CN110157500B - Special oil for yacht - Google Patents
Special oil for yacht Download PDFInfo
- Publication number
- CN110157500B CN110157500B CN201910221371.5A CN201910221371A CN110157500B CN 110157500 B CN110157500 B CN 110157500B CN 201910221371 A CN201910221371 A CN 201910221371A CN 110157500 B CN110157500 B CN 110157500B
- Authority
- CN
- China
- Prior art keywords
- oil
- diesel oil
- yacht
- vol
- pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/04—Liquid carbonaceous fuels essentially based on blends of hydrocarbons
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L1/00—Liquid carbonaceous fuels
- C10L1/10—Liquid carbonaceous fuels containing additives
- C10L1/14—Organic compounds
- C10L1/16—Hydrocarbons
- C10L1/1616—Hydrocarbons fractions, e.g. lubricants, solvents, naphta, bitumen, tars, terpentine
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L2270/00—Specifically adapted fuels
- C10L2270/02—Specifically adapted fuels for internal combustion engines
- C10L2270/026—Specifically adapted fuels for internal combustion engines for diesel engines, e.g. automobiles, stationary, marine
Abstract
The invention belongs to the field of petrochemical industry, and particularly relates to special oil for a yacht. The special oil for the yacht comprises the following components in percentage by volume: 5-25 vol% of refined diesel oil; 40-60 vol% of thermal cracking diesel oil; 10-30 vol% of light diesel oil; 1-10 vol% of dearomatized solvent oil. The yacht special oil with excellent quality is obtained by optimally designing the composition components and the content of each component of the oil product, and can effectively improve the combustion condition of fuel in an engine cylinder, shorten the combustion lag period, improve the power output and the thermal efficiency and simultaneously reduce the vibration of the engine. The special oil for the yacht can be stably combusted in the cylinder, the service life of an engine is prolonged, and good economic and social benefits are achieved.
Description
Technical Field
The invention belongs to the field of petrochemical industry, and particularly relates to special oil for a yacht.
Background
The yacht is a new product under the background of a new era, is used as a high-grade consumer product for water entertainment, and integrates functions of navigation, sports, leisure and the like. In some developed countries, yachts are privately owned or leased for use, symbolizing identity and status. The yacht industry as a part of the marine industry can drive other consumption demands, and has great economic benefits. The yacht industry in China is still in a primary development stage, mainly focuses on the southeast coastal areas such as Qingdao, Xiamen, Zhuhai, Mian and the like, and will be rapidly developed along with the development of economy and the improvement of national income.
At present, the traditional gasoline and diesel fuel tends to be saturated and is influenced by the environment-friendly form and new energy automobiles, the traditional fuel has the possibility of reduction, the petroleum refining industry is required to be compliant with the development trend and be transformed in time, the traditional petroleum refining industry is transformed to the development direction of fine chemical engineering and various products, and the added value of the products is improved
The yacht engine mainly uses the diesel engine as the main, and mainly is imported model, and the integrated level is higher, and the maintenance requires highly, greatly increased running cost. And the fuel is mainly 0# common diesel oil. At present, the market of marine diesel oil in China is relatively disordered, the configuration of a special refueling wharf is less, the quality of fuel oil is poor, and sometimes even the engine is damaged due to filling of illegally blended fuel oil. In order to prolong the maintenance and overhaul period of the yacht, reduce the operation cost, furthest exert the contribution of the combustion of diesel fuel in the cylinder of the engine, improve the power output and the thermal efficiency, reduce the emission and improve the environment, the fuel quality must be improved.
Disclosure of Invention
In view of the above, the invention aims to provide special oil for yachts. The special oil for the yacht can effectively improve the combustion condition of fuel in an engine cylinder, shorten the combustion lag period, improve the power output and the thermal efficiency and reduce the vibration of the engine.
The invention provides a special oil for yachts, which comprises the following components in percentage by volume:
the refined diesel oil is prepared by the following steps:
a) one or more of straight-run diesel oil, coking diesel oil and catalytic cracking diesel oil are reacted under the existence of hydrogen pressure and a catalyst to obtain refined diesel oil;
in the step a), the reaction temperature is 300-330 ℃, and the reaction pressure is 3.5-4.5 MPa;
the thermal cracking diesel oil is prepared by the following steps:
b) the catalytic cracking diesel oil reacts under the existence of hydrogen pressure and catalyst to obtain thermal cracking diesel oil;
in the step b), the reaction temperature is 340-420 ℃, and the reaction pressure is 6.5-13.5 MPa.
Preferably, in the step a), the volume ratio of hydrogen to oil in the reaction is (200-400): 1.
preferably, in the step a), the volume space velocity of the reaction is 2-3 h-1。
Preferably, the step a) specifically comprises:
a1) one or more of straight-run diesel oil, coking diesel oil and catalytic cracking diesel oil are reacted under the existence of hydrogen pressure and a catalyst to obtain a reaction product;
a2) carrying out high-pressure separation on the reaction product to obtain a high-pressure separation oil phase; the pressure of the high-pressure separation is 3-4 MPa;
a3) carrying out low-pressure separation on the high-pressure separation oil phase to obtain a low-pressure separation oil phase; the pressure of the low-pressure separation is 0.5-1 MPa;
a4) and removing light components from the low-pressure separated oil phase through steam stripping to obtain the refined diesel oil.
Preferably, the step b) specifically comprises:
the catalytic cracking diesel oil and hydrogen are mixed and then enter a thermal cracking reactor, and the mixture flows through a bed layer filled with a protective agent, a bed layer filled with a catalyst, a bed layer filled with a modifier and a bed layer filled with a post-treatment agent in sequence in the reactor, and then the thermal cracking diesel oil is obtained at the outlet of the thermal cracking reactor.
