963results about "Ohmic-resistance electrodes" patented technology

The invention relates to the technical field of graphene, and discloses a deep skin anti-wrinkle beauty instrument applying a graphene electrothermal effect and a control method, the method comprises the following steps: pre-activating a graphene electrothermal film to obtain a negative temperature coefficient resistance characteristic parameter; performing contact state detection and multi-parameter analysis on the target area to obtain personalized temperature control parameters; pWM sectional power control is carried out on the graphene electrothermal film based on the personalized temperature control parameters and the negative temperature coefficient resistance characteristic parameters, and a staged heating temperature output strategy is obtained; real-time feedback adjustment is carried out based on a staged heating temperature output strategy, and a stable temperature control signal is obtained; the graphene electrothermal film is subjected to gradual cooling power adjustment according to the stable temperature control signal, meanwhile, the safe stop state of the beauty instrument is confirmed, the unique characteristic that the resistance value is reduced when the temperature of the graphene material rises is utilized, and compared with a traditional linear resistance material, the temperature control precision and the response speed are higher.

The present invention provides a dry powder formulation of 5-MeO-DMT or a pharmaceutically acceptable salt thereof, and one or more pharmaceutically acceptable carriers or excipients. The formulations described herein may be used to treat a disease or condition, such as depression or alcohol use disorder in a subject in need thereof.

A heating circuit for an energy storage device having a core with an electrolyte, inputs, a capacitance across the electrolyte and the core, and internal surface capacitance between inputs which can store electric field energy between internal electrodes of the energy storage device that are coupled to the inputs, including: a power supply coupled to an input, the power supply provides positive and negative input currents to one input, the positive input current flows in to the input and the negative input current flows out of another input; and a controller that switches between the positive and negative input currents to provide the positive input current and the negative input current to the one of the inputs at a frequency sufficient to effectively short the internal surface capacitance of the energy storage device to generate heat and raise a temperature of the electrolyte.

The heat accumulating type electric heater comprises a shell and a heat accumulator, a heat preservation and insulation layer is arranged on the inner side of the shell, the shell comprises a first shell section and a second shell section, and the shell is horizontal; the first shell section comprises an inlet section and a diffusion section, and the diffusion section is arranged to be in a conical shape. The diameter of the second shell section is larger than that of the inlet section. The two ends of the diffusion section are connected with the inlet section and the second shell section respectively. The heat accumulator is made of high-temperature-resistant alloy and provided with a plurality of heat exchange holes and heating holes, the heat exchange holes and the heating holes penetrate through the heat accumulator, heating units are arranged in the heating holes, and each heating unit comprises a resistance wire. According to the invention, gas flow heating is realized by adopting resistor direct heating and heat storage, the gas purity is high, and the test accuracy is good. The shell is of a horizontal structure, the length of an outlet pipeline can be reduced, temperature loss can be reduced, the defect that the temperature field is uneven due to the fact that the temperature of the upper portion of the heat accumulator is too high and the temperature of the lower portion is too low in the heat accumulation process can be overcome, and the temperature control precision reaches + / -1 DEG C.

The present invention discloses a multifunctional and convenient reaction chamber for an electrically triggered Joule heating device and an operating method thereof, wherein the reaction chamber comprises a sealing cover and a base that are buckled together, wherein a first conductive fixing clamp and a second conductive fixing clamp are provided in parallel on the inner bottom plate of the base, wherein a sample fixing clamp is clamped and fixed between the first conductive fixing clamp and the second conductive fixing clamp, wherein electrodes are respectively mounted on both ends of a clamping plate on one side of the sample fixing clamp, and the electrodes at both ends are respectively in contact with and cooperate with the corresponding side clamps of the first conductive fixing clamp and the second conductive fixing clamp, wherein the sample is arranged between the clamping plates that are opposite to each other and the two ends of the sample are respectively in contact with and cooperate with the electrodes, and a cooling system is respectively provided on both sides of the sample fixing clamp. The present invention also discloses an operating method for a multifunctional and convenient reaction chamber for an electrically triggered Joule heating device. The present invention can achieve a higher precursor loading amount and a faster cooling speed, and can also meet the requirements of preparing a sample vacuum environment and a variety of reaction atmospheres.

