Integration of substantial wind and solar capacity typically requires transmission system investments to: (1) access the best resource locations and (2) smooth the variability of renewable generation over larger areas. The transmission reinforcement projects serve several. . In today's rapidly changing energy landscape, achieving a more carbon-free grid will rely upon the efficient coordination of numerous distributed energy resources (DERs) such as solar, wind, storage, and loads. This new paradigm is a significant operational shift from how coordination of. . Many Congressional Democrats and environmentalists want to increase renewable energy deployment four-fold by 2030 and double the rate at which transmission lines are being built, focusing on larger, interstate lines instead of small local lines. . How critical are wind solar hybrid systems to modern communications? As mobile phone users increase, there are higher requirements for wireless signal coverage. In some rural areas and remote mountainous areas, if the power supply of telecommunications base stations is not effectively guaranteed. . Solar retrofit of existing grid-connected sites pre-equipped with rectifiers: Solar reduces electricity costs (OPEX), provides greater security and keeps the site up and running during prolonged outages. The solution is a hybrid approach that minimises the use of diesel generators, used only in case of emergency, while maximizes the use of solar power and batteries, boosting the performance stability and financial return required to op frastructure to go down.