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43701 results about "Electric heating" patented technology

Electric heating is a process in which electrical energy is converted to heat energy. Common applications include space heating, cooking, water heating and industrial processes. An electric heater is an electrical device that converts an electric current into heat. The heating element inside every electric heater is an electrical resistor, and works on the principle of Joule heating: an electric current passing through a resistor will convert that electrical energy into heat energy. Most modern electric heating devices use nichrome wire as the active element; the heating element, depicted on the right, uses nichrome wire supported by ceramic insulators.

Flameless electronic atomizing cigarette

The invention relates to a non-smokable electronic spray cigarette which only comprises nicotine without harmful tar. The cigarette includes a smoke mouth integer comprised with a shell, a cell, a high frequency ionzer, nicotine solution storage and its container, control circuit, a display screen, a human contact sensor, a piezoelectric supersound atomizer, a high temperature vaporization nozzle and attachments, an electro-thermal vaporization nozzle installed in the air suction end of the shell goes through an electric control pump or a valve with a measuring chamber and a liquid storage container which contains nicotine solution and is connected to the electric control pump or a valve with a one-way flow valve, the control circuit plate has four export ends individually connected with the high frequency ionizer, electric heater, pump or valve and the display screen, a human resistence sensor and an air flow sensor are connected to the input end of the control circuit. The advantages of the present invention are smoking without tar, reducing the cancerogenic risk, the user still feel smoking and experiercing the excitement, the cigarette is no need to be lit and is no fire danger.
Owner:FONTEM HLDG 1

Electronic cigarette

An electronic cigarette has two tubes that resemble a cigarette: an electronic inhaler and an electronic atomizer. The two tubes are connected through one or more electric connectors to form an electronic cigarette. Inside the inhaler is a rechargeable or non-rechargeable power source such as a battery, which supplies electric power to the electronic inhaler and atomizer and ensures that both work together like a cigarette. In addition to the power source, the inhaler also includes other major components: an electric airflow sensor to detect air movement generated by a user's inhaling or puffing act and a Single Chip Micyoco which controls the atomization process. The sensor's role is to collect an airflow signal that triggers the Single Chip Micyoco, which in turn instructs the electronic cigarette to supply electric power to the inhaler and atomizer connected through an electric connector. Inside the electronic atomizer are an electric connector, electric heating wire, liquid container, and atomizer cap with an air-puffing hole. The user inhales through the air-puffing hole at an end of the electronic cigarette to create an air inflow, which triggers the atomization process. The Single Chip Micyoco driven by a software program controls the electronic cigarette in an on / off manner according to the signal detected by the electric sensor on the airflow and completes a cycle of atomization, which converts a solution of a liquid form inside the liquid container to a gas form. This entire process achieves the emulated smoking process of a user, who is satisfied with scent taste that mimics cigarette smoking.
Owner:VPR BRANDS LP

Electrothermal instrument for sealing and joining or cutting tissue

An instrument and method are provided for sealing and joining or hemostatically dividing tissue, which is particularly suitable for laparoscopic and endoscopic surgery. The instrument makes use of the controlled application of a combination of heat and pressure to seal adjacent tissues, to join adjacent tissues, or to anastomose tissues, whereby tissue is heated for an optimal time and at an optimal temperature under optimal pressure to maximize tissue seal strength while minimizing collateral tissue damage. The instrument of the present invention is lightweight and therefore portable, and is particularly useful in field conditions where a source of external power may not be readily available.
Owner:THE TRUSTEES OF COLUMBIA UNIV IN THE CITY OF NEW YORK

Atomizer and electronic cigarette using the same

An electronic cigarette includes a container for storing a tobacco flavored liquid, a container for storing a tobacco flavored liquid, an atomizer connected to the container to atomize the tobacco flavored liquid by an electric heating, a battery tube to power the atomizer, and an actuating film movably positioned in the battery tube to control the atomizer.
Owner:SHENZHEN SMOORE TECH LTD

