59results about How to "Control the ambient temperature" patented technology

The invention discloses an energy-saving system of a communication base station and a control method; and the energy-saving system has good energy-saving effect, reduces the energy consumption, saves the running cost and prolongs the service life of the air conditioner. The energy-saving system comprises a base station room (1), an air conditioner (3), a wind inlet device (4), a wind outlet device (5), a control device (6), a relay (7), an outdoor temperature sensor (81) and an indoor-temperature humidity sensor (82); the wind inlet device (4) and the wind outlet device (5) are respectively arranged on the external wall of the base station room (1); the wind inlet device (4), the wind outlet device (5), the outdoor temperature sensor (81) and the indoor-temperature humidity sensor (82) are electrically connected with the control device (6) respectively; and the air conditioner (3) is electrically connected with the control device (6) by the relay (7). The control method utilizes the temperature difference between the interior and the exterior of the base station to form forcible heat exchanging, transfers the heat in the base station to the outside, thus realizing the indoor heat dissipation; and the air conditioner in the base station is arranged in a clearance working state. The energy-saving system can be widely applied to the energy-saving field of the communication system.

The invention discloses a constant temperature integrating sphere spectral analysis device, comprising a sealed shell. The sealed shell is internally provided with a spectrograph and an integrating sphere; the spectrograph receives a light signal emitted from a detection window through a light sampling device; a temperature adjustment and control device is also arranged inside the sealed shell; temperature sensors are respectively arranged inside the integrating sphere and near the spectrograph; and the temperature adjustment and control device and the temperature sensors are electrically connected and used for adjusting and controlling the temperatures inside the integrating sphere, the spectrograph and the sealed shell. The constant temperature integrating sphere spectral analysis device can conveniently and effectively control the working environment temperature of the spectrograph and the temperature inside the integrating sphere, has little dependency on environment conditions of a laboratory, and realizes favorable measurement reproducibility easily and higher measurement precision.

The invention discloses a wind driven generator. A gear box lubricating and cooling system comprises a common radiator and an auxiliary radiator which are arranged on a fan gear box lubricating oil way. An axial flow fan is arranged on the outer wall of a tower and / or a wind driven generator room, and introduces low-temperature air outside into the tower and / or the wind driven generator room. According to the wind driven generator, because the auxiliary radiator is added into the gear box lubricating and cooling system, the heat exchange area of a radiator assembly is increased, and the heat exchange capability of the radiator assembly is improved; because the low-temperature high-flow air outside is introduced into the wind driven generator room in a forced mode through the axial flow fan, the environment temperature inside the wind driven generator room is controlled, the heat exchange capability of the air-cooling radiators of the lubricating and cooling system is improved, and it is guaranteed that the whole fan can generate power normally with full power.

The invention discloses an oil pump hot-oil testboard and a use method thereof, wherein, the oil pump hot-oil testboard comprises an oil box, an electrical control device, an oil pump data acquisition device and a data analysis and control device, wherein, the oil box is used for placing a tested oil pump, and a sealing cover is arranged on the oil box; the electronic control device is used for supplying the power to the tested oil pump and collecting electronic parameter; the oil pump data acquisition device is used for collecting parameter of the tested oil pump placed in a testing platform; the data analysis and control device is connected with the oil pump data acquisition device and the electronic control device and used for analyzing the parameter of the tested oil pump; a temperature control device is arranged on a testing bench and comprises a cold water pipeline and a hot water pipeline, electromagnetic valves are arranged on the cold and hot water pipelines which are connected with thermal conversion panels, the thermal conversion panels are arranged at the periphery of the oil box, and the temperature control device controls switches of cold water and hot water by the electromagnetic valves. The invention realizes the multifunctional testing capacity to the oil pump and an oil pump bracket assembly can simulate the working conditions of the oil pump at various temperatures and has high automation and intelligence and efficiency.

