137results about How to "Ability to withstand" patented technology

The invention provides reinforced aerogel monoliths as well as reinforced composites thereof for a variety of uses. Compositions and methods of preparing the monoliths and composites are also provided. Application of these materials in transparent assemblies is also discuss.

The invention relates to a multi-sub microgrid-contained mixed microgrid system and a control method thereof. The mixed microgrid system comprises a photovoltaic subsystem, an energy storage subsystem, a direct-current bus, a DC/AC converter and an alternating-current subsystem. The control method comprises the following steps: controlling running modes of the photovoltaic subsystem and the energy storage subsystem according a power grid instruction; controlling the running mode of the photovoltaic subsystem by using a perturbation observation method-based photovoltaic generation maximum power tracking method; and controlling the running mode of the energy storage subsystem by using a method of combination of dual-closed loop control and phase-shift control. Compared with the prior art, the provided system and the method have the advantages of electrical isolation realization, high security, and stable bus voltage and the like.

A separator for a wound electrochemical device comprising an expanded polytetrafluoroethylene membrane having pores defining an internal surface area, the internal surface area being substantially coated with a pore coating agent, the separator having a longitudinal modulus of greater than 20,000 lbs/in².

Rewritable switching materials and methods for forming the same are described herein. One embodiment is a storage device comprising a first electrode, a state change element in contact with the first electrode, the state change element comprises Zr_xY_yO_z, and a second electrode in contact with the state change element. A method for forming such a storage device is also disclosed herein. Another embodiment is a storage device comprising a first electrode a state change element in contact with the first electrode, the state change comprises at least one of cerium oxide or bismuth oxide, and a second electrode in contact with the state change element. A method for forming such a storage device is also disclosed herein.

The invention discloses an automatic mechanical arm applied to material turnover. The automatic mechanical arm comprises a machine body part, a first driving part and a rotating part, wherein the machine body part is formed by welding metal sheets and is provided with a container, and an upward opening is formed in the container; the first driving part comprises a supporting part and a first sliding block, the supporting part is mounted in the container, a guide rail is arranged on the supporting part, the first sliding block matches the guide rail, is fixedly connected with a first supporting arm and also matches a screw rod, and a first servo motor is connected with a synchronous belt to drive the screw rod, so that the first sliding block can move up and down; the first supporting arm extends upwards through the opening; the rotating part is mounted on the upper part of the first supporting arm, and a second supporting arm is fixedly connected with the upper part of the rotating part; a cross arm part is arranged on the second supporting arm, a second sliding block is arranged in the cross arm part and is driven by a cross arm screw rod to perform horizontal movement; a clamp device is mounted on the second sliding block. The automatic mechanical arm is a product with excellent technicality and economy.

A control circuit of a motor includes at least two sensor chips and at least two winding sets. The sensor chips are electrically connected to each other, and each of the winding sets has a first winding and a second winding. The first end of the first windings and the first end of the second windings are electrically connected to each other, and the second end of the first windings and the second end of the second windings are electrically connected to the sensor chips correspondingly. In addition, a motor having the control circuit is also disclosed.

An ordinary-pressure load-bearing container is fully or partly prepared from the fiber-reinforced polymer. The said fiber has the 1-30 mm in average length and weight ratio of 5-55%. Its advantages are high weight and high compression strength, impact strength and corrosion resistance. The process and apparatus for preparing said fiber reinforced polymer are also disclosed.

The present invention relates to an aluminum alloy product for use as a finstock material within brazed heat exchangers and, more particularly, to a finstock material having high strength and conductivity after brazing. The invention is an aluminum alloy finstock comprising the following composition in weight %:

The invention also relates to a method of making the finstock material.

An acoustically treated exhaust centerbody comprising a body including a body fore portion and a body aft portion. An internal passageway extends through the body in the axial direction. A resonator in the body fore portion includes a plurality of acoustic chambers. A plurality of ribs in the resonator form fore/aft walls of the acoustic chambers. Each rib is shaped substantially as a section of an annulus. A plurality of radial fins extend between adjacent ribs. The fins form sidewalls of the acoustic chambers. A skin overlies the acoustic chambers and forms an outer surface of the resonator.

The invention discloses a connecting piece in an H-shaped steel building, and provides a beam column connecting piece in an H-shaped steel building. The connecting piece aims to solve the problems that in the background art, the assurance coefficient of welding spots is low, and the overall building rigidity performance is low. According to the technical scheme, the connecting piece in the H-shaped steel building comprises a supporting point connecting piece body and a diagonal draw steel bar, a vertical plate rib belt is arranged on a horizontal panel of the supporting point connecting piecebody, the plate rib belt is provided with screw holes used for being connected to oblique columns or cross columns, the lower portion of the horizontal panel of the supporting point connecting piece body is provided with a square groove used for being buckled on an H-shaped steel flange plate, the square groove is provided with screw holes connected to the H-shaped steel flange plate, the bottom of the square groove extends towards the two sides to form flanges, the flanges are provided with screw holes used for being connected to oblique beams or cross beams, the diagonal draw steel bar is made of H-shaped steel, lug plates are arranged at the two ends of the diagonal draw steel bar, and the middle of the diagonal draw steel bar is provided with a notch used for avoiding cross interference.

