阅读说明：本技术 一种馏分型船舶燃料油及其制备方法 (Distillate type marine fuel oil and preparation method thereof ) 是由 张健 栾波 王耀伟 于 2020-12-07 设计创作，主要内容包括：本发明提供了一种馏分型船舶燃料油及其制备方法,燃料油以重量份数计,由包括以下组分的原料制得：加氢精制柴油45～80份；加氢精制蜡油0～10份；催化裂化柴油10～32份；芳烃柴油0～15份；重质芳烃油10～30份。本发明提供的馏分型船舶燃料油采用特定含量组分,实现较好的相互作用,具有较高的燃油品质,燃烧平稳、环境友好,并且满足IMO限硫令要求。(The invention provides a distillate type marine fuel oil and a preparation method thereof, wherein the fuel oil is prepared from the following raw materials in parts by weight: 45-80 parts of hydrofined diesel; 0-10 parts of hydrorefining wax oil; 10-32 parts of catalytic cracking diesel oil; 0-15 parts of aromatic diesel oil; 10-30 parts of heavy aromatic oil. The distillate type marine fuel oil provided by the invention adopts specific content components, realizes better interaction, has higher fuel quality, is stable in combustion and environment-friendly, and meets the requirement of IMO sulfur limit.)

1. A distillate type marine fuel oil is prepared from the following raw materials in parts by weight:

45-80 parts of hydrofined diesel; 0-10 parts of hydrorefining wax oil; 10-32 parts of catalytic cracking diesel oil; 0-15 parts of aromatic diesel oil; 10-30 parts of heavy aromatic oil.

2. A distillate marine fuel oil according to claim 1, wherein the hydrorefined diesel fuel has a kinematic viscosity at 40 ℃ of 1.9mm^2/s～2.8mm²The sulfur content is less than 10ppm, and the cetane index is 40-50.

3. The distillate marine fuel oil of claim 1, wherein the hydrorefined wax oil has a kinematic viscosity at 40 ℃ of 20mm²/s～30mm²A sulfur content of less than 300ppm and a cetane index of less than 10.

4. The method of claim 1The distillate type marine fuel oil is characterized in that the kinematic viscosity at 40 ℃ of the catalytic cracking diesel oil is 2.1mm²/s～3.1mm²The sulfur content is less than 2000ppm, and the cetane index is 10-15.

5. The distillate marine fuel oil of claim 1, wherein the aromatic diesel oil has a kinematic viscosity at 40 ℃ of 1.5mm²/s～3.0mm²The sulfur content is less than 10ppm, and the cetane index is 20-30.

6. The distillate type bunker fuel oil of claim 1, wherein the kinematic viscosity at 40 ℃ of the heavy aromatic oil is 1.2mm²/s～2.0mm²S, sulfur content less than 10ppm, cetane index less than 10.

7. A distillate marine fuel oil according to claim 1, wherein the feedstock comprises 65 parts of hydrorefined diesel oil, 5 parts of hydrorefined wax oil, 10 parts of catalytic cracking diesel oil, 10 parts of aromatic diesel oil and 10 parts of heavy aromatic oil;

or 55 parts of hydrofined diesel oil, 3 parts of hydrofined wax oil, 20 parts of catalytic cracking diesel oil, 6 parts of aromatic diesel oil and 16 parts of heavy aromatic oil;

or 47 parts of hydrofined diesel oil, 8 parts of hydrofined wax oil, 25 parts of catalytic cracking diesel oil, 5 parts of aromatic diesel oil and 15 parts of heavy aromatic oil.

8. A method for preparing the fraction marine fuel oil according to any one of claims 1 to 7, comprising the steps of:

mixing aromatic diesel oil, heavy aromatic oil, catalytic cracking diesel oil, hydrorefined wax oil and hydrorefined diesel oil, and blending to obtain the distillate marine fuel oil.

9. The method according to claim 8, wherein the blending temperature is 20 to 30 ℃ and the blending time is 5 to 7 hours.

