GB2391864A - Apparatus for inhibiting the growth of algae in water by UV radiation - Google Patents

Apparatus for inhibiting the growth of algae in water by UV radiation Download PDF

Info

Publication number
GB2391864A
GB2391864A GB0328910A GB0328910A GB2391864A GB 2391864 A GB2391864 A GB 2391864A GB 0328910 A GB0328910 A GB 0328910A GB 0328910 A GB0328910 A GB 0328910A GB 2391864 A GB2391864 A GB 2391864A
Authority
GB
United Kingdom
Prior art keywords
growth
algae
inhibiting
water
radiation
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GB0328910A
Other versions
GB0328910D0 (en
Inventor
Ian Williams
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thames Water Utilities Ltd
Original Assignee
Thames Water Utilities Ltd
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 Thames Water Utilities Ltd filed Critical Thames Water Utilities Ltd
Publication of GB0328910D0 publication Critical patent/GB0328910D0/en
Publication of GB2391864A publication Critical patent/GB2391864A/en
Withdrawn legal-status Critical Current

Links

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
    • C02F1/325—Irradiation devices or lamp constructions
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M21/00—Apparatus for the destruction of unwanted vegetation, e.g. weeds
    • A01M21/04—Apparatus for destruction by steam, chemicals, burning, or electricity
    • A01M21/046—Apparatus for destruction by steam, chemicals, burning, or electricity by electricity
    • 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
    • C02F2001/007—Processes including a sedimentation step
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/32—Details relating to UV-irradiation devices
    • C02F2201/322—Lamp arrangement
    • C02F2201/3221—Lamps suspended above a water surface or pipe
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/32—Details relating to UV-irradiation devices
    • C02F2201/322—Lamp arrangement
    • C02F2201/3227—Units with two or more lamps

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Insects & Arthropods (AREA)
  • Pest Control & Pesticides (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physical Water Treatments (AREA)

Abstract

The invention relates to an apparatus, for inhibiting the growth of algae in water treatment works, comprising a housing (2) which houses in the embodiment two UV-lamps which emit radiation at 254 nm and is directed to the surface of water flowing out of a settlement tank to inhibit algae growth.

Description

GB 2391864 A continuation (74) Agent and/or Address for Service: Edward
Evans Barker Clifford's Inn, Fetter Lane, LONDON, EC4A lBZ, United Kingdom
GB0328910A 2001-07-06 2002-07-08 Apparatus for inhibiting the growth of algae in water by UV radiation Withdrawn GB2391864A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0116593A GB0116593D0 (en) 2001-07-06 2001-07-06 Algae removal apparatus
PCT/GB2002/003109 WO2003004420A1 (en) 2001-07-06 2002-07-08 Apparatus for inhibiting the growth of algae in water by uv radiation

Publications (2)

Publication Number Publication Date
GB0328910D0 GB0328910D0 (en) 2004-01-14
GB2391864A true GB2391864A (en) 2004-02-18

Family

ID=9918072

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0116593A Ceased GB0116593D0 (en) 2001-07-06 2001-07-06 Algae removal apparatus
GB0328910A Withdrawn GB2391864A (en) 2001-07-06 2002-07-08 Apparatus for inhibiting the growth of algae in water by UV radiation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0116593A Ceased GB0116593D0 (en) 2001-07-06 2001-07-06 Algae removal apparatus

Country Status (2)

Country Link
GB (2) GB0116593D0 (en)
WO (1) WO2003004420A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7097348B2 (en) * 2019-12-25 2022-07-07 株式会社日水コン Sterilizer and scum generation suppression method using it
CN111718045B (en) * 2020-07-07 2021-06-15 清华大学 Water body algae inhibiting method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4816145A (en) * 1984-01-16 1989-03-28 Autotrol Corporation Laser disinfection of fluids
DE4134711A1 (en) * 1991-10-21 1993-04-22 Peter Ueberall Appts. for water germ elimination esp. in sewage purificn. - has open ends of quartz shrouding(s) round UV tubes above the water level to keep connections out of the liquid
US5322569A (en) * 1991-10-08 1994-06-21 General Dynamics Corporation Ultraviolet marine anti-biofouling systems
FR2745464A1 (en) * 1996-03-01 1997-09-05 Degremont Device for prevention of algal growth on a damp or immersed surface
JPH11675A (en) * 1997-06-12 1999-01-06 Nkk Corp Ozone contact reaction tank
FR2768718A1 (en) * 1997-09-24 1999-03-26 Amenagement Urbain & Rural Ultraviolet disinfection of waste waters

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4816145A (en) * 1984-01-16 1989-03-28 Autotrol Corporation Laser disinfection of fluids
US5322569A (en) * 1991-10-08 1994-06-21 General Dynamics Corporation Ultraviolet marine anti-biofouling systems
DE4134711A1 (en) * 1991-10-21 1993-04-22 Peter Ueberall Appts. for water germ elimination esp. in sewage purificn. - has open ends of quartz shrouding(s) round UV tubes above the water level to keep connections out of the liquid
FR2745464A1 (en) * 1996-03-01 1997-09-05 Degremont Device for prevention of algal growth on a damp or immersed surface
JPH11675A (en) * 1997-06-12 1999-01-06 Nkk Corp Ozone contact reaction tank
FR2768718A1 (en) * 1997-09-24 1999-03-26 Amenagement Urbain & Rural Ultraviolet disinfection of waste waters

Also Published As

Publication number Publication date
GB0328910D0 (en) 2004-01-14
WO2003004420A1 (en) 2003-01-16
GB0116593D0 (en) 2001-08-29

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)