708results about How to "Guaranteed continuous supply" patented technology

A gas turbine generating apparatus according to the present invention comprises a gas turbine capable of a high-speed operation, a permanent-magnet-type generator driven at a high speed by the gas turbine, an inverter device (5) for converting alternating-current power generated by the generator into commercial alternating-current power, and a system-interconnection device (9) for interconnecting output of the inverter device to a commercial AC power supply system (10). The system-interconnection device controls the inverter device based on voltage of the commercial AC power supply system as a criterion such that output current of the inverter device is in phase with the voltage or out of phase with the voltage by a constant phase difference. A control device (18) is provided for operating the permanent-magnet-type generator (4) as a motor at a time of starting the gas turbine, and supplying alternating-current power from a direct-current power supply through the inverter device or another inverter device in addition to the inverter device to the generator for increasing a rotational speed smoothly from zero. The control device detects output current of the inverter device and controls the inverter device to keep the output current constant.

A method of converting shipping containers containing factory equipment into a modular portable factory which comprises transporting the shipping containers to the factory site and aligning the containers in a side-by-side relation with their facing walls, to define the walls of the factory and floor of the factory. A roof structure spans over the top of the container to form top closure for the factory and access doors and stairways are provided in the factory. Shipping containers (main storage units) containing building materials are mounted on a foundation with the supply containers placed perpendicular, parallel or angled to the main storage units. The supply containers are movable by a supply track and the product moved by an assembly track, respectively, and turntables at the end of each of these tracks are operatively connected to the tracks to move the supplies or products in a desired direction. The invention also provides a novel portable modular factory which can be assembled on one site and readily disassembled for relocation to another site.

A face mask assembly and method of assembling a face mask is provided for a patient that includes a face piece sized to fit over the patient's nose and mouth. The face mask assembly forms a mask chamber between the face piece and the patient's nose and mouth. An inhalation adapter is coupled to the face piece to deliver medication to the chamber. A filter housing is coupled to the face piece and includes a flange section that defines a passageway to connect the mask chamber and the flange section. A filter is positioned in the filter housing. A cover is coupled to the flange section and has an exhalation opening or vent to allow gases from the mask chamber to pass through the filter and escape from the passageway to the atmosphere. In a second embodiment, the filter housing is modified by providing a frame adjacent the bottom with a cross-shaped structure and a retainer button attached to the housing. A valve disc is provided between the retainer button and frame adapted to allow gases from the mask chamber around the valve disc towards the filter. When a patient inhales oxygen through the nasal portion, the valve disc moves towards the mask and partially covers a plurality of apertures to partially block additional air from entering the chamber. When a patient exhales contaminated oxygen, the valve disc moves towards the retainer button to allow a maximum amount of air through the apertures towards the filter.

An electrically powered rodent trap which includes a surveillance system for remote surveillance of the trap so that the trap may be operated without being attended to. A rodent which enters into the trap is killed by means of electrocution electrodes. The dead rodent is automatically dispatched from the trap, e.g. by a trapdoor, into a container or reservoir beneath the trap. The number of electrocutions and possible other data is stored by an electronic system incorporated in the trap and a signal is sent out, either by request from an external unit, or automatically to an external unit. A city rodent exterminator is capable of monitoring the status of the trap from an office location and thereby effectively tend to the trap or to a series of traps.

An electrically powered rodent trap which includes a surveillance system for remote surveillance of the trap so that the trap may be operated without being attended to. A rodent which enters into the trap is killed by means of electrocution electrodes. The dead rodent is automatically dispatched from the trap, e.g. by a trapdoor, into a container or reservoir beneath the trap. The number of electrocutions and possible other data is stored by an electronic system incorporated in the trap and a signal is sent out, either by request from an external unit, or automatically to an external unit. A city rodent exterminator is capable of monitoring the status of the trap from an office location and thereby effectively tend to the trap or to a series of traps.

