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127results about How to "Will not affect" patented technology

Suspension control method and device used for EMS type low-speed suspension train

The invention discloses a suspension control method and device used for an EMS type low-speed suspension train. The suspension control method includes the following steps: respectively collecting clearance signals, acceleration signals and current signals of sensor groups, enabling the clearance signals, the acceleration signals and the current signals of the two sensor groups corresponding to a same suspension module to be combined to calculate to obtain two suspension control variables, and enabling the two suspension control variables to serve as feedback to control electric currents of two single electromagnets of the suspension module to guarantee that the suspension clearance between the suspension module and a track is kept constant. The suspension control device comprises the first sensor group, the second sensor group and a suspension controller. The suspension controller comprises a suspension control board, a first suspension chopper and a second suspension chopper. According to the suspension control method and device, the defect, which can not be really overcome by a current single-point suspension control method, that two points inside the suspension module influence each other can be overcome, the number of the single-bogie suspension controller is reduced, the mass of the suspension controller is lightened, the manufacturing cost of the suspension controller is reduced, and the reliability of the suspension controller is improved.
Owner:NAT UNIV OF DEFENSE TECH

Preparation method of calcium phosphate bone cement simultaneously releasing zinc ions and silicate ions

The invention discloses a preparation method of calcium phosphate bone cement simultaneously releasing zinc ions and silicate ions. The preparation method comprises the following steps that (1) calcium phosphate bone cement powder, inorganic salt containing zinc ions and inorganic salt containing silicate ions are mixed evenly to obtain the calcium phosphate bone cement containing zinc and silicon elements, namely a solid phase; (2) the solid phase cement obtained through the step (1) and a liquid phase are blended, wherein the mass ratio of the liquid phase volume to the solid phase powder is 0.3-0.6 mL / g. The zinc ions and the silicate ions are simultaneously added into the calcium phosphate bone cement for the first time, the calcium phosphate bone cement has the advantages of having high mechanical strength and appropriate setting time and being capable of continuously releasing the zinc ions and silicate ions for a long time and controllable in release amount, and meanwhile the two different types of released functional ions can play roles of synergistically inhibiting bone absorption and promoting bone repair. Compared with traditional calcium phosphate bone cement, the calcium phosphate bone cement has more excellent bone defect repairing effect and wider clinical application prospect.
Owner:SOUTH CHINA UNIV OF TECH

Preparation method of vitamin A microcapsules

The invention relates to a preparation method of more stable vitamin A microcapsules, comprising the following steps of: firstly, preparing a vitamin A oil solution containing an antioxidant from vitamin A and the antioxidant in the absence of oxygen, adding chitosan and stirring evenly, after stirring fully, filtering and removing the chitosan to obtain the vitamin A oil solution; adding octenyl succinic acid modified starch to purified water deaerated by a thermal spray deaerator, heating for dissolution; mixing the prepared octenyl succinic acid modified starch solution and the vitamin A oil solution in a certain proportion, emulsifying quickly by an on-line emulsifying machine, and instantly cooling by a cooler; and performing hot air spray drying on the emulsion to obtain stable vitamin A microcapsules. The storage life of the product prepared in the invention reaches two years.
Owner:何德海

Method and apparatus for automatic selecting staging time

A method for automatically selecting upgrade time includes collecting storing load information of unit then selecting time section of upgrade according to stored load information, starting up unit to carry out operation of automatic upgrade when time section of upgrade is reached. The device used for realizing said method is also disclosed.
Owner:NEW H3C TECH CO LTD

Preparation method for raw material used for bag film with two different water-soluble speeds on different parts

