WO2010125662A1 - 微生物処理に優れた緩速濾過装置 - Google Patents
微生物処理に優れた緩速濾過装置 Download PDFInfo
- Publication number
- WO2010125662A1 WO2010125662A1 PCT/JP2009/058446 JP2009058446W WO2010125662A1 WO 2010125662 A1 WO2010125662 A1 WO 2010125662A1 JP 2009058446 W JP2009058446 W JP 2009058446W WO 2010125662 A1 WO2010125662 A1 WO 2010125662A1
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- WIPO (PCT)
- Prior art keywords
- filtration
- net
- sand layer
- raw water
- rail
- Prior art date
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- 238000001914 filtration Methods 0.000 title claims abstract description 91
- 244000005700 microbiome Species 0.000 title claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 76
- 239000004576 sand Substances 0.000 claims abstract description 75
- 241000195493 Cryptophyta Species 0.000 claims abstract description 37
- 230000012010 growth Effects 0.000 claims abstract description 11
- 230000001678 irradiating effect Effects 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 71
- 239000010802 sludge Substances 0.000 claims description 18
- 239000002344 surface layer Substances 0.000 claims description 13
- 238000005273 aeration Methods 0.000 claims description 11
- 230000000813 microbial effect Effects 0.000 claims description 11
- 239000000706 filtrate Substances 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 6
- 230000005791 algae growth Effects 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- 238000009395 breeding Methods 0.000 claims description 2
- 230000001488 breeding effect Effects 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000000746 purification Methods 0.000 description 20
- 230000000644 propagated effect Effects 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000000356 contaminant Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000003651 drinking water Substances 0.000 description 3
- 235000020188 drinking water Nutrition 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 229910021532 Calcite Inorganic materials 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 235000013361 beverage Nutrition 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000223935 Cryptosporidium Species 0.000 description 1
- 241000224466 Giardia Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
Definitions
- the present invention relates to a slow filtration apparatus excellent in microbial treatment, and in particular, a microorganism is grown and propagated in a short time after a new apparatus is assembled, and water collected from a river or underground (hereinafter referred to as “raw water”) is used as a beverage.
- raw water water collected from a river or underground
- the present invention relates to a device that can be treated with water or the like.
- a slow filtration method and a rapid filtration method are known as methods for generating drinking water from raw water.
- the slow filtration method is a method of purifying raw water by filtering microorganisms with a filtration sand layer and filtering contaminants, although the treatment speed is slower than the rapid filtration method that uses chemicals such as chlorine. It is excellent for beverages in that it has a low chemical odor (Patent Document 1, Patent Document 2, Patent Document 3, Patent Document 4, and Patent Document 5).
- the present invention has an object to provide a slow filtration device capable of growing and breeding microorganisms in a short time when the device is newly installed and quickly purifying raw water. To do.
- the slow filtration apparatus excellent in microbial treatment according to the present invention is provided in a filtration tank, and is provided with a filtered sand layer for filtering raw materials while microbially treating the raw water, and is provided above the filtered sand layer and accepts raw water.
- a slow filtration apparatus provided with a raw water supply unit for supplying raw water to the filtered sand layer and an outlet port for taking out filtered water provided below the filtered sand layer, the filtered sand layer above the filtered sand layer in the filtration tank
- an algae growing lamp that promotes the growth and propagation of the algae by irradiating the algae with light.
- One of the features of the present invention is that a net is provided above the filter sand layer, the net is maintained at a predetermined temperature by a heater, and algae grows by irradiating light similar to sunlight from above the net by an algal growth lamp. It is promoted and the algae are generated, settled and propagated on the net.
- an algae growing lamp is provided to irradiate light, specifically, light having characteristics similar to sunlight. This promotes the growth and reproduction of algae, and the gap between the algae and the net and the surface layer of the lower filtration sand layer becomes a place where microorganisms live, and the raw water is efficiently treated with microorganisms.
- the raw water from which the foreign matter is entangled and separated from the algae is sent to the lower filtration sand layer, and the foreign matter is separated by the filtration sand layer, and microbial treatment is performed by the microbial film formed in the filtration sand layer.
- an artificial solar illumination lamp having an irradiation wavelength range of 300 nm to 780 nm can be used.
- the algae growing lamp may be lit at regular intervals, but lighting control equipment is required, resulting in high costs, so it is preferable that the algae growing lamp be lit continuously for 24 hours.
