WO2017018294A1 - 紫外線発光ダイオードを用いた水処理用の紫外線照射装置、及び紫外線照射を利用した水処理方法 - Google Patents

紫外線発光ダイオードを用いた水処理用の紫外線照射装置、及び紫外線照射を利用した水処理方法 Download PDF

Info

Publication number
WO2017018294A1
WO2017018294A1 PCT/JP2016/071258 JP2016071258W WO2017018294A1 WO 2017018294 A1 WO2017018294 A1 WO 2017018294A1 JP 2016071258 W JP2016071258 W JP 2016071258W WO 2017018294 A1 WO2017018294 A1 WO 2017018294A1
Authority
WO
WIPO (PCT)
Prior art keywords
ultraviolet
light emitting
ultraviolet light
irradiation device
holes
Prior art date
Application number
PCT/JP2016/071258
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
倫也 板山
智朗 石川
一穂 萩原
浩二 鹿島田
倫子 五十嵐
建介 恩田
Original Assignee
水ｉｎｇ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 水ｉｎｇ株式会社 filed Critical 水ｉｎｇ株式会社
Priority to JP2017530807A priority Critical patent/JP6615893B2/ja
Priority to CN201680043981.5A priority patent/CN107922214A/zh
Publication of WO2017018294A1 publication Critical patent/WO2017018294A1/ja

Links

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
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light

