CN107265650A - A kind of intensified by ultrasonic wave microalgae processing waste water and the reaction unit for promoting microalgae grease synthesis - Google Patents
A kind of intensified by ultrasonic wave microalgae processing waste water and the reaction unit for promoting microalgae grease synthesis Download PDFInfo
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- CN107265650A CN107265650A CN201710631219.5A CN201710631219A CN107265650A CN 107265650 A CN107265650 A CN 107265650A CN 201710631219 A CN201710631219 A CN 201710631219A CN 107265650 A CN107265650 A CN 107265650A
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- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
- C02F3/322—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae use of algae
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- C02F2209/00—Controlling or monitoring parameters in water treatment
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Abstract
The invention discloses a kind of intensified by ultrasonic wave microalgae processing waste water and the reaction unit for promoting microalgae grease to synthesize, belong to microalgae technical field of water treatment.The device includes microdisk electrode reactor, illumination apparatus, aerator, ultrasonic reactor and liquid feeding pump, wherein：Illumination apparatus is provided with outside microdisk electrode reactor；The bottom of microdisk electrode reactor is provided with aerator；The delivery port of microdisk electrode reactor and the water inlet of ultrasonic reactor are connected, and the delivery port of ultrasonic reactor is connected with the water inlet of microdisk electrode reactor by liquid feeding pump.Apparatus of the present invention can effectively facilitate, strengthen microalgae processing waste water and reclaim grease process, it is adaptable to be applied in processing sanitary wastewater technique and oil recovery technique.
Description
Technical field
The present invention relates to a kind of intensified by ultrasonic wave microalgae processing waste water and the reaction unit for promoting microalgae grease to synthesize, belong to
Microalgae technical field of water treatment.
Background technology
Water is the resource that people depend on for existence, and the scarcity of water resource and the pollution of water body govern Chinese society economy
Fast development is, it is necessary to seek a kind of green, the method for efficient purification sewage.At the same time, the hair of economy and city industrialization
Exhibition be unable to do without the energy, and it is very necessary to alleviate energy problem to find cleaning, renewable new energy.Microalgae can be severe
In the environment of survive, remove sewage in nitrogen phosphorus substance, while Adsorption of Heavy Metals ion, by a series of Physiology and biochemistry
Reaction is stored in microalgae cell using the organic synthesis biomass energy in sewage.Microalgae, which has, is easy to culture, production week
Phase is short, the advantages of biomass production capacity is strong.
Water treatment technology traditional at present mainly has nature facture, physicochemical treatment method, biochemical treatment method etc.,
But these traditional water treatment technologies have that treatment effeciency is low, operating cost is high, excess sludge processing.Using
Artificial medium culture microalgae of preparing haves the shortcomings that cost is high.
The content of the invention
To solve the problem of prior art is difficult to large-scale low-cost culture microalgae, the invention provides a kind of ultrasonic wave is strong
Change microalgae processing waste water and promote the reaction unit of microalgae grease synthesis, the technical scheme of use is：
A kind of intensified by ultrasonic wave microalgae processing waste water and oil recovery reaction unit, the device include microdisk electrode reactor
1st, illumination apparatus 2, aerator 3, ultrasonic reactor 4 and liquid feeding pump 5, wherein：The outside of microdisk electrode reactor 1 is provided with illumination
Device 2；The bottom of the microdisk electrode reactor 1 is provided with aerator 3；The delivery port of the microdisk electrode reactor 1 and ultrasound
The water inlet connection of reactor 4, the delivery port of the ultrasonic reactor 4 passes through feed liquor with the water inlet of microdisk electrode reactor 1
Pump 5 is connected.
Further, ultrasonic transducer 7 is provided with the ultrasonic reactor 4；The ultrasonic transducer 7 is with being arranged on
Supersonic generator 8 outside ultrasonic reactor 4 is connected.
Further, top, middle part, the bottom of the microdisk electrode reactor 1 are respectively equipped with anaerobism rubber stopper
Sample tap 12.
Further, it is additionally provided with dispensing port 11 on the microdisk electrode reactor 1.
Further, the top of the water inlet position delivery port on the microdisk electrode reactor 1.