ActiveCN102675786ARetain water resistanceWill not affectSolubilityBlow molding
The invention relates to a preparation method for raw material used for a bag film with two different water-soluble speeds on different parts. The bag film with two different water-soluble speeds on different parts is prepared from raw materials of two types of different water-soluble speeds. Material A and material B comprise polyving alcohol (PVA), compound plasticizer, starch or starch ether, water-soluble control regulator, smooth opening agent and anti-adhesion agent; the material A and the material B enter a twin screw to be subjected to extrusion granulation after being respectively stirred and mixed at high speed; the material A and the material B respectively pass through films obtained by extrusion and blow molding of two parallel extruders to form two films with water solubility of different types; the water-soluble disintegration time of a film area film formed by the material A is less than 30 seconds; and the water-soluble disintegration time of a film area film formed by the material B is more than 300 seconds. Meanwhile, the two film area films have similar heat-sealing temperature and performance.
Owner:POLYE MATERIALS CO LTD

Side-by-side distribution-typed oil tank system

InactiveCN102358429AWill not affect safe flightLittle impact on movementPower plant fuel tanksTransverse axisFuel tank
The invention discloses a side-by-side distribution-typed oil tank system, which is characterized in that: five oil tanks are sequentially distributed along the longitudinal direction of an airplane and are symmetrically distributed along a longitudinal axis and a transverse axis in an axon system adopting the gravity center of the airplane as an origin, two bubble-preventing oil tanks or counterweights are symmetrically distributed on the left side and the right side of the airplane, all oil tanks are sequentially connected with each other through connecting pieces and flexible rubber oil pipes according to a stipulated oil supply path, so the obvious variation of the position of the gravity center of the airplane with a flying swing layout caused by the consumption of the fuel oil can be overcome; and under the situation that the oil is non-uniformly absorbed because of stalling of one engine at one side of the airplane or asymmetric power of the engines at two sides of the airplane during flying, the position of the gravity center of the airplane can be maintained constant. In addition, the side-by-side distribution-typed oil tank system is simple to produce, has low cost and short period, is practical and reliable and is convenient to use, different fuel systems with different sizes can be produced according to a specific size of the airplane, and the side-by-side distribution-typed oil tank system is particularly suitable for the small-sized turbo-jet flying-swing layout unmanned proof airplane.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Test construction for light doped drain doping region square resistor and manufacturing method thereof

A manufacturing method for a test structure of an LDD doped region square resistance comprises steps of providing a semiconductor substrate with a grid layer, wherein the semiconductor substrate is provided with a first region and a second region, patterning the grid layer, forming a grid electrode on the second region and at least two grid electrode on the first region, executing an LDD doping process to form LDD doped regions respectively in the semiconductor substrate between the grid electrodes of the first region and on the semiconductor substrate on two sides of the grid electrode of the second region, forming dielectric layers on the semiconductor substrate on the grid electrodes, on the lateral walls of the grid electrodes and between the grid electrodes, etching to remove the dielectric layers on the top of the grid electrodes and remaining a part of or the total dielectric layers on the LDD doped region of the first region. The invention further provides a test structure of an LDD doped region square resistance, which can be favorable for increasing testing precision of the LDD doped region square resistance.
Owner:SEMICON MFG INT (SHANGHAI) CORP

Self-cleaning MBR flat sheet membrane module and cleaning method thereof

The invention provides a self-cleaning MBR flat sheet membrane module and a cleaning method thereof. The self-cleaning MBR flat sheet membrane module comprises a plurality of flat sheet membrane elements (1) stacked at intervals and a framework (2) used for fixing the flat sheet membrane elements (1), wherein the edges of the flat sheet membrane elements (1) are provided with at least two aerator pipes (3), and the aerator pipes (3) are provided with a plurality of nozzles (31) ejecting gas towards the flat sheet membrane elements (1). With the self-cleaning MBR flat sheet membrane module and the cleaning method thereof, self-cleaning of the MBR flat sheet membrane module in operation is realized, and anti-pollution capability of the module is greatly improved. During long-term operation, the MBR flat sheet membrane module does not need cleaning, and even, on-line chemical cleaning can be cancelled; thus, the usage amount of chemical agents is reduced, operation flux of the MBR flat sheet membrane module is effectively ensured, and stability of long-time running of an MBR system is improved.
Owner:LG ELECTRONICS CHINA RANDD CENT SHANGHAI CO LTD

Anti-marine organism-adhesion marine conductivity-temperature-depth measuring instrument

