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68results about How to "Improve electricity production efficiency" patented technology
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Microbial desalting cell (MDC)
InactiveCN102329007ALower internal resistanceImprove electricity production efficiencyBiological water/sewage treatmentElectrical batteryDesorption
The invention discloses a microbial desalting cell (MDC) which comprises an anode chamber, a desalting chamber and a cathode chamber, wherein a negative membrane is arranged between the anode chamber and the desalting chamber; a positive membrane is arranged between the desalting chamber and the cathode chamber; an anode is arranged in the anode chamber, and an electrogenesis microbial membrane is attached to the anode; a cathode is arranged in the cathode chamber; the anode and the cathode are communicated through a wire; and a positive-negative ion exchange resin is arranged in the desalting chamber. On the basis of the configuration of the traditional MDC, the MDC provided by the invention refers to the working principle of packed bed electrodialysis, and the positive-negative ion exchange resin is added into the desalting chamber to adsorb positive and negative ions, thereby implementing desalting; and meanwhile, the desorption regeneration of the resin and the detachment of the positive and negative ions are implemented under the action of the internal electric field of the MDC, thereby reducing the internal resistance of the MDC in the aspect of effect, and enhancing the efficiency of the sewage purification, electricity generation and desalting process.
Owner:TSINGHUA UNIV
Anaerobic ammonia oxidation microbiological fuel cell
InactiveCN101794896ALower internal resistanceImprove performanceFinal product manufactureTreatment with anaerobic digestion processesInternal resistanceData acquisition
The invention discloses an anaerobic ammonia oxidation microbiological fuel cell, which consists of a constant temperature stirring system, a reaction system and a data acquisition monitoring system, wherein the constant temperature stirring system is provided with a constant temperature magnetic stirrer body and a magnetic stirring bar; the reaction system is provided with a cylindrical reactor body and a sealing cover; the lower and upper parts of the cylindrical reactor body are provided with a water inlet pipe and a water outlet pipe respectively; an electricity generation matrix is arranged in the cylindrical reactor body; anaerobic ammonia oxidation bacteria and a film-formed anode and a film-formed cathode to which the anaerobic ammonia oxidation bacteria is attached are immersed in the electricity generation matrix; the upper part of the sealing cover is provided with an anode wire fixing tube, a cathode wire fixing tube, a sampling tube and a reference electrode fixing tube; a seal ring is arranged between and connected by flanges with the cylindrical reactor body and the sealing cover; and the data acquisition monitoring system is provided with a load, a wire, a data acquisition device and an on-line computer. The device of the invention has the advantages of simple structure, low manufacturing cost, small internal resistance, efficient and stable performance and capability of realizing synchronous wastewater denitrification and biological electricity generation.
Owner:ZHEJIANG UNIV
Method for manufacturing air cathode of single-chamber microbial fuel cell
The invention belongs to the field of electrochemistry and relates to a method for manufacturing an air cathode of a single-chamber microbial fuel cell. The manufacturing method comprises the following steps: with carbon paper or carbon cloth as a support, mixing PVDF (Polyvinylidene Fluoride) emulsion and carbon black powder, uniformly daubing the mixture on one side of the support, drying, and sintering at high temperature to form a carbon-based layer; daubing the PVDF emulsion on the carbon-based layer, drying, and sintering at high temperature to form an air diffusion layer; and bonding Pt / C on the other side of the support by utilizing a Nafion adhesive to serve as a catalyst layer, thus preparing a novel air cathode. The sintering temperature is as high as 370 DEG C in the common operation of manufacturing the air cathode by utilizing PTFE (Polytetrafluoroethylene) at present, the requirement on the sintering temperature of the process according to the invention is low, and the cost of the used PTFE is only 1 / 3 of the PTFE. According to theoretical and actual verification, the manufactured air cathode is low in manufacturing cost and is high-performance.
