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31results about How to "Improve technical quality" patented technology

Method for identifying current driving road condition for automobile on basis of analytical simulation of damping of shock absorber

The invention relates to a method for identifying a current driving road condition for an automobile on the basis of analytical simulation of damping of a shock absorber, and belongs to the field of identification of road conditions. The method includes building a simulation model of damping characteristics of the shock absorber according to the structure of the controllable shock absorber, parameters of a valve and parameters of oil; obtaining a current damping ratio of a suspension system of the automobile by the aid of control parameter feedback signals of the controllable shock absorber via the simulation model of the damping characteristics of the controllable shock absorber; acquiring vibration acceleration of an automobile body by an acceleration sensor and acquiring the current driving speed by a speed sensor; and building a driving road condition identifying model according to a 1 / 4 automobile driving vibration model by the aid of relation among current parameters and the damping ratio of the suspension system, the vibration acceleration of the automobile body, the speed and road conditions, and obtaining the current driving road condition for the automobile via the driving road condition identifying model. The method for identifying the current driving road condition for the automobile is simple, convenient and reliable, the quantity of the adopted sensors is low, and the method can be used for identifying road conditions for semi-automatic suspension systems.
Owner:SHANDONG UNIV OF TECH

System and method for teaching, training and competing defending and counterattacking techniques and tactics of football shooting and counter-shooting

The invention discloses a system and a method for teaching, training and competing defending and counterattacking techniques and tactics of football shooting and counter-shooting. The system is characterized by comprising a shooting training device, a football counting device, an identity recognition device, a position recognition device, a photographing device, an intelligent information analysis center and equipment and a receiving terminal, each of the shooting training device and the football counting device is provided with a counter, the identity recognition device, the position recognition device, the photographing device and all counters are in signal connection with the the intelligent information analysis center and equipment through a communication passage, and the intelligent information analysis center and equipment is in signal connection with the receiving terminal through a communication passage. The method adopting the system has the advantages of intelligentization, high efficiency and full process.
Owner:刘庆斌

Modularized clean operating room and installation technology thereof

The invention discloses a modularized clean operating room which comprises modular keels, wall boards, a roof and various electricity and air type pipe fittings; a plurality of modular keels are fixedly connected for the formation of a basic forming framework of the operating room; the upper part and the lower part of the basic forming framework are fixed with building ground and a building top face respectively; the modular keels are constructed into an overall keel structure of the operating room; each of the various electricity and air type pipe fittings is fixedly arranged on the overall keel structure; the wall boards are fixed with the modular keels, so that the walls of the operating room are formed; and the roof is fixed with the modular keels, so that the top face of the operating room is formed. Each component of the modularized clean operating room is of a modularized structure; through the matching of the modularized installation technology, all products of the overall modularized operating room are completed in factory; and due to the processing on a professional production streamline, the overall technological technical quality is quite high.
Owner:JIANGSU JIUXIN MEDICAL TECHNOLOGY CO LTD

Low-temperature quick-forming three-dimensional printing collagen silk fibroin material

The invention provides a low-temperature quick-forming three-dimensional printing collagen silk fibroin material. The collagen silk fibroin material is prepared by, by mass, 40-80 parts of collagen, 6-45 parts of silk fibroin, 0.5-6 parts of glycerol and 0.1-5 parts of compatilizer. Adopted materials are uniform, high in biocompatibility and mechanical performance and controllable in biodegradability and can be degraded to be nontoxic and harmless substances absorbable for human bodies in different tissues in living organisms; in-vivo degrading time can be controlled by controlling a mass ratio of components so as to promote tissue regeneration.
Owner:THE CHINESE PEOPLES ARMED POLICE LOGISTICS INST AFFILIATED HOSPITAL

Simultaneous Production of Base Oil and Fuel Components from Renewable Feedstock

The present invention provides a method for simultaneous production of components suitable for production of base oil and fuel components. In the method a feedstock comprising fatty acids and / or fatty acid esters is entered into a reaction zone and subjected to a ketonisation reaction in the presence of a dual catalyst system. This system is configured to perform a ketonisation reaction and a hydrotreatment reaction, under hydrogen pressure. Subsequently ketones are obtained.
Owner:NESTE OIL OY

