由四川省农能办承担的“钢丝网水泥低压湿式沼气贮气柜”和“农村家用小型高效发酵装置系统生产实验”课题,于1992年3月由四川省建委主持通过技术鉴定。鉴定认为: “钢丝网水泥低压湿式沼气贮气柜”课题已完成的5m~3、18m~3、50m~3钢丝网水泥浮罩,设计与施工技术可行,满足了沼气贮气柜的密封要求;该浮罩与钢制贮气浮罩相比,基建投 The task of producing “low-pressure wet-type biogas steel mesh cement net” and “experiment of production of small home-sized high-efficiency fermentation system in rural areas” were undertaken by Sichuan Provincial Agricultural Office. In March 1992, the project was presided over by Sichuan Construction Commission and passed the technical appraisal. According to the appraisal, the design and construction technology of 5m ~ 3,18m ~ 3,50m ~ 3 steel mesh cement floating hood completed by the subject of “Wire Mesh Cement Low Pressure Wet Biogas Tank” has met the sealing requirements of biogas storage tank ; The floating hood and steel gas storage floating compared to the capital construction investment