CN101249381A - Method for improving low-temperature condition sewage plant bad smell biological deodorizing effect - Google Patents
Method for improving low-temperature condition sewage plant bad smell biological deodorizing effect Download PDFInfo
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- CN101249381A CN101249381A CNA2007101685542A CN200710168554A CN101249381A CN 101249381 A CN101249381 A CN 101249381A CN A2007101685542 A CNA2007101685542 A CN A2007101685542A CN 200710168554 A CN200710168554 A CN 200710168554A CN 101249381 A CN101249381 A CN 101249381A
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Abstract
The invention belongs to the field of deodorization of smelly organisms in sewage plants, which provides a method for improving the deodorization effect of smelly organisms at low temperature in sewage plants. The method is characterized in that the method comprises the steps that: (1) a closed heating container is connected in series to the inlet duct of an organism deodorization and filtration tower for deodorization of smelly organisms in sewage plant, and the temperature probe of a temperature control device is arranged inside the organism deodorization and filtration tower; (2) effluvium in sewage plants is collected by a collection shell and enters the heating container before the effluvium enters the organism deodorization and filtration tower for deodorization by a microbial film; the deodorized gas is discharged from the gas outlet tube of the organism deodorization and filtration tower; when the temperature in the organism deodorization and filtration tower is less than 10 to 15 DEG C, the temperature control device is connected to the power supply of a first electrical heating tube component, and the electrical heating tube of the first electrical heating tube component heats the effluvium through the heating container; the heating tube components which are turned on are increased and controlled automatically so as to reach the set temperature; when the temperature reaches the upper limit and the lower limit of the set temperature, a group of heating tube components are turned off and turned on automatically to keep the temperature inside the organism deodorization and filtration tower within the set temperature range. The method can ensure stable deodorization at the ambient temperature lower than 10 DEG C to 15 DEG C.
Description
Technical field
The invention belongs to the sewage plant bad smell biological deodorizing field, be specifically related to a kind of method that improves low-temperature condition sewage plant bad smell biological deodorizing effect.
Background technology
The sewage plant bad smell deodorizing method mainly can be divided into physico-chemical process and bioanalysis.Advantages such as cost is low, easy and simple to handle owing to having for bioanalysis, technology cleaning, non-secondary pollution become the mainstream development direction of current Sewage Plant deodorizing.Wherein best with the biological filter deodorizing technique effect, application prospect is the widest, realizes deodorizing by mixed culture biological deodorizing filter tower (or claiming biomembrane filled tower, bio-trickling filter).But the prerequisite of biological deodorizing provides suitable reaction temperature and realizes that microorganism effectively contacts with foul smell, and gas humidity also is to influence the key factor that microorganism and foul smell effectively contact, and the saturated humidity of gas and biological respinse speed are all closely related with temperature; When environment temperature is low (when environment temperature is lower than 10-15 ℃, often be lower than 10-15 ℃ as the temperature at winter mixed culture biological deodorizing filter tower 7), or saturated humidity can influence microorganism and effectively contact with foul smell when not reaching setting value, the deodorizing reaction speed is slower, and deodorizing effect is undesirable.
Summary of the invention
The object of the present invention is to provide a kind of method that improves low-temperature condition sewage plant bad smell biological deodorizing effect, when this method was lower than 10-15 ℃ in environment temperature, deodorizing effect was stable.
To achieve these goals, technical scheme of the present invention is: a kind of method that improves low-temperature condition sewage plant bad smell biological deodorizing effect is characterized in that it comprises the steps:
1) heating container of series connection one sealing on the air inlet pipe of the mixed culture biological deodorizing filter tower of sewage plant bad smell biological deodorizing, in the heating container is cavity, at least be provided with 2 electric heating tube components in the cavity of heating container, each electric heating tube component has 1 electric heating tube at least, the electric heating tube of each electric heating tube component links to each other with the output control terminal of temperature control equipment after linking to each other, and each electric heating tube component is controlled separately by temperature control equipment; The temperature sensor of temperature control equipment is located in the mixed culture biological deodorizing filter tower;
2) sewage plant bad smell is collected by collecting hood and is entered heating container, enters mixed culture biological deodorizing filter tower then by the microbial film deodorizing, and the gas after the deodorizing is discharged by the escape pipe of mixed culture biological deodorizing filter tower; When the temperature in the mixed culture biological deodorizing filter tower is lower than 10-15 ℃, temperature control equipment is connected the power supply of first electric heating tube component, the electric heating tube of first electric heating tube component heats the foul smell through heating container, when first electric heating tube component heating after 5-10 minute deficiency so that in the mixed culture biological deodorizing filter tower temperature be increased to design temperature, automatically establish second electric heating tube component newly, design temperature is 18-22 ℃; When second electric heating tube component heating of increase after 5-10 minute still deficiency so that in the mixed culture biological deodorizing filter tower temperature be increased to design temperature, establish the three electric heating tubes assembly automatically newly, the rest may be inferred; Temperature in mixed culture biological deodorizing filter tower reaches going up in limited time of design temperature, and temperature control equipment disconnects the power supply of an electric heating tube component; Temperature in mixed culture biological deodorizing filter tower is reduced under the design temperature and is prescribed a time limit, electric heating tube component of temperature control equipment increase; Periodically control electric heating tube component and open and close, keep the interior temperature of mixed culture biological deodorizing filter tower in the design temperature scope.
