treatment of electroplating wastewater by adsorption technique

Treatment of Electroplating Wastewater by Adsorption Technique

Abstract—The wastewater treatment process was evaluated in an Electroplating unit that practiced chrome and bronze plating. With a view to recycle and reuse the wastewater, adsorption process was adopted as single stage treatment instead of the existing chemical methods. Wastewater was collected from chrome and bronze plating

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treatment of electroplating wastewater | request pdf

Treatment of electroplating wastewater | Request PDF

Treatment of electroplating wastewater Article in Journal of University of Science and Technology Beijing Mineral Metallurgy Material 10(1):8-11 · February 2003 with 11 Reads How we measure 'reads'

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new treatment of real electroplating wastewater containing

New treatment of real electroplating wastewater containing

Thus, the removal of heavy metals from electroplating wastewater is a matter of paramount importance (Liu et al., 2013). There are many physical, chemical, and biological methods currently being used for electroplating wastewater treatment: chemical precipitation, coagulation–flocculation, ion exchange, etc.

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selected heavy metals removal from electroplating

Selected Heavy Metals Removal From Electroplating

The removal of the selected heavy metals in the electroplating wastewater treatment by the nano-adorbents (P-CNTs and PHB-CNTs) was achieved via batch adsorption process. The percentage of adsorption (Removal%) and adsorption capacity (q e) of each nano-adsorbent were calculated using Equations and .

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selected heavy metals removal from electroplating

Selected Heavy Metals Removal From Electroplating

From Table 4, it was observed that the amount of Cd in the electroplating wastewater is 3.02 mg/L and after treatment with the nano-adsorbents via batch adsorption process, the value falls within

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a novel technique of cod removal from electroplating

A novel technique of COD removal from electroplating

The present study employs a novel technique combining Fenton reaction with sinusoidal alternating current electrocoagulation (FSACEC), which is used to remove chemical oxygen demand (COD) in the simulated electroplating wastewater with the advantages of low energy consumption and small sludge. Fe2+, produced from the dissolution of Fe anodes in the FSACEC process, reacts with H2O2 to generate

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adsorption process for wastewater treatment by using

ADSORPTION PROCESS FOR WASTEWATER TREATMENT BY USING

In recent years, numerous methods are being used for the treatment of dye-contaminated effluents such as oxidation (Vincenzo Naddeo 2013), ion exchange (Skipton and Dvorak 2014), adsorption (Ayub

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adsorption techniques | emis

Adsorption Techniques | EMIS

Adsorption is a wastewater purification technique for removing a wide range of compounds from industrial wastewater. Adsorption is most commonly implemented for the removal or low concentrations of non-degradable organic compounds from groundwater, drinking water preparation, process water or as tertiary cleansing after, for example, biological

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electroplating是什么意思_electroplating怎么读_electroplating

electroplating是什么意思_electroplating怎么读_electroplating

Circuit encapsulation technique utilizing electroplating Adsorption of heavy metals from electroplating wastewater by wood sawdust. Treatment of electroplating wastewater containing Cu 2+ , Zn 2+ and Cr(VI) by electrocoagulation Wear corrosion properties of

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recovery of ni(ii) from real electroplating wastewater using

Recovery of Ni(II) from real electroplating wastewater using

Recovery of Ni(II) from real electroplating wastewater using fixed-bed resin adsorption and subsequent electrodeposition Tong Li 1, Ke Xiao 2, Bo Yang 2, Guilong Peng 1, Fenglei Liu 1, Liyan Tao 1, Siyuan Chen 2, Haoran Wei 3, Gang Yu 1, Shubo Deng 1 ()

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copper removal from electroplating wastewater

Copper Removal from Electroplating Wastewater

This paper describes an experimental study for the removal of copper ions from electroplating wastewater. Different metal ions are added to the wastewater to remove copper ions by coprecipitation and the copper-based supramolecular materials with layered structures are obtained. It is found that the best results are obtained with the addition of –Mg<sup>2+</sup>–Al<sup>3+</sup

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surface adsorption technique for the treatment of textile

Surface adsorption technique for the treatment of textile

Surface adsorption technique An electrolytic cell having a 2 x 2 cm 2 platinum foil electrode was used to electrolysed 100 cm 3 samples of the effluent on passing 4 A for a period of 200 minutes, and the weight variation of the electrodes due to surface adsorption is used in estimating the amount of the respective metal ion in the sample.

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nickel removal from electroplating industry wastewater: a

Nickel removal from electroplating industry wastewater: A

Water is prime requirement for surviving of any living beings. The existence of surface water and groundwater sources are used for domestic, agriculture and industrial purposes in all over the world. Fresh water from both the water sources is highly contaminated in recent years because of rapid population growth, modern agriculture and industrial growth.

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nickel removal from electroplating industry wastewater: a

Nickel removal from electroplating industry wastewater: A

Nickel removal from electroplating industry wastewater: A bamboo activated carbon D. Sivakumar1*, J. Nouri2, T.M. Modhini 1, K. Deepalakshmi 1Department of Civil Engineering, Vel Tech High Tech Dr.Rangarajan Dr.Sakunthala Engineering College, Avadi, Chennai, India 2Department of Environmental Health Engineering, School of Public Heath, Tehran University of

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treatment of wastewater from chrome plating industry by

TREATMENT OF WASTEWATER FROM CHROME PLATING INDUSTRY BY

Adsorption, Reduction, Solvent extraction, Reverse osmosis [5][6]. Removal of chromium(VI) and recovery of Chromic acid from chrome plating industry wastewater by ion exchange process is challenging. All the constituents of the plating baths contribute to the wastewater stream either through part drag-out, batch dump or floor spill.

