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38results about How to "Reliable control" patented technology
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Cockpit system and method for improving the safety performance of a vehicle
The present application relates to a cockpit system, a method for improving safety performance of a vehicle, a control system, a computer program product and a medium. The cockpit system comprises a first row providing a first row seating space; a second row providing a second row seating space, the second row being located at a rear side of the first row; a movable component, the movable component comprising a moving part, a moving track of the moving part being configured to enable the moving part to move from the first row seating space to the second row seating space; and a sensing element, a sensing range of the sensing element comprising: the moving part, and an obstacle object located at the second row seating space, the obstacle object being located at the moving track of the moving part, the sensing element being configured to sense a safety parameter between the moving part and the obstacle object, when the safety parameter does not meet a requirement of a safety threshold, the moving of the movable component can be stopped or decelerated, or a system alarm is triggered.
Owner:FAURECIA (CHINA) HOLDING CO LTD
Ice making device control method, ice making device, and refrigerator
ActiveCN115077150BEasy to determineReliable controlLighting and heating apparatusCooling fluid circulationIceboxRefrigeration
This application provides an ice-making device control method, an ice-making device, and a refrigerator. The ice-making device includes an ice scraper with a reference position and a position sensor at that position. The ice-making device control method includes: controlling the ice scraper to rotate in a first direction in response to an initialization signal from the ice scraper; monitoring the state of the position sensor during the rotation of the ice scraper; and if the position sensor is detected to be triggered, controlling the ice scraper to stop rotating from the reference position for a set time, and marking the current position of the ice scraper as the initial position. The technical solution of this application can generate the initial position of the ice scraper, so as to accurately position the ice scraper after initializing the refrigeration device, thereby improving the reliability of the ice-making device.
Owner:HISENSE RONSHEN GUANGDONG REFRIGERATOR
A relay drive circuit
The application discloses a relay driving circuit, comprising a power module, a starting switch, a main control module and a switch module, the power module is used for providing stable working voltage for the system, the starting switch is used for outputting a starting signal of the relay, a control signal input end of the main control module is connected with the starting switch, the main control module is used for outputting a corresponding pulse driving signal according to the starting signal, an input end of the switch module is connected with a control signal output end of the main control module, an output end of the switch module is electrically connected with the relay, and the switch module is used for driving the relay to work according to the pulse driving signal. The switch module of the application can drive the relay to work according to the pulse driving signal, compared with the traditional relay directly driven by the switch, when the program of the main control module runs out of control or crashes, the pulse driving signal will stop outputting, thereby stopping driving the relay and making the load stop working, and further preventing the household appliance from burning or the occurrence of safety accidents.
Owner:ZHONGSHAN CHUNQIAO ELECTRONIC TECH CO LTD
An intelligent remote control power plug
The utility model discloses a kind of power supply plugs of intelligent remote control, it is related to power supply plug technical field, including plug main body, function board and protective housing;The protective housing is set in the plug main body outside, the function board is set in the protective housing inside, the function board with the plug main body electric connection.The protective housing includes rear shell, the rear shell inside is provided with function board, the function board with the plug core electric connection;Power supply control module, wired communication module, wireless communication module and voltage and current monitoring and protection module are provided on the function board;By integrating power supply control module, wired communication module, wireless communication module and voltage and current monitoring and protection module on function board, realize equipment long-distance, stable and reliable power supply control, improve industrial production efficiency, reduce operator labor intensity and safety risk.
Owner:HEFEI ANGNIU INTELLIGENT EQUIP CO LTD
A single-sensor meshed transformer and a control method thereof
PendingCN122600226Areduce the totalReduce potential points of failure
The application discloses a single-sensor network-configuration type converter and a control method thereof, relates to the technical field of power electronics and power systems, and comprises a power module composed of a plurality of power switches, an alternating-current filter connected between the power module and a power grid, a direct-current link voltage sensor for measuring a direct-current link voltage, a direct-current link current sensor for measuring a direct-current link current, and an alternating-current voltage sensor for measuring an alternating-current side voltage. A controller receives measurement signals from the direct-current link voltage sensor, the direct-current link current sensor and the alternating-current voltage sensor, reconstructs a converter side current from the measured direct-current link current based on a current reconstruction strategy, performs power measurement by using the reconstructed converter side current and the measured capacitor voltage, and generates a control signal to drive on-off of the power switches according to the measured power, a reference value of the measured power and the direct-current link voltage. The method significantly reduces the hardware cost, volume and complexity of the system.
