118results about How to "Enhanced effect is good" patented technology

Systems for determining a size, extent, and orientation of a hydraulic fracture of a reservoir, are provided. An exemplary system can include a plurality of RFID transponders modified to include an acoustic transmitter, and an RFID reader modified to include both an RF transmitter and a pair of acoustic receivers, to be deployed in a wellbore adjacent a hydraulic fracture. The system includes program product configured to receive acoustic return signal data to determine the three-dimensional location of each RFID transponder within the reservoir, to map the location of each RFID transponder, and to responsively determine the size, extent, and orientation can be determined.

A digital predistortion apparatus is provided for predistorting a nonlinear characteristic caused by a wideband power amplifier that amplifies a input signal. The digital predistortion apparatus includes a predistorter, connected to the power amplifier via a digital-to-analog converter (DAC) and a frequency up-converter, for receiving the input signal and compensating for the nonlinear characteristic using a look-up table that depends upon a change in output power of the power amplifier. The digital predistortion apparatus further includes look-up table (LUT) updating block for adaptively updating the look-up table by comparing a feedback signal output from the power amplifier, connected thereto via an analog-to-digital converter (ADC), with the input signal output from the predistorter.

Methods of employing and using a hybrid transponder system to determine the size, extent, and orientation of a hydraulic fracture of a reservoir, are provided. An exemplary method can include the steps of inserting a plurality of transponders into a fluid, injecting the fluid carrying the transponders through casing perforations and at least one fracture aperture in a wellbore and into a hydraulic fracture, actuating each of the transponders by a reader to provide an acoustic return signal to the reader, determining a three-dimensional position of each of the transponders, mapping the location of the each of the transponders, and determining characteristics of the hydraulic fracture responsive to the three-dimensional position of each of the plurality of transponders. The method can be implemented utilizing a reader including an RF transmitter and one or more acoustic receivers along with typically a substantial plurality of transponders each containing an RF receiver and an acoustic transmitter.

The present invention discloses pharmaceutical preparations for treatment of eye disorders containing an alpha 2 adrenergic agonist, to processes for producing the pharmaceutical preparations and methods for treatment of various eye disorders including dry eye and Meibomian gland dysfunction and a medicinal applicator for topical application of an alpha 2 adrenergic agonist to a subject, a package assembly for the medicinal applicator and methods of using the medicinal applicator to treat eye disorders.

A wiper blade is proposed, which is used to clean windows, in particular of motor vehicles. The wiper blade is arranged with a rubber elastic wiper strip (24) on the one band surface (22) of a band-like, long-stretched-out, elastic supporting element (12) and can be placed on the to-be-wiped window (14). The other band surface (16) of the supporting element is covered by another component (40) of the wiper blade (10), at least in sections, and this covering part is provided with claw-like projections (54) arranged in the longitudinal direction of the wiper blade, which grip under holding edges (38) of the supporting element. A particularly tension-neutral and easily mountable wiper blade is achieved if the covering part (40), manufactured of an elastic plastic, is provided with an armoring (60) in the area of its projections (54) whose strength is greater than the strength of the plastic used for the covering part.

The invention discloses a carbon fiber concrete for construction cold joints and a preparation method of the carbon fiber concrete. The carbon fiber concrete has the matching ratios including the water-cement ratio of 0.5, the carbon fiber volume rate of 0.70%, the water matching ratio of 160 kg/m<3>, the cement matching ratio of 320 kg/m<3>, the sand matching ratio of 727 kg/m<3>, the stone matching ratio of 1185 kg/m<3> and the sand ratio of 38%. In the preparation process, cement, sand and stone are dry-stirred, then carbon fiber is added to be evenly mixed, then water is added to be wet-stirred, lightweight aggregate concrete is filled in a test piece mold at a time to be molded by casting, and finally the surfaces of all test pieces are wrapped by cloth so that the humidity and temperature of the test pieces can be kept and wet curing can be conducted. Due to the addition of carbon fiber, the characteristics of bonding surfaces of aggregate and cement mortar are improved, the internal structure of the concrete is optimized, and therefore the characteristics of the materials are brought into full play; due to the carbon fiber, the effects of enhancing, toughening and crack arresting are achieved on the concrete, and the structural performance of the concrete is optimized.

