CN205275243U - Evaporation plant of board -like forced circulation's of MVR landfill leachate reverse osmosis dope - Google Patents
Evaporation plant of board -like forced circulation's of MVR landfill leachate reverse osmosis dope Download PDFInfo
- Publication number
- CN205275243U CN205275243U CN201521002470.8U CN201521002470U CN205275243U CN 205275243 U CN205275243 U CN 205275243U CN 201521002470 U CN201521002470 U CN 201521002470U CN 205275243 U CN205275243 U CN 205275243U
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- Prior art keywords
- pump
- separator
- circulation
- outlet
- mvr
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- 238000001704 evaporation Methods 0.000 title claims abstract description 20
- 230000008020 evaporation Effects 0.000 title claims abstract description 19
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 11
- 239000000149 chemical water pollutant Substances 0.000 title abstract 2
- 239000012452 mother liquor Substances 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 230000008676 import Effects 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 239000002994 raw material Substances 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 claims description 8
- 239000012071 phase Substances 0.000 claims description 6
- 239000006200 vaporizer Substances 0.000 claims description 4
- 239000007791 liquid phase Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000012141 concentrate Substances 0.000 abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 229910001039 duplex stainless steel Inorganic materials 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007701 flash-distillation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model provides an evaporation plant of board -like forced circulation's of MVR landfill leachate reverse osmosis dope, including head tank, charge pump, pre -heater, the separator that order is in proper order connected, the forced circulation pump is connected to the purified liquor outlet of separator, and plate type evaporator's circulation fluid import is connected to the forced circulation pump, and plate type evaporator's outlet of circulation hydraulic is connected to inside the separator, the steam joint of separator connects vapor compressor, and vapor compressor is connected to plate type evaporator's heating steam import, and plate type evaporator's condensate outlet is connected to the drainer, and the drainer is connected to the pre -heater through the drain pump to carry out the heat exchange with the raw materials of raw materials, the concentrate export of separator is connected to the stirred tank through the concentrate discharging pump, and the stirred tank changes the material pump through the concentrate and is connected to centrifugal dehydrator, and centrifugal dehydrator's liquid outlet is connected to the mother liquor buffer tank, and the mother liquor buffer tank is connected to the head tank through the mother liquor pump. The utility model discloses more traditional triple effect evaporation average energy -conserving 66%.
Description
Technical field
The utility model relates to the evaporation unit of the percolate reverse osmosis dope of the board-like pump circulation of a kind of MVR.
Background technology
In high-concentration salt-containing wastewater process field, the method for tradition multiple-effect evaporation is often adopted to process. Tradition multiple-effect evaporation secondary steam cannot utilize completely, and energy-saving effect is not as MVR (mechanicalvaporrecompression, mechanical steam recompression technology). Multiple-effect evaporation needs to use recirculated cooling water, increases the cost of cooling tower consumption water, power consumption. In addition, tradition multifunctional evaporating equipment quantity is many, and floor space is big, and adopts the board-like pump circulation technology of MVR to be possible not only to greatly reduce energy consumption, and can reduce maintenance of the equipment quantity, reduces floor space. Meanwhile, it is big that plate-type evaporator possesses the coefficient of heat transfer, feature easy to maintenance; The mode of forced circulation evaporation is taked can effectively to prevent vaporizer internal crystallization and fouling.
Practical novel content
The utility model proposes the evaporation unit of the percolate reverse osmosis dope of the board-like pump circulation of a kind of MVR, what this device utilized is that vapour compressor will produce the principle reused after secondary steam compression heats up in evaporation, not only avoid use live steam, and thoroughly abandoned cooling tower, greatly reduce working cost, really accomplished environmental protection and energy saving, economized on water, reduced expenses.
