79results about How to "Guaranteed Responsiveness" patented technology

The invention discloses a limitation method of a Web server concurrent number, relating to the field of information technologies. In a three-tier system framework, the Web server accesses to a database by a connection pool; when user requests have certain large statics or inquiry, the connection pool is gradually used up by the requests, thus the whole system stops responding. In the limitation method of a Web server concurrent number, after transferring client-side information to the functional module of each service, the database connection pool is accessed by an inquiry connection module; the inquiry connection module is divided into a large inquiry connection module and a common inquiry connection module, wherein the large inquiry connection module has the maximum total concurrent number; when a user side submits a large inquiry request, if the request number is smaller than the maximum total concurrent number, one database connection is obtained from the database connection pool, and a database access request is submitted to the database server by the connection; otherwise, the user is prompted to wait. The maximum total concurrent number is set to limit large inquiry connection amount and ensure the response capability of common inquiry.

The invention provides a passive stability-enhanced deformable undercarriage air-ground flying robot which comprises a body, deformable undercarriage devices, wing fuselage protection frames, rotor devices, an electromagnetic shielding cabin and an automatic pilot, wherein a general mechanical extension interface with one rotational degree of freedom is installed at the upper part of the body, the interface is provided with a CAN bus connection port, and end work modules can be connected according to different tasks; the deformable undercarriage devices are installed on the body, and diversion trenches are arranged on the deformable undercarriage devices so as to provide passive stability-enhanced airflow for the robot provided by the invention; the wing fuselage protection frames are installed at the tails of the deformable undercarriage devices; the rotor devices are installed on the body; the electromagnetic shielding cabin is installed at the lower part of the body; the automatic pilot is installed in the electromagnetic shielding cabin; and the automatic pilot respectively drives the deformable undercarriage devices to realize switching between a flying mode and a ground mode of the robot provided by the invention. According to the invention, propeller protectors, undercarriages and passive stability enhancers are integrated in the deformable undercarriage devices, so that the self-weight is reduced, and the viability of power components and effective loads in complex environments is improved.

The invention provides an automatic gearbox neutral gear idle speed control method and an automatic gearbox neutral gear idle speed control device, and belongs to the technical field of automobiles. The problem of poor driving experience in the prior art is solved. The automatic gearbox neutral gear idle speed control method comprises the steps that a gear where a gear shifting rod is located at present is detected; a master cylinder pressure value of a brake pedal is detected; current vehicle speed is detected; a vehicle accelerator pedal signal is detected; when brake master cylinder pressure, the gear where the gear shifting rod is located at present, the accelerator pedal signal and the current vehicle speed are met a preset condition, neutral gear idle speed control is carried out, and an automatic clutch is controlled to a sliding and grinding state from a joint state; and after the neutral gear idle speed control is carried out, when the brake master cylinder pressure is less than a preset pressure threshold value, the accelerator pedal signal is stepping on the gas or the gear where the gear shifting rod is located at present is N gear or P gear, the neutral gear idle speedcontrol is quit. According to the automatic gearbox neutral gear idle speed control method and the automatic gearbox neutral gear idle speed control device, the driving experience can be improved when the vehicle waits red lights or in traffic jam.

The invention relates to a voltage longitudinal protective method of a power distribution network with inversion type distributed power supplies. The method comprises the steps that a protective relaying device is electrified; line parameters are initialized; a practical rated capacity of each distributed power supply is initialized; a voltage setting value is calculated; latest active power reference values, collected before start of the protection, of the distributed power supplies collected before start of the protection are obtained; positive-sequence voltage phasor U<M_pcc0> and current phasor I<M> of a bus M as well as positive-sequence voltage phasor U<N_pccn+1> and current phasor I<N> of a bus N are obtained; positive-sequence voltage calculated values U<M_pcck> and U<N_pcck> of each common joint point PCC are calculated; the positive-sequence voltage difference between the positive-sequence voltage calculated values U<M_pcck> and U<N_pcck> is calculated; a maximal positive-sequence voltage difference of n+2 nodes is selected as an action value of protection; whether the action value of protection is greater than a voltage setting value is determined; and if YES, a fault in the area is determined, and protection action is implemented. Thus, the distributed power supplies can be connected to the power distribution network in a flexible and scattered way needless of extra longitudinal channels, and the method has the advantages of high applicability, reliability and practicality in engineering practice.

The present invention discloses an urban domestic sewage treatment method, which comprises: filtering, first pH value adjustment, second pH value adjustment, treatment in an anaerobic tank, treatment in an anaerobic tank, treatment in an aerobic tank, water discharging, and other steps. According to the present invention, the urban domestic sewage treatment method has characteristics of simpleness, practicality, convenient management and good sewage treatment effect, can meet the standard requirements, and is suitable for popularization and application.