A hydrogen generator capable of operating in any orientation and having no moving parts includes a catalyst retaining structure. The catalyst retaining structure is disposed in a housing and serves to separate the housing into a fuel holding portion and a hydrogen chamber. The catalyst retaining structure also includes one or more pores, each pore being in communication with the fuel holding and hydrogen chambers. A catalyst, that promotes the generation of hydrogen gas upon contact with the fuel, is disposed within the pores. The fuel enters the pores and thereupon generates hydrogen gas which passes into the hydrogen chamber. Contact of the fuel with the catalyst in the pores may be controlled and the position of the fuel-hydrogen interface within the pore may be moved so as to regulate the generation of hydrogen. The catalyst retaining structure can take different forms, including one or more hollow elongated members or plates, and may further incorporate hydrophobic and / or hydrophilic membranes.

A conversion device is provided for an automobile, including a conversion circuit, input port(s), output port(s), and a power flow sensor. The input port function to receive a power input. The conversion circuit includes a DC bus and a plurality of converters. An input side of the DC bus is connected to an input conversion module, and an output side of the DC bus is connected to a DC / DC converter, a DC / AC inversion converter, and a bi-directional DC / DC converter for converting the power input from the input port. The power flow sensor is connected between the input port and the input conversion module of the input side to sense and feed power flow of the power input from the input port to the conversion circuit for carrying out power conversion. The output port is connected to the converters of the output side for output of power. As such, the power input at the input port is converted by the conversion circuit and supplied through the output port and the power flow sensor detects the power flow of the input power at the input port to various power sources to continuously supply power to the automobile thereby providing practicability and convenience of ensuring continuous supply of power and substantially enhancing the cruising distance of the automobile.

The invention relates to a preparing device of a high-effective continuous-type electro-spin nanometer fiber felt, the invention comprises a fluid supply system, a metal roller, a receiving device and a spinning fluid recycling groove. The process for preparing comprises firstly, preparing polymer spinning fluid with correct concentration in a dissolution kettle, temporarily storing in a liquid storage tank after passing through a filter, secondly, connecting the metal roller and the positive electrode of a high-pressure electrostatic generator, applying correct electrostatic pressure, leading an aluminium screen cloth to connect ground, thirdly, leading the metal roller to rotate in correct rotary speed, fourth, starting a measuring pump, feeding spinning liquid from the liquid storage tank to an even allotter, leading the spinning liquid to be evenly allocated to a spraying hole on the front end of the even allotter, sputtering from the spraying hole to the surface of a rotating metal roller to form Taylor awl, fifthly, leading a coiling drum to rotate to drive a fiber receiving net to move, and continuously receiving nanometer fiber felt. The process for preparation of the nanometer fiber felt of the invention has high production efficiency, which is suitable for scale production of electro-spinning.

A production method is provided in which Group-III-element nitride single crystals that have a lower dislocation density and a uniform thickness and are transparent, high quality, large, and bulk crystals can be produced with a high yield. The method for producing Group-III-element nitride single crystals includes: heating a reaction vessel containing at least one metal element selected from the group consisting of an alkali metal and an alkaline-earth metal and at least one Group III element selected from the group consisting of gallium (Ga), aluminum (Al), and indium (In) to prepare a flux of the metal element; and feeding nitrogen-containing gas into the reaction vessel and thereby allowing the Group III element and nitrogen to react with each other in the flux to grow Group-III-element nitride single crystals, wherein the single crystals are grown, with the flux being stirred by rocking the reaction vessel, for instance.

The present invention provides an apparatus and method of cultivating a plant using a subirrigating method. The apparatus includes a culture medium cell constructed in such a manner that artificial culture medium is packed in a packing material having excellent ventilation and moisture absorptivity to be shaped in a predetermined form, a planting pot which contains the culture medium cell and has holes through which a sufficient amount of nutritive solution and air pass, a cooling / heating device set in the lower portion of the culture medium cell to cool or heat the root of the plant, and a nutritive solution supplying device for automatically supplying the nutritive solution to a plant planted in the culture medium cell placed a distance from one or more nutritive solution containers, thereby supplying the nutritive solution and air to the root of the plant continuously to maintain the optimum growth environment, forcing the plant growth.