Preferably, the volume ratio of hydrogen to oil at the inlet of the thermal cracking reactor is (600-800): 1.
preferably, the volume space velocity of the bed layer filled with the protective agent is 12-18 h-1(ii) a The volume airspeed of the bed layer filled with the catalyst is 1.3-1.5 h-1(ii) a The volume airspeed of the bed filled with the modifier is 3-4 h-1(ii) a The volume airspeed of the bed filled with the post-treatment agent is 12-18 h-1。
Preferably, in the reaction process, the temperature of the bed layer filled with the protective agent is 350-360 ℃; the temperature of the bed layer filled with the catalyst is 360-370 ℃; the temperature of the bed layer filled with the modifier is 385-395 ℃; the temperature of the bed layer filled with the post-treatment agent is 390-400 ℃.
Preferably, the density of the light diesel oil is 770-780 kg/m3(ii) a The kinematic viscosity of the light diesel oil at 20 ℃ is 2.5-3.5 mm2S; the flash point of the light diesel oil is 70-80 ℃.
Preferably, the density of the dearomatized solvent oil is 810-825 kg/m3(ii) a The kinematic viscosity of the dearomatized solvent oil at 20 ℃ is 3.6-4 mm2/s(ii) a The flash point of the dearomatized solvent oil is 95-105 ℃.
Compared with the prior art, the invention provides the special oil for the yacht. The special oil for the yacht comprises the following components in percentage by volume: 5-25 vol% of refined diesel oil; 40-60 vol% of thermal cracking diesel oil; 10-30 vol% of light diesel oil; 1-10 vol% of dearomatized solvent oil; the refined diesel oil is prepared by the following steps: a) one or more of straight-run diesel oil, coking diesel oil and catalytic cracking diesel oil are reacted under the existence of hydrogen pressure and a catalyst to obtain refined diesel oil; in the step a), the temperature of the reaction is 300-330 ℃, and the pressure of the reaction is 3.5-4.5 MPa; the thermal cracking diesel oil is prepared by the following steps: b) the catalytic cracking diesel oil reacts under the existence of hydrogen pressure and catalyst to obtain thermal cracking diesel oil; in the step b), the reaction temperature is 340-420 ℃, and the reaction pressure is 6.5-13.5 MPa. The yacht special oil with excellent quality is obtained by optimally designing the composition components and the content of each component of the oil product, and can effectively improve the combustion condition of fuel in an engine cylinder, shorten the combustion lag period, improve the power output and the thermal efficiency and simultaneously reduce the vibration of the engine. The special oil for the yacht can be stably combusted in the cylinder, the service life of an engine is prolonged, and good economic and social benefits are achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a torque comparison graph of a diesel engine provided in example 4 of the present invention;
fig. 2 is a graph comparing the vibration intensity of the diesel engine provided in example 4 of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a special oil for yachts, which comprises the following components in percentage by volume:
the refined diesel oil is prepared by the following steps:
a) one or more of straight-run diesel oil, coking diesel oil and catalytic cracking diesel oil are reacted under the existence of hydrogen pressure and a catalyst to obtain refined diesel oil;
in the step a), the reaction temperature is 300-330 ℃, and the reaction pressure is 3.5-4.5 MPa;
the thermal cracking diesel oil is prepared by the following steps:
b) the catalytic cracking diesel oil reacts under the existence of hydrogen pressure and catalyst to obtain thermal cracking diesel oil;
in the step b), the reaction temperature is 340-420 ℃, and the reaction pressure is 6.5-13.5 MPa.
The special oil for the yacht provided by the invention comprises refined diesel oil, thermal cracking diesel oil, light diesel oil and dearomatization solvent oil. The refined diesel oil is an oil product prepared by taking straight-run diesel oil, coker diesel oil and catalytic cracking diesel oil as raw materials in the presence of hydrogen pressure and a catalyst, has high cetane number and low sulfur content and polycyclic aromatic hydrocarbon content, and can effectively reduce the emission of toxic substances and particles in the tail gas of an engine in the using process. In the invention, the refined diesel oil is prepared according to the following steps:
a) one or more of straight-run diesel oil, coking diesel oil and catalytic cracking diesel oil are reacted under the existence of hydrogen pressure and catalyst to obtain refined diesel oil.
