cancel
Showing results for 
Show  only  | Search instead for 
Did you mean: 
New to using JMP? Hit the ground running with the Early User Edition of Discovery Summit. Register now, free of charge.
Register for our Discovery Summit 2024 conference, Oct. 21-24, where you’ll learn, connect, and be inspired.
%3CLINGO-SUB%20id%3D%22lingo-sub-212561%22%20slang%3D%22zh-CN%22%20mode%3D%22NONE%22%20mode%3D%22NONE%22%20mode%3D%22NONE%22%3EJMP%20hace%20que%20la%20gesti%C3%B3n%20de%20la%20fiabilidad%20sea%20m%C3%A1s%20eficiente%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-212561%22%20slang%3D%22zh-CN%22%20mode%3D%22NONE%22%20mode%3D%22NONE%22%20mode%3D%22NONE%22%3E%3CP%3EEn%20los%20%C3%BAltimos%20a%C3%B1os%2C%20cada%20vez%20m%C3%A1s%20empresas%20han%20comenzado%20a%20centrarse%20en%20mejorar%20la%20fiabilidad%20de%20sus%20productos.La%20confiabilidad%20se%20ha%20convertido%20en%20uno%20de%20los%20indicadores%20importantes%20para%20medir%20la%20calidad%20del%20producto.La%20confiabilidad%20se%20refiere%20a%20la%20probabilidad%20de%20que%20el%20producto%20realice%20la%20funci%C3%B3n%20especificada%20dentro%20del%20tiempo%20especificado%20bajo%20las%20condiciones%20de%20uso%20especificadas.Un%20problema%20encontrado%20por%20muchas%20empresas%20al%20implementar%20la%20administraci%C3%B3n%20de%20confiabilidad%20es%20que%20cuando%20la%20administraci%C3%B3n%20de%20confiabilidad%20de%20los%20productos%20se%20desarrolla%20hasta%20una%20cierta%20etapa%2C%20es%20probable%20que%20se%20utilicen%20m%C3%A9todos%20de%20modelado%20estad%C3%ADstico%2C%20y%20dado%20que%20el%20m%C3%A9todo%20de%20modelado%20estad%C3%ADstico%20de%20confiabilidad%20es%20relativamente%20m%C3%A1s%20complicado%2C%20muchos%20se%20llaman%20seis%20est%C3%A1ndares.%20Los%20asesores%20de%20los%20pobres%20maestros%20del%20cintur%C3%B3n%20negro%20no%20se%20atreven%20a%20tocarlo%20f%C3%A1cilmente%2C%20lo%20que%20invisiblemente%20arroja%20un%20misterioso%20velo%20en%20el%20an%C3%A1lisis%20de%20confiabilidad.%3C%2FP%3E%0A%3CP%3EAl%20estudiar%20los%20elementos%20de%20calidad%20de%20los%20productos%2C%20Zhu%20Lan%2C%20un%20gur%C3%BA%20de%20la%20gesti%C3%B3n%20de%20la%20calidad%2C%20resumi%C3%B3%20varias%20caracter%C3%ADsticas%20de%20calidad%20y%20las%20dividi%C3%B3%20en%20tres%20categor%C3%ADas%3A%20primero%2C%20caracter%C3%ADsticas%20t%C3%A9cnicas%20como%20resistencia%2C%20dureza%2C%20voltaje%2C%20etc.%20En%20segundo%20lugar%2C%20caracter%C3%ADsticas%20psicol%C3%B3gicas%2C%20como%20Percepci%C3%B3n%2C%20visi%C3%B3n%2C%20gusto%2C%20etc.%2C%20tercero%2C%20caracter%C3%ADsticas%20relacionadas%20con%20el%20tiempo%2C%20tales%20como%20confiabilidad%2C%20capacidad%20de%20mantenimiento%2C%20etc.Esto%20demuestra%20que%20la%20fiabilidad%20es%20una%20parte%20indispensable%20del%20control%20de%20calidad.%3C%2FP%3E%0A%3CP%3E%26nbsp%3BMuchos%20fabricantes%20de%20autom%C3%B3viles%20conocidos%20han%20estado%20trabajando%20en%20confiabilidad%20durante%20muchos%20a%C3%B1os%2C%20y%20GM%20es%20una%20de%20las%20primeras%20compa%C3%B1%C3%ADas%20en%20introducir%20conceptos%20de%20confiabilidad%20para%20el%20dise%C3%B1o%20y%20la%20producci%C3%B3n%20de%20productos.Despu%C3%A9s%20de%20un%20largo%20per%C3%ADodo%20de%20trabajo%20de%20confiabilidad%2C%20el%20nivel%20de%20confiabilidad%20de%20GM%20ha%20aumentado%20significativamente.En%20los%20%C3%BAltimos%20a%C3%B1os%2C%20el%20informe%20de%20la%20encuesta%20de%20fiabilidad%20de%20veh%C3%ADculos%20automotores%20(VDS)%20de%20Norteam%C3%A9rica%2C%20publicado%20por%20JDPower%2C%20la%20organizaci%C3%B3n%20de%20investigaci%C3%B3n%20automotriz%20autorizada%20en%20los%20Estados%20Unidos%2C%20muestra%20que%20la%20marca%20Buick%20de%20GM%20ha%20estado%20entre%20las%20tres%20principales%20durante%20mucho%20tiempo%20y%20su%20rendimiento%20es%20muy%20estable.