49results about How to "With automatic detection" patented technology

The invention discloses a general rapid intelligent charger and a charging method thereof, mainly comprising a power module, a battery test analysis module, a charging parameter regulation and dynamic control module, an integrated control test module, a charging module and an indication module. Adopting a single chip as a control unit, the charger incorporates four storage battery charging control processes of pre-charging control, rapid charging control, supplementary charging control and trickle charging control to realize the whole process control of charging execution circuit, thus greatly improving the charging effect and effectively prolonging the actual life of battery. The charger can also identify different battery types, adjust the charging procedures of the controller according to the optimum charging curve automatically and charge different types of storage batteries.

The invention discloses a lightweight peccancy parking detection device based on full view vision. The device comprises a full view vision sensor which is used for acquiring a video image of a wide range monitoring zone and a microprocessor which is used for analyzing and understanding the video image and carrying out peccancy parking detection. A high definition camera is connected with the microprocessor through a video interface, and carries out real-time vision detection on vehicles on a road. When the behavior of peccancy parking is detected in a vision detection range, a peccancy parking driver is told or warned not to carry out peccancy parking through a voice playing unit. If the parking time exceeds a specified time threshold, a system snapshots a peccancy vehicle, and automatically generate a peccancy parking record. According to the invention, a video image detection method which uses points to replace a side is used to reduce spatial redundancy, thus lightweight peccancy parking vision detection is realized.

The invention relates to a bionic self-healing material for air leakage stoppage in a coal mine. The bionic self-healing material comprises a fast-setting expanding material, microcapsules containing a healing agent, and a catalyst, wherein the fast-setting expanding material comprises several of a cement clinker, coal ash, steel slag, mountain flour, salty mud, carbide slag, an expanding agent, a water reducing agent and sand, and each microcapsule is composed of a wall material (polymer resin) and a core material (the healing agent); the wall material of each microcapsule is at least one of urea resin, melamino-formaldehyde resin, melamine urea-formaldehyde resin and polyurethane, the healing agent is at least one of olefins containing double bonds, such as polyurethane prepolymer, isocyanate, phenolic resin, epoxy resin, styrene, acrylics and dicyclopentadiene (DCPD), and the catalyst is at least one of Grubbs catalyst, dibutyltin dilaurate and amines. The bionic self-healing material for air leakage stoppage in the coal mine disclosed by the invention has the advantages of being automatic in detection and healing, moderate in expansion, fast to set, good in conveying performance, strong in setting performance, green and environmentally friendly, and low in price.

The invention provides an automatic temperature-control electronic cigarette with a titanium wire. The automatic temperature-control electronic cigarette with the titanium wire is characterized by comprising an atomizing wire, a sampling circuit, a singlechip and a power adjusting circuit, wherein the resistance value of the atomizing wire is changed positively along with a temperature value; the atomizing wire is the titanium wire; the sampling circuit is serially connected with the atomizing wire; the singlechip is connected with an outputting end of the sampling circuit and can process analog signals outputted by the sampling circuit; the power adjusting circuit is connected with the singlechip and is controlled by the singlechip; and an outputting end of the power adjusting circuit is connected with the sampling circuit. The resistance temperature coefficient of the atomizing wire is large, when the temperature of the atomizing wire is changed, real-time current values at two ends of the atomizing wire can be acquired accurately, are converted, acquired, amplified and processed and then are converted into real-time temperature values, power on the atomizing wire is controlled and adjusted by the singlechip through a comparison result of the real-time temperature values and a preset temperature value, the temperature of the atomizing wire is adjusted, and after the temperature of the atomizing wire reaches the preset temperature, heat preservation on the atomizing wire can be carried out. The automatic temperature-control electronic cigarette has an automatic detection function, an automatic temperature control function and a function of keeping constant temperature.

The invention discloses a water temperature automatic control circuit for a temperature constant water heater. The water temperature automatic control circuit for the temperature constant water heater comprises an electric heater power supply circuit, a voltage transformation rectifying voltage stabilizing circuit, a display circuit, a mini-type electric water valve circuit, a trigger circuit , a microcomputer chip and a control signal transmission circuit. According to the water temperature automatic control circuit for the temperature constant water heater, the microcomputer chip control technology is adopted, the output power can be adjusted at any time according to dynamic data of the in-out water temperature and the setting temperature, and the water volume is adjusted through a mini-type water valve motor, so that the effect of enabling the effluent water temperature to be constant at any time is achieved and even in winter, when the water volume is large and the water temperature is low, the water heater can automatically adjust the water volume to achieve constant temperature and achieve the effect of being good in utilization comfort of bath and sanitary water.

