59results about How to "Small workload" patented technology

A user inputs an evaluation of a content over an EPG, and specifies on a screen a search condition to search for a content. Based on the input, a content selection device evaluates contents, displays a content which is to be recommended by giving the content, which is to be recommended, a different indication in the EPG, and displays a list of contents which are to be recommended. By this, the present invention is able to offer a content, which is to be recommended, matching a preference of the user without burdening the user.

When scanning exposure is performed by illuminating an illumination area on a mask with a pulse light from a pulse light source, synchronously moving the mask and a photosensitive object, and transferring a pattern of the mask onto the photosensitive object, a main controller performs dose control on a high sensitivity range where scanning velocity of the mask and the photosensitive object is set at a maximum so as to maintain an exposure pulse number at a minimum exposure pulse number. A pulse light source, which pulse energy is variable within a predetermined range, maintains the exposure pulse number at the minimum exposure pulse number within the variable range. The pulse light source comprises a housing in which an outgoing opening that emits a light is formed, a plurality of units housed in the housing, and a drive unit that moves the plurality of units, partially or in total inside the housing.

The invention relates to an engine control model (ECM) calibration and verification system for an automobile. A virtual vehicle component and a virtual power assembly component are constructed by using an application program, a virtual vehicle platform and a virtual power assembly are constructed by using these virtual components, and correct and real-time interaction between the application program and ECM hardware is realized by taking a simulator as a virtuality and reality combined bridge, so that calibration and verification of an ECM can be realized in an interaction process. An entire simulation test stand has high performance, high operability and high portability, so that the ECM can be calibrated and verified easily, labor force and material resource costs of ECM calibration and verification work can be lowered, and the development quality of ECM calibration can be enhanced.

The invention discloses a tree survey method by using a close-range common digital camera. Take the common digital camera to shoot fixed sample plot. Modeling to deal with homonomial image points by renewing tree three-space and interpolating arbitrary point coordinate by fitting part curvilinear equation. To calculate tree survey factors including diameter height, any diameter, tree height and crown capacity etc. Making the best of handiness and flexibility of digital camera can shorten measured cycle. Dealing with data by computer modeling and calculating various tree survey factors by using characteristic point coordinates of the renewed tree three-space can largely improve the precision and work efficiency of forest resources investigation, which can reduce the cost greatly.

The invention discloses a method for directly determining the stand volume with a mobile phone, wherein the method comprises the following steps: determining the number and volume of trees in a forest stand per unit area by an angle gauge method; taking an ordinary mobile phone as a tool, setting angle gauge factors in mobile phone tree-measurement software; when certain angle gauge factor Fg is used, measuring around 360 degrees from sampling points, and observing heights of trunks above the ground, wherein the trunks are at places where the angle gauge notch is just tangent to the trunks above the breast height; the method for calculating the stand volume is as follows: the volume per hectare (M) is equal to the sum (in m) of heights of the trunks at all tangent places of each observed tree on the forest land above the ground multiplied by the angle gauge factor (referring to the Specification for the formula).

The invention relates to a wind turbine blade brush and provides a rotor blade for a wind energy system. The rotor blade comprises a blade body with a rear edge and a front edge, and a plurality of bristles on the external surface of the blade body. The bristles are adhered in the vicinity of the rear edge of the blade body under typical circumstances and are used for reducing the noise caused by the air current near the blade during work.

The invention discloses a Drilling, joint-cutting and fracturing integrated device for hard rock. The device comprises an oil cylinder supporting base, a pushing oil cylinder, a guide rail, a swing driving device, a rubber ring, a reverse extruding ring, a drill rod, a drill head, a flowing passage shaft, a rotary sealing shaft and a rotary sealing sleeve; the oil cylinder supporting base is fixedto the back end of the guide rail, the swing driving device is slidably connected with the guide rail, and the pushing oil cylinder is fixed to the oil cylinder supporting base; a piston rod of the pushing oil cylinder is connected with the swing driving device, the front end of an output shaft is separately connected with the back end of the drill rod, the front end of the drill rod and the backend of the drill head, and the flowing passage shaft installed on the output shaft and in the drill rod is connected with the back end of the drill head; the rotary sealing sleeve is fixed to the back end of the swing driving device, the rotary sealing shaft penetrating through the rotary sealing sleeve is connected with the flowing passage shaft, and the rubber ring is fixed to the front end ofthe swing driving device and connected with the reverse extruding ring. The device can achieve drilling, joint cutting and fracturing integration operation on hard rock, and has the advantages that the capacity of crushing hard rock (f)10) is high, the efficiency is high, and the quantity of produced dust is low.

