36results about How to "Solve temperature resistance" patented technology

The invention relates to a low-water-absorption glass fiber reinforced halogen-free flame-retardant polyamide material and a preparation method thereof, and belongs to the technical field of high polymer materials. The material comprises the following components: a polyamide resin, a graft, an alkyl phenolic vulcanized resin, glass fiber, a flame retardant, a thermal stabilizing aid, a processinglubricant and silicone oil. According to the invention, a certain amount of glass fibers and a certain amount of a flame retardant are added into a polyamide resin to carry out flame retardance and reinforcement modification on the polyamide resin, so that the final material has the advantages of environmental protection, flame retardance, high strength, good temperature resistance and the like; more importantly a certain amount of an alkyl phenolic vulcanized resin and graft are added into the polyamide resin, so that the water absorption of the finally prepared glass fiber reinforced halogen-free flame-retardant polyamide material can be effectively reduced, the problems of poor dimensional stability, poor mechanical properties, poor electrical properties and the like caused by hygroscopicity are solved, and the advantages of small addition amount, high efficiency, low cost, no influence on material properties and the like are achieved; and the preparation method of the material is simple, easy to operate, low in equipment requirement and suitable for expanded production.

The invention discloses a hot air type combustor. The hot air type combustor comprises a fuel butterfly valve, an air ventilation door, an adjusting mechanism assembly, a cooling air inlet and a combustor shell. The combustor shell comprises an outer shell body, an inner shell body and non-asbestos alumina silicate fiber cotton. An ignition needle device comprises an ignition needle and a ceramic bar installed outside the ignition needle. The bottom of the air ventilation door is connected with a ventilation door assembly. The ventilation door assembly comprises a ventilation door frame, a ventilation door shaft, a temperature sensor and a servo adjusting motor. The combustor shell is further provided with a fire detection thermal insulation sleeve. The fire detection thermal insulation sleeve comprises a flame monitor and a thermal insulation glass cover. A combustion head adjusting barrel assembly is arranged behind the fuel butterfly valve and comprises an air pressure adjusting barrel, an adjusting pull rod and a fuel gas mixing head. The hot air type combustor achieves the aim of temperature resisting of the ignition needle and the flame monitor, the temperature of the outer surface of the combustor is reduced, and pressure adjustment on the ventilation door and the fuel combustion head of the combustor can be automatically carried out along with the temperature change.

The invention relates to a 0.002 mm temperature-tolerance decoration foil and a preparation method thereof. The decoration foil is characterized by being made by adding 0.10-0.20 percent by weight of Cu element on the basis of 8011 alloy. The preparation method comprises the following process procedures: cold-rolling a cast-rolling plate into 0.44-0.85 mm from 6.0-10.0 mm, adopting an H22 status for interannealing, cold-rolling to 0.28-0.60 mm, foil-rolling to reach a finished thickness of 0.022 mm, and slitting, wherein the H22 status annealing process comprises the following steps: adoptinga burner-gas temperature controlling way for annealing, namely, charging below 100 DEG C, heating 1.5 hours till the temperature reaches 350-450 DEG C, and preserving the temperature for 5-15 hours; cooling for 0.5 hour till the temperature reaches 320-380 DEG C, preserving the temperature for 5-15 hours, cooling for 1.5 hours till the temperature reaches 200 DEG C, and discharging; and achievingthe total processing ratio being more than 95 percent after interannealing. The invention has good temperature tolerance and stable quality.

The present invention is a heavy oil recovery method integrating heat injection recovery and mechanical oil recovery. The specific steps are: S1, preparatory work; S2, running a combined heat injection string in the wellbore; S3, after running the heat injection string, Install the christmas tree, and after the christmas tree is installed, implement the heat injection process; S4, self-spray production, measure the temperature of the output fluid, and provide a basis for the subsequent selection of the temperature resistance level of the mechanical mining tool; S5, lower the mechanical mining tool; S6, Machine mining. In the present invention, the large-diameter wellbore and the heat injection string are lowered first, and then heat injection is performed; after the heat injection and self-spraying production are completed, no dynamic heat injection string is required, and the oil tree is not required to be dismantled, only the coiled tubing is needed to connect The mechanical mining tools are sent to the predetermined position in the heat injection pipe string for sealing, and then the mechanical mining can be realized, which solves the contradiction between the resistance of the mechanical mining tools and the high temperature of the thermal injection oil production under the existing technical conditions. Oil development provides an important technical means.

