991 results about "Control room" patented technology

The invention relates to the technical field of metallurgical furnace charge conveying and control, and discloses a top-blown furnace multi-channel supersonic jet type feeding control method and system.The method comprises the steps that flow distribution in a nozzle is achieved through a piezoelectric ceramic high-speed valve installed at a pipeline inlet, and a nozzle servo motor is controlled at the top of a spray gun to adjust the spray angle of the spray gun; the feeding speed, pressure and temperature are monitored in real time through a pressure sensor and a flow sensor arranged in an inlet area of the pipeline and an infrared thermometer mounted at the top of the furnace; the carrier gas flow, the nozzle opening degree and the spraying angle are dynamically adjusted through control of the PLC executing mechanism, and collaborative optimization of the material flow vector, the flow field in the hearth and the heat and mass transfer process is achieved. The system comprises a spray gun, a piezoelectric ceramic high-speed valve, a flow sensor, an infrared thermometer, a nozzle control servo motor, a temperature measurement control small servo motor and a control room. The comprehensive operation efficiency of energy density distribution optimization, reaction efficiency improvement and energy consumption index reduction of the molten pool reactor is finally realized.

The invention relates to the field of electric drive rotation control, in particular to an electric drive rotation system, a control method and engineering machinery. The electrically-driven rotary system comprises a frame; the rotary table is mounted on the frame through a rotary support, and the control cabin and the rotary table are connected and synchronously rotate; the rotary motor is used for driving the rotary table to rotate relative to the frame through the rotary speed reducer and the rotary support, and the rotary motor is in communication connection with the motor controller; an angle sensor configured to detect a rotation angle of the turntable relative to the frame; the vehicle-mounted controller is in communication connection with the motor controller, a rotary handle in the control room and the angle sensor; the equivalent rotating speed capable of representing user perception in the control room is obtained through the rotating angle, collected by the angle sensor, of the rotary table, and closed-loop control over the speed of the electric rotary system is achieved with the equivalent rotating speed, the request rotating speed of the rotary handle and the target rotating speed of the rotary motor as control parameters. And rotation shaking caused by a gear meshing clearance is reduced.

The invention relates to the technical field of composite armored cables, and discloses an intelligent sensing type photoelectric composite armored cable for deep-sea mining equipment, which comprises a cable core formed by twisting a plurality of power cable core conductors, an optical fiber communication unit, a medium conveying pipeline and an intelligent sensing unit, and an outer coating layer, tin-plated annealed copper wires and high-strength copper foil wires are arranged in a conductor of the power cable core, an insulation shielding layer is wrapped outside the conductor, the intelligent sensing unit integrates a plurality of optical fibers and optical fiber grating sensors, a loose structure is arranged outside the intelligent sensing unit, one intelligent sensing unit is used for monitoring strain distribution, the other intelligent sensing unit is used for monitoring temperature distribution, and other redundant optical fibers are used as redundant backups. A certain length of grid region interval is preset, distributed measurement along the length of the cable is realized, a sensing optical fiber in the intelligent sensing unit is connected to an optical fiber demodulator of a deck control room, a software system displays strain, temperature, vibration and form data of each point of the cable in real time, an alarm threshold value is set, and the structure is highly integrated and can adapt to a deepwater environment.

The invention relates to the field of automatic equipment for insulation board production and manufacturing, and discloses an automatic stacking device for insulation board production and manufacturing, which comprises a grabbing manipulator, a control chamber is fixedly mounted at the driving end of the grabbing manipulator, and the bottom end of the control chamber is fixedly mounted in the middle of the top end of a square channel steel bracket; adjusting rods are movably installed at the four edges of the bottom end of the square channel steel support through limiting shaft sleeves, pneumatic suction cups are fixedly installed at the tail ends of the adjusting rods, a rotating column is movably installed in the control chamber, and a driving bevel gear is fixedly installed at the top end of the rotating column; threaded rods are movably installed on the periphery of the inner side wall of the control chamber, and short shafts are fixedly installed at the inner side ends of the threaded rods. Safety is guaranteed through double adsorption, the adjustable suction cups are matched with multiple sizes, intelligent folding and stable stacking are achieved, synchronous cleaning and strong adsorption can be achieved, the efficiency is improved through the lightweight design, and the safety, adaptation and stability problems of heat preservation plate stacking are comprehensively solved.

