51results about How to "Ensuring energy security" patented technology

A system for supplying power wirelessly to a remote mobile device including (i) a transmitting unit for directing radiation into the region of the mobile device, the transmitting unit having a gain medium with a front surface directed towards the space, and a retroreflector on its back surface, and (ii) a receiver unit connected with or attached to the mobile device for receiving radiation transmitted from the transmitting unit. The receiver unit includes (i) a retroreflector for reflecting part of the radiation received from the transmitting unit back in the direction of the transmitting unit, where it is amplified and retransmitted back in the direction of the receiver unit, and (ii) a power detection element for absorbing that part of the radiation not reflected by the retroreflector, and converting it to electrical power for use by the mobile device. Modulation of the transmitted beam enables it to transmit data also.

A prosthetic knee provides a single axis of rotation and includes a hydraulic damping cylinder, a microprocessor, and sensors. Based on input from the sensors, the microprocessor selects a flow path within the hydraulic cylinder in order to provide the proper amount of knee resistance to bending for a given situation. The resistance of each flow path within the hydraulic cylinder is manually preset. Changes in gait speed are accommodated by employing a hydraulic damper with intelligently designed position sensitive damping. Moreover, the knee need not be un-weighted to transition from the stance phase to the swing phase of gait. As a result, the knee safely provides a natural, energy efficient gait over a range of terrains and gait speeds and is simpler, less costly, and lighter weight than the prior art.

A prosthetic knee provides a single axis of rotation and includes a hydraulic damping cylinder, a microprocessor, and sensors. Based on input from the sensors, the microprocessor selects a flow path within the hydraulic cylinder in order to provide the proper amount of knee resistance to bending for a given situation. The resistance of each flow path within the hydraulic cylinder is manually preset. Changes in gait speed are accommodated by employing a hydraulic damper with intelligently designed position sensitive damping. Moreover, the knee need not be un-weighted to transition from the stance phase to the swing phase of gait. As a result, the knee safely provides a natural, energy efficient gait over a range of terrains and gait speeds and is simpler, less costly, and lighter weight than the prior art.

Some embodiments of a medical infusion pump system include a pump device having a cap device that mates with a pump housing to retain a medicine cartridge therein. In addition to retaining the medicine cartridge in the pump housing, the cap device may perform a number of preparatory functions or safety functions. In addition or in the alternative, some embodiments of the pump device may include a drive system that advances a piston rod to dispense medicine to the patient in a safe and energy efficient manner.

A composition for splitting water into hydrogen and a hydroxide component, the composition comprising a solid-state component including at least one of aluminum and tin and a liquid metal alloy that is capable of at least partially dissolving the solid-state component, the liquid metal alloy including at least one of gallium and indium.

A method and apparatus are described for detecting the presence of explosives. The invention utilizes Laser Induced Acoustics (LIA), wherein an area of a substrate surface is irradiated, via deep UV pulsed laser, with laser pulses to generate a detectable audible signal. The invention also provides substantial improvements in the eye-safety of otherwise potentially harmful laser beams. Thus, the invention is particularly well-suited to use in public venues where detection of explosives or improved laser safety may be required.

An energy absorbing system is provided to protect vehicle drivers and the like from serious injury which may occur when the vehicle strikes a wall or other rigid structure. The system utilizes a plurality of energy absorbing units having hinged plates with a cushion backing which dampens the impact by swinging in an overlapping fashion. The plates are formed from steel and the cushion is formed with a high density outer polymeric casing and a relatively low density filler within.

The present invention relates to a choke with two coils and a core for interleaved applications in step-up or step-down circuits or power factor compensation circuits. The core comprises several core sections with several lateral legs and a middle leg, whereby the core is designed such, that a coupling factor k of the two coils is smaller than 3%-5%. Furthermore, the core is designed such, that the core section form two loops with the middle leg as a common section, whereby each of the two coils lies on different loops outside of the common section. The lateral legs have a cross section A1 and the middle leg for the common section has a cross section A2<2×A1.