The technical solution of the utility model is achieved in that
The evaporation unit of the percolate reverse osmosis dope of the board-like pump circulation of a kind of MVR, comprise be linked in sequence successively head tank, fresh feed pump, preheater, separator, the purified liquor outlet of described separator connects forced circulation pump, the circulation fluid import of described forced circulation pump connecting plate type vaporizer, the circulation fluid outlet of described plate-type evaporator is connected to separator inside; The vapor interface of described separator connects vapour compressor, described vapour compressor is connected to the heating steam import of plate-type evaporator, the condensate outlet of plate-type evaporator is connected to drainer, and described drainer is connected to preheater by wet-pit, and the raw material with head tank carries out heat exchange; The concentrated solution outlet of described separator is connected to stirring tank by concentrated solution discharging pump, described stirring tank is connected to centrifuge by concentrated solution transfering material pump, the liquid outlet of centrifuge is connected to mother liquor surge tank, and described mother liquor surge tank is connected to head tank by mother liquor pump.
Preferably, in head tank, charging PH value controls between 3 and 6.
Preferably, in separator, gas phase operating pressure is 58��85KPa; Gas phase operating temperature is 85 DEG C��95 DEG C; Liquid phase operating temperature is 95 DEG C��105 DEG C.
Preferably, in vapour compressor, intake pressure is 58��85KPa; Top hole pressure is 105��148KPa; Inlet temperature is 85 DEG C��95 DEG C; Temperature out is 101 DEG C��111 DEG C.
The useful effect that the utility model produces is: running cost is low, the more traditional triple effect evaporation of this device on average energy-conservation 66%, and the utility model device is efficient, energy-conservation, and floor space is little simultaneously, and structure is simple, easy for installation, simple to operate.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, it is briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the outside structural representation of plate-type evaporator.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described embodiment is only the utility model part embodiment, instead of whole embodiments. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The evaporation unit of the percolate reverse osmosis dope of the board-like pump circulation of a kind of MVR as shown in Figure 1, comprise be linked in sequence successively head tank 1, fresh feed pump 2, preheater 3, separator 9, the purified liquor outlet of described separator 9 connects forced circulation pump 8, the circulation fluid import 61 of described forced circulation pump 8 connecting plate type vaporizer 6, it is inner that the circulation fluid outlet 62 of described plate-type evaporator 6 is connected to separator 9; The vapor interface of described separator 9 connects vapour compressor 7, described vapour compressor 7 is connected to the heating steam import 63 of plate-type evaporator 6, the condensate outlet 64 of plate-type evaporator 6 is connected to drainer 5, described drainer 5 is connected to preheater 3 by wet-pit 4, and the raw material with head tank 1 carries out heat exchange; The concentrated solution outlet of described separator 9 is connected to stirring tank 11 by concentrated solution discharging pump 10, described stirring tank 11 is connected to centrifuge 13 by concentrated solution transfering material pump 12, the liquid outlet of centrifuge 13 is connected to mother liquor surge tank 14, and described mother liquor surge tank 14 is connected to head tank 1 by mother liquor pump 15.
In the present embodiment, in separator 9, gas phase operating pressure is 58��85KPa, it is preferable that 70KPa; Gas phase operating temperature is 85 DEG C��95 DEG C, it is preferable that 90 DEG C; Liquid phase operating temperature is 95 DEG C��105 DEG C, it is preferable that 100 DEG C; In vapour compressor 7, intake pressure is 58��85KPa, it is preferable that 70KPa; Top hole pressure is 105��148KPa, it is preferable that 125KPa; Inlet temperature is 85 DEG C��95 DEG C, it is preferable that 90 DEG C; Temperature out is 101 DEG C��111 DEG C, it is preferable that 106 DEG C.
In the present embodiment, separator is a column type container, and material is titanium (TA2), sheet metal thickness 6mm. Feeding manner be tangent line obliquely, demister wherein is two demisters: eddy flow plate scum dredger and wire mesh demister, and eddy flow plate scum dredger adopts TA2, and wire mesh demister adopts 316L material; Separator designs salt leg carrys out thickening, and circulation fluid adopts clear liquid to circulate, and wherein Flange joint taked by salt leg and separator, maintenance for convenience detach. Vapour compressor adopts radial compressor, and impeller and housing adopt SUS329 duplex stainless steel material. Forced circulation pump adopts the mixed flow pump of high temperature resistant, corrosion-resistant large discharge low lift, and impeller and housing adopt TA2 material, and machine envelope adopts Double End integrated mechanical sealing.
