CO4520143A1 - Metodos para fabricar microestructuralmente mezclas cemento- sas y disenos optimizados de las mezclas asi obtenidas. - Google Patents

Metodos para fabricar microestructuralmente mezclas cemento- sas y disenos optimizados de las mezclas asi obtenidas.

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Publication number
CO4520143A1
CO4520143A1 CO94036247A CO94036247A CO4520143A1 CO 4520143 A1 CO4520143 A1 CO 4520143A1 CO 94036247 A CO94036247 A CO 94036247A CO 94036247 A CO94036247 A CO 94036247A CO 4520143 A1 CO4520143 A1 CO 4520143A1
Authority
CO
Colombia
Prior art keywords
cement
mixture
added
proportions
resistance
Prior art date
Application number
CO94036247A
Other languages
English (en)
Inventor
Per Just Andersen
Simon K Hodson
Original Assignee
Khashoggi E Ind
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Khashoggi E Ind filed Critical Khashoggi E Ind
Publication of CO4520143A1 publication Critical patent/CO4520143A1/es

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
    • B28B11/245—Curing concrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/20—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
    • B28C7/02—Controlling the operation of the mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3402—Details of processes or apparatus for reducing environmental damage or for working-up compositions comprising inert blowing agents or biodegradable components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
    • C04B22/002—Water
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/0028—Aspects relating to the mixing step of the mortar preparation
    • C04B40/0032—Controlling the process of mixing, e.g. adding ingredients in a quantity depending on a measured or desired value
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/06—Inhibiting the setting, e.g. mortars of the deferred action type containing water in breakable containers ; Inhibiting the action of active ingredients
    • C04B40/0608—Dry ready-made mixtures, e.g. mortars at which only water or a water solution has to be added before use
    • C04B40/0616—Dry ready-made mixtures, e.g. mortars at which only water or a water solution has to be added before use preformed, e.g. bandages
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B7/00—Hydraulic cements
    • C04B7/36—Manufacture of hydraulic cements in general
    • C04B7/48—Clinker treatment
    • C04B7/52—Grinding ; After-treatment of ground cement
    • C04B7/527—Grinding ; After-treatment of ground cement obtaining cements characterised by fineness, e.g. by multi-modal particle size distribution
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0245—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to a moving work of indefinite length, e.g. to a moving web
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0012—Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2003/00—Use of starch or derivatives as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2565/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D2565/38—Packaging materials of special type or form
    • B65D2565/381—Details of packaging materials of special type or form
    • B65D2565/385—Details of packaging materials of special type or form especially suited for or with means facilitating recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Composite Materials (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Revetment (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