Electrothermal device for coagulating, sealing and cutting tissue during surgery

An instrument and method are provided for sealing and joining or hemostatically dividing tissue, which is particularly suitable for laparoscopic and endoscopic surgery. The instrument makes use of the controlled application of a combination of heat and pressure to seal adjacent tissues, to join adjacent tissues, or to anastomose tissues, whereby tissue is heated for an optimal time and at an optimal temperature under optimal pressure to maximize tissue seal strength while minimizing collateral tissue damage. The instrument of the present invention is lightweight and therefore portable, and is particularly useful in field conditions where a source of external power may not be readily available.
Owner:THE TRUSTEES OF COLUMBIA UNIV IN THE CITY OF NEW YORK

Electronic cigarette having nanometer sized hyperfine space warming atomizing functions

ActiveCN101116542ALarge amount of atomizationConcentrated use of energy and high efficiencyMedical devicesTobacco devicesMouth pieceElectricity
An electric-cigarette undertaking nanometer dimension fineness space heating pulverization to nicotine solution comprises a cigarette pole and a cigarette holder connected with the front end of the cigarette pole. The cigarette pole is a hollow rod shape cigarette pole welded with a plug at the back end. The intracavity of the cigarette pole is provided with a rechargeable battery, a liquid storage tank for storing nicotine solution, an imbibition liquid core arranged at the front end of the liquid storage tank and contacted with the nicotine solution, and a heater of space heating pulverization arranged inside the heating cavity positioned in the front part of the cigarette pole. The wall of the cigarette pole corresponding to the liquid storage tank is provided with a liquid inlet communicated with the liquid storage tank. Any place of the wall of the cigarette pole is provided with an electric heating switch. The center of the cigarette holder is provided with a hollow pipe which extends into the cigarette pole. The wall of front part of the cigarette holder is provided with a piezoelectric press sensor. The back end of the cigarette pole is provided with a recharging connection device which can charge the rechargeable battery through outer power. The piezoelectric press sensor is communicated with the rechargeable battery all the time. The electric heating switch, the piezoelectric press sensor and the rechargeable battery constitute a circuit loop. The invention has the advantages of convenient assembly and installation, easy carry, wide application and convenient use.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Acoustic nacelle inlet lip having composite construction and an integral electric ice protection heater disposed therein

An engine nacelle inlet lip includes both acoustic treatment and electric heating for ice protection. The inlet lip has a composite outer skin and a composite inner skin, with the composite outer skin having at least one integrated heater element embedded in the composite material. An acoustic cellular core positioned between the outer and inner skin acts to attenuate fan noise from the engine. Covering the outer skin and overlying the acoustic core is a perforated erosion shield having a first set of openings that pass entirely thorough its thickness. The composite outer skin includes a second set of openings such that sound waves can pass from an inner barrel portion of the inlet lip through the erosion shield, outer skin, and heater element to the underlying acoustic cellular core.
Owner:THE BF GOODRICH CO +1

Methods and apparatus for adjusting blood circulation

Embodiments of the invention include a method and a device for increasing blood flow and controlling the temperature of a mammal by applying a desired pressure to extremities of a mammal. The device generally includes one or more collapsible and pliant body elements, capable of expanding from a first volume into an expanded second volume so the device can receive a portion of an extremity of the mammal therein and then be reduced from the expanded second volume into a pressurized third volume to conformably enclose the portion of the extremity. One or more thermal exchange units can be positioned in the one or more collapsible and pliant body elements. Accordingly, the temperature of the extremity of a mammal can be regulated by providing a heated or cooled fluid medium or electric thermal energy to the one or more thermal exchange units. Next, by evacuating the region in which the extremity is enclosed the contact surface area between the extremity of a mammal and the one or more thermal exchange units is increased, due to the external atmospheric pressure acting on the pliant body elements against the skin of the extremity of the mammal. The application of pressure assures that sufficient contact and thermal heat transfer (heating or cooling) is provided to the extremity of the mammal.
Owner:AVACORE TECH