Owner:SHANDONG UNIV SHENZHEN RES INST
Reusable bipolar electrocoagulation forceps
PendingCN121987324Aquick releaseEasy to installSurgical instruments for heatingSurgical operationForceps
The invention discloses a pair of reusable bipolar electrocoagulation forceps, and belongs to the technical field of electrosurgical operating instruments. According to the bipolar electrocoagulation forceps, the first shell and the second shell can be detachably connected through the magnetic attraction assembly, the actuator assembly is arranged at the far end of the rod assembly, and the forceps rod driving mechanism and the cutter rod driving mechanism of the control assembly are arranged on the support, so that after the bipolar electrocoagulation forceps are used, the shell assemblies can be rapidly disassembled, and the operation is convenient. The rod assembly of the integrated structure is detached from the support, so that the forceps head and the cutting blade are more convenient to clean, sterilize and disinfect; besides, the cutting mechanism, the forceps rod and the outer rod are nested and connected into an integrated structure from inside to outside, the forceps rod driving mechanism is in transmission connection with the part, exposed out of the outer rod, of the forceps rod, and the cutter rod driving mechanism is in transmission connection with the part, exposed out of the forceps rod, of the cutter rod. On the other hand, the control assembly can control the cutter bar and the forceps rod more stably and reliably.
Owner:NANJING SHOULIANG MEDICAL EQUIP CO LTD
PMOS switching circuit
ActiveCN224289772Uextended on-timeReduce instantaneous charging current peakElectronic switchingCapacitanceCharge current
The utility model relates to the field of switching circuits, in particular to a PMOS (P-channel Metal Oxide Semiconductor) switching circuit, which is characterized in that a source electrode of a PMOS tube Q1 is connected with an input voltage end Vi n, and a drain electrode is connected with a load output end Vout; a base electrode of the triode Q2 receives the switching signal through a control signal end PWR, and an emitting electrode of the triode Q2 is grounded; the first divider resistor R1 is connected between the grid electrode of the PMOS tube Q1 and an input voltage end Vi n; the second divider resistor R2 is connected between the grid electrode of the PMOS tube Q1 and the collector electrode of the triode Q2; the first capacitor C1 is connected between the grid electrode and the source electrode of the PMOS tube Q1; the resistance value ratio of the first divider resistor R1 to the second divider resistor R2 is 1: 3 to 1: 5, the capacitance value of the first capacitor C1 is 10 nF to 100 nF, and the load capacitance C2 does not exceed 470 [mu] F. The voltage division ratio of R1 / R2 is matched with the capacitor C1, so that the conduction time of the PMOS is prolonged, the instantaneous charging current peak value of the load capacitor C2 is remarkably reduced, voltage drop is avoided, and the stability of the system is guaranteed.
Owner:ZHONGDIAN KENENG (SHENZHEN) TECHNOLOGY CO LTD
A rear body retraction fluid thrust vectoring nozzle
The application discloses a rear body contraction type fluid thrust vector nozzle, which comprises a contraction section, a static pressure cavity, a main jet outlet, a control valve, a contraction wall surface, a secondary flow inlet and a wall surface secondary flow hole. The contraction section is arranged above and below the static pressure cavity, the main jet outlet is arranged at the tail end of the contraction section, the contraction wall surface is arranged at the tail of the static pressure cavity, the secondary flow inlet is arranged on the side of the rear body contraction type fluid thrust vector nozzle, and the wall surface secondary flow hole is arranged on the contraction wall surface. The static pressure cavity is in communication with the secondary flow inlet and the wall surface secondary flow hole, and the secondary flow inlet is controlled by the control valve. The rear body contraction type fluid thrust vector nozzle can realize jet vector deflection control while reducing the thickness of the rear body, has a good application prospect in the integration design of the fluid thrust vector and an aircraft, and can further promote the practical application of the fluid thrust vector nozzle.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Duct piece surface finishing tool
ActiveCN224130121UQuick noodle closing operationPrecise noodle closing operationCeramic shaping apparatusManufacturing technologyStructural engineering
The utility model relates to the technical field of duct piece manufacturing, in particular to a duct piece surface finishing tool, which comprises a seat body and further comprises a plurality of groups of support rods which are arranged on the seat body and can move up and down, each support assembly comprises two support rods, and two ends of each support rod penetrate through a sliding chute of the seat body; the balance regulation and control assembly is arranged below the seat body, connected to the supporting assembly and used for automatically adjusting the height of each supporting rod so as to be attached to pipe pieces with different radians. The noodle pulling mechanism comprises a sliding rail arranged on the side of the seat body and a scraping rod capable of moving along the sliding rail, and is used for performing scraping treatment on a duct piece forming area; the state fixing mechanism comprises an electromagnet part and a magnetic attraction block, the electromagnet part is arranged below the seat body, and the magnetic attraction block is fixedly arranged on a middle piston of the balance regulation and control assembly and used for fixing the height position of the supporting assembly. According to the duct piece surface finishing tool, the supporting fitting degree can be automatically adjusted and surface scraping operation can be completed on the premise that a supporting component is not replaced and the contact surface of the duct piece is not separated.
