Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

144results about How to "Realize multi-level utilization" patented technology

Composite rainwater power generation device based on mini water bucket and PVDF film piezoelectric technology

The invention provides a composite rainwater power generation device based on a mini water bucket and a PVDF film piezoelectric technology, and belongs to the field of hydroelectric generation. The device solves the problems that an existing rainwater power generation device is high in cost and complex in installation and debugging. The device comprises a water level automatic control unit arranged on a water inlet of a rain drainage pipeline, a mini water buckle power generation unit arranged under the water level automatic control unit, and a PVDF piezoelectric module power generation unit arranged on a water outlet of the rain drainage pipeline. The water level automatic control unit comprises a floating ball, a V-type connecting rod, a partition board with a through hole, a valve and a magnet, wherein the V-type connecting rod is fixed to the inner side wall of the rain drainage pipeline, the lower portion of the V-type connecting rod is provided with the partition board with the through hole, and the valve is matched with the through hole in the partition board to control flowing and stopping of rainwater. The mini water bucket power generation unit comprises a mini water bucket hub, m mini water bucket vanes, a driving wheel, a driven wheel, a belt and a water bucket power generation circuit. The PVDF piezoelectric module power generation unit comprises a PVDF piezoelectric film and a PVDF power generation circuit.
Owner:HARBIN INST OF TECH

Terrace pond construction method and terrace pond structure applicable to hydro-fluctuation belt water bay slope

The invention discloses a terrace pond construction method and a terrace pond structure applicable to a hydro-fluctuation belt water bay slope. The method mainly comprises the steps of (1) constructing a 'land-hydro-fluctuation belt-water body' foundation, (2) arranging a water collecting pond, (3) trimming a hydro-fluctuation belt or part of land into a terraced field along the slope, (4) planting floating plants, emergent aquatic plants, hygrophilous plants and damp tolerant plants along the terraced field from bottom to top, and culturing fishes in a water body area, wherein in the terrace pond structure, the slope is in a step structure, at least one water collecting pond is arranged on the step structure, a water sprayer and a water pipeline are arranged in the water collecting pond, a submersible pump is arranged in the water body area, and the water pipeline is arranged at the bottom of the water collecting pond and is communicated with the immersible pump; the height difference between every two adjacent ladders of the terrace field is 0.3-1.5m, and the width of the surface of each ladder is 1.5-15m. The terrace pond structure also has the functions of water-soil high-efficient utilization, non-point source pollution prevention and control and landscape, and is particularly applicable to the hydro-fluctuation belts at reservoirs, rivers or lakes where the bank has a certain slope and the water level variation amplitude is large.
Owner:CHONGQING INST OF GREEN & INTELLIGENT TECH CHINESE ACADEMY OF SCI

Sludge dewatering, drying and incinerating system and method

The invention relates to a sludge dewatering, drying and incinerating system and method. The system comprises a sludge conditioning device, a sludge deep dewatering device, a sludge drying device, a sludge self-maintaining incinerating device and a smoke treatment device which are sequentially connected; the sludge drying device is connected with a condensation recovery device; the condensation recovery device is connected with the sludge conditioning device and the sludge self-maintaining incinerating device; a heat recovery device is further connected between the sludge self-maintaining incinerating device and the smoke treatment device. Steam in the sludge drying device is recycled, and the heat utilization efficiency of the system is improved; sludge is conditioned through condensate of the condensation recovery device, and dewatering of the sludge is facilitated; ash slag in smoke in the sludge self-maintaining incinerating device is recycled, no auxiliary fuel is required, the utilization efficiency of resources is high, and accordingly, the sludge dewatering, drying and incinerating system and method are suitable for various kinds of resourceful sludge treatment, multistage utilization of heat, water and slag is realized, and energy reduction and resource recovery effects are remarkable.
Owner:WUXI GUOLIAN ENVIRONMENTAL SCI & TECH

Pollutant-into-river complex ecology closure system

The invention discloses a pollutant-into-river complex ecology closure system, which is divided into three levels of interception devices. The first level of interception device is an auto-control interception device arranged at the tail end of a rainwater stand pipe; the second level of interception device is a catch pit arranged on a rain pipe; the third level of interception device is a regulation and storage pond arranged at the tail end of the rain pipe. A water treatment system comprises a roof first rain runoff roof treatment system, a wall first rain runoff wall treatment system and a ground runoff treatment system, and further comprises a domestic sewage treatment unit. After domestic sewage is discharged into the rainwater stand pipe, the domestic sewage is discharged into a sewage pipe network by being divided through the auto-control interception device; after the domestic sewage is discharged into the rain pipe, the domestic sewage is discharged into the sewage pipe network by being intercepted through the catch pit; after the domestic sewage enters the regulation and storage pond, the domestic sewage is discharged into the sewage pipe network through the regulation and storage pond. The system simultaneously solves the problem of pollution to a water body caused by direct discharge of the domestic sewage generated by refit of a balcony and a garage in a residential community into a river through the rain pipe, and the problem of water body pollution generated by direct discharge of more contaminative first rain into a river body.
Owner:HOHAI UNIV

