37results about How to "Normal heating" patented technology

The invention provides an air-conditioning system. The air-conditioning system comprises a compressor unit, a four-way valve, an indoor heat exchanger, a first throttling gear, a water tank and a water side heat exchanger; the compressor unit is formed by one or more compressors; the first end and the second end of the four-way valve are connected to the two ends of the compressor unit respectively; one end of the indoor heat exchanger is connected to the third end of the four-way valve; one end of the first throttling gear is connected to the other end of the indoor heat exchanger; the water tank is used for storing water waiting for heat exchange; and a first inlet of the water side heat exchanger is connected to the other end of the first throttling gear, a second inlet of the water side heat exchanger is connected to an outlet of the water tank, a first outlet of the water side heat exchanger is connected to the fourth end of the four-way valve, and the water side heat exchanger is used for conducting heat exchange between the water, waiting for heat exchange, from the water tank and a refrigerant coming from the indoor heat exchanger. By means of the technical scheme, waste of energy resources is avoided, the problem of frosting caused when the air-conditioning system conducts heating is solved, and meanwhile the heating effect is improved.

The invention discloses a photovoltaic water heater which comprises a photovoltaic panel assembly, a water storage tank, a first controller and a heating element. The heating element is arranged in the water storage tank and is a low-voltage heating rod, the water storage tank is arranged in an indoor environment, a first temperature sensor is arranged in the water storage tank and is connected with an input end of the first controller, the photovoltaic panel assembly is connected with the low-voltage heating rod by a wire and a first control switch, and the first control switch is connected with an output end of the first controller. The photovoltaic water heater has the advantages that the low-voltage heating rod is used as the heating element, and can be normally started to work under the condition of insufficient illumination, accordingly, water can be heated, the problem that water can be heated by the aid of light energy only under the condition of sufficient illumination in the prior art can be solved, and the light energy conversion efficiency can be improved.

The invention provides an electromagnetic heating circuit (100), an electromagnetic heater (10) and a current regulation method. The electromagnetic heating circuit (100) comprises a micro-processingunit (101), a level conversion circuit (102), a waveform conversion circuit (103), a push-pull circuit (104) and an IGBT module (105). The first output end of the micro-processing unit (101) is connected with the level conversion circuit (102), the second output end of the micro-processing unit (101) is connected with the waveform conversion circuit (103), the input end of the push-pull circuit (104) is connected with the level conversion circuit (102) and the waveform conversion circuit (103), the output end of the push-pull circuit (104) is connected with the gate of the IGBT module (105), and the micro-processing unit (101) controls on-off of the waveform conversion circuit (103), so that the instantaneous current of the IGBT module (105) is greatly reduced when the electromagnetic heater (10) works, and the working condition of the IGBT module (105) is improved.

An oil tank heated air circulation heating device comprises a coal hot-blast heater, a heated air circulation coil and an oil tank, characterized in that, the uptake of the coal hot-blast heater is connected with the heated air circulation coil inlet of the oil tank through the hot wind pipe and the draught fan, and the outlet of the heated air circulation coil pipe is connected with the air return hole of the coal hot-blast heater. The coal burning way is adopted for heating, which ensures to heat the oil tank normally. The heated air circulation furnace heats through the heated air circulation, which has fast rate of heat transfer, fast crude oil temperature rise and high thermal efficiency.

The invention discloses a lunch box using hot water to heat foods. The lunch box comprises a lunch box shell, a lunch box cover, a heat conduction inner container, a water storage cavity, a water filling port, a water outlet and a jacking mechanism. The jacking mechanism comprises a hard block and at least one foldable supporting member arranged at the bottom of the hard block, and the hard block moves up and down under the jacking action of the at least one foldable supporting member. The foods can be instantly heated by hot water through using the design of the water storage cavity, so hidden electricity safety troubles are avoided. The heat conduction inner container, the water filling port, the water storage cavity and the water outlet form a heat collection system, the foods are heated through heat conduction and hot steam, and hot water does not enter the inner container for containing foods, so the lunch box is convenient, and has a good heating effect. The normal heating function of foods also can be realized when the volume of hot water is small by using the jacking effect of the jacking mechanism and the elastic deformation of the bottom of the water storage cavity. The lunch box is used for heating foods.

An air conditioner with heat pump to recover heat is composed of an air conditioner with upper and lower ports, and left and right heat exchangers in it. The said lower port is connected to lower endof right heat exchanger. The said upper port is connected via one-way valve to upper end of left heat exchanger and then via capillary tube to upper end of right one. The lower end of left heat exchanger is connected via one-way valve to the lower end of right heat exchanger and via another one-way valve to said upper port. Its advantage is less influence from ambient temp.

