Paper mill sludge‐based carbon quantum dots as a …
— The paper mill sludge is utilized as the only precursor to synthesize carbon quantum dots (PMS-CQDs) by a one-step oil-thermal method. The specifically ratiometric fluorescent probe of PMS-CQDs for t... Abstract Coptisine (COP), one of the bioactive components in Rhizoma Coptidis, has many pharmacological effects. Meanwhile, the …
Evaluating land application of pulp and paper mill sludge: A …
— In fact, the spreading of paper mill sludge to land has been recorded since the 1950s and has, for example, been considered a common practice for more than 30 years in the UK (CPI, 2015; Norrie and Fierro, 1998). Although transport costs must be taken into account, similar transport costs are incurred by any offsite movement (e.g. for ...
Paper Mill Sludge Ash as Supplementary Cementitious …
— Paper mill sludge is often incinerated for heat recovering and also for an important volume reduction. In Italy about 6x10 5 tons of paper sludge is yearly produced giving 60kg of paper ash per ton. In this project, the ash coming from burning of paper mill sludge from primary mechanical separation process, fired as single fuel, was studied in …
Assessment of the geotechnical aspect of the use of paper mill sludge …
This study aimed to investigate the beneficial reuse of paper mill sludge as landfill cover and bottom liner material in municipal solid waste landfills. For this purpose, two-dimensional finite element analyses of a typical landfill geometry were carried out using PLAXIS finite element program. The results of the analyses were evaluated in terms of displacement …
Environmental performance of end-of-life handling …
— This paper evaluates the environmental impacts of different alternatives for handling of sludge from paper and pulp mills in Sweden, using Life Cycle Assessment (LCA). The common practice of incineration of biosludge with energy recovery followed by landfilling of ash (System A) was compared with the alternative of digesting sludge …
Preparation and Characterization of Pulp and Paper Mill …
sludge solids are generated annually by paper and pulp mills.17 To manage those large quantities, incineration of the sludge is often used. Nevertheless, the high water content in the sludge makes sludge management costly and can stand for up to 65% of the total operating costs at paper mills.19 Paper mill sludges
Environmental performance of end-of-life handling …
Semantic Scholar extracted view of "Environmental performance of end-of-life handling alternatives for paper-and-pulp-mill sludge: Using digestate as a source of energy or for biochar production" by A. Mohammadi et al.
Adsorption behaviors of paper mill sludge biochar to remove …
— Paper mill sludge is a mixture of primary and secondary sludge in the treatment of papermaking wastewater. The primary sludge is mainly composed of fiber materials (such as cellulose fibers), inorganic fillers (such as CaCO 3, kaolin and titanium dioxide) ( Zhang et al., 2020c ) and solids from different treatment processes, like pulp …
Assessment of the geotechnical aspect of the use of …
Keywords: Finite element analysis; Hydraulic barrier; Landfill cover; Paper mill sludge 1. Introduction The pulp and paper industry produces millions of tons of paper per year. This production leads to the generation and accumulation of significant amounts of waste sludge called the paper mill sludge that should be disposed of [1].
Reutilizing Paper Mill Sludge as Humidity Regulating …
— About 40–50 kg of sludge (dry) is generated in the production of 1 tonne of paper at a paper mill and of that approximately 70 % is primary sludge and 30 % secondary sludge.
Use of Textile Mill Sludge in Concrete for Waste
— The textile industries produces liquid waste from various processes and after the treatment of waste water, sludge is generated known as Textile Mill Sludge (TMS). Chemical precipitation methods are mainly used for treatment of wastewater. A specific location for the disposal of TMS has allotted by the government.
Assessment of the geotechnical aspect of the use of paper mill sludge …
— Paper mill sludge (PMS) solids are predominantly comprised of cellulosic fibers and fillers rejected during the pulping or paper making process. Most sludges are dewatered and discharged into ...
Characterization of paper mill sludge as a renewable …
— The wastewater that can be treated in an MDC comes from different sources such as petroleum refinement processes, sewage sludge, wetland and paper mill sludge [106, 107]. This water would have ...
Paper Mill Lime Sludge Valorization as Partial Substitution …
— In this study, lime sludge from recovery section of the paper mill is used in mortar in its as-received condition and in calcined condition to partially substitute cement. Calcination of lime sludge is performed at the relatively lower temperature of 650–750 °C, which takes less energy input than the industrial process of calcination.
Using Paper Mill Sludge and Compost in Potato …
— short and long term benefits of amending sandy soils with paper mill sludge and PS composts in a vegetable rotation in Wisconsin's Central Sands. Specifically, we …
Using Paper Mill Sludge and Compost in Potato …
— exemplifies a strategy for converting wastes to resources. Paper mill sludge is one of the largest underutilized organic by -products in Wisconsin. Paper mill sludge (PS) generation in Wisconsin increases approximately 5% per year, a nd 70% of all PS generated currently (740,000 dry tons) is land filled (Wisconsin Paper Council, 1998; …
Pulp and paper mill sludge management practices: What are …
— Pulp and paper mill sludge (PPMS) is an organic residual generated from the wastewater treatments. PPMS management involves economic, environmental and …
Pulp and paper mill sludge management practices: What are …
— Pulp and paper mill sludge (PPMS) is an organic residual generated from the wastewater treatments. PPMS management involves economic, environmental and social costs that will likely increase in the future as landfilling tends to be reduced or banned in certain jurisdictions. The reduction or the banning of landfilling may be considered as a ...
