137results about How to "Improve the temperature environment" patented technology

In a hand warmer, a heat dissipating plate is thermally coupled to a heater that is supplied with current by a battery that is accommodated in a case. The battery is a box-shaped rechargeable battery of a box-shaped rechargeable lithium-ion battery or lithium-polymer battery that has flat surfaces opposed to each other. The heater is a heating element that is opposed to the flat surface of the battery. A shielding plate is arranged between the heating element and the flat surface of the battery. The heat dissipating plate that is thermally coupled to the heating element is secured to the case on the surface side of the case. In the hand warmer, the flat surface of the box-shaped rechargeable battery, the shielding plate and the heat dissipating plate are arranged in a stack structure. The heat dissipating plate is heated by the heating element.

The invention relates to the field of crop planting, and particularly to a method for planting potatoes, which comprises the following steps: preparing land, fertilizing, and ditching; putting the potato seedlings into ditches, ridging, covering soil, covering parts on ridges, where the potato seedlings are planted, with colorless and transparent film, and covering two sides of the colorless and transparent film with black film; conducting field management, and harvesting potatoes. The method adopts the colorless and transparent film and the black film, which are in a matched manner, to plant the potatoes, the colorless and transparent film has good light transmittance and increases temperature quickly at the early stage, so the potatoes can root early; the black film has low visible light transmittance and can restrain weeds from growing, and the weeding rate can reach about 90 percent; during the middle and later periods of growth, the root systems enter below the black film, high temperature below the film, caused by strong sunlight, is prevented, and the premature senility of the root systems is avoided; the method can create a good environment for potato tuber growth in the period of tuberization, and has a ground temperature adjusting function that other film does not have; not only is the labor intensity of weeding reduced, but also the yield is increased by a large margin.

The invention relates to a phase-transition self-temperature-regulating heat-preserving facing brick of an external wall, which is an integrated structure compacted by a phase-transition heat-preserving layer and an inorganic facing layer, wherein the phase-transition heat-preserving layer is mixed by proportion and compacted by hull-type expanded perlite heat-preserving aggregates, phase-transition temperature-regulating aggregates and cements; the inorganic facing layer is mixed by quartz sand, calcium carbonate, calcium oxide, cement and silicon oxide powders; and the phase-transition temperature-regulating aggregate is made of phase-transition cores and encapsulated hulls. The manufacturing method not only effectively solves the encapsulation problem of the phase-transition material, leads the prepared phase-transition self-temperature-regulating heat-preserving facing brick of the external wall to have excellent heat-preserving performance, waterproof performance and permanent anti-ageing performance, but also radically solves the obsolescence of thermo-physical property and the leakage problem of phase-transition material in the circulation process. The facing brick has the advantages of light weight, strong adhesion strength, large compressive strength, heat insulation, heat preservation, waterproof and moisture-proof performances, obvious energy-saving effect, and the like.

The invention discloses a cold-temperature matrix for cultivating agaric. The matrix specifically comprises the following components in parts by weight: 60-70 parts of cow dung, 15-30 parts of fallen leaves, 10-15 parts of fly ash, 3-5 parts of fine sand, 5-10 parts of scale stone powder and 1-3 parts of trace elements, wherein the cow dung is the completely decomposed fermented cow dung of which the water content is 1-8%, and 20-35% of bean straw powder is added during the decomposition process of the cow dung; the fallen leaves are from one or more than one of pine needle, poplar, apricot tree and pear tree, and preferably, the fallen leaves are dead leaves of which the water content is 20-35%; the leaves are collected, crushed and extruded, and then are fermented for 8-15 days in the presence of 10-15% of vinegar residue; the trace elements are manganese, iron, magnesium, zinc, copper and boric acid. The cold-temperature matrix disclosed by the invention is mainly prepared from the cold cow dung and the cow dung is subjected to splitting treatment by virtue of the fly ash, the scale stone powder and the fine sand, which have relatively large specific surface area, so as to ensure that the cow dung is in different interface structures, and the air permeability and porosity of the cow dung are increased; therefore the prepared matrix has the advantages of high air permeability, good water absorption and the like.