Further, the water inlet and water outlet on the microdisk electrode reactor 1 are additionally provided with tongs 9.
Further, the aerator 3 is connected with aerator 6.
Further, the aerator 3 is tip needle tubing, and the air inlet of the tip needle tubing passes through aeration tube and aerator
6 gas outlet is connected, and the gas outlet of the tip needle tubing is located at the bottom of microdisk electrode reactor 1.
Further, the distance of the illumination apparatus 2 and microdisk electrode reactor 1 is 10cm-20cm.
Further, the illumination apparatus 2 can provide the intensity of illumination in the range of 2000lux-7000lux.
Further, the microdisk electrode reactor 1 is made up of glass；The ultrasonic reactor 4 is made up of lucite.
The present invention handles nitrogen and phosphorus that waste water not only can be efficiently gone in water removal using microalgae, and microalgae can be utilized
The materials such as the nitrogen phosphorus in waste water are used for growth and the oil synthesis of itself, can be by waste water while microdisk electrode cost is reduced
In material be converted into the raw material of biodiesel.Meanwhile, the synthesis using grease in ultrasound-enhanced microalgae can increase biology indirectly
The yield of diesel oil.
Beneficial effect of the present invention：
1st, microalgae is transported to ultrasonic anti-by the present invention by the way of ultrasonic reactor is set outside microdisk electrode reactor
Answer and ultrasound is carried out in device, on the one hand microalgae is well mixed, on the other hand by improving the metabolic rate and enzyme content of microalgae
So as to improve the accumulation of microalgae grease.
2nd, the present invention makes microalgae in microdisk electrode reactor using the agitating mode being aerated in microdisk electrode reactor
In more uniform state, in addition, microalgae can utilize air during autotrophy in carbon dioxide, and by setting tip
Needle tubing, is aerated from bottom, is improved the time of contact of bubble and mixed liquor and then is increased mass-transfer efficiency.
The 3rd, the sample tap of three different heights is set in microdisk electrode reactor, is easy to different height sample in reaction zone
Collection.
4th, the distance of regulation illumination apparatus and microdisk electrode reactor can adjust the intensity of illumination of microdisk electrode reactor.
5th, apparatus of the present invention can effectively facilitate reinforcing microalgae processing waste water process, can not only effectively remove Determination of Total Nitrogen in Waste Water
Content, while microalgae oneself accumulation grease can also be promoted, beneficial to oil recovery, load micro- in microdisk electrode reactor
After algae, startup optimization, microalgae yield is up to 1.59g/L, and fat content is up to 14.5%, and the clearance of Determination of Total Nitrogen in Waste Water is reachable
95%, the clearance of total phosphorus is up to 92%.
6th, apparatus of the present invention can by controlling the distance controlling intensity of illumination of illumination apparatus and microdisk electrode reactor, because
And go for different algae.
7th, the characteristics of apparatus of the present invention have simple in construction, easy to use, apparatus of the present invention are suitable for sanitary wastewater processing
Technique and promotion microalgae grease synthesis technique.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention；
(1, microdisk electrode reactor；11, dispensing port；12, sample tap；13, aeration opening；2, illumination apparatus；3, aerator；
4, ultrasonic reactor；5, liquid feeding pump；6, aerator；7, ultrasonic transducer；8, supersonic generator；9, tongs；10, connect
Head).
Embodiment
With reference to specific embodiment, the present invention will be further described, and following examples will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.
In the description of the invention, it is necessary to explanation, term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " top ", " bottom ", " interior ", " outer " and " endways " are based on attached
Orientation or position relationship shown in figure, are for only for ease of the description present invention and simplify description, rather than indicate or imply and be signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention
Limitation.
In the description of the invention, it is necessary to explanation, unless otherwise expressly provided and limit, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
Can also be indirectly connected with by intermediary to be to be directly connected to, can be the connection of two components interiors.For this area
Those of ordinary skill for, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
In addition, in the description of the invention, unless otherwise indicated, " multiple ", " multigroup ", " many " be meant that two or
Two or more.
Fig. 1 is the overall structure diagram of apparatus of the present invention, and implementation below combination Fig. 1 illustrates embodiment.
