48results about How to "Increase “ fidelity ”" patented technology

The invention discloses an underground layered gas-liquid two phase fluid pressure and temperature-retaining sampling device, which is arranged on the inner wall of a drilled hole or a sleeve and consists of a packer system, a liquid sample inlet system, a gas sample inlet system, an automatic multi-way valve, a sampling system, a temperature control system, and an external pressure / flow control system, wherein a thermal-insulation layer or temperature control system covers the outside of the entire sampling device. The device accurately controls the layer under ground fluid sampling positionto realize gas and liquid fluid sampling at different layer positions of a stratum, ensures the temperature and pressure in a sampling process are consistent with those of the underground fluid, and improves the pressure and temperature-retaining degree of the fluid in the sampling process. The principle of the device is simple, the parts are assembled simply and the device is suitable for multilayer sampling in a drilled well and underground gas-liquid two-phase fluid sampling.

The invention increases the fidelity of gas turbine engine module performance estimates that in turn enhance performance tracking and visibility. The methodology obviates input signal filtering since filtering may mask the onset and detection of a rapid measurement shift indicative of serious engine performance issues. The invention supports trend detection processes for timely detection, isolation and alerting of performance and engine system related faults.

The invention discloses a six-piece optical lens for capturing image and a six-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with refractive power; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; a fifth lens with refractive power; a sixth lens with refractive power; and at least one of the image-side surface and object-side surface of each of the six lens elements is aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.

The invention discloses a six-piece optical lens for capturing image and a six-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with refractive power; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; a fifth lens with refractive power; a sixth lens with refractive power; and at least one of the image-side surface and object-side surface of each of the six lenses is aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.

The invention discloses a six-piece optical lens for capturing image and a six-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with refractive power; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; a fifth lens with refractive power; a sixth lens with refractive power; and at least one of the image side and object side of each of the six lenses is aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.

An optical image capturing system is provided. In order from an object side to an image side, the optical image capturing system includes a first lens with refractive power, a second lens with refractive power, a third lens with refractive power, a fourth lens with refractive power, a fifth lens with refractive power, and a sixth lens with refractive power. There is at least one lens with positive refractive power among the first lens to the fifth lens. The sixth lens may have negative refractive power. When meeting some certain conditions, the optical image capturing system may have outstanding light-gathering ability and an adjustment ability about the optical path in order to elevate the image quality.

An optical image capturing system is provided. In order from an object side to an image side, the optical image capturing system includes a first lens with refractive power, a second lens with refractive power; a third lens with refractive power, a fourth lens with refractive power; a fifth lens with refractive power; a sixth lens with refractive power. There is at least one lens with positive refractive power among the first lens to the fifth lenses. The sixth lens may have negative refractive power. When meeting some certain conditions, the optical image capturing system may have outstanding light-gathering ability and the adjustment ability about the optical path in order to elevate the image quality.

An optical image capturing system is provided. In order from an object side to an image side, the optical image capturing system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. At least one lens among the first lens to the fifth lens has positive refractive power. The sixth lens may have negative refractive power and an object side and an image side thereof are aspherical wherein at least one surface of the sixth lens has an inflection point. The optical image capturing system has six lenses with refractive power. When meeting some certain conditions, the optical image capturing system may have outstanding light-gathering ability and an adjustment ability about the optical path in order to elevate the image quality.

The invention provides a large scale topographical map surveying and mapping method utilizing a rotating TIN (triangulated irregular network) and a distance and included angle dual-weight interpolation method, and relates to a topographical map surveying and mapping method. The shortcomings that echoes and matching between entity data structures of the earth's surface are insufficient, and influence of an include angle between each two adjacent triangular planes formed by adjacent data is not directly considered in the prior art are overcome. The large scale topographical map surveying and mapping method comprises the following steps of arranging surveying and mapping points at joints of the rotating assorted network; adjusting a certain surveying and mapping point to a new position if the surveying and mapping point in the rotating TIN can be used as a topographical feature point after the surveying and mapping point is adjusted within a range, which is centered at the surveying and mapping point, of 0.15 times of the side length of a basic square; adding other topographical feature points according to a total topographical feature; connecting each added topographical feature point with three vertexes of a triangle with the topographical feature point to form a local secondary encryption network; performing elevation interpolation by utilizing the distance and included angle dual-weight interpolation method; making contour lines; and making a topographical map and a topographical three-dimensional perspective drawing.

