TH12705U - The process of producing self-compacting concrete by mixing sugarcane bagasse ash from thermal power plants and limestone powder. - Google Patents

Abstract

Revised 1/12/59. The process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder involves the following steps: Mix the bagasse ash concrete using the following ratio in one mixer, starting from step 1: Add all river sand to the mixer and mix for 1 minute. Step 2: Add all the bagasse ash to the mixing drum and mix for 5 minutes. Step 3: Add all the cement and limestone powder and mix for 3 minutes. Step 4: Add all the crushed limestone and mix for 2 minutes. Step 5: Add all the water and mix for 2 minutes. Step 6: Add all the superplasticizer (G) and mix for 4 minutes. The total mixing time is 17 minutes, resulting in self-compacting concrete mixed with bagasse ash and limestone powder. ------------------------------------- Revised 22/09/2016 The process for producing self-compacting concrete mixed with bagasse ash from thermal power plants and limestone powder involves the following steps: The mix ratio for bagasse ash concrete is as follows, using one mixer: Step 1: Add all river sand to the mixer and mix for 1 minute. Step 2: Add all bagasse ash to the mixing drum and mix for 5 minutes. Step 3: Add all cement and limestone powder and mix for 3 minutes. Step 4: Add all crushed limestone and mix for 2 minutes. Step 5: Add all water and mix for 2 minutes. Step 6: Add all superplasticizer (G) and mix for 4 minutes. The total mixing time is 17 minutes. This results in self-compacting concrete mixed with bagasse ash and limestone powder. --------------------------------------------------- Revised Invention Summary 7/6/2016 A process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder involves the following steps: The concrete mixture is prepared using a mixer with the following proportions: Step 1: Add all river sand to the mixer for 1 minute. Step 2: Add all bagasse ash to the mixing drum and mix for 5 minutes. Step 3: Add all cement and limestone powder and mix for 3 minutes. Step 4: Add all crushed limestone and mix for 2 minutes. Step 5: Add all water and mix for 2 minutes. Step 6: Add all superplasticizer (G) and mix for 4 minutes. The total mixing time is 17 minutes. The resulting concrete is self-compacting mixed with bagasse ash and limestone powder. --------------------------------------------------------------------------- The process for producing self-compacting concrete mixed with bagasse ash using electric thermal energy and limestone powder involves the following steps: First, mix one of six possible ratios of bagasse ash concrete using a mixer. Step 1: Add all the river sand to the mixer. Then, run the mixer, which has a cylindrical mixing drum with a diameter of 100 centimeters and a height of 50 centimeters, at a speed of 120 revolutions per minute for 1 minute. Step 2: After 1 minute, add the total amount of bagasse ash to the mixing drum and continue mixing for 5 minutes. Step 3: After 6 minutes, add the total amount of cement and limestone powder and continue mixing for 3 minutes. Step 4: After 9 minutes, add the total amount of crushed limestone and continue mixing for 2 minutes. Step 5: After 11 minutes, add the total amount of water and continue mixing for 2 minutes. Step 6: After 13 minutes, add the total amount of super-reducing admixture type G. Then mix for another 4 minutes, for a total mixing time of 17 minutes, resulting in self-compacting concrete mixed with sugarcane bagasse ash and limestone powder.