Simulation electronic cigarette and cigarette case thereof

The invention provides a simulation electronic cigarette and a cigarette case thereof. The simulation electronic cigarette comprises a cigarette holder, a liquid bearer, an atomizer and a cigarette stem, wherein the atomizer comprises an atomizer casing, a high-temperature insulating body, an atomizing head, a porous permeating part, an electric heating wire and an adsorption body, wherein the atomizer casing is provided with a cavity and is arranged in a casing of the cigarette holder; the high-temperature resistant insulating body is arranged in the atomizer casing and is internally provided with an atomizing cavity; the atomizing head is connected to an outer circumferential surface of the high-temperature insulating body; the electric heating wire is accommodated in the atomizing cavity and is electrically connected to a battery and a control circuit in a cigarette stem tube; the adsorption body is accommodated in the atomizing cavity, is wound on the electric heating wire and is connected with the porous permeating part; and the atomizer casing, the high-temperature insulating body, the atomizing head and the cigarette stem tube are respectively provided with ventilating open pores forming a gas path with a smoke outlet. Therefore, the invention improves the service efficiency of atomizing liquid, prevents the leakage, and simplifies the work control and a charging mode of a charging battery.
Owner:柳哲琦

Combined Multifunctional Electronic Simulated Cigarette

ActiveUS20120204889A1Intake amount is reducedMeet needsTobacco treatmentTobacco devicesEngineeringSmoke Emission
The invention claims a combined multifunctional electronic simulated cigarette, comprising an indicator, wherein the indicator is provided with a air inlet hole; one end of the indicator is connected with one end of an aroma generator; a first switch and a first battery are arranged between the indicator and the aroma generator; a solid aromatic substance is arranged in the aroma generator and is provided with electric heating wires; the other end of the aroma generator is connected with one end of a smoke capsule; solid adsorption cotton adsorbed with nicotine is arranged in the smoke capsule; the other end of the smoke capsule is connected with a suction nozzle which is provided with a suction hole. The invention can provide users with aromatic gases, nicotine component and simulated smoke simultaneously; and the users can respectively choose to inhale the aromatic gases, the nicotine component and the simulated smoke according to the needs, and the invention can meet the needs of the users or the smoking quitters in different stages, help the users to gradually reduce the suction amount of nicotine, and finally achieve the purpose of not taking in nicotine.
Owner:XIU YUNQIANG

Residential heat pump water heater

A heat pump water heater and systems and methods for its control are disclosed. The systems are configured to heat water within a water storage tank of a heat pump water heater wherein a controller within the system is operatively connected to a plurality of heat sources including at least one electric heating element and a heat pump and sensors in order to selectively energize one of the plurality of heat sources. The controller is configure to process data representative of the temperature of water within the tank near the top of the water storage tank, and rate of water flowing out of the water storage tank, in order to automatically selectively energize the heat sources. The selection of heat sources by the controller is determined by a mode of operation selected by the user and the data processed by the controller in view of the selected mode of operation.
Owner:HAIER US APPLIANCE SOLUTIONS INC

Electronic nose system for detecting quality of agricultural products

An electronic nose system for detecting quality of agricultural products mainly comprises a gas enrichment module mainly for collecting the low-concentration smell, a gas chamber and gas circuit module and a sensor array mainly for converting the smell signal into the electric signal, a sensor conditioning circuit and a data preprocessing module mainly for filtering, analog-to-digital converting and feature extracting of the output signal of the sensor array, an embedded system with data storage for identifying and judging the signal and a display and result output module, wherein the gas enrichment module consists of an adsorption tube filled with adsorbent, an electric heating wire and a temperature control device. The electronic nose system has the characteristics of small size, convenient carrying, high sensitivity of the system and wide application range of the system.
Owner:YANGTZE DELTA REGION INST OF TSINGHUA UNIV ZHEJIANG

