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Uncertainty analysis of seed recipe for optimal control of crystal size distribution in batch cooling crystallization Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-12 Yan Long, Aozhe Meng, Qilei Xu, Baoming Shan, Yinglong Wang, Fangkun Zhang, Zai-Qun Yu
Seed recipe is known to directly impact crystal growth behavior and product performance in crystallization processes. However, effectively evaluating and reducing the uncertain influence of seed recipe on product consistency in batch crystallization is challenging. This paper utilizes uncertainty analyses based on the population balance model to evaluate the impact of seed recipe destabilization. Monte
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Modelling W/O/W double emulsions preparation in static mixers: accounting for the shear-thinning behaviour of the dispersed phase Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-12 Noureddine Lebaz, Kristy Touma, Ranim Chakleh, Fouad Azizi, Nida Sheibat-Othman
The dispersion of a shear-thinning non-Newtonian fluid using in-line mixers to prepare double emulsions is investigated experimentally and numerically in this study. A two-step method is adopted for the preparation of double emulsions, comprising in a first step the preparation of a reverse water-in-oil (W/O) emulsion using a high-shear rotor-stator device. This inner emulsion is dispersed in a second
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Fine-Tuning Zeolite Pore Structures with Carbon Coating for Enhanced Gas Separation in Polyimide-Based Mixed Matrix Membrane Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-12 Triyanda Gunawan, Nurul Widiastuti, Alvin Rahmad Widyanto, Hamzah Fansuri, Syafsir Akhlus, Wan Norharyati Wan Salleh, Ahmad Fauzi Ismail, Norazlianie Sazali, Rijia Lin, Julius Motuzas, Simon Smart
Impregnated zeolite-carbon (IZC), also known as pore-modified zeolite, was used as a potential filler in a P84 co-polyimide-based hollow fiber mixed matrix membrane (HF MMM) to enhance gas separation. The presence of carbon structure on the zeolite framework pore was to avoid the trapped moisture that could lead to permeability reduction. This work seeks to investigate the impact of IZC addition (0
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Treatment of Petroleum Refinery Wastewater by a combination of Anodic Oxidation with Photocatalyst Process: Recent Advances, Affecting Factors and Future Perspectives Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-11 Husham M. Al-Tameeemi, Khalid A. Sukkar, Ali H. Abbar
The progress in human activities, industrialization, and urbanization has led to the generation of enormous quantities of polluted wastewaters, especially those produced by petroleum refineries. Generally, physicochemical and biological treatment methods are employed to treat petroleum refinery wastewaters. However, they suffer from low efficiency in removing pollutants due to the nature of these wastewaters
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Nonthermal concentration of skimmed goat milk by forward osmosis: The insights into process performance and product quality Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-08 Xinhuan Cao, Peiqing Zhang, Yumei Xian, Yishu Zhang, Marat Muratkhan, Wirote Youravong, Sheng Li, Zhenyu Li
Nonthermal processing technologies have been gained increasing attention in the dairy industry recently. In this study, the feasibility and effects of forward osmosis (FO) process as a non-thermal technique in the concentration of skimmed goat milk (SGM) was assessed and compared with thermal evaporation. The effects of operational conditions including membrane orientation, crossflow rate, concentration
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Energy reduction and efficiency separation method of associated Gas in oilfield based on EOR-CO2 Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-08 Shiwei Qiao, Huijun Zhao, Xiaofei Lv, Mingyang Zhang, Hao Zhou, Ziheng Chen, Jiang Du, Zhian Xia
Cryogenic distillation is considered to be the most promising technology for the treatment of CO-EOR gases, but it is an energy-intensive process. Considerable scientific efforts are being made to reduce energy consumption in cryogenic distillation and to improve process efficiency. Therefore, this study proposes a unique low-temperature distillation process. The novelty of the designed distillation
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Analysis of gas-solid flow characteristics in intricate pipelines Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-08 Xin Zhang, Chunqi Zhao, Hongen Ge, Zhu Liu, Yuqi Liu, Longfei Jiao
Pneumatically conveying powder particles is predominantly employed in pipelines. Transportation variables significantly alter the behavior of powder particles within complex pipelines. To investigate the gas-solid two-phase flow characteristics of powder particles in dense phase within complex pipelines, Computational fluid dynamics and Discrete element model (CFD-DEM) were applied to the multi-opening
