55results about How to "Wide range of environments" patented technology

The invention provides an equipment data collecting system based on OPC UA protocol, which can solve multi-level data collection, transmission and monitoring problems of each bottom device, measuring instrument, automatic control system and so on on the industrial site, realize data transparency of complicated bottom automation equipment and improve information integration modes. The equipment data collecting system based on the OPC UA protocol is characterized by comprising a bottom adapter, an OPC UA middleware and an upper application, wherein the bottom adapter comprises a data modulation module and a data transmission module, wherein the data modulation module is used for taking out bottom equipment data value needed by a user, data values of a plurality of communication protocols can be taken out through configuration, and the data transmission module is used for transmitting the data value taken out from the data modulation module to the OPC UA middleware at a configured speed; the OPC UA middleware comprises a data service center and a Modeling and configuring module; and the data service center comprises a data collection module, an even processing module, an OPC UA real-time data server and a history data module.

The invention provides a constant volume combustion bomb. The constant volume combustion bomb comprises a bomb body which is internally provided with a cavity serving as a combustion cavity and is in the shape of a cube. The bomb body has six working surfaces serving as main mounting surfaces and auxiliary mounting surfaces formed at eight corners. The main mounting surfaces and the auxiliary mounting surfaces are provided with main mounting holes and auxiliary mounting holes. The constant volume combustion bomb further comprises a main mounting base accommodated in two opposite main mounting holes, a glass mounting base accommodated in another two opposite main mounting holes, a magnetic coupling fan accommodated in the last two opposite main mounting holes and used for driving mixed gas in the combustion cavity of the bomb body rotationally to make the mixed gas form a vortex, and auxiliary mounting bases accommodated in the auxiliary mounting holes to measure the pressure and temperature in the combustion cavity of the bomb body. The invention also provides the corresponding combustion system. The device has a structure adaptive to the combustion conditions of an internal combustion engine, allows comprehensive observation of a combustion process and thus is suitable for premixed combustion heating type constant volume bomb spray combustion diagnosis experiments with various research requirements.

The invention relates to a multi-medium heat storage type warming water tank, which is a warming water tank for storing heat by using media such as electromagnetic oven heated water and the like, infusing hot water by using a manual or electric water feeding device and achieving heat storage and warming by using electricity, fuel combustion, hot water of a solar water heater and geothermal water. The warming water tank comprises a warming panel, a warming cavity, a plastic or metal plate, a cotton cloth layer and a water cavity, wherein the water cavity is provided with a water inlet pipe, a water outlet pipe, a stainless iron warming plate and a special bearing rack; a heat insulation layer and a plastic (or metal) protective shell are arranged outside the water cavity; the warming water tank for hands and feet of a single person is provided with a detachable heat insulation base; a water passage of the warming water tank for feet of multiple persons is provided with a three-way pipe and a heat resistant pipe connected with a water pipe of the water cavity; and the warming water tank mainly applied to warming of households and individuals and warming of feet of multiple persons also can supply hot water and shower, the heating transfusion device type warming water tank can be used for warming, and the manual or electric water feeding device is used for feeding water to the water tank. The warming water tank has the advantages of convenient operation, safety, environmental protection, energy conservation, sanitation, warming comfortableness, duration, high utilization of heat efficiency, wide available energy and durability.

The invention discloses an organic rice cropping method employing a paper film-covering weeding method and belongs to the technical field of rice cropping. The organic rice cropping method includes performing early field management; spreading paper film; transplanting rice seedlings; further performing weeding in the manual and ecological manner. According to the arrangement, unsprouted seedlings of barnyard grass, Monochoria vaginalis and Sedge floating on the water surface can be taken or removed by the field managements such as early field steeping and drainage; the paper film covering the field functions in preventing sunlight transmission and reducing oxygen content of the water under the paper film, and in this way, advantages required by rooting, sprouting and growing processes are unavailable for the seedlings growing slowly, and the seedlings die; owing to the later manual hooking manner or the manner of releasing ducks on fields, weeds such as water cabbage survived under the paper film are removed thoroughly; degradation of the paper film allows organic content and soil activity of the shallow tillage layers of the fields to be further improved, the use of chemical herbicides is avoided, and rice quality is increased. The organic rice cropping method can be popularized and applied in organic rice cropping areas.

