1493 results about "Flameout" patented technology

The invention provides a remote control system and a remote control method for flameout automobiles. The remote control system for the flameout automobiles comprises a user terminal, a server and a vehicular terminal, wherein the user terminal is used for transmitting requests for controlling equipment in the automobiles to the server, and the server is used for transmitting starting commands to the vehicular terminal according to the requests and generating control commands corresponding to the requests. The vehicular terminal comprises a communication unit, a processing unit and a control unit, wherein the communication unit is used for communicating with the server and starting the processing unit after receiving the starting commands, the processing unit is used for verifying whether the starting commands are transmitted by the number of the appointed server or not and whether the starting commands are appointed contents or not, if yes, the processing unit acquires control commands of the server and starts the control unit, and the control unit is used for controlling the equipment in the automobiles according to the control commands. According to the remote control system for the flameout automobiles, power consumption can be saved and safety performance is high.

The invention discloses a control method and system of a gas water heater and the gas water heater. The control method comprises the following steps that in the working process of the gas water heater, the current opening degree of a gas proportional valve of the water heater is monitored, and current practical combustion heat quantity is worked out; whether the current opening degree of the gas proportional valve and the current practical combustion heat quantity accord with a preset standard function relation is judged; when the current opening degree of the gas proportional valve and the current practical combustion heat quantity do not accord with the preset standard function relation, it is determined that gas pressure is insufficient, and a low pressure control process is executed according to the current low pressure maximum thermal load; when the current opening degree of the gas proportional valve and the current practical combustion heat quantity accord with the preset standard function relation, a normal control process is executed. By applying the method and system to the gas water heater, the problems that because the gas pressure is insufficient, flameout and fire spreading are caused and the temperature of discharged water cannot reach a set temperature can be solved.

The invention discloses a road water-logging detection method and system and a vehicle. The method comprises the steps that the water depth of N positions within a preset distance range of M meters in front of the vehicle is measured through a radar on the vehicle; whether dangerous positions of the water depth higher than a preset vehicle flameout water depth exist or not in the N positions is judged, if the dangerous positions exist, the dangerous position which has the smallest distance with the vehicle among the dangerous positions as a warning point; an alarm is given for the warning point and the distance between the warning point and the vehicle, and / or the vehicle is controlled for corresponding braking actions. According to the road water-logging detection method and system and the vehicle, detection of the water depth of a range of distance in front of the vehicle can be completed automatically in the normal driving process of the vehicle. Whether the road water-logging exists or not does not need to be judged by people, and detection of the water depth is started. Property loss of the vehicle in water and safe hidden trouble of people in e vehicle are avoided effectively, and risks are effectively avoided.

The invention relates to a method for the optimization of operation and control of energy conservation for a reserve ball-grinding powder system. Firstly, a non-linear neural network model about the consumption of powder of a powder-making system and operating parameters is established through collecting the service data of the powder-making system, then the negative pressure and the temperature at the entrance of a coal mill and the temperature at the outlet of the coal mill are obtained through the non-linear optimization with restricted conditions as a set value for controlling the system, wherein, the negative pressure, the temperature at the entrance and the outlet lead to lower consumption of powder; the entire optimized controlling of the powder-making system is carried out through the intelligent control of rotation of the coal mill and multivariable decoupling control of parameters at the entrance of the coal mill based on the operating experience as well as an intelligent down draft control technology, so as to ensure that the powder-making system strictly runs at an optimal condition and effectively reduces the powder consumption. The method provided by the invention can effectively inhibit the fluctuations of a primary air pressure in the on / off process of the powder-making system, put an end to serious accidents such as flameout in a boiler caused by down draft and effectively reduce the operating intensity for the staff.

