180 results about "Petroleum product" patented technology

The invention discloses a petroleum product chemical composition automatic analysis system and method based on deep learning, and relates to the field of petroleum product analys.The method comprises the steps that chromatography-mass spectrometry full-scanning data of a petroleum sample is obtained, a peak top point is detected, and parameters such as retention time, peak height and peak width are extracted; calculating the ratio of the retention time interval of the adjacent peaks to the sum of the widths of the two peaks as a relative interval ratio; the peak overlapping degree is judged according to the ratio, and the peak overlapping degree is divided into a high overlapping type, a medium overlapping type or a separable type; separating overlapped peaks by adjusting peak width parameters, and re-verifying the spacing ratio after separation; if not, optimizing a separation result by iteratively updating parameters or calculating a correction coefficient; the method can automatically identify and process the peak overlapping problem, can perform secondary optimization on the peaks which are not successfully separated, and is suitable for chemical composition analysis of complex petroleum samples.

A gasoline modifier, a preparation method therefor and a use thereof, and a clean and environmentally friendly gasoline containing same. By volume, the gasoline modifier comprises 10-30 parts of No. 3 or No. 5 white oil, 5-50 parts of a gasoline detergent synergist and 40-85 parts of isooctyl alcohol; the gasoline detergent synergist comprises a stock liquid and a diluent liquid; the stock liquid is a liquid substance formed by mixing 2-ethylhexyl phosphate and etidronic acid in a weight ratio of 1.8-3:1 and heating to perform an esterification reaction; and / or the stock liquid comprises 2-ethylhexanol, phosphite ester, 2-ethylhexyl acetate, polyisobutylene succinic anhydride and ethylhexyl phosphate; the diluent liquid is formed by mixing formaldehyde having a content greater than 99% with oligomeric water clusters in a weight ratio of 1:4-3:7; and the weight percentage of the stock solution in the gasoline detergent synergist is 0.8%-1.3% white oil. The gasoline modifier is a pure petroleum product. When added to gasoline, it can change the physical properties of the gasoline, and achieve the effects of increasing efficiency, saving fuel, removing carbon and reducing emissions.

The invention relates to the technical field of petroleum moisture content detection, in particular to a petroleum product moisture content detection method and system based on near infrared spectrum.The method comprises the steps that when near infrared spectrum data is preprocessed, sample spectrum data is divided into a plurality of point intervals on the basis of the number of spectrum sampling points and the absorbance value of the maximum characteristic peak; then setting different total widths of the sliding window for each point interval, and determining the total width of the sliding window according to the data quality of the sample spectrum data when the total width of the sliding window is determined, so that in the process of determining the total width of the sliding window, not only are the number of sampling points and the absorbance value of the characteristic peak considered, but also the quality of the sampling data is considered; the total width of the sliding window has a dynamic characteristic, is more targeted and can adapt to spectral data of different sampling types, so that the detection of the water content of the petroleum product is suitable for the spectral data of different sampling types, and the universality of the method for detecting the water content of the petroleum product is improved.

A system for producing CO and CO2 to achieve an efficient oil recovery operation that minimizes undesirable gaseous emissions is provided. The system includes a portable CO-producing device, a portable CO2-producing device located proximate to the reservoir, and a gas collecting device configured to receive CO and CO2 and selectively distribute a desired ratio of CO and CO2 dynamically based on current reservoir conditions. Producing CO2 proximate to the reservoir comprises reforming carbon-based fuel within oxygen. Electrical energy generated is used to selectively distribute the desired ratio of CO / CO2 to the reservoir with de minimis greenhouse gases produced transmitted into the atmosphere. The system is an energy-efficient arrangement that recycles and reuses by-products and unused products from the process. Greenhouse gas emissions are significantly reduced compared to conventional processes by-products are fully utilized. Hydrogen produced can be used to generate electricity, as can heat generated from other sources within the process.

