In practical machinery management for process plants, 1997. This extra cost incurred by the refiner is eventually passed on to the customer. Those from pennsylvania crude, which were largely paraffinic in nature, were recognized as having superior properties. Hvi ensures that the lube oil functions well at both cold start and. Re refining is a process used to refurbish used oil and return it to a highquality base oil. The following section discuss the possible impact imo 2020 regula tions will have on the two marine engine lubrication systems. Used oil refinery plant by thermopac, rerefined lube oil plant. Jan 14, 20 crude oil distillation process complete. The problem was caused by a low supply of available oil in the lube oil system reservoir. For any process or chemical engineers, this basic information is required for his design and understanding the process layout. Step 1 in the refining process is the separation of crude oil into various. Step 1 in the refining process is to remove these contaminants so as to reduce corrosion, plugging, and fouling of equipment and to prevent poisoning catalysts in processing units. Refinery crude oil distillation process complete full hd.
History, process and products nearly every aspect of our modern lifestyle is impacted by oil. Refining used lubricating oils describes the properties of used lubricating oils and presents ways these materials can be reref. The wax separated in the process is also marketed as a product called slack wax. However, it must be rerefined mainly due to the accumulation of physical and chemical contaminants in the oil during service. A finished lubricant is one that is ready for use and is a blend of both base oil s and additives. Also, a generalized model is presented for calculation of the refractive index and specific gravity of. For example, the refinery process is used to produce gasoline, kerosene, light oils, lubricating oils, and gases. Chemical engineering partners is a process technology and licensing company offering a range of products and services for re refining of wasteused lubricating oils.
With these processes high quality base oil can be produced. Oil is used to power our vehicles, to create medicines that keep us healthy, and to make the plastics, cosmetics, and other personal products that enhance our daily lives. Dewaxing unit of lube ii refinery, the process has been improved which has resulted in higher. Experimental process of re refining used lubricating oil straight or. Due to the chemistry of oil refining, the higher the ch ratio of a crude oil, the more intense and costly the refinery processing required to prod uce given volumes of gasoline and distillate fuels. Lube oil also helps keep deposits from forming throughout the entire lubrication system, including circulation lines, check valves and sight glasses. Also included are a number of utility systems, not part of the actual process, but providing energy, water, air or some other utility to the plant. Petroleum lubricating oil and grease manufacturing industry. Since distillation fractionation separates petroleum products into groups only by their boilingpoint ranges, impurities may remain. Rerefining of used lubricating oil project report on the rerefining of used lubricant oil submitted to the university of pune, pune in partial fulfilment of the requirements for the award of the degree of bachelor of engineering chemical 1 gajanan r. A project report on re refining of used lube oil 1. This work presents a design of a batch process for re refining of used lubricating oils using a composite solvent technique. Waste lubricating oil purification and recovery everest blowers. Process precommissioning and maintenance baker hughes, a.
Refining is an essential process for a complete palm oil production line because there are still some impurities such as phospholipids, ffa, pigment, odor, etc. Pdf distillation process of crude oil researchgate. Aromatics make poor quality base oils because they are among the most reactive components in the natural lube oil boiling range. Refinery located in north america challenge this refinery was having problems with its turbine driven pumps. Whether youre developing a greenfield site, expanding a refinery, building process modules in a construction yard or hooking up an offshore platform, our integrated precommissioning services enable onschedule, uninterrupted plant startup on your new construction project. In india, the general practice is to refine waste oil in a batch process.
The two basic categories of lube oil are mineral and synthetic. Stp is pioneer on used lube oil re refining since 25 years. The composite solvent includes 1butanol, 2propanol and methyl ethyl ketone in the ratio of 2. Waste used oil recycling plant process re refining lube oil. An overview of refinery products and processes fsc 432. Solvent extraction refinery process wax naphtha s100n s150n s600n bright stock gasoline kerosene diesel fuel gases atmospheric residuum gases vacuum gas oil vgo lube oil distillates vacuum residuum extract crude hydrofinishing solvent dewaxing solvent extraction vacuum distillation atmospheric distillation deasphalting asphalt raffinates. In the united states, approximately 40 percent of used oil is captured and recycled in some manner, while 60 percent is lost. Unfortunately, even under optimal engine operation, lube oil becomes contaminated. Re refining is the term used to describe use of chemical process technology to extract the lubricating base oil from waste lubricants.
Today, lubricating oil, or lube oil, is the most commonly used lubricant because of its wide range of possible applications. In several lube refinery applications, mobil oil corp. Oil refinery processes department of chemistry makerere university. Mild lube hydrotreating also may be used following solvent processing. How oil is rerefined this page was archived on mmddyyyy.
