Frontiers8d
The design of a model predictive control strategy and performance analysis for pumped storage units and super capacitors in power systems
The pumped storage units could be operated as a hydro generator under the generation mode and provide effective frequency regulation service with the conventional automatic generation control (AGC) ...
The Verge29d
Ember’s temperature-controlled smart mugs are 20 percent off today
It pairs with a barebones mobile app for Android and iOS, as do the like-minded Ember Tumbler and Travel Mug 2 Plus, letting you lock in a temperature between 120 and 145 degrees Fahrenheit.