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Double-motor driving device with parking brake of electric forklift
InactiveCN103522885AMeet input power requirementsBroaden the tonnage classElectric propulsion mountingGearing controlBrake torqueMotor drive
The invention relates to a double-motor driving device with a parking brake of an electric forklift. The double-motor driving device comprises a speed reducer and driving motors, wherein the speed reducer comprises an output shaft, a left input shaft and a right input shaft which are parallel to each other. An output gear is arranged on the output shaft, a left input gear is arranged on the left input shaft, a right input gear is arranged on the right input shaft, and the left input gear and the right input gear are both meshed with the output gear constantly. The extending-out end of the output shaft is connected with the input shaft of the speed reducer through a transmission shaft, the extending-out end of the left input shaft is provided with a braking drum and the parking brake respectively, the other end of the left input shaft is connected with a left driving motor through a spline, the right input shaft is connected with a right driving motor through a spline, and the left driving motor and the right driving motor are arranged side by side. According to the double-motor driving device, two small-power motors are utilized to output moment in a coupling mode, therefore, needs of input power of the finished vehicle are met, the layout is utilized reasonably, and large brake torque required by the large-tonnage forklift is achieved by means of the attached parking brake.
Owner:ANHUI HELI CO LTD
PM2.5 detector and detection method thereof
InactiveCN104697912AThe detection method is simpleReduce usageParticle suspension analysisInlet channelHand held
The invention belongs to the field of domestic PM2.5 detection, particularly relates to a PM2.5 detector and a detection method thereof, aims at solving the problems that an existing PM2.5 detector is relatively large in detection error, and a traditional dust particle laser counter is high in cost and large in volume, and provides a PM2.5 detector. The PM2.5 detector comprises a cavity, a laser device, a photoelectric detector and a fan, wherein the cavity is divided into an air inlet channel, a detection channel and an air outlet channel; the laser device is arranged in the air inlet channel; the photoelectric detector is used for detecting a scattered light and converting a light signal of the scattered light into a current pulse signal; and the fan is located at the tail end of the air outlet channel and is used for generating airflow with preset flow rate. The detection method of the detector is simple and convenient; the PM2.5 detector provided by the invention is small in volume; the detection accuracy reaches 80%; the cost is relatively low; and the PM2.5 detector is convenient to be widely applied to handheld PM2.5 detection equipment.
Owner:SHANGHAI YAOZHI ELECTRONIC TECH CO LTD
DS-CDMA integration spreading coherent receiver
ActiveUS7308017B2Reduce usageImprove stabilityAmplitude-modulated carrier systemsRadio transmissionEnergy windowTime-division multiplexing
Owner:INST OF TELECOMM TRANSMISSION MINIST OF INFORMATION IND +1
Multifunctional integrated cleaner unit machine
InactiveUS20100294004A1Small footprintReduce manufacturing costOther washing machinesTextiles and paperEngineeringSmall footprint
A multifunctional integrated cleaner unit machine includes a cabinet, washing basin and a full-automatic washing machine located in the cabinet. An enclosing frame is provided on an upper part of the cabinet. A cover corresponding with the full-automatic washing machine is hinged on the enclosing frame. A control panel and a main water inlet are provided at the enclosing frame. A dryer machine is located on one side of the full-automatic washing machine in the cabinet. The washing basin is located in the enclosing frame above the dryer machine. The washing machine, the washing basin and the dryer are combined into an integral machine with the security standard, thereby the multifunctional integrated cleaner unit machine has the advantages of small occupied area, low manufacturing cost, full functions, proper height, time saving in use, convenience, energy saving, convenient installation, little vibration and noise, low transporting cost and uniform integral style.
Owner:HU JIEBO
Contactless measurement methode and device of the surface temperature of aging sample
ActiveCN1598536AAccurate measurementReduce usageWeather/light/corrosion resistancePyrometry using electric radation detectorsPhysicsPyrometer
A holding frame ( 2 ) is mounted in a weathering chamber ( 1 ) of a weathering tester so that it can be rotated around a xenon radiation source ( 3 ), which is located on the cylinder or rotation axis, and an infrared filter ( 5 ) placed around it. Samples ( 3 ) to be weathered are fastened to the inside of the holding frame ( 2 ) and are exposed to the radiation from the xenon radiation source ( 4 ). The surface temperature of the samples ( 3 ) can be recorded directly by a black-body radiation detector such as a pyrometer ( 6 ), which is aimed at a stationary region of space through which the samples ( 3 ) pass periodically during their rotational movement. The surface temperature can be computed in an evaluation circuit from the detected black-body radiation, together with emissivity values stored for the individual samples ( 3 ).
