59results about How to "Accurate service life" patented technology

In a printing apparatus having full-color and monochrome print processes and a method therefor, whether a page to be printed is color or monochrome is checked. The presence of an immediately preceding page which is successively printed before a page to be printed that is determined to be monochrome, and the attribute of the immediately preceding page are determined. The presence of a succeeding page which is successively printed after the page to be printed, and the attribute of the succeeding page are determined. The number of pages corresponding to the determination results is set. The print process of the page to be printed is decided on the basis of the presence of succeeding pages corresponding to the number of pages and their attributes.

The invention discloses an analysis method for the service life of a water purifier filter element. The analysis method is mainly realized by the following structure: a sensor module, a control module and a multi-stage filtering device, wherein the sensor module is connected with the control module, and comprises a water discharge TTDS sensor, a water feeding TDS sensor, a flowmeter and a high pressure switch; the water discharge TTDS sensor, the water feeding TDS sensor, the flowmeter and the high pressure switch are respectively arranged in the multi-stage filtering device; a PP cotton filter element, a granular active carbon filter element, a compressed active carbon filter element, an RO membrane and a back-mounted active carbon filter element are further arranged in the multi-stage filtering device. The analysis for the service life of the water purifier filter element has the advantages of being simple in structure, comprehensive in analysis, low in use cost and accurate in analysis and guaranteeing the water purification effect.

Forecasting the end of the service life of a relay more accurately due to the effects of the load conditions and the environmental conditions can occur through diagnosing the end of service life of the relay based on the time, until the point in time that the actual opening or closing of the relay is detected, from the point in time of the application of the power to the relay or the point in time of the end of application of power to the relay coil by the controlling portion. Forecasting the end of the service life of the relay based on time, increases accuracy because time is a value that is not affected by the external environment. Additionally, because the end of the service life is forecasted based on the actual opening / closing of the relay, not only is it possible to detect immediately a fault in the relay, but it is also possible to eliminate the effects due to individual differences.

The invention discloses a determination method of a cable steel wire corrosion fatigue damage law, application, a device and a fixture. Four parts of specific content are involved, wherein the first part is the corrosion fatigue damage law acquisition method which comprises the steps that a corrosion fatigue test is performed by processing an environment spectrum and a load spectrum of service conditions, a resistance method is used to measure corrosion fatigue test general damage and stress corrosion damage, the difference value between the two types of damage is corrosion fatigue damage, andthe law of the damage is fitted by use of a formula; the second part is the application of the corrosion fatigue damage law, wherein after the test law is obtained, a high-precision resistance measuring instrument is used to test current resistance, and then residual life can be obtained; the third part is the device used for determining the damage law, wherein the device comprises a double-layercorrosion cavity, a salt mist box, the high-precision resistance measuring instrument, a constant-temperature box and a fatigue testing machine; and the fourth part is the insulated fixture used forpreventing interference of equipment on resistance testing. Through combined use of the four parts, reasonable residual life of a cable steel wire in a complicated environment can be given, and convenience is brought to engineering practice.

The invention discloses a concrete structure full-life performance intelligent sensing and degradation warning system and method. The warning system comprises a main control module, a multifunctionalsensor module, an anti-theft module and a critical warning module. The environmental parameters in concrete are monitored through the multifunctional sensor module, and the remaining service life of the structure is accurately predicted by using a life prediction model according to the temperature, humidity, chloride ion concentration and pH value at different depths and the dynamically obtained critical chloride ion concentration and structure stress state. Besides, during warning analysis, a targeted correction method is designed for collected data. Through temperature and pH correction of real-time monitoring data of a chloride ion sensor, the accuracy of the monitoring data is further guaranteed, and a scientific basis is provided for structure durability evaluation, protection and repair. The system and the method have high practical application value.