Embodiment one：
Waste water is handled present embodiments provide for a kind of intensified by ultrasonic wave microalgae and promotes the anti-of microalgae grease synthesis
Device is answered, the device includes microdisk electrode reactor 1, illumination apparatus 2, aerator 3, ultrasonic reactor 4 and liquid feeding pump 5, wherein：
The outside of microdisk electrode reactor 1 is provided with illumination apparatus 2；The bottom of the microdisk electrode reactor 1 is provided with aerator 3；Institute
The delivery port for stating microdisk electrode reactor 1 is connected with the water inlet of ultrasonic reactor 4, the delivery port of the ultrasonic reactor 4 with
The water inlet of microdisk electrode reactor 1 is connected by liquid feeding pump 5.
Preferred embodiment, illumination apparatus 2 can be arranged on the rear of microdisk electrode reactor 1.
Preferred embodiment, water inlet, the delivery port of microdisk electrode reactor 1, the water inlet and delivery port of ultrasonic reactor 4 it
Between be attached by delivery pipe, and junction is equipped with joint 10.
Microdisk electrode reactor 1 is made up of glass；Ultrasonic reactor 43 is made up of lucite.Glass reactor has good
Good translucency, lucite reactor has the advantages that to be easy to assembling.
The operation principle of apparatus of the present invention is：It is divided into the microdisk electrode stage and ultrasound promotes microalgae grease synthesis phase, it is first
First, in the microdisk electrode stage, microalgae and waste water are placed in microdisk electrode reactor 1, uniformly mixed in the presence of aerator 3
Close, under conditions of illumination apparatus 2 provides luminous energy, the material in microalgae consumption waste water, for its own growth and breeding and oil
Fat is accumulated, and then promotes microalgae grease synthesis phase in ultrasound, by the liquid after culture in microdisk electrode reactor 1
It is delivered in ultrasonic reactor 4, partially liq is back in microdisk electrode reactor 1 under the induced effect of liquid feeding pump 5, is micro-
Algae cultivation stage need to complete a cycle 7d culture, ultrasound promote microalgae grease synthesis phase only need to micro algae growth logarithm
Phase (the 3rd, 4 day) carries out ultrasound-enhanced, and then obtains the effect of increase grease yield.
It is entered in micro algae growth logarithmic phase after loading microalgae and sanitary wastewater, startup optimization in microdisk electrode reactor
Row is ultrasound-enhanced, after micro algae growth to stationary phase, after testing：Microalgae yield is up to 1.59g/L, and fat content is reachable
14.5%, the clearance of microalgae Determination of Total Nitrogen in Waste Water is up to 95%, and the clearance of total phosphorus is up to 92%.
Embodiment two：
Present embodiment adds technical characteristic on the basis of embodiment one：Ultrasonic wave is provided with ultrasonic reactor 4
Transducer 7；Ultrasonic transducer 7 is connected with the supersonic generator 8 being arranged on outside ultrasonic reactor 4.
Preferably, ultrasound condition is supersonic frequency 18kHz, ultrasonic power 20W, ultrasonic all times 10min.
Increased technical characteristic in the present embodiment mode, its principle is that low intensive ultrasonic wave can increase the logical of cell membrane
Permeability is so as to promote mass transfer, and appropriate supersonic frequency can improve the metabolism speed of cell on the premise of ensureing that cell is complete
Rate and the growth for accelerating cell, obtain the fat content for improving microalgae, reduce the effect of microdisk electrode cost.
Embodiment three：
Present embodiment adds technical characteristic on the basis of embodiment one：The microdisk electrode reactor 1 it is upper
Portion, middle part, bottom are respectively equipped with the sample tap 12 with anaerobism rubber stopper.
Increased technical characteristic in the present embodiment mode, obtain be easy to gather reaction zone in different height sample and
Sealing, reduces the effect of influence of the external environment to reaction unit.
Embodiment four：
Present embodiment adds technical characteristic on the basis of embodiment one：It is additionally provided with microdisk electrode reactor 1
Dispensing port 11, it is preferable that dispensing port 11 can be arranged on the top of microdisk electrode reactor 1.
Increased technical characteristic in present embodiment, obtains and is easy to deliver microalgae, waste water.
