1908 results about "Water jacket" patented technology

The invention discloses a self-correction optimization method and system for heat transfer boundary conditions of a water jacket heater, and particularly relates to the technical field of condition optimization control. The method comprises the following steps: constructing a thermal fatigue deformation trend estimation model by collecting a furnace wall surface temperature sequence, furnace wall surface heat flux distribution information and a furnace wall thermal stress response curve of a furnace body structure component, and generating a geometric parameter drift vector; performing structure equivalent mapping analysis on the geometric parameter drift vector, and extracting contact thermal resistance change information; performing furnace wall heat flow field reconstruction on the geometric parameter drift vector to obtain a dynamic correction vector; and the contact thermal resistance change information and the heat flow correction vector are comprehensively analyzed, a time-varying boundary condition inversion model is constructed, and a multi-parameter coupling boundary correction set is output and used for updating the boundary conditions in the water jacket heating furnace heat transfer simulation model, so that identification and self-adaptive correction of the boundary conditions are realized, and the heat transfer control precision and the heat efficiency are improved.

A multi-disc brake is provided. The brake can include a radial wear pin cartridge for wear indication. The brake can include an integrated water jacket for cooling.

The invention discloses an air-water cooler for a wind driven generator, which belongs to a cooling device in the field of electrical technology and comprises a heat exchanger mounted outside a cabin of a wind turbine generator and a water jacket mounted on the outer side of the generator, the water jacket is connected with the heat exchanger through a circulating pipe to form a circulating loop, and a propeller is rotatably mounted in the circulating pipe. The propeller is in transmission connection with a rotating shaft of the generator; the rotating shaft is driven to drive the propeller to rotate so as to realize closed-loop circulation of cooling liquid in the circulating pipe; according to the air-water cooler provided by the invention, the propeller arranged in the circulating pipe is in transmission connection with the rotating shaft of the generator, and circulation of the cooling liquid can be realized by driving the propeller to rotate through the rotating shaft without depending on a circulating pump, so that in the rotating process of rotating blades of a wind turbine generator, the cooling liquid is cooled; and the cooling liquid is always in a circulating state and continuously dissipates heat of the generator.

The invention discloses a continuous nickel smelting method and equipment, the equipment comprises a smelting furnace, an electric furnace and a converting furnace, the smelting furnace is provided with a feeding port and a reducing agent and vulcanizing agent feeding port, and one side of the electric furnace is directly communicated with the bottom of one side of the smelting furnace; one side of the converting furnace is directly communicated with the bottom of the other side of the smelting furnace, the heights of the furnace bottoms of the electric furnace, the smelting furnace and the converting furnace are sequentially reduced, the lower part of the smelting furnace is provided with a molten pool reaction area with a copper water jacket for cooling, the molten pool reaction area is provided with a group of primary tuyeres, and the group of primary tuyeres is provided with a group of secondary tuyeres. The upper part of the smelting furnace is provided with a group of secondary tuyeres; and the converting furnace is provided with a spray gun. According to the invention, the laterite-nickel ore smelting, settling separation and blowing functions are simultaneously realized by one furnace partition, a blowing furnace and a settling electric furnace do not need to be independently configured, and the maximum utilization of the sensible heat of the slag is realized.

The present invention relates to the technical field of water purification, and specifically to a pure water purification device and a pure water purification treatment method thereof, including a square pipe frame, a pre-filter unit, and a cut-off unit. The pre-filter unit is fixedly arranged at the left end inside the square pipe frame, and the cut-off unit is fixedly arranged at the upper end inside the pre-filter unit. Locking universal wheels are fixedly arranged at the four corners of the bottom of the square pipe frame. The output shaft of the reduction motor drives the central vertical shaft to rotate. The rotation of the central vertical shaft drives the rotation of four water squeezing rollers through the connection of the upper and lower cross angle plates, rolls the outer walls of the four rubber water squeezing sleeves, causes the rubber water squeezing sleeves to contract, and pressurizes the tap water in their internal areas, which can increase the flow rate of the tap water passing through the filter holes for primary filtration inside the water retaining station ring, and thus improve the primary filtration efficiency of pure water.

