CN205527834U - Hybrid desulfurization waste water flue gas evaporative concentration device - Google Patents
Hybrid desulfurization waste water flue gas evaporative concentration device Download PDFInfo
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- CN205527834U CN205527834U CN201520737314.XU CN201520737314U CN205527834U CN 205527834 U CN205527834 U CN 205527834U CN 201520737314 U CN201520737314 U CN 201520737314U CN 205527834 U CN205527834 U CN 205527834U
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- desulfurization wastewater
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Abstract
The utility model discloses a hybrid desulfurization waste water flue gas evaporative concentration device, export (10) including concentrated waste water pond (1), flue gas entry (2), body (3), spoiler (4), defroster (5), exhanst gas outlet (6), water distribution device (7), waste water entry (8), gas distribution device (9), concentrated waste water. The utility model discloses desulfurization waste water after utilizing the flue gas to the softening carries out hybrid heating, evaporative concentration, treatment process waste control by waste, and the economical rationality, the small investment, the working costs is low.
Description
Technical field
This utility model relates to Industrial Wastewater Treatment and resource circulation utilization technical field, particularly relates to a kind of hybrid desulfurization wastewater smoke evaporative enrichment facility.
Background technology
Thermal power plant realizes wastewater zero discharge to saving water resource, preserves the ecological environment significant, especially particularly important in the Northwest that rich coal resources, water resource are seriously deficient.Desulfurization wastewater evaporation and concentration is the key technology that power plant effluent realizes zero-emission.
The discharge capacity of desulfurization wastewater is reduced in existing thermal power plant frequently with improving desulfurization slurry chlorine ion concentration.The unfavorable aspect existed is, along with the rising of chlorine ion concentration, the dehydration difficulty of gypsum slurries increases, and moisture content raises.Also employing pretreatment-embrane method or electrodialysis concentration-evaporative crystallization technique is had to process desulfurization wastewater, technically feasible, but energy consumption is higher, and economy is poor, and capital construction and operating cost are higher.
Utility model content
Technical problem to be solved in the utility model is, the gypsum slurries existed for above-mentioned desulfuration waste water treatment process is dehydrated the problem that difficulty, capital construction and operating cost are higher, it is provided that a kind of hybrid desulfurization wastewater smoke evaporative enrichment facility.
The hybrid desulfurization wastewater smoke evaporative enrichment facility provided, including thickened waste pond (1), smoke inlet (2), body (3), flow spoiler (4), demister (5), exhanst gas outlet (6), water-distributing device (7), waterwater entrance (8), distribution device (9), thickened waste water out (10)；Smoke inlet (2), thickened waste water out (10) are arranged separately at body (3) bottom outside, and are connected with distribution device (9), thickened waste pond (1) respectively；Body (3) is internal has been sequentially arranged thickened waste pond (1), flow spoiler (4), water-distributing device (7), demister (5) from bottom to top, and distribution device (9) is arranged in below the liquid level of thickened waste pond (1) 50-300mm；Exhanst gas outlet (6) is arranged in body (3) top outer, and waterwater entrance (8) is arranged in body (3) outer upper, and is connected with water-distributing device (7).
Body (3) material is glass-lined steel scale composite or Ni-based stainless steel/carbon composite plate.
Distribution device (9) material is aluminium oxide ceramics.
Flow spoiler (4) is arranged in the thickened waste pond above 200-500mm of liquid level, and multi-tier arrangement, for layer 2-3, every interlamellar spacing 200-500mm；Flow spoiler (4) is made up of impeller, blade and axle bed, and material is PP or politef；Flow spoiler (4) unpowered input, relies on the kinetic energy of flow of flue gas to make it rotate, and the desulfurization wastewater and the flue gas that flow through are sufficiently mixed.
Water-distributing device (7) is arranged in 300-500mm on top layer flow spoiler, and material is aluminium oxide ceramics.Demister (5) is arranged in the upper 300-500mm of water-distributing device (7).