The invention provides a ceramic heater and a temperature regulation and control method and a preparation method thereof, and the ceramic heater employs a multi-heating-zone parallel type heating electrode structure, and the back side of a main heating electrode layer is additionally provided with an adjusting heating electrode layer. The resistance values of the heating electrodes are controlled through the parallel compensation synergistic effect of the heating electrodes and the adjusting electrodes, so that the resistance values of the heating electrodes corresponding to all areas of the whole heating surface are uniform and consistent, and the purpose of uniform heating amount is achieved. Starting from the preparation end of the ceramic heater, uniform temperature control can be achieved in the production and processing stage of the ceramic heater, additional electronic elements such as a coupling switch and a controller do not need to be arranged at the terminal, special system integration and power supply control are not needed, and the ceramic heater can be directly put into use after temperature regulation and control; and other operations such as debugging are not needed subsequently, so that the method is a process technology which is effective, good in technical reliability and easy for engineering application.

The utility model relates to the technical field of radiotherapy, in particular to a heating bed board for radiotherapy, which comprises a first fiber layer, a non-metal heating structure layer, a foam board and a second fiber layer which are adhered and laid from top to bottom, and the non-metal heating structure layer is connected with a first metal electrode and a second metal electrode. The first metal electrode and the second metal electrode are arranged on the same side of the foam plate and are arranged in a non-treatment area. Current is led into the non-metal heating structure layer through the first metal electrode and the second metal electrode, so that the non-metal heating structure layer emits heat, the heating bed plate for radiotherapy is heated, the heating temperature can be controlled by controlling the size of the led-in current, and therefore effective control over the temperature is achieved, the somatosensory comfort degree of a patient during treatment is improved, and the radiotherapy effect is improved. And adverse effects on radiotherapy precision caused by movement of the body due to discomfort of the patient are avoided.

The invention relates to the technical field of PTC heating, in particular to a partition heating PTC heating rod and a PTC heater, which comprise a heating structure, the heating structure comprises a common end electrode plate, a first ceramic plate and a second ceramic plate are respectively arranged at two ends of the common end electrode plate, and the first ceramic plate and the second ceramic plate are arranged on the common end electrode plate. The space between the first ceramic plate and the second ceramic plate is divided by a plurality of third ceramic plates to form a plurality of heating subareas which are sequentially arranged at intervals, each heating subarea is provided with at least one PTC heating chip, and a subarea electrode plate is arranged above the PTC heating chip of each heating subarea. According to the invention, the PTC heating chip in the PTC heating rod is divided into a plurality of heating subareas through the ceramic chips, and each heating subarea is provided with the subarea electrode slice which is matched with the common end electrode slice, so that a subarea heating function is realized, the structure is simple, deformation is not easy to occur, a plastic frame and a ceramic substrate are not needed, and the cost is low.

The invention discloses a magnesium-based solid hydrogen storage tank integrated with a resistance heating and electromagnetic coupling magnetic field structure, which comprises a tank body and a control cabinet integrated on the outer side wall of the tank body, a plurality of electrode plates are arranged in the tank body, and the electrode plates are electrically connected with a power supply cabinet on the side wall of the tank body through tabs on the electrode plates. The inner space of the tank body is divided into a plurality of hydrogen storage spaces by the plurality of electrode plates, magnesium-based solid hydrogen storage materials containing magnetic alloy metal and carbon materials are added into the hydrogen storage spaces through material adding ports formed in the outer side wall of the tank body, a temperature sensor is arranged in each hydrogen storage space, and a pressure sensor is arranged at the top of the tank body; a hydrogen inlet / outlet is formed in the top end of the tank body; a communicating hole for communicating two adjacent hydrogen storage spaces is formed in the center of the electrode plate. Through the synergistic effect of an electric field and a magnetic field, the thermal management performance of the magnesium-based hydrogen storage material is effectively improved, the hydrogen desorption cold start time is shortened, the thermal effect influence in the hydrogen charging and desorption process is reduced, stress concentration caused by volume expansion is relieved, and the hydrogen storage and release performance of the magnesium-based material is improved.

