CN209292070U - A kind of deflector type domestic sewage processing system - Google Patents
A kind of deflector type domestic sewage processing system Download PDFInfo
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- CN209292070U CN209292070U CN201821882889.0U CN201821882889U CN209292070U CN 209292070 U CN209292070 U CN 209292070U CN 201821882889 U CN201821882889 U CN 201821882889U CN 209292070 U CN209292070 U CN 209292070U
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- 239000002351 wastewater Substances 0.000 claims abstract description 42
- 230000000258 photobiological effect Effects 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 16
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 47
- 229910001868 water Inorganic materials 0.000 claims description 47
- 238000005192 partition Methods 0.000 claims description 15
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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 229910052698 phosphorus Inorganic materials 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
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- 238000010276 construction Methods 0.000 description 3
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- 239000000463 material Substances 0.000 description 3
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses a kind of deflector type domestic sewage processing system and applications, and the system comprises anaerobic baffled reactors and microalgae photobiological reactor；The anaerobic baffled reactor is made of the reaction chamber for sewage treatment and the heating chamber for heating water bath being wrapped in around reaction chamber, and the reaction chamber upper end is equipped with waste water inlet and wastewater outlet；Domestic sewage in rural areas is handled using the utility model anaerobic baffled reactor, processed waste water does lifting flowing along baffle plate in reactor, passes sequentially through the Sludge Bed of each reaction chamber, the matrix in waste water is removed by contacting with microorganism；Using anaerobic digestion process, biogas bioenergy is converted by organic substance therein；Microalgae photobiological reactor has both the advantage of microalgae photobiological reactor and anaerobic baffled reactor, on the one hand on the other hand can also promote micro algae growth, so that the resources such as nitrogen phosphorus are fully used with advanced treating the preceding paragraph treated sanitary sewage.
Description
Technical field
The utility model relates to a kind of domestic sewage processing system, in particular to a kind of deflector type domestic sewage processing system
And application.
Background technique
China's domestic sewage in rural areas has many characteristics, such as that wide, dispersion, source is more, growth is fast, therefore domestic sewage in rural areas is received
Collection, processing and recycling Facilities Construction urgent need to resolve.Rural area water body, soil and agricultural product caused by avoiding because of sewage direct emission
Pollution, it is ensured that the safety and peasant's health of rural groundwater and tap water water source are to reinforce basis in new countryside construction to set
It applies construction, the important content of Village Redevelopment work and Rural Human Settlements is promoted to improve the pressing issues for needing to solve.
Anaerobic baffled reactor has that structure is simple, hydraulics are good, low energy consumption etc. one as a kind of high efficiency reactor
Number of advantages.Anaerobic digestion techniques are to realize the recycling of sewage by sewage treatment and its rationally using organically combining.In sewage
Most of organic matter generates biogas after anaerobic digestion, and postdigestive dirt Organic substance in water is substantially removed, but wherein also remnants
The nutrients such as most of nitrogen, phosphorus, hardly degraded organic substance, if these resource recyclings will be generated bigger environment and warp
Ji benefit.And microalgae is a kind of, full of nutrition, photosynthetic availability high autophyte widely distributed in land, ocean.Microalgae can
To be used for environment purification, the remaining nitrogen phosphorus of anaerobic digestion can be efficiently used in micro algae growth in the process, hardly degraded organic substance is made
For matrix.Meanwhile the esters and glycerol being rich in microalgae are the very good material of liquid fuel was prepared, the biology of microalgae pyrolysis preparation
Matter fuel oil calorific value is high.Microorganism and microalgae are mixed, the energy compound such as ethyl alcohol, methanol, butane of high-purity is produced, it is micro-
The maximum microalgae oil being in its stem cell containing 70% or more using place of algae, is subcritical biotechnology synthesising biological
The optimum feed stock of diesel oil is ideal renewable energy.
Summary of the invention
The utility model aim is to provide a kind of deflector type domestic sewage processing system, provides for rural domestic sewage treatment
A solution.