The invention discloses an anti-marine organism-adhesion marine conductivity-temperature-depth measuring instrument. The anti-marine organism-adhesion marine conductivity-temperature-depth measuring instrument includes a main body for the measuring instrument, wherein a conductivity sensor, a temperature sensor and a pressure sensor are arranged on the main body for the measuring instrument; and ultraviolet ray light emitting diodes for irradiating the conductivity sensor, the temperature sensor and the pressure sensor are also arranged on the main body for the measuring instrument. The invention relates to a marine novel instrument which can utilize ultraviolet radiation to eliminate and restrain the situation that the performance of the conductivity-temperature-depth measuring sensor is invalid and the monitoring data is not reliable because of organism adhesion. The instrument has the ability to work in place continuously over a long period of time, and the maximum overpressure resistant depth is 1500m. The instrument utilizes the integrated design; the plurality of ultraviolet ray light emitting diodes are integrated in the instrument and are used for performing regular radiation for each measurement unit respectively. The anti-marine organism-adhesion marine conductivity-temperature-depth measuring instrument has great significance for acquiring marine monitoring data with high accuracy and high reliability and improving the stability of the marine measurement sensors.
Owner:田川

Gold ion adsorption protein and method for enriching and recovering gold ion

The invention provides gold ion adsorption protein and a method for enriching and recovering gold ions. The gold ion adsorption protein comprises an escherichia coli outer membrane protein A fragment and a gold ion binding protein GolB fragment; or comprises a gold ion induced protein fragment and an antigen 43 fragment. The gold ion adsorption protein and the method for enriching and recovering gold ion disclosed by the invention can overcome disadvantages in the prior art, and cause no secondary pollution; the gold ion adsorption protein can efficiently adsorb gold ions in the presence of various heavy metal ions, is environment-friendly, and cause no effect on the environment; and the gold ion adsorption protein is easy to prepare, low in cost, and convenient for operation.
Owner:SHENZHEN Y GENE BIOTECH CO LTD

Technology for producing stone-plastic floor, and die head for producing floor substrate

The invention specifically relate to a technology for producing a stone-plastic floor, and a die head for producing a floor substrate, and belongs to the technical fields of extrusion molding die heads and plastic floor production. The stone-plastic floor comprises a wearing layer, a glass fiber layer and a substrate, and the substrate comprises 80 parts of PVC, 210 parts of calcium powder, 8.3 parts of a calcium and zinc stabilizer, 4.8 parts of chlorinated polyethylene, 2.3 parts of acrylate and 1.6 parts of polyethylene wax. The die head for producing the floor substrate comprises an upperdie and a lower die, one end of the die head is a feed inlet, the other end of the die head is a molding port, the upper die is provided with a movable mouth, the upper die and the lower die are locked to form an extrusion channel, the movable mouth and the lower die are locked to form a molding cavity, the extrusion channel includes a preheating section and an extruding section, the preheating section and the extruding section extend toward two sides of a die cavity, a foaming cavity and a buffering cavity are arranged in the molding cavity, the foaming cavity has a water drop shape and is close to the molding port. The die head can improve the output and the quality of the floor substrate in order to ensure that the stone-plastic floor can meet the requirements of waterproofing and environmental protection.
Owner:台州市黄岩晶威模具有限公司

Follow-up device of horizontal tail of airplane

The invention belongs to the technical field of airplane structure design, and particularly relates to a follow-up device of a horizontal tail of an airplane. The device is characterized by comprising a sealing plate, a roller trigger device, a torque arm support, a stop block, a torque arm, a hinge, a hinge support, a torque rod, a torque rod mounting support, a hinge support and a hinge, wherein the roller trigger device is mounted on the sealing plate, the two hinges are mounted on the sealing plate coaxially, the hinges are connected with the hinge supports, and the hinge supports are connected with an external machine body. The torque rod mounting support is connected with the hinge support by a bolt; the torque rod is connected with the torque rod mounting support and the torque arm; the torque rod penetrates through a through hole of the hinge support and can rotate freely in the hole; a double-lug of the torque arm is connected with a single lug of the torque arm support; the torque arm support is connected with the sealing plate; and the sealing plate is limited on the external machine body. The device has the advantages that the device is light in weight and convenient to mount, and occupies a small space; the whole follow-up device is basically in a plane of the sealing plate and is simpler in structure; and the mounting is not influenced by external members.
Owner:XIAN AIRCRAFT DESIGN INST OF AVIATION IND OF CHINA

Method and system for automatically testing embedded type browser

The invention discloses a method and system for automatically testing an embedded type browser, relating to the technical field of embedded type browsers. The method comprises the following steps of: entering a test entry transition page through the embedded type browser; downloading an automatic test script document from a server in an asynchronous mode after the test entry transition page receives the test instruction of a user; storing the automatic test script document after the downloading is completed; and running the automatic test script document, and completing the test for the embedded type browser. The automatic key test of the embedded type browser can be realized by applying the method and the system.
Owner:SHENZHEN IPANEL TECH LTD

Method and apparatus for frequency band support capability virtual mapping

The present invention provides a method and device for virtual mapping of frequency band support capability. In the present invention, the terminal configures "virtual carrier aggregation working frequency band" information, as well as "supported LTE working frequency band" information and "supported carrier aggregation working frequency band combination" information according to actual capabilities and standard support conditions; the network side according to the "supported LTE working frequency band" information The "working frequency band" information and the "supported carrier aggregation working frequency band combination" information jointly determine the carrier aggregation working frequency band combination capability actually supported by the terminal. Through the above solutions, the present invention can still provide a carrier aggregation service for a terminal that supports the combination and aggregation of a certain frequency band when the existing standard does not support the combination and aggregation of the frequency band.
Owner:CHINA MOBILE COMM GRP CO LTD

Safety protective home furnishing

The invention provides safety protective home furnishing which comprises a shell, wherein the shell comprises a framework, a wall board and a bottom board, the wall board is provided with an entrance door and a window, the shell is in a single-layer structure or top and bottom double-layer structure, the framework comprises a bottom frame, the bottom frame is provided with a base, a cross arm is in an n shape, the lower end of the cross arm is arranged in the base, the cross arm is fixed with at least one group of longitudinal arms, the lower ends of the longitudinal arms are arranged in the base, and the cross arm is at least fixed with a group of ring beams; and the wall board comprises a reinforced layer, the reinforced layer is fixed on the framework, a fireproof insulation layer is arranged outside the reinforced layer, an exterior layer is arranged outside the fireproof insulation layer, and an interior layer is arranged in the reinforced layer. The safety protective home furnishing is an anti-seismic, anti-compression, fireproof and insulating space for avoiding risks and escaping by people when disasters of earthquake, fire and the like occur; and the space is internally also provided with an air conditioner system and a video and audio system and can be used as a bedroom, a writing room or a family cinema for work, rest and learning by people; and people taking a rest in the space or learning and working in the space can not be influenced by outside.
Owner:秦强

Sound insulation noise reduction wall paper and preparation method thereof

The invention discloses a piece of sound insulation noise reduction wall paper and a preparation method thereof. The piece of wall paper comprises a substrate layer, a sound insulation noise reduction coating layer on the substrate and a pattern layer printed on the sound insulation noise reduction coating layer, wherein the substrate layer is a piece of high filled composite paper and comprises the ingredients by weight percent: 75-85% percent of calcium carbonate, 0-5% percent of calcium metasilicate and 10-25% percent of polyethylene; and the sound insulation medium in the sound insulation noise reduction coating layer is aluminum powder, iron powder or the mixture powder of the aluminum powder and the iron powder. The preparation method of the wall paper comprises the following steps: adopting the high filled composite paper as the substrate; coating the coating layer material consisting of the aluminum powder, the iron powder or the mixture powder of the aluminum powder and the iron powder so as to obtain the sound insulation noise reduction coating layer; and adopting the rotary screen printing to manufacture the wall paper with the function of sound insulation and noise reduction. The wall paper prepared by using the method integrates the decoration attractiveness of the wall paper and the function of a sound insulation noise reduction material, and is lower in polymer content, so that the wall paper is an environmental-friendly, ecological and healthy wall paper and can be widely applied to public places such as hotels, entertainment venues, airports, shopping malls, schools, kindergartens, hospitals, supermarkets and the like, and high-rise building decoration as well.
Owner:地球卫士(天津)环保新材料有限公司

Back-filling material for ground-source heat pump ground-burying tube hole drilling

The invention discloses a ground source heat pump buried pipe drill hole recharging material, the weight percentage of the recharging material components are as followings: graphite occupies 5 percent to 80 percent, and inorganic particles occupy 20 percent to 95 percent, wherein the inorganic particles are mainly composed of silicate, carbonate, or an inorganic mixture of granular or powdery aluminate. If unprocessed and much impurities composed graphite is adopted, and because the purity of the graphite is only 25 percent, inorganic particles are not need to be added when recharging is performed, and only the unprocessed graphite and water are mixed for recharging directly. The mass ratio of the graphite composed in the interior of the material is no less than 5 percent, thus the heat transfer coefficient K of the recharging material is above 10, the heat transfer coefficient of ground source heat pump buried pipe drill hole recharging material in the prior art is between 1.5 and 3, the heat transfer coefficient of the recharging material of the invention is more than 3 times of the heat transfer coefficient of the recharging material in the prior art, the heat changing efficiency between U-shaped pipe and the surrounding rocks and ground can be improved, thereby, the heat changing efficiency and the energy efficiency ratio of the ground source heat pump are improved.
Owner:GAO XIUMING

Method, system and device for realizing cluster communications in long-term evolution (LTE) system

The invention discloses a method, system and device for realizing cluster communications in a long-term evolution (LTE) system. A cluster service resource is arranged on a network side of the LTD system, information of the arranged cluster service resource is sent to terminals, which are regarded as cluster users, through air-interface messages, and then the terminals carry out the cluster communications according to the received information of the cluster service resource. When the cluster communications are realized in the LTE system through the method, system and device, no reserved resource is arranged, no special channel or identification is arranged, the cluster service resource is arranged on the network side as needed, and therefore waste of resources of the LTE system is avoided; and when the method, system and device is used for realizing the cluster communications, the cluster service resource is arranged on the network side for the cluster service and is independent of other communication services, and therefore the situation that the cluster service and other communication services share the same carrier wave so that the cluster service is affected by the other communication services is avoided.
Owner:CHINA MOBILE COMM GRP CO LTD +1

Grinding surface roughness real-time detection and intelligent control system

The invention discloses a grinding surface roughness real-time detection and intelligent control system. According to the system, constant-pressure high-pressure air flow is provided by an external stable-pressure air source, and the high-pressure air flow sequentially passes through a pressure stabilizing chamber, a variable-pressure chamber and a nozzle of a jet device, then is sprayed on the surface of a workpiece from a nozzle outlet and is finally dispersed in the atmosphere. When the roughness of a grinded surface changes, the distance between the nozzle outlet of the nozzle and the grinded surface changes, then the air flow of the nozzle changes and the pressure in the variable-pressure chamber changes, so that a signal collected by a pressure sensor changes, a signal acquisition module transmits the collected signal to a computer for signal analysis and data display in the computer, and meanwhile feature data of the signal are extracted. When the signal change of the pressure sensor exceeds a set threshold, the computer transmits a feedback signal to a grinding machine numerical control platform, the rotation speed of a grinding wheel and the moving speed of a workbench areadjusted, and the surface roughness of the grinded workpiece is guaranteed.
Owner:湖南中铁五新重工有限公司