The invention discloses a back-row seat framework made of hybrid materials for a passenger car. The back-row seat framework made of the hybrid materials for the passenger car aims to achieve the purposes that the impact resistance is high enough and low weight is achieved. The back-row seat framework made of the hybrid materials for the passenger car is composed of a first seat framework body and a second seat framework body. The first seat framework body is composed of a first rectangular frame and a first framework back board assembly, and the first framework back board assembly is installed in the first rectangular frame and is integrally connected with the first rectangular frame. The second seat framework body is composed of a second rectangular frame and a second framework back board assembly, and the second framework back board is located in the second rectangular frame and is integrally connected with the second rectangular frame. The first rectangular frame and the second rectangular frame are both folding plate uniform-section shell structural pieces, and reinforcing ribs are arranged on the identical sides of a first framework back board (5) in the first framework back board assembly and a second framework back board (67) in the second framework back board assembly. The first seat framework body and the second seat framework body are arranged on the passenger car side by side, and the horizontal distance between the first seat framework body and the second seat framework body is 32 mm.

A centrifuge of the type having an outer bowl and an inner rotor both of which are generally cylindrical and rotate in the same direction but at slightly different rates separates slurry fed into the interior of the rotor into solids and liquid. An auger flight on the outside surface of the rotor carries the solids along the annular channel between the outside of the rotor and the inside of the bowl. The slurry is fed into a chamber at one end of the rotor and through outlet holes in the sides of the rotor into the channel. An end plate of the chamber has a forwardly projecting domed central nose which extends into the flowing slurry. Transverse guide plates of the rotor act to engage the slurry and accelerate it into rotation with the rotor before escaping through the holes. The guide plates are shaped with curved angularly projecting ribs on the downstream side in front of the hole over which the slurry flows in a smooth path before exiting the hole.

The invention belongs to the technical field of intelligent control of networked vehicles under an Internet of Vehicles system, and particularly relates to a double-layer collaborative optimization method for ramp merging of networked vehicles. According to the method, the balance between the calculation load and the optimality is considered, and the optimality is improved to a greater extent andthe calculation amount is reduced to the maximum extent through the form of an upper-layer optimization model and a lower-layer analytical solution; an upper-layer scheduling optimization model and alower-layer scheduling optimization model of intelligent networked vehicle ramp merging cooperative control are adopted. The upper layer determines and allocates the time for each intelligent networked vehicle to enter a merging area, and the lower layer determines the specific motion trail of each intelligent networked vehicle, the improvement of the traffic efficiency and the energy utilizationrate of ramp merging is facilitated, and through lower-layer calculation, the intelligent networked vehicles which cannot meet the minimum time interval return to the upper-layer scheduling again forscheduling calculation, so that the system has robustness.

The invention discloses a circular-hole-installed honeycombed beam reinforced by using a carbon fiber reinforced composite material. The circular-hole-installed honeycombed beam is a I-type steel beamwith a plurality of stiffening ribs. One circular hole is installed between every two stiffening ribs. Two sides of webs at the edges of all circular holes are adhered with a circle-shaped carbon fiber reinforced composite material, and in upper left, lower left, upper right, and lower right four areas of the circular hole, a strip-shaped carbon fiber reinforced composite material is adhered in amode of tangency with the circular hole. The circular-hole-installed honeycombed beam is capable of solving a problem that the edges of the holes of the honeycombed beam are easy to local buckling and improving carrying capacity of the honeycombed beam, and improving shock resistance, anti-fatigue performance and corrosion resistance thereof in a certain degree. A reinforcing mode is simple in construction process, short in construction period, clear and definite in stress, and well in enhanced performance.

The invention provides a steaming and baking oven and a control method and device of the steaming and baking oven. The steaming and baking oven comprises a shell, a steaming and baking inner containerin the shell, a heating device arranged on the steaming and baking inner container, and a steam inlet and an exhaust outlet arranged at diagonal positions of the steaming and baking inner container,wherein the steam inlet is connected with a steam generating device, the exhaust outlet is communicated with the outside atmosphere through the shell, at least one temperature sensor and at least onehumidity sensor are arranged on the side wall of the steaming and baking inner container, when the user selects a steaming and baking mode corresponding to the to-be-processed food materials, an electric control device is used for controlling the temperature and the humidity monitored by the temperature sensor and the humidity sensor, the steam generating device and the heating device can be controlled, so that the real-time temperature and the real-time humidity in the steaming and baking oven are matched with a temperature curve and a humidity curve corresponding to the steaming and baking mode, the steaming and baking process is accurately controlled, the steaming and baking effects of different to-be-processed food materials are guaranteed, and the optimal tender baking effect is improved.