Owner:INST OF CHEM CHINESE ACAD OF SCI
Microbial fuel cell constructed wetland device and sewage purification method
ActiveCN108178320AEasy to handleImprove biodegradabilityTreatment by combined electrochemical biological processesWater contaminantsConstructed wetlandElectricity
The invention relates to a microbial fuel cell constructed wetland device. The device consists of a hydrolysis acidification pool, a microbial fuel cell constructed wetland main body and an external circuit that are connected in order. The microbial fuel cell constructed wetland main body comprises a gravel water distribution layer, an anode area, an oxygen producer layer, a cathode area and an aquatic plant from bottom to top in order. The lower part on one side of the microbial fuel cell constructed wetland main body is provided with a water inlet, the other side top is equipped with a wateroutlet, the water inlet is communicated with a water outlet at the lower part on one side of the hydrolysis acidification pool through a pump and a pipeline, and a water inlet at the lower part on the other side of the hydrolysis acidification pool is communicated with a sewage inlet pipe. The external circuit consists of an anode, a cathode and a copper core lead connected to the anode and cathode, and a circuit switch is in tandem connection to the copper core lead. The wetland device provided by the invention has the characteristics of simple structure and convenient operation, and by regulating the electrode dissolved oxygen environment, can show excellent power production efficiency while strengthening the constructed wetland sewage treatment effect.
Owner:NANJING UNIV OF TECH
Method of synchronously degrading excess sludge and treating hexavalent chromium wastewater
InactiveCN105293855AAchieve removalRun fastWater contaminantsWater/sewage treatment by electrochemical methodsSludgePotassium
The invention provides a method of synchronously degrading excess sludge and treating hexavalent chromium wastewater, and relates to a method of recycling the excess sludge and treating the chromium-containing wastewater. The invention aims to solve the problem that the current treatment cost for treating excess pollutants is high by utilizing microbial fuel cells. The method comprises the steps of 1, setting up a double-cell-structure reactor; 2, adding the excess sludge and nutrient solutions into an anode chamber of the reactor, adding potassium ferricyanidecatholyte into a cathode chamber, and performing cultivation, wherein when the voltage output is greater than 0.6 V, starting is successful; 3, adding the excess sludge and the nutrient solutions to be treated into the anode chamber, adding the hexavalent chromium wastewater to be treated into the cathode chamber, and performing treatment, wherein a treatment period of the excess sludge is 40 to 50 days, the degradation rate of the excess sludge can reach 38 percent to 62 percent, a reduction period of the hexavalent chromium wastewater is 2 to 10 days, the degradation rate of hexavalent chromium can reach 66.4 percent to 93.2 percent, and the purpose of synchronously degrading the excess sludge and treating the hexavalent chromium wastewater is realized.
Owner:HARBIN INST OF TECH
Method for manufacturing microbiological fuel cell (MFC) based on composite nano-interface
ActiveCN102082285AImprove electricity production efficiencyImprove power generation performanceCell electrodesFinal product manufactureMicrobial fuel cellMicroorganism
The invention provides a method for manufacturing a microbiological fuel cell (MFC) based on a composite nano-interface. The manufacturing method comprises the following steps: preparation of an anode; and preparation of a cathode. A previously-manufactured modified electrode and a previously-manufactured platinum-doped electrode are respectively used as the anode and cathode of the MFC. The related composite nano-interface can be used as the anode of the MFC. Since the MFC is modified by a nano-material which has the advantages special surface effect, volume effect and quantum size effect, the specific area of the anode of the MFC and microbiological adhesion can be improved, thereby remarkably improving the electricity-producing efficiency of the MFC. A result proves that the electricity-producing efficiency of the MFC which is manufactured in a self-assembly mode by the manufacturing method is greatly improved.
Owner:SOUTHEAST UNIV
Microbial fuel cell electrode having photocatalytic synergistic effect as well as preparation method and application of electrode
ActiveCN105428663AImprove electricity production efficiencyExpand the scope of useCell electrodesFinal product manufactureMicrobial fuel cellBiofilm
The invention discloses a microbial fuel cell electrode having a photocatalytic synergistic effect as well as a preparation method and an application of the electrode. The electrode comprises a carbon cloth supporting body, a tourmaline and reducing substance mixed powder layer and a modified photocatalytic material, wherein the tourmaline and reducing substance mixed powder layer are attached to the outer surface of the carbon cloth supporting body, and the modified photocatalytic material is attached to the surface of the tourmaline and reducing substance mixed powder layer. Microbes and a photocatalyst in the electrode have a coupling effect during degradation of wastewater; the modified photocatalyst has the visible-light response, and limitations on usage conditions of the photocatalyst are greatly reduced; tourmaline has pyroelectricity and piezoelectricity and can produce permanent weak current, the service life of hole-electron pairs produced on the surface of the photocatalytic material is prolonged under the effect of the current, and the photocatalytic efficiency is improved. Besides, tourmaline and reducing substance mixed powder can effectively ease transfer of holes-electrons or oxidized ions produced by photocatalysis to a biological membrane, and the activity of the microbes is guaranteed.