The invention relates to a kind of mixture air conditioning equipment used in cars in the area of cooling technology it concludes a compressor, a condenser, an expanding valve, a heat exchanger, a carrying cool-producing medium cycle pump, and an air cooler. The compressor, condenser and the expanding valve connect with the heat exchanger by the cool-producing medium pipe and they format a air conditioning used in cars cool-producing medium system; the carrying cool cryogenic fluid cycle pump and air cooler connect with the heat exchanger by the carrying cool-producing medium pipe and they format a carrying cool-producing medium system; the internal of heat exchanger sets up a cool-producing medium runner and carrying cool medium and the cool-producing medium and the carrying cool medium run at the cool-producing medium runner and the carrying cool medium runner inside of the heat exchanger individually. The cool-producing medium system is overlapped with the carrying cool medium which is formatted a kind of mixture power air conditioning used in cars. The inventions can assurance the air conditioning system of mixture power vehicle running continuously makes the passenger amenity couldn't influence; at the same time it can cancel the potential dangerous of the cool-producing medium leaking because it adopts the carrying cool medium system.

The invention discloses a self-cooled emergency battery pack composed of phase change energy storage individuals. An existing passive server emergency battery pack has a compact structure and a high heat dissipation requirement, but lacks a matching heat dissipation structure so as to have a poor heat dissipation effect which affects the performance of the existing passive server emergency batterypack. The phase change energy storage individual in the invention comprises an outer capsule body and a heat conducting plate, wherein the outer capsule body is provided therein with a phase change heat conductor; one end of a heat conducting plate is inserted into the phase change heat conductor through the outer capsule body; and the other end of the heat conducting plate is disposed outside the outer capsule body. A plurality of battery individuals of the battery pack are vertically arranged side by side. A gap is formed between the outer sidewalls of every two adjacent battery individuals. Each phase change energy storage individual is disposed in the corresponding gap. Each phase change energy storage individual comprises the outer capsule body and the heat conducting plate. The outer capsule body is provided therein with the phase change heat conductor. One end of the heat conducting plate passes through the outer capsule body and is disposed inside the phase change heat conductor. The other end of the heat conducting plate is placed outside the outer capsule body.

Disclosed is a cray indoor artificial reproduction method. The method comprises the steps of reproduction pool selection and building, parent cray selection, food putting, and daily management. According to the cray indoor artificial reproduction method, the indoor reproduction technology is adopted, the environment temperature is well controlled to get rid of the limit of natural conditions, it is ensured that the environment temperature which is most suitable for cray reproduction is kept in the cray reproduction process, and the young cray survival rate is greatly improved.

The invention discloses a passive adjustable temperature control switch which comprises a box cover, a temperature control mechanism, a support assembly, a metal switch pressing piece and a box body, wherein the temperature control mechanism comprises a membrane box and a vertically arranged adjusting shaft; a supporting frame is fixedly connected to the lower portion of the temperature control mechanism; the metal switch pressing piece is installed on a supporting frame supporting plate in a sleeved mode, and one end of the metal switch pressing piece stretches out of the supporting frame; a pressing piece protruding upwards and abutting against the side face of the supporting frame is arranged in the metal switch pressing piece; the membrane box is a gas expansion type temperature sensing membrane box and comprises an upper membrane, a lower membrane, an upper shaft and a lower shaft, the disc-shaped metal upper membrane is buckled with a cavity of the lower membrane oppositely, the edge of the upper membrane and the edge of the cavity of the lower membrane are sealed and connected together, and a formed sealing inner cavity is filled with gas media; the upper shaft on the top of the upper membrane is fixedly connected with the lower end of the adjusting shaft; the lower end of the lower shaft on the lower portion of the lower membrane abuts against the upper end face of the metal switch pressing piece on the supporting frame. The passive adjustable temperature control switch is not affected by network voltage large-amplitude fluctuation, small in size, low in manufacturing cost, convenient to install and capable of accurately controlling the temperature, and a power supply is not needed to be equipped in addition.

