32results about How to "Endurance" patented technology

The invention provides a wind speed measurement system applicable to extreme low pressure environments such as the Mars. The system comprises a heating bar, a casing, multiple groups of thermocouple hot ends, a common cold end and corresponding leads, a heating-used power supply, a pressure sensor, a data acquisition module and a wind speed calculation module. Under the low pressure, the heating bar is controlled to heat the casing through a constant heat flow mode, the acquisition module is used to measure the temperature differences of multiple thermocouples distributed uniformly on the surface of the sensor, and the current absolute pressure is combined to calculate the current wind speed and direction information. In comparison with the current wind speed sensor for industrial use, thehot film wind speed and direction measurement system under low pressure can directly work under the low pressure and has a synchronous wind speed and direction test ability, the structure is simple,and the reliability is high.

A long-stroke, zero-lateral-pressure and high-thermal-efficiency piston of IC engine features that the foldable secondary eccentrical shaft gear movement, that is, the foldable secondary lever's force arm movement is used to obtain the radial stroke of connecting-rod piston and drive the output shaft to rotate. Its advantages are no need of crankshaft, no lateral abrasion to cylinder, and high thermal efficiency increased by 20%.

The invention relates to an elastic bed board bar for a bedstead. The elastic bed board bar comprises a triangular prism-shaped plastic batten body used for constituting an elastic bed board, and a glass fiber core part arranged in the plastic batten body to serve as main bearing force, wherein the cross section of the glass fiber core part is in the shape of H, and inner cavities are formed in the plastic batten body and located on the two sides of the glass fiber core part. The elastic bed board bar is composed of the plastic batten body made of a thermoplastic material and the glass fiber core part and is soft and elastic, and as a component of a mattress, the elastic bed board bar is simple in structure, soft and elastic, convenient to install and capable of being directly arranged on a bed frame to form the elastic bed board; furthermore, the strength of the main core part and the hardness of the elastic bed board bar can be selected according to the body type of a user, the cost of the mattress is reduced, and the human skeleton is supported reasonably and effectively according to natural curvature; the elastic bed board bar has the advantages of being high in elasticity and endurance, capable of preventing deformation and breakage, and capable of increasing the inside and outside air convection of an elastic mattress structure and prolonging the service life of the elastic mattress structure.

The invention relates to a car light handle with a firm structure. The car light handle comprises a metal core bar, a handle, a light knob, a light gear plate, a light positioning ring, a fog light gear plate and a fog light knob, wherein the metal core bar is arranged inside the handle in a splitting manner, the fog light knob, the fog light gear plate, the light positioning ring and the light gear plate are sequentially sleeved on the metal core bar, the fog light gear plate is arranged on the outer end, the fog light knob is connected with the metal core bar in a rotating manner, the light knob is sleeved on the light positioning ring and the light gear plate in a rotating manner, a buckle is arranged in the handle, the bottom end of the metal core bar is provided with a positioning groove, the buckle is matched with the positioning groove to limit the axial direction and the rotating direction of the metal core bar, so that the handle is firmer in the application process; moreover, the metal core bar is rigid in material, strong in resistance and free from being damaged under the effect of the force, the service life of the entire light handle is prolonged, and the repairing and replacement cost can be reduced.

The invention provides a method for evaluating the erasing and writing performance of a Flash memory under thermoelectric stress. The steps are as follows: 1. Preliminary screening of the Flash memory, performing a full-chip erasing and writing test on device samples, and rejecting invalid devices; 2. Selective erasing and writing Test algorithm, select test temperature groups, and simulate different intensities of environmental stress; 3: Perform erasing and writing cycle tests, record the number of read data errors in each temperature group, all devices fail or the test stops when the preset test time is reached; 4: Screening test Data, calculate the average trouble-free working time θ of each temperature group; five: calculate the functional relationship between the ambient temperature and the temperature average trouble-free working time; six: find the average trouble-free working time at room temperature; seven: according to the erasing and writing cycle test , the time used for a single cycle and the number of erasing and writing times, and the number of times of erasing and writing at room temperature is calculated; Eight: Compared with the theoretical erasing and writing times of this type of device, evaluate whether the erasing and writing performance of this batch of devices meets the requirements; through the above steps, you can use The number of erasing and writing times evaluates the erasing and writing performance of the Flash memory, reduces the test time, provides sufficient reliability basis for the testing and evaluation of the Flash memory, and has practical application value.