The invention discloses a three-dimensional (3D) printer which comprises a rack, a base, an X-axis movement system, a Y-axis movement system, a Z-axis movement system and a printing device, wherein the rack comprises a left upright post, a right upright post, an upper connecting plate and a lower connecting plate; the upper connecting plate and the lower connecting plate are connected with the left upright post and the right upright post, respectively; the base is connected with the lower connecting plate; the upper connecting plate is connected with a printing supplies connecting rack; the printing supplies connecting rack is connected with a printing supplies fixing disc; the printing device is connected with the X-axis movement system; the X-axis movement system is connected with the Z-axis movement system; the Z-axis movement system is connected with a guide rail of the left upright post and the right upright post; the Y-axis movement system is connected with the base; the X-axis movement system is provided with an X-axis movement guide rail through which the printing device moves; a power supply and a controller which are connected with each other are arranged at the bottom of the base; the controller is connected with the X-axis movement system, the Y-axis movement system, the Z-axis movement system and the printing device. The 3D printer is simple and compact in structure, small in size and low in manufacturing cost.

The invention discloses a novel hybrid vertical / short take-off and landing (V / STOL) unmanned aerial vehicle, aiming at solving the problems of complicated structure, high cost and the like of the existing aerial vehicles. The unmanned aerial vehicle comprises a body, a main wing, take-off and landing auxiliary wings arranged on the main wing, canards arranged at the front part of the body, a vertical tail arranged at the rear part of the body, a landing gear, an accumulator battery, a control system, a power supply management system and the like, wherein the landing gear, the accumulator battery, the control system, the power supply management system and the like are arranged below the body. The unmanned aerial vehicle adopts a ducted fan to provide a lift and assist balance during vertical take off and landing, and adopts an engine to provide the main push force and to automatically generate electricity so as to effectively utilize oil-electricity complement, simultaneously the reasonable hybrid use of fuel oil and electric energy is achieved through the structure and aerodynamic configuration design of the aerial vehicle, thereby achieving vertical and short take-off and landing, reducing the control difficulty of the aerial vehicle and solving the problem of inconsistence between difficult control and short voyage of the existing V / STOL unmanned aerial vehicles; the novel hybrid vertical / short take-off and landing (V / STOL) unmanned aerial vehicle disclosed by the invention can achieve vertical / short take-off and landing, and has the advantages of flexible and steady flight, wide application range and the like.

A printing system is provided with a controller and a printing device that houses sheets of printing paper of a plurality of kinds. The controller has a storing means for storing cover page data used for forming a front cover and a rear cover of a booklet and body page data used for forming a body of the booklet, and, after having set different print formats with respect to the cover page data and body page data, successively outputs the cover page data and the body page data to the printing device. The printing device, with respect to the cover page data and the body page data transmitted from the controller, prints the cover portion and the body portion on sheets of printing paper of different kinds based upon the print formats respectively set. Thus, it is possible to successively supply printed sheets corresponding to the cover portion and the body portion to an automatic bookbinding machine.

An organic biofertilizer is prepared from the excrement and urine of animals, water hyacinth, and duckwed and / or straw (stalk) and / or saw dust through proportional mixing and fermenting. It is rich in N,P,K and other necessary elements.

A small-scale portable recyclable fluid flushing method used for flushing irritants or inflammatory agents from the skin or eyes, or for flushing infectious debris from wounds. The invention is either made reusable or disposable, and typically comprises: a. a single or plurally chambered container with at least one flushing fluid chamber filled with an uncontaminated flushing fluid appropriate for the intended flushing procedure; b. a first outflow fluid conduit, e.g., a channel or tube, which transports uncontaminated fluid from the container flushing fluid chamber to a pump or impeller housing; c. a manual or electrically operated pump or impeller for transporting uncontaminated fluid through to a second outflow fluid conduit to a dispersal outlet or nozzle; d. a fluid runoff collector surrounding the dispersal outlet, or a catch basin situated below the dispersal outlet, either of which acts as a sump to capture the contaminated runoff fluid from the flushing procedure; e. a first drain fluid conduit; f. an optional one-way elastomeric drain valve, e.g., a synthetic polymer duckbill valve, such as silicone rubber, or other form of check valve preceding the first drain fluid conduit to avoid reverse flow spillage; g. an appropriate sealed filter media unit suitably housed in line with the first drain fluid conduit for decontamination of the contaminated fluid run-off from the drain; h. a second drain fluid conduit to re-introduce the reclaimed decontaminated fluid from the sealed filter media back into the flushing fluid chamber for re-introduction to the fluid transport system; i. an optional second outflow fluid filter for final removal of any residual contaminants prior to re-introduction to the first outflow fluid conduit. The portable recyclable fluid flushing method of the invention provides a reliable emergency supply of flushing fluid for continuous flushing dispersal onto an affected body part. Typically, the filtering media used will have visual indicators to warn when the useful life of the media is ending.

