43results about How to "Avoid irreversible damage" patented technology

The invention discloses a control method and system based on an intelligent charging pile cluster, and relates to the technical field of intelligent charging piles, and the method comprises the following steps: recognizing each stage of battery charging, the battery charging stages including an initial stage, a fast charging stage and a trickle charging stage; after entering the trickle charging stage, acquiring charging current data of the battery in real time; and after the real-time current data is obtained, the current data obtained in the trickle charging stage is analyzed under the detection window, and the abnormal condition of current fluctuation is identified. According to the invention, through real-time analysis of current data and rapid identification and adjustment of abnormal fluctuation, damage to the battery caused by overlarge current is avoided, and especially in a trickle charging stage, the service life of the battery is prolonged and the safety is improved. After the abnormal current fluctuation is controlled, the fuzzy logic and PID control are combined, the nonlinear fluctuation is flexibly coped, the stable current is accurately adjusted, the response capability and the regulation and control precision of the system are improved, and the safety and the high efficiency of the charging process are ensured.

The present invention belongs to the technical field of textile dyeing, and specifically relates to an alkali-free and salt-free dyeing method for seaweed fiber blended fiber yarn and its application. The method comprises the following steps: (1) dye liquor preparation: taking active dye, penetrant, moisturizer and water and mixing them evenly to obtain dye liquor; (2) cheese yarn online dyeing: pouring dye liquor into a dyeing tank, dyeing at the same time during the winding process, the yarn passes through a dyeing device to make the dye liquor penetrate into the yarn and reach a saturated state, and at the same time, the dyed yarn is wound on a loose bobbin to generate a loose cheese yarn; (3) cheese yarn moisture fixation: using saturated steam to fix the dyed loose cheese yarn; (4) cheese yarn post-treatment; The present invention realizes the dyeing of active dyes in an alkali-free and salt-free state through the comprehensive application of reverse osmosis water, nicotinic acid-based active dyes, online yarn dyeing, and high-temperature moisture fixation, fundamentally avoiding the irreversible damage of seaweed fiber to salt, alkali and sodium ions in water during the dyeing process.

The invention discloses a slagging-off control method of an automatic anti-collision slagging-off machine, and the slagging-off control method comprises the following steps: S1, after the automatic anti-collision slagging-off machine travels to a preset distance of a metal casting furnace and is started, acquiring signals of a receiver and an emitter in real time through a controller, and further calculating the position information of a slagging-off head; and S2, the controller drives a telescopic assembly to work according to the input furnace mouth overall height (H1) of the metal casting furnace, the furnace mouth inner height (H2), the furnace inner depth (D) and the position information of the slagging-off head, so that the slagging-off head is driven to automatically work in the metal casting furnace according to a set route to remove waste residues, and then the metal casting furnace is prevented from being impacted.

The application discloses a dry-type transformer with high-temperature protection function, which comprises a base assembly and a regulation mechanism, a shell component is arranged on the top side of the base assembly through bolt assembly, an opening and closing assembly is arranged on one side of the shell component through plug-in connection, and a power transformation mechanism is arranged on the inner top side of the shell component through adhesion. The device is mainly characterized in that the regulation mechanism is arranged in the shell component, the temperature of the working state of the device is sensed by a temperature sensor of the device, a signal is transmitted to the regulation mechanism, power is output by an internal motor to drive the meshing transmission gear set, the screw rod set is driven to operate, the size of the opening is adjusted by changing the position of the adjusting plate and the sleeve cabin, under the action of the heat dissipation fan of the heat dissipation component, the high-temperature air in the device can be discharged from the device in time, so that the effect of slow cooling is achieved, and the irreversible damage of the power transformation mechanism caused by the too fast cooling range is avoided.

