CN102564910B - Real-time underwater microscopic monitoring system for water treatment flocculation process - Google Patents
Real-time underwater microscopic monitoring system for water treatment flocculation process Download PDFInfo
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- CN102564910B CN102564910B CN 201110437757 CN201110437757A CN102564910B CN 102564910 B CN102564910 B CN 102564910B CN 201110437757 CN201110437757 CN 201110437757 CN 201110437757 A CN201110437757 A CN 201110437757A CN 102564910 B CN102564910 B CN 102564910B
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Abstract
The invention relates to a real-time underwater monitoring system for a water treatment coagulation process. The real-time underwater microscopic monitoring system comprises a cleaning system, a multi-channel image data transmission switching system, a microscopic shooting unit, a host and a terminal, wherein the host is connected with and controls the cleaning system and the multi-channel image data transmission switching system; the multi-channel image data transmission switching system is connected with the microscopic shooting unit through a data wire; and various controls of the host and images are displayed at the terminal. The real-time underwater microscopic monitoring system disclosed by the invention is scientific and reasonable in design and is visual and accurate in data acquisition; the problem that accurate process monitoring cannot be finished by a traditional flocculation pool in real time is solved; and the real-time underwater microscopic monitoring system is a more advanced process monitoring means for the flocculation pool and is beneficial to the promotion of the development of a water treatment technology by a water treatment plant.
Description
Technical field
The invention belongs to field of Environment Protection, relate to the monitoring of water treatment flocculation process, especially a kind of real-time underwater microscopic monitoring system.
Background technology
In all kinds of water treatment technological processes, the coagulation treatment process that is absolutely necessary.Various former water all will be through mixing and the flocculation apparatus processing, add medicament at mix stages, make various small colloid in medicament and water, suspension etc. complete the reactions such as cohesion, flocculation, generate gradually larger flco, in order in follow-up precipitation, filtration etc. are processed, make settling of floccus or be adsorbed interception, reach the purpose of water purification, the quality good or not of its coagulating treatment, the height of added amount of chemical directly affect quality and the cost of water treatment.For this reason, be an important topic in water treatment research to the research of coagulation process always.
By retrieval, not yet find any publication document relevant to present patent application.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of water treatment coagulation process real-time underwater microscopic monitoring system is provided, that the Microobservation point is set on each key position in flocculation process, the process of Real-Time Monitoring flocculation, adjust accordingly the running parameter of flocculation basin, to reach best operating point, reduce dosage, guarantee effluent characteristics.
The present invention solves its technical matters and is achieved through the following technical solutions:
A kind of water treatment coagulation process real-time underwater microscopic monitoring system, comprise purging system, multiway images data transmission switched system, microimaging unit, main frame and terminal, main frame connects and controls purging system and multiway images data transmission switched system, multiway images data transmission switched system connects the microimaging unit by data line, and various controls and the image of main frame show in terminal.
And described purging system is a group relay switch, the break-make of each relay of host computer control that passes through to connect, and its front end connects the rinse water source of the gas, and the rear end connects the microimaging unit by purge pipe, to clean or to clean the camera lens of microimaging unit.
And described multiway images data transmission switched system is image capture module, switches transmit image data to main frame under the control of principal computer, utilizes multiple image processing software to carry out image in main frame and processes.
and, described microimaging machine is the machine of film micro area microimaging under water, comprise sealed enclosure, ccd video camera, microlens, underwater luminaire, diffuse reflector and cleaning column, coaxially in sealed enclosure by lens mount, ccd video camera is installed, sealed enclosure forward end seal in microlens the place ahead of ccd video camera is installed quartz window, in sealed enclosure in quartzy hermetyic window, underwater luminaire is installed, at the uniform cleaning column that axially is fixed with of sealed enclosure front end end face, this cleaning column radially be fixedly mounted with diffuse reflector, this cleaning column is communicated with the aqueous vapor road on the sealed enclosure sidewall, the centripetal spray orifice that is shaped with on the cleaning column between diffuse reflector and quartzy hermetyic window.
And described diffuse reflector is perpendicular to camera optical axis, and silica glass window, microlens, ccd video camera be same optical axis successively.