The invention discloses a service-life judging method for a filter of a filtration-type machine set and the filtration-type machine set. The filtration-type machine set comprises an air fan and the filter, and the air fan comprises a motor. The service-life judging method for the filter comprises the following steps that the output constant air amount of the filtration-type machine set is controlled by adjusting the duty ratio and the rotary speed of the motor; after the rotary speed of the motor reaches the maximum rotary speed nmax, the motor is controlled to operate at the maximum rotary speed nmax, the output air amount of the filtration-type machine set begins to be attenuated, the required duty ratio for the motor to maintain the maximum rotary speed nmax declines; and whether the filter reaches the service life or not is judged according to the operating time of the motor at the maximum rotary speed or according to the relation between the actual duty ratio and the preset duty ratio PWMh of the motor. By means of the service-life judging method for the filter of the filtration-type machine set and the filtration-type machine set, the service life of the filter can be accurately judged, the hardware cost does not need to be added, and it is guaranteed that the service life of the filter can reach the maximization.

The invention relates to a granary unloading mechanism of a harvester. An unloading cavity is arranged at the lower part of a granary; a transverse auger is arranged inside the unloading cavity; the tail end of the transverse auger passes through an unloading opening at one side of the granary; a transition cavity which is communicated with the unloading opening and rotatably connected with the granary is arranged at the outer side of the unloading opening; the transition cavity is connected with a longitudinal auger cavity; the longitudinal auger is arranged inside the longitudinal auger cavity; an anti-swing frame is arranged at the side of the granary; the anti-swing frame comprises two arc rails which are symmetrically arranged; and the longitudinal auger cavity is arranged between two arc rails and contacts the two arc rails. The granary unloading mechanism of the harvester has the characteristics of small sway, accurate grain discharge and long service life.

The invention discloses a watch button detection device. The watch button detection device comprises a work table, a watch fixing device which is arranged on the work table and is used for fixing a watch to be detected, an impact device which is mounted on the work table and is located at one side of the watch fixing device and includes a stretchable impact bar, an electric motor which is used for driving the stretchable impact bar to move in a stretchable manner, an impact rod fixing device which is used for fixing the stretchable impact bar and the electric motor, and a control system which is connected with the electric motor; and the stretch direction of the stretchable impact bar is aligned with the button of the watch to be tested. With the watch button detection device provided by the invention adopted, a pressing test can be continuously performed on a multifunctional watch button, and the service life and performance data of the watch button can be obtained, and therefore, product design can be facilitated.

The invention discloses a VOCs on-line monitoring, sampling and pretreating system, comprising a sampling device, a transmission device and a pretreating device, wherein the transmission device is connected with the sampling device and has a full-range equalized heat tracing function, and the pretreating device is used for performing dedusting, drying and constant pressure constant current on sample gas. The sampling device is specially designed for special working conditions such as high temperature, high dust, high moisture, strong corrosion and special gas, a probe is designed with pertinence for ensuring the service life of the probe; three-stage filtration, drying and constant temperature constant current are performed on the sample gas; VOCs after the pretreatment enters external equipment for monitoring VOCs, and VOCs can be accurately monitored and cannot damage the internal elements of the external equipment, thus ensuring the service life of the external equipment.

Provided is a method of evaluating performance of a photovoltaic module and a system therefor. The method of evaluating performance of the photovoltaic module according to the present invention has an advantage of more accurately evaluating and predicting a service life and / or performance of the photovoltaic module by reflecting a deterioration index of a photovoltaic module component on a first output value calculated using an electronic-optical diode (E / O diode) model for the photovoltaic module.

The invention discloses a solid state disk service life visualization method. The method comprises the steps that firstly, the total write-in amount of a corresponding solid state disk is obtained through calculation according to the whole disk capacity recorded in Smart Log; the service life of the solid state disk can be obtained through simple conversion according to the ratio of the current written amount recorded in the Smart Log to the total written amount, and finally the converted service life is displayed in a more visual mode through the visualization technology. According to the technical scheme provided by the invention, the more accurate service life of the solid state disk can be obtained and conveniently displayed to a user, so that the user can timely process the data stored in the solid state disk based on the definite residual service life. The invention further discloses a solid state disk service life visualization device, electronic equipment and a computer readable storage medium which have the above beneficial effects.

