63results about How to "Good water separation effect" patented technology

A fully synthetic anti-micropitting wind power gear oil composition and a preparation method thereof are disclosed, belonging to the technical field of lubricating oil. The composition includes, by mass, 1-5% of an extreme pressure agent, 0.5-3% of anti-wear agent, 0.5-3% of an antioxidant, 0.1-2% of a rust inhibitor, 0.1-1% of a metal deactivator, 0.1-0.5% of an anti-emulsifier and 0.01-0.1% of an antifoaming agent, with the balance being base oil. The base oil is a mixture of poly(alpha-olefin) base oil and ester type base oil in a mass ratio of 7-10:1. The composition is used for gear casesof wind power equipment, evaporation loss of fully synthetic oil is low, and the composition can be used for long time in severe working conditions and climatic conditions, and has advantages of goodresistance to micropitting, high temperature detergency, good wear resistance, good low-temperature fluidity, good oxidation stability, and the like. The poly(alpha-olefin) and ester are adopted as base oil, thus ensuring a high viscosity index and good shear stability of the gear oil and prolonging the service lifetime of the gear oil.

The invention discloses a flower and grass seed water separation device for gardens which is convenient for discharging materials, which comprises a base plate and a water separation box. A vertical lifting push rod is also provided at the upper port of the box body. The outer side of the rotating sleeve is covered with a rotating sleeve, and the lower end of the lifting push rod is provided with a sealing sleeve for sealing the lower port of the rotating sleeve. There are four lower fan-shaped sealing plates arranged at equal angles on the wall, and an upper fan-shaped sealing plate is arranged on the outer wall of the lower end of the rotating sleeve, and a rotating sleeve is sleeved on the outer wall of the rotating sleeve, and the rotating sleeve The outer wall of the cylinder is also provided with a transmission gear, and a drive shaft is also provided between the top plate and the horizontal plate, and an incomplete gear is also provided on the drive shaft. The invention has the advantages of simple structure, high water separation efficiency, obvious water separation effect, convenient material discharge, simple and quick operation, and strong practicability.

The invention relates to equipment applied to the oil and gas industry, wastewater treatment industry and the like, and in particular relates to a water-in-oil demulsification method for an oil field.The equipment is characterized by at least comprising a filter, a flow stabilizer, a cyclone emulsion breaker and a coalescing emulsion breaker. The method comprises the following steps: enabling water-in-oil emulsion to pass through a filter from a liquid inlet pipe, filtering impurities in the liquid, enabling the emulsion to enter the flow stabilizer via a connecting pipeline, stabilizing andbuffering the water-in-oil emulsion by the flow stabilizer, performing gas-liquid separation, and enabling the separated associated gas to enter a gas pipeline on the top of the flow stabilizer to output; enabling the separated oil water to enter the bottom inlet of the cyclone emulsion breaker via an emulsified oil water connecting pipeline; making a high-speed cyclone motion inside the cyclone emulsion breaker, enabling the emulsion to respectively enter the coalescing emulsion breaker via the oil outlet pipeline of the cyclone emulsion breaker and an oily wastewater outlet pipe, performingrectifier demulsification by the coalescing emulsion breaker, decomposing the water-in-oil emulsion into water and oil for the second time, gathering the decomposed water and oil to an oil-water mixing pipeline, merging with the gas pipeline, delivering to a separation device via a gas-liquid mixing pipeline so as to perform oil-water separation, thereby realizing oil and water demulsification.

The invention discloses an environmental-friendly long-acting sealing anti-rust oil composition. The environmental-friendly long-acting sealing anti-rust oil composition is characterized in that the environmental-friendly long-acting sealing anti-rust oil composition is prepared from the following components in percentage by weight: 2-8 percent of petroleum calcium sulfonate, 0-8 percent of oxidized paraffin calcium soap, 1-2 percent of a film-forming agent, 3-10 percent of an anti-rust complexing agent, 15-30 percent of machinery oil and 58-77 percent of solvent oil. According to the anti-rust oil disclosed by the invention, the salt mist resistance, the moist resistance and the water separation property are excellent; metal barium and other heavy metals are not contained, so that the anti-rust oil is safe to use; the penetrating performance and the wettability are good; as the anti-pollution capacity is strong, and an oil film is formed by coating the anti-rust oil on the surface of a workpiece is thin, the anti-rust oil is small in oil consumption in the using process of a metal workpiece, the oil film is good in thixotropy and coating property, easy in film removal and wide in adaptation range of steel materials, and the anti-rust oil is suitable for long-time sealing and rust prevention of metal products made of steels in multiple textures and the like.