The present invention employs more than two secondary batteries; most output of one battery is supplied to load, and rest output is used to charge another battery for improving the battery efficiency and prolong the battery usable time (discharge time). The object of the present invention is to provide a power supplying device and battery mode switching method by using the secondary battery cells. According to the present invention of using more than two secondary batteries that; if either one of the secondary battery sets for discharging mode, the device including that; an inverter for delivering a DC output voltage of the secondary battery, which is in discharging mode, when one of the more than two secondary batteries is discharged; a relay performing the switching operation for connecting to other different secondary battery of more than two secondary batteries to the inverter, at other point, the secondary battery in discharge mode of more than two secondary battery is connected to the inverter; and a controlling unit for alternately supping the power of the more than two or secondary batteries to the load by controlling the switching operation of the relay via the inverter, a switching unit alters charging or discharging mode, the anode (+) and cathode (−) of each DC terminal, which is mutually and fixedly connected, and each moveable terminal of the secondary battery is switched to control the battery mode.

The invention discloses a biochar pulp prepared from garbage leachate serving as a raw material and a preparation process thereof, and aims to provide the biochar pulp prepared from the garbage leachate serving as the raw material and the preparation process thereof, which have the advantages of the combination of energy saving and emission reduction and environmental management and low cost. Thepreparation process comprises the following steps of: mixing biochar, the garbage leachate, methanol, high-temperature sand and additives serving as raw materials; and crushing, homogenizing and filtering the mixed raw materials to prepare the biochar pulp. The biochar pulp is used for replacing fuel oil so as to effectively save energy and reduce fuel cost, plays a good part in managing urban environment, and fulfills the aims of promoting economic and environmental health and sustainable development. The biochar can be widely applied in the fields of substitute oil firing such as industrialboilers, power station boilers, industrial furnaces and the fields of urban environment management and the like.

Exhaust gas containing fluorine gas or halogen fluoride gas emitted from etching or cleaning steps is burned in a combustion chamber having a fluoride passivation film formed on its surface. It is possible to treat exhaust gas emitted from semiconductor fabrication processes which contains fluorine gas or halogen fluoride gas in high concentrations or large volumes, while abatement treatment can be accomplished safely and efficiently with less energy usage.

The present invention employs more than two secondary batteries; most output of one battery is supplied to load, and rest output is used to charge another battery for improving the battery efficiency and prolong the battery usable time (discharge time). The object of the present invention is to provide a power supplying device and battery mode switching method by using the secondary battery cells. According to the present invention of using more than two secondary batteries that; if either one of the secondary battery sets for discharging mode, the device including that; an inverter for delivering a DC output voltage of the secondary battery, which is in discharging mode, when one of the more than two secondary batteries is discharged; a relay performing the switching operation for connecting to other different secondary battery of more than two secondary batteries to the inverter, at other point, the secondary battery in discharge mode of more than two secondary battery is connected to the inverter; and a controlling unit for alternately supping the power of the more than two or secondary batteries to the load by controlling the switching operation of the relay via the inverter, a switching unit alters charging or discharging mode, the anode (+) and cathode (−) of each DC terminal, which is mutually and fixedly connected, and each moveable terminal of the secondary battery is switched to control the battery mode.

The invention provides a method for combined exploitation of coal and its associated oil shales. The method comprises the construction steps that when the coal and its associated oil shales are located in a reasonable exploitation bed separation distance range, coal resources located at the lower portion are firstly exploited, a mine bearing pressure is fully utilized to destroy associated oil shales located in an overlying rock layer and reduce the strength; then, the associated oil shales at the upper portion are exploited later to achieve combined exploitation of coal and its associated oil shales. Therefore, the shortcoming that when oil shales are independently exploited, the oil shale strength is higher and accordingly a coal cutter difficultly break rocks can be overcome. According to the exploitation method, existing infrastructures and sinking and driving engineering can be fully utilized, the roadway tunneling amount can be decreased, investment can be reduced, the costs are low, the phenomenon that the oil shales associated with coal are severely abandoned can be effectively completely eradicated or decreased, the resource utilization rate can be improved, an economic value is huge, and the method has the important practical significance on relieving of conventional energy source supply and demand pressure, energy structure adjustment and energy guaranteeing.