Definitions

  • the present invention relates to an ultraviolet irradiation device for water treatment used in water purification plants, drinking water manufacturing factories and the like.
  • the present invention also relates to a water treatment method using ultraviolet irradiation.
  • UV-LED ultraviolet light emitting diode
  • Patent Document 1 discloses an ultraviolet sterilizer including a light emitting diode that irradiates a container along the longitudinal direction of the container.
  • Patent Document 2 discloses an apparatus that can reduce the existence probability of a photocatalyst that does not contribute to the purification of water without being irradiated with light by having a through hole.
  • Patent Document 3 discloses an annular wiper as a wiping mechanism for wiping the outer surface of an ultraviolet transmission tube.
  • Patent Document 4 discloses a cleaning device including a pair of wipers for cleaning both surfaces for cleaning the surface of an LED module and a pair of upper and lower arms to which upper and lower ends thereof are respectively connected.
  • the flow rate of water flowing through the flow path is not uniform depending on the site, and it is difficult to uniformly irradiate the flowing water with ultraviolet rays. It has been proposed to circulate water when the irradiation amount is insufficient, but even with this method, it is difficult to irradiate uniformly, and there will be water that is over-irradiated and water that is less irradiated. Over-irradiation has a problem of adversely affecting water after treatment, such as generation of by-products due to ultraviolet rays.
  • Patent Document 2 irradiates ultraviolet rays only from above, there is a problem that the apparatus becomes large because the irradiation area is increased in a plane in order to increase the irradiation amount. Since the purification body accommodated in the water storage container is almost the same size as the water storage container, it is necessary to irradiate the entire surface of the purification body with ultraviolet light, and the number of LED elements increases more than necessary, increasing the power consumption. The efficiency of the LED element is low and the efficiency is low, and it is difficult to efficiently irradiate ultraviolet rays.
  • Patent Documents 3 and 4 describe a wiper that wipes the surface of an ultraviolet ray transmissive tube or an LED module of an ultraviolet irradiation device.
  • a wiper holder, a lifting mechanism, a slide mechanism, and a pair of upper and lower arm mechanisms are described. Therefore, there has been a demand for a wiping device having a simpler structure and a more complicated structure.
  • the present invention has been made in view of the above-described conventional problems, and an object of the present invention is to irradiate ultraviolet light efficiently and evenly to inflow water using an ultraviolet light emitting diode (UV-LED). Therefore, it is an object of the present invention to provide an ultraviolet irradiation device that can be miniaturized. Moreover, an object of this invention is to provide the water treatment method using such an ultraviolet irradiation device.
  • UV-LED ultraviolet light emitting diode
  • one embodiment of the present invention provides an inflow port through which raw water flows in, an outflow port through which treated water flows out, and a flow path that communicates with the inflow port and the outflow port.
  • a path structure a porous member having a plurality of through holes installed so as to close the flow path, and a plurality of ultraviolet light emitting diodes that irradiate ultraviolet rays toward the plurality of through holes. It is the ultraviolet irradiation device characterized.
  • the plurality of ultraviolet light emitting diodes are arranged at positions corresponding to or near the plurality of through holes, respectively.
  • a preferred embodiment of the present invention is characterized in that two or more ultraviolet light emitting diodes are disposed per one through hole.
  • a plurality of the inlets are provided around the flow path.
  • the plurality of ultraviolet light emitting diodes are arranged on both sides of the porous member.
  • the flow channel structure is divided into an inflow side portion and an outflow side portion.
  • the plurality of ultraviolet light emitting diodes irradiate ultraviolet rays through a protective plate toward the plurality of through holes
  • the protective plate includes a plurality of glass plates having a convex lens shape.
  • the plurality of glass plates are the same as the plurality of through holes.
  • a wiper that rotates on the surface of the protective plate is further provided.
  • a wiper rotating on the surface of the porous member is further provided.
  • a porous member having a plurality of through holes installed so as to close a flow path through which raw water flows, a plurality of ultraviolet light emitting diodes that irradiate ultraviolet rays toward the plurality of through holes, The ultraviolet light emitting diodes are arranged at positions corresponding to the plurality of through holes or in the vicinity thereof, respectively.
  • the raw water is passed through the plurality of through holes of the porous member installed so as to block the flow path through which the raw water flows, and ultraviolet rays are irradiated toward the plurality of through holes by the ultraviolet light emitting diode.
  • a water treatment method characterized by sterilizing raw water.
  • Another aspect of the present invention includes an inflow port through which raw water flows in, an outflow port through which treated water flows out, a flow channel structure having a flow channel communicating with the inflow port and the outflow port, and the flow channel
  • An ultraviolet irradiating apparatus comprising: a through hole member that has a through hole through which raw water passes; and an ultraviolet light emitting diode that irradiates ultraviolet light toward the through hole.
