CN204079727U - A kind of disposal system of percolate - Google Patents
A kind of disposal system of percolate Download PDFInfo
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- CN204079727U CN204079727U CN201420609471.8U CN201420609471U CN204079727U CN 204079727 U CN204079727 U CN 204079727U CN 201420609471 U CN201420609471 U CN 201420609471U CN 204079727 U CN204079727 U CN 204079727U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 239000012528 membrane Substances 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 14
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 21
- 239000000149 chemical water pollutant Substances 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 13
- 239000010813 municipal solid waste Substances 0.000 description 12
- 239000000706 filtrate Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000000746 purification Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 241001074903 Methanobacteria Species 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 3
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000002361 compost Substances 0.000 description 2
- 238000007865 diluting Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- -1 contains landfill Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011026 diafiltration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000004056 waste incineration Methods 0.000 description 1
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model relates to a kind of disposal system of percolate, comprise percolate water collecting basin, the first spiral pump, pretreatment pool, the second spiral pump, well heater, anaerobic reactor, nitrated/denitrification device, ultra-filtration membrane device, nano filter membrance device, reverse osmosis membrane apparatus, clean water basin and concentrated liquid pool, percolate disposal system also comprises circulating water pool and detects the COD on-line monitoring equipment of liquor C OD concentration in described circulating water pool, described circulating water pool is arranged between described well heater and anaerobic reactor, and/denitrification device nitrated with described is connected; Described nitrated/denitrification device is also connected with ultra-filtration membrane device, nano filter membrance device, reverse osmosis membrane apparatus and clean water basin successively, described ultra-filtration membrane device, nano filter membrance device are connected with described concentrated liquid pool with reverse osmosis membrane apparatus.The utility model has done improvement in multiple links of refuse treatment, improves landfill leachate treatment efficiency, and the percolate after process can qualified discharge.
Description
Technical field
The utility model relates to field of garbage disposal, more particularly, relates to a kind of disposal system of percolate.
Background technology
Municipal garbage " innoxious, minimizing, resource utilization " processing and utilizing is world subject.The method that focuses on of current China town and country municipal garbage mainly contains landfill, compost, burning.Landfill method floor space is large, low to the minimizing degree of rubbish, need do Anti-seeping technology, also will build methane recovery and percolate treatment plant, easily pollute underground water and ambient air.Composting process is applicable to processing containing the many rubbish of perishable organic matter, and can realize the comprehensive utilization of part resource, but compost quality is wayward, objectionable constituent usually exceed standard.Waste incineration and generating electricity is very fast in China's development, but investment is large, and working cost is high, the flying dust hazardness of Han dioxin and heavy metal is large, difficult treatment, although have employed very advanced and complicated purification system, in flue gas, dioxin is still difficult to control and monitoring." minimizing, resource utilization, innoxious " principle in order to fully demonstrate, people are proposed various municipal garbage comprehensive processing technique.In existing garbage treating process, there is following problem:
The equal centralized collection of percolate produced in usual garbage drying process in water collecting basin, and is delivered to Sewage treatment systems by the submersible pump bottom percolate water collecting basin, discharges after percolate process is up to standard.Because the silt content of percolate is higher, easily block submersible pump.Submersible pump is placed at the bottom of percolate water collecting basin, is easily corroded by percolate, and maintenance difficulty.Meanwhile, submersible pump instability of flow, easily brings impurity into, affects follow-up handling procedure.
---heating---anaerobic reaction---follow-up flow process (as nitrated/denilrification system) that usual municipal garbage percolate anaerobic digestion reaction process is: pre-treatment.Percolate after heater via heating directly will enter anaerobic reactor, and the filtrate after anaerobic treatment flows directly into again follow-up flow process.When percolate organic pollutant content is high, after this system anaerobic reaction, in its effluent quality, organic content is still difficult to be down to desirable level, and COD concentration is still higher.On the other hand, the percolate after heater heats directly enters anaerobic reactor, temperature in reactor can be caused to be difficult to regulate, and fluctuation is larger.The methanobacteria played a crucial role in anaerobic reactor, to temperature sensitive.Usually in, the existence adaptive temperature of warm methanobacteria is 30-36 DEG C, exceed this scope, or temperature fluctuation all can cause organic acid to accumulate in a large number comparatively greatly, suppresses the activity of anaerobion or causes their death.
Due to the problems referred to above of existing garbage treating process, causing the processing efficiency of garbage drying, percolate low, there is situation not up to standard in percolate after process, and device maintenance rate in system is high.
