47 results about "Industrial ecology" patented technology

The invention belongs to the technical fields of agricultural technology and traditional Chinese medicines and provides technology for cultivating lucid ganoderma in the technical field of edible and medicinal fungi cultivating and processing. The invention aims to provide a method for cultivating cordyceps militaris through short-time sterilization under ultrahigh temperature to realize industrial energy-saving and low-carbon cultivation of cordyceps militaris. The technology is characterized in that under high temperature, the starch is gelatinized and the protein is denatured, and the gelatinized starch and the denatured protein are easily absorbed and utilized by cordyceps militaris, thus improving the production benefit. The technology has the following advantages: 1. heating up the raw materials rapidly, thus shortening the production time; 2. improving the production benefit; 3. realizing energy saving and low carbon since the package containers do not need to be heated up; 4. reducing the cost and realizing automatic production since cordyceps militaris is cultivated on the production line; and 5. realizing quality control in the whole process of processing cordyceps militaris and the active ingredients and laying the reliable foundation for the traditional Chinese medicine products to enter the international markets.

The invention belongs to the technical fields of agricultural technology and traditional Chinese medicines and provides technology for cultivating lucid ganoderma in the technical field of edible and medicinal fungi cultivating and processing. The invention aims to provide a method for cultivating lucid ganoderma through short-time sterilization under ultrahigh temperature to realize industrial energy-saving and low-carbon cultivation of lucid ganoderma. The technology is characterized in that under high temperature, the starch is gelatinized and the protein is denatured, and the gelatinized starch and the denatured protein are easily absorbed and utilized by lucid ganoderma, thus improving the production benefit. The technology has the following advantages: 1. heating up the raw materials rapidly, thus shortening the production time; 2. improving the production benefit; 3. realizing energy saving and low carbon since the package containers do not need to be heated up; 4. reducing the cost and realizing automatic production since lucid ganoderma is cultivated on the production line; and 5. realizing quality control in the whole process of processing lucid ganoderma and the active ingredients and laying the reliable foundation for the traditional Chinese medicine products to enter the international markets.

The invention is an optimization method comprising of: (a) uniform and efficient model and associated methods for computing the energy and emission impacts of each of a range of technological and commercial options, and (b) an integrated and efficient optimization model for trading off the technological and commercial options against each other to arrive at a financially optimal solution that complies with regulatory caps on emission. The energy and emission impact model handles options such as energy efficiency measures, renewable energy projects, carbon capture projects and carbon offsets. In addition to handling the direct emissions, the model handles indirect emissions resulting from purchased electricity or fuel. The integrated optimization model selects the solution that maximizes the total net present value of savings across the various technological and commercial options considering the location specific rates, prices and carbon caps as well as the different levels of investments within each project to choose from; this model performs this optimization over a series of time periods respecting capital budget and operational budget constraints. The quantities of carbon offsets that must be purchased or sold are also determined as part of this integrated model.

The energy-saving and anti-seismic integral wallboard for building industrialization is a panel building wall composed of a corrugated inner keel board (1) and two panels (2). Energy-saving and sound-insulating panels (3) are installed. This wall body is light, high-strength, earthquake-resistant, energy-saving, anti-theft, convenient in construction, and free of water and ash. The corrugated inner keel board (1), the surface (2) and the energy-saving sound insulation board (3) are all standard parts industrially produced by the factory. The wall body can be assembled at the construction site, or it can be assembled directly by the factory or the construction site. After the integral wall module, the installation of the wall is completed by hoisting.

The invention discloses a fish and plant symbiosis system. The system comprises a fish culture device, a nitrification device, a plant cultivation device, a constructed wetland, a clear water tank and a sewage tank; the fish culture device, the nitrification device, the plant cultivation device and the clear water tank are communicated in sequence through pipelines, the fish culture device and the nitrification unit and the sewage tank, the constructed wetland, the clear water tank and the fish culture device are sequentially connected into a water closed circulation loop. For water closed circulation in the whole system, energy consumption is low, a large amount of water exchange is not needed, a large amount of water resources are saved, and the yield of fish and plants is increased, and fish culture and plant cultivation can achieve symbiosis for recycling, self-sufficiency is achieved, and then the industrial ecology and low cost are achieved.

The modern potted landscape of the present invention is one perfect combination of garden technology and industrial technology. The flower pot produced through modern molding process has no mouth for planting, some opening for the plant stem to grow out and to form one overall landscape, and permeating structure for providing the roots of plant with nutrients. The modern potted landscape may be in different shapes, and is clean and environment friendly.