The invention provides an automatic temperature control platinum wire electronic cigarette, which is characterized by comprising an atomization wire, a sampling circuit, a singlechip microcomputer and a power adjustment circuit, wherein a resistance value of the atomization wire varies positively along with a temperature value, the atomization wire is a platinum wire, the sampling circuit is connected with the atomization wire in series, the singlechip microcomputer is connected with the output end of the sampling circuit and capable of processing analog signals outputted by the sampling circuit, the power adjustment circuit is connected with the singlechip microcomputer and controlled by the singlechip microcomputer, and the output end of the power adjustment circuit is connected with the sampling circuit. According to the invention, the platinum-wire atomization wire with a high oxidation resistance and a high temperature coefficient of resistance is adopted, a real-time current value at both ends of the atomization wire can be acquired more accurately when the temperature of the atomization wire changes in the long-time using process, the real-time current value is converted into a real-time temperature value through conversion, acquisition, amplification and processing, the singlechip microcomputer controls and adjusts the power loaded on the atomization wire through a result of comparing the real-time temperature value and a preset temperature value, thus the temperature of the atomization wire is adjusted, and heat preservation is carried out after the preset temperature is reached. The automatic temperature control platinum wire electronic cigarette has function of automatic detection, temperature control and constant temperature.

The invention provides a power production safety monitoring system and a control method thereof. The power production safety monitoring system comprises a data collection and output layer, a data transmission layer, a data processing layer and a monitoring center layer. The data collection and output layer comprises an access control system, a personnel positioning system, a video monitoring system, an emergency broadcasting and communication system, an environment monitoring system, a disaster alarm control system and a hydraulic / geological monitoring system, which are connected with switches. The data processing layer comprises servers connected with the switches. The monitoring center layer comprises an access control and personnel positioning working station, a video monitoring workingstation, an emergency broadcasting and communication working station, an environment monitoring and alarm working station, a fall-proof monitoring working station, a hydraulic / geological monitoring working station and a system integration working station, which are connected with switches. The system integrates the information of sub-systems and performs determination and control according to integrated information, thereby making up loopholes and defects in hydropower station monitoring.

The invention relates to an automatic sorting machine for tact switches. The automatic sorting machine mainly solves problems of troublesome operation, low work efficiency, large measurement errors and low repeat accuracy caused by manually measuring parameters of tact switches. The automatic sorting machine for the tact switches comprises a framework, a feeding device, a detecting device, a classifying device and a computer control center are sequentially mounted on the framework, the feeding device is used for conveying the tact switches, the detecting device is used for detecting parameters of the tact switches, and the classifying device is used for classifying qualified tact switches and unqualified tact switches. The automatic sorting machine for the tact switches has the advantages that the automatic sorting machine has an automatic tact switch detecting function, the qualified products are automatically sorted, and two tact switches can be simultaneously measured and classified.

The invention provides an intelligent substation secondary equipment test platform based on all-digital real-time emulation. A real-time data forwarding platform comprises a digitization interface device. The digitization interface device comprises a computer case, a base plate, a power source plate, a synchronous plate and function plates, wherein the base plate, the power source plate, the synchronous plate and the function plates are located in the computer case, the number of the function plates ranges from one to six, and the base plate provides a power source bus and a synchronous bus for the digitization interface device through the inserted power source plate and the synchronous plate. The digitization interface device is communicated with the Ethernet through a hundred M exchanging chip and an emulation system computing platform, the synchronous plate receives and decodes an external synchronous signal and sends the decoded synchronous signal to the synchronous bus, and all function plates are connected with the synchronous bus to guarantee clock synchronization. According to the provided test platform, the digitization interface device which is of a computer case structure is adopted in the real-time data forwarding platform, and the number of the function plates inserted into the digitization interface device can be selected according to the scale of an intelligent substation to be tested.

