26 results about "Relay control systems" patented technology

The invention relates to the technical field of electromagnetic relay control, in particular to an electromagnetic relay control system, which comprises a relay execution unit, a contact state monitoring unit and an intelligent viscosity elimination control unit, and is characterized in that the contact state monitoring unit acquires quantum tunneling effect impedance spectroscopy and acoustic emission energy entropy change signals in real time; the intelligent viscosity-eliminating control unit analyzes signals through a fusion welding risk multi-dimensional evaluator, triggers a three-stage control sequence, firstly starts a magnetostriction high-frequency oscillator to inject an inverted eddy current array, activates a hysteresis loop restorer to apply a gradient demagnetization potential field if the fusion welding risk multi-dimensional evaluator is not recovered, and finally, recovers the fusion welding risk multi-dimensional evaluator; when an acoustic emission signal is abnormal, a chaotic encryption message is generated through the fault feature topology generator and is linked with the magnetic solitary wave breaking device, ultrasonic frequency mechanical energy can be captured and converted into regenerative current, an adhesion evolution path is reconstructed after diagnosis, the problems of contact adhesion risk identification lagging and lack of multi-physics field cooperative control in the prior art are solved, and the reliability of the contact adhesion risk identification is improved. And the adhesion early warning success rate and the removal efficiency are improved.

A relay module and a relay control system. The relay module comprises a housing (1), two relay cores (2), a current transformer (3), two power supply terminals (5), and two load terminals (6). The two relay cores (2) are arranged within the housing (1); the two power supply terminals (5) and the two load terminals (6) are fixedly arranged on the housing (1); each relay core (2) having a magnetic circuit part (21) and a contact arrangement (22); the two power supply terminals (5) are each connected to the two load terminals (6) via the contact arrangements (22) of the two relay cores (2) to form two on-off control channels, the two on-off control channels being used to form a loop with a load connected to the two load terminals (6); the current transformer (3) is mounted in one of the on-off control channels.

The utility model relates to a relay control system, electrical equipment and a vehicle, and relates to the technical field of relay driving. The relay control system comprises a high-side driving circuit, a conversion circuit and a control circuit. Wherein the high-side driving circuit is connected with a coil of the relay, provides driving current for the coil and generates a recovery current signal according to the driving current. The conversion circuit is connected with the high-side driving circuit and converts the recovery current signal into a recovery voltage signal. The control circuit is connected with the conversion circuit, samples the recovery voltage signal to obtain a recovery voltage value, and generates a pulse width modulation signal for controlling the relay according to the recovery voltage value. Therefore, as the on-off control of the relay is directly related to the current flowing through the coil, the overcurrent on the coil can be mastered in a mode of collecting the current flowing through the coil as the feedback quantity, so that the relay can be more accurately controlled, the control flow is closed, and the safety of relay control is improved.

The utility model relates to the technical field of whole house intelligence, in particular to a relay control system between two heat sources, which comprises a temperature controller, a gas furnace indoor unit, a heat pump outdoor unit and a relay device. Data ports of the temperature controller, the gas furnace indoor unit and the heat pump outdoor unit are electrically connected with the relay device respectively; the relay device is provided with a mode signal distribution module and used for receiving data signals of the temperature controller and feedback signals of the heat pump outdoor unit, and the data signals and the feedback signals are distributed to the gas furnace indoor unit and the heat pump outdoor unit through the mode signal distribution module. The problem that combination of mode signals received between two heat sources is abnormal due to signal line sharing is solved.

The relay control system of the present application, the signal strength acquisition circuit acquires the amplitude of the relay input signal, and outputs to the attenuation amount calculation circuit after filtering and following, calculates the difference with the relay output standard signal, and obtains the attenuation amount added to the gate of the field effect transistor T1, controls the resistance between the drain and source of the field effect transistor T1, the amplifier amplification adjustment circuit adopts frequency selection to receive the relay input signal, and adds to the input end of the photoelectric coupler U1 through the amplification of the operational amplifier AR4, the amplified voltage controls the amplification multiple of the feedback control operational amplifier AR4, the resistance R15, the resistance R16 or the resistance R16 to ground in series, which is used to further adjust the input end voltage of the photoelectric coupler U1, so as to realize the two-stage dynamic adjustment of the amplification multiple, the amplifier power supply adjustment circuit receives the voltage after the voltage division of the resistance R8, the resistance between the drain and source of the field effect transistor T1 and the resistance R9, and adds to the control electrode of the thyristor BCR1, adjusts the output voltage of the thyristor BCR1, provides appropriate power supply for the operational amplifier AR4, and reduces the power consumption.

The relay is turned off at a more appropriate time. [Solution] A relay control system comprising a first control device that operates using power from a battery and transmits a relay disconnection request, and a second control device that turns off the relay when it receives a disconnection request from the first control device, wherein the second control device turns off the relay when communication with the first control device is interrupted for a first hour and the battery voltage is below a predetermined voltage. As a result, the relay can be turned off at a more appropriate timing.