Method and apparatus for controlling a multi-source heating system

InactiveUS6874693B2Solve insufficient heating capacityEasy to useHeating fuelAir-treating devicesElectricityEngineering
The present invention is directed at methods and apparatus for controlling multi-source heating systems. The multi-source heating systems of the present invention may include two or more heat sources such as a heat pump, a furnace, an electric heating strip, or any other suitable heat source. An illustrative system includes a multi-zone, multi-source heating system. The illustrative system may determine which of the multiple sources to use depending on a number of factors. Some illustrative factors include information about zones calling for heat, external environment information, and information about the heat sources. One of the heat sources may be, for example, a heat pump, and a determination of whether to activate the heat pump may include determining the current heating capacity of the heat pump and comparing the heating capacity to the amount of heat needed to satisfy the current heat calls. Methods for determining which of at least two heat sources to use are also provided. Additional embodiments include methods for controlling multiple-source heating systems, and systems for providing heat with multiple sources.
Owner:ADEMCO INC

Multi-shelved convection microwave oven

An oven, is provided that includes multiple heat transfer means, including convection and microwave heat transfer means. The oven includes a cooking chamber, a blower and at least a shelf disposed within the cooking chamber. The shelf is designed to act as a food support as well as a conduit through which heated air passes into the cooking chamber. The microwave heating means comprises a microwave source and wave guide through which microwaves travel. The wave guide includes a plurality of openings through which microwaves can pass into said cooking chamber. In the preferred embodiment, the openings in the wave guide are positioned to correspond with the predetermined minima or maxima for the microwave wavelength propagating within the wave guide. An electric heating element may also be disposed within the cooking chamber to provide an alternative heating source.
Owner:ENERSYST DEV CENT

Electornic cigarette device, electronic cigarette and atomizing device thereof

InactiveUS20140130816A1Avoid harmPrevent harmful glass fiber particlesSteam generation heating methodsSpray nozzlesGlass fiberEngineering
The present invention relates to an electronic cigarette atomizing device. An atomizer includes an atomizing rod and an electric heating filament wrapped around the atomizing rod, wherein the atomizing rod has a hollow tubular structure made of a non-glass fiber material and a high temperature insulating material. A middle of the atomizing rod is equipped with a liquid guiding rope made of a non-glass fiber material. Multiple liquid guiding holes are radially formed on and penetrate side walls of the atomizing rod in such a manner that a cigarette liquid of the liquid guiding rope is capable of flowing through the liquid guiding holes to the electric heating filament for being atomized. A liquid guiding part of the atomizer is made of a non glass fiber material so as to prevent people from inhaling harmful glass fiber particles.
Owner:HUIZHOU KIMREE TECH

Atomizer and electric cigarette

An atomizer and an electronic cigarette are provided. The atomizer includes: an atomizer cartridge, a liquid storage chamber, a liquid separation plate, an electric heating element, a cigarette liquid locking member, a first glass fiber cloth, and an atomizing electrode assembly. The electric heating element twists along the transverse direction of the atomizer, and is laid on the first glass fiber cloth, and the electric heating element laid on the first glass fiber cloth has a snakelike sheet structure. The cigarette liquid can be uniformly transferred to the electric heating element, and the volume of the aerosol is uniform. Furthermore, the quantity of the cigarette liquid transferred to the electric heating element is ensured to be uniform. In addition, the length of the electric heating element and the contact area of the electric heating element in contact with the first glass fiber cloth are effectively increased.
Owner:KIMREE HI TECH

Smokeless air fryer

The invention relates to a smokeless air fryer which finishes the cooking of foods and does not exhaust smoke by utilizing the high-speed hot air circulation technology. The smokeless air fryer comprises an air fryer fixed body and an air fryer movable body, wherein a top-driven power supply switch is arranged on one side of the lower end surface of a boss part at the front part of the air fryer fixed body, and a timer is arranged at the boss part; a top-driven boss is arranged on one side of the upper end surface of a handle of the air fryer movable body, and the handle is in locking and opening matching with an object containing mesh basket; the top-driven boss is in top-driven opening and closing matching with the top-driven power supply switch on one side of the lower end surface of the boss part of the air fryer fixed body; a planer screw type electric heating tube is arranged below hot air blades of the air fryer fixed body, a power supply joint of the planer screw type electric heating tube is connected with the inner wall of the air fryer fixed body through a connection assembly, and a tube body of the planer screw type electric heating tube is elastically connected with the inner wall of the air fryer fixed body through a tension spring; and the center of the bottom of an oil collecting backflow pot of the air fryer movable body is in an arc bulge shape, and the wall circumference and the bottom of the oil collecting backflow pot are in an arc shape.
Owner:NINGBO CARELINE ELECTRIC APPLIANCE CO LTD

