2981 results about "Auxiliary heating" patented technology

An on demand tankless water heater system that is capable of quickly delivering water within a desired temperature range. The tankless water heater provides a hybrid heating method that contains a primary heating system and a secondary heating system disposed in a buffer tank that cooperate to facilitate control of output water temperature during water usage. A pressure differential switch detects low flow demand and allows the secondary heating system to provide immediate heating to the water. This secondary heating system provides a faster temperature response and fine tuning of output water temperature.

The invention aims to provide a heating system of a power battery of a pure electric automobile and a control method thereof, which are used for eliminating the influence of low temperature on the performance of the power battery of the pure electric automobile to ensure that the pure electric automobile can be used in severe cold areas in winter. The heating system comprises a battery heating device which is arranged in a battery pack, wherein the battery heating device is provided with a hollow radiating fin; and the radiating fin is provided with a water inlet and a water outlet. The heating system is characterized by also comprising an auxiliary heater, wherein the auxiliary heater is connected with a fuel supply device; a heat exchanger is arranged in the auxiliary heater; the water inlet of the heat exchanger is communicated with the water outlet of an expansion water tank by a water pump and a water pipe; the water outlet of the heat exchanger is communicated with the water inlet of the radiating fin by an electric control valve; the water outlet of the radiating fine is communicated with the water inlet of the expansion water tank; the electric control valve, the auxiliary heater and the water pump are connected with a vehicle controller and are controlled by the vehicle controller; and the vehicle controller is also connected with a battery management system.

A cogeneration system is disclosed which includes a generator, a drive source for driving the generator, a waste heat supplying heat exchanger for enhancing the heating performance of a heat pump type air conditioner, an auxiliary heating heat exchanger using the waste heat of the drive source as a heat source for heating indoor air, and a regeneration heat supplying heat exchanger using the waste heat of the drive source as a heat source for regenerating a dehumidifier. The cogeneration system can use the waste heat of the drive source for diverse purposes in accordance with the indoor environment, and can have a maximal efficiency.

A heating device including a main power source; a sub power source including a capacitor capable of charging and discharging; a heating member including a main heater and an auxiliary heater and configured to heat a material with the heater and the auxiliary heater, wherein the main heater and the auxiliary heater are supplied with electric power by the main power source and the sub power source; and a sub power source controller configured to control the sub power source such that a temperature of the auxiliary heater is controlled so as to be a target temperature, wherein the sub power source controller changes the target temperature, if necessary. A fixing device and an image forming apparatus including the heating device are also provided.

The invention relates to a water tank structure of an electric energy, solar energy or air energy water heater, which comprises a water tank, electric heating tubes, an energy accumulating cover or heating water tank, a connecting tube and a check valve and is characterized in that more than one circular or wing-shaped metallic or nonmetallic tubular body (12) is installed on the water tank (1) or flange (13) in a firm welding or mechanical connection mode, wherein each of two ends or one end of each tubular body (12) is opened outwards, an optical wave electric heating tube (4-1) is arranged in each tubular body (12), and the water tank needs to be sealed; the optical wave electric heating tubes (4-1) generate heat radiation after being powered on, so that the metallic or nonmetallic tubular bodies (12) are heated, and the water surrounding the tubular bodies (12) is heated through the heat transfer of tube walls; and simultaneously, more than one common stainless steel electric heating tube or silicon carbide tube (4-2) is arranged in the water tank and does not work when the hot water is released. A section of a vacuum tube heat accumulator is inserted into the water tank of a solar energy water heater; a condenser or metallic tube heat exchanger is arranged in the water tank of an air energy water heater; and for each of the solar energy water heater and the air energy water heater, an electric auxiliary heating device is also arranged in the water tank, i.e. the upper part is provided with a rapid-heating electric heating tube, the lower part is provided with a preheating electric heating tube, the heating water tank can also be manufactured on the flange or other parts, a water pump is connected to an end part, and the check valve is installed at the water outlet of the water pump.