A method for preparing a 4,4'-dihydroxybiphenyl compound relates to a method for preparing an organic compound. The method uses 2,6-di-tert-butylphenol as a raw material and a new copper complex as a catalyst to efficiently generate 3,3',5,5'-tetra-tert-butylbiphenyl, which is de-tert-butylated to generate 4,4'-dihydroxybiphenyl. 4,4'-dihydroxybiphenyl is an important organic intermediate, often used as a rubber antioxidant and plastic antioxidant, for colorless vulcanized rubber products, rubber products for food packaging and medical latex products, and also for sulfur chloride cold vulcanized products, such as medical gloves. At the same time, it is also a dye intermediate and a stabilizer for petroleum products, such as a stabilizer for synthetic photosensitive materials and lubricating greases. In terms of synthetic polymers, due to its excellent heat resistance, it is often used as a modified monomer for polyesters, polyurethanes, polycarbonates, polysulfones and epoxy resins, etc., to manufacture excellent engineering plastics and composite materials.

The invention discloses a petroleum product high-boiling-point high-vacuum distillation distillation range full-automatic measuring system, which is characterized by comprising a main control unit, and the main control unit comprises a signal detection and control device for performing signal detection and signal control on signals fed back by other units; the signal detection and control device is controlled by a man-machine interaction control device; the distillation chamber unit comprises a detected distillation temperature detection device, a distillation chamber heat preservation device, a distillation chamber heating control device and a distillation chamber heat dissipation device; the condensing unit is used for condensing wax-oil-containing steam in the distillation process and naturally cooling non-wax-oil-containing steam, so that liquid drops obtained by condensing oil-containing steam enter the receiving unit; the receiving unit comprises a liquid level detection device, a liquid level tracking device, a receiving room temperature control device, an initial boiling point detection device and a flow guide device; the vacuum degree control unit comprises a vacuum degree detection device and a vacuum degree control device. According to the device disclosed by the invention, the process detection and control of a distillation experiment of a petroleum product under high vacuum can be more intelligent and safer.

The present invention discloses a near-infrared spectrum analysis and detection device for petroleum products, and relates to the technical field of petroleum product detection, including an analysis detector, a detection cavity is provided inside the analysis detector, a limit ring is fixedly installed at the bottom of the detection cavity, a sample dish is fixedly installed in the limit ring, a cover is hinged on the top of the analysis detector, a cylinder is fixedly installed on the top of the cover, a frame is fixedly connected to the output end of the cylinder, a motor is fixedly installed in the frame, a discharging mechanism is fixedly connected to the output end of the motor, the motor drives the discharging mechanism to rotate along the circumferential direction of the sample dish, and the discharging mechanism smears the test sample on the sample dish when rotating. The present invention can effectively avoid the deviation of artificially applying petroleum products, so that the petroleum products can be more evenly attached to the bottom of the sample dish, and more accurate spectral data can be fed back when irradiated with near-infrared light, so that the results of near-infrared spectrum analysis and detection are more accurate.

The present invention provides a process for converting plastic material into liquified petroleum products. The process includes feeding the material into at least one thermolysis reactor of a plurality of reactors, for thermolysis of the material by indirectly heating the said plastic material at a temperature in a range of 400 °C to 450 °C for thermally cracking the plastic material to obtain the gaseous petroleum products. The process further includes directing the gaseous products into one or more condensers. The process further includes condensing the gaseous products in the condensers to convert the gaseous products into the liquified petroleum products. The at least one thermolysis reactor being operated by heat generated by utilizing non-condensable gaseous remains obtained during the condensation of the said gaseous petroleum products, thereby leading to the indirect heating of the said plastic material.

This invention discloses a covalent organic framework material for selective solid-phase adsorption and separation, its preparation method, and its applications. The material is prepared by polycondensation reaction of electron-deficient triazine rings with short-chain linkers such as hydrazine hydrate, forming a layered structure with a high specific surface area of ​​602 m² / g and a concentrated pore size of 2.0 nm to 3.0 nm. This structure exhibits high adsorption capacity (up to 1.0 mg / g), rapid adsorption kinetics, and excellent selectivity for PAHs in organic solutions through strong π-π interactions and pore confinement effects. The preparation process is simple and the conditions are mild. The material has good thermal stability (>300℃), and its performance retention rate is higher than 92% after 5 cycles. When applied to the solid-phase adsorption of PAHs in petroleum products such as lubricating oil and white oil, it effectively eliminates matrix interference, allowing direct analysis without complex purification steps after adsorption. This overcomes the limitations of traditional materials such as silica gel and activated carbon, which have weak adsorption capacity and require cumbersome post-treatment, providing a new high-performance adsorption material solution for the efficient detection of trace PAHs in petroleum products.