A radioactive waste supercritical water oxidation nuclide removal reaction device comprises a cooling water jacket, a pressure-bearing type reaction cavity is formed in the cooling water jacket, a flow guide cavity is formed in the pressure-bearing type reaction cavity, a nuclide salt removal core area is arranged in the center of the flow guide cavity, and an end cover material inlet area is arranged at the top of the nuclide salt removal core area. Waste heat recovery devices are respectively arranged in the flow guide cavity and the pressure-bearing reaction cavity; in a supercritical water oxidation environment, efficient degradation of radioactive wastes is realized, and nuclides are separated by using the characteristic of extremely low solubility of supercritical water to nuclide salts and the thermal wall adhesion effect of inorganic salts and by adopting a multi-stage filtering method, so that migration of the radionuclide salts is limited in a core area in a reactor, and the radionuclide salts are efficiently degraded. Nuclide contamination of large-size key parts such as a pressure-bearing wall and an end cover of the reactor is avoided, and meanwhile, mechanical devices such as a stirring device and a scraping brush are not additionally arranged in the reactor, so that the minimization of radioactive waste generated after the device is decommissioned is ensured; the method has a remarkable application value in the field of supercritical water oxidation treatment of radioactive wastes.

The invention discloses a direct-drive hub motor with a modular stator structure, belongs to the field of motors, and aims to solve the problems of the existing hub motor with a modular structure. The motor comprises a stator, a rotor and a cooling water jacket. The stator is arranged in the rotor, and a radial air gap exists between the stator and the rotor; a cooling water jacket is nested on the inner circle surface of the stator; the stator comprises m stator modules, the m stator modules are connected into a circle in the circumferential direction through first mortise and tenon structures, each stator module comprises stator teeth, a stator winding and a stator yoke, the stator teeth are arranged at the top end of each stator yoke, the stator teeth and the stator yokes are of an integrated structure, and first dovetail tenons and first dovetail mortises are symmetrically arranged on the stator yokes left and right. Every two adjacent stator yokes are fixedly connected through a first mortise and tenon joint structure formed by the first dovetail tenon and the first dovetail mortise, and stator windings are wound on the stator teeth.

The invention discloses an intelligent management system and method applied to smelting equipment, and relates to the technical field of smelting, in-furnace infrared imaging detection is carried out on a reaction tower of a flash furnace in real time, a real-time temperature distribution image in the furnace is obtained, and region division is carried out; according to the real-time temperature condition of the area, the area with the abnormally high temperature is determined; hot spot analysis and adhering slag falling analysis are carried out on the area with the abnormally high temperature, and the reason of the phenomenon of abnormally high temperature is identified; if the reason of the abnormally high phenomenon is that the adhering slag falls off, controlling the change of the raw material components and the heat load at the same time, and accelerating the forming of the adhering slag; active intervention adjustment is adopted, the reaction speed is high, efficiency is high, the slag adhering process can be quickly intervened by directly adjusting ingredients, the relative position of a concentrate nozzle and an air adjusting cone, the cooling water amount of a copper water jacket and the like, the slag adhering period can be greatly shortened, and therefore scouring erosion of high-strength reaction to a reaction tower body is reduced, and the safety of refractory bricks and the water jacket is guaranteed; and the intrinsic safety of the metallurgical furnace is improved.

The present invention discloses a multi-stage blade disk multi-blade sleeve type electrolytic machining mechanism and method, belonging to the field of electrolytic machining. Connecting rods and cross bits are designed to convert the one-dimensional rotational motion of the main drive shaft into the feed motion of the multi-stage cathode, so as to realize the simultaneous electrolytic machining of multi-stage blades, improve the efficiency of electrolytic machining, and shorten the machining cycle of the overall component. Limiting rings and limiting blocks are designed to realize the centripetal feed motion of the cathode part of each level of tool. According to the characteristics of the blades, by adjusting the inner contour of the cathode, the inner contour of the insulating water jacket, the installation position of the mounting rod on the disc, the position and radial length of the radial limiting groove and other parameters, the simultaneous electrolytic machining of two-stage blades with different characteristics is realized.