The present invention relates to an NGAL latex immunoturbidimetric detection kit and a preparation method thereof. The kit comprises a reagent R1, a reagent R2, a calibration product, and a quality control product. The reagent R1 comprises a buffer solution, an anti-interference agent, a sensitizer, an electrolyte and a preservative, and the reagent R2 comprises latex microspheres with an NGAL antibody, a buffer solution, a stabilizer and a preservative. Compared with the prior art, according to the technical scheme of the present invention, by using the anti-interference agent in the R1 reagent, the anti-interference ability can be significantly improved, and the applicable population of the neutrophil gelatinase-associated lipocalin assay kit is expanded; and the kit detection provided by the present invention has high sensitivity, high specificity, and good stability of the kit, the NGAL content in urine, plasma and serum can be efficiently detected, and the detection results can bewell correlated with imported reagents.

The invention relates to a rough and fine combined reflecting mirror attitude quantitative adjusting method and a rough and fine combined reflecting mirror attitude quantitative adjusting device, belonging to the technical field of optical remote imaging equipment, aiming at improving the reflecting mirror attitude adjusting efficiency of an optical-mechanical system during adjustment and reducing time consumption and labor cost. The method comprises the steps that a reflecting mirror is supported through three supporting rods with a spherical hinge respectively to form a supporting method with three adjustment variables; each supporting rod is connected with a reflecting mirror fixing support through an adjusting device with dual functions of rough and fine adjustment, and the axial feeding amount of the supporting rods can be controlled and indicated according to the demands; the attitude adjustment amount required by the reflecting mirror is converted into axial adjustment amount required by each supporting rod according to a format, and the adjustment amount of each supporting rod is quantitatively adjusted through an adjusting mechanism according to the axial adjustment amount required by each supporting rod and obtained through calculation, so as to realize the translational motion of the reflecting mirror along a Z direction and the tilting degree-of-freedom adjustment of a mirror surface around an X axis and a Y axis.

The invention discloses a prevention and maintenance associated scheduling optimization method of a large-batch customization production system. The method includes the steps that prevention and maintenance time interval output by an equipment layer is obtained in real time according to a random production plan issued by a market orientation order; delay of balance scheduling is adopted in advance for a system layer, a production conversion opportunity is dynamically used, and cost balance prioritization is carried out in real time; the prevention and maintenance work lead cost balance and work delay cost balance are calculated and compared, so that a maintenance dual-pendulum optimization decision is made; the combination prevention and maintenance result of the system layer is fed back to the equipment layer, a maintenance decision of a next cycle is planned, and a real-time, effective, economical and feasible associated optimization decision-making plan is dynamically and circularly provided. According to the prevention and maintenance associated scheduling optimization method of the large-batch customization production system, through balance maximization of the overall system maintenance cost, prominent economic benefits are brought to the large-batch customization production system of modern manufacturing enterprises.

The invention relates to a particle vibration velocity measurement sensitive structure and a preparation method thereof. A bridge hole is formed in a silicon substrate, a first electrode is arranged on one side of the bridge hole, a second electrode and a third electrode are arranged on the other side of the bridge hole, a first thin wire and a second thin wire are arranged above the bridge hole,the first thin wire and the second thin wire are arranged in parallel and keep a fine pitch, one end of each of the two thin wires is respectively connected with the first electrode, the other end ofeach of the two thin wires is respectively connected with the second electrode and the third electrode, and both the first thin wire and the second thin wire have a structure that both end parts of the thin wire are curved and the middle part of the thin wire is a straight rectangular shape; and the width and thickness of the middle part of the thin wire are greater than the width and thickness ofboth end parts of the thin wire. According to the scheme of the invention, both end parts of each thin wire adopt a narrow, thin and curved unique structure, the effective cross-sectional area of heat conduction through the thin wires can be reduced, the length of a heat transfer path can also be increased, and thus the finite length boundary heat conduction effect of the sensitive structure canbe effectively suppressed, and the response characteristics in low frequency bands can be improved.

The invention discloses a method for controlling the torque output of a hybrid vehicle. The method is capable of controlling the ascending rate or the descending rate of the output torque of the vehicle by means of filtering when a driver requires the sudden increase or reduction of the torque. The method for controlling the torque output of the hybrid vehicle disclosed by the invention is capable of ensuring the torque response characteristics of a vehicle control system, and improving driving comfort.