The invention discloses a sink with a water purifying function. The sink comprises a sink body (1), a faucet (2) and a water purifier, wherein the faucet (2) is provided with a water outlet (3), and the faucet (2) is further connected with a cold water pipe (4), a hot water pipe (5), a direct drinking water pipe (6) and a purified water pipe (7) at the same time; the faucet (2) is provided with a control valve for switching water discharge types; the direct drinking water pipe (6), the purified water pipe (7) or the water outlet end of the water purifier is provided with a flow detector, the sink body (1) is provided with a control panel (8), and the water purifier is provided with a reverse cleaning device; the flow detector is in signal connection with the control panel (8) which is in signal connection with the reverse cleaning device. The sink with the water purifying function has the advantages that the faucet on the sink is simply arranged, and the service life of the filter element of the water purifier can be displayed accurately.

The invention provides an efficient-defrosting air source heat pump water heating unit and a defrosting control method thereof. The air source heat pump water heating unit comprises a compressor, a condenser, an expansion throttling device, an evaporator, a gas-liquid separator and a controller, wherein an exhaust opening of the compressor is connected with an inlet of the condenser through a first electromagnetic valve, an outlet of the condenser is connected with an inlet of the evaporator sequentially through a drying and filtering device, a second electromagnetic valve, a one-way valve and the expansion throttling device, an inlet of the compressor is connected with an outlet of the evaporator through the gas-liquid separator, an outlet of the compressor is connected with an inlet of the expansion throttling device through a bypass electromagnetic valve, and the inlet of the expansion throttling device is connected with an outlet of the expansion throttling device through a third electromagnetic valve and a pore plate. The air source heat pump water heating unit provided by the invention is wide in application region range and high in defrosting efficiency, can be used for solving intractable problems resulting from a defrosting process in the prior art and can operate for a long term in a safe, efficient and stable manner.

The invention discloses a temperature-keeping and humidity-conditioning solid-wood cigar cabinet which is particularly suitable for storing cigars with a solid-wood cabinet. Temperature-keeping and humidity-conditioning effects can be achieved in the solid-wood cabinet. Besides the cabinet, the cigar cabinet comprises a compressor, a condenser, an evaporator, a humidifier and a blower which are installed inside the cabinet, and connecting tube units among the above devices. The cigar cabinet is characterized in that an evaporating refrigerating plant is positioned in the top part of the cabinet. The evaporator, an evaporating blower, an evaporating water tray and an evaporating water tray cover plate are installed in a box. The evaporating blower transports evaporating cool energy of the evaporator to each space in the cabinet vertically from top to bottom. A silk net condenser is installed on the back of the cabinet while an aluminum finned condenser is installed beside the compressor. The humidifier which is located at the bottom of the cabinet comprises a humidifying lid, a humidifying blower, a humidifying membrane and a humidifying box. The bottom of the evaporating water tray is connected with a drain pipe. The drain pipe passes through a through hole on the back of the cabinet, gets downward along the back of the cabinet, and then enters the humidifying box in the cabinet via the through hole on the back of the cabinet.

The invention relates to a cutter, and particularly discloses a cutter internally provided with a chip for service life statistics and a cutter service life statistics method. The cutter comprises a cutter body (1). The cutter body (1) is internally provided with a chip set (2). The chip set (2) comprises a microcontroller module (3) connected with a sensor module (4), a data storage unit (5) and a power module (6). The cutter and the cutter service life statistics method have the beneficial effects that the service life of the cutter can be automatically subject to statistics operation, statistics is accurate, and the method is simple.