The technical solution adopted in the utility model is:
The utility model provides a kind of deflector type domestic sewage processing system, and the system comprises anaerobic baffled reactors
With microalgae photobiological reactor；The anaerobic baffled reactor is by the reaction chamber for sewage treatment and is wrapped in reaction chamber week
The heating chamber for heating water bath enclosed forms, and the reaction chamber upper end is equipped with waste water inlet and wastewater outlet；The heating chamber
For the internal cavity for being equipped with heating component and one end is connected to wastewater outlet；The reaction chamber is fixed on reaction chamber bottom by several
Portion and with reaction chamber at the top of there are the vertical clapboards in gap to be divided into several compartments, wherein the compartment being connected to wastewater outlet is slow
Rush room, remaining compartment is reaction chamber, each reaction chamber by one piece be fixed at the top of reaction chamber and with reaction chamber bottom there are
The lower ends bent partition of gap is separated into the area Jiang Liu and up-flow area；Exhaust outlet is provided at the top of each reaction chamber, each exhaust outlet is logical
It crosses after pipeline connection and is connected through gas flowmeter with air collector；Each reaction chamber top and bottom are respectively set sealable
(wherein sample tap and mud discharging mouth are equipped with the hose with reaction chamber airtight connection, sampling for one sample tap and sealable mud discharging mouth
Afterwards by ferrule)；The microalgae photobiological reactor is that upper end is equipped with the second water inlet, and is equipped with gas outlet at top and adds
Material mouth, bottom are equipped with discharge outlet and microalgae recovery port, and side is equipped with several second sample taps and (is connected and sealed with hose when not sampling
It closes)；The microalgae photobiological inside reactor is equipped with several first diaphragm plates and several second diaphragm plates (all first diaphragm plates
Between and the second diaphragm plate between be arranged in parallel, and the first diaphragm plate quantity is equal with the second diaphragm plate quantity), wherein first
Diaphragm plate and the second diaphragm plate are staggered, where the first diaphragm plate first end is fixed on the second water inlet on side wall, first
There are the gaps that water supply passes through for diaphragm plate the second end and the second water inlet opposing sidewalls；Second diaphragm plate first end is fixed on
In second water inlet opposing sidewalls, there are between supplying water and passing through for side wall where the second end of the second diaphragm plate and the second water inlet
Gap；The second end of the second end of first diaphragm plate and the second diaphragm plate inclines along microalgae photobiological reactor axially upwards
Tiltedly；The water that second water inlet flows into first climbs up the first diaphragm plate, is then deposited to the second diaphragm plate, is successively deflected into reactor
Bottom；The wastewater outlet of the anaerobic baffle plate reaction chamber is connected by the second water inlet of pipeline and microalgae photobiological reactor
It is logical.
Further, the compartment being connected to wastewater outlet is inverted-triangular surge chamber.
Further, the anaerobic baffle plate reaction chamber is cuboid, is preferably provided with 4 pieces of vertical clapboards, each reaction
Total the ratio between the length in room is 1.5-2.5:1:1.
Further, the lower ends bent partition is bent along water (flow) direction, and upper end presss from both sides between lower ends bent part vertically
Angle is 120-150 °, and the ratio between height and reaction chamber height of the bending partition are 0.70-0.90:1.
Further, the volume ratio in the area each reaction chamber Zhong Jiangliu and up-flow area is 1:2.5-3.5.
Further, the ratio between height of first sample tap away from reaction chamber bottom and reaction chamber height are 0.70-0.90:
1；The ratio between height of the mud discharging mouth away from reaction chamber bottom and reaction chamber height are 0.15-0.25:1.
Further, the microalgae photobiological reactor be top in a rectangular parallelepiped shape, the ratio between length be 1.25-1.85:
1:1, bottom are the chamber of arc-shaped, and the ratio between the height between circular arc area minimum point and highest point and total reactor height are
0.10-0.15:1；First diaphragm plate first end and the second diaphragm plate first end and side wall angle β are 80-85 °；It is described
The width ratio of first diaphragm plate first end and the second diaphragm plate length and microalgae photobiological reactor is 0.80-0.90:1.
Further, the second sample tap is arranged between the first diaphragm and the second diaphragm, and 4 are arranged altogether.
