51results about How to "Guaranteed continuous heating" patented technology

The invention discloses a multi-connected unit phase change energy storage hot liquid defrosting system and relates to the hot liquid defrosting system. The hot liquid defrosting system is designed against the problems that the defrosting system needs to absorb heat from a heating room during defrosting, thereby leading the room temperature to drop intensely; a four-way reversing valve carries out frequent reversion during the defrosting process, thereby affecting the service life; the defrosting speed is slow and the energy consumption is great. The four-way reversing valve is respectively communicated with a first main path and a third main path, the third main path is communicated with a gas-liquid separator, the gas-liquid separator is communicated with a compressor, the first main path is respectively communicated with a first branch pipeline and a second branch pipeline, an outdoor electronic expansion valve is connected with a second electromagnetic valve in parallel, a fourth electromagnetic valve and a subcooler are connected with a third electromagnetic valve and a phase change heat storage device in parallel, the subcooler is communicated with a fourth main path, the fourth main path is communicated with the gas-liquid separator, the first branch pipeline and the second branch pipeline are communicated with a second main path, a liquid storage device is arranged on the second main path, and the second main path is communicated with an indoor unit. The hot liquid defrosting system is used for multi-connected unit defrosting.

The invention discloses an air conditioner and a control method of the air conditioner. The air conditioner comprises a compressor, a first reversing component, a second reversing component, an indoor heat exchanger, a third reversing component, a first outdoor heat exchanger, a second outdoor heat exchanger, a first refrigerant flowing path and a second refrigerant flowing path, wherein the compressor has an exhaust port and an air return port; the first reversing component has a first valve port to a fourth valve port; the first valve port is communicated with one of the second valve port and the third valve port; the fourth valve port is communicated with the other one of the second valve port and the third valve port; the first valve port is connected with the exhaust port; the fourth valve port is connected with the air return port; the second reversing component has a first interface to a third interface; the first interface is communicated with one of the second interface and the third interface; the first interface is connected with the second valve port; and a first end of the indoor heat exchanger is connected with the third valve port. The air conditioner can improve the user comfort in the use of a heating function of the air conditioner to a certain extent.

The invention discloses a heat source tower heat pump using a passive external auxiliary heating defrosting prevention device, and aims to provide the heat source tower heat pump using the passive external auxiliary heating defrosting prevention device. The heat source tower heat pump comprises a heat source tower and a heat pump set; the heat source tower and the heat pump set are communicated through a secondary refrigerant transmission pipe and a secondary refrigerant return pipe; A: a heat exchanger is arranged in the heat source tower; a sprayer is arranged at the upper part of the heat exchanger; an exhaust fan is arranged at the upper part of the sprayer; the lower part of the heat source tower is communicated with a solution pool through a liquid receiving disc; and the solution pool is communicated with the sprayer through a spraying liquid circulating pump; and B: the heat pump set includes a compressor, an evaporator, an expansion valve and a condenser; the evaporator and the condenser are respectively communicated with a heating device and a secondary refrigerant circulating pump through pipes; the evaporator is respectively communicated with the compressor and the condenser; and the condenser is directly communicated with the compressor. The heat source tower heat pump is mainly applied to passive external auxiliary heating defrosting prevention.

The invention belongs to the technical field of air conditioners, and provides an air conditioning system and an air conditioner. The air conditioning system and the air conditioner are used for solving the problem that the heating effect of an existing air conditioner cannot be improved suitably. The air conditioning system comprises an indoor unit, an outdoor unit and a compressor. A loop-lockedcirculation main path is formed by the indoor unit, the outdoor unit and the compressor. The air conditioning system further comprises a solar heating device connected with the outdoor unit in parallel. The solar heating device can assist the outdoor unit with heating when the air conditioner carries out heating, and has the function of being used instead of the outdoor unit when the air conditioner defrosts. Because the solar heating device can assist the outdoor unit with heating when the air conditioner carries out heating, and in other words, the solar heating device can carry out heatingcompensation on the outdoor unit when the air conditioner carries out heating, it is guaranteed that the outdoor unit carries out continuous heating when the air conditioner defrosts, it is avoided that indoor unit heating is interrupted because the outdoor unit of the air conditioner defrosts, more energy of the air conditioner is saved, and the user experience is improved.

The invention discloses a device for alternately switching a part of an evaporator into a condenser to defrost in due time. The device for alternately switching the part of the evaporator into the condenser to defrost in due time comprises a compressor, a gas-liquid segregator, a four-way reversing valve, a condenser, a liquid storing device, a filter, an expansion valve, a liquid separator, original evaporator bodies, standby evaporator bodies, defrosting sensors, three-way reversing valves and electromagnetic valves. The original evaporator bodies are in parallel connection with the standby evaporator bodies. The defrosting sensors are arranged on the original evaporator bodies and the standby evaporator bodies, the upper ends of the standby evaporator bodies are in series connection with the electromagnetic valves, and the two ends of each evaporator body are connected with the corresponding three-way reversing valves correspondingly, the upper ends of all the evaporator bodies are connected with the compressor, the gas-liquid segregator, the four-way reversing valve and the upper end of the condenser. The lower ends of all the evaporator bodies are connected with the liquid storing device, the filter, the expansion valve, liquid separator and the lower end of the condenser. According to the device for alternately switching the part of the evaporator into the condenser defrosting in due time, defrosting efficiency is high, it is not needed to absorb heat in a heat preservation water storing tank and air for defrosting, and energy consumption is low.