The invention discloses a thermal management control system for a small-displacement engine, belongs to the technical field of thermal management of engines, and solves the technical problem of overheating during operation of the existing small-displacement engine. The system comprises a cylinder body, a cylinder cover, a temperature control module, an air cooling radiator, a water pump, a preheater, an expansion water tank, an exhaust pipe water jacket, a control module, a radiator, a thermostat, an oil tank, a first control valve, a second control valve and a third control valve, a water heat exchanger is arranged in the oil tank, the cylinder body is provided with a first temperature sensor, and the cylinder cover is provided with a second temperature sensor. The thermostat is provided with a third temperature sensor, the oil tank is provided with a fourth temperature sensor, and the control module is electrically connected with the first temperature sensor, the second temperature sensor, the third temperature sensor and the fourth temperature sensor. The oil supply temperature management mode and the engine body temperature management mode are determined through the cylinder body temperature, the cylinder cover temperature, the cooling water temperature and the fuel oil temperature, so that the engine body of the small-displacement engine is prevented from being overheated, and the performance of the small-displacement engine is improved.

The utility model provides a cooling system of a coal mining conveying device for an underground coal mine. The cooling system comprises a water pump, an inlet end of which is connected to a motor and a speed reducer water jacket in the coal mine conveying device through a pipeline; one end of the air-water radiator is connected to the outlet end of the water pump through a pipeline; each electric three-way valve comprises a port A, a port B and a port C, the two electric three-way valves are arranged in the system, and the ports A of the two electric three-way valves are connected with each other; ports B of the two electric three-way valves are connected through the heat exchanger. The heat dissipation system of the coal mining conveying device for the underground coal mine solves the problems that existing equipment seriously depends on an external low-temperature water source, has certain potential safety hazards and cannot be used in an occasion with the high water source temperature, and has the advantages that the external water source does not need to be additionally connected, and water cannot be drained to the outside; and environmental damage and pollution to the working face can be reduced.

The present invention relates to the field of data processing technology, and specifically to a temperature monitoring system and a temperature monitoring method for a water jacket heating furnace. The method comprises: obtaining historical temperature data and real-time temperature data of the water jacket heating furnace, randomly generating multiple binary trees using the historical temperature data, and evaluating the structural stability of each binary tree and the reliability of the root node selection. The Gini index is calculated by the temperature data of the binary tree and the inverse is taken to obtain the node purity of the binary tree. The product of the node purity and the reliability of the root node selection is used as the segmentation ability value, and then the weight of each binary tree is determined. The real-time temperature data is inserted into the binary tree, the change in the complexity of the binary tree is obtained, and the weighted sum is used to obtain the degree of abnormality, so as to judge whether the real-time temperature data is abnormal, so as to achieve the purpose of monitoring the temperature. This method comprehensively evaluates the performance of the binary tree based on multiple factors, improves the accuracy of temperature anomaly detection, and improves the accuracy and reliability of temperature monitoring of the water jacket heating furnace.

The invention discloses an aviation casting aluminum alloy bar internal defect ultrasonic detection method and a sensor assembly, and the method comprises the following steps: adjusting water distance through three water immersion focusing probes to realize focusing of different depth areas, which are respectively a near surface depth of 2mm, a 1 / 4 bar radius depth and a 3 / 4 bar radius depth, and carrying out ultrasonic C scanning imaging; the probe forms water coupling with the surface of a workpiece through a water jacket, so that high-precision layered focusing detection is ensured. The collected ultrasonic signals are subjected to noise reduction processing through a wavelet decomposition technology, a threshold function is improved, wavelet coefficients are screened, the signals are reconstructed, and a C scanning image is reconstructed. The method has the advantages that the detection sensitivity and accuracy of the internal defects of the aluminum alloy bar are improved, the method is particularly suitable for quality detection of the aluminum alloy bar in the aviation industry, and the method has the characteristics of full coverage, accuracy and high efficiency.

