Performance evaluation of solar chimneys in the tropics

... and the opening area Furthermore, increasing the opening area of the interior’s inlet and solar chimney’s inlet increased the volume flow rate although the influence of the solar chimney’ inlet ... examined the mass flowrate of an inclined roof solar chimney obtained from theoretical energy balancing The width and length of the solar chimney were fixed at 1.0m with varying inclination of ... examined the effects of varying the depth of the solar chimney (0.03m to 0.11m in intervals of 0.02m) as well as the solar irradiance (200W/m2 to 500W/m2 in intervals of 100W/m2) to examine their...

A STUDY ON THE DURABILITY AND PERFORMANCE OF PHOTOVOLTAIC MODULES IN THE TROPICS

... cathodic and anodic reactions of galvanic corrosion Table Geometry and materials of the FEA model for moisture simulation Table Boundary condition, initial condition and temperature loading of FEA model ... long-term degradation rates of PV modules in different countries in the world They found a mean degradation rate of 0.8%/year and the majority, 78% of all data, reported a degradation rate of ... on the various degradation mechanisms of PV modules, including metal corrosion, string fatigue, EVA deacetylation, potential-induced degradation, light-induced degradation, interfacial delamination,...

EVALUATION OF HEALTH RISKS IN THE WASTEWATER RECLAMATION IN THE ABUKUMA WATERSHED, JAPAN

... Prediction of the river discharge at the intake point The wastewater reclamation is simulated in Fukushima city located at the middle reach of the Abukuma river in Japan In this city with the population ... Expectation of DALY (DALYa) lost by liver cancer for the individual RESULTS AND DISCUSSIONS Health risks of infection and cancer in the wastewater reclamation Infectious risk in the wastewater reclamation ... 2003), and the wastewater is reclaimed as a drinking water source in two scenarios A-1 and A-2 In scenario A-1, the wastewater reclamation covers half of the shortage of drinking water source In scenario...

History of Cuba; or, Notes of a Traveller in the Tropics pdf

... History of Cuba; or, Notes of a Traveller by Maturin M Ballou SIXTH THOUSAND HISTORY OF CUBA; OR, Notes of a Traveller in the Tropics BEING A POLITICAL, HISTORICAL, AND STATISTICAL ACCOUNT OF ... provinces, namely, Baracoa, Bayaguitizi, Macaca, Bayamo, CHAPTER I 22 Camaguey, Jagua, Cueyba, Habana and Haniguanica At the head of each was a governor, or king, of whose laws we have no record, ... fine large harbors; those of Havana, Niepe and Nuevitas, are among the best The bay of Matanzas is also capacious; Cardenas and the roadstead of Sagua la Grande have plenty of water for brigs and...

báo cáo khoa học: " Role of "external facilitation" in implementation of research findings: a qualitative evaluation of facilitation experiences in the Veterans Health Administration" potx

... level of buy -in of the site lead provider True of all cases They always set the tone ." " ؠ The concept of facilitation really wasn't thought about in a formal manner Data was more on the mind of ... suggested, "Facilitation is not equivalent to marketing or networking But, facilitation can encompass those particular roles and be part of making these roles easier ." Yet another said, "It really has ... succeed, strengthening their sense of accomplishment, and reinforcing the fact that assistance was at hand Table lists in more detail the essence of establishing and maintaining a reciprocal, supportive,...

báo cáo khoa học:" Evaluation of internal reliability in the presence of inconsistent responses" ppt

... adjusting Cronbach’s alpha in the presence of inconsistent responses; and to illustrate the use of the procedure in evaluating the internal reliability of the standard Chinese 12-item Short Form ... the internal reliability due to inconsistent responses In view of these, we aimed to evaluate the impact of inconsistent responding on internal reliability; to propose a method for adjusting ... given the anticipated range of inconsistent responses Discussion The presence of inconsistent responses may positively or negatively bias the Cronbach’s alpha, making the assessment of internal reliability...

AN EVALUATION OF SPEAKING ACTIVITIES IN THE TEXTBOOK TIẾNG ANH 10 FOR THE 10th GRADE STUDENTS AT GIA lộc HIGH SCHOOL IN LIGHT OF CLT

... authority of the study project report entitled an Evaluation of Speaking Activities in the Textbook “ Tiếng Anh 10 for the 10th Grade Students at Gia Lộc High School in the Light of CLT submitted in ... designed in the textbooks in the light of communicative language teaching (CLT) This has given me the desire to conduct An Evaluation of Speaking Activities in the Textbook “ Tiếng Anh 10 for the 10th ... on the suitability of the speaking activities in the speaking lessons in the textbook Tiếng Anh 10 for 10th form students at Gia Loc high school In general, the responses of the respondents were...

