CN209367845U - A kind of device using furnace cigarette treatment of Power waste water - Google Patents
A kind of device using furnace cigarette treatment of Power waste water Download PDFInfo
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- CN209367845U CN209367845U CN201822190103.5U CN201822190103U CN209367845U CN 209367845 U CN209367845 U CN 209367845U CN 201822190103 U CN201822190103 U CN 201822190103U CN 209367845 U CN209367845 U CN 209367845U
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Abstract
The utility model relates to waste water from power plant technical field, specially a kind of device using furnace cigarette treatment of Power waste water, including spinning wastewater processing unit；The spinning wastewater processing unit includes rotating device shell and the rotation drive device that rotating device hull outside is arranged in；The rotating device shell is in hollow cylindrical shape, and one end is provided with smoke inlet, and the other end is provided with exhanst gas outlet, and inside is coaxially arranged with the cavity body of annular；Smoke inlet is respectively connected to the inlet flue duct of air preheater and the exhaust pass of air preheater through furnace cigarette blower, for introducing the holding furnace cigarette of high-temperature flue gas and low-temperature furnace smoke；Exhanst gas outlet is connected to the inlet flue duct of deduster；The circumferentially spaced cavity body is a plurality of cavities, is disposed with steel ball in cavity, is connected between cavity, cavity both ends are connected to rotating device enclosure interior respectively；Power plant effluent is contained in rotating device shell.The utility model energy consumption is small, and operating cost is low, and continuous safe running performance is high, applied widely.
Description
Technical field
The utility model relates to waste water from power plant technical field, specially a kind of dress using furnace cigarette treatment of Power waste water
It sets.
Background technique
Large-scale coal-fired power plant is industrial water consumption and discharge of wastewater rich and influential family, reduces the water consumption of coal fired power generation station-service, improves and give up
Water harnessing and recovery levels realize that energy conservation and environmental protection is of great significance to coal unit.As country and society want environmental protection
Ask higher and higher, more stringent requirements are proposed to thermal power plant operation, and full factory's waste water must accomplish zero-emission.Large-scale coal-fired hair
The waste water of power plant specifically includes that industrial wastewater, oily wastewater, chemical wastewater, defeated coal waste water, desulfurization wastewater, slag system spilling water etc..
After realize that depth is water-saving with water and drainage planning and step reuse, what is finally generated is difficult to recycle for coal-fired power plant
Tail end wastewater mainly includes high-salt wastewater and desulfurization wastewater after processing.Power plant's tail end wastewater has salt content high and belongs to sulphur
The features such as saturated solution of sour calcium, fouling tendency is big, and corrosivity is strong.
Coal-fired power plant's tail end wastewater disposition at present mainly has: multiple-effect evaporation crystallization technique (MED), steam mechanical recompression
Technology (MVR), flue spray drying technology and bypass smoke evaporative technology.Wherein bypass smoke evaporative technology is due to system equipment
The advantages that cycle of operation is long, investment and operating cost are low, nodeless mesh salt solid waste generates, by coal-fired power plant's tail end wastewater
The highest attention in reason field.Since current conventional bypass smoke evaporative technology needs extracting high-temperature flue gas, unit efficiency is influenced
It is larger, while a set of ash-transmission system need to be increased, system is relative complex, and investment cost is relatively high.Therefore need further to bypass
Smoke evaporative technology optimizes.
Utility model content
Aiming at the problems existing in the prior art, the utility model provides that a kind of energy consumption is small, operating cost is low, can be continuous
The device using furnace cigarette treatment of Power waste water of safe operation.
The utility model is to be achieved through the following technical solutions:
A kind of device using furnace cigarette treatment of Power waste water, including spinning wastewater processing unit；At the spinning wastewater
Managing device includes rotating device shell and the rotation drive device that rotating device hull outside is arranged in；The rotating device shell
Body is in hollow cylindrical shape, and one end is provided with smoke inlet, and the other end is provided with exhanst gas outlet, and inside is coaxially arranged with annular
Cavity body；Smoke inlet is respectively connected to the inlet flue duct of air preheater and the exhaust pass of air preheater through furnace cigarette blower, for drawing
Enter the holding furnace cigarette of high-temperature flue gas and low-temperature furnace smoke；Exhanst gas outlet is connected to the inlet flue duct of deduster；
The circumferentially spaced cavity body is a plurality of cavities, is disposed with steel ball in cavity, is connected between cavity, cavity two
End is connected to rotating device enclosure interior respectively；Power plant effluent is contained in rotating device shell.