Described electric heating tube component is 2-8.
In mixed culture biological deodorizing filter tower, be provided with humidity sensor, when the saturated humidity in the mixed culture biological deodorizing filter tower less than the setting value lower limit when (90%), spray water in mixed culture biological deodorizing filter tower, when the saturated humidity in the mixed culture biological deodorizing filter tower reaches the setting value upper limit (100%), stop spray water in mixed culture biological deodorizing filter tower.
The invention has the beneficial effects as follows: adopt the foul smell that enters mixed culture biological deodorizing filter tower is heated, make the foul smell temperature maintenance that enters in the mixed culture biological deodorizing filter tower in suitable range of reaction temperature and improve foul smell humidity, humidity is directly proportional with temperature, temperature improves, humidity also obtains corresponding raising, help microorganism and effectively contact with foul smell, the deodorizing reaction speed is very fast, thereby improves deodorizing effect.The design temperature of temperature control equipment is set according to the required temperature of biological deodorizing earlier, open and close the package count of electric heating tube component by temperature control equipment automatic open close electric heating tube component and adjusting, for biological deodorizing provides suitable temperature and humidity, thereby guarantee the biological deodorizing effect of efficient stable, deodorizing effect was stable when this method can guarantee that environment temperature is lower than 10-15 ℃.
The present invention adopts a plurality of electric heating tube components, and controls the keying quantity of heating tube assembly separately by temperature control equipment, and the foul smell temperature that helps in the mixed culture biological deodorizing filter tower remains in the scope of setting.
Humidity sensor, temperature sensor are established in employing in mixed culture biological deodorizing filter tower, with temperature and humidity in the real-time monitoring bio deodorizing filter tower, and then the automatic open close electric heating tube component.
Description of drawings
Fig. 1 is the structural representation of sewage plant bad smell biological deodorizing device of the present invention;
Fig. 2 is the structural representation of existing mixed culture biological deodorizing filter tower;
Fig. 3 is the left view of Fig. 2;
Among the figure: 1-first air inlet pipe, 2-electric heating tube component, 3-electric heating tube, 4-temperature control equipment (temperature controller), 5-humidity sensor, 6-temperature sensor, the 7-mixed culture biological deodorizing filter tower, 8-second air inlet pipe, 9-heating container, the 10-cavity, 11-stuffing box, 12-tower body, the 13-escape pipe, 14-water distributor, 15-stuffing box, the 16-evacuated tube, 17-openable door-plate.
The specific embodiment
The present invention adopts the method for foul smell heating humidification to improve biological deodorizing effect.That is: the method that adopts foul smell to heat is kept suitable reaction temperature and is improved foul smell humidity, improves biological deodorizing effect.
A kind of method that improves low-temperature condition sewage plant bad smell biological deodorizing effect, it comprises the steps:
1) as shown in Figure 1, (annotate: the air inlet pipe of mixed culture biological deodorizing filter tower 7 is divided into first air inlet pipe 1 to the heating container 9 of series connection one sealing in the present invention on the air inlet pipe of the mixed culture biological deodorizing filter tower 7 of sewage plant bad smell biological deodorizing, second air inlet pipe 8, one end of first air inlet pipe 1 is connected with collecting hood, the other end of first air inlet pipe 1 is connected with the input of heating container 9, one end of output termination second air inlet pipe 8 of heating container 9, the other end of second air inlet pipe 8 is positioned at mixed culture biological deodorizing filter tower), in the heating container 9 is cavity 10, at least be provided with 2 electric heating tube components 2 in the cavity of heating container 9 and (in this example be 4, also can be 2 or 8, set according to handled foul smell amount), each electric heating tube component has at least 1 electric heating tube 3 (in this example to be 8, also can be 1 or 14, set according to handled foul smell amount), the electric heating tube of each electric heating tube component continuous (parallel connection) back links to each other with the output control terminal of temperature control equipment 4, each electric heating tube component is controlled (divide 4 groups in this example and control separately, promptly link to each other with 4 output control terminals) separately by temperature control equipment 4; The temperature sensor 6 of temperature control equipment 4 is located in the mixed culture biological deodorizing filter tower;