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Electrodialysis for fluoride and nitrate removal from synthesized photovoltaic industry wastewater-toward high performance experimental parameters Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-07 Fadila Djouadi Belkada, Ouiza Kitous, Ouahiba Bouchelaghem, Nadjib Drouiche, Mouna Hecini, Nabil Mameri
This study focuses on the use of electrodialysis (ED) process as a mean to treat contaminated ultra-pure water (UPW) from the photovoltaic (PV) industry, for the elimination of two major ions pollutants that are fluoride and nitrate ions. Synthetic solutions, simulating contaminated UPW from the PV cells rinsing step, were used. Both ions were eliminated significantly after 15minutes of treatment time
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Surface coverage ratio of contaminated Taylor bubbles in a square microchannel Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-04 Takumi Mori, Ryota Igarashi, Kosuke Hayashi, Ryo Kurimoto, Akio Tomiyama
Experiments on contaminated Taylor flows in a microchannel were carried out to investigate the surface coverage ratio for different surfactant properties. Nitrogen and water were used for the gas and liquid phases, respectively. Triton X-100, sodium dodecyl sulfate (SDS) of 90% purity and SDS of 99% purity were used as surfactant. The cross section of the microchannel was square and its width was
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Investigation of Rational Design of Amine Solvents for CO2 Capture: A Computational Approach Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-04 Maimoona Sharif, Tao Han, Tao Wang, Xiaohong Shi, Mengxiang Fang, Du Shuming, Ruihong Meng, Xiang Gao
Solvent selection and design are critical in the CO capture process as the choice of solvent directly impacts the cost of the process, capture efficiency, equipment size, and regeneration energy. In the present study, 1MPZ-PZ, PZ, PIP, DEEA and MEA-DEEA are analyzed in terms of interaction intensity (attractive and repulsive) and diffusivity by molecular dynamic simulation. A high intermolecular interaction
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Prediction of zinc extraction from aqueous solution using iron oxide nanoparticles embedded formulation for tuning emulsion liquid membrane stability Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-04 Norasikin Othman, Izzat Naim Shamsul Kahar, Soong Shen Long, Norul Fatiha Mohamed Noah, Shuhada A. Idrus-Saidi, Sazmin Sufi Suliman
The contamination of industrial wastewater with heavy metals poses a threat to both aquatic and human life. In this study, emulsion liquid membrane (ELM) as a great potential process was applied to remove and recover zinc (Zn) from industrial wastewater. However, the instability of ELM continues to hinder their commercialization. Consequently, this research focuses on studying the stability of water-in-oil-in-water
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Novel membrane coating methods involving use of graphene oxide and polyelectrolytes for development of sustainable energy production: Pressure Retarded Osmosis (PRO) and Enzymatic Membrane Reactor (EMR) Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-04 Ziran Su, Magdalena Malankowska, Jonas Sterup Brigsted, Andrei Popkov, Haofei Guo, Lars Storm Pedersen, Manuel Pinelo
This study compares pressure retarded osmosis (PRO) and the enzymatic membrane reactor (EMR) for the production of green energy in the form of power density and biomethanol, respectively. A systematic design of the biocatalytic membrane reactor and the PRO membrane system was carried out where we combined physical adsorption of polyelectrolyte (PE) and the graphene oxide (GO) layer-by-layer (LbL) assembly
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Impact of cationic surfactant-coated hydrophilic nanoparticles on polymeric solution performance in chemical enhanced oil recovery (CEOR) from a two-dimensional porous medium Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-04 Mohammad Zarei Ghobadlou, Naser Asadzadeh, Majid Ahmadlouydarab
This study aims to investigate the mechanisms underlying enhanced oil recovery (EOR) through chemical injection and explore the key parameters influencing these mechanisms in a two-dimensional porous medium. Distilled water, polyacrylamide (PAM), α-AlO nanoparticles, and cetyltrimethylammonium bromide (CTAB) surfactant were employed for this purpose. The effects of interfacial tension (IFT), viscosity
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Removal potential and mechanism of sulfamethoxazole and norfloxacin by biochar derived from bagasse and polymeric ferric sulfate Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-03 Qiaojing Liu, Yongfang Bian, Tao Xu, Tiantian Yue, Xingfeng Cao, Shaoyuan Bai, Hua Lin, Liheng Liu
To evaluate the potential for practical application of biochar derived from bagasse and polymeric ferric sulfate (BPFSB), its capabilities and mechanisms for the removal of sulfamethoxazole (SMX) and norfloxacin (NOR) were explored. The optimized conditions were as follows: pH=2, dosage of 0.5 g L (SMX); pH=6, dosage of 0.5 g L (NOR). The maximum removal capacities of SMX were 266.8 (298 K), 265.9