The invention relates to a tube orifice diameter variable spliced sampling instrument which structurally comprises a steady flow buffer tube for receiving a pumped polluted water sample and performing steady flow conveying on the polluted water sample, a pump tube connection mechanism connected with a polluted water sample output pump tube, a diversion pressure regulating valve for regulating water flow pressure of the polluted water sample, a pressure gauge for detecting the water flow pressure, a sampling hose leading the polluted water sample under a laminar condition out of the steady flow buffer tube via a streamline water outlet for water sampling, and a concentric flow regulator for regulating a flow rate of the collected water sample. The instrument changes the composition, the structure and the operating principle of the original organic polluted water sampling device, has the characteristics of small size, light weight, wide application scope, convenience in carrying and mounting, simplicity in operation, safety in use, prevention of a pollution link in a collection process of the sample and the like, improves the fidelity of the collected sample, lowers the collecting cost of the sample, and ensures the safety of personnel and equipment, and the universality of the sampling instrument is improved.

The invention relates to a concentric flow regulator which adopts the following structure that an axial core hole for allowing a sampling hose to be inserted and a transverse rope through hole communicated with the core hole are formed in the rod body of a holding rod; a rotating shaft rope tightener for winding a fastening rope is arranged on the holding rod and in a position at the outer end opening of the rope through hole; after the fastening rope drawn from the rotating shaft rope tightener passes through the rope through hole in the holding rod and enters the core hole, the end part of the fastening rope is fixed on the holding rod; the fastening rope surrounds the inserted sampling hose by a circle in the core hole of the holding rod. The concentric flow regulator achieves ring-type binding regulation of the fastening rope on the sampling hose, achieves the purpose of concentric flow regulation and enables the flow line beam of water passing through the sampling hose to be cylindrical always so as to reduce probability of separating out volatile and semi-volatile substances in a polluted water sample and improve the fidelity of the sample.

The invention relates to a negative pressure sampler for collecting a water sample containing organic pollutants. The negative pressure sampler comprises a flow stabilizing buffer tube, a pump tube connection mechanism, a flow dividing and pressure regulating valve, an arc-shaped sampling core pipe, a quality stabilizer, a flow regulator, a sampling hose and the like. The negative pressure sampler provided by the invention has the advantages of light weight, convenience in carrying and mounting, simple operation and use safety. Particularly, the collected water sample has a slow change in flow direction and a stable flow line due to the use of the quality stabilizer, thereby obviating generation of air holes, realizing good redissolution effect, improving fidelity of the collected sample, lowering the sample collection cost, ensuring the safety of personnel and equipment and improving the universality of the sampler.

The invention relates to a tube orifice diameter variable spliced sampling instrument which structurally comprises a steady flow buffer tube for receiving a pumped polluted water sample and performing steady flow conveying on the polluted water sample, a pump tube connection mechanism connected with a polluted water sample output pump tube, a diversion pressure regulating valve for regulating water flow pressure of the polluted water sample, a pressure gauge for detecting the water flow pressure, a sampling hose leading the polluted water sample under a laminar condition out of the steady flow buffer tube via a streamline water outlet for water sampling, and a concentric flow regulator for regulating a flow rate of the collected water sample. The instrument changes the composition, the structure and the operating principle of the original organic polluted water sampling device, has the characteristics of small size, light weight, wide application scope, convenience in carrying and mounting, simplicity in operation, safety in use, prevention of a pollution link in a collection process of the sample and the like, improves the fidelity of the collected sample, lowers the collecting cost of the sample, and ensures the safety of personnel and equipment, and the universality of the sampling instrument is improved.

The invention relates to a tube orifice diameter variable spliced sampling instrument which structurally comprises a steady flow buffer tube for receiving a pumped polluted water sample and performing steady flow conveying on the polluted water sample, a pump tube connection mechanism connected with a polluted water sample output pump tube, a diversion pressure regulating valve for regulating water flow pressure of the polluted water sample, a pressure gauge for detecting the water flow pressure, a sampling hose leading the polluted water sample under a laminar condition out of the steady flow buffer tube via a streamline water outlet for water sampling, and a concentric flow regulator for regulating a flow rate of the collected water sample. The instrument changes the composition, the structure and the operating principle of the original organic polluted water sampling device, has the characteristics of small size, light weight, wide application scope, convenience in carrying and mounting, simplicity in operation, safety in use, prevention of a pollution link in a collection process of the sample and the like, improves the fidelity of the collected sample, lowers the collecting cost of the sample, and ensures the safety of personnel and equipment, and the universality of the sampling instrument is improved.

