Predicting the Operational Effectiveness of Aircraft Survivability Equipment Suite

2012 ◽  
Vol 4 (4) ◽  
pp. 372-375 ◽  
Author(s):  
Sanguk Noh ◽  
Chaetaek Choi
Author(s):  
Tony Ponton ◽  
Gordon Warnes

The balanced protection of military assets presents a major challenge to military rotorcraft customers. The proliferation of sophisticated threat systems (including simpler weapons cued by imaging hardware) has highlighted the need for signature suppression systems to be considered as an integral part of rotorcraft design. Suppression of emissions at source offers multiple synergies with other aircraft systems including aerothermal optimisation (minimised pressure losses & highest utility of air flows), enhanced efficiency of other defensive aids equipment, and increased operational effectiveness. The optimisation of the benefits of IR suppression to the helicopter platform as a whole is closely tied into the design of the engine and exhaust system. The achievement of a successful design thus requires the close cooperation of the airframe and engine manufacturers and the availability of the necessary design and assessment tools. This paper is intended to illustrate the many aspects of Infra-Red Suppressor (IRS) design and the tools required to enable successful IRS optimisation and airframe integration. The development of a generic Future Infra-Red Suppressor Technology (FIRST) and the supporting design & analysis capability are described. The FIRST technology development programme has yielded a generic, scaleable, retrofit helicopter IRS that balances aircraft signatures (multi-band IR & RADAR) and installation penalties (such as engine performance and operating costs) to yield a substantial increase in aircraft survivability when compared with existing IRS designs.


2009 ◽  
Author(s):  
Fred Buick ◽  
Donald R. McCreary ◽  
Donna I. Pickering

2013 ◽  
Vol 33 (1) ◽  
pp. 45-55
Author(s):  
Henryk Tomaszek ◽  
Ryszard Kaleta ◽  
Mariusz Zieja

Abstract The paper deals with the process of shaping the operational effectiveness of military aircraft under some specific circumstances, i.e. while flying on missions. The term ‘effectiveness’ has been assumed to mean the probability of accomplishing an air mission by one of the aeronautical system’s components, i.e. the aircraft together with its pilot. There is a chance to improve the effectiveness, or make it worse, in subsequent flights, depending on how the maintenance support function. The correct operation and maintenance of the system’s components should provide that the following condition is satisfied: * Pk ≥ P , where Pk - effectiveness in the k-th flight, and P* - the lower demanded limit of effectiveness. The Authors drew their inspiration for this paper from publication [2].


1994 ◽  
Author(s):  
Bruce C. Leibrecht ◽  
Glen A. Meade ◽  
Jeffrey H. Schmidt ◽  
William J. Doherty ◽  
Carl W. Lickteig

2021 ◽  
pp. e001681
Author(s):  
Oliver O'Sullivan ◽  
R Barker-Davies ◽  
R Chamley ◽  
E Sellon ◽  
D Jenkins ◽  
...  

Coronavirus disease 2019 (COVID-19) causes significant mortality and morbidity, with an unknown impact in the medium to long term. Evidence from previous coronavirus epidemics indicates that there is likely to be a substantial burden of disease, potentially even in those with a mild acute illness. The clinical and occupational effects of COVID-19 are likely to impact on the operational effectiveness of the Armed Forces. Collaboration between Defence Primary Healthcare, Defence Secondary Healthcare, Defence Rehabilitation and Defence Occupational Medicine resulted in the Defence Medical Rehabilitation Centre COVID-19 Recovery Service (DCRS). This integrated clinical and occupational pathway uses cardiopulmonary assessment as a cornerstone to identify, diagnose and manage post-COVID-19 pathology.


2020 ◽  
Author(s):  
Matthew Vaughan ◽  
Troy McGowan ◽  
Greg Mahoney

ABSTRACT Introduction The occurrence of dental emergencies, now termed as dental disease nonbattle injuries (D-DNBIs), has long been an impacting factor on militaries’ operational effectiveness. Owing to D-DNBIs contributing to low morale, the removal of personnel from duty, causing logistical hardships, and requiring deployable dental teams to operate in theater, there remains a significant benefit in the reduction in the occurrence of D-DNBIs. No study to date has reviewed D-DNBI rates specific to a modern military, and insight into whether militaries are seeing improvements in their dental preparedness remains to be gained. Materials and Methods A scoping review was conducted in accordance with the guidelines set out by Joanna Briggs Institute. Databases searched included SCOPUS, PubMed, OVID, and DOSS. Six hundred and one articles were initially screened, and six articles were included in the final review. Results A D-DNBI rate of 172 per 1,000 members per year was reported across the coalition, with the U.S., UK, and French militaries reporting on their dental experience. Both the French data and one UK study reported significantly higher D-DNBIs than their U.S. counterparts, who described 124 D-DNBIs per 1,000 members per year. A significant proportion of these D-DNBIs were reported to be “preventable,” which raises questions on the efficacy of garrison healthcare services. Dental disease nonbattle injury rates appear to be largely consistent with what was first reported decades ago, and there remains ongoing and significant value in expeditionary dental services providing supportive healthcare for any deployed military personnel. Conclusion Rates of D-DNBIs appear to be stable with what was historically reported when an international coalition is considered, with national variation. There remains a significant number of D- DNBIs which require dental treatment within the operational theater, and further efficiencies can be gained from predeployment treatment of “preventable” D-DNBIs.


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