252results about How to "Environmental protection and energy saving" patented technology

The invention discloses a method for preparing high-purity calcite calcium carbonate micropowder through shell hydro-thermal treatment and belongs to the field of inorganic materials. The method comprises the following process steps of: (1), grinding shells into powder and sieving the shell powder; (2), adding the shell powder to an alkali aqueous solution, and putting the mixture to a high-pressure kettle to carry out hydro-thermal treatment; and (3), separating, cleaning and drying the treated shell powder to obtain the high-purity calcite calcium carbonate micropowder, wherein the grain size of the powder is 0.5 micron to 2 microns. The method for preparing high-purity calcite calcium carbonate micro powder through shell hydro-thermal treatment disclosed by the invention has the characteristics of being low in material cost, simple in production process, environment-friendly and safe in production process; and besides, the method is suitable for large-scale high-value recycling of the waste shells.

The invention discloses a novel sample dyeing machine. The machine comprises a rotary frame arranged in a cylinder, a plurality of sample cups and a plurality of sample cup sleeves, wherein the rotary frame is closed and filled with a solid heat-conducting medium in which a heating device is arranged; the sample cup sleeves are fixed on the rotary frame and buried in the solid heat-conducting medium, and openings of the sample cup sleeves are exposed out of the rotary frame; and the sample cups are fixed in the sample cup sleeves respectively in a mode of being movably taken out. In the machine, the solid heat-conducting medium is used for heat conduction, and the sample cups are not contacted with a heat carrier directly, so that the pollution caused by taking glycerin as the heat carrier does not occur, and the glycerin is not consumed; compared with the prior art, the machine has the advantages of keeping the original operating habits, improving the proofing operation environment, and saving energy, along with environmental protection; the machine adopts the solid heat-conducting medium for heat conduction, and no pressure is generated in the rotary frame; moreover, the wind cooling way is adopted for cooling, so that the assembly of pipes is saved, and the machine can be used after connecting to a power supply.

The invention discloses a waterborne inorganic heat-insulating and corrosion-resistant coating and a preparation method thereof. The coating is prepared from alkaline silicates, an inorganic oxide nano-sol solution, a silane coupling agent, metal powder, SiO2 aerogel waterborne slurry, a waterborne defoaming agent, a waterborne thickener, and the like. Compared with existing organic polymer aerogel composite coatings and common silicate aerogel composite coatings, the waterborne inorganic heat-insulating and corrosion-resistant coating disclosed by the invention has the advantages and characteristics of low thermal conductivity, good water resistance, good flame retardancy and fire resistance, environmental friendliness and energy conservation. According to the invention, an aerogel and an inorganic waterborne coating material are compounded together, and the convenience and environmental friendliness of inorganic waterborne coating construction and the good heat-insulating property of the aerogel can be fully combined, so that the coating can not be affected by space, area and heat-insulating objects, therefore, the coating is applied to the heat-insulating and corrosion-resistant treatment of building external walls and metal surfaces in various occasions such as petrochemical engineering, warehouses, workshops and ship and the like.

The invention discloses a fly ash/bentonite ceramsite concrete hollow insulation block and a preparation method thereof. The block is prepared from the following raw materials by weight: 100 to 150 parts of ordinary Portland cement grade 42.5, 500 to 600 parts of stone chippings, 30 to 40 parts of fly ash, 10 to 15 parts of bentonite, 5 to 10 parts of paper pulp waste liquid, 2 to 4 parts of nanometer alumina, 3 to 6 parts of light calcium carbonate, 20 to 30 parts of soluble glass, 10 to 15 parts of straw powder, 4 to 6 parts of a foaming agent, 1 to 2 parts of foots, 2 to 3 parts of a glass fiber, 0.5 to 1.5 parts of a redispersible latex powder and 150 to 210 parts of water. The boron fly ash/bentonite ceramsite concrete hollow insulation block produced in the invention has the advantages of high strength, low density, good heat insulation performance, good impact resistance, small possibility of water absorption, fire resistance, flame retardation, good weatherability, environment-friendliness, energy conservation and the like and has great market space and development prospects in the application field of building energy conservation in China.

The present invention relates to a solar composite energy system based on solid adsorption refrigerating machine in the energy-saving field. Said system includes solar collection system, solar hot water supply system, solar floor heating system, solar air-conditioning system, solar natural ventilation system and control system.