The invention relates to a relay, a control system and a vehicle. The relay comprises a power device, a contact device and a transmission device, the contact device comprises at least one first terminal and at least one second terminal, and the first terminal can move relative to the second terminal; one end of the transmission device is connected to the power device, and the other end is connected to the first terminal; when the power device works, the power device drives the transmission device to move, so that the first terminal and the second terminal are electrically connected or disconnected; when the first terminal is electrically connected with the second terminal, the power device does not work; and the transmission device limits the first terminal, so that the first terminal is electrically connected with the second terminal, and the relay continues to work. The invention aims to solve the technical problem that the relay cannot stably guarantee the contact state in the prior art.

Aspects of the subject disclosure may include, for example, a device comprising: a processing system including a processor; and a memory that stores executable instructions that, when executed by the processing system, facilitate performance of operations, the operations comprising: determining that the device will be communicating as a remote user equipment (UE) with a wireless access point of a network via a relay UE, wherein the relay UE is configured to forward first communications from the device when the device is operating as the remote UE to the wireless access point, and wherein the relay UE is configured to forward second communications from the wireless access point to the device when the device is operating as the remote UE; creating a message indicative of the device operating as the remote UE, the message conforming to a communication protocol; and transmitting the message to the relay UE. Other embodiments are disclosed.

A reflection unit of a relay apparatus includes a plurality of reflection elements capable of applying independent phase shifts to an incoming wave from a transmission point. The reflection unit estimates a distance between the relay apparatus and a reception point based on terminal information transmitted from the reception point. The number of divisions for grouping the plurality of reflection elements is determined based on the distance. The plurality of reflection elements are grouped into one or more reflection element groups according to the division number. The position of the reception point is estimated based on the terminal information. Each of the reflection element is applied a phase weight so that each of the reflection element groups generates a beam toward the position of a reception point.

This invention discloses a relay control system and method, comprising: an intelligent battery box, a controller ECU, and an engine ECM; the intelligent battery box includes a first relay, a second relay, and a third relay; the first relay is connected to the controller ECU and the engine ECM, the controller ECU is connected to the second relay, and the engine ECM is connected to the third relay; the second relay is connected to the engine's starting circuit, and the third relay is connected to the engine's preheating circuit. This invention provides corresponding operations by monitoring the coil triggering state and on-state of the relays, thereby ensuring the accurate operation of the relays and preventing electrical damage caused by relay malfunctions.

This invention discloses a multi-track independent power supply and relay control system for vertical continuous electroplating of PCBs, comprising: an electroplating tank, cathode hangers, cathode power supply tracks, anode units, and control components, including a position tracking module, a power control module, and a cross-tank relay power supply control module. The position tracking module is used to track the position of each cathode hanger in real time. The power control module is used to independently adjust the current output parameters of each power supply track segment and the first anode area and the second anode area. The cross-tank relay power supply control module is used to coordinate the output timing and current intensity of the power supply before and after when the cathode hanger crosses the power supply track segment corresponding to different electroplating tanks, so as to smoothly transition the electroplating charge on the PCB board. This invention can solve the problem of uneven plating between boards and within boards caused by parallel power supply of multiple hangers in the same tank in traditional PCB electroplating equipment.

The utility model relates to the technical field of relay control, which comprises a control host, the control host comprises a main control computer used for sending control signals containing control parameters and a main control device used for receiving and analyzing the control signals sent by the main control computer, and the main control device comprises a control module and a driving module. The main control computer is connected with the control module of the main control device through a connecting line, and the control module is connected with the relay module, the sensor module and the communication module through connecting lines. According to the utility model, multiple control functions are integrated, simple switch control can be realized, complex logic control tasks can be completed, diversified control requirements in different scenes can be satisfied, and especially through cooperation of the master control device and the slave device, more complex control scenes can be coped with. The state of the system is monitored in real time through a sensor, automatic control and fault early warning can be achieved, and the reliability of the system is improved. The system has good compatibility and integration of various communication interfaces, can be seamlessly jointed with various automation devices and intelligent control systems, facilitates integration and expansion of the system, and adapts to the development requirements of modern industry and life.

The application provides a quick breaking circuit and a relay control system. The quick breaking circuit comprises a relay, a current detection module and a voltage control module. The relay has an electromagnetic coil and a switching mechanism for conducting or disconnecting a power supply circuit according to the on-off of the electromagnetic coil. The current detection module is coupled with the power supply circuit and is configured to detect the line current of the power supply circuit. The input end of the voltage control module is connected with the output end of the current detection module. When the line current is less than a first preset value, the voltage control module provides a first preset voltage to the electromagnetic coil. When the line current is greater than or equal to the first preset value, the voltage control module provides a second preset voltage to the electromagnetic coil. The second preset voltage is greater than the first preset voltage. The application takes into account the normal operation and short-circuit quick operation of the relay, and can not only ensure the service life of the relay, but also realize the quick breaking of the relay.