An annealing furnace, includes a processing chamber configured to store a substrate; a susceptor located in the processing chamber so as to load the substrate and having an auxiliary heater for heating the substrate at 650° C. or less, the susceptor having a surface being made of quartz; a gas supply system configured to supply a gas required for a thermal processing on the substrate in parallel to a surface of the substrate; a transparent window located on an upper part of the processing chamber facing the susceptor; and a main heater configured to irradiate a pulsed light on the surface of the substrate to heat the substrate from the transparent window, the pulsed light having a pulse duration of approximately 0.1 ms to 200 ms and having a plurality of emission wavelengths.

The invention discloses an auxiliary laser heating milling device and method. A laser focusing head is arranged on the traditional numerical control milling machine, and laser is introduced in through optical fiber to increase the local workpiece temperature so as to achieve the purpose of improving the material processability. A rotating workbench is additionally arranged on the condition that the laser focusing head and a milling cutter are fixed relatively, and the method of rotating a workpiece is adopted so that the workpiece direction relative to the laser incidence direction is changed and the auxiliary laser heating milling of the complex workpiece is hereby realized. The invention overcomes the defect that the auxiliary heating milling direction can not be changed and provides a new method for processing the complex workpiece made of the material which is difficult to process.

An air conditioner that comprises an exhaust heat recovery unit 3 for recovering exhaust heat in a heat transfer medium, a heat transfer medium passage 5a in which the heat transfer medium outputted from the exhaust heat recovery unit 3 flows, an auxiliary heating device 7, which is provided in the heat transfer medium passage 5a, for heating the heat transfer medium, an absorption chiller 9, to which the heat transfer medium passage 5a is connected, to be driven by heat of the heat transfer medium, a refrigerant passage 11a, through which a refrigerant outputted from the absorption chiller 9 flows, an indoor unit 13 to which the refrigerant is supplied through the refrigerant passage 11a, a heat transfer medium temperature detecting means 15 for detecting the temperature of the heat transfer medium flowing through the heat transfer medium passage 5a, a refrigerant temperature detecting means 17 for detecting the temperature of the refrigerant flowing through the refrigerant passage 11a, and a control portion 19 for controlling an operation of driving the auxiliary heating device 7. With this configuration, on startup, the control portion 19 controls an operation of driving the auxiliary heating device 7 according to the temperature of the heat transfer medium, which is detected by the heat transfer medium temperature detecting means 15, that when the temperature of the refrigerant, which is detected by the refrigerant temperature detecting means 17, is equal to or lower than a predetermined temperature, the control portion 19 decides that a startup operation is completed. Upon completion of the startup operation, the control portion 19 controls an operation of driving the auxiliary heating device 7 according to the temperature of the refrigerant, which is detected by the refrigerant temperature detecting means 17.

The invention discloses a heat conduction coefficient and contact thermal resistance testing device. The testing device comprises a control system, a support 3, a first ball sleeve 4-1, a second ball sleeve 4-2, a sliding screw rod 5, an oriented steel ball and a pressure sensor 6, an auxiliary heater 7, a first temperature sensor 8-1, a second temperature sensor 8-2, a vacuum cap 9, a test piece test zone 10, a stress loading device, a vacuum drainage air port 13, water inlet and outlet ports 14, a data acquisition system, a sealing chassis 16, a mounting plate 17, a horizontal adjusting rod 20 and a heater strip 21, wherein a thermal flowmeter 22, the oriented steel ball and the pressure sensor 6, the support 3, the mounting plate 17 and heating refrigeration sleeves 1 are symmetrical in an up-down manner. According to the invention, the auxiliary heater which can reduce the axial heat loss is arranged along the y-direction, and a temperature gradient of a controllable temperature radiation shield simulation test region is arranged at the periphery of the test zone so as to reduce heat loss of a cross section direction.

The invention provides a crop straw medium density fiberboard by natural gum. Raw materials of the medium density fiberboard comprise crop straw fiber, a bonding agent, a waterproof and lubricating agent and a flame retardant, wherein the bonding agent is natural gum and comprises plant gum and animal gum; the waterproof and lubricating agent is natural wax, stearic acid or stearate; and the flame retardant is non-toxic and harmless flame retardant. The mixture ratio for all the raw materials by weight percent is: 75 to 93 percent of the crop straw fiber, 1 to 8 percent of the bonding agent (dried), 0.5 to 8 percent of the waterproof and lubricating agent, and 5.5 to 23.5 percent of the flame retardant. All the raw materials are produced into a finished product through mixing, sizing, spreading, prepressing, hot pressing and edge cutting; and microwave is used for auxiliary heating in the hot pressing phase. The crop straw medium density fiberboard by the natural gum can realize complete degradation under natural condition after the medium density fiberboard is abandoned or destroyed without any nonreversible destruction to the environment, so the production and application of the crop straw medium density fiberboard realize complete sustainability and recyclability, and have significant realistic and historic significance.