The invention discloses a method for online measurement of concentration of OH free radicals in a flame zone of Class B fire and a flame device. The method adopts the technology of laser-induced fluorescence to make a laser beam with the absorption wavelength of 308nm tuned to OH irradiate OH free radicals in a flame zone, so as to generate resonant transition from a low electronic state to a high electronic state. The excited molecules then self-radiate fluorescent. Under the condition that laser intensity and instrument conditions are maintained unchanged, the total fluorescence intensity is proportional to the concentration of the OH free radicals, thereby obtaining the concentration of the OH free radicals. The device of the invention comprises a pear-shaped funnel (1), a square combustion device (3), an oil cup (5), a mist rising control tube (6), a bracket (7) and a humidifier (8). The invention has the advantages of high measurement accuracy, simple structure and easy implementation.

The invention relates to a phase detection method of a cold atom Bose-Einstein condensation vortex superposed-state gyroscope. Superposed-state vortex light is emitted into a Bose-Einstein condensation state gas atom cluster to enable the Bose-Einstein condensation (BEC) atom cluster to obtain a certain orbital angular momentum, and stable vortex superposed-state matter waves are generated; the BEC atom cluster in a potential well is equivalent to a matter wave interference gyroscope. Atom density distribution of the BEC forms a stable gyroscope pattern; when the system rotates at a certain angular speed, a certain phase is generated due a Sagnac effect; each atom has a fixed scattering effect on photons; after detection light is added, a whole resonance absorption image is detected through a charge coupled device (CCD) and scattering light intensity is calculated through space calculation and time calculation; density distribution of the BEC atom cluster is reckoned so as to obtain phase information; relative light intensity change can be obtained through space subtraction, is used as a gyroscope signal and is used for reckoning a system angular speed, so that the sensitivity on the system angular speed is realized.

The invention relates to a vortex optical gyro. Firstly, with a method using phase modulation according to a vortex light wave function, coupling-state vortex light composed of vortex light having opposite wave front spiral directions and having the orbital angular momentum topological charges of +1 and -1 respectively is generated; according to a sagnac effect, synchronous rotation of a coupling-state vortex light generation system and a to-be-measured object is known to make two beams of vortex light having opposite wave front spiral directions generate an optical path difference related to the rotation speed of the to-be-measured object; the specificity of the vortex light makes the optical path difference reflected in angular frequency movement; an optical path of the vortex light is adjusted to change the propagation direction, then through modulated filtration, the vortex light is received, and a waveform of the vortex light is measured; and through waveform analysis, the angular frequency movement of the superposition-state vortex light is obtained, and angular velocity information of the to-be-measured object is calculated. The vortex optical gyro belongs to the field of new-concept gyro in the inertial technology, and can be applied in the fields of superhigh-sensitivity and miniaturized navigation and positioning in future.

The invention discloses a method for optimizing double-layer image segmentation of multiclass color texture images based on a variation model. The method comprises the steps of establishing a multiclass variation active contour model, obtaining an energy function of the multiclass variation active contour model, carrying out disperse expression on the energy function of the multiclass variation active contour model, establishing a multilayer image segmentation model, solving the energy function of the multiclass variation active contour model after disperse expression to obtain a globally near optimal solution, and carrying out multi-layer image segmentation minimality optimization on multiclass disperse variation active contour energy in an iteration mode to achieve stable segmentation.