The invention discloses a three-degree-of-freedom water cooling workbench for TIG automatic surfacing. The three-degree-of-freedom water cooling workbench mainly comprises an upper swinging mechanism, a middle slewing mechanism and a lower linear feeding mechanism which are sequentially arranged from top to bottom, wherein the upper swinging mechanism comprises a workbench body, a fan-shaped swinging part and a piezoelectric ceramic motor; the fan-shaped swinging part is vertically arranged; a circular arc of the fan-shaped swinging part is at the lower part; the fan-shaped swinging part is fixed to a connecting plate through supporting blocks; the fan-shaped swinging part is connected with the supporting blocks through rotating parts; the fan-shaped swinging part rotates relative to the supporting blocks; a ceramic ring is fixed to the bottom of the fan-shaped swinging part; the workbench body is horizontally fixed to the top of the fan-shaped swinging part; a cooling water circuit is arranged in the workbench body; the piezoelectric ceramic motor is fixed to the connecting plate; and the connecting plate is fixed to a fixed plate. According to the three-degree-of-freedom water cooling workbench, the piezoelectric ceramic motor drives the fan-shaped swinging part to slew at + / - 40 degrees, the workbench body is driven to incline, and a surfacing parent metal is subjected to inclined surfacing.

The invention discloses a foamed-aluminum-based composite phase-change material, a preparation method thereof, a cooling partition plate and an electric vehicle battery box. The foamed-aluminum-basedcomposite phase-change material comprises a foamed aluminum base body and a phase-change material body, wherein the phase-change material body is loaded on the foamed aluminum base body, and the phase-change material body comprises paraffin and graphite. The foamed-aluminum-based composite phase-change material is low in density, has excellent high collision energy absorption performance, fireproof performance and sound insulation and noise reduction performance, and is wide in application range.

The invention discloses an automatic steam curing system for second lining concrete of a single track tunnel. The system comprises an arch frame consistent with the orientation and arch of the tunneland used for being placed in the tunnel, a space is formed between the arch frame and the side wall of the tunnel, and a temperature preservation rubber plate is arranged on the annular surface of thearch frame; rubber curtain heads are arranged at the two ends of the arch frame, a cavity body with an opening formed in the upper portion is enclosed by the temperature preservation rubber plate andthe rubber curtain heads, and when the cavity body is placed in the tunnel, the cavity body and the two lining surface of the runnel form a closed space; a plurality of steam pipelines longitudinallyarranged are arranged on the arch frame and located in the cavity body at intervals, and a plurality of steam outlets are formed in the steam pipelines in the orientation directions of the steam pipelines at intervals and used for spraying steam towards the second lining surface of the tunnel in the closed space. The steam curing system controls the temperature and humidity of the environment inthe period of curing concrete, achieves intelligent curing operation, and defectively ensures curing of the second lining concrete.

The invention provides an energy-saving ventilation system for an experiment animal shield facility. The energy-saving ventilation system comprises a feeding room and a plurality of feeding cage tools arranged in the feeding room. All the feeding cages are separately sealed. The energy-saving ventilation system further comprises a first air conditioner cleaning unit communicated with the feeding room and a second air conditioner cleaning unit communicated with the feeding cages. The first air conditioner cleaning unit comprises a first air conditioner cleaner. The first air conditioner cleaner is connected with a first input pipe and a first output pipe. The first input pipe is connected into the feeding room through the top of the feeding room. The first output pipe is connected into the feeding room through the lower portion of the side face of the feeding room. According to the energy-saving ventilation system, IVCs or EVCs or isolators are adopted for the feeding cages, all the feeding cages are separately sealed, cross infection among animals and humans is avoided, a separate ventilation system is adopted, consumption is saved, and unnecessary consumption is reduced greatly.