Owner:阿特莱斯材料检测技术有限公司
Preparation method of lignocellulose/montmorillonite rubber reinforcing agent and rubber reinforcing method
The invention discloses a preparation method of a lignocellulose / montmorillonite rubber reinforcing agent and a rubber reinforcing method. The preparation method of the lignocellulose / montmorillonite rubber reinforcing agent comprises the following steps of dispersing a silane coupling agent into anhydrous ethanol, diluting the mixture by adding deionized water, and adding lignocellulose to be uniformly stirred to obtain lignocellulose suspension liquid; and adding montmorillonite into the lignocellulose suspension liquid to be reacted for 4-8 hours in a stirring manner at the temperature of 80 DEG C, washing the reaction product to be neutral after the reaction is ended, and drying and ball-milling the reaction product to obtain the lignocellulose / montmorillonite rubber reinforcing agent. The rubber reinforcing agent prepared from the lignocellulose and the montmorillonite is rich in raw materials, simple in preparation process and capable of substituting partial carbon black, a reinforcing effect similar to the carbon black can be obtained and the consumption of petrochemical resources is reduced; the lignocellulose / montmorillonite rubber reinforcing agent is an environment-friendly material.
Owner:ANHUI UNIV OF SCI & TECH
High-performance water-based bicomponent epoxy zinc rich primer and preparation method thereof
ActiveCN107573816AReduce usageImprove protectionAnti-corrosive paintsEpoxy resin coatingsEpoxyCollocation
The invention relates to a high-performance water-based bicomponent epoxy zinc rich primer and a preparation method thereof. A water-based bicomponent epoxy zinc rich coating A in the high-performancewater-based bicomponent epoxy zinc rich primer comprises a water-based epoxy curing agent, an additive A, a complex solubilizer, zinc powder, zinc and an anti-settling agent; a water-based bicomponent epoxy zinc rich coating B comprises a water-based epoxy emulsion and an additive B; the weight ratio of the coating A to the coating B is at 100 to (10-30). The preparation method comprises the following steps: (1) uniformly mixing the components in the coating A at ratio and using a 100-mesh screen for filtering; (2) uniformly mixing the components in the coating B at ratio; and uniformly mixing the coating A with the coating B at the weight ratio in a use process and regulating the construction viscosity. When the high-performance water-based bicomponent epoxy zinc rich primer is used, water is taken as a solvent, so that the use of the organic solvent is greatly reduced and the environmental protection is benefited. The collocation of the anti-settling agent is utilized to solve the problems of storage and construction.
Owner:SHANDONG QIWEI NEW MATERIALS CO LTD
Purification method of teicoplanin
ActiveCN102964430AReduce usageAvoid the problem of remainingPeptide preparation methodsPurification methodsFiltration
The invention provides a purification method of teicoplanin, and the purification method comprises the following steps: (1) adjusting teicoplanin fermentation liquid to be alkaline, then performing filtration; (2) adjusting the filtrate obtained in step (1) to be acidic, eluting the filtrate through macroporous adsorption resin by using water and ammonia water in order, collecting the ammonia water eluate; (3) filtering the eluate obtained in step (2), separating the filtrate through silica gel chromatography, collecting the eluate of ethanol aqueous solution with a volume ratio of 10-50%; (4) adjusting the eluate obtained in step (3) to be acidic, performing ultrafiltration by an ultrafilter membrane with a cutoff molecular weight of 5000-30000 Da, preferably 10000 Da, so as to obtain an ultrafiltrate; and (5) performing nanofiltration of the ultrafiltrate obtained in step (4) through a nanofiltration membrane with a cutoff molecular weight of 100-1000 Da, preferably 200 Da, and concentrating to obtain the teicoplanin. The purification method of the invention improves the production efficiency of teicoplanin to the maximum extent, and thus realizes industrial production of high-purity teicoplanin.
