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48results about How to "Ambient temperature is stable" patented technology

Two-way memory alloy flow control device

InactiveCN102923307AFix stability issuesSolve the problem of equipment materialsAir-treatment apparatus arrangementsCold airShape-memory alloy
The invention belongs to the technical field of airplane design and relates to a two-way memory alloy flow control device which is used for controlling the ambient temperature of airplane working equipment. The device comprises a cooling air channel, a piece of working equipment and a damping sealing liner, wherein the cooling air channel is installed at the outer side of an airplane body; the working equipment and the damping sealing liner are installed at the rear end of the cooling air channel; a memory alloy installing groove is formed in the airplane body; the installing groove is positioned at a remote end of the working equipment inside the cooling air channel; a spiral spring is installed inside the installing groove; the spiral spring is made of a two-way memory alloy; the outer end of the spiral spring is hinged with a control air door; one end of the control air door is connected with the airplane body structure through a hinge; the hinge is positioned at the front end of the installing groove; when the cooling air channel is opened through the control air door, the installing groove is sealed; and when the cooling air channel is closed through the control air door, the gap between the inner walls of the control air door and the cooling air channel is not less than 5mm. The flow of the cold air is controlled by using the two-way phase transition feature of the two-way memory alloy in critical temperature, so that the problem that the airplane working equipment does not work stably is solved.
Owner:XIAN AIRCRAFT DESIGN INST OF AVIATION IND OF CHINA

High-low temperature incubator for batch test of semiconductor chips

The invention discloses a high-low temperature incubator for batch test of semiconductor chips, which comprises at least one layer of testing plate with a plurality of slots inserted into a semiconductor chip to be tested, a heat exchanger arranged in the inner wall of the incubator and used for gas heat exchange, a gas power device used for pressurizing gas, an air duct communicated with an air outlet of the gas power device, and air guide boxes corresponding to the testing plates on each layer respectively, the air inlet of each air guide box is communicated with the air channel, and each air guide box is internally provided with a plurality of spray holes facing the corresponding testing plates. According to the high-low temperature incubator for batch test of the semiconductor chips, the air duct is arranged at the air outlet of the air power device, so that a stable environment temperature is provided for the semiconductor chips to be tested on the testing plates in the incubator.
Owner:武汉精鸿电子技术有限公司

Refractory castable for lining of thermal equipment and using method of refractory castable

ActiveCN106316423AHigh strengthHeat storage density adjustableThree levelPrill
The invention relates to a refractory castable for a lining of thermal equipment and a using method of the refractory castable for the lining of the thermal equipment. The invention adopts the technical scheme as follows: the refractory castable consists of an aggregate I, an aggregate II and a matrix, wherein the aggregate I comprises corundum particles, high bauxite particles, corundum-alloy composite particles and high bauxite-alloy composite particles, and has the particle size of 8-15mm; the aggregate II comprises three grades of corundum particles and high bauxite particles with the particle size range being greater than or equal to 1mm and less than 8mm; the matrix comprises corundum fine powder, high bauxite fine powder, rho-Al2O3 micropowder, silicon micropowder and calcium aluminate cement. The using method of the refractory castable for the lining of the thermal equipment comprises the following steps: uniformly mixing polycarboxylic acid and the matrix to obtain premixed matrix; uniformly stirring the aggregate II and the premixed matrix, adding water, and stirring to obtain a slurry; putting the aggregate I into a mould, adding the slurry, performing vibration moulding, and curing. The refractory castable can automatically adjust the temperature, so that the problems of high overtemperature energy consumption of a casing and casing corrosion caused by low-temperature medium enrichment on the casing are solved.
Owner:WUHAN UNIV OF SCI & TECH

Control method and device for refrigerating capacity of air conditioner and electronic facility

