17results about How to "Increase heating capacity" patented technology

This invention relates to the field of primary heating network technology, specifically disclosing a centralized heating primary heating network energy supply balance operation regulation monitoring and control system. The system includes a user area estimated heat demand analysis module, a user area comprehensive heat demand analysis module, an energy station heat distribution module, an energy station heat transmission detection module, an energy station transmission quality assessment module, a display terminal, a protection terminal, and a cloud database. This invention ensures the accuracy and precision of the actual heat supply analysis for user areas, thereby improving the heating efficiency and effect of energy stations. It safeguards the revenue of energy stations on one hand and ensures normal use on the user side on the other. This invention alleviates the pressure on energy stations while meeting the heating needs of users, thereby improving the relative balance of energy stations, reducing the deviation between heat supply and heat demand to a certain extent, and improving the efficiency of centralized energy supply.

The application relates to the technical field of heat pumps, in particular to a fluorine cooling and water cooling coupled heat dissipation driving plate system, which comprises a compressor, a first heat exchanger, a second heat exchanger, a first electronic expansion valve and a driving plate radiator, one end of the compressor is communicated with one end of the first heat exchanger, the other end of the compressor is communicated with one end of the second heat exchanger, the other end of the first heat exchanger is communicated with the other end of the second heat exchanger, the first electronic expansion valve is connected in series in a passage communicated between the first heat exchanger and the second heat exchanger, and a water inlet pipe of the first heat exchanger, the driving plate radiator and a water outlet pipe of the first heat exchanger are communicated in sequence. The fluorine cooling and water cooling coupled heat dissipation driving plate system can overcome the low heat exchange efficiency of the existing fluorine cooling heat pump unit, can improve the heat exchange efficiency under the condition that the ambient temperature is relatively low, can reduce the waste of resources, and can improve the energy-saving economy of the system.

The application discloses a primary and secondary fusion complete set of pole-mounted circuit breaker and relates to the technical field of circuit breakers, which comprises an arc-extinguishing chamber, the arc-extinguishing chamber comprises an insulating shell, a movable contact, a fixed contact, a dynamic gas generating unit and a passive magnetic sensing unit. The dynamic gas generating unit comprises a gas generating element, a fixed magnetic element and a flow guiding element. The core of the application is that the passive magnetic sensing unit is configured to drive the dynamic gas generating unit and the flow guiding element to move when the movable contact is opened, and the fluorocarbon gas generated by the decomposition of the gas generating element under the electric arc is guided to the electric arc area in the center of the arc-extinguishing chamber, so that the uniform distribution is formed to realize efficient arc extinguishing. Through the synergistic effect of magnetic control driving, passive gas generation and active flow guiding, the arc extinguishing speed and reliability are significantly improved, and the technical problems that the arc extinguishing effect of the existing pole-mounted circuit breaker is poor and the high integration and high reliability requirements of the primary and secondary fusion equipment cannot be met are effectively solved.

This invention proposes a structure, assembly method, and a laminated pole synchronous motor for improving the heat dissipation capacity of the damping strip in a laminated pole synchronous motor. It belongs to the field of laminated pole synchronous motors. The invention solves the problem of how to effectively improve the heat dissipation capacity of the damping strip in a laminated pole synchronous motor. The heat dissipation structure consists of multi-layered fins welded to the damping strip of the laminated pole synchronous motor. A graphene coating is sprayed onto the fins and damping strip. The damping strip has a hollow structure filled with phase change material. One end of the damping strip is fixed to a damping ring, and the other end is connected to the pole core. Heat dissipation fins are provided at the bottom of the damping ring. This invention employs a composite heat dissipation system of "internal phase change flow heat transfer + fins + damping ring heat dissipation fins": internally, the phase change cycle of the phase change material promotes uniform heat distribution; externally, the heat dissipation fins on the surface of the damping strip and the integrated heat dissipation fins of the damping ring form a three-dimensional heat dissipation network, significantly accelerating the transfer of heat from the damping winding to the external environment.