Electrically heated water pipe smoking device

A water pipe including a bowl for placing therein a smoking substance, a tube that fluidly connects the bowl to a base member, at least one hose connection port, in fluid communication with the base member, for connecting with at least one flexible hose, an electric heating element disposed in the bowl for heating the smoking substance, the electric heating element being shaped as an inner periphery of the bowl, and a controller in electrical communication with the electric heating element, the controller controlling electrical power to the electric heating element for heating the smoking substance to a temperature that vaporizes volatile aromatic components of the smoking substance without substantially causing combustion of the smoking substance.
Owner:KANNEL MANAGEMENT

Built-in electric heating structure for a travel mug or thermos bottle

A travel mug has an outer case, an inner case, a film heater, a temperature control device, and a power source connector. The inner case is fitted into the outer case in conjunction with a spacer, thereby resulting in formation of an air space insulation between the inner case and the outer case. The film heater is fastened to the bottom end of the inner case and is connected to an electrical receptacle of the outer case by a wire which is also connected with the temperature control device located in proximity of the film heater. The receptacle is connected to a power source by the power source connector.
Owner:J SHENG

Electronic Cigarette and Electronic Cigarette Device

The present invention provides an electronic cigarette and an electronic cigarette device. The electronic cigarette comprises a power supply, a liquid storage member storing liquid smoke, an atomizing unit connected to the power supply for atomizing the liquid smoke, and a controller connected with the power supply and the atomizing unit for controlling the atomizing unit to start or stop heating. The atomizing unit comprises an oil accumulating member for absorbing the liquid smoke and an electric heating piece attached to the oil accumulating member, the electric heating piece defines plural through holes. The electronic cigarette of the invention is configured with an electric heating piece in the atomizing unit instead of traditional heating wire, so that no broken fiberglass particles would be produced, to avoid the broken fiberglass particles to enter and cause harm to the human body.
Owner:HUIZHOU KIMREE TECH

Carbon crystal electrothermo-material and preparing method

This invention discloses a carbon crystal material and a method for preparing plates with the crystals, in which, the carbon crystal material is prepared by taking carbon fibers as the raw material to be grinded and modified, the plate is a panel heater prepared by mixing carbon crystal material with paper pulp and adding viscosity aid to be heated and pressed and is harmonic with concrete, which can be used as a heat collecting product.
Owner:陆上驰 +2

Lithium ion battery internal temperature monitoring method

The invention discloses a lithium ion battery internal temperature monitoring method. The monitoring method includes the following steps that a charge-discharge tester is used for carrying out charge-discharge tests on a lithium ion battery on different environment conditions to obtain a battery surface temperature change curve; related parameters such as battery internal resistance and an open-circuit voltage temperature coefficient are tested, and a lithium ion battery electric heating coupling model based on a variable heat production rate is set up; the temperature rise change of the discharge process of the battery is simulated to obtain a temperature change simulation curve; the experiment test temperature change curve and the simulation curve are analyzed and compared to optimize and verify the electric heating coupling model; the influence between the battery internal temperature and the battery surface temperature as well as the influence between the discharge currents and the discharge depth are analyzed, and a lithium ion battery internal temperature model is constructed; the battery internal temperature is monitored in real time according to the model. The lithium ion battery internal temperature monitoring method is simple and easy to implement, small in estimation error and capable of well meeting the requirement for monitoring the battery internal temperature in real time.
Owner:ZHEJIANG COLLEGE OF ZHEJIANG UNIV OF TECHOLOGY