Preferably, it is coaxially arranged with central tube in the rotating device shell, is vertically arranged axis at the both ends of central tube
To partition；The axial partition is divided into seal section and aperture section, is seal section with central tube junction, extremely from center drum outer wall
Rotating device inner walls junction is aperture section；It is formed on the outside of the aperture section and rotating device inner walls and central tube
The cavity body of annular；Several axial partition circular holes are provided in aperture section.
Further, several axial partition circular holes are uniformly arranged in the radial direction with along axial partition in aperture section.
Further, the cavity body is along the circumferential direction uniformly arranged radial partition, radial partition respectively with aperture section,
Rotating device inner walls are connected with center drum outer wall, and cavity body is separated into several cavitys；The radial partition of described every piece
On be provided with several radial partition circular holes.
Further, the radial partition circular hole is uniformly arranged perpendicular to radial partition.
Preferably, setting is connected between the air inlet and the exhanst gas outlet of spinning wastewater processing unit of the furnace cigarette blower
There is furnace cigarette circulating line.
Preferably, the height that power plant effluent is contained in rotating device shell is less than the Ring Width of cavity body.
Compared with prior art, the utility model has technical effect beneficial below:
The utility model is innovated from heat exchange mode and equipment good antiscale property, by using the sky in a plurality of cavities
Several steel balls are placed in cavity, and using the low-temperature furnace smoke of the high-temperature flue gas of air preheater inlet flue duct and exhaust pass as holding furnace
Cigarette is sent into cavity body, and the heat exchange mode of the power plant effluent contained in rotating device shell is evaporated by steel ball accumulation of heat heat release, is mentioned
High waste water is evaporated efficiency, reduces the influence to unit efficiency；Meanwhile as a heat transfer medium using steel ball, heat exchange is being improved
It while effect, is milled by the collision of steel ball, the dirts such as crystal salt after evaporation is crushed, keep the dirts such as crystal salt broken
Directly enter in front flue of dust collector with flue gas after broken, eliminate influence of the equipment scaling to equipment continuous and steady operation,
The autonomous scale removal of realization device, without increasing additional ash-transmission system, so that system is simple, investment cost is low, improves equipment
Continuous safe running performance.
The both ends for the intracorporal central tube of rotating device shell that the utility model uses are provided with axial partition, and being effectively ensured needs
Power plant effluent to be processed can timely enter cavity body carry out heat exchange be evaporated, along the radial direction of axial partition in axial partition aperture section
Several axial partition circular holes being uniformly arranged can guarantee that power plant effluent even into cavity body, to improve treatment effeciency, is protected
Demonstrate,prove the treatment effect of high quality.
The utility model, will be empty by being along the circumferential direction uniformly arranged the radial partition with radial partition circular hole in cavity body
Air lift is separated into several cavitys, can preferably improve the treatment effeciency of whole device, guarantees that steel ball in each cavity can be with
Power plant effluent comes into full contact with, and improves heat exchange efficiency；Meanwhile radial partition circular hole is uniformly arranged perpendicular to radial partition, can guarantee
The power plant effluent of processing uniformly flows in each cavity, improves heat exchange efficiency to greatest extent.
The utility model is used and is connected between the air inlet and the exhanst gas outlet of spinning wastewater processing unit of furnace cigarette blower
The mode of furnace cigarette circulating line is set, furnace cigarette circulating line can be opened when smoke temperature is higher in outlet, to reduce spinning wastewater processing
Device exports smoke temperature, reaches energy-efficient effect.
The utility model is by the height control by power plant effluent is contained in rotating device shell in the ring for being less than cavity body
In the range of shape width, power plant effluent to be treated can be made in spinning wastewater processing unit lower part, to guarantee heat exchange efficiency always,
So that steel ball accumulation of heat emission capacity maximizes, to improve evaporation rate and effect.
