32 results about "Tertiary" patented technology

The invention provides a draw-down test analysis method for an underground shut-in water well with a low-permeability storage layer, and the method is applied to the technical field of oil well tests in oil fields. In the method, a base data analysis unit, a primary base feature analysis unit, a secondary main control factor analysis unit and a tertiary data analysis model unit are utilized, wherein the primary base feature analysis unit is used for utilizing the base data of the base data analysis unit to determine a geologic model for detection and analysis, judging the pressure propagation characteristic of the low-permeability storage layer and forming the superposition mode of bottomhole pressure drawdown in a drawn-down test; the secondary main control factor analysis unit is used for carrying out diagnostic analysis on the control degree of a geologic factor, a process factor and a dynamic factor on the pressure drawdown mode of the drawn-down test and determining main control factors according to the conclusion of the primary base feature analysis unit; and the tertiary data analysis model unit is used for selecting the draw-down test analysis method according to the conclusions of the primary base feature analysis unit and the secondary main control factor analysis unit and adopting different well test interpretation models according to the main control factors.

A filter cloth of long pile fiber bundles is used as a tertiary filter in a wastewater processing method. The filter may be backwashed by a rotating suction head which does not touch the filter cloth. A combination of countercurrent and horizontal flow dislodges entrained solids from the filter cloth. Mounting of the filter media as modular components permits increased capacity within a single tank while avoiding down time in changeover of filter media.

An apparatus for filtering suspended solids from a liquid having a group of filters mounted inside a filter chamber. The filters divide the chamber into dirty liquid chambers and clean liquid chambers. A wash assembly is disposed within the chamber having vacuum/pump heads in contact with the filters rotates within the chamber. The vacuum/pump heads are connected to a pump and vacuum source located either within or without the apparatus. The vacuum/pump heads either vacuum material up or spray material therefrom in order to clean the filters. As the wash assembly rotates, the vacuum heads are able to contact and clean the entire surface of the filters. The filters are reasonably mounted in the chamber such that they may be removed from the chamber for servicing/replacement without the need to drain the chamber or enter the chamber.

The invention discloses a three-stage screening device for agricultural grains, which comprises a screening box installed on a frame, the screening box is fixed on the upper end of the frame, and a material inlet is provided in the middle part on the left side of the top of the screening box. There is an auger feeding mechanism at the butt joint of the feed port; a blast pipe is provided on the right side of the feed port, and the blast pipe is connected with an external blower; inside the screening box, a coarse screen and a fine screen are installed at intervals from top to bottom. net; on the right side of the screening box, there are first sundries outlet, grain outlet and second sundries outlet; a shock-absorbing base is installed in the middle of the bottom end of the frame, and a vibration motor is fixed on the shock-absorbing base, and an eccentric connection The rod assembly connects the vibrating end of the vibrating motor with the bottom of the bottom plate of the screening box. The left side of the screening box is provided with a suction pipe, and the inner end of the suction pipe communicates with the inside of the screening box through multiple suction ports, and the outer end is connected to the bag filter. butt.

The invention concretely relates to reinjection technique of geothermal well of geothermal resource exploitation and utilization engineering can be used in geothermy tertiary sandstone reinjection collar system mainly use two-staged coarse filter group4 reinjection system linked in series of coarse filter group and secondary filter group with parallel connection, pressurizing reinjection pump and enforced exhaust tank geothermic fluid flows into the first stage of coarse filter group with filtration accuracy of 50 to 80mum, then the second stage of secondary filter group with filtration accuracy of 3to5mum, the filter element material is the third generation polyethylene sintered filter element or filtration bag, after two filtration stages water quality can be guaranteed basically. The invention can prevent air resistance caused by physical, microbe, chemical factors, increase microbe higher than 30%. The system is installed and adjusted conveniently, maintained simple, its monitoring method complete, although it is aimed at sandstone formation, it can also be adopted for other layer like and can exploit and utilize tertiary geothermal resource reasonably.

The invention relates to a high-sensitivity surface enhanced Roman substrate, which is obtained by adopting the following steps of: functionalizing a quartz plate by utilizing trimethoxy silane, soaking the functionalized quartz plate in gold sol to prepare a gold sol membrane, self-assembling 25, 27-dimercaptoacetate-26,28-dyhydroxyl-4-tertiary butyl calixarene which as special selective adsorption to the polycyclic aromatic hydrocarbon to the surface of the gold sol membrane, and modifying the calixarene. The gold sol substrates with different degree modifications of calixarene can be obtained by controlling the soaking time of the gold sol membrane in a calixarene ethanol solution; and the optimal surface enhanced Raman substrate suitable for field detection of the polycyclic aromatic hydrocarbon is obtained by comparing the enhancement effects of all substrates. Because the calixarene has lyophobic property and can protect a metal nanomaterial from corroding by seawater, therefore the substrate is also suitable for detection of the polycyclic aromatic hydrocarbon in the seawater.