The invention discloses a continuous-type rapid water separating device for agriculture rice seeds. The continuous-type rapid water separating device comprises a machine body, a raw material box is mounted at the position, located in a mounting port, of the top of the machine body, and the bottom of the raw material box is connected with a material conveying barrel; the lower end of the material conveying barrel is connected with a blanking pipe, the center of the bottom of the machine body is provided with a center pipe, the lower end of the center pipe is connected with an air delivering pipe through a rotating joint, and the other end of the air delivering pipe is connected with an air pump; a centrifugal disc is mounted at the position, located in the machine body, of the upper end ofthe center pipe, and a plurality of exhaust heads are arranged on the side face of the centrifugal disc in the circumferential direction; a material guiding conical barrel is further arranged at the position, located in the machine body, of the lower side of the centrifugal disc, and a plurality of impurity discharging pipes are arranged on the side face of the machine body in the circumferentialdirection; and an impurity storing box is mounted at the position, on the machine body, of the lower sides of the impurity discharging pipes, the bottom of the impurity storing box is connected with awater return pipe, a conveying pump is mounted on the water return pipe, and the other end of the water return pipe is connected to the bottom of the side face of the machine body. The continuous-type rapid water separating device for the agriculture rice seeds is novel in structure, continuous rapid water separating can be conducted on the agriculture rice seeds, energy saving and environmentalprotection are achieved, and popularization is facilitated.

The invention relates to an integrated gas-water separator for a fuel cell; the separator comprises a gas-water separator shell, a return hydrogen inlet formed in one side of the gas-water separator shell, a water outlet formed in the bottom of the gas-water separator shell, and a return hydrogen outlet formed in the top of the gas-water separator shell, and further comprises a gas outlet detection pressure gauge mounted on the gas-water separator shell close to the hydrogen return outlet, a liquid level meter arranged on the gas-water separator shell close to the water outlet, a drain valve arranged on the gas-water separator shell at the water outlet, a heater, a nitrogen discharge valve and a labyrinth structure. The gas-water separator is compact in structure, small in size and high in integration degree, the gas outlet detection pressure gauge is used for detecting the gas pressure of the hydrogen return outlet to guarantee that the gas outlet pressure meets the requirement, the liquid level meter is used for detecting the water level of the bottom in the gas-water separator shell, and after the water level reaches a set value, the drain valve is opened in time to drain water. The heater is used for heating the bottom of the gas-water separator shell to prevent the water outlet from being frozen and blocked.

The invention belongs to the technical field of agricultural production, and particularly relates to a seed screening device for agricultural production. For solving the problem of poor seed screeningeffect in the prior art, the seed screening device comprises a box body, wherein a feeding hopper is fixed to one side of the outer wall of the top of the box body, inclined blowing pipes are fixed to the two ends of the box body and the outer walls of the two sides of the box body, the ends, close to the interior of the box body, of the blowing pipes incline upwards, blowing fans are fixed to the inner walls of the blowing pipes, exhaust pipes are fixed to the positions, located at the top of the blowing pipes, of the two ends of the box body and the outer walls of the two sides of the box body, and exhaust fans are fixed to the inner walls of the exhaust pipes. According to the seed screening device, dust in seeds is discharged from the exhaust pipes through the wind direction cooperation operation between the blowing pipes and the exhaust pipes, the rest seeds fall into an auxiliary box containing salt water, the seeds with insufficient plumpness float on the water surface and areled out from a drainage pipe, and therefore winnowing and water separation operation is completed in the box body simultaneously; the seed screening effect of the device is improved.

The invention belongs to the field of petrochemical engineering, and particularly relates to a polyether amine type detergent. The detergent comprises, by mass, 15-37% of polyol polyether amine, 0.5-5% of an octane number improver, 2-7% of an antioxidant, 10-15% of a combustion improver and 0.3-1% of a corrosion inhibitor, with the balance being a solvent A. According to the polyether amine type detergent, the polyol polyether amine is used as a detergent; Mannich base and polyisobutene amine detergents do not need to be added any more, and the polyether amine type detergent is excellent in detergency, can clean sediments formed by an engine, can prevent production of sediments, cannot emulsify agent-added oil products, can obviously reduce oil consumption, reduces tail gas emission and cannot cause secondary pollution to an engine combustion chamber.