  • the raw water is passed through the through-hole of the through-hole member installed so as to close the flow path through which the raw water flows, and ultraviolet rays are irradiated toward the through-hole by the ultraviolet light-emitting diode, It is a water treatment method characterized by sterilizing.
  • the ultraviolet irradiation apparatus using the ultraviolet light emitting diode (UV-LED) according to the present invention as a light source and the water treatment method using the apparatus have the following effects. 1.
  • the raw water (treated water) can be irradiated with ultraviolet rays efficiently, uniformly and reliably. 2.
  • UV-LED ultraviolet light emitting diode
  • the apparatus can be miniaturized. 3. Since the raw water is not irradiated with ultraviolet rays and uneven irradiation, the raw water sterilization is improved.
  • FIG. 2 is a sectional view taken along line AA in FIG. 1.
  • FIG. 2 is a sectional view taken along line BB in FIG. It is a figure which shows a mode that an ultraviolet-ray is irradiated to the flow of raw
  • FIG. 12 is a sectional view taken along the line CC of FIG. 11. It is a figure which shows embodiment by which a flow-path structure is divided
  • a first feature of a water treatment ultraviolet irradiation device using an ultraviolet light emitting diode (UV-LED) and a method thereof according to an embodiment of the present invention is to block a flow path in a water passage of raw water (treated water).
  • the raw water is passed through a large number of through holes of a size matching the directivity of ultraviolet rays formed in the porous member provided in the porous member, toward each through hole through which the raw water is passed, or around the through holes.
  • Each is to irradiate ultraviolet rays.
  • the second feature is that a flow channel structure having an inlet through which raw water flows in, an outlet through which treated water flows out, and a UV-LED that irradiates ultraviolet rays toward the flow channel structure are arranged.
  • an ultraviolet irradiation apparatus for water treatment includes a flow channel structure 1 having an inlet 1A and an outlet 1B, and two channels 2 formed inside the channel structure 1. And a porous member 5 to be divided.
  • the flow channel structure 1 has a cylindrical shape, and the flow channel 2 formed in the inside thereof communicates with the inflow port 1A and the outflow port 1B.
  • the porous member 5 completely blocks the flow path 2, and the flow path 2 is partitioned by the porous member 5 into the inflow side flow path 2 ⁇ / b> A and the outflow side flow path 2 ⁇ / b> B.
  • Raw water (treated water) flows into the inflow side channel 2A through the inflow port 1A, flows into the outflow side channel 2B through the plurality of through holes 6 of the porous member 5, and further through the outflow port 1B to the outside. leak.
  • the LED units 7 are arranged on the inflow side and the outflow side with a gap so as to sandwich the porous member 5 and the flow path 2.
  • Each LED unit 7 has a configuration in which a plurality of ultraviolet light emitting diodes (UV-LEDs) 8 are installed on an irradiation plate 12 and a protective plate 15 is provided on the front side of the ultraviolet light emitting diodes 8.
  • Each ultraviolet light emitting diode 8 is connected to a power source 19, and electric power for emitting ultraviolet rays is supplied from the power source 19 to each ultraviolet light emitting diode 8.
  • the ultraviolet light emitting diode 8 can be either a bullet type or a surface mount type.
  • the ultraviolet light emitting diode 8 is disposed in a sealed space formed between the irradiation plate 12 and the protection plate 15.
  • the protective plate 15 faces the flow channel 2 in the flow channel structure 1, and the raw water flowing through the flow channel 2 contacts the protective plate 15, but contact with the ultraviolet light emitting diode 8 of the raw water is blocked by the protective plate 15.
  • the ultraviolet light emitting diode 8 is arranged facing the flow path 2 in the flow path structure 1, and irradiates the raw water flowing through the flow path 2 with ultraviolet rays through the protection plate 15.
  • the porous member 5 is a circular perforated plate in the illustrated example, and is provided with a plurality of through holes 6 aligned. The entire outer peripheral edge of the porous member 5 is connected to the inner peripheral surface of the flow path structure 1 so that raw water cannot pass through other than the through holes 6.
  • these through holes 6 have the same shape and the same size, but may have different shapes and / or sizes.
  • the diameter is preferably 10 mm to 80 mm.
  • the thickness of the porous member 5 is about 2 mm to 200 mm, and is formed according to the size of the flow path structure 1, but is not limited to the illustrated plate shape.
  • the porous member 5 is made of metal or quartz glass.
  • the porous member 5 can be irradiated with reflected ultraviolet rays by making it a mirror surface, and can be irradiated with transmitted ultraviolet rays by using quartz glass.
  • the irradiation plate 12 is for arranging a plurality of ultraviolet light emitting diodes 8 in an array, and the distance between the irradiation plate 12 and the porous member 5 is preferably 10 mm to 100 mm.
  • the protective plate 15 is for protecting the ultraviolet light emitting diode 8 from raw water while allowing the ultraviolet light emitted by the ultraviolet light emitting diode 8 to pass therethrough.
  • the protection plate 15 includes a transparent glass plate 16 that transmits ultraviolet rays and a support plate 17 that supports the glass plate 16.
  • the entire protection plate 15 may be composed of the glass plate 16.
  • the glass plate 16 is attached to the support plate 17 via a sealing material 21 such as packing, and the gap between the glass plate 16 and the support plate 17 is sealed by the sealing material 21. Has been.