The invention discloses a baking ray capable of being heated from the bottom, and a light wave electric oven using the same. The baking tray comprises a baking tray body and a pedestal for mounting the baking tray body, and the baking tray body is rotatably arranged on the pedestal; the baking tray also comprises a first heat source; the first heat source is arranged on the bottom surface of the baking tray body and extends toward the pedestal of the baking tray body to form an electrode; a power supply structure is arranged on the pedestal; and the power supply structure is connected with the electrode to supply power to the first heat source. The heating device is arranged at the bottom of the baking tray and can heat food on the baking tray from the bottom, and the waste heat of the heating device can perform heat preservation on the food on the baking tray when heating is stopped.

The invention relates to a non-stop defrosting method for an intelligent air conditioner. The air conditioner a compressor, a four-way valve, a condenser, a throttle device and an evaporator, whereinthe compressor, the four-way valve, the condenser, the throttle device and the evaporator are sequentially and circularly connected. The air conditioner further comprises a first temperature sensor, asecond temperature sensor, a controller, a defrosting pipe and a driving circuit. The method comprises the steps that the temperature of a conveying pipe of the condenser is detected through the first temperature sensor every other N, and the detected current pipe temperature is sent to the controller; at the same time, outdoor environment temperature is detected through the second temperature sensor every other N, and the detected current environment temperature is sent to the controller; the current pipe temperature is compared with the current environment temperature through a judging module; if the absolute value of a temperature difference between the current pipe temperature and the current environment temperature is larger than 17 DEG C, and the current pipe temperature is lower than -7 DEG C, a control module sends a signal to the driving circuit so as to control the driving circuit to drive a solenoid valve to open the defrosting pipe, so that a part of refrigerants with heatare sent into the condenser for defrosting of the condenser; otherwise, the solenoid valve is switched off, and normal heating of the intelligent air conditioner is carried out.

The invention provides a fully-sealed ceramic electric heating ring which comprises an electric heating ring body, an inner protecting ring and an outer protecting ring are respectively sleeved inside and outside the electric heating ring body and are connected into a whole through two connecting rings welded at the two ends. According to the fully-sealed ceramic electric heating ring, as the inner protecting ring and the outer protecting ring are respectively sleeved inside and outside the electric heating ring body and are connected into a whole through two connecting rings welded at the two ends, the electric heating ring body is fully sealed, conductive liquid can not permeate to the inner part of the electric heating ring body easily, so that the internal short circuit is avoided and the common performance of heating can be ensured.

The invention relates to a low-temperature vacuum evaporator capable of being preheated quickly, which comprises: an evaporation tank, wherein a steam outlet, a concentrated liquid outlet and a waste liquid inlet are arranged at the evaporation tank; a first heat exchanger which is arranged inside or outside the evaporation tank; a condensation tank which is connected with the steam outlet, wherein a second heat exchanger is arranged in the condensation tank and used for cooling steam generated in the evaporation tank; a heat pump system which comprises a compressor and a throttling device which are respectively connected with the first heat exchanger and the second heat exchanger so as to provide a heat exchange medium for the first heat exchanger and the second heat exchanger; a pressure reducing device which is used for vacuumizing the evaporation tank and the condensation tank; and a heating assembly which is arranged inside or outside the evaporation tank and is used for heating the waste liquid. The low-temperature vacuum evaporator can actively heat waste liquid entering the evaporation tank, so that steam is formed in the evaporation tank to exchange heat with a heat exchange medium in the condensation tank, and then the heat exchange medium is supplemented to the compressor.

The invention discloses a constant-temperature quick-heating solar water heating system and relates to the technical field of solar energy. The constant-temperature quick-heating solar water heating system comprises a heat collecting panel and a water storage tank, and a heat exchanger, a liquid level sensor and a first temperature sensor are arranged in the water storage tank. A water outlet is formed in the bottom of the water storage tank, a flow sensor is arranged on the water outlet, a water inlet is formed in the top of the water storage tank, a water inlet electromagnetic valve is arranged on the water inlet, a medium box is arranged between the heat collecting panel and the water storage tank, the medium box is of a hollow box structure, and working media are poured into the medium box. The heat collecting panel and the medium box are provided with a first circulating pipeline, and a first circulating pump is arranged on the first circulating pipeline. A second circulating pipeline is arranged between the medium box and the water storage tank, and a second circulating pump is arranged on the second circulating pipeline. The second circulation pipeline communicates with the heat exchanger. An electric heating device and a second temperature sensor are arranged in the medium box. The problem that in the prior art, heating cannot be conducted when water is used, and water cannot be when heating is conducted can be solved.

The invention discloses a warming and snow and icing removal system for airport road. The system provides a pavement thermal insulation system to melt the ice and a snow a system for volatilization of a small amount of water. The system is convenient for construction and low in technology content, and can effectively ensure the normal transportation and household heating. Pipes heating through the roadbed are arranged under the airport runway roadbed to transfer heat source to the airport runway, roads and houses, provide heat, prevent accumulated snow and icing; and a residential heating system and roadbed heating pipelines are also provided. The heating source comprises a boiler, a superheater, a steam turbine, a generator, a heat user and a hot water pump. The system has the advanategs of simple construction method, stable working state and low technical content, can effectively avoid the impact of road accumulated snow and icing on transport and traffic safety, and also can provide heat and hot water to the airport runway, road and neighboring residents to gain greater economic effect.

