communicated with the spray cavity 34. Wherein, the output end of the dust-removing hopper heating hydrophobic pipe 23 can be arranged near the bottom relative to the output end of the steam exhaust pipe 22; of course, the output end of the dust hopper heating hydrophobic pipe 23 may also be arranged close to the top.
In an embodiment of the present invention, the shower 10 may include a common nozzle 11 and a standby nozzle 12, the common nozzle 11 being used for continuous water supply, and the standby nozzle 12 being used for intermittent water supply. The spray pipe 10 may be sprayed with tap water. The service spout 11 and the backup spout 12 may be provided in parallel and both lead from the mains. By spraying through the shower pipe 10, exhaust gas (extinction) of the thermal power plant can be reduced.
In order to realize flow control of spray water in the spray pipe, the spray pipe 10 of the embodiment of the present invention is provided with an electric control valve 13, and the electric control valve 13 may be connected to a controller (not shown) of the waste water and waste heat recovery system 100. For example, the electric control valve 13 is connected with the controller in a wireless manner, and the position of the electric control valve 13 is determined according to the control signal of the controller so as to adjust the flow of spray water on the spray pipe 10. Wherein, the common spray pipe 11 and the standby spray pipe 12 can be provided with an electric control valve 13. Of course, in addition to the electrically controlled valve 13, a manual valve may be provided on the shower 10, for example on the common nozzle 11 or the backup nozzle 12.
In order to achieve a sufficient heat exchange in the spray chamber 34, in an embodiment of the invention, a spray tray 35 may be provided in the spray chamber 34.
In the embodiment of the present invention, a metal filler may be further disposed in the spray cavity 34, where the metal filler is located in a space between the spray pipe 10 and the waste water and waste heat pipe 20, and water sprayed by the spray pipe 10 can be fully heat exchanged with waste water and waste steam and the like conveyed into the spray cavity 34 by the waste water and waste heat pipe 20 through the metal filler, so that the water is mixed into commodity hot water with stable temperature, and then flows into the water storage cavity 41 by gravity.
In the embodiment of the invention, the water storage temperature of the recovered waste heat and waste water in the water tank 40 can reach the preset temperature so as to meet the hot water requirements of different temperatures in the market. For example, the temperature of the water stored in the water storage chamber 41 is required to be 80 degrees celsius, 85 degrees celsius, 90 degrees celsius, 95 degrees celsius, or the like. In order to detect the problem of storing water in the water storage chamber 41, the embodiment of the present invention is provided with a temperature sensor TE on the water tank 40, and the temperature sensor TE may be connected to a controller, for example, a wireless connection controller. The number of the temperature sensors TE may be one, or at least two, three, etc., and may be distributed at different positions, so that the temperature of the water stored in the water tank 40 may be more accurately measured by the plurality of temperature sensors TE.
Because the volume of the water tank 40 is effective, a liquid level sensor 44 is also provided on the water tank 40 in the embodiment of the present invention, and the liquid level sensor 44 is connected to a controller, such as a wireless connection controller. The liquid level sensor 44 may be a differential pressure liquid level sensor 44, and the number of the liquid level sensors may be one, two, three, more, etc., and may be distributed at different positions to more accurately measure the liquid level in the water tank 40.
In the embodiment of the present invention, since the volume of the water tank 40 is limited and the water in the water tank 40 needs to be transported for sale, the waste water and waste heat recovery system 100 may further include a transport pipe 50, where the transport pipe 50 is connected to the second bottom 43 of the water tank 40 and is disposed in communication with the water storage chamber 41, for transporting the water stored in the water storage chamber 41 to the target area under the action of the pressurizing pump 51. Wherein the target area may be a sea-light area. The pressurizing pump 51 is provided on a side of the delivery pipe 50 near the water tank 40.
Wherein the delivery pipe 50 may include a main pipe and a sub pipe, and the main pipe and the sub pipe may be disposed in parallel. The main pipe and the sub pipe may be provided with a pressurizing pump 51, respectively. The booster pump 51 is used to control the speed at which the hot water in the water storage chamber 41 is delivered to the target area. The pressurizing pump 51 may be connected to a controller, for example, a wireless connection. The pressurizing pump 51 can be controlled by frequency conversion, and can be automatically adjusted according to the liquid level of the water tank 40
A pressure sensor PE may also be provided on the delivery pipe 50 downstream of the booster pump 51 for detecting the water pressure on the delivery pipe 50, wherein the pressure sensor PE is connected to a controller. A valve may be provided on the delivery pipe 50 for controlling whether or not the water stored in the water tank 40 is delivered to the target area.
