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33results about How to "It has the effect of saving energy and reducing consumption" patented technology

Europium-doped hydrated zinc molybdate high-efficient red fluorescent powder and preparation method thereof

The invention relates to europium-doped hydrated zinc molybdate high-efficient red fluorescent powder and a preparation method thereof. The main crystalline phase of the fluorescent powder is zinc dimolybdate pentahydrate (or calcium, gadolinium and other alkaline earth or rare earth metal replacing parts of zinc); and during synthesizing, batching is carried out according to a general formula of A1-x-yMoO4:EuxBy. The preparation method comprises the following steps of: reacting the prepared zinc-containing and zinc-substituted ionized calcium and rare earth ion solution with an alkali metal or ammonium molybdate under appropriate conditions; regulating PH (Potential of Hydrogen) to completely precipitate; filtering directly or filtering after aging for a period of time, and washing the precipitate; and drying at a normal temperature to finish the preparation. According to the invention, the preparation method is simple and easy to operate; moreover, the red fluorescent powder has a good luminous effect and stable physical and chemical properties, can be well matched with near-ultraviolet and blue-light LED (Light Emitting Diode) chips, and can be used as red fluorescent powder of a novel high-efficient white-light LED.
Owner:NANCHANG UNIV

Landfill leachate treating process

A landfill leachate treating process comprises the following steps: (1) filtering out suspended solids and impurities from landfill leachate, discharging the landfill leachate into a coagulative precipitation tank, carrying out coagulative precipitation on the leachate, and introducing sludge into a sludge concentration tank to obtain supernatant; (2) injecting the supernatant into a hydrolysis acidification pool to obtain a treating liquid I; (3) conveying the treating liquid I to a first-stage A / O pool, and controlling the DO to be 0.01-4.0 mg / l to obtain a treating liquid III; (4) enablingthe treating liquid III to enter a secondary sedimentation tank to obtain a treating liquid IV; (5) enabling the treating liquid IV to enter a secondary A / O pool, and controlling the DO to be 0.02-5mg / l so as to obtain a treating liquid VI; (6) enabling the treating liquid VI to enter an MBR membrane tank to realize cement separation to obtain ultrafiltrate, and enabling part of the ultrafiltrateto flow back to the secondary sedimentation tank; and (7) sequentially treating the ultrafiltrate obtained in the step (6) through a nanofiltration system and a reverse osmosis system, carrying out efficient denitrification treating to obtain a nanofiltration solution and a concentrated solution, sending the concentrated solution to a Fenton advanced oxidation system, and discharging the nanofiltration solution and the concentrated solution after reaching the standard. Nitrogen and phosphorus removal is more efficient, and the service life of the process is effectively prolonged.
Owner:杭州康诺环境技术工程有限公司

Preparation method of small size and high brightness lanthanum phosphate activated by cerium and terbium, green phosphor

InactiveCN103351864AGreat excitementBig launchChemical industryLuminescent compositionsPhosphoric acidCerium
A preparation method of small size and high brightness lanthanum phosphate activated by cerium and terbium, green phosphor comprises following steps: rare earth soluble salt containing crystal water, and chloride or nitrate, are mixed with alkali metal or phosphatic of ammonium and then the mixture is grinded or ball milled at the room temperature, the precursor of lanthanum phosphate activated by cerium and terbium is obtained after a drying process, then the precursor is sintered for 1 to 24 hours in the presence of auxiliary agent Li2(CO3)3 in a reduction atmosphere at the temperature of 950 to 1250 DEG C, and finally the phosphor product is produced after a washing post-treatment. The substrate of the phosphor is LaPO4, Ce3+ is the sensitization particle, and Tb3+ is the activating center. The chemical formula of the phosphor is La<x>Ce<y>Tb<1-x-y>PO4. The phosphor can give off strong green light with a wavelength around 545 nm under the activation of ultraviolet. The phosphor has the advantages that the particles of the synthesis phosphor are small, the diameters of the median particles are smaller than 1 micrometer, and the light intensity of the phosphor is higher than that of aluminate green phosphor in the present market.
Owner:NANCHANG UNIV