The utility model also provides a kind of application of the deflector type domestic sewage processing system in processing sanitary sewage,
The sewage water treatment method are as follows: first connect anaerobic sludge (preferably seed sludge volume account for each reaction chamber volume 10-40%)
It plants into the reaction chamber of anaerobic baffled reactor, microalgae (it is 1 that preferably microalgae junctor product kind amount, which is microalgae reactor volume ratio:
It 20-40) is seeded in microalgae photobiological reactor, then sanitary sewage is passed through in anaerobic baffled reactor from wastewater inlet,
Sewage first flows through the area Jiang Liu of reaction chamber and up-flow area flows up and down, and makes low water velocities in reactor, is obviously improved place
Efficiency is managed, bending partition can stop microorganism in reaction chamber to be lost, improve settling property, and keep microorganism without sort run
While do not generate dead angle；Sewage passes sequentially through each reaction chamber, the organic matter in sewage by with microorganism in anaerobic sludge
It contacts and is removed；The gas that reaction generates makes the indoor microorganism work of each reaction, and expansion and precipitating run and lead to up and down
It crosses exhaust outlet to collect into air collector, by anaerobic baffled reactor treated waste water outflow to buffer area, then through useless
Water out, it is that reactor carries out heating water bath that a part, which flows into heating chamber, and a part flows into microalgae by the second water inlet by the road
Advanced treating is carried out in bioreactor；Waste water into microalgae photobiological reactor is slow firstly the need of acting on by plug-flow
The second end for rising to the first diaphragm plate drops down onto the second diaphragm plate by gravity, and waste water is needed by multiple plug-flow and gravity
Effect reaches reactor bottom, and waste water is constantly disturbed in above process, increases the objects such as dirty Organic substance in water, nitrogen, phosphorus
The contact area of matter and microorganism, the microalgae in reactor promote own growth, effectively promotion treatment effeciency using nutriment
And rate；Treated, and waste water is discharged through discharge outlet, and microalgae is harvested through microalgae recycling discharge port；Inorganic carbon is added by feed opening
Source (preferably the inorganic carbon source includes carbonate or bicarbonate, is added simultaneously with microalgae, dosage 60-80g/L) is
Micro algae growth provides carbon dioxide, and reacts the oxygen generated and discharged by reactor head gas outlet.
Compared with prior art, the utility model beneficial effect is mainly reflected in: 1) using at anaerobic baffled reactor
Domestic sewage in rural areas is managed, processed waste water does lifting flowing along baffle plate in reactor, passes sequentially through each reaction chamber
Sludge Bed, the matrix in waste water are removed by contacting with microorganism；Using anaerobic digestion process, by organic substance therein
It is converted into biogas bioenergy；2) gas generated in anaerobic baffle plate reaction biological treatment process can be such that microorganism fixes
Make expansion up and down and precipitating operation in each compartment, the water flow in reactor can be made to do bottom horizontal flow sheet with slower speed；3)
The different compartments formed in anaerobic baffle plate biological treatment process can turn out and mutually fit therewith according to the difference for entering matrix
The stability of the treatment effect and operation answered；4) microalgae photobiological reactor has both microalgae photobiological reactor and anaerobic baffle plate
On the one hand on the other hand the advantage of reactor can also promote microalgae with advanced treating the preceding paragraph treated sanitary sewage
Growth, so that the resources such as nitrogen phosphorus are fully used.The waste water of inoculation is domestic sewage in rural areas, is primarily upon COD, ammonia nitrogen and total
These three indexs of phosphorus, to the removal rate of three respectively up to 85.2%, 92% and 82.7%.The harvesting biomass of microalgae is about
0.20g/d。
Detailed description of the invention
Fig. 1 is deflector type domestic sewage processing system schematic diagram of the present invention, and 1- anaerobic baffled reactor, 2- baffling declines
Algae optical biological reactor, 3- reaction chamber, 4- heating chamber, 5- waste water inlet, 6- wastewater outlet, 7- heating component, 8- vertically every
Plate, 9- reaction chamber, 10- are bent partition, the area 11- Jiang Liu, and 12- flows up area, 13- exhaust outlet, 14- gas flowmeter, 15- gas collection
Tank, the first sample tap of 16-, 17- mud discharging mouth, the second water inlet of 18-, the gas outlet 19-, 20- feed opening, 21- discharge outlet, 22- are micro-
Algae recovery port, the second sample tap of 23-, the first diaphragm plate of 24-, the second diaphragm plate of 25-.