The invention discloses a device for preventing an elevator cage from abnormally moving. The device comprises a braking mechanism installed on a cage large beam, a reset mechanism arranged at one end of the braking mechanism, and an electrical detecting mechanism. The braking mechanism comprises a shell. A U-shaped action jaw is arranged on one lateral side of the shell. An elevator T-shaped guide rail is located in the U-shaped action jaw. Electromagnets and brake pads are symmetrically arranged on the two sides of the U-shaped action jaw. The brake pads are installed at the ends of the electromagnets and are stretched out and drawn back under the control of the electromagnets so as to clamp and release the elevator T-shaped guide rail. The electrical detecting mechanism comprises a magnetic strip installed on the elevator T-shaped guide rail and a magnetic strip sensor opposite to the magnetic strip. The magnetic strip sensor is installed on the side, with the U-shaped action jaw, of the shell. By the adoption of the mechanical and electrical integration design, the device has the advantages of being capable of conducting detection and recognition automatically, high in response speed and short in braking length.

The invention relates to a laser repair device with an automatic detection function, which comprises a base, a bracket part, a laser device, a detection lens group and a backlight box, wherein the base is provided with a detection working part which corresponds to the detection lens group, a repair working part which corresponds to the laser device and a moving part which is used for placing an object to be detected and can do a first axial movement; the laser device can do a second axial movement on the bracket part; a plurality of lenses of the detection lens group are used for capturing images, and an overlay image processing module is used for processing retrieved image overlap; and during repair, the first axial movement of the moving part and the second axial movement of the laser device are utilized to repair a dead pixel position. The laser repair device has the advantages and the effects of convenient use, time saving, precise detection, automation detection, and the like.

The invention discloses a water heater water supply system with a rear circulating pump and a control method. The water heater water supply system comprises a shell, a heat exchanger and a combustor for heating the heat exchanger are arranged in the shell, a cold water inlet and a hot water outlet which communicate with the heat exchanger are formed in the shell, a circulating pump is arranged ona pipeline enabling a water outlet of the heat exchanger to communicate with the hot water outlet, and a controller which is electrically connected to the circulating pump and the combustor is furtherarranged in the shell. The water heater water supply system has the advantages that the circulating pump is arranged at the hot water outlet end, so that installed parts are reduced, the structure issimple, the energy consumption is low, and the cost is saved.

The invention relates to a load-bearing conductive signalling non-extension cable of a slided intelligent clinometer. The cable is characterized in that a connector at a top of the cable and a master controller of the cable are fixed on the inner wall of a reel of an intelligent coiling machine; a core wire at the starting end of the cable is anchored on the connector at the top of the cable, an outgoing line thereof is connected with a signal input wire of the master controller of the cable, the core wire material of the cable is a stainless steel parallel thread; tinfoil rings are arranged at equal spacing on an overcoating insulation layer of the cable; the cable and the tinfoil rings are plastic-packaged in a plastic package layer; the cable winds around the reel and is connected with a probe connector through the lower end of the reel; the probe connector is internally provided with a cable terminal anchorage device, a probe sensor connection terminal and a sealing gasket; a cable core tensioning pressing plate presses the cable; a cable terminal core wire is anchored on the terminal anchorage device; the outgoing line is connected with the probe connection terminal and the probe positioning device and the cable are in the non-contact state. The cable of the invention has the following advantages that the cable features small diameter, light weight, large tensile strength and small deformation and integrates the functions of load bearing, power supply and data transmission; in addition, the length of the cable can be automatically detected.

The invention relates to a diesel engine oil aging monitor which comprises a sensor and a detecting circuit, wherein the sensor comprises a motor, a friction head and an oil measuring pipe, wherein the friction head is arranged inside the oil detecting circuit and is attached with the inner wall of the oil measuring pipe; the rotation shaft of the friction head is connected with the motor which is connected with the detecting circuit. When the oiliness of engine oil fell down to a certain degree, the friction head builds up, the motor burden builds up to the set valueú¼the circuit rotatesú¼the guiding lamp sends the alarm guide.