The invention relates to a pipe orifice variable plug-in type sampling instrument which structurally comprises a steady flow buffer pipe used for receiving a pumped polluted water sample and steadily conveying the polluted water sample, a pump pipe connecting mechanism connected with a polluted water sample output pump pipe, a flow dividing pressure regulating valve used for regulating the pressure of the water flow of the polluted water sample, a pressure gauge for detecting the pressure of the water flow, a sampling hose used for leading out the laminar-condition polluted water sample from the steady flow buffer pipe through a streamline water outlet and collecting the water sample, and a concentric type flow regulator used for regulating the flow of the collected water sample. The sampling instrument provided by the invention changes the composition, the structure and the working principle of an original organic matter polluted water sample collecting device, and has the characteristics of small size, light weight, wide application range, convenience for carrying and installing, simplicity in operation, safe use, avoidance of polluting the sample in the collecting process, etc., so that the fidelity of the collected sample is increased, the sample collecting cost is lowered, the safety of staffs and equipment is guaranteed, and the universality of the sampling instrument is improved.

The invention relates to a pipe orifice variable plug-in type sampling instrument which structurally comprises a steady flow buffer pipe used for receiving a pumped polluted water sample and steadily conveying the polluted water sample, a pump pipe connecting mechanism connected with a polluted water sample output pump pipe, a flow dividing pressure regulating valve used for regulating the pressure of the water flow of the polluted water sample, a pressure gauge for detecting the pressure of the water flow, a sampling hose used for leading out the laminar-condition polluted water sample from the steady flow buffer pipe through a streamline water outlet and further collecting the water sample, and a concentric type flow regulator used for regulating the flow of the collected water sample. The sampling instrument provided by the invention changes the composition, the structure and the working principle of an original organic matter polluted water sample collecting device, and has the characteristics of small size, light weight, wide application range, convenience for carrying and installing, simplicity in operation, safe use, avoidance of polluting the sample in the collecting process, etc., so that the fidelity of the collected sample is increased, the sample collecting cost is lowered, the safety of staffs and equipment is guaranteed, and the universality of the sampling instrument is improved.

The invention discloses a six-piece optical lens for capturing image and a six-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with refractive power; a second lens with refractive power; a third lens with refractive power; a fourth lens with refractive power; a fifth lens with refractive power; a sixth lens with refractive power; and at least one of the image-side surface and object-side surface of each of the six lenses is aspheric. The optical lens can increase aperture value and improve the imagining quality for use in compact cameras.

An optical image capturing system is provided. In order from an object side to an image side, the optical image capturing system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. At least one lens among the first lens to the fifth lens has positive refractive power. The sixth lens may have negative refractive power and an object side and an image side thereof are aspherical wherein at least one surface of the sixth lens has an inflection point. The optical image capturing system has six lenses with refractive power. When meeting some certain conditions, the optical image capturing system may have outstanding light-gathering ability and an adjustment ability about the optical path in order to elevate the image quality.

The invention relates to a flammable area video code rate adjusting method and system based on artificial intelligence. The method comprises steps of a monitoring camera image and the environment temperature of a flammable area being acquired; obtaining an environment perception segmentation map of the shot image, and performing environment evaluation on the environment perception segmentation mapto obtain an environment evaluation index value; obtaining a combustible material thermodynamic diagram, and carrying out key point analysis on the combustible material thermodynamic diagram to obtain the type of the combustible material and the quantity information of the combustible material; based on the environment evaluation indexes, the types of the combustible materials and the number of the combustible materials, obtaining a fire hazard coefficient; when the environment temperature is higher than a threshold value, a thermal imaging camera being dispatched to collect a thermal imagingimage of the inflammable area; performing fire probability analysis according to the thermal imaging image and the combustible thermodynamic diagram to obtain a fire probability evaluation value; andadjusting the video code rate according to the fire hazard coefficient and the fire probability evaluation value. According to the method, the video code rate can be accurately adjusted according tothe effective feature data in the video, and video data storage cost is reduced.

An optical image capturing system is provided. In order from an object side to an image side, the optical image capturing system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. At least one lens among the first lens to the fifth lens has positive refractive power. The sixth lens may have negative refractive power and an object side and an image side thereof are aspherical wherein at least one surface of the sixth lens has an inflection point. The optical image capturing system has six lenses with refractive power. When meeting some certain conditions, the optical image capturing system may have outstanding light-gathering ability and an adjustment ability about the optical path in order to elevate the image quality.