The invention belongs to the field of aviation material composite materials, in particular to a method for manufacturing a high-temperature-resistant glass fiber reinforced plastic mold. Using glass fiber reinforced polymer-based composite material technology, the manufacturing problem of large-scale composite material parts forming tooling is solved, and a glass fiber reinforced plastic forming mold that meets the cost and use requirements is manufactured. The invention proposes a 160°C low-cost FRP mold that can be solidified and demolded at 100°C, so that the rigidity and temperature resistance of the mold can meet the requirements of use, and the cost is low, the weight is light, and it can be used repeatedly. It solves the technical problems of high temperature resistance and high cost of forming molds for large-scale aviation composite materials.

The invention provides an interface-enhancement emulsion type sizing agent used for carbon fibers, and a preparation method thereof, and belongs to the technical field of carbon fiber sizing agents. The sizing agent comprises a main slurry, an emulsifier, a coupling agent and deionized water, the main slurry comprises polyaryletherketone resin and an organic solvent according to a mass percentage ratio of (5-30):(70-95), the mass of the emulsifier is 5-20% of the mass of the main slurry, the mass of the coupling agent is 1-10% of the mass of the main slurry, and a mass percentage ratio of the deionized water to the main slurry is (60-90):(10-40). The polyaryletherketone resin having a high heat stability is used as the main component to prepare the emulsion type sizing agent for carbon fibers, so the temperature tolerance problem of the sizing agent is solved; and the polyaryletherketone resin has good compatibility with epoxy resin, and can participate in the curing reaction of the epoxy resin, so the bonding performance of the epoxy resin and the fibers is greatly improved, thereby the interlace shearing strength of a composite material is improved.

The invention discloses a Kepler type light beam imaging pattern lamp. The Kepler type light beam imaging pattern lamp comprises a shell and a built-in assembly; the built-in assembly sequentially comprises a light source assembly, a condensing lens set, a liquid crystal display assembly, an electronic refrigeration assembly and a light receiving lens set; the liquid crystal display assembly comprises a liquid crystal display screen, and miniature temperature sensors are laid around the liquid crystal display screen; the electronic refrigeration assembly is a semiconductor refrigeration sheet;the liquid crystal display assembly and the electronic refrigeration assembly are fixed through a heat conduction plate and embedded in an upper installation cavity and a lower installation cavity ofthe heat conduction plate respectively; and a control module is arranged on the side surface of the shell, and the control module is electrically connected with the liquid crystal display assembly, the electronic refrigeration assembly and a power source. According to the Kepler type light beam imaging pattern lamp, the integrated design of a beam lamp and a pattern lamp is achieved; beam angle change and pattern form change are achieved through a transparent liquid crystal screen, and pattern source data are directly written into a control module of the transparent liquid crystal screen to achieve rapid display and rapid pattern correction; and the heat conduction plate and the electronic refrigeration sheet are added as cooling devices of the transparent liquid crystal screen, and therefore the temperature resistance problem of the liquid crystal screen can be effectively overcome.

A Kepler type light beam imaging pattern lamp comprises a shell and a built-in assembly, and the built-in assembly sequentially comprises a light source assembly, a condensing lens set, a liquid crystal display assembly, an electronic refrigeration assembly and a light receiving lens set. The liquid crystal display assembly comprises a liquid crystal display screen around which a micro temperature sensor is laid; the electronic refrigeration assembly is a semiconductor refrigeration sheet; the liquid crystal display assembly and the electronic refrigeration assembly are fixed through the heat conduction plate and embedded in an upper installation cavity and a lower installation cavity of the heat conduction plate respectively; and a control module is arranged on the side surface of the shell and electrically connected with the liquid crystal display assembly, the electronic refrigeration assembly and the power source. The integrated design of a beam lamp and a pattern lamp is achieved; the transparent liquid crystal screen is used for realizing a beam angle change and a pattern form change, and pattern source data is directly written into the transparent liquid crystal screen control module to realize rapid display and rapid pattern correction; and the heat conduction plate and the electronic refrigeration sheet are added as cooling devices of the transparent liquid crystal screen, and the temperature resistance problem of the liquid crystal screen is effectively solved.