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A Dynamic Assessment Method for Risk Evolution in Chemical Processes based on MFM-HAZOP-FDBN Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-02 Qianlin Wang, Shicheng Chen, Feng Chen, Jianwen Zhang, Liangchao Chen, Jinghai Li, Zhan Dou
At present, chemical accidents have occurred frequently with disastrous consequences. In order to effectively prevent chemical accidents and their secondary disasters, it is urgent to develop detailed risk assessment for chemical processes. However, traditional methods tend to ignore the dynamic correlation coupling of chemical processes and devices; this results in the assessment results having poor
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The conceptual design and process intensification of the separation of ternary azeotropic mixture with heterogeneous characteristic Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-03-01 Shirui Sun, Ao Yang, Zong Yang Kong, Huisheng Huang, Liping Lv, Qilin Zhou, Baifeng Gu
A substantial amount of ternary azeotropic mixtures with heterogeneous properties are generated in the production processes of the pharmaceutical and fine chemicals industries. While the presence of heterogeneous features complicates the thermodynamic behavior of such mixtures, it also creates opportunities for separations using heterogeneous distillation. Thus, this study focuses on the conceptual
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Modernizing Non-Classical Protein Crystallization through Industry 4.0: Advanced Monitoring and Modelling Utilizing Process Analytical Technology Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-28 I. Jul-Jørgensen, R. Oliver, K.V. Gernaey, C.A. Hundahl
Modernizing manufacturing processes of pharmaceutical drug products with advanced monitoring and modelling can aid in the transition towards Industry 4.0 with the benefit of increased productivity. This study investigated the use of process analytical technology in combination with partial least squares (PLS) regressions to create two soft sensors to predict the mass fraction of crystallised active
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A novel integration of reaction distillation and pervaporation membrane for producing n-propyl propionate Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-28 Danyang Liu, Yuyu Sun, Wuxiang Li, Xinlei Cai, Guowen Zhang, Yiping Huang, Ruiping Wei, Zhuxiu Zhang, Jihai Tang, Xu Qiao
N-propyl propionate (N-ProPro), which is an essential chemical, can be produced via the esterification of n-propanol (ProOH) with propionic acid (ProAc). Aiming at improving the economic efficiency and saving the energy consumption of the esterification process, an intensified model hybridizing side-reactor column with pervaporation membrane (SRC-PV) configuration is proposed in this work. Mixture
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Mass transfer fundamentals in pervaporation, perstraction and sorption: A unified approach Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-28 Xiaotong Cao, Kean Wang, Xianshe Feng
The high affinity between an organic solute and a polymeric sorbent or membrane is the basis for separating organic contaminants from water via sorption, pervaporation and perstraction. These processes all share the same features of dissolution and diffusion, and thus their mass transfer characteristics can be correlated. However, they are often dealt with independently, and the research findings from
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Molecular mechanism of efficient separation of isopropyl alcohol and isooctane by extractive distillation Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-27 Qiyan Yang, Wenwu Xu, Jiaxin Li, Zhen Wang, Hongbo Xu, Mengjin Zhou, Yinglong Wang, Xin Li, Limei Zhong, Peizhe Cui
In this paper, a method of extracting isopropyl alcohol and isooctane system from industrial wastewater of fuel oil by extractive distillation is proposed to realize resource utilization of waste and reduce environmental pollution Isooctane and isopropyl alcohol are both products obtained from petroleum refining, which are widely used in many fields. In this study, the quantum chemical was used to
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Feedback control strategy of Fischer–Tropsch process in a micro-GtL plant Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-27 Mahdi Sharifian, Nicolas Hudon, Ergys Pahija, Gregory S. Patience
Gas-to-liquid technology monetizes flared natural gas to produce green fuel while reducing carbon emissions. In the first step, oxygen reforms methane to CO and H followed by Fischer–Tropsch synthesis (FTS), which is highly exothermic and requires a tight temperature control to avoid thermal runaway. Bench-scale units are insufficient to generate basic data to design dynamic control systems for pilot-plants