An indoor horticulture system with modular units arranged in rows within a grow room separated from an air control room by a divider wall. Each row of modular units has air intake and air outlet ducting. The air intake ducting is configured to transmit air from the air control room to the modular units via an air supply fan within each modular unit. The air exhaust ducting is configured to transmit air from the modular units via an air exhaust fan within each modular unit through the air control room and to exhaust air outside of the building. Each modular unit and the air control room has an air temperature sensor. Power dampers in the air control room are controlled by input from the air control room sensor. The speed of the air supply and exhaust fans are controlled by input from the sensors in the modular units.

The invention relates to the technical field of metallurgical chemical equipment monitoring, and particularly discloses a gas purification heat exchanger online diagnosis system and method based on multi-source data fusion, an infrared thermal imaging data acquisition unit adopts an explosion-proof uncooled infrared focal plane detector and is used for continuously acquiring temperature field distribution infrared video streams on the outer surface of a heat exchanger; the process parameter sensing unit comprises a temperature sensor, a pressure sensor and a flow sensor, and all sensor signals are accessed to a DCS (Distributed Control System) through a PROFIBUS-DP bus; the data integration and processing unit is an industrial server deployed in a control room, acquires process parameter time sequence data from a DCS system in real time through an OPC UA protocol, and receives an infrared video stream through a private network; according to the method, accurate identification and positioning of early hidden faults are realized, the situation that small diseases drag large disasters is avoided, the diagnosis result visualization degree is high, and the operation and maintenance efficiency and the response speed are improved.

The invention belongs to the technical field of ring main units, and discloses a ring main unit based on dry air insulation and intelligent monitoring. The ring main unit is provided with a cable chamber working bin, a numerical control monitoring mechanism and a protection mechanism, the numerical control monitoring mechanism is provided with a control chamber and a real-time monitoring assembly, the real-time monitoring assembly comprises a monitoring host and a conduction wire, and the monitoring host is used for monitoring working state parameters of a switch chamber in real time through the conduction wire; the protection mechanism is provided with a mechanism chamber and the switch chamber, and the switch chamber is filled with positive-pressure dry air and is provided with an epoxy resin composite insulator. Based on the above structure, a dual insulation system of dry air insulation and epoxy resin composite insulators is adopted, a basic monitoring architecture capable of sensing the state of a switch room in real time is constructed while environmental protection is realized to replace SF6, and the problems of environmental protection defects and state monitoring deficiency of a traditional gas insulation ring main unit are solved.

The invention relates to the technical field of infrared image processing, in particular to an autonomous inspection operation device and method for a control room, and solves the technical problem of low temperature detection precision in the prior art. The device comprises a data acquisition unit which is used for acquiring infrared image data of equipment in a control room; the infrared image data is used for representing an infrared time domain signal acquired based on infrared radiation reflection of the surface of the equipment in the control room; the signal processing unit is used for carrying out adaptive time-frequency transformation based on an infrared time-domain signal in the infrared image data to obtain a corresponding time-frequency matrix; the time-frequency matrix is used for representing energy distribution of infrared radiation on the surface of equipment in the control room at different times and different frequencies; and the inspection unit is used for separating the target heat radiation based on the time-frequency matrix and performing equipment temperature inspection according to the separated target heat radiation.

The invention provides an external assembly type tower crane anti-climbing device, and belongs to the technical field of tower crane anti-climbing. Comprising a plurality of frames, a plurality of mounting plates are fixed to the side faces of the frames, the adjacent frames are perpendicularly arranged, the mounting plates between the adjacent frames are vertically aligned, and the vertically aligned mounting plates are fixedly connected through screws. By arranging the frame, the panel and the round rollers, when the tower body has a certain height and an entrance for entering a control room is located on the side face of the tower body, the fence composed of the frame and the panel is fixed to the periphery of the tower body, and when a person wants to climb the tower body, due to the fact that the surface of the panel is smooth and the feet of the person have no acting points, the person cannot climb the tower body, and the safety of the person is improved. When a person binds a hook on a rope and hangs the rope on the tower body, the person wants to climb the tower body with the help of the rope at the moment, and when the feet step on the panel, the round roller rotates, so that the feet of the person have no leveraging point, the person is further prevented from climbing the tower body, and safety protection for the person is achieved.