The utility model relates to the technical field of millet winnowing, in particular to winnowing and screening integrated sorghum rice deslagging equipment which comprises a machine body, a screening mechanism, an air supply mechanism and a collecting mechanism, and the screening mechanism comprises a screen, a moving block, a rotating wheel and a motor; the multiple screens are arranged in the machine body in the radial direction. The moving blocks are arranged at the two ends of the screen and are in rigid connection with the screen, and moving grooves are formed in the moving blocks. The rotating wheels are arranged at the two ends of the screen, inserting rods are arranged on the rotating wheels, the rotating wheels at the two ends of the screen are rigidly connected through the inserting rods, and the inserting rods are inserted into the moving grooves. When the rotating wheel rotates, the screen is in a vibration state, and at the moment, the screen can screen the sorghum rice; the motor is used for driving the rotating wheels to rotate and arranged on the outer wall of the machine body and drives other rotating wheels to rotate through a transmission belt. The device reduces the equipment maintenance cost and the shutdown frequency, prolongs the service life, provides stable equipment support for large-scale sorghum rice deslagging operation, and enhances the toughness of an industrial processing chain.

The invention relates to a multi-station welding center and method for valve faucet production and machining, and belongs to the technical field of welding equipment. Comprising two welding mechanisms which are arranged side by side, a first electric sliding rail is installed on the inner wall of the bottom of each welding mechanism, a laser welding machine is installed on the top of each first electric sliding rail, a first installation plate is installed on the top of one side of each welding mechanism, and a second installation plate is installed on the top of the other side of each welding mechanism. Double stations are arranged for parallel operation, welding wires are accurately guided through the 35-degree bending frame and the alignment port, and the welding wires are prevented from being damaged by being matched with a flexible wire pressing structure; the wire pressing and air injection linkage design is innovated, protective gas is automatically sprayed during wire pressing, sealing and leakage prevention are achieved during non-working, and the welding defects are reduced through heating wire preheating; a plurality of servo motors and a translation table precisely adjust workpieces, rotation is driven to achieve continuous precise welding of special-shaped welding seams, and the efficiency and quality are improved through full-process automation.

The utility model discloses a switch direct-current power supply with a filtering anti-burning circuit, which mainly solves the problem that the existing switch power supply is easy to short-circuit and cannot be used normally. The switch direct-current power supply comprises a full-bridge rectifier D connected in series with the input end of an alternating-current power supply, a power-on protection circuit connected with the input end of the alternating-current power supply, a surge protection circuit connected with the full-bridge rectifier D, a filtering anti-burning circuit connected with the surge protection circuit, and a short-circuit protection circuit connected with the filtering anti-burning circuit, and the direct-current output end is connected with the short-circuit protection circuit. Through the above design, the switch DC power supply effectively solves various unstable factors, such as voltage fluctuation, short circuit and surge, possibly encountered by a traditional DC power supply in a complex line and a severe environment through the accurately designed circuit assembly, thereby substantially improving the operation stability and safety of electronic equipment.

This invention discloses a self-heating facial mask companion and a facial mask with constant temperature self-heating function prepared therefrom, belonging to the field of skin care technology. The invention features a non-woven fabric with a matrix-distributed internal heat-sealing line within its second containment chamber, locking the self-heating facial mask companion within multiple independent heating compartments. This completely solves the technical problems of localized burns and uneven heating caused by the accumulation of heating powder due to gravity when used vertically on the face. The self-heating facial mask companion can rapidly heat up within 3 minutes of being exposed to air after opening, and relies on the "peak-shaving and valley-filling" heat absorption and release mechanism of phase change materials to stably lock the temperature at around 42℃ for up to 30 minutes. This invention adopts a step-by-step usage logic of "cold zone storage and outer layer heat application," which not only completely solves the problem of excessively high temperatures and easy burns associated with traditional heating patches, but also effectively avoids the pain point of internal heating causing the inactivation of the mask essence, significantly improving the safety and comfort of skin care.