The invention discloses a heating furnace energy efficiency optimization method and system, and particularly relates to the technical field of operation control. The method comprises the following steps: acquiring boiling state parameters and structural deformation parameters of a water jacket heater in an operation process, identifying a critical point position of conversion from nuclear boiling to membrane boiling and membrane boiling duration, and calculating a thermal expansion displacement rate and an oscillation phase angle of a furnace shell; a heat transfer coefficient fluctuation compensation factor is generated by analyzing the phase lag relation between boiling phase change circulation and thermal expansion deformation; calculating a heat flow distribution adjustment amount according to the heat transfer coefficient fluctuation compensation factor; calculating a dynamic compensation correction coefficient by combining the flow velocity variable quantity of the cooling water and the flow-thermal expansion transfer function; based on the heat flow distribution adjustment amount and the dynamic compensation correction coefficient, the power output and the cooling water flow of the water jacket heating furnace are regulated and controlled, dynamic optimization adjustment of the heat transfer behavior of the heating furnace is achieved, and the energy efficiency stability and the heat transfer control precision of the water jacket heating furnace under complex working conditions are effectively improved.

The invention discloses an anti-icing method for an engine air inlet system, the engine air inlet system and a vehicle, and belongs to the technical field of engines. According to the anti-icing method for the engine air inlet system, the engine air inlet system and the vehicle, when the engine is in low-temperature cold start, the water vapor content in the engine air inlet system is reduced by reducing the torque of the engine; and / or the speed of the vehicle is reduced, so that the situation that the temperature of cooling liquid in a water jacket of the engine rises too slowly due to the fact that the vehicle purges the engine windward is avoided; when the temperature of the cooling liquid in the water jacket of the engine is low, adverse factors causing icing of an air inlet system of the engine are weakened, and the icing risk is reduced; when the temperature of the engine is too low, the temperature of the cooling liquid in the water jacket of the engine is high, the EGR mixer and the air inlet mixer are heated through waste heat of the engine, the problem that water separated out of high-temperature waste gas is frozen is solved, the purpose of preventing freezing can be achieved, cost is low, and system robustness is high.

The brake system comprises a transmission shaft, a brake gland, a brake pad, a brake piston, a rotary table bearing and a water jacket, the transmission shaft is installed in the water jacket through the rotary table bearing, a brake surface is arranged in the radial direction of the transmission shaft, the brake pad is installed on one side of the brake surface, and the brake piston is installed on the other side of the brake surface. The water jacket is provided with a pressure cavity connected with external oil corresponding to the brake surface, the brake piston is arranged in the pressure cavity, the brake gland is installed on the end face of the water jacket and makes contact with the brake pad and the brake piston, and the brake gland is pushed by the brake piston to be separated from the brake pad. The system can rapidly and reliably stop the rotary table in high-speed and high-precision application, and meanwhile abrasion and energy consumption are reduced. The development of the brake system is expected to improve the performance of the direct-drive five-axis cradle turntable, so that a safer and more reliable solution is provided in a plurality of engineering fields.

The invention discloses an integrated pulverized coal burner. A burner head comprises a cooling water jacket, a cooling water partition plate, a fuel gas nozzle, an ignition oxygen nozzle and a pulverized coal nozzle. The burner body comprises a cooling water outer pipe, a cooling water partition pipe, a cooling water inner pipe, a pulverized coal sleeve, an ignition oxygen sleeve, a fuel gas sleeve, an ignition gun mounting pipe and a flame detection pipe; a fuel gas channel is formed between the ignition gun mounting pipe and the fuel gas sleeve, an ignition oxygen channel is formed between the fuel gas sleeve and the ignition oxygen sleeve, a pulverized coal channel is formed between the ignition oxygen sleeve and the pulverized coal sleeve, and a process oxygen channel is formed between the pulverized coal sleeve and the cooling water inner pipe. A cooling water outlet cavity is formed between the cooling water outer pipe and the cooling water partition pipe, and a cooling water inlet cavity is formed between the cooling water inner pipe and the cooling water partition pipe. Various key functions such as flame detection, an ignition gun, start-up fuel gas, start-up oxygen, process pulverized coal and process oxygen are integrated into single equipment, and the device has the advantages that the cost is saved, and the efficiency is improved.

A battery pack is attached under a floor of a vehicle. The battery pack has battery, a battery case including a bottom plate on which the battery is mounted, and a water jacket configured to allow a refrigerant for cooling the battery to flow therethrough. The water jacket is provided with a flow path defined by the bottom plate and a water jacket plate disposed below the bottom plate. The water jacket plate is integrally provided with a protruding portion extending in a front-rear direction of the vehicle and protruding downward. The protruding portion includes a first protruding portion disposed on an outer side with respect to the water jacket in a vehicle width direction and protruding downward with respect to the water jacket.