Buddha-Jumping-Over-The-Wall vessel formula and production process

InactiveCN108569888AExtend food preservation timeKeep Food OriginalClaywaresChemistryFood packaging
The invention proposes a Buddha-Jumping-Over-The-Wall vessel formula and a production process. The Buddha-Jumping-Over-The-Wall vessel formula consists of: 15 to 20 percent of raw illite ore, 45 to 55percent of illite china clay, 10 to 15 percent of kaolin, 10 to 16 percent of lithium feldspar, 5 to 10 percent of potassium sodium feldspar, 1 to 5 percent of calcined talc and 1 to 3 percent of dolomite. The production steps include batching, ball milling, blowing, two times of passage through 100-mesh screen, two times of iron removal by high magnetism, aging, pugging, shaping, glazing and firing. A Buddha-Jumping-Over-The-Wall vessel produced by the formula provided by the invention can prolong the time of food preservation to a certain degree and keep the original taste of food, a rolling method can be adopted for shaping, and compared with the conventional slurry injection method, the invention can reduce 60 percent of manpower, thus reducing the manpower resource cost; moreover, the firing temperature is decreased by 100 DEG C in comparison with the firing temperature of the conventional Buddha-Jumping-Over-The-Wall vessel, so the invention has the effect of energy saving and consumption reduction; after firing, the strength of the Buddha-Jumping-Over-The-Wall vessel is three times the strength of the ordinary Buddha-Jumping-Over-The-Wall vessel, consequently, loss caused by impact in the process of handling is reduced, and the cost of food packaging is further reduced.
Owner:福建科福材料有限公司

A new process and production system for composite lean iron ore pre-selection

The invention discloses a novel composite lean iron ore pre-concentration technology and a production system thereof, and belongs to the technical field of ore concentration. The novel composite lean iron ore pre-concentration technology includes the steps that composite lean iron ore is crushed; the crushed products are smashed to be phi 3 mm through a high-pressure roller milling screen fully-closed superfine crushing technology; a wet low-intensity magnetic separation and wet high-intensity magnetic separation combined technology is carried out; concentrate of a low-intensity magnetic separation machine and concentration of a high-intensity magnetic separation machine are mixed and then later ball milling grading starts; tailings of the high-intensity magnetic separation machine enters a linear vibration screen II for dehydration. The production system of the novel composite lean iron ore pre-concentration technology comprises a high-pressure roller grinding machine, a wet efficient beating machine, a linear vibration screen I, the low-intensity magnetic separation machine, the high-intensity magnetic separation machine and the linear vibration screen II which are sequentially distributed on a production assembly line according to the process sequence. By means of the technology and the system, a large amount of qualified tailings can be abandoned before the composite lean iron ore is ground, the grinding amount is lowered, and the aims that more tailing is crushed, little tailing is ground and the tailing is abandoned earlier are achieved.
Owner:ANHUI MASTEEL ENG & TECH GRP

High-temperature bloodstain washing technology for medical textiles and application

The invention discloses a medical high-temperature bloodstain washing technology and application, and belongs to washing technology application in the fields of industries, public institutions, medical treatment and the like. By adopting an optimal combination scheme of a complex of high-temperature bloodstain detergent (Linke B01) invented by Linke Company and serving as a main agent, synergetic main detergent CL-1, permeating agent, washing aided base and the like, bloodstain washing and sterilization of medical textiles are finished in one bath at a high temperature of more than or equal to 95 DEG C; by testing the washed textiles, multiple detection indexes are superior to those of low-temperature washed medical textiles; the drained water is sterile and does not pollute the environment, and the problem about wastewater drainage in a pre-washing program is solved; a large quantity of active oxygen is released in the reasonable high-temperature bloodstain washing technology, so that a sterilization effect of chemicals can be achieved; and the technology has the advantages of thoroughly getting rid of the conventional bloodstain washing thinking mode and breaking through the conventional 'low-temperature washing' method for the bloodstain contaminated textiles, and has certain innovation at home.
Owner:天津市林科技术有限公司

Centralized water supply and intelligent hot water discharge device and control method thereof