The present application belongs to the technical field of combined heat and power generation, and discloses a plant-level combined heat and power generation unit combined heat supply system and an operation method thereof. The plant-level combined heat and power generation unit combined heat supply system comprises a first ejector, a second ejector, a heat storage heat exchanger, a heat storage device, a first ejector heater, an absorption heat pump, a peak heater, a compression heat pump and a basic heater group. In the present application, the heat network water is heated in the basic heater group, the first ejector heater, the absorption heat pump and the peak heater in stages, and then supplied to the outside, so that the heat exchange loss is reduced, the energy utilization efficiency is improved; by adopting the series connection of the basic heater group, the ejector and the heat pump, the low-temperature waste heat is fully utilized, the consumption of high-grade steam is reduced, and the heat supply cost is reduced; by adopting the heat storage technology and the compression heat pump auxiliary heat supply, the heat supply demand can still be met when the power plant participates in the grid peak regulation, and the heat supply capacity and the heat supply flexibility of the power plant are improved.

The application relates to the technical field of high polymer materials, and discloses a high-temperature-resistant PETG blister box and a preparation method thereof. The PETG blister box disclosed by the application comprises the following raw materials in parts by weight: PETG 50-70 parts, PET 10-15 parts, a composite modifier 8-12 parts, POE-g-GMA 12-16 parts, an antioxidant 0.5-1.5 parts, a lubricant 1-1.5 parts and a heat stabilizer 1-3 parts. The PET and the composite modifier are introduced into the blister box, and the two components synergistically improve the high-temperature resistance of the blister box. Therefore, the product can be widely used in the blister packaging field with high requirements for heat resistance, such as hot filling and high-temperature sterilization.

This invention relates to the field of compression refrigeration technology, and discloses an air conditioning heat pump system and an air conditioner. The air conditioning heat pump system includes a compressor and a temperature regulating component; the temperature regulating component is installed on the outside of the compressor; during the start-up phase, the temperature regulating component heats the compressor; during the stable operation phase, the temperature regulating component cools the compressor. By installing a temperature regulating component on the outside of the compressor, this invention heats the compressor during the start-up phase, which is beneficial for the temperature rise of the lubricating oil inside the compressor and the uniformity of the overall machine temperature, facilitating the rapid attainment of compressor start-up conditions and reducing start-up failures. During the stable operation phase, the temperature regulating component cools the compressor, which helps to improve the service life of the motor inside the compressor, reduce the migration of refrigerant and lubricating oil inside the compressor, improve the compression process of the system, increase cooling and heating capacity, and reduce power consumption, thereby improving the system's energy efficiency under the premise of a fixed heat source.

This invention relates to the field of air conditioning technology and discloses a sewage source magnetic levitation centrifugal multi-split air conditioning system, including a first magnetic levitation centrifugal compressor and a second magnetic levitation centrifugal compressor. A gas-liquid separator is provided on one side of the first magnetic levitation centrifugal compressor, and a shell-and-tube heat exchanger is provided on the other side of the gas-liquid separator. The sewage source magnetic levitation centrifugal multi-split air conditioning system uses two magnetic levitation centrifugal compressors connected in parallel to increase the cooling capacity of the multi-split system. The magnetic levitation multi-split compressor does not require lubricating oil, overcoming the problem of difficult oil return due to long piping in ordinary multi-split air conditioner compressors. Based on the refrigeration principle and refrigerant characteristics, it overcomes the shortcomings of insufficient cooling capacity in existing multi-split air conditioning systems with the same configuration, improves the refrigeration cycle economy, and the heat exchanger of the indoor unit is a direct expansion type, that is, the refrigerant directly evaporates and exchanges heat with the air, which is more energy-efficient and makes the sewage source magnetic levitation centrifugal multi-split air conditioning system operate stably and reliably.