Specific embodiment
The present invention is described further combined with specific embodiments below, but protection scope of the present invention is not limited in
This:
Embodiment 1
As shown in Figure 1, a kind of deflector type domestic sewage processing system, including anaerobic baffled reactor 1 and microalgae photoproduction
Object reactor 2；The anaerobic baffled reactor 1 is by the reaction chamber 3 for sewage treatment and the use being wrapped in around reaction chamber
It is formed in the heating chamber 4 of heating water bath, 3 upper end of reaction chamber is equipped with waste water inlet 5 and wastewater outlet 6；The heating chamber 4
For the internal cavity for being equipped with heating component 7 and one end is connected to the wastewater outlet 6 of reaction chamber 3, pass through waste water from reaction chamber useless
Water out 6 flows into heating chamber and overflow to microalgae photobiological reactor；The reaction chamber is fixed on reaction chamber bottom simultaneously by 4
There are the vertical clapboards 8 in gap to be divided into 5 compartments 9 with reaction chamber top, wherein the compartment being connected to wastewater outlet 6 is inverted triangle
Type surge chamber, remaining compartment are reaction chamber, and each reaction chamber is fixed at the top of reaction chamber by one piece and is stayed with reaction chamber bottom
There is the lower ends bent partition 10 in gap to be separated into the area Jiang Liu 11 and up-flow area 12；Exhaust outlet is provided at the top of each reaction chamber 9
13, each exhaust outlet 13 is connected through gas flowmeter 14 with air collector 15 after passing through pipeline connection；Each reaction chamber top and
Bottom be respectively set sealable first sample tap 16 and sealable mud discharging mouth 17 (wherein sample tap and mud discharging mouth be equipped with
The hose of reaction chamber airtight connection, by ferrule after sampling)；The microalgae photobiological reactor 2 is the elliptical cavity in bottom,
Upper end is equipped with the second water inlet 18, and is equipped with gas outlet 19 and feed opening 20 at top, and bottom is equipped with discharge outlet 21 and microalgae is returned
Closing in 22, side are equipped with several second sample taps 23；Several first diaphragm plates are equipped with inside the microalgae photobiological reactor 2
24 (all first diaphragm plate parallel arrangements) and the second diaphragm plate 25 (all second diaphragm plate parallel arrangements), wherein first is horizontal
Partition and the second diaphragm plate are staggered, and where the first diaphragm plate first end is fixed on the second water inlet on side wall, first is horizontal
There are the gaps that water supply passes through for partition the second end and the second water inlet opposing sidewalls；Second diaphragm plate first end is fixed on
In two water inlet opposing sidewalls, there are between supplying water and passing through for side wall where the second end of the second diaphragm plate and the second water inlet
Gap；The second end of the second end of first diaphragm plate and the second diaphragm plate inclines along microalgae photobiological reactor axially upwards
Tiltedly.The water that second water inlet flows into first climbs up the first diaphragm plate, is then deposited to the second diaphragm plate, is successively deflected into reactor
Bottom；The wastewater outlet 5 of the anaerobic baffle plate reaction chamber 3 passes through the second water inlet of pipeline and microalgae photobiological reactor 2
18 connections.
The anaerobic baffled reactor 1 is made of clear material with microalgae photobiological reactor 2.
In a rectangular parallelepiped shape, the ratio between length is 1.5-2.5 to the reaction cell body of the anaerobic baffled reactor 1:
1:1；The lower ends bent partition 10 is bent along water (flow) direction, and the vertical angle α between lower ends bent part in upper end is 120-
150°；The ratio between height and the 1 reaction chamber height of anaerobic baffled reactor for being bent partition 10 are 0.70-0.90:1；It is described each
The volume ratio in the area reaction chamber Zhong Jiangliu 11 and up-flow area 12 is 1:2.5-3.5.
The height and total reactor height of the sample tap 16 away from reactor bottom on 1 top of anaerobic baffled reactor
The ratio between be 0.70-0.90:1；Height and reactor of the 1 bottom mud discharging mouth 17 of anaerobic baffled reactor away from reactor bottom are always high
The ratio between degree is 0.15-0.25:1.