The invention provides an air conditioning system unit and an air conditioning system. The air conditioning system unit comprises a first sub-system and a second sub-system. The first sub-system comprises a first compressor, a first outdoor heat exchanger and a first indoor heat exchanger which are mutually connected to form the first compressing circulation, and a first economizer for supplying air and increasing enthalpy to the first compressor. The second sub-system comprises a second compressor, a second outdoor heat exchanger and a second indoor heat exchanger which are mutually connected to form the second compressing circulation, and a second economizer for supplying air and increasing enthalpy to the second compressor. The air conditioning system unit further comprises a first defrosting pipeline capable of optionally accessing the side road of the second economizer to the first compressing circulation so that a refrigerant of the first compressing circulation does not pass through the first indoor heat exchanger; and a second defrosting pipeline capable of optionally accessing the side road of the first economizer to the second compressing circulation so that a refrigerant of the second compressing circulation does not pass through the second indoor heat exchanger.

The invention discloses a heat-storage-type electric heating optimization control method for power failure and heating retention. The method comprises the steps that a part of heat in a heat storage water tank is used for meeting the heat load demand during the power failure and does not participate in daily heat supply, and a minimum heating load calculation model during the power failure is acquired; based on the minimum heating load calculation model, a heat-storage-type electric heating optimization dispatching model is established, wherein the model comprises an objective function and a constraint condition; when the power failure occurs, the calculated minimum heating load during the power failure continues to meet the house heat load demand; and from the moment of the power failure,the house heat load demand of a time period set by a user is met, and the indoor comfort level is maintained.

The invention discloses equipment for flange forging production. The equipment comprises a base, a furnace body main body and a regenerative furnace, a lower furnace body is arranged above the base, alower furnace sealing door is arranged below the outer surface of the lower furnace body, a first connecting pipeline is arranged on the outer side of the lower furnace body, the left side and the right side of the furnace body main body are provided with heat return pipes, the furnace body main body is located on the outer sides of the lower furnace body and the upper furnace body, an outer heating layer is arranged on the outer side of the regenerative furnace, and the regenerative furnace is located on the side, close to the outside, of a stop valve. According to the equipment for the flange forging production, a steel ingot, square steel or round steel are taken as raw materials, after the corresponding weight and size are cut through a sawing machine, the raw materials enter the furnace to be heated to be made into a rough blank, the rough blank returns to the furnace again to be heated and then is discharged out of the furnace for ring milling, a mold with the shape matched withthe shape of a product is utilized to enable the rough blank to directly form the shape close to the shape of the finished product through ring milling, so that materials are saved, the weight of thematerials is reduced, the finish machining time is saved, and the machining time is greatly saved by carrying out machining according to the shape.

The invention discloses a household phase-change heating device, which is characterized in that a plurality of wave-absorbing heat storage plates are arranged in a shell at intervals, composite phase-change materials are arranged in the wave-absorbing heat storage plates, waveguide tubes connected with an automatic microwave generator are arranged on the two sides of each wave-absorbing heat storage plate respectively, and constant-temperature heat release is achieved through microwave heating. The device is higher in energy utilization rate, higher in energy saving performance, simple in structure, safer and longer in service life.

The invention discloses a kitchen range burner. The kitchen range burner comprises a burner cap and further comprises an energy gathering inner ring. The energy gathering inner ring encircles the burner cap. The energy gathering inner ring extends upwards to make complete contact with the bottom of a pot. The outer circumferential surface of the energy gathering inner ring is provided with a plurality of smoke discharge ports. The smoke discharge ports are arranged far away from the energy gathering inner ring. The top of the energy gathering inner ring is attached to the bottom surface of thepot, and the position, far away from the top, of the energy gathering inner ring is provided with the smoke discharge ports, so that smoke generated in the energy gathering inner ring during combustion is gathered in the space defined by the bottom surface of the pot and the energy gathering inner ring to maintain heat exchange of the bottom surface of the pot. In addition, the smoke with the relatively low temperature sinks and can be discharged from the smoke discharge ports at the bottom of the pot, it is ensured that the bottom of the pot is continuously heated, and the heat efficiency ofthe kitchen range burner is improved.

The invention discloses a hot fumigation patch for hemorrhoids. The patch comprises an upper-layer bag and a lower-layer bag, the upper end of the lower-layer bag is provided with the upper-layer bag,an isolation layer is arranged in the upper-layer bag and the lower-layer bag, the isolation layer and the upper-layer bag form an upper cavity, and the isolation layer and the lower-layer bag form alower cavity; a compressed medicine package is placed in the upper cavity, and the lower cavity is internally provided with a heating device; the heating device comprises a heating piece, a small battery pack and a hidden buckle switch, a copper foil line is printed on the heating piece, one end of the copper foil line is provided with a positive electrode welding spot, the other end of the copper foil line is provided with a negative electrode welding spot, and the positive electrode welding spot, the small battery pack, the hidden buckle switch and the negative electrode welding spot are sequentially connected through a wire. The hot fumigation patch for hemorrhoids has the advantages that traditional Chinese medicine components are continuously volatilized out through the continuous heating device at the bottom, that is to say, a traditional hip bath method is simulated, and the problem of physical insufficiency of a patient in a hip bath is solved; meanwhile, the hot fumigation patch can be attached to close-fitting clothing of the patient and is safe and convenient to use.

The invention provides an automatic putting method of a temperature and pressure reducer. The method comprises the following steps: S1, interlocking a trip signal of a back pressure turboset and an input signal of the temperature and pressure reducer; S2, placing the temperature and pressure reducer in a hot standby state; S3, comparing a current value of the back pressure turboset with a preset value; and S4, opening an isolating electric door at a steam inlet of the temperature and pressure reducer when the current value of the back pressure turboset is smaller than or equal to the preset value, and closing the isolating electric door at the steam inlet of the temperature and pressure reducer when the current value of the back pressure turboset is greater than the preset value. The method solves the technical problem that the temperature and pressure reducer cannot be input in time after strip of the temperature and pressure reducer in the prior art.