Showing papers in "Process Safety and Environmental Protection in 2017"

TL;DR: In this article, the authors used microwave pyrolysis of palm kernel shell as the selected OPW produced a biochar with zero sulphur content and high heating value that is nearly comparable to conventional coal, thus indicating its potential as an eco-friendly solid fuel.

TL;DR: Arsenic removal using various types of iron oxides has been surveyed and their sorption efficiencies have been compared in this paper, and the effect of presence of other competitive ions in water has also been discussed.

TL;DR: The mechanism and capacity of methylene green (MG5) adsorption onto commercial activated-charcoal (CAC, Norit RB4C) were investigated in batch experiments.

TL;DR: A review article summarizes some of the most relevant investigations and fundamental aspects related to SnO 2 and its activity and discusses recent achievements in the modification of the metal oxide as a photocatalyst for phenol degradation as discussed by the authors.

TL;DR: In this article, the diffusion behavior of respirable dust at 5303 FMCF Tangkou Coal Mine of the Zibo Mining Group is studied by combining CFD simulation and field measurement.

TL;DR: In this paper, a starch/poly(alginic acid-cl-acrylamide) nanohydrogel was synthesized by co-polymerization method which was used as an effective adsorbent for the removal of coomassie brilliant (CB) blue R-250 dye from the aqueous solution.

TL;DR: The proposed approach makes the use of expert knowledge and fuzzy set theory for handling the uncertainty in the failure data and employs the Bayesian network modeling for capturing dependency among the events and for a robust probabilistic reasoning in the conditions of uncertainty.

TL;DR: A factorial design analysis was conducted to determine the influence of different factors affecting the removal of arsenic (As) and selenium (Se) from water using biosynthesized nanoscale zero-valent iron as discussed by the authors.

TL;DR: In this article, the use of CL zeolite as an adsorbent for removal of heavy metals in wastewater from the graphic industry was evaluated, which resulted in removal up to 95.4% iron, 96.0% copper and 85.1% chromium.

TL;DR: In this article, the authors used Response Surface Methodology (RSM) to evaluate the main effects of parameters, their simultaneous interactions and quadratic effect to achieve the optimum condition for EC process with removal efficiency of 88.57% under optimal operating condition of pH 7.78.

TL;DR: In this article, the role of zinc oxide nanoparticles in enhancing the adsorption efficiency of the ZnO/MMT nanocomposite for the removal of copper and lead ions from aqueous solutions was investigated.

TL;DR: In this article, the authors dealt with treatment performances and operating cost of real metalworking fluid wastewater (MWFW) using chemical coagulation and electrocoagulation (EC) processes.

TL;DR: In this article, the potential use of non-edible vegetable oil for the production of bio-lubricants is discussed, and resources, properties, benefits, and application of NDO-based bio lubricants as alternatives are discussed.

TL;DR: In this article, the effect of process parameters such as adsorbent dosage, pH, contact time, temperature and initial concentration on dye adsorption were studied on the performance of dye removal.

TL;DR: In this paper, Lignocellulosic matter was grafted with neem oil-phenolic resin for developing a highly efficient adsorbent capable of capturing dye rapidly from water.

TL;DR: The potential of maize silk powder (MS) as a natural, widely available and low-cost agricultural waste in order to adsorb methylene blue (MB) from an aqueous solution has been studied.

TL;DR: In this article, a review of different methods of phytoremediation and their application in green remediation is presented, where halophytes are used for desalination.

TL;DR: In this paper, a heterojunctioned Bi 2 WO 6 /Fe 3 O 4 /GSC nanocomposite was synthesized by hydrothermal method and shown to have improved adsorption capacity and easy separation from reaction mixture with significant recycle efficiency.

TL;DR: In this paper, the synthesis of chitosan-silver nanocomposite films (CSNFs) was focused on the potential application in various domains including wound dressing, packaging and water purification.

TL;DR: In this article, the photolysis of diclofenac (DCF), sulfamethoxazole (SMX), carbamazepine (CBZ), and trimethoprim (TMP) was investigated using a low-pressure (LP) mercury ultraviolet (UV) lamp (254-nm) and a combination of UV with hydrogen peroxide (H 2 O 2 ).

TL;DR: In this article, a batch mode adsorption study was carried out by varying agitation speed, pH, temperature, agitation time and initial Cr(VI) concentration, and the experimental results showed that the results indicated that the adsorship capacity of CrVI was pH dependent and showed maximum removal efficiency at pH 2.0 and temperature of 30°C.

TL;DR: In this article, the adsorption of Basic Blue 41 textile dye from aqueous solutions on a zeolite tuff (Nereju-Romania) was studied in batch mode.

TL;DR: In this paper, a batch experiment was conducted with dead and living Arthrobacter viscosus biomass for removal of toxic Cr(VI) from aqueous solution in highly acidic pH (pH 1 and 2).

TL;DR: In this article, the authors presented an advanced two-step approach to analyze failure probabilities of the urban buried gas pipeline. And the results indicate that this approach is feasible and reasonable which can assist in identifying safety critical factors.

TL;DR: In this paper, three types of green synthesized magnetite nanoparticles (Fe3O4 NPs) were used for the removal of a mixture of seven antibiotics, namely piperacillin (PIP), tazobactam (TAZ), sulfamethoxazole (SUL), tetracycline (TET), trimethoprim (TRI), ampicillin (AMP) and erythromycin (ERY) from aqueous media.

TL;DR: In this paper, an ecofriendly synthesized Alginate-au nanoparticles-Mica bionanocomposite was characterized by SEM/EDX, TEM, FTIR, XRD and TGA techniques.

TL;DR: In this paper, mesophilic hydrogen and methane production from vinasse through two-stage anaerobic digestion was investigated, and the results showed that the hydrogen yield was 14.8 and 274 ml/g VSsubstrate, respectively.

TL;DR: In this article, the authors reviewed recent developments and approaches for determination of bioavailable metal fractions through speciation and consequently the fate of both essential and xenobiotic heavy metals during vermicomposting of various organic wastes.

TL;DR: In this article, Ferrofluid, comprising of magnetite of 14nm size was added to the base fuel and is referred to as MOMEF (Mahua Oil Methyl Ester with the addition of Ferro-fluid).

TL;DR: In this article, the most contaminated textile wastewater stream, dyeing discharge with a high residual salt content, was selected to undergo dedicated treatment by advanced oxidation processes (AOPs), and a simulated mixture, based on an industrial recipe and containing Reactive Yellow 145 (RY145), Reactive Red 195 (RR195), and Reactive Blue 221 (RB221), was investigated.