The invention discloses an ignition-free closed-cup flash point measuring system for petroleum products. The ignition-free closed-cup flash point measuring system comprises a sample pretreatment unit, a flash separation unit, a constant-temperature control unit, a flash point detection unit and a data processing unit which are communicated in sequence. The sample pretreatment unit is used for removing solid impurities and moisture in a petroleum sample; the flash separation unit is used for converting the pretreated sample into oil vapor and liquid components; the constant-temperature control unit maintains the temperature stability of the system; the flash point detection unit detects the flammable flash state of the oil vapor in an optical mode; the data processing unit records and analyzes the detection data to output a flash point value. The invention further provides auxiliary modules such as a circulating purification unit and a safety monitoring unit, efficient, accurate and safe measurement of flash points of various petroleum products such as gasoline, diesel oil and lubricating oil is achieved through pressure grading flash evaporation and precise temperature control, the detection period is short, the automation degree is high, and the device is suitable for rapid flash point analysis of laboratories and industrial sites.

The utility model relates to the field of petroleum product detection equipment, in particular to an automatic lubricating grease shearing machine which is low in noise, vibration speed and displacement and comprises a base, a support is fixedly connected to the base, a servo motor with a driving rod is fixedly connected to one side of the support, and the driving rod penetrates through the support and then is fixedly connected with a rotating disc. An I-shaped connecting plate is attached to the side face, away from the servo motor, of the rotating disc, a connecting groove is formed in the connecting plate, a connecting rod is inserted into the connecting groove, two linkage rods are connected to the top end of the connecting plate through a connecting assembly, the two linkage rods are parallel to each other, each linkage rod is perpendicular to the base, and a grease cup is arranged between each linkage rod and the base; the linkage rod is fixedly connected with an exhaust sieve plate after being inserted into the grease cup; and the effects that the double stations work at the same time and the stable working speed can be kept are achieved.

The utility model discloses a kind of display devices of petroleum product sales, including bottom plate, support rod and support plate, the top of the bottom plate is fixedly connected with support rod, the top of the support rod is fixedly connected with support plate, the four corners of the bottom plate top are fixedly connected with support rod. The utility model is through the cooperation of bottom plate, support rod, support plate, support rod, positioning groove, connecting groove, clamping frame, connecting plate, sliding slot, moving frame, guide slot, sliding block, stabilizer, spring, isolation plate, through slot, pull handle, limit frame, limit rod and limit hole, the problem that the existing equipment is more used fixed structure, display board is often needed to consume more time and manpower when installing and disassembling, not enough convenient operation, in addition, the existing equipment can usually only be clamped to fixed size display board, lack of adjusting flexibility, lead to its application range is limited, difficult to meet the diversified display needs problem.

The utility model relates to the technical field of petroleum transportation, in particular to a transportation device for petroleum products, which comprises a traction frame, a connecting hole is arranged at the front end of the traction frame, a transportation mechanism is arranged at the rear end of the traction frame, the transportation mechanism comprises a transportation table, and the traction frame is fixedly mounted at the front end of the transportation table. Wheels are movably installed at the left end and the right end of the transportation table, a clamping cylinder is fixedly installed at the top end of the transportation table, fixing screws are fixedly installed on the periphery of the clamping cylinder, and a storage mechanism is arranged in the clamping cylinder. A large-diameter barrel cover and a suction screw barrel are arranged in a matched mode, so that different injection and discharge modes of the petroleum products can be selected according to the viscosity, meanwhile, the stability of the barrel cover can be guaranteed through a clamp, and the situation that the barrel cover is disengaged due to the fact that the non-sticky petroleum products generate large impact in the storage barrel is avoided; and the stab-resistant cushion layer is added, so that the storage barrel can be prevented from being pierced.

The present invention relates to the use of a formulation which is liquid at ambient temperature comprising at least a mixture of benzene, toluene and xylene for the fixing and the release of hydrogen in at least one hydrogenation / dehydrogenation cycle of said formulation.The invention also relates to the use of said formulation for the transportation and the handling of hydrogen resulting from the steam cracking of petroleum products, of inevitable hydrogen resulting from chemical reactions, such as the electrolysis of salt, or of hydrogen resulting from the electrolysis of water.