Body-mounted or object-mounted camera system

An object or body-mounted camera apparatus for recording surgery is provided that is adapted for tracking a relevant visual field of an on-going operation. To help maintain visibility and / or focus of the visual field, specific machine learning approaches are proposed in combination with control commands to shift a physical positioning or a perspective of the camera apparatus. Additional variations are directed to tracking obstructions based on the visual field of the camera, which can be utilized for determining a primary recording for use when there are multiple cameras being used in concert.
Owner:SURGICAL SAFETY TECH INC

Fault detection mechanism for progressive die of motor core

A fault detection mechanism for a progressive die of a motor core comprises a minitype travel switch, a fault feeler lever, a fault sliding head and a fault correcting pin, wherein the minitype travel switch, the fault feeler lever, the fault sliding head and the fault correcting pin are connected with a machine tool controller. The minitype travel switch is fixed to an upper die base provided with a guide pin. The trigger end of the minitype travel switch makes contact with the end, close to the minitype travel switch, of the fault feeler lever, and a bulb structure of the other end of the fault feeler lever makes contact with a side face clamping groove of the fault sliding head sliding along a first through hole of the upper die base. The tail end of the fault correcting pin stretches out of a through hole of a stripper plate. The fault correcting pin and the guide pin are arranged in parallel, and a guide pin insertion hole and a fault correcting pin insertion hole are formed in the corresponding positions of the lower die base and a female die. The fault detection mechanism for the progressive die of the motor core has the advantages that the phenomena that waste workpieces are generated and stamping cannot be carried out normally when mis-feeding and uncompleted feeding occur in a high-speed automatic punching process of the progressive die are avoided, the service life of the progressive die is guaranteed, and the fault detection mechanism for the progressive die of the motor core is suitable for match production of various motor cores, and the quality of punched motor cores is improved.
Owner:NINGBO HONGDA MOTOR DIE

Swimming poultry cramming method and automatic cramming system

The present invention relates to a method for force-feeding swimming poultry and an automatic system for its application, as a method for the production of ecologically purified and high-quality meat and foie gras or low-cost and high-growth ducks, reducing the fat content of the meat. , improve liver cell structure. The forced feeding method of swimming poultry includes the circulating water feeding of geese and ducks. The required water and food are adjusted multiple times according to the characteristics of the birds. Ducks or geese that are 60 days old or older are first subject to a designated feeding program in advance. Those that are 75 days old or older are Birds are forced to feed according to their species, gender, age and weight by inputting feed ingredients and feed dosage information into the automatic system.
Owner:ELPINE TRADE INT

Biochip and the production method thereof

The invention relates to a biochip comprising a substrate presenting a reflecting main surface and wherein the main surface presents localized sites that are made sensitive to fluorescence detection by a transparent layer having optical thickness (2k+1)lambda / 4 where k is a positive or zero integer and where lambda designates a wavelength lying between a wavelength lambda0 at which fluorescence is excited and a wavelength lambda1 at which fluorescence is emitted. The biochip can be manufactured by depositing a transparent layer of thickness mlambda' / 2 on a substrate and by making studs or wells of thickness (2k+1)lambda / 4 in said layer to form said sensitive sites.
Owner:CENT NAT DE LA RECHERCHE SCI +1

A system and method for the teaching, training and competition of football shooting and defensive counterattack against shooting

The invention discloses a system and a method for teaching, training and competing defending and counterattacking techniques and tactics of football shooting and counter-shooting. The system is characterized by comprising a shooting training device, a football counting device, an identity recognition device, a position recognition device, a photographing device, an intelligent information analysis center and equipment and a receiving terminal, each of the shooting training device and the football counting device is provided with a counter, the identity recognition device, the position recognition device, the photographing device and all counters are in signal connection with the the intelligent information analysis center and equipment through a communication passage, and the intelligent information analysis center and equipment is in signal connection with the receiving terminal through a communication passage. The method adopting the system has the advantages of intelligentization, high efficiency and full process.
Owner:刘庆斌

Swimming poultry cramming method and automatic cramming system

The present invention relates to a method for force-feeding swimming poultry and an automatic system for its application, as a method for the production of ecologically purified and high-quality meat and foie gras or low-cost and highly developed ducks, reducing the fat content of the meat. , improve liver cell structure. The forced feeding method of swimming poultry includes the circulating water feeding of geese and ducks. The water and food required are adjusted multiple times according to the characteristics of the birds. Ducks or geese that are 60 days old or older are first subject to a designated feeding program in advance. Those that are 75 days old or older are Birds are forced to feed according to their species, gender, age and weight by inputting feed ingredients and feed dosage information into the automatic system.
Owner:ELPINE TRADE INT