The utility model provides a metal plate spliced environment-friendly gas ring main unit, which comprises a gas tank assembly body, a control chamber assembly body, a mechanism chamber assembly body and a cable chamber assembly body, one side of the gas tank assembly body is connected with the mechanism chamber assembly body through a connecting bolt, the control chamber assembly body is arranged at the upper part of the mechanism chamber assembly body, and the cable chamber assembly body is arranged at the lower part of the control chamber assembly body. A cable chamber assembly body is installed on the lower portion of the air box assembly body and the lower portion of the mechanism chamber assembly body, positioning installation holes are formed in the side faces of the air box assembly body and the mechanism chamber assembly body, and a mechanism chamber insulation fixing top plate is installed on the upper portion of the mechanism chamber assembly body. According to the utility model, the mechanism chamber insulation fixing left side plate and the mechanism chamber insulation fixing bottom plate are bent in a Z shape, and the connecting bolts are welded on the upper side of the gas box assembly body and are fixed by the nuts, so that the interference of a gas box welding seam is avoided, the assembly tolerance is not influenced by the size of the welding seam, and the consistency of the appearance size of the assembled ring main unit can be ensured; and on-site cabinet combination installation is facilitated.

The application discloses an encryption method fusing quantum key and post-quantum cryptographic algorithm, and belongs to the technical field of data encryption. The original quantum key is generated by a BB84 protocol QKD device, and a post-quantum key generation seed, a lattice noise scaling factor and a quantum enhanced session base key are obtained through hash derivation; quantum derived mask is generated by combining the original quantum key and the operation data characteristics of the water and power terminal; the quantum mask protection data is obtained by performing XOR preprocessing on the data to be encrypted; based on the post-quantum encryption algorithm, the two-part basic ciphertext is generated by using the above-mentioned seed, parameters and protection data; the original quantum key is divided into pieces to obtain quantum enhanced encryption values, and the two-part ciphertext is subjected to secondary disturbance encryption and XOR processing, thereby forming enhanced ciphertext; and finally, the enhanced ciphertext and the check code are spliced and transmitted to the central control room. Through multi-level encryption and key enhancement, the security and attack resistance of data transmission in the water and power terminal and the like are significantly improved.

The application discloses a kind of high temperature gas cooled reactor module arrangement structures, including reactor plant, and nuclear auxiliary plant, electrical plant and main control room for reactor plant;Two independent, identical high temperature gas cooled reactor nuclear steam supply system modules are arranged in reactor plant.In the present scheme, the high temperature gas cooled reactor module containing two high temperature gas cooled reactor nuclear steam supply system modules is regarded as a standardized product, and can be assembled into a type unit according to market demand, under the premise that each high temperature gas cooled reactor nuclear steam supply system module has independent, identical inherent safety characteristics, so that multiple standardized modules can be independently operated and maintained, and the demand for long-term, continuous and stable supply of high temperature and high pressure industrial steam in various petrochemical parks is met.Furthermore, multiple high temperature gas cooled reactor modules can be flexibly combined to adapt to different load capacity, site conditions and construction scale.

The application provides a method and device for controlling the rotating speed of an indoor fan, an air conditioner and a storage medium. The method comprises the following steps: obtaining a sound signal corresponding to the indoor fan; obtaining a to-be-used amplitude based on the sound signal and a preset time length; determining a target rotating speed value based on the to-be-used amplitude, a to-be-used rotating speed value, the preset time length and a pre-obtained gain coefficient; and adjusting the rotating speed of the indoor fan to the target rotating speed value, so as to reduce the noise corresponding to the indoor fan. Compared with the method of changing the structure of the motor to reduce the noise corresponding to the indoor fan, the rotating speed of the indoor fan can be adjusted more flexibly and accurately, which is equivalent to improving the flexibility and accuracy of reducing the noise of the indoor fan.

