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Project 0.7710442915951962 in Spain
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Project 0.7710442915951962 in Spain

    Statements

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    87,120.0 Euro
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    108,900.0 Euro
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    80.0 percent
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    1 January 2018
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    31 December 2020
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    UNIVERSIDAD DE JAEN
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    23050
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    EL CALENTAMIENTO GLOBAL ES OCASIONADO POR LA EMISION DE GASES DE EFECTO INVERNADERO Y ES UNO DE LOS GRANDES PROBLEMAS DE LA SOCIEDAD. LA FABRICACION DE CEMENTO PORTLAND CONLLEVA LA UTILIZACION DE GRAN CANTIDAD DE RECURSOS ENERGETICOS Y EL EMPLEO DE COMBUSTIBLES LO QUE SUPONE UN IMPACTO AMBIENTAL QUE AFECTA A DIFERENTES AREAS: LA EXPLOTACION DE CANTERAS, LA EMISION A LA ATMOSFERA DE PARTICULAS Y DE ELEVADAS CANTIDADES DE CO2. LA BUSQUEDA DE NUEVOS CEMENTOS ALTERNATIVOS O VERDES ES NECESARIA PARA LIMITAR DICHAS EMISIONES. EL CEMENTO VERDE MAS PROMETEDOR ES EL CEMENTO ALCALINO O CEMENTO GEOPOLIMERICO DEBIDO A SUS PROPIEDADES Y BAJO IMPACTO AMBIENTAL, SIENDO CONSIDERADO EL CEMENTO DEL FUTURO. SE OBTIENEN POR LA INTERACCION QUIMICA ENTRE DISOLUCIONES FUERTEMENTE ALCALINAS Y SILICOALUMINATOS DE ORIGEN NATURAL, COMO LAS ARCILLAS, O ARTIFICIAL COMO LOS SUBPRODUCTOS INDUSTRIALES. EL DESARROLLO DE ESTE MATERIAL ES AMBIENTALMENTE SOSTENIBLE, AL EMPLEAR COMO MATERIA PRIMA SUBPRODUCTOS Y RESIDUOS INDUSTRIALES, REQUERIR MENOR CONSUMO DE ENERGIA QUE EL CEMENTO PORTLAND Y REDUCIR SIGNIFICATIVAMENTE LAS EMISIONES DE CO2._x000D_ EL CULTIVO DEL OLIVAR Y SU INDUSTRIA ASOCIADA GENERAN UNA SERIE DE RESIDUOS O SUBPRODUCTOS TALES COMO PODA DE OLIVO, HUESO DE ACEITUNA Y ORUJILLO QUE DADO SU POTENCIAL ENERGETICO PUEDEN SER UTILIZADOS COMO COMBUSTIBLE, GENERANDO OTRO RESIDUO, CENIZAS. LA MAYOR PARTE DE LAS CENIZAS GENERADAS SE DEPOSITAN EN VERTEDERO, CAUSANDO UN EFECTO NEGATIVO SOBRE EL MEDIO AMBIENTE. EL PROYECTO QUE SE PROPONE, PLANTEA UNA NUEVA APLICACION POTENCIAL DE LAS DISTINTAS CENIZAS GENERADAS POR LA COMBUSTION DE DISTINTAS BIOMASAS DEL OLIVAR MEDIANTE SU VALORIZACION EN NUEVOS CEMENTOS GEOPOLIMERICOS. CON OBJETO DE MEJORAR LAS PROPIEDADES MECANICAS DE LOS CEMENTOS GEOPOLIMERICOS, SE OBTENDRAN COMPOSITES GEOPOLIMERICOS