And the installation site of described microimaging machine in flocculation basin comprises:
Microimaging machine level or be vertically mounted on the intake-outlet of flocculation basin is observed the state of flco after every lattice flocculation;
Microimaging machine level or be vertically mounted on flocculation basin waterflow stabilization place is observed the flco state at paddle board different radii place;
Microimaging machine level or be vertically mounted on gallery, the gallery turning of dividing plate flocculation basin is observed flco after every baffle speed changes and at the state at gallery turning.
Advantage of the present invention and beneficial effect are:
1, native system adopts the machine of film micro area microimaging under water, this machine adopts sealed enclosure, case material is selected corrosion resistant stainless steel or engineering plastics, microlens, ccd video camera, illumination LED are arranged in casing, see through silica glass window outside window floc particle is carried out microimaging, imaging focal plane apart from the window outerplanar be 0.5 times of depth of focus (0.5～2.5mm), 1 times of depth of focus (1～5mm) of diffuse reflection plane separation window.The microimaging of the film micro area under water machine that is arranged on the flocculation basin diverse location adopts different depths of focus, deeply minimum, the corresponding micro-enlargement factor maximum of the microimaging of film micro area under water mechanical coke at the former water inlet of flocculation basin place; The microimaging of the film micro area under water mechanical coke of flocculation basin water delivering orifice is deeply maximum, and corresponding micro-enlargement factor is minimum, to adapt to larger flco imaging.This imaging area is a micro rectangle zone dxdydz (infinitesimal), optical axis direction is depth of focus apart from dz (window is to diffuse reflector), laterally dimension is dx, vertical dimension is dy, this film micro area is carried out continuous microimaging, can quantitatively detect Board Lot, dimension, form, movement velocity, trend of floc particle etc. on enlarged image.Diffuse reflector is a stainless steel thin slice, and surface frosted is packed in along stainless steel thin slice edge by four buttress shafts on the sealed enclosure before the quartz window of sealed enclosure, and diffuse surface is relative with quartz window, perpendicular to optical axis.Four buttress shaft sidewalls have spray orifice, blind hole connection high-pressure water pipe (pressurized air) by buttress shaft inside, when main frame provides the cleaning instruction, window cleaning control system is opened corresponding solenoid valve, High-Pressure Water (pressurized air) is cleaned window and diffuse reflector by the spout ejection.
2, native system adopts and utilizes fixed bar to be placed on each key position of flocculation basin in a plurality of microimaging of film micro area under water machines, on intake-outlet and other positions of wanting to monitor as each flocculation basin, make water (flow) direction vertical with camera optical axis, the flco that the installation parallel with the water surface of film micro area microimaging machine can be monitored depth direction distributes; But film micro area microimaging machine and water surface at right angle setting flco of level monitoring direction distribute; Can monitor the developmental process of flocculation particle along a plurality of film micro area microimaging machines of flocculation basin water sports direction layout, compare with design and the service requirement of flocculation basin thus, can instant running status to flocculation basin provide judgement accurately.
3, the view data of the multichannel film micro area microimaging machine of native system adopts special-purpose data acquisition and storage special machine, comprise multichannel data buffer memory, hard disk array etc., view data is carried out the Quick Acquisition storage, by high speed data lines, it is carried out object invocation by main frame, the image that is conducive to main frame is processed, monitors, is differentiated and controls, and has guaranteed again the complete and accurate of data.Window is undertaken regularly or the instruction cleaning by host computer control.
4, design science of the present invention is reasonable, data acquisition is intuitively accurate, having solved in the past that flocculation basin can't carry out the problem of process monitoring in real time accurately, is a kind of comparatively advanced flocculation basin process monitoring means, with the development to water technology of favourable promotion water treatment plant.