The concrete powder stable supply system comprises a conical tank body and a pressure pump, the tank body is sealed, the bottom of the tank body is connected with a control chamber, a rotator is arranged in the control chamber, the top of the tank body is provided with a pressure pipe, the bottom of the control chamber is connected with a driving pipe, and the driving pipe is connected with the pressure pump. An accelerator is loaded into the vacuum tank body, uniform pressure is applied through the pressurizing pipe, output of the accelerator is controlled, the accelerator can rotate uniformly through the rotator, and the accelerator can be conveyed to the control chamber through the pressurizing pipe, so that the accelerator can be conveyed to the control chamber, and the accelerator can be conveyed to the control chamber. The quantitative accelerator and pressurized gas output and input by the pressure pump are mixed and guided into the concrete through the mixing pipe, so that when the powdery accelerator is guided into the flow-state concrete pressure pipe of the sprayed concrete pouring device, the powdery accelerator can be quantitatively supplied, and the accelerator-transported concrete under the pressure can be uniformly distributed and stirred.

The invention relates to the technical field of vehicle butt joint, and discloses an intelligent framework for automatic alignment of a trailer and a container and an alignment method.The framework comprises a butt joint beam framework, a control room, a container lifting assembly and an intelligent auxiliary alignment assembly; the butt-joint beam framework comprises a top beam, a hoisting beam and a bottom beam which are sequentially arranged from top to bottom; the control room is arranged on the top beam in a hoisting mode, the container lifting assembly is arranged on the hoisting beam, the intelligent auxiliary alignment assembly is arranged on the bottom beam, an alignment area is arranged below the bottom beam, and the intelligent auxiliary alignment assembly is in communication connection with the container lifting assembly, the trailer and the control room. The control room is used for controlling the intelligent auxiliary alignment assembly and positioning the trailer and the container lifting assembly in the alignment area. The technical problems that in the prior art, trailer alignment depends on manual operation, efficiency is low, precision is poor, and potential safety hazards exist are solved.

Provided are a control device for an outdoor unit and a control method for the outdoor unit that make it possible to reliably reduce the risk of fire caused by leakage of a refrigerant into the outdoor unit. A control device (50) for an outdoor unit comprises: a control unit (51) that controls rotation of a fan (61) provided to an outdoor unit; and a storage unit (52) that stores information related to detection of leakage of refrigerant from a refrigerant detection sensor that detects leakage of refrigerant into the outdoor unit. The control unit (51) starts the rotation of the fan (61) when the storage unit (52) is storing information related to the detection of leakage of refrigerant from the refrigerant detection sensor when the power of the outdoor unit is turned on.

The application discloses a master-slave separated embolism agent mixed injection device, which solves the liquid layering phenomenon in the operation process, and comprises an execution end arranged in an operating room and a control end arranged in a control room and capable of controlling the execution end. The control end comprises an embedded controller, a signal collector and an injection handle, the control end and the execution end are in wireless communication, the execution end comprises a drug carrying module, a shaking module and an injection module; the drug carrying module is used for carrying a needle cylinder carrying a drug; the injection module is used for pushing the needle cylinder on the drug carrying module in an injection direction to perform injection; and the shaking module is used for reciprocating the needle cylinder in the drug carrying module in a direction perpendicular to the injection direction. In the application, the shaking module realizes reciprocating operation by cooperation of a rack and a non-complete gear, the needle cylinder can realize small-range shaking in a horizontal plane, and finally the purpose of mixing the drug liquid is achieved, which is close to the artificial mixing process.

The utility model discloses a compound biological organic fertilizer production efficient heap turning equipment, specifically relates to the organic fertilizer heap turning technical field, including the heap turning machine body, the one side of heap turning machine body is provided with the control room, is provided with the limiting mechanism on the heap turning machine body, and the limiting mechanism is used for avoiding fertilizer to scatter, the front side of heap turning machine body is installed with two supports, and the inboard of two supports all rotatoryly connects with electric push rod, and the front side of heap turning machine body is installed with two groups of butt joint seat, and all rotatoryly connect with the pivot between every group butt joint seat, and the outside of pivot is fixed with the gather board, and is installed with the hinged seat on the gather board, and the output of electric push rod is rotatoryly connected with hinged seat, and the rear side of heap turning machine body is provided with the even mechanism of sweeping.