The invention relates to a tertiary air hose elbow of a cement kiln. The tertiary air hose elbow comprises an outer wall and an inner wall, wherein the outer wall and the inner wall are arc-shaped, and at least one convex block is arranged on the inner wall. The invention has the advantages that: the convex block is arranged in the elbow and made of corundum-mullite pouring materials through pouring, so that the convex block bears washout and erosion of heated air flow; and due to the reduction of the washout and the erosion of the air flow to the inner wall of the elbow, the use performance of the pouring material on the inner wall of the elbow is ensured and the use performance of the elbow is improved.

The invention relates to a tertiary buffering device for mitigation of automobile collision. The tertiary buffering device comprises a rubber layer, an airbag layer and a spring layer and can be mounted at one part, easy to have a collision, of an automobile, such as an automobile head, an automobile tail and side positions of the automobile. The rubber layer, the airbag layer and the spring layerare arranged in sequence from right to left; the rubber layer is bonded with the airbag layer through sticky connection; the airbag layer is fixedly connected with the spring layer through a bolt; the spring layer is fixed at one part easy to have a collision, such as the automobile head, the automobile tail and an automobile door, through a bolt; two pressure limiting holes are formed in the airbag layer and controlled by a pressure limiting opening mechanism; and when the pressure in the airbag layer reaches a preset value, the pressure limiting mechanism is started so that the air in an airbag enters into the pressure limiting holes via air holes in the two sides of the pressure limiting mechanism and are exhausted via air exhaust holes in the two sides of the spring layer. According to the tertiary buffering device, the impact force generated in the automobile collision process can be effectively neutralized, the damage degree of the automobile can be reduced, the passenger safetycan be protected, the manufacturing cost is low, and the device is effective and practical.

An angiosperm index-1 and an angiosperm index-2 are correlated to an age of a liquid hydrocarbon sample and can be used to distinguish oil age of Late Cretaceous (100-65 million years before present, or 100-65 Ma BP) vs. Paleogene (65-55 Ma BP) vs. Eocene or younger (<55 Ma BP). This method improves over existing methods that cannot distinguish oil age between Late Cretaceous and Miocene (ca. 100-5 Ma BP).

The invention discloses a detection method of a gas chromatography-electron capture detector of halogenated benzoquinone. The detection method comprises the following steps that (1) a standard halogenated benzoquinone solution is prepared as a series standard solution, the gas chromatography-electron capture detector detects the series standard solution, and a standard curve between peak area andconcentration is drawn; (2) a to-be-detected water sample is filtered, and a pH value is adjusted; (3) the filtered to-be-detected water sample is placed in a brown reagent bottle, dried sodium sulfate is added and dissolved, an extraction liquid is added, standing is carried out so as to generate delamination, the upper layer liquid nitrogen airflow is taken and blown, then methyl tertiary butylether is used for performing constant volume, and the upper layer liquid nitrogen airflow is transferred to a gas phase sample inlet bottle; (4) the obtained gas phase sample inlet bottle in step (3)is detected by the gas chromatography-electron capture detector, and an atlas is recorded; (5) in the to-be-detected sample, a chromatographic peak is found out according to the peak outlet time, thechromatographic peak is integrated to obtain the peak area, and according to the obtained standard curve in step (1) and corresponding recovery rate, the content of halogenated benzoquinone in the to-be-detected sample is obtained. The detection method of the gas chromatography-electron capture detector of the halogenated benzoquinone has the advantages that the cost is lower, the operation is simple, the sensitivity is high, and the measuring is simultaneous.

The invention relates to a so-called tertiary locking assembly for a thrust reverser with which a turbojet engine nacelle is provided, said locking assembly including at least one so-called tertiary lock associated with at least one primary control line (2) comprising at least one electromechanical control means (3), as well as a power supply (4) connected to said electromechanical control means, characterized in that it includes at least one secondary control line (20) comprising at least one electromechanical control means (30), as well as a power supply (40) which is connected to the electromechanical control means and which is separate from the electrical power supply of the primary control line, said secondary control line being further provided with at least one manually controlled switch (50).

The invention relates to a cement kiln tertiary air tube valve plate which comprises a metal plate core, wherein the metal plate core is of a gridding shape, and at least one flying ring is arranged on the metal plate core; the valve plate provided by the invention has the advantages that a wear-resisting pouring material is casted in a square gridding shape plate core manufactured by heat-resisting rebar, and the pouring material in the valve plate is uniformly distributed; the structure is stable, the operation is simple, a flying ring is arranged on the top of the valve plate, and the metal plate core is easy to change and maintain; and the valve plate provided by the invention has the characteristics of high strength, high wear resistant, shock resistance, scour resistance, long service life and the like through adopting a high-tensile wear-resisting pouring material.