Summary of the invention
The technical problems to be solved in the utility model is, provides a kind of processing efficiency high, and the disposal system of the good percolate for the treatment of effect.
The utility model solves the technical scheme that its technical problem adopts: the disposal system constructing a kind of percolate, comprise percolate water collecting basin, first spiral pump, pretreatment pool, second spiral pump, well heater, anaerobic reactor, nitrated/denitrification device, ultra-filtration membrane device, nano filter membrance device, reverse osmosis membrane apparatus, clean water basin and concentrated liquid pool, described percolate water collecting basin, first spiral pump, pretreatment pool, second spiral pump is connected successively with well heater, percolate disposal system also comprises circulating water pool and detects the COD on-line monitoring equipment of liquor C OD concentration in described circulating water pool, described circulating water pool is arranged between described well heater and anaerobic reactor, and/denitrification device nitrated with described is connected, described nitrated/denitrification device is also connected with ultra-filtration membrane device, nano filter membrance device, reverse osmosis membrane apparatus and clean water basin successively, described ultra-filtration membrane device, nano filter membrance device are connected with described concentrated liquid pool with reverse osmosis membrane apparatus.
In such scheme, be provided with water diversion tank between described spiral pump and water collecting basin, under the liquid level that the water inlet pipe of described water diversion tank stretches in described water collecting basin, the rising pipe of described water diversion tank is connected with the import of the first spiral pump.
In such scheme, described first screw rod pump outlet is connected with described pretreatment pool by Y-piece road strainer.
In such scheme, described circulating water pool is provided with the first pipeline, second pipe, the 3rd pipeline, the 4th pipeline and the 5th pipeline, first pipeline is connected with described well heater, second pipe is nitrated with described with the 3rd pipeline/and denitrification device is connected, and the 4th pipeline is connected with described anaerobic reactor with the 5th pipeline; Described first pipeline is provided with the first control valve, and described second pipe is provided with the second control valve, and described 3rd pipeline is provided with the 3rd control valve, and described 4th pipeline is provided with the 4th control valve, and described 5th pipeline is provided with the 5th control valve.
In such scheme, percolate disposal system also comprises valve control system, and described valve control system regulates the opening and closing of described first control valve, the second control valve, the 3rd control valve, the 4th control valve and the 5th control valve according to the detection data of COD on-line monitoring equipment and opens amplitude.
In such scheme, described anaerobic reactor is also provided with temperature-detecting device, described temperature-detecting device is connected with described valve control system, the opening and closing of described valve control system the first control valve, the second control valve, the 3rd control valve, the 4th control valve and the 5th control valve according to the detection Data Control of described temperature-detecting device and open amplitude.
In such scheme, described first pipeline, second pipe, the 3rd pipeline, the 4th pipeline, the 5th pipeline are equipped with under meter, and described under meter is connected with described valve control system, is regulated the uninterrupted of each pipeline by described valve control system.
In such scheme, bottom described circulating water pool, be provided with the submersible pump with COD on-line monitoring equipment connection.
Utilize a method of disposal for the disposal system of the percolate described in claim 1, comprise the following steps:
S1, percolate promote and conveying; By the first spiral pump, the percolate in leachate collection pond is delivered to pretreatment pool and carries out pre-treatment, well heater will be sent into through pretreated percolate by the second spiral pump;
S2, percolate process; Percolate after heating enters anaerobic reactor generation anaerobic reaction by circulating water pool, and percolate repeatedly flows between circulating water pool and anaerobic reactor, until the COD concentration of COD on-line monitoring equipment Inspection is down to set(ting)value; After entering nitrated/denitrification device process from circulating water pool percolate out, pass into ultra-filtration membrane device, nano filter membrance device and reverse osmosis membrane apparatus and filter.
Implement the disposal system of percolate of the present utility model, there is following beneficial effect:
1, substitute with exposing to ground spiral pump the submersible pump be placed at the bottom of diafiltration liquid pool, prevent percolate to the corrosion of submersible pump, make stability of flow in percolate course of conveying, Maintenance and Repair are easy to operate, solve the problem that submersible pump is easily blocked simultaneously.