The invention provides an escalator remote function safety device based on a safety PLC and a control method, and relates to the technical field of elevator safety control, and the escalator remote function safety device based on the safety PLC comprises an AI abnormal behavior detection module; a master control room monitoring and output module; a signal transmission module; an escalator control cabinet detection module; and a safety loop control module. By means of AI behavior recognition, safety PLC closed-loop control and remote signal transmission, remote emergency stopping of the escalator under the abnormal working condition is achieved, the SIL2 safety integrity level requirement of the IEC61508 standard is met, and the system is suitable for escalators and moving sidewalks in crowded places such as shopping malls, subway stations and airports.

This invention discloses a forestry safety protection system and its safety management method, relating to the field of forestry safety protection technology. To enable real-time adjustment of the spray angle during firefighting, the system includes a control center, a water supply module, and multiple forestry safety protection devices. Each device includes a base and a control room, with a control unit connected to the control center via signal transmission. The method includes the following steps: installing the forestry safety protection device at a designated location; and monitoring the presence of fire in real-time using a camera module. During firefighting, the adjusting motor drives the adjusting stud to rotate, which, guided by the guide column, raises and lowers the lifting seat. Because the support column is fixed, the angle of the adjusting arm changes during the lifting seat's movement, based on the limiting effect of the support column, thereby altering the spray angle of the nozzle to meet firefighting requirements and improving reliability.

The invention relates to the field of coking coke oven dust removal, in particular to a coke oven water seal tank drainage control system which is applied to a water seal tank, and a machine vision unit is used for identifying and judging whether a drainage branch pipe is blocked or not and the turbid state of water drained by the drainage branch pipe, and sending a judgment result and the turbid state to a main control unit; the main control unit is mounted below the water seal tank or in the power distribution room, and is used for receiving a signal of the machine vision unit and controlling the unblocking unit according to a judgment result and a turbid state; the production acquisition unit is arranged in the centralized control room and is used for acquiring coke discharging and coal charging plans of the coke oven and acquiring a target oven number of a coke oven vehicle; the vehicle-mounted control unit is installed in a coke oven vehicle distribution room and used for collecting vehicle information and transmitting the collected vehicle information to the main control unit through wireless communication. The unblocking unit utilizes high-pressure water to wash oil sludge of the water seal tank drainage branch pipe, and unblocking is achieved. Dynamic drainage can be realized according to dust settling time, drainage frequency is intelligently controlled, and the problem of coke powder deposition is effectively solved.

The utility model provides a pressure regulation control system for a riser of a coke oven. The pressure regulation control system comprises a PLC (Programmable Logic Controller) system, a remote monitoring system, a remote IO (Input / Output) system and a riser opening and closing regulation system, the PLC system is used for controlling the opening degree of a turning plate of the whole turning plate pressure regulating control system and changing the area of a channel of the raw gas guided into the gas collecting pipe; the remote monitoring system is installed in a central control room; the remote IO system is used for collecting and transmitting information of the turning plate air cylinder on site and transmitting an executed control instruction; and the ascending pipe opening and closing adjusting system is used for receiving information of the PLC system to open and close a flap valve of an ascending pipe bridge pipe. According to the system, a cylinder, a valve positioner and other components are arranged on a mechanical water seal flap valve, a PLC system is used for controlling the opening degree of a flap, the area of raw gas guided into a gas collecting pipe channel is changed, and the purpose of adjusting the bottom pressure of a carbonization chamber is achieved by adjusting the guided-out amount of the raw gas.

1. The name of the design product: the emergency purification device of the weaving control room. 2. The use of the design product: for indoor air filter purification. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective drawing.

