CN202265457U - Internal circulation anti-blockage device for double circulation anaerobic reactor - Google Patents
Internal circulation anti-blockage device for double circulation anaerobic reactor Download PDFInfo
- Publication number
- CN202265457U CN202265457U CN2011203153443U CN201120315344U CN202265457U CN 202265457 U CN202265457 U CN 202265457U CN 2011203153443 U CN2011203153443 U CN 2011203153443U CN 201120315344 U CN201120315344 U CN 201120315344U CN 202265457 U CN202265457 U CN 202265457U
- Authority
- CN
- China
- Prior art keywords
- anaerobic reactor
- double
- preventing clogging
- circulation
- internal recycle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model provides an internal circulation anti-blockage device for a double circulation anaerobic reactor. The internal circulation anti-blockage device for the double circulation anaerobic reactor is located outside the double circulation anaerobic reactor and mainly comprises a PLC (Programmable Logic Controller) controller, an ultrasonic level gage, a main valve of the anti-blockage device, a check valve and an electromagnetic valve, wherein the ultrasonic level gage is located at the top of a gas-liquid separator at the top of the double circulation anaerobic reactor, the main valve of the anti-blockage device is connected with an external circulation water inlet control valve in parallel, and then is connected with an external circulation system and the internal circulation anti-blockage device, the check valve is connected with the electromagnetic valve, and they are respectively connected with the main valve of the anti-blockage device, and a methane lifting pipe and an internal circulation pipe in the double circulation anaerobic reactor through pipelines. The internal circulation anti-blockage device for the double circulation anaerobic reactor, provided by the utility model, can fully utilize the external circulation water to flush the blocked internal circulation pipe or methane lifting pipe, and has the advantages of low cost, good effect and low energy consumption.
Description
Technical field
The utility model belongs to field of waste water treatment, is specifically related to a kind of internal recycle preventing clogging up device that is applied to high efficiency anaerobic reactor.
Background technology
Anaerobic Microbiological Treatment Technology is under anaerobic, utilizes the metabolism of anaerobion, resolves into CO to the various complicated organic pollutant in the waste water
2Process with materials such as biogas.With data by MoM and MEI, anaerobic biological process has applied range, energy consumption is low, load is high, sludge yield is low, and can reclaim the characteristics of clean energy, is one of effective means that realizes recycling economy, has a extensive future.
The history in existing more than 100 year of Anaerobic Microbiological Treatment Technology, Along with people's deepens continuously to Anaerobic Microbiological Treatment Technology research, and anaerobic biological reactor has also obtained good exploitation.Up to now, anaerobic biological reactor has been developed to the third generation.First-generation anaerobic reactor is representative with common anaerobic digester, and its essential characteristic is that reactor drum is mixing fully, does not have the mud circulation, and efficient is low.S-generation anaerobic reactor is representative with upflow anaerobic sludge blanket process (UASB) reactor drum, and its essential characteristic is that triphase separator is set, the mud recycle, and efficient is higher.Obtained widespread use all over the world, in these efficient anaerobic treatment systems of having developed, the utility ratio of UASB has reached 67% of industriallization anaerobic reactor.But UASB also inevitably comes with some shortcomings, and is long like the reactor start-up time, and the type of handling waste water is had certain limitation, and SS is less than 1500mg/L in the general requirement water inlet, and is easy to generate short stream, dead angle and blockage problem.Third generation anaerobic reactor is representative with anaerobic grain sludge expanded bed (EGSB) and internal-circulation anaerobic reactor (IC); Its essential characteristic is a short flow problem of having alleviated UASB reactor drum emerged in operation to a certain extent; Improve the processing efficiency of reactor drum, enlarged the scope of application.But third generation anaerobic reactor also has its inherent defective.As, in the EGSB anaerobic reactor Sludge Bed short flow phenomenon is arranged, influence processing power.The IC structure of reactor is complicated, has only internal circulation system, and the rising of muddy water mixed solution is prone to produce latch up phenomenon in the internal recycle; When particularly handling paper industry waste water, because concentration of suspension is higher in the paper waste, the probability that the generation of IC reactor drum is stopped up is about more than 30%; The obstruction of internal circulation system has aggravated the calcification rate of anaerobic grain sludge, the anaerobic grain sludge inactivation, thus reduced the removal efficient of pollutent; The COD clearance descends about 40 ~ 50%, process result degrades, and the operation ratio is difficulty.