  • the glass plate 16 may have a shape of a flat lens, a concave lens, or a convex lens so as to obtain an optimal irradiation angle and directivity characteristics with respect to the through-hole 6. .
  • the ultraviolet light emitting diode 8 is disposed on the back side of the glass plate 16 and irradiates the raw water with ultraviolet rays through the glass plate 16.
  • omits the protection board 15 is also possible.
  • 2 and 3 show an embodiment in which the glass plate 16 is incorporated in the protective plate 15, a lens may be provided separately from the glass plate 16.
  • the glass plate 16 has a convex lens shape, and the convex position is the same as the through hole 6 of the porous member 5.
  • the glass plate 16 of the protective plate 15 as a condensing lens, the diffused light is collected in the through-hole 6, the directivity is increased, and the irradiation intensity to the raw water passing through the through-hole 6 is further improved. Can be made.
  • FIG. 4 is a cross-sectional view taken along line AA in FIG.
  • the glass plate 16 is disposed on the front side of the plurality of ultraviolet light emitting diodes 8.
  • FIG. 5 is a cross-sectional view taken along line BB in FIG.
  • the ultraviolet light-emitting diode 8 is disposed at a position corresponding to the position of the through hole 6 of the porous member 5. That is, each of the ultraviolet light emitting diodes 8 faces the through hole 6 and is disposed so as to irradiate the raw water passing through the through hole 6 with ultraviolet rays.
  • the ultraviolet light emitting diode 8 is located at a corresponding position of each of the plurality of through holes, or a position in the vicinity thereof, that is, an outer peripheral position of the through hole 6 slightly shifted from the opposed position of the through hole 6. These may be arranged so that the peripheries of the through holes 6 face each other, and the raw water passing through the through holes 6 may be irradiated with ultraviolet rays. This is because, when the necessary irradiation amount of ultraviolet rays is large, the amount of water is small, and the through holes 6 are large, the raw water may not flow uniformly into each through hole 6, and as a countermeasure, the raw water flow is made uniform. Therefore, it is possible to effectively secure the irradiation amount by arranging the ultraviolet light emitting diode 8 around the through hole 6 as a small through hole 6.
  • FIG. 6 is a diagram showing a flow of raw water and a state in which the raw water flowing through the through hole 6 is irradiated with ultraviolet rays.
  • the raw water flows from the inflow port 1 ⁇ / b> A into the inflow side flow channel 2 ⁇ / b> A, and flows through the through hole 6 to the outflow side flow channel 2 ⁇ / b> B.
  • the raw water when passing through the through-hole 6 is irradiated with ultraviolet rays, whereby the raw water is sterilized.
  • the treated water is discharged from the outflow side channel 2B to the outside through the outflow port 1B.
  • the porous member 5 Since the porous member 5 is installed so as to completely block the flow path 2, the raw water always passes through the through hole 6 of the porous member 5.
  • the raw water is rectified by the porous member 5 and can be made into a uniform flow with little short-circuit flow and stagnation.
  • the ultraviolet light emitting diodes 8 are arranged at the same positions as the through holes 6 of the porous member 5, the ultraviolet rays are irradiated toward the through holes 6 of the porous member 5 so that the water passing through the through holes 6 is evenly distributed. Ultraviolet rays can be reliably irradiated.
  • the ultraviolet light emitting diodes 8 are arranged corresponding to the respective through holes 6, the irradiation amount can be ensured even when the flow rate of the raw water passing through the through holes 6 is high.
  • the ultraviolet light emitting diodes 8 need only be arranged corresponding to the through holes 6, the total number of the ultraviolet light emitting diodes 8 can be reduced as compared with the prior art.
  • the ultraviolet light emitting diode 8 Since the energy efficiency of the ultraviolet light emitting diode 8 is lowered in a high temperature environment, it is important to dissipate heat generated from the ultraviolet light emitting diode 8. If the ultraviolet light-emitting diodes 8 are closely arranged, the ultraviolet irradiation device can be miniaturized, but the heat dissipation is inferior. In the present embodiment, since the ultraviolet light emitting diodes 8 need only be arranged corresponding to the through holes 6 of the porous member 5, the ultraviolet light emitting diodes 8 can be arranged apart from each other to improve heat dissipation. Therefore, the ultraviolet light emitting diode 8 can efficiently and uniformly irradiate water with ultraviolet light.
  • the ultraviolet light-emitting diodes 8 are arranged on both the inflow side and the outflow side, it is possible to secure an irradiation amount of ultraviolet rays sufficient to sterilize water and to reduce the size of the apparatus.
  • the ultraviolet light emitting diodes 8 are disposed on both sides (that is, the inflow side and the outflow side) of the porous member 5, but the present invention is not limited to this embodiment, and only either the inflow side or the outflow side.
  • An ultraviolet light-emitting diode 8 may be disposed on the surface. For example, when the flow rate of water to be treated is small, the ultraviolet light emitting diode 8 may be disposed only on either the inflow side or the outflow side.
  • the present invention is not limited to this embodiment, and one ultraviolet light emission is made for one through hole 6.
  • the diode 8 may be arranged, or two or more ultraviolet light emitting diodes 8 may be arranged for one through hole 6.
  • the arrangement density of the ultraviolet light emitting diodes 8 per one through hole 6 may be lowered according to the distance of the through hole 6 from the inflow port 1A.