Owner:NANJING UNIV OF TECH
Microbial fuel cell with double chambers for simultaneous phosphorus and nitrogen removal
InactiveCN103956510ASimultaneous nitrogen and phosphorus removalSimultaneous power generationElectrolyte stream managementBiochemical fuel cellsInternal resistanceData acquisition
The invention discloses a microbial fuel cell with double chambers for simultaneous phosphorus and nitrogen removal. The fuel cell comprises a reaction system and a data acquisition monitoring system. The reaction system comprises an anode reaction system and a cathode reaction system, wherein the anode reaction system comprises anode microorganisms, an anode electrode, an anode chamber, a sampling hole, a sample feeding hole and an electrolyte; the cathode reaction system comprises cathode microorganisms, a cathode electrode, a cathode chamber, a water feed pipe, a water outlet pipe, a constant flow pump hose, an air-blowing pump, a brown buffer bottle, an aeration head, a constant flow pump and an electrolyte. The anode electrode and the cathode electrode are tightly attached on the two sides of a proton exchange membrane. The data acquisition monitoring system comprises a static wire, a load, a lead, a data acquirer and a computer. The microbial fuel cell runs discontinuously, and is simple in structure, low in internal resistance and efficient and stable in performance; the microbial fuel cell has the effects in two aspects of capacity and water treatment, and therefore, a new method is developed for phosphorus and nitrogen removal by use of the microbial fuel cells.
Owner:SOUTH CHINA UNIV OF TECH +1
System and method by utilizing fuel cell to treat organic wastewater and synchronously repair soil heavy metal
PendingCN108339846AMaintain fertilityWon't happenWater contaminantsContaminated soil reclamationData acquisitionSoil heavy metals
The invention discloses a system and a method by utilizing a fuel cell to treat organic wastewater and synchronously repair heavy metal in soil. The system comprises a microbiological fuel cell, a data acquisition regulation and control device and a soil electrodynamic remediation device. One end of the data acquisition regulation and control device is connected with an anode unit and a cathode unit through lead wires correspondingly; the other end of the data acquisition regulation and control device is connected with a negative electron and a positive electrode through lead wires correspondingly; and the data acquisition regulation and control device is used for acquiring a voltage signal generated by the microbiological fuel cell and for regulating and controlling the magnitude of electric current received by the soil electrodynamic remediation device. By utilizing the microbiological fuel cell to treat organic wastewater, wastewater is treated, and electric energy is generated to remove the heavy metal in the soil; the system and the method do not damage a soil structure and the organic content in the soil is not affected; and at the same time, the data acquisition regulation and control device is adopted, so that the electric energy utilization efficiency of the microbiological fuel cell is improved effectively and the removal rate of the heavy metal in the soil is reduced.
Owner:QINGDAO UNIV OF SCI & TECH
Technique for treating fermentation wastewater by microbial fuel cell
InactiveCN105140549AChange surface chargeChange hydrophilicityFinal product manufactureBiochemical fuel cellsSodium acetateChemical oxygen demand
The invention discloses a technique for treating fermentation wastewater by a microbial fuel cell, and relates to a technique for treating wastewater. The method comprises the steps as follows: with conductive glass, carbon cloth or a carbon felt as electrode materials, active groups, polyelectrolyte multilayer films or nanoparticles / polyelectrolyte multilayer films are respectively modified on the electrode materials by an alkaline hydrolysis method, an acid hydrolysis method and a layer-by-layer self-assembly technique; the series materials are applied to an anode of a microbial fuel cell reaction device to treat the fermentation wastewater; with sodium acetate and lotus pond sludge as substrates, a microbial fuel cell system with a relatively high electricity generating rate, relatively good chemical oxygen demand (COD) removal effects and relatively high coulombic efficiency is obtained. The microbial fuel cell system is good in process repeatability, safe and reliable; the fermentation wastewater is treated; meanwhile, a relatively high electricity generating quantity and a relatively high electricity generating rate are achieved; the problems that the traditional microbial fuel cell is low in electricity generating efficiency and low in sewage COD removal rate are effectively solved; and the technique has a good industrial application prospect.