The invention discloses a method for corn seed priming. The method comprises the following steps: selecting corn seeds and treating the seeds with disinfection, cleaning and drying; dissolving polyamine in water to obtain a polyamine aqueous solution, and making a treating fluid after mixing; adding the treating fluid to the corn seeds and conducting low-temperature priming; and cleaning and re-drying the corn seeds which are already primed, and conducting sowing or low-temperature storage. The method is easy to operate and master and short in duration, and can promote germination and growth of seedlings and enhance cold resistance in case of low temperatures after corn sowing.

The invention relates to the technical field of corrosion and protection of materials and particularly relates to a test device for simulating a splash zone. The test device includes a box body which is provided with a solution circulating system. A splash generating device, which is wrapped by a water-absorbing material wrapping layer, is disposed in the middle of the box body. A corrosion sample rack, a ventilating device, a temperature detecting and controlling element are disposed around the splash generating device. The splash generating device is respectively connected to the solution circulating system and a power device which is connected to a controlling system in which program controlling is contained. By means of the test device, a splash solution particle can be generated and a splash environment can be simulated. Splash efficiency, splash speed and splash form can be accurately controlled so that an excellent correspondence is achieved between a simulation result of a corrosion experiment and a site corrosion result in the splash zone is achieved, thereby increasing experimental efficiency, saving labor intensity and resources and reducing an experimental cost. Meanwhile, experimental data is convenient to be collected so that integrity of the experimental data and reliability of the experimental result are ensured.

The invention provides an intelligent closestool drying system which comprises a system CPU (central processing unit) module, an electric heating wire, a fan and a sensor, wherein the fan is arranged at the rear part of the electric heating wire; and the sensor is arranged at an air outlet at the front end of the electric heating wire and used for providing feedback information to the system CPU module so as to realize closed-loop control. The invention also provides a drying method of the intelligent closestool drying system. The method comprises the following steps: after receiving a drying instruction, the system judges whether the user sits on the closestool; the fan and the electric heating wire are started; the sensor provides the ambient temperature at the air outlet to the system CPU module; the system CPU module judges whether the temperature at the air outlet is normal; if the temperature at the air outlet is normal, the system CPU module calculates the required power, and controls the output power of the fan and the electric heating wire according to the required power; and after receiving a warm-air drying stop signal, the system executes a stop command.

The invention discloses a fixed bed continuous upper suction gasification furnace for waste disposal. The fixed bed continuous upper suction gasification furnace comprises a furnace body, a dispersion frame is installed inside the furnace body, an exhaust port is formed in the top end of the furnace body, a storage bin is installed at the bottom end of the furnace body, and a feeding pipe is installed on the side surface of the furnace body. A new process of low temperature pyrolysis incineration is adopted, garbage is dried, pyrolyzed and combusted in the furnace at low temperature, so that the defects caused by high-temperature combustion are avoided, the garbage is fully combusted, heat energy is fully utilized, non-smelting slag such as non-combustible ash content can reach a higher combustion efficiency through a novel structure of the furnace on the basis of fully restraining generation of harmful substances such as dioxin, polycyclic hydrocarbon, aldehydes and carbon dioxide, iron products can be conveniently collected and prevented from entering the interior of the furnace body through arranged magnetic bars, and larger residues can be conveniently discharged through arrangement of a adjustable grate frame structure.

The invention relates to the technical field of material corrosion and protection, in particular to a test device for simulating a spray splash area. It includes a box body equipped with a solution circulation system, a spray generating device covered with a water-absorbing material coating layer is set in the middle of the box body, and a corrosion sample stand, a ventilation device, and a temperature detection and control element are set around the spray generating device. The spray generating device is respectively connected with the solution circulation system and the power device, and the power device is connected with the control system including program control. The invention can generate splash solution particles, simulate the spray splash environment, realize precise control of spray splash efficiency, spray splash rate, spray shape, etc., and make the simulated corrosion test results have good correspondence with the on-site corrosion results in the spray splash area. Therefore, the experimental efficiency is improved, manpower and material resources are saved, and the cost of the experiment is reduced; at the same time, the experimental data collection is convenient, which ensures the integrity of the experimental data and the reliability of the experimental results.