Description of drawings:
Fig. 1 is supervisory system structural representation of the present invention;
Fig. 2 is the structural front view of microimaging machine of the present invention;
Fig. 3 is that the A-A of Fig. 1 is to cross-sectional view;
Fig. 4 is that the present invention is arranged on microimaging machine level the structural representation of flocculation basin intake-outlet;
Fig. 5 is the lateral cross section cut-open view of Fig. 4;
Fig. 6 is that the present invention is vertically mounted on the microimaging machine structural representation of flocculation basin intake-outlet;
Fig. 7 is the lateral cross section cut-open view of Fig. 6;
Fig. 8 is that the present invention is arranged on microimaging machine level the structural representation at flocculation basin waterflow stabilization place;
Fig. 9 is the lateral cross section cut-open view of Fig. 8;
Figure 10 is that the present invention is vertically mounted on the microimaging machine structural representation at flocculation basin waterflow stabilization place;
Figure 11 is the lateral cross section cut-open view of Figure 10;
To be the present invention be arranged on the structural representation at dividing plate flocculation basin gallery and gallery turning with microimaging machine level to Figure 12;
Figure 13 is the lateral cross section cut-open view of Figure 12;
To be the present invention be vertically mounted on the structural representation at dividing plate flocculation basin gallery and gallery turning with the microimaging machine to Figure 14;
Figure 15 is the lateral cross section cut-open view of Figure 14.
Specific implementation method
The invention will be further described below in conjunction with accompanying drawing and by specific embodiment.Need to prove, embodiments of the invention are descriptive, rather than limited, should not limit protection scope of the present invention with this.
A kind of water treatment coagulation process real-time underwater microscopic monitoring system, referring to Fig. 1, comprise rinse water (gas) system, multiway images data transmission switched system, microimaging unit, main frame and terminal, main frame connects and controls rinse water (gas) system and multiway images data transmission switched system, multiway images data transmission switched system connects the microimaging unit by data line, and various controls and the image of main frame show in terminal.
Described rinse water (gas) system is a group relay switch, the break-make of each relay of host computer control that passes through to connect, its front end connects rinse water (gas) source, and the rear end connects the microimaging unit by rinse water (gas) pipe, cleans or the camera lens of cleaning microimaging unit.
Described multiway images data transmission switched system is image capture module, switch transmit image data to principal computer under the control of principal computer, utilize multiple image processing software to carry out image in main frame and process, provide the quantity, dimension, shape, movement locus of flco etc.
In the present embodiment, a related group relay switch, the image capture module of multiway images data transmission switched system, the interior multiple image processing software of main frame of rinse water (gas) system is prior art, can be configured according to actual needs, not repeat them here.
Innovative point of the present invention is the connection of above-mentioned each system, in addition, also comprises structure and the installation site of microimaging machine in flocculation basin of microimaging machine.
One, the structure of microimaging machine is referring to Fig. 2, Fig. 3.
described microimaging machine is the machine of film micro area microimaging under water, comprise sealed enclosure 4, ccd video camera 7, microlens 5, underwater luminaire 8, diffuse reflector 1 and cleaning water (gas) column 2, coaxial by lens mount 6 installation ccd video cameras in sealed enclosure, sealed enclosure forward end seal in microlens the place ahead of ccd video camera is installed quartz window 3, in sealed enclosure in quartzy hermetyic window, underwater luminaire is installed, at uniform cleaning water (gas) column that axially is fixed with of sealed enclosure front end end face, in the present embodiment accompanying drawing be four, this cleaning water (gas) column radially be fixedly mounted with diffuse reflector, this cleaning water (gas) column is communicated with water (gas) road on the sealed enclosure sidewall, centripetal water spray (gas) hole of being shaped with on cleaning water (gas) column between diffuse reflector and quartzy hermetyic window, to clean the mud dirt foreign matter on quartzy hermetyic window.
Diffuse reflector is perpendicular to camera optical axis, and silica glass window, microlens, ccd video camera be same optical axis successively.
Two, the installation site of microimaging machine in flocculation basin is referring to Fig. 4-Figure 15.