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Performance evaluation of air terminal devices for personalized ventilation in the tropics

... PERFORMANCE EVALUATION OF AIR TERMINAL DEVICES FOR PERSONALIZED VENTILATION IN THE TROPICS ZHOU WEI (B.Eng., Tsinghua Univ.) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF SCIENCE (BUILDING) ... the researchers with the purpose of increasing air supply volume (improving ventilation performance) but decreasing the air velocities at the location of the occupants (reducing the effects of ... for manikin body segments Contaminant concentration in the inhaled air of a person SF6 concentration in the inhaled air Contaminant concentration at a point in the room SF6 concentration in personalized...

Assessment on the performance of the enhanced displacement ventilation system in the tropics

... broken by the surrounding airflow The air quality at the breathing zone was dependant on the location of the contaminant generation When the contaminant is generated in the upper part of the room, ... living in the temperate climatic condition Hence, there is a need to investigate the performance of the DV system in the tropics Moreover, displacement ventilation systems supply air directly to the ... Recently, there is a growing interest of combining the DV system with other air conditioning systems, such as chilled ceiling and Personalized Ventilation (PV) systems, to achieve better performance...

báo cáo hóa học: " The role of interleukin-12 in the heavy metal-elicited immunomodulation: relevance of various evaluation methods" potx

... i.e it is involved in the maintenance of an ongoing Th1 response rather than part of the initial immunological decision-making process In the current study, the finding that production of IL-12 ... [16], the former being able to offer the high throughput of EIA combined with the individual protein testing capacity of the Western blotting Discussion To extend our knowledge on heavy metal-elicited ... [34,48] Therefore, administration of IL-12 reversed the Th2-dominant heavy metal-induced inhibition of host defense and boosted the resistance of untreated mice marked by elevation of IFN-γ profiles...

Báo cáo hóa học: " Evaluation of the diagnostic indices and clinical utility of qualitative cardiodetect® test kit in diagnosis of ami within 12 hours of onset of chest pain in the emergency department" pptx

... M: Evaluation of the diagnostic indices and clinical utility of qualitative cardiodetect® test kit in diagnosis of ami within 12 hours of onset of chest pain in the emergency department International ... and practicality to detect AMI in patients presenting with chest pain in the ED setting General objectives The diagnostic indices and clinical utility of qualitative Cardio Detect® test kit in ... to the ED within h after the onset of chest pain, 10 (31.2%) had AMI (group 1) Six of the 31 patients (19.3%) who presented after h but within 12 h of chest pain had AMI (group 2) Five of the...

báo cáo hóa học: " Audio segmentation of broadcast news in the Albayzin-2010 evaluation: overview, results, and discussion" potx

... successfully applied in [4,10,13] and many other studies Taking into account the increasing interest in the problem of audio segmentation, on the one hand, and the existence, on the other hand, of a rich ... analyzing both the submitted audio segmentation systems and the corresponding segmentation results, several observations can be extracted which are outlined in the following sn mu in the testing ... independently of the AC Since the distribution of the classes in the database is not uniform, the errors from different classes are weighed differently (depending on the total duration of the class in the...

Báo cáo hóa học: " Research Article Performance Evaluation of Uplink Delay-Tolerant Packet Service in IEEE 802.16-Based Networks" potx

... enable mutually independent uplink scheduling for the nrtPS service ﬂows of the individual SSs Thus, for the service of the aggregated BW-Req for the nrtPS packets, the BS maintains an individual ... schemes in IEEE 802.16 In Section 3, we provide the analytical model including the details of the capacity allocation and the uplink scheduling The analysis of the queueing model follows in Section ... Networking Frame Downlink (DL) subframe Uplink (UL) subframe UL-MAP indicates the starting time slot of each uplink burst Reservation interval (RI) UL-MAP DL-MAP Preamble SS1 transmission interval...

Báo cáo hóa học: " Research Article New Technique for Improving Performance of LDPC Codes in the Presence of Trapping S" doc

... performance in the case of constant error patterns In this paper, we propose a novel approach for enhancing decoder performance in presence of trapping sets by introducing a new concept called trapping ... the dominant trapping sets are formed by a combination of short cycles present in the bipartite graph In the following, we adopt the terminology and notation related to trapping sets as originally ... considered the variable nodes of the trapping set Finally, if the identiﬁed trapping set TS is already in the trapping sets list, TS List, then its weight is incremented by one; otherwise the identiﬁed...

Báo cáo hóa học: " ´ On the Use of Pade Approximation for Performance Evaluation of Maximal Ratio Combining Diversity over Weibull Fading Channels" potx

... can be used to obtain simple-toevaluate approximate rational expressions for the MGF of the Weibull RV based on the knowledge of its moments We then use these expressions to evaluate the performance ... Section 2, we give a brief overview of the Pad´ approximation teche nique In Section 3, we apply this technique to the problem at hand The performance of digital modulation systems over the Weibull ... [Nq −1/Nq ] (s, m, γ) PERFORMANCE OF DIGITAL MODULATIONS OVER THE WEIBULL FADING CHANNEL In [7], based on the obtained closed-form expression for the Weibull MGF, and using the MGF approach [22],...

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