This invention discloses a photovoltaic connector terminal based on copper-aluminum friction welding and gradient plating, relating to the field of connector technology. It includes a male connector and a female connector. The male connector contains a copper-aluminum male terminal, and the female connector contains a copper-aluminum female terminal. The contact ends of the copper-aluminum male and female terminals are made of copper. A nut is installed at one end of both the male and female connectors. An overheat protection component is installed inside the nut. The overheat protection component includes: multiple sets of elastic clamping elements equidistantly distributed in a circumferential pattern within the nut; and a thermistoric plastic ring, which is annular and surrounds the outer side of the elastic clamping elements. When heated, the thermistoric plastic ring expands and can compress the elastic clamping elements. This invention automatically separates the male and female terminals at high temperatures, reducing the possibility of irreversible damage to the connector and photovoltaic lines due to overheating, reducing edge wear on the connecting wires, and extending the service life of the photovoltaic module.

The invention provides a charge and discharge control early warning method for a series structure decommissioned battery module. The series structure decommissioned battery module comprises a plurality of decommissioned batteries, a switching control circuit and a control unit, the switching control circuit comprises a series electronic switch group and a charging and discharging electronic switch group; the series electronic switch group comprises m-1 electronic switches which are respectively arranged between the positive electrodes and the negative electrodes of the adjacent retired batteries and are used for connecting the adjacent retired batteries in series; in the charging and discharging process, the series-connected decommissioned batteries are sequentially charged based on the charge states and voltages of the decommissioned batteries, and the low-charge decommissioned batteries exit discharging during discharging, so that the phenomenon of unbalanced charging and discharging is prevented, irreversible damage to the decommissioned batteries is avoided, the service life of the decommissioned batteries is prolonged, and the service life of the decommissioned batteries is prolonged. And potential safety hazards are reduced.

The invention discloses a temperature and humidity regulation and control system and method for cigar tobacco alcoholization. The method comprises the following steps: collecting and storing temperature and humidity rhythm data corresponding to natural temperature and humidity fluctuation characteristics of cigar tobacco in a dry season and a rainy season; calling corresponding temperature and humidity rhythm data, calculating a bias coefficient, generating a corresponding coordinated regulation and control instruction sequence set to drive an execution unit to realize dynamic coordinated regulation of temperature and humidity, and generating a corresponding temperature and humidity joint control rule; the current season is compared and judged, temperature and humidity rhythm data are automatically loaded, a smooth transition regulation and control program is executed before season alternation, and meanwhile corresponding cigar tobacco alcoholization temperature and humidity regulation and control work is called and executed; real-time temperature and humidity parameters and a condensation state are monitored in real time, when the real-time temperature and humidity parameters are detected to exceed the limit or a condensation signal is detected, sound-light alarm, remote pushing and emergency regulation and control operations are triggered immediately, and meanwhile, whole-process data are recorded for backtracking the cigar tobacco alcoholization process. The cigar tobacco alcoholization temperature and humidity regulation and control efficiency can be improved.

The invention provides a novel diffraction optical waveguide and a display device, a supporting structure is arranged between a waveguide sheet and a protection sheet, the supporting structure comprises a first supporting structure and a second supporting structure, the first supporting structure and the second supporting structure comprise a plurality of supporting units, and the supporting units abut against each other. The orthographic projections of the plurality of supporting units of the first supporting structure and the second supporting structure on the protection sheet or the waveguide sheet coincide with each other, so that the contact mode of the protection sheet when the protection sheet is pressed can be effectively changed, large-area contact between the waveguide sheet and the protection sheet is avoided, deformation recovery can be facilitated, and the service life of the waveguide sheet is prolonged. The long-time adhesion of the protection sheet and the waveguide sheet is avoided, so that the Newton ring phenomenon is reduced, and the display effect of the existing lens is improved; meanwhile, the abutting heights of the supporting units at different positions are different, and the situation that after the supporting unit with the high height is pressed and damaged, the supporting unit with the high height does not bear other heights, and Newton rings are generated is avoided.

