Table of Contents

1- A New Virtual Synchronous Machine Control Structure for Voltage Source Converter in High Voltage Direct Current Applications

Hasan Alrajhi Alsiraji

2- The Environmental Sustainability in Tourist Establishments in Siwa Oasis

Ehab F. Rached, Khaled M. Sayed and Mohamed A. Elhamy

3- Characterization Framework of Contemporary Mosques in Islamic Cities

Ibraheem N. Al-Bukharia. Reem F. Alsabbanb  and  Ahmed M. Shehata

4- Urban Planning of the West Coast Cities of the Kingdom of Saudi Arabia and the importance of facing rainwater disasters

Majrashi Abdulrahman Abdulaziz

5- Urban Development and Improvement of the Slums in Al-Bukharia District in the Province of Taif

Jawad A. Al-Sulaimana

6- Second Time Comprehensive Investment for the Land Plots in Makkah Al-Mukkaramh and its Influence on Planning and Urban Design (Al-Aziziah Neighborhood as a Case Study)

Abdo T. Al-Absi, Abdulghani H. Mmonawar