729results about How to "Improve affordability" patented technology

A bioreactor that combines the steps of recombinant expression and separation of a biological product by binding the secreted biological product with a resin, discarding the nutrient medium and eluting the biological product as a concentrated solution, eliminating the steps of sterile filtration and volume reduction. The method also allows loading of resin for column-purification, eliminating all steps of perfusion process and maintaining a sink condition of a toxic product in nutrient medium to optimize productivity of host cells. The instant invention also allows harvesting of solubilized inclusion bodies after the cells have been lysed and refolding of proteins inside the bioreactor.

The present invention is a virtual product designer that allows a user to provide specifications for a custom board level product and receive an instantaneous cost quotation and feasibility assessment of the product. The user may connect through the Internet to a virtual product designer to obtain a cost quotation and design feasibility assessment for a specified product. Functional modules that serve as building blocks for a custom design are defined and stored in a library. Attributes and design parameters associated with the functional modules are used to calculate a cost quotation and evaluate design feasibility. As the user changes design requirements while interacting with the virtual product designer, the user is continually updated on the relevant functional, electrical, mechanical and cost parameters.

An aircraft propeller blade including an airfoil-profile structure. The airfoil-profile structure includes at least one fiber reinforcement obtained by three-dimensional weaving of yarns and densified by a matrix, and a shaping part made of cellular rigid material of determined shape, the reinforcement including at least two halves linked together by continuous weaving in the leading edge of the propeller blade, the two halves fitting tightly around the shaping part.

The invention discloses a co-production system and a co-production method for biomass carbon, gas, wood tar and wood vinegar. The co-production system comprises a biomass dry distillation kettle, a high-temperature heating furnace, a water cooling device, a washing device, a liquid separation device, a gas storage tank, a water-ring vacuum pump, a compressor, wood tar storage tank and a wood vinegar storage tank, wherein the liquid separation device separates wood vinegar and wood tar in the mixed liquid obtained by gas-liquid separation of the water cooling device; the co-production method comprises the following steps: 1, charging; 2, high-temperature carbonization: water cooling and gas-liquid separation, washing, gas storage and separation and storage of liquid matters; and 3, obtaining of the biomass carbon after the high-temperature carbonization. The co-production system for the biomass carbon, gas, wood tar and wood vinegar has the advantages of reasonable design, convenient processing, simple mounting arrangement, easy operation and good effect; and the co-production method has the advantages of convenient realization, high yield, low cost, fast co-production and relatively high production purity and has obvious economic and social benefits and wide popularization and application prospect.

A flexible tubular pipe for hydrocarbon transport, comprising from inside to outside at least a carcass, an inner sheath, tensile armoring plies and an outer sheath, wherein the carcass is formed by winding of at least an anti-corrosive elongated metal element with large cross-section, with successive windings stapled with a thin anti-corrosive metal strip.

The present invention is a sub-cabinet readily insertable and removable from a larger decorative cabinet. The invention is comprised of a box-like structure having at least three panels perpendicularly disposed with respect to a floor panel and attached thereto, a lit vertically disposed within the box-like structure and fastened thereto, and a control module disposed within the box-like structure and fastened thereto. The control module receives commands from a limit switch so as to stop the lift motion when fully retracted or extended. Furthermore, the control module regulates electrical power to a display device fastened to the lift based upon the direction of travel of the support unit. The control module receives function commands from either a wireless remote or a switch. An alternate embodiment of the present invention further comprises a safety strip attached about an edge along one or more panels adjacent to a movable lid hinged to a decorative cabinet. The safety strip communicates with the control module so as to reverse the direction of the lift when contacted. Another embodiment of the present invention further comprises one or more storage areas within the box-like structure.

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.

The invention discloses an energy-dissipating hangar tunnel and an energy-dissipating supporting base thereof. The energy-dissipating supporting base comprises a spring guide rod, wherein the spring guide rod is sleeved in the spring; a protective shed is supported by the upper end of the spring guide rod; the lower end of the spring guide rod passes through a load-transferring steel plate; the upper end of the spring is fixed on the bottom surface of a load-transferring bracket; the lower end of the spring is supported on the load-transferring bracket; and the load-transferring steel plate is fixed on a support. The energy-dissipating hangar tunnel and the energy-dissipating supporting base thereof have the innovative points that: the energy-dissipating supporting base is simple in structure, low in cost, light in weight, high in rigidity and high in buffer capacity when impacted violently; and the energy-dissipating supporting base is suitable for performing energy dissipation on facilities easily subjected to violent impact, such as the hangar tunnel and the like.