The application discloses an abnormality monitoring method and system of a fuel cell stack. The operation process of the fuel cell stack is divided into an open circuit stage with no load connected, an activation polarization stage with low load started, and a normal operation stage with high load started. The abnormality monitoring method comprises the following steps: in the open circuit stage, the open circuit voltage of the battery is collected in real time, if the open circuit voltage is higher than a first set value for a continuous preset number of times, it is judged that the open circuit stage is abnormal, and a pre-warning prompt is triggered; in the activation polarization stage, the output power slope of the stack is calculated, if the power slope is less than a second set value within a specified time, it is judged that the activation polarization stage is abnormal, and a preset action is performed. The technical scheme of the application can monitor different stages of the fuel cell stack, improve the fault disposal efficiency, and increase the safety and stability of the stack operation.

The invention provides a multi-layer quantum dot film and a preparation method and application thereof.According to the preparation method of the multi-layer quantum dot film, layer-by-layer deposition and a light / heat double-trigger mild cross-linking strategy are combined, and rapid cross-linking curing is achieved through low-temperature (smaller than or equal to 100 DEG C) or low-dose light irradiation; irreversible damage of a quantum dot crystal structure or film deformation can be avoided, the method is suitable for ensuring flexible substrates and large-area preparation, and the thickness of the film is precisely controllable within the range of 50-500 nm; the thin film is uniform and compact, the AFM surface roughness is smaller than 3 nm, precise, high-quality and rapid preparation of the short wave infrared (SWIR) quantum dot thick film is achieved, and when the prepared thin film is applied to a photoelectric device, high detection rate (for example, the detection rate of a photoelectric detector reaches the 1012 Jones magnitude) and excellent long-term environment stability can be achieved.

The invention provides an electric vehicle power limiting method and system based on an advanced power reduction strategy. The method comprises the following steps that the numerical value interval where the lowest battery cell voltage of a battery pack is located is judged in real time; if the lowest cell voltage is in the first interval, the power limiting operation is not executed; if the lowest cell voltage is in a second interval, executing a linear power reduction operation; if the lowest cell voltage is in a third interval, reducing the power to a first set value according to a set power reduction rate; if the lowest cell voltage is in a fourth interval, instantly reducing the power to a second set value; wherein the first interval, the second interval, the third interval and the fourth interval are continuous and full-range coverage intervals from large to small in sequence. The driving experience of a vehicle owner is improved, and irreversible damage caused by over-discharge of the battery is avoided.

The application discloses a kind of active short circuit control circuit and its device, control method, system and vehicle, circuit is powered by whole vehicle low-voltage power supply and whole vehicle bus, specifically includes: by controlling the state of own switching device, realize the control of motor, microcontroller, for output motor control signal;Driving module is electrically connected between power module and microcontroller, further include: microcontroller monitoring module, overvoltage monitoring module and active short circuit processing module.The application is improved by active short circuit control circuit, when either of microcontroller fault and bus voltage overvoltage occurs, active short circuit state can be triggered, and completely unnecessary to consider whether low-voltage side circuit is fault, when microcontroller itself appears fault and leads to motor control signal invalid, when microcontroller appears software failure, power failure and the like exception, send fault signal to active short circuit processing module, avoid irreversible damage of whole vehicle system caused by reverse electromotive force too high.

The utility model discloses a battery pack with a charging and discharging protection function for a flat-adjusting handheld station, and relates to a battery pack capable of managing charging and discharging. In order to overcome the problem that the existing nickel-metal hydride battery charger cannot timely cut off a discharge loop when the detection function and the control function of a power supply detection controller cannot work normally, the nickel-metal hydride battery charger comprises N battery cells which are connected in series, the positive electrode of the battery located at one end is electrically connected with a VDD pin of the power supply detection controller through a resistor R1 and is electrically connected with a positive contact of a charging end; the negative contact of the charging end is connected with the power ground; the cathode of the voltage-regulator tube D5 is electrically connected with the anode of the battery located at one end, and the anode of the voltage-regulator tube D5 is electrically connected between the anode of the diode D2 and the negative contact of the discharging end through a resistor R5 and a resistor R6 in sequence.