The Chinese patent document of the Granted publication CN201882975U (application number 201020655366.X) that the applicant obtains discloses a kind of high-effect anaerobic treatment device that the commercial pulp paper waste is handled that is applied to; Said high efficiency anaerobic reactor inside is provided with water-distributing device, anaerobism mud discharging device, triphase separator and inner circulating tube; Top is provided with gas-liquid separator; The outside is provided with external reflux pump; Said external reflux pump links to each other with high efficiency anaerobic reactor through pipeline, and said three separators are divided into upper and lower two portions.But the defective of its existence is inner circulating tube and biogas-lift pipe easy blockage phenomenon in operational process in the anaerobic reactor, causes the internal circulation system paralysis, process result degrades.
Summary of the invention
To the susceptible to plugging defective of the internal circulation system of third generation anaerobic reactor; The purpose of the utility model is to provide a kind of anticlogging technology of internal recycle and device that is applied to anaerobic reactor; To solve the susceptible to plugging problem of internal circulation system; Make the anaerobic reactor operation more stable, improve treatment effect.
The technical scheme of the utility model is following: a kind of internal recycle preventing clogging up device that is applied to double-cycling anaerobic reactor; It is positioned at the double-cycling anaerobic reactor outside; Mainly comprise PLC unit, ultrasonic level gage, preventing clogging up device total valve, vacuum breaker and SV; Said ultrasonic level gage is positioned at the gas-liquid separator top at double-cycling anaerobic reactor top, and links to each other with the PLC unit through electric wire; Said preventing clogging up device total valve is parallelly connected with the outer circulation water inlet control valve, has connected external circulating system and internal recycle preventing clogging up device; Said vacuum breaker link to each other with SV and through pipeline respectively with preventing clogging up device total valve and double-cycling anaerobic reactor in the biogas-lift pipe link to each other with inner circulating tube.
Foregoing internal recycle preventing clogging up device, preferred scheme is that said vacuum breaker and SV are divided into 3 groups, each group links to each other with inner inner circulating tube, the biogas-lift pipe of double-cycling anaerobic reactor respectively through pipeline.
Foregoing internal recycle preventing clogging up device, preferred scheme is that said vacuum breaker and SV are divided into 3 groups.
Foregoing internal recycle preventing clogging up device, preferred scheme are that said PLC unit is a cover instrument shared with the Sewage treatment systems controller used thereby.
The internal recycle anti-clogging plug technology and the device that are applied to double-cycling anaerobic reactor that the utility model provides make full use of inner circulating tube or biogas-lift pipe that the flushing of outer circulation water is stopped up, and cost is low, effective, energy consumption is low.Said internal recycle preventing clogging up device is positioned at the double-cycling anaerobic reactor outside, is made up of PLC unit, ultrasonic level gage, total valve and vacuum breaker and SV valve.The shared cover instrument of other reactor drums in said PLC unit and the Sewage treatment systems, said ultrasonic level gage is positioned at the gas-liquid separator top at double-cycling anaerobic reactor top.After said total valve is positioned at the circulation return pipe of double-cycling anaerobic reactor external circulating system, parallelly connected with the outer circulation water inlet control valve, connected external circulating system and internal recycle preventing clogging up device.Said vacuum breaker links to each other with SV, is divided into three groups, and each group links to each other with inner circulating tube, the biogas-lift pipe of total valve and inside reactor respectively through pipeline.
The excellent effect of the internal recycle preventing clogging up device of the utility model embodies and is:
1, the internal recycle preventing clogging up device of the utility model can be good at preventing the obstruction of the inner circulating tube and the biogas-lift pipe of double-cycling anaerobic reactor, and power consumption is few, efficiently solves the susceptible to plugging problem of third generation anaerobic reactor internal circulation system
2, the internal recycle preventing clogging up device of the utility model is simple in structure, easy to operate, can realize robotization control.Observe the delay liquid level in the gas-liquid separator through liquidometer, the PLC unit is according to being detained automatic control of liquid internal recycle preventing clogging up device.
3, the internal recycle preventing clogging up device of the utility model utilizes the internal circulation system that the water outlet flushing of external circulating system is stopped up, and can make full use of water resources, need not consume fresh water, and cost is low.
4, the internal recycle preventing clogging up device of the utility model can guarantee anaerobic reactor steady running, improves the treatment effect of reactor drum, and the COD clearance improves about 10 ~ 20%.
