نتایج جستجو برای: pressure system formation

تعداد نتایج: 3009117  

Low pressure injection molding (LPIM) method in this paper is investigated as a method of forming alumina parts. This is one of the methods of making engineering ceramics with complex shapes and high dimensional accuracy. In this method, a binder system (paraffin wax + carnuba wax) was used as a plastic agent for easy formation of alumina particles. Different parameters such as feedstock temper...

Journal: :journal of mechanical research and application 2012
mohamad reza afghari mohamad abolhasani moghadam ali ziaie

in this paper, the methodology of aircraft air distribution system has been analyzed theoretically and experimentally. to achieve that, ducting pressure loss and air flow throw gaspers calculations has been done for cabin ducts in according to exact location of individual air distribution system in the cabin. the length of gasper air flow was compared with the distance between gasper outlet and...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2007
ali asghar gharesheiklou hassan mahmoodian reza ghalyaghy zadeh

this study aimed to construct the hydrate three-phase equilibrium curves for two typical iranian gas reservoir samples using a high-pressure visual cell. to do so, complete analysis of the reservoir fluids was obtained by different techniques of composition analysis i.e. gas chromatography (gc) and detailed hydrocarbon analysis (dha). using high-pressure visual cell the hydrate phase equilibriu...

Journal: :journal of biomedical physics and engineering 0
h akbari iranian applied research center for public health and sustainable development (ircphd), north khorasan university of medical sciences, bojnurd, iran. ma younessi heravi north khorasan university of medical sciences, bojnurd, iran.

background: a pressure ulcer is a complication related to the need for the care and treatment of primarily disabled and elderly people. with the decrease of the blood flow caused by the pressure loaded, ulcers are formed and the tissue will be wasted with the passage of time. objective the aim of this study was to construct blood flow monitoring system on the heel tissue which was under externa...

Journal: :iranian journal of medical physics 0
mohamad amin younessi heravi department of basic sciences, north khorasan university of medical sciences, boujnurd, iran.

introduction blood pressure (bp) is one of the important vital signs that need to be monitored for personal healthcare. arterial blood pressure is estimated from pulse transit time (ptt). this study uses two pulse sensors to get ptt. the aim of this study was to construct an optical system and to monitor blood pressure continuously and without cuff in people with different ages. materials and m...

Journal: :avicenna journal of medical biochemistry 0
aliasghar vahidinia department of nutrition sciences, school of medicine, hamadan university of medical sciences, hamadan, ir iran behnam heshmatian department of physiology, school of medicine, urmia university of medical sciences, urmia, ir iran; department of physiology, school of medicine, hamadan university of medical sciences, hamadan, ir iran. tel: +98-8138380208, e-mail:; behnam heshmatian, department of physiology, school of medicine, urmia university of medical sciences, urmia, ir iran. tel: +98-8138380464, fax: +98-8138380208 iraj salehi chronic diseases (home care) research center and department of physiology, school of paramedicine, hamadan university of medical sciences, hamadan, ir iran mohammad zarei department of physiology, school of medicine, hamadan university of medical sciences, hamadan, ir iran; department of physiology, school of medicine, hamadan university of medical sciences, hamadan, ir iran. tel: +98-8138380208, e-mail:; behnam heshmatian, department of physiology, school of medicine, urmia university of medical sciences, urmia, ir iran. tel: +98-8138380464, fax: +98-8138380208

conclusions garlic powder consumption can reduce blood pressure, yet in this model, it did not have an effect on the interaction between renin angiotensin system and nitric oxide inhibition. results at the beginning and at the end of experiments, systolic blood pressure was higher in the hypertensive groups than the normotensive group. however, at the end of the study, diastolic blood pressure ...

Ali Asghar Gharesheiklou, Hassan Mahmoodian Reza Ghalyaghy Zadeh

This study aimed to construct the hydrate three-phase equilibrium curves for two typical Iranian gas reservoir samples using a high-pressure visual cell. To do so, complete analysis of the reservoir fluids was obtained by different techniques of composition analysis i.e. gas chromatography (GC) and detailed hydrocarbon analysis (DHA). Using high-pressure visual cell the hydrate phase equili...

Journal: :geopersia 2012
amir karimian torghabeh asadollah mahboubi reza moussavi-harami moyra e.j.wilson

this study shows that ichonology can be used to refine sequence stratigraphy as well as to interpret the depositional environment of the kalat formation (upper maastrichtian) in the central kopeh- dagh basin (ne iran), dareh-gaz section. field studies and petrography of these deposits led to recognize four lithofacies and nine subfacies that formed in the tidal flat (lithofacies a), lagoon (lit...

A synthesis of well logs was carried out and drilling mud weight data were analyzed to figure out anomalous high fluid pressure within the Triassic evaporitic cap rock (the Dashtak formation) and study its impact on the geometry of anticlinal traps in the gas rich Gavbandi province located in the southeast part of the Zagros Mountains. The results indicated that the location of anticlinal traps...

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