The invention relates to the technical field of air conditioners, in particular to a control method and device for the refrigerating capacity of an air conditioner and an electronic facility. The control method for the refrigerating capacity of the air conditioner comprises the steps that the basic refrigerating capacity corresponding to the current load capacity is acquired according to the firstcorrelation between the load capacity and the refrigerating capacity of the air conditioner; the target fan air speed corresponding to the basic refrigerating capacity and the target cooling water flow corresponding to the basic refrigerating capacity are acquired according to the second correlation between the refrigerating capacity and the fan air speed of the air conditioner and between the refrigerating capacity and the cooling water flow of the air conditioner; and the fan air speed and the cooling water flow of the air conditioner are adjusted to be equal to the target fan air speed andthe target cooling water flow so that the refrigerating capacity of the air conditioner can be controlled. According to the scheme, the fan air speed and the cooling water flow are correspondingly adjusted according to the change of the load capacity so as to achieve the purpose that the refrigerating capacity of the air conditioner is accurately adjusted, and the relatively stable environmentalmanagement is conducted in the spaces such as a machine room advantageously.
Owner:PING AN TECH (SHENZHEN) CO LTD

Ring-block friction wear testing machine

ActiveCN108344654AAccurate online monitoringMeet the requirements of loading force accuracyInvestigating abrasion/wear resistanceWear testingRing block
A ring-block friction wear testing machine comprises a machine body, a power driving device, a main shaft, a ring-block friction pair and a radial loading device, wherein a test ring in the ring-blockfriction pair is mounted on the main shaft; the power driving device drives the main shaft to drive the test ring to rotate; a force measuring device is arranged between the radial loading device andthe ring-block friction pair; the force measuring device mainly comprises a sample holder, a tension sensor, a hinge rod and a pull rod holder which are sequentially connected; the hinge rod is rotationally connected with the pull rod holder; the pull rod holder is fixed to the machine body; a test sample is mounted at the lower part of the sample holder; the test sample contacts with the test ring to form the ring-block friction pair; a medium channel for providing different lubricating media for the ring-block friction pair is formed in the sample holder; a loading end of the radial loadingdevice acts on the sample holder to perform radial loading and quantitative adjustment on the ring-block friction pair. The ring-block friction wear testing machine can accurately measure friction ofthe ring-block friction pair in real time, and can accurately simulate friction pair lubricating conditions under various actual working conditions.
Owner:HENAN UNIV OF SCI & TECH

A micro-grid new energy hybrid energy storage system

The invention provides a micro-grid new energy hybrid energy storage system which comprises a new energy power generation subsystem, an energy storage carrier subsystem, a converter subsystem, a high / low-voltage power distribution subsystem and a background monitor subsystem. According to the invention, battery equalization is performed through a BMS (battery management system), a cask effect caused by non-uniformity of voltage, capacity and other parameters is avoided, and the phenomena that the capacity of the whole group is reduced and the service life of the battery is shortened due to vicious circle of performance of the battery pack are avoided. Meanwhile, a refrigeration mode of air-conditioning equipment is scientifically controlled through a heat management system, so that the battery keeps a proper, uniform and stable environment temperature in the operating process. Therefore, the service life of the storage battery is prolonged, and the operating cost is effectively reduced. A container modular energy storage scheme is adopted, the system can be designed into a miniature temporary power generation system, and the construction investment is low. The system is convenient to use and can be transported into bad condition environments such as fields for performing power generation and supply under emergency circumstances. The system can be constructed into a large energy storage power station in a centralized mode, and the capacity is conveniently expanded.
Owner:ZHEJIANG NARADA POWER SOURCE CO LTD +1

An artificial one-way freezing and layering sample preparation device suitable for high water (ice) content frozen soil