UN METODO PARA FABRICAR UNA MEZCLA INCLUYENDO CEMENTO, AGUA Y AGREGADO DONDE LAS PROPORCIONES DEL CEMENTO, AGUA Y AGREGADO ESTAN DETERMINADAS DE ACUERDO CON UN PROCEDIMIENTO DE OPTIMACION DE DI- SENO QUE RESULTA EN UNA MEZCLA CEMENTOSA QUE TIENE LA RESISTENCIA Y ASENTAMIENTO DESEADOS SIN EL USO DE PRUEBAS DE ENSAYO-ERROR, COMPRENDIENDO EL METO- DO LOS PASOS DE: (a) SELECCIONAR UNA RESISTENCIA Y UN ASENTAMIENTO DESEADOS PARA LA MEZCLA CEMENTOSA; (b) SELECCIONAR EL TIPO DE CEMENTO Y AGREGADO QUE HABRAN DE UTILIZARSE EN LA MEZCLA CEMENTOSA; (c) IMPLEMENTAR UN PROCEDIMIENTO DE OPTIMACION DE DISENO QUE DETERMINE LAS PROPORCIONES DEL TIPO SE- LECCIONADO DE CEMENTO, AGREGADO Y AGUA RESULTANDO EN LA MEZCLA CEMENTOSA QUE TIENE LA RESISTENCIA Y EL ASENTAMIENTO DESEADOS, INCLUYENDO EL PROCEO DE OPTIMACION DE DISENO LOS SIGUIENTES PASOS: (i) DETERMINAR DE FORMA EMPIRICA EL DIAMETRO PRO- MEDIO DEL TAMANO DE CADA UNO DE LOS TIPOS SELEC- CIONADOS DE CEMENTO Y AGREGADO; (ii) DETERMINAR DE FORMA EMPIRICA DE EMPAQUETAMIENTO PARA CADA UNO DE LOS TIPOS SELECCIONADOS DE CEMENTO Y AGREGADO; (iii) SELECCIONAR UNA PRIMERA MEZCLA QUE TENGA PROPORCIONES DEL TIPO SELECCIONADO DE CEMENTO Y AGREGADO QUE PREVENGAN LA SEGREGACION; (iv) DETER- MINAR DE UN PRIMER MODELO MATEMATICO UNA DENSIDAD DE EMPAQUETAMIENTO PARA LA PRIMERA MEZCLA QUE TEN- GA PROPORCIONES DEL TIPO SELECCIONADO DE CEMENTO Y AGREGADO QUE PREVENGAN LA SEGREGACION; (iv) DETER- MINAR DE UN PRIMER MODELO MATEMATICO UNA DENSIDAD DE EMPAQUETAMIENTO PARA LA PRIMERA MEZCLA, ESTANDO BASADO EL PRIMER MODELO MATEMATICO EN EL DIAMETRO DEL TAMANO PROMEDIO Y EN LA DENSIDAD DE EMPAQUETA- MIENTO PARA CADA TIPO SELECCIONADO DE CEMENTO Y A- GREGADO; (v) DETERMINAR A PARTIR DE UN SEGUNDO MO- DELO MATEMATICO UNA CANTIDAD MINIMA DE AGUA REQUE- RIDA PARA PROPORCIONAR A LA PRIMERA CLASE EL ASEN- TAMIENTO DESEADO (vi) DETERMINAR A PARTIR DE UN TERCER MODELO MATEMATICO UNA RESISTENCIA CALCULADA PARA LA PRIMERA MEZCLA COMBINADA CON LA MINIMA CANTIDAD DE AGUA DETERMINADA EN EL PASO (v); (vii) COMPARAR LA RESISTENCIA CALCULADA DE LA PRIMERA MEZCLA CON LA RESISTENCIA DESDE; Y (viii) REPETIR LOS PASOS (iv) - (vii) PARA LAS MEZCLAS ADICIONA- LES FORMADAS MEDIANTE LA VARIACION DE LAS PROPOR- CIONES DE LOS TIPOS SELECCIONADOS DE CEMENTO Y AGREGADO HASTA QUE LA RESISTENCIA CALCULADA PARA LA MEZCLA ADICIONAL SEA IGUAL A LA RESISTENCIA DE- SEADA PARA LA MEZCLA CEMENTOSA, TENIENDO LAS MEZ- CLAS ADICIONALES PROPORCIONES DEL TIPO SELECCIONA- DO DE CEMENTO Y AGREGADO QUE EVITARA LA SEGREGA- CION Y (d) MEZCLAR LAS PROPORCIONES DEL TIPO SELECCIONADO DE CEMENTO, AGREGADO Y AGUA DEFINIDAS EN EL PASO (viii), PRODUCIENDO DE ESTA FORMA LA MEZCLA CEMEN- TOSA QUE TENGA LA RESISTENCIA Y ASENTAMIENTO DE- SEADOS. 36- UNA MEZCLA CEMENTOSA INCLUYENDO CEMENTO, AGUA Y AGREGADO DONDE LAS PROPORCIONES DEL CEMENTO, A- GUA Y AGREGADO ESTAN DETERMINADAS DE ACUERDO CON UN PROCEDIMIENTO DE OPTIMACION DE DISENO QUE RE- SULTA EN UNA MEZCLA CEMENTOSA QUE TIENE LA RESIS- TENCIA Y ASENTAMIENTO DESEADOS SIN EL USO DE PRUE- BAS CONVENCIONALES DE ENSAYO-ERROR, HACIENDOSE LA MEZCLA CEMENTOSA MEDIANTE EL PROCESO QUE COMPRENDE LOS PASOS DE: (a) SELECCIONAR UNA RESISTENCIA Y UN ASENTAMIENTO DESEADOS PARA LA MEZCLA CEMENTOSA; (b) SELECCIONAR EL TIPO DE CEMENTO Y AGREGADO QUE HABRAN DE UTILIZARSE EN LA MEZCLA CEMENTOSA; (c) IMPLEMENTAR UN PROCEDIMIENTO DE OPTIMACION DE DISENO QUE DETERMINE LAS PROPORCIONES DE TIPO SE- LECCIONADO DE CEMENTO, AGREGADO Y AGUA RESULTANDO EN LA MEZCLA CEMENTOSA QUE TIENE LA RESISTENCIA Y EL ASENTAMIENTO DESEADOS INCLUYENDO EL PROCESO DE OPTIMACION DE DISENO LOS SIGUIENTES PASOS: (i) DETERMINAR LA FORMA EMPIRICA EL DIAMETRO PRO- MEDIO DEL TAMANOO DE CADA UNO DE LOS TIPOS SELEC- CIONADOS DE CEMENTO Y AGREGADO; (ii) DETERMINAR DE FORMA EMPIRICA UNA DENSIDAD DE EMPAQUETAMIENTO PA- RA CADA UNO DE LOS TIPOS SELECCIONADOS DE CEMENTO Y AGREGADO; (iii) SELECCIONAR UNA PRIMERA MEZCLA QUE TENGA PROPORCIONESDEL TIPO SELECCIONADO DE CE- MENTO Y AGREGADO QUE PREVENGAN LA SEGREGACION; (iv) DETERMINAR DE UN PRIMER MODELO MATEMATICO UNA DENSIDAD DE EMPAQUETAMIENTO PARA LA PRIMERA MEZCLA ESTANDO BASADO EN EL PRIMER MODELO MATEMATICO EN EL DIAMETRO DEL TAMANO PROMEDIO Y EN LA DENSIDAD DE EMPAQUETAMIENTO PARA CADA TIPO SELECCIONADO DE CEMENTO Y AGREGADO; (v) DETERMINAR A PARTIR DE UN SEGUNDO MODELO MATEMATICO UNA CANTIDAD MINIMA DE AGUA REQUERIDA PARA PROPORCIONAR A LA PRIMERA MEZ- CLA EL ASENTAMIENTO DESEADO; (vi) DETERMINAR A PARTIR DE UN TERCER MODELO MATEMATICO UNA REISTEN- CIA CALCULADA PARA LA PRIMERA MEZCLA COMBINADA EN EL PASO (v); Y (vii) COMPARAR LA RESISTENCIA CAL- CULADA DE LA PRIMERA MEZCLA DESEADA; Y (viii) RE- PETIR LOS PASOS (iv) - (vii) PARA LAS MEZCLAS ADI- CIONALES FORMADAS MEDIANTE LA VARIACION DE LAS PROPORCIONES DE LOS TIPOS SELECCIONADOS DE CEMENTO Y AGREGADO HASTA QUE LA RESISTENCIA CALCULADA PARA LA MEZCLA ADICIONAL SEA IGUAL A LA RESISTENCIA DESEADA PARA LA MEZCLA CEMENTOSA, TENIENDO LAS MEZCLAS ADICIONALES PROPORCIONES DEL TIPO SELEC- CIONADO DE CEMENTO Y AGREGADO QUE EVITARA LA SE- GREGACION; Y (d) MEZCLAR LAS PROPORCIONES DEL TIPO SELECCIONADO DE CEMENTO, AGREGADO Y AGUA DEFINIDAS EN LE PASO (viii) PRODUCIENDO DE ESTA FORMA LA MEZCLA CEMEN- TOSA QUE TENGA LA RESISTENCIA Y ASENTAMIENTO DE- SEADOS. FIGURA 1
CO94036247A 1993-08-18 1994-08-17 Metodos para fabricar microestructuralmente mezclas cemento- sas y disenos optimizados de las mezclas asi obtenidas. CO4520143A1 (es)