The invention relates to the technical field of flue gas cleaning equipment and discloses an industrial energy-saving and environment-friendly flue gas cleaning device. The industrial energy-saving and environment-friendly flue gas cleaning device comprises a flue gas feeding pipe; a guide plate is fixedly arranged on one side of the top of an inner chamber of the flue gas feeding pipe; a purifying tank is arranged on one side of the flue gas feeding pipe; a connecting pipe is fixedly sleeved on one side of the bottom of the flue gas feeding pipe; a filter screen is fixedly sleeved on the topof the inner chamber of the connecting pipe; a scraper blade located above the filter screen is moveably sleeved on one side of the inner chamber of the connecting pipe. In the industrial energy-saving and environment-friendly flue gas cleaning device, a gas concentration detection device is arranged on a flue gas discharging pipe and is used for detecting content of toxic and harmful gases in thepurified flue gas. When the effect of purifying flue gas is unsatisfactory, a second solenoid valve is opened and a fan is started to extract purified flue gas and convey into the flue gas discharging pipe, and then the purified flue gas passes by a first purifying chamber and a second purifying chamber for circular purifying treatment, so that the purifying effect of the glue gas is promoted andthe environment protection is benefited.

The invention relates to the field of a method of recovery and utilization of waste oil, in particular to a method of the recovery, utilization and processing of waste oil of the industrial oil; wherein, a certain amount of impurity removing agent which mainly comprises the components of sulfate, petroleum ether, anhydrous sodium carbonate and ethanol is added into the waste oil to remove the impurities; the impurity removing agent is reacted with various impurities in the waste oil to remove the impurities, thus obtaining the usable oil. All types of oils obtained by the processing method totally come up to the national standard; the operation equipment and the operation are simple and the processing method is a very ideal method of the recovery, utilization and processing of waste oil.

The invention relates to an industrial oil-containing sewage treatment agent. The industrial oil-containing sewage treatment agent consists of an emulsion breaker, a flocculating agent, a surfactant and a solvent, wherein the mass fraction of each component is as follows: 25 to 35 parts of emulsion breaker, 5 to 10 parts of flocculating agent, 5 to 10 parts of surfactant and 50 to 80 parts of solvent. The industrial oil-containing sewage treatment agent can simultaneously play a role in emulsion breaking, flocculation, bridging and foaming. The composite oil-containing sewage treatment agent is less in consumption, high in oil removal rate and particularly suitable for treating high-concentration oil-containing sewage.

The invention relates to a preparation method of an environment-friendly zinc-free cationic dye. The preparation method comprises the following steps of: dissolving a compound A shown as the formula (II) in a solvent, and under the presence of an acid catcher, stirring and reacting the compound A with dimethyl sulfate at 20-50 DEG C for 1-12 hours; after the reaction ends, salting out by using metal chlorides as a separation agent; and filtering and drying a filter cake to obtain the environment-friendly zinc-free cationic dye. The zinc content of zinc in the environment-friendly zinc-free cationic dye is not more than 30-250ppm and reaches the specification that the legal limit of zinc in the dye is less than 1,500ppm of Europe ETAD (The Ecological and Toxicological Association of Dyes and Organic Pigments Manufacturers). The process replaces hazardous and noxious solvents such as dichloroethane, and the like in the traditional process with green solvents, thus compared with the prior art, the environment-friendly zinc-free cationic dye has the advantages of simple operation, safe and reliable production, high reaction yield, low production cost, environmental protection, and the like.

The invention discloses a biomass power generation system and method based on Internet of Things with straw as a raw material and processing biomass briquette as core industrial ecology. The system comprises a power plant terminal and one or more client sides. The power plant terminal comprises a processing center, a transport cart and a boiler. Each client side comprises a storage bin used for storing the straw, a smashing device, a granulation device and a monitoring device. The method comprises the steps that firstly, the straw is collected and smashed; secondly, the smashed straw is compressed and formed, and biomass fuel is formed; thirdly, when the biomass fuel exceeds 25 T, a transportation requesting signal is sent to a processing center; fourthly, the processing center confirms that the processing center receives the transportation requesting signal and replays the transportation requesting signal to the monitoring devices; fifthly, the power plant terminal arranges the transportation cart to transport the biomass fuel to a power plant from a peasant household place; fifthly, the biomass fuel is conveyed to the boiler to be burned for power generation. By means of the system and method, the problem that grass harvesting is hard, the stability and efficiency of boiler burning are improved, the biomass power generation cost and space are saved, and the environment pollution is reduced.

