Turbulent drag reduction characteristics of poly(acrylamide-co-acrylic acid) in a rotating disk apparatus

被引:24
|
作者
Zhang, Ke [1 ]
Choi, Hyoung Jin [1 ]
Jang, Chun Hag [2 ]
机构
[1] Inha Univ, Dept Polymer Sci & Engn, Inchon 402751, South Korea
[2] Cheongju Univ, Dept Chem, Cheongju 360764, Chungbuk, South Korea
基金
新加坡国家研究基金会;
关键词
Copolymer; Turbulent drag reduction; Mechanical degradation; Water-soluble polymer; DILUTE POLYMER-SOLUTIONS; MECHANICAL DEGRADATION; POLY(ETHYLENE) OXIDE; CHAIN CONFORMATIONS; REDUCING POLYMERS; PIPE-FLOW; PREDICTION; ACRYLAMIDE; REDUCERS; SYSTEMS;
D O I
10.1007/s00396-011-2502-0
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The effects of experimental parameters such as temperature, polymer concentration, and rotational speed of the disk on drag reduction properties of water-soluble copolymer of poly(acrylamide-co-acrylic acid) in a turbulent flow were examined. Drag reduction (DR) efficacy up to 45% was found to be dependent on its medium temperature in a rotating disk apparatus. When the temperature was increased, the copolymer was found to be much susceptible to mechanical degradation, indicating that polymer chain scission becomes more severe at elevated temperatures. In addition, the optimum copolymer concentration for high DR efficacy was also observed.
引用
收藏
页码:1821 / 1827
页数:7
相关论文
共 50 条
  • [41] In-Situ Preparation of Polyethylene Glycol/Poly(acrylamide-co-acrylic acid) Fluorescent Hydrogel
    Yang Y.
    Zhou X.
    Zheng D.
    Xu Y.
    Zeng B.
    Chen G.
    Luo W.
    Yuan C.
    Dai L.
    Gaofenzi Cailiao Kexue Yu Gongcheng/Polymeric Materials Science and Engineering, 2022, 38 (06): : 153 - 160and169
  • [42] Regulated the Swelling Properties of Poly(acrylamide-co-acrylic acid) Hydrogel by Changing the Charge Density
    Ren, Jie
    Zhan, Ningrui
    Yang, Jing
    Xiang, Xu
    MACROMOLECULAR CHEMISTRY AND PHYSICS, 2023, 224 (22)
  • [43] Synthesis, characterization and rheological behavior of pH sensitive poly(acrylamide-co-acrylic acid) hydrogels
    Nesrinne, Seddiki
    Djamel, Aliouche
    ARABIAN JOURNAL OF CHEMISTRY, 2017, 10 (04) : 539 - 547
  • [44] THE EFFECT OF PH ON POLY(ACRYLAMIDE-CO-ACRYLIC ACID) ADSORPTION ON SILVER-IODIDE PARTICLES
    NOWICKA, G
    NOWICKI, W
    KLAUSKURASIAK, K
    POLISH JOURNAL OF CHEMISTRY, 1987, 61 (4-6) : 491 - 497
  • [45] Adsorption of uranyl ions into poly(acrylamide-co-acrylic acid) hydrogels prepared by gamma irradiation
    Solpan, D
    Güven, O
    JOURNAL OF MACROMOLECULAR SCIENCE-PURE AND APPLIED CHEMISTRY, 2005, A42 (04): : 485 - 494
  • [46] Structural Parameters and Swelling Behavior of pH Sensitive Poly(acrylamide-co-acrylic acid) Hydrogels
    Thakur, A.
    Wanchoo, R. K.
    Singh, P.
    CHEMICAL AND BIOCHEMICAL ENGINEERING QUARTERLY, 2011, 25 (02) : 181 - 194
  • [47] Synthesis and Characterization of Poly(Acrylamide-Co-Acrylic Acid) Flocculant Obtained by Electron Beam Irradiation
    Craciun, Gabriela
    Ighigeanu, Daniel
    Manaila, Elena
    Stelescu, Maria Daniela
    MATERIALS RESEARCH-IBERO-AMERICAN JOURNAL OF MATERIALS, 2015, 18 (05): : 984 - 993
  • [48] Swelling kinetics and rheological behaviour of microwave synthesized poly(acrylamide-co-acrylic acid) hydrogels
    Tamara Erceg
    Tamara Dapčević-Hadnađev
    Miroslav Hadnađev
    Ivan Ristić
    Colloid and Polymer Science, 2021, 299 : 11 - 23
  • [49] Flow synthesis of poly(acrylamide-co-acrylic acid) microspheres in a microreactor: Experimental and CFD studies
    Sen, Nirvik
    Ajish, J. K.
    Singh, K. K.
    Chandwadkar, P.
    Kumar, M.
    Acharya, C.
    Shenoy, K. T.
    JOURNAL OF DISPERSION SCIENCE AND TECHNOLOGY, 2024, 45 (03) : 436 - 448
  • [50] Hydrogels of Poly(acrylamide-co-acrylic acid): In-vitro Study on Release of Gentamicin Sulfate
    Thakur, A.
    Wanchoo, R. K.
    Singh, P.
    CHEMICAL AND BIOCHEMICAL ENGINEERING QUARTERLY, 2011, 25 (04) : 471 - 482