The invention belongs to the technical field of electric heating deicing, and particularly relates to a surface heating electric heating film and a preparation method thereof. Comprising an outer surface insulating layer, a heating layer, a power supply electrode and an inner surface insulating layer, the heating layer is prepared from a carbon-based conductor composite polymeric material in a printing or coating mode, and the carbon-based conductor composite polymeric material is formed by mixing polyimide resin and carbon fibers (or one or more of graphene, carbon nanotubes and the like). The surface heating electric heating film provided by the invention has the characteristics of simple and reliable structure, light weight and surface heating performance, can be applied to ice prevention and removal operation of parts such as aircraft wings, empennages, propellers and the like, and has relatively high practical application value.

The invention relates to a coating formula, a heating element and a preparation method of the heating element, the coating formula comprises the following components in percentage by mass: 60 to 70 weight percent of Cu, 0.005 to 0.05 weight percent of Sn, 0.001 to 0.01 weight percent of P, 0.005 to 0.05 weight percent of Fe, 0.001 to 0.02 weight percent of Si, 0.001 to 0.05 weight percent of Ag and 30 to 40 weight percent of Zn, and the sum of the components is 100 weight percent. The electric heating device has the advantages of quick response, high energy utilization rate, uniform temperature distribution, long service life and the like, and is particularly suitable for manufacturing efficient and energy-saving electric heating appliances.

A heating circuit for an energy storage device having a core with an electrolyte, inputs, a capacitance across the electrolyte and the core, and internal surface capacitance between inputs which can store electric field energy between internal electrodes of the energy storage device that are coupled to the inputs, including: a power source coupled to one of the inputs, wherein the power source provides positive and negative input currents to the input, the positive input current flows in to one of the inputs and the negative input current flows out another of the inputs; and a controller for controlling the power source to provide alternating between the positive and negative input currents to the input at a frequency sufficient to effectively short the internal surface capacitance of the energy storage device to generate heat and raise a temperature of the electrolyte.

A plasma processing apparatus including a processing chamber and a cylindrical sample stage disposed within the processing chamber and having an upper surface on which the wafer is placed, the sample stage including a disc-like substrate; a dielectric film covering an upper surface of the substrate; and a heater layer disposed inside the dielectric film. The heater layer includes a plurality of film heaters disposed in a plurality of rectangular regions each disposed with one side of the rectangular shapes facing to adjacent regions. A cylindrical power supply connector detachable from a bottom of the substrate is configured to be electrically connected to each of the plurality of film heaters, and a wiring component includes a plurality of lines and is made of a resin-made plate-like component connected to a bottom of the power supply connector, and has an arm part extending along a bottom surface of the substrate.

The invention relates to the technical field of electric heating, and discloses an electric heating device and a preparation method thereof.The electric heating device comprises a first layered structure, a second layered structure and a third layered structure which are sequentially connected in the horizontal direction; cooperative heating of a plurality of functional areas can be effectively achieved. The third layered structure is provided with an electrode layer, and the electrode layer is connected with an external power supply, so that the first layered structure and the second layered structure are powered and heated, a first temperature zone is formed in the first layered structure, a second temperature zone is formed in the second layered structure, and the temperature of the first temperature zone is lower than or higher than that of the second temperature zone. According to the anti-icing and deicing requirements, the first temperature zone, the second temperature zone and the positions of the electrode layers can be set, so that the same material can meet the anti-icing and deicing requirements of different parts, the energy consumption is reduced, and the energy utilization efficiency is improved.

A heater element 1 includes: a honeycomb structure 10 having an outer peripheral wall 100 and partition walls 110, the partition walls 110 defining a plurality of cells 101a, each of the cells 101a extending from a first end face 10a to a second end face 10b of the honeycomb structure 10 to form a flow path, at least the partition walls 101 being made of a material having a positive temperature coefficient (PTC) property; a first electrode 11 and a second electrode 12 provided on the first end face 10a and the second end face 10b, respectively; and a first metal terminal 13 and a second metal terminal 14 provided on the first electrode 11 and the second electrode 12, respectively, wherein at least one of the first metal terminal 13 and the second metal terminal 14 has a plurality of partial electrodes 15.