- a heater is provided directly under the net (for example, the surface layer of the filter sand layer) to maintain the surface layer at a certain temperature, for example, 20 ° C to 30 ° C, so that microorganisms can be stably grown and propagated. Can do.
- the heating heater may be heated by energizing at regular intervals, or may be continuously heated for 24 hours.
- a reverse washing nozzle provided at the bottom of the filtration tank and pumping back washing water toward the filtration sand layer to bring up excess sludge and filtered matter adhering to the filtration sand layer and the net, and surplus sludge and filtration
- the algae grows and propagates in the net in a short period of time by irradiation of the algae growth lamp, and microorganisms multiply.Aeration of the raw water promotes oxidation of iron dissolved in the raw water and removes odorous substances. Moreover, the activity of aerobic microorganisms is promoted by dissolved oxygen in the raw water, and organic substances, iron, manganese, and ammonia nitrogen can be removed efficiently.
- the aeration apparatus may be of a type that blows air, for example, but it is preferable to supply raw water blown with air in order to promote the dissolution of oxygen. That is, it is preferable to further include an aeration pipe that is attached to the filtration tank and aerates the raw water by blowing the raw water containing air into the raw water supply unit.
- the drive mechanism can adopt the following structure.
- the drive mechanism is provided with a rotation shaft extending vertically in the center of the filtration tank, and a plurality of suction nozzles are attached to the horizontal arm at intervals in the longitudinal direction.
- the base can be fixed and the rotation shaft can be rotated by a drive source.
- the drive mechanism is horizontally supported on the first rail so as to be slidable along the first rail.
- the first rail is provided horizontally above the filtration tank.
- a second rail extending in a direction orthogonal to the rail, and a drain pipe that is slidably supported on the second rail along the second rail and extends vertically downward and has a suction nozzle attached to the lower end. be able to.
- the net has a fine mesh. This is because if the mesh opening is too large, the network of the propagated algae becomes too large, and impurities pass through the mesh of the algae, and the raw water that goes to the filter sand layer increases without coming into contact with the microorganisms of the algae. On the other hand, if the opening is too small, clogging is likely to occur.
- the net preferably has an opening in the range of 0.053 mm to 0.283 mm.
- the material of the net is not particularly limited as long as it can support algae, but considering the influence on drinking water, it is preferable to adopt a stainless steel, for example, a wire mesh made of SUS305.
- the structure of the filter sand layer can be a known one.
- a first fine baked sand layer having an average diameter of 0.08 mm to 0.3 mm
- a second fine sand layer having an average diameter of 0.4 mm to 1.8 mm provided on the lower side of the first fine baked sand layer
- the third fine sand layer is provided under the second fine sand layer, and can be composed of a third gravel layer and a calcite layer having an average diameter of 2 mm to 20 mm.
- the baked sand was used to remove organic impurities, germs, and other contaminants adhering to mountain sand, river sand, and sea sand in advance, and to clean the filtered sand layer better than the specified turbidity, 30 degrees. This is to obtain turbidity.
- FIG. 1 It is a schematic block diagram which shows the whole preferable embodiment of the slow filtration apparatus which concerns on this invention.
- algae is grown and propagated (a)
- microorganisms are settled and impurities are captured (b)
- excess sludge and filtrate are sucked (c).
- a slow filtration device 10 includes a bottomed cylindrical water purification container (filtration tank) 11, the upper surface opening of the purification container 11 is sealed by a lid 11 ⁇ / b> C, and a perforated plate (or net) is provided at the bottom of the water purification container 11.
- a filtered water space 11B is partitioned by 11A, and a discharge pipe 12 for extracting filtered water (drinking water) out of the system is connected to the tank wall facing the filtered water space 11B.
- a filtration sand layer 13 is provided above the partition plate (or net) 11A in the purification container 10 so that the raw water is treated with microorganisms and impurities are filtered.
- a particle size distribution as shown in FIG. For example, a first fine baked sand layer 13A having an average diameter of 0.08 mm to 0.3 mm and a second fine baked fire having an average diameter of 0.4 mm to 1.8 mm provided on the lower side of the first fine baked sand layer 13A.