In the step of preparing the refined diesel oil provided by the invention, the initial boiling point of the straight-run diesel oil is preferably 170-190 ℃, and specifically 170 ℃, 172 ℃, 175 ℃, 178 ℃, 180 ℃, 180.5 ℃, 183 ℃, 185 ℃, 187 ℃ or 190 ℃; the 10% recovery temperature of the straight-run diesel oil is preferably 210-220 ℃, and specifically can be 210 ℃, 211 ℃, 212 ℃, 213 ℃, 214 ℃, 215 ℃, 216 ℃, 217 ℃, 218 ℃, 219 ℃ or 220 ℃; the 50% recovery temperature of the straight-run diesel oil is preferably 275-290 ℃, and specifically can be 275 ℃, 276 ℃, 277 ℃, 279 ℃, 280 ℃, 281 ℃, 282 ℃, 282.5 ℃, 283 ℃, 284 ℃, 285 ℃, 286 ℃, 287 ℃, 288 ℃, 289 ℃ or 290 ℃; the 90% recovery temperature of the straight-run diesel oil is preferably 345-355 ℃, and can be 345 ℃, 346 ℃, 347 ℃, 348 ℃, 349 ℃, 350 ℃, 351 ℃, 351.5 ℃, 352 ℃, 353 ℃, 354 ℃ or 355 ℃; the 95% recovery temperature of the straight-run diesel oil is preferably 365-375 ℃, and specifically can be 365 ℃, 366 ℃, 367 ℃, 368 ℃, 369 ℃, 370 ℃, 370.5 ℃, 371 ℃, 372 ℃, 373 ℃, 374 ℃ or 375 ℃; the density (20 ℃) of the straight-run diesel oil is preferably 855-870 kg/m3Specifically 855kg/m3、856kg/m3、857kg/m3、858kg/m3、 859kg/m3、860kg/m3、861kg/m3、862kg/m3、862.4kg/m3、863kg/m3、864kg/m3、 865kg/m3、866kg/m3、867kg/m3、868kg/m3、869kg/m3Or 870kg/m3(ii) a The initial boiling point of the coking diesel oil is preferably 160-180 ℃, and specifically can be 160 ℃, 162 ℃, 165 ℃, 167 ℃, 170 ℃, 171 ℃, 171.4 ℃, 173 ℃, 175 ℃, 178 ℃ or 180 ℃; the 10% recovery temperature of the coker diesel is preferably 210-225 ℃, and specifically can be 210 ℃, 211 ℃, 212 ℃, 213 ℃, 214 ℃, 215 ℃, 216 ℃, 217 ℃, 217.1 ℃, 218 ℃, 219 ℃, 220 ℃, 221 ℃, 222 ℃, 223 ℃, 224 ℃ or 225 ℃; the 50% recovery temperature of the coking diesel oil is preferably 275-290 ℃, and specifically can be 275 ℃, 276 ℃277 deg.C, 278 deg.C, 279 deg.C, 280 deg.C, 281 deg.C, 282 deg.C, 283 deg.C, 284 deg.C, 285 deg.C, 286 deg.C, 287 deg.C, 288 deg.C, 289 deg.C or 290 deg.C; the 90% recovery temperature of the coker diesel is preferably 340-350 ℃, and specifically can be 340 ℃, 341 ℃, 342 ℃, 343 ℃, 344 ℃, 345 ℃, 345.2 ℃, 346 ℃, 347 ℃, 348 ℃, 349 ℃ or 350 ℃; the 95% recovery temperature of the coker diesel is preferably 350-360 ℃, and specifically can be 350 ℃, 351 ℃, 352 ℃, 353 ℃, 353.6 ℃, 354 ℃, 355 ℃, 356 ℃, 357 ℃, 358 ℃, 359 ℃ or 360 ℃; the density (20 ℃) of the coking diesel oil is preferably 860-870 kg/m3Specifically 860kg/m3、861kg/m3、862kg/m3、863kg/m3、 864kg/m3、865kg/m3、866kg/m3、866.6kg/m3、867kg/m3、868kg/m3、869kg/m3Or 870kg/m3(ii) a The initial boiling point of the catalytic cracking diesel oil is preferably 170-185 ℃, and specifically can be 170 ℃, 171 ℃, 172 ℃, 173 ℃, 174 ℃, 175 ℃, 176 ℃, 177 ℃, 178 ℃, 178.1 ℃, 179 ℃, 180 ℃, 181 ℃, 182 ℃, 183 ℃, 184 ℃ or 185 ℃; the 10% recovery temperature of the catalytic cracking diesel oil is preferably 200-215 ℃, and specifically can be 200 ℃, 201 ℃, 202 ℃, 203 ℃, 204 ℃, 205 ℃, 206 ℃, 207 ℃, 208 ℃, 208.9 ℃, 209 ℃, 210 ℃, 211 ℃, 212 ℃, 213 ℃, 214 ℃ or 215 ℃; the 50% recovery temperature of the catalytic pyrolysis diesel oil is preferably 250-260 ℃, and specifically can be 250 ℃, 251 ℃, 252 ℃, 253 ℃, 254 ℃, 254.7 ℃, 255 ℃, 256 ℃, 257 ℃, 258 ℃, 259 ℃ or 260 ℃; the 90% recovery temperature of the catalytic pyrolysis diesel oil is preferably 340-350 ℃, and specifically can be 340 ℃, 341 ℃, 342 ℃, 343 ℃, 344 ℃, 344.7 ℃, 345 ℃, 346 ℃, 347 ℃, 348 ℃, 349 ℃ or 350 ℃; the 95% recovery temperature of the catalytic cracking diesel oil is preferably 360-370 ℃, and specifically can be 360 ℃, 361 ℃, 362 ℃, 363 ℃, 364 ℃, 365 ℃, 366 ℃, 367 ℃, 368 ℃, 369 ℃ or 370 ℃; the density (20 ℃) of the catalytic cracking diesel oil is preferably 885-895 kg/m3The specific dose can be 885kg/m3、886kg/m3、887kg/m3、888kg/m3、889kg/m3、890kg/m3、 891kg/m3、891.3kg/m3、892kg/m3、893kg/m3、894kg/m3Or 895kg/m3(ii) a The mass ratio of the straight-run diesel oil, the coking diesel oil and the catalytic cracking diesel oil is preferably (40-70): 20: (10-40), more preferably (50-60): 20: (20-30), specifically 57:20: 23; the catalyst is preferably a hydrofining catalyst RN-1; the volume ratio of hydrogen to oil in the reaction is preferably (200-400): 1, specifically 200:1, 210:1, 220:1, 230:1, 240:1, 250:1, 260:1, 270:1, 280:1, 290:1, 300:1, 310:1, 320:1, 330:1, 340:1, 350:1, 360:1, 370:1, 380:1, 390:1 or 400: 1; the volume space velocity of the reaction is preferably 2-3 h-1Specifically, it can be 2h-1、2.1h-1、2.2h-1、2.3h-1、 2.4h-1、2.5h-1、2.6h-1、2.7h-1、2.8h-1、2.9h-1Or 3h-1(ii) a The reaction temperature is preferably 300-330 ℃, and specifically can be 300 ℃, 305 ℃, 310 ℃, 315 ℃, 320 ℃, 325 ℃ or 330 ℃; the reaction pressure is preferably 3.5 to 4.5MPa, and specifically may be 3.5MPa, 3.6MPa, 3.7MPa, 3.8MPa, 3.9MPa, 4MPa, 4.1MPa, 4.2MPa, 4.3MPa, 4.4MPa or 4.5 MPa.
In one embodiment provided by the invention, the refined diesel oil is prepared by the following steps:
a1) one or more of straight-run diesel oil, coking diesel oil and catalytic cracking diesel oil are reacted under the existence of hydrogen pressure and a catalyst to obtain a reaction product;
a2) carrying out high-pressure separation on the reaction product to obtain a high-pressure separation oil phase;
a3) carrying out low-pressure separation on the high-pressure separation oil phase to obtain a low-pressure separation oil phase;
a4) and removing light components from the low-pressure separated oil phase through steam stripping to obtain the refined diesel oil.
