CN203480345U - Constant temperature optimized control system of microbial reaction tank - Google Patents
Constant temperature optimized control system of microbial reaction tank Download PDFInfo
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- CN203480345U CN203480345U CN201320584527.4U CN201320584527U CN203480345U CN 203480345 U CN203480345 U CN 203480345U CN 201320584527 U CN201320584527 U CN 201320584527U CN 203480345 U CN203480345 U CN 203480345U
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- temperature
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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Abstract
A constant-temperature optimized control system of a microbial reaction tank comprises a control system used for receiving a signal of a temperature sensor and controlling on/off of electric control valves and a heating system and a cooling system which are used for controlling the temperature in the reaction tank. The temperature sensor is arranged in a reaction tank intake pipe and below the waterline in the reaction tank. The intake pipe is also provided with an electric control valve which is provided with pipes to be connected to the heating system and the cooling system. The heating system and the cooling system are respectively provided with a heating pipe and a cooling pipe to be communicated with the reaction tank. The heating and cooling pipes are both provided with the electric control valves. The temperature sensor and the electric control valves are all electrically connected to the control system. According to the utility model, intelligentized control is realized, and water temperature of the reaction tank is effectively controlled within the most appropriate range.
Description
Technical field
The utility model belongs to environmental protection microorganism sewage water process field, relates to the constant temperature optimization and control system in a kind of microbial reaction pond.
Background technology
Temperature is to affect growth of microorganism to breed one of most important factor, and due to natural environment diversity and bio-diversity, some microorganism can grow under extreme environment condition, such as cryophile, thermophilic microorganism, have a liking for high hot microorganism etc.; And each microorganism can only grow in certain temperature range.
Although it is low that any microbial growth temperature has height to have, always there are these three important indicators of minimum growth temperature, optimum growth temperature and maximum growth temperature, three fundamental points of growth temperature that Here it is.When temperature surpasses the maximum temperature of growth of microorganism or lower than the minimum temperature of growing, all can play the effect that suppresses growth of microorganism and impel part microbial death.If using microorganism as one on the whole, for example: in microbial reaction cell system, its temperature three basic points are relatively wide.Therefore, by temperature, regulate, control (being harmful to) microbial growth speed and eliminate unwanted microorganism, improve (useful) efficient degradation microbial growth speed and degradation function, have great importance in actual applications.
Realization is control object or controls choosing of parameter the process control key of microbial reaction system, and this is closely related with treatment process or processing target.When having special processing requirement or a certain index to become the limiting factor for biological treatment process, need to be using the best existence of difference in functionality microorganism and degradation temperature scope as control parameter.By regulating and controlling temperature, make microorganism can bring into play sustainedly and stably degradation.
At present, general sewage disposal technology is mainly to adopt microbial reaction system both at home and abroad, this disposal system have process thoroughly, degradation effect of organic compound is high, the advantages such as secondary pollution is little, energy consumption is low, operational management is convenient, but also exist microorganism to have requirement to the adaptation of environment, particularly water temperature is difficult to resolve certainly by the problem of natural environment influence.Through test, when water temperature over-high or when too low, the speed of microbial reaction obviously reduces; In actual motion, reaction tank water temperature is subject to again the various factors such as system water inlet, environment temperature, system heat production, and these factors all can cause effective flora in microbial reaction pond to change.Therefore, how keeping microbial reaction pond water temperature in limited range, is one of wastewater treatment major issue that need to solve.
Chinese Patent Application No. is 201020538772.8, discloses a kind of biological reaction pool attemperator, mainly maintains the temperature in the biological reaction pool of extreme cold area, to guarantee the temperature of the living environment of microorganism.This device comprises the female pipe of Root's blower, steam or electrical heating air feed, air arm, aerator, temp probe and PLC temperature control system.By realize the temperature of whole biological reaction pool to being filled with the control of the temperature of air in biological reaction pool, maintain more than 22 ℃, under the weather conditions of extreme cold, maintain the stable operation of biological reaction pool.This device is compared with existing Steam Heating or electric tracing, and its equipment is simple, and heat utilization rate is higher, and homogeneous heating can not produce larger thermograde, to microorganism in biological reaction pool without indirectly any or directly injury.This technical scheme is also by control system and temp probe and heating system, to keep the temperature of biological reaction pool, but its control system is uniline, can not form various feedback circuit, temperature is controlled in certain temperature range, can only when lower than a certain temperature, carry out heat treated, have much room for improvement.