- the sand layer 13B is provided on the lower side of the second fine burnt sand layer 13B, and includes a third gravel layer and a calcite layer 13C having an average diameter of 2 mm to 20 mm.
- the side surface of the filtration sand layer 13 may be in direct contact with the tank wall, or the side surface of the filtration sand layer 13 may be covered with a filter cloth, for example, a silk cloth.
- a raw water supply unit 14 is provided above the filtered sand layer 13.
- the raw water supply unit 14 receives the raw water and supplies the raw water toward the filtered sand layer 13.
- a net 15 used as a carrier for algae growth and propagation is provided immediately above the filtered sand layer 13 in the purification container 11 so as to cover the surface of the filtered sand layer 13, and the net 15 uses, for example, a stainless steel wire having a wire diameter of 0.051 mm. , 200 mesh, that is, a mesh of 0.076 mm mesh, the circumference of the net 15 is fixed to an annular frame 15A, and the frame 15A is held in close contact with the inner wall surface of the purification container 11.
- a cylindrical light set pole 17 is attached to the lid 11C of the purification container 11, and the bottom surface of the light set pole 17 is formed of a transparent material, for example, transparent glass.
- the algae growing lamp 16 is positioned above the net 15 in the purification container 11 and irradiates the algae in the net 15 with light to promote the growth and reproduction of the algae.
- a heat generating heater 18 with a sensor is embedded in the surface layer of the filtration sand layer 13 immediately below the net 15 so as to keep the surface layer of the filtration sand layer 13 and the net 15 at a constant temperature.
- a bearing 19A is attached to the center of the lid 11C of the purification container 11, a pipe-like rotary shaft 19 is attached to the bearing 19A so as to extend downward, and a transmission pulley 20 is fixed to the upper portion of the rotary shaft 19,
- the transmission pulley 20 is connected to a drive pulley 23 of a drive motor 22 by a belt 21, and the drive motor 22 is attached to the lid 11C of the purification container 11 by a mounting bracket 22A.
- a pipe-like horizontal arm 24 is connected and fixed to the lower end of the rotary shaft 19, the tip of the horizontal arm 24 is closed, and a plurality of suction nozzles 25 are spaced from the horizontal arm 24 and the horizontal arm 24 has an inner space. It is installed in communication with.
- the upper end of the rotating shaft 19 is closed, the upper end of the rotating shaft 19 is inserted into the insertion hole of the hermetic box 26 and secured by the retaining ring 26 ⁇ / b> A, and a sealing ring ( A discharge port 19B is formed in the rotary shaft 19 and communicates with the inside of the sealed box 26, and a discharge pipe (discharge passage) 27 is connected to the sealed box 26 and connected to the drain pipe 27.
- a pump 28 is connected in the middle.
- a flat backwash box 29 is disposed in the filtered water space 11B of the purification container 11 so as to substantially cover the bottom surface of the purification container 11, and the backwash nozzle 30 is located at the position of the lattice point in the backwash box 29.
- the reverse cleaning pipe 31 is connected to the reverse cleaning box 29, the tip of the reverse cleaning pipe 31 reaches the storage tank 32 for the reverse cleaning water, and a pump 33 is connected to the reverse cleaning pipe 31 in the middle. .
- an aeration pipe 34 is inserted and attached to the lid 11C of the purification container 11, a nozzle 34B is attached to the tip of the aeration pipe, an air pipe 34A is inserted into the aeration pipe 34, and the tip of the air pipe 34A.
- a pump is connected to the upstream end of the aeration pipe 34, the air from the air pipe 34A collides with the receiving portion of the nozzle 34B, and is mixed with the raw water circulating in the aeration pipe 34.
- the nozzle 34B is discharged from the hole.
- the slow filtration device 10 of this example When the slow filtration device 10 of this example is newly assembled and operated, raw water is supplied to the raw water supply unit 14 and stored, the algae growing lamp 16 is turned on, and the characteristics similar to sunlight are directed toward the net 15. Light is irradiated continuously for 24 hours. At the same time, the heater 18 is energized to keep the surface layer of the filter sand layer 13 and the net 15 at a constant temperature, for example, 20 ° C. to 30 ° C. Then, since the surface layer of the filter sand layer 13 and the net 15 are at a temperature suitable for the growth and propagation of algae contained in the raw water, the algae 40 adheres to the net 15 and grows and settles upon receiving light irradiation. And breed within a short time ((a) in FIG. 2).