The invention discloses a micro chromatographic column tank which comprises a tank body, capillary column heating frame set in the tank, capillary column bound around the frame, a heating device set on the inner wall of the frame, a precise thermo resistor and a temperature control system set out of the tank. The capillary column heating frame employs metal alloy material; the capillary column employs quartz material; the heating device is flexible electrical heating membrane coated on the inner wall of the frame; the temperature control system includes a temperature control module, the precise thermo resistor connects with the signal input terminal of the temperature control module, the output terminal of the temperature control module connects with the insulating single-phase alternative current modulator module of which one end of the output terminal connects with the heating device, and the other end of the output terminal connects with the input power.

The invention discloses an automatic preparation method of a SiCf/SiC composite material flame tube. The preparation method comprises the following steps: preparing an interface layer from SiC fibersby adopting chemical vapor deposition, so as to obtain SiC fibers with a continuous interface layer; performing unidirectional tape laying and filament winding on the SiC fibers with the continuous interface layer according to the fiber volume and fiber orientation obtained by simulation calculation, so as to obtain net size forming preform; performing densifying treatment on the obtained preformby adopting a reactive melt infiltration process and the chemical vapor deposition process; preparing an environmental barrier coating on the surface of the obtained preform; finally, continuously preparing a thermal barrier coating on the surface, thereby fully intelligently obtaining the high-density SiCf/SiC composite material flame tube. The SiCf/SiC composite material flame tube prepared withthe method disclosed by the invention has the characteristics of high temperature resistance and long service life and also has the advantages such as low thermal expansion coefficient, high thermalconductivity, high thermal shock resistance and excellent mechanical property. Meanwhile, the preparation method is high in degree of automation, short in production cycle, low in cost and controllable in quality.

The invention relates to a self-cooled thermal power acting method and belongs to the field of thermal energy power. A working medium of a thermal power system absorbs heat from a heat source to act. The self-cooled thermal power acting method includes the temperature rising process in which after the pressure of the working medium which is in a low temperature state is boosted and the working medium is heated, the working medium becomes a power air source, the expansion acting process carried out after the power air source enters an expansion acting system and the heat releasing process in which heat of the low-temperature gas working medium which carried out expansion acting is further released. The thermal power system achieves the thermal power circulating process from the temperature rising process, the expansion acting process, the heat releasing process and the temperature rising process. A thermal pump process is used for cooling or liquefying the gas working medium which carried out expansion acting. When heat is released in the thermal pump process, the temperature or the pressure parameter of the working medium is lower than the maximum parameter of the power air source. In the expansion acting process, partial or overall heat which is released in the thermal pump process is absorbed and common acting is carried out. A heat returning process is adopted, so that the heat released by the system is absorbed in the system heat absorbing process. An air energy engine with practicability is obtained, and high-efficiency thermal power circulation of all sorts is achieved. Meanwhile, the invention provides a novel jetting air ejector and a novel thermal pump optimizing system and cost is reduced.

The invention discloses a device for two-way cooling of a photovoltaic building by using a natural low-temperature heat source. The device comprises a plurality of photovoltaic assemblies, a cooling part, a low-temperature heat source part and a connecting pipeline system, wherein the photovoltaic assemblies are arranged at the roof through an assembly framework; the cooling part is positioned at the roof; the low-temperature heat source part is positioned underground; and the connecting pipeline system is used for mutually communicating the cooling part with the low-temperature heat source part. The cooling part comprises pit-shaped cooling holes formed below the photovoltaic assemblies; and cooling air of the low-temperature heat source part is transmitted to the pit-shaped cooling holes for cooling the photovoltaic assemblies by the connecting pipeline system and cooling the roof during flowing through the roof. According to the device disclosed by the invention, natural underground cold air is used as a low-temperature heat source and is used for gradually cooling the indoor of an inclined building and photovoltaic building integrated solar panels, and thus the temperature environment of the indoor is improved and the power generation efficiency of the solar panel is increased; and in addition, no energy source input is needed and the pollution to the environment is avoided. The device has stronger practicability, environment friendliness and economy and is especially worthy of being popularized in regions with great day-and-night temperature difference and plateau regions.

