15results about How to "Reduce cooling load" patented technology

The utility model discloses a kind of low-energy-consumption brine denitration systems, including membrane filter, plate heat exchanger, crystallizing tank and centrifuge connected in turn by process pipeline;The side portion of crystallizing tank is equipped with overflow, and overflow is connected with the cold medium import of plate heat exchanger by pipeline, and buffer tank is installed on pipeline;The cold medium export of plate heat exchanger is connected with output pipeline;Temperature sensor and regulating valve are installed on the pipeline between buffer tank and the cold medium import of plate heat exchanger, and on the output pipeline connected with the cold medium export of plate heat exchanger;Annular scraper of liftable motion is installed on the inner wall of crystallizing tank, and annular scraper top is connected with three hydraulic telescopic rods distributed in circumference.The utility model utilizes crystallizing tank overflow cold water precooling feed, greatly reduces the refrigeration load of cold water unit, reduces refrigeration energy consumption, can also keep tank wall clean and efficient heat transfer, avoid energy consumption rise due to scale formation.

The application discloses a coal diesel oil hydrocracking system heat integration process and relates to the technical field of petroleum chemical industry.The system comprises a hydrocracking reactor, a H2S stripping tower and a main fractionating tower which are sequentially connected.The middle reflux of the main fractionating tower is used for heating cold low fraction oil to obtain secondary cold low fraction oil.The diesel oil at the bottom outlet of the main fractionating tower is used for heating the secondary cold low fraction oil to obtain tertiary cold low fraction oil.The reaction product of the hydrocracking after one-time heat exchange is used for heating the tertiary cold low fraction oil to obtain quaternary cold low fraction oil.The quaternary cold low fraction oil is used as the reboiling heat source of the H2S stripping tower.The application changes the cold low fraction oil heat exchange process, fully realizes the waste heat utilization of the middle reflux of the main fractionating tower, the hydrocracking product, the diesel oil at the bottom outlet of the main fractionating tower and the cold low fraction oil, reduces the cooling load and the heat load, simultaneously closes and stops the reboiling heating furnace of the original H2S stripping tower and reduces the energy consumption.

The invention provides a water-saving fermentation tank temperature control system based on circulating spraying, which comprises a fermentation tank unit comprising at least one fermentation tank, the top end of the fermentation tank is fixedly provided with an annular sprayer, and the outer wall of the lower end of the fermentation tank is provided with an annular water collection tank with an upper opening; the cooling water filtering unit comprises a cooling water filtering tank, an outlet of the water outlet pipeline of the annular water collecting tank is located on a water inlet of the cooling water filtering tank, a non-contact liquid level sensor is arranged on the side wall of the upper end of the cooling water filtering tank, and a clear water outlet is formed in the lower end of the cooling water filtering tank; the cooling water storage unit comprises a heat preservation water storage tank, a refrigeration jacket is arranged on the outer wall of the heat preservation water storage tank, a clear water outlet of the cooling water filter tank is connected with a water inlet of the heat preservation water storage tank through a first pipeline, and a water outlet of the heat preservation water storage tank is connected with an annular sprayer through a heat preservation pipeline. And a refrigerating unit is mounted between the inlet and the outlet of the refrigerating jacket. The temperature control device has the advantages of low cost, rapid and accurate temperature control, energy saving, water saving and the like.

The utility model relates to a fresh air conditioning system. The fresh air conditioning system has a high-temperature and high-humidity treatment mode, and comprises a fresh air handling unit, a fresh air conditioning system and a fresh air conditioning system, the heat pump unit comprises a heat pump condenser; the pretreatment pipeline assembly comprises a pretreatment water supply pipe, and the pretreatment water supply pipe is communicated between the hot water outlet end of the heat pump condenser and the hot water inlet end of the pretreatment heat exchange plate; the reheating pipeline assembly comprises a reheating water return pipe, and the reheating water return pipe is communicated between the hot water outlet end of the reheating heat exchange plate and the hot water inlet end of the heat pump condenser; and the heat recovery pipeline assembly comprises a heat recovery pipe, and the heat recovery pipe communicates between the reheating water return pipe and the pretreatment water supply pipe and is configured to guide return water in the reheating water return pipe to flow to the pretreatment water supply pipe in the high-temperature and high-humidity treatment mode. According to the fresh air conditioning system, the electricity utilization cost and the energy consumption can be reduced.

The application relates to a multifunctional support for assembled decoration outer wall, which is used for being installed on the outer facade of a building and comprises a first support, a first photovoltaic panel, a second support and a second photovoltaic panel, the first support is used for being connected to the outer facade, the first photovoltaic panel is arranged on the first support and can be arranged opposite to a window on the outer facade, the light transmittance of the first photovoltaic panel is greater than or equal to 40%, the second support is used for being connected to the outer facade and is located below the first support, the second support has a containing space, and the second photovoltaic panel is arranged on the side of the second support away from the outer facade. The first photovoltaic panel is installed on the first support, the second photovoltaic panel is installed on the second support, the first photovoltaic panel and the second photovoltaic panel synchronously generate electricity, the laying area of the outer facade of the building is further increased, and the solar energy collection potential of the outer facade of the building is exerted.