The invention discloses a high-low temperature environment air-cooled chiller unit and a control method thereof. By adopting the cooperation of a water system and a cooling system, the overall unit is reasonable in design, intelligent in control, wide in adaptation environment range and stable and reliable in operation, energy is saved, and important significance on improving the reliability, operated for a long term and under the limiting ambient temperature, of the air-cooled chiller unit used in a data center or a process requirement place where cooling is still needed under the high temperature environment and low temperature environment is achieved.

The invention discloses a super-hydrophobic sponge, and a preparation method and application thereof. The preparation method comprises the following steps: putting prepared polydivinylbenzene into absolute ethyl alcohol, carrying out ultrasonic stirring to prepare a polydivinylbenzene suspension, soaking a cleaned and dried sponge into the polydivinylbenzene suspension for 3 minutes, and then putting the soaked sponge into a drying oven for drying to obtain the super-hydrophobic sponge. Compared with other processes, the preparation method disclosed by the invention is simple and feasible in preparation process and mild in environment, and has no complex equipment instrument requirements. The contact angle can reach 154.4 degrees, superhydrophobicity and superoleophilicity are exhibited, an oil-water mixture can be effectively separated, and a good adsorption effect on volatile organic compounds is also achieved. The super-hydrophobic sponge provided by the invention can be widely applied to the fields of water pollution control, atmospheric pollution control and the like.

The invention relates to a combined net cage for deep sea aquaculture, and belongs to the technical field of aquaculture equipment. The combined net cage comprises a floating ring, an upper net coveris fixedly mounted at the bottom of the floating ring, a polygonal middle waist ring is fixedly mounted at the bottom of the upper net cover, a lower net cover is fixedly mounted at the bottom of thepolygonal middle waist ring, and a hollow stand column is fixedly mounted at the inner side of the bottom of the lower net cover; and the upper end of the hollow stand column penetrates through the floating ring and is fixedly connected with the floating ring, a balancing weight is installed below the lower net cover, the balancing weight is fixedly connected with the lower net cover through a connecting rope, a water pump used for floating on the sea surface is installed at the outer side of the floating ring, and the water pump is connected with the upper end of the hollow stand column through a water conveying hose. The combined net cage is high in strength, good in flexibility, resistant to corrosion, aging and stormy waves, long in service life, large in effective aquaculture water body, high in efficiency and low in comprehensive cost.

The invention discloses a method for carrying out in-situ sampling and detection on effective state metals based on a DGT-XRF combined technology, and the effective state concentration of metals/metalloids in polluted water and soil is quantitatively obtained by combining DGT and portable XRF technologies. The method comprises the following specific steps: putting a ZrO-ChelexDGT device into a polluted water body or soil in situ, standing for 8-48 hours, synchronously enriching multiple metal elements, taking out DGT, cleaning water and soil left on the surface, and directly measuring by using a portable XRF (X-ray fluorescence) to obtain signal intensity values of the multiple metal elements on the DGT film. And performing correction according to a pre-calibrated linear curve of the indoor standard sample to obtain the effective state concentration of the metal in the water body or the soil at the sampling point. The invention relates to the technical field of environment monitoring. The method for carrying out in-situ sampling and detection on the available metal based on the DGT-XRF combined technology is simple to operate, high in sensitivity and high in analysis speed, and can realize rapid in-situ monitoring of various metal elements in polluted water areas and soil.

The invention discloses an electronic static cable bridge. A sensor deforms under the pressure of a spring, and outputs a changing analog signal. The analog signal is converted into a digital signal through processing by an analog and digital unit. The digital signal is output to a CPU operation processing storage unit. The CPU operation processing storage unit carries out corresponding comparisonand operation according to various cable weight parameters stored in the system. The specifications and weight of cables placed in the bridge after operation and the specifications and weight of remaining cables are displayed on an LED liquid crystal display outside the bridge, and the parameters of the bridge are sent to a nearest receiver through a wireless communication module and then sent toa control room through the receiver as the basis for management and maintenance. The electronic static cable bridge has the advantages of simple equipment, convenient cable installation and check, normalized laying, and wide range of application.