2) sewage plant bad smell (foul smell that treatment tank, sewage or sludge treatment device place produce) is collected by collecting hood and is entered heating container 9, enter mixed culture biological deodorizing filter tower then by microbial film (microorganism that filling surface adheres to forms biomembrane) deodorizing, the gas after the deodorizing is discharged by the escape pipe 13 of mixed culture biological deodorizing filter tower; (the value in this temperature range when the temperature in the mixed culture biological deodorizing filter tower 7 is lower than 10-15 ℃, as be lower than 15 ℃), temperature control equipment 4 is connected the power supply of first electric heating tube component 2, the electric heating tube of first electric heating tube component heats the foul smell through heating container, when first electric heating tube component heating after 5-10 minute deficiency so that when temperature is increased to design temperature 18-22 ℃ in the mixed culture biological deodorizing filter tower, increase automatically (promptly connecting) second electric heating tube component; When second electric heating tube component heating of increase after 5-10 minute still deficiency so that in the mixed culture biological deodorizing filter tower temperature be increased to design temperature, establish the three electric heating tubes assembly automatically newly, the rest may be inferred; Temperature in mixed culture biological deodorizing filter tower reaches going up in limited time of design temperature, and temperature control equipment disconnects the power supply of one of them electric heating tube component; Temperature in mixed culture biological deodorizing filter tower is reduced under the design temperature and is prescribed a time limit, electric heating tube component of temperature control equipment increase; Periodically control electric heating tube component and open and close, to keep in the mixed culture biological deodorizing filter tower temperature in the design temperature scope.
Establish humidity sensor 5 in the mixed culture biological deodorizing filter tower, humidity sensor links to each other with humidity controller, and the output control terminal mouth of humidity controller is linked to each other with water pump by lead, and water distributor 14 is connected with the output port of water pump; When the saturated humidity in the mixed culture biological deodorizing filter tower less than setting value when (90%), humidity controller is connected pump power, water pump is to water distributor 14 water supply (spray water in mixed culture biological deodorizing filter tower), when the saturated humidity in the mixed culture biological deodorizing filter tower greater than when setting value (100%), water pump stops to water distributor 14 supply water (stopping to supply water in mixed culture biological deodorizing filter tower).
The heating container 9 outer one deck heat-barrier materials (as perlite) that are surrounded by scatter and disappear to reduce heat.
Mixed culture biological deodorizing filter tower (or claiming biomembrane filled tower, bio-trickling filter) is a prior art.As number of patent application is 200620157482.2, the assembly type mixed culture biological deodorizing filter tower, as Fig. 2, shown in Figure 3: the air inlet pipe that is provided with tower body 12 and is attached thereto (annotating: be divided into first air inlet pipe 1, second air inlet pipe 8 in the present invention), evacuated tube 16, escape pipe 13, water distributor 14 is equipped with on tower body inner chamber top, tower body inner chamber middle part is provided with stuffing box 15, be placed with stuffing box 11 in the stuffing box, fill organic filler in the stuffing box.Described stuffing box 15 can have two or more, in the assembling of layering vertically of tower body inner chamber middle part, forms the assembly type stuffing box.Vertical spacing between the adjacent stuffing box 15 is 15～20 centimetres.Each stuffing box 15 4 stuffing box 11 placed side by side, or decide according to actual needs, stuffing box 11 is a drawer type; Be provided with openable door-plate 17 in the both sides of each stuffing box, can take out stuffing box 11 from openable door-plate 17 according to arts demand like this and change filler.In single stuffing box 11, can adopt suspension type or stacking formula to fill organic filler, form biomembrane with attached microbial.
Described tower body 12 can adopt steel, fiberglass or armored concrete to make up, and is rectangular-shaped or cube-shaped.Mixed culture biological deodorizing filter tower adopts the up flow type intake method, adopts perforation air inlet pipe (second air inlet pipe 8), from the bottom inflow of tower body 12.Air inlet pipe is 10～15 centimetres apart from the bottom of tower body 12, and is 20～30 centimetres apart from the bottom of lower floor's stuffing box 15.Described water distributor 14 is higher than 15～20 centimetres of upper strata stuffing boxes, 10～15 centimetres apart from the top of tower body 12.Described escape pipe 13 stretches out at least 3 meters at the top of tower body 12, handles the influence of gas to surrounding environment to reduce.
Be example with the test of handling mud belt filter-press dehydration workshop foul smell below, narrate the course of work of the present invention:
1. mud belt filter-press dehydration workshop foul smell is sent into heating container 9 by air blast through first air inlet pipe 1 after collecting hood is collected.
2. be heated in the foul smell in the heating container 9 and the process that electric heating tube component (containing some heating tubes) contacts, and in the water spray process of assembly type mixed culture biological deodorizing filter tower, improve saturated humidity.