The invention discloses a medium-deep hole room pillar mining method for limestone underground mine mining. The method comprises the steps of: S10. exploiting a ramp, tunneling a first intermediate section haulage roadway along the front end of a to-be-mined stope room from the ramp, and tunneling an air return roadway along the rear end of the to-be-mined stope room from the ramp; S20. dividing an upper sub-layer and a lower sub-layer; S30. stoping the upper sub-layer, tunneling a roof cutting roadway, conducting slope expansion on the roof cutting roadway to form a roof cutting space in the stope room, transporting the ores generated by slope expansion out of the ground surface by the ramp; and S40. stoping the lower sub-layer, tunneling a second intermediate section haulage roadway from the ramp, blasting the lower sub-layer, and transporting the generated ores out of the ground surface by the ramp. The method provided by the invention has the advantages of small mining preparation workload, simple process and good ventilation conditions, etc. The labor production efficiency is high, the mining cost is low, and the ore block production capacity is large. The method can reduce the number of underground workers, shorten ore block stoping time, reduce the exposure time of workers in an open stope, and prevent roof fall accidents, and is a safe and efficient mining method.

The invention discloses a foam plastic machine hydraumatic station. The foam plastic machine hydraumatic station comprises a high placing oil tank control valve group, a power pump, an auxiliary element, an oil tank and a hydraumatic station control valve group, wherein the high placing oil tank control valve group, the power pump, the auxiliary element and the hydraumatic station control valve group are arranged on the top of the oil tank; and the power pump is connected with the hydraumatic station control valve group through a pipeline, and the auxiliary element is connected to the hydraumatic station control valve group. In the foam plastic machine hydraumatic station provided by the invention, an energy-saving design method is adopted in the design of a system, when the foam plastic machine hydraumatic station is rapidly fed so as to only supply oil to two driving cylinders; the other passive cylinders are driven by the driving cylinders to charge liquid from the high placing oil tank, therefore, the working flow of the system decreases one time; and the output volume of a pump can decrease one time, the input power of the pump is reduced one time, when the hydraumatic station is inflated, and four oil cylinders are simultaneously inflated so as to meet the pressure requirements of the system.

The invention discloses a pipeline noise control method and device based on multi-model self-adaptive switching. The control device comprises a pipeline, a sound speed sensor, a noise suppression loudspeaker, a noise suppression power amplifier and an active controller; the active controller, a self-adaptive filter and a peripheral circuit form the active embedded noise controller, and the active embedded noise controller is connected to an error noise sensor, a reference noise sensor, the sound speed sensor and the noise suppression loudspeaker, wherein the error noise sensor, the reference noise sensor, the sound speed sensor and the noise suppression loudspeaker are arranged at different positions of the inner wall of the pipeline. According to the pipeline noise control method and device, the multi-model switching strategy is adopted for adapting to fast change of secondary channel models, and the instantaneity requirement of multi-model switching can be met; externally-arranged measuring equipment is used for realizing multi-model set switching fast; the self-adaptive filter is adopted for realizing real-time pipeline noise suppression according to the destructive interference principle of sound waves.

The invention relates to a deflection calculation method of wire rope under centralized lateral shearing force action. The deflection curve equation of a tensile pillar and beam under the even lateral force action in hinge support and a bay on an end A and an end B is simplified to obtain the deflection curve equation suitable for a wire rope without bending resistance. The deflection calculation method of the wire rope under the even lateral force action is small in calculation difficulty and workload and low in calculation efficiency, only a quadratic equation needs to be calculated, the workload is small, working efficiency can be improved, and an error generation probability is lowered.

The invention discloses a medical surgical mechanical arm. The medical surgical mechanical arm comprises a locking driving mechanism, a universal mechanical arm, a locking driving mechanism shell, an instrument clamp assembly and a fixing clamp assembly; the locking driving mechanism, the universal mechanical arm and the instrument clamp assembly are connected in sequence; the locking driving mechanism shell is arranged on the periphery of the locking driving mechanism; the universal mechanical arm comprises a universal arm seat, a universal arm sheath, a universal mechanical arm joint structure and a steel wire inhaul cable; the steel wire inhaul cable is connected with the locking driving mechanism, and the other end of the steel wire inhaul cable penetrates through the universal mechanical arm joint structure; the universal arm sheath is arranged on the periphery of the universal arm seat and is arranged on the periphery of the tail part of the universal mechanical arm joint structure; the locking driving mechanism comprises a working cylinder and a lever structure; and the working cylinder is connected with the steel wire inhaul cable through the lever structure. The medical surgical mechanical arm has the advantages that a stable structure can be formed to keep medical instruments needed in an operation stable for a long time, and meanwhile, the operation space of the operation is expanded to the maximum extent. The invention further discloses a use method of the medical surgical mechanical arm.