In the steps for preparing the refined diesel oil provided by the above embodiments of the present invention, the reaction conditions in step a1) are the same as those described above, and the steps are repeated. In the step a2), the high-pressure separation is preferably carried out in a high-pressure separation tank, and the pressure of the high-pressure separation is preferably 3-4 MPa, and specifically can be 3MPa, 3.1 MPa, 3.2MPa, 3.3MPa, 3.4MPa, 3.5MPa, 3.6MPa, 3.7MPa, 3.8MPa, 3.9MPa or 4 MPa. In the step a3), the low-pressure separation is preferably carried out in a low-pressure separation tank, and the pressure of the low-pressure separation is preferably 0.5-1 MPa, and specifically can be 0.5MPa, 0.55MPa, 0.6MPa, 0.65MPa, 0.7MPa, 0.75MPa, 0.8MPa, 0.85MPa, 0.9MPa, 0.95MPa or 1 MPa. In the step a4), the steam stripping is preferably carried out in a stripping tower, and the pressure at the top of the stripping tower is preferably controlled to be 0.3-0.4 MPa, and specifically can be 0.3MPa, 0.31MPa, 0.32MPa, 0.33MPa, 0.34MPa, 0.35MPa, 0.36MPa, 0.37MPa, 0.38MPa, 0.39MPa or 0.4 MPa; the pressure of a reflux tank of the stripping tower is preferably controlled to be 0.25-0.35 MPa, and specifically can be 0.25MPa, 0.26MPa, 0.27MPa, 0.28MPa, 0.29MPa, 0.3MPa, 0.31MPa, 0.32MPa, 0.33MPa, 0.34MPa or 0.35 MPa; the overhead reflux ratio (R) of the stripping tower is preferably 4-5, and specifically can be 4, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.63, 4.7, 4.8, 4.9 or 5; the stripping steam amount of the stripping tower is preferably 2-4 wt%, and specifically may be 2 wt%, 2.1 wt%, 2.2 wt%, 2.3 wt%, 2.4 wt%, 2.5 wt%, 2.6 wt%, 2.7 wt%, 2.8 wt%, 2.9 wt%, 3 wt%, 3.1 wt%, 3.2 wt%, 3.3 wt%, 3.4 wt%, 3.5 wt%, 3.6 wt%, 3.7 wt%, 3.8 wt%, 3.9 wt%, or 4 wt%.
In one embodiment provided by the invention, the cetane number of the refined diesel oil is preferably 40-60, and specifically can be 40, 43, 45, 47, 50, 52, 55, 57 or 60; the sulfur content of the refined diesel oil is preferably less than or equal to 10 ppm; the polycyclic aromatic hydrocarbon content of the refined diesel oil is preferably less than or equal to 5 percent (m/m).
In the present invention, the content of the refined diesel oil in the oil for yacht is 5 to 25 vol%, specifically 5 vol%, 6 vol%, 7 vol%, 8 vol%, 9 vol%, 10 vol%, 11 vol%, 12 vol%, 13 vol%, 14 vol%, 15 vol%, 16 vol%, 17 vol%, 18 vol%, 19 vol%, 20 vol%, 21 vol%, 22 vol%, 23 vol%, 24 vol% or 25 vol%.
In the invention, the thermal cracking diesel oil is a light oil product prepared by carrying out deep saturation hydrogenation and hydrocracking on catalytic cracking diesel oil serving as a raw material, and the light oil product is added into the special oil for the yacht, so that the cetane number of the special oil for the yacht can be improved, and the heat value of the special oil for the yacht is increased. In the invention, the thermal cracking diesel oil is prepared according to the following steps:
b) the catalytic cracking diesel oil reacts under the existence of hydrogen pressure and catalyst to obtain the thermal cracking diesel oil.
In the preparation steps of the thermal cracking diesel provided by the invention, the indexes of the catalytic cracking diesel are introduced above and are not described again; the volume ratio of hydrogen to oil in the reaction is preferably (600-800): 1, specifically 600:1, 610:1, 620:1, 630:1, 640:1, 650:1, 660:1, 670:1, 680:1, 690:1, 700:1, 710:1, 720:1, 730:1, 740:1, 750:1, 760:1, 770:1, 780:1, 790:1 or 800: 1; the reaction temperature is preferably 340-420 ℃, and specifically can be 340 ℃, 345 ℃, 350 ℃, 355 ℃, 360 ℃, 365 ℃, 370 ℃, 375 ℃, 380 ℃, 385 ℃, 390 ℃, 395 ℃, 400 ℃, 405 ℃, 410 ℃, 415 ℃ or 420 ℃; the pressure of the reaction is preferably 6.5 to 13.5MPa, and specifically may be 6.5MPa, 7MPa, 7.5MPa, 8MPa, 8.5MPa, 9MPa, 9.5MPa, 10MPa, 10.5MPa, 11MPa, 11.5MPa, 12MPa, 12.5MPa, 13MPa or 13.5 MPa.
In one embodiment provided by the invention, the thermal cracking diesel oil is prepared by the following steps:
the catalytic cracking diesel oil and hydrogen are mixed and then enter a thermal cracking reactor, and the mixture flows through a bed layer filled with a protective agent, a bed layer filled with a catalyst, a bed layer filled with a modifier and a bed layer filled with a post-treatment agent in sequence in the reactor, and then the thermal cracking diesel oil is obtained at the outlet of the thermal cracking reactor.