The invention relates to a low-frequency sound field particle velocity sensitive structure and a preparation method thereof, wherein a bridge hole is formed on a silicon substrate, a first electrode is arranged on one side of the bridge hole, a second electrode and a third electrode are arranged on the other side of the bridge hole, a first thin wire and a second thin wire are arranged above the bridge hole and are arranged in parallel and maintain a fine pitch, sensitive layers of the first thin wire and the second thin wire are sequentially composed of three segments including a first end sensitive layer, a middle sensitive layer and a second end sensitive layer, the length of the middle sensitive layer is greater than that of the first end sensitive layer and the second end sensitive layer, the middle sensitive layer is used for transferring heat, the first end sensitive layer and the second end sensitive layer are used for connecting with the electrode; air gap layers are respectively disposed between the middle sensitive layer and the first end sensitive layer and the second end sensitive layer. The invention can effectively improve the low-frequency response characteristic ofthe low-frequency sound field particle velocity sensitive structure.

The invention discloses caramel condensed milk. The caramel condensed milk is prepared with the method including 1), boiling of syrup liquid; 2), material burdening; 3), sterilization; 4), vacuum concentration, namely sequentially adding a material I and a material II subjected to sterilization treatment to a vacuum tank 0.098Mpa in vacuum degree at 58DEG C, performing vacuum breaking when dry substances reach 70-73%, allowing a concentrate subjected to concentration treatment to enter a homogenizer, and homogenizing the concentrate via the homogenizer to obtain a final material; 5), crystallization. The caramel condensed milk is high in sensory evaluation, sodium bicarbonate is not used during preparation, and reaction temperature is low.

The application discloses a control method of a generator set and is applied to a power generation system. The power generation system comprises the generator set for generating output power, a generator set control system for controlling the generator set and an energy storage system for matching with the generator set in operation. The control method of the generator set is characterized in that the generator set control system determines whether the output power adjustment capacity which the energy storage system can provide can make up the deviation between the current output power of the generator set and the output power indicated in a power dispatch instruction when the energy storage system currently is in a state of matching with the generator set in operation and the operation state is normal, if so, the output power adjustment speed of the generator set is reduced, and if not, the output power adjustment speed of the generator set is improved. By means of the control method of the generator set, advantages of the generator set and the energy storage system are fully taken advantage of, the loss and abrasion of the generator set can be reduced, meanwhile, the response effects of the power dispatch instructions can be guaranteed, and the economy, stability and reliability of set operation can be improved.

The invention belongs to the field of gas sensitive materials, and particularly relates to a high-molecular gas sensitive material as well as a preparation method and application thereof. The invention provides the high-molecular gas sensitive material which is a composite material having a conductive network structure and prepared from electro-woven nylon nanometer fiber films modified by conductive fillers. The high-molecular gas sensitive material disclosed by the invention can be used for solving the problem of impossible coexistence of high responsibility and good reversibility and is quite high in responsibility, response rate, resilience speed and recycle rate.

The invention discloses a screen refreshing frame rate control method, and belongs to the technical field of terminal display. The method is executed by a terminal comprising a display screen. The method comprises the following steps: obtaining a maximum refresh frame rate corresponding to a display scene of the terminal as a first target frame rate, and setting the refresh frame rate of the display screen as a second target frame rate not higher than the first target frame rate, when the terminal receives a user operation of a user on the display interface, the refreshing frame rate of the display screen is set as the first target frame rate, so that the terminal can control the refreshing frame rate of the display screen to be not higher than the maximum refreshing frame rate of a display scene, the power consumption of the display screen is reduced, and the user experience is improved. Meanwhile, when the user operation is received, undercarriage frame rate of the display screen isswitched to the maximum refreshing frame rate of the current display scene, so that the interaction fluency is ensured, and the response effect of interface interaction is ensured while the power consumption of the display screen is controlled.

The invention discloses a virtual machine scheduling system and method based on double rates and work dormancy. The system includes a control server and a compute server, wherein the compute server isdivided into a main module server and a standby module server. A time-out timer and a virtual machine scheduler run in the control server, and a load monitoring system runs in the compute server. Thevirtual machine scheduler in the control server adopts double thresholds theta1 and theta2 to together control the running state of a virtual machine in the main module server, and an activation threshold theta3 is introduced to control the running state of a virtual machine in the standby module server. The load monitoring system of the compute server collects the loading condition of each virtual machine in real time, sends the loading condition to the virtual machine scheduler, and receives and executes scheduling instructions sent by the virtual machine scheduler. By using the virtual machine scheduling system and method, and setting the reasonable activation threshold, a work dormancy service rate and work dormancy parameters, effective saving of energy consumption can be achieved under the premise of guaranteeing the response performance.