The invention discloses a hot-press type tunnel ventilating system for a high altitude and high ground temperature long tunnel and belongs to the field of tunnel construction ventilation and providesthe hot-press type tunnel ventilating system for the high altitude and high ground temperature long tunnel. The system comprises a tunnel main body and a ventilating well. The ventilating well is of ashaft structure or of an inclined shaft structure; the tunnel main body comprises a communication and deslagging channel area, a working area and a non-staff pass area; the working area is located near a tunnel face; the communication and deslagging channel area communicates to the working area; the non-staff pass area communicates to the communication and deslagging channel area; the lower end of the ventilating shaft communicates to the non-staff pass area and the upper end of the ventilating shaft communicates outdoors. By means of a hot pressure in the tunnel, natural ventilation with a relatively large blast capacity is formed in the tunnel. The natural ventilation is by no means of external mechanical equipment, so that the project investment can be saved greatly, and meanwhile, theventilating blast capacity in the tunnel can be also improved effectively.

The invention relates to a nitrogen oxide flue gas absorption and acid production system. The system comprises a flue gas conveying device, an oxygen-containing gas distribution conveying device, a plurality of acid production tanks, a plurality of absorbers and an exhaust gas purifier; the acid production tanks are sequentially arranged in a sequential order, and a liquid inlet and a first gas outlet are formed in the upper end of each acid production tank and communicated with the interior of the acid production tank; the absorbers correspond to the acid production tanks one to one, and a liquid discharge port of each absorber is communicated with the liquid inlet of the corresponding acid production tank; output ends of the flue gas conveying device and oxygen-containing gas distribution conveying device are separately communicated with a gas inlet of the absorber corresponding to the foremost acid production tank; the exhaust gas purifier is communicated with the first gas outlet of the rearmost acid production tank; the first gas outlet of each front acid production tank is communicated with the gas inlet of the absorber corresponding to the adjacent rear acid production tank;acid circulation outlets of the acid production tanks are all communicated with liquid inlets of the corresponding absorbers. The system has the advantages that the smoke treatment effect is good, energy is saved, and the environment is protected.

The invention discloses a making method of Cantonese cured meat. According to the method disclosed by the invention, pork is selected as a main raw material, and table salt accounting for 2-5% of the pork, white sugar accounting for 3-8% of the pork, gourmet powder accounting for 0.5-2% of the pork, a soy sauce accounting for 1.5-3% of the pork, and white wine accounting for 1-3% of the pork are added for use. The Cantonese cured meat is made through the following steps: cutting the raw material, namely the pork, into bar-shaped pork which is 20-70cm in length and 2-20cm in width; under the environment that the temperature is 0-10 DEG C, putting the prepared auxiliary materials and the prepared bar-shaped pork in a vacuum rolling and rubbing machine together, setting the rolling and rubbing temperature to be 2-15 DEG C, and rolling and rubbing the auxiliary materials and the bar-shaped pork in vacuum for 24-100 hours until all the auxiliary materials and the pork are uniformly stirred; and under the environment that the temperature is 2-15 DEG C and the humidity is 20-70%, drying the pork with the auxiliary materials until the moisture content of products is reduced to be equal to or less than 25%. According to the cured meat obtained by the making method disclosed by the invention, meat surfaces present a carmine red color, a peroxide value reaches to the standard, and the nutrient value of the products is greatly increased, so that the quality of the cured meat is improved.

