291results about How to "Promote industrial development" patented technology

The invention relates to a recovery and comprehensive utilization method of heavy metals in stainless steel pickling wastewater sludge and discloses a method for recovering and recycling nickel and chrome in sludge generated during the treatment process of stainless wastewater. The method comprises the following steps: leading waste liquid during the pickling process to be directly used for leaching metal ions in the sludge to save the consumption of reagents; adding a certain quantity of acid or alkali in each reaction tank through arranging a plurality of reaction tanks; controlling a pH value; effectively separating various matters according to different solubility of inorganic compounds; researching and developing a recycling technology of the heavy metals in the stainless steel industrial sludge, wherein the recovery efficiency of the heavy metals like the chrome and the nickel is high; leading the recovered heavy metals to be used for smelting stainless steel; leading recovered iron to be used for preparing an efficient flocculating agent; and leading the flocculating agent to be used for sewage treatment to realize sewage reuse and save the treatment cost. The invention has the advantages of simple process and easy operation, as well as popularization and application.

The invention discloses a steam-cleaning free printing process for disperse dye. The steam-cleaning free printing process is characterized by comprising the following steps of: (1) matching the premixed steam-cleaning free printing slurry with the disperse dye and a thickening agent and printing the mixture on fabric in a rotary screen printing machine or a flat screen machine by using a manual printing process according to the conventional process; (2) baking the fabric for 4-10 minutes at the temperature of 110-130DEG C before descending the screen printing machine; and (3) baking and developing while shaping at the temperature of 160-180DEG C and classifying and packaging to form a printed finished product, or carrying out soft padding treatment or functional special treatment, drying, tentering, shaping, classifying and packaging to form the printed finished product. By using the process, the rate of graded products of every 100 meters can be improved by 1-2 percent and the process can be freely compatible with the colors of paint while printing the disperse dye, thereby thoroughly eliminating the pollution of printing sewage and water with color to the environment. The printed finished products have bright color, are transparent, attractive, elegant and luxury and feel soft and smooth.

The invention discloses a plant maca growing method in lower altitude areas. The method comprises the steps of soaking seeds in warm water and sterilizing; growing seedlings in a greenhouse and then transplanting the seedlings to an exposed field for professional field management; and finally harvesting. The maca growing method disclosed by the invention has the advantages of simple steps, strong operability and high breeding budding rate and qualification rate. Through the improvement and the specification of each step of the growing method, the requirement of the maca on the planting altitude is reduced from 3500-4000m of a source area to 2600-3600m, so that the planting range of the maca is greatly increased, and a whole set of effective planting method is provided; thus, the maca is convenient to spread and plant in suitable areas and the industrial development of the maca is accelerated, so that more people can enjoy the maca and good economic and social benefits are obtained.

The invention relates to the technical field of manufacturing radiating fins, in particular to a manufacturing method of a vehicle aluminum alloy radiating fin. The vehicle aluminum alloy radiating fin is manufactured in the mode of heating extrusion; aluminum alloy is obtained by aluminum liquid regeneration smelting, wherein, smelted aluminum liquid contains 85% of aluminum ingot A00 and residual leftover material in percentage by weight; generated aluminum alloy comprises the following components in percentage by weight: 0.325-0.355% of silicon, 0.50-0.54% of magnesium, 0.10-0.30% of iron,less than 0.02% of copper, less than 0.02% of manganese, less than 0.02% of chromium, less than 0.02% of zinc, less than or equal to 0.03% of titanium, less than or equal to 0.05% of other single impurity by control, less than 0.15% of total trace element, and the balance aluminum. The invention has the beneficial effect of simple technology and low cost; in addition, the invention fully utilizesleftover and accelerates industry development, each performance parameter of the manufactured radiating fin is relatively improved, so that the radiating fin has favorable performance.

The invention discloses a virtual interactive direct broadcast system. The system comprises a direct broadcast end used for an anchor to perform direct broadcast, an audience end used for an audienceto perform watching, and a server used for controlling a direct broadcast process; the server is connected with the direct broadcast end and the audience end through a network; the direct broadcast end is provided with a virtual scene module used for acquiring and establishing a virtual scene, a portrait acquisition module used for acquiring action expressions of the anchor, and a scene synthesismodule used for synthesizing a virtual picture and an anchor portrait into a direct broadcast picture; and the audience end is provided with an interactive selection module used for selecting an interactive mode, an action storage module used for storing and fixing the virtual scene, and an action synthesis module used for making interactive actions. The anchor selects the virtual scene through the direct broadcast end, and the direct broadcast picture is synthesized in combination with the action of the anchor; and the audience selects the interactive mode through the audience end, and an action template is provided in combination with the action of the audience to synthesize the interactive action for interaction with the anchor.

