CN202829661U - Wastewater swirling system for desulfurization device of thermal power plant - Google Patents
Wastewater swirling system for desulfurization device of thermal power plant Download PDFInfo
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- CN202829661U CN202829661U CN 201220497494 CN201220497494U CN202829661U CN 202829661 U CN202829661 U CN 202829661U CN 201220497494 CN201220497494 CN 201220497494 CN 201220497494 U CN201220497494 U CN 201220497494U CN 202829661 U CN202829661 U CN 202829661U
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Abstract
The utility model relates to a wastewater swirling system for a desulfurization device of a thermal power plant, comprising a gypsum-swirling-station underflow collecting box, a gypsum-swirling-station feeding collecting box, a gypsum-swirling-station overflow collecting box, a wastewater swirling pump, a wastewater swirling station and a wastewater collecting box. The gypsum-swirling-station overflow collecting box is provided with a wastewater-swirling-pump suction port and a wastewater-swirling-pump return port, wherein the wastewater-swirling-pump suction port is communicated with the inlet of the wastewater-swirling-pump through a wastewater-swirling-pump liquid inlet pipe, and the wastewater-swirling-pump return port is communicated with a wastewater-swirling-pump liquid outlet pipe through a liquid return pipe. The wastewater swirling system omits a wastewater swirling box and some equipment matched with the wastewater swirling box, is a simplified wastewater swirling system, has lower initial investment than a wet-process flue-gas desulfurization device and is simple in configuration and low in operation failure point. Due to the adoption of the wastewater swirling system, the desulfurization cost is reduced.
Description
Technical field
The utility model relates to a kind of waste-water vortex system that arranges in the desulfurizer of fuel-burning power plant.
Background technology
In flue gas desulphurization technique, gypsum slurries in the desulfurizer is in the process of constantly circulation, the impurity such as meeting enriching heavy metal element, superfine dust and chlorion, these impurity can accelerate the corrosion of desulfurizer on the one hand, can affect on the other hand the quality of gypsum, also can affect simultaneously the desulfuration efficiency of desulfurizer, therefore, desulfurizer need to discharge a certain amount of waste water, to reduce the content in gypsum slurries of these impurity.
The mode of existing desulfurizer waste discharge is to adopt the waste-water vortex system, referring to Fig. 1, after specific practice is the gypsum swirler eddy flow of gypsum slurries in the gypsum rotational flow station of the absorption tower discharge in the desulfurizer, according to the gypsum slurries of measuring 3%～5% volumetric flow rate containing of the chlorion in the gypsum slurries as overflow slurry, make these overflow slurry enter waste-water vortex station eddy flow, underflow slurries behind the eddy flow are back to the absorption tower, and the waste water behind the eddy flow enters Waste Water Treatment.In this process, the conventional setting is that overflow slurry flow to the waste-water vortex case certainly from gypsum rotational flow station overflow collection box, pumps into the waste-water vortex station by the waste-water vortex pump again.
Present case is, a lot of desulfurization project moving are because the trunking of waste-water vortex system is too much, structure and flow process too complex, so investment is large, and the trouble spot is many, and (especially the agitator in the waste-water vortex case breaks down especially easily, so can cause the waste-water vortex system normally to come into operation, and then have influence on metal ion and chlorine root concentration over-standard in the gypsum slurries in the absorption tower).
The utility model content
The purpose of this utility model provides a kind of fuel-burning power plant desulfurizer waste-water vortex system, solve traditional waste-water vortex system architecture and the technical problem of flow process too complex.