The invention relates to an intelligent home furnishing, aims at the problem that in the prior art a kitchen gas range system cannot timely prompt a user whether fuel gas is closed, and provides an intelligent kitchen gas range system including a power module, an air draft motor, an igniter, a flameout protection device and a gas regulating valve, also comprises a communication module, a radio frequency module, a kitchen gas range intelligent control module, a range hood intelligent control module, a gas sensor, a kitchen gas range control panel, a range hood control panel and an air quality monitoring module, the power module, the igniter, the flameout protection device, the gas regulating valve, the gas sensor and the kitchen gas range control pane are respectively connected with the kitchen gas range intelligent control module, the kitchen gas range intelligent control module is connected with the range hood intelligent control module by the radio frequency module, and the range hood intelligent control module is respectively connected with the communication module, the power module, the air draft motor, the range hood control panel and the air quality monitoring module. The intelligent kitchen gas range system is suitable for the intelligent smoke stove system.

The invention relates to the field of in-vehicle living body detection technologies and particularly discloses an in-vehicle living body detection system based on a millimeter-wave radar. The system comprises a front-end perception module, an algorithm analysis module and a control execution module, wherein the front-end perception module is connected with the algorithm analysis module and is usedfor transmitting a millimeter-wave radar signal, acquiring an echo signal reflected back by a target and preprocessing the echo signal; the algorithm analysis module is connected with the control execution module and is used for acquiring human micro-motion frequency parameters according to the preprocessed echo signal and obtaining a result of whether a living body or a living body sign anomalyexists in a vehicle or not through the human micro-motion frequency parameters; and the control execution module is used for controlling the vehicle to do a corresponding action according to the result obtained by the algorithm analysis module. Through the system, living body detection in a vehicle flameout state and detection of the in-vehicle living body sign anomaly during normal travel are realized, and vehicle safety is enhanced on another dimension.

The invention relates to a field exercise driver-training car and a control method thereof. The field exercise driver-training car comprises a battery, an ignition key, an accelerator, a motor controller, a motor and a position sensor. The motor controller comprises a signal collecting module, a control module and a power module, wherein the control module comprises an idling control module and a misfire diagnosis module. Through advanced algorithms inside the motor controller, the field exercise driver-training car can simulate various working conditions of a traditional driver-training car and particularly can achieve idling control and misfire diagnosis, can determine possible misfire causes according to information status and can achieve an idling function by additionally adding a shift simulator; the electric driver-training can stall due to poor cooperation of a clutch and the accelerator during gear shifting, on-shift ignition and hill start and accordingly can omit collection of information of a clutch pedal, a brake pedal and a hand brake as well as omit elements such as a flameout diagnosis circuit and an idling module. The field exercise driver-training car is high in security and can limit the maximum driving speed of the whole car according to actual requirements and obtain thorough fault diagnosis functions.

The invention relates to parking lot management systems, in particular to a car networking system for parking service. The car networking system comprises vehicle license plate recognition systems, a car networking cloud platform and charge management systems, wherein the vehicle license plate recognition systems are arranged in a plurality of parking lots, and the charge management systems control entrance / exit ways of all the parking lots. Each charge management system is used for receiving license number information transmitted by the corresponding vehicle license plate recognition system, calculating parking fares of vehicles entering the corresponding parking slot and transmitting the license number information and parking fare information to the car networking cloud platform; the car networking cloud platform is used for user registration and also used for paying the parking fares of the vehicles corresponding to stored license numbers and sending payment information to the corresponding charge management systems. According to the car networking system, the vehicles do not stop when going up and down a ramp or passing through a curve entrance / exit, vehicle flameout, ramp start and the like can be avoided, and therefore safety accidents are reduced; the vehicles do not need to be stopped, and windows do not need to be opened; vehicle owners will not be affected by wind, rain and snow outside the windows any longer in bad weather.

