Sources: 英汉农业大词典; 英汉原子能大词典; 英汉化学大词典; 英汉冶金大词典; CC-CEDICT; 英汉建筑大词典; 英汉地质大词典; 英汉医学大词典
The aeration system consists of surface aerators and submersible mixers. The aerators aerate aerobic conditions, the mixers keep sludge suspending and enhance oxygen uptake.
The change in systematic AOB community structure was examined under the regulation of aeration strength and hydraulic residence time (RHT).
The stainless steel film pressure meter is suit the boiler aeration and gas tiny pressure or negative pressure.
Depending the Pneumatic delivers to torque, the construction is simple, make and installing the technique request to be low, thermolysis would be better to not as good as ventilated type, the Pneumatic capacity is bigger, the aeration and deflate time longer, easy is slippery.
Ah operating mode that incorporated aeration-anoxic portions was utilized. When the operating time was 12h,including aeration time 6h,for the influent with NH3-N of 200~250mg/L,the effluent NH3-N lower than 15mg/L,they met with the Chinese discharge standard of the wastewater.
A lif table line-bubble aerator not only offers an high oxygenation efficiency but also can lifted out of water surface for replacement without disturbing the operation of the aeration tank.
曝气技术与设备一直是活性污泥处理工艺中的核心组成部分 ,但目前使用的曝气设备存在着诸多不足之处 ,影响了整个处理工艺的效果。
Aeration technology and equipment are always the core part of activated sludge process. But now aeration equipment exists many deficiencies,which produce great impact on efect.
After the review and analysis of a large quantity of literature and comparison of the many composting systems, the Forced Aeration Static Pile Composting system was selected and according to the Chinese situation.
Adopting inferior-side aeration with aeration strength of 16m3/m2·h,and after operating for 2min,additional right lower aeration stregth of 10m3/m2·h,made the reactor to in the optimal state.
After wastewater is pretreated iron scrap method, the ratio of COD/N lowers, nitritation process will carried out much earlier, which is beneficial to shortening the total aeration time.