For achieving the above object, the utility model adopts following technical scheme: a kind of fuel-burning power plant desulfurizer waste-water vortex system, include gypsum rotational flow station underflow collection box, gypsum eddy flow feed collection box, gypsum rotational flow station overflow collection box, the waste-water vortex pump, waste-water vortex station and sewage collecting box, the outlet of described gypsum rotational flow station underflow collection box is by the first pipeline and gypsum eddy flow underflow system connectivity, the import of described gypsum rotational flow station feed collection box is communicated with absorption tower calcium plaster overboard pump by the second pipeline, the outlet of gypsum rotational flow station feed collection box is by the import of the 3rd pipeline and gypsum rotational flow station underflow collection box, the import of gypsum rotational flow station overflow collection box is communicated with, the outlet of described gypsum rotational flow station overflow collection box is communicated with desulfurizer by the 4th pipeline, described waste-water vortex pump outlet is communicated with the import at waste-water vortex station by Turo pump fluid pipeline, the outlet at described waste-water vortex station is by the import of the 5th pipeline and sewage collecting box, desulfurizer is communicated with, the outlet of described sewage collecting box is communicated with Waste Water Treatment by the 6th pipeline, it is characterized in that: described gypsum rotational flow station overflow collection box is provided with waste-water vortex pump inlet and waste-water vortex pump return port, and the waste-water vortex pump inlet is communicated with the import of waste-water vortex pump by the Turo pump liquid-inlet pipe, and waste-water vortex pump return port is by liquid returning tube and Turo pump fluid pipeline connection.
1.3～1.5 times of the volume size of the described gypsum rotational flow station overflow collection box volume size that can be the technician calculate according to traditional method.
Described waste-water vortex parallel connection of pumps is provided with two.
Compared with prior art the utlity model has following characteristics and beneficial effect: the utility model has been cancelled waste-water vortex case and supporting some equipment with it, simultaneously waste-water vortex pump inlet and waste-water vortex pump return port have been set up at gypsum rotational flow station overflow collection box, and the waste-water vortex pump inlet is communicated with the import of waste-water vortex pump by Turo pump feed liquor pipeline, waste-water vortex pump return port is by liquid returning tube and Turo pump fluid pipeline connection, this improvement can make gypsum rotational flow station overflow collection box have the function of gypsum slurries buffer memory concurrently, so gypsum rotational flow station overflow collection box can replace the waste-water vortex case as gypsum slurries buffer memory case.
The utility model has been cancelled waste-water vortex case and supporting some equipment with it, the benefit of doing like this is: 1, reduce the initial investment of wet flue gas desulfurizer, specifically, saved videlicet the initial investment of engineering project, the while has saved manpower and materials and has shortened the construction period of engineering in the process of engineering construction.2, system configuration is become simply, reduce system's operation troubles point, reduce the running cost of desulfurization.3, can reduce floor space (owing to cancelled waste-water vortex case and supporting some equipment with it, so the floor space of waste-water vortex system descends naturally to some extent), also effectively reduced building storey height (owing to having cancelled the waste-water vortex case, so the installation site of gypsum rotational flow station overflow collection box can reduce greatly).4, used after the utility model, the discharge of wastewater technical process in the flue gas desulphurization technique also is simplified.
Generally speaking, the utility model is a kind of waste-water vortex system (compare with traditional waste-water vortex system, its number of devices greatly reduces) of having simplified, and it has extremely widely promotional value to heat-engine plant desulfurized engineering and the improvement project of later enforcement.
Description of drawings
The utility model is described in more detail below in conjunction with accompanying drawing.
Fig. 1 is the structural representation of existing waste-water vortex system.
Fig. 2 is structural representation of the present utility model.
Reference numeral: 1-gypsum rotational flow station underflow collection box, 2-gypsum eddy flow feed collection box, 3-gypsum rotational flow station overflow collection box, 4-waste-water vortex pump, 5-waste-water vortex station, the 6-sewage collecting box, 7-gypsum eddy flow underflow system, 8-absorption tower calcium plaster overboard pump, the 9-desulfurizer, the 10-Waste Water Treatment, 11-Turo pump feed liquor pipeline, 12-liquid returning tube road, 13-waste-water vortex case, the 14-agitator, the 15-pressure unit, 16-line with rubber valve, 17-the first pipeline, 18-the second pipeline, 19-the 3rd pipeline, 20-the 4th pipeline, 21-the 5th pipeline, 22-the 6th pipeline, 23-Turo pump fluid pipeline, the electronic line with rubber valve of 24-, 25-gypsum eddy flow.