This application relates to the field of radiator technology, and in particular to a radiator housing structure and heat dissipation device, including a housing body with a receiving groove in the middle. A honeycomb groove structure with a depth direction aligned with the depth direction of the receiving groove is provided within the receiving groove, and the height of the honeycomb groove structure is no higher than the receiving groove. This solves the problem that conventional radiator housings are not conducive to miniaturization and thinning.

The present application relates to a kind of integrated heat pump's combined heat and power system's operating method, combined heat and power system includes steam turbine system and heat network water heating system;Steam turbine system includes medium-pressure cylinder, low-pressure cylinder, generator and condenser;Heat network water heating system includes electric heat pump's no.1 condenser, absorber, absorption heat pump's no.2 condenser and peak heater.Heat network backwater is cooled after passing through no.2 evaporator, then in turn through electric heat pump, absorption heat pump and peak heater for cascade heating.In addition, by adjusting the opening of no.4 shunt valve, the participation degree of absorption heat pump can be controlled: when the outlet heat network water of no.1 condenser all directly flows to mixing valve, absorption heat pump does not run;When part or all heat network water enters absorber, absorption heat pump is put into operation.The present application can expand the operation adjustment range of unit, improve the energy utilization efficiency and heating flexibility of combined heat and power system under variable working condition.

The utility model belongs to the technical field of honeycomb board production line relates to a kind of honeycomb board continuous roll compound oven, including top plate, bottom plate, front side plate, rear side plate, left side plate and the roll cavity enclosed by right side plate, the bottom of the roll cavity is provided with the hot blast chamber enclosed by baffle, the baffle is provided with several air outlet holes of the communication hot blast chamber and roll cavity, several groups of composite pressure roller are provided in the roll cavity along the conveying direction of honeycomb board, each group of composite pressure roller includes upper pressure roller and lower pressure roller, the upper pressure roller is controlled its lifting by independent adjusting device, to adjust pressure roller gap, fan is provided in the hot blast chamber, the air inlet of the fan is communicated with hot blast device, and the air outlet is communicated with the air outlet hole on the baffle.The honeycomb board continuous roll compound oven provided by the utility model, its composite pressure can be subsection independently adjusted, and the honeycomb board after continuous roll pressing also has better flatness.

The utility model relates to a low-concentration gas combustion system based on graded preheating. The low-concentration gas combustion system comprises a first conveying unit, a gas preheater, a heat conduction oil heater and a heat storage type ignition device. The feeding end of the first conveying unit is suitable for being communicated with an outlet of low-concentration gas, the discharging end of the first conveying unit is connected with the feeding end of the heat accumulating type ignition device, and the gas preheater is arranged on a pipeline of the first conveying unit and is suitable for preheating the low-concentration gas introduced by the first conveying unit; an outlet of the heat conduction oil heater is connected with an inlet of the gas preheater, the heat conduction oil heater is suitable for providing a heat source for the gas preheater, and an outlet of the gas preheater is connected with an inlet of the heat conduction oil heater to form closed heat conduction oil circulation.

The invention provides magnesium hydride powder and a preparation method thereof. The preparation method comprises the following steps: filling a first magnesium particle group and a second magnesium particle group into a reactor, introducing hydrogen, and heating the reactor to a reaction temperature T1 of 305-310 DEG C through an external heating mechanism, so that the second magnesium particle group and at least part of hydrogen are subjected to a first hydrogenation reaction and heat is released; the first magnesium particle group is jointly heated by heat released by the reaction of the second magnesium particle group and hydrogen and an external heating mechanism, the first magnesium particle group and the remaining hydrogen are subjected to a second hydrogenation reaction, the reaction time for converting the first magnesium particle group into magnesium hydride powder is shortened, and the magnesium hydride powder with the preset purity is obtained. According to the preparation method provided by the invention, the problems of insufficient safety, slow hydrogenation kinetics and high energy consumption of a magnesium hydride preparation process in the prior art are effectively solved, and the hydrogenation efficiency is remarkably improved.