The invention discloses an external rotor rotary compressor comprising: a shell body, a stator support, a stator, a rotor and a compression device. A chamber is formed in the shell body; the stator support is fixed in the chamber; the stator is fixed on the stator support; a stator coil is winded on the stator; the rotor is rotatably disposed on exterior of the stator in a sleeving manner; a magnet is embedded in the inner side, which is towards the stator, of the rotor; an upper end surface of the magnet is lower than the upper end surface of the stator; the compression device is arranged in the shell body; and the upper end of a crank shaft of the compression device is connected to the rotor. According to the external rotor rotary compressor in the embodiment, the upper end surface of the magnet of the rotor is lower than the upper end surface of the stator so that an axial electromagnetic force generated to the rotor is upward when the external rotor rotary compressor works, so that the axial force applied to the crank shaft by the rotor is reduced and further mechanical loss of the external rotor rotary compressor is reduced. The external rotor rotary compressor is improved in power consumption and is improved in reliability and performance.

A frequency synthesizer comprises a VCO group; a phase comparator; and a loop filter. Each VCO includes a varactor and a capacitor bank including a plurality of weighted capacitance elements, and a plurality of switches turned ON and OFF based on a control signal. Also provided a temperature compensation including a varactor correction potential generation circuit, a correction potential generation circuit for parasitic capacitance of the capacitor bank, a variable gain amplifier in which weighting processing, based on a control signal of the capacitor bank, is performed on an output potential of the correction potential generation circuit, and an adder circuit that adds the output voltage of the correction potential generation circuit of the varactor and output voltage of the variable gain amplifier, and the varactor of the VCO is controlled by output (correction potential) of the adder circuit.

To provide a semiconductor device that exhibits a high breakdown voltage, excellent thermal properties, a high latch-up withstanding capability and low on-resistance. The semiconductor device according to the invention, which includes a buried insulator region 5 disposed between an n⁻-type drift layer 3 and a first n-type region 7 above n⁻-type drift layer 3, facilitates limiting the emitter hole current, preventing latch-up from occurring, raising neither on-resistance nor on-voltage. The semiconductor device according to the invention, which includes a p-type region 4 disposed between the buried insulator region 5 and n⁻-type drift layer 3, facilitates depleting n⁻-type drift layer 3 in the OFF-state of the device. The semiconductor device according to the invention, which includes a second n-type region 6 disposed between the first n-type region 7 and the n⁻-type drift layer 3, facilitates dissipating the heat caused in the channel region or in the first n-type region 7 to a p⁺-type collector layer 1a, which is a semiconductor substrate, via the second n-type region 6, n⁻-type drift layer 3 and an n-type buffer layer 2.

A semiconductor device realizes a high electrostatic discharge withstanding capability and a high surge withstanding capability within the narrow chip area of a lateral MOSFET used in integrated intelligent switching devices, double-integration-type signal input and transfer IC's, and combined power IC's. The semiconductor device includes a vertical bipolar transistor in which a base is electrically connected to an emitter and a collector, and a lateral MOSFET including a drain electrode connected to a surface electrode. The vertical bipolar transistor absorbs electrostatic discharge or surge energy when a high electrostatic discharge voltage or a high surge voltage is applied and limits the electrostatic discharge voltage or the surge voltage to be lower than the breakdown voltage of the lateral MOSFET.

The invention relates to the field of tree protection and discloses a tree hole repairing method. The tree hole repairing method includes the steps: firstly, removing a withering and decaying layer; secondly, spraying sterilization and disinfection corrosion removers on the inner wall of a tree hole; thirdly, gradually filling tree hole filler into the tree hole; fourthly, after preliminary solidification of polyurethane foam, cutting off the tree hole filler protruding over a tree hole entrance and scraping the surface layer to be flat; fifthly, after complete solidification of the polyurethane foam, uniformly brushing protective agents on the surface; and finally, coating latex and color powder on a protective agent layer, wherein the latex and the color powder are similar to branches and a trunk in color. Polyurethane serving as the tree hole filler is good in water resistance and high in adhesion force and can fill all air gaps by means of natural expansion, so that the filler and a tree body are combined closely and adhered integrally, and seepage of external moisture into the tree hole is prevented; and the polyurethane is high in strength, and accordingly firmness and bearing capability of the trunk and skeleton branches are improved.

