نتایج جستجو برای: medical electrical equipment

تعداد نتایج: 844321  

2017
Merriam Bautile Moyimane Sogo France Matlala Mokoko Percy Kekana

Introduction Medical equipment is an essential health intervention tool used by nurses for prevention, diagnosis and treatment of disease and for rehabilitation of patients. However, access to functioning medical equipment is a challenge in low- and middle-income countries. The World Health Organization estimated that 50 to 80 percent of medical equipment in developing countries is not working,...

Journal: :JAPANES JOURNAL OF MEDICAL INSTRUMENTATION 1982

2000
Zbigniew Korendo Marek Florkowski

In the paper we present an algorithm to assess the condition of HV/MV substation equipment with the use of infrared thermography. First some thermographic analysis concerns are outlined, then the dedicated software design is presented with its features overview. Finally an approach to assess the equipment condition based on infrared measurements trending is introduced with a case study of a HV ...

2012
Mihai ANDRUŞCĂ Daniel Florin IRIMIA

Nowadays, according to the liberalization and development of Romanian energy market, asset management in energy industry require a new approach, because the assets of electrical companies need a specific maintenance strategy for all electrical equipment and also involve the decision-making process about the company assets. This paper present the time evolution of the maintenance strategies, the...

2010
M. W. Hooker C. S. Hazelton K. S. Kano M. L. Tupper

The development of highly reliable downhole equipment is an essential element in enabling the widespread utilization of Enhanced Geothermal Systems (EGS). The equipment used in these systems is required to operate at high voltages and temperatures on the order of 200 to 250°C (and eventually to 300 ̊C). These conditions exceed the practical operating ranges of currently available thermoplastic w...

2012
XIONG YUN

The electrical system of the construction machinery usually works on circumstance of high temperature, serious vibration and shock, dust pollution as well as electromagnetic interference, so the electrical system is very likely to go wrong while compared with other systems, for example working attachment, under chassis and so on. In view of this, an advanced fault test device, with application ...

2013
Miaofen Zhu Guojin Chen Ming Xu Tingting Liu Dong Xie Yanping Zhang

The detection and fault identification of the partial discharge is the important aspect for the monitoring of the power equipment. For the lacks of the traditional detection methods, this paper analyzed the UHF signal characteristic parameters of the power equipment’s partial discharge, and developed the UHF detection system of the partial discharge. The A/D technology of the gain equalization ...

Journal: :Waste management 2013
N Menad S Guignot J A van Houwelingen

Innovative separation and beneficiation techniques of various materials encountered in electrical and electronic equipment wastes (WEEE) is a major improvement for its recycling. Mechanical separation-oriented characterisation of WEEE was conducted in an attempt to evaluate the amenability of mechanical separation processes. Properties such as liberation degree of fractions (plastics, metals fe...

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