41results about How to "Instant response" patented technology

A detector (110) for determining a position of at least one object (118) is disclosed. The detector (110) comprises:

• • at least one optical sensor (112), the optical sensor (112) being adapted to detect a light beam (150) traveling from the object (118) towards the detector (110), the optical sensor (112) having at least one matrix (152) of pixels (154); and
  • at least one evaluation device (126), the evaluation device (126) being adapted to determine a number N of pixels (154) of the optical sensor (112) which are illuminated by the light beam (150), the evaluation device (126) further being adapted to determine at least one longitudinal coordinate of the object (118) by using the number N of pixels (154) which are illuminated by the light beam (150).

The invention discloses a cluster electric vehicle charging behavior optimization method based on deep reinforcement learning, and belongs to the technical field of new energy vehicle optimization management. The invention relates to a deterministic strategy gradient algorithm based on double delay depths. Modeling is carried out on the power continuous adjustable charging process of the electricvehicle, an intelligent agent is trained to control the charging power, the charging behavior of the electric vehicle is optimized, the load when the time-of-use electricity price is high is transferred to the load when the electricity price is low, and the purposes of reducing the user charging expenditure and stabilizing the peak-time load of a power grid are achieved. Compared with a traditional optimization control method, the TD3 has obvious advantages in speed and flexibility, and the problems that an existing reinforcement learning method is discrete in action space, difficult in training convergence and poor in stability can be effectively solved. In order to enhance the generalization ability of the intelligent agent, noise is added on the basis of original state observation, a group of electric vehicles with different initial SOCs and different arrival and departure time are simulated, and the method is expanded to cluster electric vehicle charging behavior control.

The invention provides a control method for film tension in film productions, which comprises a film manufacturing system established in the film productions. The film manufacturing system includes at least a roll back, a material belt, a roll up and tension controller and servo-driven device. Then, a swimming roll mechanism is equipped in front of the roll-up. The swimming roll mechanism comprises a swimming roll, a swing link and a cylinder which are in continuous action with the floating roll mechanism, and a swimming roll potentiometer. After that, the tension of the material belt is kept balance with the force of the cylinder and the swimming roll is located at the center according to preset cylinder pressure. Because the swimming roll mechanism is added in the film production system, the control method for film tension in film production of the invention realizes indirect tension detection via position change of the swimming roll in the swing roll mechanism, and keeps tension realizing presetting by adjusting the position of the swimming roll timely according to detection results. The method of the invention has the advantages of simple structure and immediate reaction, which has operability, high stability and durability.

The invention provides a band steel stretch-bending straightening system with capable of controlling the elongation rate and a control method thereof, wherein the band steel stretch-bending straightening system comprises an unreeling inlet roller, a stretch-bending straightener, a reeling outlet roller, a first motor and a second motor, wherein the first motor and the second motor respectively drive the inlet roller and the outlet roller. The band steel stretch-bending straightening system is characterized by also comprising a band steel inlet, an outlet speed measuring device, a first speed regulator, a second speed regulator and an elongation rate computing control device. The band steel stretch-bending straightening system capable of controlling the elongation rate and the automatic control method of the elongation rate of the band steel can realize the closed-loop control to the elongation rate of the band steel in the stretch-bending, straightening and producing processes of the band steel, have the advantages of high automation degree, simple, convenient and rapid operation, high stability and high precision and greatly improve the leveling production of the band steel and the quality of a processing product of the band steel.

The invention provides a field audience reaction analysis system and method. The system comprises a collection module, an analysis module, a mapping module and a display module, wherein the collectionmodule is used for collecting the respective reaction data and seat information of all field audiences; the analysis module is used for utilizing a reaction characteristic database to obtain the respective reaction values of all field audiences according to the respective reaction data of all field audiences; the mapping module is used for mapping the respective reaction value of all field audiences to the three-dimensional model of field seats on the basis of the respective seat information of all field audiences so as to obtain the three-dimensional distribution diagram of all field audience reaction values; and the display module is used for displaying the three-dimensional distribution diagram of all field audience reaction values. The system and the method are favorable for performers to instantly master the reaction of field audiences in a field performing process so as to regulate performing contents on the basis of the reaction of the field audiences to enhance interaction between the performer and the field audiences, and better watching experience is provided for the field audiences.