Summary of the invention
The utility model, for the deficiencies in the prior art, provides temperature in a kind of effective adjusting microbial reaction pond, makes it be controlled in rational temperature range, greatly improves the constant temperature Optimal Control System in the microbial reaction pond for the treatment of effeciency.
Key problem in technology of the present utility model is by set temperature sensor and motor-operated control valve, and be rationally arranged on the pipeline of inlet channel, heating system and cooling system, and by temperature sensor signal is fed back to control system, by control system, be converted into the unlatching that electric signal is controlled motor-operated control valve, thereby control the opening and closing of heating system and cooling system, make microorganism in the best existence and degradation temperature, effectively avoid water temperature to change the impact bringing, realize microorganism efficient stable degradation capability.Although the bacterium that is also enlivening some class in hot environment (50 ℃～70 ℃) and low temperature environment (5～0 ℃), in wastewater treatment, the temperature range of most microorganism optimum growths is 20～30 ℃; Certainly, the bacterial strain of some special degradations has special requirement to temperature.In suitable temperature range, the physiological activity of microorganism is vigorous, increasing of its activity with temperature and strengthening, and treatment effect is also better.Exceed this scope, the active variation of microorganism, bioprocesses will be influenced.General, control the highest and minimum temperature limit value that reaction process need to be set this type of special degradation bacteria strains.Its concrete technical scheme is: the constant temperature Optimal Control System in microbial reaction pond, comprise and receive temperature sensor signal and control the control system of motor-operated control valve open and close and for controlling heating system and the cooling system of temperature in reaction tank, it is characterized in that described temperature sensor is arranged at waterline below in reaction tank inlet channel and reaction tank, on described inlet channel, be separately provided with motor-operated control valve, described motor-operated control valve is equipped with a pipeline and connects heating system and cooling system, heating system and cooling system are respectively provided with water back and cooling duct connected reaction pond, described heating, on cooling duct, be equipped with motor-operated control valve, described temperature sensor, motor-operated control valve is all electrically connected to control system.
As preferably, heating system is electric heating system or steam-heating system or solar energy heat collector.
As preferably, solar energy heat collector is vacuum tube or flat plate collector, fixes and lay or cover reaction tank top.
As preferably, cooling system is water-cooling system or air cooling system.Water-cooling system is panel cooler or tubular cooler.
As preferably, described pipeline and reaction tank external body are all wrapped up insulation material.Insulation material plays heat insulation effect, reduces the interference effect of environment temperature; The angle of main pipeline and trace pipe must first be clogged with insulation material, does suitable transition, and then ties up bulk insulation material, guarantees that insulation material is adjacent to tube wall.
As preferably, insulation material is rock cotton board, phenolics, foam cement, thermal insulation coatings or foam heat-insulating board.
Principle of work of the present utility model is: in the utility model system, mounting temperature sensor respectively in the inlet channel in microbial reaction pond and pond, temperature sensor passes to control system by temperature signal, control system converts electric signal to, by adjusting the moving variable valve of instruction automatic control electric, thereby Controlled cooling system or heating system work, regulate water temperature.The signal control method of described control system is as follows: first, control system initialization, read the limiting temperature scope of having set, the temperature value of reading temperature sensor subsequently, if in setting range, by signal controlling, start or close corresponding electric control valve, close cooling system, heating system, system normal operation, does not heat or temperature reduction technology; As the temperature value of the temperature sensor reading surpasses limited range, calculated difference automatically, output is adjusted instruction to electric control valve, starts cooling system and carries out work; As the temperature value of the temperature sensor reading surpasses lower than setting range, calculated difference automatically, output is adjusted instruction to electric control valve, starts heating system and carries out work.
The beneficial effects of the utility model: by temperature sensor, transmit temperature signal to control system, whole signal transmission is self controllable; By signal, change, control system connects respective electrical brake control valve, and motor-operated control valve can be controlled heating or cooling system work automatically, can, according to the variation of the water temperature of measuring, automatically regulate relevant operation valve to guide corresponding temperature control system to carry out work; After being adjusted to limited range, cut off relevant temperature-controlling system, system is normally moved by setting procedure, realizes intelligent control; The bacterial strain of some special degradations has special requirement to temperature, by setting the highest and minimum temperature limit value of this type of special degradation bacteria strains, and the degradation efficiency in regulation and control pond; Under temperature constant state, the physiological activity of microorganism is vigorous, and its activity reaches optimum range, and treatment effect is also just better, and bioprocesses is not subject to ectocine, effectively avoids impacting.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model system.