Lube oil hydrotreating employs catalytic treatment of the oil with hydrogen to improve product quality. The following animation shows a refinery flow chart indicating some of the major refinery processes and refinery products. Animation description will help you to understand the things better. This video describe the complete distillation process in a refinery. Chemical engineering partners is a process technology and licensing company offering a range of products and services for rerefining of wasteused lubricating oils. Stp has implemented several re refining plants worldwide and is providing the last generation re refining process based on unicum knowhow. Making petroleum lubricating oils from crude oil calls for smart processes that save energy, reduce maintenance, increase production and cut investment costs. Petroleum refinery activities start with receipt of. Gas turbines are normally supplied with a lube oil package mounted in the bedplate of the turbine. Refinery improves operation of critical turbine pumps with. The feedstocks to dewaxing include dao from deasphalting, and hvgo from vacuum distillation as shown in figure 5. At one time the suitability of petroleum fractions for use as lubricants depended entirely on the crude oils from which they were derived. Lube oil processing whether youre producing a food industry, medical, or other wax or any grade of lube oil, topsoes hydrotreatment catalysts effectively remove the various color bodies involved and give you a finished product that always meets specifications.
A central process in refining where heavy gas oil range feeds are. Viscosity is a measure of the resistance to flow and may. Lubricating oil, sometimes simply called lubricant lube, is a class of oils used to reduce the friction, heat, and wear between mechanical components that are in contact with each other. Dewaxing unit of lube ii refinery, the process has been improved which has resulted in higher yields and has considerably reduced solvent losses. But, with the advent of solvent extraction and hydrocracking, the choice of. Study of selected petroleum refining residuals industry study part 1 august 1996 u. Process description of arslan enginery technology code ars703 for used lube oil rerefining plant.
Elizabeth joseph, gauri pai, ajinkya modak, yash awatramani, prajakta pawar thadomalshahani engineering college, mumbai university. These are fragments of a catalyst added to the oil in the refining process. These treating and conversion technologies, used alone or more typically in combination, can produce a wide range of dieselgasoline ratios while meeting stringent product specifications. Remember, the additives formulated into the mineral base oil will alter the properties of the base oil. How lubricating oil is made material, history, used. Aug 18, 2017 hi, i am a lover of pen and paper and a proud owner of my bad handwriting, so apologies for being conventional in approach. Formulating and blending is the process of mixing and. Calrecycle maintains archived information on its website as a record of its activities for use by the public and calrecycle staff. Crude oil refinery propane butane natural gas refinery fuel gas gasoline solvents kerosene diesel heating oil lube oil greases asphalt pitch coke chemical precursors plastics, rubbers, etc. Environmental protection agency office of solid waste hazardous waste identification division. Refining process flow diagram introduction to refining the modern crude oil refinery is designed to convert basic raw crude oil into various useful products through a series of separation and chemical processes. Base lubricants are mostly hydrocarbons whereas the additives, that make up between.
Crude oil overview refining basics refinery optimization crude oil valuation and relative discounts 4. With almost half a century of continued development, thaioil, which is the largest refinery in thailand and can produce a variety of products including petroleum, petrochemical products, and lube base oil, has gone from a small 35,000 bpd refinery to a 275,000 bpd singlesite refinery. Whatever solvent is used to remove aromatic compounds and wax, several columns are needed to recover the solvent from extract, raffinate, wax and lube oil. Lubricating oil are viscous liquids used for lubricating moving parts of engines and machines. Re refining of used lubricating oil project report on the re refining of used lubricant oil submitted to the university of pune, pune in partial fulfilment of the requirements for the award of the degree of bachelor of engineering chemical 1. As in other process plant machinery trains, the quality of the lube oil system which is supplied with the train has a definite impact on the service factor of the unit. Feb 10, 2014 a project report on rerefining of used lube oil 1. Our tested and proven rerefining process technology provides maximum yield from the used waste lube oil, engine oil, lubricant black oil in an environmentally friendly manner.
At times during operation, the pump bearings were running hot and damage was being caused to the primary and secondary pump seals. In order to increase the stability and improve the nutritional properties of crude palm oil it is necessary to treat the oil by a. What is the basic process of a lube oil block at a iocl refinery. Solvent treating is a widely used method of refining lubricating oils as well as a host of other refinery stocks. There are three steps in the petroleum refining process separation, conversion. Deasphalted oil is similar to the lube distillates but possesses higher boiling points.
