55results about How to "Great energy saving potential" patented technology

The invention relates to a combined function method for realizing multiple functions of refrigeration and heating and the like. A tri-supply method for realizing refrigeration, heating and hot water supply of the invention integrates a solar-cooling-tube refrigerating system, a trans-critical CO2 heat-pump circulatory system and a hot water circulatory system. The combined function method of the invention, by combining a solar-cooling-tube absorption refrigerating system and a trans-critical CO2 heat-pump system and integrating the strength of the two independent system to recover the defects of each system, can meet the demands of refrigeration in summer and heat supply in winter as well as the demands of hot water supply all year round, and has not only great strength on environmental protection, but also promising potential of energy conservation. The combined function method, which integrates a heat-pump air-conditioner and a hot-water-supply system in one body, not only ensures the compact structure in the implementation of the whole method, but effectively increases utilization rate of equipment.

The invention discloses a dual-temperature-heat-pipe constant-temperature and constant-humidity air-conditioning unit, comprising an air treatment circulating system and a dual-temperature refrigeration circulating system which are coupled through a high-temperature evaporator (3) and a low-temperature evaporator (5), wherein the air treatment circulating system comprises an air inlet (1), a filter (2), the high-temperature evaporator (3), a heat pipe exchanger evaporation section (4), a low-temperature evaporator (5), an air blower (6), a heat pipe exchanger condensation section (7), an electric heater (8), an electrode-type steam humidifier (9) and an air supply outlet (10) which are arranged in sequence according to the air flowing path; and the dual-temperature refrigeration circulating system consists of a high-voltage level refrigeration circulating loop and a low-voltage level refrigeration circulating loop. The dual-temperature-heat-pipe constant-temperature and constant-humidity air-conditioning unit also comprises a temperature sensor (18), a temperature controller (20), a humidity sensor (19) and a humidity controller (21). The dual-temperature-heat-pipe constant-temperature and constant-humidity air-conditioning unit disclosed by the invention can be used for effectively solving the problem of the common cold-hot offset and has greater energy-saving potential.

The invention provides an adaptive heat balance control system of a ground source heat pump. The outlet of a water pipe of indoor heat supply air conditioning equipment is connected with a ground source heat pump indoor circulating pump; the outlet of the ground source heat pump indoor circulating pump is connected with the indoor inlet of a ground source heat pump unit; the indoor outlet of the ground source heat pump unit is connected with the indoor heat supply air conditioning equipment; the indoor inlet of the ground source heat pump set is connected with a ground source heat pump outdoor circulating pump; the outdoor outlet of the ground source heat pump unit is connected with an underground pipe and auxiliary heat exchange equipment which are connected in parallel with each other; the outlets of the underground pipe and the auxiliary heat exchange equipment are communicated with the outdoor inlet of the ground source heat pump unit; the control system further comprises an outdoor wet bulb temperature sensor, an underground pipe in and out water temperature sensor, an underground pipe and water pipe flow meter, and a heat balance adaptive controller which works based on a heat balance control underground pipe loop switching valve and a heat exchange equipment loop switching valve. By the adaptive heat balance control system, the running efficiency of the ground source heat pump system is improved, and the heat balance control effect is enhanced.

The invention relates to a waste heat recovery system with an air-cooled air compressor and dual heat exchanger, which comprises the air-cooled air compressor, two air-water heat exchangers, an insulated water tank, a heating device, a heat exchanger, a water separator, a water collector, a controller and a temperature sensor. The two sides of the air-cooled air compressor are respectively provided with one air-water heat exchanger, the air-cooled air compressor is connected with the heat exchanger through a pipeline, the heat exchanger is arranged in the insulated water tank, the insulated water tank is connected with the heating device and a circulating water pump, and the water separator, the water collector, the controller and the temperature sensor are arranged on the connecting pipeline between the air-water heat exchanger and the heat exchanger. Heat discharged by the air compressor and heat of outdoor fresh air can be recycled by dual heat exchangers, the power consumption and operating cost for hot water supply via a fuel-fired, gas-fired or electric boiler can be reduced, the temperature of the outdoor fresh air can be reduced, the cooling effects of the air compressor can be improved, high-efficiency operation of the air compressor equipment can be ensured, and the system has the advantages of high heat recovery efficiency and large energy-saving potential and also has considerable economic benefits and extensive value of promotion and application.

The invention discloses application of a ternary non-aqueous phase absorption system for carbon dioxide capture. The absorption system is prepared by mixing 2-amino-2-methyl-1-propanol (AMP), hydroxyethyl ethylenediamine (AAEA) and n-methylpyrrolidone (NMP). A high-boiling-point organic solvent used in the ternary system has low specific heat capacity and enthalpy of vaporization, is capable of effectively reducing regeneration power consumption and has high energy-saving potential. Moreover, since a steric hindrance effect of the AMP is introduced, the viscosity of the ternary system is reduced, and the system is kept as homogeneous transparent liquid before and after CO2 absorption. Furthermore, since multi-level amine contains multiple amino, the system has ultra-high absorption load and absorption rate. In a word, the ternary system in the invention maintains the advantage of a non-aqueous phase absorbent, namely low regeneration energy consumption, also has the advantages of highCO2 absorption rate and absorption load and low solvent loss rate, and has wide application prospects.

