The 9th Iranian Conference on Renewable Energy & Distributed Generation (ICREDG2022) will be held on 23-24 February 2022 at Sadjad University in Mashhad, Iran. Optimal use of distributed generation sources, new technologies and advanced management systems and of course renewable energy (these invaluable but available assets) could contribute to economic prosperity. ICREDG is an annual conference for the researchers, academicians and industries in renewable energy and distributed generation. It provides an excellent forum for the researchers and industries to communicate with each other and start collaborations. A number of related events (workshops, exhibitions and professional meetings) also will be held during the conference.