SPRINGFIELD – The school department has received two grants that will allow the city to install new heat pumps and air conditioning at the Margaret Ells School on Courtland Street.The $11.4 million in total funding is coming from two grants awarded by the state’s Transforming Energy in Schools program. The state Department of Energy Resources is providing $2.6 million, and Eversource is providing the remaining $8.7 million through the Mass Save …