Owner:SHENYANG INSTITUTE OF CHEMICAL TECHNOLOGY
Device and method for preparing biochar-mediated solid biofilm MFC accelerator
ActiveCN109841842AAchieve preparationSimple structureCell electrodesBiochemical fuel cellsInternal resistanceEngineering
The invention relates to a device and method for preparing a biochar-mediated solid biofilm MFC accelerator. The device comprises a microbial fuel cell unit, a heating unit and a vacuum freeze-dryingunit. An anode chamber of the microbial fuel cell unit comprises an anode chamber a region and an anode chamber b region which are separated by a filter plate, and the filter plate is provided with equally spaced sieve holes and a brushed scraper. The present invention also discloses a method for preparing the MFC accelerator by using the device. The preparation of the biochar-mediated solid biofilm MFC promoter is effectively realized, the oxygen-free operation of the preparation process is ensured, the provided preparation device has the advantages of simple and compact structure and convenient operation and plays a positive role in shortening an MFC startup time, rapidly enriching and stabilizing anode chamber microorganisms, effectively improving the sufficiency of MFC organic matter degradation and the efficiency of the conversion of chemical energy into electrical energy in an organic matter, reducing the internal resistance of a battery, and improving the efficiency of electricity generation.
Owner:NORTHWEST A & F UNIV
Solar street lamp structure with adjustable angle
InactiveCN101907260ASimple structureLow costBatteries circuit arrangementsLighting support devicesSolar angleEngineering
The invention relates to a solar street lamp structure with an adjustable angle, which comprises a street lamp holder, a light-emitting unit, a solar panel, a power accumulating part and a braking part, wherein a bracket of the street lamp holder is movably combined with a bearing part through a coupling unit, and the power accumulating part is arranged in the street lamp holder; and a braking unit of the braking part is arranged between the bracket and the bearing part, thus the braking part can adjust the angle between the bearing part and the bracket through the braking unit so that the light-emitting unit and the solar panel which are arranged at the bearing part can be adjusted synchronously. Thus, the solar panel can be adjusted with the solar angle to increase the power generation efficiency, and the light-emitting unit can also be adjusted to change the illumination direction of the solar street lamp structure, thereby achieving the effect of extending the application range of the solar street lamp structure.
Owner:POWER LIGHT TECH
Proton exchange fuel cell
PendingCN110061260AImprove electricity production efficiencyReduce temperature rise rateFinal product manufactureCollectors/separatorsElectricityHydrogen channel
The invention relates to a proton exchange fuel cell. The proton exchange fuel cell comprises a plurality of single cells. The single cell comprises an anode plate, a cathode plate and a proton exchange membrane. A hydrogen channel is formed between the anode plate and the proton exchange membrane, and an oxygen channel is formed between the cathode plate and the proton exchange membrane. The anode plate and the cathode plate are attached opposite to each other, and a plurality of cavities are attached to the back surfaces of the anode plate and the cathode plate, so as to form a coolant channel for a coolant to circulate. A plurality of flowing channels which are arranged in parallel are arranged on the anode plate and the cathode plate. A plurality of pressure-shaped turbulent flow protrusions, arranged in a staggered mode, are arranged at the bottom of each flowing channel along the length direction of the flowing channel. In this way, the hydrogen, the fuel gas and the coolant canbe rolled up and down in the flowing process, so that the flow states of the fluid are converted into turbulent flow through laminar flow, and the reaction speed and the completeness of the fluid fuelare improved; and in addition, the effect of the coolant is further enhanced, so that the temperature rise speed of the cell in the electricity production process is reduced.