The invention discloses a super-pure electro-slag remelting method for a super-invar alloy, which comprises the following steps of: a) preparing a self-melting electrode rod, namely performing vacuum induction melting on the components of the self-melting electrode rod of the super-invar alloy: 32 to 34 weight parts of Ni, 3.5 to 5.5 weight parts of Co and 60.5 to 64.5 weight parts of Fe, and casting to obtain a round rod, namely the self-melting electrode rod for electro-slag remelting; and b) performing electro-slag remelting, namely heating slag for electro-slag remelting, which is prepared from 40 to 85 weight parts of CaF2, 10 to 30 weight parts of GaO2 and 30 to 5 weight parts of Al2O3 into a melted state, pouring into a crystallizer, descending the self-melting electrode rod into the melted slag for electro-slag remelting, ensuring that liquid drops of the melted self-melting electrode rod pass through the melted slag layer and react with the slag, recrystallizing purified steel liquid at the bottom of the crystallizer to obtain an electro-slag ingot, forging to obtain a black rod, and performing solid solution and stabilization treatment to obtain the super-invar alloy. The purity of the super-invar alloy is improved, the structure is optimized, the thermal expansion coefficient is smaller, the processability of the alloy is improved, and the yield of a product is greatly improved.

The invention discloses a vehicle diesel engine oil and gas separator test apparatus and a method thereof. In the invention, an outlet port of an air cleaner is connected with one end of a flowmeter. The other end of the flowmeter is connected with an input port of an oil gas mixing box. A sidewall of the oil gas mixing box is provided with a fuel injector and a heater. A temperature controller is provided outside the oil gas mixing box. A pipeline from an outlet port of the oil gas mixing box to an air intake of an oil and gas separator is provided with a first particle counter and a first pressure gauge in order. A pipeline from an air outlet of the oil and gas separator to an input port of an absolute cleaner is provided with a second compression gauge and a second particle counter in order. An outlet port of the absolute cleaner is connected with one end of a throttle valve. The other end of the throttle valve is connected with a vacuum pump. A pipeline between the throttle valve and the vacuum pump is provided with an overflow valve. In the invention, oil gas mixing is carried out with only a simple oil injection apparatus, through adjusting fuel injection quantity, gas mixture concentration is controlled well, an experiment requirement is reached, and credibility of an experiment is ensured.

The invention discloses a device and a method for measurement testing of load of a valve rocker of an engine valve mechanism. The testing device comprises a control cabinet, a motor, a coder, a belt pulley, the measured valve mechanism, a lubricating oil tank, a strain foil, a dynamic strain meter, a data acquisition card and an upper computer. The method includes static calibration and dynamic measurement, wherein static calibration testing includes that the strain foil is adhered at the rocker valve end of the to-be-measured valve mechanism, the strain foil is connected with the dynamic strain meter, and one end of a lever is abutted against the rocker valve end while the other end of the lever is loaded with weights; and dynamic measurement testing includes that a camshaft of the measured valve mechanism is connected with the motor through the belt pulley, the strain foil is adhered on the rocker of the measured valve mechanism, the other end of the strain foil is connected with the dynamic strain meter, and the coder and the dynamic strain meter are connected with the data acquisition card which is connected with the upper computer. By the aid of the device and the method, only one simple testing device is needed, and rocker load measurement is completed by simulating an operating state of an engine so that testing requirements are achieved.

The invention discloses a method for physically refining soybean crude oil and synchronously preparing soybean concentrated phospholipids employing enzymatic degumming. The method comprises the following steps: (1) taking soybean crude oil, and adding a citric acid to homogenize; (2) adding phospholipase and/or degummase to the homogenized soybean crude oil to homogenize; (3) stewing the crude oil homogenized in the step (2) for 1.5-3 hours, and then centrifugally separating, so as to obtain degummed oil and residues; (4) carrying out decolorizing, deodorizing and deacidifying on the degummed oil which is centrifugally separated in the step (3), so as to obtain product oil; (5) adding an organic solvent to remove neutral oil in the residues which are centrifugally separated in the step (3). By adopting enzymatic degumming, not only is a water resource saved, but also the produced product oil and residues are low in moisture, the quality of the phospholipids is easily controlled, and the product is stable in quality. Thus, the economic benefits are greatly improved.