Optimized electrodes for ReRAM memory cells and methods for forming the same are discloses. One aspect comprises forming a first electrode, forming a state change element in contact with the first electrode, treating the state change element, and forming a second electrode. Treating the state change element increases the barrier height at the interface between the second electrode and the state change element. Another aspect comprises forming a first electrode in a manner to deliberately establish a certain degree of amorphization in the first electrode, forming a state change element in contact with the first electrode. The degree of amorphization of the first electrode is either at least as great as the degree of amorphization of the state change element or no more than 5 percent less than the degree of amorphization of the state change element.

The invention provides a two-freedom-degree parallel mechanism for improving load capacity. The two-freedom-degree parallel mechanism comprises a machine frame, a movable platform, a first supporting foot, a second supporting foot and a third supporting foot, wherein the first supporting foot, the second supporting foot and the third supporting foot are connected between the machine frame and the movable platform. The second supporting foot and the third supporting foot are telescopic, the lower portion of the first supporting foot is rotatably installed on the machine frame through a first spherical hinge, the upper portion of the first supporting foot is rotatably installed on the movable platform through a first rotating shaft, the lower portion of the second supporting foot is rotatably installed on the machine frame through a cross-shaped connecting piece, the upper portion of the second supporting foot is rotatably connected to the movable platform through a second spherical hinge, the lower portion of the third supporting foot is rotatably installed on the machine frame through a fourth rotating shaft, and the upper portion of the third supporting foot is rotatably installed on the movable platform through a fifth rotating shaft. The two-freedom-degree parallel mechanism is high in rigidity and bearing capacity and simple in geometric structure and has good application prospect.

A part includes a substrate, having, adjacent to a surface of the substrate, at least a portion that is made from a material that contains silicon, and an environmental barrier formed on the surface of the substrate, the environmental barrier including at least a first layer including a rare earth disilicate of formula RE^a₂Si₂O₇ present at a molar content lying in the range 70% to 99.9%, where RE^a is a rare earth element; and at least one rare earth oxide of formula RE^b₂O₃ present at a molar content lying in the range 0.1% to 30%, where RE^b is a rare earth element different from RE^a.

The invention provides an ecological treatment system applicable to a river channel with high silt content. The ecological treatment system comprises a membrane formation unit and an ecosystem unit, wherein the membrane formation unit is composed of at least two artificial aquatic plant groups which are arranged in parallel; the artificial aquatic plant groups are perpendicular to revetments; opposite sides of two adjacent artificial aquatic plant groups are respectively connected with a revetment; a water flow channel is arranged between the artificial aquatic plant groups and the revetmentsand extends in a Z shape; and the ecosystem unit is divided into three areas by two rows of parallelly-arranged flow-guide isolation nets along the extension direction of the river channel. Accordingto the invention, the membrane formation unit can retard the flow rate of the river channel to a certain extent, facilitates settlement of large suspended substances like silts and particular mattersin water, and preliminarily settles the particular matters in the water from upstream. The ecological treatment system provided by the invention gives full play to the water-purifying function of an ecological system to build a water ecological management system for the river channel, and achieves the purposes of receiving pollution, generating purification, reducing silt content and improving transparency.

The invention provides a two-roller plate rolling machine. The plate rolling machine comprises two racks, worms, rolling bearings and worm gears are arranged on the racks, thrust bearings are connected above the rolling bearings, screwing-down lead screws are connected above the thrust bearings, an upper roller and a lower roller are arranged between the two racks, the lower roller is connected with a motor, the upper roller is a polyurethane rubber roller, and the lower roller is a steel roller. According to the two-roller plate rolling machine, the rack bearing capacity is high, maintaining and mounting are easy, and production efficiency is high.

The invention relates to a high-performance explosion-proof blanket which comprises an inner border, an outer border and a cover blanket body. The cover blanket body covers over the inner border and the outer border, the inner border and the outer border are both of a cylinder structure without a bottom face, the height of the outer border is half of the height of the inner border, the top end of the outside of the outer border is provided with a hanging rope, the lower surface of the cover blanket body is correspondingly provided with a hook, the inner border and the outer border are respectively composed of an inner container and an outer cover, each inner container is composed of a lining and high-performance fiber non-woven cloth, the linings are annular, the high-performance fiber non-woven cloth is wound on the surface of the corresponding lining, the center of the cover blanket body is provided with a through explosion venting hole, and the outside of the cover blanket body is provided with the outer cover. The internal structure of the inner border and the internal structure of the outer border of the explosion-proof blanket are respectively formed by winding the high-performance fiber non-woven cloth onto the corresponding lining, the capacity of absorbing impact waves is stronger, and safety of the explosion-proof blanket can be better improved.

A container system and method for shipping and storing an item is provided. The container system may comprise a storage vessel with an interior compartment, and an access opening at one end. A removable end cap may be releasably and mechanically coupled to the storage vessel at the access opening, fully enclosing the access opening. Mechanical fasteners may also be secured to the storage vessel and removable end cap to form the releasable, mechanical connection. In one embodiment, at least one stacking lug may be provided at the perimeter of the storage vessel. In another embodiment, the container may comprise a pressure vessel, which may be adapted to receive a round of ammunition.