The utility model relates to a three-stage vacuum pump set using a water-cooling variable-frequency integrated motor. The dry type vacuum pump comprises a roots vacuum pump, a roots pump support frame, a rack and an air inlet flange, and is characterized by further comprising a two-stage dry type vacuum pump, an upper pump and lower pump connecting flange, an electric control system, an exhaust silencer, a communication line connector and a power line connector, and the two-stage dry type vacuum pump is composed of a high-pressure-difference roots vacuum pump and a dry type screw vacuum pump; the two-stage dry vacuum pump is installed on the rack and located under the roots vacuum pump; an air outlet of the roots vacuum pump is connected with an air inlet of the two-stage dry vacuum pump through the upper and lower pump connecting flange, and the exhaust silencer is connected with an air outlet of the two-stage dry vacuum pump; and a shell of the high-pressure-difference roots vacuum pump and a shell of the dry-type screw vacuum pump in the two-stage dry-type vacuum pump are provided with cooling water jackets. The Roots vacuum pump is reasonable in structural design, small in size and capable of dealing with the large-load working condition, and the overall failure rate of the Roots vacuum pump is reduced.

The invention discloses an air suspension turbine power generation and refrigeration integrated device which comprises a shell, a stator and a rotor spindle, the rotor spindle is rotationally arranged in the shell through a bearing assembly, the stator is fixed in the shell and is coaxial with the rotor spindle, and an air gap exists between the stator and the rotor spindle to form a permanent magnet synchronous generator. The rotor further comprises a first-stage volute, a second-stage volute, a first-stage radial flow turbine, a second-stage radial flow turbine, a volute connecting pipe and a cooling water jacket, the first-stage volute and the second-stage volute are fixed to the two ends of the shell respectively, and the first-stage radial flow turbine and the second-stage radial flow turbine are coaxially fixed to the two ends of the rotor spindle respectively and are arranged back to back; the first-stage radial flow turbine is located in the first-stage volute, the second-stage radial flow turbine is located in the second-stage volute, the first-stage volute is provided with a high-temperature and high-pressure air inlet and a first-stage air outlet, and the second-stage volute is provided with a second-stage air inlet and an expansion cooling air exhaust port; the device has the advantages of being capable of stably running at a high speed in a high-altitude low-pressure environment and simultaneously achieving efficient power generation and refrigeration functions.

The invention discloses a fermentation system based on green seedling rotten vegetable, which is characterized by comprising a crushing system, a fermentation system and a solar energy supply system, the crushing system adopts a crusher integrating spiral feeding extrusion, reamer crushing and sieve pore filtration; the solar energy supply system comprises a solar heat collection device, a high-level oil tank, an energy storage facility, an energy storage medium, a heat exchanger, a water storage tank and a circulating pump which are integrated into a whole; the fermentation system comprises a plurality of vertical tank bodies, hot water jackets and heat preservation layers are arranged outside the vertical tank bodies, and the hot water jackets are circularly communicated with the solar energy supply system through heating pipelines and water outlet pipelines. The heat storage system is low in cost, but has high-capacity heat storage performance, total nutrient recovery of the waste vegetable seedlings is achieved, waste is converted into a total organic fermentation fertilizer, and soil nutrients are accurately supplemented.

The utility model discloses a cylinder block of a two-cylinder engine, comprising a cylinder body of a gantry-type structure, wherein the cylinder body is provided with two cylinder holes, wherein the axis of the cylinder holes and the axis of the crankshaft hole are not in the same plane, wherein a closed water jacket assembly is provided on the top of the cylinder body, wherein a plurality of water jackets in the closed water jacket assembly are arranged along the outer peripheral wall of the cylinder hole, wherein an inter-cylinder water hole connected with the water jacket is provided between the two cylinder holes, wherein the inter-cylinder water hole forms a V-shaped distribution with adjacent water jackets; wherein the cylinder body is provided with a balancing shaft mounting hole for mounting the balancing shaft; wherein the cylinder body is provided with a main oil circuit, a main oil supply oil circuit, and an auxiliary oil supply oil circuit, wherein the gantry-type cylinder body is adopted, and wherein the closed water jacket assembly and the balancing shaft mounting hole are provided on the top of the cylinder body, thereby greatly improving the structural strength of the top surface of the cylinder body, reducing the deformation of the cylinder hole, and significantly improving the NVH performance of the engine after assembling the balancing shaft.