Slope planting technique

The invention relates to an agricultural cultivation technique, in particular to a sloping field cultivation technique which implements the cultivation with manpower, animal power or mechanical power. The technique is characterized in that: (1) the active layer of the sloping field, with the manpower or animal power cultivation way, is stacked and made into horizontal strip ladders, and the strip ladder number, the strip ladder height, the row spacing number and the planting distance number of each Chinese acre field are arranged; (2) during the strip ladder making process, the chemical fertilizer is buried deeply, the farm manure is buried moderately, and the seed is sowed shallowly; (3) the seeding can be carried out at best time according to characteristics of the variety, under the tool work implementation, the variety of the seeding sowed on the horizontal ladders achieves good soil moisture content, the sowed seeds have consistent depth, earth backing and earth pressure, and the seeding quantity achieves the best number; and (4) the field management is carried out according to the growth need of the crops on the basis of the growth time of the crops. The technique can replace and change the backward traditional cultivation technique, solve the problem of soil erosion brought by the agricultural cultivation, and realize the mountainous region scientific farming with less cultivation but more grain production.
Owner:薛怀清

Taillight for automotive trailers or vehicles with built-in communication RF signal antenna

There is provided a taillight for vehicles or trailer trucks with built-in RF signal communication antenna which, according to its features, enables the creation of a taillight with its own specific structure, electromechanical type and destined to place a lighting module with lighting function and a RF signal communication antenna with RF signal communication function regardless the frequency or type of signal on the surface of vehicles or trailer trucks in general, in order to enable an extremely practical, safe and precise way to optimize the procedures for placing communication RF signal antennas and their signal transmissions in vehicles or automotive trailers, with complete invisibility and excellent elimination of any interference in these transmissions.
Owner:MASCHIO NAIRA HOSANA SILVESTRINI

Suspended non-metal fast inserting panel

The invention relates to the field of building decoration, in particular to a suspended non-metal fast inserting panel. The inserting panel includes a keel frame, the keel frame is formed by splicingkeel frameworks which are arranged transversely and longitudinally end to end, and every two adjacent keel frameworks are connected with each other through a corner connector; a non-metal plate adheres to the front surface of the keel frame, a color coating steel plate adheres to the back surface of the keel frame, and a hollow space is formed between the non-metal plate arranged on the front surface of the keel frame and the color coating steel plate arranged on the back surface of the keel frame; a metal or non-metal lightweight filler is bonded to the interior of the hollow space, and locating folding edges used for providing installation references for accurately placing the color coating steel plate are arranged on the outer side of the keel frame. The suspended non-metal fast inserting panel has the advantages that a factory manufacturing process is much simpler, the quality is reliably improved, a product rejection rate is remarkably reduced, the economic benefits are increased,the environmental protection performance is great, and the installation flexibility is high.
Owner:SUZHOU TONGKUAI PURIFICATION TECH

Semi-flexible functional combined structure recovery layer applied to asphalt pavement maintenance

The invention discloses a semi-flexible functional combined structure recovery layer applied to asphalt pavement maintenance. The rear semi-flexible functional combined structure recovery layer of themilled original upper middle surface layer sequentially comprises an SBS modified asphalt bonding layer, a polymer modified cement paste poured macroporous asphalt mixture semi-flexible middle surface layer, a synchronous broken stone sealing layer and an ultrathin wearing layer from bottom to top, wherein the polymer modified cement paste poured macroporous asphalt mixture semi-flexible middle surface layer has thickness of 7-9 cm, the material is specifically polymer modified cement paste poured macroporous asphalt mixture,, the synchronous broken stone sealing layer is composed of SBS modified asphalt and limestone with the single particle size of 7.2-9.5 mm, thickness of the ultrathin wearing layer is 1.5-2.5 cm, the ultra-thin wearing layer is made of a densely-prepared SBS modifiedasphalt mixture, and total thickness of the semi-flexible function combination structure recovery layer is the same as the milling thickness. The rear semi-flexible functional combined structure recovery layer can be applied to the field of asphalt pavement maintenance such as asphalt pavement structural damage repair and heavy-load traffic pavement function improvement.
Owner:GUANGXI JINMENG ENG