An energy-saving boat air conditioner using tail gas heat energy comprises a first air cooler, a solution cooler, a solution tank, a solution pump, an air pipeline, a second air cooler, a cabin, a coil pipe cooler, a lithium bromide absorption type refrigerating unit, a dehumidifier, a waste heat heater and a regenerator. The solution cooler, the solution tank, the solution pump, the dehumidifier, the waste heat heater and the regenerator are sequentially connected through pipelines, the lithium bromide absorption type refrigerating unit is connected with the dehumidifier, the second air cooler and the coil pipe cooler through pipelines, the coil pipe cooler is arranged in the cabin, and the air pipeline is sequentially connected with the first air cooler, the second air cooler and the dehumidifier and then enters the cabin. A LiCl solution is used for absorbing moisture in air for dehumidifying, the LiCl solution is diluted and regenerated by means of hot water at the temperature ranging from 70 DEG C to 90 DEG C, high-temperature cold water is made through the waste heat absorbing type refrigerating unit to process thermal load of the cabin, and accordingly independent processing of humidity load and the thermal load is achieved, and humidity and temperature of the cabin can be independently controlled.

An electronic ballast consists of signal generating circuit of push-pull pulse, abnormal state protection and automatic ignition circuit, power supply of controlled automatic regulation circuit, circuit for eliminating sound resonance, ignition circuit of sweep frequency stark-up, automatic block circuit, automatic detection circuit of one to two lighting on mode and light automatic regulation circuit.

The invention relates to the technical field of building energy conservation and air conditioner ventilation control, in particular to an air conditioner temperature and humidity decoupling system anda control method thereof. According to the system, temperature and humidity measurement signals are collected, the water inlet temperature of a tail end coiled pipe and the amount of air entering a room are adjusted according to changes of cold and wet loads, and temperature and humidity decoupling control of an air conditioner system and indoor thermal comfort control are completed. On the otherhand, the system utilizes an electric three-way valve and a variable frequency fan to control the water inlet temperature and the water outlet temperature of the tail end coiled pipe and the air supply amount, then the relative humidity and temperature of the room are kept constant, reheating is not needed, and unnecessary energy waste is avoided. The air conditioner temperature and humidity decoupling system is simple in structure, automatic in control, reliable in performance, high in energy-saving potential and capable of being widely applied in building air conditioning systems.

The invention discloses an attemperator for a ceramic roller kiln. The attemperator comprises a kiln thermal-insulation element and a pipe thermal-insulation element. The kiln thermal-insulation element comprises a thermal-insulation composite layer, a fixed part, a support bar and an iron sheet, wherein the thermal-insulation composite layer is composed of an alumina silicate fiber blanket layer and a first aerogel thermal-insulation blanket layer, and the support bar is fixed outside the first aerogel thermal-insulation blanket layer. The iron sheet is fixed on the outer side of the support bar, and an air layer is formed between the iron sheet and the first aerogel thermal-insulation blanket layer. The pipe thermal-insulation element comprises 1-3 groups of thermal-insulation composite layers, a fixed part, a support bar and an iron sheet, wherein thermal-insulation composite layers are composed of glass fiber mat layers and aerogel thermal-insulation blanket layers and are wrapped on peripheral surfaces of smoke pipes and warm-air pipes group by group; and the iron is wrapped on the outer side of the support bar, and an annular cavity is formed between the iron sheet and the outermost-layer aerogel thermal-insulation blanket. According to the attemperator, the secondary thermal-insulation effect to the roller kiln body is remarkable, and heat dissipation of the smoke pipes and the warm-air pipes are reduced substantially.

The invention provides an all-solid-state variable-frequency induction heating device for isothermal forging upper and lower molds (of which the diameters Phi are 900-2,000 mm) and a heating method. The all-solid-state variable-frequency induction heating device comprises an oil press upper die head, an oil press upright column, an isothermal forging upper mold, an upper mold induction heating furnace, an isothermal forging lower mold, a lower mold induction heating furnace, an oil press lower carriage, a 1# all-solid-state variable-frequency induction power supply and a 2# all-solid-state variable-frequency induction power supply. The all-solid-state variable-frequency induction heating device has the advantage that the heating time of the isothermal forging molds (of which the diameters Phi are 900-2,000 mm) is shortened to 4 to 8 hours, the heating efficiency is improved, the potential energy-saving effect is great, the production efficiency is improved, the molds are heated uniformly and long in service life, the quality of product is improved, the maintenance cost is reduced, and the all-solid-state variable-frequency induction heating device has an obvious technical and economic benefit.