In order to reduce the waste of water resources, the waste water and waste heat recovery system 100 of the embodiment of the present invention may further include a self-circulation pipe 60, wherein an input end of the self-circulation pipe 60 is connected to the delivery pipe 50 and is located downstream of the pressurizing pump 51, and an output end of the self-circulation pipe 60 is connected to the spray chamber 34, that is, a water storage portion in the water tank 40 may flow back into the spray chamber 34, and heat exchange with the high-temperature waste water and steam in the spray chamber 34 is continued again. Referring to fig. 1, the outlet end of the circulation pipe 60 is disposed near the first top 31 with respect to the outlet end of the exhaust pipe and the outlet end of the ash bucket heating drain pipe 23.
Because the volume of the spray cavity 34 is limited, in part of the situation, after the spray cavity 34 is full, the spray pipe 10 continuously sprays tap water to the spray cavity 34, therefore, the first drain pipe 70 is arranged at the position of the spray box 30 close to the first top 31, the first drain pipe 70 is communicated with the spray cavity 34 and the outside of the spray box 30, and when the liquid in the spray cavity 34 reaches the preset position, the liquid exceeding the preset position in the spray cavity 34 can be discharged.
Because the volume of the water tank 40 is limited, in part, after the water storage cavity 41 is full, the liquid in the spray cavity 34 continuously flows into the water storage cavity 41, therefore, the second drain pipe 80 is arranged at the position of the water tank 40 close to the second top 42, the second drain pipe is communicated with the water storage cavity 41 and the outside of the water tank 40, and when the liquid in the water storage cavity 41 reaches the preset position, the liquid exceeding the preset position in the water storage cavity 41 can be discharged.
In the embodiment of the present invention, the controller may be a controller based on a principle of a distributed control system, and is connected with a temperature sensor TE, a pressure sensor PE, a liquid level sensor 44, etc., and controls the electric control valve 13 on the shower pipe 10 according to the acquired temperature signal, pressure signal, liquid level signal.
In an embodiment of the present invention, there may be a plurality of waste heat pipes 20 to obtain waste steam from a plurality of boilers.
In embodiments of the present invention, the spray tank 30 and the water tank 40 may be integrally provided, i.e., the first bottom portion 32 and the second top portion 42 are connected together.
Wherein the volume of the water tank 40 may be 40 cubic meters of filtration and the number of boilers may be 4. The operation of a waste water and waste heat recovery system 100 is described below in conjunction with fig. 1.
The waste water and waste heat recovery system 100 of fig. 1 is used for recovering ash bucket heating drainage of the 1# boiler 91, the 2# boiler 92, the 3# boiler 93 and the 4# boiler 94, deaerator exhaust steam and soot blowing drainage of the 3# boiler 93 and the 4# boiler 94, spraying tap water for drainage in one spraying cavity 34 for cooling, and then conveying mixed hot water (about 85 ℃) to a sea-light area by using a booster pump 51 so as to realize the purpose of selling commodity hot water. Wherein, the 1# boiler 91, the 2# boiler 92, the 3# boiler 93 and the 4# boiler 94 are provided with three-way valves on the original pipelines respectively, and flow into the spray cavity 34 of the spray box 30 by pressure, wherein, the total number of the dust hopper heating and dewatering pipelines (namely the dust hopper heating and dewatering pipelines 23) is 4. The 3# and 4# units (not shown) are respectively provided with three-way valves from the original pipelines of 2 soot blowing and water draining pipelines (namely soot blowing and water draining pipelines 21) and flow into the water storage cavity 41 of the water tank 40 by pressure. The deaerator exhaust gas of the # 1, # 2, # 3 and # 4 units (not shown) is provided with 4 pipelines (namely exhaust gas pipes) respectively, three-way valves are additionally arranged on the original pipelines, and the three-way valves flow into the spray cavity 34 of the spray box 30 by pressure. The spray box 30 sprays the waste water and the waste steam to reduce the exhaust steam (white removal) and cool the waste water and the waste steam to hot water of 85 ℃, and the hot water is conveyed to a sea-light area for use by a booster pump 51 (one by one) after converging in the water tank 40. The spray pipe 10 adopts two paths of tap water for spraying, one path of tap water is continuously supplied, and the other path of tap water is intermittently supplied; and a self-circulation pipe 60 is arranged at the outlet of the pressure pump 51 to the spray box 30. The 2-way tap water pipeline is provided with an electric control valve 13, and the tap water quantity is regulated through temperature feedback so as to achieve the purpose of whitening. The pressurizing pump 51 is controlled by frequency conversion, and is automatically adjusted according to the water level of the water tank 40.
According to calculation, the waste water and waste heat recovery system of fig. 1 produces 888 tons of hot water at 85 ℃ every day, according to 12 yuan/ton of commercial hot water, 8122.3 yuan can be realized every day, 264 yuan of electricity charge consumed by a pressurizing pump for conveying the hot water is deducted, and 7858.3 yuan of final benefit is obtained, namely: if 888 tons of hot water produced every day can realize commodity sales, 7858.3 yuan can be produced every day, 286 ten thousand yuan can be produced every year, and the purposes of energy conservation, emission reduction and synergy are achieved.