Owner:LIVZON GROUP FUZHOU FUXING PHARMACEUTICAL CO LTD
Hyaluronic acid crosslinked gel as well as preparation method and application thereof
InactiveCN106279729AGood gel performanceReduce usageProsthesisTissue regenerationBiocompatibility TestingChemical property
Owner:BEIJING DATSING BIO TECH
Piperidine derivatives as melanocortin-4 receptor agonists
InactiveUS20060128963A1Reduce usageUseful in treatmentBiocideNervous disorderErectile dysfunctionMelanocortins
Owner:MERCK SHARP & DOHME CORP
Hydrogen-peroxide high-efficiency utilization method and apparatus for desulphurization and denitration of low-temperature flue gas
InactiveCN106853328AIncrease profitReduce usageDispersed particle separationAir quality improvementFlue gasPhysical chemistry
The invention provides a hydrogen-peroxide high-efficiency utilization method and apparatus for desulphurization and denitration of low-temperature flue gas. According to the method, hydrogen peroxide is fed in the form of gas in the process of desulphurization and denitration of low-temperature flue gas via hydrogen peroxide. The apparatus comprises a hydrogen peroxide storage tank, a feed pump, a flue and an absorbing tower. The apparatus is characterized in that hydrogen peroxide is converted to a gaseous state after treatment by a device for feeding liquid hydrogen peroxide after direct heating and vaporization of liquid hydrogen peroxide, or a device for feeding hydrogen peroxide after bubbling of hot carrying gas in hydrogen peroxide, or a device for feeding hydrogen peroxide carried by hot carrying gas or a device for feeding atomized hydrogen peroxide carried by hot carrying gas; the gaseous hydrogen peroxide then enters the flue; and the gaseous hydrogen peroxide and hydroxyl radicals therein are used for desulphurization and denitration reactions. The method and apparatus provided by the invention changes a conventional liquid-gas mixed reaction into a gas-gas mixed reaction. Compared with liquid hydrogen peroxide, more hydroxyl radicals can be produced through decomposition in the process of vaporization of hydrogen peroxide, so the utilization rate of hydrogen peroxide and the removal rate of NOx are improved, and the usage amount of hydrogen peroxide is reduced.
Owner:UNIV OF JINAN
Method for preparing biological-based plastics by using wood fibers as raw material
The invention discloses a method for preparing biological-based plastics by using wood fibers as a raw material. The method comprises the steps: crushing wood fiber biomasses, then carrying out ball milling to obtain a powder material; dissolving a modifying reagent by using a solvent, adding the powder material for performing a modification reaction; and after the modification reaction is ended, washing and drying the product to obtain the biological-based plastics. The method has the main advantages that 1, the raw material is wide in source and low in cost; 2, cellulose, hemicellulose and lignin in the wood fiber biomasses are compressively utilized, and a conventional single modification mode in which the cellulose is modified and utilized by separation, extraction and modification is changed; 3, a conventional pretreatment mode adopting a chemical method is changed through ball milling and pretreatment, and a large quantity of highly-corrosive reagents and solvents are prevented from being used; 4, the modification process is simple and easy to operate, a normal-temperature or low-temperature reaction is achieved, the reaction time is short, the industrial application prospect is wide; 5, the prepared product can be prepared into a plastics product through forming processes of extrusion molding, extruding and the like, and the plastic product is good in mechanical property.