The invention relates to a spinning whole-process energy consumption monitoring method based on feature self-matching transfer learning, and the method comprises: learning knowledge rules from an oldfactory historical data set through a deep convolutional neural network, and migrating the knowledge rules to the abnormal trend recognition of the spinning energy efficiency of a new factory, so as to solve a problem that an abnormal sample of the new factory is not sufficient. Meanwhile, for the problem of negative migration caused by mismatching of data features between a source domain and a target domain in the migration process, a feature self-matching layer network based on clustering is designed, the distance of similar features is minimized through a feature matching matrix, outlier features are eliminated, positive migration of effective knowledge is promoted, and negative migration of invalid interference knowledge is inhibited. Compared with an existing method, the method of theinvention is advantageous in that the model provided by the invention has higher spinning energy efficiency anomaly detection precision and lower missing report rate.

The invention belongs to the technical field of heat dissipation, and discloses a heat dissipation system and heat dissipation method applied to the light emitting surface of high-power LED lighting equipment. The heat dissipation method is characterized in that a hydrogel is laid on the light emitting surface of the LED lighting equipment, and heat of the LED lighting equipment is taken away in time through evaporation of water contained in the hydrogel; and after the water in the hydrogel is continuously evaporated, water is supplemented to the hydrogel through a water supplementing device.According to the heat dissipation system and heat dissipation method applied to the light emitting surface of the high-power LED lighting equipment, the problems that in the prior art, an LED device is huge in system and high in working temperature, and heat dissipation can only be carried out on the LED backlight surface are solved; and the temperature of the light emitting surface of the high-power LED device can be controlled, and reduction of the light emitting quality of the LED device can be inhibited.

The invention discloses a cascade air source ultrahigh-temperature instantaneous sterilization device and method, and belongs to the technical field of electric appliances. A feeding butterfly valve is connected with a material pump, the material pump is connected with a double-sleeve coil through a pipeline, a high-temperature coil in the tank is located on the side face of the double-sleeve coil, the other end of the double-sleeve coil is connected with a high-pressure barrel, a throttling valve is connected with the high-pressure barrel and the discharging butterfly valve respectively, andthe throttling valve is connected with the high-pressure barrel and the discharging butterfly valve respectively and a circulating storage tank is connected with the discharging butterfly valve. The tank body is connected with the liquid outlet, the evaporator is connected with the refrigerant steam inlet end of the low-temperature compressor, the refrigerant steam outlet end of the low-temperature compressor is connected with the condenser, the outlet end of the condenser is connected with a first throttling valve, and the other end of the first throttling valve is connected with a refrigerant steam inlet side of the evaporator. Carbon dioxide is used as a refrigerant, heat in air is extracted by utilizing an electric heat pump in the sterilization process of the sterilization device andthe acid washing and alkali washing processes to heat water vapor in the sterilization device, so that the water vapor reaches the temperature in the sterilization and cleaning processes, and the milkis sterilized.

The invention relates to the field of heating equipment, in particular to a workshop heating system. The workshop heating system comprises an alloy pipe, an electronic burner, a fan, an alloy pipe fixed frame and a radiation cover; the electronic burner is mounted at one end of the alloy pipe, and is provided with a gas inlet pipe and a natural air inlet pipe; the fan is arranged at the other end of the alloy pipe; the alloy pipe is fixed in the radiation cover through the alloy pipe; and the radiation cover is fixed on a wall of a workshop through a hanging chain. The device is reasonable in design, simple in structure, convenient for manufacturing and low in cost. The thermal radiation heating has no boiler room, is more concentrated in heating, and can at least save thermal energy loss of heating power, outer nets and pipes in buildings by about 15-30%.

The invention discloses an energy efficiency evaluation method for a current heat exchanger and a heat exchange network formed by the same, comprising the following steps: step one, obtaining basic information of basic constitution of the heat exchange network, cold and hot fluid inlet and outlet temperature, mass flow and constant-pressure specific heat capacity; step two, using exergy efficiencyand heat transfer validity to evaluate the energy efficiency level of a single heat exchanger; and step three, judging whether the heat exchange network belongs to a clamp point or a threshold valueproblem, indicating the problem of the current heat exchange network, and calculating the potential energy efficiency improvement rate of the current heat exchange network. According to the method inthe invention, the energy grade of the cold and hot energy flow in the heat exchange network is comprehensively considered from the system, and the overall energy efficiency level of the heat exchangenetwork can be evaluated through calculation and analysis only according to the cold and hot fluid inlet and outlet temperature of the heat exchanger.

The invention discloses an air energy water heater system. The air energy water heater system comprises a low-temperature water tank, wherein a cold water pipeline and a hot water circulating pipelineare arranged on the low-temperature water tank; a condenser is connected between the cold water pipeline and the hot water circulating pipeline through a circulating pump; a liquid storage tank, a filter, a first expansion valve, a high-temperature evaporator and a high-pressure compressor are sequentially and circularly connected between a refrigerant output end of the condenser and a refrigerant input end of the condenser; a second expansion valve is connected to a common connecting pipeline of the filter and the first expansion valve through a first branch pipe; the output end of the second expansion valve is connected to a low-temperature evaporator; the output end of the low-temperature evaporator is connected to a low-pressure compressor; and the output end of the low-pressure compressor is connected to a common connecting pipeline of the high-temperature evaporator and the high-pressure compressor through a second branch pipe. The invention further discloses a control method ofthe air energy water heater system. Energy-saving effect is improved.