Method for disposal of solid waste by ceramsite kiln and ceramsite kiln for disposal of solid waste

The invention provides a method for disposal of solid waste by a ceramsite kiln and a ceramsite kiln for disposal of solid waste. The ceramsite kiln includes a drying kiln and a calcination rotary kiln. The method includes: preparing ceramsite raw materials, which include solid waste; drying and calcining ceramsite, and enabling circulation flow of the generated flue gas along the drying kiln-calcination rotary kiln-drying kiln; cooling and discharging ceramsite; and disposing flue gas and tail gas. Specifically, the solid waste includes at least one of fly ash or organic solid waste; fly ashis selected from the incineration ash of at least one of domestic garbage, industrial waste or medical waste; the organic solid waste is selected from at least one of polluted soil, oily sludge, sludge obtained by chemical plant sewage treatment, medical solid waste or industrial waste residue. The method adopts fly ash and organic solid waste as the ceramsite raw materials, consumes fly ash and organic solid waste in the ceramsite manufacturing process, not only solves the hidden trouble of pollution caused by fly ash and organic solid waste, but also solves the cost problem caused by the limitation of ceramsite raw materials.
Owner:CHINA BUILDING MATERIALS ACAD

Preparation method of flower culture matrix

The invention discloses a preparation method of a flower culture matrix. The method comprises the steps that 1, 45-60 parts by weight of waste pigsty padding, 20-40 parts by weight of mesona chinensisbenth residues, 15-25 parts by weight of cassava residues, 10-20 parts by weight of straw granules, 5-10 parts by weight of ramulus mori granules, 5-8 parts by weight of corn cob residue granules and3-5 parts by weight of bagasse granules are taken; 2, the raw materials are evenly mixed to obtain a premix; 3, mixed bacteria are added into the premix; 4, the premix and the mixed bacteria are putinto a tunnel fermentation kiln for fermentation after being evenly mixed; 5, after pasteurization is conducted on the fermented premix for 8-12 hours, a culture material is obtained; 6, the disinfected culture material is placed in an edible fungus culture greenhouse for cooling until the temperature of the culture material is 25 DEG C or below, an edible fungus strain is implanted, and edible fungus culture is conducted; 7, after edible fungi are cultured, the culture material is turned and then can serve as the flower culture matrix. The culture matrix is prepared by adopting the waste pigsty padding and the leftovers of a bean jelly processing factory as the main raw materials, and the survival rate of flowers is high.
Owner:广西仁泰生物科技有限公司

Device and method for producing clean fuel gas and biomass charcoal through continuous biomass carbonization

The invention discloses a device and method for producing clean fuel gas and biomass charcoal through continuous biomass carbonization. The device mainly comprises a raw material conveying unit, a biomass boiler, a biomass drying unit, a biomass carbonization unit, a catalytic cracking unit, a biomass charcoal storage unit and a biomass gas storage unit. High temperature flue gas generated by the biomass boiler provides heat for the biomass carbonization unit, after sufficient heat exchange is conducted with the biomass carbonization unit, the flue gas provides heat for the biomass drying unit, dried biomass enters the biomass carbonization unit for carbonization, and biomass generated after carbonization enters the biomass charcoal storage unit; biomass fuel gas generated by the biomass carbonization unit enters the catalytic cracking unit to remove tar, and after entering the biomass drying unit to provide heat and conducting sufficient heat exchange with the biomass drying unit, clean fuel gas enters the biomass gas storage unit. The device is compact in process structure, reasonable in material and heat flow direction, environmentally friendly in product, great in controllability and suitable for energy using requirements of villages and towns in China.
Owner:EAST CHINA UNIV OF SCI & TECH

Power station boiler low-NOx cofiring system coupling semicoke and sludge blending combustion