The invention relates to a high-water-resistance high-lubricating rolling oil composition and application thereof. The composition is prepared from, by weight, 70-92 parts of component a which is highly refined mineral oil, 5-20 parts of component b selected from at least one of pentaerythritol oleate, trimethylolpropane trioleate, ethylhexyl palmitate, isooctyl stearate, dibutyl phthalate and branched chain type polyhydroxy alcohol fatty acid ester, 1-5 parts of component c selected from at least one of inactive sulfurized olefin, inactive sulfide aliphatic acid ester, sulfurized animal oil and alkyl sulfide, 1-10 parts of component d selected from at least one of tributyl phosphate, tricresyl phosphate and dibutyl phosphate, 0.1-5 parts of component e selected from at least one of 2,6-butylated hydroxytoluene, N-phenyl naphthylamine, 1H-benzotriazole and alkyl diphenylamine, and 0.01-1 part of component f selected from at least one of polyether, methyl silicone oil and polydimethylsiloxane.

The invention discloses a water distribution device, a fuel cell system and a water distribution method of the fuel cell system, belonging to the field of fuel cells. According to of the invention, an ejector of the fuel cell system and a gas inlet end of the water distribution device are integrally designed, the water distribution device comprises a tubular shell, a first water distribution piece and a second water distribution piece, gas is fed into a first end of the shell and discharged from a second end of the shell, the first water distribution piece is connected to the first end of the shell, gas enters an A end of the first water distribution piece and exits a B end of the first water distribution piece, the B end extends into the shell, rotational-flow blades are arranged in the A end, the second water distribution piece is connected to the second end of the shell, and the air inlet end of the second water distribution piece extends into an A-end port. When the rotational-flow blades rotate, the first water distribution piece forms a spiral airflow channel at the end A, liquid water drops are screwed out to the flow guide inner wall and flow towards the end B under blowing force, and a gaseous mixture obtained after water distribution enters a galvanic pile from the air outlet end of the second water distribution piece through the airflow channel. The water diversion device in an embodiment of the invention is good in water diversion effect and high in structural reliability.

The invention discloses a water separation method for medicinal material seeds. The water separation method comprises the steps that S1, firstly, through an ammonium sulfate powder quantitative adding mechanism, ammonium sulfate powder is added while water is added into a water tank, the ammonium sulfate powder and the water are mixed to form ammonium sulfate water, the buoyancy of water separation is increased, and the effect of seed water separation is improved; and S2, when the water stored in the water tank is much through a vibration stirring mechanism, the water and the ammonium sulfate powder in the water tank are swung. The water separation method is scientific and reasonable in structure and safe and convenient to use, the ammonium sulfate powder quantitative adding mechanism is arranged, through gathering of the water in the water tank, a floating plate is pushed to ascend, and therefore a vertical rod and a connecting block are pushed to ascend; through cooperation of a fixing block, a transmission belt is pulled to move, and the transmission belt drives a transmission rod and a guide wheel to conduct transmission; and meanwhile, through cooperation of a transmission wheel and a belt, power is transmitted, a conveying auger is driven to rotate, and the ammonium sulfate powder in a material powder box is scattered into the water tank through a powder outlet pipe while the water is added.

The invention discloses a lubricating oil composition for an oil film bearing. The lubricating oil composition is characterized by being prepared by stirring the following raw materials in percentage by weight for 5 hours at 60-90 DEG C: 93-95% of high-viscosity-index refined mineral oil, 0.1-0.9% of fatty acid polyol ester, 0.01-0.1% of polyglycerol ether, 1.0-4.0% of dibatyl dithio-formamide, 0.1-1.0% of thiophosphate and 0.1-1.0% of a benzotriazole fatty acid salt. The lubricating oil composition disclosed by the invention has excellent hydrous wear resistance and wear-resistant durability to guarantee good wear resistance under the condition with water, can be used for quickly separating oil and water in a static state to ensure that the content of water in the lubricating oil does not exceed a standard, and has excellent thermal oxidation stability to ensure that an oil product has a relatively long service life.

