The pulp and paper industry is faced with mounting environmental, political, and economic. Pulp, paper and paperboard effluent guidelines us epa. Dec 04, 2012 treatment of waste from pulp industry 1. Guidance manual for pulp, paper, paperboard, and builders. Pulp and paper industry an overview sciencedirect topics. It covers a comprehensive range of topics, including the basic reasons for anaerobic treatment, comparison between anaerobic and aerobic treatment, effluent types suitable for anaerobic treatment, design considerations for anaerobic treatment, anaerobic reactor. Pdf anaerobic treatment of pulp and paper mill effluents. Borton, timothy hall, robert fisher and jill thomas, national council for air and stream improvement. In general, several kinds of waste water have to treat in any modern pulp plant, which comes from processes like bleaching, washing and emptying and. This study investigates the optimum conditions for ec on the basis of maximum cod and color removal by varying several variables such as ph 5. Petke department of wood and paper science north carolina state university raleigh, north carolina 27650 the work upon which this publication is based was supported with funds from water resources research institute of the univerdity of north carolina as. The pulp and paper industry is a large and growing portion of the worlds economy.
The pulp raw material for paper industry and the paper industry, produce different kind of waste water. Several treatment methods are in use in large industries including physciochemical and biological process. Maximum reduction efficiency of chemical oxygen demand cod 82% and color more than 99% from pulp and paper industry wastewater at the following conditions ph 7, current. Pulp and paper industry, cleaner production, primary and secondary treatment. There is also a third related industry, the paper recycling industry, which has a similar kind of waste water. In 2004 lpm built its own onsite wastewater treatment plant on the special paper manufacturing site in order to stop treating its effluent at the thonon wwtp. The effluent guidelines are incorporated into npdes permits for direct dischargers direct dischargera point source that discharges pollutants to. Water coming from fibre removal operations from flax and hemp. Problems and outlooks involved in managing pulp and paper. A look at wastewater treatment trends and technologies. Our expertise in pulp and paper water treatment reduces water cycle costs and optimises water consumption per ton of pulp and paper produced. Recently, the use of wastepaper accounts for more than half of the fiber raw materials from the viewpoint of energy and resource saving. Relatively large wastewater discharges and accompa. Pulp and paper effluent regulations justice laws website.
Treatment of pulp and paper mill effluents using novel. Regardless of which products are produced and which processes the respective plant applies water is one of the most important resources. Aug, 2015 treatment of wastewater from paper and pulp industry considering two strategies. These can account for less than 10% of the discharge volumes, but contribute to 30 to 50% of the bod 5. The wastewater treatment systems, used in the pulp and paper industry, are biological treatment process such as. Due to this complexity the requirements of water and effluent treatment at the different points of the manufacturing process vary. While varying the ph of the solution the other parameters were kept constant viz. Wood and recycled wastepaper are the main raw materials for paper pulp fiber, the former accounting for 43 percent and the latter accounting for the remaining 57 percent.
The pulp and paper industry is faced with mounting environmental, political, and economic pressures to reduce the volume and toxicity of its industrial wastewater. Pulp and paper mills generate varieties of pollutants depending upon the type of the pulping process. It covers a comprehensive range of topics, including the basic reasons for anaerobic treatment, comparison between anaerobic and aerobic treatment, effluent types suitable for anaerobic treatment, design considerations for anaerobic treatment, anaerobic reactor configurations applied for treatment of pulp and paper industry effluents, present. Pulp and paper industry effluent found to be intensively polluted in nature with heavy organic load in terms of cod and color. The bacterial community was applied for the treatment of pulp and paper mill effluent in fixed film bioreactor containing soil, sand, and gravel at the bottom of the reactor for immobilization of. Anaerobic treatment is well feasible for effluents originated from. Waste water treatment technologies and practices in indian pulp. For this, an effective management of water treatment is necessary. Baggase, hemp, straw are also used composition of the pollutants in the effluent depends on the raw material used. Before, when it came to industrial wastewater treatment, malaysian corporations usually relied on foreign experts to design and build the treatment. Processes like anaerobic digestion are ideal for pulp and paper wastewater treatment to stabilise sludge and produce biogas for renewable energy. Amongst various anaerobic systems the uasb and ic are the most applied anaerobic reactor systems.
