UA51254U - method for processing hydrocarbon substance - Google Patents

Abstract

A method for processing hydrocarbon substance, at which removal of sulphur-containing compounds from hydrocarbon substances is simultaneously carried out and which includes heating the hydrocarbon material to form a vapour mixture, feeding an oxidizer and hydrocarbon substance into a catalyst unit, oxidation of sulphur compounds in the presence of catalyst and subsequent extraction of sulphur compounds from hydrocarbon substance. In addition, oxidation of sulphur-containing compounds is carried out in the presence of the catalyst to sulfonic acids and anhydrides of sulfonic acids, in the case the temperature of the catalyst is maintained at the level, which is for 10 ...150 ° C higher than the temperature of vapour-gas mixture, and extraction of sulphur compounds from hydrocarbon substance is carried out with alkaline solution at least in one extraction unit followed by separation of alkaline solution and sulphur compounds.

Description

0.0390 mass fraction to 6-995, in rare cases of hydrocarbon processing, reducing to 1495. Free sulfur and hydrogen sulfide are present in small quantities in oil. The main cha- of reagents for the purification of hydrocarbon substances, the wall of sulfur in oil is presented in the form of its sulfur- from sulfur-containing compounds, as well as the improvement of sulfur-containing compounds (mercaptans (K5Н)), sulfides ecological parameters of the coal processing method (К5К), disulfides (КЗ5К) , cyclic hydrogen sulfides, in particular the amount of impurities, (Сп2п), in which K is a hydrocarbon radical, for example, methanethiol (СН3ЗН - methylmarcaptan) is released by creating conditions for deposits. The measurement of certain compounds during sulfur oxidation of the proposed useful model is the implementation of new-containing compounds of a hydrocarbon substance, in the catalysis of a hydrocarbon substance from a sulfur catalyst unit, followed by their removal of new-containing compounds, which are mercaptans (К5Н). during extraction.

The applicants know many methods of processing hydrocarbon substances, among which the following are the most similar in the method of processing hydrocarbon substances. during which carbon cleaning is carried out at the same time

There is a known method for the processing of hydrocarbon substances from sulfur-containing compounds and wine, in which simultaneous cleaning is carried out, which includes heating the hydrocarbon substance, the hydrocarbon substance from sulfur-containing compounds to the formation of a vapor-gas mixture, the supply of an oxidizer, and which includes the supply of an oxidizing agent and a hydrocarbon substances, in the catalytic unit of new substances in the catalyst unit, oxidized unit, oxidation of sulfur-containing compounds into organic sulfur-containing compounds in the presence of the essence of the catalyst and subsequent extraction of sulfur-catalyst and subsequent extraction of sulfur-containing compounds from hydrocarbon substances, new compounds from hydrocarbon substances . According to a useful model, oxidation of sulfur-containing compounds is carried out in the presence of sulfur-containing compounds in the presence of a solid oxidation catalyst containing sulfonic acids and sulfonic anhydrides, with a titanium-containing composite material, with the transformation of which the temperature of the catalyst is maintained by heating at least parts of sulfur-containing compounds above the temperature of the steam-gas mixture on bellows and/or sulfoxides. Also 10...1507С, and the extraction of sulfur-containing compounds from the regeneration of the hydrocarbon oxidation catalyst is carried out with the help of its contact with methanol under the conditions of desorption of an alkaline solution in at least one extract unit (SHA patent 88346, published on October 12, 2009 in tion, with subsequent separation of the alkaline solution and bulletin Mo19, 2009. IPC: 0 С100527/00, sulfur-containing compounds. 8О1921/06). As a hydrocarbon substance can be used

The disadvantage of the known method is to partially dry oil, its compounds or gas. recovery of the catalyst and the high cost of rea- After the oxidation of sulfur-containing compounds in gents to carry out demercaptanization. catalytic unit can be carried out

The method of coal processing - separation of hydrocarbon substance into fractions - was adopted as the prototype. of hydrogen substance, in which at the same time As an alkaline solution can be used 1905 cleaning of hydrocarbon substances from an alkaline solution of Mahon or KOH. of sulfur-containing compounds and which includes heating. After the separation of the alkaline solution and the sulfur-hydrocarbon substance to the formation of steam-gaseous new-containing compounds, the alkaline mixture, the oxidizing agent and the hydrocarbon substance are fed back for extraction. faults in the catalyst block, oxidation of sulphur- Between the set of essential features of a useful model of new-containing compounds in the presence of a catalyst and the claimed technical result, there is the following cause-and-effect relationship. carbohydrate substance. According to the prototype, the inventors heated the catalyst to a temperature of 70-80 95 by carrying out a series and carried out trace 3 purification of the hydrocarbon substance, the establishment of the oxidation of sulfur-containing compounds to sulfoxidation, that the implementation of direct mild oxidation, and the extraction of sulfur-containing compounds of sulfur-containing compounds (mercaptans), which, after oxidation, are carried out with the help of contained in a hydrocarbon substance, by adsorption or precipitation in an electric field, usually in gas-liquid or gas flows in the pro- (patent SHA 47965, published on 15.07.2002 Distillation of hydrocarbon substances, Me7 bulletins, 2002, IPC: C10611/16, when in contact with the catalyst surface allows