The invention discloses a method for preparing lamellar aragonite calcium carbonate powder from a shell under a hydrothermal condition, and belongs to the field of inorganic material. The method comprises the following process steps: (1) grinding the shell into powder and screening the powder; (2) adding the shell powder into an aqueous solution of polybasic carboxylic acid, and adding the resulting solution into a high pressure kettle to carry out hydrothermal treatment; and (3) separating, washing and drying the treated shell powder to obtain the aragonite calcium carbonate powder with powder particle size being 1-10mu m. According to the method disclosed by the invention, the lamellar aragonite calcium carbonate powder is prepared from the shell by means of hydrothermal treatment, and the method has the characteristics of low raw material cost, simple production process, environment-friendly production process and the like, and is suitable for recycling waste shells on a large scale and with high added value.

The invention relates to an agricultural greenhouse utilizing solar energy, in particular to a greenhouse heating system integrating active solar air heat collection and soil heat storage. The system consists of a solar air heat collector, a fan, an underground buried pipe and soil, wherein the solar air heat collector is fixed outside of the greenhouse and is communicated with the underground buried pipe; and the underground buried pipe is arranged in the soil under the greenhouse, and provided with two ports extending out of the ground, and one end of the underground buried pipe is connected with the fan while the other end is freely opened and closed. Compared with the prior art, the active solar greenhouse heat collecting and heat storing system has the advantages of environmental protection, energy conservation, high heat efficiency and so on.

The invention discloses a method for dyeing silk broadcloth by using the pollen of lily as a natural dye and belongs to the technical field of textile dyeing and finishing. The method comprises the following steps of: soaking fresh or dried dark-red lily pistil, heating and performing suction-filtration to obtain a dye solution; adding silk broadcloth fabric which is refined, and dyeing the silk broadcloth fabric; and adding different mordants for mordanting and thus obtaining silk fabric with different colors. The method has the advantages of low cost, simple process, high performance, high additional value, non-allergic and non-carcinogenic to skin, and the like; raw materials are inexpensive, easy to get, and reproducible; and taking of dyeing products is safe. Particularly, by taking plant ash as a mordant, pollution is avoided. The method is environment-friendly and energy-saving, and clothes which are made of fabric dyed by using the method are natural, environment-friendly and nonirritating to the skin.

The invention discloses a heat recovery type air cooling heat pump unit comprising a first refrigerant circulating system and a second refrigerant circulating system, wherein the first refrigerant circulating system comprises a first compressor, a first four-way valve, a second four-way valve, a first air side fin type heat exchanger, an air conditioner side heat exchanger, a first air-liquid separator, a total heat recovery heat exchanger, a hot water circulating water pump, a heat preservation water tank and a valve; the second refrigerant circulating system comprises a second compressor, a third four-way valve, a fourth four-way valve, a second air side fin type heat exchanger, an air conditioner side heat exchanger, a third reservoir, a second air-liquid separator, a partial heat recovery heat exchanger, a heat preservation water tank and a valve. According the invention, heat is ensured to be effectively recovered and reused, and environment is protected from thermal pollution, thereby being environmental friendly and saving energy. In addition, the defects that air conditioner heating and daily hot water supply can not be carried out simultaneously, and the traditional total heat recovery air conditioner system which only has a single heat recovery system can not produce higher-temperature daily hot water at low temperature in winter can be effectively overcome.

The invention discloses a cheese water-type ink and its process for preparing. The method is as follows: polymerizing arbowax or polyester diol, dimethylol propionic acid and isophorone diisocyanate under accelerating effect of catalyst, stopping heating after 3-5 hours; adding triethylamine to neutralize after cooling, and adding water to prepare polymer solution with 20-40 % of solid content, adding drainable clay, stirring to obtain clay intercalation polyurethane, dissolving dry casein into the water in alkali condition, preparing to obtain aqueous solution of dry casein with 10-20 % of solid content; mixing intercalation polyurethane with aqueous solution of dry casein evenly to produce junction material of water-type ink, and adding pigments, alcohol, anti-fungus agent and water, grinding, adjusting viscosity to obtain water-type ink. The invention selects renewable natural resources as its main film forming matter, so it is environment-friendly and can save energy; the said water-type ink is of simple process and reasonable cost; and the quality of the obtained ink meets the requirement of the decorative laminate printing.

An ashing method and a detection method using the same. The ashing method is characterized by comprising the steps of: first heating a sample for charing; then adding concentrated nitric acid; and finally adding the mixture into a high temperature furnace for calcination. The invention provides a detection method, comprising the step of ashing on the sample by using the above ashing method. The ashing method and detection method provided by the invention optimize operation steps, simplify operations and consume less time.