The invention discloses a universal wagon for a stage. The universal wagon comprises a power system, a wagon body and a plurality of wheels driven by the power system, wherein a plurality of protecting wheel mechanisms are arranged on the wagon body; an inner cavity is formed in the wagon body; each of the protecting wheel mechanisms comprises a downward-pressing spring located in the inner cavity, a spring base located in the inner cavity, vertical rods which can move up and down relative to the wagon body, an auxiliary frame connected with the lower ends of the vertical rods and universal wheels arranged on the auxiliary frame; the lower end of the downward-pressing spring is connected with the upper end of the corresponding vertical rod, and the upper end of the downward-pressing spring is connected with the spring base; and the spring base is fixed to the wagon body. The universal wagon disclosed by the invention has the beneficial effects of being reasonable in structure, capable of moving or transporting on the stage, and being good in stability of the process of moving and transporting, and high in supporting capacity, and the universal wagon has strain capacity of automatically detecting and performing protection actions, so that high safety can be guaranteed.

The invention discloses a negative control terminal communication interface bidirectional tester based on electricity larceny preventing device. The tester comprises a shell (2). A display (1), a state indicating lamp (3), an operating panel (4) and an RS485 wiring terminals are disposed in front of the shell (2), a battery case (6) is disposed at the bottom of the shell (2), a 220V AC (alternating current) power supply interface (7) is arranged on the side of the shell (2), and an electronic circuit formed by mounting electronic devices on a circuit board is arranged in the shell (2). Reliability of computer test is utilized, the requirements for convenient carrying and simple operation of field test are satisfied, communication failure can be checked easily, and help is provided for communication networks for collecting power application information of power users of national power grid companies.

The invention relates to a fireproof and electric leakage protection switch with automatic detection and self-resetting functions. The protection switch comprises a control chip, a relay, a voltage reduction circuit, a power source circuit, an electric leakage detection circuit, a fire arc detection circuit, a mains supply detection synchronous circuit and a driving circuit; the electric leakage detection circuit comprises a mutual inductor coil HGQ1; two input lines of A mains supply penetrate through the mutual inductor coil HGQ1; one end of the mutual inductor coil HGQ1 is grounded, and theother end of the mutual inductor coil HGQ1 is connected with the pin of the control chip; the fire arc detection circuit comprises a mutual inductor coil HGQ2; one input line of the mains supply penetrates through the mutual inductor coil HGQ2; one end of the mutual inductor coil HGQ2 is grounded, and the other end of the mutual inductor coil HGQ2 is connected with the pin of the control chip; the voltage reduction circuit comprises a first resistor module, a second resistor module and an electronic switch module; and the first resistor module and the second resistor module are connected in series. The protection protective switch has electric leakage protection, fireproof protection and automatic resetting functions. In addition, the invention further discloses a corresponding electric leakage protection method and a fireproof protection method.

The invention discloses intelligent isolation switch equipment and an electric energy meter operation state analysis method. An intelligent isolation switch has an electric quantity measurement function, is adjustable in measurement error level, can be matched with electric energy meters with different precision, and can quickly confirm and locate the misalignment condition of the electric energymeters during operation state analysis of the electric energy meters. Automatic detection is achieved, intelligent power grid development is promoted, and intelligent power grid construction is effectively supported; identification and positioning are accurate; the identification time is short; an on-line identification mode is adopted, and manual intervention is not needed; electric energy meterswith different precision can be matched, and the intelligent isolating switch does not need to be replaced when the precision of the electric energy meters is improved subsequently; and the detectederror can be actively reported.

The invention discloses an online size detector. The detector comprises a workbench, and a first guide plate is arranged on one side of the workbench. A first baffle and a second baffle are welded tothe two sides of the first guide plate correspondingly. Internal thread grooves are formed in the upper ends below the first baffle and the second baffle, threaded rods are arranged in the two internal threaded grooves, a sliding block is arranged on the two threaded rods, nuts are arranged on the two threaded rods, a through groove is formed in the sliding block, a limiting block is fixedly arranged in the center of the through groove, and two sharp corners are fixedly arranged at the bottom end of the limiting block. A second guide plate is arranged below the first guide plate, a first air cylinder is arranged above the second guide plate, a lifting block is fixedly arranged on a piston rod of the first air cylinder, a detection head is fixedly arranged at the bottom end of the lifting block, and a bearing detector is arranged on one side of the upper end face of the workbench. Whether polishing and chamfering of the two sides of the outer ring of a bearing are completed or not can be automatically detected through the limiting block and the two sharp corners, and the detection head and the bearing detector can detect whether the outer spherical surface of the outer ring of the bearing is qualified or not.

