35results about How to "Point to optimization" patented technology

A method for optimizing free cooling activation comprising the steps of operating an air conditioning unit in a chiller mode, determining a building load, determining a free cooler maximum available capacity (FreeCapM), and activating a free cooling mode of the air conditioning unit when the free cooler maximum available capacity is greater than or equal to the building load.

The invention relates to a method for transmitting memory data from a memory to a memory control module, in which method a read command is transmitted from the memory control module to the memory, and the memory data which correspond to the read command are transmitted from the memory to the memory control module, a sampling control signal which controls the acceptance of the memory data into the memory control module being transmitted from the memory to the memory control module in parallel with the memory data. In order to avoid defective data transmission between the memory and the memory control module as reliably as possible, the sampling control signal is transmitted with a preamble which indicates the imminent beginning of data transmission, for the sampling control signal to be monitored for the presence of the preamble, and for a data input amplifier of the memory control module to be switched on only when the presence of the preamble is detected.

A broadband wireless distribution network for a passenger cabin area of a mobile platform. The broadband wireless distribution network includes a plurality of wireless access points (WAPs) connected to a server and switching system and a plurality of wireless network interface circuits (NICs) strategically located about the passenger cabin. Additionally the broadband wireless distribution network includes a plurality of antennas connected to the WAPs such that at least one antenna is connected to each WAP. The antennas are capable of providing RF coverage patterns to specific overlapping areas within the passenger cabin, thereby allowing communication between each WAP and at least one NIC.

The invention discloses an electromechanical coupling-based direction adjustment method of a large-scale forming double-reflection surface antenna. The method includes the following steps that: (1) the finite element model of an antenna structure is established; (2) the piecewise fitting surface of the forming main reflection surface of the antenna is determined; (3) finite element node coordinates after the thermal deformation of the main reflection surface, as well as the rotation angle and vertex displacement quantity of an auxiliary reflection surface are calculated; (4) the optimal matching surface of the forming main reflection surface of the antenna after deformation is determined; (5) antenna direction deviation caused by temperature distribution of the main reflection surface of the antenna is calculated; (6) direction deviation of the auxiliary reflection surface caused by the thermal deformation of the antenna is calculated; (7) total direction deviation caused by the structural thermal deformation of the antenna is calculated; (8) the total direction deviation of the antenna under a local coordinate system is converted into direction adjustment quantity of the antenna under a geodetic coordinate system; and (9) the direction of the antenna and the direction of beams after adjustment are calculated. According to the method of the invention, the electric performance of the antenna is improved through adjusting the azimuth pitch angle of an antenna servo system. The analysis and calculation processes of the method are more concise and efficient.

A method for optimizing free cooling activation comprising the steps of operating an air conditioning unit in a chiller mode, determining a building load, determining a free cooler maximum available capacity (FreeCapM), and activating a free cooling mode of the air conditioning unit when the free cooler maximum available capacity is greater than or equal to the building load.

A controlling apparatus and method for an electric drive transmission used in a dual-motor electric vehicle are disclosed, wherein when the second motor is in the zero torque state, the synchronizer is shifted to a neutral position, the second motor the required torque being kept to be zero; after shifted to the neutral position, if the target gear position is the neutral position, gearshifting is completed, an if the target gear position is not the neutral position, speed control to the second motor is conducted to adjust its speed towards a target speed; once the second motor is adjusted to the target speed, the second motor is subjected to zero torque control, the second motor the required torque being zero; once the second motor comes into a zero torque state, the synchronizer is shifted to a target gear position, the required torque of the second motor being kept to be zero; once the synchronizer is located in the target gear position, the required torque of the second motor changes towards a target value at a proper changing rate; once the second motor real torque and is equal to or larger than target torque, gearshifting is judged as completed. Loss in wheel driving torque caused by the second motor in the whole gearshifting procedure is compensated by the first motor, so that gearshifting without power interruption can be achieved.

