14results about How to "Reduce outgassing" patented technology

The present invention relates to the technical field of photovoltaic power equipment, and discloses a photovoltaic grid-connected cabinet, including a cabinet support and an outer shell, wherein a plurality of breathing plates are fixedly installed inside the cabinet support, and the plurality of breathing plates divide the inner cavity of the cabinet support into different installation chambers, and the breathing plate includes a base plate and a plurality of heat-conducting blocks, wherein the plurality of heat-conducting blocks are embedded in the inner surface of the base plate, and a flow guide pipe is embedded inside the base plate, and the flow guide pipe passes through the heat-conducting block and is fixedly connected, and a plurality of heat-conducting blocks are connected in series, and a breathing cavity is opened inside the heat-conducting block. The photovoltaic grid-connected cabinet adopts a breathing plate as a cabinet partition, and the opening and closing of the breathing cavity can be adjusted by controlling the expansion and contraction of a telescopic ball, so that the grid-connected cabinet not only has the function of blocking external dust and high temperature, but also has the function of one-way ventilation and heat dissipation. Since a monitoring component is arranged inside the breathing plate, the grid-connected cabinet has the function of discharging internal hot air nearby, reducing heat dissipation energy consumption, and being more environmentally friendly.

The present invention discloses a device for suppressing background radiation of a medium- and long-wave infrared hyperspectral remote sensor, comprising a first refrigerator assembly, a second refrigerator assembly and a cold box assembly, wherein the first refrigerator assembly and the second refrigerator assembly are respectively connected to the cold box assembly, a spectrometer assembly is arranged inside the cold box assembly, the spectrometer assembly comprises a first spectrometer, a second spectrometer and a third spectrometer, the first refrigerator assembly is respectively connected to the first spectrometer and the second spectrometer through a flexible cold chain, the second refrigerator assembly is connected to the third spectrometer through a flexible cold chain, a window mounting base is arranged on the cold box assembly, and the first spectrometer, the second spectrometer and the third spectrometer are arranged around the window mounting base. The present invention adopts a two-stage refrigeration method for refrigeration, effectively avoids the problem of long startup time of the refrigerator, ensures vacuum deep low temperature refrigeration, and effectively realizes background radiation suppression of the medium- and long-wave infrared hyperspectral remote sensor.

A polyphenylene sulfide resin composition obtained by mixing 100 parts by weight of a polyphenylene sulfide resin (A) having a melt viscosity of more than 200 Pa·s at a temperature of 310°C, a ratio LID of an orifice length L to an orifice diameter D of 10 and a shear rate of 1,216 / s, and 3 parts by weight to 25 parts by weight of an olefinic elastomer resin (B), wherein the melt viscosity at the temperature of 320°C, the ratio LID of the orifice length L to the orifice diameter D of 40 and the shear rate of 4,700 / s is 120 Pa·s or more and 200 Pa·s or less, and a weight loss on heating is 0.8% by weight or less when heated in an air atmosphere at the temperature of 320°C for 2 hours. Provided is a polyphenylene sulfide resin composition having excellent impact resistance, low burr properties and low gas properties.

The utility model discloses an evaporation source device for molecular beam epitaxy, and aims to solve the problems that in the prior art, an evaporation source is complex in structure, high in energy consumption and serious in deflation, different cells are prone to influence each other and the like. The evaporation source comprises the following components: an aluminum oxide substrate, a glass crucible, a lamp filament, an electrode (aviation plug), a thermocouple, a water tank, a supporting rod, a flange and the like. Wherein raw materials to be evaporated are contained in the glass crucible; the aluminum oxide substrate supports the shallow crucible; the filament is used as a high-temperature metal material and is connected with the electrode which is connected with the high-voltage power supply. The supporting rod connects the water tank and the flange. By adopting the technical scheme of the invention, the to-be-evaporated raw materials can be uniformly heated, so that stable material evaporation is provided, meanwhile, the mutual influence between different cells is small, and simultaneous evaporation and co-deposition can be realized; the filament has a heating function, so that the evaporation source is simple in structure, energy consumption is reduced, and industrial production is facilitated; the evaporation source equipment is small in size and small in air release amount; in addition, a thermocouple temperature measuring device is arranged, and suggestion and accurate regulation and control of the temperature of the glass crucible can be achieved.

