During the winter months, the pump circulates a mix of water and glycol (antifreeze) into the Wells through loops of pipe.
在冬季，地热泵会将水与乙二醇(防冻剂)的混合物泵入深入地热井的管道中进行循环。
2
In the summer, the process reverses, with the pump sending water and glycol into the pipe to help cool the house.
在夏季，程序正相反，地热泵会将水与乙二醇送入管道中以帮助房屋内制冷。
3
On May 26th BP started to pump heavy drilling mud into the blowout preventer, the set of valves at the top of the well to which that broken pipe is attached.