Embodiment five：
Present embodiment is the water inlet and the position relationship of delivery port to the microdisk electrode reactor 1 in embodiment one
Further limit, the top of the water inlet position delivery port in the present embodiment mode on microdisk electrode reactor 1.
Present embodiment limits the water inlet of microdisk electrode reactor 1 and the position relationship of delivery port, and its principle is to rely on
The gravitational difference of water, obtains the effect that microalgae algae solution flows and circulated in microdisk electrode reactor and ultrasonic reactor.
Embodiment six：
Present embodiment adds technical characteristic on the basis of embodiment one：Water inlet on microdisk electrode reactor 1
Mouth and water outlet are additionally provided with tongs 9.
Increased technical characteristic in present embodiment, obtaining prevents the leakage of microalgae so that microalgae algae solution rests on training
Support the effect in reactor.
Embodiment seven：
Present embodiment adds technical characteristic on the basis of embodiment one：Aerator 3 is connected with aerator 6.
Aerator 3 is connected with aerator 6, aerator 6 conveys gas to aerator 3, complete under the common cooperation of the two
It is stirred into aeration process, and then to microalgae.
Increased technical characteristic in the present embodiment mode, obtains dispersed microalgae and it is utilized during autotrophy
Carbon dioxide in air is so as to improve the effect of grease yield.
Embodiment eight：
Present embodiment is that the aerator 3 in embodiment one is further limited, and is exposed described in the present embodiment mode
Gas device 3 is tip needle tubing, and the air inlet of the tip needle tubing is connected by aeration tube with the gas outlet of aerator 6, the tip
The gas outlet of needle tubing is located at the bottom of microdisk electrode reactor 1.
As a kind of preferred scheme of present embodiment, microdisk electrode reactor 1 is provided with the exposure with anaerobism rubber stopper
Gas port 13, the bottom that tip needle tubing is inserted into microdisk electrode reactor 1 by the anaerobism rubber stopper through aeration opening 13 makes tip
The gas outlet of needle tubing is located at the bottom of microdisk electrode reactor 1 so that the mixing of microalgae algae solution from bottom to top.
The present embodiment mode limits aerator 3, and its principle is that air is pumped into tip needle tubing by pump, obtains uniform
Mix the effect of microalgae algae solution.
Embodiment nine：
Present embodiment is that the illumination apparatus 2 in embodiment one is further limited, illumination in the present embodiment mode
On device 2, the lamp bracket that lamp bar is fixed on to high 40cm, by mobile lamp bracket change the distance of illumination apparatus and microdisk electrode pipe from
And different illumination intensity is provided.
The present embodiment mode limits illumination apparatus 2, obtains the effect of control micro algae growth intensity of illumination.
Embodiment ten：
Present embodiment be to the distance of the illumination apparatus 2 in embodiment one and microdisk electrode reactor 1 further
Limit, the distance of illumination apparatus 2 and microdisk electrode reactor 1 is 10cm-20cm in the present embodiment mode.
The present embodiment mode limits the distance of illumination apparatus 2 and microdisk electrode reactor 1, obtains control intensity of illumination
Effect.Embodiment 11：
Present embodiment is that the intensity of illumination of the illumination apparatus 2 in embodiment one is further limited, the present embodiment
Illumination apparatus 2 can provide the intensity of illumination in the range of 2000-7000lux in mode.
The present embodiment mode limits the intensity of illumination of illumination apparatus 2, obtains microalgae and is in growth under optimum illumination intensity
The effect of oil-producing.
Although the present invention is disclosed as above with preferred embodiment, it is not limited to the present invention, any to be familiar with this
The people of technology, without departing from the spirit and scope of the present invention, can do various changes and modification, therefore the protection of the present invention
What scope should be defined by claims is defined.
Claims (10)
1. a kind of intensified by ultrasonic wave microalgae processing waste water and the reaction unit for promoting microalgae grease synthesis, it is characterised in that including
Microdisk electrode reactor (1), illumination apparatus (2), aerator (3), ultrasonic reactor (4) and liquid feeding pump (5), wherein：It is described micro-
Illumination apparatus (2) is provided with outside algae cultivation reactor (1)；The bottom of the microdisk electrode reactor (1) is provided with aerator (3)；
The delivery port of the microdisk electrode reactor (1) is connected with the water inlet of ultrasonic reactor (4), the ultrasonic reactor (4)
Delivery port is connected with the water inlet of microdisk electrode reactor (1) by liquid feeding pump (5).