The invention discloses a building heat collection and removal system based on sky radiation and solar heat collection, and belongs to the field of building energy conservation and renewable energy utilization. A double-effect shaping phase change plate with double-effect shaping phase change working media and capillary tubes, a sky radiation cooler and a solar heat collector are arranged, and thecorresponding operation of heat transfer circulating media in the capillary tubes in summer and winter is utilized, so that the temperature regulating process of cooling indoors all the day in summerand heating indoors all the day in winter is effectively realized. The building heat collection and removal system has the advantages of the simple structure, simplicity and convenience in control, less difficulty in maintenance and overhaul and wide application range and has good popularization and application values, and the cooling process all day and night in summer and the heating process all day and night in winter can be realized at the same time, so that the use of cooling equipment in summer and heating equipment in winter is reduced, the indoor temperature environment of a buildingin summer and winter is effectively improved, energy is saved, the energy consumption is reduced, and the effects of energy conservation and environmental friendliness of the building are achieved.

The invention relates to a cooler of broadcast emitter and electric high-power element. Wherein, the outdoor machine is outside the room, and the indoor machine is inside the frame of television and broadcast emitter; the upper wind open of vaporizer of indoor machine is connected to the bottom support of power amplifier of emitter; the coolant outlet of vaporizer is connected to the gas reflux tube of outdoor machine and connected to the liquid outlet tube of outdoor machine; the ventilating valve is at the top of power amplifier; the condense water of vaporizer and the water outlet tube are in the outdoor condition A. the invention can use circulated wind to cool inside the frame or use natural wind.

The invention discloses a furrow and drip irrigation under mulch covered conduit cultivation method. Furrows are ridge and trench alternate furrows, drip irrigation zones are laid on the ridges, a mulch film is mulched on the ridges, a covered conduit is formed under the mulch film at the trench between the two ridges, and crops are planted on the ridges. The method comprises the following steps of making the flattened field planting soil into the ridge and trench alternate furrows when the crops are planted; laying the drip irrigation zones on the high ridges, and mulching the mulch film on the two ridges and one trench to form the covered conduit under the mulch film; and field-planting the crops on the two high ridges mulched by the mulch film to form field planting on the two high ridges separated by the covered conduit under mulch. The method has the advantages that water, fertilizer, pesticide and field are saved, soil and fertilizer are conserved, temperature is increased and adjusted, and quality and yield of the crops are effectively increased.

The invention discloses a hollow radiation-cooling passive type structure for a building external wall or a roof. The hollow radiation-cooling passive type structure comprises an air cavity which consists of an outer-layer plate, an inner-layer plate, an upper top plate, a lower bottom plate and two side plates, wherein the upper top plate and the lower bottom plate are fixedly arranged at upper and lower ends of the outer-layer plate separately; the two side plates are fixedly arranged at the two sides of the outer-layer plate separately; the two side plates are connected with the upper top plate, the lower bottom plate and the inner-layer plate; an air inlet is formed between the inner-layer plate and the upper top plate; an air outlet is formed between the inner-layer plate and the lower bottom plate; the air inlet and the air outlet are separately formed in upper and lower positions of the inner-layer plate to communicate an indoor space and an air cavity; and a radiation cooling metamaterial layer is arranged on the outer side surface of the outer-layer plate. According to the technical scheme adopted by the invention, natural exchange between the structure and indoor air is realized in case of not consuming energy, so that the cooling effect is achieved.