The invention discloses a control system and a control method of a hydraulic tool, the control system comprises an electrical control system and a hydraulic control system, and the control method is to realize button-free control through an M code in a machine tool PMC. The electrical control system is composed of a numerical control system, an I / O unit for OI, an I / O unit for a noseplate, a deconcentrator and a relay control system. The numerical control system is connected with the I / O unit for 0I through an I / O Link bus, then connected with the I / O unit for the noseplate through an I / O connecting cable, connected with the deconcentrator through a 50-core cable, connected with the relay control system through a cable and finally connected with the hydraulic control system. The hydraulic tool is provided with ten hydraulic lever oil cylinders and related positioning elements and is connected with a hydraulic station through a hydraulic pipe. Button-free control is achieved through M codes in a machine tool PMC, and the problems that an existing tool clamp needs manual positioning and clamping, and the labor intensity of workers is high are solved.

Disclosed are a relay control system, comprising: a smart electrical box (101), a controller ECU (102), and an engine ECM (104); the smart battery box (101) comprises a first relay, a second relay, and a third relay; the first relay is connected to the controller ECU (102) and the engine ECM (104), the controller ECU (102) is connected to the second relay, and the engine ECM (104) is connected to the third relay; the second relay is connected to a starting circuit of an engine, and the third relay is connected to a preheating circuit of the engine. The present invention monitors a coil trigger state and an on-state of the relay and provides an appropriate operation, thereby ensuring the accurate operating status of the relay, and preventing damage to an electrical device caused by an incorrect relay state. Further disclosed is a relay control method.

The invention relates to the technical field of welding, in particular to an isolated wire feeding relay control system and method, a wire feeding relay and a wire feeding system.The control system comprises an input unit, a control unit, a driving unit and an output unit. The input unit receives local switch signals and superior wire feeding parameters; the control unit processes the information and generates a motor control instruction, and organizes to-be-synchronized wire feeding parameters and system state information at the same time; the driving unit drives the motor to execute wire feeding or wire drawing action; and the output unit directly switches the switching signal to a subsequent repeater, and synchronizes the wire feeding parameters and the system state information in a communication mode. According to the system, through modular design and electrical isolation between the input and output units and the control and drive units, the anti-interference capability and the signal stability are effectively improved, and intelligent cooperation and reliable operation of multiple repeaters are realized.

This application relates to a main and negative relay control system, method, computer device, computer-readable storage medium, and computer program product. The method includes: acquiring a first current voltage difference at a target sampling point relative to the negative terminal of the power battery; controlling the main and negative relay to close when the first current voltage difference is less than or equal to a first calibrated voltage difference and greater than or equal to a second calibrated voltage difference; acquiring a second current voltage difference at the target sampling point relative to the negative terminal of the power battery while the main and negative relay is in the closed state; and controlling the high voltage to be applied to the vehicle's high-voltage system when the second current voltage difference is less than or equal to a third calibrated voltage difference. This method ensures that the relay closing operation is performed within a suitable voltage range, avoiding instantaneous high-current surges caused by excessively large or small voltage differences, improving the safety of the relay and the high-voltage system, and thus improving the stability of the vehicle's high-voltage system.

A relay control system is provided with: a first control device that operates by means of power from a battery and transmits a request for switching off a relay; and a second control device that turns off the relay when receiving a turn-off request from the first control device, the second control device turning off the relay when communication with the first control device is interrupted for a first time period and when the voltage of the battery is less than a predetermined voltage.

The application provides a control method, a control device and a relay control system of a vehicle. The method comprises: controlling a relay of the vehicle to be closed according to a state of the vehicle and / or a control demand of a driver; detecting a state of the relay; executing normal control logic when the state of the relay is a normal state; and controlling the relay to be delayed to be opened when the state of the relay is an abnormal state. In the scheme, the relay is directly controlled to be locked in a closed state. When the state of the relay is detected to be the normal state, the vehicle can execute the normal control logic. When the state of the relay is detected to be the abnormal state, the relay is still controlled to be kept in the closed state, and then the relay is controlled to be delayed to be opened. In this way, the relay and the motor can be kept electrically connected all the time, the vehicle will not suddenly lose power, and the vehicle can have enough power to control the vehicle to be safely parked, thereby ensuring the safety during the driving of the vehicle.