The invention discloses a control method of automobile starting for a manual transmission, which is characterized in that an electronic control unit (ECU) collects clutch displacement signals to identify starting intension according to a clutch stroke sensor and adds an engine throttle valve, and increases the speed of an engine and the torque of the engine step by step before the clutch engages. The steps are as follows: first step, a driver presses a clutch to enable the clutch to be completely separated, and the torque of the engine is fundamentally kept unchanged; second step, the driver is loosening the clutch to be about to start the automobile and enables the clutch to change from complete separation to half engagement, and the torque of the engine gradually increases; and third step, the driver completely loosens the clutch to finish starting the automobile and enables the clutch to be completely engaged, and the torque of the engine recovers normal control logic. By means of the method, rotating speed and torque of the engine can be increased in advance before half engagement of the clutch so that starting stability is ensured, and starting flameout is avoided.

The invention relates to an intelligent control system for household gas domestic appliance. In prior household gas range not only switch but also adjusting firepower can be control mechanically in hand mostly. The invention comprises controlling valve system, operating platform, gas range head and SCM control module. The control valve system comprises inlet electromagnetic valve, gas control valve and stepping motor connected with the gas control valve in cooperation. The operating platform comprises operating panel and on the panel function keys and LEDs are set. Ceramic igniter and thermal coupling flameout sensor are set on the gas range head and pan temperature sensor is set in the middle. Function keys, LEDs, the controller of ceramic igniter, the thermal coupling flameout sensor, the pan temperature sensor are connected with the SCM control module in signal. The invention adopts stepping motor to drive the rotary valve to realize the digital adjustment for firepower. Meanwhile, it is provide with automatic burning and boiling, timing of burning and boiling, automatic igniting and protection function for gas range flameout so on. It makes gas range more convenient operation, easing washing and safer use.

The invention discloses a kisspoint self-adaptation control method and system for a peristaltic working condition. The method comprises the steps that a current whole vehicle driving condition is obtained; when the current whole vehicle driving condition is the peristaltic working condition, a current engine static torque value is obtained; whether a difference value between the current engine static torque value and a target engine static torque value is larger than a given threshold value or not is judged, if yes, pressure self-adaption learning is conducted on a current clutch, and kisspoint pressure compensation values of all clutches are obtained; pressure of all the clutches is adjusted according to the kisspoint pressure compensation values of all the clutches. According to the kisspoint self-adaptation control method, the kisspoint self-adaptation control system under the peristaltic working condition is additionally arranged, the problems that due to the fact that a kisspoint is improperly selected, the phenomena of impacts on a vehicle, serious clutch slipping and engine flameout are caused under the peristaltic working condition are solved, the driving comfort of the whole vehicle is enhanced, and the working life of the clutches is prolonged.

The invention relates to a real-time monitoring method for the state of an accumulator, and belongs to the field of automobile monitoring. The method comprises the steps as follows: firstly, initializing a monitoring system, and judging if the ON gear of an igniting switch is started; secondly, when the ON gear is started, recording the voltage before the starting of the ON gear, the voltage at the moment of the starting of the ON gear, and the voltage after the starting of the ON gear by sampling; thirdly, judging if the recorded sampling voltage is smaller than a default lower-limit threshold value or larger than a default upper-limit threshold value; fourthly, outputting failure warning signals when the recorded sampling voltage is smaller than the default lower-limit threshold value or larger than the default upper-limit threshold value; when the recorded sampling voltage is within the default threshold value section, judging if an OFF gear comfortableness device is needed to be started. The real-time monitoring method provided by the invention is used for monitoring the voltage and the electric quantity of the accumulator quickly in real-time with low cost, reminding a user to replace the accumulator in time, and overcoming the inconvenience and the danger brought to the user in the prior art that the damage of the accumulator causes starting failure, especially the inconvenience and danger caused by the fact that the automobile fails to restart after flameout during driving.