%3C%2FP%3E%0A%3CP%3EAdem%C3%A1s%20de%20la%20industria%20automotriz%2C%20la%20ingenier%C3%ADa%20de%20confiabilidad%20tambi%C3%A9n%20se%20usa%20ampliamente%20en%20otras%20industrias%20manufactureras.Observe%20la%20valiosa%20experiencia%20de%20compa%C3%B1%C3%ADas%20como%20Intel%20y%20Dow%20Chemical%20al%20integrar%20las%20herramientas%20de%20confiabilidad%20en%20la%20cadena%20de%20valor%20original%20de%20I%20%2B%20D%2C%20producci%C3%B3n%20y%20uso%20del%20sitio%20del%20cliente%20de%20la%20compa%C3%B1%C3%ADa.%20No%20es%20dif%C3%ADcil%20encontrar%20que%20uno%20de%20los%20factores%20clave%20para%20el%20%C3%A9xito%20es%20hacer%20que%20la%20confiabilidad%20no%20sea%20Se%20ha%20convertido%20en%20uno%20de%20los%20favoritos%20de%20algunas%20%C3%A9lites%20de%20investigaci%C3%B3n%20y%20desarrollo.%20En%20cambio%2C%20visualiza%20y%20simplifica%20el%20an%C3%A1lisis%20de%20confiabilidad%2C%20lo%20que%20lo%20convierte%20en%20una%20herramienta%20com%C3%BAn%20que%20muchos%20t%C3%A9cnicos%20pueden%20usar%20y%20se%20puede%20utilizar%20para%20obtener%20mejoras%20en%20la%20toma%20de%20decisiones.%3C%2FP%3E%0A%3CP%3EPara%20ser%20justos%2C%20es%20bastante%20dif%C3%ADcil%20lograrlo%20hace%20m%C3%A1s%20de%20una%20d%C3%A9cada.%20La%20sensaci%C3%B3n%20de%20las%20empresas%20comunes%20es%20que%20la%20confiabilidad%20es%20%22inesperada%22.Sin%20embargo%2C%20el%20r%C3%A1pido%20desarrollo%20y%20la%20madurez%20de%20la%20tecnolog%C3%ADa%20inform%C3%A1tica%20moderna%20en%20los%20%C3%BAltimos%20a%C3%B1os%20ha%20permitido%20a%20las%20empresas%20cumplir%20las%20condiciones%20previas%20de%20los%20obst%C3%A1culos%20t%C3%A9cnicos%20tradicionales.%20Muchos%20portadores%20de%20herramientas%20confiables%20representados%20por%20el%20software%20estad%C3%ADstico%20de%20control%20de%20calidad%20profesional%20JMP%20han%20creado%20un%20an%C3%A1lisis%20avanzado%20interactivo%20y%20visual.%20El%20modo%20tiene%20las%20ventajas%20de%20una%20operaci%C3%B3n%20simple%20y%20una%20alta%20eficiencia%20de%20an%C3%A1lisis%2C%20lo%20que%20hace%20que%20la%20confiabilidad%20vaya%20por%20el%20altar%20y%20avance%20hacia%20la%20%22popularizaci%C3%B3n%22.%3C%2FP%3E%0A%3CP%3ELas%20siguientes%20secciones%20se%20enfocar%C3%A1n%20en%20varias%20direcciones%20importantes%20de%20aplicaciones%20para%20el%20an%C3%A1lisis%20de%20confiabilidad%20y%20la%20ayuda%20del%20an%C3%A1lisis%20de%20confiabilidad%20de%20visualizaci%C3%B3n%20interactiva%20JMP.%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%3C%2FP%3E%0A%3CP%3E%3CSTRONG%3E%20l%20%3C%2FSTRONG%3E%3CSTRONG%3E%20Distribuci%C3%B3n%20de%20datos%20de%20vida.%20%3C%2FSTRONG%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%20%26nbsp%3B%20En%20la%20ingenier%C3%ADa%20de%20confiabilidad%2C%20si%20los%20datos%20de%20vida%20del%20producto%20se%20pueden%20ajustar%20a%20una%20cierta%20distribuci%C3%B3n%20de%20probabilidad%2C%20las%20caracter%C3%ADsticas%20de%20esta%20distribuci%C3%B3n%20se%20pueden%20usar%20para%20tomar%20decisiones%20de%20dise%C3%B1o%20y%20evaluaci%C3%B3n%20de%20fabricaci%C3%B3n.Sin%20embargo%2C%20la%20dificultad%20es%20que%20los%20datos%20de%20confiabilidad%20tienen%20una%20caracter%C3%ADstica%20l%C3%ADmite%2C%20y%20su%20distribuci%C3%B3n%20de%20probabilidad%20es%20mucho%20m%C3%A1s%20complicada%20y%20m%C3%A1s%20dif%C3%ADcil%20de%20entender%20que%20la%20distribuci%C3%B3n%20de%20datos%20generales.Con%20la%20ayuda%20del%20software%20JMP%2C%20los%20ingenieros%20pueden%20identificar%20f%C3%A1cilmente%20la%20distribuci%C3%B3n%20de%20los%20datos%20de%20vida%20m%C3%A1s%20coincidentes%20en%20unos%20pocos%20segundos%20simplemente%20haciendo%20clic%20con%20el%20mouse%20para%20encontrar%20el%20tipo%20de%20distribuci%C3%B3n%20de%20los%20datos%20de%20vida%20m%C3%A1s%20coincidentes%20en%20unos%20pocos%20segundos.%20Predecir%20la%20vida%20%C3%BAtil%20del%20producto%2C%20la%20probabilidad%20de%20falla%2C%20la%20densidad%20de%20probabilidad%20de%20falla%20y%20la%20tasa%20de%20falla.