The invention discloses a manual unidirectional freezing layered sample preparation device suitable for high water (ice) content frozen earth. The device is composed of three parts, namely a temperature control system, a layered sample loading system and a thermal insulation box, wherein the temperature control system comprises a cold bath for providing cold energy and pipelines for circulation of a cooling liquid, and further comprises a thermal resistor temperature sensor and a temperature regulation and control unit; the layered sample loading system is composed of a high heat-conducting aluminum baseplate, release filter paper, a thermal insulation epoxy resin sample sleeve, an epoxy resin top cover and a sample preparation die. The temperature of the baseplate of the layered sample loading system can be regulated and controlled through utilization of the temperature control system and the thermal insulation box, and layered sample loading is performed at the upper end opening of the sample preparation die, so that manual unidirectional freezing layered sample preparation can be realized. Through adoption of the device, the natural formation process of the ice and the consistency of the sample structure can be ensured during manual preparation of the high water (ice) content frozen earth sample, and thus reliable sample bases can be provided for experimental research of the mechanical properties of the high water (ice) content frozen earth.
Owner:NORTHWEST INST OF ECO-ENVIRONMENT & RESOURCES CAS

Substrate glass kiln body cooling system and operation method thereof

The invention disclose a substrate glass kiln body cooling system and an operation method thereof. The substrate glass kiln body cooling system comprises an air conditioning unit, an air supply main pipeline, centrifugal fans and duckbill wind pipes, wherein the air conditioning unit is used for providing controllable constant-temperature quantitative cooling air; an air inlet of the air supply main pipeline is in communication with an air outlet of the air conditioning unit, and a plurality of cooling air outlets are formed in the air supply main pipeline; each cooling air outlet is providedwith a cooling wind temperature detection probe; the air inlets of the centrifugal fans are in communication with the cooling air outlets, and the air outlet of each centrifugal fan is provided with acooling wind speed detection probe; and the air inlets of the duckbill wind pipes are in communication with the air outlets of the centrifugal fans, and the air outlets of the duckbill wind pipes areused for outputting cooling air for cooling a kiln body. The substrate glass kiln body cooling system and the operation method have the characteristics of controlling cooling air temperature, coolingthe air volume and cooling wind speed, and the problem that the kiln body cooling is unstable due to the change of environment temperature in the production of the substrate glass is effectively solved.
Owner:IRICO DISPLAY DEVICES

Candy boiling device

ActiveCN107683933AAmbient temperature is stablePrevent the ambient temperature from being too high or too lowConfectionerySweetmeatsLiquid ammoniaNH3 compound
The invention discloses a candy boiling device and belongs to the field of candy boiling. The candy boiling device comprises a lifting cover, wherein the lifting cover is connected onto a fixed vertical plate in a sliding manner; the fixed vertical plate is fixedly connected onto a boiling box; a temperature measuring housing is fixedly connected onto the lifting cover. According to the candy boiling device disclosed by the invention, functions of high-temperature heating, temperature measuring and introduction of liquid nitrogen for liquid candies in the boiling box can be realized, and the liquid nitrogen is condensed and re-evaporated by an ammonia condenser pipe and a U-shaped liquid ammonia evaporating pipe, so that hot air and cold air can be respectively formed in a hot air duct anda cold air duct. When an ambient temperature of an infrared temperature-measuring sensor in a temperature stabilizing housing is extremely low, hot air is blown by the hot air duct; when the ambienttemperature is extremely high, cold air is blown by the cold air duct, so that the ambient temperature of the infrared temperature-measuring sensor is kept stable. Moreover, air is blown into a temperature-measuring through pipe of the boiling box by the hot air duct and the cold air duct by virtue of a mixing pipe, so that water vapor is discharged via a vapor outlet hole, and the measurement effect is effectively prevented from being influenced.
Owner:广东维思奇食品有限公司