The invention belongs to the technical field of innocent treatment and comprehensive utilization of poultry and livestock. Various pathogenic microorganisms, particularly pathogeny (people and livestock can suffer from the pathogeny) can conceal in pigs died from diseases, and after people are in contact with the pathogeny, infectious diseases are easily caused. Conventional innocent treatment manners for the pigs died from diseases have defects, and people need key breakthrough on how to utilize the raw materials to produce products with high value added all the time. Therefore, the invention provides the method performed through the following steps: performing high-pressure steam sterilization on the pigs died from diseases, producing the industrial oil with fat parts, and producing the industrial peptone with lean and internal organs, wherein the produced industrial oil and the produced industrial peptone conform to relative standards.

The invention relates to a system and a method for diagnosing and analyzing industrial energy. The system comprises a process data acquisition circuit, a process database, a process data computing circuit and a system configuration module, wherein the process data acquisition circuit acquires the industrial process data of industrial process equipment within appointed time, the industrial process data is respectively input into the process database and the process data computing circuit according to a meter site number; the process database builds a process equipment model which takes process equipment contained in an energy consumption system as an object according to the industrial process data; the process equipment model comprises the following elements of equipment name, equipment input and output energy medium name and energy medium parameter; the process data computing circuit obtains the enthalpy of the energy medium corresponding to the meter site number according to the industrial process data; and the enthalpy is input to the database and stored as an energy medium parameter; and the system configuration module comprises a structure configuration module and a parameter configuration module, wherein the parameter configuration module comprises an enthalpy analysis module configuration module and an analysis parameter configuration module.

The invention discloses an industrial resource unified integration system based on the industrial Internet. The industrial resource unified integration system comprises a unified industrial cloud module, a unified industrial cloud management module, an enterprise industrial Internet management module, a unified portal website and a unified operation management module. Wherein the unified industrial cloud module is respectively connected with the unified industrial cloud management module, the enterprise industrial internet management module and the unified operation management module, and theunified portal website is connected with the unified operation management module. According to the industrial resource unified integration system, technical achievements, business applications, knowledge data and technical talents of the industry can be integrated. Real resource fusion is achieved, separation and fusion and technical talent resource sharing in the industry are achieved, competition and cooperation between the industries are enhanced, the industries are integrated to learn and cater to a new trend, an industrial internet benchmark network is built, network application is innovated, and cultivation of new technologies, new products, new modes and new industrial ecology is accelerated.

The invention discloses a method for extracting industrial oil from obtained oil residue after oil manufacture of vegetable, which solves the defects that in the prior art, water, oil, oil cake and impurities are reserved in obtained oil residue after oil manufacture, so that the obtained oil residue is slabby, occupies large storage area, is exposed to wind, the sun and rain, and pollutes environment as the obtained oil residue flows everywhere; lawbreakers even reuse the oil residue by taking the oil residue as raw materials of illegal cooking oil, as a result, great harm is done to people; and greater harm is done to the environment and people when a chemical squeeze method is adopted. The method is characterized in that the obtained oil residue after oil manufacture of vegetable is heated, mixed with a filter aid, put into a cloth bag and finally squeezed. The method has the advantages that waste is turned into wealth as excess oil is squeezed from the oil residue; the problem, which puzzles oil pressing mills for a long time, that the storage of oil residue not only pollutes environment, but also occupies large area can be solved; meanwhile, illegal activities of taking the oil residue as raw materials of extracting illegal cooking oil are prevented; and the residual oil residue after extracting industrial oil with the method provided by the invention can be used as fertilizer and fuel to extract industrial oil from obtained oil residue after oil manufacture of vegetable.

The invention provides an intelligent medical care digital service system platform based on a Kylin system, and the platform can achieve the intelligent medical care digital service system based on the Kylin system through taking a doctor, a supplier, a drugstore, a community service center and a soldier post as entrances and taking an online intelligent medical care service system as a platform based on the principles of resource sharing and cooperation win-win. And safe and convenient medical and nursing ecological services are provided for users such as shared economic parties and individuals of generic services. According to the invention, construction and efficient sharing of intelligent medical and nursing digital infrastructures with autonomous controllability and data security can be promoted in a double-middle-platform construction mode. The intelligent terminal adopts capacitive touch control, is high in sensitivity and reliable in adaptability, ensures'android removal 'of underlying medical care data, meets the requirements of relevant parties for ensuring data development and utilization and industrial development through data security, and is safe and reliable. And moreover, the industrial ecology autonomy and controllability of the whole supply chain can be ensured while the big data grid management requirement is met.