%3C%2FP%3E%0A%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-center%22%20style%3D%22width%3A%20749px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%A3%BD%E5%91%BD%E8%B3%87%E6%96%99%E5%88%86%E4%BD%88%22%20style%3D%22width%3A%20749px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%A3%BD%E5%91%BD%E8%B3%87%E6%96%99%E5%88%86%E4%BD%88%22%20style%3D%22width%3A%20749px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%A3%BD%E5%91%BD%E8%B3%87%E6%96%99%E5%88%86%E4%BD%88%22%20style%3D%22width%3A%20749px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.jmp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F17704i35EB798C69D135F8%2Fimage-dimensions%2F749x386%3Fv%3Dv2%22%20width%3D%22749%22%20height%3D%22386%22%20role%3D%22button%22%20title%3D%22%E5%AF%BF%E5%91%BD%E6%95%B0%E6%8D%AE%E5%88%86%E5%B8%83.jpg%22%20alt%3D%22%E5%A3%BD%E5%91%BD%E8%B3%87%E6%96%99%E5%88%86%E4%BD%88%22%20%2F%3E%3Cspan%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%A3%BD%E5%91%BD%E8%B3%87%E6%96%99%E5%88%86%E4%BD%88%3C%2Fspan%3E%3C%2Fspan%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%A3%BD%E5%91%BD%E8%B3%87%E6%96%99%E5%88%86%E4%BD%88%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%A3%BD%E5%91%BD%E8%B3%87%E6%96%99%E5%88%86%E4%BD%88%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3EDistribuci%C3%B3n%20de%20datos%20de%20vida.%3C%2FSPAN%3E%3C%2FSPAN%3E%3C%2FP%3E%0A%3CP%3E%3CSTRONG%3E%20l%20%3C%2FSTRONG%3E%3CSTRONG%3E%20Predicci%C3%B3n%20de%20fiabilidad%20%3C%2FSTRONG%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%26nbsp%3B%26nbsp%3B%26nbsp%3B%20Despu%C3%A9s%20de%20comprender%20la%20distribuci%C3%B3n%20de%20los%20datos%20de%20vida%2C%20podemos%20hacer%20predicciones%20de%20confiabilidad.JMP%20puede%20ayudarnos%20a%20predecir%20la%20cantidad%20de%20fallas%20en%20el%20futuro.Las%20fallas%20futuras%20se%20pueden%20estimar%20utilizando%20gr%C3%A1ficos%20interactivos%20que%20ajustan%20factores%20como%20la%20producci%C3%B3n%20futura%20y%20la%20duraci%C3%B3n%20del%20contrato.%3C%2FP%3E%0A%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-center%22%20style%3D%22width%3A%20749px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%AF%E9%9D%A0%E5%BA%A6%E9%A0%90%E6%B8%AC%22%20style%3D%22width%3A%20749px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%AF%E9%9D%A0%E5%BA%A6%E9%A0%90%E6%B8%AC%22%20style%3D%22width%3A%20749px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%AF%E9%9D%A0%E5%BA%A6%E9%A0%90%E6%B8%AC%22%20style%3D%22width%3A%20749px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.jmp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F17705iB9915B50F704242A%2Fimage-dimensions%2F749x317%3Fv%3Dv2%22%20width%3D%22749%22%20height%3D%22317%22%20role%3D%22button%22%20title%3D%22%E5%8F%AF%E9%9D%A0%E6%80%A7%E9%A2%84%E6%B5%8B.jpg%22%20alt%3D%22%E5%8F%AF%E9%9D%A0%E5%BA%A6%E9%A0%90%E6%B8%AC%22%20%2F%3E%3Cspan%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%AF%E9%9D%A0%E5%BA%A6%E9%A0%90%E6%B8%AC%3C%2Fspan%3E%3C%2Fspan%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%AF%E9%9D%A0%E5%BA%A6%E9%A0%90%E6%B8%AC%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%AF%E9%9D%A0%E5%BA%A6%E9%A0%90%E6%B8%AC%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3EPredicci%C3%B3n%20de%20fiabilidad%3C%2FSPAN%3E%3C%2FSPAN%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%3C%2FP%3E%0A%3CP%3E%3CSTRONG%3El%20prueba%20de%20vida%20acelerada%3C%2FSTRONG%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%20Si%20desea%20cuantificar%20a%C3%BAn%20m%C3%A1s%20el%20impacto%20que%20las%20diferentes%20condiciones%20de%20carga%20pueden%20tener%20en%20su%20producto%2C%20necesita%20utilizar%20un%20m%C3%A9todo%20estad%C3%ADstico%20que%20sea%20mucho%20m%C3%A1s%20complicado%20que%20el%20an%C3%A1lisis%20de%20regresi%C3%B3n%20unidireccional%20tradicional.El%20software%20JMP%20simplifica%20este%20proceso%20de%20an%C3%A1lisis%2C%20transformando%20principios%20estad%C3%ADsticos%20complejos%20en%20una%20serie%20de%20combinaciones%20gr%C3%A1ficas%20que%20muestran%20v%C3%ADvidamente%20el%20impacto%20de%20los%20factores%20de%20vida%20acelerados%20(como%20la%20temperatura%20en%20este%20ejemplo)%20en%20la%20vida%20del%20producto%20en%20diferentes%20niveles.