Note that the distillation process fractionation tower separates crude oil into a number of distillate fractions that are sent as feedstocks. However, none of these products would exist without the. Stp present used lube oil rerefining 25 anniversary. Here in the below sketch i have depicted a simplified basic process of a lube oil block at a refinery. In the remainder of this paper, the components of oil refinery will be described, along with the parameters for optimization model of every component. Extraction process involves the removal of impurities aromatics, sulfur and nitrogen compounds. Stp rerefining process removes all the contaminants from the used lube oil and. The basic function of a refinery is to separate the crude oil into its useful components and remove the components of unwanted materials. Exporting tight oil while importing heavy oil is very possible if permitted by u.
The process plants that we build for you are preassembled, preinsulated, prewired and ready for installation and commissioning. Crude oil distillation is more complicated than product distillation, in part because crude oils contain water, salts, and suspended solids. Extraction of aromatic hydrocarbons from lube oil using different cosolvent 80 ijcpe vol. Most of the crude dont have enough desirable molecules in them to justify the expense of the elaborate separation process. Rerefining is the term used to describe use of chemical process technology to extract the lubricating base oil from waste lubricants. Pdf the most important used oil recycling technology is the rerefining. The rerefining of used lubricating oils nz institute of chemistry. Pdf rerefining of used lube oil, i by solvent extraction and. The amount of crude oil required to produce a certain volume of lubricating oil is nearly 9 times higher to produce the same volume of lubricating oil from used oil 8. Can you explain the re refining process and whether rerefined oil is as good as virgin base oil. The purpose of the gosp is to process the well flow into clean marketable products. Extraction of aromatic hydrocarbons from lube oil using different cosolvent ibtehal k.
Increasing energy efficiency in refinery lube oil processes. Rerefining processes regeneration of used mineral oils. Design of a batch process for rerefining of used lube oil. The oil refining process starts with a fractional distillation column. With fresh and clean lube oil in the system, marine engine performance and efficiency can be optimized. Each refinery has its own unique arrangement and combination of refining processes largely determined by the refinery location, desired products and economic considerations. Percentage yield of engine oil vs temperature of distillation process. Petroleum refining petroleum refining lubricating oils. Refinery process modeling, a practical guide to steady state modeling. Distillation can contribute to more than 50% of plant. Generally, this pda process is not used in india, as it is felt that distillation alone is sufficient. Automotive oil recycling involves the recycling of used oils and the creation of new products from the recycled oils, and includes the recycling of motor oil and hydraulic oil. A liquid extraction process then removes any aromatic components from the oil.
Hpcl owns and operates the largest lube refinery in the country mumbai refinery, producing lube base oils of international standard, with a capacity of 335 tmt. Oil fractions are evaporated and flow out up towards the top. Cat fines are the most abrasive of all substances in heavy fuel oil. The objectives in mild lube hydrotreating include saturation of olefins and improvements in color, odor, and acid nature of the oil. Conventional lube refining utilizes the solvent extraction process to separate undesirable materials from the natural desirable lube oil molecules present in the crude. Used lube oil rerefining 2 liters of used lube oil 1,5 liters of rerefined oil give used lube oil is generally a mixture of different types and grades of used lube oils, coming from motor crankcases and industry users. In order to get a lubricating oil from a crude oil, the crude oil must be sent through a refinery.
Mineral oils are refined from naturally occurring petroleum, or crude oil. Lubricating oil is used in motorized vehicles, where it is known specifically as motor oil and transmission fluid. This process improves pour point or cold flow properties of lubricating oil. The refining of lubricating oils from waste lubricating oil was examined utilizing a novel blend of solvent extraction and activated alumina adsorbent. Fortunately there is an easy way to separate things, and this is what oil refining is all about.
Alfa laval has the expertise, technology and services to meet refinery needs. Extraction of aromatic hydrocarbons from lube oil using. Rerefining of used lube oil is an economically attractive recycling method in terms of resources. Lube oils free download as powerpoint presentation.
Petroleum refining processes and operations can be separated into five basic areas. The cost of refining oil using the conversion process is somewhat higher than the extraction process. Some modern petroleum refineries process as much as 800,000 to 900,000 barrels 127,000 to 143,000 cubic meters per day of crude oil. Fcc, unicracking, and vgo unionfining processes are the keys to costeffective upgrading of vacuum gas oil. Design of a batch process for rerefining of used lube oil using composite solvent technique prof. This lube refinery accounts for over 40%of the indias total lube base oil production. The more percent of sludge removal means good efficiency of re refining oil, these process is cheaper than. General binary interaction parameters are computed and reported for estimating the liquid liquid equilibrium products between 50 and 70 c. The name edeleanu became known in association with being the first to use solvent extraction to extract aromatic hydrocarbons based on the conventional. Used lube oil is made up of a multitude of small individual batches collected at garages.
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