2. device according to claim 1, it is characterised in that ultrasonic transducer is provided with the ultrasonic reactor (4)
(7)；The ultrasonic transducer (7) supersonic generator (8) outside with being arranged on ultrasonic reactor (4) is connected.
3. device according to claim 1, it is characterised in that the top of the microdisk electrode reactor (1), middle part, under
Portion is respectively equipped with the sample tap (12) with anaerobism rubber stopper.
4. device according to claim 1, it is characterised in that be additionally provided with dispensing port on the microdisk electrode reactor (1)
(11)。
5. device according to claim 1, it is characterised in that the water inlet position water outlet of the microdisk electrode reactor (1)
The top of mouth.
6. device according to claim 1, it is characterised in that water inlet on the microdisk electrode reactor (1) and go out
Tongs (9) is additionally provided with the mouth of a river.
7. device according to claim 1, it is characterised in that the aerator (3) is connected with aerator (6).
8. device according to claim 1, it is characterised in that the aerator (3) is tip needle tubing, the tip needle tubing
Air inlet be connected by aeration tube with the gas outlet of aerator (6), it is anti-that the gas outlet of the tip needle tubing is located at microdisk electrode
Answer the bottom of device (1).
9. device according to claim 1, it is characterised in that the illumination apparatus (2) and microdisk electrode reactor (1)
Distance is 10cm-20cm.
10. device according to claim 1, it is characterised in that the illumination apparatus (2) can provide 2000lux-
7000lux intensity of illumination.
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| CN201710631219.5A CN107265650A (en) | 2017-07-28 | 2017-07-28 | A kind of intensified by ultrasonic wave microalgae processing waste water and the reaction unit for promoting microalgae grease synthesis |
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| CN201710631219.5A CN107265650A (en) | 2017-07-28 | 2017-07-28 | A kind of intensified by ultrasonic wave microalgae processing waste water and the reaction unit for promoting microalgae grease synthesis |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475558A (en) * | 2003-06-09 | 2004-02-18 | 缪坚人 | Photosynthesis bioreactor system for industrial production of micro algae |
| CN101767893A (en) * | 2010-02-11 | 2010-07-07 | 清华大学 | Device and method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater |
| CN105132404A (en) * | 2015-10-12 | 2015-12-09 | 山东大学 | Method for fast accumulating grease through ultrasonic stimulation micro algae |
| CN106399109A (en) * | 2016-11-07 | 2017-02-15 | 辽宁东科电力有限公司 | Chlorella vulgaris used for combined treatment of wastewater and waste gas while synchronously realizing solid carbon denitrification |
| CN106801072A (en) * | 2017-01-20 | 2017-06-06 | 哈尔滨工业大学 | The method that ultrasound promotes microalgae grease synthesis |
-
2017
- 2017-07-28 CN CN201710631219.5A patent/CN107265650A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1475558A (en) * | 2003-06-09 | 2004-02-18 | 缪坚人 | Photosynthesis bioreactor system for industrial production of micro algae |
| CN101767893A (en) * | 2010-02-11 | 2010-07-07 | 清华大学 | Device and method for coupling producing biological oil by utilizing microalgae to deeply treating wastewater |
| CN105132404A (en) * | 2015-10-12 | 2015-12-09 | 山东大学 | Method for fast accumulating grease through ultrasonic stimulation micro algae |
| CN106399109A (en) * | 2016-11-07 | 2017-02-15 | 辽宁东科电力有限公司 | Chlorella vulgaris used for combined treatment of wastewater and waste gas while synchronously realizing solid carbon denitrification |
| CN106801072A (en) * | 2017-01-20 | 2017-06-06 | 哈尔滨工业大学 | The method that ultrasound promotes microalgae grease synthesis |
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Application publication date: 20171020 |
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| RJ01 | Rejection of invention patent application after publication |