C10011/16). to obtain already at the stage of distillation such sulfur-

The above-mentioned method is relatively complex, novel compounds, such as sulfonic acids and anhydrides, therefore have sufficiently large capital, energy-sulfonic acids. their costs, in particular for maintaining the temperature of the catalyst, and the consumption of reagents for the purifier is greater than the temperature of the steam-gas mixture for the hydrocarbon substance. Also takes place 10...1507C, the process of oxidation of sulfur-containing substances (mercaptans) proceeds at a lower temperature, for example, perature in a soft mode, which leads to an electric field generator. the formation of disulfides, in contrast to the known

The basis of a useful model is the task of cleaning hydrocarbon substances from sulfur and simplifying methods of processing hydrocarbon rhenium-containing compounds. iron, when using the standard in this In the subsequent production of sulfonic acids and the equipment industry, the creation of a universal spo- anhydrides of sulfonic acids already at the stage of distillation of hydrocarbon substances simplifies the following efficiency of the released pollutants, achieve the separation of sulfur-containing compounds from products obtained in the proposed method of formation, them after distillation of a hydrocarbon substance. for example, sulfuric-alkaline effluents, hydrogen sulfide and

Next to the catalytic oxidation of sulfur-ammonia, which does not necessarily require such novel compounds from hydrocarbon substances by means of cases of additional utilization, selective extraction with the help of special capital and operating costs associated with a selected solvent (extractant), which is not harmful emissions into the atmosphere, runoff and mixes with hydrocarbons, as which, for example, water losses. class, use 195 alkaline maon solution. At the same time, the creation of the universality of the method or KOH, allows you to obtain a hydrocarbon re- processing of a hydrocarbon substance with an application purified from sulfur-containing compounds. standard equipment in this industry

At the same time, a reduction is achieved, using the possibility of using the declared state of reagents that take part in the method of the method during the primary distillation of hydrocarbon substance processing. Thus, the use of oil, as well as the use of the declared method of water formation, is reduced by 3-4 times. Used as a basic method of cleaning hydrocarbon rhenium of an alkaline solution for extraction of iron from sulfur-containing compounds, as well as for further purification, it is reduced by 20 times, which allows obtaining a hydrocarbon substance during its purification, a significant reduction in costs for purification by any of the known methods of desulfurization. processing of carbohydrate raw materials. To explain the essence of the useful model below

Simplification of existing methods of processing is given as an example of a specific implementation of the method of hydrocarbon substance when applying the standard processing of hydrocarbon substance (Fig. 1). At the heart of this field of equipment in the proposed new example is the implementation of a useful atmospheric model achieved by reducing the content of oil distillation (Fig. 2). An example is illustrated by the direct drawing of sulfur in hydrocarbon raw materials, which schematically shows the conversion of mercaptans in contact with the following surface: a catalyst that has an increased adsorption. of hydrocarbon rings, an increase in the part of mesopores in comparison with tin. other catalysts, for example, nickel or Fig. 2 - a schematic diagram of the technological complex molybdenum catalysts. the process in which the processing method is used

Thus, simplification of the method of hydrocarbon processing. of hydrocarbon substances when applying the standard Table 1 contains indicative data on the equipment used in this field to achieve demercaptanization of gas condensate. obtained in the catalyst unit, the temperature Table 2 contains approximate data regarding the catalyst in which the temperature of steam demercaptanization of the fraction of the gasoline gas mixture by 10...150 "С, such sulfur-containing compounds as sulfonic acids and anhydrides of sulfo- C contains approximate data regarding acids, the removal of which from the products obtained from the demercaptanization of the fraction 200-360 70. after the distillation of the hydrocarbon substance, is sufficient Drawings that explain a useful model, and easy. an example of a specific implementation is also given

The reduction of capital and energy costs of the method of hydrocarbon processing and the costs of reagents for hydrocarbon purification do not limit the amount of harassment, the stated substance is achieved by using extraction in the formula, but only explain the essence of useful urea-sulfur compounds with the help of alkaline separation. 195 Alkaline method of processing a hydrocarbon substance, Mahon or KOH solution is used, i.e. using the reaction is carried out as follows. gent in a very low concentration, as well as the possibility of first supplying the hydrocarbon fuel with the regeneration (restoration) of this reagent substance (oil, its compounds or gas) to the system and supplying the alkaline solution back to hydrocarbon fuel processing (Fig. 1) with the help of extraction after its separation from sulfur can be supplied by a means of supply 1, for example, a pump. Next, new compounds. carry out heating of the hydrocarbon substance to

Also, simplifying the method of coal processing - the formation of a steam-gas mixture with the help of hydrogen substance allows to reduce the amount of steam heater 2. Then the oxidizing equipment is supplied and its installation is carried out, which pours into the catalyst unit 3. As an oxidizer, it reduces the volume of capital and operational costs - vacha can use oxygen, which is 2-3 times more. contained in the air. At the same time, they submit