The invention relates to the field of solar energy utilization, in particular to a solar charging electric heating glove which comprises a glove body, the outer surface of the glove body is fixedly connected with a mounting plate made of a transparent material, the mounting plate is of a hollow structure, a silicon plate is placed in the mounting plate, and one side wall of the mounting plate is provided with an inlet for the silicon plate to enter and exit from the mounting plate; a rack is fixedly connected to one side wall of the silicon plate, a gear meshed with the rack is rotationally connected to the mounting plate, in the process that the silicon plate enters the mounting plate, the rack pushes the gear to rotate, and a limiting assembly which abuts against the gear to limit rotation of the gear is connected to the mounting plate. The glove has the effect that the glove can be normally heated all the time.

The invention relates to the technical field of disinfectants, in particular to a disinfectant preparation device which comprises a box cover, a fixing assembly, a processing assembly and a stirring assembly, the fixing assembly is arranged on the surface of one side of the box cover, the processing assembly is arranged on the surface of the other side of the box cover, and the stirring assembly is arranged in the box cover. The fixing assembly comprises a handle, a spring strip, a buckle and a fixing plate, the handle is fixedly arranged on the surface of one side of the box cover, and the spring strip is arranged at the bottom of the handle. Under the action of a knob switch, an air blower is turned on to work, meanwhile, the wind power of the air blower can be adjusted, cooperation with work in a base box is facilitated, under the action of a base, it is guaranteed that the air blower and the base box are located at the same height, and disinfectant raw materials entering the base box are stirred through the stirring assembly; and the disinfectant raw materials are crushed and cut under the action of a crushing cutter, so that foreign matter is prevented from existing in the disinfectant raw materials.

The invention discloses a modular fuel supply system, which comprises a power module, a filtering module and a heat exchange module; the power module comprises a supply module, a circulation module, an electrical control cabinet, and a power module support, and the supply module, the circulation module and the electrical control cabinet are arranged on the power module support; the supply module can pump fuel oil, and an outlet of the supply module is connected to the filtering module through a pipeline; an outlet of the filtering module is connected to the circulation module through the pipeline; an outlet of the circulation module is connected to the heat exchange module through the pipeline; the heat exchange module is provided with a fuel oil outlet; the circulation module is providedwith a fuel oil return port; and the power module, the filtering module and the heat exchange module are controlled by the electrical control cabinet. The modular fuel supply system provided by the invention has the advantages of flexible and variable installation mode, strong applicability, realization of modular and standardized design, high design and production efficiency and low cost.

The invention discloses a heating water tank special for a water-based spraying workshop in a cold region. The heating water tank is made of steel plates. The whole heating water tank is located below the water-based spraying workshop, the upper steel plate of the heating water tank is the ground of the water-based spraying workshop, and the lower steel plate of the heating water tank is located on the same horizontal plane of the outer ground of the water-based spraying workshop. A plurality of vertical steel plates which are staggered in parallel are arranged between the upper steel plate and the lower steel plate of the heating water tank and serve as supporting plates. Resistance heating rods which are evenly distributed are arranged on the tank walls on the periphery of the heating water tank. A circular waterway outlet, a circular waterway inlet, a water inlet and a water outlet are formed in the two opposite tank walls connected with the supporting plates, and thermocouples are installed in the heating water tank. The low-temperature hot water in the heating water tank transfers heat in a radiative manner to supply heat to the water-based spraying workshop through the whole ground, the temperature of the workshop is distributed more uniformly and lastingly, the heat supplying efficiency of the workshop is improved, the power consumption is reduced, and normal spraying and film forming of water-based coatings in the workshop in the cold region are ensured.

The invention provides a multipurpose microwave oven heating container. The multipurpose microwave oven heating container comprises a box body and a box cover, wherein the box body is composed of an insulating material; the box cover is made of a metal plate externally wrapped with an insulating layer and is provided with an air hole communicating with the interior of the box body and the outside;a metal mesh plate horizontally arranged is arranged inside the box body, and the metal mesh plate is served as an interface to divide the interior of the box body into an upper space and a lower space; a cylindrical side plate is arranged on the outer side of the box body in a sleeving mode, the cylindrical side plate is formed by enclosing the metal plate externally wrapped with the insulatinglayer, and can move up and down along the outer wall of the box body under the action of external force, and when moving to the uppermost end, the cylindrical side plate covers the side surface of theupper space; and in the non-heating state, the cylindrical side plate is tightly attached to the box body so that the cylindrical side plate cannot naturally fall under the action of friction force after moving up. The container can enable a common microwave oven to realize the effects of microwave direct heating and steam cooking at the same time.