Technical Field

The invention belongs to the technical field of chemical fuels, and particularly relates to a distillate type ship fuel oil and a preparation method thereof.

Background

Along with the further acceleration of economic globalization, trade round among countries is more frequent, marine transportation service and port service have a profound influence on economic globalization by virtue of gradually expanded service functions, gradually expanded service scale and continuously extended industrial chains, the market of the bonded fuel oil in China is rapidly developed, but the sales of the bonded fuel oil is still at a lower level compared with the huge port cargo throughput in China.

At present, the most main international bonded fuel oil supply enterprises in China are China's China petrochemical China-China sea marine fuel companies, China's Ship Fuel Limited liability company, China's petrochemical Zhejiang Zhoushan Petroleum Limited company, China's petrochemical Changjiang river Fuel Limited company, Shenzhen Guangxi oil Congregation Petroleum group Limited company. Each major coastal port is covered, basically, each port has more than 2 bonded fuel oil supply enterprises, and bonded fuel oil market situation is preliminaryAnd the current supply enterprise layout can meet the oil demand of international sailing ships to a certain extent. From the production capacity of bonded fuel oil, the total number of the five companies and the fuel barges is more than 350 at present, the total tonnage is about 20 ten thousand t, and the average age of the ship is about 25 years; the number of oil depots is as many as 30, and the total capacity is 240 more than ten thousand m³(ii) a The number of the bonded fuel oil storage tanks is as large as 140 seats, and the total storage capacity of the bonded fuel oil exceeds 110 ten thousand meters³. In 2017, the total quantity of bonded fuel oil imports in China reaches 660 million tons, the main import source is Singapore, and under the background and the requirement of rapidly developing port logistics industry in China, the development level of port urban bonded fuel oil supply service needs to be further improved.

Disclosure of Invention

In view of the above, the present invention aims to provide a distillate type marine fuel oil and a preparation method thereof, wherein the fuel oil has high fuel oil quality, is stable in combustion, and meets the requirement of the IMO sulfur limit.

The invention provides a distillate type marine fuel oil which is prepared from the following raw materials in parts by weight:

45-80 parts of hydrofined diesel; 0-10 parts of hydrorefining wax oil; 10-32 parts of catalytic cracking diesel oil; 0-15 parts of aromatic diesel oil; 10-30 parts of heavy aromatic oil.

Preferably, the hydrofined diesel oil has a kinematic viscosity at 40 ℃ of 1.9mm^2/s～2.8mm²The sulfur content is less than 10ppm, and the cetane index is 40-50.

Preferably, the hydrofined wax oil has a kinematic viscosity at 40 ℃ of 20mm²/s～30mm²A sulfur content of less than 300ppm and a cetane index of less than 10.

Preferably, the kinematic viscosity at 40 ℃ of the catalytic cracking diesel oil is 2.1mm²/s～3.1mm²The sulfur content is less than 2000ppm, and the cetane index is 10-15.

Preferably, the kinematic viscosity at 40 ℃ of the aromatic diesel oil is 1.5mm²/s～3.0mm²The sulfur content is less than 10ppm, and the cetane index is 20-30.

Preferably, theThe kinematic viscosity at 40 ℃ of the heavy aromatic oil is 1.2mm²/s～2.0mm²S, sulfur content less than 10ppm, cetane index less than 10.

Preferably, the raw material comprises 65 parts of hydrofined diesel oil, 5 parts of hydrofined wax oil, 10 parts of catalytic cracked diesel oil, 10 parts of aromatic diesel oil and 10 parts of heavy aromatic oil;

or 55 parts of hydrofined diesel oil, 3 parts of hydrofined wax oil, 20 parts of catalytic cracking diesel oil, 6 parts of aromatic diesel oil and 16 parts of heavy aromatic oil;

or 47 parts of hydrofined diesel oil, 8 parts of hydrofined wax oil, 25 parts of catalytic cracking diesel oil, 5 parts of aromatic diesel oil and 15 parts of heavy aromatic oil.