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advances in water treatment by adsorption technology

Advances in water treatment by adsorption technology

Advances in water treatment by adsorption technology inexpensive and widely applicable technique Sharma, S. & Park, K.T. Removal of chromium (VI) from electroplating industry wastewater

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cn101041534a - electroplating wastewater treatment

CN101041534A - Electroplating wastewater treatment

The invention discloses a reclaimed craft to dispose electroplating waste water, which comprises the following steps: adopting oxidation-reduction and chemical precipitation disposing method and film technology (fold filtration, hyperfiltration, Na filtration and reverse osmosis desalination) deep purifying method; avoiding accumulation of salt effectively; reverse osmosis sloughing monovalent

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copper removal from electroplating wastewater

Copper Removal from Electroplating Wastewater

But from the development of electroplating wastewater treatment technology in recent decades, 80% of electroplating wastewater is using chemical methods to deal with the copper in electroplating wastewater at home and on-abroad. In addition, electrolysis, ion exchange, adsorption, and membrane separation method are used.

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adsorption process for wastewater treatment by using

Adsorption Process for Wastewater Treatment by using

The adsorption process is endothermic with a maximum adsorption of 83 percent at 30 o C for an initial concentration of 50 mg/l at pH 1.5. Thermodynamics parameters indicate the feasibility of the process. Column studies have been carried out to compare these with batch capacities. Keywords: Adsorption, Cr (VI), industrial wastewater, coconut

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treatment on dye industrial wastewater by using adsorption

Treatment on dye industrial wastewater by using adsorption

potential for applications in both water and wastewater treatment. Adsorption process is used in a variety of important industrial applications and now it is increasingly used on large scale as an economical and efficient separation technique for metal ion removal from wastewater (Zvinowanda et al., 2009). An alternative

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chemical oxygen demand removal from electroplating

Chemical oxygen demand removal from electroplating

The electroplating wastewater was subjected to physicochemical characterization before and after treatment with various prepared nano-adsorbents using standard methods. The adsorption process under the influence of contact time, adsorbent dosage and temperature was measured using the chemical oxygen demand (COD) as indicator parameter.

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treatment of electroplating wastewater containing cu2+, zn2

Treatment of electroplating wastewater containing Cu2+, Zn2

Treatment of an industrial wastewater To validate the suitability of electrocoagulation for the treatment of industrial wastewater, an electrolysis was car50 ried, using a wastewater sample, collected from an electroplating unit and the residual concentrations of

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design of heavy metals adsorption column based on bohart

DESIGN OF HEAVY METALS ADSORPTION COLUMN BASED ON BOHART

wastewater can be made available for re-use in industries. Adsorption method has been used in the removal of heavy metals from portable water and wastewater. It is an effective purification and separation technique used in industry for the treatment of wastewater (Aksu, 2001). Adsorption is a term commonly used for

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electrochemical technologies for wastewater treatment

Electrochemical technologies for wastewater treatment

Electrochemical technologies for wastewater treatment and resource reclamation. Yujie Feng * a, Lisha Yang a, Junfeng Liu a and Bruce E. Logan b a State Key Laboratory of Urban Water Resource & Environment, Harbin Institute of Technology, Harbin 150090, PR China.

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waste management in electroplating industry

Waste Management in Electroplating Industry

waste minimization techniques and treatment to control pollution. This is the topic of my thesis entitled “Waste management in electroplating industry”. Objectives For the thesis we will have the following objectives: (A) Collect detailed information on material used in electroplating (like nickel, chromium, silver etc):

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low-cost adsorbents procedure by means of heavy metal

Low-Cost Adsorbents procedure by means of Heavy Metal

heavy metal-laden wastewater. Adsorption has appeared out to be an improved alternative treatment technique. It is said to be successful and economical because of its relatively low cost. Authors have asserted adsorption to be an easiest, safest and most cost-effective process for the treatment of waste effluents hold heavy metals [1, 2]. The

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教师风采——彭昌盛

教师风采——彭昌盛

Yuan, Adsorption mechanism of recovering potassium from seawater by modified-clinoptilolite using microwave, Journal of Treatment of electroplating wastewater. Journal of University of Science and Technology Beijing, 2003, 10(1): 8-11. SCI (IF:0.943) ,

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treatment of low-level cu(ii) wastewater and regeneration

Treatment of low-level Cu(II) wastewater and regeneration

Besides, the actual electroplating wastewater containing Ni(II) (389.4 mg/L) was treated via this device after precipitation to verify its feasibility. The results indicated that Ni(II) in the anode- and cathode-compartments were removed by 1.61 mg/L and 2.01 mg/L, respectively, only via one-stage CDI-EDI device under the operating voltage (0.10–0.20 V) and direct current (2.0–4.0 mA).

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an investigation of techniques for removal of chromium

An Investigation Of Techniques For Removal Of Chromium

----- AN INVESTIGATION OF TECHNIQUES FOR REMOVAL OF CHROMIUM FROM ELECTROPLATING WASTES Sponsored by INDUSTRIAL POLLUTION CONTROL BRANCH ENVIRONMENTAL PROTECTION AGENCY and METAL FINISHERS' FOUNDATION Prepared by BATTELLE MEMORIAL INSTITUTE Columbus Laboratories Columbus, Ohio 43201 Program #12010 EIE Grant #WPRD 201-10-68 March 1971 For sale by the Superintendent of Documents, U.S. Government

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