Modelling, Simulation, and Performance Analysis of a Microgrid with Photovoltaic Energy for Eastern Region of Saudi Arabia

Author(s):  
Ahmed AlAhmed ◽  
Ghulam M. Chaudhry ◽  
Mahbube K. Siddiki
2014 ◽  
Vol 38 (4) ◽  
pp. 505-515
Author(s):  
Mohamed Bentrcia

A detachable, automotive solar system for water and passenger compartment heating is developed. The study shows that an adjustable 1 m2 solar collector is sufficient to satisfy the needs of a small group during a short camping trip in Saudi Arabia desert. Also it is found that an adequate water temperature in the storage tank, due to ambient solar heating, is maintained in all cold months, except December when it is insufficient. Among the advantages of the system is its entire operation on renewable solar energy and its ability to heat the car compartment whenever the heated water reaches the required temperature and solar energy is still available.


2019 ◽  
Vol 10 (12) ◽  
pp. 1230-1245
Author(s):  
Ali Altrad ◽  

This research seeks to examine the qualifications of hospital managers in the Eastern Region in Saudi Arabia and to identify the skills and competencies needed by hospital managers. Also, the study attempted to ascertain whether the qualifications of the managers of the hospital affect the performance of the hospital or not. The researcher used the descriptive analytical approach with its quantitative dimension. They study was conducted on 20 hospital managers in 20 governmental hospitals in the Eastern Region in Saudi Arabia. The researcher collected data for this research using a self-administered questionnaire and a performance indicators card. The findings showed that approximately 50% of hospital managers did not receive formal training in health management prior to assuming the post of director of the hospital as their basic qualification in the bachelor was not in the field of health management. Also, the results showed that all the skills and competencies mentioned are important with varying degrees. The most important skills and competencies for managers were the personal or soft skills. The leadership, strategic planning, quality and process improvement skills were second in importance for hospital managers. Furthermore, the majority of the managers indicated that the qualifications of hospital managers affect the performance of the hospital. It is found that there is a positive correlation between the qualifications of the managers and performance of health services in government hospitals.


2019 ◽  
Vol 13 (2) ◽  
pp. 122-130
Author(s):  
Dian ayunita Nugraheni nurmala Dewi

Objectives of this study were analyze fish auction participant satisfaction to auction services in TPI Morodemak, analyze attributes effect, services that fit to service quality measurement, and analyzed fish auction participants perception to performance and importance for fish auction house Morodemak services. Used descriptive method and purposive sampling with 49 respondents consists of commercial fishmongers, traditional fishmongers, purse seine owners, and boat lift net owners as fish auction participant. Satisfication measurement used Customer Satisfication Index (CSI), Importance and Performance Analysis (IPA) and gap analysis. Results from this study were value CSI 20% (0.2) indicate the auction participants dissatisfied with the services provided, IPA show there are four attributes should be develop, two elements have not been completed based on measurement requirements of service satisfaction, gap value average -0.05 means the auction participants were not satisfied with the performance of TPI services because the performance value was lower than the importance value.


2018 ◽  
Vol 2 (01) ◽  
pp. 14
Author(s):  
Eddy Supardi

The Tax Payer obidience in fulfiling their taxation obligation will be influenced a lot by the satisfaction level toward the service fiscus. The aim of this observation is to know the response of Tax Payer toward service quality through importance and performance. The population which become the object of this observation is the personal Tax Payer registered in Bogor Tax Service Office and the number of respondents taken as the sample are 100 respondents with Slovin formula. The analysis method used is descriptive analysis and importance-performance analysis.   The result of this observation will be able to be used as one of the input to Bogor Tax Service Office in improving the quality service and for the following observation, especially those who take the same object as the observation in order to improve the quality service to the Tax Payer based on the service of its working way which is felt less. Otherwise it is important for The Tax Payer, maintaining the good work or balancing the service quality based on the working way which is evaluated less important by The Taxe Payer, but has been done reasonably well or very well by The Service Office


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