A composite energy system of solar energy, ground source heat pump and chilled water storage comprises an air conditioner, a domestic hot water supply device, one or more device (hereinafter referred to as host) of a solar energy heat-collecting device, a heat storage water tank unit, a cold storage water tank unit and a ground source heat pump system, a ground heat exchanger, an auxiliary heating device, a circulating water pump, a first electric three-way valve, a second electric three-way valve, a first electric two-way valve and a second electric two-way valve, wherein the circulating water pump is communicated with the air conditioner, and the auxiliary heating device is communicated with the domestic hot water supply device. The invention fully utilizes renewable energy sources such as solar energy, geothermal energy and biomass energy to masterly combine the ground source heat pump air-conditioning system with the solar energy hot water system and the chilled water storage system and construct a comprehensive energy system combined by the domestic hot water system, the ground source heat pump, the chilled water storage air-conditioning system and the like; and the invention is completely combined with the entire building so as to greatest reduce the floor space and the investment and increase the energy efficiency and economic performance of the system.

In a main controller for use in an air conditioner for controlling temperature/humidity of an intaken outside air, a controlling line setter (18) sets each of control lines (J1-J5) on a psychrometric chart table (13), in which an aimed temperature/humidity line (Lo) is formed by connecting an upper limit state point (Ps) and a lower limit state point (Pw) of condition air from each of the outside air state points (G1-G5) to the aimed temperature/humidity line (Lo). The controlling line (J1-J5) is formed by connecting necessary lines selected from a main heating line (HL) showing the heating operation of a main heater (H), an adiabatic humidifying line (WL) showing the humidifying operation of an adiabatic humidifying device (W), a cooling line (CL) showing the cooling operation of a cooler (C) and an auxiliary heating line (RHL) showing the heating operation of the auxiliary heater (RH), and the end point temperature for each of the lines is set as the aimed exit temperature for each of the temperature/humidity adjusters (4, 4) and each of the temperature/humidity adjusters (4-4) is individually put to feedback control. Temperature/humidity control can be conducted accurately and at a good response, and energy can be saved and the running cost can be reduced.

In a method for introducing loading auxiliary structures with a transport device into a shelf compartment with storage spaces arranged one behind the other, a loading auxiliary structure is conveyed by the transport device into the shelf compartment to the front storage space in the direction of introduction, after which a further loading structure is moved by the transport device into the shelf compartment to the front storage space and in this way the preceding loading auxiliary structure is moved to the storage space that is behind and the additional loading auxiliary structure is moved into the front storage space. The transport device includes a removing unit with a stop device adjustable at its front end in the introduction direction into the movement path of the loading auxiliary structure and a drive member on a side facing the loading auxiliary structure.

The invention provides a greenhouse-type double-heat-collecting double-heat-preserving solar-energy heat-pump drying device for drying materials by utilizing solar energy, which comprises a drying unit, a solar-energy heat-collecting unit, an auxiliary heating unit, a condensing and dehumidifying residual-heat recovering unit and an automatic monitoring control unit, wherein the solar-energy heat-collecting unit is formed by a self-heat-collecting unit and an outer heat-collecting unit, and the auxiliary heating unit is formed by a heat pump. Through the drying device, the utilization ratio of the solar energy is effectively improved, the instability of the solar energy is overcome, the continuity of the drying process is ensured, and the drying efficiency is improved. The drying and dewatering processes are clean, sanitary and energy-saving, and the defects of pollution, decoloring, deterioration and energy consumption caused by adopting the conventional sun insolation and the traditional energy-source drying of farm and sideline products and the like can be effectively overcome. The greenhouse-type double-heat-collecting double-heat-preserving solar-energy heat-pump drying device has positive significance for developing new energy sources, improving the processing quality of the farm and sideline products, promoting the recycling economy and protecting the ecological environment.