The V-shaped engine cooling water jacket comprises a first water distribution cavity and a second water distribution cavity which are communicated through a water inlet cavity, the first water distribution cavity and the second water distribution cavity are each provided with a plurality of water outlets, and the water outlets correspond to engine cylinders one to one; a water inlet is formed in the position, close to the second water distribution cavity, of the water inlet cavity, a first flow guide structure and a second flow guide structure are arranged at the water inlet, the first flow guide structure conducts flow guide on cooling liquid entering the second water distribution cavity, and the second flow guide structure conducts flow guide on a water outlet, close to the water inlet, of the second water distribution cavity; the communicated water inlet cavity, the first water distribution cavity and the second water distribution cavity form a U-shaped structure; according to the cooling water jacket suitable for the V-shaped engine, the cooling water jacket forms a three-dimensional structure of a smooth channel in the water inlet cavity, so that the fluidity of cooling liquid is improved, the flowing resistance of the cooling liquid is reduced, and the distribution uniformity of the cooling liquid is ensured.

The utility model relates to the technical field of metal material processing, and discloses an aluminum-magnesium series alloy ingot smelting cooling device, which comprises a cooling tank, a heat exchanger, a heat exchanger and a heat exchanger, the smelting tank is arranged at the top of the cooling pool; the first cooling structure comprises a fixed water jacket, and the fixed water jacket is fixedly mounted on the outer wall of the smelting tank; the second cooling structure comprises six groups of stirring blades, and the stirring blades are arranged in the cooling tank; the water pump is fixedly mounted at the top of the cooling pond; the control panel is fixedly installed at the top of the cooling pond, the first cooling structure further comprises a first water conveying pipe and a second water conveying pipe which are fixedly installed at the two ends of the fixed water jacket correspondingly, the purpose of conducting rapid heat dissipation on the device is achieved, the cooling effect of cooling water is improved, the cooling rate of the smelting furnace is increased, and the using convenience of the device is improved; the device can conveniently collect high-temperature alloy liquid, and resource waste is reduced.

The invention discloses a circulating water jacket cooled venturi jet graphite quench cooler, and particularly relates to the technical field of venturi jet graphite quench coolers, the circulating water jacket cooled venturi jet graphite quench cooler comprises a compression inlet pipe, a throat pipe and a diffusion pipe, the throat pipe is fixed at the bottom end of the compression inlet pipe, the diffusion pipe is fixed at the bottom end of the throat pipe, and the diffusion pipe is fixed at the bottom end of the throat pipe. Cooling assemblies are arranged on the outer sides of the compression inlet pipe, the throat pipe and the diffusion pipe. The circulating pipeline is arranged, located on the inner side of the jacket body and spirally welded to the outer side walls of the compression inlet pipe, the throat pipe and the diffusion pipe for use, and during use, a low-temperature medium is introduced through the circulating inlet pipe at the bottom end of the right side and discharged through the circulating outlet pipe at the top of the right side, so that circulation is conducted; and the circulating low-temperature medium can assist in driving heat transferred to the outer side from the compression inlet pipe, the throat pipe and the diffusion pipe, cooling treatment is assisted, and the auxiliary cooling function of the Venturi jet graphite quench cooler in use is enhanced.