A controlling apparatus and method for an electric drive transmission used in a dual-motor electric vehicle are disclosed, wherein when the second motor is in the zero torque state, the synchronizer is shifted to a neutral position, the second motor the required torque being kept to be zero; after shifted to the neutral position, if the target gear position is the neutral position, gearshifting is completed, an if the target gear position is not the neutral position, speed control to the second motor is conducted to adjust its speed towards a target speed; once the second motor is adjusted to the target speed, the second motor is subjected to zero torque control, the second motor the required torque being zero; once the second motor comes into a zero torque state, the synchronizer is shifted to a target gear position, the required torque of the second motor being kept to be zero; once the synchronizer is located in the target gear position, the required torque of the second motor changes towards a target value at a proper changing rate; once the second motor real torque and is equal to or larger than target torque, gearshifting is judged as completed. Loss in wheel driving torque caused by the second motor in the whole gearshifting procedure is compensated by the first motor, so that gearshifting without power interruption can be achieved.

A torque converter in which the standard one-way clutch, otherwise known as an overrunning brake, on the reactor, otherwise known as a stator, is replaced with a jaw clutch. When the jaw clutch is engaged, the reactor is non-rotate. When the jaw clutch is disengaged, the reactor spins freely. The jaw clutch can be placed on the same hydraulic fluid circuit as a bypass clutch.

The present disclosure provides virtual screening methods utilizing data sets from nucleotide-encoded libraries (e.g., DNA-encoded libraries). These methods allow for high confidence predictions of binding interactions between candidate compounds and proteins of interest useful for the development of therapeutics.

A dip in the output voltage of a motor-vehicle alternator, owing to a connecting of a load or a change in speed, is compensated with the aid of an alternator regulator which provides a control signal that has a duty factor and increases the excitation current of the motor-vehicle alternator. After the occurrence of the voltage dip, in a first step, the duty factor of the control signal is increased by a differential amount, and in a subsequent second step, the rate of correction is limited. After the occurrence of the voltage dip, parameters describing the instantaneous working point of the motor-vehicle alternator are determined, and in the first step, the differential amount is set as a function of the working point.

The invention discloses a constellation satellite solar cell array sun tracking method. A one-dimensional yaw maneuvering strategy is adopted for sun orientation; the maneuvering of the solar cell array is controlled according to the size of the solar angle of the orbit; when the orbit solar angle is smaller than a first preset value, the normal initial state of the solar cell array is adjusted, the normal direction of the solar cell array is made to be consistent with the flight direction of a constellation satellite, and the solar cell array is controlled within a preset time period T beforeand after the sun passes through the top, so that one-dimensional yawing maneuver is achieved by 180 degrees; when the orbit solar angle is greater than a second preset value, the normal direction ofthe solar cell array is controlled to be fixed on the normal direction of the orbit plane to face the direction of the sun; and when the orbit solar angle is greater than or equal to the first presetvalue and less than or equal to the second preset value, the normal direction of the solar cell array is controlled to enable the solar cell array to track the projection of the sun vector in the horizontal plane.

A door handle includes a base plate and a lip plate. The base plate has a front surface, a rear surface, and an edge connecting the front and rear surfaces, and the lip plate has a top surface, a bottom surface, an edge connecting the top and bottom surfaces, and a coated portion fixed on the top surface. A part of the edge of the base plate is adjacent to a part of the edge of the lip plate, and a gap is provided between the front surface of the base plate and the bottom surface of the lip plate. The lip plate partly covers the base plate allowing a hand to access the gap provided between the base plate and the lip plate. The base plate is integrated with the door of the refrigerators or the kitchen units. The door handle is substantially right triangular, rectangular, or circular.

The invention provides a digital operation management method and system for an operator to autonomously analyze and make decisions, and the method comprises the steps: S1, obtaining a submitted business document, and generating an operation ledger based on a preset corresponding relation; S2, digitally managing the operation ledger in a corresponding mode based on the self-management requirement of an operator, and generating an operation report; and S3, pre-analyzing the operation report, generating an operation analysis report, and realizing operation management. By automatically generating ledgers, reports, analysis reports and the like, service personnel can watch conveniently, meanwhile, the time for bookkeeping and operation analysis is shortened, and the working efficiency is improved.