EMPLEANDO COMO REFUERZO FIBRA DE PODA DE OLIVO. DE ESTE MODO, SE ESPERA MEJORAR LA GESTION DE DICHOS RESIDUOS, REDUCIR SU IMPACTO MEDIOAMBIENTAL Y CONSEGUIR MEJORAS ECONOMICAS. _x000D_ EN UNA PRIMERA ETAPA SE ANALIZARA LA PRODUCCION DE CENIZAS DE BIOMASA DEL OLIVAR EN CUANTO A VOLUMENES Y LOCALIZACIONES DE PRODUCCION A NIVEL NACIONAL. EN PARALELO SE ANALIZARA LA COMPOSICION QUIMICA DE LOS RESIDUOS Y DE LAS ARCILLAS DE LA ZONA DE BAILEN QUE SE EMPLEARAN COMO FUENTE ADICIONAL DE ALUMINOSILICATOS. UNA VEZ CARACTERIZADAS LAS MATERIAS PRIMAS, SE PROCEDERA A LA FORMULACION DE LOS NUEVOS CEMENTOS GEOPOLIMERICOS ESTUDIANDO DISTINTAS VARIABLES, Y A SU CARACTERIZACION QUIMICA, FISICA, MECANICA, TERMICA Y AMBIENTAL. A PARTIR DE LOS RESULTADOS OBTENIDOS SE DEFINIRAN LAS ESTRATEGIAS PARA FORMULAR LA FABRICACION DE LOS COMPOSITES GEOPOLIMERICOS MEDIANTE LA ADICION DE FIBRAS DE PODA DE OLIVO, ESTUDIANDO EL EFECTO DE LA PROPORCION, TAMAÑO Y TRATAMIENTO FISICO O QUIMICO SOBRE LAS PROPIEDADES MECANICAS, FISICAS, TERMICAS Y DE DURABILIDAD. TAMBIEN SE LLEVARA A CABO UN ANALISIS TECNO-ECONOMICO Y UN ANALISIS DE SOSTENIBILIDAD DE LA OBTENCION DE LOS NUEVOS CEMENTOS GEOPOLIMERICOS Y COMPOSITES GEOPOLIMERICOS A TRAVES DEL ANALISIS DEL CICLO DE VIDA (ACV). _x000D_ ESTE PROYECTO PRETENDE CONTRIBUIR AL RETO SOBRE ACCION SOBRE EL CAMBIO CLIMATICO (MEDIANTE EL DESARROLLO DE CEMENTOS ALCALINOS ALTERNATIVOS AL CEMENTO PORTLAND) Y EFICIENCIA EN LA UTILIZACION DE RECURSOS Y MATERIAS PRIMAS (EMPLEANDO COMO MATERIA SUBPRODUCTOS O RESIDUOS INDUSTRIALES). EL DESARROLLO DE ESTOS NUEVOS MATERIALES SOSTENIBLES CONSTITUIRA UN DESARROLLO CIENTIFICO, TECNICO, ECONOMICO Y AMBIENTAL. (Spanish)
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    THE GLOBAL WARMING IS CAUSED BY THE EMISSION OF GREENHOUSE GASES AND IS ONE OF THE GREAT PROBLEMS OF THE SOCIETY. THE MANUFACTURE OF PORTLAND CEMENT INVOLVES THE USE OF A LARGE AMOUNT OF ENERGY RESOURCES AND THE USE OF FUELS WHICH IMPLIES AN ENVIRONMENTAL IMPACT THAT AFFECTS DIFFERENT AREAS: THE EXPLOITATION OF QUARRIES, THE EMISSION TO THE ATMOSPHERE OF PARTICLES AND HIGH AMOUNTS OF CO2. THE SEARCH FOR NEW ALTERNATIVE OR GREEN CEMENTS IS NECESSARY TO LIMIT SUCH EMISSIONS. THE MOST PROMISING GREEN CEMENT IS ALKALINE CEMENT OR GEOPOLYMERIC CEMENT DUE TO ITS PROPERTIES AND LOW ENVIRONMENTAL IMPACT, BEING CONSIDERED THE CEMENT OF THE FUTURE. THEY ARE OBTAINED BY THE CHEMICAL INTERACTION BETWEEN STRONGLY ALKALINE SOLUTIONS AND SILICOALUMINATES OF NATURAL ORIGIN, AS CLAYS, OR ARTIFICIAL, AS INDUSTRIAL BY-PRODUCTS. THE DEVELOPMENT OF THIS MATERIAL IS