2, by setting up circular buffering pond between well heater and anaerobic reactor, the percolate of COD very high concentrations can be circulated and carry out anaerobic reaction, until effluent COD concentration is down to desirable level.When anaerobic reaction efficiency is certain, by the backflow of COD concentration liquids low in follow-up flow process, COD in diluting reactor water inlet, and then reach the object reducing effluent COD concentration.Achieve repeatedly circulation anaerobic reaction, significantly improve the efficiency of anaerobic digestion percolate.Due to the existence in buffer cycles pond, more sensitive to the adjustment of anaerobic reactor inflow temperature.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the structural representation of the disposal system of the utility model percolate;
Fig. 2 is the schematic diagram of circulating water pool.
Embodiment
In order to there be understanding clearly to technical characteristic of the present utility model, object and effect, now contrast accompanying drawing and describe embodiment of the present utility model in detail.
As shown in Figure 1, the disposal system 1 of percolate of the present utility model comprises percolate water collecting basin 101, first spiral pump 103, pretreatment pool 105, second spiral pump 106, well heater 107, anaerobic reactor 110, nitrated/denitrification device 111, ultra-filtration membrane device 113, nano filter membrance device 118, reverse osmosis membrane apparatus 114, clean water basin 115 and concentrated liquid pool 119.
Percolate water collecting basin 101, first spiral pump 103, pretreatment pool 105, second spiral pump 106 are connected successively with well heater 107, percolate disposal system 1 also comprises circulating water pool 108 and detects the COD on-line monitoring equipment 109 of liquor C OD concentration in circulating water pool 108, circulating water pool 108 is arranged between well heater 107 and anaerobic reactor 110, and is connected with nitrated/denitrification device 111.Nitrated/denitrification device 111 is also connected with ultra-filtration membrane device 113, nano filter membrance device 118, reverse osmosis membrane apparatus 114 and clean water basin 115 successively.Ultra-filtration membrane device 113, nano filter membrance device 118 are connected with concentrated liquid pool 119 with reverse osmosis membrane apparatus 114.Clean water basin 115 be exactly percolate dispose up to standard after water containing pool, concentrated solution 119 pond splendid attire be that membranous system disposes the residue concentrated solution of percolate, this liquid sends into cement kiln incineration disposal.Be provided with the submersible pump 116 be connected with COD on-line monitoring equipment 109 bottom circulating water pool 108, sampled by submersible pump 116.
Further, be provided with water diversion tank 102 between spiral pump and water collecting basin 101, under the liquid level that the water inlet pipe of water diversion tank 102 stretches in water collecting basin 101, the rising pipe of water diversion tank 102 is connected with the import of the first spiral pump 103.The outlet of the first spiral pump 103 is connected with pretreatment pool 105 by Y-piece road strainer 104.Percolate in percolate water collecting basin 101 is under the first spiral pump 103 draws, ground water diversion tank 102 is drawn to pipeline, in water diversion tank 102, the impurity such as the silt in percolate will precipitate in a large number, and supernatant liquid is then delivered to follow-up Sewage treatment systems by the first spiral pump 103 through Y-piece road strainer 104.Owing to have employed water diversion tank 102 and Y-piece road strainer 104, the impurity such as the silt in primary percolate will be filtered removal in a large number.And the first spiral pump 103 stability of flow used, expose on ground, maintenance, attended operation are conveniently.
As shown in Figure 2, circulating water pool 108 is provided with the first pipeline 1081, second pipe 1082, the 3rd pipeline 1083, the 4th pipeline 1084 and the 5th pipeline 1085, and circulating water pool 108 is connected with well heater 107, nitrated/denilrification system 111 and anaerobic reactor 110 respectively.First pipeline 1081 is connected with well heater 107, and second pipe 1082 is connected with nitrated/denilrification system 111 with the 3rd pipeline 1083, and the 4th pipeline 1084 is connected with anaerobic reactor 110 with the 5th pipeline 1085.First pipeline 1081 is provided with the first control valve 1086, second pipe 1082 is provided with the second control valve 1087,3rd pipeline 1083 is provided with the 3rd control valve the 1088, four pipeline 1084 and is provided with the 4th control valve the 1089, five pipeline 1085 and is provided with the 5th control valve 1080.
Further, outer circulation anaerobic reaction system also comprises valve control system 117, and valve control system 117 is according to the opening and closing of detection Data Control first control valve 1086, second control valve 1087 of COD on-line monitoring equipment 109, the 3rd control valve 1088, the 4th control valve 1089 and the 5th control valve 1080 and open amplitude.
Further, anaerobic reactor 110 is also provided with temperature-detecting device, temperature-detecting device is connected with valve control system 117, and valve control system 117 is according to the opening and closing of detection Data Control first control valve 1086, second control valve 1087 of temperature-detecting device, the 3rd control valve 1088, the 4th control valve 1089 and the 5th control valve 1080 and open amplitude.