The invention discloses a buffering and transferring device for machine tool assembly line machining of spindle parts. The buffering and transferring device comprises a bottom plate, a guide rail, rollers, roller shafts, bearings, bearing end covers, a motor support, a servo motor, a coupler, a lead screw, a mounted bearing, a bearing seat support, a nut seat, a movable support, an air cylinder, a guide rod, a bracket, a robot, a magnetic type part taking device, a binocular camera, a binocular camera support, a part base plate, a temporary storage frame and a positioning pin. According to the buffering and transferring device, automatic feeding and discharging of spindle part assembly line machining are achieved, manual carrying is avoided, automatic workpiece state detection and automatic size detection are achieved, automatic feeding, discharging and storage are achieved, the requirement for simultaneous machining of multiple machine tools can be met, transferring, feeding and discharging of materials among the multiple machine tools are achieved, technical support is provided for an unmanned intelligent production line, the intelligent level of a workshop is improved, and technical support is provided for realizing a digital workshop.

The invention, which relates to the technical field of chip detection, discloses a test device for chip detection. The test device comprise a chip detection bench. A fixed rod is fixedly installed atthe top of the chip detection bench; two brackets are fixedly installed at the top of the chip detection bench and are distributed symmetrically by using the center of the axis of the chip detection bench; and roller rotating drums are movably connected inside the two brackets. A chip is placed inside a chip placing box and is pushed between two connecting plates by a push plate arranged at the top of a hydraulic rod; and a turntable is driven to make rotation by cooperating with a motor arranged inside the transmission box. A rotating rod is fixedly connected to the outer side of the turntable and is in contact with a lap joint plate arranged at the outer side of the rotating plate, so that the lap joint plate rotates regularly and a conveying belt is driven to rotate by cooperating witha first transmission belt; and thus the conveying belt rotates regularly to avoid continuous rotation, so that the incomprehensive detection of the chip is avoided.

The invention provides a device for automatically adjusting the straightness of a mandril of an optical fiber preform as well as and an adjustment method. The device comprises a fixed base, a controlcabinet, a heating device, a pressing device, and two support rotating wheels arranged above the fixed base, wherein the adjacent sides of the two support rotating wheels are used for supporting and placing the mandril, and the two support rotating wheels are driven to rotate along the same direction by means of a drive motor; the control cabinet is internally provided with a microcontroller, andthe microcontroller controls the drive motor to rotate by means of a drive circuit; the heating device is used for softening the mandril; the pressing device is used for applying downward pressure tothe mandril. The device for automatically adjusting the straightness of the mandril of the optical fiber preform as well as and the adjustment method are high in intelligence degree and have the advantages of being automatic in detection, high in adjustment accuracy, high in efficiency, and the like; the whole device does not need to be manually operated; a pressure sensor and a laser diameter measuring device are used for automatically detecting the straightness; the pressing device is used for carrying out pressing adjustment on abnormal points until the accuracy meets the standard position.

The invention discloses a production method and production facility of a waterproof breathable valve, and relates to the production of the waterproof breathable valves. According to the production method of the waterproof breathable valve, a breathable film is embedded into a breathable valve shell through the injection molding technology, the damage to the breathable film is low, and the problemthat the breathable film of the produced waterproof breathable valve falls off due to the environmental influence cannot exist. The production facility of the waterproof breather valve comprises a breathable film automatic stripping and positioning module, a breathable film and breather valve transferring module, a breathable valve cover assembling module and a breathable valve sealing ring assembling module. According to the production method and production facility of the waterproof breathable valve, the problems that the forming period is long due to the fact that the breathable film and abottom film are manually separated and then put into a mold, and the product yield is low due to the fact that the injection molding technology is unstable are solved. Meanwhile, the functions of breathable valve automatic detection, automatic accepted product recognition and screening and automatic assembly are fulfilled.

The invention discloses a lightweight peccancy parking detection device based on full view vision. The device comprises a full view vision sensor which is used for acquiring a video image of a wide range monitoring zone and a microprocessor which is used for analyzing and understanding the video image and carrying out peccancy parking detection. A high definition camera is connected with the microprocessor through a video interface, and carries out real-time vision detection on vehicles on a road. When the behavior of peccancy parking is detected in a vision detection range, a peccancy parking driver is told or warned not to carry out peccancy parking through a voice playing unit. If the parking time exceeds a specified time threshold, a system snapshots a peccancy vehicle, and automatically generate a peccancy parking record. According to the invention, a video image detection method which uses points to replace a side is used to reduce spatial redundancy, thus lightweight peccancy parking vision detection is realized.