The microimaging machine is placed on each key position of flocculation basin, on water hole and other positions of wanting to monitor as the intake-outlet of each flocculation basin, adjacent two lattice.Will make water (flow) direction vertical with camera optical axis during installation, the flco that the installation parallel with the water surface of microimaging machine can be monitored depth direction distributes; But microimaging machine and water surface at right angle setting flco of level monitoring direction distribute; Can monitor the developmental process of flocculation particle along a plurality of film micro area microimaging machines of flocculation basin water sports direction layout.The below describes with diagram and word respectively:
1, referring to Fig. 4, Fig. 5, microimaging machine 11 levels are arranged on the intake-outlet of flocculation basin 9, observe the state of flco after every lattice flocculation; Flocculation basin comprises a plurality of flocculations unit, and each flocculation is equipped with a paddle board 10 in unit, and adjacent flocculation is provided with partition wall 12 between the unit, and water inlet pipe 13 is carried to flocculation basin and mixed water outlet.In the present embodiment, the unit that flocculates is three, in water inlet and the equal level of water delivering orifice of each unit that flocculates, one microimaging machine is installed.
2, referring to Fig. 6, Fig. 7, the microimaging machine is vertically mounted on the intake-outlet of flocculation basin, observes the state of flco after every lattice flocculation.
3, referring to Fig. 8, Fig. 9, microimaging machine level is arranged on the diverse location at flocculation basin waterflow stabilization place, as the level installation along paddle board different radii place, observes the flco state at different radii place.
4, referring to Figure 10, Figure 11, the microimaging machine is vertically mounted on the diverse location at flocculation basin waterflow stabilization place, as the at right angle setting along paddle board different radii place, observes the flco state at different radii place.
5, referring to Figure 12, Figure 13, microimaging machine level is arranged on dividing plate flocculation basin different in flow rate gallery, different gallerys turnings, observes flco after every baffle speed changes and at the state at gallery turning.
6, referring to Figure 14, Figure 15, the microimaging machine is vertically mounted on dividing plate flocculation basin different in flow rate gallery, different gallerys turnings, observes flco after every baffle speed changes and at the state at gallery turning.
After the diverse location that the present invention carries out above-mentioned microimaging machine is installed, be connected with principal computer and open in principal computer the software supporting with video camera, can begin to carry out the floc unit shooting.
In image acquisition process, the microimaging machine can continue shooting makes video recording, during every 10s carry out sectional drawing and automatically be saved in predetermined directories.
In image processing process, image processing software is processed sectional drawing gained image, analyzes the information such as floc unit quantity, form, particle diameter, movement locus.Due to the effect of current and the limitation of monitoring point, image is processed the data obtained and is had certain fluctuation, in order to eliminate the impact of accidental error, the mean value that can get all view data in a hydraulic detention time section feeds back in the automatic discrimination process software as the numerical value in this period.
In the information feedback procedure, view data according to each monitoring point, to the desired value (quantity of flco, dimension, shape, movement locus etc.) that impinges upon each working point, utilize the automatic discrimination process software to differentiate each stage condition of flocculation, adjust the foundation of data as corresponding technological parameter.
Principle of work of the present invention is:
The microimaging machine is placed on each key position of flocculation basin, on intake-outlet and other positions of wanting to monitor as each flocculation basin, make water (flow) direction vertical with camera optical axis, during film micro area confining region before current are flowed through the machine of film micro area microimaging under water camera lens, namely illuminated, micro-imaging is on ccd video camera for floc particle in water, and its consecutive image directly transfers to data mode the multiway images data transmission switched system that is arranged on outside the pond.
Multiway images data transmission switched system switches transmit image data to principal computer under the control of principal computer, utilize multiple image processing software to carry out image in main frame and process, and provides the quantity, dimension, shape, movement locus of flco etc.
View data according to each monitoring point, to the desired value (quantity of flco, dimension, shape, movement locus etc.) that impinges upon each working point, utilize the automatic discrimination process software to differentiate each stage condition of flocculation, provide corresponding technological parameter and adjust data and dosage delta data.
Window cleaning control system is utilized solenoid valve to be controlled by main frame quartz window is purged cleaning.