Detailed description of the invention
Fig. 1 is structure connection diagram described in the utility model embodiment 1.
Fig. 2 is the schematic diagram of the section structure of A-A in the utility model Fig. 1.
In figure: furnace cigarette blower 1, spinning wastewater treatment equipment 2, axial partition 3, radial partition 4, central tube 5, cavity body 6,
Rotating device shell 7, steel ball 8, axial partition circular hole 9, radial partition circular hole 10, furnace cigarette circulating line 11, air preheater 12, dedusting
Device 13.
Specific embodiment
The following describes the utility model in further detail with reference to the accompanying drawings, it is described be the explanation to the utility model and
It is not to limit.
A kind of device using furnace cigarette treatment of Power waste water of the utility model, as depicted in figs. 1 and 2, including spinning wastewater
Processing unit 2 comprising a plurality of cavities body 6 that rotating device shell 7, central tube 5, axial partition 3, radial partition 4 are separated into,
The steel ball 8 placed in cavity body 6；The circular hole 9 that the axial partition 3 offers a large amount of flue gases, waste water passes through；Described
Radial partition 4 offers the circular hole 10 that waste water passes through, and makes waste water always in 2 lower part of spinning wastewater processing unit；
High-temperature flue gas and low-temperature furnace smoke are taken respectively in the inlet and outlet of air preheater 12, are entered after high-temperature flue gas and low-temperature furnace smoke mixing
1 entrance of furnace cigarette blower, the outlet of furnace cigarette blower 1 are connect with 2 smoke inlet end of spinning wastewater processing unit；Spinning wastewater processing unit
2 smoke outlets are connect with 13 inlet flue of deduster；Furnace cigarette circulating line 11 is by 2 exhanst gas outlet of spinning wastewater processing unit
End is connected to 1 entrance of furnace cigarette blower；
In practical applications, high temperature/low-temperature furnace smoke in 12 import/export flue of air preheater is extracted by furnace cigarette blower 1, it is high
Temperature/low-temperature furnace smoke is sent into spinning wastewater processing unit 2 after 1 inlet of furnace cigarette blower mixes and is evaporated heat source as sewage.Furnace
Smoke temperature degree, which is adjusted, to realize that furnace smoke temperature degree and furnace smoke are by waste water by adjusting the mass ratio of high-temperature flue gas and low-temperature furnace smoke
Reason amount determines；
Holding furnace cigarette enters in spinning wastewater processing unit 2 and enters cavity body 6 by circular hole 9 on axial partition 3, to rigid
The steel ball 8 left positioned at 2 lower part waste water of spinning wastewater processing unit carries out heat convection, and 8 surface sewage of steel ball is evaporated
And the steel ball 8 for being evaporated completion to surface sewage exchanges heat, and makes 8 accumulation of heat of steel ball.The steel ball 8 that accumulation of heat is completed is with spinning wastewater
The rotation of processing unit 2 is again introduced into the waste water of 2 lower part of spinning wastewater processing unit, heats to waste water, makes to give up
Water is evaporated.With cylinder periodic rotary, steel ball periodically leave waste water and in flue gas accumulation of heat, subsequently into waste water
Heat release is evaporated waste water, to achieve the purpose that be evaporated waste water；
In the rotation process of spinning wastewater processing unit 2, steel ball 8 moves in cavity body 6, and steel ball 8 and steel ball occurs
8, the collision between steel ball 8 and rotating device shell 7, steel ball 8 and axial partition 3, steel ball 8 and radial partition 4, by 8 table of steel ball
Face, rotary device surface of shell 7, axial 3 surface of partition, 4 surface of radial partition the dirts such as crystal salt mill broken, mill
Broken dirt leaves spinning wastewater processing unit 2 into flue before deduster 13 with flue gas.
Wherein, the smoke temperature that can monitor the outlet of spinning wastewater processing unit 2 can open furnace cigarette circulation pipe if smoke temperature is higher
Road 11 exports smoke temperature to reduce spinning wastewater processing unit 2, reaches energy-efficient effect.