The utility model provides a heat preservation structure and a one-way heating element, the heat preservation structure comprises a first panel, a second panel and a supporting layer, and the first panel and the second panel are arranged in parallel; the supporting layer is filled between the first panel and the second panel, and the supporting layer is fixedly connected with the first panel and the second panel; wherein at least one cavity is formed in the supporting layer. According to the heat preservation structure, heat transfer is effectively slowed down through the cavities, the heat preservation effect is achieved, the multiple cavities are formed in the supporting layer, the heat preservation performance is achieved, and meanwhile the supporting layer can be cut at will for various industrial machining.

The present application provides a heating component and an aerosol-forming device. The heating component includes a heating element, a first electrode, and a second electrode. The heating element is used to insert and heat an aerosol-forming matrix, and the heating element has a first connection end and a second connection end opposite the first connection end. The first electrode is disposed at the first connection end of the heating element and is electrically connected to the first connection end. One end of the second electrode is electrically connected to the second connection end and the other end extends toward the first connection end of the heating element. The first electrode and the second electrode are insulated from each other. The heating component can avoid the problem of the heating element falling off the substrate during high-temperature heating, causing failure, and greatly improves the stability of the heating component.

To provide an electronic cigarette preventing a heating element from deforming or breaking under a cold heat cycle, electronic cigarette atomizer and atomization assembly.SOLUTION: An electronic cigarette atomizer includes: a liquid storage chamber for storing a liquid substrate; a porous body in fluid communication with the liquid storage chamber to absorb the liquid substrate; and a heating element including a first electrode connection portion, a second electrode connection portion, and a resistance heating trajectory extending between the first electrode connection portion and the second electrode connection portion, where a curvature of any position on a part of the resistance heating trajectory connected close to the first electrode connection portion and / or the second electrode connection portion is not zero. The heating element of the electronic cigarette atomizer adopts the resistance heating trajectory to perform heating and causes the part of the resistance heating trajectory that is connected close to the electrode connection portion to be in a bending shape whose curvature is not zero. Therefore, internal tensile stress formed due to a deformation difference is eliminated.SELECTED DRAWING: Figure 2

A heater, a water purifier, and a hot air blower comprising the same are provided. The heater is configured to heat a fluid and includes a graphene scroll forming a heating flow path extending between an inlet through which the fluid flows into the heater and an outlet through which the fluid flows out of the heater, and configured to generate heat in response to an electrical current flowing therethrough, and an electrode configured to apply a voltage to the graphene scroll. The electrode includes a first side electrode electrically connected to the graphene scroll, a second side electrode electrically connected to the graphene scroll and opposite to the first side electrode, and an intermediate electrode electrically connected to the graphene scroll and disposed between the first side electrode and the second side electrode.

The utility model belongs to the technical field of electric heating, and particularly relates to a heating layer structure, which comprises a base material, an electric heating layer and a heat insulation layer, the electric heating layer is externally connected with a power supply for electrifying and heating, the base material is arranged above the electric heating layer and used for contacting materials to be heated, and the heat insulation layer is arranged below the electric heating layer and used for reducing heat leakage. And the heat insulation layer is arranged at the bottom of the electric heating layer, so that the loss of downward transfer of heat of the electric heating layer is effectively reduced, the heat can be concentrated on the electric heating layer and a substrate area above the electric heating layer, and the use efficiency of overall energy is improved. The heat conduction efficiency is improved, so that the temperature can be quickly increased or decreased in a short time, and the requirement of equipment needing to quickly adjust the temperature is met; therefore, the thickness of the whole structure can be reduced, the light and space-saving requirements are met, and the structure is suitable for the fields of electric appliances, electronic products, heating pads and the like.

To provide an electric surface heater in which energy is saved in comparison with a full-area heater and local heat generation functions without any external electronic control or regulation.SOLUTION: An electric surface heater comprises an electrically-conductive plastic body 1, and an upper electrode 2 and a lower electrode 3 to which an electric voltage is applied. At least one of the two electrodes is flexible. Between the upper electrode and the plastic body and / or between the lower electrode and the plastic body, a plurality of thin spacers 4 of very limited dimensions are attached at predetermined distances from one another, so that no current flows in an unloaded state. When a load is applied, the flexible electrode sags, and a material-bonded contact to the electrically-conductive plastic body develops, thereby realizing a local flow of current and heating.SELECTED DRAWING: Figure 1