%20.%3C%2FP%3E%0A%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-center%22%20style%3D%22width%3A%20750px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8A%A0%E9%80%9F%E5%A3%BD%E5%91%BD%E8%A9%A6%E9%A9%97%22%20style%3D%22width%3A%20750px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8A%A0%E9%80%9F%E5%A3%BD%E5%91%BD%E8%A9%A6%E9%A9%97%22%20style%3D%22width%3A%20750px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8A%A0%E9%80%9F%E5%A3%BD%E5%91%BD%E8%A9%A6%E9%A9%97%22%20style%3D%22width%3A%20750px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.jmp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F17707i4449F24861CC5E44%2Fimage-dimensions%2F750x416%3Fv%3Dv2%22%20width%3D%22750%22%20height%3D%22416%22%20role%3D%22button%22%20title%3D%22%E5%8A%A0%E9%80%9F%E5%AF%BF%E5%91%BD%E8%AF%95%E9%AA%8C.jpg%22%20alt%3D%22%E5%8A%A0%E9%80%9F%E5%A3%BD%E5%91%BD%E8%A9%A6%E9%A9%97%22%20%2F%3E%3Cspan%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8A%A0%E9%80%9F%E5%A3%BD%E5%91%BD%E8%A9%A6%E9%A9%97%3C%2Fspan%3E%3C%2Fspan%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8A%A0%E9%80%9F%E5%A3%BD%E5%91%BD%E8%A9%A6%E9%A9%97%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8A%A0%E9%80%9F%E5%A3%BD%E5%91%BD%E8%A9%A6%E9%A9%97%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3EPrueba%20de%20vida%20acelerada%3C%2FSPAN%3E%3C%2FSPAN%3E%3C%2FP%3E%0A%3CP%3E%3CSTRONG%3E%20l%20%3C%2FSTRONG%3E%3CSTRONG%3E%20Parametro%20de%20supervivencia%20modelo%20%3C%2FSTRONG%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%20%26nbsp%3B%26nbsp%3BEn%20muchos%20casos%2C%20no%20solo%20la%20temperatura%20y%20una%20condici%C3%B3n%20de%20carga%20afectan%20la%20vida%20%C3%BAtil%20del%20producto%2C%20sino%20tambi%C3%A9n%20la%20humedad%2C%20la%20vibraci%C3%B3n%2C%20la%20radiaci%C3%B3n%2C%20la%20presi%C3%B3n%2C%20los%20productos%20qu%C3%ADmicos%2C%20el%20polvo%2C%20la%20tensi%C3%B3n%2C%20la%20corriente%20y%20los%20factores%20humanos.%C2%BFC%C3%B3mo%20podemos%20expresar%20de%20manera%20exhaustiva%20e%20intuitiva%20el%20impacto%20de%20todos%20los%20factores%20en%20la%20vida%20del%20producto%3FEn%20JMP%2C%20la%20soluci%C3%B3n%20a%20este%20problema%20es%20representar%20con%20precisi%C3%B3n%20la%20relaci%C3%B3n%20entre%20los%20diversos%20factores%20de%20influencia%20(como%20el%20revestimiento%2C%20la%20temperatura%20en%20grados%20cent%C3%ADgrados%2C%20etc.%20en%20este%20ejemplo)%20y%20la%20confiabilidad%20del%20producto%20en%20un%20formato%20de%20%22descriptor%20de%20modelo%22%20f%C3%A1cil%20de%20entender.%20Predecir%20sincr%C3%B3nicamente%20la%20probabilidad%20de%20fallo%20y%20la%20vida%20%C3%BAtil%20del%20producto%20en%20diferentes%20condiciones.%3C%2FP%3E%0A%3CP%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-center%22%20style%3D%22width%3A%20750px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%83%E6%95%B8%E7%94%9F%E5%AD%98%E6%A8%A1%E5%9E%8B%22%20style%3D%22width%3A%20750px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%83%E6%95%B8%E7%94%9F%E5%AD%98%E6%A8%A1%E5%9E%8B%22%20style%3D%22width%3A%20750px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%83%E6%95%B8%E7%94%9F%E5%AD%98%E6%A8%A1%E5%9E%8B%22%20style%3D%22width%3A%20750px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.jmp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F17708iC3DEAD5F450E92DA%2Fimage-dimensions%2F750x653%3Fv%3Dv2%22%20width%3D%22750%22%20height%3D%22653%22%20role%3D%22button%22%20title%3D%22%E5%8F%82%E6%95%B0%E7%94%9F%E5%AD%98%E6%A8%A1%E5%9E%8B.jpg%22%20alt%3D%22%E5%8F%83%E6%95%B8%E7%94%9F%E5%AD%98%E6%A8%A1%E5%9E%8B%22%20%2F%3E%3Cspan%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%83%E6%95%B8%E7%94%9F%E5%AD%98%E6%A8%A1%E5%9E%8B%3C%2Fspan%3E%3C%2Fspan%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%83%E6%95%B8%E7%94%9F%E5%AD%98%E6%A8%A1%E5%9E%8B%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%83%E6%95%B8%E7%94%9F%E5%AD%98%E6%A8%A1%E5%9E%8B%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3EParametro%20de%20supervivencia%20modelo%3C%2FSPAN%3E%3C%2FSPAN%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%3C%2FP%3E%0A%3CP%3E%3CSTRONG%3E%20l%20%3C%2FSTRONG%3E%3CSTRONG%3E%20An%C3%A1lisis%20de%20envejecimiento%20del%20producto.