Owner:NANJING FORESTRY UNIV
Power supply device of vacuum pipeline train and vacuum pipeline train
PendingCN111231670AImprove energy conversion efficiencyNo pollution in the processRailway heating/coolingRailway tunnelsFuel cellsElectric power equipment
The invention discloses a power supply device of a vacuum pipeline train and the vacuum pipeline train. The power supply device comprises a hydrogen-oxygen fuel cell which comprises an electrolyte layer, and a first electrode and a second electrode which are respectively arranged on two sides of the electrolyte layer, the first electrode and the second electrode are respectively connected to two ends of a load and used for supplying power to the load of the vacuum pipeline train; a first interface is formed in the outer wall, close to the first electrode, of the hydrogen-oxygen fuel cell, thefirst interface is used for allowing oxygen to flow in, a second interface is formed in the outer wall, close to the second electrode, of the hydrogen-oxygen fuel cell, and the second interface is used for allowing hydrogen to flow in; and a third interface is used for discharging water in the hydrogen-oxygen fuel cell. According to the vacuum pipeline train, the hydrogen-oxygen fuel cell can be used for supplying power to power equipment of the vacuum pipeline train, the requirement for heat loads in the train can be met through the refrigerating capacity of liquid oxygen and liquid hydrogen,in addition, water produced through fuel reaction can be used in carriages, and the vacuum pipeline train has important significance in energy conservation and environmental protection.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI
Device and method for recycling waste heat of quenching furnace by suspension line tempering furnace
PendingCN113295008AReduce manufacturing costReduce usageFurnace typesGas emission reductionEnvironmental geologyExhaust heat
Owner:重庆欣天利智能重工有限公司
Light-emitting diode encapsulation structure and manufacturing method thereof
The invention relates to a light-emitting diode encapsulation structure, which comprises an encapsulation base, wherein an accommodating cup is formed on the base, and a first electrode and a second electrode are respectively exposed at the bottom of the accommodating cup. The light-emitting diode encapsulation structure also comprises an encapsulation body module arranged in the accommodation cup and a transparent encapsulation layer filled in the accommodation cup and covering the encapsulation body module. The encapsulation body module comprises a substrate, a light-emitting diode chip arranged on the substrate and a phosphor powder layer enclosing the light-emitting diode chip. The substrate is provided with a first conducting layer and a second conducting layer, wherein the light-emitting diode chip is electrically connected with the first conducting layer and the second conducting layer; and the first conducting layer and the second conducting layer are respectively electrically connected with a first electrode and a second electrode of the encapsulation base. The light-emitting diode encapsulation structure provided by the invention has the beneficial effect that the consumption of phosphor powder can be reduced, compared with the traditional encapsulation structure in which a light-emitting diode chip is arranged in an accommodating cup and then the accommodating cup is filled with fluorescent material. The invention also provides a manufacturing method of the light-emitting diode encapsulation structure.
Owner:ZHANJING TECH SHENZHEN +1
Automatic glue adding device for bag bottom
InactiveCN106607309AReduce usageSimple structureCoatingsLiquid surface applicatorsPulp and paper industry
Owner:JIANGSU FANGBANG MACHINERY
Air humidifier
PendingCN110081544ARealization of atomizationReduce usageMechanical apparatusLighting and heating apparatusWaste managementHumidifiers
The invention relates to an air humidifier. The air humidifier comprises a water atomizing unit and an essential oil feeding unit, wherein the water atomizing unit is used for atomizing water in a first container; the water in the first container is fed in an atomizing channel to form water mist for overflowing; the water atomizing unit comprises a first shell; the first container and the part forrealizing atomization of the water are both arranged in the first shell; the essential oil feeding unit is used for taking out essential oil from an essential oil container through an electric pump and feeding the essential oil into the water in the atomizing channel to atomize with the water in the atomizing channel; the essential oil feeding unit is fixed in mounting space surrounded by a second shell; a groove matched with the shape of the second shell is formed in one side of the external of the first shell; and the second shell is embedded and fixed in a set position at the upper end ofthe groove. The air humidifier has the beneficial effects of simple operation and low cost.
Owner:SHENZHEN JINGXINTAI HOUSEWARE CO LTD
One-key remote ladle car positioning and automatic uncovering and covering control device
ActiveCN110369700AIncrease coverage rateReduce usageMelt-holding vesselsCasting safety devicesLower limitSteelmaking
The invention relates to a one-key remote ladle car positioning and automatic uncovering and covering control device which comprises a motor, a coupler, a band brake, a speed reducer, a crank I, a pinshaft, a connecting rod I, a pressure sensor, a pin shaft, a crank II, a gear I, a shaft, a gear II, a main shaft, a fishing hook, a bearing box, a fixing bolt, a connecting rod II, an uncovering andcovering traveling trolley, a ladle cover, an uncovering and covering trolley driving device, a ladle car, a steel ladle, a digital laser positioner I, a digital laser positioner II, a PLC system, anupper limit position, a lower limit position, a laser receiving plate I, a laser receiving plate II, an under-furnace steel car track and an uncovering and covering trolley track. According to the device, various process equipment accidents caused by a large amount of manual operation are reduced, the ladle covering rate is greatly improved, the cost is reduced, the use of human resources is reduced, the production efficiency and the labor efficiency of workers are improved, and deep automatic steelmaking is realized.