Owner:SUZHOU DONGFENG FINEBLANKING ENG
Modified ITO electrode for improving electricity production efficiency of electricity producing bacteria and preparation method thereof
ActiveCN106226372AEasy to transformImprove electricity production efficiencyMaterial analysis by electric/magnetic meansPlatinumElectricity
The invention discloses a modified ITO electrode for improving electricity production efficiency of electricity producing bacteria and a preparation method thereof. The method comprises the following steps: reacting the amine group on a protein shell of M13 bacteriophage with ferrocene formaldehyde for connection, and uniformly coating the surface of ITO; assembling a three-electrode reactor and conducting electrochemical parameters scanning by an electrochemical workstation; and using the modified electrode as a working electrode, Ag / AgCl as a reference electrode and platinum wire as a negative electrode. In this environment, the electron transfer efficiency and capacity of the electricity producing bacteria can be accelerated. The electrode modification method is more simple and feasible compared to gene reconstruction on electricity producing bacteria for improvement of electricity producing capability, and has good development space.
Owner:SOUTHEAST UNIV
Microbial fuel cell based on trimethylamine oxide medium
InactiveCN105355929ALarge activation areaEnhance electrostatic interactionCell electrodesFinal product manufactureMicrobial fuel cellMicroorganism
The invention discloses a microbial fuel cell based on a trimethylamine oxide medium, and belongs to the field of biological fuel cells. The microbial fuel cell based on the trimethylamine oxide medium comprises a reactor, a cell positive electrode and a cell negative electrode, wherein the reactor is arranged in a shell, the cell positive electrode and the cell negative electrode are arranged outside the shell, the bottom of the cell positive electrode is connected to one end of the reactor, and the bottom of the cell negative electrode is connected to the other end of the reactor. The microbial fuel cell based on the trimethylamine oxide medium has the advantages that the electrode surface activation area is large, the electrostatic interaction between microorganisms and the electrode surfaces is enhanced, microorganism adsorption performance is improved, catalysis performance is good, and therefore the cell yield is increased and the production cost is reduced.
Owner:CHENGDU 90 DEGREE IND PROD DESIGN CO LTD
Structure for simultaneously realizing ecological sewage treatment and microbiological fuel cell electrogenesis
InactiveCN102249423BPromote enrichmentRealize ecological purificationTreatment with anaerobic digestion processesBiochemical fuel cellsConstructed wetlandMicroorganism
Owner:SOUTHEAST UNIV
Solar-powered curtain wall roof device
PendingCN109347420ALarge irradiation areaImprove electricity production efficiencyPhotovoltaic supportsRoof covering using slabs/sheetsEngineeringSunlight
The invention discloses a solar-powered curtain wall roof device. The solar-powered curtain wall roof device comprises a deflection adjusting device, a support frame, solar-powered curtain wall boardsand a curtain wall spreading device, wherein the curtain wall spreading device comprises a mounting board; a transmission case is arranged on the mounting board; the transmission case is provided with two through sliding chutes; an upper pushing gear rack and a lower pushing gear rack are arranged in the two sliding chutes respectively in a slide manner; a right end of the upper pushing gear rackis fixedly connected with the solar-powered curtain wall board on a right side; the lower pushing gear rack is fixedly connected with the solar-powered curtain wall board on a left side; a transmission gear is connected between the lower pushing gear rack and the upper pushing gear rack in a meshing manner; the transmission gear is arranged in the transmission case; the transmission gear is fixedly connected with a transmission shaft; and the transmission shaft passes through a side face of the transmission case, and is in transmission connection with a spreading motor. The solar-powered curtain wall roof device is reasonable in structural design. The spreading manner of the solar-powered curtain wall boards and the projection angles of sunlight on the solar-powered curtain wall boards can be adjusted, so that the power generation efficiency of the solar-powered curtain wall boards is improved greatly.