The invention discloses a fixed bed continuous upper suction gasification furnace power generation system for waste disposal. The fixed bed continuous upper suction gasification furnace power generation system comprises a furnace body and a steam generation structure, by adopting a new low-temperature pyrolysis incineration process, garbage is dried, pyrolyzed and combusted in the furnace at low temperature, so that the defects caused by high-temperature combustion are avoided, the garbage is fully combusted, through the novel structure of the furnace, non-smelting slag such as ash content achieves higher combustion efficiency on the basis of fully restraining generation of harmful substances such as dioxin, polycyclic hydrocarbon, aldehydes and carbon dioxide, iron products are collected through arranged magnetic rods and prevented from entering the furnace body, a adjustable grate frame structure is arranged, larger residues can be conveniently discharged, heat generated by pyrolysis can be utilized for power generation, waste of resources is avoided, tail gas generated by the pyrolysis can be effectively treated, and pollution to the environment is reduced.

The invention discloses a measurement and control system of an air compressor intermittent operation module for a special vehicle. The system comprises a simulation box arranged in a test box; an aircompressor, a heater and a cooling fan are arranged in the simulation box; the air compressor is connected with a clutch device; the clutch device is connected with a variable frequency motor througha belt wheel; the variable frequency motor, a gas cylinder and a lubricating oil box are arranged in the test box; an exhaust pipe of the air compressor is connected with the gas cylinder through a pressure adjusting valve; a pressure gauge is arranged in an intake port of the gas cylinder; the lubricating oil box is connected into the air compressor through a lubricating oil pump; and a water heater is arranged on an oil pipe for connecting the lubricating oil box with the air compressor. The system can test and control the environmental temperature of the air compressor, the lubricating oiltemperature, the pressure, the variable frequency rotating speed and the operation time of the air compressor.

The invention discloses a temperature control system and a temperature control method, which relate to the field of intelligent home technologies, and can realize the control of environment temperature in both WiFi and ZigBee network modes. The temperature control system comprises an information acquisition module, a temperature control unit, an energy management terminal and a cloud platform, wherein a mode recognition module, a communication module and a calculation module are arranged in the energy management terminal. The temperature control method adopts the temperature control system. The temperature control system provided by the invention is used for controlling the environment temperature.

The invention discloses a lithium battery thermal runaway released energy adiabatic test system and a test method. The test system comprises a vacuum water bath cooling system, a data acquisition system and an adiabatic test system, the vacuum water bath cooling system comprises a water bath system and a first vacuum pump, and the water bath system comprises a water bath circulating pipeline and a water bath cooling pipeline. According to the test system, a lithium battery thermal runaway released energy heat insulation test platform in a vacuum heat insulation and water bath mode is adopted, test data are accurate and reliable, and battery self-reaction thermal runaway released energy can be monitored and analyzed in real time; through a data interface, data acquisition is accurate, timely and free of time delay; through a water bath system, the initial environment temperature of the thermal runaway reaction can be controlled; a specially-designed heat insulation test system is composed of a heat insulator and a heat insulation layer, and the situation that the accuracy of experimental data is affected due to external heat exchange of the battery in the thermal runaway process is prevented.

The invention discloses a shifting fork with fan impellers for heat dissipation. The shifting fork comprises a shifting fork handle base, shifting fork arms, shifting fork feet and fan impeller devices. An installing hole is formed in the center of the upper end of the shifting fork handle base. The three fan impeller devices are arranged at the lower end of the shifting fork handle base and penetrate through the face of the shifting fork handle base. The two ends of each fan impeller device are communicated. A rotating shaft rod is arranged in the center of each fan impeller device and provided with multiple exhaust paddles. The shifting fork arms are arranged at the two ends of the shifting fork handle base. The shifting fork feet are installed at the bottoms of the shifting fork arms. By means of the mode, the fan impeller devices installed on a shifting fork body are used for carrying out exhausting and cooling on the shifting fork body, the overall environment temperature of a gearbox is controlled, and the service life is prolonged.