The invention discloses a power station boiler low-NOx cofiring system coupling semicoke and sludge blending combustion. The problems that the semicoke calorific value is high, but the ignition and burnout performance is poor, the NOx exhaust is large, the sludge water content is high, and the calorific value is low are solved. The system comprises a coal pulverizing system, a preheating system, asludge drying system, a burnout air nozzle and the like. By means of the characteristics that the sludge calorific value is low and the semicoke calorific value is high, the semicoke and the sludge are coupled. The system comprehensively considers optimization of the coal pulverizing system, multi-stage sludge drying, multi-stage utilization of smoke heat, semicoke and sludge mixed fuel preheating, utilization of air separation system cold energy, hearth partition combustion, burnout air arrangement, primary air and secondary air oxygenation treatment, and the coal-fired power plant boiler blending combustion semicoke and sludge low-NOx cofiring method is put forwards. Due to semicoke and sludge pretreatment and reasonable organized combustion, combustion stability inside a hearth is improved, NOx exhaust is reduced, and efficient and clean utilization of semicoke and large-scale harmless sludge disposal are achieved.
Owner:XI AN JIAOTONG UNIV

Integrated full closed-loop ecological circular agriculture system and operation technology thereof

The invention provides an integrated full closed-loop ecological circular agriculture system. The integrated full closed-loop ecological circular agriculture system comprises a stereoscopic planting facility built on the ground, an anaerobic fermentation sub system arranged under the ground, a solid-liquid separation device, a marsh gas power generation device and a waste heat recycling device. The marsh gas power generation device is connected with the stereoscopic planting facility and used for supply power to the stereoscopic planting facility. The waste heat recycling device recycles the waste heat generated by the marsh gas generation device, and a heat output part of the waste heat recycling device is connected with a hydrolysis acidification pool and an anaerobic fermentation pool.The marsh gas generated by the agriculture system is completely used for power generation, the power energy, the waste heat and CO2 are all self utilized, and thus multi-stage utilization of energy issuccessfully achieved. The underground type anaerobic fermentation sub system is adopted, the investment cost is greatly reduced, the construction period is shortened, meanwhile, loss of heat in thewinter operation process of the project can be reduced advantageously, and the operation energy consumption of the system is reduced.
Owner:刘泓江

Preparing method of masson pine seedling culture medium

The invention relates to a preparing method of a masson pine seedling culture medium. The preparing process includes the steps that 50-60 parts of waste snake house packing, 25-40 parts of chinese mesona herb residues, 10-25 parts of manioc residues, 10-20 parts of straw pellets, 5-10 parts of ramulus mori pellets, 3-8 parts of cob residue pellets and 3-5 parts of bagasse pellets are weighed by weight; the raw materials are mixed uniformly to obtain a premix compound; mixed bacteria are added into the premix compound; the premix compound and the mixed bacteria are mixed uniformly and then putinto a tunnel fermenting kiln to conduct fermentation; pasteurization is conducted on the premix compound obtained after fermentation to obtain culture material; the culture material obtained after pasteurization is placed in a edible fungi cultivation shed to be cooled to 25 DEG C or below, edible fungus strains are planted to conduct edible fungus cultivation; after edible fungus cultivation isfinished, masson pine branch and leaf pellets are added, the mixture is placed for one week or more and turned then to obtain the masson pine seedling culture medium. Masson pines cultivated by the seedling culture medium are high in survival rate and have developed lateral and fibrous roots.
Owner:广西仁泰生物科技有限公司

Process for reducing and extracting iron from high-iron red mud

The invention provides a process for reducing and extracting iron from high-iron red mud. The process comprises the following steps: drying the high-iron red mud, crushing the dried high-iron red mudinto particles with the particle size of less than 1 mm, and mixing the particles with a carbon-based reducing agent to prepare high-iron red mud carbon-containing pellets; adding the high-iron red mud carbon-containing pellets, pulverized coal/coke powder and calcium oxide into a rotary kiln to be subjected to reduction roasting, wherein the roasting temperature is controlled to range from 1,050DEG C to 1,250 DEG C, the roasting time is controlled to range from 90 min to 180 min, and obtaining a submerged arc furnace molten material after roasting; and adding the submerged arc furnace moltenmaterial into a submerged arc furnace to be heated, melted and reduced, wherein the melting reduction temperature is controlled to range from 1,350 DEG C to 1,550 DEG C, the time is controlled to range from 30 min to 80 min, and iron oxide in the molten material is completely reduced into metal iron. The process disclosed by the invention solves the problems of high energy consumption, low magnetic separation iron ore concentrate recovery rate, massive existence of iron-aluminum isomorphism and iron-aluminum oxide solid solutions, difficulty in iron-aluminum separation and the like in the existing red mud iron recovery process.
Owner:NORTHEASTERN UNIV