The invention provides a ship dual-fuel-engine speed control system and method. The speed control adopts the method to implement speed control of a ship diesel engine. The method includes in the dual fuel mode, adopting a speed loop to calculate the equivalent fuel injection quantity for each cycle of the engine, querying a fuel oil and fuel gas distribution ratio MAP graph to distribute the fuel oil and fuel gas, allowing the controller to control a fuel oil supply quantity adjusting executer and a fuel gas injection executer to perform quantitive fuel oil and fuel oil injection. The fuel oil and fuel gas distribution ratio MAP graph are different under steady condition and transient condition. The system is formed by optimizing an existing ship diesel engine, mechanical changes of a fuel oil system are omitted, and engine speed deviation can be eliminated rapidly; in the dual fuel mode, the engine is prevented from flameout during loading and overspeed during unloading, dynamic response is fast, and the engine operates stably in low load; energy-saving emission reduction effect is obvious as compared with an original diesel engine.

The invention discloses a method and a device for controlling a motorcycle engine. The device is used for judging an operating state of a motorcycle, controlling automatic flameout of the engine and re-starting the engine so as to reduce oil consumption in a process of stopping and operating the motorcycle at an idle speed. The invention checks operation information of the motorcycle through an ignition control chip module to judge a current operation state of the motorcycle. When the ignition control chip module checks that the motorcycle is in a static state, the engine operates at the idlespeed, and a position of throttle opening of the motorcycle is a default value of an origin point, after the conditions are satisfied, the position of the throttle opening is a default value of the time of the automatic flameout, the ignition control chip module controls the automatic flameout of the engine. When the ignition control chip module checks that the throttle opening of the motorcycle is changed to be more than a default value of the voltage of the throttle opening, the ignition control chip module controls a relay to act and starts up a motor to operate, and controls a spark plug to ignite and re-start the engine.

The invention discloses a drive control method and device of a hybrid electric vehicle and the hybrid electric vehicle. The method includes the following steps that the current gear of the hybrid electric vehicle, the current electric quantity of a power battery and the gradient of a road where the vehicle is currently located are acquired; whether the hybrid electric vehicle is in a sliding start and stop section or not is judged according to the current gear of the hybrid electric vehicle, the current electric quantity of the power battery and the gradient of the road where the vehicle is currently located; if the hybrid electric vehicle is in the sliding start and stop section, the current speed of the hybrid electric vehicle is further acquired; the hybrid electric vehicle is controlled according to the current speed to get into a small-load stop function or a small-load flameout function. According to the drive control method of the hybrid electric vehicle, electric quantity recovery can be increased, the traveling distance of the whole vehicle can be increased, economic performance can be improved, oil consumption can be reduced, and the discharge amount can be reduced.

A combustion chamber comprises an upstream ring structure, a downstream ring structure and a plurality of circumferentially arranged combustion chamber segments. Each combustion chamber segment extends the full length of the combustion chamber. Each combustion chamber segment comprises a frame structure and at least an inner wall and the frame structure and the inner wall are integral. An upstream end of each combustion chamber segment is secured to the upstream ring structure and a downstream end of each combustion chamber segment is mounted on the downstream ring structure. The combustion chamber segments are manufactured by additive layer manufacture. The combustion chamber segments have a stiff frame structure which carries the structural loads, the thermal loads, surge loads and flameout loads and the frame structure distributes loads into adjacent components.

The invention relates to an automobile returning guiding and maintenance method in a city automobile sharing and quick renting system. When a driver operates an automobile returning button, an automobile-mounted terminal performs judgment according to current GPS position coordinates of an automobile via a module for judging existence of the automobile in a permitted automobile returning area. If the automobile is in the permitted automobile returning area, a user can return the automobile. After flameout and doors are closed and locked, the automobile-mounted terminal clears out user control data, an automobile general state indicating lamp is in an under-detection state via arrangement, and an automobile returning completion signal is transmitted to an information center. An area code of a maintenance area in which the current automobile is positioned is judged by the information center via an automobile maintenance responsible area judgment module according to the current GPS position coordinates of the automobile, and under-detection information of the automobile is pushed to a mobile phone of a current maintenance responsible person. A link with the information center is established by maintenance personnel via the mobile phone by aiming at the automobile so that information like automobile numbers can be directly retrieved, then timely maintenance is performed on the automobile and the automobile state can be reset. Therefore, distributed automobile returning of the shared automobile within a certain area can be realized, and clear division of automobile maintenance responsibility and timely maintenance can be realized under the state.