Taxodium Zhongshanha container seedling and field integrated cultivation method

PendingCN113678678AOut of the nursery is not limited by seasonsCultivation conditions are controllableGrowth substratesCulture mediaTaxodiumSeedling
The invention discloses a taxodium Zhongshanha container seedling and field integrated cultivation method, and belongs to the technical field of taxodium Zhongshanha cultivation. The method comprises the following steps: selecting 1-year-old taxodium zhongshanha cutting seedlings, after classification, planting the seedlings in a cutting bed temporarily in time, planting container seedlings while taking the container seedlings during field planting, and conducting watering in time after planting; performing deep ploughing on a clayed soil area before winter, performing leveling and bedding in early spring of the next year, and directly performing field improvement and bedding on a sandy soil area before operation in early spring; carrying out field ditching and shallow burying after the container seedlings are planted; performing spray irrigation on shallowly-buried container seedlings, manually pulling out weeds in the container in time after the seedlings survive, and pruning lateral branches and competitive branches in the growing period; and finally outplanting the seedlings in the form of container seedlings. Through two technical links of container planting and field shallow burying management and protection, the advantages of two cultivation methods of container seedling cultivation and field cultivation are combined, and the method has the advantages that cultivation conditions are controllable, the survival rate of seedlings after field planting is high, the growth vigor is consistent, and seedling outplanting is not limited by seasons.
Owner:INST OF BOTANY JIANGSU PROVINCE & CHINESE ACADEMY OF SCI

Heat preservation and temperature control organic waste biological drying reactor

The invention discloses a heat preservation and temperature control organic waste biological drying reactor which comprises a double-layer closed bin, an air blower, a breather pipe, a heat storage medium circulating system and a solar power generation heating system. The heat storage medium circulating system comprises a heat storage box, an inlet pipe, a circulating pump, an outlet pipe, a first medium flowing pipe and a second medium flowing pipe, wherein the first medium flowing pipe is communicated in parallel and wound around the outer wall face of the inner bin, and the second medium flowing pipe is spirally wound around the inner wall face of the outer bin. The two ends of the first medium flowing pipe and the two ends of the second medium flowing pipe are communicated and switched with the inlet pipe and the outlet pipe through three-way valves correspondingly, and switching of heat absorption and heat release is achieved. One end of the ventilation pipe is connected with the air blower, and the other end penetrates through the heat storage box and extends to the ventilation plate for aeration. According to the reactor, solar energy is stored through combination of two modes of solar cell panel power generation and heat storage medium circulation, energy is provided for the reactor, energy consumption is reduced, temperature regulation and control in different modes day and night can be achieved, the relatively stable environment temperature is maintained, and biological drying is normally started.
Owner:ZHONGNONGXINKE SUZHOU ORGANIC RECYCLING RES INST CO LTD

Hard matrix biochip drying tool

The invention discloses a method for drying a hard-substrate biological chip and a drying tool thereof. The method comprises the following technical proposal: (1) the chip drying tool is started; temperature is set between 22 and 37 DEG C and is balanced for 8 to 15 minutes; (2) the hard-substrate biological chip is put to a mould of the drying tool; the centrifugal rotational speed is between 2,000 and 5,000 rmp; and the hard-substrate biological chip is subjected to centrifugal rotation for 5 to 40 minutes. The chip drying tool used in the method for drying the hard-substrate biological chip comprises a shell, an inner liner and a top cover; a motor is arranged between the shell and the inner liner; a rotating shaft of the motor runs through the liner wall of the inner liner, and extends into a chamber of the inner liner; the rotating shaft of the motor is connected with a rotary arm; two ends of the rotary arm are connected with a mould bracket respectively; a mould is arranged on each mould bracket; the mould is provided with densely distributed macropores; and the macropores run through the bottom of the mould through small pylomes running through the bottom. The periphery of the inner liner is provided with a temperature control module. Through the chip drying tool and the matched mould, the drying method utilizes centrifugal force to firstly fully throw closed liquid remained on the surface of the chip off the chip and fully evaporate less moisture remained on the surface of the chip under the centrifugal vacuum environment in order that the chip achieves the drying effect.
Owner:江苏三联生物工程股份有限公司
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