The invention provides an illumination intensity control method and device of a vehicle lamp. The method comprises the following steps: receiving a gear signal, wherein the gear signal is directed toa gear in which a vehicle is currently located; acquiring a vehicle speed of the vehicle when the gear signal is directed to a parking / starting gear or neutral gear; and lowering an illumination intensity value of headlamps of the vehicle when the vehicle speed is less than a preset value. According to the illumination intensity control method and device provided by the invention, by acquiring thegear position and the vehicle speed, the driving environment (such as a traffic jam section and a traffic light intersection) where the vehicle is currently located can be effectively determined. Theillumination intensity value of the headlamps of the vehicle is lowered according to the driving environment, thereby reducing the vision interference of the headlamps to surrounding vehicles and pedestrians due to the retained illumination intensity, ensuring the reaction sensitivity of a driver when other vehicles suddenly start and other situations occur, and improving the road safety.

The invention discloses a conversion rate enhancing circuit applied to an operational amplifier. The operational amplifier comprises a folded common-emitter common-base two-stage operational amplifier. The enhancing circuit is characterized by comprising a rising edge increasing circuit and a descending edge increasing circuit, wherein positive and negative input ends of the two increasing circuits are connected with positive and negative input ends of the operational amplifier respectively; a current output end of the rising edge increasing circuit is connected to a compensation capacitor node SRn of the first-stage operational amplifier; and a current output end of the descending edge increasing circuit is connected to a compensation capacitor node SRp of a second-stage operational amplifier. Through application of the conversion rate enhancing circuit, slew current is generated when the difference value of an input signal is up to a certain threshold to control the charging and discharging current of a compensating capacitor, so that the conversion efficiency of the operational amplifier can be increased effectively. Moreover, no influence is caused on a main circuit of the operational amplifier when the difference value of the input signal is less than the threshold, so that the full input domain following or responding ability of the folded common-emitter common-base two-stage operational amplifier is ensured.

The invention relates to a mass point vibration velocity sensor with a wide response frequency band. The sensor comprises a sensitive unit and a signal processing unit, wherein the sensitive unit consists of a plurality of sensitive subunits, each sensitive subunit is used for collecting a sound signal of a corresponding frequency band, and the signal conditioning unit is used for amplifying electric signals outputted by the sensitive unit and synthesizing the electric signals outputted by the sensitive subunits. According to the sensor, broadband response can be realized on the premise of ensuring the signal-to-noise ratio and sensitivity.

A large-scale turbocharged diesel engine comprises exhaust boilers (20 and 23) and a power turbine (31), wherein the exhaust boilers (23) are used for recovering energy in exhausted gas. One of the exhaust boilers is a part of an integral body of an exhaust receiver (3). Part of exhaust in upstream of a turbocharger turbine (6) is distributed to the power turbine. The large-scale turbocharged diesel engine comprises a preheating boiler (20) arranged on the low-pressure side of the turbocharger turbine and an overheating boiler (23) arranged on the high-pressure side of the turbocharger turbine. The large-scale turbocharged diesel engine can run in scavenge air mode highly humidified to increase recoverable energy in the exhaust. The large-scale turbocharged diesel engine can also be utilized as a heat pump to enable the temperature of exhaust leaving the engine to be lower than an environmental temperature.

The invention provides a modifying method of bionic nanopores, which includes the steps of adding a substrate with bionic nanopores between a utility polyelectrolyte solution and a pairing polyelectrolyte solution; under the induction of an electric field, allowing the utility polyelectrolyte solution and the pairing polyelectrolyte solution to be self-assembled in the bionic nanopores through electric crosslinking, wherein the utility polyelectrolyte solution and the pairing polyelectrolyte solution have opposite charges. The modifying method helps greatly widen the selection range of utilitypolyelectrolytes and is suitable for modifying utility polyelectrolytes having the same charge as that in the pores. The modifying method has the advantages of short modifying time, good responding effect, reversible modification, and reusability of the bionic nanopores. The invention also provides bionic nanopores made via the modifying method and application of the bionic nanopores in the production of nanofluidic devices.

The invention relates to full inventory resource monitoring and displaying method based on visualization. The method comprises the steps of carding and integrating internal and external inventory resource data, establishing a full inventory resource pool, acquiring material inventory scale and warehouse distribution information through a related information system, tidying and integrating variousinventory internal resource and external resource data, and completing the visualized display of inventory material resources of each level unit; and monitoring and analyzing the utilization efficiency of full inventory resources. Through comprehensive integration and real-time monitoring of inventory resource data, depending on a data analysis method, an inventory resource management problem is identified, an early warning information pushing mechanism is established, finally, full inventory resource management risk early warning is performed, and accurate or fuzzy query is performed on an inventory resource pool through material coding, material description and material categories; therefore, comprehensive query of full inventory resource information is realized. The method is visual andintelligent, effective application of data assets is achieved, and operation decisions are supported.