Further, first pipeline 1081, second pipe 1082, the 3rd pipeline 1083, the 4th pipeline 1084, the 5th pipeline 1085 are equipped with under meter, under meter is connected with valve control system 117, is regulated the uninterrupted of each pipeline by valve control system 117.
The utility model additionally provides a kind of disposal of garbage method utilizing the disposal system of claim 1, comprises the following steps:
S1, percolate promote and conveying; By the first spiral pump 103, the percolate in leachate collection pond is delivered to pretreatment pool 105 and carries out pre-treatment, well heater 107 will be sent into through pretreated percolate by the second spiral pump 106.
S2, percolate process; Percolate after heating enters anaerobic reactor 110 by circulating water pool 108 and anaerobic reaction occurs, and percolate repeatedly flows between circulating water pool 108 and anaerobic reactor 110, until the COD concentration that COD on-line monitoring equipment 109 detects is down to set(ting)value; Enter after nitrated/denitrification device 111 processes from circulating water pool 108 percolate out, pass into ultra-filtration membrane device 113, nano filter membrance device 118 and reverse osmosis membrane apparatus 114 and filter, be then disposed to clean water basin 115.
Step S2 specifically comprises the following steps:
S21, open the first control valve 1086 and the 4th control valve 1089, close the second control valve 1087 and the 3rd control valve 1088, filtrate in pretreatment pool 105 is delivered to well heater 107 by the second spiral pump 106 and heats, circulating water pool 108 is flowed into by the first pipeline 1081, then anaerobic reactor 110 is flowed into by the 4th pipeline 1084, after for some time, close the first control valve 1086; Filtrate is repeatedly flowed between circulating water pool 108 and anaerobic reactor 110, until the COD concentration that COD on-line monitoring equipment 109 detects is down to set(ting)value, reaches emission standard;
S22, open the 3rd control valve 1088, the filtrate in circulating water pool 108 enters nitrated/denilrification system.
Further, in step S22, can open the second control valve 1087, the liquid in nitrated/denilrification system is back to circulating water pool 108 by second pipe 1082, COD concentration in dilution circulating water pool 108, then flow into anaerobic reactor 110 by the 4th pipeline 1084 and carry out anaerobic reaction.
Further, when in anaerobic reactor 110, temperature is lower than set(ting)value, increase the first pipeline 1081 flow, the water purification amount that filtrate after heating injects circulating water pool 108 increases, in pond, water temperature rises, by regulating the relative size of the 4th control valve 1089 and the 5th control valve 1080, increase the water purification amount flowing into anaerobic reactor 110 from circulating water pool 108, and then make temperature in anaerobic reactor 110 rise to set(ting)value; When in anaerobic reactor 110, temperature is higher than set(ting)value, increase second pipe 1082 flow, liquid return in nitrated/denilrification system increases to the water purification amount of circulating water pool 108, in pond, water temperature reduces, regulate the relative size of the 4th control valve 1089 and the 5th control valve 1080, increase the water purification amount flowing into anaerobic reactor 110 from circulating water pool 108, in reduction anaerobic reactor 110, temperature is in setting range.The utility model can control temperature in anaerobic reactor 110 in setting range, and the existence adaptive temperature of the middle temperature methanobacteria of the anaerobic reactor 110 in the present embodiment is 30-36 DEG C, and corresponding temperature value setting range is also 30-36 DEG C.
The utility model mainly proposes percolate disposal system for the percolate of chemical oxygen demand (COD) (COD) very high concentrations within the scope of 50000 ~ 75000mg/L, percolate not in this concentration range, also can adopt this system and method.The cycle index of high COD concentration is many, and the cycle index of low COD concentration is few.By setting up circular buffering pond between well heater 107 and anaerobic reactor 110, the percolate of COD very high concentrations can be circulated and carry out anaerobic reaction, until effluent COD concentration is down to desirable level.When anaerobic reaction efficiency is certain, by the backflow of COD concentration liquids low in follow-up flow process, COD in diluting reactor water inlet, and then reach the object reducing effluent COD concentration.Achieve repeatedly circulation anaerobic reaction, significantly improve the efficiency of anaerobic digestion percolate.Due to the existence in buffer cycles pond 108, can stablize and regulate temperature in anaerobic reactor 110 delicately, reducing temperature fluctuation to the negative impact of anaerobic reaction.