Embodiment
Embodiment is referring to shown in Figure 2, this fuel-burning power plant desulfurizer waste-water vortex system, include gypsum rotational flow station underflow collection box 1, gypsum eddy flow feed collection box 2, gypsum rotational flow station overflow collection box 3, waste-water vortex pump 4, waste-water vortex station 5 and sewage collecting box 6, the outlet of described gypsum rotational flow station underflow collection box 1 is communicated with gypsum eddy flow underflow system 7 by the first pipeline 17, the import of described gypsum rotational flow station feed collection box 2 is communicated with absorption tower calcium plaster overboard pump 8 by the second pipeline 18, the outlet of gypsum rotational flow station feed collection box 2 is by the import of the 3rd pipeline 19 with gypsum rotational flow station underflow collection box 1, the import of gypsum rotational flow station overflow collection box 3 is communicated with, the outlet of described gypsum rotational flow station overflow collection box 3 is communicated with desulfurizer 9 by the 4th pipeline 20, the outlet of described waste-water vortex pump 4 is communicated with the import at waste-water vortex station 5 by Turo pump fluid pipeline 23, the outlet at described waste-water vortex station 5 is by the import of the 5th pipeline 21 with sewage collecting box 6, desulfurizer 9 is communicated with, and the outlet of described sewage collecting box 6 is communicated with Waste Water Treatment 10 by the 6th pipeline 22.
Described gypsum rotational flow station overflow collection box 3 is provided with waste-water vortex pump inlet and waste-water vortex pump return port, and the waste-water vortex pump inlet is communicated with the import of waste-water vortex pump 4 by Turo pump liquid-inlet pipe 11, and waste-water vortex pump return port is communicated with Turo pump fluid pipeline 23 by liquid returning tube 12.In the present embodiment, waste-water vortex pump 4 has been arranged in parallel two.
As most preferred embodiment, 1.3～1.5 times of the volume size of gypsum rotational flow station overflow collection box 3 volume size that to be technician calculate according to traditional method (this traditional method belong to well known to a person skilled in the art technique means).The reason of doing like this is that the volume that strengthens gypsum rotational flow station overflow collection box can make the gypsum slurries caching function of gypsum rotational flow station overflow collection box be in optimum regime.
In the present embodiment, in the inclined to one side lower position perforate of gypsum rotational flow station overflow collection box 3, aspirate a part of gypsum overflow slurry with the waste-water vortex pump, squeeze into waste-water vortex station 5 and carry out eddy flow, the waste water that produces is delivered to Waste Water Treatment 10, is processed into the waste water of energy qualified discharge.
Calculate with present embodiment, the equipment that fuel-burning power plant desulfurizer waste-water vortex system reduces comprises: the equipment such as waste-water vortex case 13, agitator 14, pressure unit 15, line with rubber valve and fastener, the materials such as valve, cable and connecting tube, reduce cost condition and can see the following form:
Claims (3)
1. fuel-burning power plant desulfurizer waste-water vortex system, include gypsum rotational flow station underflow collection box (1), gypsum eddy flow feed collection box (2), gypsum rotational flow station overflow collection box (3), waste-water vortex pump (4), waste-water vortex station (5) and sewage collecting box (6), the outlet of described gypsum rotational flow station underflow collection box (1) is communicated with gypsum eddy flow underflow system (7) by the first pipeline (17), the import of described gypsum rotational flow station feed collection box (2) is communicated with absorption tower calcium plaster overboard pump (8) by the second pipeline (18), the outlet of gypsum rotational flow station feed collection box (2) by the 3rd pipeline (19 with the import of gypsum rotational flow station underflow collection box (1), the import of gypsum rotational flow station overflow collection box (3) is communicated with, the outlet of described gypsum rotational flow station overflow collection box (3) is communicated with desulfurizer (9) by the 4th pipeline (20), the outlet of described waste-water vortex pump (4) is communicated with the import of waste-water vortex station (5) by Turo pump fluid pipeline (23), the outlet at described waste-water vortex station (5) is by the import of the 5th pipeline (21) with sewage collecting box (6), desulfurizer (9) is communicated with, the outlet of described sewage collecting box (6) is communicated with Waste Water Treatment (10) by the 6th pipeline (22), it is characterized in that:
Described gypsum rotational flow station overflow collection box (3) is provided with waste-water vortex pump inlet and waste-water vortex pump return port, and the waste-water vortex pump inlet is communicated with the import of waste-water vortex pump (4) by Turo pump liquid-inlet pipe (11), and waste-water vortex pump return port is communicated with Turo pump fluid pipeline (23) by liquid returning tube (12).