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US10910093A 1993-08-18 1993-08-18

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Country Status (15)

Country Link
EP (1) EP0714383A4 (es)
JP (1) JPH08511486A (es)
CN (1) CN1100395A (es)
AU (1) AU679784B2 (es)
BR (1) BR9407168A (es)
CA (1) CA2168643A1 (es)
CO (1) CO4520143A1 (es)
EG (1) EG20631A (es)
IL (1) IL110605A (es)
NZ (1) NZ273435A (es)
PE (1) PE33195A1 (es)
RU (1) RU2135427C1 (es)
WO (1) WO1995005350A1 (es)
ZA (1) ZA945497B (es)
ZW (1) ZW10394A1 (es)

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KR950704099A (ko) * 1992-11-25 1995-11-17 에쌈 카소기 고도(高度)로 무기물(無機物)이 충전(充塡)된 조성물(Highly Inorganically Filled Compositions)
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CN1100395A (zh) 1995-03-22
AU679784B2 (en) 1997-07-10
JPH08511486A (ja) 1996-12-03
BR9407168A (pt) 1996-09-17
IL110605A (en) 1998-08-16
EP0714383A1 (en) 1996-06-05
CA2168643A1 (en) 1995-02-23
ZW10394A1 (en) 1994-09-28
PE33195A1 (es) 1995-11-23
ZA945497B (en) 1995-06-07
IL110605A0 (en) 1994-11-11
NZ273435A (en) 1997-10-24
AU7670994A (en) 1995-03-14
RU2135427C1 (ru) 1999-08-27
WO1995005350A1 (en) 1995-02-23
EG20631A (en) 1999-10-31
EP0714383A4 (en) 1998-04-01

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