ENVIRONMENTALLY SUSTAINABLE, USING AS RAW MATERIAL BYPRODUCTS AND INDUSTRIAL WASTES, REQUIRE LESS ENERGY CONSUMPTION THAN PORTLAND CEMENT AND SIGNIFICANTLY REDUCE CO2 EMISSIONS._x000D_ OLIVE CROP AND ITS ASSOCIATED INDUSTRY GENERATE A SERIES OF WASTES OR BY-PRODUCTS SUCH AS OLIVE PRUNING, OLIVE BONE AND OLIVE POMACE THAT GIVEN THEIR ENERGY POTENTIAL CAN BE USED AS FUEL, GENERATING ANOTHER RESIDUE, ASH. MOST OF THE ASH GENERATED IS DEPOSITED IN LANDFILL, CAUSING A NEGATIVE EFFECT ON THE ENVIRONMENT. THE PROJECT PROPOSES A NEW POTENTIAL APPLICATION OF THE DIFFERENT ASH GENERATED BY THE COMBUSTION OF DIFFERENT OLIVE BIOMASS THROUGH ITS VALORIZATION IN NEW GEOPOLYMERIC CEMENTS. IN ORDER TO IMPROVE THE MECHANICAL PROPERTIES OF GEOPOLYMERIC CEMENTS, GEOPOLYMER COMPOSITES WILL BE OBTAINED USING AS REINFORCEMENT OLIVE PRUNING FIBER. IN THIS WAY IT IS HOPED TO IMPROVE THE MANAGEMENT OF SUCH WASTE TO REDUCE ITS ENVIRONMENTAL IMPACT AND ACHIEVE ECONOMIC IMPROVEMENTS._x000D_ IN A FIRST STAGE THE PRODUCTION OF OLIVE BIOMASS ASH IN VOLUMES AND LOCATIONS OF PRODUCTION AT NATIONAL LEVEL WILL BE ANALYZED. IN PARALLEL, THE CHEMICAL COMPOSITION OF THE WASTES AND THE CLAYS OF THE BAILEN AREA WILL BE ANALYZED, WHICH WILL BE USED AS AN ADDITIONAL SOURCE OF ALUMINOSILICATES. ONCE THE RAW MATERIALS ARE CHARACTERIZED, THE NEW GEOPOLYMER CEMENTS WILL BE FORMULATED, STUDYING DIFFERENT VARIABLES, AND THEIR CHEMICAL, PHYSICAL, MECHANICAL, THERMAL AND ENVIRONMENTAL CHARACTERIZATION. FROM THE RESULTS OBTAINED THE STRATEGIES TO FORMULATE THE MANUFACTURE OF THE GEOPOLYMERIC COMPOSITES BY MEANS OF THE ADDITION OF OLIVE PRUNING FIBERS WILL BE DEFINED, STUDYING THE EFFECT OF THE PROPORTION, SIZE AND PHYSICAL OR CHEMICAL TREATMENT ON THE MECHANICAL, PHYSICAL, THERMAL AND DURABILITY. A TECHNO-ECONOMIC ANALYSIS, AND A SUSTAINABILITY ANALYSIS OF THE PRODUCTION OF NEW GEOPOLYMERIC CEMENTS AND GEOPOLYMER COMPOSITES WILL ALSO BE CARRIED OUT THROUGH LIFE CYCLE ANALYSIS (LCA)._x000D_ THIS PROJECT AIMS TO CONTRIBUTE TO THE CHALLENGE OF ACTION ON CLIMATE CHANGE (THROUGH THE DEVELOPMENT OF ALTERNATIVE ALKALINE CEMENTS TO PORTLAND CEMENT) AND EFFICIENCY IN THE USE OF RESOURCES AND RAW MATERIALS (USING BY-PRODUCTS OR INDUSTRIAL WASTE AS A RAW MATERIALS). THE DEVELOPMENT OF THESE NEW SUSTAINABLE MATERIALS WILL CONSTITUTE SCIENTIFIC, TECHNICAL, ECONOMIC AND ENVIRONMENTAL DEVELOPMENT. (English)
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    Jaén
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    Identifiers

    MAT2017-88097-R
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