Described herein are embodiments of systems and methods for oxidizing gases. In some embodiments, a reaction chamber is configured to receive a fuel gas and maintain the gas at a temperature within the reaction chamber that is above an autoignition temperature of the gas. The reaction chamber may also be configured to maintain a reaction temperature within the reaction chamber below a flameout temperature. In some embodiments, heat and product gases from the oxidation process can be used, for example, to drive a turbine, reciprocating engine, and injected back into the reaction chamber.

The invention provides an automatic on-off system, which comprises a brake pedal sensor, a gear position sensor, a vehicle speed sensor, a sensor for the rotating speed of an engine, an electronic control unit and an on-off performer. The invention uses the electronic control unit to carry out analyzing according to the position of the brake pedal, the speed, the rotating speed of the engine and a gear position signal collected by the sensors, operates and controls the brake performer to move according to set conditions, realizes braking and simultaneously to pause the power output of the engine and prevents the engine from accidental flameout. The system can improve the driving safety and prolong the service lives of the engine and a starter of the engine; besides, the system has the advantages of simple structure, being flexible to control and lower manufacture cost.

The invention discloses a system and a method for starting and stopping protection of a diesel engine of an excavator. The system comprises a diesel engine, a storage battery, an electromagnetic battery main switch, a rotating speed sensor, a starting motor, a starting relay, a flameout relay, a central controller, a cooling liquid temperature sensor, an engine oil pressure sensor, a key switch, an engine throttle control system and the other electric equipment. The rotating speed sensor, the cooling liquid temperature sensor, the engine oil pressure sensor and the key switch are respectively connected with input ends of the central controller; the electromagnetic battery main switch, the flameout relay, the starting relay and the engine throttle control system are respectively connected with output ends of the central controller; and the central controller and the electric equipment are powered up by the storage battery. According to the method based on the system, the functions of low-speed starting, low-speed flameout and delay outage of the engine are realized, the diesel engine and the other electric equipment are protected, and reliability of the diesel engine and the electric equipment can be improved.

The invention provides a car driver and passenger life-saving escape system and an operation method thereof, which can quickly eject a driver and passengers out of a car with a narrower space under the extremely-dangerous situations that the car is strongly collided, overturns at a high speed, burns and explodes, falls off, or is caught in water, so as to reduce the probability of severe disability and death. The car driver and passenger life-saving escape system comprises a system control device, a car emergency alarm, an automatic braking flameout controller, an ejection seat, an emergency separation type ceiling, an elastic protection mesh film and the like. When the severe accidents are happened to the car, the driver manually triggers the car or the car automatically triggers when a system control module detects that the relevant value exceeds the critical value to send out alarm and braking flameout information and generate instantaneous high-pressure gas, so as to prop the emergency separation type ceiling open and drive seats, the driver and the passengers to be ejected towards the upper rear side of the car; and meanwhile, the elastic protection mesh film arranged in the ceiling is instantaneously pulled out to carry out elastic pullback on the driver and the passengers, so that the speed of the driver and the passengers to the ground is reduced, and the casualties are further reduced.

The invention provides a method for controlling power supply of a solar vehicle sunroof. The method comprises the following steps of: detecting whether a vehicle is in an ignition state; according to a detection result, controlling operation of a solar battery panel in the solar vehicle sunroof; when the vehicle is in the ignition state, connecting the solar battery panel and a storage battery to charge the storage battery; when the vehicle is in a flameout state, according to an interior temperature of the vehicle, judging whether an air blower is started; and if the air blower is required to be started, controlling the solar battery panel and / or the storage battery to supply power to the air blower according to the intensity of light which is received by the solar battery panel. The invention also provides a system for controlling the power supply of the solar vehicle sunroof, and the vehicle which adopts the system for controlling the power supply of the solar vehicle sunroof. By the invention, the interior temperature of the vehicle can be regulated in real time according to the change of the interior temperature of the vehicle and the power supply situation of the storage battery, so that solar energy can be more reasonably and more effectively utilized.