A beverage containing fine pulp, produced at least with the use of, as a pulp component, a fine pulp wherein the content of less-than-250 μm fine pulp fraction is 5 vol. % or more while the content of 1000 μm-or-more fine pulp fraction is 60 vol. % or less. In the crushing of raw pulp by means of a homogenizer into fine pulp, it is preferable that the homogenizer pressure be 5 kg / cm2 or greater. As a result, the fine pulp component and liquid component form a thorough mix, thereby enabling realization of a novel taste simultaneously realizing two mouthfeels, “viscous” and “sandy” mouthfeels.

The invention provides a cutting machine in an underwater pipeline, which mainly comprises a tank type framework (1), a support device (2), a radial feeding device (3), a cutting device (4) and an underwater hydraulic control valve box and detection system (5), wherein driving parts of the support device (2) and the cutting device (4) and part of the underwater hydraulic control valve box and detection system (5) are mounted in the tank type framework (1), and the radial feeding device (3) is connected with the tank by the driving part of the cutting device (4). The invention has the advantages of reasonable structural design, and is convenient to operate, and can meet special requirements for cutting in underwater working environment and in steel pipes. The invention is used for cutting major-diameter steel pipes of offshore oil platform jackets, pile foundations and other underwater pipelines of which external cutting is restricted.

The invention discloses a navigation robot obstacle detection method and system. The system mainly comprises an ultrasonic detection module, an ultrasonic scanning module, an infrared detection compensation module and a robot core control module, wherein the ultrasonic detection module is mainly realized by amplifying a 40 kHz high-voltage driving signal and an ultrasonic receiving signal. The module is erected on a scanning steering engine to realize front non-dead-angle 180-degree scanning detection. By combining infrared range finding, the compensation of a navigation robot ultrasonic blind region is realized. A driving circuit is realized by establishing an H bridge with a field effect transistor. In a navigation robot, planar multi-point sensing is realized by using a pair of ultrasonic probes; the range finding range can reach 5.9 m at farthest; and a detection blind region is reduced to 2 cm. The system has the characteristics of low cost, small detection blind region, high anti-diffraction capacity, high real-time property and the like and has broad industrialization prospect. The method and the system can be used for the fields of micro robot navigation, environmental detection, intelligent vehicle active safety and the like.

Method and apparatus for the measurement of mass or density and / or for the measurement of the humidity in a plurality of portioned units in a non-metallic carrier material, which provides the following: a microwave measuring instrument, consisting of at least one microwave resonator for generating at least one resonance mode in a spatially limited measurement area and an analysing unit for analysing at least one variable of the at least one resonance mode, a conveying device for the carrier material, which transports the carrier material with the portioned units through the measurement area, the microwave measuring instrument measures at least one variable of the at least one resonance mode at a time when only the carrier material without portioned unit is in the measurement area, and at a time when the portioned unit is at least partially in the measurement area, the analysing unit subtracts the variable measured for the carrier material from the measurement values for the portioned unit, and determines a value of the humidity and / or of the mass or density of the portioned unit from at least one difference by way of an input-output map.