The invention provides a submersible aerator and an aeration method.The submersible aerator comprises an air inlet pipe, an aeration chamber and a submersible electric pump, the aeration chamber comprises a water jacket and an aeration disc, the aeration disc is provided with an aeration cavity with an opening in the upper end and a plurality of flow channels distributed in the circumferential direction of the aeration cavity and communicated with the aeration cavity, and the bottom end of the water jacket is connected with the top end of the aeration disc; an inner cavity of the water jacket is communicated with the aeration cavity; the air inlet pipe is coaxially arranged in the water jacket, and the bottom end of the air inlet pipe is positioned at an opening in the upper end of the aeration cavity; the top end of the air inlet pipe is located above the liquid level, and the top end of the water jacket is 10-50 mm below the liquid level. A first impeller is arranged in the aeration cavity; the first impeller is connected with a submersible electric pump positioned below the aeration disc; according to the submersible aerator and the aeration method provided by the invention, the amount of air entering a water body is effectively increased, and the oxygen dissolving efficiency is improved.

The invention relates to the technical field of pressure vessel testing, in particular to a pressure vessel pressure testing device which comprises a gas tank, a turnover mechanism, a swing shaft and a clamping frame. The positioning mechanism comprises a positioning plug, the water injection mechanism comprises a water spray nozzle and a water jacket box, the gas tank is driven by the swing shaft to turn over at multiple angles to enter different procedures, the integrated setting of the fixing, water injection, detection and drainage processes is achieved, the gas tank is lifted, the detection result is judged, and the clamping frame automatically clamps, fixes and disassembles; the gas tank mounting and dismounting speed is further improved, compatibility with gas tanks of different specifications can be achieved, the application scene is widened, driving teeth and a swing shaft are comprehensively controlled to rotate through a control unit, preliminary judgment is carried out through a visual collection unit, drainage is carried out when unqualified products possibly exploded are encountered, then manual re-checking is carried out, and under-pressure detection is avoided; the detection safety and the detection efficiency are improved, the process steps are optimized, the detection efficiency is improved, and the detection safety is improved.

A slag barrier plate for a side-blown melting furnace with a melting bath, characterized in that it comprises: a slag barrier unit (1) with a plate body (11) for holding back molten slag; a heat dissipation unit (2) comprising: a cooling water jacket (21) extending through the interior of the plate body (11) to continuously introduce cooling medium into the plate body (11) to lower its temperature; a distributor arrangement (22) arranged at the end of the cooling water jacket (21) to introduce the cooling medium into the cooling water jacket (21).

The invention discloses an engine combustion chamber tester high-temperature tail gas automatic water spraying cooling control method, which is based on a high-temperature tail gas water spraying system, and is characterized in that on the basis of hardware arranged by a high-pressure cooling water system, a water inlet regulating valve and two water return regulating valves are automatically controlled; the cooling water sprayed into the water jacket in the test piece cabin is controlled to change a proper flow value under different working conditions, the purpose of finally cooling the high-temperature tail gas of the engine combustion chamber tester to a set value is achieved, response actions are automatically executed according to the current tail gas temperature under the condition that no specially-assigned person monitors, the exhaust temperature is effectively reduced, and the service life of the engine combustion chamber tester is prolonged. The tail gas temperature of a high-temperature tail gas water spray cooling system of an existing engine combustion chamber is automatically reduced to 150-200 DEG C without manual monitoring after being regulated and controlled, the temperature can be guaranteed to be 300 DEG C or below, the spraying flow can be effectively controlled, it is guaranteed that vaporization is just conducted without water accumulation, and therefore the two requirements for energy saving, consumption reduction and rapid cooling are met at the same time.

The invention discloses an automatic cooling circulation system and method for a high-voltage direct-current circuit breaker, and the system comprises a machine body water jacket nested at the outer side of the circuit breaker, takes away the heat generated by the circuit breaker through the circulating flow of a cooling liquid, provides cooling liquid circulation power through a water pump, and increases the heat dissipation area of the cooling liquid through a heat dissipation net. Heat exchange between cooling liquid and air is conducted, a fan is used for blowing air to a heat dissipation net, heat dissipation is accelerated, meanwhile, electric arcs of a circuit breaker are lengthened through blowing, impedance of the circuit breaker is increased, the system is connected into a diaphragm type expansion tank and a water tank, and the pressure in a cooling circulation system pipeline is adjusted. The system is high in automation operation degree, the fan and the water pump can be prevented from being in a high-power working state under the condition that the temperature is not high, the service life of equipment is prolonged, meanwhile, the system can meet the requirements of different temperature working conditions, and the application range is wide.