34results about How to "Implement launch control" patented technology

The invention provides a method and a device for starting a container application. The method comprises the following steps of: obtaining a sample; The method comprises the steps of detecting a presetapplication starting condition; determining a running state of an associated application on which the container application to be started depends, if it is determined that the associated applicationis in the starting state, the container application to be started is started, so that starting control over the container application to be started is achieved, it is guaranteed that the container application to be started is started after the associated application is in the starting state, and the starting sequence of the container application to be started and the associated application is guaranteed.

The invention discloses a starting and generating integrated system for the oil-electricity hybrid unmanned aerial vehicle and the control method. The system comprise an engine, a starting generator and a bidirectional PWM rectifying circuit connected with the unmanned aerial vehicle, the engine is connected with the starting generator, the starting generator is connected with the bidirectional PWM rectifying circuit, and the bidirectional PWM rectifying circuit is further connected with a battery and a controller. The bidirectional PWM rectifying circuit is adopted, the power converter and the electric generator inductor are efficiently utilized, under the condition that other functional modules are not added, starting control of the engine and rectification and voltage stabilization control of the generator are realized, so that more fuel can be carried by the oil-electricity hybrid unmanned aerial vehicle, and the endurance time of the unmanned aerial vehicle is greatly improved.

The invention relates to a direct drag control technology for an outdoor fan provided with a permanent magnetic synchronous direct-current motor, aims to solve a problem of incapability of realizing direct drag control of a fan in the prior art, and provides a direct drag control method for the outdoor fan of an air conditioner. The direct drag control method comprises the following specific steps: firstly, obtaining a rotational speed fr and a position theta of the motor, and when the rotational speed fr of the motor is more than 0, controlling drag current to change from 0 to target reverse drag current I through a low-pass filter, wherein output current of the low-pass filter is I1; secondly, within first drag time, controlling a drag angle phi to change from 0 to a target drag angle gamma, controlling d shaft driving current to change from 0 to target drag current Icos-gamma, controlling q shaft drag current to change from 0 to target drag current Isin-gamma, and controlling the rotational speed of the motor to change from current running frequency fr to target drag frequency f1; finally, switching to a position-sensorless control mode, and realizing positive drag start control of the motor. The direct drag control method is suitable for the permanent magnetic synchronous direct-current motor.

The invention relates to a separation device based on a rocker arm link and a mechanical separation system, and belongs to the technical field of aerospace. The problems that an existing separation mechanism uses an initiating explosive device to complete separation and therefore is high in cost, poor in safety and incapable of being reused are solved. The separation device comprises a fixing base, a lock handle, a mounting plate, an elastic piece, a rocker arm, a connecting rod and an elastic block, wherein the fixing base is fixedly connected with a first separating body, and the mounting plate is fixedly connected with a second separating body; the lock handle is hinged to the fixing base, the rocker arm is hinged to the fixing base, the elastic block is hinged to the rocker arm, and the connecting rod is hinged to the rocker arm; the elastic piece is used for connecting the lock handle and the fixing base, the elastic block and the lock handle form a limiting structure, and the elastic piece is made to be in a stretched state; and a hinge shaft between the lock handle and the fixing base and a hinge shaft between the elastic block and the rocker arm are both parallel to a firstdirection, and a hinge shaft between the rocker arm and the fixing base and a hinge shaft between the connecting rod and the rocker arm are both parallel to a second direction. The separation devicedoes not need the initiating explosive device, can realize bidirectional unlocking and separation, and is safe and reliable.

The present invention proposes a control box for aircraft data forwarding and launch control, wherein: the core board receives the control command from the upper interface connector, analyzes and reorganizes the control command, and then analyzes the control command corresponding to the upper interface connector Make a judgment: if it is a power supply command, the core board supplies power to the external aircraft through the lower interface connector; if it is a control command, the core board transmits the control command through the lower interface connector; the core board receives the external aircraft through the lower interface connector. After the status information of the aircraft, the data is analyzed and reorganized, the status information of the aircraft is updated, and whether there is a failure is judged according to the status of the aircraft: if the external aircraft fails, the core board immediately disconnects the power supply of the aircraft. The invention has the functions of multi-channel control, acquisition, communication, etc. at the same time, and can analyze and reorganize bus data, realize data forwarding between different buses, launch control of aircraft, and power supply control of aircraft.

The invention discloses an output control system for fuel battery emergency electric power source startup, and a control method thereof. The system comprises a fuel battery stack of an emergency electric power source, an output DC (direct current) / DC of the emergency electric power source, an output load of the emergency electric power source, a current-limiting circuit of the emergency electric power source, a controller of the emergency electric power source, a current sensor, a temperature sensor and a voltage sensor. According to the invention, when the fuel battery stack voltage is lower than a set ultimate value, the current-limiting circuit of the emergency electric power source limits the increase of the load to effectively protect the fuel battery stack, so that the service life of the fuel battery stack can be prolonged, and the startup time of the emergency electric power source can be adjusted according to the operating temperature of the fuel battery stack to meet the startup requirements of different loads without influencing the service life of fuel battery stack; and according to the invention, due to no high-capacity storage battery is required to be used, the material cost and the maintenance cost can be reduced. According to the invention, the shortening of the service life of the fuel battery caused by excessively fast loading of the normal startup of the emergency electric power source can be decreased.

The present invention is an active Q-switched distributed feedback fiber laser. The single-mode semiconductor pump laser is connected to the pump end of the wavelength division multiplexer, the fiber isolator is connected to the signal end of the wavelength division multiplexer, and the active phase shift fiber The grating is connected to the common end of the wavelength division multiplexer, and the above constitutes a distributed feedback fiber laser; the active phase-shift fiber grating is fixed on the active phase-shift fiber grating fixing device, and the pressure device periodically squeezes the active phase under the control of the driver. By shifting the phase shift point of the fiber grating, the effective phase shift amount of the fiber grating is changed, thereby changing the laser threshold and realizing the active Q-switching laser process. The beneficial effects of the present invention are that the performance advantages of the distributed feedback fiber laser are fully utilized, the device for modulating the laser cavity Q by changing the grating phase shift is simply added, the pulse emission control of the laser is realized, and the narrow line width and pulse operation are achieved. the goal of.

The invention discloses a controllable plate type pulsating heat pipe heat transfer system with an external oscillation source. The working fluid distributed alternately with the liquid plug state also includes an insulating sheet arranged between the first cover plate and the second cover plate; a power source connected to the first cover plate and the second cover plate to generate a pulse electric field; used to generate The magnetic poles of the magnetic field parallel to the first cover plate and the second cover plate; the inner liquid metal arranged in the working medium channel. The plate-type pulsating heat pipe heat transfer system has a simple structure, and can control the pulsation frequency and amplitude of the working medium inside the plate-type pulsating heat pipe, so that the heat transfer performance of the plate-type pulsating heat pipe can be controlled and enhanced, and the starting power of the tube-type pulsating heat pipe can be reduced. The advantage of realizing the start-up control of the plate-type pulsating heat pipe is realized.

The present disclosure relates to a method and a device for controlling a router plug-in. The method includes: receiving a plug-in state query request from a terminal; obtaining a running state of a plug-in according to the plug-in state query request; and sending the running state of the plug-in to the terminal for displaying the running state of the plug-in to a user.