Wood Gasification Boilers: Circulation, Power Interruption & Pump Acceleration On the Hydronic-Based Biomass Heating Systems Discussion Board… Why we don’t use the UPS to drive the main circulator to continue operations in case of power interruption? What determines when wood gasification boilers begin to circulate? Do variable speed pumps allow… Continue reading “Wood Gasification Boilers: Circulation, Power Interruption & Pump Acceleration”