This invention relates to a heating / cooling system operating on the basis of a novel SPLIT BUFFER TANK; representing an efficiency improvement alternative to HVAC systems functioning with existing commercial buffer tanks. Currently, commercial buffers have the heat source provider (HSP)-return and system-return discharging to a common buffer / vessel. Novel SPLIT BUFFER is provided with a SEPARATION DISK placed inside the tank as mechanical way of separating the hot water inflow from the HSP from the warmer water inflow from system return. The disk moves up and down along the tank driven by demanded water supply and return. Pump-1 circulates hot water from the hot section of the buffer to the secondary system claiming for heat. Pump-2 circulates warmer water from the warmer section of the buffer through the HSP where it is reheated, and subsequently stored in the hot section of the buffer to reinitiate this cycle again.

The invention discloses a frequency-division multiplexing (FDM)-based three-dimensional (3D) printer, comprising a frame, a base, an X-axis mobile system, a Z-axis mobile system and a printing device, wherein the printing device is connected with the X-axis mobile system; the X-axis mobile system is connected with the Z-axis mobile system; the Z-axis mobile system is connected with a guide rail of an upright post; a power supply and a controller are arranged on the base; the controller is connected with the Z-axis mobile system; the Z-axis mobile system comprises a third numerical control motor, a left screw and a right screw, a Z-axis fixed base and a limit switch; the left screw and the right screw are respectively arranged at the outer sides of a left upright post and a right upright post; the third numerical control motor is connected with the lower ends of the screws; the screws are connected with screw nuts; the screw nuts are connected with the Z-axis fixed base; the Z-axis fixed base is connected with the X-axis mobile system; a fixed base through hole is formed in the Z-axis fixed base; the left upright post and the right upright post pass through the fixed base through hole; the bearing is matched with the guide rail of the upright post. Thus, the FDM-based 3D printer is simple and compact in structure, small in volume and low in manufacturing cost.

A method for intermittent production and continuous supply of a resin-filler mixture in the course of production of plastic molded parts and an installation for intermittent production and continuous supply of a resin-filler mixture. A method and an installation, by which it is possible to ensure a continuous supply of a resin-filler mixture reliably and in continuous operation, an optimum and precise mixing ratio of the individual constituents of a resin-filler mixture, mostly consisting of a resin mixture and fillers, in which components, particularly portions of very small or highly viscous components, are dispersed finely and uniformly. Optimizing the production of resin-filler mixture for the supply of small components and achieving a continuous supply of the resin mixture that is reliable for continuous operation occurs.

An energy-saving audio-amplifier control device is electrically connected to an amplifier for sensing an audio signal input state at a sound-source input end of the amplifier and controlling the on / off of the amplifier accordingly. The control device includes a signal detection module, a control module and a power control module. The signal detection module detects the state at the sound-source input end and generates a first signal to the control module. Based on the first signal, the control module controls the power control module to control the on / off of the amplifier. With these arrangements, it is able to automatically control the amplifier to off when the audio signal input to the amplifier is ended, and accordingly, achieve the purpose of saving energy, reducing power consumption, and minimizing loss of components.

A communication management node checks a condition of a complex communication terminal apparatus when the complex communication terminal apparatus is connected with a real-time-processing-system network, selects and generates control software and setting information data in accordance with the condition of the complex communication terminal apparatus, and downloads the control software and setting information data into the complex communication terminal apparatus via the real-time-processing-system network, so that the complex communication terminal apparatus acts as a terminal in the real-time-processing-system network.

A speaker comprising: a magnetic circuit provided with a through hole, and a recess formed around the through hole for retaining a magnetic fluid. The speaker further comprises a bearing provided in the through hole and a shaft supported by the bearing to be movable up and down and fixed to a center cap fixed to a voice coil. A gap between the bearing and the shaft is filled with the magnetic fluid. The speaker eliminates a damper, and realizes a very low f0 which has not been obtained before. Furthermore, the magnetic fluid absorbs friction and resonance between the bearing and the shaft, and the magnetic fluid is kept in the recess and is supplied smoothly into the gap between the shaft and the bearing. Thus, generation of abnormal sounds is suppressed and a large amplitude operation is realized in the speakers of the present invention.