The invention relates to a centralized water supply and intelligent hot water discharge device and a control method thereof in the technical field of hot water supply equipment. The device comprises awater storage tank arranged in a higher place; a main water pump and a water outlet electromagnetic valve are arranged on a water outlet pipeline; a water return electromagnetic valve is arranged ona water return pipeline; the water outlet pipeline is connected with a water outlet branch pipe; a micro water pump, a water outlet water flow sensor and a one-way valve are arranged on the water outlet branch pipe; an inlet end of the one-way valve is connected with the water storage tank; a water return branch pipe is arranged on the water return pipeline; a water return water flow sensor and awater return branch pipe electromagnetic valve are arranged on a pipeline of the water return branch pipe; the two ends of the water return branch pipe are bridged and connected to the two ends of thewater return electromagnetic valve; and the effective through-flow cross sectional area of the water outlet branch pipe is 5-20% of the effective through-flow cross sectional area of the water outletpipeline. The device can insulate the pipes under the condition of low energy consumption, and can quickly switch an insulation state and a water use state.
Owner:YANGZHOU HANJIANG SYT ELECTRONICS & TECH DEV CENT

Computer server cabinet cooling device for computer research and development

The invention discloses a computer server cabinet cooling device for computer research and development. The device includes a cabinet housing, a first mounting port is formed in the outer wall of oneside of the cabinet housing, a venting shell is welded to the inner wall of the first mounting port, a first mounting rack is welded to the inner wall of the venting shell, and an exhaust fan is connected to the outer wall of one side of the first mounting rack through screws; a dedusting screen is connected to the inner wall of the venting shell through screws and positioned on the side, away from the cabinet housing, of the venting shell, a supporting frame is welded to the inner wall of the bottom of the cabinet shell, and a supporting plate is welded to the outer wall of the top of the supporting frame. Through arrangement of cooling liquid, an air suction pump and the exhaust fan, the temperature of the interior of the cabinet shell can be quickly lowered to enable a server to run normally for a long time. Through arrangement of a fluorescent lamp, convenience is provided for people to install and maintain the server. Through arrangement of an observation window, convenience is provided for people to check the running condition of the server, and therefore the computer server cabinet cooling device is more reasonable.
Owner:ZHENGZHOU AIMOFU INFORMATION TECH CO LTD

Brake energy recovery and release device

The invention relates to a brake energy recovery and release device. The brake energy recovery and release device comprises an inner ring and an outer ring, wherein the inner ring and the outer ring are respectively provided with a cavity, the diameter of the inner ring is greater than the diameter of the outer ring, and a liquid fluid is filled into the cavities of the inner ring and the outer ring; a flow guide passage is arranged between the inner ring and the outer ring, and the liquid fluid can pass through the flow guide passage; at least one of the inner ring, the outer ring and the flow guide passage is connected with a rotary shaft, and valves are arranged at the connecting parts of the flow guide passage and the inner ring and outer ring. The brake energy recovery and release device has the advantages that by utilizing the flowing of liquid fluid in the two hollow rings, the effects of brake deceleration and starting acceleration are realized; the brake energy recovery and release device is suitable for the equipment or working state with frequent brake and starting, and can assist to improve the brake and starting force. The invention also discloses an automobile brake energy recovery and release device, which comprises the brake energy recovery and release device; the brake energy recovery and release device is connected with wheels, so that the effects of energy saving and consumption decrease are realized.
Owner:张晓春

Tank-type-variable single-tank water pump pulley

The invention relates to an improvement on a cooling water pump of an internal combustion engine and discloses a tank-type-variable single-tank water pump pulley which is provided with a body, and a cylindrical spoke is arranged in the middle of the body. The tank-type-variable single-tank water pump pulley is characterized in that an annular tank-type-variable triangle belt chute is formed in the right end of the cylindrical spoke; screw holes are formed in the middle of the cylindrical spoke; the cylindrical spoke and the body are cast into a whole; the triangle belt chute is composed of a chute left disk and a chute right disk; the chute right disk and the body are cast into a whole; the front end of the chute left disk is provided with a cylinder mounted at the outer side of the cylindrical spoke; three groups of holes corresponding to the screw holes are formed in the cylinder, and the axial spacing distances among the three groups of holes are sequentially 4mm and 5mm; and the chute left disk can be fixed on the body by using bolts through any one group of holes in the three groups of holes, so that the tank type of the water pump pulley is varied among three tank types A, B and C. The tank-type-variable single-tank water pump pulley has the beneficial effects that different demands of different internal combustion engines for tank types are met, and the energy saving and consumption reducing effects are achieved.
Owner:湖北飞剑泵业股份有限公司
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