The invention discloses a waste liquid crystal display screen resource comprehensive recycling method, and belongs to the technical field of resource regeneration. In order to realize efficient separating and recycling of metal indium, glass and polaroids in a waste liquid crystal display screen in an energy-saving and environment-friendly manner, the waste liquid crystal display screen resource comprehensive recycling method is provided. The method comprises the following steps that bending external force in different directions are applied to the two side surfaces of the waste liquid crystaldisplay screen to obtain a liquid crystal display panel with an exposed liquid crystal surface; the liquid crystal display panel with the exposed liquid crystal surface is ground through a grinding device to remove a liquid crystal layer and an ITO indium-plated layer, and negative pressure collecting is carried out to obtain a glass substrate containing liquid crystal indium-rich powder and to which the polaroids are attached; the glass substrate to which the polaroids are attached is subjected to crushing, vibrating screening and gravity separation to obtain the polaroids and glass particles; and the indium-rich powder is subjected to high-temperature pyrolysis, leaching, extraction, reverse extraction, replacement and electrolysis to obtain high-purity indium. According to the method,the recycling rate of the indium is greater than 93%, the purity is 4N, and the recycling rates of glass and polaroids are both greater than 95%.

A bag-making and packaging machine includes a film supply unit that supplies film to a bag-making and packaging unit. The film supply unit has a film roll holding unit that rotatably holds a first film roll, a film temporary placement member on which a vicinity of a leading end portion of a first film wound into the first film roll is manually temporarily placed when attaching the first film roll to the film roll holding unit, a leading end portion detection sensor configured to detect that the leading end portion of the first film is positioned in a prescribed position, and a controller configured to control a rotating mechanism to convey the first film along a predetermined conveyance path until the leading end portion detection sensor detects that the leading end portion of the first film is positioned in the prescribed position.

The invention relates to a hot-water tracing solving system. The hot-water tracing solving system comprises a complete-set component of overall design, overall assembling and overall testing. A core component comprises a water supply pipe bundle, a water returning pipe bundle and a temperature sensing automatic water draining valve. According to the system, all components are designed together, design and mounting cost is reduced, and a centralized positioning component which is compact and easy to dismount, mount and operate is provided.

The present invention discloses one countryside sewage treating mode, which is one combined mode of distributed collecting and treating, movable depth treating and sludge treating, and proposes corresponding jetting aeration and periodical active sludge process for the distributed collecting and treating stage. The present invention solves the problem in treating countryside sewage, and has the advantages of being dispersive, small, low in cost, low in power consumption and simple in running and maintenance.

The invention discloses a method for measuring bush biomass in real time through mobile phone/tablet personal computer single photo arbitrary shooting. According to the method, a common smart phone or a tablet personal computer with the photographing function is used as a tool, the quantity of bushes participating in biomass computation is recorded by shooting a fixed bush sample plot through an angle gauge, and factors of bush height, width, canopy height and the like, are computed through a method for recovering bush space coordinates through photography, and the sample plot bush biomass is computed through a height, width and canopy height regression model. The method greatly improves the bush investigation precision and operating efficiency, and can greatly reduce the cost.

The invention relates to a rotary cultivator cutter which comprises a cutter body, a cutter handle and a cutter holder, wherein the cutter body comprises a cutter head and a cutter blade, the cutter blade is in arc transition to the cutter head, the cutter handle is provided with a reinforcing area, and the width of the cutter handle is widened by combining the reinforcing area. The cutter handle has the advantages of high strength, uneasy breakage, long service life, low cost and high efficiency, solves the technical problem that the cutter is easy to be broken while in high-power operation and is suitable for high-power rotary cultivators with horsepower more than 80.

The invention discloses an anti-quantum computing digital currency anonymous communication method and system based on ID cryptography. The method comprises the following steps: S1, issuing public and private keys and system public and private keys to a user, a commercial bank digital currency system and a central bank digital currency system respectively by using a key management server; s2, performing identity authentication on the commercial bank digital currency system and the central bank digital currency system by using an identity authentication method; s3, performing identity authentication on the user and the commercial bank digital currency system by adopting an identity authentication method, and obtaining a new anonymous identity of the user; and S4, anonymous transaction of digital currency among different users is realized through a digital currency transaction method. The anti-quantum computing digital currency communication system has the beneficial effects that the anti-quantum computing digital currency communication system is established, and the user communicates with the commercial bank digital currency system by using the frequently updated anonymous identity, so that the privacy information of the user can be protected, and the transaction is safer.