Owner:JINAN URBAN RAIL CONSTR SEGMENT MFG CO LTD
A simulated training command communication device for an aircraft flight simulator
The utility model discloses a kind of simulation training command communication devices suitable for flight simulator, including shell, the power supply component is set on the shell, the voice signal amplifier component is set on the shell, the PLC control component is set on the shell, the transceiving communication component is set on the shell, the power supply component, the voice signal amplifier component, the PLC control component and the transceiving communication component are connected by cable electricity between, interconnection and intercommunication between flight simulator and real-time interconnection with real aeronautical tower control system are realized jointly, multiple models flight simulator can be adapted, support multi-unit cooperative training, improve communication simulation fidelity and equipment stability, suitable for military and civilian aviation flight simulation communication training scene.
Owner:中国人民解放军93066部队机务大队
Thermal management system and vehicle
ActiveCN224311549Uachieve circular flowmeet driving needsAir-treating devicesVehicle heating/cooling devicesThermal management systemRefrigerant
This utility model discloses a thermal management system and a vehicle. The thermal management system includes: a condenser on a first flow path, a heat exchanger on a first refrigerant branch, and the first flow path being connected to one of a second flow path, a first refrigerant branch, and a third refrigerant branch; an engine radiator and a heater core on a first circuit, and a heat exchange device on a second circuit; a first heat exchange channel connected in series on the second flow path, and a second heat exchange channel connected in series on the first circuit, with at least one of the first and second heat exchange channels exchanging heat with the engine's exhaust pipe; and a second heat exchange assembly, which includes a third heat exchange channel and a fourth heat exchange channel, the third heat exchange channel being connected in series on the refrigerant circuit, and the fourth heat exchange channel being connected in series on the second circuit. According to this utility model's thermal management system, while meeting the heating needs of the passenger compartment, it can reduce engine warm-up time during cold starts, reduce cold start fuel consumption, effectively save energy and reduce costs, and achieve integrated design.
Owner:GUANGZHOU AUTOMOBILE GROUP CO LTD
Valve linkage device
ActiveCN224283628Uensure safetyReliable controlOperating means/releasing devices for valvesZone valveControl engineering
This utility model relates to the field of valve technology and provides a valve linkage device, including: a valve and a linkage mechanism. The valve is suitable for installation in a pipeline and is located in a first working chamber. The linkage mechanism includes a drive component and a linkage component. The drive component is installed in a second working chamber and includes a housing, a worm gear, and a worm wheel. The housing has an installation space and a first opening communicating with the installation space. The worm gear and the worm wheel are meshed and both are installed in the installation space. The first end of the worm gear passes through the first opening and is adapted to be connected to the valve stem of the valve via the linkage component. When the worm gear or the worm wheel is driven, the valve is opened or closed. Thus, by combining spatial isolation with mechanical transmission, both operator safety and reliable control of valves across different areas are ensured.