Paper buyers can use this information to make informed decisions. Treatment of wastewater from paper and pulp industry. This indicator shows the results achieved since the mid 1980s under these regulations. The quality of wastewater is generated different in each factory due to the raw materials and production processing. The pulp and paper effluent regulations govern the discharge of harmful substances from pulp and paper mills into water frequented by fish. There are many industrial processes in use across the nation and around the world that discharge large amounts of wastewater effluent into local waterways and ground soil. Disposal strategy of solid wastes generated from pulp and paper industry is varied depends on the country and the regulations obeyed. Electrocoagulation of pulp and paper industry effluent with ss304 electrode has been carried out under varying process variable such as ph, current density, time and dose of electrolyte to find out the optimum conditions. Water use and treatment in the pulp and paper industry. Indeed, black liquor cooking liquor from kraft paper manufacture is highly concentrated and is generally treated separately evaporation, incineration and reagent. The mill has constructed the effluent treatment plants etps to treat around. The results for wao of pulp and paper mill effluent are presented as the per cent cod reduction of the effluent as a function of various parameters such as, ph, catalyst concentration, temperature, and pressure.
The paper industry is the 4th largest contributor to greenhouse gas emissions among united states manufacturing industries, and contributes 9% of the manufacturing sectors carbon emissions. The pulp and paper industry consumes enormous amounts of water and natural resources and is also one of the largest effluents generators. In membranes for industrial wastewater recovery and reuse, 2003. Over 200 installations are treating a large variety of different pulp and paper mill effluents. Since the early 1980s, anaerobic treatment of industrial effluents has found widespread application in the pulp and paper industry. Water use and wastewater treatment in papermills cm consult. Pdf treatment of pulp and paper industry wastewater by using. Effluent treatment and disposal facilities in the pulp and. Ventilair engineers providing an effluent treatment plant for pulp and paper industry. Anaerobic technology in pulp and paper industry springerlink. As large industrial users of water, the pulp and paper industry has long managed. Beside the chemical inputs, pulping bleaching processes by industry participants should deal with plethora of pollutants occurs in pulp and paper effluent.
Blosser, presented at the third paper and pulp industry air and stream improvement conference held at vancouver, canada in october 1967, and published in the 2 february 1968 issue of the pulp and paper magazine of canada, recent. Condorchem envitech offers comprehensive industrial wastewater and industrial air emissions treatment solutions. Pulp and paper capabilities veolia water technologies. Anaerobic technology in pulp and paper industry springer. Remediation of pulp and paper industry effluent using. The different treatment processes such as coagulation, chemical oxidation, ozonation, aerobic and. Wastewater and industrial effluent treatment require removal of suspended solids for purification and possible reusage. General effluent treatment practices in indian paper industry. Pdf wastewater treatment in the pulpandpaper industry. Treatment of pulp and paper industrial effluent using.
This pulp and paper industry is an energy intensive manufacturing process. Due to this complexity the requirements of water and effluent treatment at the different points of the. The water used in the process, which can include effluent that is mixed from both pulp and paper mills in an integrated operation, has often passed through several of these steps before being sent to the treatment plant. End of pipe effluent treatment for pulp and paper mills. In the following text the three branches of industry are separated. As pulp and paper companies look to expand or modify their facilities, they need to ensure that nonproduction infrastructure, such as wastewater treatment, will be flexible and meet their treatment and discharge specifications at all times. Waste water treatment solutions in pulp and paper industry. Pollution prevention in the pulp and paper industries. Industrial wastewater treatment plant paper industry. Pulp and paper mill effluents pollute water, air and soil, causing a major threat to the environment. Advanced waste water treatment in the pulp and paper industry is. Pulp, paper and paperboard effluent guidelines documents. Pulp and paper water treatment veolia water technologies.
The mill produces about 225 mtday of writing and printing paper using bamboo eucalyptus and hardwood as raw material by kraft sulfate pulping technique. Nutrient removal processes and sludge treatment are. Trends and guidelines in water pollution control in the finnish pulp and paper industry. Wastewater treatment for the recycled pulp and paper industry. Ventilair engineers is a leading manufacturer supplier company of effluent treatment plant for pulp paper industry in delhi. Treatment of pulp and paper mill wastewater by polyacrylamide pam in polymer induced flocculation.
Pulp and paper mill effluent treatment typically includes the following. Washing removes the bleaching agents from the pulp. Pulp and paper effluent regulations 215 kb pdf full document. Treatment of pulp and paper effluent by electro coagulation. The largest secondary treatment system is activated sludge 6075% of all the biological effluent treatment plants in pulp and paper industry use activated sludge systems. However, advanced treatment processes are sometimes combined with primary or secondary treatment e. Before the 1970s, wastewaters from the pulp and paper mills were normally discharged directly to the rivers or lakes, without any treatment or even a rough primary treatment. Pulp, paper and paperboard manufacturing point source category pdf 219 pp, 779 k, may 2000, 821b00003 technical support and guidance for npdes permit authorities and pretreatment control authorities in implementation of the 1998 pulp and paper effluent guidelines rule.
