他建起了厌氧消化池，安装了风轮机、太阳电池板和地源热泵。
He has installed an anaerobic digester, a wind turbine, solar panels and a ground-sourced heat pump.
水源热泵和地源热泵由于具有高效节能、对环境影响小、运行稳定等特点，在贵阳地区很有发展前途。
Because of having high efficiency, energy saving, little effect on environment and steady operation, water source heat pump and ground source heat pump are promising in Guiyang.
地源热泵系统包括地下水热泵系统、土壤源热泵系统和地表水热泵系统。
GSHP can be subdivided into groundwater heat pump (GWHP), ground-coupled heat pump (GCHP), and surface water heat pump (SWHP).
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