Owner:蒙牛乳业(唐山)有限责任公司 +1
Control system for disabled person to control walking vehicle
PendingCN121943538ASolve travel problemslinear steeringWheelchairs/patient conveyanceInvalid friendly devicesPhysical medicine and rehabilitationControl signal
The invention discloses a control system for a disabled person to control a walking vehicle, and belongs to the technical field of disabled person auxiliary vehicle control. The system comprises a left foot control module, a right foot control module, an electric control system and two driving motors for driving a left wheel and a right wheel respectively. The left foot control module is used for receiving deflection operation applied by the left foot of the user and generating a steering control signal; the right foot control module is used for receiving a pressing operation applied by the right foot of the user and generating a speed control signal or a retreating control signal; the electric control system controls the two driving motors to realize steering at differential speed according to the steering control signal, and controls the rotating speed and steering of the motors according to the speed control signal or the retreating control signal so as to realize advancing, retreating and speed regulation of the vehicle. By means of independent separate control of the two feet, the person with the disabled upper limbs can safely and independently control the vehicle, the problem that the person with the disabled upper limbs cannot use a traditional control device due to the defects of the upper limbs is solved, and the device has the advantages of being easy and convenient to control, safe, reliable and high in adaptability.
Owner:BEIJING YIRUNJIA IRRIGATION EQUIP CO LTD
A disinfectant raw material filling and conveying device
This invention provides a disinfectant raw material filling and conveying device, relating to the field of disinfectant filling technology. The device includes a filling shell and further includes: a transport limiting mechanism located at the bottom of the inner side of the filling shell for transporting the bottles used for filling; and a filling storage chamber located at the top of the inner side of the filling shell. This disinfectant raw material filling and conveying device, by incorporating a following mechanism, uses a prism shaft to drive the traveling belt to operate in strict synchronization with the transport limiting mechanism. This ensures that the filling tube assembly moves dynamically with the bottle, maintaining alignment throughout the process. It completely eliminates the drawbacks of frequent start-stop operations in traditional linear filling and misalignment of the fixed head in rotary filling, achieving uninterrupted continuous filling operations, significantly improving production efficiency. Simultaneously, the absence of relative displacement throughout the process effectively avoids bottle shaking, tilting, and collisions, greatly reducing equipment failure rates and bottle wear, and significantly enhancing operational stability and reliability.
Owner:YUNHE (MIANYANG) BIOTECHNOLOGY CO LTD
Intelligent ventilation system based on high-torque motor and control method thereof
ActiveCN120691648BImprove cooling efficiencyReduce copper lossesElectric motor controlLighting and heating apparatusElectric machineControl engineering
This invention discloses an intelligent ventilation system and its control method based on a high-torque motor, solving technical problems such as insufficient heat dissipation, complex assembly, and poor sealing in existing technologies. The rotor assembly adopts an integral cast housing combined with polymer-bonded magnets, significantly improving structural strength and heat dissipation efficiency. The stator assembly features an innovative multi-slot winding design and a double-sealing structure, balancing high power density and long service life. The matching shaftless fan system achieves quick installation through a clamp structure, avoiding the complexity and safety hazards of traditional threaded connections. Furthermore, by introducing intelligent control and IoT technology, the ventilation system can adaptively adjust its operating mode according to changes in the surrounding environment or user needs, achieving healthy, safe, and hygienic ventilation. This invention is applicable to exhaust fans, fans, air purification equipment, and other fields, and features high efficiency, reliability, and ease of maintenance.
Owner:DONGGUAN DAYUAN MOTOR TECH CO LTD
A composite electronic fuse circuit with overvoltage, overcurrent and short circuit protection function
PendingCN122512332AThere will be no burning of the switch tubeSolve the problem of easy burning when the output is short-circuited
The application discloses a composite electronic fuse circuit with overvoltage, overcurrent and short circuit protection functions, comprising: a main switch tube for controlling the on-off of input and output; a bias voltage dividing circuit for providing a bias voltage for the main switch tube; an active start-stop circuit for receiving an external control signal to control the on-off of the bias circuit; a power-on start circuit for making the main switch tube conduct momentarily during start; an output short circuit protection circuit for monitoring an output voltage and turning off the main switch tube when short circuit occurs; and an overvoltage and overcurrent protection circuit for monitoring an input voltage and an output current and triggering the output short circuit protection circuit to act to make the main switch tube cut off when the threshold is exceeded. The circuit can obtain a wide range of safe working area by selecting a high-power switch tube to avoid burning when the output is short-circuited; the working voltage range is wide, and only the bias parameters need to be adjusted to adapt to different voltage grades; the overvoltage, overcurrent and output short circuit triple protection are integrated, and the circuit has the advantages of small size, low cost and reliable control.