In the embodiments described above, the differences between the embodiments are mainly described, and as long as there is no contradiction between the different optimization features between the embodiments, the different optimization features may be combined to form a better embodiment, and in consideration of brevity of line text, the description is omitted here.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.
Claims (9)
1. Waste water waste heat recovery system, characterized by comprising: the device comprises a spray pipe, a waste water and waste heat pipe, a spray box and a water tank; the spray box comprises a first top, a first bottom, a side wall, a spray cavity and a spray cavity, wherein the first top and the first bottom are oppositely arranged; the water tank comprises a water storage cavity, the water tank is connected to the bottom, and the water storage cavity and the spraying cavity are communicated through the first bottom; the first top is connected with the spray pipe, the waste water and waste heat pipe comprises an input end and an output end, the input end is respectively communicated with a water output end of the boiler and a steam exhaust end of the deaerator, the output end is connected to the side wall, and the output end, the spray pipe and the spray cavity are communicated;
the water tank comprises a second top and a second bottom which are oppositely arranged, the second top is close to the first bottom relative to the second bottom, the waste water and waste heat pipe also comprises a soot blowing hydrophobic pipe, and the output end of the soot blowing hydrophobic pipe is connected to the second top or the side wall;
the waste water and waste heat recovery system comprises a first drain pipe, and the input end of the first drain pipe is connected to the position, close to the first top, of the spray box;
the spray pipe comprises a common spray pipe and a standby spray pipe, wherein the common spray pipe is used for continuously supplying water, and the standby spray pipe is used for intermittently supplying water; the common spray pipe and the standby spray pipe are arranged in parallel and are both connected to the first top.
2. The waste water and waste heat recovery system according to claim 1, wherein the waste water and waste heat pipe includes: a steam exhaust pipe and a dust removing hopper are used for heating the water drain pipe; the output end of the steam exhaust pipe and the output end of the dust and ash removing bucket heating drain pipe are connected to the side wall, and the output end of the dust and ash removing bucket heating drain pipe is close to the bottom relative to the output end of the steam exhaust pipe.
3. The waste water and waste heat recovery system of claim 1, wherein the waste water and waste heat recovery system comprises a controller; an electric control valve is arranged on the spray pipe; the electric control valve is connected with the controller.
4. The waste water and waste heat recovery system of claim 1, wherein a spray tray is disposed within the spray chamber.
5. The waste water and waste heat recovery system of claim 1, wherein the waste water and waste heat recovery system comprises a controller;
the water tank is provided with a liquid level sensor which is connected with the controller; and/or
The water tank is provided with a temperature sensor which is connected with the controller.
6. The waste water and waste heat recovery system of claim 1, including a delivery tube connected to the second bottom and in communication with the water storage chamber for delivering liquid in the water storage chamber to a target area.
7. The waste water and waste heat recovery system according to claim 6, wherein the conveying pipe includes a main pipe and a sub pipe provided in parallel, and/or a pressurizing pump is provided on the conveying pipe.
8. The waste water and waste heat recovery system of claim 6, wherein the waste water and waste heat recovery system includes a self-circulating pipe, an input end of the self-circulating pipe being in communication with the delivery pipe, and an output end of the self-circulating pipe being in communication with the spray chamber.
9. The wastewater waste heat recovery system according to claim 1, wherein,
the waste water and waste heat recovery system comprises a second drain pipe, and the input end of the second drain pipe is connected to the position, close to the second top, of the water tank.
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CN202110077121.6A CN112902691B (en) | 2021-01-20 | 2021-01-20 | Waste water waste heat recovery system |
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CN202110077121.6A CN112902691B (en) | 2021-01-20 | 2021-01-20 | Waste water waste heat recovery system |
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CN112902691B true CN112902691B (en) | 2023-05-26 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107166989A (en) * | 2017-06-22 | 2017-09-15 | 扬州大学 | A kind of adjusting method of dry and wet joint dual-cooled multi-state transverse flow enclosed cooling tower and its operational mode |
CN209326407U (en) * | 2018-12-19 | 2019-08-30 | 北京海力源节能技术有限责任公司 | Low product heat recovery system |
CN210595358U (en) * | 2019-05-24 | 2020-05-22 | 湖北宏晟石化设备制造有限公司 | Atmospheric rotary film deaerator |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2471666A (en) * | 2009-07-07 | 2011-01-12 | Dumitru Fetcu | Heat recovery steam generator with heat pipes |
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2021
- 2021-01-20 CN CN202110077121.6A patent/CN112902691B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107166989A (en) * | 2017-06-22 | 2017-09-15 | 扬州大学 | A kind of adjusting method of dry and wet joint dual-cooled multi-state transverse flow enclosed cooling tower and its operational mode |
CN209326407U (en) * | 2018-12-19 | 2019-08-30 | 北京海力源节能技术有限责任公司 | Low product heat recovery system |
CN210595358U (en) * | 2019-05-24 | 2020-05-22 | 湖北宏晟石化设备制造有限公司 | Atmospheric rotary film deaerator |
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