The invention discloses an industrial energy-saving and emission-reducing type flue gas purification device which comprises a main body, wherein a first pipe is mounted at one end of the main body, and a second pipe is mounted at the other end of the main body; the bottom of the first pipe is fixedly connected with a supporting leg by a bolt; a side plate is mounted on one side of the supporting leg; the bottom of the side plate is fixedly connected with a circulating water pump by a bolt; a water inlet pipe is mounted at one end of the circulating water pump, and a U-shaped pipe is mounted atthe other end of the circulating water pump. The industrial energy-saving and emission-reducing type flue gas purification device is provided with the side plate, an atomizing water distributor, a partition plate and an electromagnetic valve; when a user needs to desulfurize flue gas, a PLC (Programmable Logic Controller) is used to close the electromagnetic valve, a water body is sprayed out bya pray nozzle and forms water mist by the atomizing water distributor; the water mist flows to the bottom of the main body to for a certain amount of accumulated water; the side plate prevents liquidfrom flowing out, so that the main body is filled with the water body, the flue gas can sufficiently react with the liquid, so as to improve the purification efficiency of the device.

The invention relates to an industrial cold and hot balance unit system and a control method of the industrial cold and hot balance unit system, and relates to an energy recycling system for a combined heating and refrigeration system and a control method of the energy recycling system. The industrial cold and hot balance unit system comprises a cold and hot balance unit, a cold air subsystem, a hot air subsystem, a hot water subsystem and a control device, wherein the cold and hot balance unit comprises a refrigerant circulation loop with the cold and hot balance configuration and a refrigerant circulation loop with the heat pump configuration, a control device has control over configuration switching of the refrigerant circulation loops through an electric three-way valve, a hot water condenser and a heating medium water pump form a heating medium water circulation loop sequentially through a heat storage water tank and a combined air cabinet hot water coil pipe, and a cold water evaporator and a refrigerant water pump form a refrigerant water circulation loop through a combined air cabinet cold water coil pipe. The cold and hot balance unit is controlled through the control device, balance transfer of cooling and heating loads is achieved, the cooling and heating load requirement and the temperature and humidity requirement of workshops are met, effective balance of the cooling and heating loads is ensured, the equipment utilization rate is high, the cost is low, energy is effectively utilized, and energy is sufficiently saved.

The invention provides a composite board provided with a truss structure and used for dry installation. The composite board includes a building wall board, a floor board, and a roof board. the weight of the wall board is 1 / 10 of the weight of an air-added brick masonry wall body, the weight of the floor board is 1 / 5 of the weight of a reinforced concrete floor board, so that the composite board is suitable for various industrial and civil buildings, particularly, suitable for industrial steel structure buildings. A multi-layer steel structure framework building adopted with the composite board can reduce 70% of the earthquake destructive power of a building. A high-rise steel structure building adopted with the composite board can reduce 40% of the earthquake destructive power of a building. A rural common house is less in cost increasing and can be repeatedly used by adopting a light-steel structure frame and the composite board. A building adopted with the composite board can impact super and violent earthquake of M 9.0 because of light weight, strong structure, and less earthquake destructive power. A building adopted with the composite board can save 30% of steel materials of a building structure, reduces the emission of 6096, and can increase 2-7% of use area of the building.

The invention provides an industrial energy-saving boiler system which comprises a boiler main body, a gas supply portion, a waste slag treating portion, a water supplement portion and a dust removalportion. The boiler main body is mainly composed of a partition plate, a heating boiler body, a hearth portion, a water storage tank and a heat exchange pipe. The partition plate divides an inner cavity of the boiler main body into a left chamber and a right chamber, the heating boiler body and the hearth portion are arranged in one chamber, the water storage tank and the heat exchange pipe are arranged in the other chamber, the inner side wall of the heating boiler body is of a vortex structure, the heating boiler body is arranged to communicate with the water storage tank, the inner side wall of the hearth body is also arranged to be of a vortex structure, the side wall of the hearth body is arranged to be connected with the gas supply portion, a slag outlet formed in the bottom wall ofthe hearth body is arranged to be connected with the waste slag treating portion, the hearth body is arranged to communicate with the front end of the heat exchange pipe, the top of the water storagetank is arranged to communicate with the water supplement portion, and the tail end of the heat exchange pipe is arranged to communicate with the dust removal portion. By the adoption of the system, fuel energy of the boiler can be sufficiently utilized, production efficiency is improved, and it is ensured that the heating process of the boiler body is stable.

The invention discloses a waste-heat recycling device for cooling industrial oil. The waste-heat recycling device comprises a cooling box and a filtering box, a fixed plate is fixedly placed in the cooling box, a cooling water pipe is connected in the fixed plate in a clamped manner, a flow pipe is mounted in the cooling water pipe, the inlet end of the flow pipe extends to the outer upper side ofthe cooling box, the outlet end of the flow pipe extends to the outer side of the cooling box and is connected with a conveying pipe, a liquid inlet hole is formed in the side wall of one end of thefiltering box, one end of the conveying pipe fixedly extends to the inside of the liquid inlet hole, a filtering screen is connected with the side wall, closes to the liquid inlet hole, of the filtering box in a clamped manner, and an adsorption screen is arranged in the filtering box. The waste-heat recycling rate in the industrial oil cooling process is increased, environmental pollution causedby direct emission of cooling waste heat is avoided, environments are protected, the cooling and filtering efficiency of the industrial oil is improved, and the production quality of the industrial oil is improved.

The invention relates to a fuel additive preparation method, and a fuel additive and uses thereof, wherein a fermentation liquid obtained by fermenting a fruit-based raw material is heated, and extracting is performed with a solvent to obtain the fuel additive. According to the present invention, the fuel additive can save energy, inhibit pollution emission, reduce the pollution and damage on therelevant parts of burning appliance, and reduce the corrosion on machines and failure, further has other effects, has advantages of high use safety and the like, and can be widely used in various mechanical equipment such as vehicles, ships, diesel locomotives, industrial oil-burning boilers, annealing furnaces for steel and iron, quicklime production rotary furnace for steelmaking, construction machinery, agricultural machinery and the like.

The invention discloses an industrial cold and hot balancing set system control method and a control device of the industrial cold and hot balancing set system control method, and relates to an energy recycling system control method for a heating and refrigerating combination system and a control device of the energy recycling system control method for the heating and refrigerating combination system. According to cooling and heating load states of a temperature rise plant, a hot water washing plant and a cooling and dehumidification plant, the operation mode of a cold and hot balancing set is determined, and the cold and hot balancing set is controlled to get into the cold and heat balancing configuration or the heat pump configuration; rotating speed frequency conversion control is carried out on a cold water coil fan and a hot water coil fan of a combined air cabinet according to the plant temperature difference and the temperature and humidity deviation, the cooling and dehumidification dynamic control can be achieved, and the stability of the temperature of the temperature rise plant is guaranteed; the cold and hot balancing set is controlled by the control device, balance transferring of cold and heat loads is achieved, the requirements for the cold and heat loads, and the temperature and the humidity of the plants are met, effective balancing of the cold and heat loads is guaranteed, the device using rate is high, cost is low, energy is effectively used, and energy resources are sufficiently saved.

The invention belongs to the technical field of industrial energy-saving control and particularly relates to an air compressor energy saving system. The air compressor energy saving system comprises an air compressor, an air transmission main pipeline, air equipment and a controller which are mutually and sequentially connected, wherein the controller is connected with the air compressor. A nozzleis fixedly arranged in the air transmission main pipeline, and the orientation of a spraying opening of the nozzle is parallel with the central axis of the air transmission main pipeline. A branch pipeline communicating with the air transmission main pipeline is fixedly arranged on the air transmission main pipeline, and an air pressure detecting device is fixedly arranged on the branch pipeline.A blocking piece hinged to the air transmission main pipeline is arranged in the air transmission main pipeline, and an elastic device is fixedly arranged between the blocking piece and the air transmission main pipeline. An angle measuring device for measuring the swinging angle of the blocking piece is fixedly arranged on the air transmission main pipeline, and the air pressure detecting deviceand the angle measuring device are both connected with the controller. Through use of the air compressor energy saving system, automatic operation and shutdown of the air compressor under unattendedoperation can be achieved, thus energy consumption is effectively reduced, the cost is saved, and the working efficiency is improved.