In the step of preparing the thermal cracking diesel oil provided in the above embodiment of the present invention, the pressure at the inlet of the thermal cracking reactor is preferably 6.5 to 13.5MPa, and specifically may be 6.5MPa, 7MPa, 7.5MPa, 8MPa, 8.5MPa, 9MPa, 9.5MPa, 10MPa, 10.5MPa, 11MPa, 11.5MPa, 12MPa, 12.5MPa, 13MPa or 13.5 MPa; the volume ratio of hydrogen to oil at the inlet of the thermal cracking reactor is preferably (600-800): specifically, the ratio of 1 to 600:1, 610:1, 620:1, 630:1, 640:1, 650:1, 660:1, 670:1, 680:1, 690:1, 700:1, 710:1, 720:1, 730:1, 740:1, 750:1, 760:1, 770:1, 780:1, 790:1 or 800: 1.
In the preparation step of the thermal cracking diesel oil provided by the above embodiment of the invention, the type of the protective agent filled in the bed layer preferably comprises HTP-102 and/or HTP-103; the preferable volume space velocity of the bed layer filled with the protective agent is 12-18 h-1Specifically, it can be 12h-1、12.5h-1、13h-1、13.5h-1、14h-1、 14.5h-1、15h-1、15.5h-1、16h-1、16.5h-1、17h-1、17.5h-1Or 18h-1(ii) a In the reaction process, the temperature of the bed layer filled with the protective agent is preferably 350-360 ℃, and specifically can be 350 ℃, 351 ℃, 352 ℃, 353 ℃, 354 ℃, 355 ℃, 356 ℃, 357 ℃, 358 ℃, 359 ℃ or 360 ℃.
In the preparation step of the thermal cracking diesel oil provided by the above embodiment of the invention, the catalyst filled in the bed layer is preferably a Ni — Mo catalyst; the volume space velocity of the bed layer filled with the catalyst is preferably 1.3-1.5 h-1Specifically, it can be 1.3h-1、1.31h-1、1.32h-1、1.33h-1、1.34h-1、1.35h-1、1.36 h-1、1.37h-1、1.38h-1、1.39h-1、1.4h-1、1.41h-1、1.42h-1、1.43h-1、1.44h-1、 1.45h-1、1.46h-1、1.47h-1、1.48h-1、1.49h-1Or 1.5h-1(ii) a In the reaction process, the temperature of the bed layer filled with the catalyst is preferably 360-370 ℃, and specifically can be 360 ℃, 361 ℃, 362 ℃, 363 ℃, 364 ℃, 365 ℃, 366 ℃, 367 ℃, 368 ℃, 369 ℃ or 370 ℃.
In the preparation step of the thermal cracking diesel oil provided by the above embodiment of the present invention, the upgrading agent filled in the bed layer is preferably magnesium oxide; the volume space velocity of the bed filled with the modifier is optimizedIs 3 to 4 hours-1Specifically, it can be 3, 3.1, 3.2, 3.3, 3.33, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9 or 4; in the reaction process, the temperature of the bed layer filled with the modifier is preferably 385-395 ℃, and specifically can be 385 ℃, 386 ℃, 387 ℃, 388 ℃, 389 ℃, 390 ℃, 391 ℃, 392 ℃, 393 ℃, 394 ℃ or 395 ℃.
In the preparation step of the thermal cracking diesel provided by the above embodiment of the present invention, the post-treatment agent filled in the bed layer is preferably a Ni/(Ni + Mo) hydrocracking post-treatment catalyst; the volume space velocity of the bed filled with the post-treatment agent is preferably 12-18 h-1Specifically, it can be 12h-1、12.5h-1、13h-1、13.5 h-1、14h-1、14.5h-1、15h-1、15.5h-1、16h-1、16.5h-1、17h-1、17.5h-1Or 18h-1(ii) a In the reaction process, the temperature of the bed layer filled with the post-treatment agent is preferably 390-400 ℃, and specifically may be 390 ℃, 391 ℃, 392 ℃, 393 ℃, 394 ℃, 395 ℃, 396 ℃, 397 ℃, 398 ℃, 399 ℃ or 400 ℃.
In the present invention, the content of the thermally cracked diesel oil in the oil dedicated for yacht is 40 to 60 vol%, specifically 40 vol%, 41 vol%, 42 vol%, 43 vol%, 44 vol%, 45 vol%, 46 vol%, 47 vol%, 48 vol%, 49 vol%, 50 vol%, 51 vol%, 52 vol%, 53 vol%, 54 vol%, 55 vol%, 56 vol%, 57 vol%, 58 vol%, 59 vol% or 60 vol%.
In the invention, the light diesel oil is colorless liquid, is clear and transparent, and the density (20 ℃) of the light diesel oil is preferably 770-780 kg/m3Specifically, 770kg/m3、771kg/m3、772kg/m3、 773kg/m3、774kg/m3、775kg/m3、775.8kg/m3、776kg/m3、777kg/m3、778kg/m3、 779kg/m3Or 780kg/m3(ii) a The kinematic viscosity of the light diesel oil at 20 ℃ is preferably 2.5-3.5 mm2A specific value of 2.5 mm/s2/s、2.6mm2/s、2.7mm2/s、2.8mm2/s、2.9mm2/s、3mm2/s、 3.05mm2/s、3.1mm2/s、3.2mm2/s、3.3mm2/s、3.4mm2S or 3.5mm2S; the flash point (closed) of the light diesel oil is preferably 70-80 ℃, and specifically 70 ℃, 71 ℃, 72 ℃, 73 ℃, 74 ℃, 75 ℃, 76 ℃, 77 ℃, 78 ℃, 79 ℃ or 80 ℃; the initial boiling point of the light diesel oil is preferably 170-180 ℃, and specifically can be 170 ℃, 171 ℃, 172 ℃, 173 ℃, 174 ℃, 175 ℃, 176 ℃, 177 ℃, 178 ℃, 179 ℃ or 180 ℃; the 10% distillation temperature of the light diesel oil is preferably 200-210 ℃, and specifically can be 200 ℃, 201 ℃, 202 ℃, 203 ℃, 204 ℃, 205 ℃, 206.3 ℃, 207 ℃, 208 ℃, 209 ℃ or 210 ℃; the 50% distillation temperature of the light diesel oil is preferably 265-275 ℃, and specifically 265 ℃, 266 ℃, 267 ℃, 268 ℃, 269 ℃, 270 ℃, 271 ℃, 271.8 ℃, 272 ℃, 273 ℃, 274 ℃ or 275 ℃; the preferred 90% distillation temperature of the light diesel oil is 315-325 ℃, and the specific temperature can be 315 ℃, 316 ℃, 317 ℃, 318 ℃, 319 ℃, 320 ℃, 321 ℃, 321.8 ℃, 322 ℃, 323 ℃, 324 ℃ or 325 ℃; the 95% distillation temperature of the light diesel oil is preferably 330-340 ℃, and specifically can be 330 ℃, 331 ℃, 332 ℃, 333 ℃, 333.2 ℃, 334 ℃, 335 ℃, 336 ℃, 337 ℃, 338 ℃, 339 ℃ or 340 ℃.