3. after the foul smell behind the heating humidification enters assembly type mixed culture biological deodorizing filter tower 7, remove odor causing substance by this tower.
Claims (4)
1. a method that improves low-temperature condition sewage plant bad smell biological deodorizing effect is characterized in that it comprises the steps:
1) heating container of series connection one sealing on the air inlet pipe of the mixed culture biological deodorizing filter tower of sewage plant bad smell biological deodorizing, in the heating container is cavity, at least be provided with 2 electric heating tube components in the cavity of heating container, each electric heating tube component has 1 electric heating tube at least, the electric heating tube of each electric heating tube component links to each other with the output control terminal of temperature control equipment after linking to each other, and each electric heating tube component is controlled separately by temperature control equipment; The temperature sensor of temperature control equipment is located in the mixed culture biological deodorizing filter tower;
2) sewage plant bad smell is collected by collecting hood and is entered heating container, enters mixed culture biological deodorizing filter tower then by the microbial film deodorizing, and the gas after the deodorizing is discharged by the escape pipe of mixed culture biological deodorizing filter tower; When the temperature in the mixed culture biological deodorizing filter tower is lower than 10-15 ℃, temperature control equipment is connected the power supply of first electric heating tube component, the electric heating tube of first electric heating tube component heats the foul smell through heating container, when first electric heating tube component heating after 5-10 minute deficiency so that in the mixed culture biological deodorizing filter tower temperature be increased to design temperature, automatically establish second electric heating tube component newly, design temperature is 18-22 ℃; When second electric heating tube component heating of increase after 5-10 minute still deficiency so that in the mixed culture biological deodorizing filter tower temperature be increased to design temperature, establish the three electric heating tubes assembly automatically newly, the rest may be inferred; Temperature in mixed culture biological deodorizing filter tower reaches going up in limited time of design temperature, and temperature control equipment disconnects the power supply of an electric heating tube component; Temperature in mixed culture biological deodorizing filter tower is reduced under the design temperature and is prescribed a time limit, electric heating tube component of temperature control equipment increase; Periodically control electric heating tube component and open and close, keep the interior temperature of mixed culture biological deodorizing filter tower in the design temperature scope.
2. a kind of method that improves low-temperature condition sewage plant bad smell biological deodorizing effect according to claim 1 is characterized in that: described electric heating tube component is 2-8.
3. a kind of method that improves low-temperature condition sewage plant bad smell biological deodorizing effect according to claim 1, it is characterized in that: in mixed culture biological deodorizing filter tower, be provided with humidity sensor, saturated humidity in mixed culture biological deodorizing filter tower less than setting value down in limited time, spray water in mixed culture biological deodorizing filter tower, saturated humidity in mixed culture biological deodorizing filter tower reaches setting value and goes up in limited time, stops spray water in mixed culture biological deodorizing filter tower.
4. a kind of method that improves low-temperature condition sewage plant bad smell biological deodorizing effect according to claim 1, it is characterized in that: heating container is surrounded by one deck heat-barrier material outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101685542A CN101249381A (en) | 2007-11-30 | 2007-11-30 | Method for improving low-temperature condition sewage plant bad smell biological deodorizing effect |
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| CNA2007101685542A CN101249381A (en) | 2007-11-30 | 2007-11-30 | Method for improving low-temperature condition sewage plant bad smell biological deodorizing effect |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101836824A (en) * | 2010-04-28 | 2010-09-22 | 创意国际有限公司 | A kind of improved coffee machine |
| CN102091529A (en) * | 2010-12-28 | 2011-06-15 | 天津大学 | Method and device for controlling clogging of filler layer of biofiltration device |
| CN108905598A (en) * | 2018-08-31 | 2018-11-30 | 佛山市锐拓环境工程设备有限公司 | A kind of biological deodorizing device |
| CN114272747A (en) * | 2022-01-26 | 2022-04-05 | 南通大学 | Incineration type biological filter tower for dust fall and ash removal |
-
2007
- 2007-11-30 CN CNA2007101685542A patent/CN101249381A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101836824A (en) * | 2010-04-28 | 2010-09-22 | 创意国际有限公司 | A kind of improved coffee machine |
| CN102091529A (en) * | 2010-12-28 | 2011-06-15 | 天津大学 | Method and device for controlling clogging of filler layer of biofiltration device |
| CN102091529B (en) * | 2010-12-28 | 2013-04-03 | 天津大学 | Method and device for controlling clogging of filler layer of biofiltration device |
| CN108905598A (en) * | 2018-08-31 | 2018-11-30 | 佛山市锐拓环境工程设备有限公司 | A kind of biological deodorizing device |
| CN114272747A (en) * | 2022-01-26 | 2022-04-05 | 南通大学 | Incineration type biological filter tower for dust fall and ash removal |
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Open date: 20080827 |