The invention relates to a fuel cell hydrogen supply and hydrogen return integrated system comprising an integrated shell which comprises a gas-water separator shell on the lower portion, an ejector shell on the upper portion and a buffer cavity shell; a hydrogen return inlet is formed in one side of the gas-water separator shell, a water outlet is formed in the bottom of the gas-water separator shell, a hydrogen return outlet is formed in the top of the gas-water separator shell, and a labyrinth structure is installed in the gas-water separator shell and used for separating water in hydrogen-containing mixed gas; the gas-water separator shell, the ejector shell and the buffer cavity shell are integrated to be used for installing hydrogen path hydrogen supply components, a first proportional valve and a second proportional valve are integrated on the buffer cavity shell, the volume is small, the gas-water separator can be installed and used in some areas with small spaces, connecting pipelines between the hydrogen path hydrogen supply components are omitted, and the gas transmission distance is short. And the energy loss in the transmission process is reduced, the pressurization efficiency is improved, the installation efficiency is high, and the icing blockage condition caused by accumulated water in the pipeline when the temperature is too low is avoided.

The invention provides a formula and a preparation method of low-carbon lubricating oil. The formula is characterized by comprising the following components in parts by weight: 5 to 30 parts of synthetic base oil, 35 to 55 parts of III-type hydrogenated base oil, 15 to 22 parts of II-type hydrogenated base oil, 8 to 15 parts of V-type synthetic phenolic ester base oil, 5 to 15 parts of hydrogenated base oil 150BS and the balance of additives. The preparation method comprises the following steps of adding the base oil in parts by weight into blending equipment, raising temperature to 60 DEG C, and uniformly blending the base oil at constant temperature; sequentially adding various additives, raising the temperature to 70 to 75 DEG C (not more than 75 DEG C), stirring the base oil and the additives within 40 minutes at constant temperature to completely mix the base oil and the additives, and performing circulating filtration and cooling in four stages to obtain the low-carbon lubricating oil. The formula and the preparation method thereof have the beneficial effects that the limit of soot content is reduced; the low-carbon lubricating oil is energy-saving, low-phosphorus, environment-friendly, high in abrasion resistance and resistant to high temperature and high load; the high-temperature detergency is greatly improved; the carbon emission of the lubricating oil is effectively reduced.

The invention relates to the technical field of inflatable rubber boats, and discloses an anti-collision wear-resisting mechanism of an inflatable rubber boat, which comprises a fixing frame, connecting grooves are formed in the left side and the right side of the upper surface of the fixing frame, a connecting hole is formed in the middle of the outer side face of the fixing frame, and collectingdevices are fixedly connected to the front side and the rear side of the upper surface of the fixing frame. According to the anti-collision and wear-resisting mechanism of the inflatable rubber boat,the water distribution device is operated to slide in along the connecting groove, so that an operator operates the inflatable boat to move more stably, the water distribution effect of the device inuse is enhanced, and the moving speed of the operator in use of the device is increased; the collecting device blocks water flow risen by rollover of the inflatable boat, so that the device can prevent water from entering the device to increase weight when the whole device is subjected to large impact force, the influence on balance keeping of the device is reduced, the safety coefficient of thedevice is greatly improved, and the stability of the device is enhanced.

The present invention relates to a special lubricating oil for a gas filling sub-station system, wherein the special lubricating oil comprises, by mass, 2.0-2.2 parts of an ash-free dispersant, 0.4-0.5 part of an antioxidant, 0.2-0.3 part of an auxiliary antioxidant, 1.0-1.2 parts of an anti-oxidation and anti-wear agent, 0.1-0.2 part of a metal deactivator, 0.04-0.05 part of an anti-rust agent, 0.08-0.11 part of a demulsifier, 0.001-0.002 part of an anti-foaming agent, 0.3-0.5 part of a pour point depressant, 0.018-0.019 part of kerosene, and 85-95 parts of base oil. According to the present invention, the special lubricating oil has characteristics of excellent extreme pressure anti-wear property, excellent water separation property and effective equipment noise reducing, and completely meets the use requirements of the gas filling sub-station system.

A preparation method of an alkaline oleate detergent, comprising the following steps: adding an organic solvent, an alcohol accelerator, calcium hydroxide or calcium oxide and water into a flask, turning on the stirrer, and raising the temperature to 30-40°C, After stirring evenly, add oleic acid and base oil to carry out neutralization reaction, maintain the reaction temperature at 40-60°C, and react for 0.5h-1h; , maintain the reaction temperature at 40-60°C; after the high alkalinity reaction, raise the temperature of the mixture to 110-130°C to remove the alcohol accelerator and water, then cool down to 60-80°C, add an organic solvent to dilute and centrifuge to remove The slag is then distilled under reduced pressure to remove the organic solvent to obtain the product, which is stable at high temperature, has no biological toxicity and has good environmental compatibility, excellent high temperature detergency, good storage stability, abrasion resistance and water separation.