A system for supplying power wirelessly to a remote mobile device including (i) a transmitting unit for directing radiation into the region of the mobile device, the transmitting unit having a gain medium with a front surface directed towards the space, and a retroreflector on its back surface, and (ii) a receiver unit connected with or attached to the mobile device for receiving radiation transmitted from the transmitting unit. The receiver unit includes (i) a retroreflector for reflecting part of the radiation received from the transmitting unit back in the direction of the transmitting unit, where it is amplified and retransmitted back in the direction of the receiver unit, and (ii) a power detection element for absorbing that part of the radiation not reflected by the retroreflector, and converting it to electrical power for use by the mobile device. Modulation of the transmitted beam enables it to transmit data also.

An efficient means for loading a heavy cargo on a pallet / platform, putting the loaded platform into a flat rear cargo space of a van, mini-van, station wagon, SUV, or truck, securing the cargo in transit while protecting the floor, unloading the platform from the vehicle at the destination, moving the loaded platform on the ground and unloading the cargo off the platform uses a three-belt winch system. A matched pair is used to load and unload the loaded platform with removable casters by lifting its front end over the rear bumper, tipping to level and sliding into the securing position for traveling. The third belt is used to unload the platform and load the cargo onto the platform.

A method and apparatus for preheating and distributing magnesium ingots used in magnesium die casting wherein the heating efficiency is improved thus reducing the energy required to heat the ingots to a temperature varying between 150° C.-350° C. prior to charging into a molten magnesium bath. A housing comprising a ceiling, a floor, side walls extending from the floor to the ceiling for defining a chamber which is divided into at least a storage area and a heating area, and means for moving the ingots from one side to another as well as out to the molten magnesium bath are provided. The apparatus of the invention is adapted to be securely positioned directly atop of a melting furnace whereby the heat generated by said furnace is used to preheat the ingots located within the apparatus prior to charging.

The invention relates to a hovercraft which comprises a cockpit, a hull, a buoyancy tank, side walls, aprons, a gas booster, propulsion equipment, fuel equipment and electrical control equipment, wherein the left side and the right side of the hull are respectively provided with a side wall, and the front side and the back side of the hull are respectively provided with an apron; the gas booster comprises a gas boosting cylinder and a gas boosting pipe; a gas inlet is arranged at one end of the gas boosting cylinder, and a gas inlet valve is arranged in the gas inlet; an exhaust outlet is arranged at the other end of the gas boosting cylinder, and an exhaust valve is arranged in the exhaust outlet; an acetylene gas inlet pipe and an igniter are arranged on the outer surface of the gas boosting cylinder; the detonation combustion of the acetylene in the gas boosting cylinder generates high-pressure gas which is conveyed into a gas cushion chamber through the gas boosting pipe; the propulsion equipment comprises a combustion chamber and a water sprayer; the combustion chamber is a cylinder body which is arranged horizontally; a gas inlet is arranged at one end of the combustion chamber, and a gas inlet valve is arranged in the gas inlet; an exhaust outlet is arranged at the other end of the combustion chamber, and an exhaust valve is arranged in the exhaust outlet; an acetylene gas inlet pipe, an igniter and a fuel gas pipe are arranged on the outer surface of the cylinder body; and the detonation combustion of the acetylene in the combustion chamber generates high-pressure fuel gas which is conveyed into the water sprayer through the fuel gas pipe, thereby driving the water in the water sprayer to flow to be spouted at a high speed from a water spout.