A printing apparatus including a discharge head that performs scanning movement with respect to a print medium and discharges ink to a surface of the print medium, a signal output unit which includes a reference scale in which optical density changes stepwise along a scanning movement direction of the discharge head and a reading unit that optically reads the reference scale and outputs a signal according to the optical density and in which the reference scale and the reading unit move relatively with each other along with the movement of the discharge head, and a stain detection unit that detects stain of the signal output unit based on a detection result of a strength level of the signal.

This invention provides a printing apparatus and an information processing apparatus which can process precise information on the number of pixels printed by nozzles of the print head without degrading throughput and properly manage the service life of the print head. To this end, a plurality of nozzles of the print head are divided into a plurality of blocks and a nozzle in each of the blocks which prints a maximum number of pixels in a predetermined unit print volume is taken to be a representative nozzle. In each of the blocks, the numbers of pixels printed by the representative nozzle for every unit print volume are accumulated and managed.

A device for detecting a number of electrostatic discharges including a discharge protection unit, in which a detection unit is electrically connected in parallel to the discharge protection unit and the detection unit generates an output signal, which represents the number of electrostatic discharges. A related method is also described.

The invention discloses a combined bearing testing machine supporting a helicopter main rotor system. The combined bearing testing machine comprises a support frame, a transmission shaft, a first bevel gear, a second bevel gear, a drive shaft, a main reducing gear, a motor, a hydraulic rotary joint, a loading cylinder, a hydraulic valve station, a rotor platform, a rotating ring, a fixing ring, spherical hinge bearings, double row thin wall bearings, variable distance pulling rods, a booster cylinder, an L-shaped swing rod, a vertical column, a connecting seat, a fixing frame, and oil pipes and other components. The combined bearing testing machine supporting the helicopter main rotor system can accurately test the service life of the combined bearing supporting the helicopter main rotor system, and has high accuracy. The combined bearing testing machine supporting the helicopter main rotor system can reduce waste in bearing use of the helicopter, and can reduce the maintenance cost.

The invention relates to a detection device and a detection system for a soft starter. The detection device comprises a current acquisition unit and a controller, wherein the current acquisition unitis connected to the input end of a silicon controlled rectifier of the soft starter and is used for acquiring the current value of alternating current when the current value of the alternating currentprovided to the input end of the silicon controlled rectifier is greater than the rated current of the silicon controlled rectifier; and the controller is connected to the current acquisition unit and is used for receiving the current value acquired by the current acquisition unit, determining the duration of the alternating current under the current value and determining whether the silicon controlled rectifier is damaged or not according to the current value and the duration. According to the invention, the problems that the to-be-exhausted service life of the soft starter cannot be predicted in time and the damaged soft starter cannot be replaced in time are solved, and the service life of the silicon controlled rectifier can be accurately determined.

The invention discloses a prediction method and a prediction device for remaining life of a filter screen, and air purification equipment. The prediction method comprises the steps of: acquiring current dust concentration of the filter screen in target equipment, wherein the current dust concentration is obtained through acquiring environmental dust concentration of the filter screen within a preset time period; calculating an initial mass of pollutants absorbed by the target equipment based on the current dust concentration; determining a theoretical absorption amount of the pollutants by thetarget equipment; calculating an actual mass of pollutants absorbed by the target equipment based on the initial mass of the pollutants absorbed by the target equipment and the theoretical absorptionamount of the pollutants; and estimating the remaining service life of the filter screen according to the actual mass of pollutants absorbed by the target equipment and an accumulated purification amount of particulate pollutants by the filter screen. The prediction method and the prediction device solve the technical problems that the remaining service life of the filter screen of an air purifier is estimated by using the turn-on duration and the estimation result is imprecise in the related art.