The utility model discloses a conductive film, which comprises a base material layer, a heating conductive layer and a heating carbon paste layer which are laminated. The base material layer comprises a first surface and a second surface which are oppositely arranged. The heating conducting layer is arranged on the first surface of the base material layer, the heating conducting layer comprises an insulating bearing layer with a groove and a conducting electrode which is filled in the groove and is made of a conducting material, one side, far away from the base material layer, of the heating conducting layer is a bearing surface, and the conducting electrode is exposed and distributed on the bearing surface. The heating carbon paste layer covers the bearing surface and is in contact with the conductive electrode. The conductive electrodes are arranged in the grooves, and insulating materials which are basically equal in height exist between the conductive electrodes, so that the heating carbon paste layer is printed on an approximate plane, the uniformity of the heating carbon paste layer is ensured, the offset at the edge is avoided, and the heating uniformity effect is obviously improved.

The invention discloses a heating pad and a seat, the heating pad comprises a first electrode layer, a second electrode layer, a heating layer and a pressure-sensitive layer, the first electrode layer comprises a flexible first matrix layer and a plurality of first electrodes, and the plurality of first electrodes are arranged on the first matrix layer at intervals along a first direction; the second electrode layer comprises a flexible second base body layer and a plurality of second electrodes, the second electrodes are arranged on the second base body layer at intervals in the second direction, and an included angle is formed between the first direction and the second direction; the heating layer is used for generating heat, is arranged between the first electrode layer and the second electrode layer and isolates the first electrode from the second electrode; the pressure-sensitive layer is arranged between the first electrode layer and the insulating layer, or the pressure-sensitive layer is arranged between the second electrode layer and the insulating layer; the heating layer is provided with a plurality of open holes, the intersection points of the first electrodes and the second electrodes are arranged opposite to the corresponding open holes, the first electrodes and the second electrodes are in contact with the pressure-sensitive layer at the open holes to form sensing areas, and the sensing areas are used for measuring pressure information.

This invention provides a wafer mounting stage capable of non-destructively inspecting a first electrode embedded in a ceramic substrate and a first junction of a first power supply terminal supplying power to the first electrode. An electrostatic chuck heater includes a ceramic substrate, a heater electrode, a heater power supply terminal, a junction, and an electrostatic electrode. The heater electrode is embedded in the ceramic substrate. The heater power supply terminal is inserted from a surface of the ceramic substrate opposite to the wafer mounting surface toward the heater electrode. The junction connects the heater electrode to the heater power supply terminal. The electrostatic electrode is disposed between the wafer mounting surface and the heater electrode. A straight portion (P) inside the ceramic substrate, extending from the heater electrode opposite to the junction to the wafer mounting surface, is made of the same material as the ceramic substrate.

The utility model discloses a kind of low-voltage PTC heaters of negative electrode not parallel, including vertically arranged shell one, the top of shell one is equipped with horizontally arranged shell two, PTC heating core is equipped in shell one;The PTC heating core includes aluminium pipe, the side of aluminium pipe is equipped with single corrugated strip, one side of single corrugated strip is equipped with double corrugated strip, one end of aluminium pipe is equipped with PTC electrode plate support, one end of double corrugated strip is equipped with stamping terminal.The insulation of ceramic substrate is pasted on one side of middle aluminium pipe, two negative electrodes are separated to output, single negative electrode can be used with PTC1+, two negative electrodes in parallel can be used with PTC1+, PTC2+ and PTC3+, realize current balance, low consumption, high endurance.

