Failure probability

A new formulation to calculate the shakedown limit load of Kirchhoff plates under stochastic conditions of strength is developed. Direct structural reliability design by chance constrained programming is based on the prescribed failure probabilities, which is an effective approach of stochastic programming if it can be formulated as an equivalent deterministic optimization problem.

4p vibecca 01-10-2024 2 0   Download

In this paper, the probability of failure of overhead crane bridge girders with uncertain design parameters is investigated. First, the design problem of a crane double girder is introduced within a set of analytical stress and defection constraints.

11p vifilm 24-09-2024 2 1   Download

Detailed objectives of this study are: to analyze the risk of failure and probability of failure of existing reinforced concrete bridges qualitatively and quantitatively; to consider the effects of interactions among various deterioration parameters and among bridge components on system failure; to identify major durability related distress mechanisms of deterioration of reinforced concrete bridges and model the subsequent risk of failure of bridge system;…

163p runthenight07 01-03-2023 8 3   Download

Essays on the Business Cycle Moreover, voucher programs that encourage the entry of new competitors may produce more options for parents than even the most decentralized of district governance structures, reducing the potential for coordination failures and increasing the probability that even parents who value the peer group highly will choose effective schools.

290p mualan_mualan 25-02-2013 134 13   Download

ESSAYS ON PRICING FIXED INCOME DERIVATIVES AND RISK MANAGEMENT Moreover, voucher programs that encourage the entry of new competitors may produce more options for parents than even the most decentralized of district governance structures, reducing the potential for coordination failures and increasing the probability that even parents who value the peer group highly will choose effective schools.

116p mualan_mualan 25-02-2013 70 12   Download

Other Gram-Negative Bacteria Achromobacter xylosoxidans A. xylosoxidans (previously Alcaligenes xylosoxidans) is probably part of the endogenous intestinal flora and has been isolated from water sources. Immunocompromised hosts, including patients with cancer and post- chemotherapy neutropenia, cirrhosis, and chronic renal failure, are at increased risk. Nosocomial outbreaks of A. xylosoxidans infection have been attributed to contaminated fluids, and clinical illness has been associated with isolates from many sites, including blood (often in the setting of intravascular devices).

5p colgate_colgate 21-12-2010 83 3   Download

Thrombotic Thrombocytopenic Purpura TTP and HUS were previously considered overlap syndromes. However, in the past few years the pathophysiology of inherited and idiopathic TTP has become better understood and clearly differs from HUS. TTP was first described in 1924 by Eli Moschcowitz and characterized by a pentad of findings that include microangiopathic hemolytic anemia, thrombocytopenia, renal failure, neurologic findings, and fever. The full-blown syndrome is less commonly seen now, probably due to earlier diagnosis.

5p thanhongan 07-12-2010 78 3   Download

Myelodysplasia: Treatment The therapy of MDS has been unsatisfactory. Only stem cell transplantation offers cure: survival rates of 50% at 3 years have been reported, but older patients are particularly prone to develop treatment-related mortality and morbidity. Results of transplant using matched unrelated donors are comparable, although most series contain younger and more highly selected cases.

8p thanhongan 07-12-2010 73 4   Download

Hematopoietic Stem Cell Transplantation This is the best therapy for the young patient with a fully histocompatible sibling donor (Chap. 108). Human leukocyte antigen (HLA) typing should be ordered as soon as the diagnosis of aplastic anemia is established in a child or younger adult. In transplant candidates, transfusion of blood from family members should be avoided so as to prevent sensitization to histocompatibility antigens; while transfusions in general should be minimized, limited numbers of blood products probably do not seriously affect outcome.

5p thanhongan 07-12-2010 64 4   Download

Bone Marrow Failure—Relationship between PNH and AA It is not unusual that patients with firmly established PNH have a previous history of well-documented AA. On the other hand, sometimes a patient with PNH becomes less hemolytic and more pancytopenic and ultimately has the clinical picture of AA. Since AA is probably an organ-specific autoimmune disease in which T cells cause damage to hematopoietic stem cells, the same may be true of PNH, with the specific proviso that the damage spares PNH stem cells. Skewing of the T cell repertoire in patients with PNH supports this notion.

5p thanhongan 07-12-2010 73 4   Download