  • the arrangement density of the ultraviolet light emitting diodes 8 is high in the through holes 6 with a high flow rate of water, and the arrangement density of the ultraviolet light emitting diodes 8 is low in the through holes 6 with a low flow rate.
  • the number of installed ultraviolet light-emitting diodes 8 can be reduced without causing the above.
  • the size (diameter) of the through hole 6 may be increased according to the distance of the through hole 6 from the inflow port 1A. According to this embodiment, since the flow rates of water passing through the respective through holes 6 are substantially the same, it is possible to make the irradiation amount of ultraviolet rays equal in all the through holes 6.
  • the through hole 6 of the porous member 5 may be a long hole extending in the horizontal direction. According to this embodiment, when the amount of water to be treated is large, the aperture ratio of the porous member 5 can be increased, and an increase in pressure loss can be prevented.
  • a plurality of inflow ports 1 ⁇ / b> A may be provided around the flow path 2.
  • four inflow ports 1 ⁇ / b> A are arranged at equal intervals along the circumferential direction of the flow path 2. According to this embodiment, water flows into the flow path 2 simultaneously from multiple directions through the four inflow ports 1A, and thus passes through the respective through holes 6 at substantially equal flow rates. Therefore, a uniform irradiation amount can be ensured.
  • a wiper 24 may be provided for wiping off foreign matter or dirt adhering to the surface of the protective plate 15 (including the glass plate 16).
  • the drive device of the wiper 24 includes a motor 25, an irradiation plate 12, a protection plate 15, and a rotating shaft 26 that penetrates the center of the porous member 5, and the wiper 24 is attached to the rotating shaft 26.
  • the wiper 24 is rotated together with the rotating shaft 26 by the motor 25.
  • the wiper 24 is disposed in both the inflow side flow path 2A and the outflow side flow path 2B, and the foreign matter can be wiped off from both the inflow side protection plate 15 and the outflow side protection plate 15. it can.
  • the tip of the wiper 24 that contacts the protective plate 15 is preferably made of a material such as Teflon (registered trademark) that is resistant to ultraviolet rays. Since the wiper 24 is disposed between the porous member 5 and the protective plate 15, the distance between the porous member 5 and the protective plate 15 needs to be increased to some extent. Therefore, it is desirable that the glass plate 16 of the protective plate 15 be a condensing lens as shown in FIG. 3 so that the necessary ultraviolet intensity can be secured through the through hole 6 of the porous member 5.
  • the wiper 24 preferably rotates intermittently, and it is desirable to control the operation of the wiper 24 so that the wiper 24 stops at a position not covered by the ultraviolet light emitting diode 8 as shown in FIG. 11 and 12 show an example in which the wiper 24 rotates on the surface of the protective plate 15, but a wiper that rotates on the surface of the porous member 5 may be provided.
  • FIG. 13 is a diagram showing an embodiment in which the flow channel structure 1 is divided into an inflow side portion 1C and an outflow side portion 1D.
  • the inflow side portion 1C and the outflow side portion 1D have the same configuration, and the LED units 7 and 7 are connected to each other.
  • Two porous members 5 are disposed in the flow path 2, and an intermediate flow path 2 ⁇ / b> C is formed between the porous members 5.
  • One of the two porous members 5 is fixed to the inflow side portion 1C, and the other porous member 5 is fixed to the outflow side portion 1D.
  • the manufacture becomes easy and the cost can be reduced.
  • the inflow side portion 1C and the outflow side portion 1D are fixed to each other by a bolt (not shown) in a state where the flanges 30 and 31 formed at their end portions are in contact with each other.
  • the attachment angle between the inflow side portion 1C and the outflow side portion 1D can be changed, and the angle (direction) of the outflow port 1B with respect to the inflow port 1A can be changed. Therefore, as shown in FIG. 14, when a plurality of ultraviolet irradiation devices 40 are connected in series, various layouts can be supported, so that they can be freely arranged according to the space.
  • FIG. 15 is a cross-sectional view showing an embodiment of an ultraviolet irradiation device provided with a through-hole member 41 having only one through-hole 6. Since the basic configuration of the present embodiment is the same as that of the embodiment shown in FIG.
  • the through-hole member 41 completely blocks the flow path 2, and the flow path 2 is partitioned by the through-hole member 41 into the inflow side flow path 2 ⁇ / b> A and the outflow side flow path 2 ⁇ / b> B.
  • Raw water (treated water) flows into the inflow side channel 2A through the inflow port 1A, flows into the outflow side channel 2B through the through hole 6 of the through hole member 41, and further flows out through the outflow port 1B. To do.
  • the LED units 7 are arranged on the inflow side and the outflow side with a space so as to sandwich the through hole member 41 and the flow path 2.
  • Each LED unit 7 has a plurality of ultraviolet light-emitting diodes 8.
  • Each LED unit 7 may have one ultraviolet light emitting diode 8.
  • the ultraviolet light emitting diodes 8 disposed on both sides of the flow path 2 can irradiate the raw water passing through the through-hole 6 with ultraviolet rays to sterilize the raw water.
  • the through-hole member 41 is thicker than the porous member 5 shown in FIG. Since the ultraviolet irradiation amount is a product of the ultraviolet illuminance and the irradiation time, the irradiation time becomes longer by using the thick through-hole member 41, that is, by making the through-hole 6 longer. Can be reduced.
  • the present invention can be used for an ultraviolet irradiation device for water treatment used in water purification plants, drinking water manufacturing factories, and the like.