The invention relates to an intelligent vehicle trunk. Firstly, a QR code authorization is adopted, a picture is arranged as a carrier of the QR code, the picture transmission is capable of avoiding the trouble in installing a special mobile phone APP by an authorized user, various communication tools or application software can be flexibly used for transmitting the QR code and the authorized user can open a trunk cover without using an entity vehicle key of the authorizer. Secondly, an original vehicle camera is used, especially for the front installing market, the camera is multipurpose, a back video can be supplied or a driving video can be recorded before flameout, the code is served as a scanning QR code after flameout, the manufacturing cost is lowered and a courier can quickly find the correct position of the camera according to the daily use habit. According to the design scheme, the configuration universality and the use flexibility are ultrahigh, the change in the structure of the present vehicle is less, the cost is low and the combination and market popularization of the vehicle and Internet of Things are benefited.

The invention provides a pre-combustion mechanical grate decoupling combustion furnace, which comprises a furnace body, a main grate (1) and a pre-combustion grate. A combustion chamber division wall (17) is arranged inside the furnace body, the internal space of the furnace body is generally divided into an upstream pre-combustion chamber (15) and a downstream main combustion chamber (18), the main grate (1) is arranged on the lower portion of the furnace body, the pre-combustion chamber (15) is positioned above the front of the main grate (1), the main combustion chamber (18) is positioned above the rear of the main grate (1), the pre-combustion chamber (15) is communicated with the main combustion chamber (18) through a flue gas channel above the division wall (17) and a coal bed channel below the division wall (17), and the pre-combustion grate is positioned in the pre-combustion chamber (15) and is arranged above the main grate (1) by a certain inclination angle, so that a coal bed runs to the main grate (1) along the pre-combustion grate. By the aid of the pre-combustion mechanical grate decoupling combustion furnace, pre-combustion load can be effectively matched with main combustion load, and the problem of flameout can be avoided while the running load of the decoupling combustion furnace is improved.

The invention discloses a drive control method and device of a hybrid electric vehicle and the hybrid electric vehicle. The method includes the following steps that the current gear of the hybrid electric vehicle, the current electric quantity of a power battery and the slope of the road where the hybrid electric vehicle is located currently are obtained; according to the current gear of the hybrid electric vehicle, the current electric quantity of the power battery and the slope of the road where the hybrid electric vehicle is located currently, whether the hybrid electric vehicle is in a sliding start and stop vehicle speed interval or not is judged; if the hybrid electric vehicle is in the sliding start and stop interval, the current vehicle speed of the hybrid electric vehicle is further obtained; if the current vehicle speed is larger than or equal to a third vehicle speed threshold value and smaller than a fourth vehicle speed threshold value, the hybrid electric vehicle is controlled to achieve a small-load shutdown function; and if the current vehicle speed is larger than or equal to the fourth vehicle speed threshold value and smaller than the fifth vehicle speed threshold value, the hybrid electric vehicle is controlled to achieve a small-load flameout function. By the adoption of the drive control method of the hybrid electric vehicle of the embodiment, the recovered electric quantity can be increased, the running mileage of the whole vehicle is increased, the economic performance is improved, oil consumption is reduced, and the emission load is reduced.

An embedded turbofan deicer system (ETDS) may eliminate the ingested ice crystal icing problem plaguing high bypass turbofan engines operating at high altitudes near convective tropical storms: icing occurring on the surfaces of the engine's rotating engine spinner, fan blades, low pressure compressor casing and low pressure compressor and causing loss of power and on occasion engine flameouts. The invention supplies electricity to heat these engine parts using at least one reversed permanent magnet electric generator (reversed PMEG) driven by the turbofan's central drive shaft with all parts of the ETDS mounted internal to the engine in presently unused internal spaces without requiring modifications to the existing engine. All electric power produced by the rotating reversed PMEG supplied directly to rotating engine parts requiring heat for deicing. A unique method to deice metal, composite and metal / composite fan blades is included in the invention using electricity from the reversed PMEG.