Owner:TANGSHAN STAINLESS STEEL +1
Device for treating organic waste liquid in spherical nuclear fuel element production line
InactiveCN108269637AReduce usageSimple processRadioactive decontaminationActivated carbonLiquid storage tank
The invention belongs to the technical field of high-temperature gas cooled reactor nuclear fuel element production, and particularly relates to a device for treating organic waste liquid in a spherical nuclear fuel element production line. The device comprises a waste liquid storage tank, a waste liquid supply system which is connected with the inlet of the waste liquid storage tank, an ammonia distillation recovery system, a flocculation filtration system and an activated carbon adsorption system, wherein the ammonia distillation recovery system, the flocculation filtration system and the activated carbon adsorption system are connected with the outlet of the waste liquid storage tank. Firstly, ammonia distillation is carried out on the waste liquid containing the organic matter, the waste gas is leached by a falling film absorption tower, and the obtained ammonia water absorption liquid can be repeatedly used in other processes; a flocculating agent is added into the waste liquid after ammonia distillation; and the filtrate obtained after sedimentation and filtration is adsorbed by activated carbon, the organic matters in the filtrate are removed, the content of uranium in the filtrate is reduced, and the waste liquid capable of meeting the requirement of silica gel adsorption is obtained. The device effectively solves the problem that the silica gel column cannot normally adsorb the waste liquid due to high pH value, high uranium content and high organic matter content of the waste liquid.
Owner:CHINA NORTH NUCLEAR FUEL +1
Novel carbonyl reductase, gene thereof and method of using the same
InactiveUS20060035357A1Efficient productionReduce usageBacteriaSugar derivativesNucleotideFiltration
The present invention provides a novel polypeptide efficiently forming (R)-N-benzyl-3-pyrrolidinol, a polynucleotide coding for said polypeptide, and use of the same. The present invention relates to a polypeptide having the following physical and chemical properties (1) to (4): (1) activity: acting on N-benzyl-3-pyrrolidinone with NADH or NADPH as a coenzyme, to form (R)-N-benzyl-3-pyrrolidinol; (2) optimum pH for activity: 5.5 to 6.0; (3) optimum temperature for activity: 50° C. to 55° C.; (4) molecular weight: about 55,000 as determined by gel filtration analysis, about 28,000 as determined by SDS polyacrylamide gel electrophoresis analysis. The present invention also relates to a polypeptide comprising the amino acid sequence shown under SEQ ID NO:1 in the sequence listing, a polynucleotide coding for said polypeptide, and a transformant producing said polypeptide at high levels.
Owner:KANEKA CORP
Preparation method of red or green long afterglow glass using zinc borate as substrate
The present invention provides a preparation method of red or green long persistence glass by using zinc borate as matrix. Said invention uses zinc oxide and boron oxide as glass matrix, the luminous ion manganese or terbium can be doped in said glass matrix, in the reduction atmosphere or under the air atmosphere in which the reducing agent elementary zinc is added the above-mentioned materials are molten at 900-1500deg.C and constant temperature is retained for 0.5-5hr, so that the invented product can be obtained. After said long persistence luminescent glass is irradiated for 20 min. by 254nm UV lamp, it can produce red long persistence light whose emissive wavelength is 600nm and green long persistence light whose emissive wavelength is 542nm, the persistence time can be respectively up to 12h and 8h.