The invention relates to a Portland cement foaming heat preservation board or a block and a manufacturing method thereof. The Portland cement foaming heat preservation board or the block is capable of strengthening heat insulation and heat preservation performances. The Portland cement foaming heat preservation board or the block is prepared by raw materials of, by weight, 99 parts of Portland cement, 5 parts of saturated aluminum sulfate, 1 part of water reducing agents and 0.5-1 part of hydrogen peroxide, the Portland cement, the saturated aluminum sulfate and the water reducing agents are proportionally taken and then placed in a mixer, water is added into the mixer to be mixed with the raw materials and then stirred for 5-10 minutes to prepare a foaming cement slurry, the water is added according to the weight ratio of the water to the raw materials of 100: (60-80), the hydrogen peroxide is proportionally taken, water is added to the hydrogen peroxide, the hydrogen peroxide and the water are subjected to pre-foaming to manufacture foams by means of a foaming machine, the water is added according to the weight ratio of the hydrogen peroxide to the water of 0.01: 1, the foams and the foaming cement slurry are placed into a foam stirrer for even stirring, the mixture is injected to a mold for solidification molding, and the mold is removed to obtain the density Portland cement foaming heat preservation board or the block. Portland cement enables a solidified board to form a foaming structure under the action of the hydrogen peroxide so that weight of walls is reduced, and the heat insulation and heat preservation performances are strengthened.

The invention discloses a full-automatic large-size rotary hearth furnace carburizing and quenching production device in the technical field of machinery. The full-automatic large-size rotary hearth furnace carburizing and quenching production device comprises an automatic rotary lifting storage platform and automatic feeding manipulator. The top of the automatic rotary lifting storage platform and automatic feeding manipulator is provided with a feeding and discharging manipulator track. An inner cavity of a rotary hearth high-temperature carburizing furnace is provided with an equant saw-toothed supporting beam. According to a full-automatic large-size rotary hearth furnace carburizing and quenching production process method, operation of all the processes is automatically completed, and a workshop travelling crane does not need to be used for transferring materials; quenching can be conducted on the same production line by choosing different media according to different heat treatment requirements; and on the same production line, carburizing heat treatment, hardening and tempering heat treatment, annealing heat treatment and normalizing heat treatment can be competed through combination of different unit devices, so that a multifunctional production line in a real sense is achieved.

Belonging to the technical field of waterproof materials, the invention relates to a modified asphalt waterproof coiled material and a making method thereof. The modified asphalt waterproof coiled material is made from the following raw materials by weight: 35-40 parts of 100# petroleum asphalt, 30-35 parts of 60# petroleum asphalt, 10-15 parts of APP, 10-15 parts of amorphous polyolefins, 10-20 parts of EPDM powder, 4-10 parts of butyl rubber powder, 20-30 parts of talcum powder, and 4-10 parts of silica powder. By means of high temperature mixing, grinding and coating, the modified asphalt waterproof coiled material can be obtained. The method involved in the invention has simple technological steps, the prepared modified asphalt waterproof coiled material has excellent performance, and experiments prove that the modified asphalt waterproof coiled material has the advantages of good low temperature flexibility, high heat resistance, good extensibility, long service life, simple construction, small pollution, small influence by environment temperature, and excellent high temperature shear performance.

The invention discloses a bituminous pavement. The bituminous pavement comprises a base layer, a broken stone hardcore paved on the base layer, a water collecting portion arranged on the base layer, and a bituminous layer paved on the broken stone hardcore. The water collecting portion comprises a water storing beam fixed to the base layer, stiffening beams fixed to the two sides of the water storing beam correspondingly and a water collecting pipe fixed to the water storing beam. The interior of the water storing beam is hollow, and the water collecting pipe communicates with the interior ofthe water storing beam. The two ends of the water storing beam are arranged on the two sides of a road correspondingly. The water storing beam is arranged in the broken stone hardcore, and the upper end of the water collecting pipe communicates with the upper surface of the bituminous layer. The bituminous pavement provided by the invention has the following advantages and effects that the bituminous pavement can absorb and store rainwater, the rainwater stored in the pavement is evaporated in hot weather, the temperature on the bituminous pavement is decreased, and accordingly, the effect that the temperature environment on the bituminous pavement is improved is achieved.