Elevator capable of being transformed into dock ramp

The invention discloses an elevator capable of being transformed into a dock ramp. The elevator comprises a frame and a lifting mechanism, wherein the lifting mechanism is arranged on the upper end face of the frame and comprises two sets of multistage hydraulic lifting sleeves, a single-stage sliding rail frame, a multi-stage sliding rail frame and a plurality of rectangular loading plates. The lower ends of the multistage hydraulic lifting sleeves are arranged at the positions of two adjacent vertexes of the upper end face of the frame. The single-stage sliding rail frame comprises two parallel sliding rails arranged at an interval and connection rods fixedly arranged at the ends in the same directions of the sliding rails. The multi-stage sliding rail frame comprises at least two single-stage sliding rail frames. A long strip-shaped through groove is formed in the position close to one end of the lateral wall of each loading plate, and one connection rod penetrates into one corresponding long strip-shaped through groove, so that the loading plates can rotate at will relative to the connection rods. The elevator capable of being transformed into the dock ramp is simple in structure, and transformation between the elevator and the dock ramp can be achieved conveniently and quickly.
Owner:苏州美罗升降机械有限公司

Drying system and method using greenhouse combining industrial waste heat with solar energy

The invention discloses a drying system and method using a greenhouse combining industrial waste heat with solar energy. On the basis of using solar energy to heat the greenhouse, the industrial wasteheat is utilized in multiple stages; high-temperature steam entering from a heating-network inlet condenses to release heat in a steam-air heater to become high-temperature hot water; after flowing into a steam condensate-water tank, the high-temperature hot water flows into a heating pipeline of a water-water heat exchanger I and a heating pipeline of a water-water heat exchanger II, heats a floor heating pipe under the ground of the greenhouse through the water-water heat exchanger I, heats an air heating coil in a fresh air pipeline through the water-water heat exchanger II, and finally flows out through a heating-network outlet; air heated by the steam-air heater is blown to a reticular to-be-dried-material storing platform in the greenhouse through an air supply fan; and heat in exhaust air is recovered through a waste heat recoverer and used for heating fresh air. Compared with the traditional drying system, the drying system achieves the multi-stage utilization of the industrial waste heat as well as the recovery of the heat in the exhaust heat.
Owner:JIANGSU UNIV

Universal device capable of achieving exchange between boarding bridge and lift

The invention discloses a universal device capable of achieving exchange between a boarding bridge and a lift and belongs to the field of lifting machinery. The universal device comprises a frame body and a shape changing device arranged on the upper end face of the frame body. The shape changing device comprises two multistage hydraulic lifting sleeves, single-stage sliding rail frames, a multistage sliding rail frame, multiple first plates and multiple second plates, wherein each single-stage sliding rail frame comprises two sliding rails and a connecting rod, the two sliding rails are arranged in parallel in a spaced mode, and the connecting rod is fixedly arranged on the side wall of the same end of the two sliding rails; the multistage sliding rail frame comprises at least two single-stage sliding rail frames, and the sliding rails of the two single-stage sliding rail frames are connected with one another in parallel in a one-to-one correspondence and sliding mode; the end, close to the side wall, of each first plate is provided with a strip type through groove which penetrates through one side wall of the first plate and extends to the other opposite side wall; every two second plates form one set, and the lower edges of each set of second plates are in pivoted connection with the two edges, perpendicular to the axial direction of the strip type through groove, of the corresponding first plate respectively. The universal device is simple in structure, high in utilization rate and capable of achieving large-scale production and selling.
Owner:苏州美罗升降机械有限公司

Graphene oxide film-based electric energy generation method

The invention relates to a graphene oxide film-based electric energy generation method, and belongs to the field of a functional material. The method comprises the steps of respectively placing two same conductive materials on a graphene oxide film, and ensuring fastening installation to form a power generation device; and changing a humidity environment of the graphene oxide film by interruptedlyapplying humidity into the power generation device so as to generate electric energy, wherein the conductive material is a metal conductive material or a non-metal conductive material, and the thickness of the graphene oxide film is 100 nanometers to 100 micrometers. By the method, the electric energy is spontaneously generated, and no extra charging process is needed; and different from an energy device such as a solar cell limited by an external environment, the method has the advantages that the power generation process can be achieved only by changing the humidity and only involves the graphene oxide film and the moisture humidity changing process, the process is completely green and environmental-friendly, the method can be used for acquiring energy from automobile exhaust, and multi-stage utilization of energy is achieved.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Composite rainwater power generation device based on micro bucket and pvdf film piezoelectric technology