Stock liquid PH is incoming stock tank 1 after being adjusted to 3-6, to ensure that material blocking does not occur at pre-heating stage. Normal temperature stock liquid enters preheater 3 after fresh feed pump 2 pressurizes and is preheated to 100 DEG C; Separator 9 is entered after stoste after preheating, clear liquid in separator 9 enters plate-type evaporator 6 after forced circulation pump 8 pressurizes and heats, then return separator 9 and carry out flash distillation, the secondary steam of 90 DEG C produced enters again plate-type evaporator 6 after vapour compressor 7 pressurization is warmed up to 106 DEG C and is heated by solution, and secondary steam is fully used. And the solid being enriched in separator 9 salt leg pressurizes through concentrated solution discharging pump and enters stirring tank after 10 to stir 11 even, then it is pumped to centrifuge 13 through concentrated solution transfering material pump 12, dewatered solids outward transport process further, deviates from after solution enters mother liquor surge tank 14 and returns original fluid container 1 continuation evaporation after mother liquor pump 15 pressurizes. Wherein secondary steam water of condensation is from flowing to condensate water pot 5, and outer row after condensate pump 5 enters preheater 3 and stock liquid heat exchange is lowered the temperature, non-condensable gas is directly emptying after entering condensate water pot 5 together with water of condensation.
The foregoing is only better embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. the evaporation unit of the percolate reverse osmosis dope of the board-like pump circulation of MVR, it is characterized in that, comprise be linked in sequence successively head tank (1), fresh feed pump (2), preheater (3), separator (9), the purified liquor outlet of described separator (9) connects forced circulation pump (8), the circulation fluid import (61) of described forced circulation pump (8) connecting plate type vaporizer (6), it is inner that circulation fluid outlet (62) of described plate-type evaporator (6) is connected to separator (9); The vapor interface of described separator (9) connects vapour compressor (7), described vapour compressor (7) is connected to the heating steam import (63) of plate-type evaporator (6), the condensate outlet (64) of plate-type evaporator (6) is connected to drainer (5), described drainer (5) is connected to preheater (3) by wet-pit (4), and the raw material with head tank (1) carries out heat exchange; The concentrated solution outlet of described separator (9) is connected to stirring tank (11) by concentrated solution discharging pump (10), described stirring tank (11) is connected to centrifuge (13) by concentrated solution transfering material pump (12), the liquid outlet of centrifuge (13) is connected to mother liquor surge tank (14), and described mother liquor surge tank (14) is connected to head tank (1) by mother liquor pump (15).
2. the evaporation unit of the percolate reverse osmosis dope of the board-like pump circulation of MVR as claimed in claim 1, it is characterised in that, in head tank, charging PH value controls between 3 and 6.
3. the evaporation unit of the percolate reverse osmosis dope of the board-like pump circulation of MVR as claimed in claim 1, it is characterised in that, in separator (9), gas phase operating pressure is 58��85KPa; Gas phase operating temperature is 85 DEG C��95 DEG C; Liquid phase operating temperature is 95 DEG C��105 DEG C.