The present disclosure relates to a relay control system for a battery system, the relay control system comprising: an electrical interface to which a connector is detachably connectable; a power supply electrically connected in parallel to a coil of a relay through a power supply line; a relay driver switch interconnected between the power supply and the coil in one of the power supply lines; a controller electrically connected in parallel to the relay driver switch through a relay driver control line to control the relay driver switch. One of the power supply line and the relay driver control line is routed across the interface such that when the connector is connected to the interface, the one of the power supply line and the relay driver control line is electrically conductive across the interface, and when the connector is detached from the interface, the one of the power supply line and the relay driver control line is electrically interrupted across the interface; wherein the relay control system is configured to cause the relay to open when the one of the power supply line and the relay driver control line is interrupted in response to the connector being detached from the interface.

The present disclosure provides a relay module and a relay control system, the relay module comprising a case (1), two relay core mechanisms (2), one current transformer (3), two power terminals (5), and two load terminals (6), the two relay core mechanisms (2) are provided within the case (1), the two power terminals (5) and the two load terminals (6) are fixed to the case (1), the relay core mechanism (2) comprises a magnetic circuit portion (21) and a contact assembly (22), the two power terminals (5) are connected to the two load terminals (6) via the contact assemblies (22) of the two relay core mechanisms (2), respectively, to form two on-off control paths, the two on-off control paths are configured to form one circuit with the loads connected to the two load terminals (6), and the current transformer (3) is attached to one on-off control path.

The present invention provides a relay driver chip and a relay control system, wherein the control chip comprises: a signal detection module, a drive circuit, and a control circuit; the signal detection module is used to detect the current output state of the signal output end of the controller; the input end of the drive circuit is connected to the output end of the signal detection module, and is used to output a corresponding first drive level according to the current output state; the first input end of the control circuit is connected to the output end of the drive circuit, and the output end of the control circuit is connected to the coil control end of the relay when in use, and is used to control the relay to be powered on or off according to the first drive level; wherein the control circuit comprises a first resistor, a first MOS transistor, and a first diode; the control circuit solves the problem in the prior art that the relay is in an out-of-control state when an abnormality such as locking occurs at the controller output end, thereby improving the safety of the relay control system.

This application provides a relay control system and method, including: when the guide vane relay is in a closed state, a locking unit is used to lock the closed state of the guide vane relay to prevent accidental opening of the guide vane relay, which could lead to potential positional hazards of the blades. An emergency pressure control unit is used to control the on / off state of the emergency pressure control unit, which can promptly close the emergency pressure control valve and improve system stability. The locking unit's first locking unit is connected to a second locking unit and a third locking unit. When the guide vane relay is in a closed state, the guide vane relay locks the second locking unit, thereby locking the guide vane relay in the closed state by the third locking unit. When the guide vane relay is open, the second locking unit is not locked. If the first locking unit malfunctions, it will not affect the control of the guide vane relay, thus avoiding the problem of accidental locking of the guide vane relay in the open state.

A relay control system for a battery system is provided. The relay control system includes: an electrical interface configured to detachably receive a connector; a power supply electrically connected in parallel to a coil of a relay through power supply lines; a relay driver switch interconnected between the power supply and the coil in one of the power supply lines; and a controller electrically connected in parallel to the relay driver switch through relay driver control lines to control the relay driver switch. One of the power supply lines or the relay driver control lines is routed across the interface, and the relay control system is configured to open the relay when the one of the power supply lines or the relay driver control lines is interrupted in response to the connector being detached from the interface.

The invention discloses an upgrading method of an unmanned aerial vehicle relay control system, a control station, a medium and a product, and relates to the technical field of system upgrading, the method is applied to an unmanned aerial vehicle relay control station deployed with the unmanned aerial vehicle relay control system, and the unmanned aerial vehicle relay control system is set to be an active zone and an inactive zone. The method comprises the steps of obtaining system upgrading data in response to a system upgrading instruction which is sent by a control center and carries unmanned aerial vehicle flight state data, and determining an upgrading time window according to the unmanned aerial vehicle flight state data; updating the system program in the inactive partition based on the system upgrading data; and executing a restarting operation in the upgrading time window, switching the inactive partition after the system program is updated into a new active partition after restarting, and switching the active partition into a new inactive partition. According to the invention, upgrading of the unmanned aerial vehicle relay control system can be realized on the premise of not interrupting the inspection task of the unmanned aerial vehicle.

The invention relates to the technical field of relay control, and discloses an SF6 density relay control system and method based on remote monitoring, and the method comprises the steps: obtaining target data, forming analysis data according to the target data, forming judgment data according to the analysis data, and carrying out the regulation and control of a target relay according to the judgment data, according to the SF6 density relay control system and method based on remote monitoring, when the current density relay is abnormal, whether the current density relay is in a false alarm condition or not is judged according to the data collected by each density relay in the same area, the false alarm condition is reduced, the data accuracy is improved, and the safety of the current density relay is improved. Therefore, the use cost and the maintenance labor cost are reduced.