An on demand tankless water heater system that is capable of quickly delivering water within a desired temperature range. The tankless water heater provides a hybrid heating method that contains a primary heating system and a secondary heating system disposed in a buffer tank that cooperate to facilitate control of output water temperature during water usage. A pressure differential switch detects low flow demand and allows the secondary heating system to provide immediate heating to the water. This secondary heating system provides a faster temperature response and fine tuning of output water temperature.

A three-dimensional heating multifunctional wok comprises a wok cover hinged on a wok body. A cooking cavity with a container inside is arranged in the wok body, an overturning device is arranged in the container, and an upper auxiliary heating component is disposed on the wok cover and corresponds to the top of the container, generates heat flow and thermal radiation to heat the top and the side of food; a lower main heating component is disposed on the wok body and corresponds to the bottom of the container and is used for heating the bottom of the food in a conduction manner; and a heating air flue which circulates internally surrounding the container is disposed in the wok cover or the wok body. The relatively hermetic cooking cavity is formed by the wok body and the wok cover in a surrounding way, a transparent cover which can cover on the upper auxiliary heating component is disposed on the wok cover, and the edge of the transparent cover and the cooking cavity are closed oppositely; and the heating air flue surrounds the top of the wok cover or surrounds the outside of the cooking cavity of the wok body. By the aid of the internal circulating heating air flue, air convection is generated in the container, three-dimensional heating of the food is realized, heating area of the food is maximized, heating is more uniform, and the problem that the food is heated unevenly is thoroughly resolved.

A heating control method is provided for a multi-stage heating system including a heating circuit having a compressor, a condenser and an evaporator. An auxiliary heater is provided that is selectively controlled independently of the heating circuit. During a heating cycle in which the ambient outside temperature is greater than the balance point temperature associated with the operation of the heating circuit, the auxiliary heating circuit is normally prevented from operating. However, if the heating requirements are not satisfied after a predetermined time or the compressor is non-functional or operating improperly, the auxiliary heater is enabled.

The invention discloses a cold start oil auxiliary heating system of a boiler and a heat source-less independent starting method of a generating set. The method includes the following steps that: mounting a set of small oil gun igniting system at an inlet air passage of a coal mill for preheating the cold air entering the coal mill and enabling the coal mill to satisfy the working conditions; communicating coal economizer ash conveying gas source of the boiler with a soot blowing steam pipeline of an air preheater through a shutoff valve for supplying soot blowing medium of the air preheater; starting a shaft seal steam valve on a main steam pipeline after the boiler is ignited for supplying steam for shaft seal of a turbine; and supplying steam to an auxiliary steam header of the generating set after the boiler is ignited and the combustion steam reaches a certain parameter, and then supplying steam by the auxiliary steam header for the rolling of a water thermal power deoxidizing and steam-driven feedwater pump. The invention has the advantages that as the cold start of the generating set can be realized through the ignition of the plasma installed in the combustor and the stable combustion technology under the conditions that no starting boiler room is independently established or the external heat source is insufficient, and the operating cost and the labor cost of the power plant are greatly reduced.

A 3D printing device integrating material supplying, fluxing and crystal leveling assistance comprises a support, a material bin, a first forced feeding mechanism, a second forced feeding mechanism, an auxiliary heating head and a crystal leveling assistance vibrating head, wherein the material bin, the first forced feeding mechanism, the second forced feeding mechanism, the auxiliary heating head and the crystal leveling assistance vibrating head are all mounted on the support. The material bin, the first forced feeding mechanism and the second forced feeding mechanism are sequentially connected. A nozzle is connected to a discharging outlet of the second forced feeding mechanism, and a heating device is arranged at the discharging outlet. The auxiliary heating head and the crystal leveling assistance vibrating head are arranged at the bottom of the support and located in front of and behind the nozzle respectively. The device is easy to operate, stable, reliable and convenient to maintain; the compactness of formed workpieces in the 3D printing process is improved, interlayer bonding of the formed workpieces is good, and the cost is low; through material selection, size changes and process adjustment of corresponding components, the device can be suitable for fused deposition of powder materials of different types.