The application discloses a kind of high-activity green cleaning agent, its preparation method and application, the high-activity green cleaning agent includes stock solution and diluent liquid;The stock solution is formed by esterification reaction by mixing and heating 2-ethylhexyl phosphate and hydroxyethylidene diphosphonic acid according to weight ratio 1.8-3:1;And / or the stock solution includes 2-ethylhexanol, phosphite, acetic acid-2-ethylhexyl ester, polyisobutylene succinic anhydride and ethylhexyl phosphate;The diluent liquid is formed by mixing according to weight ratio 1:4-3:7 by content >99% formaldehyde and oligomeric water cluster;The weight percentage of the stock solution is 0.8%-1.3%.The application also discloses fuel containing the above-mentioned high-activity green cleaning agent.The high-activity green cleaning agent of the application is a pure petroleum product, is a new type of fuel modifier, by changing the physical properties of fuel to achieve its synergistic effect, oil saving, carbon cleaning, emission reduction effect, suitable for popularization and application.

The utility model discloses a sample separating device for petroleum product detection, which belongs to the technical field of petroleum product detection devices and comprises a support, a transposition tank, a dropper and a supercharger, the transposition tank is a cylindrical container, the axis of the transposition tank is horizontally arranged, two opposite ends of the transposition tank are hinged on the support, and the dropper is arranged on the support. A feeding port and a discharging port are formed in the side face of the transposition tank, the dropper is installed on the discharging port, and a sample bottle is connected to the feeding port in a screwed mode; according to the device disclosed by the utility model, the sample bottle filled with the viscous sample is screwed on the feeding hole of the transposition tank, and the transposition tank is rotated, so that the viscous sample flows into the transposition tank under the action of gravity; the viscous sample is promoted to flow out of the dropper into other containers for sample separation by pressurizing the interior of the transposition tank through the pressurizer, the sample separation operation is simple and easy to control, the viscous sample is prevented from dripping into the surrounding environment in the operation process, and then pollution to the experimental environment is avoided.

1. Name of the design product: Corrosion Tester (Copper Strip and Silver Strip for Petroleum Products). 2. Use of the design product: This design product is used for the corrosion determination of copper strips and silver strips for petroleum products. 3. Design key points of the design product: Lies in the shape. 4. Picture or photograph that best shows the design key points: Perspective View 1.

1. The name of the design product: lifting rod track ball valve. 2. The use of the design product: used in the pipeline of petroleum and petroleum products, natural gas, airport, chemical industry, environmental protection, etc. for cutting off, distributing and changing the flow direction of medium. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

A device for mixing a powder reagent with a flow of a liquid medium allows reducing the liquid drag by an apparatus for injection of a powder reagent into the flow of a petroleum product, which comprises: a mixing chamber, an inlet for feeding a powder reagent, an outlet to remove the powder reagent mixed with the petroleum product; a powder reagent introducer having a screw with an outlet connected to the inlet of the mixing chamber through a flow restriction device; a pump for feeding the mixture from the mixing chamber to the oil pipeline, in which the specified at least one inlet for feeding petroleum products are tangential, an inlet for feeding the reagent and the outlet to remove the mixture are axial. Based upon a load of the screw, a gear motor controls the opening and closing of the flow restriction device via a coupling system to control the transporting of the powder reagent to the mixing chamber.

The utility model discloses a petroleum product calorific value determinator, which belongs to the technical field of petroleum product determination and comprises a determinator main body and an elastic body, a lifting structure is assembled in the determinator main body, an upper cover is fixedly mounted at the upper end of the lifting structure, and a fixed seat is fixedly mounted on the lower surface of the upper cover. The upper surface of the measuring device main body is provided with a constant-temperature bath vertically corresponding to the fixed seat in position, the lower surface of the fixed seat is fixedly provided with an elastic frame, the elastic frame comprises a left supporting frame and a right supporting frame, the elastic body is assembled on the inner side of the elastic frame, the lower surface of the fixed seat is fixedly provided with a first electrode and a second electrode, and the first electrode is in contact with the upper end of the elastic body; according to the utility model, the bomb body can be automatically lifted, water injection and drainage can be automatically carried out, constant temperature treatment can be carried out, and meanwhile, a screen is arranged for operation display, so that the test process is simple and convenient, and the change and measurement of a calorific value are obvious and accurate.

