
Photos of test process of PCFS (adding polycarboxylate superplasticizer)
Figures of the Article
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Grain-size distribution curve of silt
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Test instruments
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Test photos of fluidity of PCFS under different water contents
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Relationship between fluidity of silt and PCFS and initial water content
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Test photos of fluidity of PCFS under different cement content
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Relationship between fluidity of PCFS and cement content
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Change curve of parameter D0
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Influences of calcium lignosulfonate on fluidity of PCFS
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Influences of naphthalene superplasticizer on fluidity of PCFS
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Influences of polycarboxylate superplasticizer on fluidity of PCFS
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Photos of test process of PCFS (adding polycarboxylate superplasticizer)
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Improvement effects of three types of water-reducing agents on fluidity of PCFS
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Fitting curves under initial water content of 2wL and cement content of 5%
Tables of the Article
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w/
%Gs 黏粒含量/% wL/
%wP/
%IP/
%有机质含量/% 80.5 2.72 27.9 56.2 20.7 35.5 0.75 -
初始含水率 水泥掺量/% 2.0wL 0 1 2 5 10 15 2.5wL 0 1 2 5 10 15 3.0wL 0 1 2 5 10 15 4.0wL 0 1 2 5 10 15 注:水泥掺量为占淤泥总质量的百分数。 -
减水剂名称 掺量设置/% 木钙减水剂 0,1,2,3,4 萘系减水剂 0,0.5,1,1.5,2,3 聚羧酸减水剂 0,0.2,0.4,0.5,0.6,0.8,1 注:减水剂掺量为占淤泥总质量的百分数。 -
水泥掺量/% 式(1) a b R2 1 138.5 -152.8 0.999 2 138.5 -186.2 0.993 5 138.5 -194.0 0.992 10 138.5 -198.5 0.993 15 138.5 -199.3 0.993 -
初始含水率 式(2) D0 A R2 2.0wL 97.7 128.0 0.997 2.5wL 149.0 188.6 0.999 3.0wL 215.7 189.1 0.998 4.0wL 371.5 111.0 0.997