Owner:NANJING CHANGYA RAIL TRANSIT TECH CO LTD
A whole integrated square cabin air conditioning system with active ventilation function
The application discloses a whole square cabin air conditioning system with active ventilation function, which comprises an outer shell installed on the cabin wall, wherein the outer shell is divided into a condensing heat dissipation air inlet cavity, a fresh air cavity and a return air cavity; a compressor, a condenser and an axial flow fan are installed in the condensing heat dissipation air inlet cavity; a liquid accumulator and a throttling expansion valve are installed in the fresh air cavity, and a fresh air inlet is arranged at the partition between the fresh air cavity and the return air cavity; an evaporator and a centrifugal fan are arranged in the return air cavity, the return air cavity is divided into a return air channel and a supply air channel through the evaporator, and the centrifugal fan is arranged in the supply air channel. The air conditioner can realize active ventilation and temperature adjustment in the cabin at the same time, realizes active cabin air inlet, exhaust and replacement, and reduces the impact of fresh air on the temperature and humidity environment in the cabin.
Owner:HEFEI SWAN REFRIGERATOR TECH CO LTD
Labyrinth regulating valve
The utility model relates to a kind of labyrinth regulating valve.The conventional regulating valve is under high pressure difference, high flow rate and strong corrosion, strong cavitation condition, there is a series of technical bottleneck.The utility model is composed of sleeve forging valve body and forging valve cover by basic pressure-bearing shell, valve seat is installed in the sleeve forging valve body, characterized in that the upper end of the valve seat is provided with labyrinth disc piece assembly, labyrinth disc piece assembly is connected with labyrinth sleeve, labyrinth sleeve is structured using multilayer nesting form, and the inside is provided with staggered arrangement middle layer sleeve flow channel.The utility model can solve the problems of severe erosion, cavitation prone, high noise, low regulation accuracy and poor structural adaptability of conventional regulating valve under high pressure difference and high flow rate conditions.
Owner:HANGZHOU DONGCHEN HEATING POWER AUX
Electromagnetic heating circuit
The utility model discloses an electromagnetic heating circuit. The electromagnetic heating circuit comprises: a control module for outputting an initial driving signal, a first enable signal and a second enable signal; a driving module for receiving the initial driving signal, the first enable signal and the second enable signal, and controlling a first output end or a second output end to output the initial driving signal according to the first enable signal or the second enable signal; a waveform adjustment module for adjusting the initial driving signal output by the first output end of the driving module and generating an adjusted driving signal, or adjusting the initial driving signal output by the second output end of the driving module and generating an adjusted driving signal; a first switch module and a second switch module for conducting according to the adjusted driving signal; a first heating module connected with the first switch module, a second heating module connected with the second switch module, and the first heating module and the second heating module for electromagnetic heating. The utility model improves the control effect of the electromagnetic heating circuit.
Owner:CHUNMI TECHNOLOGY (SHANGHAI) CO LTD
Overall resetting method for large flexible steel structure
PendingCN121952350AHigh reset accuracyImprove construction safetyBuilding repairsControl engineeringControl theory
Owner:CITIC HEAVY IND EQUIP MFG (ZHANGZHOU CO LTD
An engine control method based on a lock car function
This invention discloses an engine control method based on a vehicle locking function, belonging to the field of engine control technology. It solves the technical problem that existing instrument-based starter control cannot meet the requirements for safe engine starting. The method includes: adding a relay to the engine starter signal control line, with the relay's control terminal connected to the engine's ECU; when the ECU executes a vehicle locking signal, its internal parameters limit the fuel injection quantity to 0, the ECU controls the relay to disconnect, and the starter cannot tow the engine; when the ECU does not execute a vehicle locking signal, the ECU's fuel injection quantity is normal, the ECU controls the relay to connect, and the starter can tow the engine. For engines requiring pre-fuel injection, this invention can protect the engine by locking it before the technical condition is confirmed, preventing the starter from towing and protecting the engine from dry friction of the bearings caused by not pre-fuel injection; the control is reliable, the logic is simple, and it is easy to operate.