The invention relates to an automobile parking brake mounting bracket structure which comprises a parking brake, a front floor assembly and a parking brake bracket, wherein the front floor assembly comprises a front floor center channel, a reinforcement plate, a left rear cross beam assembly of the front seats and a right rear cross beam assembly of the front seats; a front bulge is arranged at the front part of the reinforcement plate; a rear mounting point is arranged on the front bulge; a rear bulge is arranged at the rear part of the front floor center channel; a front mounting point is arranged on the rear bulge; the whole parking brake bracket takes the shape of a frog, and four parking brake mounting faces are fixedly connected to the front floor assembly; the parking brake is fixedly connected with the parking brake bracket through bolts. The automobile parking brake mounting bracket structure can meet both the requirement on parking brake mounting and supporting and the requirement on the mounting stability of the parking brake; the design flexibility can be improved; furthermore, the rigidity of the rear mounting point of the front seats and the bending torsion mode of the whole automobile can be improved, and the effect of a connecting part on side collision force transmission is enhanced.

The invention discloses a solar unmanned aerial vehicle flight management and control method based on task priority. The method comprises the following steps of: defining subsystems, different flight stages and different load types of a solar unmanned aerial vehicle as different tasks; dynamically adjusting the priorities of the tasks in real time according to task priorities; uniformly managing all the tasks by a flight management and control system, with the current task with the highest priority taken as the primary task, and other tasks being carried out around the task with the highest priority. The flight management and control strategy based on the task priorities is adopted, different priority schemes are executed in different flight tasks and flight stages, the system complexity can be reduced, the system reliability can be improved; and in addition, the optimal efficiency of each task can be improved, the optimal scheme of the solar unmanned aerial vehicle system can be optimized, and the flight safety can be improved,. The method has very high engineering application value.

Disclosed is a connecting structure of an end wall, a side wall and a hopper ridge for a hopper car. The connecting structure comprises partition boards; the lower ends of the partition boards are connected with the floor, the side edges of the partition boards are connected with the end wall, and the upper ends of the partition boards are connected with an upper end beam; the upper end beam is spliced with an upper side beam to form a frame structure, and the upper side beam is wrapped by the side wall; upper connecting plates are arranged between the side wall and the partition boards and are connected with the upper side beam and the upper end beam; a lower connecting plate is arranged between the lower ends of the two partition boards; the two side faces of the lower connecting plate are connected with the two partition boards respectively, and the bottom face of the lower connecting plate is connected with the floor; the lower end of a first ridge plate is arranged on one side face of an upper hopper ridge back through a first ridge plate mounting plate, and a second ridge plate is arranged on the other side face of the upper hopper ridge back through a second ridge plate; the upper end of the second ridge plate and the upper end of the first ridge plate are connected to the upper side beam, and one side edge of the first ridge plate and one side edge of the second ridge plate are connected to the side wall; the other side edge of the first ridge plate and the other side edge of the second ridge plate are connected through the connecting plates; and the lower ends of the connecting plates are connected with the upper hopper ridge back through connecting rib plates. The connecting structure is suitable for the railroad hopper car.

The invention relates to a corner longitudinal reinforcement centralized and profiled bar built-in reinforcing structure of an RC (Reinforced Concrete) rectangular column and a preparation method thereof, belonging to the field of earthquake resistance strengthening of RC columns. According to the corner longitudinal reinforcement centralized and profiled bar built-in reinforcing structure and the preparation method thereof, longitudinal reinforcements at the four corners of a cross section of an original rectangular column are centralized based on the form that reinforcements are distributed on the cross section of the original rectangular column, so as to form an isosceles-right-triangle delta-shaped longitudinal reinforcement distributed form, and reinforcing inequilateral angle irons of the four corners of the cross section of the rectangular column are fixed at the outer sides of the two ends of an initially-reinforced reinforcement cage through steel reinforcing rods. Due to the form, a good binding effect can be provided for concrete, and the concrete can be prevented from shedding too early under the action of oblique earthquakes. The method comprises the following specific operating steps: forming the reinforcement cage, mounting the angle irons and forming the reinforcing structure. The corner longitudinal reinforcement centralized and profiled bar built-in reinforcing structure and the preparation method thereof have the advantages that the condition that the RC square column is not subjected to bond failure under the action of the oblique earthquakes can be guaranteed on the premise that the condition that the structure is designed according to X and Y principal-axis directions is basically not changed, and the oblique bearing capacity, ductility and earthquake resistance of the column are improved greatly.