Installation structure of hanging type roof plate

The invention relates to the field of architectural decoration, in particular to an installation structure of a hanging type roof plate in the field of purification decoration. The installation structure of the hanging type roof plate comprises an integral keel frame, roof keel hooks, roof plate hooks, roof plate hangers, hanging assemblies and the hanging type roof plate, wherein the integral keel frame comprises wall keels, roof keels and keel connectors for fixing the wall keels and the roof keels; crossbars are also connected between the wall keels, and the upper ends of the wall keels areconnected and fixed with angle steel; the angle steel is fixed on the roof surface of a building by expansion bolts; mounting holes are formed in the side walls of the wall keels, and the keel connectors are connected in the mounting holes of the wall keels through bolts and nuts; and the roof keels are placed in grooves of the keel connectors, and are connected and fastened on the keel connectors through bolts and nuts. The installation structure of the hanging type roof plate has the beneficial effects that complete industrially-produced hanging type quick-installed wallboards, hanging typetop plates and standardized production of installing auxiliary parts are manufactured, and the installation structure of the hanging type roof plate is high in quality technical skill, little in influence of human factors on product quality, quick and accurate to install, and convenient to upgrade and replace.
Owner:SUZHOU TONGKUAI PURIFICATION TECH

Modular keel for building modular clean operating room

The invention discloses a modular keel for building a modular clean operating room. The cross section of the keel is U-shaped; three surfaces of the keel are provided with a plurality of square positioning holes along the longitudinal direction; and a circular positioning hole is formed between every two adjacent square positioning holes. The keel is modularized, so that all products of the entire modular clean operating room can be produced in a plant; and processing is performed on a workshop professional production line, so that the technical quality of the entire process is improved greatly.
Owner:JIANGSU JIUXIN MEDICAL TECHNOLOGY CO LTD

Integrated ceiling device

The invention discloses an integrated ceiling device. The integrated ceiling device is arranged below a top floor slab of a hybrid operation room and comprises a decorative roof, a cavity is formed by separation of the decorative roof from the top floor slab, three plenum chambers arranged at intervals are arranged in the cavity, a plurality of device suspensions are arranged at the interval area between every two plenum chambers, the upper end of each of the device suspensions is fixed with the top floor slab, and the lower end of each device suspension penetrates the decorative roof to be in sealing connection with the decorative roof. According to the integrated ceiling device, a fan filter ceiling, the hybrid device suspensions and the decorative roof of the hybrid operation room are designed into a sealed whole, and original contents belonging to purification, decoration and medical equipment subsidiary facilities respectively are integrated into a set of equipment, so that conflicts between the fan filter ceiling and hybrid device mounting positions are resolved, meanwhile, installation processes are simplified through an assembly connection mode.
Owner:上海风神环境设备工程有限公司

Upper and lower disc spherical surface polishing mechanism for 3D optical element polishing machine

The invention discloses an upper and lower disc spherical surface polishing mechanism for a 3D optical element polishing machine. The upper and lower disc spherical surface polishing mechanism is mainly used for the 3D special-shaped optical element polishing machine. According to the main technical scheme, in a short shaft, an upper swing arm is connected, a second aligning bearing is arranged between a cover plate and the short shaft, the cover plate is connected with a brush disc base, a spherical brush matched with the spherical brush disc base is adhered to the spherical surface of the brush disc base, a workpiece lower disc matched with the spherical brush is coaxially arranged with the spherical brush, the workpiece lower disc is connected with the lower disc base, the lower disc base is connected with a rotating main shaft, a vacuum suction pipe is arranged in a hole of the rotating main shaft, and a ball valve is connected to a second waterproof cover. The upper and lower discspherical surface polishing mechanism proves by trial that the phenomenon that the polishing of the 3D element is not qualified is fundamentally overcome, the technical quality of the polishing of the 3D element is effectively improved, the production efficiency is improved, the cost is reduced, and the requirement of mass production of multiple varieties of the 3D element is met.
Owner:王丁

Identification method of vehicle current driving road condition based on shock absorber damping analytical simulation

The invention relates to a method for identifying a current driving road condition for an automobile on the basis of analytical simulation of damping of a shock absorber, and belongs to the field of identification of road conditions. The method includes building a simulation model of damping characteristics of the shock absorber according to the structure of the controllable shock absorber, parameters of a valve and parameters of oil; obtaining a current damping ratio of a suspension system of the automobile by the aid of control parameter feedback signals of the controllable shock absorber via the simulation model of the damping characteristics of the controllable shock absorber; acquiring vibration acceleration of an automobile body by an acceleration sensor and acquiring the current driving speed by a speed sensor; and building a driving road condition identifying model according to a 1 / 4 automobile driving vibration model by the aid of relation among current parameters and the damping ratio of the suspension system, the vibration acceleration of the automobile body, the speed and road conditions, and obtaining the current driving road condition for the automobile via the driving road condition identifying model. The method for identifying the current driving road condition for the automobile is simple, convenient and reliable, the quantity of the adopted sensors is low, and the method can be used for identifying road conditions for semi-automatic suspension systems.
Owner:SHANDONG UNIV OF TECH

