34results about How to "Reduce compression costs" patented technology

The invention discloses a pure oxygen combustion and carbon dioxide capturing system of a heating furnace. The system comprises a liquid oxygen storage slot (1), a vaporizer (2), the heating furnace (5), a waste heat recycling device and a carbon dioxide recycling device; liquid oxygen from the liquid oxygen storage slot (1) is in heat exchange with a refrigerant in the vaporizer (2), and generated oxygen is conveyed into the heating furnace (5); high-calorific-value fuel gas in the heating furnace and the oxygen from the vaporizer (2) are combusted in a pure oxygen combustor (4), and generated smoke gas is exhausted into a heating furnace flue; the waste heat recycling device is arranged in the heating furnace flue and used for recycling heat in the smoke gas; the carbon oxide recycling device is arranged in the heating furnace flue; and the low-temperature refrigerant output by the vaporizer (2) is utilized to cool the smoke gas to recycle carbon dioxide in the smoke gas. The invention further discloses a pure oxygen combustion and carbon dioxide capturing process of the heating furnace. According to the pure oxygen combustion and carbon dioxide capturing system and process of the heating furnace, noise pollution of a combustion fan is reduced, and reducing emission of NOx is realized, so that CO2 capturing cost is greatly reduced.

A catalyst containment unit, includes two concentric perforate members defining an annular space in which a particulate catalyst may be placed, and process fluid-impermeable end members mounted on the ends of the perforate members, wherein one end member extends across the unit to provide a closed end and the other end member closes the annular space thereby providing an open end through which gases may enter or exit the unit, and suspending means attached to one or both end members for securing the unit within an ammonia oxidation vessel. The unit may be suspended, for example, below a precious metal ammonia oxidation gauze pack and may contain a particulate ammonia oxidation catalyst or nitrous oxide abatement catalyst. A catalyst combination includes a precious metal ammonia oxidation catalyst gauze on a supporting framework and a particulate catalyst disposed in a catalyst containment unit.

The invention provides a heat self-balancing metal hydride hydrogen supercharging device. The device comprises two or more metal hydride compression units, a heat exchange unit and a control unit. The outer walls of the metal hydride compression units are wrapped with the heat exchange unit. Automatic operation of the metal hydride hydrogen supercharging device is achieved through the control unit. The hydrogen supercharging device adopts the electric heating mode, supercharging is rapid, the efficiency is high, a system is free of noise, easy to operate and convenient to maintain, and the device has good market application prospects.

A multistage membrane system and a process for treating a gas stream is provided in which the multistage membrane system comprises at least two membrane units wherein a first stage membrane unit comprises a polymeric membrane and a second membrane unit comprises a microporous zeolitic inorganic membrane or a combination of a microporous zeolitic inorganic membrane and a polymeric membrane.

A selective hydrogenation process that is particularly effective in selectively hydrogenating alkynl compounds, such as acetylene or methyl acetylene, over alkenyl compounds, such as ethylene, is described. The process utilizes a slurry conversion unit for heat efficiency purposes during the conversion of acetylene into ethylene.

The invention belongs to the technical field of wellhead casing gas recovery, and in particular relates to a wellhead casing gas pressurized recovery device, system, method and application. In the present invention, the wellhead casing gas pressurization recovery device composed of polished rod sealer, polished rod, wellhead cross, built-in plunger of pressurization device, screen pipe, variable diameter coupling, work cylinder and sucker rod moves reciprocatingly with the polished rod It works synchronously with the downhole oil well pump, completes the suction and compression process of casing gas in the working cylinder, and enters the oil collection pipeline in the wellhead casing gas pressurized recovery system after pressurization to realize pressurized recovery and complete casing gas recovery. Boost recovery process. The entire pressurization process fully utilizes the operating energy of the pumping unit, and does not affect the work of the pumping unit and the normal production of the oil well. The invention can effectively improve the recovery efficiency of casing gas pressurization, and has the advantages of low manufacturing cost, convenient installation, automatic operation and no manual operation.

The invention discloses a compression device for storing and transporting media in a box and a compression method thereof. The compression device of the invention comprises a medium conveyor, a compression main body, a pressure head mechanism, an actuator, a box conveyor and a control module, wherein , the indenter mechanism and the actuator are respectively connected with the compression main body, the indenter mechanism, the actuator and the box conveyor are respectively electrically connected with the control module, the box conveyor is placed and conveyed the box, the box includes the box compartment, the compression main body Including a frame and a compression chamber, the compression chamber is installed on the frame, and the compression chamber and the box chamber are arranged adjacent to each other, the medium enters the compression chamber through the medium conveyor, and the pressure head mechanism reciprocates between the compression chamber and the box chamber to transfer the medium. Push from the compression compartment to the box compartment. The compressing device for storing and transporting medium in the box and the compressing method thereof of the present invention focus on compressing a large amount of pulverized medium, carry out fully automatic operation, reduce personnel input, improve efficiency and increase benefit.

The present application provides a cloud layer detection and image compression method, device and storage medium in a remote sensing image. The cloud layer detection method includes: acquiring the original remote sensing image; determining the first cloud layer area mask according to the original remote sensing image and a preset color threshold range image; determine the grayscale threshold value according to the grayscale value of the first cloud layer area mask image; determine the second cloud layer area mask image based on the grayscale threshold value and the grayscale value of each pixel of the first cloud layer area mask image; The pixel points of the cloud area mask image are clustered, and a third cloud area mask image is determined according to the clustering result, wherein the area corresponding to the third cloud area mask image is the target cloud area. Using multi-dimensional features (preset color threshold range, gray value of pixels in remote sensing images, and clustering processing of pixels in remote sensing images) to detect clouds in remote sensing images to improve the accuracy of cloud detection.

The invention discloses a light spot compression structure and a light source device. The light spot compression structure includes: a reflection strip used to face at least two light sources; an adjustment mechanism that carries the reflection strip and can adjust the reflection angle of the reflection strip; wherein, the adjustment The mechanism includes: a bracket and an adjustment component arranged on the bracket; the reflection strip is carried on the adjustment component, and the adjustment component corresponds to the reflection strip one by one. The light spot compression structure disclosed in the present invention can adjust the reflection angle of each reflective strip by setting the adjustment mechanism, and use the adjustment mechanism to adjust the reflection angle of the reflective strips, and the adjustment components correspond to the reflective strips one by one. During the installation process of the light spot compression structure, the reflection angle of each reflective strip is adjusted, thereby reducing the requirements on the dimensional accuracy of mechanical components, improving the pass rate, reducing unqualified products, and reducing the cost of light spot compression.