The invention discloses a refrigerator with a heating function and a control method of the refrigerator. The refrigerator comprises a refrigerator body, a condenser arranged in the refrigerator body and further comprises a heating room which is arranged in the refrigerator body and used for unfreezing or heating objects. The condenser is arranged in the heating room and used for unfreezing or heating the objects through heat released when a condensing agent is condensed. The refrigerator with the heating function is fast and reliable and meets the requirements for unfreezing quick-frozen food (such as frozen meat), heating beverages such as milk, beans and fruit juice which are suitable for being hot drunk, heating beer in winter and the like, and convenience is brought to a user.

The invention relates to the surface prevention technology of steel fasteners, in particular to a TiZr conversion coating/organic coating double-layered prevention method applied to the steel fasteners, and aims to solve the problems of poor anticorrosion performance and serious pollution of surface protection of a plurality of single-layered or composite electroplated, chemically plated or organic coatings. The method comprises the following steps: deoiling and derusting the fasteners; soaking the steel fasteners in diluted Ti/Zr conversion liquid for 2 to 10 min to generate a layer of Ti/Zr conversion coating; carrying out water washing; and coating a layer of organic coating material, so as to form an organic coating. Through the adoption of the TiZr conversion coating/organic coating double-layered surface prevention technology, the problem that the fasteners are poor in corrosion resistance and seriously polluted under relatively harsh marine environment is solved; and under the premise that the thinness of coating is smaller than and equal to 15 Mum and the basal body bonding strength is high, the neutral salt mist corrosion resistance and the wear resistance of the coating are improved to a large extent.

The invention discloses a composite fuel production method, which is characterized by the following: mixing the raw coal powder, vegetable fuel powder, sulfur-fixed agent, adhesive, hardener and oxygenation agent according to proportion with water; producing particle through particle moulding equipment; drying naturally into product. The invention reduces the environmental pollution, which is fit for industrial and civil fuel heat supply device.

The invention relates to a dark colour-system reflection-type outer wall thermal insulation coating and a preparation method thereof. A selected film forming material is an organosilicon modified styrene-acrylate emulsion, pigments are rutile-type titanium dioxide, iron oxide red, iron oxide black and medium chrome yellow, and filling comprises talcum powder, kaolin and triple superphosphate. The particle size range of the rutile-type titanium dioxide is determined to be 0.107mum-0.687mum when the reflectivity of the coating is higher, the particles are rectangular, and the coating is blended into brown. The coating contains 20-30 percent of organosilicon modified styrene-acrylate emulsion, 5-10 percent of rutile-type titanium dioxide, 1-5 percent of iron oxide red, iron oxide black and medium chrome yellow, 28-43 percent of talcum powder, kaolin and triple superphosphate, 5-8 percent of assistant and 20-35 percent of water. The coating has obvious thermal insulation effect, attractive and elegant appearance, scouring resistance, good weather fastness, simple production process, good disperse effect, lower cost and stable product performance; and the coating is a waterborne system, and therefore, the coating has the significance of environmental protection and energy saving.

The invention relates to a method for preparing a covalent organic framework material by high-pressure homogenization. According to the synthesis method, at normal temperature and normal pressure, a common organic ligand is used as a raw material, water or an organic reagent is used as a solvent and a template agent, organic acid and inorganic acid are used as catalysts, and the corresponding COFs are obtained by homogenizing for a certain time through a high-pressure homogenizer. The method comprises the following steps of: adding 2, 4, 6-trihydroxy-1, 3, 5-benzenetricarboxaldehyde and p-phenylenediamine into a beaker, adding a proper amount of water and acetic acid, uniformly mixing, adding the mixture into a high-pressure homogenizer, and homogenizing for a certain time; and carrying out suction filtration on the product powder after the homogenizing reaction, recycling the filtrate, washing the product powder, and carrying out vacuum drying to obtain the covalent organic framework material HPH-Tp-Pa-1. Compared with other COFs preparation methods, the method provided by the invention has the advantages of continuous reaction, simple operation, low cost, high yield, environmental protection, energy saving, short reaction time and the like, has the potential of large-scale production, and can greatly promote the industrial production process of the COFs material.

The invention discloses a liquid flow type ecological water culture planting system and belongs to the field of water culture planting systems. The liquid flow type ecological water culture planting system is characterized by comprising a water culture box body, a plant field planting basket, an external system and a water pump stirring system. The plant field planting basket is arranged on the upper portion of the water culture box body, the external system is arranged outside the water culture box body, and the water pump stirring system is arranged at the bottom of the water culture box body. Water culture plants are cultivated in the water culture box body, floating plants (aquatic plants) are cultivated in the external system, ecology is achieved, plants of different types are cultivated through an environment-friendly and energy-saving liquid flow method, the cultivation technique, ornamental value and ecology are achieved, and the system is a device system suitable for indoor water culture planting.