Owner:CHANGCHUN INST OF APPLIED CHEMISTRY - CHINESE ACAD OF SCI
Dry pulping system and dry pulping process
ActiveCN112853788AAvoid water pollution and wasteAvoid dust pollutionPaper recyclingFibrous raw materialsMaterial SeparationProcess engineering
The invention provides a dry pulping system. The dry pulping system comprises a scattering unit, a crushing unit, a material separation unit, an impurity removal unit and a packaging unit, wherein the scattering unit comprises a bale breaking machine; the crushing unit comprises a shredding machine, a scattering and crushing machine and a fiber regeneration machine; the material separation unit comprises a material separation bin and a pulse dust collector; the impurity removal unit comprises a light impurity removal mechanism and a heavy impurity removal mechanism; the packaging unit comprises a screw extruder and a packaging machine; and the bale breaking machine, the shredding machine, the scattering and crushing machine, the fiber regeneration machine and the packaging machine are connected through a belt conveyor. The invention further provides a dry pulping process. The dry pulping process comprises the dry pulping system and further comprises the step that (1) waste paperboards are scattered and fed into the shredding machine for coarse crushing so as to obtain a long-strip-shaped material with a width ranging from 60 mm to 80 mm and a length ranging from 170 mm to 300 mm.
Owner:SHANDONG JIEFENG MACHINERY MFG
Adhesive packaging bottle
The invention provides an adhesive packaging bottle, which belongs to the technical field of adhesive packaging and comprises a rotating part, a casing and a threaded pressing part, wherein the casing is cylindrical, the rotating part comprises a rotating fixing part and a threaded rod part, and the threaded rod part is a straight thread column and fixed on the rotating fixing part. The threaded rod part is coaxially installed in the casing, and the rotating fixing part is installed on the casing and can drive the threaded rod part to rotate around the axis of the casing. The threaded pressing part is a thin cylinder installed on the threaded rod part and moves vertically in the casing along with rotating of the rotating part. An outlet communicating the inside and the outside of the casing is arranged on the lower portion of the casing. The adhesive packaging bottle uses the threaded structural design, can control use amount of adhesives conveniently, and can use up the adhesives.
Owner:WUJIANG DEBANG TECH CHEM
Bactericidal composition containing N,N-diethylphenazine-1-formamide and carbendazim
InactiveCN106942251ADelaying pathogen resistanceReduce usageAnimal repellantsBiocideActive componentActive components
Owner:FOSHAN RUISHENGTONG TECH CO LTD
Communication device
InactiveCN102761345AFunctionalWith button functionAntenna supports/mountingsTransmissionEngineeringCommunicator device
The invention discloses a communication device. The communication device comprises a shell, a circuit board with a conduction part, a control unit electrically connected with the circuit board, a first switch electrically connected with the circuit board and used for executing a first function, and an antenna which is arranged outside the shell, movably coupled with the conduction part and used for receiving or transmitting wireless signal. When the antenna is located at a first position, the antenna is coupled with the conduction part and does not trigger the first switch; and when the antenna is located at a second position, the antenna is coupled with the conduction part and triggers the first switch, so that the control unit executes the first function. According to the communication device of the invention, the antenna has the function of receiving or transmitting wireless signal, and simultaneously has a key function, so that the use of the inner space of the communication device is further reduced and the communication device is lighter and thinner.
Owner:QISDA SUZHOU +1
FinFET and manufacturing method thereof
ActiveCN103855026AReduce adverse effectsReduce usageSemiconductor/solid-state device manufacturingSemiconductor devicesDielectricGate dielectric
The invention discloses a FinFET and a manufacturing method thereof. The manufacturing method of the FinFET comprises the steps of forming a semiconductor fin with a trapezoidal cross section, forming one of a source region and a drain region, forming a sacrifice side wall, using the sacrifice side wall as a mask, forming the other one of the source region and the drain region, removing the sacrifice side wall, and using a gate stack for replacing the sacrifice side wall, wherein the gate stack comprises a gate conductor and gate dielectric media, and the gate dielectric media partition the gate conductor and the semiconductor fin.
Owner:INST OF MICROELECTRONICS CHINESE ACAD OF SCI
Oil-electricity hybrid power commercial vehicle heat management system and using method
ActiveCN112356639AWaste heat recovery is fully reasonableIncrease profitAir-treating devicesSecondary cellsElectric generatorHeat engine
The invention relates to an oil-electricity hybrid power commercial vehicle heat management system and a use method. The system mainly comprises an engine, a compressor, a heat exchanger A, a heat exchanger B, a heat exchanger C, a driving motor, an all-in-one controller, an ISG generator, an ISG controller, a refrigerant flowing water path formed by a power battery, a battery deep cooling water path, a motor deep cooling water path, and a motor shallow cooling water path. Any one of a battery and motor sequential deep cooling process, a heat engine battery heating process and a motor shallowcooling process is realized by switching on and switching off various waterways, on the basis, a water pump II and a water heater can be additionally arranged to ensure the heating of the battery during cooling, and a warm air core body, an evaporator II and an air blower II are additionally arranged to realize the heating and cooling of a cab. The temperature rise of the cab has two types according to whether the engine dissipates heat or not so that the energy of the refrigerant and the heat generated by the vehicle are managed. According to the design, an energy management effect is good, the equipment cost is low, a compatible effect is good, and control is easy.