In the present invention, the content of the light diesel oil in the oil dedicated for yacht is 10 to 30 vol%, specifically 10 vol%, 11 vol%, 12 vol%, 13 vol%, 14 vol%, 15 vol%, 16 vol%, 17 vol%, 18 vol%, 19 vol%, 20 vol%, 21 vol%, 22 vol%, 23 vol%, 24 vol%, 25 vol%, 26 vol%, 27 vol%, 28 vol%, 29 vol% or 30 vol%.
In the invention, the dearomatization solvent oil is colorless liquid, is clear and bright, and the density (20 ℃) of the dearomatization solvent oil is preferably 810-825 kg/m3Specifically 810kg/m3、811kg/m3、 812kg/m3、813kg/m3、814kg/m3、815kg/m3、816kg/m3、817kg/m3、818kg/m3、 818.8kg/m3、819kg/m3、820kg/m3、821kg/m3、822kg/m3、823kg/m3、824kg/m3Or 825kg/m3(ii) a The preferential kinematic viscosity of the dearomatized solvent oil at 20 ℃ is 3.6-4 mm2S, in particular 3.6mm2/s、3.65mm2/s、3.7mm2/s、3.75mm2/s、3.78mm2/s、3.8mm2/s、 3.85mm2/s、3.9mm2/s、3.95mm2S or 4mm2S; the flash point (closed end) of the dearomatized solvent oil is preferably 95-105 ℃, and specifically can be 95 ℃, 96 ℃, 97 ℃, 98 ℃, 99 ℃, 100 ℃, 101 ℃, 102 ℃, 103 ℃, 104 ℃ or 105 ℃; the initial boiling point of the dearomatization solvent oil is preferably 245-255 ℃, and specifically can be 245 ℃, 246 ℃, 247 ℃, 248 ℃, 249 ℃, 250 ℃, 251 ℃, 252 ℃, 253 ℃, 254 ℃ or 255 ℃; the 10% distillation temperature of the dearomatized solvent oil is preferably 250-260 ℃, and can be 250 ℃, 251 ℃, 252 ℃, 253 ℃, 254 ℃, 255 ℃, 256 ℃, 257 ℃, 258 ℃, 259 ℃ or 260 ℃; the 50% distillation temperature of the dearomatization solvent oil is preferably 255-265 ℃, and can be 255 ℃, 256 ℃, 257 ℃, 258 ℃, 259 ℃, 260 ℃, 261 ℃, 262 ℃, 263 ℃, 264 ℃ or 265 ℃; the 90% distillation temperature of the dearomatization solvent oil is preferably 265-275 ℃, and specifically 265 ℃, 266 ℃, 267 ℃, 268 ℃, 269 ℃, 270 ℃, 271 ℃, 272 ℃, 273 ℃, 274 ℃ or 275 ℃; the final distillation point of the dearomatized solvent oil is preferably 275-285 ℃, and specifically 275 ℃, 276 ℃, 277 ℃, 278 ℃, 279 ℃, 280 ℃, 281 ℃, 282 ℃, 283 ℃, 284 ℃ or 285 ℃.
In the invention, the content of the dearomatized solvent oil in the oil special for yachts is 1-10 vol%, and specifically may be 1 vol%, 1.5 vol%, 2 vol%, 2.5 vol%, 3 vol%, 3.5 vol%, 4 vol%, 4.5 vol%, 5 vol%, 5.5 vol%, 6 vol%, 6.5 vol%, 7 vol%, 7.5 vol%, 8 vol%, 8.5 vol%, 9 vol%, 9.5 vol% or 10 vol%.
The yacht special oil with excellent quality is obtained by optimally designing the composition components and the content of each component of the oil product, and can effectively improve the combustion condition of fuel in an engine cylinder, shorten the combustion lag period, improve the power output and the thermal efficiency and simultaneously reduce the vibration of the engine. The special oil for the yacht can be stably combusted in the cylinder, the service life of an engine is prolonged, and good economic and social benefits are achieved.
For the sake of clarity, the following examples are given in detail.
The refined diesel oil adopted by the following embodiment of the invention is prepared by the following steps:
the method comprises the following steps of (1) reacting straight-run diesel oil, coker diesel oil and catalytic cracking diesel oil with indexes shown in table 1 in a reactor according to a mass ratio of 57:20:23 under the condition of hydrogen pressure and the presence of a catalyst to obtain reaction products; carrying out high-pressure separation on the reaction product in a high-pressure separation tank to obtain a high-pressure separation oil phase; carrying out low-pressure separation on the high-pressure separation oil phase in a low-pressure separation tank to obtain a low-pressure separation oil phase; and removing light components from the low-pressure separation oil in a stripping tower to obtain refined diesel oil. The cetane number of the refined diesel oil is 50, the sulfur content is less than or equal to 10ppm, and the polycyclic aromatic hydrocarbon content is less than or equal to 5% (m/m).