The utility model relates to a helium circulating drying system for a spent fuel storage tank, which is characterized in that a first cooler is additionally arranged between the spent fuel storage tank and a second cooler, so that a tube pass inlet and a tube pass outlet of the first cooler are connected in series in a cooling process tube section; and a shell pass inlet and a shell pass outlet of the first cooler are connected with the gas buffer tank and the spent fuel storage tank respectively, so that cooled and steam-water separated helium serves as a cooling medium to participate in a helium cooling process, the load of equipment of the system is reduced, energy is effectively utilized, and energy consumption is reduced. Two parallel helium flow direction pipelines are designed after steam-water separation, the helium flow direction is switched through monitoring of a first dew-point instrument and linkage control of a first three-way valve, the moisture in helium is reduced to a stable limit value through a primary cooling and drying process, and then the moisture in helium is deeply removed through an adsorption drying process. And the spent fuel storage tank is efficiently dried step by step, so that the service life of a drying adsorbent is effectively prolonged.

This utility model relates to the field of air conditioning unit technology, and in particular to a heat recovery system for air conditioning units and an air conditioning fresh air handling unit. The heat recovery system consists of a first heat recovery coil and a second heat recovery coil installed on both sides of the original air conditioning unit's surface cooler, forming a closed-loop system via circulation pipes and a power pump station. The first heat recovery coil efficiently recovers heat from the fresh air and reduces the load on the surface cooler, transferring the heat to the second heat recovery coil via the circulation pipes. The second heat recovery coil then uses the recovered heat from the fresh air to reheat the low-temperature air after dehumidification by the surface cooler, reducing the consumption of reheat steam and dehumidification chilled water. This structure fundamentally solves the energy offsetting problem caused by the "cooling and dehumidifying before heating" process in traditional air conditioning units, significantly reducing the unit's reheat energy consumption and the surface cooler's cooling load, achieving energy saving and emission reduction. Furthermore, an air conditioning fresh air handling unit with the aforementioned heat recovery system is also provided.

The invention belongs to the cross technical field of a nuclear fusion energy technology and a heat-work conversion system, and provides a nuclear fusion Rankine cycle structure integrating divertor heat recovery, which comprises a primary side heat collection module and a secondary side heat-work conversion module, the heat-power conversion module comprises a steam generator, a first valve, a high-pressure turbine, a dehumidifier, a reheater, a low-pressure turbine, a condenser, a first water pump, a first feed water heater, a second feed water heater, a deaerator, a second water pump, a third feed water heater and a preheating heat exchanger which are sequentially connected through pipelines; the preheating heat exchanger preheats secondary side supplied water before entering the steam generator through heat of the divertor. And the outlet water temperature of the third feed water heater is matched with the temperature of the preheating heat exchanger by adjusting the inlet steam extraction flow of the third feed water heater. According to the structure, gradient utilization of nuclear fusion heat is achieved, and irreversible loss in the heat exchange process is reduced.

The present application relates to a kind of for aromatic hydrocarbon combined plant adsorption separation unit extract partition wall rectification system, including partition wall rectification tower, toluene separation flow path, p-xylene separation flow path and p-diethylbenzene separation flow path;Partition wall rectification tower includes the partition wall being arranged in tower interior, one end of partition wall is fixed in tower bottom, the other end of partition wall extends upwards and is kept a certain distance from tower top, and partition wall separates the space in tower interior into first separation chamber and second separation chamber being arranged left and right, and common rectification chamber being located above partition wall, first separation chamber, second separation chamber and common rectification chamber are in fluid communication;Toluene separation flow path is connected with the top of common rectification chamber;P-diethylbenzene separation flow path is connected with the bottom of first separation chamber;P-xylene separation flow path is connected with the bottom of second separation chamber.Compared with double-tower rectification process, investment is greatly reduced, tower top gas cooling load is less, system waste heat is fully recycled, energy consumption and cost are reduced, and economic benefit is generated.

The disclosed venting liquefied natural gas recovery system and recovery method, comprising a condensation recovery heat exchanger, a feed inlet of the condensation recovery heat exchanger being communicated with a venting pipeline, and a pretreatment assembly for filtering the natural gas to be recovered being further arranged between the venting pipeline and the condensation recovery heat exchanger; the condensation recovery heat exchanger being communicated with a liquid nitrogen storage device through a liquid nitrogen feed pipe, and the condensation recovery heat exchanger being provided with a heat exchange coil and a nitrogen gas discharge pipe, two ends of the heat exchange coil being respectively extended to outside of the condensation recovery heat exchanger and communicated with the pretreatment assembly and a gas-liquid separation device, and the gas-liquid separation device being communicated with a natural gas storage device through a pipeline at a liquid outlet. The present application solves the problem of resource waste caused by direct combustion and discharge of the natural gas remaining in the process section in the prior art.