The invention belongs to the technical field of fruit wine, and particularly relates to a brewing process of tomato wine. The present invention provides a tomato wine brewing process, which comprises a saccharification stage and a fermentation stage, and in the fermentation stage, lactic acid bacteria and fermented glutinous rice are adopted to carry out mixed fermentation on a saccharification mixture. Pure tomato juice is adopted as a fermentation substrate, no hydration treatment is carried out, no additive is added, the components are natural, the taste is soft and moist without irritation, the aftertaste has tomato fruity flavor, and the wine body is transparent in appearance and also can be hung on the wall.

A method for repairing petroleum hydrocarbon-contaminated soil by using the wild ornamental plant Popona, using the absorption and degradation of plants and microorganisms in the rhizosphere to degrade the petroleum hydrocarbons in the soil. The method of transplanting, planting Po Po Na in petroleum hydrocarbon-contaminated soil respectively, measuring the maximum water holding capacity of the soil, and watering once a day according to 60% of the maximum water holding capacity; Remove it as a whole; repeat planting Popona in the above soil, continuously reduce the concentration of petroleum hydrocarbon pollution in the soil, until the petroleum hydrocarbon content in the soil reaches the national environmental standards or ecological security indicators. The advantages of this method are: low cost, small amount of engineering, no secondary pollution to the environment, and no damage to the soil structure. It is an efficient and economical green restoration technology, which fully realizes the unity of ecological benefits, environmental benefits and economic benefits. .

The invention provides a wind speed measurement system applicable to extreme low pressure environments such as the Mars. The system comprises a heating bar, a casing, multiple groups of thermocouple hot ends, a common cold end and corresponding leads, a heating-used power supply, a pressure sensor, a data acquisition module and a wind speed calculation module. Under the low pressure, the heating bar is controlled to heat the casing through a constant heat flow mode, the acquisition module is used to measure the temperature differences of multiple thermocouples distributed uniformly on the surface of the sensor, and the current absolute pressure is combined to calculate the current wind speed and direction information. In comparison with the current wind speed sensor for industrial use, thehot film wind speed and direction measurement system under low pressure can directly work under the low pressure and has a synchronous wind speed and direction test ability, the structure is simple,and the reliability is high.

The invention discloses a method for restoring oil-contaminated soil by using wild ornamental plant iris lacteal. The method comprises the following steps of (1) planting the iris lacteal into petroleum hydrocarbon contaminated soil the mass concentration of which is 1%-4% by adopting ramet seeding, and watering in time to keep the soil water-holding capacity at 60% of water-holding capacity; (2) taking away the plant from the contaminated soil and planting the iris lacteal again when the plant achieves a mature period, or taking away an overground part of the plant to make sure the root of the plant to become a new plant, and repeating the planting process until the petroleum hydrocarbon content in the soil achieves a nation environmental standard or ecological safety index. The method disclosed by the invention has the advantages that the iris lacteal has certain tolerance and good restoring capacity on the low concentration and high concentration petroleum hydrocarbon contaminated soil, the operation is simple, the cost is low, the secondary pollution is not generated, the iris lacteal does not enter a food chain, a soil structure is improved, and the environment is beautified, so that the method is suitable for the restoring operation of large-area petroleum hydrocarbon contaminated soil.

The invention relates to an elastic batten used for a bedstead. The elastic batten comprises a glass fiber frame bar and a plastic frame plate, the glass fiber frame bar is used for mainly bearing force, the cross section of the glass fiber frame bar is in a groove shape, and the glass fiber frame bar is wrapped by the plastic frame plate; the glass fiber frame bar comprises an upper plate body and reinforcing bodies arranged at the two side ends of the upper plate body, and a reinforcing groove is formed by the two reinforcing bodies and the upper plate body; the plastic frame plate comprises an upper plastic plate for wrapping the upper plate body and plastic reinforcing supporting legs for wrapping the reinforcing bodies. The elastic batten serves as an assembly for forming a mattress, is simple in structure and convenient to install and has a soft elasticity effect, battens can be directly arrayed on the bedstead to form an elastic bed plate, the strength of a main core part and hardness of the elastic batten can be selected according to individual somatotype, mattress cost is reduced, and the human skeleton is reasonably and effectively supported at natural curvature; the elastic batten has the advantages of being high in elasticity and large in endurance, preventing deformation and fracture, improving air convection inside and outside an elastic bed plate structure and prolonging the service life of the elastic bed plate structure.