The application discloses a building energy consumption precise regulation and control system and method based on multi-factor dynamic correlation and nonlinear modeling, belongs to the technical field of energy consumption regulation and control, and comprises a data acquisition module, which is used for acquiring relevant data of a target building, the relevant data comprising air conditioner power consumption and lighting, and generating a database corresponding to the target building according to the relevant data; and a data processing module, which is responsive to the database and is used for processing the relevant data in the database, the data processing module comprising a distinguishing unit and a feature extraction unit. Through technical means such as refined sub-metering, dynamic correlation of environmental and personnel factors, nonlinear heat load modeling and multi-monitoring-point temperature transmission analysis, the application realizes precise prediction and dynamic regulation and control of building energy consumption, and significantly improves energy-saving efficiency.

This invention discloses a flexible porous solid-solid phase change fiber and its preparation method. The preparation method combines core-sheath structure encapsulation, chemical crosslinking, and emulsion template pore formation. A reactive phase change emulsion is used as the core spinning solution, and a flexible polymer solution is used as the sheath spinning solution. A nascent fiber with a core-sheath structure is constructed through coaxial wet spinning. The reactive phase change emulsion in the core layer of the nascent fiber is polymerized, and the solvent and pore-forming agent are removed to obtain the flexible porous solid-solid phase change fiber. The flexible polymer in the sheath layer and the solid-solid phase change material in the core layer prevent leakage of the phase change material. The porous structure improves the inherent rigidity and brittleness of the solid-solid phase change material, further enhancing the flexibility of the solid-solid phase change fiber. Therefore, the flexible porous solid-solid phase change fiber prepared by this invention has a high heat capacity, good flexibility at room temperature, high stability, reusability, and no leakage problems.

The utility model discloses a multi-connected power supply auxiliary heating temperature control system, the multi-connected power supply auxiliary heating temperature control system comprises a refrigerant system and a water system, the refrigerant system comprises a compressor, an expansion valve, a four-way valve, a condenser and an evaporator; the water system comprises a first water pump, a heater, a first water storage tank, a second water storage tank, a second water pump and a first switch valve. The water system side of the condenser is a normal heat end, an additional heater is provided for the water system side of the condenser, the electric auxiliary heating function is added, the defect that the heating capacity of the compressor is insufficient is overcome, the energy-saving effect of the high energy efficiency ratio of the compressor can be guaranteed, and higher heating capacity can be obtained according to practical requirements. By controlling the working frequency and power of the compressor and the power of the heater, the required temperature of cold water and hot water can be controlled, the temperature of external heating and refrigerating equipment is controlled, the temperature control precision is improved, and the requirements of different temperature working conditions are met.

The utility model discloses a four-season all fresh air dehumidifier based on a variable frequency heat pump, and relates to the field of four-season all fresh air dehumidifiers. The system comprises a first direct-current inverter compressor, a first high-pressure gauge, an oil separator, a four-way valve and a first fin heat exchanger, and is provided with the first direct-current inverter compressor, the first high-pressure gauge, the oil separator, the four-way valve, the first fin heat exchanger, a condensation fan, a first one-way valve, a first liquid storage device and a first stop valve. Wherein the first direct-current inverter compressor is combined with the high-low voltage controller to dynamically adjust the operation frequency and start and stop of the parallel unit, and the seasonal energy efficiency ratio is remarkably increased; the first plate type energy saver is linked with the subcooler, the refrigerating capacity and the heating capacity are synchronously improved through a refrigerant subcooling technology, and the system energy efficiency is optimized; through the synergistic effect of the structures, the technical problems that traditional equipment is serious in condensation heat waste, limited in temperature control range and low in low-temperature dehumidification efficiency are effectively solved.