scholarly journals Justification of distribution of the concentrated waste water of galvanic production

2020 ◽  
Vol 61 (2) ◽  
pp. 488
Author(s):  
V. Yatskov ◽  
N. Korchik ◽  
S. Kyryliuk
Author(s):  

A possibility of nickel ions and copper ions recovery from galvanic waste waters with electro-coagulation sludge that is formed in the process of electro/chemical cleaning of galvanic drainage pipes with the use of soluble aluminum anodes has been demonstrated. Nickel ions recovery from the galvanic waste water in case of the optimal proportion of the sludge has reached at least 55 %.


Author(s):  
L.N. Olshanskaya ◽  
I.A. Tiltigin ◽  
T.V. Osipova

A promising method for purification of chromium-containing wastewater from galvanic plants is considered. A review and comparative analysis of existing methods and technologies for purifying industrial effluents from organochromic compounds: reagent, biological, ion-exchange, etc. are presented. The advantages of using the combined method of purification of chromium-containing wastewater based on electroflotation with preliminary electrocoagulation are shown. The effectiveness of the proposed combined method was evaluated and the scheme of the electroflotocoagulator was developed.


Author(s):  
S. A. Orlova ◽  
O. O. Tuzhikov ◽  
T. V. Khokhlova ◽  
O. I. Tuzhikov

As a result of oxidative dehydropolycondensation of aniline on the surface of polymer materials, effective composite sorbents were obtained that can absorb bichromate ions from solutions. The optimal content of polyaniline was determined, which allows achieving the specific sorption capacity of composite structures of 1.49 mg-EQ/g and the degree of extraction of highly toxic chromium of 99.74 %. The developed composite sorbents have high kinetic parameters and can successfully solve the problems of treatment of waste water solutions of galvanic production.


Author(s):  
N A Bykovsky ◽  
E A Kantor ◽  
P A Rahman ◽  
L N Puchkova ◽  
N N Fanakova

Planta Medica ◽  
2014 ◽  
Vol 80 (16) ◽  
Author(s):  
K Vougogiannopoulou ◽  
H Pratsinis ◽  
R Grougnet ◽  
M Halabalaki ◽  
D Kletsas ◽  
...  

2020 ◽  
Vol 6 (2) ◽  
pp. 147-153
Author(s):  
Muhamad Yusup ◽  
Po. Abas Sunarya ◽  
Krisandi Aprilyanto

System The process of counting and storing in a manual water reservoir analysis has a high percentage of error rate compared to an automated system. In a company industry, especially in the WWT (Waste Water Treatment) section, it has several reservoir tanks as stock which are still counted manually. The ultrasonic sensor is placed at the top of the WWT tank in a hanging position. Basically, to measure the volume in a tank only variable height is always changing. So by utilizing the function of the ultrasonic sensor and also the tube volume formula, the stored AIR volume can be monitored in real time based on IoT using the Blynk application. From the sensor, height data is obtained which then the formula is processed by Arduino Wemos and then information is sent to the MySQL database server via the WIFI network.


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