By reference to the accompanying drawings embodiment of the present utility model is described above; but the utility model is not limited to above-mentioned embodiment; above-mentioned embodiment is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present utility model; do not departing under the ambit that the utility model aim and claim protect, also can make a lot of form, these all belong within protection of the present utility model.
Claims (7)
1. the disposal system of a percolate, it is characterized in that, comprise percolate water collecting basin, first spiral pump, pretreatment pool, second spiral pump, well heater, anaerobic reactor, nitrated/denitrification device, ultra-filtration membrane device, nano filter membrance device, reverse osmosis membrane apparatus, clean water basin and concentrated liquid pool, described percolate water collecting basin, first spiral pump, pretreatment pool, second spiral pump is connected successively with well heater, percolate disposal system also comprises circulating water pool and detects the COD on-line monitoring equipment of liquor C OD concentration in described circulating water pool, described circulating water pool is arranged between described well heater and anaerobic reactor, and/denitrification device nitrated with described is connected, described nitrated/denitrification device is also connected with ultra-filtration membrane device, nano filter membrance device, reverse osmosis membrane apparatus and clean water basin successively, described ultra-filtration membrane device, nano filter membrance device are connected with described concentrated liquid pool with reverse osmosis membrane apparatus.
2. the disposal system of percolate according to claim 1, it is characterized in that, be provided with water diversion tank between described spiral pump and water collecting basin, under the liquid level that the water inlet pipe of described water diversion tank stretches in described water collecting basin, the rising pipe of described water diversion tank is connected with the import of the first spiral pump.
3. the disposal system of percolate according to claim 1, it is characterized in that, described circulating water pool is provided with the first pipeline, second pipe, the 3rd pipeline, the 4th pipeline and the 5th pipeline, first pipeline is connected with described well heater, second pipe is nitrated with described with the 3rd pipeline/and denitrification device is connected, and the 4th pipeline is connected with described anaerobic reactor with the 5th pipeline; Described first pipeline is provided with the first control valve, and described second pipe is provided with the second control valve, and described 3rd pipeline is provided with the 3rd control valve, and described 4th pipeline is provided with the 4th control valve, and described 5th pipeline is provided with the 5th control valve.
4. the disposal system of percolate according to claim 3, it is characterized in that, percolate disposal system also comprises valve control system, and described valve control system regulates the opening and closing of described first control valve, the second control valve, the 3rd control valve, the 4th control valve and the 5th control valve according to the detection data of COD on-line monitoring equipment and opens amplitude.
5. the disposal system of percolate according to claim 4, it is characterized in that, described anaerobic reactor is also provided with temperature-detecting device, described temperature-detecting device is connected with described valve control system, the opening and closing of described valve control system the first control valve, the second control valve, the 3rd control valve, the 4th control valve and the 5th control valve according to the detection Data Control of described temperature-detecting device and open amplitude.
6. the disposal system of percolate according to claim 3, it is characterized in that, described first pipeline, second pipe, the 3rd pipeline, the 4th pipeline, the 5th pipeline are equipped with under meter, described under meter is connected with described valve control system, is regulated the uninterrupted of each pipeline by described valve control system.
7. the disposal system of percolate according to claim 1, is characterized in that, is provided with the submersible pump with COD on-line monitoring equipment connection bottom described circulating water pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420609471.8U CN204079727U (en) | 2014-10-21 | 2014-10-21 | A kind of disposal system of percolate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420609471.8U CN204079727U (en) | 2014-10-21 | 2014-10-21 | A kind of disposal system of percolate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104402168A (en) * | 2014-10-21 | 2015-03-11 | 华新水泥股份有限公司 | Landfill leachate treatment system and method |
| CN106145351A (en) * | 2016-08-08 | 2016-11-23 | 北京润宇环保工程有限公司 | The processing equipment of garbage incinerating power plant Leachate site |
-
2014
- 2014-10-21 CN CN201420609471.8U patent/CN204079727U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104402168A (en) * | 2014-10-21 | 2015-03-11 | 华新水泥股份有限公司 | Landfill leachate treatment system and method |
| CN104402168B (en) * | 2014-10-21 | 2016-06-08 | 华新水泥股份有限公司 | The disposal system of a kind of percolate and method |
| CN106145351A (en) * | 2016-08-08 | 2016-11-23 | 北京润宇环保工程有限公司 | The processing equipment of garbage incinerating power plant Leachate site |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160608 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |