218results about How to "Alleviate the energy crisis" patented technology

The invention discloses short fiber of polyethylene terephthalate and a method for producing the same. A raw material for preparing the polyethylene terephthalate is glycol, wherein a carbon element of the glycol comes from a biological material. The cutting length of the short fiber obtained by adopting a conventional pre-spinning and post-spinning process is between 4 and 10 mm; the titer is between 6.5 and 6.8 dtex; the strength is between 3.0 and 4.0 cN/dtex; and the elongation is between 20 and 40 percent. Compared with the prior short fiber, the preparation of the short fiber of the polyethylene terephthalate utilizes bio-based glycol to replace glycol as a conventional petroleum source, reduces dependence on petroleum, relieves energy crisis, simultaneously improves the utilization of crops and achieves the effects of increment and profit generation.

A microbiological fuel cell and a method for generating electricity by use of straws relate to a fuel cell and a method for generating electricity. The invention solves the problem that crop straws are not used efficiently, and particularly straw solids are not directly used in MFC. The microbiological fuel cell of the invention is composed of a container, catalytic anodes, anode wires, air cathodes, cathode wires, a cathode cover and a sealing cover. The method of the invention includes the steps of the pretreatment of the straws, the detoxifying treatment of the straws to obtain a straw solid substrate and a straw liquid substrate, the start-up of the cell, the treatment of the straw solid substrate or the straw liquid substrate. When the electricity is generated by the invention by using the straw solid substrate, the maximum power of the cell reaches 502mW/m<2>, and the degradation rate is about 45percent. When the electricity is generated by using the straw liquid substrate, the maximum power reaches 1288m W/m<2>, and the degradation rate of COD is 60 percent. The invention has the advantages of simple technology, convenient operation, high efficiency, no pollution, reduction of cost and relief of the energy crisis, and the straws in rural areas can be used efficiently.

A dynamic carbon and static carbon mutual conversion method includes: planting rank vegetations, and repeatedly cutting and storing to convert 'dynamic carbon' in the atmosphere into 'static carbon' in the biosphere; controlling biomass oxidation quantity to balance the total quantity of 'dynamic carbon' in the atmosphere; intervening soil wind erosion, rock weathering, monsoon circulation and ocean current distribution regularities to restrain 'static carbon' in the biosphere, the hydrosphere and the lithosphere from transferring into the atmosphere; increasing biomass in coastal wetlands, continental shelf shallow areas, rivers and lakes to promote 'static carbon' in the hydrosphere to transfer into the lithosphere; replacing fossil fuels with clean energy to reduce incremental quantityof 'dynamic carbon' in the atmosphere; developing new climate economy to increase bio-carbon products and increase storage of 'static carbon' in the biosphere; clearing 'dynamic carbon' in the atmosphere according to physical and chemical methods so as to regulate the greenhouse effect, eliminate dust haze, slow down global climate change speed and prolong survival time of human on the earth.

The invention discloses an Ag3PO4 photocatalysis and artificial wetland microbial battery coupling system and application thereof. The system comprises an artificial wetland pool and a power supply used for photocatalysis, wherein a first gravel layer, an anode conductive filler layer, a second gravel layer and a cathode conductive material layer are distributed in the artificial wetland pool from bottom to top; an anode is formed by the anode conductive filler layer, a photocatalytic cathode is formed by the cathode conductive material layer, and the photocatalytic cathode and the anode are respectively led out by a lead and are connected with an external circuit; wetland plants are cultivated in the cathode conductive material layer; the cathode conductive material layer is filled with a conductive carbon material and an photocatalyst Ag3PO4. The invention also discloses the application of the system in treatment of dye wastewater. The invention couples a photocatalysis technology and an artificial wetland microbial battery, thus enhancing the treatment effect of the dye wastewater.

The invention provides a chance constraint planning based optimal configuration method of a distributed energy source. The method comprises the following steps of building a comprehensive optimal configuration model of the distributed energy source; determining a chance constraint condition of the comprehensive optimal configuration model of the disturbed energy source; determining an energy storage system configuration principle of the comprehensive optimal configuration module of the distributed energy source; and figuring out the comprehensive optimal configuration model of the distributed energy source. With the method proposed by the invention, the acceptable capability of a power distribution net on the distrusted energy source is effectively improved, the energy efficiency target and the low carbon target of a planning scheme can be met, economic requirement also can be met, the problems of site selection and constant volume of the distributed energy sources in places with different resource levels and economic development degrees can be solved, the application of the distributed energy source at a large scale is ensured, and the environmental pollution and energy crisis caused by fossil energy can be effectively relieved.

The invention discloses a series hybrid electric aircraft and a control method thereof. The Series hybrid electric aircraft includes a hybrid power system. The hybrid power system includes a power battery, an extended range system and an electrical driving system. The extended range system includes an electric generator and a rotary expansion engine connected with the electric generator and driving the electric generator to generate electricity. The electrical driving system includes a propeller and a driving motor providing driving force for the propeller. The power battery provides power forthe driving motor. The series hybrid electric aircraft of the series hybrid electric aircraft and the control method thereof adopts a series hybrid power system, achieves a design concept of energy saving and environmental protection being a control strategy and a control strategy of whole system power controlling parameters to real-time switch a whole machine, improves the energy demand allocation status of the hybrid power system under different working modes and working conditions, saves energy consumption, reduces environmental pollution and alleviates the energy crisis.

The invention provides a fixed bed biomass gasification process and equipment capable of collecting tar in steps. According to the invention, a high temperature filter collector is arranged to be connected with a gasification furnace, a plurality of tar collectors are cascaded at a gas outlet of the high temperature filter collector, gasified wind current is blown into the top or the bottom of the gasification furnace through a gasified wind inlet, high temperature mixed gas containing tar in the gasification furnace is discharged, and under the condition that temperature is maintained, the high temperature mixed gas enters into the high temperature filter collector through a first gas-guide tube for high temperature dedusting and then enters into the cascaded tar collectors through a second gas-guide tube for segmental treatment so as to obtain tar containing different components. The tar in combustion gas is collected in steps through cooling according to different distillation sections of the components in the tar, and the tar is effectively utilized according to collected different components. According to the invention, stepped collection of tar is realized, harm of tar to environment is eliminated, obtained chemical raw materials are effectively utilized, and collected components with a high calorific value can be returned to the furnace for burning; the invention has important scientific significance to alleviation of energy crisis and improvement of environment.

The invention discloses a catalyst with ruthenium-loaded titanium dioxide hollow spheres embedded with silicon dioxide nanoparticles and a preparation method and application of the catalyst. The preparation method includes: using tetraethyl silicate as the raw material to prepare silicon dioxide microspheres; using titanium tetraisopropanolate to wrap the silicon dioxide microspheres with a layerof titanium dioxide and surfactant hexadecylamine, processing the product in an ammonia water solution through a hydrothermal method to partially etch the silicon dioxide microspheres inside so as toform cavities between the shell titanium dioxide and the inside silicon dioxide, and calcining under certain temperature and removing the surfactant to form crystal-form titanium dioxide; using a deposition-precipitation method to load precious metal ruthenium of different content. The catalyst has a special mesoporous spherical structure and large specific surface area and has high conversion rate and selectivity to guaiacol and other biomass phenol hydrogenation. The preparation method is easy to operate, simple in production process, low in equipment requirement and promising in industrialapplication prospect.

The invention relates to a microbiological fuel cell and a method for generating electricity by cassava waste mash, which belong to the field of environment protection and the comprehensive utilization of resources and aim to solve the problem that the cassava waste mash has big processing difficulty and is difficult to recycle. The double-chamber microbiological fuel cell is adopted. The invention specifically discloses a processing method for generating electricity by the cassava waste mash, which comprises the following steps: 1. carrying out solid-liquid separation; 2. carrying out ultrasound-high-temperature anaerobic short-range fermentation combined treatment; 3. starting the microbiological fuel cell; and 4. processing solid substance and supernate in each step. In the method, when cassava waste mash stoste is adopted for generating electricity, the maximum power density of the cell reaches 285mW/m2, and the total chemical oxygen demand (COD) degradation efficiency is 42%. When the fermented supernate is used for generating electricity, the maximum power density is 670mW/m2, and the solubility COD degradation efficiency is 91%. As a new path for disposing the cassava waste mash, the method makes up the deficiency existing in the traditional waste mash processing technology, the electricity generation performance of the processed waste mash can be obviously improved, and the mode of generating electricity by biomass resources, such as the waste mash and the like, becomes feasible.

The invention provides a system and a method for using natural energy to supply power to electric automobile. The method converts solar energy into electric energy for storage through a solar photovoltaic power generation array or through a wind-powdered generator array to supply power filling station with power for charging storage batteries of electric automobiles. Meanwhile, the system is connected with a commercial power grid, so that redundant power generated by the solar photovoltaic power generation array in sunny days or the wind-powered generator array in heavy wind days can be injected into the commercial power grid for use by other loads; and at night or in cloudy and rainy day, or in small wind days, alternating current of the commercial gird is converted into direct current to be stored for the power filling stations to charge the storage batteries of the electric automobiles. The commercial power and power generated by the solar photovoltaic power generation array or the wind-powered generator array are used complementarily. Therefore, the system and the method can use natural energy stably and reliably to supply power to the electric automobiles, reduce the dependence of the electric automobiles on petroleum, coal and other non-renewable energy resource, relieve energy crisis and protect the atmospheric environment.

The invention relates to a device for raising and converting fluid energy, comprising a flow tube device, a yawing seat and a tower drum, wherein the flow tube device is fixed on the top of the tower drum by virtue of the yawing seat; the flow tube device comprises an incoming flow section, a shrinkage section and a wake flow section; the incoming flow section is arranged towards the incoming flow direction of a fluid; the shrinkage section is arranged between the incoming flow section and the wake flow section; the shrinkage section is internally provided with a cabin; the cabin is internally provided with a transmission shaft, a transmission gear fixed on the transmission shaft and an objective power-consumption unit driven by the transmission gear; and two ends of the transmission shaft are fixedly provided with a group of blade wheels or multiple groups of blade wheels respectively. The device can provide large-scale energy sources to ease the increasing energy source crisis on the earth at present; the device is environmentally-friendly; and wind energy and tidal energy generating sets using the device are reduced in investment, and installation investment per kilowatt is farless than that of the existing fired power, nuclear power, hydropower, solar power, wind power and the like.

The invention discloses a transcritical CO2 air conditioner heat pump system and an optimal control method thereof. Aiming at how to work under different automobile driving environment working conditions, the performance of the air conditioning system can be quickly, accurately and adaptively adjusted. The method includes: firstly, a control method combining a multi-parameter extreme value searchcontrol algorithm and a self-learning neural network is provided for optimizing four optimization parameters, namely the system operation high pressure (Ph), the vehicle exterior heat exchanger air volume (Vgasc), the evaporation temperature (Te) and the effective superheat degree (Tsup); and then a specific control strategy of the four optimization parameters is further provided. According to themethod, the air conditioner of the new energy automobile can be rapidly self-adjusted all the time under various variable and complex driving environment working conditions, the requirement of passengers for the comfort degree of a compartment is met within the shortest time under the lowest energy consumption, and the energy crisis in the future is relieved.

The invention provides a system for supplying energy to an electric locomotive by utilizing natural energy and the method thereof. Solar energy is converted to be electric energy for accumulation through a solar photovoltaic array, or wind energy is converted to be electric energy for accumulation through a wind power generation device array in the invention, so as to be used for charging a storage battery of the electric locomotive in an energy filling station, and meanwhile, the system is also connected with a commercial power network. When the electric quantity generated by the solar photovoltaic array is sufficient in a sunny daylight, or electric quantity generated by wind power generation device array is sufficient because of larger wind, the redundant electric quantity can be incorporated into the commercial power network for other loads; in an overcast weather in a daylight or a night, or when the wind is smaller, the alternate current from the commercial power network can be converted into direct current for accumulation, so as to be used for charging the storage battery of the electric locomotive in the energy filling station; and the storage battery and the electric locomotive can be complemented one another. Therefore, the reliable and stable energy supply for the electric locomotive by utilizing the natural energy can be realized, the dependence on the non-renewable energy resources, such as petroleum, coal and the like, can be reduced, the energy crisis is relieved, and the atmospheric environment is protected.