%20%3C%2FSTRONG%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%20%26nbsp%3B%20%26nbsp%3BSi%20queremos%20tener%20una%20comprensi%C3%B3n%20m%C3%A1s%20profunda%20de%20las%20caracter%C3%ADsticas%20de%20calidad%20del%20producto%2C%20no%20solo%20podemos%20usar%20%22falla%22%2C%20%22no%20falla%22%20para%20indicar%20el%20estado%20de%20calidad%20del%20producto%2C%20sino%20tambi%C3%A9n%20una%20variable%20continua%20para%20describir%20los%20cambios%20en%20las%20caracter%C3%ADsticas%20del%20producto.Mientras%20se%20registren%20los%20datos%20relevantes%2C%20los%20ingenieros%20pueden%20usar%20JMP%20para%20realizar%20un%20ajuste%20de%20modelo%20m%C3%A1s%20preciso%20en%20el%20proceso%20de%20envejecimiento%20de%20las%20caracter%C3%ADsticas%20del%20producto%20(como%20Corriente%20en%20este%20ejemplo)%20en%20forma%20lineal%20o%20no%20lineal%2C%20y%20predecir%20la%20falla%20del%20producto%20bas%C3%A1ndose%20en%20esto.%20El%20tiempo%20de%20ocurrencia%2C%20as%C3%AD%20como%20la%20ley%20de%20caracter%C3%ADsticas%20del%20producto%20en%20el%20tiempo.%3CBR%20%2F%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-center%22%20style%3D%22width%3A%20749px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E7%94%A2%E5%93%81%E8%80%81%E5%8C%96%E5%88%86%E6%9E%90%22%20style%3D%22width%3A%20749px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E7%94%A2%E5%93%81%E8%80%81%E5%8C%96%E5%88%86%E6%9E%90%22%20style%3D%22width%3A%20749px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E7%94%A2%E5%93%81%E8%80%81%E5%8C%96%E5%88%86%E6%9E%90%22%20style%3D%22width%3A%20749px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.jmp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F17709iC60D1270BDDFC23C%2Fimage-dimensions%2F749x589%3Fv%3Dv2%22%20width%3D%22749%22%20height%3D%22589%22%20role%3D%22button%22%20title%3D%22%E4%BA%A7%E5%93%81%E8%80%81%E5%8C%96%E5%88%86%E6%9E%90.jpg%22%20alt%3D%22%E7%94%A2%E5%93%81%E8%80%81%E5%8C%96%E5%88%86%E6%9E%90%22%20%2F%3E%3Cspan%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E7%94%A2%E5%93%81%E8%80%81%E5%8C%96%E5%88%86%E6%9E%90%3C%2Fspan%3E%3C%2Fspan%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E7%94%A2%E5%93%81%E8%80%81%E5%8C%96%E5%88%86%E6%9E%90%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E7%94%A2%E5%93%81%E8%80%81%E5%8C%96%E5%88%86%E6%9E%90%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3EAn%C3%A1lisis%20de%20envejecimiento%20del%20producto.%3C%2FSPAN%3E%3C%2FSPAN%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%3C%2FP%3E%0A%3CP%3E%3CSTRONG%3E%20l%20%3C%2FSTRONG%3E%3CSTRONG%3E%20Dise%C3%B1o%20de%20experimentos%20de%20confiabilidad.%20%3C%2FSTRONG%3E%3C%2FP%3E%0A%3CP%3E%26nbsp%3B%20%26nbsp%3B%20Los%20datos%20del%20an%C3%A1lisis%20de%20confiabilidad%20se%20derivan%20principalmente%20de%20la%20prueba%20de%20confiabilidad.%20La%20prueba%20de%20confiabilidad%20generalmente%20es%20larga%20y%20destructiva%20para%20el%20producto.Para%20reducir%20los%20costos%2C%20necesitamos%20utilizar%20el%20menor%20n%C3%BAmero%20de%20muestras%20experimentales%20y%20el%20tiempo%20experimental%20m%C3%A1s%20corto%20para%20obtener%20la%20mayor%20informaci%C3%B3n.JMP%20es%20un%20software%20que%20goza%20de%20una%20reputaci%C3%B3n%20en%20el%20campo%20del%20dise%C3%B1o%20experimental.