The invention discloses a production process method of an antioxidant BHT (butylated hydroxytoluene). The core of the method is to treat the recrystallization mother liquor: after the mother liquor is rectified to remove the solvent alcohol, the traditional high-temperature rectification is not adopted, and primary cooling crystallization, alkylation reaction and secondary cooling crystallization are sequentially carried out. Finally, the secondary mother liquor is produced as a liquid antioxidant LK51, and comprises 7-9% of 2-tert-butyl-p-cresol, about 35% of 4 (6)-tert-butyl-m-cresol, about 35% of 2, 6-di-tert-butyl-p-cresol, 4, 6-di-tert-butyl-m-cresol and other alkylphenols, and the total content of the alkylphenols is greater than 98%. The component is a mixture of various alkylphenols, has excellent oxidation resistance in lubricating oil, gasoline and other oil products, and can replace an antioxidant T501 and the like. According to the method disclosed by the invention, through process innovation and replacement of two-fraction alkylation of original rectification 2 by direct alkylation of the primary crystallization mother liquor, the yield of a BHT main product is increased, meanwhile, the high-added-value liquid antioxidant is co-produced, low-value heavy alkylphenol waste is eliminated, and dual improvement of energy conservation, consumption reduction and economic benefits is realized.

A method for refining waste plastic pyrolysis oil is provided, including: applying a voltage to a first mixed solution obtained by mixing waste plastic pyrolysis oil, washing water, and a demulsifier to dehydrate the first mixed solution to form a dehydrated first mixed solution; and hydrotreating a second mixed solution obtained by mixing the dehydrated first mixed solution dehydrated and a sulfur source to produce refined oil from which impurities have been removed, and a device related thereto. The method and device may prevent or minimize formation of an ammonium salt (NH4Cl) and / or prevent adhesion of impurity particles in a refining process of waste plastic pyrolysis oil containing impurities such as chlorine and nitrogen, and provides waste plastic pyrolysis oil having low content of impurities and olefins and excellent quality, and thus, may be used as a feedstock for blending with existing petroleum products or oil refining and petrochemical processes.

The present invention discloses a method for preparing a copper sheet corrosion inhibitor for gasoline and diesel components produced as byproducts from the hydrogenation of waste lubricating oils, belonging to the technical field of petroleum product corrosion inhibition. The method comprises preparing a saturated isooctane / n-hexadecane solution of tetrazole; preparing an n-octane / n-hexadecane solution of 8-hydroxyquinoline or imidazole; mixing dropwise, adjusting the pH, and heating in a water bath; adding organic cerium, cooling, and aging the solution. The copper sheet corrosion inhibitor for gasoline and diesel components produced as byproducts from the hydrogenation of waste lubricating oils prepared using this method can significantly reduce the corrosion level of the copper sheet produced as a byproduct from the hydrogenation of waste lubricating oils, even at a very low dosage, thereby achieving the technical purpose of inhibiting copper sheet corrosion.

The application provides a method for separating thiophene compounds in petroleum oil products and application thereof, and the method comprises the following steps: S1: dissolving the petroleum oil product and an alkylating agent in a first solvent to obtain a dissolved oil sample; S2: loading a filler loaded with a catalyst into an adsorption column, transferring the dissolved oil sample into the adsorption column, standing, then sequentially eluting the adsorption column with a second solvent and a third solvent respectively, and collecting an eluent eluted by the third solvent; and S3: fully mixing the eluent with potassium iodide modified silica gel, filtering and collecting a filtrate, so that the thiophene compounds are separated. According to the method, the thiophene compounds in the petroleum can be separated with high purity and high yield, the operation condition of the method is mild, and the thiophene compounds in the petroleum oil products, especially in the high maturity crude oil, can be completely, efficiently and accurately separated.

The present invention relates to methods and devices for purifying industrial and natural water of iron, manganese and petroleum products by oxidation of the contaminants with ozone, followed by dissolved air flotation and filtration. The method and device according to the present invention provide for efficient purification of water, while minimizing the costs of carrying out the purification process and maintaining equipment.