The invention provides an automatic temperature control platinum wire electronic cigarette, which is characterized by comprising an atomization wire, a sampling circuit, a singlechip microcomputer and a power adjustment circuit, wherein a resistance value of the atomization wire varies positively along with a temperature value, the atomization wire is a platinum wire, the sampling circuit is connected with the atomization wire in series, the singlechip microcomputer is connected with the output end of the sampling circuit and capable of processing analog signals outputted by the sampling circuit, the power adjustment circuit is connected with the singlechip microcomputer and controlled by the singlechip microcomputer, and the output end of the power adjustment circuit is connected with the sampling circuit. According to the invention, the platinum-wire atomization wire with a high oxidation resistance and a high temperature coefficient of resistance is adopted, a real-time current value at both ends of the atomization wire can be acquired more accurately when the temperature of the atomization wire changes in the long-time using process, the real-time current value is converted into a real-time temperature value through conversion, acquisition, amplification and processing, the singlechip microcomputer controls and adjusts the power loaded on the atomization wire through a result of comparing the real-time temperature value and a preset temperature value, thus the temperature of the atomization wire is adjusted, and heat preservation is carried out after the preset temperature is reached. The automatic temperature control platinum wire electronic cigarette has function of automatic detection, temperature control and constant temperature.

The invention relates to a welder control circuit system which is mainly characterized in that a display operation unit and a signal output module are connected with a welder control unit; data information detected by an output voltage detection module, a temperature detection module, a thermistor and an input voltage detection module is transmitting to the welder control unit through lines; a wireless communication module is also connected onto the welder control unit, and used for sending and receiving communication data; a fan is connected to the output end of a cooling fan control unit through a line; a power-on relay and a power-on relay control unit are electrically connected with each other; and after an input power source passes through an input switch, an input end capacitor, a wave filter and an output end capacitor in sequence, two poles of the output end of the input power source are electrically connected with the ground through a first grounded capacitor and a second grounded capacitor correspondingly. The welder control circuit system provided by the invention has the advantages that the voltage application scope is wide, the display of state parameters is visual, and the safety is high.

The invention discloses a registration blacklist monitoring system, which comprises a continuous registration monitoring module, a number monitoring module, a suspected blacklist module, a verification module and a blacklist module, wherein the output ends of the continuous registration monitoring module and the number monitoring module are both connected to the suspected blacklist module; and the output end of the suspected blacklist module is connected to the blacklist module through the verification module. Through the method, the registration blacklist monitoring system has the advantages of novel structure, easy operation, automatic detection, careful check, rigorous classification, unified management, convenience and practicability, and has wide market prospect on popularization of the registration blacklist monitoring system.

The invention relates to the technical field of cosmetics, and discloses a sealing performance detection device based on a water bath type cosmetic bottle. The sealing performance detection device comprises a supporting frame, supporting legs are fixedly arranged at the left end and the right end of the bottom of the supporting frame, a flow distributing wheel is rotatably connected to the interior of the supporting frame, uniformly distributed feeding grooves are formed in the flow distributing wheel, a feeding pipe corresponding to the feeding groove is fixedly installed at the upper end ofthe supporting frame, and fixing frames are fixedly installed at the left end and the right end of the supporting frame. According to the sealing performance detection device based on the water bath type cosmetic bottle, air generated by an inflator device can blow water on the surface of the cosmetic bottle in the sliding process of the cosmetic bottle immersed in water in an inclined plate, anddue to the fact that the water is immersed in the bottle with poor sealing performance, the weight of the bottle is increased, when the bottle falls onto the flow distributing plate, the flow distributing plate can be driven to move downwards; and a common bottle flow distributing plate does not move, so that the effect of classifying detected products after water bath is achieved.

The invention discloses a multimodal multi-target characteristic acquisition method, wherein different measurement sequences are selected by aiming at multiple static or slowly-moving targets, multiple rapidly-moving targets and time-varying targets so as to perform target spectrum collection. The method disclosed by the invention can be used for intelligently determining a measurement sequence of interesting targets, and acquiring the spectrum information of a plurality of interesting targets as many as possible under the restriction of finite time and finite directing change speed.