Owner:江苏广源幕墙装饰工程有限公司
Monatomic air cathode, battery, electrochemical system and bioelectrochemical system
PendingCN108630950AEasy to manufactureImprove performanceCell electrodesBiochemical fuel cellsElectricityMetal catalyst
The invention discloses a monatomic air cathode, a battery, an electrochemical system and a bioelectrochemical system and particularly relates to a cathode. The cathode comprises a current collectionlayer and a catalyst layer, wherein the catalyst layer is arranged on the current collection layer and comprises an atomic-scale disperse metal catalyst. When the atomic-scale disperse metal catalystis used for catalyzing oxygen reduction reaction in the cathode, the catalyst has the advantages of high catalytic activity, high metal utilization rate and low cost; meanwhile, when the cathode is applied to the electrochemical system, the electron utilization rate can be increased, so that the electricity generation performance of the electrochemical system is improved.
Owner:TSINGHUA UNIV
Alternative Alternatecathode and anode denitrification and dephosphorization microbial fuel cell
ActiveCN103996866AAchieving processing powerRealize electricity productionBiochemical fuel cellsBiological water/sewage treatmentData acquisitionEngineering
The invention discloses an alternative cathode and anode denitrification and dephosphorization microbial fuel cell which comprises a reaction system and a data acquisition and monitoring system, wherein the whole reaction system consists of two inner loop sub-reaction systems which are in the same structure and mutually independent; each sub-reaction system comprises a reaction chamber, an electrode, a water inlet pipe, a water outlet pipe, a constant flow pump hose, an air blowing pump, a buffer bottle, an aeration head, a constant flow pump, a microbe and an electrolyte; the reaction chambers of the two sub-reaction systems are separated by a proton exchange membrane; the electrodes of the two sub-reaction systems are clung to cling tothe two sides of the proton exchange membrane; the air blowing pumps of the two sub-reaction systems are alternatively opened and closed; and the data acquisition and monitoring system comprises conductive wires, a load, lead wires, a data acquisition device and a computer. In anaerobic stages of anode chambers, an anaerobic phosphorus release process of phosphorus-accumulating bacteria is completed by using an organic matter as fuel. In aeration stages of cathode chambers, denitrification, dephosphorization and electrogenesis functions are synchronously achieved by using oxygen and nitric nitrogen as electron acceptors.
Owner:SOUTH CHINA UNIV OF TECH +1
Method and system for operating and maintaining photovoltaic power generation
InactiveCN106384297AAvoid interruptionImprove electricity production efficiencyData processing applicationsTransmissionData subjectPhotovoltaic power generation
The invention is suitable for the field of photovoltaic power generation and provides a method for operating and maintaining photovoltaic power generation, and the method comprises the steps: a server determines type information of data according to a data code transmitted by a photovoltaic substation, and a state of generating equipment is determined according to the type information of the data; when the state of the generating equipment is an abnormal operation state, the server transmits abnormal operation information to the photovoltaic substation through a terminal; when the state of the generating equipment is a normal operation state, the server transmits analyzed target data and the data code to the terminal, and wherein the target data is the data subjected to data analysis; and the terminal displays the target data to a user.
Owner:SHENZHEN HUITUO XINBANG TECH CO LTD
Microalgae type microbial fuel cell
PendingCN108155407ATo achieve resourceSimple structureBiochemical fuel cellsMicrobial fuel cellFuel cells
The invention discloses a microalgae type microbial fuel cell. An anode chamber is provided with a top cover, the lower portion of the anode chamber is provided with an air release opening, the side surface is provided with four water outlets which are used for discharging water and sampling; anaerobic sludge is placed on a reaction matrix in the anode chamber, and the top cover of a reaction areais provided with a top water inlet, a reference electrode as well as an anode conducting wire fixing opening and two reserved holes; a cathode chamber is provided with a sealing cover, the lower portion is provided with an air release opening, the side surface is provided with four water outlets, the cathode chamber is used for culturing algae, the top cover is provided with a top water inlet, areference electrode as well as a cathode conducting wire fixing opening and two reserved holes of different sizes; and the anode chamber and the cathode chamber are connected into a whole by virtue ofa flange, a silicone plate is arranged on the junction for sealing, and the silicone plate is provided with a proton exchanging membrane to separate the anode chamber and the cathode chamber. The cell is simple in structure and easy in implementation, and not only can the research use in the experimental period be satisfied, but also the theoretical foundation can be provided for the actual use of the microalgae microbial fuel cell.