The invention relates to a method for improving the oxidation resistance and the functional property of a plant protein. A soybean separation protein is used as an example, and a method for simultaneously improving the oxidation resistance and the functional property of the plant protein. The method is characterized in that a raw material is prepared by a solution to be in a concentration being 0.5 to 6 percent; the raw material is subjected to subcritical water treatment; by controlling the treatment time (2 to 80min) and the temperature (120 to 220 DEG C), due to an ultrafiltration film and column chromatography separation, soybean protein solutions with different oxidation resistances and different functional properties; and a protein product with high oxidization resistance and high functional property can be obtained by compensating and atomizing the soybean protein solutions. The method has the advantages of simple technology, safety and reliability (other chemical substances, enzyme and the like are not added), high efficiency, low cost, reasonable technology, high conversion rate and short production period.

The invention discloses an intelligent water affair management platform suitable for a power plant, which is characterized in that the positions of a whole plant pipe network, a flow meter and an online water quality detection instrument are searched, a whole plant three-dimensional pipe network model is drawn, and first-level, second-level and third-level water balance graph models of the whole plant are established, so that the water quantity and water quality conditions of all parts of the whole plant are monitored in real time; a big data model is established by collecting data of all flow meters and on-line water quality detection instruments of the whole plant, and a water quantity and water quality fluctuation early warning model of the whole plant is formed; by establishing the thermal model, the water consumption required by each water consumption device is reasonably calculated, and the waste of water resources is prevented. Through platform development, the water affair management level of the power plant can be improved, the water taking and using amount of the whole plant and the water using condition of each device can be monitored in real time, and the operation is guided by applying a platform model, so that the water-saving and energy-saving effects are achieved.

The invention is directed to products used to detect and methods for detecting conductive materials in the presence of non-conductive materials, including non-conductive materials having dielectric properties. Specifically, the product is a conductive thin film detector, which is, preferably, a hand-held device designed to detect the presence of metal in, on, or under an object. This detection occurs even in the presence of non-conductive materials and other nearby conductive materials on objects that are not being tested. The device preferably comprises: a power source, such as a battery; a method for activation, such as a press button; the necessary components to send and receive a radio frequency, e.g., a radio frequency generator, an antenna, and a radio frequency detector; and an indicator, such as a light or a meter, to, for example, indicate the strength of the radio frequency signal received.

The invention discloses a preparation method of 1-amino-2-propanol. The preparation method comprises following steps: (1) introducing epoxy propane and ammonia water into a mixer according to a set ratio to form a mixed solution after materials collide at a high speed in the mixer; and (2) introducing the mixed solution into a micro-channel reactor, carrying out reactions in the reaction section of the micro-channel reactor, then cooling the mixed solution in the cooling second of the micro-channel reactor to stop reactions, and removing the low-boiling-point substances in a degassing tower toobtain the product. The adopted micro-channel reactor has an extremely small reaction channel and a greatly large specific surface area (>=20000 m2/m3); the thickness of the boundary layer is reducedeffectively, the molecule diffusion time is greatly reduced, the mass transfer and heat transfer efficiency is improved, instant mixing and instant reaction are realized, and the reaction efficiencyis greatly improved. The micro-channel reactor is taken as a cooling facility, the materials can be rapidly cooled, the reactions can be stopped instantly, the side reactions are maximally reduced, and the product purity is guaranteed.

The invention provides a device and a method for measuring periphery muscle tension of a rat paw, wherein the measuring device provided by the invention comprises a paw fixing device, an expansion connecting device, a signal collecting device, a signal processing unit, a servo motor, a servo driver and a microprocessor, wherein the expansion connecting device is fixedly connected with the paw fixing device; the signal collecting device is respectively fixedly connected with the paw fixing device and the expansion connecting device and can be used for collecting voltage signals of the peripheral muscle tension of the paw; the signal processing unit is connected with the signal collecting device and can be used for converting the collected voltage signals to digital signals; the servo motor is fixedly connected with the expansion connecting device and can be used for driving the paw to rotate around an ankle; the servo driver is connected with the servo motor and can be used for controlling angular displacement and/or angular velocity in the rotation of a motor spindle; and the microprocessor can be used for generating corresponding electric signals according to preset angular displacement and/or angular velocity and sending the electric signals to the servo driver. According to the device and the method measuring the periphery muscle tension of the rat paw, the measurement on the periphery muscle tension of the rat paw is realized, and the technical problem that limb muscle tension of an experimental animal model cannot be measured accurately in the prior art is solved.