The invention discloses a process for reducing sulfate ions in the synthesis process of 2-acrylamido-2-methylpropanesulfonic acid. The process comprises the following steps: (1) firstly, adding certain parts of acrylonitrile and a dehydrant into a reaction kettle, and supplying cooling water to cool to minus 30 DEG C to 0 DEG C; (2) introducing gasified isobutene into the reaction kettle at minus 30 DEG C to 0 DEG C, introducing a certain amount of the component, and continuously introducing isobutene and dropping fuming sulfuric acid at the same time; (3) after the fuming sulfuric acid is completely added, continuously introducing a certain amount of an isobutene gas; (4) after the material is completely added, performing heat-preservation reaction at 10-40 DEG C; and (5) performing cooling crystallization on a generated paste product, and performing separation drying, thereby obtaining a 2-acrylamido-2-methylpropanesulfonic acid synthesized product. The synthesized product disclosed by the invention is high in purity, low in cost, convenient in industrial production and relatively low in sulfate radical residue without refining.

The invention belongs to the technical field of sensors and particularly relates to a piezoelectric thin film sensor and a preparation method thereof. The preparation method comprises the following steps: S1: providing a PET film and carrying out punching processing; S2: dividing the front surface of the PET film into a conductive area and an insulating area, printing a silver paste circuit on theconductive area, and printing insulating oil on the insulating area; S3: printing a shielding material on the back surface of the PET film; S4: coating a conductive adhesive on the silver paste circuit; S5, providing an FPC circuit board, and pasting and fixing the FPC circuit board to the PET film; S6: printing glue on the joint of the FPC circuit board and the PET film and drying; S7: providinga piezoelectric film, and pasting and fixing the two sides of the piezoelectric film to the PET film; S8: cutting the piezoelectric film and the PET film; S9: carrying out fixed-point polarization onthe piezoelectric film; and S10: overturning and folding the piezoelectric film and the PET film. The piezoelectric film is subjected to fixed-point polarization, so that the polarization cost of thepiezoelectric film is remarkably reduced.

The invention relates to a touch screen device which comprises a display portion and a packaging cover plate arranged on the display portion. The display portion comprises a substrate and a display unit arranged on the substrate. The display unit is arranged between the packaging cover plate and the substrate, and a photoelectric sensor array is further arranged on the surface, opposite to the display unit, of the packaging cover plate. According to the touch screen device, the photoelectric sensors are arranged on one face, facing the display unit, of the packaging cover plate, the photoelectric sensors are used for sensing brightness changes of touch points or shielding points, so that a touch function is triggered; the photoelectric sensors and the display unit are located on different planes, so that detection circuits in the photoelectric sensors are far from a drive circuit of a light emitting component in the display portion, interference between the detection circuits and the drive circuit is avoided, and touch reaction sensitivity and precision can be guaranteed.

The invention discloses a preparation method of spherical antimonous oxide, wherein the preparation method comprises the steps: carrying out spheroidization treatment and refinement treatment on traditional cubic crystal form or orthorhombic crystal form antimonous oxide serving as a raw material by using a sand mill, taking as a seed crystal, and introducing the seed crystal into an antimonous oxide preparation system by using a specially designed oxygen blowing pipe to obtain the spherical antimonous oxide. The prepared spherical antimonous oxide is spherical in crystal form and smaller in oil absorption value, the compatibility of a flame retardant in a plastic material is remarkably improved, and the influence on the viscosity of coatings, oil paint and the like is quite small.

A large-scale turbocharged diesel engine comprises exhaust boilers (23) and a power turbine (31), wherein the exhaust boilers (23) are used for recovering energy in exhausted gas. One of the exhaust boilers is a part of an integral body of an exhaust receiver (3). Part of exhaust in upstream of a turbocharger turbine (6) is distributed to the power turbine. The large-scale turbocharged diesel engine comprises a preheating boiler (20) arranged on the low-pressure side of the turbocharger turbine and an overheating boiler (23) arranged on the high-pressure side of the turbocharger turbine. The large-scale turbocharged diesel engine can run in scavenge air mode highly humidified to increase recoverable energy in the exhaust. The large-scale turbocharged diesel engine can also be utilized as a heat pump to enable the temperature of exhaust leaving the engine to be lower than an environmental temperature.