A method for arranging a rail-base movable photovoltaic power generation system in a farmland comprises the steps of arranging field rails and a side station power line in the farmland and operating the rail-base movable photovoltaic power generation system on the field rails. The field rails, the farmland and the rail-base movable photovoltaic power generation system are manufactured by means of the method. The method has the advantages that the problem firstly encountered in a photovoltaic power generation installation site during solar utilization is solved, the rail-base movable photovoltaic power generation system is suitable for two-dimensional tracking so that the electricity quantity can be improved by 30% on year-on-year basis, the benefit and investment return can be remarkably increased; the photovoltaic power generation capacity in our country is possibly up to 4 trillion kilowatt-hour / year and is equivalent to 40% of the total social energy consumption, and the energy structure in our country is thoroughly changed; distributed energy stations make major contribution to energy safety of our country; by implementing the method with all strength, cisborder PM2.5 in our country is reduced by more than 90% compared with the end of 2013.

The invention relates to a waste transformer insulating oil collection and recycling method, and mainly aims to recycle and circulate waste transformer oil. The waste transformer insulating oil collection and recycling method comprises the following steps: establishing a transformer oil recycling treatment center for recycling and reusing waste oil; performing oil level monitoring and GPRS (General Packet Radio Service) positioning on a new oil drum and a waste oil drum of a transformer substation; monitoring an oil level by using an oil level sensor, transmitting oil level data to a data processing module by a wireless data acquisition module, and transmitting data to a background server by the data processing module through a 4G communication module; mounting GPRS positioning modules on the new oil drum and the waste oil drum of the transformer substation; after the oil level monitored by the oil level sensor reaches an alarm value, clicking an alarm station to generate a navigation route, performing voice prompting in the moving process, and transporting waste oil of a corresponding transformer substation back to the transformer oil recycling treatment center, thereby recycling the waste oil. Due to adoption of the waste transformer insulating oil collection and recycling method provided by the invention, no secondary pollution can be caused, recycled inferior oil is free of pollution source, and thus the transformer oil can be recycled and reused.

The invention discloses a star lithium battery autonomous control management method. The method comprises the steps that 1 the voltage of a storage battery group and the individual voltage of the storage battery group are collected by cycle, and the validity of the collected data is judged to eliminating invalid data; 2 the collected valid data and a set threshold are compared, and according to acorresponding program control policy, lithium battery over-discharge alarm program control management is carried out; and 3 if the voltage of a lithium-ion storage battery group is higher than the voltage of the storage battery group, the threshold is recovered after over-discharge protection, and protection recovery after over-discharge is carried out. According to the invention, the requirementof satellite on-orbit autonomous management is solved; the on-orbit control instantaneity of satellite energy management is improved; and the satellite on-orbit energy security is ensured.

The present invention relates to a choke with two coils and a core for interleaved applications in step-up or step-down circuits or power factor compensation circuits. The core comprises several core sections with several lateral legs and a middle leg, whereby the core is designed such, that a coupling factor k of the two coils is smaller than 3%-5%. Furthermore, the core is designed such, that the core section form two loops with the middle leg as a common section, whereby each of the two coils lies on different loops outside of the common section. The lateral legs have a cross section A1 and the middle leg for the common section has a cross section A2<2×A1.

A method for delivering drugs into cystic fluid, the method comprising injecting a drug delivery system (DDS) into a cystic fluid space at an injection site, the DDS comprising at least one therapeutic agent encapsulated in biodegradable polymers, applying ultrasonic energy proximal to the injection site, and controlling the at least one of buoyancy, delivery location, mixing, and dispersion of the DDS to a targeted area using the ultrasonic energy.

The invention relates to the technical field of production of marine heavy fuel oil, in particular to a method for producing special marine heavy fuel oil by taking coal tar as a raw material. The method comprises the following steps: (1) dehydrating full-fraction coal tar, removing mechanical impurities, feeding the full-fraction coal tar and hydrogen into a fluidized bed reactor, and carrying out hydrofining reaction under the action of a fluidized bed hydrotreating catalyst under selected process conditions; (2) sequentially carrying out high-low pressure separation and normal-pressure and vacuum fractionation on the reaction product in the step (1) to obtain light distillate oil and heavy distillate oil; (3) introducing the heavy distillate oil obtained in the step (2) into a non-hydrodewaxing fixed bed reactor, and carrying out dewaxing treatment through a non-hydrodewaxing catalyst and an active adsorbent under selected process conditions; and (4) carrying out normal-pressure fractionation treatment on the reaction product in the step (3) to obtain light distillate oil and special marine heavy fuel oil. According to the invention, the technical blank of producing the special marine heavy fuel oil by using the coal tar as the raw material is filled.