White edge strip and production method thereof

The invention provides a white edge strip comprising the following raw materials in parts by weight: 90-110 parts of 1# glue, 3-5 parts of zinc oxide, 1.1-1.9 parts of stearic acid, 2.5-3.5 parts of diethylene glycol, 2-3 parts of a yellowing-resistant accelerant, 1.1-1.8 parts of an anti-aging agent RDZ, 1.7-2.3 parts of a thermal antioxidant, 2.6-3.4 parts of a brightener, 1.7-2.3 parts of sulphur, 78-88 parts of superfine calcium carbonate, 35-45 parts of titanium dioxide, 0.35-0.48 part of ultramarine blue, 0.45-0.58 part of permanent violet masterbatch and 28-38 parts of white carbon black. The white edge strip has the advantage of good yellowing resistance. The invention also provides a production method of the white edge strip.
Owner:河南荣光鞋业有限公司

Safety storage cabinet for lithium battery

The invention relates to a safety storage cabinet for a lithium battery. The safety storage cabinet comprises a cabinet body and a cabinet cover which are fixedly arranged into a whole through a lock catch. The safety storage cabinet is characterized in that the cabinet body and the cabinet cover are hollow double-layer steel plates, wherein the hollow parts are filled with insulating plates and concrete slurry; a temperature sensor is fixedly mounted on the bottom of the cabinet cover, an alarm is fixedly mounted on the top of the cabinet cover, and the temperature sensor and the alarm are integrally connected through circuit. The insulating materials between the double layers of steel plates delay the time of conducting the high temperature inside the cabinet body to the outer part of the cabinet body; the concrete slurry between the double layers of the steel plates guarantees that that cabinet body framework is not collapsed under conditions of combustion, explosion and the like of the battery, so that the combustion and the explosion are not spread out of the cabinet body, and the safety of a lithium battery storage environment is guaranteed; the temperature sensor on the cabinet cover and the alarm connected with the temperature sensor can inform people of potential safety hazards of the lithium battery in the storage cabinet to take protective measures in advance.
Owner:CHINA ELECTRONIC TECH GRP CORP NO 18 RES INST

Solid waste treatment device for environmental protection machine

InactiveCN109012862AImprove broken formationImprove screening capacitySolid waste disposalGrain treatmentsWaste treatmentEngineering
The invention discloses a solid waste treatment device for an environmental protection machine. The solid waste treatment device for the environmental protection machine comprises a support seat and atank, wherein the tank is fixed to the middle of the upper end of the support seat; a feed hopper is arranged at the top end of the tank; a compression tank is arranged at the bottom end of the innerpart of the tank; an inverted 'V'-shaped flow distributing plate is arranged in the tank right under the feed hopper and is welded and fixed to the inner wall of the tank through inclined strut plates arranged on two sides; crushing rollers are arranged at the positions, right under the two side ends of the flow distributing plate, in the tank; a second electric telescopic rod is arranged in an included angle at the bottom end of the flow distributing plate; a funnel-shaped filter plate is arranged under the crushing rollers; a fixed outer pipe is connected to the bottom end of a through holeof the filter plate; a circular plate is arranged under the fixed outer pipe; and the circumferential outer wall of the circular plate is welded and fixed to the inner wall of the tank. The solid waste treatment device for the environmental protection machine can be used for completely crushing, and can be used for quickly screening bulk metal in solid waste at the same time so as to be convenient for compaction, so that the solid waste treatment efficiency is improved.
Owner:海数(青岛)医学科技有限公司

Preparation an use of selenium-coated copper chloride hydroxide

The invention discloses a method for preparing selenium-coated basic cupric chloride and an application thereof. The method comprises the following steps: a. crystalline phase basic cupric chloride, water and a stabilizer are added to a reactor and added with sodium hydroxide solution while stirring; discharge, washing and negative pressure suction filtration are carried out after reaction to obtain hydroxyl-modified crystalline phase basic cupric chloride; b. the hydroxyl-modified crystalline phase basic cupric chloride and water are added to the reactor, and added with selenious acid while stirring, after reaction, added with chalcanthite for reaction, discharged, washed and negative pressure suction filtration are carried out to obtain the selenium-coated basic cupric chloride containing the crystalline phase basic cupric chloride, basic cupric selenite and basic cupric sulfate. The selenium-coated basic cupric chloride prepared by the method can be taken as a trace mineral supplement of animal feeds and has the advantages of no absorption of moisture and no agglomeration, good fluidity, stable chemical properties, good cooperation with the feeds, low price, low addition cost, soluble subacidity, easy absorption and application, etc.
Owner:SHENZHEN SHENTOU ENVIRONMENT TECH CO LTD