Methods, systems, and apparatus for deriving a relationship between minimum ground clearance (MGC) and inertial sensor data. A regression model may be generated by collecting tri-axial angular velocity and acceleration data from inertial sensors and MGC data from optical motion capture systems during a walking trial. A linear, quadratic, interaction, stepwise interaction, or another regression model may be generated. The regression model may estimate the MGC as a function of one or more parameters measured by or derived from the inertial sensor data. The regression model may be used to calculate an estimate of the MGC based on inertial sensor data collected from one or more individuals.

A combination fin-type mixer and rotor/stator-type homogenizer provides the ability to perform low-shear mixing or high-shear homogenizing by a single device without changing attachments or hardware. The low-shear mixing fins extend outwardly from the stator of the high-shear rotor/stator homogenizer, and the rotor rotates within the stator. For high-shear homogenizing, the rotor is rotated within the stator. And for low-shear mixing, the finned stator is selectively interlocked to and rotated with the rotor. A method of combining components includes resetting the device from low-shear mixing mode to high-shear homogenizing mode, and vice versa, without changing attachments or hardware.

A submersible able to maintain one atmosphere of pressure throughout its operating envelope with the capacity to maintain a habitable atmosphere through its capability of rapid transit between underwater operating areas and the water's surface so as to replenish habitable air via a system of ducting, valves, and fans. The submersible is comprised of a towing and stability system that can vary stability about the submersible's longitudinal axis by selectively clutching or declutching the submersible's minimally stable crew compartment to the submersible's more stable bow hull, as controlled by the submersible's operator. The towing and stability system also provides the ability to propel the submersible underwater along a path of the operator's selection by aligning the tow vector within proximity of the center of gravity and then steering the submersible in three dimensions by articulating a plurality of hydroplanes which enact moments upon the submersible, thereby controlling its path.

The invention relates to a hanging rail suspension train traffic system. The train carriage of the traffic system is suspended under a rail beam so as to run. The rail beam is hung by a suspended cable, a stay cable and a brace bar. A steering frame of the suspension train runs on the rail of the rail beam. The carriage is suspended on the lower part of the steering frame by a suspension buffer and runs under the rail beam. A triangle truss structure is adopted for the rail beam for reducing lateral wind load. A reciprocating double line scheme is adopted for large span and a circulating single line scheme is adopted for small span. The suspension train is self-actuated, the driving mode of which can adopt electronic or internal combustion. A multi-span continuous beam light steel structure is adopted by the rail beam. The hanging rail suspension train traffic system has the advantages that the land occupation is reduced due to the large span support of a tower; natural environment and ecological resources are protected; due to the advantage of large span, traffic lines can span barriers of rivers, swamps, lakes, ravines, and the like, thereby shortening the line arrangement; the self gravity of the rail beam of the light steel truss structure is lightened; the construction period is shortened; and the engineering price is lowered.

The invention discloses a high-power fiber mode stripper comprising a double-clad fiber 1 and a packaging device 2. A coating layer removing fiber 4 is arranged in the middle of the double-clad fiber 1, a multistage adhesive layer 3 is arranged on the coating layer removing fiber 4, a cooling chamber 6 is arranged in the packaging device 2, and the coating layer removing fiber 4 is arranged in the cooling chamber 6. The multistage adhesive layer 3 is composed of adhesive layer units different in refractive index. Compared with the prior art, the high-power fiber mode stripper has the advantages that harmful light such as high-order mode light and residual pump light generated by light in fiber claddings can be effectively stripped through the multi-stage adhesive layer, heat converted from the harmful light is absorbed and brought out through cooling media in the packaging device, bearing capacity of the mode stripper to high-power laser light is improved greatly, and the mode stripper can bear hectowatt laser light, and can be applied to a kilowatt-class or myriawatt-class fiber laser. Meanwhile, safety of the fiber laseris improved to a great degree, and service life of the fiber laser is prolonged greatly.