The invention provides a preparation method of fractional bunker fuel oil as defined in any one of claims 1-7, comprising the following steps:

mixing aromatic diesel oil, heavy aromatic oil, catalytic cracking diesel oil, hydrorefined wax oil and hydrorefined diesel oil, and blending to obtain the distillate marine fuel oil.

Preferably, the blending temperature is 20-30 ℃ and the blending time is 5-7 h.

The invention provides a distillate type marine fuel oil which is prepared from the following raw materials in parts by weight: 45-80 parts of hydrofined diesel; 0-10 parts of hydrorefining wax oil; 10-32 parts of catalytic cracking diesel oil; 0-15 parts of aromatic diesel oil; 10-30 parts of heavy aromatic oil. The distillate type marine fuel oil provided by the invention adopts specific content components, realizes better interaction, has higher fuel quality, is stable in combustion and environment-friendly, and meets the requirement of IMO sulfur limit.

Detailed Description

The invention provides a distillate type marine fuel oil which is prepared from the following raw materials in parts by weight:

45-80 parts of hydrofined diesel; 0-10 parts of hydrorefining wax oil; 10-32 parts of catalytic cracking diesel oil; 0-15 parts of aromatic diesel oil; 10-30 parts of heavy aromatic oil.

The distillate type provided by the inventionThe marine fuel oil comprises 45-80 parts of hydrofined diesel oil, preferably 47-65 parts; in specific embodiments, the hydrofined diesel oil is 47 parts, 55 parts or 65 parts. The hydrofined diesel oil has the kinematic viscosity at 40 ℃ of 1.9mm^2/s～2.8mm²The sulfur content is less than 10ppm, and the cetane index is 40-50.

The distillate type marine fuel oil provided by the invention comprises 0-10 parts of hydrofined wax oil, preferably 3-8 parts; in specific embodiments, the hydrorefined wax oil is used in an amount of 3 parts, 5 parts, or 8 parts. The hydrofined wax oil has a kinematic viscosity at 40 ℃ of 20mm²/s～30mm²A sulfur content of less than 300ppm and a cetane index of less than 10.

The distillate type marine fuel oil provided by the invention comprises 10-32 parts of catalytic cracking diesel oil, preferably 10-25 parts; in specific embodiments, the amount of the catalytic cracking diesel oil is 10 parts, 20 parts or 25 parts. The kinematic viscosity at 40 ℃ of the catalytic cracking diesel oil is 2.1mm²/s～3.1mm²The sulfur content is less than 2000ppm, and the cetane index is 10-15.

The distillate type marine fuel oil provided by the invention comprises 0-15 parts of aromatic diesel oil, preferably 5-10 parts; in specific embodiments, the amount of the aromatic diesel oil is 5 parts, 6 parts or 10 parts. The kinematic viscosity of the aromatic diesel oil at 40 ℃ is 1.5mm²/s～3.0mm²The sulfur content is less than 10ppm, and the cetane index is 20-30.

The distillate type marine fuel oil provided by the invention comprises 10-30 parts of heavy aromatic oil, preferably 10-16 parts; in specific examples, the heavy aromatic oil is used in an amount of 10 parts, 15 parts, or 16 parts. The kinematic viscosity at 40 ℃ of the heavy aromatic oil is 1.2mm²/s～2.0mm²S, sulfur content less than 10ppm, cetane index less than 10.

In a specific embodiment, the raw material has a kinematic viscosity of 24.7mm at 40 ℃²Hydrorefined wax oil/s, kinematic viscosity at 40 deg.C of 2.66mm²The catalytic cracking diesel oil/s, the kinematic viscosity at 40 ℃ of 1.99mm²Hydrofined diesel oil with kinematic viscosity of 2.52mm at 40 DEG C²Aromatic diesel oil/s and kinematic viscosity at 40 DEG CIs 1.513mm²Heavy aromatic oils in s.

The heavy aromatic oil, the aromatic diesel oil, the catalytic cracking diesel oil, the hydrorefined wax oil and the hydrorefined diesel oil are all commercially available products well known to those skilled in the art.