The application discloses a building sunshade optimization method based on sun trajectory tracking and relates to the field of building energy-saving design, and comprises the following steps: calculating a solar declination angle, a time angle, a height angle and an azimuth angle based on a geographic latitude and a day serial number; constructing a three-dimensional sun path model and generating a per-hour sun direct light beam direction vector; and generating a parameterized sunshade component geometric shape and layout scheme in combination with a building facade orientation and a glare control requirement; the building sunshade optimization method based on sun trajectory tracking can convert harmful direct light into diffused light through sunshade component geometric design, thereby achieving the dual energy-saving goals of reducing cooling load in summer and utilizing solar radiation for heating in winter while ensuring indoor visual comfort.

This invention provides a lightweight photovoltaic module with heat insulation and noise reduction functions and its preparation method, relating to the field of photovoltaic module technology. The lightweight photovoltaic module structure includes: a front panel, an encapsulation layer, photovoltaic cells, a microcavity composite layer, and a back panel; the microcavity composite layer comprises: aerogel particles, polymer foamed microspheres, and a thermosetting resin matrix; the porosity of the aerogel particles is 85%-99%, and the particle size of the polymer foamed microspheres is 3-30 μm; the polymer foamed microspheres are thermoplastic polymer microspheres selected from at least one of polymethyl methacrylate, polyacrylonitrile, and polyvinylidene chloride. This invention overcomes the shortcomings of existing lightweight photovoltaic modules that are functionally limited and cannot meet the heat and sound insulation requirements of building envelopes, providing a multifunctional lightweight photovoltaic module integrating power generation, heat insulation, and noise reduction functions, as well as its preparation method.

The present invention relates to a water-saving and energy-saving hydrogen production system and method. A hydrogen separator and a hydrogen scrubber are sequentially connected to the hydrogen outlet of an electrolytic cell, and are respectively used for gas-liquid separation and cooling purification of hydrogen; the low-temperature passage of a hydrogen heat exchanger is connected to the hydrogen outlet of the hydrogen scrubber and the hydrogen inlet of a deoxygenation tower, and the high-temperature passage of the hydrogen heat exchanger is connected to the hydrogen outlet of the deoxygenation tower and the hydrogen inlet of a hydrogen cooler; the deoxygenation tower conducts a catalytic reaction on the oxygen mixed in hydrogen to generate water; the hydrogen cooler cools the deoxygenated hydrogen after heat exchange and realizes moisture condensation; a gas-water separator is connected to the hydrogen outlet of the hydrogen cooler to remove the liquid water in hydrogen; a drying tower is connected to the hydrogen outlet of the gas-water separator for drying hydrogen; an electrolyte heat exchange module is used for the electrolyte flowing out of the hydrogen separator to exchange heat with an external system and then flow back into the electrolytic cell. The present invention significantly reduces the energy consumption and water consumption of the hydrogen production system, improves the energy utilization rate and the adaptability in water-scarce areas, and improves the economy of green hydrogen.

The utility model relates to a kind of peanut protein processing complete equipment of continuous preparation, including leaching device, desolventizing vessel, evaporation unit, condenser, turnover tank, first heat exchanger and second heat exchanger;The wet meal output end of leaching device is connected with the input end of desolventizing vessel;Desolventizing vessel's desolventizing tail gas end is sequentially connected with turnover tank through first heat exchanger, condenser;The mixed oil output end of leaching device is connected with the input end of evaporation unit pipeline;Evaporation unit's evaporation tail gas end is sequentially connected with turnover tank through second heat exchanger and condenser;The output end of turnover tank is sequentially connected with the leaching liquid input end of leaching device through first heat exchanger and second heat exchanger, so that the low-temperature leaching liquid exported by turnover tank sequentially flows through first heat exchanger and second heat exchanger, realizes double-stage preheating, fully absorbs tail gas heat, can reduce the heating load of evaporation unit and desolventizing vessel, reduce the refrigeration load of condenser simultaneously, save energy consumption.

The utility model relates to the technical field of buildings, in particular to a steel-wood combined photovoltaic integrated roof of a modular building. According to the technical scheme, a roof assembly is included, the roof assembly is sequentially provided with a photovoltaic panel, a first heat preservation layer, a self-adhesion flexible waterproof layer, an OSB, a second heat preservation layer, a pine roof boarding and a pine beam from top to bottom, wood beam fixing parts are symmetrically arranged on the two sides of the pine beam, the pine beam is fixedly connected with a cross beam through the wood beam fixing parts, and the pine beam is of a trapezoidal structure; the pine beams are connected with pine roof boarding in an attached mode through the cross beams. A roof of the device takes a pine beam of a trapezoidal structure as a main support and is connected with a cross beam through a wood beam fixing piece to construct a stable frame, the stable frame is attached to a pine roof boarding through the cross beam to form a stable roof structure system, and a photovoltaic panel on the upper layer of the roof converts solar energy into electric energy through the photovoltaic effect, so that part of or all power utilization requirements of a building are met; the roof integrates multiple functions, and high efficiency, energy conservation and stable structure are realized.