%20Los%20ingenieros%20pueden%20calcular%20de%20manera%20flexible%20y%20conveniente%20el%20n%C3%BAmero%20y%20la%20longitud%20de%20las%20muestras%20requeridas%20para%20realizar%20pruebas%20de%20confiabilidad%20y%20experimentos%20de%20verificaci%C3%B3n%20de%20confiabilidad%2C%20y%20tambi%C3%A9n%20pueden%20establecer%20un%20solo%20factor%20para%20considerar%20la%20interacci%C3%B3n%20entre%20los%20factores.%20(como%20el%20torque%20en%20este%20ejemplo%2C%20etc.)%20o%20la%20combinaci%C3%B3n%20de%20condiciones%20experimentales%20en%20la%20prueba%20de%20vida%20acelerada%20de%20dos%20factores%2C%20y%20el%20n%C3%BAmero%20de%20muestras%20bajo%20cada%20condici%C3%B3n%20experimental.%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%20lia-image-align-center%22%20style%3D%22width%3A%20750px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%AF%E9%9D%A0%E5%BA%A6%E5%AF%A6%E9%A9%97%E8%A8%AD%E8%A8%88%22%20style%3D%22width%3A%20750px%3B%22%3E%3CSPAN%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%AF%E9%9D%A0%E5%BA%A6%E5%AF%A6%E9%A9%97%E8%A8%AD%E8%A8%88%22%20style%3D%22width%3A%20750px%3B%22%3E%3Cspan%20class%3D%22lia-inline-image-display-wrapper%22%20image-alt%3D%22%E5%8F%AF%E9%9D%A0%E5%BA%A6%E5%AF%A6%E9%A9%97%E8%A8%AD%E8%A8%88%22%20style%3D%22width%3A%20750px%3B%22%3E%3Cimg%20src%3D%22https%3A%2F%2Fcommunity.jmp.com%2Ft5%2Fimage%2Fserverpage%2Fimage-id%2F17710iFD4E7C0189292BE4%2Fimage-dimensions%2F750x582%3Fv%3Dv2%22%20width%3D%22750%22%20height%3D%22582%22%20role%3D%22button%22%20title%3D%22%E5%8F%AF%E9%9D%A0%E6%80%A7%E5%AE%9E%E9%AA%8C%E8%AE%BE%E8%AE%A1.jpg%22%20alt%3D%22%E5%8F%AF%E9%9D%A0%E5%BA%A6%E5%AF%A6%E9%A9%97%E8%A8%AD%E8%A8%88%22%20%2F%3E%3Cspan%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%AF%E9%9D%A0%E5%BA%A6%E5%AF%A6%E9%A9%97%E8%A8%AD%E8%A8%88%3C%2Fspan%3E%3C%2Fspan%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%AF%E9%9D%A0%E5%BA%A6%E5%AF%A6%E9%A9%97%E8%A8%AD%E8%A8%88%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3E%E5%8F%AF%E9%9D%A0%E5%BA%A6%E5%AF%A6%E9%A9%97%E8%A8%AD%E8%A8%88%3C%2FSPAN%3E%3C%2FSPAN%3E%3CSPAN%20class%3D%22lia-inline-image-caption%22%20onclick%3D%22event.preventDefault()%3B%22%3EDise%C3%B1o%20de%20experimentos%20de%20confiabilidad.%3C%2FSPAN%3E%3C%2FSPAN%3E%3C%2FP%3E%3C%2FLINGO-BODY%3E%3CLINGO-TEASER%20id%3D%22lingo-teaser-212561%22%20slang%3D%22zh-CN%22%3E%3CP%3EEn%20los%20%C3%BAltimos%20a%C3%B1os%2C%20cada%20vez%20m%C3%A1s%20empresas%20han%20comenzado%20a%20centrarse%20en%20mejorar%20la%20fiabilidad%20de%20sus%20productos.La%20confiabilidad%20se%20ha%20convertido%20en%20uno%20de%20los%20indicadores%20importantes%20para%20medir%20la%20calidad%20del%20producto.La%20confiabilidad%20se%20refiere%20a%20la%20probabilidad%20de%20que%20el%20producto%20realice%20la%20funci%C3%B3n%20especificada%20dentro%20del%20tiempo%20especificado%20bajo%20las%20condiciones%20de%20uso%20especificadas.Un%20problema%20encontrado%20por%20muchas%20empresas%20al%20implementar%20la%20administraci%C3%B3n%20de%20confiabilidad%20es%20que%20cuando%20la%20administraci%C3%B3n%20de%20confiabilidad%20de%20los%20productos%20se%20desarrolla%20hasta%20una%20cierta%20etapa%2C%20es%20probable%20que%20se%20utilicen%20m%C3%A9todos%20de%20modelado%20estad%C3%ADstico%2C%20y%20dado%20que%20el%20m%C3%A9todo%20de%20modelado%20estad%C3%ADstico%20de%20confiabilidad%20es%20relativamente%20m%C3%A1s%20complicado%2C%20muchos%20se%20llaman%20seis%20est%C3%A1ndares.%20Los%20asesores%20de%20los%20pobres%20maestros%20del%20cintur%C3%B3n%20negro%20no%20se%20atreven%20a%20tocarlo%20f%C3%A1cilmente%2C%20lo%20que%20invisiblemente%20arroja%20un%20misterioso%20velo%20en%20el%20an%C3%A1lisis%20de%20confiabilidad.%3C%2FP%3E%3C%2FLINGO-TEASER%3E%3CLINGO-LABS%20id%3D%22lingo-labs-212561%22%20slang%3D%22zh-CN%22%20mode%3D%22NONE%22%20mode%3D%22NONE%22%20mode%3D%22NONE%22%3E%3CLINGO-LABEL%3ECable%20JMPer%3C%2FLINGO-LABEL%3E%3C%2FLINGO-LABS%3E
Choose Language Hide Translation Bar
Ritalv
Community Manager Community Manager
JMP讓可靠度管理更高效