Description of drawings
Fig. 1 is a kind of structural representation that has the double-cycling anaerobic reactor of internal recycle preventing clogging up device.
Fig. 2 is the structural representation of a kind of internal recycle preventing clogging up device of embodiment.
Wherein, 1-double-cycling anaerobic reactor, 2-triphase separator, 3-inner circulating tube, 4-biogas-lift pipe; The 5-effuser, 6-is detained liquid level, 7-riser, 8-gas-liquid separator; The 9-ultrasonic level gage, 10-external circulating system, 11-internal recycle preventing clogging up device, 12-outer circulation water inlet control valve; The 13-inlet water lifting pumps, 14-preventing clogging up device total valve, 15,16,17-vacuum breaker and SV, 18-PLC unit.
Embodiment
Specify the technical scheme of the utility model below in conjunction with accompanying drawing and embodiment.
Embodiment:A kind of internal recycle preventing clogging up device that is applied to double-cycling anaerobic reactor, structure iron can be with reference to figure 1, Fig. 2.Its primary structure comprises PLC unit 18, ultrasonic level gage 9, preventing clogging up device total valve 14, outer circulation water inlet control valve 12, and vacuum breaker and SV 15,16,17.The shared cover instrument of other reactor drums in said PLC unit 18 and the Sewage treatment systems; Said ultrasonic level gage 9 is positioned at gas-liquid separator 8 tops at double-cycling anaerobic reactor 1 top, and links to each other with PLC unit 18 through electric wire; Said outer circulation water inlet control valve 12 is positioned at the bottom of external circulating system 10, through pipe connection outer circulation water-distributing device; Said preventing clogging up device total valve 14 is total valves of internal recycle preventing clogging up device; After being positioned at the circulation return pipe of double-cycling anaerobic reactor external circulating system 10; Parallelly connected with outer circulation water inlet control valve 12, connected external circulating system 10 and internal recycle preventing clogging up device 11.Said three groups of vacuum breaker and SV 15,16,17 link to each other with inner circulating tube 3, biogas-lift pipe 4 in two recirculation reactors through pipeline and total valve 14 respectively.Said outer circulation water inlet control valve 12, preventing clogging up device total valve 14, vacuum breaker link to each other with PLC unit 18 through electric wire with SV 15,16,17.
The working process of the internal recycle preventing clogging up device of the utility model is:
When anaerobic reactor normally moved, the delay liquid level 6 in the gas-liquid separator 8 was lower than the riser 7 at biogas-lift pipe 4 tops, explains that internal circulation system stops up.The PLC unit is detained liquid level 6 through being positioned at 9 on-line monitorings of gas-liquid separator 8 top ultrasonic level gages.Under the normal prerequisite of anaerobic reactor operation condition, when delay liquid level 6 is higher than riser 7, inner circulating tube 3 possibility blockage phenomenon are described; When delay liquid level 6 is crossed low even equaled 0, explain that biogas-lift pipe 4 no longer is promoted to muddy water mixed solution in the gas-liquid separator 8 possible blockage phenomenon.
Ultrasonic level gage 9 will be detained liquid level 6 and feed back to PLC unit 18, and the PLC unit is opened internal recycle preventing clogging up device 10 automatically when above-mentioned two kinds of situation take place, and closes outer circulation water inlet control valve 12, opens preventing clogging up device total valve 14.The water outlet of external circulating system is caused in the internal recycle preventing clogging up device 10; Flushing inner circulating tube 3 and biogas-lift pipe 4; Through observe being detained after liquid level 6 is returned to normal liquid level, explain that internal circulation system normally moves, then PLC unit automatic-closing valve 14; Open valve 12, the normal operation that recovers external circulating system.
Claims (3)
1. internal recycle preventing clogging up device that is applied to double-cycling anaerobic reactor; It is characterized in that; Said internal recycle preventing clogging up device is positioned at the double-cycling anaerobic reactor outside; Mainly comprise PLC unit, ultrasonic level gage, preventing clogging up device total valve, vacuum breaker and SV, said ultrasonic level gage is positioned at the gas-liquid separator top at double-cycling anaerobic reactor top, and links to each other with the PLC unit through electric wire; Said preventing clogging up device total valve is parallelly connected with the outer circulation water inlet control valve, has connected external circulating system and internal recycle preventing clogging up device; Said vacuum breaker link to each other with SV and through pipeline respectively with preventing clogging up device total valve and double-cycling anaerobic reactor in the biogas-lift pipe link to each other with inner circulating tube.