An apparatus for testing an edge of a workpiece for sharpness includes a body, a probe extending outwardly and pivotably mounted from the body, the probe is biased in a direction for placement against an edge of a workpiece with a predetermined force, a test head on a distal end of the probe for mounting test tape for physical contact with an edge as a test medium, a test point for mounting to the workpiece, and a continuity circuit mounted to the body in electrical communication with the test head and the test point for providing a predetermined electrical current between the test head and the test point through the workpiece when the test tape is cut sufficiently by the workpiece to allow the test head to touch the workpiece to form a complete circuit.

The invention relates to a method for establishing a fermented milk color sensory quality control model, and belongs to the field of foods. The method is characterized in that according to the CIELABchromaticity space principle, a color difference instrument technology is adopted, qualified products and unqualified products of six key nodes in the fermented milk production process serve as research carriers, and a color sensory quality control model of the fermented milk is designed and established. Correlation analysis is carried out on chromatic aberration instrument detection data and artificial sensory evaluation results of the fermented milk of the qualified sample and the unqualified sample, and an L value and a b value are selected as a sample set; an Xbar-S-chart mean value-standard deviation control chart principle in a Hugh Hart control chart is utilized to determine specific modeling parameters, and a corresponding optimal product area, a corresponding qualified product area and a corresponding unqualified product area are calibrated. Through model verification, the judgment accuracy of the control chart model on the color sensory quality of six key node products in thefermented milk production process is 97.5%-100%.

The invention discloses a fuel cell stack manifold structure, which comprises a stack end plate, a left box body and a right box body, the left box body and the right box body are arranged on the front wall surface of the stack end plate, the left box body is provided with three left channels, the three left channels comprise an air inlet channel, a cooling liquid inflow channel and a hydrogen discharge channel, and the right box body is provided with three right channels, the three right channels comprise a hydrogen inlet channel, a cooling liquid outflow channel and an air exhaust channel, the pile end plate is provided with a plurality of end plate ports communicated with all the channels, the left channel and the right channels each comprise a straight-through drainage basin section and a transition drainage basin section which are communicated front and back, and the straight-through drainage basin sections are of a straight-flow type channel structure with the same inner diameter. The transition drainage basin section is of a horn type channel structure with the inner diameter gradually increased from front to back. Therefore, the pressure drop between the front port of each channel and the port of the end plate can be reduced, that is, the power consumption of the system caused by the pressure drop of the manifold part is effectively reduced, the power of the system is further improved, and the pressure loss is reduced.

The invention discloses a column loudspeaker with a built-in phase inversion device. The column loudspeaker comprises a cylindrical housing, a loudspeaker body, a sounding releasing hole and a base. The column loudspeaker is characterized in that a flow streaming device is arranged on one side of the cylindrical housing corresponding to the loudspeaker body coaxially; a streaming cover includes an inner streaming cover and an outer streaming cover which are coaxial and which are provided with adjacent connected openings; the connection of the inner and outer streaming covers is provided with two symmetrical wave-shaped groove air flow channels; the loudspeaker body and the flow streaming device are arranged on two inner sides of the cylindrical housing at intervals correspondingly; the cylindrical housing is further provided with a frame, one end of the frame is connected to the base fixing the loudspeaker body, and the other end is provided with a conical audio diffuser. The column loudspeaker has the advantages of novel structure, multiple frequency output and fine sound quality.

The invention discloses a controllable synchronous lifting device, belonging to a middle or small-size crane, comprising a motor, a transmission mechanism connected with the motor and a winding drum connected with the other end of the transmission mechanism. The controllable synchronous lifting device is characterized in that the transmission mechanism is provided with a sensor for counting the transmission mechanism; and the sensor is connected with a display alarming device. The controllable synchronous lifting device can promptly reflect the work conditions.

The invention provides an opening and closing curtain motor. The motor comprises a direct current motor, a reduction gearbox connected to an output shaft of the direct current motor and a motor rotating speed signal sampling apparatus. The motor is characterized in that the motor rotating speed signal sampling apparatus is directly connected to the direct current motor and comprises a signal acquisition plate fixedly connected to a direct current motor shell and a signal generator cooperatively arranged with the signal acquisition plate; the signal generator is connected to the output shaft of the direct current motor and can be freely rotated along with the output shaft; the signal acquisition plate is provided with a signal acquisition output line and a motor output line; the signal acquisition output line and the motor output line are connected to a microprocessor respectively. In the above technical scheme, an initial high speed signal of the motor is directly sampled and speed changes of the motor can be timely adjusted; and besides, through using PWM output modulation, noises are reduced.