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Energy Saving Design and Control of Side-Streams Reactive Distillation Configuration for Diphenyl Carbonate Production Process Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-24 Bangkit Gotama, Tua Halomoan, Yu-Ying Chen, Hao-Yeh Lee
Diphenyl carbonate (DPC), a phosgene-free precursor for polycarbonate production, has traditionally undergone industrial production through a well-established two-step transesterification process by a reactive distillation (RD) and a distillation column. Thermal enhancement techniques in RD, such as thermally coupled (TCRD) and hybrid heat-integrated (HIRD) methods, have consistently demonstrated significant
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Synergizing date palm seeds-derived oxidized activated carbon: Sustainable innovation for enhanced water retention, efficient wastewater treatment, and synthetic dye removal Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-24 Hakim Din, Mehwish Kiran, Fazal Haq, Ahmed I. Osman, Iffat Ayesha Khan, Tariq Aziz, Abid Khan, Saleem Jilani
Herein, this study explores the efficacy of oxidized activated carbon from date palm seeds (OACDS) as a multifaceted solution for sustainable wastewater treatment and water retention improvement. Through oxidation synthesis, OACDS demonstrates exceptional capability in adsorbing contaminants from water sources, offering a promising eco-friendly option for environmental remediation. Batch adsorption
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Direct application of chemically enhanced primary treatment in a municipal wastewater treatment plant: A case study Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-24 A. Checa-Fernández, L.M. Ruiz, J.M. Torre-Marín, A. Muñoz-Ubina, J.I. Pérez, M.A. Gómez
A feasible and efficient implementation of an Fe-based chemically enhanced primary treatment (CEPT) in a large conventional wastewater treatment plant (WWTP) was thoroughly evaluated. The influence of the velocity gradient and hydraulic retention time in the coagulation and flocculation stages, as well as the coagulant (FeCl) dosage, were evaluated at lab-scale. Standard Jar Tests were performed to
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The influence of operation parameters on concentration ratio of multi-effect evaporation system with mechanical vapor compression Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-23 Fan Bai, Yihao Li, Luyuan Gong, Shihe Zhou, Shengqiang Shen
MVC (mechanical vapor compression) evaporation technology has become a hot research topic due to low energy consumption and high efficiency. Based on conservations of energy and mass, the mathematical model of a multi-effect evaporation system with mechanical vapor compression (MEE-MVC) is established to analyze the effects of key operating parameters. The relationship between concentration ratio (CR)
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A preliminary study to investigate the beneficiation of low-grade phosphate sludge using reverse flotation: Modeling and optimization through Box-Behnken design and response surface methodology. Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-23 Lamya Arroug, Mohamed Elaatmani, Abdelouahad Zegzouti
This preliminary study explored a novel approach to enriching unexploited low-grade phosphate washing sludge (PS) using a combination of attrition scrubbing, desliming, and reverse flotation. By employing a Box-Behnken experimental design (BBD) and response surface methodology (RSM), the study optimized flotation parameters (pH of the pulp, Flotation time, Ester, and Amine dosage), to achieve significantly
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Hydrodynamic cavitation effects over complex organic mixtures Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-22 Santiago N. Fleite, Rocío Torres, María Gabriela Lagorio, Vivek V. Ranade, Miryan C. Cassanello
Hydrodynamic cavitation (HC) is a promising technology for the intensification of chemical and physical processes, with applications in wastewater treatment, extraction from suspended solids, and disinfection. In this study, the effects of HC on different model compounds for dissolved organic matter (DOM) were investigated. These compounds, such as lignin, humic acids, and protein-like compounds, are
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Evaluation of the effect of methanol as an in-situ hydrogen source on the reduction of methyl acetate to ethanol Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-21 Shuai Wang, Tao Wu, Weiwei Shan, Yongmei Liu, Xingting Guo, Xiaoting Hu, Jiemin Guo, Bin Wu, Zheng Zhao, Shuguang Shen
A process was proposed to hydrogenate methyl acetate to ethanol using methanol as an in-situ hydrogen donor over a Cu/SiO catalyst. The catalyst was characterized by XRD, H-TPR, XPS, and FT-IR, and the structure information of the catalyst was obtained. The effects of CHOH, H and mixed hydrogen source on the hydrogenation of methyl acetate on the same catalyst surface were compared, and it was concluded