In use, smoke inlet (2) is connected this utility model with the outlet of air-introduced machine after cleaner unit, and exhanst gas outlet (6) is connected with the flue before desulfuration absorbing tower.Waterwater entrance (8) is connected with desulfurization wastewater circulating-pump outlet, and thickened waste water out (10) is connected with desulfurization wastewater pump entry.
The beneficial effects of the utility model are: utilize fume afterheat, Hybrid Heating evaporation desulfurization wastewater so that it is concentrating decrement, the efficiency of heating surface is high.Evaporating concentration process does not consume steam, less scaling.Utilizing chimney condensed fluid to be carried out fouling, running reaches the purpose of the treatment of wastes with processes of wastes against one another.Processing desulfurization wastewater technique than existing employing pretreatment-embrane method or electrodialysis concentration-evaporative crystallization technique, operating cost reduces 60-80%, and economic and environmental benefit is notable.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Wherein, 1-thickened waste pond, 2-smoke inlet, 3-body, 4-flow spoiler, 5-demister, 6-exhanst gas outlet, 7-water-distributing device, 8-waterwater entrance, 9-distribution device, 10-thickened waste water out
Detailed description of the invention
Embodiment 1:
As it is shown in figure 1, a kind of shell-and-tube desulfurization wastewater smoke evaporative enrichment facility.Body (3) diameter 2.5m, highly 6.0m, material is glass-lined steel scale；Thickened waste pond (1) height is 1.0m；Distribution device (9) is arranged in below the liquid level in thickened waste pond 100mm, and material is aluminium oxide ceramics；Three layers of layout of flow spoiler (4) point, lowermost layer distance thickened waste pond high liquid level (HLL) 1mm, every interlamellar spacing 500mm, material is politef；Water-distributing device (7) is arranged in 500mm on top layer flow spoiler, and material is aluminium oxide ceramics；Demister (5) is arranged in 500mm on water-distributing device, highly 400mm, and material is PP.The maximum water yield that processes is 20t/h, is suitable for and processes engineering with 2 × 600MW generator set desulfurization wastewater zero discharge.
Embodiment 2:
As it is shown in figure 1, a kind of shell-and-tube desulfurization wastewater smoke evaporative enrichment facility.Body (3) diameter 2.0m, highly 5.0m, material is steel/nickel-base alloy composite plate；Thickened waste pond (1) height is 1.0m；Distribution device (9) is arranged in below the liquid level in thickened waste pond 100mm, and material is aluminium oxide ceramics；Three layers of layout of flow spoiler (4) point, lowermost layer distance thickened waste pond high liquid level (HLL) 500mm, every interlamellar spacing 300mm, material is politef；Water-distributing device (7) is arranged in 500mm on top layer flow spoiler, and material is aluminium oxide ceramics；Demister (5) is arranged in 500mm on water-distributing device, highly 300mm, and material is PP.The process water yield is 13t/h, is suitable for and processes engineering with 2 × 300MW generator set desulfurization wastewater zero discharge.
Carry out the dry flue gas of back-end ductwork after Self-duster, the thickened waste pond (1) of device body (3) bottom is entered from hybrid desulfurization wastewater smoke evaporative enrichment facility smoke inlet (2), after desulfurization wastewater mixed heat transfer, humidity raises, and forms wet flue gas and flows up.Desulfurization wastewater after sofening treatment is through waterwater entrance (8), enter water-distributing device (7), flowing downward, the wet flue gas come in space and the lower section at device body (3) middle part meets, and is fully contacted heat exchange under the disturbance of flow spoiler (4).Water evaporation in waste water forms steam, makes wet flue gas humidity raise further, continues up flowing；Waste water after evaporation concentrates again, flows downward and collects in thickened waste pond (1).During wet flue gas flows up, flow through demister (5), after getting rid of the water droplet being mixed in wet flue gas, discharge from (6) exhanst gas outlet.
This utility model utilizes flue gas to be evaporated desulfurization wastewater concentrating, and does not consume extra steam or electric power, uses the process technique of the treatment of wastes with processes of wastes against one another, economical rationality.