Paper Mill Sludge as a Source of Sugars for Use in the
— Paper mill sludge (PMS) solids are predominantly comprised of cellulosic fibers and fillers rejected during the pulping or paper making process. Most sludges are dewatered and discharged into landfills or land spread at a cost to the mill; creating large economic and environmental burdens. This lignocellulosic residual stream can be used …
Paper mill sludge: a usable fertilizer?
report-paper-mill-sludge-2015.pdf Approximately 10 billion tons of PMS are produced annually by the paper industry and pose a major disposal problem for paper mills. One possible solution to the industry's problem is the …
Paper Mill Sludge as a Revegetation Tool in an Abandoned …
— Sludge sample A (obtained from Kraft pulp and recycled paper mill region) showed a high percentage of fiber, with crystalline cellulose, compared to the other two sludge samples suggesting that ...
Preparation and Characterization of Pulp and Paper Mill …
this research: (i) employ the pulp and paper mill sludge as a precursor for producing biochars with well-developed porosity and high SSA values; (ii) optimize the sludge …
From wastes to functions: A paper mill sludge-based …
— As known, due to the existence of abundant organics (i.e., cellulose, hemicellulose and lignin [1]), paper mill sludge has been widely studied as raw materials for preparing soil amendment [8], [9], nanocellulose [10], bio-oils and biogas [11], [12] and activated carbon [13], [14].Using paper mill sludge as soil amendments can promote or …
Activated Biocarbon from Paper Mill Sludge as …
Porous carbon material from paper mill sludge has previously been examined as a supercapacitor electrode material.32 The carbon material showed remarkable electro-chemical performance in organic and ionic liquid electrolytes. However, because organic and ionic liquid electrolytes are costly, the potential of paper sludge-derived carbon …
Enhancing the Dewaterability of Oily Cold Rolling Mill Sludge …
— 1. Introduction. The oily cold rolling mill (CRM) sludge is a solid waste generated from the cold rolling steel process comprising a dense slurry of iron fines in lubricating oil and water with other impurities including heavy metal. 1 The oil in CRM sludge is derived from lubricants and equipment used in the cold rolling process of steel …
Box–Behnken Design-Based Optimization of the
— In this study, the primary paper-mill sludge characterized as containing 51% glucan was used to optimize the enzymatic saccharification process for the production of bioethanol using a Box–Behnken design (BBD). Polyethylene glycol 4000 (PEG-4000) surfactant-assisted enzymatic saccharification of dried primary sludge (DPS) showed a …
Paper mill sludge ash as supplementary …
— Paper sludge ash is a material that is considered as an alternative binder to make concrete as like as GGBS, Rice Husk, Glass Powder, Fly ash, Phospogypsum etc. Paper mill sludge is a major ...
Activated Biocarbon from Paper Mill Sludge as Electrode …
— The valorization of a South African paper mill waste sludge into an activated biocarbon electrode material for energy storage application is reported. The valorization method is a two-step synthesis that comprises hydrothermal carbonization and NaOH activation of paper mill waste at 700 °C to produce activated biocarbon.
The potential of treated palm oil mill effluent (Pome) sludge …
— Palm oil mill contributed a significant benefit to agro-based industry and social-economic for Malaysia. Palm oil mill effluent (POME) is considered as a polluted wastewater and the treated POME ...
Potential Use of Paper Mill Sludge in Improving Soil Quality …
— This study evaluated the impact of soil modifiers on seed germination and soil quality. Mixtures of paper mill sludge (PMS) with camellia oilseed cake (CO) and peat moss (P), as well as with oilseed cake of toothache tree (TO) and peat moss (P), showed promising results as biostimulants for seed germination. The addition of PMS increased …
Paper mill sludge-based carbon quantum dots as a …
Herein, we prepared carbon quantum dots (CQDs) by one-step oil-thermal method using paper mill sludge (PMS) as precursor, and developed a ratiometric fluorescence method for the determination of COP. The structural and optical properties of PMS-CQDs were evaluated through HRTEM, FT-IR, XPS, XRD, UV-vis, fluorescence, zeta potential and ...
Paper Mill Sludge as a Replacement for the Cellulosic …
— Pulp and paper mill sludge is composed of cellulosic waste and clay and is rich in microorganisms that can benefit horticulture. However, its application in horticulture has received less research attention. Field and greenhouse studies were carried out to determine if sludge from a case study industry can replace the typical cellulosic additive …
Characterization of paper mill sludge as a renewable …
— Abstract. Paper and pulp mills generate substantial quantities of cellulose-rich sludge materials that are disposed in landfills at a large scale. For sustainability …
Synthesis and characterization of coal fly ash and palm oil …
— In Mindanao, Philippines, there is a potentially good Ca-rich waste material locally available called sugar-mill lime sludge, an industrial by-product in the manufacture and refining of sugar from sugarcane, which may contain up to 80% of Ca in the form of lime (Opiso et al., 2017).
Reusing Paper Sludge in the Fertilizer Industry
Pulp and paper mill sludge presents a significant waste management challenge, but opportunities in land applying this nutrient-rich source of organic matter look promising, with many potential benefits. FEECO has helped hundreds of companies to transform their waste material into a value-added product – paper sludge included. We use our state ...