The application provides a kind of active penetration depth testing device and method of penetration crystalline waterproof material, belongs to penetration testing technical field, the active penetration depth testing device of penetration crystalline waterproof material, comprising: installation cabinet, driving part, water injection equipment, gas pressurizing device, placing piece and sealing cover, the raw material control sample and experimental test sample are placed in corresponding placing groove in the application respectively, the sealing cover is precisely attached with placing piece using driving part, and independent sealing environment of each station is constructed with sealing groove and sealing strip, then water or gas is injected into groove by water injection equipment or gas pressurizing device to implement pressurized penetration, so that the accurate quantification and nondestructive testing of waterproof material penetration depth are realized without destructive cutting sample, which fundamentally avoids irreversible damage to sample caused by traditional testing means.

The invention discloses a sound prompt type oil filter which comprises a shell, a screw sealing plate, a filter element assembly and a bypass valve assembly, the filter element assembly comprises an upper end cover, filter paper, a lower end cover and a center pipe, the bypass valve assembly comprises a bypass valve body and a bypass valve spring, and a metal gasket connected with the bypass valve spring is installed at the bottom of the bypass valve body. The metal gasket is connected with a knocking block through a supporting block and a knocking spring in sequence, and the knocking block is adjacent to the bottom of the shell. When the service life of the filter element assembly is about to stop, the internal pressure of the oil filter is increased, the bypass valve assembly is started, the bypass valve spring drives the metal gasket, the supporting block drives the knocking spring, the knocking block can repeatedly knock the bottom of the shell to make obvious sound, and a user is reminded to maintain and replace the filter element assembly in time. And the pressure formed by removing the internal blockage is too large, so that irreversible damage to air compressor equipment, an automobile engine and the like caused by failure of the filtering system is effectively avoided. And meanwhile, the maintenance work efficiency is improved.

This invention provides a hydrogen pipeline damage state detection system and method based on nonlinear ultrasound. The system's nonlinear ultrasonic detection device includes a signal excitation module and a waveform receiving module. The signal excitation module uses pulsed ultrasonic signals to ultrasonically excite the test sample, achieving non-contact ultrasonic propagation to acquire the vibration signal of the detection response. The waveform receiving module analyzes the nonlinear response waveform information. The feature parameter calculation module is configured to calculate state feature parameters based on the nonlinear response waveform information. The evaluation matrix formulation module establishes hydrogen damage identification criteria based on the correlation between state feature parameters and hydrogen damage status. Furthermore, the hydrogen damage assessment module comprehensively evaluates and provides early warning of the pipeline's hydrogen damage status based on the hydrogen damage identification matrix combined with the state feature parameters of the detection response. This approach overcomes the limitations of existing technologies in terms of application scenarios and accuracy, providing a comprehensive and reliable evaluation of hydrogen damage status.

The invention relates to an automatic test system virtual training device based on VR, and belongs to the technical field of airborne equipment test and guarantee. Comprising VR equipment, an automatic test system model and virtual training software. The automatic test system model comprises a three-dimensional geometric model, an assembly and cross-linking relation data model and an operation rule and test process model; the virtual training software is mainly divided into a server side and a client side, the server side is used for managing the operation of the scoring system, and the client side is used for training the operation of the subsystem; the management scoring system is mainly used for training and assessment management. According to the invention, the real object of the automatic test system is reproduced in the virtual world, and the standard operation processes of disassembly, test, maintenance and the like of the automatic test system are simulated in a three-dimensional scene, so that an operator can carry out learning training in a virtual reality environment, and guidance and scoring are given at the same time; therefore, the problems of few training resources, high operation risk and the like in real object machine training are solved.