TABLE 1 indexes of straight-run diesel, coker diesel and catalytically cracked diesel
| Analysis index | Coking diesel oil | Catalytic cracking diesel oil | Straight-run diesel oil |
| Initial cut point, DEG C | 171.4 | 178.1 | 180.5 |
| 10% recovery temperature, deg.C | 217.1 | 208.9 | 216 |
| 50% recovery temperature, deg.C | 282 | 254.7 | 282.5 |
| 90% recovery temperature, deg.C | 345.2 | 344.7 | 351.5 |
| 95% recovery temperature, deg.C | 353.6 | 364 | 370.5 |
| Density (20 ℃), kg/m3 | 866.6 | 891.3 | 862.4 |
In the preparation process of the refined diesel oil, the main operation conditions are shown in the table 2:
TABLE 2 Main operating conditions for diesel oil refining
The thermal cracking diesel oil adopted by the following embodiments of the invention is prepared by the following steps:
after catalytic cracking diesel oil and hydrogen gas with indexes shown in table 1 are mixed and fed into the inlet of a thermal cracking reactor, the mixture flows through a bed layer filled with a protective agent, a bed layer filled with a catalyst, a bed layer filled with a modifier and a bed layer filled with a post-treatment agent in sequence in the reactor, and then thermal cracking diesel oil is obtained at the outlet of the thermal cracking reactor.
The main operating conditions in the preparation process of the thermal cracking diesel oil are shown in the following table 3:
TABLE 3 main operating conditions for thermal cracking diesel
The light diesel oil adopted in the following embodiments of the invention is purchased from Ningcoalition group, and various indexes are shown in Table 4:
TABLE 4 light diesel fuel index
The dearomatized solvent oil used in the following examples of the present invention was purchased from the limited company of the Qingdao Feng and Xiang trade, and the indices are shown in Table 5:
TABLE 5 Dearenediated solvent oil index
Example 1
Uniformly mixing the raw materials according to the following volume ratio to obtain the special oil for the yacht:
20 vol% of refined diesel oil mixed liquid, 50 vol% of thermal cracking diesel oil, 25 vol% of light diesel oil and 5 vol% of dearomatization solvent oil.
Example 2
Uniformly mixing the raw materials according to the following volume ratio to obtain the special oil for the yacht:
15 vol% of refined diesel oil mixed liquid, 52 vol% of thermal cracking diesel oil, 28 vol% of light diesel oil and 5 vol% of dearomatization solvent oil.
Example 3
Uniformly mixing the raw materials according to the following volume ratio to obtain the special oil for the yacht:
25 vol% of refined diesel oil mixed liquid, 40 vol% of thermal cracking diesel oil, 30 vol% of light diesel oil and 5 vol% of dearomatization solvent oil.
Example 4
1) The results of tests on the products produced in examples 1 to 3 of the present invention and 0# diesel fuel for vehicles are shown in table 6:
TABLE 6 indexes of diesel oil for 0# vehicle and products produced in examples 1 to 3
As can be seen from Table 6, the yacht-specific oil produced in examples 1 to 3 has the characteristics of high cetane number, low sulfur and low aromatic hydrocarbon.
2) The engine bench evaluation is respectively carried out by taking 0# vehicle diesel oil and the yacht special oil produced in the example 1 as fuels, the main parameters of the tested engine are shown in a table 7, the test working points are shown in tables 8 and 9, and the torque and vibration intensity of the engine are shown in a graph in a. FIG. 1 is a torque comparison graph of a diesel engine provided in example 4 of the present invention; fig. 2 is a graph comparing the vibration intensity of the diesel engine provided in example 4 of the present invention. As can be seen from fig. 1 and 2: when the special oil for the yacht, which is produced in the embodiment 1 of the invention, is used as fuel, the engine has higher torque and lower vibration.
TABLE 7 testing of Engine Main parameters
| Model type | 4DLD-18E5 | Piston stroke | 120mm |
| Number of strokes | Four-stroke cycle | Compression ratio | 17.5 |
| Rated power | 134kW | Total displacement | 4.4L |
| Rated speed of rotation | 2500r/min | Sequence of firing | 1-3-4-2 |
| Diameter of cylinder | 108mm | Maximum burst pressure | 210bar |
| Long and long | 992mm | Piston stroke | 120mm |
| Width of | 780mm | Height of | 985mm |
TABLE 8 external Property test operating Point
TABLE 9 Propulsion characteristic test operating points
| Rotational speed/%) | 46.4 | 63 | 96.5 | 100 |
| Power/%) | 10 | 25 | 90 | 100 |
| Actual rotational speed/r/min | 1160 | 1575 | 2412.5 | 2500 |
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.
Claims (10)
1. The yacht special oil comprises the following components in percentage by volume:
the refined diesel oil is prepared by the following steps:
a) one or more of straight-run diesel oil, coking diesel oil and catalytic cracking diesel oil are reacted under the existence of hydrogen pressure and a catalyst to obtain refined diesel oil;
in the step a), the reaction temperature is 300-330 ℃, and the reaction pressure is 3.5-4.5 MPa;
the thermal cracking diesel oil is prepared by the following steps:
b) the catalytic cracking diesel oil reacts under the existence of hydrogen pressure and catalyst to obtain thermal cracking diesel oil;
in the step b), the reaction temperature is 340-420 ℃, and the reaction pressure is 6.5-13.5 MPa.
2. The yacht specific oil of claim 1, wherein in the step a), the volume ratio of the reacted hydrogen to the oil is (200-400): 1.
3. the yacht special oil as claimed in claim 1, wherein in the step a), the volume space velocity of the reaction is 2-3 h-1。
4. The yacht specific oil of claim 1, wherein the step a) specifically comprises:
a1) one or more of straight-run diesel oil, coking diesel oil and catalytic cracking diesel oil are reacted under the existence of hydrogen pressure and a catalyst to obtain a reaction product;
a2) carrying out high-pressure separation on the reaction product to obtain a high-pressure separation oil phase; the pressure of the high-pressure separation is 3-4 MPa;
a3) carrying out low-pressure separation on the high-pressure separation oil phase to obtain a low-pressure separation oil phase; the pressure of the low-pressure separation is 0.5-1 MPa;
a4) and removing light components from the low-pressure separated oil phase through steam stripping to obtain the refined diesel oil.