A dip in the output voltage of a motor-vehicle alternator, owing to a connecting of a load or a change in speed, is compensated with the aid of an alternator regulator which provides a control signal that has a duty factor and increases the excitation current of the motor-vehicle alternator. After the occurrence of the voltage dip, in a first step, the duty factor of the control signal is increased by a differential amount, and in a subsequent second step, the rate of correction is limited. After the occurrence of the voltage dip, parameters describing the instantaneous working point of the motor-vehicle alternator are determined, and in the first step, the differential amount is set as a function of the working point.

The invention relates to AR simulation game intelligent equipment, in particular to an AR simulation game gun. A magnet sleeve is fixed at the tail end of a gun body, and a push-pull type electromagnet is fixedly embedded in the magnet sleeve; a sliding groove is formed outside the magnet sleeve; an empty cavity matched with the magnet sleeve is formed in the front end of a gun support, a clamp matched with the sliding groove is arranged on the inner wall of the empty cavity, and a pull spring is arranged between the gun support and the end face of the push-pull type electromagnet; a push rodend of the push-pull type electromagnet points at the side wall of the empty cavity in the gun support; a fixed support is fixed below a gun sleeve, and a battery pack is fixedly embedded in the outerportion, adjacent to the fixed support, of the gun sleeve. The AR simulation game gun of the structure can not only perfectly simulate recoil force generated by gun shooting, but also integrate intelligent equipment, and conveniently matches with a VR game to conduct virtual game score value determination and pointing.

Disclosed is an electron beam evaporator for installation in a vacuum apparatus which provides for variable positioning during or between applications of a coating. The apparatus has a carrier plate which is a flat hollow body, the top cover plate of which supports the evaporator. The hollow body is disposed over the bore in the tank such that it can be turned about the main axis of the bore. The component assemblies of the electron beam evaporator are vacuum-tight on the cover plate and the connecting lines are carried through the interior of the hollow body to the component assemblies.

The embodiments of the invention provide a reduced graph generation method and device. The method comprises the following steps: analyzing a picture according to a preset rule, and determining a significance value of each pixel point; performing area segmentation on the picture; determining the significance value of each pixel point of each area; according to the significance value, selecting an area where a reduced graph is generated; and generating the reduced graph on the basis of the area. By use of the scheme provided by the embodiments of the invention, the generated reduced graph can represent an original picture most, can be well directed to and represent the original picture, and improves the efficiency and experience of a user in checking a graph database.

The invention relates to a portable multifunctional rock-soil body structure reconstruction auxiliary tool which comprises a gravity cone, a direction pointing assembly, an angle measurement assembly, a suspension rod and a base, the gravity cone is connected with the angle measurement assembly through a suspension rope, the direction pointing assembly is arranged on the suspension rope in a sleeving mode, the angle measurement assembly is arranged at the top end of the suspension rod in a sleeving mode, and the bottom end of the suspension rod is connected with the base; in the measurement process, the base is fixed to the structural face of a geological body, and the position of the suspension rod is adjusted, so that the suspension rod is perpendicular to the structural face, after the whole tool is in the balanced state, the spatial true dip angle of the structural face is obtained through the angle between the suspension rope on the angle measurement assembly and the suspension rod, and spatial orientation direction pointing is conducted through the direction pointing assembly. Compared with the prior art, the tool has the advantages of being comprehensive in function, wide in applicability, convenient to operate in practice and the like.

The invention discloses a laser pointer for campus teaching based on a cloud server. The invention belongs to the technical field of teaching appliances. The laser pointer for campus teaching based ona cloud server comprises a pointer body, and a laser emitter is fixedly mounted at the front end of a pointer main body through an electric telescopic rod. The laser emitter with the electric telescopic rod is arranged on the pointer main body, and the electric telescopic rod is used for prolonging the length of the laser pointer, so pointer pointing is convenient, the laser emitter is used for laser pointing to an external projector and highlights key points of a brief report, meanwhile, a retractable handwriting display screen is arranged on the pointer main body, a teacher can mark contenton an electronic display screen and synchronize the handwriting display screen with courseware content of the projector, therefore, teaching content can be enriched easily, the teacher can walk at any place in a classroom to give a lesson, interaction between the teacher and students is effectively improved, and the teacher does not need to give a lesson only by means of the projector.