Keel connecting piece for building modular clean operating room

The invention discloses a keel connecting piece for building a modular clean operating room. The keel connecting piece comprises angle joint pieces, riveting pieces and hooking pieces, wherein keels are connected with each other through the angle joint pieces; the keels are fixedly connected with wall plates through the riveting pieces; and the keels are fixedly connected with top plates through the hooking pieces. Due to the arrangement of three types of standard connecting pieces, all products of the entire modular clean operating room can be produced in a plant; and processing is performed on a workshop professional production line, so that the technical quality of the entire process is improved greatly.
Owner:JIANGSU JIUXIN MEDICAL TECHNOLOGY CO LTD

Method for producing an external synchronizer ring

#CMT# # / CMT# The method involves pre-stamping a flat blank (9), covering an outer annular surface area (10) of a ring body, and sintering an inner annular surface area (11) of the ring body to form a sintered coating. Another sintered inner surface area is formed into a conical shape, where an external gearing is pre-stamped and index tabs are bent. #CMT#USE : # / CMT# Method for producing an external synchronizer ring. #CMT#ADVANTAGE : # / CMT# The method involves pre-stamping a flat blank, covering an outer annular surface area of a ring body, and sintering an inner annular surface area of the ring body to form a sintered coating, and hence increases technical quality of external synchronizer ring. #CMT#DESCRIPTION OF DRAWINGS : # / CMT# The drawing shows a perspective view of a flat blank. 9 : Flat blank 10 : Outer annular surface area 11 : Inner annular surface area.
Owner:HOERBIGER ANTRIEBSTECHN HLDG

An anchoring product prepared with fly ash ceramsite

The invention discloses an anchoring product prepared from fly ash ceramsite. The anchoring product comprises a component A and a component B. The component A comprises MG, GH-7, DMA, YBAN and fly ashceramsite. The component B comprises BPO, DC, BPB, TL and PT. The MG in the component A is high-performance special resin with good stability and high strength. The fly ash ceramsite has high hardness, wear resistance, leakage resistance, freeze-thaw resistance, high density and a certain expansion coefficient and complements with MG. Each one of the curing agent and the accelerant contains double components and according to the time, temperature and practical application, the component can be used alone or the components can be mixed so that the gelation time of the anchoring product is easyto adjust and the required indexes are satisfied.
Owner:鄂尔多斯市东胜区益山煤炭应用化学研究所

Integrated ceiling device

The invention discloses an integrated ceiling device. The integrated ceiling device is arranged below a top floor slab of a hybrid operation room and comprises a decorative roof, a cavity is formed by separation of the decorative roof from the top floor slab, three plenum chambers arranged at intervals are arranged in the cavity, a plurality of device suspensions are arranged at the interval area between every two plenum chambers, the upper end of each of the device suspensions is fixed with the top floor slab, and the lower end of each device suspension penetrates the decorative roof to be in sealing connection with the decorative roof. According to the integrated ceiling device, a fan filter ceiling, the hybrid device suspensions and the decorative roof of the hybrid operation room are designed into a sealed whole, and original contents belonging to purification, decoration and medical equipment subsidiary facilities respectively are integrated into a set of equipment, so that conflicts between the fan filter ceiling and hybrid device mounting positions are resolved, meanwhile, installation processes are simplified through an assembly connection mode.
Owner:上海风神环境设备工程有限公司

Bidirectional adjustable hanging wall panel

The invention relates to the field of building decoration, in particular to a bidirectional adjustable hanging wall panel which belongs to the field of purification decoration. The wall panel comprises an overall keel framework, a hanging wall panel body and an adjustable hanging seat used for fixedly connecting the overall keel frame with the hanging wall panel body; the adjustable hanging seat comprises a fixing wall fixedly connected with the overall keel framework, a U-shaped positioning wall is arranged on the fixing wall, a C-shaped adjusting sleeve sleeves the U-shaped positioning wall,the U-shaped positioning wall is opposite to the opening of the C-shaped adjusting sleeve, and the wall panel is provided with a transverse adjusting screw and a longitudinal adjusting screw which are used for performing up-and-down adjustment of the hanging wall panel. By means of the hanging wall panel, the positioning of the hanging wall panel is more accurate, the completely industrialized production of hanging wall panels and the standardized production of installation accessory parts are achieved, the processing technology is high, the installation is simple, rapid and accurate, the influence on product quality of human factors is less, and the upgrading and replacing are convenient.
Owner:SUZHOU TONGKUAI PURIFICATION TECH