In a rectangular parallelepiped shape, the ratio between length is 1.25-1.85:1:1, bottom to 2 main body of microalgae photobiological reactor
Portion is arc-shaped, and the ratio between height and total reactor height between circular arc area minimum point and highest point are 0.10-0.15:1；It is described
The first diaphragm and the second diaphragm utilize the part inclination of microalgae photobiological inside reactor protrusion to fix, and inclined first is horizontal
Partition first end and the second diaphragm plate first end and side wall angle β are 80-85 °；The first diaphragm plate first end
And second the width ratio of diaphragm plate length and microalgae photobiological reactor 2 be 0.80-0.90:1.
Second sample tap is arranged between the first diaphragm and the second diaphragm, and 4 are arranged altogether.
A kind of process of deflector type domestic sewage processing system processing sanitary sewage is as follows: being first seeded to anaerobic sludge often
In a reaction chamber 9, the sludge volume of filling accounts for the 10-40% of 9 total volume of reaction chamber, while into microalgae photobiological reactor 2
It is inoculated with chlorella, volume inoculum concentration is 1:20-40；Again by containing substances such as organic matter, nitrogen, phosphorus sanitary sewage (COD480mg/L,
Ammonia nitrogen 45mg/L, total phosphorus 5.3mg/L) enter in anaerobic baffled reactor 1 through pipeline from waste water inlet, the area Xian Jingjiangliu 11
It flow to up-flow area 12 to flow up and down, passes sequentially through each reaction chamber 9, the organic matter matrix in waste water with microorganism by contacting
And it is removed.Reaction generate gas make the germs collect in reactor makees in each reaction chamber 9 up and down expand with
Precipitating operation, makes low water velocities in reactor, is obviously improved treatment effeciency.Meanwhile partition 10 is bent in each reaction chamber 9
Microorganism in reaction chamber can be stopped to be lost, do not generated while improving settling property, and keep microorganism without sort run dead
Angle.The biogas that each reaction chamber 9 generates mainly passes through exhaust outlet 12 and collects into air collector 15.It is anti-by anaerobic baffle plate
Answering device 1 treated waste water outflow, then through wastewater outlet 6, it is that reactor carries out water that a part, which flows into heating chamber, to surge chamber
Bath heating, a part are flowed into microalgae photobiological reactor 2 by the second water inlet 18 by pipeline and carry out advanced treating.Into
The waste water of microalgae photobiological reactor 2 slowly rises to tilted-putted first diaphragm plate 24 the firstly the need of by plug-flow effect
Two ends fall by gravity in 24 the second end of the first diaphragm plate, flow to the second diaphragm plate, successively by multiple plug-flow and again
Power effect reaches reactor bottom.Waste water is constantly disturbed in above process, increases dirty Organic substance in water, nitrogen, phosphorus etc.
The contact area of substance and microorganism, the microalgae in reactor promote own growth using nutriment, effectively promote processing effect
Rate and rate.Added by feed opening 20 inorganic carbon source (the inorganic carbon source includes carbonate or bicarbonate, carbon source and
Microalgae adds simultaneously, and dosage is 60-80g/L) enough carbon dioxide can be provided for micro algae growth, and generated oxygen
It is discharged by reactor head gas outlet 19.A large amount of microalgaes are mixed through treated the waste water of microalgae photobiological reactor 2 to converge
Gather to reactor curved bottom, waste water is discharged by discharge outlet 21, and the microalgae for being deposited in circular arc-shaped bottom portion is recycled by microalgae
Discharge port 22 is collected, is utilized.The waste water of inoculation is domestic sewage in rural areas, is primarily upon these three indexs of COD, ammonia nitrogen and total phosphorus,
Through handling to the removal rate of three respectively up to 85.2%, 92% and 82.7%.The harvesting biomass of microalgae is about 0.20g/d.