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Study of hydrate generation risk in gas-saturated oil-water emulsion system based on artificial intelligence Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-20 Xiaofang Lv, Shukai Chen, Wenguang Zeng, Yang Liu, Chuanshuo Wang, Shidong Zhou, Shangfei Song, Bohui Shi
The formation and plugging of hydrates in oil and gas pipelines will bring serious challenges to the safe operation of oil and gas pipelines, but at present, domestic and foreign researchers have not formed a unified understanding of the formation mechanism of hydrates in oil and gas pipelines as well as the plugging mechanism, and its study is still a hot issue in the current domestic and foreign
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Optimal hydrogen infrastructure planning for heat decarbonisation Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-19 Margarita E. Efthymiadou, Vassilis M. Charitopoulos, Lazaros G. Papageorgiou
Energy decarbonisation is essential to achieve Net-Zero emissions goal by 2050. Consequently, investments in alternative low-carbon pathways and energy carriers for the heat sector are required. In this study, we propose an optimisation framework for the transition of heat sector in Great Britain focusing on hydrogen infrastructure decisions. A spatially-explicit mixed-integer linear programming (MILP)
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Enviro-economic investigation of Novel heat-integrated configurations for pressure swing distillation Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-18 Abbas Gholami, Norollah Kasiri, Amirhossein Khalili-Garakani, Juan Gabriel Segovia-Hernández
Pressure Swing Distillation is a widely adopted solution for the separation of pressure-sensitive azeotropic mixtures in various chemical industries. While this method yields high-purity products, it comes with inherent challenges such as elevated operating costs and energy consumption. However, the temperature differential between the two columns involved presents a compelling opportunity for heat
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Experimental and numerical modeling of a novel surfactant flooding: Core scale to reservoir models Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-17 Mohammadali Ahmadi, Qingfeng Hou, Yuanyuan Wang, Zhangxin Chen
This comprehensive study delves into an application of surfactant flooding as a robust enhanced oil recovery (EOR) technique, incorporating both core-scale experiments and reservoir-scale numerical simulations. The research's focal point is to evaluate a novel surfactant's performance in extending oil recovery efficiency within an oil reservoir. The study commences with thorough laboratory experiments
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Effect of fluidized bed shapes on gas-solid fluidization characters and flow regime transition Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-17 Zengqiang Chen, Shanzhong Zhao, Jing Zhang, Xuan Xu, Yadong Zhang, Enhui Zhou, Chenlong Duan
The technology of gas-solid dense-phase fluidized bed separation is applied in the separation of fine particles in minerals due to its stable and reliable characteristics. The experiment collected time-domain distribution signals of pressure drop from fluidized beds with different shapes, systematically analyzed the spatiotemporal distribution characteristics of bed density, and studied the effects
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Adsorption study of isotherms, kinetics modelling, and thermodynamics of immobilized Candida rugosa lipase on metal oxide for esterification of waste cooking oil Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-17 Nurfadhila Nasya Ramlee, Rosli Md Illias, Susilawati Toemen, Roshanida A Rahman, Rangabhashiyam Selvasembian, Widya Fatriasari, Nur Izyan Wan Azelee
The problem regarding improper disposal of waste cooking oil (WCO) can be solved via biotransformation of WCO to value added product using lipases as a biocatalyst. Thus, immobilization method was proposed for the recyclability of the biocatalyst. However, a comprehensive discussion on adsorption study is limited for lipase immobilization. In this study, lipase (CRL) was immobilized on modified metal
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Fluid Dynamics and Power Consumptions in a Single Use Stirred Tank Adopted in the Pharmaceutical Industry Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-16 Federico Alberini, Andrea Albano, Pushpinder Singh, Charalampos Christodoulou, Giuseppina Montante, Francesco Maluta, Alessandro Paglianti
Single use bioreactors (SUB) are recurrently adopted within the pharmaceutical industry since they offer several advantages with respect to traditional bioreactors. Generally, they consist of a stainless-steel container with a bag and an integrated impeller for handling (mixing stage), storage (post mixing stage I) and transfer (post mixing stage II) of formulated products. In this work, one of the
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Hydrodynamics and mass transfer performance of microbubble flow in the bubble column with a contraction section Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-16 Xinyuan Liu, Mao Lei, Zhiwu Wang, Shenghua Yuan, Qiang Li, Zhenbo Wang