The present invention refers to a rock climbing machine provided with elastic cords, comprising a bracket, a left grab rail, and a right grab rail, wherein the bracket comprises a front bracket, a rear bracket, and a guide bracket; the guide bracket is connected to an upper end of the front bracket. The rear bracket is connected to the guide bracket or the front bracket; which is provided by two parallel rails; one left and one right. The equipment also includes a left sliding member connected to the left guide rail, and to a left pedal; a traction rope is connected across the front pulley; one end of the traction rope is connected to the left sliding member, and the other end of the traction rope is connected to the right sliding member; a left elastic cord, that pass between, two left first guide wheels; one end of the left elastic cord is connected to the left grab rail, and the other end of the left elastic drag is connected to the bracket and; the right elastic cord passes through between the two right first guide wheels; and one end of the right elastic cord is connected to the right grab rail, and the other end of the right elastic cord is connected to the bracket. The equipment of the present invention can vary the magnitude of the force to be applied to the pedal, by changing the amount of stretch of the elastic cord, in order to adjust the intensity of the exercise.

The invention discloses a clothes data collection and analysis method. The method comprises the steps of obtaining clothes information of washed clothes and storing clothes information, wherein the clothes information at least comprises clothes washing time and a clothes unique identification code; obtaining the accumulated washing times of the clothes and / or the time interval between the clothesand the first clothes washing according to the stored clothes information, judging whether the accumulated washing times and / or the time interval between the clothes and the first clothes washing reach / reaches a preset value or not, and pushing a clothes changing message according to a judgment result. By means of the accumulated washing time of the clothes and the time interval between the clothes and the first clothes washing, the wearing frequency of the clothes can be judged more accurately, and more accurate clothes updating message reminding can be provided for a user.

The invention relates to a harvester granary grain unloading mechanism. The lower part of a granary is a grain unloading chamber, a lateral auger is arranged in the grain unloading chamber, the end ofthe lateral auger passes through a grain outlet at one side of the granary, a transition cavity which communicates with the grain outlet and is rotatably connected with the granary is arranged on theouter side of the grain outlet and connected with a vertical auger cavity, a vertical auger is arranged in the vertical auger cavity, an anti-swing frame is arranged on the side surface of the granary and comprises two symmetrically arranged arc rails, and the vertical auger cavity is positioned between the two arc rails and is in contact with the two arc rails. The harvester granary grain unloading mechanism disclosed by the invention has the characteristics of small shake, accurate grain output and long service life.

The invention discloses a service life test device of a ball screw for a parking clamp. The test device comprises a workbench, a high and low temperature box, a vacuum device, a hydraulic device, a torque device and a PLC control system; the high and low temperature box is arranged at one side of the workbench and used to control the test temperature of the ball screw in the test process, a clamp of the ball screw is arranged in the high and low temperature box, and a force measuring device is arranged between two brake discs; the vacuum device simulates the a vacuum environment of the ball screw in the practical work process, and is communicated with a gas port of the clamp; the hydraulic device simulates a hydraulic environment of the ball screw in the practical work process, and is communicated with an oil port of the clamp; the torque device is arranged at the other side of the workbench, and provides a torsional force for the ball screw; and the PLC control system communicates with the high and low temperature box, the force measuring device, the vacuum device and the hydraulic device and is connected with the torque device.

The present invention relates to a speed measurement device, in particular to a wheel axle speed measurement coded disc device of a tunnel locomotive. The wheel axle speed measurement coded disc device comprises a supporting part, a coded disc protective cover and a speed measurement coded disc, and the supporting part is a strength fixing part of the whole device and comprises a clamping plate base and a connecting plate. The upper part of the clamping plate base is connected with a locomotive underframe, and the lower part is connected with the connecting plate. The lower end of the connecting plate is fixedly connected with the coded disc protective cover, and the speed measurement coded disc is installed on a locomotive wheel axle. During the test process, the coded disc protective cover wraps the speed measurement coded disc on the wheel axle, so that the device is adaptive to the tunnel locomotive dust and muddy water polluted working environments, guarantees the coded disc accurate speed measurement and the service life, at the same time, is convenient to install and disassembly on the conditions of not changing the structure of the original locomotive, and not influencing the working sate of the original locomotive, and is strong in practicality.