The invention belongs to the technical field of high-temperature alloy smelting, and relates to a process for improving the surface quality of a first-class Ni-Fe-Cr-based high-temperature alloy consumable cast ingot and application. Comprising the following steps: firstly, performing vacuum induction melting on a high-temperature alloy to obtain a high-temperature alloy VIM electrode; then, the high-temperature alloy VIM electrode is subjected to protective atmosphere electroslag smelting, and a high-temperature alloy ESR electrode is obtained; and the high-temperature alloy ESR electrode is subjected to annealing treatment, finally, the high-temperature alloy ESR electrode is subjected to vacuum consumable smelting, and a high-quality high-temperature alloy ingot is obtained. According to the high-temperature alloy cast ingot produced through the method, forging cogging can be carried out after direct homogenization without scaling treatment, the production process is shorter, the delivery pressure is smaller, and the cost is lower.

The waterproof breathable system comprises a waterproof breathable unit, an air collecting unit and an air channel unit, the air collecting unit is located at the heel, the air channel unit is a one-way exhaust channel, one end of the air channel unit is communicated with the interior of the shoe, the other end of the air channel unit is communicated with the air collecting unit, and the air is exhausted in the direction of an air collecting groove. The water-stopping breathable unit is an opening and closing body which is conducted or closed under the pressure condition and comprises an air outlet end and an inner connecting end, the inner connecting end is communicated with the air collecting unit, when the air pressure in the inner connecting end is larger than the deformation force of the air outlet end, the air outlet end is conducted and communicated with the outside to exhaust air in the shoe, and when the pressure in the air outlet end is smaller than the outside pressure, the water-stopping breathable unit is closed. The utility model further discloses an outdoor waterproof breathable shoe, the outdoor waterproof breathable shoe comprises a sole, a waterproof breathable system is arranged on the sole, and the outdoor waterproof breathable shoe achieves the breathable and waterproof functions of the outdoor shoe, especially the airtight shoe such as a boot or a military training shoe.

A curable composition, a cured layer manufactured using the curable composition, a color filter including the cured layer, and a display device including the color filter are provided. The curable composition includes (A) quantum dots surface-modified with a surface-modification material represented by Chemical Formula 1; and (B) a polymerizable compound.

The present invention relates to a sulfonic acid derivative of naphthalimide and a photo-acid generator and photoresist composition each containing the sulfonic acid derivative of naphthalimide, more specifically, to a sulfonic acid derivative of naphthalimide compound and a photo-acid generator and photoresist composition each containing the sulfonic acid derivative of naphthalimide compound, wherein the sulfonic acid derivative of naphthalimide compound has excellent absorbency to light of i-line (365 nm) wavelength, is very easy to prepare a polymerizable composition due to having very high solubility in an organic solvent, and has excellent thermal stability, and exhibits a good acid yield.

This application discloses a tire mold, belonging to the field of tire mold technology. The tire mold includes: a base and a tread pattern shell. The base is provided with multiple positioning elements; the tread pattern shell is provided with a positioning groove, and the tread pattern shell is installed on the positioning elements. A flow guiding gap is formed between the tread pattern shell, the positioning elements, and the base. The flow guiding gap includes a first gap. The top surface of the positioning element abuts against the bottom wall of the positioning groove, and a first gap is formed between the tread pattern shell and the mounting surface. The base is provided with a first exhaust channel, and the positioning elements are provided with a second exhaust channel. The first exhaust channel and the second exhaust channel are connected, and the flow guiding gap is connected to the second exhaust channel. The tread pattern shell includes an arc-shaped transition section, which extends from the starting position to the side where the positioning groove is located. The tangent of the arc-shaped transition section at the starting position has an angle α with a preset direction, and the value range of α is: 0°≤α≤60°. This solves the technical problems of inconvenient tread pattern replacement and easy clogging of the exhaust structure in existing tire molds.