4. the evaporation unit of the percolate reverse osmosis dope of the board-like pump circulation of MVR as claimed in claim 1, it is characterised in that, in vapour compressor (7), intake pressure is 58��85KPa; Top hole pressure is 105��148KPa; Inlet temperature is 85 DEG C��95 DEG C; Temperature out is 101 DEG C��111 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521002470.8U CN205275243U (en) | 2015-12-04 | 2015-12-04 | Evaporation plant of board -like forced circulation's of MVR landfill leachate reverse osmosis dope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521002470.8U CN205275243U (en) | 2015-12-04 | 2015-12-04 | Evaporation plant of board -like forced circulation's of MVR landfill leachate reverse osmosis dope |
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| Publication Number | Publication Date |
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| CN205275243U true CN205275243U (en) | 2016-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201521002470.8U Expired - Fee Related CN205275243U (en) | 2015-12-04 | 2015-12-04 | Evaporation plant of board -like forced circulation's of MVR landfill leachate reverse osmosis dope |
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| Country | Link |
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| CN (1) | CN205275243U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106315717A (en) * | 2016-09-14 | 2017-01-11 | 合肥通用机械研究院 | MVR wastewater evaporation and concentration system |
| CN106587229A (en) * | 2016-12-27 | 2017-04-26 | 青岛卓森纳生物工程有限公司 | MVR evaporation device used for sewage treatment |
| CN107857323A (en) * | 2017-12-19 | 2018-03-30 | 国丰新能源江苏有限公司 | The apparatus and method handled with reference to MVR garbage percolation concentrate |
| CN109095535A (en) * | 2018-10-16 | 2018-12-28 | 江苏必领能源科技有限公司 | Sewage evaporation enrichment facility and its operating method |
| CN109502866A (en) * | 2018-08-27 | 2019-03-22 | 启迪桑德环境资源股份有限公司 | A kind of processing system and method making nanofiltration dope recycling |
| CN110723857A (en) * | 2019-11-21 | 2020-01-24 | 东莞市三人行环境科技有限公司 | High-salinity water concentration and crystallization treatment system and process |
| CN112707419A (en) * | 2021-01-14 | 2021-04-27 | 江苏赛德力制药机械制造有限公司 | Production process for producing magnesium sulfate heptahydrate by combining MVR method |
| CN114031232A (en) * | 2021-11-05 | 2022-02-11 | 江苏科滤环境科技有限公司 | Skid-mounted landfill leachate treatment emergency device |
-
2015
- 2015-12-04 CN CN201521002470.8U patent/CN205275243U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106315717A (en) * | 2016-09-14 | 2017-01-11 | 合肥通用机械研究院 | MVR wastewater evaporation and concentration system |
| CN106315717B (en) * | 2016-09-14 | 2019-05-28 | 合肥通用机械研究院有限公司 | A kind of MVR waste water evaporation concentration device |
| CN106587229A (en) * | 2016-12-27 | 2017-04-26 | 青岛卓森纳生物工程有限公司 | MVR evaporation device used for sewage treatment |
| CN107857323A (en) * | 2017-12-19 | 2018-03-30 | 国丰新能源江苏有限公司 | The apparatus and method handled with reference to MVR garbage percolation concentrate |
| CN109502866A (en) * | 2018-08-27 | 2019-03-22 | 启迪桑德环境资源股份有限公司 | A kind of processing system and method making nanofiltration dope recycling |
| CN109502866B (en) * | 2018-08-27 | 2024-05-31 | 启迪环境科技发展股份有限公司 | A processing system and method for recycling nanofiltration concentrate |
| CN109095535A (en) * | 2018-10-16 | 2018-12-28 | 江苏必领能源科技有限公司 | Sewage evaporation enrichment facility and its operating method |
| CN109095535B (en) * | 2018-10-16 | 2024-03-19 | 江苏必领能源科技有限公司 | Sewage evaporation concentration device and operation method thereof |
| CN110723857A (en) * | 2019-11-21 | 2020-01-24 | 东莞市三人行环境科技有限公司 | High-salinity water concentration and crystallization treatment system and process |
| CN112707419A (en) * | 2021-01-14 | 2021-04-27 | 江苏赛德力制药机械制造有限公司 | Production process for producing magnesium sulfate heptahydrate by combining MVR method |
| CN114031232A (en) * | 2021-11-05 | 2022-02-11 | 江苏科滤环境科技有限公司 | Skid-mounted landfill leachate treatment emergency device |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20160601 Termination date: 20201204 |