Smokeless barbeque oven with efficient and environment-friendly function

The invention relates to a smokeless barbeque oven with an efficient and environment-friendly function. The smokeless barbeque oven comprises an oven body, a bottom support, a slide rail, a charcoal groove, an oil connecting groove, an air blower and an oven side cover. The oven body is formed by welding metal sheets, a refractory material fits the inner side, and a heat preservation layer is sandwiched between the refractory material and the metal outer wall. The charcoal groove and the oil connecting groove are formed in the slide rail and are similar to drawers, the charcoal groove is conveniently taken out for replacing charcoal, an air channel is located below the charcoal groove, the air blower is connected to the lower portion of the air channel, and multiple small holes are formedin the upper portion of the air channel to solve the problems that the burning velocity of the charcoal is inconstant and heat of a barbeque operating opening is not uniform when the wind distributionis not uniform during barbequing. The bottom support is located below the barbeque oven, and universal walking wheels with brakes are arranged at the bottom of the bottom support. The smokeless barbeque oven facilitates ignition, charcoal ashes do not easily rise, the smokeless barbeque oven is hygienic, the device of the air channel makes the charcoal more uniformly burned, and the charcoal utilization rate is high.
Owner:淄博萃智工业设计咨询有限公司

Magnesium-calcium dry material and preparation method thereof

The invention relates to a magnesium-calcium dry material, which comprises the following raw materials in parts by weight: 35-50 parts of active magnesium oxide, 25-35 parts of waste magnesium-calciumbrick aggregate, 3-12 parts of granular magnesium oxide, 10-15 parts of a compound bonding agent, 5-10 parts of an additive, 3-5 parts of zirconate and 0.3-0.5 parts of sol. The product and raw materials in the invention are safe and non-toxic, have no adverse effect on users and the environment, has high density, high heat conductivity, excellent thermal stability, thermal shock resistance, corrosion resistance, normal temperature mechanical property and high temperature mechanical property, and has an extremely wide application prospect in the field of metallurgical steel-making; and as modified resin is used as a bonding agent, no choking smoke or toxic and harmful gas is generated in a decomposition process. The magnesium-calcium dry material provided by the invention has the advantages of energy conservation, emission reduction, environmental protection, low cost and the like; meanwhile, the product solves the problems of poor normal temperature strength and poor high-temperatureslag resistance of dry materials.
Owner:浙江攀盛冶金材料有限公司

Device and method for detecting depth of foundation pit dewatering

The invention discloses a device and method for detecting the depth of foundation pit dewatering. The detecting device is composed of a hole-forming pipe, a detecting pipe and a ruler rod. The top of the hole-forming pipe is sleeved with a smashing-preventing plate embedded with a gradienter, water leaking holes are distributed in the side wall of the hole-forming pipe, and the bottom end of the hole-forming pipe is a closed end and is provided with a solid conical head. The detecting pipe is arranged inside the hole-forming pipe, the bottom end of the detecting pipe is closed, small water inlet holes are distributed in the side wall of the detecting pipe, and the detecting pipe is wrapped by a sand separating net. The ruler rod is arranged inside the detecting pipe and is made of light materials, the upper portion of the ruler rod is provided with a scale ruler, and the bottom end of the ruler rod is provided with a light hollow ball. The top portion of the ruler rod is sleeved with a vertical cover. When the device is used for detecting the water level, water leaks into the hole-forming pipe, is deposited in a sand depositing area and filtered through the sand separating net and then enters the detecting pipe, the ruler rod inside the detecting pipe rises under the action of buoyancy, the water level height on the scale ruler of the ruler rod is read, and then water level detecting is finished. The device is low in cost, simple in structure, convenient to operate, free of the effect of sediment during detecting, accurate and reliable in detecting result and wide in application range.
Owner:CSCEC CITY CONSTR DEV