近年來,越來越多的企業開始注重提升產品的可靠度。可靠度已經成為衡量產品品質的重要指標之一。所謂可靠度是指在規定的使用條件下,規定的時間內產品完成規定功能的機率。很多企業在實施可靠度管理時碰到的一個問題是當產品的可靠度管理發展到一定階段,必定會用到統計建模方法,而由於可靠度統計建模方法相對更複雜,很多號稱六標準差黑帶大師的諮詢師都不敢輕易碰它,這無形中給可靠度分析蒙上了一層神秘的面紗。

品質管理大師朱蘭在研究產品的品質元素時,曾將各種不同的品質特性歸納總結,分為三個大類:第一,技術特性,如強度、硬度、電壓等;第二,心理特性,如知覺、視覺、味覺等;第三,與時間相關的特性,如可靠度、可維修性等。由此可見,可靠度是品質管制中不可或缺的重要內容。

 許多知名汽車廠家已開展可靠度工作多年,通用公司就是最早引入可靠度概念進行產品設計生產的公司之一。經過了長期的可靠度工作開展後,通用汽車的可靠度水準顯著上升。最近幾年美國權威汽車研究機構J.D.Power公佈的北美地區汽車車輛可靠度(VDS)調查報告顯示,通用汽車旗下別克品牌長期位居三甲,表現非常穩定。