Embodiment
The constant temperature Optimal Control System in microbial reaction pond, comprise and receive temperature sensor 001 signal and control motor-operated control valve (021, 022, 023) control system 003 of open and close and for controlling heating system 005 and the cooling system 006 of reaction tank 004 interior temperature, described temperature sensor 001 is arranged at reaction tank 004 inlet channel and the interior waterline of reaction tank 004 below, on described inlet channel, be separately provided with motor-operated control valve 021, described motor-operated control valve 021 is equipped with a pipeline and connects heating system 005 and cooling system 006, heating system 006 and cooling system 005 are respectively provided with water back and cooling duct connected reaction pond 004, described heating, on cooling duct, be equipped with motor-operated control valve (022, 023), described temperature sensor 001, motor-operated control valve (021, 022, 023) be all electrically connected to control system 003.Heating system 005 is electric heating system or steam-heating system or solar energy heat collector.Solar energy heat collector is vacuum tube or flat plate collector, fixes and lay or cover reaction tank top.Cooling system 006 is water-cooling system or air cooling system.Water-cooling system is panel cooler or tubular cooler.Described pipeline and reaction tank external body are all wrapped up insulation material.Insulation material is rock cotton board, phenolics, foam cement, thermal insulation coatings or foam heat-insulating board.
Be below embodiment:
Embodiment 1: referring to Fig. 1, and the constant temperature optimization and control system in microbial reaction pond, the temperature range of first setting microbial reaction pond 004 interior special degradation bacteria is 37 ℃～45 ℃, as the limiting temperature scope of control system 003.When system inflow temperature is 55 ℃, in water inlet pipe, temperature sensor 001 transfers to control system 003 by temperature signal, after control system 003 calculated difference, output is adjusted instruction to motor-operated control valve 021, start cooling system 006 work, close motor-operated control valve 022 and 023, the water inlet of microbial reaction pond is cooled to 35 ℃～40 ℃ scopes, enters microbial reaction pond 004; Meanwhile, the temperature sensor 001 Real-Time Monitoring pool inner water temperature in microbial reaction pond 004, design temperature scope is 37 ℃～45 ℃, and pond water temperature does not change, and signal transmission is to control system 003, on-line monitoring.
Embodiment 2: referring to Fig. 1, and the constant temperature optimization and control system in microbial reaction pond, in the utility model method, the temperature range of first setting microbial reaction pond 004 special degradation bacteria is 37 ℃～45 ℃, as the limiting temperature scope of control system 003.System inflow temperature is 45 ℃, environment temperature is-30 ℃, in water inlet pipe, temperature sensor 001 transfers to control system 003 by temperature signal, in setting range, start motor-operated control valve 021, water inlet directly enters microbial reaction pond 004, system on-line monitoring, when temperature changes, sensor 001 signal transmission, to control system 003, adjusts in time; Simultaneously, because reaction tank internal-external temperature difference is excessive, microbial reaction pond 004 coolant-temperature gage is 25 ℃～31 ℃, temperature sensor 001 in microbial reaction pond transfers to control system 004 by temperature signal, after control system 004 calculated difference, output is adjusted instruction to motor-operated control valve 023, starts heating system 005 work, closes motor-operated control valve 022, microbial reaction pond water 004 part is heated to 40 ℃～50 ℃, guarantees in pond that temperature is within the scope of 35 ℃～40 ℃.Because the north of china in winter sunshine-duration is long, by solar heat collector, by sun power energy transform into heat energy, can effectively reduce,
Embodiment 3: in the utility model system, temperature sensor 001, temperature sensor 001 pass to control system 004 by temperature signal, control system 004 is by the moving variable valve 021 of electric signal automatic control electric, electric control valve 022, electric control valve 023, thus Controlled cooling system 006, heating system 005 work.First, control system 004 initialization, read the temperature range value of having set, read subsequently the temperature value of the interior temperature sensor 001 of reaction tank 004, temperature sensor 001, if in setting range, by signal controlling, close electric control valve 021, electric control valve 022, electric control valve 023 and cooling system 006, heating system 005, system normal operation, does not heat or temperature reduction technology; As the temperature value of the water inlet pipe temperature sensor 001 reading or reaction tank 004 temperature sensor 001 surpasses setting range, automatic calculated difference, output is adjusted instruction to electric control valve 021, electric control valve 022, electric control valve 023, starts cooling system 006 and carries out work; As the temperature value of the water inlet pipe temperature sensor 001 reading or reaction tank 004 temperature sensor 001 surpasses lower than setting range, automatic calculated difference, output is adjusted instruction to electric control valve 021, electric control valve 022, electric control valve 023, starts heating system 005 and carries out work.