The utility model relates to a composite cable for aerospace. The composite cable is sequentially provided with a signal wire core, a control wire core, a power wire core, a filling layer, a shielding layer, an anti-radiation layer and an outer protective layer from inside to outside, each signal wire core comprises a signal wire core conductor, and a signal wire core inner insulating layer and a signal wire core outer insulating layer which are sequentially arranged on the outer side of the signal wire core conductor; the two signal wire cores are twisted and filled with a first filling layer; a first shielding layer and a second shielding layer are sequentially arranged on the outer side of the first filling layer to form a twisted pair wire core; a second filling layer is arranged on the outer sides of the two signal twisted pair wire cores; a control wire core is arranged outside the twisted pair cable core; the two signal twisted pair wire cores are arranged in the center, the control wire cores are arranged around the signal twisted pair wire cores, and one-time cabling is completed to form a control signal cable core; two layers of hot melting aluminum foil mylar tapes are arranged on the outer side of the control signal cable core. The composite cable for aerospace avoids the interference of electromagnetic waves, reduces the size of the cable, reduces the cost, improves the use stability of the cable, and prolongs the service life of the cable.

The invention relates to the technical field of battery formation processes, in particular to a 2V high-magnification lead-acid storage battery formation method, which comprises the following steps of: putting a lead-acid storage battery which is quantitatively injected with acid into a constant-temperature water bath of which the temperature is controlled at 30-40 DEG C, and then performing formation, namely standing for 1 hour at the current of 0A; constant-current charging: the charging current is 0.05 CA, and the charging time is 4 hours; gradient charging: the charging current is gradually increased from 0.15 CA to 0.20 CA, and the charging time is 12 hours; charging and discharging for multiple times by adopting a gradient current value; installing an exhaust valve, and testing related indexes of the lead-acid storage battery; according to the formation method of the 2V high-magnification lead-acid storage battery, the difference between the batteries is balanced, the voltage and the internal resistance between the batteries are balanced, and the formation period is only 62 hours.

The present invention discloses an anti-reflective coating composition, its preparation method and application, wherein the anti-reflective coating composition comprises a polymer having at least one structural unit represented by formula (1).

The invention belongs to the field of protective films, and particularly relates to a low-tear PU (polyurethane) protective film for a vehicle-mounted screen, which comprises a polyurethane adhesive layer, the polyurethane adhesive layer comprises the following polyurethane resin; the polyurethane resin is prepared from the following substances in parts by weight: 60 to 80 parts of polycarbonate polyol, 5 to 10 parts of tetrahydrofuran copolymer polyol, 5 to 10 parts of polyester polyol and 10 to 20 parts of polyether polyol. The problems that the film tearing voltage of a PU protective film on glass with AG, AR and AF coatings is relatively high, and the pollution to the glass with the AG, AR and AF coatings at high temperature and high humidity for a long time is relatively poor are solved at the same time.

The present invention belongs to the technical field of combustion test, specifically a coal combustion fire extinguishing working condition test device; it comprises a test bench and a protection box, the protection box is installed on the top surface of the test bench, and a sprinkler is installed on the inner top surface of the protection box; a driving motor is provided on the bottom surface of the test bench, a driving pulley is installed on the output end of the driving motor, and a position adjustment rotation direction component is provided on the driving pulley; the position adjustment rotation direction component comprises a transmission belt, one end of the transmission belt is connected to the driving pulley, and the other end is connected to a rotating pulley, a rotating shaft is installed on the rotating pulley, the rotating shaft passes through the test bench and is connected to a rotating gear, and the rotating gear is meshed and connected to a rotating gear ring; through the position adjustment rotation direction component, the coal in the combustion tube is prevented from not being able to burn fully, the coal is ignited evenly, and the phenomenon that part of the coal is not ignited after the test is completed is avoided, the test cost is reduced while avoiding material waste, the use effect of the device is improved and its limitations during use are reduced.