2. fuel-burning power plant according to claim 1 desulfurizer waste-water vortex system is characterized in that: 1.3～1.5 times of the volume size of described gypsum rotational flow station overflow collection box (3) volume size that to be the technician calculate according to traditional method.
3. fuel-burning power plant according to claim 1 desulfurizer waste-water vortex system, it is characterized in that: described waste-water vortex pump (4) has been arranged in parallel two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220497494 CN202829661U (en) | 2012-09-26 | 2012-09-26 | Wastewater swirling system for desulfurization device of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220497494 CN202829661U (en) | 2012-09-26 | 2012-09-26 | Wastewater swirling system for desulfurization device of thermal power plant |
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| Publication Number | Publication Date |
|---|---|
| CN202829661U true CN202829661U (en) | 2013-03-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220497494 Expired - Lifetime CN202829661U (en) | 2012-09-26 | 2012-09-26 | Wastewater swirling system for desulfurization device of thermal power plant |
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| CN (1) | CN202829661U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872710A (en) * | 2012-09-26 | 2013-01-16 | 北京国电龙源环保工程有限公司 | Waste water cyclone system for desulfuration device of thermal power station |
| CN104258720A (en) * | 2014-09-17 | 2015-01-07 | 北京国电龙源环保工程有限公司 | Two-stage circulating gypsum slurry swirling device and method for bicirculating flue gas desulfuration |
-
2012
- 2012-09-26 CN CN 201220497494 patent/CN202829661U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102872710A (en) * | 2012-09-26 | 2013-01-16 | 北京国电龙源环保工程有限公司 | Waste water cyclone system for desulfuration device of thermal power station |
| CN104258720A (en) * | 2014-09-17 | 2015-01-07 | 北京国电龙源环保工程有限公司 | Two-stage circulating gypsum slurry swirling device and method for bicirculating flue gas desulfuration |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NATIONAL ELECTRIC NEW ENERGY TECHNOLOGY INSTITUTE Effective date: 20130626 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130626 Address after: 100039 Beijing, West Fourth Ring Road, No., building 911, room 1, room 16 Patentee after: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. Patentee after: GUODIAN NEW ENERGY TECHNOLOGY INSTITUTE Address before: 100039 Beijing, West Fourth Ring Road, No., building 911, room 1, room 16 Patentee before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: NATIONAL ELECTRIC NEW ENERGY TECHNOLOGY INSTITUTE Free format text: FORMER OWNER: NATIONAL ELECTRIC NEW ENERGY TECHNOLOGY INSTITUTE Effective date: 20141231 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141231 Address after: 100039, room 9, floor 1, building 16, No. 901 West Fourth Ring Road, Beijing, Haidian District Patentee after: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. Patentee after: GUODIAN NEW ENERGY TECHNOLOGY INSTITUTE Patentee after: SP LONGYUAN POWER TECHNOLOGY & ENGINEERING Co.,Ltd. Address before: 100039 Beijing, West Fourth Ring Road, No., building 911, room 1, room 16 Patentee before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. Patentee before: Guodian New Energy Technology Institute |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Longyuan environmental protection Co.,Ltd. Patentee after: GUODIAN NEW ENERGY TECHNOLOGY INSTITUTE Patentee after: SP LONGYUAN POWER TECHNOLOGY & ENGINEERING Co.,Ltd. Address before: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. Patentee before: GUODIAN NEW ENERGY TECHNOLOGY INSTITUTE Patentee before: SP LONGYUAN POWER TECHNOLOGY & ENGINEERING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |