90results about How to "Guarantee capacity" patented technology

A ball screw actuator for aircraft control surfaces includes a lead screw, a motor to set the screw in rotation about its longitudinal axis and a primary body connected to a control surface and engaged on the control screw via a plurality of balls movable on the thread of the screw. A secondary body is connected to the primary body and has an auxiliary portion provided with an engagement surface facing the thread of the lead screw at a predetermined distance; the engagement surface is shaped to engage on the thread of the lead screw. The actuator also includes a device for uncoupling the secondary body from the auxiliary portion in the rotation motion about the longitudinal axis.

A freezer-refrigerator comprising: a refrigeration compartment (2) for refrigerating and storing an object to be stored; a freezing compartment (4) for freezing and storing an object to be stored; a first compressor (11) for operating a first refrigeration cycle (10) in which a first refrigerant flows; a first heat dissipater (12) provided to a high-temperature section of the first refrigeration cycle (10); a first evaporator (14) provided to a low-temperature section of the first refrigeration cycle (10); a second compressor (21) for operating a second refrigeration cycle (20) in which a second refrigerant flows; a second evaporator (24) provided to a low-temperature section of the second refrigeration cycle (20); and an intermediate heat exchanger (31) for performing heat exchange between the low-temperature section of the first refrigeration cycle (10) and a high-temperature section of the second refrigeration cycle (20). The first evaporator (14) cools the refrigeration compartment (2), and the second evaporator (24) cools the freezing compartment (4).

The invention provides an architecture of elastic cloud. The architecture of elastic cloud comprises a cloud resource control end, an internal network, a storage device, a reverse proxy server, an external network and a server cluster, wherein the cloud resource control end, the internal network and the storage device are connected in sequence, the reverse proxy server and the external network are connected in sequence, the cloud resource control end is connected with the reverse proxy server, a software provider has access to the cloud resource control end, virtual machine images and configuration files are uploaded and are stored in the storage device by the cloud resource control end through the internal network, virtual machines are registered in the server cluster and instantiated, and the configuration files of the reverse server are modified. According to the architecture of elastic cloud, by monitoring the virtual machines running in elastic cloud, service in the elastic loud is guaranteed to be always in the healthy state according to the load dynamic flexible service capacity of the virtual machines, and it is guaranteed that after the server cluster changes, a user request can not be sent to the service virtual machines which do not exist any more.

The lead plaster for use in battery anode comprises 100 proportion lead powder, 0.05-0.06 proportion fabric,0.2-0.4 proportion acetylene black,0.5-0.8 superfine barium sulphate, 0.5-0.8 proportion humic acids, and 0.1-0.2 proportion ligninsulfonic acid . The oxidation-proof anode ingredient is selected to improve charging property and starting ability at low temperature and attain more cycling times.

The invention discloses a power consumption control method and system of a mobile terminal. The mobile terminal uses N antenna currently; the N is more than or equal to 2; the method comprises following steps: detecting the electric quantity of the mobile terminal; judging whether the detected electric quantity is lower than a preset closing threshold value; when detecting that the electric quantity of the mobile terminal is lower than the preset closing threshold value, closing M antennas in the currently used N antennas, wherein the M is more than or equal to 1 and is less than N; and using the unclosed antennas to realize data service functions. According to the technical solution, when the electric quantity of the mobile terminal is lower than the preset closing threshold value, the power consumption is reduced by reducing the number of used antennas; the rest unclosed antennas are used for maintaining the normal data services; in this way, although the throughput rate of the data services is reduced, the basic data service capability is ensured; therefore, when the mobile terminal is in low electric quantity, the power consumption is reduced; the data service functions can be used normally; and good experience is brought to a user.

The invention discloses a corn grain threshing and separating device and a combine harvester with the separating device. The corn grain threshing and separating device comprises a threshing roller which is provided with threshing teeth with ball-headed top ends, wherein a threshing concave plate is arranged below the threshing roller and is arranged on a mounting rack, and multiple columns of staggered elliptical holes are formed in the threshing concave plate; a stone collecting tank is arranged at one side, close to a corncob source, of the mounting rack, and a stone collecting tank cover plate is arranged above the stone collecting tank. Through the threshing teeth, grains are prevented from being crushed, and the threshing effect is enhanced; the threshing teeth are matched with the threshing concave plate, so that under the condition of guaranteeing low grain crushing rate, high threshing performance, screening performance and passing characteristic, the working strength, reliability and stability are improved through the mounting rack, and mounting and repair / maintenance are facilitated; the stone collecting tank is closed by the stone collecting tank cover plate, so that corncobs are prevented from falling into the stone collecting tank; meanwhile, through replacing a threshing and separating attachment, on the basis of realizing rice / wheat harvesting, the effect of harvesting corn crops is realized, and the use ratio of the harvester is increased.

The invention discloses a corn kernel threshing and separating device which comprises a threshing roller with threshing teeth. Each threshing tooth comprises a tooth rod with a spherical top end, a threshing concave plate is arranged below the threshing roller and comprises a concave plate body, the concave plate body comprises two side plates, supporting plates are arranged between the two side plates, a longitudinal separation plate is arranged between the two supporting plates, separation bars are arranged on the longitudinal separation plate, and the separation bars and the longitudinal separation plate are flush with the side plates. A separation roller is arranged on one side of the flowing direction of crops, and separation teeth and separation plates are arranged on the separation roller in a staggered mode. A separation concave plate communicated with the threshing concave plate is arranged below the separation plate. Through rubbing between the threshing teeth and the threshing concave plate, threshing is achieved, power consumption is little, and cost is low. Through the threshing concave plate, while passing ability and screening efficiency are guaranteed, strength and use reliability are improved, and the crushing rate is lowered; meanwhile, through replacement of the corn kernel threshing and separating device, the effect of harvesting corn crops at the same time is achieved, and the use rate of a rice and wheat harvester is improved.

The invention relates to a network for accessing the microwave into universal internet, which comprises a media access control and physical layer module, a wireless resource manage module, and a gateway module. The invention also discloses relative method, which comprises: first the terminal user station / mobile station sends service request; then accessing the microwave into the universal internet to build the special physical connection and service connection of user station / mobile station according to said service request and builds the user interface for transmitting said service data; and the core network and the microwave access universal internet via intercommunication checks the connection.

The invention discloses a multi-protocol compatible method of sharing double stream audios in a conference, an apparatus and a system. One method is applied to a first terminal supporting a SIP protocol and an H.323 protocol and comprises the following steps of using the SIP protocol to call a second terminal; according to a first response message returned by the second terminal, determining whether connection is successful; when the connection is determined to be unsuccessful based on the first response message, using the H.323 protocol to call the second terminal; according to a second response message returned by the second terminal, determining whether the connection is successful; when the connection is determined to be successful based on the second response message, establishing a conference with the second terminal through the H.323 protocol, carrying out audio mixing on a single channel or multiple channels of mainstream audios and auxiliary stream audios and sending the audios after audio mixing to the second terminal through a mainstream channel. By using the method, the apparatus and the system of the invention, the double stream audios can be effectively shared in a video conference system of SIP and H.323 double protocols.

A data center management unit (DCMU, 100) for managing and controlling power distribution to computers in a data center, includes a power inlet (101), a plurality of power outlets (111, 112, 113, 114, 115, 116, 117, 118) for providing power to respective ones of the computers, a processor (141), at least one wired data port (151, 152, 153, 154) for controlling one or more of the computers, and a network interface (155) enabling a data center administrator to manage the data center management unit (DCMU, 100) remotely via wired network connectivity. In addition the data center management unit (DCMU, 100) contains a redundant meshed wireless network interface (156). The data center management unit (DCMU, 100) is adapted to automatically switch to the redundant meshed wireless network interface as an alternative for the network interface (155) in situations where the wired network connectivity is lost.

The invention provides a well drilling method for using dry ice drilling fluid to assist in rock breaking and belongs to the technical field of hot dry rock geothermal well drilling construction. Granular dry ice serves as drilling fluid, heat absorption during different phase state changes of carbon dioxide is sufficiently utilized to cool a drilling tool, temperature gradient is generated on rock mass in front of a drill bit, the rock mass is subjected to thermal fracture, then the properties of the rock mass are weakened, and the rock breaking assisting function is achieved. In the circulation process of the dry ice drilling fluid, the functions including (1) drill bit cooling and lubricating, (2) rock breaking assisting, (3) rock waste carrying and (4) well wall system stability maintaining are brought into full play. Meanwhile, cyclic utilization of the dry ice drilling fluid is achieved on the ground. Through the well drilling method, the difficult problem of well drilling under high temperature and high pressure conditions can be solved, the technical problems that due to the high-temperature and high-pressure environment, the drilling tool stability is poor, the performance of the drilling fluid is poor, the drillability of a rock stratum is poor, the stability of a drill hole is poor, and the well drilling construction cost is high are solved, and the technical defects of hot dry rock geothermal development well drilling construction are effectively overcome.

A refrigerant pipe (4a) of a condenser (4) is helically wound into an oval shape, and the center of the helical winding forms a shape that meanders in the vertical direction with respect to the main shaft of a blower (5). The inlet (4c) and the outlet (4d) of the refrigerant are connected by a rubber connection member (9). The connection member (9) serves as a rubber vibration damper that absorbs the vibration of the condenser (4). In addition to suppressing vibration, the connection member (9) also serves to relatively position the inlet (4c) and the outlet (4d). Thus, there is no need for a positioning component, and the number of components is reduced.

The invention discloses a power redundancy control system of a GPU server. The power redundancy control system comprises a power redundancy module, a BMC, a CPLD and a GPU module; the power supply redundancy module comprises a first PSU and a second PSU, and the GPU module comprises a plurality of GPUs; the first PSU is connected with the CPLD through a first bus; the second PSU is connected with the CPLD through a second bus; the BMC is connected with the CPLD through the first I2C bus and the second I2C bus and sends heartbeat information to the CPLD; the CPLD is connected with the BMC through a third bus and a fourth bus; the CPLD is connected with the plurality of GPUs through a third I2C bus. According to the invention, when the BMC is abnormal or restarted, the CPLD can control the overall power consumption of the server, and meanwhile, the server can be ensured not to have a downtime phenomenon, so that the loss caused by the abnormal or restarted BMC to a client is reduced.

The invention provides a compressor, a control method and an air conditioner. The control method of the compressor includes the following steps of S1, setting a current of a motor of the compressor tobe X times an initial current; S2, obtaining the exhaust temperature T and the lubricating oil temperature K of the compressor in real time; and S3, adjusting the current of the motor of the compressor according to the magnitude of the fed-back exhaust temperature T and the fed-back lubricating oil temperature K. According to the compressor, the control method and the air conditioner, the currentof the motor of the compressor is increased under low frequency to increase heat output of a motor coil under a low frequency operation state, at the same time, heating of a heating resistance wire is utilized to heat up the temperature of a refrigerant in a shell and the temperature of lubricating oil in the compressor, and the effect of increasing the exhaust temperature in a compressor cavityis achieved; and at the same time, the temperature of the lubricating oil is increased, thus the temperature of the lubricating oil is increased, the viscosity is reduced, thus the capacity and the reliability of the compressor are ensured, power consumption of the compressor is decreased, and the energy efficiency is increased.

The invention discloses an air conditioner and an air conditioner flow valve control method. The air conditioner comprises at least one indoor unit, an outdoor unit, a water pump and a controller. Theoutdoor unit comprises a compressor, a water refrigerant heat exchanger and a flow valve. The water pump is arranged on a heat source water flow path. The controller is configured to determine the total load of the indoor units according to the current number of the indoor units and the temperature adjusting amount, and the temperature adjusting amount is the difference value between the currenttarget temperatures and the current indoor temperatures of all the indoor units. An opening degree change value of the flow valve is determined according to the total load and the water inlet and outlet temperature difference of the water refrigerant heat exchanger, and the opening degree of the flow valve is controlled based on the opening degree change value to control the water flow, thus the water flow of an air conditioner water source multi-split air conditioning water system is accurately controlled, the unit capacity is ensured, and power waste and water system loss caused by flow increase are avoided while user requirements are met.

The invention provides a dynamic train tracking interval calculation method, which comprises the following steps of: establishing a space-time speed network model for each train in a current transportation scene according to basic static data of the train and dynamic data in the transportation scene; marking space-time resources occupied by each network arc in the space-time speed network models of all trains according to a locking time theory; according to the train departure sequence, searching the shortest space-time speed path of each train in the marked space-time speed network model in sequence, and when space-time resources occupied by a network arc are used resources, forbidding selection when the shortest space-time speed path is searched; and after all the trains are painted, obtaining the minimum tracking interval between the trains and a corresponding speed curve according to the searched space-time speed path result. According to the method, the minimum tracking interval between the high-speed railway trains is calculated in any transportation scene, and meanwhile, the feasible recommended speed curve of the minimum tracking interval is obtained through the calculation result.

The invention provides a heat treatment process for improving the strength and low-temperature impact toughness of an anti-corrosion steel casting. A hardening and tempering process is adopted for treatment. The heat treatment process comprises the steps that 1, cast steel is subjected to high-temperature quenching in a heating furnace, the quenching temperature ranges from 880 DEG C to 950 DEG C, heat preservation is carried out for 4-6 h, the cast steel is put into water to be cooled, and the in-water time is smaller than or equal to 1 min; and 2, tempering treatment is carried out, the tempering temperature ranges from 660 DEG C to 710 DEG C, heat preservation is carried out for 4-6 h, and then the cast steel is subjected to air cooling to the room temperature. The heat treatment process has the beneficial effects that the steel casting obtained through the heat treatment process is high in strength, plasticity and impact toughness; and the plasticity index is not lower than the widely-used ZG270-500 requirement, meanwhile, the yield strength is larger than or equal to 400 MPa, the tensile strength is larger than or equal to 550 MPa, and the impact toughness of -40 DEG C exceeds 30 J.

The invention discloses a switching method and system for a big data software system, terminal equipment and a storage medium. When the terminal equipment receives a master-slave switching instruction, an offset of a first Kafka component of a master Hadoop cluster is stored to a first Redis component of the master Hadoop cluster; open source data of a first HBase component of the master Hadoop cluster is synchronized to a second HBase component of a slave Hadoop cluster, storage data of the first Redis component, which comprises the offset, is synchronized to a second Redis component of the slave Hadoop cluster; and when master data of the master Hadoop cluster and slave data of the slave Hadoop cluster are consistent, a switching operation from a master production system to a slave production system is carried out. Availability of the integral software system is greatly promoted, guarantee capacity of a real-time service is reinforced, and a problem of poor reliability of a single cluster is avoided.

The invention discloses a sea gull-imitating flapping wing mechanism which comprises a driving part, a transmission part, a flapping wing part and a keel. The keel sequentially penetrates through andis fixed on the driving part, the transmission part and the flapping wing part and is used for supporting and connecting the whole mechanism; each of left and right flapping wing connecting rod mechanisms of the flapping wing part consists of front and rear crank and rocker mechanisms and a parallelogram mechanism. By adopting the two sets of crank and rocker mechanisms and parallelogram mechanisms connected in parallel, the sea gull-imitating flapping wing mechanism, compared with a conventional sea gull-imitating flapping wing mechanism with a single crank rocker mechanism, simulates the movement rule of double-section flapping wings of birds and two-section flapping wings similar to sea gull flapping wings and improves the bionic property of flapping wing movement; the sea gull-imitating flapping wing mechanism has the advantages of being compact and simple in structure.

The invention relates to a gear propulsion device for a pneumatic motor and belongs to the field of pneumatic motor starters. The gear propulsion device comprises a housing, a pinion wheel, an output shaft, a spline shaft, a bearing support, a bearing, a reset spring, O-shaped seal rings and a piston, wherein the housing is provided with a front cavity and a rear cavity; an air inlet and an air outlet are formed in the rear cavity of the housing in the radial direction; the piston and the bearing support are arranged in the rear cavity; the piston is matched with a cylinder formed between the inner wall of the rear cavity and the bearing support; the inner wall of the cylinder is divided into three segments with different diameters; the diameter of the middle segment is bigger than those of the front segment and the rear segment; the front end of the piston is connected with the spline shaft through the bearing in the radial direction; a stepped shaft is arranged at the rear end of the piston and provided with an axial throttling hole; one end of the spline shaft is axially connected with the output shaft; the end part of the output shaft penetrates a shaft hole of the front cavity to be arranged at the outer end of the housing and is connected with the pinion wheel; the reset spring is arranged between the bearing and the step of the front cavity. The gear propulsion device has the advantages of long service life, high safety factor, simple structure, easiness for implementation and the like.

The invention relates to a portable microbial induction calcium carbonate precipitation kit and application thereof in repairing of an early crack of a pavement base course. The portable microbial induction calcium carbonate precipitation kit comprises a first component, i.e., urease generation bacterial solution, a second component, i.e., urea, a third component, i.e., calcium source and a fourth component including peptone, yeast extracts and sodium chloride, wherein each component is individually packaged. When the portable microbial induction calcium carbonate precipitation kit is used, each component is prepared into a solution in field, and the solutions are mixed according to a specific sequence and are added into a crack to be repaired. The portable microbial induction calcium carbonate precipitation kit can be conveniently carried, has long preservation time, and can be suitable for various construction environments.Bacterial strains in the kit are separated and screened from soil, in a repairing process, no secondary pollution is caused for the environment, and cost is low. More importantly, the screened bacterial strain has a high utilization rate and does not need to be directly mixed with cement mortar or a cement base body, so that the problems that a great quantity of cultures dies or activity is lowered and the like since the bacterial strain needs to be directly mixed with cement mortar or the cement base body can be avoided, and the crack repairing capacity of the portable microbial induction calcium carbonate precipitation kit is guaranteed to a maximum extent.

The invention relates to the technical field of warehouse management, in particular to an intelligent warehouse cooperative robot and an application system and method thereof.The intelligent warehousecooperative robot comprises a main controller, a communication module, a positioning module, a navigation module, and a cargo label identification module,wherein the communication module, the positioning module, the navigation module, and the cargo label identification module are connected with the main controller. According to theintelligent warehouse cooperative robot and the application systemand method thereof, the problems that in the existing warehouse management, by adopting manual cargo classification and transportation, storage efficiency is low, and inaccurate classification due tohuman erroraresolved.

The invention provides a fresh air haze remover with an energy-saving effect. The fresh air haze remover comprises a fresh air pipeline and an air exhaust pipeline, wherein a fresh air fan is arrangedin the fresh air channel; an air exhaust fan is arranged in the air exhaust channel; and the fan blade diameter of the fresh air fan is greater than that of the air exhaust fan. The fresh air haze remover with the energy-saving effect provided by the invention has system characteristics of combining great fresh air side resistance with small air exhaust side resistance, so that the fan blade diameter of the fresh air fan is greater than that of the air exhaust fan, and therefore, energy consumption of the fresh air haze remover is reduced and the cost is reduced on the premise of guaranteeingability of the fresh air haze remover; and moreover, the fan blades can be matched, so that development types of the fans are reduced to the greatest extent on the premise of meeting product needs, and therefore, development cost is further reduced.

The invention relates to a shift control mechanism of a transmission. The shift control mechanism comprises a first shift lever, a second shift lever, a third shift lever and a fourth shift lever, wherein a first shift fork and a first shift drive fork are matched on the upper portion of the first shift lever, a second shift fork and a second shift drive fork are matched on the lower portion of the second shift lever, the lower portions of the third shift lever and the fourth shift lever are matched with a third shift drive fork respectively, and a third shift fork is matched on the upper portion of the fourth shift lever. The shift control mechanism is characterized in that a shift block is composed of a shift finger and a shift cam, a mounting hole is arranged at the center of the shift cam, a shift shaft is perpendicular to the fourth shift lever and matched with the mounting hole on the shift cam, and the shift finger is positioned between inner sides of the first shift fork, the second shift fork and the third shift fork. The shift control mechanism is simple in structure, and capable of achieving shift interlocking and gear selection before dislocating, reducing shift time, and improving safety and service efficiency of the transmission.

The invention provides a micro catheter which comprises a catheter base and a catheter body connected with the catheter base. The catheter body comprises a main body of the catheter body and a tip catheter section which is arranged at the end, far away from the catheter base, of the main body of the catheter body; the outer diameter of the end, far away from the main body of the catheter body, of the tip catheter section is smaller than that of the main body of the catheter body, the inner diameter of the tip catheter section is larger than the outer diameter of a guide wire, and cracks which can enable the tip catheter section to crack outwards in the radial direction are formed in the inner cavity wall of the tip catheter section. During application, when a support enters the tip catheter section, the support can exert acting force on the inner cavity wall of the tip catheter section, the cracks crack, and the tip catheter section cracks outwards in the radial direction, so that the support is sent out; meanwhile, due to the fact that the outer diameter of the far end of the tip catheter section is smaller than that of the main body of the catheter body, the size difference between the far end of the tip catheter section and a narrow lesion is larger, the micro catheter can easily penetrate through the narrow lesion under the guidance of the far end of the tip catheter section, therefore, by means of the micro catheter, it can be guaranteed that the support can be smoothly released from the micro catheter, and meanwhile the difficulty for the micro catheter to penetrate through the narrow lesion is reduced, so that the operation difficulty is reduced.

The invention discloses a charge pump, wherein all levels of clock signal output ends of a multilevel booster circuit are connected with different frequencies of clock signals, a control logic circuit is used to adjust the frequency of each level of clock signals of the booster circuit according to the change of control signals; when the charge pump starts, the frequency of the booster circuit clock signals which are connected with all the levels of the clock signal input ends is low and then is increased gradually; and when the output voltage of the charge pump reaches a high clamp voltage, each level of booster circuit clock signals is set to have the same frequency of the original input clock CLK frequency. By using the charge pump of the invention, the starting current of the charge pump can be reduced and the ability of the charge pump can be ensured, thus the charge pump can be used in the occasion with the constant source power.

A self-distribution bag type dust remover comprises a dust chamber and support legs arranged at the bottom of the dust chamber, wherein an air inlet and an air outlet are arranged on the dust chamber,a multifunctional treatment device is arranged at the air inlet, an air inlet pipe and an air outlet pipe are arranged on the multifunctional treatment device, and the air outlet pipe is connected with the air inlet and used for primarily treating air. The self-distribution bag type dust remover overcomes the defects of the prior art, the multifunctional treatment device is arranged at the air inlet of the bag type dust remover, a water removal pipe, a direct ventilation pipe, a cooling pipe, a multifunctional detection device and a control box are arranged on the multifunctional treatment device, air is automatically rotationally distributed to the water removal pipe or the direct ventilation pipe or the cooling pipe according to the detection condition of the multifunctional detection device, the treated air enters the bag type dust remover, the service life of the bag type dust remover is greatly improved, and the treatment efficiency and capacity of the bag type dust remover can be guaranteed.