1. Optimal replacement and overhaul decisions with imperfect maintenance and warranty contracts http://www.cec.uchile.cl/~rpascual/mispapers/rpascual-ims04.pdf R. Pascual Departmento de Ingenieria Mecánica Universidad de Chile [email_address]

5. En plantas de proceso

6. Marco

35. expected number of failures after warranty time

36. life-cycle cost for the customer

37. life-cycle cost for the vendor

38. life-cycle cost per unit time for the customer

44. Discontinuous failure rate model

45. (Zhang and Jardine,1998)

46. Example: Exponential growth model Initial failure rate: α 0 Growth parameter: α 1

47. Cost of an overhaul

48. Continuous failure rate model

49. We use For EGM: +

50.  inf +

53. Extended warranty

54. Numerical example

58. T l vs T s

59. Sensitivity analysis

61. Example T l T o =14 days T m =2 T r =90 p=0.7