The invention aims to provide a reluctance speed-regulating motor which improves circulating cooling efficiency and reduces temperature increase. The motor comprises a base, a stator and a rotor. A first air flow channel is configured in the axial direction on the base. Two ends of the first air flow channel are communicated with two end surfaces in the axial direction of the stator. One end of the rotor is provided with a blade air hood. Blade air hood pushing air current circularly flows along the air flow channel. According to the motor, because the first air flow channel is configured on the base along the axial direction, through an air supplying function of the blade air hood and the air flow channel which is formed by the air gap between the stator and the rotor, effective heat exchange between heat generated in motor operation and the base can be realized by means of circulating air flow can be realized, thereby greatly improving heat radiation efficiency of the motor. Particularly, a uniform heat radiation efficiency is realized, and a temperature environment in operation of the motor is improved.

The invention discloses an intelligent sensor. The intelligent sensor comprises a shell, wherein the shell is provided with a heat dissipation groove and a light receiving groove, and the light receiving groove and a transparent plate are fixedly mounted; a seventh partition plate is provided with an air inlet, the air inlet is in sealing arrangement with an air suction end of an air suction device, the air outlet end of the air suction device is communicated to a temperature measuring cylinder through an air pipe, and a temperature probe is installed in the temperature measuring cylinder; thetemperature measuring cylinder is communicated with a flow meter through the air pipe, a gas flow meter is communicated with a dust meter probe, the dust meter probe is communicated with a humidity sensor, and the humidity sensor is communicated with a filter; the filter is communicated to a first air separation chamber, the first air separation chamber is communicated with one end of a second air bypass, third air bypass, and gas distribution manifold; the other end of the second air bypass and third air bypass are respectively communicated to an oxygen sensor and a combustible gas sensor; the bottoms of a first air bypass and a second ventilation hole are communicated, the second air bypass is communicated with a second air separation chamber, and the second air separation chamber is communicated with a first ventilation hole; a battery is fixed on a fourth partition plate; and a vibration sensor and a circuit board are arranged on a third partition plate.

The invention relates to an improved semi-cone seed crystal chuck, comprising a chuck body, wherein an air flow guide slant is arranged on the upper portion of the chuck body; a crystal pulling observation slant is arranged on the lower portion of the chuck body; chuck connecting belt mounting holes are arranged in the middle of the chuck body from top to bottom; seed crystal positioning holes are arranged below the chuck connecting belt mounting holes; the seed crystal positioning holes and the chuck connecting belt mounting holes form installation positioning channels; breathable channels are arranged at joints of the chuck connecting belt mounting holes and the seed crystal positioning holes; the chuck connecting belt mounting holes and the seed crystal positioning holes are communicated with each other to run through the chuck body; the seed crystal positioning holes consist of upper and lower through holes, the diameter of the upper through hole is 17.5 mm, and the diameter of the lower through holes is 12 mm; and the top surface and the bottom surface of the chuck body are planes. The improved semi-cone seed crystal chuck is high in stability, excellent in breathability and small in overall expansion coefficient.

The invention discloses a fully automatic cell dyeing reaction box, and belongs to the technical field of biomedicine. The reaction box comprises a reaction box body and a built-in filling block, wherein the reaction box body is in a rectangular shape; heating grooves are respectively formed in the outer wall surfaces of the peripheral side walls of the reaction box body; heating sheets are arranged in the heating grooves; a reagent sample inlet opening is formed in the bottom side corner of the reaction box body; the bottom of the reaction box body is in an inclined shape; a liquid level detection groove is formed in the side wall corresponding to the bottom of the adjacent box body of the reagent sample inlet opening; the liquid inlet opening is formed in the side wall opposite to the liquid level detection groove. The reaction box has the advantages that the structure is simple; the sample inlet, the waste discharge, the cleaning and the heating are integrated; the cell dyeing fullautomation is realized; the perfect recovery and exhaustion of the reagent is realized through the inclined design of the bottom of the reaction box body; the reagents are saved; meanwhile, the crossed pollution between the reagents is avoided; the dyeing result is more accurate; the reaction box is applicable to the mass dyeing reaction treatment of a cell slide.