Electric-heat-aging junction temperature calculation model establishing method of IGBT module

ActiveCN106443400AImplement junction temperature prediction functionImproved thermal managementSemiconductor operation lifetime testingElectricityCoupling
The invention relates to an electric-heat-aging junction temperature calculation model establishing method of an IGBT module. The method is technologically characterized by comprising the following steps of testing electric heating parameters of the IGBT module in different aging degrees, acquiring a three-dimensional relation curved surface and establishing an electric heating data sheet in different aging degrees; establishing an electric model of the IGBT module and a thermal network model of the IGBT module, inputting a power loss which is calculated through the electric model of the IGBT module into the thermal network model of the IGBT module in a current source manner, performing real-time feedback of the junction temperature which is calculated by the thermal network model to the electric model, and finishing establishment of an electric-heat coupling model of the IGBT module; performing aging state evaluation on the IGBT module; and performing junction temperature calculation on the IGBT module. According to the electric-heat-aging junction temperature calculation model establishing method, the corresponding electric heating parameters for different aging processes are acquired and furthermore the electric heating parameters are input into the electric-heat coupling model for performing junction temperature calculation, namely the parameter of the electric-heat coupling model is dynamically changed in real time according to the aging degree of the model, thereby realizing a junction temperature prediction function for the module aging degree.
Owner:HEBEI UNIV OF TECH

Air frying pan

The invention belongs to the field of family kitchen electric appliance manufacturing and specifically relates to an air frying pan. The air frying pan is mainly composed of a pan body (1), a liner (2), a frying basket (3) arranged in the liner (2), an electric heating pipe (4) arranged above the frying basket (3) and a fan (5) located above the electric heating pipe (4); the sidewalls of the frying basket (3) are formed by metal sheets and the bottom of the frying basket (3) is formed by a screen; an air flow channel (6) is arranged between the liner (2) and the frying basket (3); the air frying pan is characterized in that the outer periphery of the bottom of the frying basket (3) extends downwards to form a guide cylinder (7) and air inflow inclined holes (8) for guiding airflow to rotate are evenly formed in the sidewall of the guide cylinder (7). The air inflow inclined holes (8) are leftward or rightward slit holes toward the same direction. The air frying pan of such a structure has the advantages that the frying basket is simple in structure, the bottom of the liner is easy to manufacture and easy to clear, and is well supported.
Owner:严绍基

Microgrid running optimization system and method based on power and heat combined dispatching

The invention discloses a microgrid running optimization system and method based on power and heat combined dispatching. Running restrains such as the output force characteristic, start, stop and climbing of a distributed type generator set and the charge and discharge characteristics of power and heat energy storage are comprehensively considered, a microgrid power and heat combined dispatching model containing a fan, a photovoltaic cell, a combined heat and power generation system, an electric boiler, a fuel cell and an energy storage (electrical energy storage and heat energy storage) is built, the 0-1 mixed integer nonlinear programming method is adopted for solving the optimal output force and total running cost of all units in the network, and power and heat dispatching contrastive analysis is carried out on the system and a traditional separated generation and combined generation optimization model. In addition, the influences of the heat and power reliability difference on the running are analyzed and discussed, and therefore the heat and power dispatching module is more reasonable, comprehensive and universal.
Owner:SHANDONG UNIV

Electrocaloric refrigerator and multilayer pyroelectric energy generator

Provided are electrocaloric devices, pyroelectric devices and methods of forming them. A device which can be a pyroelectric energy generator or an electrocaloric cooling device, can include a first single-layer heat engine having a first side configured to be in contact with a first reservoir and a second side configured to be in contact with a second reservoir, wherein the first reservoir comprises a fluid. The device can also include a second single-layer heat engine having a first side in contact with the first reservoir and a second side in contact with a third reservoir and a channel disposed between the first single-layer heat engine and the second single-layer heat engine, the channel configured to transport the fluid from a first end to a second end. The device can further include one or more power supplies configured to apply voltages to the first and the second single-layer heat engine.
Owner:STC UNM
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