Claims (7)
1. a kind of device using furnace cigarette treatment of Power waste water, it is characterised in that: including spinning wastewater processing unit (2)；It is described
Spinning wastewater processing unit (2) include rotating device shell (7) and setting the rotation driving external in rotating device shell (7)
Device；The rotating device shell (7) is in hollow cylindrical shape, and one end is provided with smoke inlet, and the other end is provided with flue gas
Outlet, inside are coaxially arranged with the cavity body (6) of annular；Smoke inlet is respectively connected to air preheater (12) through furnace cigarette blower (1)
Inlet flue duct and air preheater (12) exhaust pass, for introducing the holding furnace cigarette of high-temperature flue gas and low-temperature furnace smoke；Flue gas goes out
Mouth is connected to the inlet flue duct of deduster (13)；
The circumferentially spaced cavity body (6) is a plurality of cavities, is disposed with steel ball (8), is connected between cavity, cavity in cavity
Both ends are connected to rotating device shell (7) inside respectively；Power plant effluent is contained in rotating device shell (7).
2. a kind of device using furnace cigarette treatment of Power waste water according to claim 1, it is characterised in that: the rotation
Central tube (5) are coaxially arranged in device housing (7), are vertically arranged axial partition (3) at the both ends of central tube (5)；Described
Axial partition (3) is divided into seal section and aperture section, is seal section with central tube (5) junction, from central tube (5) outer wall to rotation
Device housing (7) inner wall junction is aperture section；The aperture section and rotating device shell (7) inner wall and central tube (5) are outside
Side forms the cavity body (6) of annular；Several axial partition circular holes (9) are provided in aperture section.
3. a kind of device using furnace cigarette treatment of Power waste water according to claim 2, it is characterised in that: edge in aperture section
Axial partition (3) is uniformly arranged in the radial direction with several axial partition circular holes (9).
4. a kind of device using furnace cigarette treatment of Power waste water according to claim 2, it is characterised in that: the cavity
Body (6) is along the circumferential direction uniformly arranged radial partition (4), and radial partition (4) is respectively and in aperture section, rotating device shell (7)
Wall is connected with central tube (5) outer wall, and cavity body (6) is separated into several cavitys；It is all provided on the radial partition (4) of described every piece
It is equipped with several radial partition circular holes (10).
5. a kind of device using furnace cigarette treatment of Power waste water according to claim 4, it is characterised in that: the radial direction
Partition circular hole (10) is uniformly arranged perpendicular to radial partition (4).
6. a kind of device using furnace cigarette treatment of Power waste water according to claim 1, it is characterised in that: the furnace cigarette
Furnace cigarette circulating line (11) is provided with and communicated between the air inlet of blower (1) and the exhanst gas outlet of spinning wastewater processing unit (2).
7. a kind of device using furnace cigarette treatment of Power waste water according to claim 1, it is characterised in that: rotating device shell
The height that power plant effluent is contained in body (7) is less than the Ring Width of cavity body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822190103.5U CN209367845U (en) | 2018-12-25 | 2018-12-25 | A kind of device using furnace cigarette treatment of Power waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822190103.5U CN209367845U (en) | 2018-12-25 | 2018-12-25 | A kind of device using furnace cigarette treatment of Power waste water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209367845U true CN209367845U (en) | 2019-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822190103.5U Active CN209367845U (en) | 2018-12-25 | 2018-12-25 | A kind of device using furnace cigarette treatment of Power waste water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109467152A (en) * | 2018-12-25 | 2019-03-15 | 西安热工研究院有限公司 | A kind of device and method using furnace cigarette treatment of Power waste water |
| CN116282724A (en) * | 2023-03-30 | 2023-06-23 | 临涣水务股份有限公司 | Industrial wastewater recycling device for desalted water process |
-
2018
- 2018-12-25 CN CN201822190103.5U patent/CN209367845U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109467152A (en) * | 2018-12-25 | 2019-03-15 | 西安热工研究院有限公司 | A kind of device and method using furnace cigarette treatment of Power waste water |
| CN109467152B (en) * | 2018-12-25 | 2023-06-20 | 西安热工研究院有限公司 | Device and method for treating power plant wastewater by utilizing furnace smoke |
| CN116282724A (en) * | 2023-03-30 | 2023-06-23 | 临涣水务股份有限公司 | Industrial wastewater recycling device for desalted water process |
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