Testing the effect of selectors in the control of bulking and foaming in full scale activated-sludge plants

被引:6
|
作者
Davoli, D
Madoni, P
Guglielmi, L
Pergetti, M
Barilli, S
机构
[1] AGAC, I-42100 Reggio Emilia, Italy
[2] Univ Parma, Dipartimento Sci Ambientali, I-43100 Parma, Italy
关键词
activated sludge plant; bulking; filamentous microorganisms; foaming; selector; nitrification-denitrification;
D O I
10.2166/wst.2002.0523
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Selectors were operated at four full-scale activated sludge plants to control bulking and foaming problems due to filamentous microorganisms. Selector effectiveness was not related to reduction of biodegradable organic matter in the contact zone, but was related to soluble COD levels in selector effluent. Significant reductions in the numbers of filamentous microorganisms were reported.
引用
收藏
页码:495 / 498
页数:4
相关论文
共 50 条
  • [41] ALGAL AND BACTERIAL FILAMENTOUS BULKING OF ACTIVATED-SLUDGE
    SYKES, RM
    ROZICH, AF
    TIEFERT, TA
    [J]. JOURNAL WATER POLLUTION CONTROL FEDERATION, 1979, 51 (12): : 2829 - 2840
  • [42] CONTROLLING ACTIVATED-SLUDGE BULKING WITH A CATIONIC POLYMER
    WALKER, E
    WHEALE, G
    [J]. ENVIRONMENTAL TECHNOLOGY LETTERS, 1981, 2 (03): : 129 - 140
  • [43] SUBSTRATES IN THE AERATION TANKS OF BULKING ACTIVATED-SLUDGE
    TAKAHASHI, R
    TACHI, H
    SUZUKI, M
    YONEYAMA, H
    [J]. HAKKOKOGAKU KAISHI-JOURNAL OF THE SOCIETY OF FERMENTATION TECHNOLOGY, 1984, 62 (06): : 433 - 437
  • [44] IDENTIFICATION OF FILAMENTOUS ORGANISMS IN BULKING ACTIVATED-SLUDGE
    EIKELBOOM, DH
    [J]. PROGRESS IN WATER TECHNOLOGY, 1977, 8 (06): : 153 - 161
  • [45] ACTIVATED-SLUDGE BULKING AND SETTLING TANK PERFORMANCE
    PIPES, WO
    [J]. JOURNAL WATER POLLUTION CONTROL FEDERATION, 1979, 51 (10): : 2534 - 2537
  • [46] SOLIDS CONTROL IN ACTIVATED-SLUDGE PLANTS WITH ALUM
    FINGER, RE
    [J]. JOURNAL WATER POLLUTION CONTROL FEDERATION, 1973, 45 (08): : 1654 - 1662
  • [47] UNIFIED THEORY OF FILAMENTOUS ACTIVATED-SLUDGE BULKING
    SEZGIN, M
    JENKINS, D
    PARKER, DS
    [J]. JOURNAL WATER POLLUTION CONTROL FEDERATION, 1978, 50 (02): : 362 - 381
  • [48] TESTING AERATION EQUIPMENT IN CONVENTIONAL ACTIVATED-SLUDGE PLANTS
    MUELLER, JA
    [J]. JOURNAL WATER POLLUTION CONTROL FEDERATION, 1981, 53 (12): : 1742 - 1742
  • [49] TESTING AERATION EQUIPMENT IN CONVENTIONAL ACTIVATED-SLUDGE PLANTS
    MCKINNEY, RE
    [J]. JOURNAL WATER POLLUTION CONTROL FEDERATION, 1981, 53 (01): : 48 - 58
  • [50] THE EFFECTS OF SLUDGE AGE AND SELECTOR CONFIGURATION ON THE CONTROL OF FILAMENTOUS BULKING IN THE ACTIVATED-SLUDGE PROCESS
    SALAMEH, MF
    MALINA, JF
    [J]. RESEARCH JOURNAL OF THE WATER POLLUTION CONTROL FEDERATION, 1989, 61 (9-10): : 1510 - 1522