The invention discloses a device and a method for measuring dynamic rigidity of a valve spring of a valve mechanism. A control cabinet is in signal connection with a motor, the motor is used for driving a toothed belt pulley on a camshaft of the valve mechanism to rotate, a coder is mounted on the camshaft, an acceleration sensor is adhered on the top surface of a valve, an output end of the acceleration sensor is connected with a charge amplifier, a laser displacement sensor is positioned above a rocker valve end and arranged opposite to the rocker valve end, a strain foil is adhered at a rocker valve end, an output end of the strain foil is connected with a dynamic strain meter, signals outputted by the coder, the charger amplifier, the laser displacement sensor and the dynamic stain meter are inputted into an upper computer through a data acquisition card, and an output end of the coder is connected with a revolution meter. The device is simple in structure, accurate in experimental results, low in cost and convenient in long-term use.

The invention discloses a traffic method and system of a networked automatic driving vehicle at a traffic light intersection, belongs to the technical field of networked communication, and provides scene classification and a solution method of each scene in a targeted manner for the actual current situation of a future intelligent traffic transition period. A first scene classification is that SPAT messages sent by a traffic light RSU can be normally received. A second scene classification is that the SPAT message sent by the traffic light RSU is not received, but the traffic light information can be detected by a vehicle-mounted camera. A third scene classification is that the SPAT message sent by the traffic light RSU is not received, the traffic light cannot be detected by the vehicle-mounted camera, the traffic light can be detected by surrounding vehicles, and the V2X function is achieved. A fourth scene classification is that when the SPAT message sent by the traffic light RSU is not received, the vehicle-mounted camera cannot detect the traffic light, and the surrounding vehicles cannot detect the traffic light or do not have the V2X function.

The invention provides a manufacturing method of an elastic electric conductivity fabric, comprising the following steps: a fabric knitted by natural fiber or artificial fiber is provided; a foaming resin is stuck on at least one surface of the fabric to form an elastic fabric; a first film with a plurality of ultrafine holes is formed on the surface of the foaming resin; the first film is electroplated to metallize the fabric; and a second film is formed on the surface of the metallized fabric.

The invention discloses health-preserving dry red wine. The health-preserving dry red wine is prepared from dry red wine and Chinese medicine active ingredients, wherein the dry red wine is prepared from Hutai No.10 fresh grape juice through low-temperature fermentation and fine brewing; and the Chinese medicine active ingredients are obtained by purifying Chinese medicinal materials, namely epimedium herb, prepared tuber of multiflower knotweed, Chinese angelica, vinegared Chinese magnoliavine fruit, Flastem milk vetch Seed, dodder seed, himalayan teasel root, raspberry, astragalus and medlar. The health-preserving dry red wine can improve the immunity, promote the synthesis of protein, nourish yin, warm yang, nourish kidney essence, consolidate the constitution, strengthen muscles and bones, expel wind-damp, relieve cough, eliminate phlegm, relieve asthma, invigorate stomach, help digestion, and clear and activate the channels and collaterals, has certain effects of treating nephropathy, liver disease, lung disease, cardiovascular and cerebrovascular diseases, gastroenteropathy, pain and numbness in arthritis, climacteric hypertension, gynecopathy, hypertension, hypotension, hyperlipemia, cataract, high cholesterol, osteoporosis, diabetes, cancer, insomnia, Parkinson disease, Alzheimer disease, anal fistula, senile constipation, Raynaud disease, Addison disease and Sheehan Syndrome, can take preventative measures, and can delay the senility.

The invention relates to a cultivation method of longan, which comprises the following steps: A. setting the row spacing of the fixed planting pit position to be 1.5-2.5 m and the line spacing to be 2-5 m; B. digging the fixed planting pits; C.applying a fertilizer to the dug out mellow soil according to each strain; and then filling back the mellow soil with the clay fertilizer to enable the immature soil to be filled back on the mellow soil; D. digging the fixed planting holes on the central position of the fixed planting pit soil surface; pouring water into the fixed planting holes; when the water is completely infiltrated, placing seedlings of longan in the fixed planting holes; E. paving a mulching film after fixed planting; F. spraying monopotassium phosphate to leaves; G. cutting each seedling to be 80-100 cm in height; and leaving 4-6 directional main boughs on each seedling; and H. setting the row spacing at the fifth year after the fixed planting to be 3-5 m, and at the seventh year to be 4-6 m. With the adoption of the cultivation method, the earlier-stage yield and the output value of longan can be effectively improved; the investment cost recovery period can be shortened; and the anti-risk capability of the project can be enhanced.