- the microorganisms 41 can be settled by using the algae 40 as a residence and can be rapidly propagated, and the microorganisms also settle and propagate on the surface layer of the lower filtration sand layer 13 ((b) b in FIG. 2).
- the operation of the slow filtration device 10 is started.
- the operation is performed by supplying the raw water into the raw water supply unit 14 so that the raw water passes through the filtered sand layer 13 at a flow rate of about 5 to 15 m / hr, and taking out the filtered water from the extraction pipe 12.
- raw water containing air is supplied from the nozzle 34B of the aeration pipe 34, and oxygen is dissolved in the raw water.
- oxygen is dissolved in the raw water.
- the raw water is sent toward the filtered sand layer 13
- relatively large contaminants such as garbage, insects and eggs contained in the raw water are entangled with the algae 40 of the net 15 and removed.
- the microorganisms that have settled in the algae 41 decompose organic impurities in the raw water, but when the raw water is aerated as described above, oxidation of iron dissolved in the raw water is promoted and odorous substances are removed.
- the activity of aerobic microorganisms is promoted by dissolved oxygen in the raw water, and organic substances, iron, manganese, and ammonia nitrogen can be removed efficiently.
- the raw water thus purified to some extent is sent to the filtration sand layer 13 and filtered by the filtration sand layer 13 and treated by the microorganisms of the filtration sand layer 13.
- the microorganisms of the filtration sand layer 13 For example, not only relatively small contaminants and organic sludge but also Cryptosporidium, Cross-polars, protozoa such as Giardia are also removed, and filtered water is taken out of the system from the bottom of the purification container 11 and the extraction pipe 12.
- the environment for the growth of the algae 40 is prepared, so that a large amount of dead algae, excess sludge, filtered contaminants (filtered matter), etc. are deposited on the surface of the net 15 and the filtration sand layer 13. However, clogging occurs, and the purification rate of the raw water becomes slow.
- the pump 33 is operated, and the backwash water is pumped from the backwash nozzle 30 toward the filtered sand layer 13. Then, the reverse washing water flows out from the surface of the filtered sand layer 13 through the filtered sand layer 13, and the surplus sludge and filtered matter adhering to the surface layer of the filtered sand layer 13 and the net 15 are springed up.
- the horizontal arm 24 is swung around the rotary shaft 19 and the pump 28 is operated. As shown in FIG. 2 (c) and FIG. Then, when the liquid is sucked and discharged out of the system through the horizontal arm 24, the rotary shaft 19, the sealed box 26 and the discharge pipe 27, the surface layer of the net 15 and the filter sand layer 13 can be washed and regenerated.
- the cleaning and regeneration of the net 15 and the filter sand layer 13 may be performed by an operator with visual confirmation or periodically (automatically).
- the filter function of algae and microorganisms is provided before the microorganism treatment and the filtration of contaminants in the filter sand layer 13, the raw water can be efficiently purified over a long period of time, and consumables are generated. There is no need for maintenance, and an inexpensive slow filtration device is obtained as a result.
- FIG. 6 shows a second embodiment.
- the purification container (filter tank) 11 ′ has a rectangular box shape, columns 50 are fixed to both sides of the purification container 11 ′, a first rail 51 is spanned between the upper ends of the columns 50, and the first A second rail 52 is slidably supported on the rail 51 along the longitudinal direction of the first rail 51.
- the second rail 52 extends in a direction perpendicular to the first rail 51, the base 53 of the discharge pipe 54 is slidably supported along the second rail 52, and the discharge pipe 54 extends vertically downward.
- the suction nozzle 25 is connected to the lower end thereof, and the discharge hose 55 is connected to the base portion 53 so as to be sucked by a pump (not shown).
- the base 52A of the second rail 52 and the base 53 of the discharge pipe 54 incorporate a drive mechanism including a drive motor.
- the second rail 52 is slid along the first rail 51, and the discharge pipe 54 is moved to the second rail. It slides along 52, and the excess sludge and filtrate which springed up from the surface layer of the filter sand layer 13 and the net
- the purification container 11 ′ has a rectangular box shape and discharges excess field sludge and the like by the first and second rails 51 and 52 and the discharge pipe 54.
- the growth lamp, the reverse cleaning box, and the reverse cleaning nozzle are not shown, but are provided in the same manner as in the first embodiment.