The invention provides a method for utilizing waste heat of low-concentration combustible materials in tail gas of a Slapple furnace. The technical scheme includes that the low-concentration tail gas with a heat value lower than 450Kcal / m<3> flows into a 'U'-shaped settling chamber (5), is subjected to inertial separation and then flows into a secondary combustion chamber (6), air is distributed in the secondary combustion chamber by the aid of an air distribution chamber (7) and is ignited by a heat accumulator (16) with the temperature ranging from 400 DEG C to 600 DEG C, the combustible tail gas is ignited, is sufficiently combusted in a combustion chamber (8) with a long flue and is gradually expanded in the long flue, combusted high-temperature flue gas flows into a heat-pipe heat exchanger (10) at a low flow rate, internal resistance of the heat exchanger is lower than 10mmH<2>O, a coal economizer (13) performs heat exchange, the tail gas flows through desulfurization dust removal equipment (15) and then is exhausted into the atmosphere, and high-grade steam generated in a waste heat boiler (9) flows to a heat accumulation chamber (2) to be supplied to the Slapple activation furnace (1), so that activated carbon can be manufactured. The method has the advantages that the low-grade waste heat can be sufficiently utilized, pollution emission can be reduced, and a system is high in reliability and can be operated and maintained easily and conveniently.

The invention relates to a crosslinked polybenzimidazole film containing sulfo group and a method for preparing the same. The invention is characterized in that the raw material proportions of the crosslinked polybenzimidazole film are as follows: (1) 10 proportions of 3,3',4,4'-tetraamino diphenyl ether by weight; (2) 5-10 proportions of aromatic triacid by weight; (3) 2-3 proportions of 1,2-naphthoquinone-4-ammonium sulphonate by weight; (4) 0.5-2 proportions of PEB by weight; (5) 100-200 proportions of organic solvent by weight; and (6) 200-300 proportions of polyphosphoric acid by weight. The film can effectively regulate the molecular weight of the branched polybenzimidazole and the structure of the crosslinked film by controlling the raw material proportions. The obtained polybenzimidazole has excellent solubility as well as higher thermal stability, better transparence, excellent corrosion resistance and high proton conduction rate, and the like.

The invention relates to a method for producing diode lighting device and relative structure. Wherein, said method comprises that combining the base with diode chip, wire setting and covered lighting layer on the mould filled with lens resin, or setting at least two pour holes on the base to combine the base and mould; then filling the lens resin via said pour holes into the mould. The invention can effectively improve the combine efficiency between lens and base; and the main body of lighting device is made from metal with better thermal conductivity, to improve radiate area.

The invention discloses a high-temperature-resistant displacement sensor probe manufacturing device and method based on a planar coil, which includes a displacement control unit, a wire feeding unit and a winding drive unit arranged on the displacement control unit, and a detachable installation with the winding drive unit. Planar coil fixed unit. The metal wire is sent into the middle of the fixed clip through the wire feeding unit and fixed on the winding shaft. The winding motor drives the winding shaft to rotate and is wound into a planar coil between the two fixed clips. The planar coil and the ceramic sheet are bonded with ceramic glue. for encapsulation. The invention has controllable cost, high reliability, and is convenient for batch production. The coil material, wire diameter, and coil size can be independently selected to manufacture suitable planar inductance coils, and the problems of making and forming non-self-adhesive planar coils are solved. The planar inductance sensor probe made of high temperature resistant materials can be used for non-contact measurement in harsh environments above 1000°C, which solves the problem of sealing processing and temperature resistance of sensor probes in extremely high temperature environments.