Disclosed is a hollow fiber that includes a hollow positioned at the center of the hollow fiber, macropores positioned at adjacent to the hollow, and mesopores and picopores positioned at adjacent to macropores, and the picopores are three dimensionally connected to each other to form a three dimensional network structure. The hollow fiber includes a polymer derived from polyimide, and the polyimide includes a repeating unit obtained from aromatic diamine including at least one ortho -positioned functional group with respect to an amine group and dianhydride.

This copper alloy hot-forged part has an alloy composition which contains 0.21 to 0.44 mass% of Co, 0.06 to 0.13 mass% of P, 0.003 to 0.08 mass% of Sn and 0.00003 to 0.0030 mass% of O, with the balance consisting of Cu and unavoidable impurities, and in which the Co content, [Co] mass%, and the P content, [P] mass%, satisfy the relationship: 3.1 = ([Co] - 0.005) / ([P] - 0.006) = 4.9. In the cross-sectional metal structure, the sum of the fraction of recrystallized-grain groups where the recrystallized grains have an average grain diameter of 0.050 to 0.50mm and the fraction of un-recrystallized grains is 80% or above.

The invention discloses a method for restoring petroleum-polluted soil by the utilization of a wild ornamental plant wild iris. The method comprises the following steps: 1) potting in a greenhouse or direct plantation in a land for growing field crops: by a seedling transplant method, wild iris is planted in soil polluted by petroleum hydrocarbon with the concentration of less than 20g / kg; and the wild iris is watered once regularly at 8 am every day so as to make water-holding capacity of the soil maintain at 60% of the maximum water-holding capacity; and 2) when wild iris grows to the flowering stage or maturation stage, the whole plant is moved away from the polluted soil or the part of the plant above the ground is moved away from the polluted soil; when the wild iris root system grows a next crop of plant, the above restoration process is repeated until the content of petroleum hydrocarbon in the soil reaches the national environment standard or ecological safety level. The method has advantages as follows: investment in the restoration method is little; management pattern is extensive and simple; work amount is small; technical requirements are not high; restoration time is short; secondary pollution is not caused; and it is conducive to improve soil degradation caused by petroleum hydrocarbon pollution and recover and raise biodiversity.

Disclosed is a hollow fiber that includes a hollow positioned at the center of the hollow fiber, macropores positioned at adjacent to the hollow, and mesopores and picopores positioned at adjacent to macropores, and the picopores are three dimensionally connected to each other to form a three dimensional network structure. The hollow fiber includes a polymer derived from polyamic acid, and the polyamic acid includes a repeating unit obtained from aromatic diamine including at least one ortho -positioned functional group with respect to an amine group and dianhydride.

The invention relates to a mold, in particular to an environment-friendly artificial quartz stone manufacturing hollow column forming mold. The technical problem to be solved by the present invention is to provide an environment-friendly artificial quartz stone manufacturing hollow column molding die. An environment-friendly artificial quartz stone manufacturing hollow column forming mold, including an outer frame, a storage cabinet, a control panel, a replacement cycle support mechanism, a centrifugal follow-up clamping mechanism, a replacement mechanism, a heat preservation cover and a top cover; the right bottom of the outer frame is set There are storage cabinets; a control panel is arranged in the right middle part of the outer frame; an alternate circulation support mechanism is arranged in the inner middle part of the outer frame; the top of the outer surface of the outer frame. The invention realizes the semi-automatic combination of the hollow column mould, coordinates the fixed placement of the molding mould, adjusts the production feed, realizes centrifugal shaking molding at the same time, and is convenient for grinding after molding.

The invention relates to an angular kinetic energy gravity engine. The angular kinetic energy gravity engine comprises: a rotating shaft; a coil, the rotating shaft is inserted at the center of the coil; an upper cover sleeved on the upper part of the rotating shaft through the upper sleeve; a bottom cover sleeved on the lower part of the rotating shaft through the lower sleeve ; a rotary disc sleeved on the rotating shaft through a sleeve part; the inner ring surface of the rotary disc is provided with a plurality of spirally shaped cavities in the rotary disc along the radial direction of the rotary disc, each spiral bending zone in the spiral cavity is a turning point; a permanent magnet ring, the rotary disc is connected to an inner wall of the permanent magnet ring through a connecting part; a liquid storage tank, a working fluid is stored therein, an annular liquid outlet part is formed in the upper end surface of an inner ring, and an annular liquid discharge part is formed in the upper end surface of an outer ring; the liquid outlet part is provided with a liquid outlet; the liquid discharge part is provided with a liquid return port; According to the angular kinetic energygravity engine, the structure is simple, angular momentum can be generated at a plurality of points, angular momentum convergence is formed, large angle kinetic energy is generated, power is strong and stable, and control is convenient.