2. internal recycle preventing clogging up device according to claim 1 is characterized in that, said vacuum breaker and SV are divided into 3 groups, and each group links to each other with the biogas-lift pipe with the inner inner circulating tube of double-cycling anaerobic reactor respectively through pipeline.
3. internal recycle preventing clogging up device according to claim 1 is characterized in that, said PLC unit is a cover instrument shared with the Sewage treatment systems controller used thereby.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203153443U CN202265457U (en) | 2011-08-26 | 2011-08-26 | Internal circulation anti-blockage device for double circulation anaerobic reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203153443U CN202265457U (en) | 2011-08-26 | 2011-08-26 | Internal circulation anti-blockage device for double circulation anaerobic reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202265457U true CN202265457U (en) | 2012-06-06 |
Family
ID=46156265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203153443U Withdrawn - After Issue CN202265457U (en) | 2011-08-26 | 2011-08-26 | Internal circulation anti-blockage device for double circulation anaerobic reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202265457U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102320688A (en) * | 2011-08-26 | 2012-01-18 | 山东绿泉环保工程有限公司 | Internal-circulation anti-blocking device applied to double-circulation anaerobic reactor |
| CN108739481A (en) * | 2018-08-01 | 2018-11-06 | 莱克电气股份有限公司 | A kind of cleaning system with water purification function |
-
2011
- 2011-08-26 CN CN2011203153443U patent/CN202265457U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102320688A (en) * | 2011-08-26 | 2012-01-18 | 山东绿泉环保工程有限公司 | Internal-circulation anti-blocking device applied to double-circulation anaerobic reactor |
| CN102320688B (en) * | 2011-08-26 | 2013-02-13 | 周焕祥 | Internal-circulation anti-blocking device applied to double-circulation anaerobic reactor |
| CN108739481A (en) * | 2018-08-01 | 2018-11-06 | 莱克电气股份有限公司 | A kind of cleaning system with water purification function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204079589U (en) | A kind of chemical wastewater treatment system with anaerobism reflux | |
| CN203498157U (en) | Improved up-flow anaerobic sludge bed (UASB) reactor | |
| CN102826650A (en) | Water distribution device of anaerobic sludge reactor | |
| CN201737770U (en) | Microbial response system for waste water treatment and clean energy production at the same time | |
| CN202265457U (en) | Internal circulation anti-blockage device for double circulation anaerobic reactor | |
| CN101597561A (en) | A kind of biogas-lift reinforced anaerobic reactor and application thereof | |
| CN201433134Y (en) | Improved UASB reactor | |
| CN102320688B (en) | Internal-circulation anti-blocking device applied to double-circulation anaerobic reactor | |
| KR101070652B1 (en) | Non-Motorized Integral 2-Phase Anaerobic Digestion Box | |
| CN207891126U (en) | A kind of jetting type IC anaerobic reactors | |
| CN203212380U (en) | Anaerobic bioreactor for treating organic wastewater with high solid content | |
| CN105668781A (en) | Efficient anaerobic bioreactor for treating leachate of waste incineration plant | |
| CN201433210Y (en) | Methane lifting type intensified anaerobic reactor | |
| CN109336254A (en) | A kind of novel anaerobic reactor for garbage leachate wastewater processing | |
| CN102992550B (en) | Mudpack coupled duplex integrated high rate anaerobic reactor and application thereof | |
| CN205740499U (en) | A kind of reaction tower | |
| CN103539259A (en) | Internal and external circulation type high-efficiency anaerobic reactor | |
| CN204752312U (en) | Up -flow anaerobic sludge blanket filtering pond | |
| CN103881868B (en) | Rice milk zero release recycling system | |
| CN209242756U (en) | A kind of novel anaerobic reactor for garbage leachate wastewater processing | |
| CN202322576U (en) | Sludge minimizing system with high efficiency and low consumption | |
| CN203866095U (en) | Hic anaerobic reactor | |
| CN208980414U (en) | Interior circulation is folded to upflow type anaerobic biological treatment device | |
| CN101962253A (en) | Three-stage three-cycle anaerobic reactor | |
| CN203319762U (en) | Self-circulation anaerobic reactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120606 Effective date of abandoning: 20130306 |
|
| RGAV | Abandon patent right to avoid regrant |