午夜黄色视频在线观看发电、提纯前，H₂S是绕不开的刺：腐蚀管道、毒化发动机、燃烧变SO₂被环保盯。传统干法换填料贵，湿法废液多，生物脱硫走的是另一条路——让硫氧化菌“吃”硫化氢。

Before biogas power generation and purification, H ₂ S is an unavoidable thorn: corrosion of pipelines, poisoning of engines, and combustion of SO ₂ are being monitored by environmental protection. The traditional dry method of replacing fillers is expensive, and the wet method produces a lot of waste liquid. Biological desulfurization takes another path - allowing sulfur oxidizing bacteria to "eat" hydrogen sulfide.

原理不复杂：微氧环境下，午夜黄色视频在线观看和少量空气进洗涤塔，H₂S被循环液吸收；富液进生物反应器，硫杆菌把硫离子氧化成单质硫或硫酸盐；清液再生回流，硫磺定期排出。分离式工艺把“吸收”和“氧化”分开，避免午夜黄色视频在线观看与空气直接混合，安全系数更高，效率可到99%以上，出口H₂S能压到50ppm内。

The principle is not complicated: in a micro oxygen environment, biogas and a small amount of air enter the washing tower, and H ₂ S is absorbed by the circulating liquid; Rich solution enters the bioreactor, and sulfur bacteria oxidize sulfur ions into elemental sulfur or sulfate; Clear liquid regeneration reflux, sulfur is regularly discharged. The separation process separates "absorption" and "oxidation", avoiding direct mixing of biogas and air, with a higher safety factor and an efficiency of over 99%. The outlet H ₂ S can be pressurized to within 50ppm.

选型看三件事：

Choose based on three things:

气量200–2000Nm³/h、H₂S在2000–10000ppm，生物法非常划算，单方气运行成本常低于2分钱；

Gas volume of 200-2000Nm ³/h, H ₂ S between 2000-10000ppm, biological method is the most cost-effective, and the operating cost per cubic meter of gas is often less than 2 cents;

温度25–35℃、pH微酸到中性要稳，冬天保温，停机久需氮气保膜；

The temperature should be stable at 25-35 ℃ and the pH should be slightly acidic to neutral. It is necessary to keep it warm in winter, and nitrogen gas should be used to protect the film when the machine is shut down for a long time;

高浓波动气源（垃圾填埋、餐厨）选分离式+缓冲气柜，别用一体式硬扛。

For high concentration fluctuation gas sources (landfill, kitchen), choose a separate+buffer gas holder, and do not use an integrated hard carrier.

运维盯在线H₂S、pH、压降：压降突增是硫堵，反冲洗；菌群启动要1–2周，别指望当天满负荷。

Operation and maintenance focus on online H ₂ S, pH, and pressure drop: sudden increase in pressure drop is due to sulfur blockage and backwashing; The activation of the microbiota takes 1-2 weeks, don't expect it to be fully loaded on the same day.

算总账，生物法省的是药剂和换料人工，多的是前期调试和恒温投入——项目跑3年以上，账明显更好看。

In terms of overall accounting, the biological method saves on medication and material replacement labor, with more emphasis on early-stage debugging and constant temperature investment - the project has been running for more than 3 years, and the accounts are clearly better looking.

本文由生物脱硫友情奉献.更多有关的知识请点击:http://www.fengyuch.com午夜黄色视频将会对您提出的疑问进行详细的解答，欢迎您登录网站留言.

This article is contributed by the friendship of biological desulfurization For more information, please click: http://www.fengyuch.com We will provide detailed answers to your questions. You are welcome to log in to our website and leave a message