Biochip and the production method thereof

The invention relates to a biochip comprising a substrate presenting a reflecting main surface and wherein the main surface presents localized sites that are made sensitive to fluorescence detection by a transparent layer having optical thickness (2k+1)λ / 4 where k is a positive or zero integer and where λ designates a wavelength lying between a wavelength λ0 at which fluorescence is excited and a wavelength λ1 at which fluorescence is emitted. The biochip can be manufactured by depositing a transparent layer of thickness mλ′ / 2 on a substrate and by making studs or wells of thickness (2k+1)λ / 4 in said layer to form said sensitive sites.
Owner:CENT NAT DE LA RECHERCHE SCI +1

Assembled medical cleaning-room dragon skeleton accessory set

The invention discloses an assemble medical cleaning-room dragon skeleton accessory set which comprises corner joint pieces, riveting pieces and hooking pieces. Skeletons are fixedly connected through the corner joint pieces; the skeletons and wallboards are fixedly connected through the riveting pieces; the skeletons and top plates are fixedly connected through the hooking pieces. By the arrangement of the three standardized connecting pieces, all mounting pieces of an entire cleaning room can be completed in assembly in a factory, and assemblies are processed on specialized production lines of workshops, so that efficiency and quality of entire assembling process are greatly improved.
Owner:CHANGZHOU BOHAI CONSTR ENG CO LTD

Taillight for automotive trailers or vehicles with built-in communication RF signal antenna

ActiveUS20130077333A1Excellent added technical qualityEnhanced advantageVehicle interior lightingOptical signallingSignal onIn vehicle
There is provided a taillight for vehicles or trailer trucks with built-in RF signal communication antenna which, according to its features, enables the creation of a taillight with its own specific structure, electromechanical type and destined to place a lighting module with lighting function and a RF signal communication antenna with RF signal communication function regardless the frequency or type of signal on the surface of vehicles or trailer trucks in general, in order to enable an extremely practical, safe and precise way to optimize the procedures for placing communication RF signal antennas and their signal transmissions in vehicles or automotive trailers, with complete invisibility and excellent elimination of any interference in these transmissions.
Owner:MASCHIO NAIRA HOSANA SILVESTRINI

Anchoring product prepared from fly ash ceramsite

The invention discloses an anchoring product prepared from fly ash ceramsite. The anchoring product comprises a component A and a component B. The component A comprises MG, GH-7, DMA, YBAN and fly ashceramsite. The component B comprises BPO, DC, BPB, TL and PT. The MG in the component A is high-performance special resin with good stability and high strength. The fly ash ceramsite has high hardness, wear resistance, leakage resistance, freeze-thaw resistance, high density and a certain expansion coefficient and complements with MG. Each one of the curing agent and the accelerant contains double components and according to the time, temperature and practical application, the component can be used alone or the components can be mixed so that the gelation time of the anchoring product is easyto adjust and the required indexes are satisfied.
Owner:鄂尔多斯市东胜区益山煤炭应用化学研究所

Method and system for refining crude brine

The invention relates to a method and a system for refining crude brine. The method comprises the following steps of: performing pre-reaction; pressurizing and dissolving gas; pretreating; performing post reaction; filtering by using a membrane; and filtering off residual slag particles by using a membrane filter to obtain the refined brine. By the method and the system for refining crude brine, under the condition of not introducing new impurities, various metal impurity ions are efficiently flocculated and precipitated, so that problems of great mineral salt impurity fluctuation and overproof Fe and Al ions are solved, the high quality of the finished brine product and the high-efficiency and normal operation of subsequent ion-exchange membrane electrolysis can be ensured, and the aim that mineral salt replaces sea salt to serve as chlor-alkali electrolysis raw salt is fulfilled; moreover, brine sludge emission and treatment cost can be obviously reduced, and the method and the system have good emission reduction effect and good environment-friendly property.
Owner:RUYUAN DONGYANGGUANG ELECTROCHEM FACTORY
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