Bubble columns have many applications in the biochemical, petrochemical, and metallurgical industries. The gas-liquid system composed of microbubbles is characterized by significant phase interfacial area, high mass transfer efficiency, fast dissolution rate, strong adsorption capacity, and long self-sustaining time. This paper investigated the performance of pressurized dissolved gas microbubble generation
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Multi-objective geometrical optimization of single and dual impeller stirred tanks: An application of the mean age theory approach Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-15 Mei Wu, Nico Jurtz, Lena Hohl, Matthias Kraume
Multi-objective optimizations are performed for single and dual-impeller systems. The steady-state mean age theory approach with a novel method developed in previous work is applied for mixing time prediction. The three-blade Pitched-blade turbines are the baseline designs. The study aims to find the optimum impellers with lower mixing time and power consumption than the benchmark designs. The blade
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Design of an Axial Hydrocyclone for Preliminary Water Separation Using CFD, RSM, and SUS Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-15 Yaoyuan Zhang, Pingping Qiao, Zhengrui Hu, Jiaqing Chen, Meili Liu, Shichang Peng
Preliminary water separators can effectively solve the problem of high-water-cut produced fluids in oil wells. In this study, we propose a co-design method for the serialization of an axial inlet preliminary water separator based on the combination of cyclone separation theory, computational fluid dynamics (CFD) simulations, response surface method (RSM) optimization, experimental verification, and
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A study on urea deposition performance based on a new mixer design in diesel after-treatment system Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-15 Kai Lu, Shuzhan Bai, Zhicheng Zang, Guoxiang Li
Among many technical routes in solving the SCR (Selective Catalyst Reduction) deposition problem, a good mixer design can greatly improve the NO conversion efficiency of the exhaust after-treatment system while avoiding urea deposition failures. This paper presents an anti-deposition mixer with novel conception which was optimized through CFD method, the more layers of wire mesh plates, the lower the
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Surrogate Model-based Optimization of Methanol Synthesis Process for Multiple Objectives: A Pathway towards Achieving Sustainable Development Goals Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-15 Ataklti Kahsay Wolday, Manojkumar Ramteke
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Numerical simulation of a rotary kiln for fine control of the rutile titanium dioxide crystal size during calcination process Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-14 Yujie Tian, Ruifang Lu, Fei Li, Bona Lu, Wei Wang, Chan Liu, Xiaozhe Cheng
The crystal size of rutile titanium dioxide is one of the most important factors that determine its product quality as a white pigment. A fine control over the crystal size is a challenge in industry, because the crystal growth during the calcination process is deeply coupled with the hydrodynamics, heat transfer and chemical reactions in a rotary kiln. This paper presents a comprehensive model for
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Multilevel screening of ionic liquid absorbents for the capture of low-content styrene VOC Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-14 Xiangyi Kong, Jie Cheng, Wei Meng, Shujing Han, Zhen Song, Zhiwen Qi
As a volatile organic compound (VOC), styrene can pose significant risks to human health and environment if released into the air without proper treatment. Absorption based on ionic liquids (ILs) has been widely regarded as a promising VOC treatment approach, whereas there is limited research on capturing styrene by ILs. In this work, a multilevel framework was proposed to screen IL absorbents from
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Maximizing the potential of commercial zinc stearate for one-pot esterification and transesterification for high-acidity biodiesel production Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-13 Vinicius Lima Ferreira, Marco Aurélio Suller Garcia, Donato Alexandre Gomes Aranda, Pedro Nothaft Romano
Meeting the growing demand for energy while combating the adverse effects of global warming remains challenging today, and biodiesel offers a potential solution to help mitigate the impact of global warming. In this scenario, our primary goal was to optimize biodiesel production from highly acidic soybean oil using a one-pot esterification and transesterification process, addressing the challenges