Claims (4)

Revised 1/12/59 1. The process for producing self-compacting concrete using a mixture of bagasse ash from a thermal power plant and limestone powder involves the following steps: a. Place all river sand into the mixer and operate the mixer, which has a cylindrical mixing drum with a diameter of 100 centimeters and a height of 50 centimeters, at a speed of 120 revolutions per minute for 1 minute. b. After 1 minute, add the total amount of bagasse ash to the mixing drum and continue mixing for 5 minutes. c. After 6 minutes, add the total amount of cement and limestone powder and continue mixing for 3 minutes. d. After 9 minutes, add the total amount of crushed limestone and continue mixing for 2 minutes. e. After 11 minutes, add the total amount of water and continue mixing for 2 minutes. f. After 13 minutes, add the total amount of superplasticizer (G). Then, mix for another 4 minutes, for a total mixing time of 17 minutes, to obtain self-compacting concrete mixed with bagasse ash and limestone powder. 2. The process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder, according to claim 1, where the bagasse ash has a chemical composition by weight consisting of 6.90% aluminum oxide (Al2O3), 65.37% silicon dioxide (SiO2), 2.09% potassium oxide (K2O), 4.21% calcium oxide (CaO), and 3.55% iron oxide (Fe2O3), with a weight loss due to combustion of 16.36%, while having physical properties including an average size of 108.8 micrometers, a specific surface area of 2,845 square centimeters per gram, a specific gravity of 2.25, and a moisture content of 3.02. 3. The process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder, as per claim 1, where the limestone powder has a chemical composition by weight of 9.69% aluminum oxide (Al2O3), 17.70% silicon dioxide (SiO2), 0.46% potassium oxide (K2O), 47.92% calcium oxide (CaO), 0.56% titanium dioxide (TiO2), and 3.27% iron oxide (Fe2O3), with a weight loss on combustion of 13.10%, while having physical properties including a mean particle size of 15.36 micrometers, a specific surface area of 12,950 square centimeters per gram, a specific gravity of 2.66, and a moisture content of 2.43. 4. The mix formula of self-compacting concrete according to one of the methods in claims 1-3, which consists of: Mixing Ratios (Kilograms per 1 Cubic Meter of Concrete) Formula Name: Cement, Fine Aggregate, Coarse Aggregate, Percentage: River Sand, Rice Husk Ash, Limestone Powder, Stone, Water Reducing Agent Formula 1: 560 815 36 44 715 2.50 ------------------------------------ Revised 22/09/2016 1. The process for producing self-compacting concrete mixed with sugarcane bagasse ash from a thermal power plant and limestone powder involves the following steps: a. Add all the river sand to the mixer and run the mixer, which has a cylindrical mixing tank with a diameter of 100 centimeters and a height of 50 centimeters, at a speed of 120 revolutions per minute for 1 minute. b. After 1 minute, add the total amount of sugarcane bagasse ash to the mixing tank and continue mixing for 5 minutes. c. After 6 minutes, add the total amount of cement and limestone powder and continue mixing for 3 minutes. d. After 9 minutes, add the total amount of crushed limestone. Then mix for 2 minutes. After 11 minutes, add the total amount of water and mix for another 2 minutes. After 13 minutes, add the total amount of superplasticizer (G). Then, mix for another 4 minutes, for a total mixing time of 17 minutes, to obtain self-compacting concrete mixed with bagasse ash and limestone powder. 2. The process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder, according to claim 1, where the bagasse ash has a chemical composition by weight consisting of 6.90% aluminum oxide (Al2O3), 65.37% silicon dioxide (SiO2), 2.09% potassium oxide (K2O), 4.21% calcium oxide (CaO), 3.55% iron oxide (Fe2O3), and has a weight loss due to combustion of 16.36%, while having physical properties consisting of an average size of 108.8 micrometers, a specific surface area of 2,845 square centimeters per gram, a specific gravity of 2.25, and a moisture content of 3.02. 3. The process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder, as per claim 1, where the limestone powder has a chemical composition by weight of 9.69% aluminum oxide (Al2O3), 17.70% silicon dioxide (SiO2), 0.46% potassium oxide (K2O), 47.92% calcium oxide (CaO), 0.56% titanium dioxide (TiO2), and 3.27% iron oxide (Fe2O3), with a weight loss on combustion of 13.10%, while having physical properties including a size average of 15.36 micrometers, a specific surface area of 12,950 square centimeters per gram, a specific gravity of 2.66, and a moisture content of 2.43. 