Claims (2)
1. water treatment coagulation process real-time underwater microscopic monitoring system, it is characterized in that: comprise purging system, multiway images data transmission switched system, microimaging unit, main frame and terminal, main frame connects and controls purging system and multiway images data transmission switched system, multiway images data transmission switched system connects the microimaging unit by data line, and various controls and the image of main frame show in terminal;
Described purging system is a group relay switch, the break-make of each relay of host computer control that passes through to connect, and its front end connects the rinse water source of the gas, and the rear end connects the microimaging unit by purge pipe, to clean or to clean the camera lens of microimaging unit;
Described multiway images data transmission switched system is image capture module, switches transmit image data to main frame under the control of main frame, utilizes multiple image processing software to carry out image in main frame and processes;
the microimaging machine of described microimaging unit is the machine of film micro area microimaging under water, comprise sealed enclosure, ccd video camera, microlens, underwater luminaire, diffuse reflector and cleaning column, coaxially in sealed enclosure by lens mount, ccd video camera is installed, sealed enclosure forward end seal in microlens the place ahead of ccd video camera is installed quartz window, in sealed enclosure in quartzy hermetyic window, underwater luminaire is installed, at the uniform cleaning column that axially is fixed with of sealed enclosure front end end face, this cleaning column radially be fixedly mounted with diffuse reflector, this cleaning column is communicated with the aqueous vapor road on the sealed enclosure sidewall, the centripetal spray orifice that is shaped with on the cleaning column between diffuse reflector and quartzy hermetyic window,
The installation site of microimaging machine in flocculation basin of described microimaging unit comprises:
Microimaging machine level or be vertically mounted on the intake-outlet of flocculation basin is observed the state of flco after every lattice flocculation;
Microimaging machine level or be vertically mounted on flocculation basin waterflow stabilization place is observed the flco state at paddle board different radii place;
Microimaging machine level or be vertically mounted on gallery, the gallery turning of dividing plate flocculation basin is observed flco after every baffle speed changes and at the state at gallery turning.
2. water treatment coagulation process real-time underwater microscopic monitoring system according to claim 1, it is characterized in that: described diffuse reflector is perpendicular to camera optical axis, and silica glass window, microlens, ccd video camera be same optical axis successively.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110437757 CN102564910B (en) | 2011-12-23 | 2011-12-23 | Real-time underwater microscopic monitoring system for water treatment flocculation process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110437757 CN102564910B (en) | 2011-12-23 | 2011-12-23 | Real-time underwater microscopic monitoring system for water treatment flocculation process |
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| CN102564910A CN102564910A (en) | 2012-07-11 |
| CN102564910B true CN102564910B (en) | 2013-06-26 |
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| CN102841041B (en) * | 2012-08-24 | 2015-10-28 | 洛阳兰迪玻璃机器股份有限公司 | View-based access control model imaging technique detects the method and system of stilt particle |
| CN103076335B (en) * | 2013-01-11 | 2015-02-11 | 天津市环境保护科学研究院 | Testing method and device for floc sludge mesodyn |
| CN103175760B (en) * | 2013-02-06 | 2015-12-09 | 清华大学 | Micro-nano air-bubble observation system and method in water body |
| CN104122830B (en) * | 2013-04-26 | 2016-12-28 | 济南大学 | A kind of emulation mode of infrared dynamic synchronization monitoring flco |
| CN103994756B (en) * | 2014-04-23 | 2016-08-17 | 清华大学深圳研究生院 | Oceanographic observation microparticle measuring instrument |
| US10372144B2 (en) | 2015-11-30 | 2019-08-06 | International Business Machines Corporation | Image processing for improving coagulation and flocculation |
| CN105540800B (en) * | 2016-01-27 | 2019-01-04 | 广州市自来水公司 | The outdoor water treating pond alumen ustum state automated watch-keeping facility of water factory and method |
| CN111024701B (en) * | 2019-12-31 | 2022-08-23 | 深圳市水务科技有限公司 | Underwater alumen ustum image acquisition instrument |
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| CN1049782C (en) * | 1995-07-17 | 2000-02-23 | 天津开发区大洋电子技术公司 | Submersed TV system for turbid sea area |
| KR100448560B1 (en) * | 2001-09-13 | 2004-09-13 | 뉴엔텍(주) | Flocculation measuring system |
| CN100549664C (en) * | 2007-11-21 | 2009-10-14 | 哈尔滨工业大学 | Flocculu shape original position recognition methods in the water |
| CN101805050B (en) * | 2010-03-17 | 2012-03-28 | 上海大学 | Method and system for controlling coagulant dosing through on-line prediction of turbidity after flocculation water sedimentation |
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