Owner:GUANGXI YUCHAI MARINE & GENSET POWER CO LTD
A detection system for ODS
The utility model discloses a detection system for ODS, including the sampling device, pre -concentration device and GCMS detection device who connects gradually, first multi -way valve links with sampling port, first carrier gas port, CO2 adsorption pipe's import, first cold trap's first mouth, first cold trap's second mouth, second carrier gas port and second multi -way valve respectively, second multi -way valve links with sampling pump subassembly, CO2 adsorption pipe's export, second cold trap's first mouth, second cold trap's second mouth, first multi -way valve and GCMS detection device respectively, first cold trap is used for the capture of all ODS in sample gas to with boiling point less than or equal to CO2 boiling point's ODS carries out first analysis, and the residual ODS carries out second analysis, CO2 adsorption pipe is used for the adsorption of CO2 in the ODS that first cold trap first analysis has come out, second cold trap is used for the focusing of ODS that first cold trap twice analysis has come out. The utility model has the advantages of high test precision and high test accuracy.
Owner:NUTECH (SHENZHEN) CO LTD +1
High sealing stop valve
The utility model discloses a kind of high sealing check valves, including valve body, rotating cut-off mechanism, position fixing mechanism and stabilizing mechanism, the rotating cut-off mechanism includes rotating lever and support platform, the position fixing mechanism includes lock sleeve and lock rod, the stabilizing mechanism includes moving ring and outer rotating ring, rotating cut-off mechanism is accurately matched by rotating lever, support platform and rotating block, realize the reliable switch control of valve, rotating handle provides convenient operation interface, rotating lever stably rotates on support platform, accurately drive cut-off block assembly in valve body by the guiding movement of rotating block in rotary guide groove, realize the opening, closing and adjustment of fluid passage, position fixing mechanism realizes the accurate locking and controllable release of rotating lever position, push-in spring continuously pushes lock rod into cut-off groove, ensure the locking of rotating lever.
Owner:NINGBO FENGHUA JINGHEHUI HYDRAULIC TECH CO LTD
A state coupling sliding mode control method and system for under-actuated electrothermal systems
ActiveCN121785147BGuaranteed stabilityGuaranteed robustnessAdaptive controlTemperature controlDynamic equation
The application discloses a state coupling sliding mode control method and system of an underactuated electric heating system, relates to the cross technical fields of electric heating engineering, thermal system modeling and intelligent control, and comprises the following steps: constructing an electric heating system dynamic model comprising a quartz lamp temperature state, a test piece temperature state and a quartz lamp control input; based on a test piece temperature dynamic equation and a preset test piece temperature reference track, constructing a sliding mode function taking a test piece temperature tracking error and a time derivative as variables; deriving the constructed sliding mode function and combining the quartz lamp temperature dynamic equation and the test piece temperature dynamic equation to establish a direct mapping relationship between a sliding mode dynamic and a control input; designing a second-order sliding mode control law, introducing an auxiliary state and constructing a continuous second-order sliding mode reaching law, and inversely deriving the quartz lamp control input according to a linear algebra relationship. The method has clear control structure, clear physical meaning and strong engineering implementation, and is suitable for temperature control of a quartz lamp electric heating system under complex working conditions.
Owner:TONGLING UNIV
A magnetic suspension gimbal tilt variable speed flywheel with piezoelectric actuation error compensation
ActiveCN120462663BCompensate rotation errorReliable controlPiezoelectric/electrostriction/magnetostriction machinesMechanical energy handlingSpacecraft attitude controlUniversal joint
The application discloses a magnetic suspension universal support tilting variable-speed flywheel with piezoelectric actuation error compensation and relates to the technical field of micro spacecraft attitude control. The application adopts the above-mentioned magnetic suspension universal support tilting variable-speed flywheel with piezoelectric actuation error compensation, an embedded ring-shaped piezoelectric actuation device and a permanent magnet biased magnetic suspension universal joint are embedded in a compact space, the embedded ring-shaped piezoelectric actuation device compensates the rotation error of the rotor of the tilting variable-speed flywheel, the zero tilting stiffness and zero damping characteristics of the permanent magnet biased magnetic suspension universal joint are matched, and the pointing accuracy of the tilting variable-speed flywheel is improved.