The invention relates to a planting method for a high-acidity lemon. The planting method comprises the steps of using cultivated soil which is kept for 30-40 years to conduct seedling growing on the lemon, and conducting the seedling growing for 2-3 months; grafting the lemon that has accomplished the seedling growing to a grapefruit seedling, using preservative film to wrap the grafting place of the lemon seedling and the grapefruit seedling, and cultivating for 5-6 months to accomplish the grafting; collocating a fertilizer, wherein the fertilizer is prepared from, by weight, 5 parts of eggs, 3.5 parts of brown sugar, 3 parts of radix sophorae flavescentis, 10 parts of talcum powder, 5 parts of pericarpium citri reticulatae powder and 4 parts of hawthorn powder; conducting mixed fermentation for 3-5 months; transplanting the grafted lemon seedling to a fruit land to conduct sowing, and applying the fertilizer at fixed periods. Compared with the prior art, the lemon seedling is grafted to the grapefruit seedling, thus the growth speed can be improved, the disease resistant ability is high, and the adapting environment is broad; the leaves are small; the cost of the fertilizer is low, and the grown lemon is large in size and low in acidity.

The invention relates to a lemon planting method. The method includes the following steps that lemon seedling culture is carried out for 2-3 months with culture soil of 30-40 years; cultured lemon seedlings are grafted onto pomelo seedlings, the grafting parts of the lemon seedlings and the pomelo seedlings are wrapped by preservative film, culturing is carried out for 5-6 months, and then grafting is completed; fertilizer is prepared, wherein the fertilizer is prepared from, by weight, 5 parts of eggs, 3.5 parts of brown sugar, 6 parts of yoghurt and 12 parts of fresh milk; mixed fermentation is carried out for 3-5 months; the grafted lemon seedlings are transplanted into a fruit field for planting, and fattening is carried out periodically with the fertilizer. Compared with the prior art, the lemon seedlings are grafted onto the pomelo seedlings, the growth speed can be increased, and high disease resistance and high environmental adaptability can be achieved; the problem that leaves are small is solved; the fertilizer can increase the lemon growth speed, and thus leaves are bigger; lemon pulp is soft, and thus the taste is improved.

The invention provides an in-situ remediation agent for low heavy metal contaminated soil of a greenhouse vegetable field and preparation and application methods thereof, and belongs to the technicalfield of soil in-situ remediation, and the remediation agent provided by the invention is prepared by mixing shrimp and crab shell extract and alum slurry powder, heating, reacting and drying. The invention mainly aims at the characteristic of low heavy metal pollution intensity of facility vegetable fields in China, and provides a special in-situ remediation agent for low heavy metal pollution facility vegetable field soil, which is rich in raw materials, low in cost, simple in production process, high in remediation efficiency and free of secondary pollution, and preparation and applicationmethods thereof.

The invention relates to a compound oral ulcer patch and a preparation method thereof. The compound oral ulcer patch includes a myogenic layer, a slow-release layer and a heat-clearing antibacterial layer; and the myogenic layer includes a film-forming material, a plasticizer, a solvent softener and a myogenic drug, the slow-release layer includes a film-forming material, a plasticizer and a softener, and the heat-clearing antibacterial layer includes a film-forming material, a slow-release component and a heat-clearing antibacterial drug component. The compound oral ulcer patch adopts a three-layer composite structure, and the myogenic layer is in contact with an ulcer part and mainly uses the myogenic drug to promote rapid muscle generation and repair of the ulcer part; the heat-clearingantibacterial layer mainly uses the heat-clearing antibacterial drug for clearing heat and killing bacteria in an oral cavity to mainly provide a good environment for recovery of the ulcer part, andthe slow-release layer uses bletilla striata polysaccharide or chitosan and has the main effects of preventing the myogenic layer from being dissolved by saliva after the heat-clearing antibacterial layer is completely dissolved. The compound oral ulcer patch can make the ulcer part quickly recover muscle generation while effectively improving the oral environment by using the three-layer structure.