Owner:DONGFENG AUTOMOBILE COMPANY
Desulfurization synergist for calcium-based wet desulfurization, preparation and application method thereof
InactiveCN108176217AImprove the safety of useAvoid direct dischargeGas treatmentDispersed particle separationCarboxyl radicalPhysical chemistry
Relating to the technical field of desulfurization synergists, the invention discloses a desulfurization synergist for calcium-based wet desulfurization, and a preparation and application method thereof. The desulfurization synergist comprises 50-70% of an acrylic copolymer and 30-50% of a polysaccharide compound by mass percentage. The acrylic copolymer is prepared by copolymerization reaction ofa carboxyl-containing monomer and an inert monomer in a mass ratio of 1:2-5. The desulfurization synergist provided by the invention has simple composition, can effectively improve the desulfurization efficiency, reduce the calcium-sulfur ratio of calcium-based wet desulfurization, lower the operation energy consumption of the desulfurization system, and ensure the system stability and the purityof the gypsum by-product, and effectively avoids some small molecule substances in the composition from entering the atmosphere along with flue gas.
Owner:BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENG
System and method for recovering waste heat of electrolyte by using organic Rankine cycle and applying waste heat to power generation
PendingCN112853388AReduce cost inputReduce usageCellsChemical industryElectrolytic agentDC - Direct current
The invention discloses a system and a method for recovering waste heat of an electrolyte by using the organic Rankine cycle and applying the waste heat to power generation . The system comprises at least one electrolyte cycle loop and at least one organic Rankine cycle loop, wherein an electrolyte heat exchanger is located in the two circulation loops at the same time; an electrolyte circulating stream flowing in the electrolyte cycle loop and an organic working medium stream flowing in the organic Rankine cycle loop are subjected to heat exchange through the electrolyte heat exchanger, the electrolyte circulating stream is cooled, and the organic working medium stream is gasified; the gasified organic working medium stream does work through an expansion machine and drives a generator to generate electricity; and the generated electric energy can be merged into a power grid or converted into direct current to be input into an electrolysis device.
Owner:LAIR LIQUIDE SA POUR LETUDE & LEXPLOITATION DES PROCEDES GEORGES CLAUDE
Production method for full-resource cyclic utilization of sulfuric-acid-method titanium dioxide production wastewater
InactiveCN112499813ATo achieve the purpose of coupling recyclingEliminate influencing factorsTreatment involving filtrationMultistage water/sewage treatmentSulfateCarbonization
The invention discloses a production method for full-resource cyclic utilization of sulfuric-acid-method titanium dioxide production wastewater, which comprises the following steps of: neutralizing wastewater produced by sulfuric acid method titanium dioxide production by lime, separating gypsum by a filter press to obtain treated wastewater, and adding a recycled sodium carbonate solution to precipitate saturated calcium sulfate in the treated wastewater; clarifying the slurry to separate calcium carbonate precipitate and a sodium sulfate solution, and carrying out membrane separation on theseparated dilute sodium sulfate solution through a membrane filter; adding lime into a concentrated-phase sodium sulfate solution obtained after membrane separation for causticization reaction, takinga filtrate as a sodium hydroxide solution, employing carbon dioxide-containing tail gas generated in the titanium dioxide production process for carbonization, obtaining a sodium carbonate solution,and then returning the treated wastewater to precipitate saturated calcium sulfate. The method economically solves the technical problem that the lime neutralization treatment wastewater cannot be economically recycled in the sulfuric acid method titanium dioxide production process, eliminates the influence factors of outward discharge of the existing neutralization treatment wastewater on the environmental water body, and saves a large amount of raw water resources for production.
Owner:CHENGDU QIANLIJIN TECHCAL INNOVATION CO LTD
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