The distillate type marine fuel oil provided by the invention comprises 65 parts of hydrofined diesel oil, 5 parts of hydrofined wax oil, 10 parts of catalytic cracking diesel oil, 10 parts of aromatic diesel oil and 10 parts of heavy aromatic oil;

or 55 parts of hydrofined diesel oil, 3 parts of hydrofined wax oil, 20 parts of catalytic cracking diesel oil, 6 parts of aromatic diesel oil and 16 parts of heavy aromatic oil;

or 47 parts of hydrofined diesel oil, 8 parts of hydrofined wax oil, 25 parts of catalytic cracking diesel oil, 5 parts of aromatic diesel oil and 15 parts of heavy aromatic oil.

The invention provides a preparation method of a distillate type marine fuel oil in the technical scheme, which comprises the following steps:

mixing aromatic diesel oil, heavy aromatic oil, catalytic cracking diesel oil, hydrorefined wax oil and hydrorefined diesel oil, and blending to obtain the distillate marine fuel oil.

The apparatus for mixing is not particularly limited in the present invention, and a tempering tank well known to those skilled in the art may be used. In the invention, the raw materials are preferably added in the mixing process in the order from large to small according to the density of each component oil.

In the invention, the blending temperature is preferably 20-30 ℃ and the time is 5-7 h; in the specific example, the blending temperature was 25 ℃ and the blending time was 6 hours. The invention has no special limit on the blending rotating speed, and all the components are uniformly mixed by a blender pump.

The production method provided by the invention has the advantages of simple process, low cost, suitability for large-scale production, remarkable economic benefit and social benefit and wide application prospect.

In order to further illustrate the present invention, the present invention provides a distillate type marine fuel oil and a method for preparing the same, which are described in detail below with reference to the following examples, but they should not be construed as limiting the scope of the present invention.

The performance indices of the raw materials used in the following examples are shown in table 1:

TABLE 1 Performance indices of the raw materials used in the examples of the invention

Example 1

Adding 65 parts of hydrofined diesel oil, 5 parts of hydrofined wax oil, 10 parts of catalytic cracked diesel oil, 10 parts of aromatic diesel oil and 10 parts of heavy aromatic oil into a blending tank in sequence at 25 ℃, and stirring for 6 hours by a blender pump until all components are fully and uniformly mixed to obtain the distillate type marine fuel oil.

Example 2

Adding 55 parts of hydrofined diesel oil, 3 parts of hydrofined wax oil, 20 parts of catalytic cracking diesel oil, 6 parts of aromatic diesel oil and 16 parts of heavy aromatic oil into a blending tank in sequence at 25 ℃, and stirring for 6 hours by a blender pump until all components are fully and uniformly mixed to obtain the distillate type marine fuel oil.

Example 3

Adding 47 parts of hydrofined diesel oil, 8 parts of hydrofined wax oil, 25 parts of catalytic cracked diesel oil, 5 parts of aromatic diesel oil and 15 parts of heavy aromatic oil into a blending tank in sequence at 25 ℃, and stirring for 6 hours by a blender pump until all components are fully and uniformly mixed to obtain the distillate type marine fuel oil.

The invention comprehensively analyzes the distillate type marine fuel oil provided by the embodiments 1-3 according to GB 17411-.

TABLE 2 Performance data of distillate marine fuel oils provided in examples 1 to 3 of the present invention

From the above examples, the present invention provides a distillate type marine fuel oil, which is prepared from the following raw materials, by weight: 45-80 parts of hydrofined diesel; 0-10 parts of hydrorefining wax oil; 10-32 parts of catalytic cracking diesel oil; 0-15 parts of aromatic diesel oil; 10-30 parts of heavy aromatic oil. The distillate type marine fuel oil provided by the invention adopts specific content components, realizes better interaction, has higher fuel quality, is stable in combustion and environment-friendly, and meets the requirement of IMO sulfur limit.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.