The invention discloses a biomass power generation system and method based on Internet of Things with straw as a raw material and processing biomass briquette as core industrial ecology. The system comprises a power plant terminal and one or more client sides. The power plant terminal comprises a processing center, a transport cart and a boiler. Each client side comprises a storage bin used for storing the straw, a smashing device, a granulation device and a monitoring device. The method comprises the steps that firstly, the straw is collected and smashed; secondly, the smashed straw is compressed and formed, and biomass fuel is formed; thirdly, when the biomass fuel exceeds 25 T, a transportation requesting signal is sent to a processing center; fourthly, the processing center confirms that the processing center receives the transportation requesting signal and replays the transportation requesting signal to the monitoring devices; fifthly, the power plant terminal arranges the transportation cart to transport the biomass fuel to a power plant from a peasant household place; fifthly, the biomass fuel is conveyed to the boiler to be burned for power generation. By means of the system and method, the problem that grass harvesting is hard, the stability and efficiency of boiler burning are improved, the biomass power generation cost and space are saved, and the environment pollution is reduced.

The invention relates to a reaction vessel-type decoloration device of industrial oil and belongs to the technical field of industrial oil treatment. The reaction vessel-type decoloration device comprises a tank body, the bottom of the tank body is provided with a material inlet and a material outlet and the top of the tank body is provided with a stirrer. The reaction vessel-type decoloration device is characterized in that a left side wall of the tank body is provided with a heater, a heating end of the heater is arranged in the tank body, a right side wall of the tank body is provided with a temperature detector for detecting a temperature in the tank body, a cooling pipe is arranged in the tank body and an upper side wall of the tank body is provided with a decolorant storage tank. The reaction vessel-type decoloration device has a simple structure, changes the original heating method utilizing a water-separation heater to heat the oil product, realizes reasonable heating of the oil product to be decolored, effectively ensures an oil product decoloration rate, improves production efficiency and reduces a production cost.

The invention discloses an industrial enterprise comprehensive benefit evaluation method and system combined with credit information, and the method comprises the steps: obtaining to-be-evaluated feature data of a target enterprise, the to-be-evaluated feature data comprising enterprise credit feature data and enterprise operation feature data; determining weight coefficients of different parameters in the enterprise operation feature data, and determining an enterprise score model according to the weight coefficients and the corresponding feature data parameters; determining an enterprise rating interval according to the enterprise credit feature data and the enterprise score model; and according to the score and the rating interval of the enterprise, giving evaluation classification to the enterprise. According to the method provided by the invention, the evaluation of the target enterprise can be obtained more comprehensively, and enterprises of the same type in the same region canbe ranked conveniently, so that governments and enterprise management departments can cultivate industrial ecology conveniently, reasonable flow of resource elements is promoted, and enterprise transformation and upgrading are accelerated.

The invention relates to a technical process for treating kitchen waste and illegal cooking oil, which comprises the following steps: quick-freezing kitchen waste contained in a vessel, sterilizing at high temperature, and carrying out solid-liquid separation; preparing the solid into a feed; and carrying out separation and refinement on the liquid and remaining oil of pot rinsing water to obtain industrial oil. The operation process comprises the following steps: collection and loading, quick-freezing refrigeration, refrigerated transport, roller filling, high-temperature boiling, dry-wet separation, rolling drying, foreign matter sorting, particle pulverization, feed packaging, oil-water separation, water purification treatment and remaining oil treatment. The technical process for treating the kitchen waste and remaining oil of pot rinsing water obviously improves the environmental pollution, obviously reduces the waste of resources, obviously prevents the hazard of illegal cooking oil, and obviously increases the employment opportunity. Since the amounts of the kitchen waste and remaining oil of pot rinsing water are large, the quantity of labor force required by the industrial chain of the invention is very large.

A fluororesin-coated electric wire cable is wound around a ring-shaped groove defined by an outer periphery of a cylinder and two flange edges immersed in an edible oil in a tank, forming each oscillating unit having a coil part; and the oscillating units are connected to an electromagnetic wave generator through a relay unit. Electromagnetic waves are irradiated from the coil parts based on an alternating current having a single frequency, an alternating current having a plurality of single frequencies different from one another, or an alternating current having a timewise varying frequency, the alternating currents each being within a frequency band of 4 kHz to 25 kHz, and a treatment based on a far-infrared heater or far-infrared ceramic is used combinedly therewith, to prevent deterioration of an edible oil or industrial oil.