The application discloses a power iron tower deicing device, relates to the technical field of power iron towers, and comprises a guide rail and a tower body, a breaking hammer is arranged on the guide rail, and a mounting assembly is arranged on one side of the guide rail close to the tower body; a propelling assembly is arranged in the guide rail; a reciprocating assembly is arranged in the guide rail; an adjusting assembly is arranged in the guide rail; a connecting assembly is arranged on the outer wall of the guide rail; the propelling assembly comprises a rack, the outer wall of the rack is fixedly connected with the inner wall of the guide rail, and a sliding bar is slidably connected with the outer wall of the guide rail. Through the arrangement of the propelling assembly and the reciprocating assembly, the power iron tower is rapidly deiced, the propelling assembly can drive the reciprocating assembly to move at a constant speed along the iron tower component, and in cooperation with high-frequency reciprocating hammering, the continuous removal of long strip-shaped ice cover can be completed at one time, so that the cleaning efficiency of the power iron tower is improved; meanwhile, the linkage of the propelling assembly and the reciprocating assembly can reduce manual intervention, and the operation complexity and physical consumption are reduced.

The utility model discloses an aluminum reverberatory furnace top refractory lining body structure which comprises a working layer, a furnace top refractory lining body is manufactured in a bin division pouring mode, bin division blocks are separated through aluminum silicate fiber paper, trapezoid splicing seams are adopted, mutual extrusion caused by thermal expansion of the refractory lining body can be counteracted, and local damage is avoided. The trapezoid splicing seams are adopted, so that the bin dividing blocks reach a stress balance state, and when flames impact the furnace top refractory lining body, the flames are prevented from penetrating through the splicing seams to impact the heat preservation layer and the metal anchoring parts, and irreversible damage is avoided. When part of the bin blocks peel off and the like, local rapid replacement can be achieved, and high-aluminum anchoring bricks and metal anchoring parts are alternately distributed in a furnace top hanging system. The upper ends of the high-aluminum anchoring bricks are movably connected with the furnace top steel structure, on one hand, the tensile force on the furnace top fireproof lining body is kept, and on the other hand, when the volume of the furnace top fireproof lining body changes due to temperature changes, the metal anchoring bricks cannot be broken due to transverse shearing force.

The utility model provides a steel buckle battery and an electric product. The steel button battery comprises a shell and a cover cap, a containing groove is formed in the shell, the cover cap covers the shell, the steel button battery further comprises an anti-explosion assembly, the anti-explosion assembly comprises a PTC thermistor layer and two electrode layers, the two electrode layers are connected to the two opposite side faces of the PTC thermistor layer respectively, and the PTC thermistor layer is arranged on the PTC thermistor layer. Wherein one electrode layer is also connected to one side surface of the shell away from the cap. When the temperature of the PTC thermistor layer is lower than the power-off temperature, the PTC thermistor layer is conducted again, so that the steel button battery can still supply power continuously, irreversible damage of the steel button battery after overheating is avoided, and the steel button battery can supply power continuously after the overheating problem is eliminated.

The present application relates to the technical field of surgical knives, and discloses a trabeculectomy knife with adjustable knife distance, which comprises a knife handle, a knife rod connected with the knife handle, and a knife head connected at the end of the knife rod, wherein the knife head is boat-shaped, has a knife tip and two side edges, the rear sections of the two side edges are connected and the front ends thereof meet at the knife tip, the knife head has a concave cavity, the concave cavity is provided with a chevron-shaped gap for separating the knife tip, a pair of parallel first sliding grooves are arranged in the side wall of the concave cavity, an arc-shaped plate is slidably arranged in the first sliding grooves, and the two parallel edges of the arc-shaped plate are respectively clamped in the two first sliding grooves. The trabeculectomy knife can realize mode switching of the knife head and width adjustment of the side edges by single-handed holding, the big thumb can accurately control power transmission by rotating the knob, the friction fit of the threaded transmission and the wedge structure ensures smooth movement without slipping, and the operation difficulty is reduced without the need for additional instrument assistance or double-handed operation.