The invention relates to a pipe orifice variable plug-in type sampling instrument which structurally comprises a steady flow buffer pipe used for receiving a pumped polluted water sample and steadily conveying the polluted water sample, a pump pipe connecting mechanism connected with a polluted water sample output pump pipe, a flow dividing pressure regulating valve used for regulating the pressure of the water flow of the polluted water sample, a pressure gauge for detecting the pressure of the water flow, a sampling hose used for leading out the laminar-condition polluted water sample from the steady flow buffer pipe through a streamline water outlet and collecting the water sample, and a concentric type flow regulator used for regulating the flow of the collected water sample. The sampling instrument has the characteristics of small size, light weight, wide application range, convenience for carrying and installing, simplicity in operation, safe use, avoidance of polluting the sample in the collecting process, etc., so that the fidelity of the collected sample is increased, the sample collecting cost is lowered, the safety of staffs and equipment is guaranteed, and the universality of the sampling instrument is improved.

An optical image capturing system is provided. In order from an object side to an image side, the optical image capturing system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens. At least one lens among the first lens to the fifth lens has positive refractive power. The sixth lens may have negative refractive power and an object side and an image side thereof are aspherical wherein at least one surface of the sixth lens has an inflection point. The optical image capturing system has six lenses with refractive power. When meeting some certain conditions, the optical image capturing system may have outstanding light-gathering ability and an adjustment ability about the optical path in order to elevate the image quality.

The invention relates to an organic pollution water sample sampler at a pump tube opening, which structurally comprises a flow stabilizing buffer tube for taking a pumped polluted water sample and conveying the polluted water sample in a stable flow manner, a pump tube connecting mechanism connected with a polluted water sample output pump tube, a split pressure adjusting valve for adjusting the pressure of flow of the polluted water sample, a pressure gauge for detecting the pressure of the flow, a sampling hose for guiding the polluted water sample in the laminar condition from the flow stabilizing buffer tube through a streamline water outlet to collect the water sample, and a concentric type flow regulator for regulating the flow of the collected water sample. The sampler has the characteristics of small size, light weight, wide application range, convenience for carrying, convenience for mounting operation, simplicity in operation, safety in use, capability of preventing the sample from being contaminated in the collection process, and the like, the fidelity of the collected sample is improved, the collection cost of the sample is lowered, people and equipment security is ensured, and the universality of the sample is improved.

The invention relates to a concentric type flow regulator. The concentric type flow regulator is characterized in that an axial core hole and a transverse rope through hole are formed in a rod body of a holding rod, wherein a sampling hose penetrates through the axial core hole, and the transverse rope through hole is communicated with the core hole; a rotating shaft euphroe for winding a fastening rope is arranged at one end of the holding rod, the rope through hole is opposite to the rotating shaft euphroe, and after the fastening rope led out of the rotating shaft euphroe penetrates through the rope through hole and stretches into the core hole, the end of the fastening rope is fixed to the rod body of the holding rod; the fastening rope surrounds the sampling hose by a circle in the core hole, wherein the sampling hose penetrates through the core hole. The sampling hose can be regulated in a ring type packing mode through the fastening rope, the purpose of concentric type flow regulation is achieved, the streamline bundle of water which flows through the sampling hose is always kept cylindrical, and therefore the probability of separating out volatile and semi-volatile materials in a polluted water sample is reduced, and the fidelity degree of the sample is increased.

The invention relates to a tube orifice diameter variable spliced sampling instrument which structurally comprises a steady flow buffer tube for receiving a pumped polluted water sample and performing steady flow conveying on the polluted water sample, a pump tube connection mechanism connected with a polluted water sample output pump tube, a diversion pressure regulating valve for regulating water flow pressure of the polluted water sample, a pressure gauge for detecting the water flow pressure, a sampling hose leading the polluted water sample under a laminar condition out of the steady flow buffer tube via a streamline water outlet for water sampling, and a concentric flow regulator for regulating a flow rate of the collected water sample. The instrument changes the composition, the structure and the operating principle of the original organic polluted water sampling device, has the characteristics of small size, light weight, wide application scope, convenience in carrying and mounting, simplicity in operation, safety in use, prevention of a pollution link in a collection process of the sample and the like, improves the fidelity of the collected sample, lowers the collecting cost of the sample, and ensures the safety of personnel and equipment, and the universality of the sampling instrument is improved.