To those skilled in the art, under this patent design and instantiation enlightenment, some distortion that can directly derive or associate from this patent disclosure and general knowledge, those of ordinary skills will recognize also can adopt additive method, or the substituting of conventional known technology in prior art, and the equivalence of feature ground changes or modifies, mutual various combination between feature, for example with thermoelectric transducer or temperature transmitter, replace temperature sensor to carry temperature signal, with industrial air-cooler or mist cooling facility, replace cooling tower, with coil pipe heating or jet chimney heating, replace solar heat collector, etc. unsubstantiality change, can be employed equally, can realize this patent representation function and effect, launch for example no longer one by one to describe in detail, all belong to this patent protection domain.
Claims (7)
1. the constant temperature Optimal Control System in microbial reaction pond, comprise and receive temperature sensor signal and control the control system of motor-operated control valve open and close and for controlling heating system and the cooling system of temperature in reaction tank, it is characterized in that described temperature sensor is arranged at waterline below in reaction tank inlet channel and reaction tank, on described inlet channel, be separately provided with motor-operated control valve, described motor-operated control valve is equipped with a pipeline and connects heating system and cooling system, heating system and cooling system are respectively provided with water back and cooling duct connected reaction pond, described heating, on cooling duct, be equipped with motor-operated control valve, described temperature sensor, motor-operated control valve is all electrically connected to control system.
2. the constant temperature Optimal Control System in microbial reaction according to claim 1 pond, is characterized in that heating system is electric heating system or steam-heating system or solar energy heat collector.
3. the constant temperature Optimal Control System in microbial reaction according to claim 2 pond, is characterized in that solar energy heat collector is vacuum tube or flat plate collector, fixes and lay or cover reaction tank top.
4. the constant temperature Optimal Control System in microbial reaction according to claim 1 pond, is characterized in that cooling system is water-cooling system or air cooling system.
5. the constant temperature Optimal Control System in microbial reaction according to claim 4 pond, is characterized in that water-cooling system is panel cooler or tubular cooler.
6. the constant temperature Optimal Control System in microbial reaction according to claim 1 pond, is characterized in that described pipeline and reaction tank external body all wrap up insulation material.
7. the constant temperature Optimal Control System in microbial reaction according to claim 6 pond, is characterized in that insulation material is rock cotton board, phenolics, foam cement, thermal insulation coatings or foam heat-insulating board.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320584527.4U CN203480345U (en) | 2013-09-23 | 2013-09-23 | Constant temperature optimized control system of microbial reaction tank |
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| CN201320584527.4U CN203480345U (en) | 2013-09-23 | 2013-09-23 | Constant temperature optimized control system of microbial reaction tank |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103713672A (en) * | 2013-09-23 | 2014-04-09 | 江苏博大环保股份有限公司 | Constant temperature optimization control system of microbial reaction tank |
| CN105178627A (en) * | 2015-08-17 | 2015-12-23 | 江苏科威环保技术有限公司 | Multifunctional field moving house |
| CN106904752A (en) * | 2017-05-03 | 2017-06-30 | 天津市拉贝尔实验室设备有限公司 | A kind of efficient water prosthetic device of changeable gear |
-
2013
- 2013-09-23 CN CN201320584527.4U patent/CN203480345U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103713672A (en) * | 2013-09-23 | 2014-04-09 | 江苏博大环保股份有限公司 | Constant temperature optimization control system of microbial reaction tank |
| CN103713672B (en) * | 2013-09-23 | 2017-02-22 | 江苏博大环保股份有限公司 | Constant temperature optimization control system of microbial reaction tank |
| CN105178627A (en) * | 2015-08-17 | 2015-12-23 | 江苏科威环保技术有限公司 | Multifunctional field moving house |
| CN106904752A (en) * | 2017-05-03 | 2017-06-30 | 天津市拉贝尔实验室设备有限公司 | A kind of efficient water prosthetic device of changeable gear |
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| CF01 | Termination of patent right due to non-payment of annual fee |