Landscapes

  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • 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)
  • Physical Water Treatments (AREA)
PCT/JP2016/071258 2015-07-30 2016-07-20 紫外線発光ダイオードを用いた水処理用の紫外線照射装置、及び紫外線照射を利用した水処理方法 WO2017018294A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017530807A JP6615893B2 (ja) 2015-07-30 2016-07-20 紫外線発光ダイオードを用いた水処理用の紫外線照射装置、及び紫外線照射を利用した水処理方法
CN201680043981.5A CN107922214A (zh) 2015-07-30 2016-07-20 使用了紫外线发光二极管的水处理用的紫外线照射装置以及利用了紫外线照射的水处理方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015150622 2015-07-30
JP2015-150622 2015-07-30

Publications (1)

Publication Number Publication Date
WO2017018294A1 true WO2017018294A1 (ja) 2017-02-02

Family

ID=57885586

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2016/071258 WO2017018294A1 (ja) 2015-07-30 2016-07-20 紫外線発光ダイオードを用いた水処理用の紫外線照射装置、及び紫外線照射を利用した水処理方法

Country Status (3)

Country Link
JP (1) JP6615893B2 (zh)
CN (1) CN107922214A (zh)
WO (1) WO2017018294A1 (zh)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017029936A (ja) * 2015-08-03 2017-02-09 株式会社アクアバンク 飲料殺菌ユニット、およびこの飲料殺菌ユニットを備えたウォータサーバ
JP2019165849A (ja) * 2018-03-22 2019-10-03 スタンレー電気株式会社 空気清浄器
JP2019176986A (ja) * 2018-03-30 2019-10-17 旭化成株式会社 殺菌装置
EP3919089A1 (en) * 2020-06-04 2021-12-08 Lumileds LLC A sterilization system having an led uv emitter and porous scattering medium
US11365134B2 (en) 2019-07-31 2022-06-21 Access Business Group International Llc Water treatment system