The present invention belongs to the technical field of petroleum products, and specifically relates to an anhydrous calcium-based lubricating grease and a preparation method and application thereof. The present invention provides an anhydrous calcium-based lubricating grease, comprising a thickener, a lubricant, an antioxidant, an inorganic filler, and a rust inhibitor, wherein the lubricant comprises a poly-alpha-olefin synthetic oil and a synthetic ester base oil. The anhydrous calcium-based lubricating grease provided by the present invention is not only low in cost and has good compatibility with the sealing ring of the automobile sunroof, but also has good lubricity and water resistance.

The utility model belongs to the field of petroleum detection, and particularly relates to a petroleum product moisture meter which comprises a base, a heating groove is formed in the position, close to the center, of the surface of the base, a flask is placed in the heating groove, the top of the flask is fixedly connected with a connecting pipe, and the top end of the connecting pipe is fixedly connected with a condensation pipe. A sliding column is fixedly connected to the upper portion of the base. A sliding plate slides on the outer side of the surface of a sliding column by pulling a rotating rod, the rotating rod rotates upwards, the rotating rod penetrates through the surface of a clamping block in a sliding mode and then rotates downwards, the shell is fixed, the flask is convenient to disassemble and assemble, the working efficiency of a user is improved, and through the structural design that the shell is attached to the surface of the flask, the stability of the flask during installation is improved; the heat preservation effect of the flask during working is improved, condensation pipes of different sizes and positions can be conveniently fixed through the connecting mode that the connecting piece rotates and slides on the surface of the supporting rod, and the adaptability of the device is improved.

The invention provides a catalytic cracking aid for increasing the yield of propylene as well as a preparation method and application of the catalytic cracking aid. The main active ingredient of the catalytic cracking aid for increasing the yield of propylene is a ZSM-5 molecular sieve; the volume of pores with the pore diameter of 3-20nm on the catalytic cracking aid for increasing the yield of propylene is greater than 0.2 cm < 3 > / g; the pore diameter is in multimodal distribution, and at least one most probable pore diameter is formed between 3 nm and 10 nm. The preparation method of the catalytic cracking aid for increasing the yield of propylene comprises the step of carrying out multi-stage pore treatment on a catalytic cracking aid matrix. The catalytic cracking aid for increasing yield of propylene has many mesopores, the preparation method is simple, the diffusion resistance to diesel oil is small, the cracking capacity is high, and the yield of low-carbon olefins, especially the yield of propylene, can be increased when the catalytic cracking aid is used for preparing low-carbon olefins from petroleum products containing diesel oil and / or gasoline through catalytic cracking.

The present invention provides a polar low-temperature surfactant-producing bacterium Pedobacter cryoconitis NJ‑S‑72 and its application, which belongs to the field of bioremediation technology for petroleum and petroleum product contaminated environments. The strain was deposited in the General Microbiology Center of the China Microorganism Culture Collection Administration on October 31, 2024, with a deposit number of CGMCC NO: 32458. The strain is derived from the soil of the Fildes Peninsula in Antarctica, and its fermentation liquid can be directly applied to the ecological restoration of oil spills in polar or low-temperature environments. Compared with chemical surfactants, it can reduce secondary damage to the environment, and the biosurfactant produced by the strain can accelerate the emulsification of oil and accelerate the biodegradation of oil pollution.

The present invention discloses a molybdenum phosphide composite catalyst and a preparation method thereof. The catalyst comprises nitrogen and phosphorus co-doped carbon nanosheets, on which molybdenum phosphide nanoparticles are loaded. The preparation method comprises the following steps: preparing a molybdenum-based metal organic framework / melamine dispersion, then adding a phytic acid solution for solvent thermal reaction and calcination. The molybdenum phosphide composite catalyst of the present invention has the advantages of strong catalytic activity and good stability, can be widely used for removing sulfur-containing organic compounds in petroleum products, can achieve efficient removal of sulfur-containing organic compounds in petroleum products under mild conditions, has high use value and good application prospects. The preparation method of the molybdenum phosphide composite catalyst of the present invention has the advantages of simple process, convenient operation, cheap and easily available raw materials, low cost, etc., can realize large-scale batch preparation, and is conducive to industrial utilization.