A tertiary spontaneous combustion prevention and warning device based on multipoint distribution of a high-speed traveling vehicle comprises three temperature sensors, three smog sensor, three flame sensors, a single-chip microcomputer, a voltage stabilizing circuit, a temperature voice warning module, three smog detection A/D modules, a smog voice warning module, a right turn light automatic turning-on module, three flame detection A/D modules, a flame voice warning module and a hazard warning strobe light automatic turning-on module. One temperature sensor, one smog sensor, one smog detection A/D module, one flame sensor and one flame detection A/D module serve as a set of sensor detection unit, and the three sets of sensor detection units are arranged at three positions, where spontaneous combustion is likely to occur, of the vehicle. The tertiary spontaneous combustion prevention and warning device achieves multipoint (three points) monitoring, when abnormal conditions occur, information is quickly and accurately transmitted to a driver through voice warning to be correctly processed, and meanwhile vehicles on the right portion and the rear portion are effectively prompted to keep a safe distance and avoid collision through turning-on of a right turn light and a hazard warning strobe light.

The invention discloses a waste water multi-stage decontamination and purification treatment device, which comprises a primary treatment chamber. A water inlet pipe is welded on one side of the top of the primary treatment chamber, and an exhaust pipe is welded on the other side. The inner surface of the exhaust pipe is The wall is rotatably connected with the one-way valve stem through the rotating shaft, the inner surface wall of the first-level treatment warehouse is welded with a filter plate, the outer wall of the first-level treatment warehouse is welded with a sewage collection box, and the bottom of the first-level treatment warehouse is provided with two The first-stage processing chamber, the inner and outer walls of the third-stage processing chamber are provided with heat-conducting pipes, heaters are provided on both sides of the heat-conducting pipes, vacuum tubes are sleeved on the surface of the heat-conducting pipes, and sealing sleeves are provided on one side of the heat-conducting pipes. The inner bottom of the three-stage treatment chamber is provided with an ultraviolet disinfection lamp, and ultraviolet generators are arranged on both sides of the ultraviolet disinfection lamp, and the bottom of the three-stage treatment chamber is welded with an outlet pipe. In the present invention, the device has a simple and reasonable overall structure design, strong sewage treatment capacity, safe and stable operation, and strong practicability.

The invention relates to a prefabricated member for a tertiary air hose elbow. The prefabricated member comprises a prefabricated brick body, wherein a connecting boss is arranged at the top end of the prefabricated brick body, a convex block is fixedly connected to the interior of the connecting boss, a groove is formed in the bottom end of the convex block, at least one screw rod is arranged at the bottom end of the convex block, and a plurality of flow deflectors are arranged on each outer side wall of the convex block. The prefabricated member has the advantages that because of the convex block arranged at the top end of the prefabricated brick body, in the airflow scouring process, the convex block is first scoured, flow distribution is performed through the flow deflectors arranged on the convex block, scouring to the prefabricated brick body caused after high-speed tertiary airflow turns can be effectively reduced, and therefore damage to the portion of the prefabricated brick body is greatly reduced, airflow is effectively distributed, the time in which the convex block is scoured by the airflow is shortened, the service life of the prefabricated brick is prolonged, after the convex block is abraded because of scouring, the angle of the convex block can be adjusted or the convex block can be correspondingly replaced according to the actual using condition, the work efficiency in maintenance is improved, and production cost is reduced.

A random pattern chain assembly of the present invention improves noise, vibration and harshness (NVH) performance of a silent or inverted tooth chain. The chain assembly preferably uses at least three different link types arranged in a known pattern. The pattern is arranged such that the first link type is never adjacent the third link type, in that there is always a second link type between the first link type and the third link type.

A tertiary CAM cell with three bits of storage is disclosed. The three bits of storage are arranged to support three stable states which can be read from the CAM cell without requiring a charge restoration operation. The three stables states are those states where one of the three bits is at a first logical state while the remaining two bits are at a second logical state. The three stables states may be used to encode the three logical states used in a ternary CAM.

A CFB boiler tertiary air center cylinder is a hollow cylinder wall, and includes a center cylinder body, an outlet end first air bellow connected to the top end of the center cylinder body and an inlet end air bellow connected to the bottom end of the center cylinder body, the center cylinder body comprises an inner wall and an outer wall, an air supply cavity which is through up and down is arranged between the inner wall and the outer wall, the top end and the bottom end of the air supply cavity are sealed, the outlet end first air bellow is connected with an induction air duct and providesfirst-level over fire air, an air guiding branch tube is arranged on the inner wall of the inlet end air bellow to form an eddy flow, the eddy flow is mixed with flue gas, the upper end of the outletend first air bellow is connected with an outlet end second air bellow, and the outlet end second air bellow is connected with an induction air duct charged with second-level over fire air and an airblast branch tube for blasting air to a flue. The first-level over fire air and the second-level over fire air are introduced to the flue, and are fully mixed with unburnt carbon particles and CO inthe flue gas to burn the unburnt carbon particles and CO, so the burning efficiency of a boiler is improved.