The invention discloses a draw shaft intelligent monitoring device, and belongs to the technical field of draw shaft monitoring devices. The draw shaft intelligent monitoring device comprises a vertical rod, the outer wall at the bottom end of the vertical rod is rotationally connected with a bottom rod distributed circumferentially, and the end, away from the vertical rod, of the bottom rod is rotationally connected with a side supporting rod; a mounting block is fixedly arranged at the top of the vertical rod, and the end, away from the bottom rod, of the side supporting rod is rotationallyconnected with the mounting block; a fixing block is fixedly arranged at the top of the mounting block, a ball screw is rotatably connected to one side of the fixing block, a driving motor is arranged at one end of the ball screw, and a screw nut used in cooperation with the ball screw is arranged at the other end of the ball screw. A camera for monitoring is arranged in a draw shaft from the topof the draw shaft, so that the danger brought to the personnel due to holding a flashlight manually with a hand for monitoring is avoided; and the camera can rotate relative to the inner wall of thedraw shaft, and therefore the inner wall of the draw shaft can be conveniently and accurately monitored.

The invention discloses a bus midway station name generation method and device. The method comprises the steps: acquiring a bus station set; grouping bus stations in the bus station set based on namesto obtain a plurality of homonymous station sets, wherein each homonymous site set comprises one or more homonymous sites; based on the route to which the target station belongs, the route directionand the station serial number, obtaining a passing station corresponding to the target station; screening the station with the maximum passenger flow volume on each line of the target station in the passing stations to obtain one or more large passenger flow stations; obtaining a guide word based on the one or more large passenger flow stations; and constructing a new name of the target site basedon the original name of the target site and the guide word to obtain the new name of the target site. The new station name constructed by the invention can effectively solve the problem that the original station name cannot be explained clearly.

The invention discloses a compass positioning optimization method and system for a mobile terminal. The method comprises the steps that when positioning of a compass of the mobile terminal is accurate, acceleration sensor data are read at the moment, and the data serve as benchmark data for accurate positioning of the compass; when a magnetic object is close to the mobile terminal, the precision of a magnetic sensor is affected, and acceleration sensor data are read at the moment; the benchmark data read when the compass positioning is accurate are compared with acceleration sensor data read when the precision of the magnetic sensor is affected; if the two groups of data are approximated to each other, the magnetic sensor produces no response to magnetic disturbance, and positioning of the compass is kept; if not, the magnetic sensor produces a response to the magnetic disturbance, and a user is prompted to calibrate the magnetic sensor. The system comprises a compass precision value detection module, a first data reading module, a second data reading module and a data comparing module. The compass positioning optimization method and system enable the compass to achieve accurate positioning even when the precision of the magnetic sensor is affected.

The invention relates to a portable multifunctional rock-soil body structure reconstruction auxiliary tool which comprises a gravity cone, a direction pointing assembly, an angle measurement assembly, a suspension rod and a base, the gravity cone is connected with the angle measurement assembly through a suspension rope, the direction pointing assembly is arranged on the suspension rope in a sleeving mode, the angle measurement assembly is arranged at the top end of the suspension rod in a sleeving mode, and the bottom end of the suspension rod is connected with the base; in the measurement process, the base is fixed to the structural face of a geological body, and the position of the suspension rod is adjusted, so that the suspension rod is perpendicular to the structural face, after the whole tool is in the balanced state, the spatial true dip angle of the structural face is obtained through the angle between the suspension rope on the angle measurement assembly and the suspension rod, and spatial orientation direction pointing is conducted through the direction pointing assembly. Compared with the prior art, the tool has the advantages of being comprehensive in function, wide in applicability, convenient to operate in practice and the like.

An apparatus for protecting a passenger in a vehicle and a control method thereof. The apparatus includes a collision detection unit that detects a predicted collision state and a collision state of a vehicle; a seat belt driving unit that adjusts tension of a seat belt according to an operation mode; an airbag driving unit that deploys each of a plurality of airbags according to a driving signal; a capturing unit that captures images of an interior of the vehicle; an image processing unit that extracts passenger information by processing images inputted from the capturing unit; and a control unit that recognizes a passenger type and a seating position based on the passenger information, operates the seat belt driving unit by setting the operation mode, adjusts deployment time points of the plurality of airbags, and outputs the driving signal to the airbag driving unit.