- operation can be started in a short time when newly assembled, raw water can be purified efficiently over a long period, a maintenance-free and inexpensive slow filtration device can be provided, and its practical value is high.
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
Description
11 浄化容器(濾過槽)
11C 蓋
12 取出し口部
13 濾過砂層
14 原水供給部
15 ネット
16 藻類育成ランプ
18 発熱ヒータ
19 回転軸
22 駆動モータ
24 水平アーム
25 吸引ノズル
26 密閉ボックス
27 排出パイプ
28 ポンプ
30 逆洗浄ノズル
51 第1レール
52 第2レール
54 排出パイプ
Claims (7)
- 濾過槽内に設けられ、原水を微生物処理するとともに夾雑物を濾過する濾過砂層と、該濾過砂層の上方に設けられ、原水を受入れて濾過砂層に原水を供給する原水供給部と、上記濾過砂層の下方に設けられ、濾過済み水を取り出す取出し口部とを備えた緩速濾過装置において、
上記濾過槽(11)内の濾過砂層(13)上方に濾過砂層(13)を覆って設けられ、藻類育成繁殖の担体となるネット(15)と、
該ネット(15)直下に設けられ、上記ネット(15)を所定の温度に保持する発熱ヒータ(18)と、
上記濾過槽(11)内のネット(15)上方に設けられ、上記ネット(15)に光を照射して藻類の生育繁殖を促進する藻類育成ランプ(16)と、
を備えたことを特徴とする微生物処理に優れた緩速濾過装置。 - 上記濾過槽(11)に取付けられ、上記原水供給部にエアーを含有する原水を吹き込むことによって原水を曝気する曝気パイプ(34)を更に備えた請求項1記載の微生物処理に優れた緩速濾過装置。
- [規則91に基づく訂正 18.06.2009]
上記濾過槽(11)の底部に設けられ、上記濾過砂層(13)に向けて逆洗浄水を圧送して濾過砂層(13)及びネット(15)に付着した余剰汚泥及び濾過物を湧き上がらせる逆洗浄ノズル(30)と、
上記湧き上がった余剰汚泥及び濾過物を複数の吸引ノズル(25)で吸引して排出通路(19,24,26,27)から排出する汚泥排出装置と、
上記吸引ノズル(25)を上記ネット(15)の直上方にて上記ネット(15)の表面に沿って移動させる駆動機構と、
を更に備えた請求項1記載の微生物処理に優れた緩速濾過装置。 - 上記濾過槽(11)は円筒状をなし、上記駆動機構は、上記濾過槽(11)の中央に回転軸(19)を垂直に延びて設ける一方、上記複数の吸引ノズル(25)を水平アーム(24)に長手方向に間隔をあけて取付け、上記回転軸(19)に水平アーム(24)の基部を固定し、駆動源(22)によって上記回転軸(19)を回転させるように構成されている請求項2記載の微生物処理に優れた緩速濾過装置。
- 上記濾過槽(11')は四角形函状をなし、上記駆動機構は、上記濾過槽(11') の上方に水平に設けられた第1レール(51)と、該第1レール(51)に該1レール(51)に沿ってスライド自在に水平に支持され上記第1レール(51)と直交する方向に延びる第2レール(52)と、該第2レール(52)に該第2レール(52)に沿ってスライド自在に支持され垂直下方に延設され下端に吸引ノズル(25)が取付けられた排水パイプ(54)とから構成されている請求項2記載の微生物処理に優れた緩速濾過装置。
- 上記ネット(15)は0.053mm~0.283mmの範囲内の目開きのステンレス鋼製の金網で製作されている請求項1記載の微生物処理に優れた緩速濾過装置。
- 上記濾過砂層(13)の表層は、平均径0.08mm~0.3mmの範囲内の微細焼砂によって構成されている請求項1記載の微生物処理に優れた緩速濾過装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/146,173 US20110278213A1 (en) | 2009-04-30 | 2009-04-30 | Slow filtration device having excellent ability to treat microorganisms |
PCT/JP2009/058446 WO2010125662A1 (ja) | 2009-04-30 | 2009-04-30 | 微生物処理に優れた緩速濾過装置 |
CN200980120581XA CN102317219A (zh) | 2009-04-30 | 2009-04-30 | 微生物处理能力优越的缓速过滤装置 |
JP2010500010A JPWO2010125662A1 (ja) | 2009-04-30 | 2009-04-30 | 微生物処理に優れた緩速濾過装置 |
Applications Claiming Priority (1)
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PCT/JP2009/058446 WO2010125662A1 (ja) | 2009-04-30 | 2009-04-30 | 微生物処理に優れた緩速濾過装置 |
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WO2010125662A1 true WO2010125662A1 (ja) | 2010-11-04 |
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PCT/JP2009/058446 WO2010125662A1 (ja) | 2009-04-30 | 2009-04-30 | 微生物処理に優れた緩速濾過装置 |
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US (1) | US20110278213A1 (ja) |