Claims (10)
1. a kind of deflector type domestic sewage processing system, it is characterised in that the system comprises anaerobic baffled reactors and microalgae
Bioreactor；The anaerobic baffled reactor is by the reaction chamber for sewage treatment and the use being wrapped in around reaction chamber
It is formed in the heating chamber of heating water bath, the reaction chamber upper end is equipped with waste water inlet and wastewater outlet；The heating chamber is inside
Equipped with heating component and cavity that one end is connected to wastewater outlet；The reaction chamber by several be fixed on reaction chamber bottom and with
There are the vertical clapboards in gap to be divided into several compartments at the top of reaction chamber, wherein the compartment being connected to wastewater outlet is surge chamber,
Remaining compartment is reaction chamber, and each reaction chamber is fixed at the top of reaction chamber by one piece and there are under gap with reaction chamber bottom
End bending partition is separated into the area Jiang Liu and up-flow area；It is provided with exhaust outlet at the top of each reaction chamber, each exhaust outlet passes through pipeline
It is connected through gas flowmeter with air collector after connection；Sealable first sampling is respectively set in each reaction chamber top and bottom
Mouth and sealable mud discharging mouth；
The microalgae photobiological reactor is that upper end is equipped with the second water inlet, and is equipped with gas outlet and feed opening, bottom at top
Equipped with discharge outlet and microalgae recovery port, side is equipped with several second sample taps；If the microalgae photobiological inside reactor is equipped with
Dry first diaphragm plate and several second diaphragm plates, wherein the first diaphragm and the second diaphragm are staggered, the first diaphragm plate the
Where one end is fixed on the second water inlet on side wall, there are confessions for the first diaphragm plate the second end and the second water inlet opposing sidewalls
The gap that water passes through；Second diaphragm plate first end is fixed in the second water inlet opposing sidewalls, the second end of the second diaphragm plate
There are the gaps that water supply passes through for side wall where portion and the second water inlet；The of the second end of first diaphragm plate and the second diaphragm plate
Two ends are tilted along microalgae photobiological reactor axially upwards；The water that second water inlet flows into first climbs up the first diaphragm plate, so
After be deposited to the second diaphragm plate, be successively deflected into reactor bottom；The wastewater outlet of the anaerobic baffle plate reaction chamber passes through
Pipeline is connected to the second water inlet of microalgae photobiological reactor.
2. deflector type domestic sewage processing system as described in claim 1, it is characterised in that it is described be connected to wastewater outlet every
Room is inverted-triangular surge chamber.
3. deflector type domestic sewage processing system as described in claim 1, it is characterised in that the anaerobic baffle plate reaction chamber
It is cuboid, total the ratio between the length of each reaction chamber is 1.5-2.5:1:1.
4. deflector type domestic sewage processing system as claimed in claim 3, it is characterised in that the anaerobic baffle plate reaction chamber
Equipped with 4 pieces of vertical clapboards.
5. deflector type domestic sewage processing system as described in claim 1, it is characterised in that the lower ends bent partition is along water flow
Direction bending, and the vertical angle between lower ends bent part in upper end is 120-150 °, the height of the bending partition with react
The ratio between chamber height is 0.70-0.90:1.
6. deflector type domestic sewage processing system as described in claim 1, it is characterised in that the area each reaction chamber Zhong Jiangliu
Volume ratio with up-flow area is 1:2.5-3.5.
7. deflector type domestic sewage processing system as described in claim 1, it is characterised in that first sample tap is away from reaction chamber
The ratio between height and reaction chamber height of bottom are 0.70-0.90:1；Height of the mud discharging mouth away from reaction chamber bottom and reaction chamber height
The ratio between be 0.15-0.25:1.
8. deflector type domestic sewage processing system as described in claim 1, it is characterised in that the microalgae photobiological reactor is
Top in a rectangular parallelepiped shape, the ratio between length be 1.25-1.85:1:1, bottom be arc-shaped chamber, circular arc area minimum point with
The ratio between height and total reactor height between highest point are 0.10-0.15:1.
9. deflector type domestic sewage processing system as described in claim 1, it is characterised in that the first diaphragm plate first end
And second diaphragm plate first end and side wall angle β be 80-85 °；The first diaphragm plate first end and the second diaphragm plate
The width ratio of length and microalgae photobiological reactor is 0.80-0.90:1.
10. deflector type domestic sewage processing system as described in claim 1, it is characterised in that second sample tap setting is the
Between one diaphragm plate and the second diaphragm plate, 4 are arranged altogether.
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