The invention discloses a food storage device with a drying function, which relates to the field of food processing, and includes a body. A freezing chamber and a heating chamber are arranged inside the body, and an isolation plate is fixedly installed between the freezing chamber and the heating chamber. , the top and bottom surfaces of the isolation boards are fixedly connected with heat insulation boards, the two heat insulation boards and the central part of the isolation boards are provided with feed openings, and a food moving mechanism is installed inside the feed openings. The invention fixes the food on the carrier plate, after the freezing is completed, the material is sent into the heating chamber by driving the motor, and the freezing chamber and the heating chamber are separated by the isolation board and the heat insulation board, so that the freezing and drying can be carried out in two In a separate environment, when the freeze-drying is performed again, the temperature inside the heating chamber and the freezing chamber can be kept at a certain level, the working time can be shortened, the work efficiency can be improved, and the moisture in the food can be volatilized to improve the storage effect. .

The invention discloses a constant temperature control system for lithium battery performance testing, comprising a temperature detection module, a temperature control module, a temperature adjustment module, and a lithium battery performance testing module. The temperature detection module includes a temperature sensor, the temperature control module includes a single-chip microcomputer, the temperature regulation module includes a cooling drive power circuit and a heating drive power circuit, and the lithium battery performance test module is connected to the lithium battery and tests various performance parameters of the lithium battery. The constant temperature control system for lithium battery performance test described in the present invention has the advantages of selecting semiconductor refrigeration sheets and heating sheets to adjust the temperature of the thermostat box, which is environmentally friendly, the refrigeration sheet can work continuously, has a long life, is easy to use, and The ambient temperature of the lithium battery performance test module can be stably controlled, which can effectively avoid the influence of the external temperature on the lithium battery performance test, and improve the test accuracy of the lithium battery performance.

The invention discloses a constant-volume combustion bomb system for simulating self-combustion of gas at the tail end of a gasoline engine. The constant-volume combustion bomb system consists of a constant-volume combustion device, a fuel supply system, an ignition system, a high-speed photography system, a gas intake and exhaust system, a data acquisition system and a single-chip control system, wherein the constant-volume combustion device comprises a combustion bomb body with a cylindrical cavity; a main spark plug is mounted on the upper end surface of the combustion bomb body, at the end close to an oil injector, and an auxiliary spark plug is mounted close to the left end of the combustion bomb body; and the combustion bomb body is provided with a left window, a front window and a rear window and is further provided with the oil injector, a high-frequency response temperature sensor, a high-frequency response cylinder pressure sensor, a pressure transmitter mounting hole, a temperature transmitter mounting hole, an exhaust port and an intake channel. According to the invention, the main spark plug is adopted to simulate the normal flame ignition while the auxiliary spark plug is adopted to simulate self-combustion of gas at the tail end, so that self-combustion of gas at the tail end of the gasoline engine at all times can be simulated without the need of reaching high temperature and high pressure, and the constant-volume combustion bomb system is used for researching the influence of self-combustion of different tail-end gases to the cylinder internal pressure and detonation.

The invention discloses a device for preparing a heterostructure anodic aluminum oxide template. The device comprises a phosphoric acid external oxidation system, an oxalic acid internal oxidation system, a power supply, a phosphoric acid circular flow system, an oxalic acid circular flow system, and a cooling water circulating tank; an external oxidation cathode ring is provided, is of a columnar structure with a closed bottom surface, and is arranged on the cooling water circulating tank; a raw material sealing caulking groove is of a ring structure and is positioned in the middle of the bottom of the external oxidation cathode ring; an internal oxidation cathode rod is fixed in the middle of the raw material sealing caulking groove; raw materials and the external oxidation cathode ring are connected with the power supply through a conductive support to form the phosphoric acid external oxidation system; and the internal oxidation cathode rod and the raw materials are connected with the power supply through the conductive support to form the oxalic acid internal oxidation system which is positioned in the phosphoric acid external oxidation system. The device disclosed by the invention can improve the production efficiency to obtain a large-area heterostructure template, and can achieve aims of controlling the temperature of a reaction environment and ensuring electrolyte concentration and composition uniformity through an electrolyte circular flow system.