JP (1) | JPWO2010125662A1 (ja) |
CN (1) | CN102317219A (ja) |
WO (1) | WO2010125662A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013046930A1 (ja) * | 2011-09-30 | 2013-04-04 | 日立造船株式会社 | 海水の浸透ろ過方法及び浸透取水ユニット |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108483825A (zh) * | 2018-06-13 | 2018-09-04 | 孟祥林 | 一种抽屉式观赏水净化方法 |
CN110823671A (zh) * | 2019-12-03 | 2020-02-21 | 北京市环境保护科学研究院 | 用于大型无脊椎底栖动物的分离装置 |
CN111515014B (zh) * | 2020-05-06 | 2022-01-14 | 江苏山宝集团有限公司 | 一种生态采砂装置 |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53105053A (en) * | 1977-02-25 | 1978-09-12 | Hitachi Ltd | Separation superfluous algae from net-like fixed bed |
JPS5518227A (en) * | 1978-07-24 | 1980-02-08 | Ebara Infilco Co Ltd | Waste water treating apparatus |
JPS6064695A (ja) * | 1983-07-09 | 1985-04-13 | Akira Minamihashi | 水浄化用ネット |
US5032261A (en) * | 1988-05-24 | 1991-07-16 | Dufresne-Henry, Inc. | Compact biofilter for drinking water treatment |
JPH03270793A (ja) * | 1990-03-20 | 1991-12-02 | Fumio Onuki | 河川、湖沼の汚濁水よりクラミドモナス属単細胞緑藻を利用して飲料水を得る方法 |
JPH1128498A (ja) * | 1997-07-11 | 1999-02-02 | Mitsubishi Heavy Ind Ltd | 水の浄化装置 |
JP2001025611A (ja) * | 1999-05-11 | 2001-01-30 | Kaihatsu Kogyo:Kk | 緩速濾過装置および緩速濾過方法 |
JP2004066217A (ja) * | 2002-06-14 | 2004-03-04 | Tadayoshi Nagaoka | 水処理装置および水処理方法 |
WO2004035484A1 (ja) * | 2002-10-15 | 2004-04-29 | Yamaha Hatsudoki Kabushiki Kaisha | 可搬型小規模浄水供給システム |
JP2005185925A (ja) * | 2003-12-25 | 2005-07-14 | 昭彦 ▲吉▼田 | 高濃度有機性廃液の処理方法と循環処理方法並びにその装置 |
JP2005211804A (ja) * | 2004-01-30 | 2005-08-11 | Kaihatsu Kogyo:Kk | 逆洗付き2段細砂ろ過装置及びその方法 |
JP2005288417A (ja) * | 2004-04-05 | 2005-10-20 | Japan Organo Co Ltd | 生物ろ過装置 |
JP2008207154A (ja) * | 2007-02-28 | 2008-09-11 | Livestock Industry's Environmental Improvement Organization | 消化液処理方法及びその装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US681884A (en) * | 1900-12-18 | 1901-09-03 | Cleophas Monjeau | Purifying water. |
US3547816A (en) * | 1967-12-01 | 1970-12-15 | Kurita Water Ind Ltd | Method and apparatus for waste water purification |
US3768200A (en) * | 1971-07-16 | 1973-10-30 | Research Corp | Apparatus for the production of algae including a filtering medium |
US4600694A (en) * | 1985-05-24 | 1986-07-15 | Clyde Robert A | Apparatus for harvesting cells |
FR2626869B1 (fr) * | 1988-02-08 | 1992-06-12 | Jaubert Jean | Procede de purification biologique des eaux contenant des matieres organiques et produits derives, utilisant la diffusion et l'action de micro-organismes aerobies et anaerobies et dispositif pour la mise en oeuvre |
US5232585A (en) * | 1991-04-22 | 1993-08-03 | Infilco Degremont Inc. | Denitrification system |