The invention provides a composite rainwater power generation device based on a mini water bucket and a PVDF film piezoelectric technology, and belongs to the field of hydroelectric generation. The device solves the problems that an existing rainwater power generation device is high in cost and complex in installation and debugging. The device comprises a water level automatic control unit arranged on a water inlet of a rain drainage pipeline, a mini water buckle power generation unit arranged under the water level automatic control unit, and a PVDF piezoelectric module power generation unit arranged on a water outlet of the rain drainage pipeline. The water level automatic control unit comprises a floating ball, a V-type connecting rod, a partition board with a through hole, a valve and a magnet, wherein the V-type connecting rod is fixed to the inner side wall of the rain drainage pipeline, the lower portion of the V-type connecting rod is provided with the partition board with the through hole, and the valve is matched with the through hole in the partition board to control flowing and stopping of rainwater. The mini water bucket power generation unit comprises a mini water bucket hub, m mini water bucket vanes, a driving wheel, a driven wheel, a belt and a water bucket power generation circuit. The PVDF piezoelectric module power generation unit comprises a PVDF piezoelectric film and a PVDF power generation circuit.
Owner:HARBIN INST OF TECH

Novel heat energy utilization system and novel heat energy utilization method for cyclohexanol production

The invention discloses a novel heat energy utilization system and a novel heat energy utilization method for cyclohexanol production. The novel heat energy utilization system comprises a benzene recovery tower heat energy utilization unit, a cyclohexene recovery tower heat energy utilization unit, a cyclohexene removal tower heat energy utilization unit and a cyclohexane refining tower heat energy utilization unit. The novel heat energy utilization system and the novel heat energy utilization method for cyclohexanol production have the advantages that the process heat in the system can be utilized and recovered to the maximum limit, the consumption of boiler steam is reduced, simultaneously the usage amount of industrial circulating water is reduced, and the consumption of circulating water and the consumption of electric energy are reduced. The novel heat energy utilization system for cyclohexanol production has the characteristics that according to the level of the energy of each device for cyclohexanol production, reasonable heat recovery ways and heat exchange devices are designed, and energy saving and consumption reduction are realized to the maximum limit. By adopting the processes and the devices disclosed by the invention, the consumption of the steam for per ton of cyclohexanol can be reduced by 2.0-2.5 tons, the usage amount of the circulating water can be reduced by 200-250 tons, and the production cost can be reduced by 350-425 yuan/ton.
Owner:李洪震

High-ammonia nitrogen high-salt wastewater resourceful treatment method

The invention discloses a high-ammonia nitrogen high-salt wastewater resourceful treatment method which comprises the following steps: with the combination of steam stripping distillation and evaporation, firstly, evaporating wastewater so as to obtain ammonia-containing steam and crystal salt; performing heat exchange on the ammonia-containing steam with a reboiler so as to provide a heat source to a steam stripping distillation tower; centrifuging the crystal salt, abd recycling the crystal salt; feeding weak aqua ammonia obtained after heat exchange of the ammonia-containing steam into the steam stripping distillation tower for deamination concentration so as to obtain ammonium hydroxide recycling, performing up-to-stand discharge on the effluent, or recycling the effluent for production. By adopting the method disclosed by the invention, secondary steam generated from evaporation is adopted as the heat source of the steam stripping distillation tower, steam condensate is adopted as fed water of the steam stripping distillation tower, no intense corrosion medium or caking component is introduced, requirements on equipment materials are reduced, meanwhile the problem that the steam stripping distillation tower is blocked is solved, the cost is reduced, and good market prospects are achieved.
Owner:徐州赛科康仑智能装备有限公司

Foldable type tidal current power generation and seawater desalination integrated group

The invention discloses a foldable type tidal current power generation and seawater desalination integrated group. The foldable type tidal current power generation and seawater desalination integrated group comprises a hydraulic energy power generation module, a seawater desalination module and a circuit control module. The circuit control module comprises a controller and a voltage stabilizer; the hydraulic energy power generation module comprises a power generator and an energy collection system; the seawater desalination module comprises a seawater pump, a booster pump and a high-pressure pump; the first end of the controller is connected with the output end of the hydraulic energy power generation module through the voltage stabilizer; and the second end of the controller is connected with the seawater pump, the booster pump and the high-pressure pump in the seawater desalination module in parallel. The foldable type tidal current power generation and seawater desalination integrated group not only can be used for power generation and utilization, but also can make tidal current energy be directly used for seawater desalination when power is not needed, thereby achieving multi-stage utilization of the tidal current energy, effectively utilizing resources, avoiding the problem of power storage, reducing cost and avoiding resource waste.
Owner:TIANJIN UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products