The invention discloses an automobile with electromagnetic electricity generators and an engine. The automobile comprises the electromagnetic electricity generators, the engine and a storage battery pack which are connected with an inverter. Electric permanent magnets are arranged in cylinder heads. Permanent magnet pistons are arranged in cylinder sleeves. The permanent magnet pistons are connected with piston rods. The piston rods are connected with a crankshaft. The crankshaft is connected with a flywheel. The number of the electromagnetic electricity generators and the number of engine cylinders are both even numbers. Gas spring valves, gas inlet pipes and exhaust pipes are arranged in cylinder bodies and connected with oppositely-arranged cylinder body gas spring valves, gas inlet pipes and gas outlet pipes for circulation. A cooling pipe is connected with the gas spring valve, the gas inlet pipe and the exhaust pipe in one set. The crankshaft is started by a coaxial motor and pushes piston connection rods. Permanent magnets are arranged at the ends of the pistons. The poles, with the same polarity, of the permanent magnets and the electric permanent magnets repel each other and generate repulsive force, the crankshaft is pushed to rotate, the piston connection rods on the eccentric crankshaft bear repulsive force in different directions, the crankshaft can stably rotate to generate mechanical energy, induction coils of the electric permanent magnets generate direct current and thermal energy and convert magnetic energy into thermal energy, electric energy and mechanical energy, and transformation of traditional engines is the revolutionary technological change and innovation.

The invention discloses a strength training instrument power generation device which comprises a gear, a rack, a flywheel and a generator. Both the rack and the gear are arranged inside a strength training instrument bracket. The rack is positioned below a strength training instrument counter weight. The bottom of the rack is connected with the bottom of the strength training instrument bracket through a pressure spring. The gear is meshed with the rack. The gear is connected with the flywheel arranged outside the strength training instrument bracket. The generator is connected with the flywheel and the generator can be driven by the flywheel to generate electricity. An inertial wheel is also arranged on the flywheel. According to the invention, physical energy consumed when people exercise is converted into electric energy; and the strength training instrument power generation device has a simple structure, is convenient to use and is convenient to popularize and use.

Provided is a rice finish machining system. The rice finish machining system comprises a finish machining system body, wherein the finish machining system body is composed of a vibrating screen, a rubber covered roller rice huller device, a coarse rice separating device, a rice milling device, a buffing device, a packing machine and a storing storehouse, wherein the vibrating screen, the rubber covered roller rice huller device, the coarse rice separating device, the rice milling device, the buffing device, the packing machine and the storing storehouse are connected sequentially, the vibrating screen is connected to the rubber covered roller rice huller device, the rubber covered roller rice huller device is connected to the coarse rice separating device, the coarse rice separating device is connected to the rice milling device, the rice milling device is connected to the buffering device, the rice milling device is connected to the packing machine, the buffering device is connected to the packing machine, and the packing machine is connected to the storing storehouse. According to the rice finish machining system, the combination among the equipment is compact, the floor space is small, the matching of the equipment is proper, the maximum working efficiency of the equipment can be given full play to, the rice finish machining efficiency is further improved, the equipment can be combined freely, and the use is very convenient; secondly, buffering rice and common rice can be processed at the same time, and the practicability is high.

The invention discloses a quick cleaning method for quartz sand acid pickling.The method includes the following steps that firstly, quartz sand to be acid-pickled is placed into an acid pickling purification device, an acid pickling solution is added, acid pickling is conducted for 3-6 h, then the quartz sand to be acid-pickled is eluted, and the acid pickling solution is collected; secondly, the acid-pickled quartz sand is conveyed into a washing device, a plurality of adsorption bags are buried in the quartz sand, all the adsorption bags are taken out after 10-20 min, clean water is added into the washing device to soak the quartz sand for 10-20 min, then stirring washing is conducted, a cleaning solution is discharged, then the adsorption bags are placed into the washing device again for adsorption, clean water soaking and stirring washing are conducted for many times till the surface of the quartz sand is neutral, the washing solutions are combined, the cleaned quartz sand is conveyed into a drying device to be dried for 3-4 h, and purified quartz sand is obtained; thirdly, the collected acid pickling solution and the combined washing solution are conveyed into an acid solution recycling device for waste acid and wastewater treatment.The acid solution recycling device designed in the method has the advantages of being environmentally friendly, capable of saving energy, convenient to operate and low in cost.