4. The process for producing self-compacting concrete, as per claim 1, 2, or 3, which includes the following concrete mix formulas: Mixing Ratios (Kilograms per 1 Cubic Meter of Concrete) Formula Name: Cement, Fine Aggregate, Coarse Aggregate, Percentage: River Sand, Rice Husk Ash, Limestone Powder, Stone, Water Reducing Agent Formula 1: 560, 815, 36, 44, 715, 2.50 ------------------------------------------------------------------------------------------------------------------------------- Revised 7/6/59 1. The process for producing self-compacting concrete mixed with sugarcane bagasse ash from a thermal power plant and limestone powder involves the following steps: a. Add all the river sand to the mixer and run the mixer, which has a cylindrical mixing tank with a diameter of 100 centimeters and a height of 50 centimeters, at a speed of 120 revolutions per minute for 1 minute. b. After 1 minute, add the total amount of sugarcane bagasse ash to the mixing tank and continue mixing for 5 minutes. c. After 6 minutes, add the total amount of cement and limestone powder and continue mixing for 3 minutes. d. After 9 minutes, add the total amount of crushed limestone. Then mix for 2 minutes. (J) After 11 minutes, add the total amount of water and mix for 2 minutes. (F) After 13 minutes, add the total amount of the superplasticizer. Then, mix for another 4 minutes, for a total mixing time of 17 minutes, to obtain self-compacting concrete mixed with bagasse ash and limestone powder. 2. The process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder, according to claim 1, where the bagasse ash has a chemical composition by weight consisting of 6.90% aluminum oxide (Al2O3), 65.37% silicon dioxide (SiO2), 2.09% potassium oxide (K2O), 4.21% calcium oxide (CaO), 3.55% iron oxide (Fe2O3), and has a weight loss due to combustion of 16.36%, while having physical properties consisting of an average size of 108.8 micrometers, a specific surface area of 2,845 square centimeters per gram, a specific gravity of 2.25, and a moisture content of 3.02. 3. The process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder, as per claim 1, where the limestone powder has a chemical composition by weight of 9.69% aluminum oxide (Al2O3), 17.70% silicon dioxide (SiO2), 0.46% potassium oxide (K2O), 47.92% calcium oxide (CaO), 0.56% titanium dioxide (TiO2), and 3.27% iron oxide (Fe2O3), with a weight loss on combustion of 13.10%, while having physical properties including an average particle size of 15.36 micrometers, a specific surface area of 12,950 square centimeters per gram, a specific gravity of 2.66, and a moisture content of 2.43. 4. The process for producing self-compacting concrete. According to claims 1, 2, or 3, where the concrete mix formula is: Mix Volume (kilograms per 1 cubic meter of concrete) Formula Name Cement Fine Aggregate Coarse Aggregate Percentage River Sand Rice Husk Ash Limestone Powder Stone Water Reducing Agent Formula 1 560 815 36 44 715 2.50 ............................................................................................................................................................................... 1. The process for producing self-compacting concrete mixed with bagasse ash from a thermal power plant and limestone powder involves the following steps: a. Step 1: Place all the river sand into the mixer and operate the cylindrical mixer (100 cm diameter, 50 cm high) at 120 revolutions per minute for 1 minute. b. Step 2: After 1 minute, add the total amount of bagasse ash to the mixer and continue mixing for 5 minutes. c. Step 3: After 6 minutes, add the total amount of cement and limestone powder and continue mixing for 3 minutes. d. Step 4: After 9 minutes, add the total amount of crushed limestone and continue mixing for 2 minutes. e. Step 5: After 11 minutes, add the total amount of water and continue mixing for 2 minutes. f. Step 6: After 13 minutes, add the total amount of super-reducing admixture type G and continue mixing for 4 minutes. The total mixing time is 17 minutes, resulting in self-compacting concrete mixed with bagasse ash and limestone powder. 2. The process for producing self-compacting concrete, as per claim 1, where bagasse ash has a chemical composition by weight consisting of 6.90% alumina trioxide (Al2O3), 65.37% silicon dioxide (SiO2), 2.09% potassium oxide (K2O), 4.21% calcium oxide (CaO), and 3.55% iron oxide (Fe2O3), with a weight loss on combustion of 16.36%, while having physical properties including a mean size of 108.8 micrometers, a specific surface area of 2,845 square centimeters per gram, a specific gravity of 2.25, and a moisture content of 3.02. 3. The process for producing self-compacting concrete as per claim 1, in which limestone powder has a chemical composition by weight of 9.69% alumina trioxide (Al2O3), 17.70% silicon dioxide (SiO2), 0.46% potassium oxide (K2O), 47.92% calcium oxide (CaO), 0.56% titanium dioxide (TiO2), and 3.27% iron oxide (Fe2O3), with a weight loss on combustion of 13.10%, while having physical properties including an average particle size of 15.36 µm, a specific surface area of 12,950 sq. cm./g, a specific gravity of 2.66, and a moisture content of 2.43. 4. Method for producing self-compacting concrete according to claims 1, 2, and 3, where the concrete mix formulas are as follows: Mix Amount (kg/1 cubic meter of concrete) Formula Name Cement Fine Aggregate Coarse Aggregate Percentage River Sand Rice Husk Ash Limestone Powder Stone Water Reducing Agent Formula 1 560 815 36 44 715 2.50 Formula 2 560 734 69 87 715 2.50 Formula 3 560 653 140 172 715 2.50 Formula 4 560 489 218 256 715 2.50 Formula 5 560 334 280 342 715 2.50 Formula 6 560 164 339 425 715 2.50