The invention discloses a detection method of carbetocin injection related substances, and relates to the technical field of drug detection and analysis, the detection method comprises the following steps: preparing a solution; and detecting the carbetocin injection related substances by adopting a high performance liquid chromatography, and the like. According to the detection method provided by the invention, by selecting a proper mobile phase and controlling conditions of a gradient elution procedure, the use of an ion pair reagent in the mobile phase is avoided, and on the premise of ensuring effective separation of a main peak and impurities, the problems of poor baseline, low response, short service life of chromatographic column consumables and the like of an existing high performance liquid chromatography system are solved; the method has the characteristics of strong specificity, good precision, high accuracy, simplicity, high efficiency, low cost and the like, can be applied to quality control of the carbetocin injection, greatly reduces the use cost of chromatographic column consumables, and is more suitable for commercial production.

The utility model provides a water inlet control device of a secondary water supply tank, which effectively solves the problems that the safety of a storage battery is affected and the water level control of the secondary water supply tank is further affected due to the phenomenon that the charging current supplied to the storage battery by a generator cannot be accurately controlled in the conventional water level control mode of the secondary water supply tank. The control device further comprises a battery safety module and a mobile terminal, the battery safety module detects charging current provided for the storage battery by the water flow generator to obtain a current signal and obtains a reminding signal and an output current signal based on the current signal, and the output current signal is output to the storage battery. The reminding signal is output to the mobile terminal; and the battery safety module comprises a current output unit and an outward output unit, so that the safety of the storage battery is ensured, and the effect of accurately controlling the water level of the secondary water supply water tank is further ensured.

The application provides a distributed control system and method of an ion cyclotron wave source transmitter, which comprises a master control unit, a plurality of power supply interface units and a quick interlock protection unit independent of the master control unit. Each power supply interface unit adopts a unified hardware template, integrates a voltage / frequency conversion circuit, a frequency / voltage conversion circuit and an optical fiber transceiver to realize signal isolation transmission in a strong electromagnetic environment; the quick interlock protection unit comprises a hardware comparator network, a complex programmable logic device and a solid-state controller, the protection response time is not more than 20 microseconds, and hierarchical shutdown logic is configured to perform differentiated shutdown combination according to the fault type of a filament, a grid, an anode or a grid power supply. The application solves the problems of poor anti-interference, slow protection response, non-uniform interface and lack of hierarchical shutdown of the existing control system, and is suitable for a high-power radio frequency heating system of a nuclear fusion device.

The present invention relates to a casting mold with a groove part of a bidirectional double-hole wall and a casting process thereof, a casting mold for a bidirectional double-hole wall and a casting process thereof, a groove part and a bidirectional double-hole wall. The casting process of the bidirectional double-hole wall comprises the following steps: S1, mirror-connecting the groove parts of two bidirectional double-hole walls obtained by the casting process of the groove part of the bidirectional double-hole wall; S2, enclosing the two groove parts by using a guard plate assembly, and forming a second casting cavity between the guard plate assembly and the two groove parts; S3, pouring concrete material into the second casting cavity through a pouring port on the guard plate assembly; S4, after the concrete material is cooled and formed, removing the mold to obtain a bidirectional double-hole wall. No manual positioning marking is required during use, which saves time and effort; no hole opening and pipe insertion are required during the production of the bidirectional double-hole wall, and no pipe pulling is required after the wall is cast and formed, which completely avoids irreversible damage to the cast and formed wall caused by pipe pulling; and it is easy to transport.

The utility model relates to a CTB integrated die-casting vehicle body structure, which belongs to the field of vehicle bodies of new energy vehicles and comprises a vehicle body chassis, a battery cell and a vehicle body floor. A concave structure is arranged in the middle of the vehicle body chassis; the plurality of battery cells are mounted in the downward concave structure; the vehicle body floor is mounted at the upper end of the concave structure; a liquid cooling channel is arranged in the vehicle body floor, a liquid cooling inlet and outlet connector communicated with the liquid cooling channel is arranged at one end of the upper portion of the vehicle body floor, and cooling liquid enters and exits the liquid cooling channel through the liquid cooling inlet and outlet connector. According to the utility model, vehicle body parts are reduced, the thickness of the vehicle body floor is reduced, the assembly process is simplified, and the vehicle body strength is high.