W chenthe treatment of high strength pulp and paper. Pulp, paper and board sulzer is the world leader in innovative, reliable, and proven pumping, agitation and mixing solutions for the pulp and paper industry. The problems faced by the industry relate to residual cod, toxicity and colour. The pulp and paper industry is a complex one with many different kinds of mills, products and processes. With the knowledge that 15 to 250kgj of ozone is required per generator for a modern pulp and paper plant 3 to 5 kg o 3 adt, paper pulp treatment has become a significant outlet for ozone references in sweden, finland, south africa, brazil, the united states, japan, etc. Pulp and paper mills are categorized as a core sector industry and are the fifth largest contributor to industrial water pollution. Pulp paper wastewater treatment plant paper industry etp. A welldesigned wastewater treatment is of great importance to companies producing pulp, cardboard or paper. Limitations in the pulp and paper effluent is among the process involved in manufacturing of pulp and paper particularly kraft pulp processing is for water and energy consumption.
Therefore, the pulp and paper industry has to use tertiary stage to meet the effluent discharge standards. Pulp and paper industry use wood ad raw material to produce paper, pulp, board and other cellulose based products. Paper accounts for 25% of landfill waste and one third of municipal landfill waste. Pulp and paper at semichemical mills using an ammonia base or a sodium base. Treatment of waste from pulp industry linkedin slideshare. Effluent decolorization technologies for the pulp and paper industry t, w, joyce and w.
Pdf characteristics of pulp and paper mill effluents. Objective to meet the requirements of both ecology and economy, the filtration of effluent streams allows a mill to meet discharge requirements andor provide a clean. Pulp and paper effluent regulations 484 kb regulations are. Paper and pulp industry manufacturing and treatment. Treatment of wastewater from paper and pulp industry considering two strategies. From previous effluent, black liquor, evaporation condensates can be treated separately from concentrated pollution sources. Supplemental technical development document for effluent limitations guidelines and standards for the pulp, paper, and paperboard category subparts b and e pdf 312 pp, 767 k, october 1997, 821r. An estimated two trillion gallons of wastewater are discharged annually by the pulp and paper industry, much of which is highly colored. We help customers increase profitability in a context of stringent environmental regulation by. Effluents therefore vary significantly in quality depending on the process from which they originate. Anaerobic digestion in kraft pulp and paper industry challenges. The pulp and paper industry is the nations third largest industrial consumer of water the kline guide to the paper industry, 1980. Biological treatment of a pulp and paper industry effluent by fomes lividus and trametes versicolor. The pulp and paper industry typically generates large quantities of wastewater whose correct treatment prior to discharge into the environment is critical.
Waste water treatment technologies and practices in indian. The effluent guidelines are incorporated into npdes permits for direct dischargers direct. We help customers address both economic and environmental performance of their paper mills by improving energy and treatment process efficiency with premiumquality water treatment solutions. Saves on capital and operating costs for effluent treatment in addition to savings on chemicals and heat. Paper industry and its biological treatment technologies article pdf available january 2009 with 3,902 reads how we measure reads. This book presents a stateoftheart report on the treatment of pulp and paper industry effluents using anaerobic technology. The pulp and paper industry deals with effluent offering wide potential in reuse and recycling. The wastewater from the paper industry is characterized by colour, extreme quantities of cod, bod, ph, tds, do and ss. The vsep membrane system will significantly reduce bod, cod, tds, tss and color bodies from effluent streams discharged from pulp and paper mills, thus minimizing treatment cost. Supplemental technical development document for effluent limitations guidelines and standards for the pulp, paper, and paperboard category subparts b and e pdf 312 pp, 767 k, october 1997, 821r97001. Our deep process and application knowledge is based on longterm close cooperation with the producers, machinery suppliers and engineering companies. The wastewater samples were collected from the inlet and. Pdf on apr 2, 2012, nitin raut and others published treatment of pulp and paper industry wastewater by using microalgae.
Paper industry is a waterintensive industry, where clean water is an essential need at many points of manufacturing processes. Selvam k, swaminathan k, myung hoon song and keonsang chae, 2002. While the paper industry invests in new recycled newsprint and paper packaging plants in the developing world, almost none of the new printing and writing paper mills use recycled content. Charter for water recycling and pollution prevention in.