A heat generating body (100, 200), a heat generating assembly (10, 20) and a heating device. The heat generating body (100, 200) comprises a base body (110, 210), a heat generating circuit (130, 230) and a temperature measuring circuit (150, 250). The base body (110, 210) is provided with a bottom surface (115), the base body (110, 210) is provided with a heat generating area (119, 319) and an electrode arrangement area (117) adjacent to the heat generating area (119, 319), and the electrode arrangement area (117) is close to the bottom surface (115) compared with the heat generating area (119, 319); the heat generating circuit (130, 230) is located on the base body (110, 210), and the heat generating circuit (130, 230) comprises a heat generating part (131, 231) and a heat generating electrode (133, 233) electrically connected to the heat generating part (131, 231), the heat generating part (131, 231) being located in the heat generating area (119, 319), and the heat generating electrode (133, 233) being located in the electrode arrangement area (117); the temperature measuring circuit (150, 250) is located on the base body (110, 210), the temperature measuring circuit (150, 250) and the heat generating circuit (130, 230) are arranged spaced apart, and the temperature measuring circuit (150, 250) comprises a temperature measuring part (151, 251, 351) and a temperature measuring electrode (153, 253) electrically connected to the temperature measuring part (151, 251, 351); and the heat generating area (119, 319) comprises a high-temperature area (119a), and the temperature measuring part (151, 251, 351) is located in the high-temperature area (119a). In an initial heating stage of the heat generating body (100, 200), the deviation between an actual temperature and a planned temperature is small.

The present invention relates to an electric heating device (100) with a housing (102; 104; 500) with a partition (117) that separates a connection chamber (120) from a heating chamber (106) for heat emission and from which at least one PTC heating device (112) projects as a heating fin towards the heating chamber (106), wherein the PTC heating device (112) comprises at least one PTC element and conductive traces electrically connected to the PTC element with different polarities for supplying current to it, which are electrically connected in the connection chamber (120), and a temperature sensor which is data-connected to a control device (330) and sealed in a temperature sensor receptacle (506) formed in a wall (117) delimiting the heating chamber (106).To improve the reception and contact of the temperature sensor (400) on its connection side, the present invention proposes to receive the temperature sensor (400) slidably in the temperature sensor receptacle (506) and to provide a support (556, 560) that interacts with the temperature sensor (400) and prevents the temperature sensor (400) from sliding out of the temperature sensor receptacle (506) and / or to directly contact a temperature sensor contact element (404) of the temperature sensor (400) in the connection chamber (120) with a circuit board (300) located therein by means of a plug connection.

The utility model provides an ohmic unfreezing electrode plate and a refrigerator drawer with the ohmic unfreezing electrode plate, which comprise two electrode plate assemblies arranged at an interval and an insulating module arranged between the electrode plate assemblies, the insulating module is used for separating the two electrode plate assemblies; the two electrode plate assemblies comprise conductive materials and are respectively connected with opposite electrodes; and the two electrode plate assemblies and the insulating module form an integral flat-plate-shaped structure. According to the ohmic unfreezing electrode plate and the refrigerator drawer with the ohmic unfreezing plate, the application scenarios of the ohmic unfreezing electrode plate are increased, the surface area of the ohmic unfreezing electrode plate is increased by arranging the concave-convex parts on the upper surface of the electrode plate assembly, then the contact area with food is reduced, the area of the contact position of the electrode plate assembly and the food is reduced, the heat conduction speed is high, and the unfreezing effect is good. The heat at the contact part is reduced, and the damage to the food quality is avoided.

A wafer placement table includes a conductor unit. In the wafer placement table, a sub-RF electrode (first conductive layer) and a jumper layer (second conductive layer) are embedded at different levels in a ceramic substrate having a wafer placement surface, and the conductor unit establishes electrical continuity between the sub-RF electrode and the jumper layer. The conductor unit is a transversely placed coil or a transversely placed perforated cylindrical body.

The invention relates to a heating element (1) with a carrier film (4), with two heating groups (5, 6), each having at least one heating zone (7) with PTC heating layers (9), and with at least two contact elements (10) arranged on the carrier film (4) for electrically contacting the PTC heating layers (9). The contact elements (10) each have a first, comb-shaped conductor structure (11) with electrically conductive contact electrodes (12) and a second, comb-shaped conductor structure (13) with electrically conductive contact electrodes (14) that interlock like fingers. Each heating group (5, 6) is assigned at least one contact element (10) such that the contact electrodes (12, 14) of a contact element (10) are electrically connected to at least the PTC heating layers (9) of the at least one heating zone (7) of a respective heating group (5, 6).The heating element (1) further comprises at least three electrically conductive busbars (16, 17, 18) which are electrically conductively connected to the two conductor structures (11) of the at least two contact elements (10). The invention also relates to an electric heating system (2) comprising at least one such heating element (1).