5. The yacht specific oil of claim 1, wherein the step b) specifically comprises:
the catalytic cracking diesel oil and hydrogen are mixed and then enter the inlet of a thermal cracking reactor, and the thermal cracking diesel oil is obtained at the outlet of the thermal cracking reactor after sequentially flowing through a bed layer filled with a protective agent, a bed layer filled with a catalyst, a bed layer filled with a modifier and a bed layer filled with a post-treatment agent in the reactor.
6. The yacht specific oil of claim 5, wherein the volume ratio of hydrogen to oil at the inlet of the thermal cracking reactor is (600-800): 1.
7. the yacht-specific oil as claimed in claim 5, wherein the volume space velocity of the bed filled with the protective agent is 12-18 h-1(ii) a The volume airspeed of the bed layer filled with the catalyst is 1.3-1.5 h-1(ii) a The volume airspeed of the bed filled with the modifier is 3-4 h-1(ii) a The volume airspeed of the bed filled with the post-treatment agent is 12-18 h-1。
8. The yacht-specific oil as claimed in claim 5, wherein the temperature of the bed layer filled with the protective agent is 350-360 ℃ in the reaction process; the temperature of the bed layer filled with the catalyst is 360-370 ℃; the temperature of the bed layer filled with the modifier is 385-395 ℃; the temperature of the bed layer filled with the post-treatment agent is 390-400 ℃.
9. The yacht-specific oil as claimed in claim 1, wherein the density of the light diesel oil at 20 ℃ is 770-780 kg/m3(ii) a The kinematic viscosity of the light diesel oil at 20 ℃ is 2.5-3.5 mm2S; the closed flash point of the light diesel oil is 70-80 ℃.
10. The yacht specific oil of claim 1, wherein the dearomatized solvent oil has a density of 810-825 kg/m at 20 ℃3(ii) a The kinematic viscosity of the dearomatized solvent oil at 20 ℃ is 3.6-4 mm2S; the closed flash point of the dearomatized solvent oil is 95-105 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221371.5A CN110157500B (en) | 2019-03-22 | 2019-03-22 | Special oil for yacht |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910221371.5A CN110157500B (en) | 2019-03-22 | 2019-03-22 | Special oil for yacht |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110157500A CN110157500A (en) | 2019-08-23 |
| CN110157500B true CN110157500B (en) | 2021-03-26 |
Family
ID=67639011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910221371.5A Active CN110157500B (en) | 2019-03-22 | 2019-03-22 | Special oil for yacht |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110157500B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE503856C2 (en) * | 1995-02-08 | 1996-09-23 | Aga Ab | Ways to make fuel from pine soap |
| CN1154999A (en) * | 1996-11-05 | 1997-07-23 | 林金池 | Synthetic diesel oil |
| DOP2006000086A (en) * | 2005-04-12 | 2006-10-31 | Shell Int Research | USE OF A FUEL COMPOSITION |
| CN100569928C (en) * | 2007-01-18 | 2009-12-16 | 鲁希诺 | Combined diesel oil |
| CN107057780B (en) * | 2016-12-27 | 2018-09-28 | 内蒙古晟源科技有限公司 | A kind of VI standard diesel oil of super state |
-
2019
- 2019-03-22 CN CN201910221371.5A patent/CN110157500B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110157500A (en) | 2019-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Setiyo et al. | The Concise latest report on the advantages and disadvantages of pure biodiesel (B100) on engine performance: Literature review and bibliometric analysis | |
| CN110157500B (en) | Special oil for yacht | |
| CN104540929A (en) | Novel fuel composition | |
| CN101333449B (en) | Process for preparing bio-diesel | |
| CN101423777A (en) | Alcohol fuel methanol and ethanol gasoline | |
| CN108315060A (en) | No. 91 unleaded aviation gasoline of one kind and its production method | |
| CN105062592A (en) | Comprehensive utilization technology used for production of gasoline and liquefied natural gas through methanol synthesis of crushed coal pressure gasification synthetic gas, and used for tar depth processing | |
| CN102373101A (en) | High-cleaning aged fuel | |
| US20160010009A1 (en) | Methods for converting motor oil into fuel | |
| CN100412174C (en) | Composite oil free from lead prepared by using finished product of gasoline, and carbon five | |
| CN102533355A (en) | Preparation method of clean diesel | |
| CN101525554A (en) | Environmentally-friendly alternative fuel composition and method for manufacturing same | |
| CN107338079A (en) | Advanced No. 10 diesel oil of environmental protection and energy saving and preparation method thereof | |
| CN102061202A (en) | High-energy hydrolysis hydrogen series environmentally-friendly liquid fuel | |
| CN105567346B (en) | High-definition test oil and preparation method thereof | |
| CA2897032C (en) | Method and apparatus for making hybrid crude oils and fuels | |
| CN102161920A (en) | Composite diesel oil | |
| CN110117507A (en) | Biology base high cetane number diesel fuel additives, its preparation method and cleaning Dresel fuel compositions | |
| CN110551533A (en) | Environment-friendly fuel composition | |
| CN110343550A (en) | A kind of-No. 20 derv fuels | |
| CN103361130A (en) | Kerosene fuel composition for heavy-oil piston engine | |
| CN107987898A (en) | A kind of ethanol petrol and preparation method thereof | |
| RU2640199C1 (en) | Alternative car fuel | |
| McCormick et al. | Biomass pyrolysis oils | |
| CN112725043A (en) | Coal-based blended diesel oil and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A special oil for yacht Effective date of registration: 20211227 Granted publication date: 20210326 Pledgee: Societe Generale Bank Limited by Share Ltd. Binzhou branch Pledgor: SHANDONG CHAMBROAD PETROCHEMICALS Co.,Ltd. Registration number: Y2021980016325 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220905 Granted publication date: 20210326 Pledgee: Societe Generale Bank Limited by Share Ltd. Binzhou branch Pledgor: SHANDONG CHAMBROAD PETROCHEMICALS Co.,Ltd. Registration number: Y2021980016325 |