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7262985B2 (ja) * 2018-12-04 2023-04-24 スタンレー電気株式会社 光源モジュール装置、流体殺菌装置
TWI707827B (zh) * 2019-12-06 2020-10-21 國立臺北科技大學 紫外線液體殺菌裝置
CN112190724A (zh) * 2020-09-14 2021-01-08 常熟市福王制冷器材有限公司 一种蚊香盘式杀菌消毒系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006346676A (ja) * 2005-06-17 2006-12-28 Philips Lumileds Lightng Co Llc 紫外線光エミッタを備えた流体浄化システム
JP2012115715A (ja) * 2010-11-29 2012-06-21 Maezawa Ind Inc 紫外線照射水処理装置
WO2014187657A1 (en) * 2013-05-21 2014-11-27 Koninklijke Philips N.V. Optical fluid treatment device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2683629Y (zh) * 2004-01-06 2005-03-09 福建新大陆环保科技有限公司 一种具有自动清洗装置的紫外线消毒装置
JP2007319812A (ja) * 2006-06-02 2007-12-13 Sharp Corp 水の浄化方法及び浄化装置
JPWO2008105295A1 (ja) * 2007-02-20 2010-06-03 長宗産業株式会社 流体浄化装置
JP5658441B2 (ja) * 2009-06-01 2015-01-28 パナソニックＩｐマネジメント株式会社 衛生器具用の排水装置
CN101696046A (zh) * 2009-10-27 2010-04-21 杨红梅 一种紫外线杀菌装置
CN103864172A (zh) * 2014-03-26 2014-06-18 北京国中科创环境科技有限责任公司 一种用于水处理的涂有光催化材料的紫外线杀菌装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006346676A (ja) * 2005-06-17 2006-12-28 Philips Lumileds Lightng Co Llc 紫外線光エミッタを備えた流体浄化システム
JP2012115715A (ja) * 2010-11-29 2012-06-21 Maezawa Ind Inc 紫外線照射水処理装置
WO2014187657A1 (en) * 2013-05-21 2014-11-27 Koninklijke Philips N.V. Optical fluid treatment device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017029936A (ja) * 2015-08-03 2017-02-09 株式会社アクアバンク 飲料殺菌ユニット、およびこの飲料殺菌ユニットを備えたウォータサーバ
JP2019165849A (ja) * 2018-03-22 2019-10-03 スタンレー電気株式会社 空気清浄器
JP7132563B2 (ja) 2018-03-22 2022-09-07 スタンレー電気株式会社 空気清浄器
JP2019176986A (ja) * 2018-03-30 2019-10-17 旭化成株式会社 殺菌装置
US11365134B2 (en) 2019-07-31 2022-06-21 Access Business Group International Llc Water treatment system
US11834353B2 (en) 2019-07-31 2023-12-05 Access Business Group International Llc Water treatment system
EP3919089A1 (en) * 2020-06-04 2021-12-08 Lumileds LLC A sterilization system having an led uv emitter and porous scattering medium

Also Published As

Publication number Publication date
JPWO2017018294A1 (ja) 2018-05-24
CN107922214A (zh) 2018-04-17
JP6615893B2 (ja) 2019-12-04

Similar Documents

Publication Publication Date Title
JP6615893B2 (ja) 紫外線発光ダイオードを用いた水処理用の紫外線照射装置、及び紫外線照射を利用した水処理方法
US20210122650A1 (en) Heat dissipation apparatus and methods for uv-led photoreactors
US20230202880A1 (en) Uv-led radiation photo reactor
CN105209393B (zh) 杀菌净化反应器
RU2755797C2 (ru) Способ, система и устройство для обработки текучих сред
US20200230270A1 (en) Uv-led photoreactors with controlled radiation and hydrodynamics and methods for fabrication and use of same
JP5674436B2 (ja) 紫外線照射水処理装置
US20150284266A1 (en) Ultraviolet Disinfection Apparatus and Disinfection Method
EP3889114A1 (en) Fluid treatment module
JP2019055126A (ja) 流体殺菌装置
WO2019049702A1 (ja) 水処理用の紫外線照射装置、及び紫外線照射を利用した水処理方法
CN210595370U (zh) 一种过流式水杀菌装置及净水设备
US6590217B1 (en) Ultraviolet sterilization device
JP3733482B2 (ja) 紫外線照射装置
CN102198964B (zh) 紫外灯水体消毒装置
KR20190119953A (ko) 자외선 살균 장치
EP3919089A1 (en) A sterilization system having an led uv emitter and porous scattering medium
KR102466331B1 (ko) 반도체를 이용한 관로형 하수 소독시스템 및 이를 이용한 소독 방법
CN217650942U (zh) 流体杀菌装置
CN219991229U (zh) 流体处理装置
CN220520209U (zh) 流体处理装置
JP2022133207A (ja) 流体殺菌装置および直管型光源
CN215439756U (zh) 流体处理装置
KR20130106993A (ko) 자외선 ｌｅｄ를 이용한 휴대용 정수 시스템

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 16830399

Country of ref document: EP

Kind code of ref document: A1

DPE1 Request for preliminary examination filed after expiration of 19th month from priority date (pct application filed from 20040101)
ENP Entry into the national phase

Ref document number: 2017530807

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 16830399

Country of ref document: EP

Kind code of ref document: A1