The invention of intelligent subsurface injection irrigation system is a type of integrated injection irrigation system that intelligently irrigates plants and uses available water resources with maximum economy and highest possible efficiency. The present invention includes an inverted conical tank and a water supply system equipped with a floater, a digital moisture meter sensor equipped with a transmitter as well as a humidity sensor information transmission system and also a sensor and thermostatic valve system for connecting and disconnecting the water, a water transfer pump from the main water storage pool to the water transfer network, a control room and a liquid fertilizer injection system in the transfer network as well as a bypass equipped with a valve in the water transfer network and a water storage pool and aquaculture. Also this invention relates to subsurface irrigation methods and systems for detection of humidity and temperature for correct watering.

The invention discloses a vehicle bottom monitoring alarm system based on optical fiber cameras, which belongs to the technical field of vehicle safety monitoring and comprises a shooting module and two optical fiber cameras symmetrically assembled in the middle of a vehicle bottom, and the two optical fiber cameras respectively shoot the front and the rear of a vehicle; the vehicle central control module is assembled in a vehicle central control room, is connected with the shooting module through an optical fiber, and receives the image shot by the shooting module for recognition; the alarm module is assembled in a vehicle central control room, is electrically connected with the vehicle central control module, and gives an early warning when the vehicle central control module recognizes an obstacle; the two optical fiber cameras are symmetrically arranged in the middle of the bottom of the vehicle and shoot the front portion and the rear portion of the vehicle respectively, whether an obstacle exists in front of the vehicle or not can be judged in time, whether the obstacle influences the rear portion of the vehicle or not can be judged in time, meanwhile, automatic recognition is arranged to assist obstacle judgment, and the monitoring effect is improved.

The application provides a pump body assembly and a compressor. The pump body assembly comprises a cylinder assembly, a sealing element arranged at both ends of the cylinder, and a working chamber formed between the sealing element and the inner circle of the cylinder. The cylinder is provided with a control chamber, and a side wall of the control chamber is provided with an enthalpy-increasing channel communicated with the working chamber. A high-pressure guide channel is arranged on the side wall of the working chamber, and one end of the high-pressure guide channel is arranged on the side wall of the working chamber, and the other end of the high-pressure guide channel is arranged on the side wall of the control chamber. A control valve is arranged in the control chamber, and the control valve has a closed position for closing the enthalpy-increasing channel and the working chamber, and the control valve has an open position for connecting the enthalpy-increasing channel and the working chamber. A roller is arranged in the working chamber, and the roller has a plugging position for plugging the high-pressure guide channel and the working chamber, and the roller has a avoiding position for avoiding the high-pressure guide channel to connect the high-pressure guide channel and the working chamber. The problem that the communication between the enthalpy-increasing port and the suction port affects the suction is solved.

The invention relates to the technical field of welding robots, in particular to a movable welding robot which comprises a traveling bearing platform, electric rolling wheels are fixedly connected into the traveling bearing platform, a bearing fixing plate is fixedly connected to the top of the traveling bearing platform, and a pneumatic telescopic rod is fixedly connected to one side of the upper portion of the bearing fixing plate. The top of the pneumatic telescopic rod is fixedly connected with a fixing block, the top of the fixing block is fixedly connected with a radar detection mechanism, the other side of the fixing block is fixedly connected with an electromagnetic adsorption block, and the other end of the electromagnetic adsorption block is fixedly connected with a welding monitor. Through the arranged mechanical arm, the welding monitoring and control room can remotely control the mechanical arm to operate, the safety of workshop workers can be effectively guaranteed, shifting welding is conducted through the mechanical arm and electric rolling wheels, and the labor intensity of the workers can be reduced.