Owner:CHANGAN UNIV
Immune modification treatment method for anode of microbial fuel cell
InactiveCN102306803AImprove electricity production efficiencyAvoid wastingCell electrodesMicrobial fuel cellElectricity
The present invention discloses an immune modification treatment method for an anode of a microbial fuel cell. The method is characterized in that: the anode of the microbial fuel cell is treated through the following ways: firstly modifying chemical molecule groups on the anode surface of the microbial fuel cell; adopting the chemical molecule groups to fix the colloidal gold particle-modified anti-electricigen antibody to form the anode of the immune modification treated microbial fuel cell. According to the method, the contact chance of the microbial and the anode surface is improved, and the electrical conduction efficiency between the microbial and the anode is improved.
Owner:SOUTHEAST UNIV
Manhole cover suitable for intelligent inspection well
InactiveCN109505311AImprove electricity production efficiencyAvoid stampedePhotovoltaic supportsArtificial islandsElectric energyEngineering
The invention discloses a manhole cover suitable for an intelligent inspection well. The manhole cover comprises a manhole cover body, a transparent protective layer and a solar panel, wherein the manhole cover body is in a shape like the Chinese character ao, the solar panel is arranged in a groove of the manhole cover body, the transparent protective layer is in a shape like the Chinese character tu, the transparent protective layer is arranged on the open end of the groove of the manhole cover body and forms a sealed first area together with the solar panel and the groove, and the first area is filled with gas for absorbing visible light. The manhole cover suitable for the intelligent inspection well has the advantage that electric energy can be efficiently generated and can be suppliedto the intelligent inspection well.
Owner:上海邦芯物联网科技有限公司
Biological-agent fuel cell
InactiveCN103337651AImprove electricity production efficiencyGood symbiosisCell electrodesBiochemical fuel cellsBacillus licheniformisEngineering
The invention discloses a biological-agent fuel cell. The biological-agent fuel cell comprises microbial fuel, wherein the microbial fuel is formed by mixing bacillus pumilus, bacillus licheniformis, rhodopseudomonas palustris, pseudomonas aeruginosa, sulfuric-reducing geobacter and sulfolobus propionate. The biological-agent fuel cell disclosed by the invention has the advantages that by selection of proper electricity-generating microbes, the electricity-generating efficiency of the microbes is greatly improved; and due to better symbiotic synergy among multiple microbes, the defects of low efficiency and single substrate and the like of single electricity-generating microbes in the prior art are overcome, so that the application prospect is good.
Owner:STATE GRID CORP OF CHINA +1
Capacitive microbial desalination battery device and method applied to chemical tail water treatment
ActiveCN111816902ARealize synchronous processingExtended service lifeBiochemical fuel cellsBiological water/sewage treatmentFiberCarbon film
The invention discloses a capacitive microbial desalination battery device and method applied to chemical tail water treatment, and belongs to the technical field of water resource treatment. The battery device comprises an anode chamber, a desalting chamber and a cathode chamber which are separated by an anion exchange membrane and a cation exchange membrane respectively; the anode is made of a carbon material, and the cathode is a hollow carbon fiber-carbon film capacitor electrode formed by a hollow carbon fiber-carbon film capacitor layer, a titanium-based layer, a waterproof layer and a catalyst layer which are arranged in sequence; and the anode and the cathode are connected through an external circuit. The desalination method comprises the following steps: firstly, carrying out internal circulation on the chemical tail water in the anode chamber, connecting the anode chamber of the battery device with the desalination chamber in series after a specific retention time, enabling the water treated by the anode chamber to enter the desalination chamber, and carrying out circular treatment to remove salts and / or COD in the desalination chamber and the anode chamber. The device and the method can integrally and efficiently remove organic matters and salts in the chemical tail water and efficiently recover salts, are stable in structure and long in service life, and can be widely applied to treatment of various chemical tail waters.