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Sustainable chemical engineering for circular economy Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-10 Peck Loo Kiew, Nurfatehah Wahyuny Che Jusoh, Kiat Moon Lee, Abdul Latif Ahmad, Mohamed Mahmoud El-Sayed Nasef
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Design and control of fluid catalytic cracking gasoline fractionator Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-10 Jie Kong, Mengru Dong, Zhenyu Zhang, Jianlin Yan, Jun Li, Lanyi Sun
The gasoline fractionation scheme used in catalytic cracking has a significant impact on the blended gasoline's octane number. This study proposes an improved three-cut fractionation scheme for the fluid catalytic cracking gasoline fractionator and optimizes the process with respect to evaluation metrics such as total annual cost (TAC), light gasoline recovery, and CO emissions (E). To achieve energy
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Numerical simulation of gas-liquid two-phase flow in the N2-acetic acid system under elevated pressures and temperatures based on CFD-PBM model Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-09 Haibo Jin, Suohe Yang, Wenlong Zhang, Yan Hou, Guangxiang He, Lei Ma, Xiaoyan Guo, Rongyue Zhang
The oxidation reaction process of -xylene is studied under elevated pressure and temperature conditions using acetic acid as a solvent. In this study, a numerical simulation was employed, coupling Computational Fluid Dynamics (CFD) with Population Balance Modeling (PBM), to investigate the hydrodynamic behavior of gas holdup in the column of the N-acetic acid system. The effects of superficial gas
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Experimental analysis on flow characteristics of particulate materials conveyed by airslides Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-09 Hongliang Ding, Jiahe Shen, Kenneth Williams, Bin Chen, Jianming Yuan
Increasing demands on efficient airslides conveying in the fields of construction, agriculture, pharmacy and power require deep understanding of the flow characteristics of materials being conveyed. This study designs a full-scaled airslide test rig, in conjunction with an experimental method, to investigate the flow behaviour of two different materials, namely sand and flyash under vent and non-vent
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Comparative research of flow in tube bundle: Source term method and pressure drop method Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-09 Yinhui Che, Shuai Zu, Lijun Huang
There are two methods for calculating fluid in porous materials, namely the pressure drop method (PDM) and the source term method (STM), which are widely utilized in their respective fields. Although in principle, the two methods can be applied interchangeably in each other's fields under certain conditions, this situation is extremely rare. This paper conducts a comparative study from various aspects
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Improved extractive distillation process using dual decanters Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-09 William L. Luyben
Novel distillation configurations continue to appear in the literature despite the predictions made many decades ago that distillation had attained the status of a mature and stagnant technology needing no further research and development. The driving force for improvement has traditionally been energy conservation, but political decisions related to environmental and sustainability issues have provided
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Special Issue “Heterogeneous catalysts for sustainable energy production and environmental applications” Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-08 Anastasia Macario, Salvatore Abate
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Low reynolds number carbon-containing composite liquid fuel pipeline transportation under sub-ambient and subzero temperatures Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-08 Maxim Piskunov, Daniil Romanov, Danila Verkhodanov, Pavel Strizhak
An experimental study of the effect of lowered temperatures (from 25 °C to −5 °C) on the velocity and viscosity of composite liquid fuel (CLF) flow in mini-channels was performed at low Reynolds numbers. Examined CLFs are composed of water, coking coal, and sludge from coking coal processing, mixed with lignite polymer, acidic sodium pyrophosphate, isononylphenol and a mixture of mono-and dialkylphenols
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Construction of superhydrophobic silicone aerogel and its application in emulsion separation and clean water production Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-08 Yanming Yang, Shiqi Song, Xiao Miao, Changqing Zhu, Ling Zhao, Guina Ren, Bo Ge
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Evaluation of multi-objective optimization methods applied to ternary dividing-wall columns Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-08 Gaoyang Li, Shengyi Guan, Yan Gao, Wenzhi Liu, Yi Zheng, Hui Pan, Litao Zhu, Hao Ling