Ecological sludge treatment system

An ecological sludge treatment system is characterized by comprising the following processing steps: collecting fresh sludge, placing the sludge in air for aerobic digestion, putting the sludge subjected to aerobic digestion into sealed equipment for anaerobic composting, putting the treated sludge into an integrated ecological sludge treatment device, pouring earthworms into the integrated ecological sludge treatment device, conducting earthworm, earthworm cast and sludge separation on the sludge fermented by the earthworms, conducting secondary fermentation and airing on the earthworm cast and the sludge into an organic fertilizer, airing the cleaned earthworms, and draining water on the earthworms. Through the addition of the earthworms into the sludge, the sludge degradation capability can be improved, poisonous substances in the sludge are absorbed and digested by the earthworms, and the generated earthworm cast can continuously ferment the sludge, so that the content of beneficial bacteria in the sludge is increased, and the sludge is fermented into the organic fertilizer.
Owner:JIANGSU TIANHONG ENVIRONMENTAL ENG

Method for inhibiting accidental radiation emission of satellite cabin passing cables

The invention provides a method for inhibiting accidental radiation emission of satellite cabin passing cables. The method for inhibiting accidental radiation emission of the satellite cabin passing cables comprises the steps of bandaging of a low frequency cabin passing cable, bandaging of a high frequency cabin passing cable and bandaging of cable cabin passing openings. Through the method, the cables and the cable cabin passing openings are bandaged without changing the structure and the moving direction of the satellite cables, influence on cable temperature is small, anti-vibration effect is good, and shielding effect is good.
Owner:AEROSPACE DONGFANGHONG SATELLITE

Jasmine flower green bean cakes and production method thereof

The invention discloses jasmine flower green bean cakes and a production method thereof. The jasmine flower green bean cakes are made from the following effective components and raw materials in parts by weight: 30-50 parts of vigna radiata, 10-20 parts of white granulated sugar, 5-8 parts of vegetable oil, 8-12 parts of trehalose, 2-5 parts of edible salt, 3-5 parts of potassium sorbate, 3-6 parts of sodium dehydroacetate, 3-7 parts of jasmine flower essential oil, 25-40 parts of fresh jasmine flower petals and 5-12 parts of purified water. The production method comprises the following steps of uniformly mixing the raw materials, and then performing compression molding through a filler molding machine so as to obtain the jasmine flower green bean cakes. Through the raw materials and the production method of the jasmine flower green bean cakes disclosed by the invention, the jasmine flower green bean cakes disclosed by the invention have unique flavor, can maintain specific flavor in a long time, and have the characteristics of being pure, loose, fragrant and soft in mouth feel; and the jasmine flower green bean cakes have full-bodied jasmine flower fragrance, so that the appetite can be greatly stimulated, when the jasmine flower green bean cakes are put into mouths, long aftertaste is generated, and the jasmine flower green bean cakes have the characteristics of being long in fresh keeping period, long in storage period and the like.
Owner:广西横县百利食品有限公司

Neutron shielding pipeline used in high vacuum environment

The invention discloses a neutron shielding pipeline used in a high vacuum environment. The neutron shielding pipeline comprises an inner pipe made of a shielding material and an outer pipe arranged on the outer wall of the inner pipe in a sleeving mode, wherein the outer diameter of the inner pipe is basically the same as the inner diameter of the outer pipe, and the extending direction and the extending length of the inner pipe are consistent with the extending direction and the extending length of the outer pipe respectively; the outer pipe is used for providing the vacuum environment for the inner pipe, and the inner wall of the inner pipe encloses a channel for conveying neutrons; the inner wall, the outer wall and the end face of the inner pipe are uniformly coated with coating layers with preset thicknesses respectively, and the coating layers are used for reducing the gas efficiency of the inner pipe. The inner pipe made of the shielding material not only can effectively shieldthe influence of nuclear radiation, but also can reduce the gas efficiency of the inner pipe under the action of the coating layers, has no influence on the vacuum environment, and can be used in thehigh vacuum environment.
Owner:CHINA SPALLATION NEUTRON SOURCE SCI CENT +1
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