Owner:HARBIN INST OF TECH
Anti-swing control method and system for bridge crane
ActiveCN116812756BHigh positioning accuracyMultiple output degrees of freedomDesign optimisation/simulationComplex mathematical operationsMarine engineeringControl objective
The application relates to a bridge crane anti-swing control method and system, which comprises the following steps: constructing a bridge crane system dynamics model containing the friction of a trolley, a bridge and a lifting rope based on the physical parameters of the trolley, the bridge, the lifting hook and the load, and setting a control target; obtaining an energy function based on the bridge crane system dynamics model, and obtaining an anti-swing controller according to the friction of the trolley, the bridge and the lifting rope, the energy function and the control target; and realizing anti-swing control of the bridge crane according to the driving force of the trolley, the bridge and the lifting rope output by the anti-swing controller.
Owner:SHANDONG UNIV
Control system for heat management of commercial independent air conditioner
ActiveCN224184072UEnable multi-modal work collaborationReliable controlLiquid coolingAir-treating devicesHeat managementElectrical battery
The utility model provides a control system for heat management of a commercial independent air conditioner. The control system comprises a battery heat management module, a refrigeration module, a passenger compartment heat management module and an engine heat management module. The battery heat management module is matched with the refrigeration module to achieve switching operation of the self-circulation mode, the refrigeration mode and the heating mode, and the passenger compartment heat management module is matched with the refrigeration module to achieve switching operation of the ventilation mode, the refrigeration mode and the heating mode. The engine heat management module is matched with the battery heat management module and the passenger compartment heat management module to achieve operation in a heating mode, multi-mode work cooperation is achieved, and more reliable, energy-saving and efficient control over the system is achieved.
Owner:SHANGHAI RUIZHAOTE NEW ENERGY TECH CO LTD
A magnetic drive remote control device and a remote control system
The utility model discloses a kind of magnetic drive remote control device and remote control system, remote control system includes remote controller body and at least one magnetic drive remote control device, magnetic drive remote control device includes wireless receiving module and magnetic drive switch module, wireless receiving module is used to receive wireless signal when being powered, the magnetic drive switch module can be driven on and turned on when magnetic block is inducted close, the wireless receiving module and the magnetic drive switch module are connected to constitute at least part power supply branch, the power supply branch is used to be connected with power supply, the design control is simple and easy, and control is reliable.
Owner:ZHONGSHAN FEIMENG INTELLIGENT TECHNOLOGY CO LTD
Multi-channel cryoablation system and control method
Disclosed is a multichannel cryoablation system, which employs a high-pressure nitrogen as a gas source. The system includes a main gas pipeline, a rewarming pipeline, a refrigeration high-pressure pipeline, a refrigeration low-pressure pipeline, and N channel pipelines. The main gas pipeline is provided with a gas source input port, the rewarming pipeline is communicated with the main gas pipeline, and the rewarming pipeline is divided into N rewarming branch channels. The refrigeration high-pressure pipeline is communicated with the main gas pipeline, and the refrigeration low-pressure pipeline is communicated with the main gas pipeline, and the refrigeration low-pressure pipeline shares a section of gas supply path with a rear section of the refrigeration high-pressure pipeline, the gas supply path being communicated with N refrigeration branch channels. Each of N channel pipelines has one end used to be connected with an ablation needle, and the other end used to be connected with one of the refrigeration branch channels and / or one of the rewarming branch channels, wherein N is a positive integer greater than or equal to 2.
Owner:ACCUTARGET MEDIPHARMA (SHANGHAI) CO LTD
A motor valve control system based on a logic drive control chipset
This invention provides a motor valve control system based on a logic-driven control chipset, comprising a motor valve body, a permanent magnet DC motor, and a control chipset. The permanent magnet DC motor and the control chipset are disposed within the motor valve body. The control chipset includes an MCU main control chip, a current detection circuit, and a motor drive chip. This invention achieves intelligent control of the motor valve through a logic-driven control chipset, eliminating the need for mechanical reduction mechanisms and position sensors. This simplifies the structure, improves control reliability, and supports information management functions such as device ID binding and on / off count statistics, significantly improving the long-term operational reliability and environmental adaptability of the motor valve.
Owner:LONGKOU HUAKE ELECTRONICS CO LTD