The invention discloses a start and stop control method for an engine of an AMT (automated mechanical transmission) parallel connection type hybrid electrical vehicle. The start and stop control method is characterized in that a detecting system detects an integral running mode, a gear state, a clutch state, the rotation speed of the engine, the rotation speed of a motor, the voltage of an energy storage system and parameters of an accelerator pedal, transmits start and stop commands for the engine, and controls start and stop of the engine; an integral vehicle controller controls an ISG (integrated starter generator) to start so as to drive the engine to start; and a flameout signal is introduced for an engine controller, and when the vehicle stops and the engine needs to stop, the integral vehicle controller transmits the flameout signal to the engine controller.

The invention discloses an independent flameout alarm monitoring system of a multi-combustor for combustion applying a computer program. The system provided by the invention mainly comprises a photographic device, an image inputting device, a signal converting device, an image delineating device, a signal extraction device, a comparing device and a combustor flameout alarming device, wherein the photographic device is used for collecting a combustor flame image in a furnace; the image entering device is used for inputting the collected image; the signal converting device is used for converting the collected analog signal image; the image ring positioning device is used for delineating a combustor nozzle on a display; the signal extraction device is used for extracting the information of chromaticity, illumination and RGB (red, green and blue) three-color value in the delineated range; the comparing device is used for comparing the extracted signal and a default value; and after the combustor in the furnace is close to the flameout state, the alarm monitoring system automatically sends alarm signals after comparison according to the extracted information and the default value. By adopting the system provided by the invention, when the combustion state of a furnace combustor of a boiler is monitored, not only is the manual work labor intensity reduced, but also the probability of boiler accident occurrence is reduced greatly.

The invention discloses a flameout anti-slipping protection and control method for an engine starting and stopping system. When the engine starting and stopping system of a vehicle is within the flameout slipping protection range and the engine starting and stopping system detects that the vehicle might slip down a ramp, protection is conducted in one or two ways: 1, an electronic parking braking (EPB) system controller sends a braking request through a vehicle CAN bus to ask an electronic stability program to provide braking pressure for the system; 2, the engine starting and stopping system controls a motor of an execution mechanism to rotate so as to apply braking force, and then parking is executed. By the adoption of the technical scheme, safety performance is improved; for the vehicle provided with the engine starting and stopping system, when the starting and stopping system is in the working state, the vehicle stalls and stops on the ramp and potential safety hazards occur, an EPB system can conduct protection; system cost is low; no peripheral part needs to be additionally arranged, protection is achieved based on the original system, and system cost is not increased.

The invention relates to an anti-disassembly device of a vehicle-mounted terminal and an anti-disassembly method, in particular to a method for preventing the vehicle-mounted terminal from being disassembled maliciously by maintaining heartbeat communication between the vehicle-mounted terminal and a vehicle engine ECU (electronic control unit) on the basis of a CAN (controller area network) bus. The anti-disassembly device comprises a vehicle-mounted terminal main machine and the engine ECU, wherein the vehicle-mounted terminal main machine is installed in a driving cab of a vehicle and comprises a power supply, an ARM processor and a CAN transceiver of a controller local network. The anti-disassembly method comprises the following steps that: the CAN transceiver of the vehicle-mounted terminal main machine sends a heartbeat frame of the engine ECU, if the heartbeat frame can be received normally, the engine works normally; if the vehicle-mounted terminal main machine is disassembled illegally, the communication between the ECU and the vehicle-mounted terminal is interrupted, and the rotating speed of the engine is limited; if the vehicle-mounted terminal main machine is disassembled in a starting state, the rotating speed is limited after delay; and if the vehicle-mounted terminal main machine is disassembled in a flameout state, when in restarting, the rotating speed is limited after delayed time.