Owner:NANJING UNIV OF SCI & TECH
Wind energy machine
InactiveCN111322199AImprove electricity production efficiencyReduce the impactMachines/enginesRenewable energy generationWind drivenEngineering
The invention belongs to the technical field of wind driven generators, and discloses a wind energy machine. The wind energy machine comprises fan blades and a center shaft, wherein the upper end of the center shaft is perpendicularly connected with two supporting rod sets, and the two supporting rod sets are perpendicular to each other and arranged in an up-and-down staggered mode; each supporting rod set comprises two supporting rods, and the two supporting rods in each supporting rod set are symmetrically arranged with the center axis as a center axis; the ends, away from the center shaft,of the four supporting rods are each movably connected with a fan blade, and the four fan blades are arranged on the same side of the corresponding supporting rods. According to the wind energy machine, the fan blades following the wind direction are blown by wind power to the maximum extent, and the rotation of the fan blades is accelerated, so that the rotation of the center shaft is accelerated, and the power generation efficiency is improved; and the fan blades against the wind direction are rapidly opened to the position parallel to the against wind, and the influence of natural wind is reduced to the maximum extent, so that the resistance is rapidly reduced, and through cooperation with the fan blades following the wind direction, the power generation efficiency is integrally improved.
Owner:邓虎成
Generating system and generating method by utilizing landfill gas
InactiveCN102562278AOptimizing Landfill Gas QualityImprove electricity production efficiencyCombination devicesInternal combustion piston enginesElectricityVapor–liquid separator
The invention discloses a generating system and a generating method by utilizing landfill gas. The generating system comprises multiple intake pipes which are arranged at each landfill, main pipes which are connected with the outlet of each intake pipe by virtue of a pipe connector, the outlet of each main pipe is connected with a primary gas-liquid separator by virtue of the pipe connector, the outlet of the primary gas-liquid separator is connected with a secondary gas-liquid separator by a compressor by virtue of the pipe connector, the outlet of the secondary gas-liquid separator is connected with a gas engine by virtue of the pipe connector, the gas engine is connected with a generator in a transmission manner, the liquid outlet of each main pipe, the liquid outlet of the primary gas-liquid separator and the liquid outlet of the secondary gas-liquid separator are connected with a collecting pipe by virtue of the pipe connector. The invention also discloses a generating method applying the generating system. The generating system and the generating method disclosed by the invention have the advantages of large processing gas range, high electricity producing efficiency, high safety and reliability and no secondary pollution.
Owner:UNIVERSTAR SCI & TECH SHENZHEN
Natural dye-sensitized solar cell apparatus and manufacturing method thereof
InactiveCN106252082AHigh adsorption rateImprove photoelectric performanceLight-sensitive devicesCapacitor housing/encapsulationEngineeringGraphite
The invention discloses a natural dye-sensitized solar cell apparatus and a manufacturing method thereof. The manufacturing method comprises steps of preparing dye, preparing a sizing agent, preparing photo anode, preparing an electrolyte, preparing a counter electrode by using a piece of graphite-plated conducting glass, and assembling a cell. Meanwhile, the invention also discloses a natural dye-sensitized solar cell apparatus. In order to overcome defects in the dye molecule, the manufacturing process, and the structural design of the dye-sensitized solar cell in the prior art, the apparatus and the process employ the available natural dye molecule with the low cost as a sensitizer and an ultraviolet curing resin encapsulation process is developed; and the non-woven fabrics are used to manufacture a diaphragm. Therefore, the cost of the dye-sensitized solar cell is reduced substantially; the power generating efficiency is improved; and the applicability of dye sensitization is enhanced.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY
A microbial fuel cell coupled electrode biofilm phosphorus and nitrogen removal system and its application
InactiveCN103979688BReduce investmentRapid responseWater contaminantsBiological water/sewage treatmentEnergy sourceDenitrification
Owner:SOUTHEAST UNIV
Novel fuel cell
InactiveCN103337652AStrong electricity production capacityImprove electricity production efficiencyCell electrodesBiochemical fuel cellsElectric energyCationic exchange
The invention discloses a novel fuel cell. The novel fuel cell comprises a cathode, catholyte, an anode, anolyte, microbial fuel, a cation exchange membrane, a wire and a resistor, wherein the cathode, the anode and the resistor are connected in series by wires to form a loop. The invention also discloses microbial fuel. The novel fuel cell disclosed by the invention has the advantages that the structure is simple, abundant maintenance is not needed, and the cost for building and operation is low; and the two purposes of removing pollution and generating electric energy can be simultaneously achieved.
Owner:STATE GRID CORP OF CHINA +1
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