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ACTIVITY ESTIMATION METHOD FOR MIXED MATERIAL FOR CEMENT, ACTIVITY ESTIMATION DEVICE, AND PREPARATION METHOD OF MIXED CEMENT
ACTIVITY ESTIMATION METHOD FOR MIXED MATERIAL FOR CEMENT, ACTIVITY ESTIMATION DEVICE, AND PREPARATION METHOD OF MIXED CEMENT
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机译:水泥混合材料的活性估算方法,活性估算装置及混合水泥的制备方法
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摘要
PROBLEM TO BE SOLVED: To provide an activity estimation method for mixed material for cement capable of easily and accurately estimating the activity index, and an activity estimation device and a preparation method of mixed cement.;SOLUTION: The estimation method of activity index of an admixture which is used being mixed with cement, the method includes: a step S1 in which a sample is prepared by mixing cement, the admixture and reaction activator and water at a predetermined water-powder ratio; a step S2 in which accumulated calorific value of the sample is measured under a predetermined desired acceleration temperature; a step S3 in which the activity index of the admixture is estimated on the basis of a relationship among the measured accumulated calorific value of the sample, an accumulated calorific value of the sample, which previously comprehended, and the activity index of the admixture.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2018,JPO&INPIT
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