US5647983A (en) * | 1995-11-03 | 1997-07-15 | Limcaco; Christopher A. | Aquarium system |
US6837991B1 (en) * | 2002-05-14 | 2005-01-04 | Joe Norris | Algae scrubber filtration system |
US7776211B2 (en) * | 2006-09-18 | 2010-08-17 | Algaewheel, Inc. | System and method for biological wastewater treatment and for using the byproduct thereof |
WO2008152700A1 (ja) * | 2007-06-13 | 2008-12-18 | Toyofumi Miyazaki | 超微細粒焼砂生物濾過装置 |
-
2009
- 2009-04-30 JP JP2010500010A patent/JPWO2010125662A1/ja active Pending
- 2009-04-30 WO PCT/JP2009/058446 patent/WO2010125662A1/ja active Application Filing
- 2009-04-30 CN CN200980120581XA patent/CN102317219A/zh active Pending
- 2009-04-30 US US13/146,173 patent/US20110278213A1/en not_active Abandoned
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53105053A (en) * | 1977-02-25 | 1978-09-12 | Hitachi Ltd | Separation superfluous algae from net-like fixed bed |
JPS5518227A (en) * | 1978-07-24 | 1980-02-08 | Ebara Infilco Co Ltd | Waste water treating apparatus |
JPS6064695A (ja) * | 1983-07-09 | 1985-04-13 | Akira Minamihashi | 水浄化用ネット |
US5032261A (en) * | 1988-05-24 | 1991-07-16 | Dufresne-Henry, Inc. | Compact biofilter for drinking water treatment |
JPH03270793A (ja) * | 1990-03-20 | 1991-12-02 | Fumio Onuki | 河川、湖沼の汚濁水よりクラミドモナス属単細胞緑藻を利用して飲料水を得る方法 |
JPH1128498A (ja) * | 1997-07-11 | 1999-02-02 | Mitsubishi Heavy Ind Ltd | 水の浄化装置 |
JP2001025611A (ja) * | 1999-05-11 | 2001-01-30 | Kaihatsu Kogyo:Kk | 緩速濾過装置および緩速濾過方法 |
JP2004066217A (ja) * | 2002-06-14 | 2004-03-04 | Tadayoshi Nagaoka | 水処理装置および水処理方法 |
WO2004035484A1 (ja) * | 2002-10-15 | 2004-04-29 | Yamaha Hatsudoki Kabushiki Kaisha | 可搬型小規模浄水供給システム |
JP2005185925A (ja) * | 2003-12-25 | 2005-07-14 | 昭彦 ▲吉▼田 | 高濃度有機性廃液の処理方法と循環処理方法並びにその装置 |
JP2005211804A (ja) * | 2004-01-30 | 2005-08-11 | Kaihatsu Kogyo:Kk | 逆洗付き2段細砂ろ過装置及びその方法 |
JP2005288417A (ja) * | 2004-04-05 | 2005-10-20 | Japan Organo Co Ltd | 生物ろ過装置 |
JP2008207154A (ja) * | 2007-02-28 | 2008-09-11 | Livestock Industry's Environmental Improvement Organization | 消化液処理方法及びその装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013046930A1 (ja) * | 2011-09-30 | 2013-04-04 | 日立造船株式会社 | 海水の浸透ろ過方法及び浸透取水ユニット |
JP2013075268A (ja) * | 2011-09-30 | 2013-04-25 | Hitachi Zosen Corp | 海水の浸透ろ過方法及び浸透取水ユニット |
CN103702731A (zh) * | 2011-09-30 | 2014-04-02 | 日立造船株式会社 | 海水渗透过滤方法及渗透取水单元 |
AU2012318208B2 (en) * | 2011-09-30 | 2015-08-06 | Hitachi Zosen Corporation | Seawater infiltration method and water infiltration intake unit |
Also Published As
Publication number | Publication date |
---|---|
JPWO2010125662A1 (ja) | 2012-10-25 |
US20110278213A1 (en) | 2011-11-17 |
CN102317219A (zh) | 2012-01-11 |
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