Wei Chen, Ph.D.
process engineer, environmental expert/advisor/consultant
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The operating temperature of sewage treatment plants (STPs) in Arctic watersWith more ships exploring the Northern Sea Route https://lnkd.in/eUVQwFuq, it can be helpful to understand the potential operational challenges and practicalities for the STPs (even though they may be the last thing on people's mind, I know).The temperature of ships’ black and grey water is influenced by factors such as the ambient temperature of living quarters and plant rooms, holding tank design and operations, and potential heat sources during storage and treatment, such as the use of blowers for mixing or aeration, etc. There is a scarcity of STP temperature data taken during Arctic voyages in the public domain. To address this gap, I initiated polls to gather the first of such data on cargo and passenger ships: https://lnkd.in/e7xVR4N2 https://lnkd.in/emjiqXf8. I appreciate the contributions of those who wish to share their knowledge and findings. Various instruments, such as a temperature gun or a pH or conductivity probe, can be used to take a reading on the surface or a water sample of a duty STP. Please feel free to provide further details in the comment section.#ship #cruise #Arctic #environment
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Mark Chisholm
Semi-Retired
1w
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By and large sewage treatment plants on ships don't work regardless of temperature.
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