Claims (6)
1. a hybrid desulfurization wastewater smoke evaporative enrichment facility, it is characterised in that: include thickened waste pond (1), smoke inlet (2), body (3), flow spoiler (4), demister (5), exhanst gas outlet (6), water-distributing device (7), waterwater entrance (8), distribution device (9), thickened waste water out (10)；Smoke inlet (2), thickened waste water out (10) are arranged separately at body (3) bottom outside, and are connected with distribution device (9), thickened waste pond (1) respectively；Body (3) is internal has been sequentially arranged thickened waste pond (1), flow spoiler (4), water-distributing device (7), demister (5) from bottom to top, and distribution device (9) is arranged in below the liquid level of thickened waste pond (1) 50-300mm；Exhanst gas outlet (6) is arranged in body (3) top outer；Waterwater entrance (8) is arranged in body (3) outer upper, and is connected with water-distributing device (7).
One the most according to claim 1 hybrid desulfurization wastewater smoke evaporative enrichment facility, it is characterized in that: smoke inlet (2) is connected with the outlet of air-introduced machine after cleaner unit, exhanst gas outlet (6) is connected with the flue before desulfuration absorbing tower, waterwater entrance (8) is connected with desulfurization wastewater circulating-pump outlet, and thickened waste water out (10) is connected with desulfurization wastewater pump entry.
One the most according to claim 1 hybrid desulfurization wastewater smoke evaporative enrichment facility, it is characterised in that: body (3) material is glass-lined steel scale composite or Ni-based stainless steel/carbon composite plate.
One the most according to claim 1 hybrid desulfurization wastewater smoke evaporative enrichment facility, it is characterised in that: distribution device (9) material is aluminium oxide ceramics.
One the most according to claim 1 hybrid desulfurization wastewater smoke evaporative enrichment facility, it is characterised in that: flow spoiler (4) is arranged in the thickened waste pond above 200-500mm of liquid level, and multi-tier arrangement, for layer 2-3, every interlamellar spacing 200-500mm；Flow spoiler (4) is made up of impeller, blade and axle bed, and material is PP or politef；Flow spoiler (4) unpowered input, relies on the kinetic energy of flow of flue gas to make it rotate, and the desulfurization wastewater and the flue gas that flow through are sufficiently mixed.
One the most according to claim 1 hybrid desulfurization wastewater smoke evaporative enrichment facility, it is characterized in that: water-distributing device (7) is arranged in 300-500mm on top layer flow spoiler, material is aluminium oxide ceramics, and demister (5) is arranged in the upper 300-500mm of water-distributing device (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520737314.XU CN205527834U (en) | 2015-09-23 | 2015-09-23 | Hybrid desulfurization waste water flue gas evaporative concentration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520737314.XU CN205527834U (en) | 2015-09-23 | 2015-09-23 | Hybrid desulfurization waste water flue gas evaporative concentration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205527834U true CN205527834U (en) | 2016-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520737314.XU Expired - Fee Related CN205527834U (en) | 2015-09-23 | 2015-09-23 | Hybrid desulfurization waste water flue gas evaporative concentration device |
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| CN (1) | CN205527834U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112142144A (en) * | 2020-10-29 | 2020-12-29 | 南京师范大学镇江创新发展研究院 | Self-cleaning type submerged combustion evaporation device and method |
| CN114751475A (en) * | 2022-03-24 | 2022-07-15 | 中国华冶科工集团有限公司 | Desulfurization waste water evaporation and concentration device |
-
2015
- 2015-09-23 CN CN201520737314.XU patent/CN205527834U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112142144A (en) * | 2020-10-29 | 2020-12-29 | 南京师范大学镇江创新发展研究院 | Self-cleaning type submerged combustion evaporation device and method |
| CN112142144B (en) * | 2020-10-29 | 2023-12-26 | 南京师范大学镇江创新发展研究院 | Self-cleaning type submerged combustion evaporation device and method |
| CN114751475A (en) * | 2022-03-24 | 2022-07-15 | 中国华冶科工集团有限公司 | Desulfurization waste water evaporation and concentration device |
| CN114751475B (en) * | 2022-03-24 | 2023-09-15 | 中国华冶科工集团有限公司 | Desulfurization waste water evaporation concentration device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20180923 |