Air conditioning system for a vehicle with an idle-stop function, comprising: an indoor / outdoor air ratio control device (21a, 21b, 28) for controlling an introduction ratio between indoor and outdoor air, wherein the indoor / outdoor air ratio control device (21a, 21b, 28) is installed in a vehicle with an idle-stop function of an engine (11) and has an indoor / outdoor air flap (21a) for switching indoor and outdoor air, which is arranged in an air conditioning duct, which introduces outdoor air from outside a vehicle interior via an outdoor air inlet (21i) and indoor air from inside the vehicle interior via an indoor air inlet (21j) and discharges the outdoor and indoor air into the vehicle interior via a nozzle (21k),wherein the indoor / outdoor air flap (21a) is arranged downstream of the indoor and outdoor air inlet and comprises an indoor / outdoor air flap actuator (21b) for actuating the indoor / outdoor air flap (21a); ​​an air flow rate control device (21c, 28) arranged downstream of the indoor / outdoor air ratio control device in the air conditioning duct and which controls an air flow rate of the air to be introduced; a temperature control device (21d, 28) arranged downstream of the air flow rate control device in the air conditioning duct and which controls the temperature of the introduced air in response to activation of the motor; an air conditioning operating section (29) configured for setting the air flow rate, a temperature, and an indoor / outdoor air mode for air conditioning; and an outdoor air temperature sensing device (31) for sensing the outdoor air temperature, characterized in thatthat the air conditioning system has an air conditioning control unit (28), A / C ECU (28), for performing general control of the air conditioning system, wherein the air conditioning control unit (28) is configured, while the vehicle is in an idle-stop state and the outside air mode is set by the air conditioning operating section (29), to adjust the opening degree of the inside / outside air flap (21a) to a first predetermined opening degree (Θ1) by means of the inside / outside air flap actuator (21b), thereby causing the proportion of outside air to be higher than that of inside air when the outside air temperature (Ta) detected by the outside air temperature sensing device (31) is lower than a first predetermined temperature (T1); to adjust the opening degree of the inside / outside air flap (21a) to a second predetermined opening degree (Θ2) to cause the proportion of inside air to be higher than that of outside air,when the outside air temperature (Ta) is greater than or equal to a second preset temperature (T2), and to adjust the opening degree of the inside / outside air flap (21a) according to the outside air temperature (Ta) to a value between the first preset opening degree (Θ1) and the second preset opening degree (Θ2), when the outside air temperature (Ta) is greater than or equal to the first preset temperature (T1) and lower than the second preset temperature (T2), and the air conditioning control (28) is further configured, while the vehicle is in the idle-stop state, for the air flow control device (21c, 28) to set a blower stage of a blower unit (21c) to a preset blower stage (Lo2) when the blower stage is greater than or equal to the preset blower stage (Lo2), and to maintain the blower stage of the blower unit (21c) at the current stage when the The fan speed is lower than the specified speed (Lo2).

The utility model discloses a local connection combination structure of a ballast type model ship, which relates to the technical field of ship model connection structures, and comprises a ship body, a splint layer is arranged on the upper surface of the ship body, a control room is arranged on one side of the upper surface of the ship body, an antenna is fixedly welded on the upper surface of the control room, and the upper surface of the control room is provided with an antenna. A cabin body is arranged on the lower surface of the ship body, a plurality of supporting frames distributed at equal intervals are fixedly arranged on the lower surface of the ship body, clamping plates are symmetrically and fixedly arranged in the cabin body, the clamping plates are connected with the corresponding supporting frames in a clamped mode, and main supporting beam grooves and a plurality of connecting grooves are formed in the supporting frames. According to the local connection combination structure of the ballast type model ship, through the clamping connection mode of the supporting frame and the clamping plate and the cooperation of the clamping groove and the receiving groove, the connection between the cabin body and the ship body is more stable, various external forces in the sailing process can be borne, and the risk that the cabin body is loosened or falls off is reduced.

The invention discloses a rail surface defect detection system based on improved YOLOv11s and RK3588, and relates to the technical field of rail defect detection.The rail surface defect detection system is characterized in that a visual acquisition module acquires a rail video stream in real time through a camera mounted on mobile inspection equipment, and transmits the rail video stream to a defect processing module; after the defect processing module receives the rail video stream, the defect information of the rail surface is recognized and positioned, finally, the recognized defect information of the rail surface is visualized through the visualization module, and then corresponding maintenance measures are taken. According to the invention, intelligent rail defect detection based on orange pie is realized, an RK3588 AI chip, an improved YOLOv11s algorithm, an ATGM336H GPS module and a TCP communication mechanism are fused, rail images can be acquired in real time, defects can be identified, positions can be recorded, and data can be uploaded to a central control room in the running process of a train, so that a whole-process intelligent detection system integrating acquisition, processing, transmission and display is formed.