The invention discloses a preparation method of an organic acid plant soil conditioner. The preparation method comprises the following steps of: carrying out filtering as well as evaporation and concentration on yellow water, a by-product of white wine fermentation; fully mixing and dissolving glucoses, (NH4)2SO4, KH2PO4, MgSO4.7H2O, MnSO4.H2O, NaCl and CaCO3 in the processed yellow water, and then carrying out high-temperature sterilization on the obtained solution; and feeding fermentation mother liquor subjected to sterilization to a mixed strain fermentation liquor to be subjected to fermentation for 24 to 48 hours, and bottling the obtained solution by an aseptic filling machine, wherein the mixed strain fermentation liquor is prepared by mixing rhodop seudomonas palustris accounting for 2wt%-5wt% of the fermentation mother liquor, pseudomonas fluorescens accounting for 2wt%-5wt% of the liquor, azotobacter chroococcum accounting for 2wt%-5wt% of the liquor, bacillus megatheriums accounting for 5wt%-10wt% of the liquor and bacillus mucilaginosus accounting for 5wt%-10wt% of the liquor.

The invention discloses a preparation method for producing a mullite ceramic glazed composite refractory material for a lining of a medium-and-high-temperature chlorination furnace from titanium white through a chlorination method. The preparation method comprises the following steps: in a production unit, manufacturing a refractory brick; in a refractory production enterprise, proportioning and mixing to obtain glaze fine powder; and in a titanium white production enterprise, laying the refractory brick on a chlorination furnace by a furnace building construction unit, coating the glaze mixed solution onto the surface of the brick through a manual spreading manner or an equipment spraying manner to form a low-temperature-glazed high-temperature glaze of 2-5 mm, and forming a high-temperature-glazed layer which has a thickness of 1-3 mm and can resist the corrosion of chlorine gas, titanium tetrachloride and strong acid on the surface of the brick in the subsequent furnace drying process, thus avoiding the leakage and corrosion of high-temperature chlorine gas, high-temperature titanium tetrachloride, strong acid and chlorinated impurities.

The invention relates to a novel double-axis type sun tracking system control circuit which is mainly composed of a tracking module, a single chip microcomputer controller and a driving module. The tracking module is composed of a photoelectric detection module and a sun angle tracking module. A global position system (GPS) module provides required data for the sun angle tracking module. The photoelectric detection is conducted through a photoelectric sensor. The driving module drives a stepping motor 1 and a stepping motor 2 to run to control a rotating disc to rotate in the horizontal direction and the vertical direction to achieve automatic sun tracking. The wind speed and direction, and the illumination intensity and the solar battery parameters are detected in real time during tracking. A double-axis type automatic sun tracking system is adopted, the photoelectric tracking and the sun angle tracking are adopted, the system is stable, and the accuracy is higher.

The invention relates to the field of agricultural planting and soil conditioners, in particular to a special saline alkali soil conditioner for facility agriculture. Agricultural wastes such as cotton straws are used as main components and carriers of the saline alkali soil conditioner, various natural phytoncides and insecticides are screened, and the compositions of the various natural phytoncides and insecticides are optimally matched, and finally the saline alkali soil conditioner consisting of cotton straws, garlic extract, Marigold extract, Sichuan Pepper extract, Cacumen biotae powder,kieselguhr and humic acid. The soil conditioner is low in cost, convenient to operate, safe to use, stable and long-acting, the structure of facility saline alkali soil can be improved obviously, thefertilizer is saved by 30% to 50%, and the cost is reduced by more than 80%; and moreover, a new path is provided for recycling the cotton straws, the natural resources are saved, the energy crisis is relieved, and the protection for ecological environment is also facilitated.