Multi-objective optimization algorithms are widely employed in the optimization of Dividing-Wall Column (DWC). However, due to the inherent complexity of DWC design problems, the choice of different optimization algorithms significantly influences the results. This study aims to investigate the applicability of various multi-objective optimization algorithms in the design of ternary DWCs. Three multi-objective
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Effects of hyperboloid vortex finder and inlet angle on the cyclone flow pattern and separation efficiency Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-08 Dinesh Kumar, Vikash Kumar, Kailash Jha
Gas-solid cyclone separators are widely employed within industrial contexts for the removal of particulate matter from gas streams. Recent research has unveiled the potential for enhancing cyclone performance by investigating the geometric implications of vortex finder (VF) configurations and inlet duct design. In this study, the influence of hyperboloid VF configurations and angled inlets on cyclone
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Electrostatic spray drying: Advantages for thermosensitive actives Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-07 Elodie Beaupeux, Preethi Jayaprakash, Akaber Dokmak, Jean-Maxime Edorh, Claire Gaiani, Stephane Desobry, Audrey Maudhuit
Spray drying (SD) and freeze drying (FD) represent common methods utilized across various industries to achieve powdered final products. Electrostatic spray drying (ESD) is an emerging alternative as a continuous process to dry sensitive products without degradation, challenging the established drying techniques. This study aims to explore the efficacy of this process (ESD) in preserving the integrity
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A computational study of the impact of fluid flow characteristics on convective heat transfer with Hall current using the MHD non-Newtonian fluid model Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-07 S. Mullai Venthan, P. Senthil Kumar, S. Sampath Kumar, S. Sudarsan, Gayathri Rangasamy
The study focuses on the flow characteristics with geometrical considerations utilizing electrical-conduct Non-Newtonian Fluid. The tubular concentric annulus is the geometry selected for the investigation. The electric-conductive Non-Newtonian Fluid is a character-wise two-constant Bingham model used in this study. The study also utilized geometry, the magnetohydrodynamic (MHD) effect, and the hall
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Direct synthesis of dimethyl carbonate from CO2: From the perspective of dimethyl-carbonate, a promising material for the future Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-07 Seonghun Kim, Seok Goo Lee, Dong Hwi Jeong
Greenhouse gas (GHG) emissions have grown and reached 33.9 Gt of CO equivalents in 2020. Its amounts have continuously increased since the industrial revolution, so, carbon capture and utilization and storage (CCUS) technology can mitigate CO emission and global warming. Dimethyl Carbonate (DMC) has attracted attention as it is used as a solvent in lithium-ion batteries. We proposed a modified process
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Thermal performance investigation of water-based nanofluids in an ice storage system Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-07 Shanshan Shen, Qifeng Gao, Ting Chen
In this study, the combined effects of heat transfer enhancement and cost increment of water-based nanofluids in an ice storage system are investigated theoretically. First, a model for describing the ice formation process of water around a helical coil is established, and the model is verified by comparing the simulation and experimental results. Second, the heat transfer performance of water-based
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3D Printing for catalytic activity – Ink development using a drop-on-demand cartridge Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-07 Michelle Kramer, Conan Fee, Matthew Watson
Powder-bed binder-jetting 3D printing requires the use of a liquid binder or ink. These binders/inks have been widely tailored for individual application. This article covers the proof-of-concept development of an ink for a powder-bed binder-jetting 3D printer. The ink formulation in our work is both catalytically active and is used to bind the catalyst substrate. A modified, commercially available
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Facile synthesis of sustainable magnetic core-shell silicate nano copolymers for toxic metals extraction in fixed bed column Chem. Eng. Res. Des. (IF 3.9) Pub Date : 2024-02-07 Zahra A. Ismail, Usama A. Saed, Liziê Daniela Tentler Prola, Shengfu Zhang, Emina Karahmet Sher, Mu. Naushad, Farooq Sher
Heavy metals enter our environment through diverse resources, causing harmful effects owing to their inherent toxicity and facile migration into aqueous medium, becoming an environmental challenge. Among technologies able to remove these contaminants, the adsorption process emerges as a promising application for water treatment. Herein, functionalized silica magnetic nanoparticles using inorganic and