The invention relates to a solid fuel decoupled fluidized bed gasifying method and a gasifying apparatus. By physically separately performing drying and pyrolyzing of fuel, gasification of char, and tar / hydrocarbon reforming, the interactions between the separated chemical reactions and physical processes during fluidized bed gasification can be utilized. Specifically, in a fluidized bed reactor having two reaction chambers, drying and pyrolyzing of fuel, gasification of char, and tar / hydrocarbon reforming are performed, respectively, the reforming of tar / hydrocarbon is promoted through the catalytic effect of the char, and the evaporated fuel moisture is provided to the char gasification and tar / hydrocarbon reforming as an effective reaction agent. Accordingly, the tar content in product gas can be reduced, the use amount of external steam can be reduced, the overall efficiency of gasification can be improved, and this technique can also be applied to the processing of high water-containing fuel. This gasifying method not only can be applied to individual fluidized bed gasification, but can contribute to the design of a combustor that combusts unreacted char, and to advanced decoupled fluidized bed gasification.

The present invention relates to the improvement of electric automobile and the improved electric automobile includes the applicable part of traditional fuel burning car, the altered part and the increased part, which are combined organically to constitute the special electric automobile platform. The improved electric automobile has light body of composite material, electronic speed varying unit, electronic differential unit, electromechanical power unit, direct driving unit, high voltage and high capacity accumulator, etc. and thus has improved performance. In addition, the present invention also provides fast accumulator replacing device and operating method, and fast motor and electric controller replacing method, making electric automobile practical.

A dynamic high-energy switch used for correcting load imbalance through connecting and disconnecting capacitance in a power feed circuit.

The invention provides an integrated water purification electrolytic hydrogen production system which comprises a cooling water supply system, a water electrolysis hydrogen production system, a solar purification system and a heat regulation system which are connected end to end through pipelines, and the solar purification system introduces purified water into the water electrolysis hydrogen production system for liquid supplementation; unpurified water in the cooling water supply system is subjected to heat exchange through the water electrolysis hydrogen production system and is introduced into the solar purification system, the solar purification system of the system uses heated circulating water as a water source, cooling water is purified through solar energy, generated water can be directly input into the water electrolysis hydrogen production system to be subjected to an electrolytic reaction, and the hydrogen production efficiency is improved. The water purification and electrolysis hydrogen production integrated method improves the purification efficiency, reduces the energy consumption, is energy-saving and environment-friendly, provides green and environment-friendly hydrogen energy for the country, and also provides guarantee for the energy safety of the country.

A farmland rail-mounted movable photovoltaic power generation system comprises a photovoltaic battery panel, a chassis provided with two rows of wheel unit assemblies, a sunlight tracking device, a computer control device, a communication module, a monitor, a side station power line, and a movable electrical connection interface, wherein the wheel unit assemblies, the sunlight tracking device, the communication module the monitor and the movable electrical connection interface are connected with primary control computer signals through an interface circuit. The photovoltaic power generation system moves on field rails in a farmland and continuously exchanges power with an external power grid through the movable electrical connection interface. The farmland rail-mounted movable photovoltaic power generation system solves the problem of the installation site of the photovoltaic power generation system. The movable photovoltaic power generation system is applicable to a two-dimensional tracking, accordingly increasing the power yield by 30% year-on-year, thereby greatly increasing the benefit and the return on investment, and thoroughly changing the energy structure in China. The distributed energy source sites can make a great construction to the energy security in China. Comparing with that of the end of 2013, the PM2.5 in China can be reduced by 90% and more through a full implementation of the farmland rail-mounted movable photovoltaic power generation system.