除了汽車行業,可靠度工程在其他製造業內也有廣泛的應用。留心觀察英特爾、陶氏化學等公司將可靠度工具融入企業原有的“研發、生產和顧客現場使用”價值鏈中的寶貴經驗,不難發現,其成功的關鍵因素之一就是讓可靠度不再成為少數研發精英的專寵,而是將可靠度分析視覺化、簡單化,使之成為眾多技術人員都可以使用的尋常工具,可以從中獲取決策依據的改善利器。

平心而論,十幾年前,要實現這一點還是具有相當難度的,普通企業的感覺是可靠度“可望而不可及”。然而,近年來現代電腦技術的迅猛發展和成熟使企業具備了跨越傳統技術障礙的前提條件,以專業品質管制統計軟體JMP為代表的諸多可靠度工具載體,開創了互動性、視覺化的先進分析模式,兼具操作簡易、分析高效的優點,讓可靠度走下神壇,走向“平民化”。

下面將著重介紹可靠度分析的幾個主要應用方向,以及JMP互動式視覺化的可靠度分析帶給企業的幫助。

 

l   壽命資料分佈

    在可靠度工程中,如果能夠將產品的壽命資料擬合為某一機率的分佈,就可以利用這個分佈的特性進行產品設計、製造的評估決策。但是困難的是,可靠度資料存在著設限特性,其機率分佈比一般資料的分佈擬合要複雜得多,也難理解得多。而借助JMP軟體,工程師只要輕鬆點擊滑鼠,即可在幾秒內從Weibull、對數正態、指數等十餘種分佈中進行智慧識別,尋找出最匹配的壽命資料的分佈類型,以便我們精確地預測產品的使用壽命、失效機率、失效機率密度和故障率等。

壽命資料分佈壽命資料分佈

l   可靠度預測

     在瞭解壽命資料的分佈情況之後,我們還可以進一步做可靠度預測。JMP可以幫助我們預測將來失效的次數。使用互動式圖形,調整將來產量和契約期限之類的因子,就可以估計將來的失效。

可靠度預測可靠度預測

 

l  加速壽命試驗

  如果想進一步量化地了解不同的負載條件可能對產品產生的影響,則需要用到比傳統的一元回歸分析要複雜得多的統計方法。JMP軟體將這個分析過程化繁為簡,把複雜的統計學原理轉化為一系列圖形組合,栩栩如生地展現出加速壽命因子(如本例中的溫度等)在不同水準時對產品壽命的影響程度。

加速壽命試驗加速壽命試驗

l   參數生存模型

    很多情況下,影響產品壽命的還不僅僅只有溫度一個負載條件,還可能包括濕度、振動、輻射、壓力、化學物質、沙塵、電壓、電流和人為因素等。怎樣才能綜合、直觀地表現所有因素對產品壽命的影響呢?在JMP中,這個問題的解決方案是用一種簡單易懂的“模型刻畫器”形式來精確地表現各個影響因素(如本例中的塗層、攝氏溫度等)與產品可靠度的關係,暫態同步地預測不同條件下的失效機率和產品使用壽命。

參數生存模型參數生存模型

 

l   產品老化分析

     如果要對產品的品質特性有更加深入的認識,我們不能僅僅用“失效”、“沒有失效”來表示產品的品質狀態,還要盡可能用一個連續變數來描述產品的特性變化。只要記錄了相關的資料,工程師使用JMP就能通過線性或非線性形式對產品特性(如本例中的Current等)的老化過程進行更加精確的模型擬合,並以此為基礎預測產品失效的發生時間,以及產品特性隨時間變化的規律。
產品老化分析產品老化分析

 

l   可靠度實驗設計

    可靠度分析的資料主要來源於可靠度實驗,可靠度實驗的時間一般較長,而且對產品都有破壞性。為了降低成本,我們需要用最少的實驗樣品、最短的實驗時間來最大限度地獲取資訊。JMP是一款在實驗設計領域享有聲譽的軟體,工程師可以靈活方便地計算開展可靠度檢驗實驗和可靠度驗證實驗所需的樣本數量和時間長度,還可以設置開展考慮因子間交互作用的單因子(如本例中的扭矩等)或雙因子加速壽命實驗時的實驗條件組合,以及計算每種實驗條件下的樣本數量。可靠度實驗設計可靠度實驗設計

Last Modified: Jun 12, 2019 7:12 AM