In the case when the declared method of processing a hydrocarbon substance in the form of an aerosol of a hydrocarbon substance is used in the composition after heating in the catalyst unit 3. When the technological unit of hydrocarbon processing is in operation, the temperature of the catalyst is maintained by the substance, for example, for primary atmospheric 10... 1507С more than the temperature of the steam-gas mixture. spherical distillation of oil, etc., additional energy Thus, in the catalyst unit, the supply costs that go to the declared method are the conditions for the oxidation process to be relatively small. of sulfur-containing compounds in the presence of a catalyst

Improvement of ecological parameters of the method for obtaining sulfonic acids and anhydrides, sulfonic processing of hydrocarbon substances, in particular, polyacids. Obtained after the catalytic block of sulfur

organic compounds in the composition of a hydrocarbon substance - the presence of a catalyst to obtain a sulfone can be fed to the unit for the separation of 4 uric acids and sulfonic acid anhydrides in the catalyst - a gluve-containing substance on the fraction (as an option for the unit 2, the application of the claimed method is carried out on the supply line). carbon-containing substance to the separation unit From the

Next, the hydrocarbon rheological-glue-containing substance is submitted to the fractions. The above-mentioned fault in the alkaline extraction unit 5 and the sulfur extraction unit can be a rectification column, after the tank-containing compounds from the hydrocarbon substance. from which a hydrocarbon substance is obtained, separated

Extraction of sulfur-containing compounds is carried out according to fractions: naphtha, kerosene, gas oil. In some cases, an alkaline solution is used, for example, in 195 alkaline solutions of Mahon or KOH. catalytic processing of hydrocarbon raw materials

After the extraction of sulfur-containing compounds, block 2 can be located after the block, the purified hydrocarbon separation of the carbon-containing substance into fractions is carried out, i.e., the substance from the extraction block to its further, but after the rectification column. application to unit 6. Sulfur-containing compounds, which are thus obtained after extraction, together with the alkaline solution, the extraction of sulfur-containing compounds after block nom, are diverted from extraction unit 5 to separator 7 for the separation of the carbon-containing substance into fractions for the separation of the alkaline solution and sulfur-containing ones are carried out up to several blocks of alkaline extraction of 4 compounds. Separation can be performed for each of the fractions obtained after rectification by settling with obtaining upper sulfur. After the alkaline extraction of the carbon-containing layer 8 and the alkaline solution layer 9, the substance can be subjected to additional dehydration

Thus, regeneration of the reagent is carried out - with the help of demulsifiers 5 and remove it into an alkaline solution for extraction. Lye - further use or processing. Also, the solution from the settled layer of the alkaline solution 9 at this stage removes the waste of the above and is fed back to the alkaline extraction unit 5, for example, for regeneration or disposal. clade, with the help of pump 10, to carry out the Effectiveness of the claimed method of processing the subsequent extraction of sulfur-containing compounds. hydrocarbon substance for purification from sulfur-

In the case of the use of the proposed re-containing compounds, it was confirmed by the inventors of the sobu for the atmospheric distillation of oil (Fig. 2) by a series of experiments (tables 1-3). As a result of preliminary heating of the carbon-containing substance to these experiments, the inventors found that the formation of a steam-gas mixture is carried out with the help of reducing the content of total sulfur in the carbon remogum, for example, tubular furnace 1 with steam retort is achieved mainly at the expense of a preheater. Oxidation of sulfur-containing compounds in the formation of mercaptans.

Table 1

Approximate data regarding the demercaptanization of gas condensate of the present si ii ii ii iii cilia mass. 95 wt. 90 wt. 9 o'clock

Table 2

Approximate data regarding the demercaptanization of the gasoline gas stable fraction (FBGS) is 1 ener rent mass. 95 wt. 9 by weight 95

Table C

Estimated data regarding the demercaptanization of the 200-360" fraction of Genenedernnk tires mass. 95 mass. 95 mass. 90

Ps ay NNYA PNT I NO Z 00-360S of tanization and 5 shchi t de ch v nn u i, Ha kh b rr ke po ih dn chnkkttnia, ryh R iitya poh t r rota I; an and NN N y shi I mashe y

Shk A! profit (lucky now an ! and her" gzha shiya ke NKU and I in pom had in aa what i J MI and - erovrEo and 77 in: ol ?

RA me oh Nd Ya na vini N N ka for Do yan u and p h

Fig: 1st PUZHNYI

With p solution

EE | substance and ak пижный 7 y. life 7 is cleared

AI shi substance -I vidhsa te and:

Mish. the substance purified in Ku I GI is living: sitting VkoD rechovena.

Fig. 7

Computer layout L. Kupenko Signature Circulation 26 approx.

Ministry of Education and Science of Ukraine

State Department of Intellectual Property, str. Urytskogo, 45, Kyiv, MSP, 03680, Ukraine

SE "Ukrainian Institute of Industrial Property", str. Glazunova, 1, Kyiv - 42, 01601