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158results about How to "Realize Regulatory Control" patented technology

Method and system for adjusting air quality of high-rise buildings by virtue of natural conditions

The invention relates to a method and a system for adjusting air quality of high-rise buildings by virtue of natural conditions. The method comprises the steps of acquiring index data of air quality of a local area, detecting indoor and outdoor air quality, humidity and temperature as well as outdoor wind power, transmitting detection data to a main control system, working out an air quality control strategy by the main control system according to related data of various detections as well as the index data of the air quality of the local area, sending the air quality control strategy to a local controller by the main control system, and controlling a total heat fresh air ventilator to start and stop ventilating by the local controller. The system comprises various air quality detection devices, a ventilation and air change device, the local controller, a local area network and the main control system, wherein the main control system is connected with an air quality index publishing system. According to the system and the method, both the indoor air condition and the outdoor air condition of the high-rise buildings are taken into account, existing facilities of the high-rise buildings are fully used, relatively ideal air at the best time is gathered, and the air quality of the high-rise buildings is controlled and regulated at low cost when the air contamination is uncertain.
Owner:SHANDONG IRON & STEEL CO LTD

On-line injection profile-control and flooding-control method and device

InactiveCN101245699ARealize Regulatory ControlStable and reliable concentrationFluid removalLine tubingLiquid storage tank
The invention relates to a method and a device for injecting profile control online. The method includes that a plugging agent is injected in a water injection well. The plugging agent injected in the water injection well is injected online and the steps are that: (A) the plugging agent is stored into a liquid storage tank; (B) the plugging agent is simultaneously injected along with the injected water by a special injection device; (C) the plugging agent is mixed into an online water injection pipeline through a metering plunger pump; (D) the plugging agent is mixed with the injected water in the water injection pipeline, injected into the well together and reach an oil layer; (E) the total injecting flow and injecting pressure on the well opening are measured by a flowmeter and a pressure gauge. The device includes the liquid storage tank, a control valve, the metering plunger pump, an injection agent tube, the water injection pipeline, a throttle valve, the flowmeter, the pressure gauge and the water injection well. One end of the injection agent tube is connected on the water injection pipeline and the other end is connected with the metering plunger pump, the control valve and the liquid storage tank in sequence. The water injection pipeline is connected with the water injection well through the throttle valve and the flowmeter. The method and the device have the function of controllable water injection and simultaneous injection and are broadly applied into the water injection technique of petroleum exploitation.
Owner:DONGYING SHIDA COMPREHENSIVE TECH

High-dispersity cobalt-based Fischer-Tropsch synthesis catalyst as well as preparation method and application thereof

The invention discloses a high-dispersity cobalt-based Fischer-Tropsch synthesis catalyst as well as a preparation method and an application thereof. The catalyst comprises an oxide carrier, wherein an active component cobalt and a noble metal addition agent are loaded on the surface of the oxide carrier; the active component cobalt accounts for 3%-40% of the total weight of the catalyst, the noble metal addition agent accounts for 0.01%-1% of the total weight of the catalyst and the oxide carrier accounts for 59%-96.99% of the total weight of the catalyst; and the specific surface area of the catalyst is 20m<2> / g-300m<2> / g. According to the high-dispersity cobalt-based Fischer-Tropsch synthesis catalyst, a high-pH-value complexing metal salt carrier is selected to provide a metal element loading environment; hydrazine hydrate and a heavy metal salt are respectively used as a reducing agent and an induction agent of a reduction reaction; the active component cobalt is obtained by reduction at low temperature, and a water-phase reaction environment and ultrasonic vibration are additionally adopted so that the dispersity and the reduction degree of active grains are improved; the reduction of the mechanical intensity of the carrier and the loss of the active component are effectively avoided; the service life is prolonged; and the catalyst can be directly used for a Fischer-Tropsch synthesis reaction without high-temperature roasting and activation reduction.
Owner:WUHAN KAIDI ENG TECH RES INST CO LTD

OCT system based on multispectral LED light source

The invention discloses an OCT system based on a multispectral LED light source. The system comprises an interference system, an interference spectrum acquisition system, a control unit and a light source which supplies light to the interference system, wherein the light source is an LED light source and comprises a plurality of LED chips; the LED chips comprise a plurality of wave bands with different central wavelengths, the variety quantity is equal to or less than the quantity of the LED chips; the LED chips are also arranged on a circuit layer; the circuit layer is arranged on a substrate; the circuit layer is also provided with a plurality of pins of which the quantity corresponds to that of the LED chips; one-ended electrode of each LED chip is connected in series and/or connected in parallel with the other-ended electrode opposite to the one-ended electrode of each LED chip. Compared with the prior art, the OCT system has the advantages that the cost is reduced; more importantly, an aim of adjusting the light sources with different wavelengths according to the requirement can fulfilled, the use variability of the light source on a fluorescence microscope is widened, and the large-range scanning of the central wavelength of the light source in the OCT system can be realized.
Owner:SUZHOU INST OF BIOMEDICAL ENG & TECH CHINESE ACADEMY OF SCI

Non-invasive monitoring method and device for cerebral blood oxygen

The invention discloses a non-invasive monitoring method and a monitoring device for cerebral blood oxygen, and develops a non-invasive monitoring method for blood oxygen saturation of local tissues of a human brain by utilizing different absorbances of oxyhemoglobin and deoxidized hemoglobin to near-infrared light, so that the method does not cause harm to a human body; continuous real-time monitoring of the cerebral blood oxygen value can be achieved through a continuous cerebral blood oxygen value prediction model, the influence of melanin is considered, correction factors are added, surface interference signals and deep useful signals are detected respectively, the content of the collected signals is richer, and the cerebral blood oxygen signals with the high signal-to-noise ratio canbe obtained through processing conveniently; further, the cerebral forehead lobe area local oxyhemoglobin saturation monitoring value without the human head tissue interference signal is solved, so that the cerebral oxyhemoglobin continuous monitoring stability is better, and the monitoring precision is higher. A new solution is provided for non-invasive monitoring of cerebral blood oxygen, and clinical application of non-invasive monitoring of cerebral blood oxygen can be better promoted.
Owner:CHONGQING UNIV

Garden loosening and fertilizing machine

The invention provides a garden loosening and fertilizing machine, and belongs to the technical field of machinery. Solved is the problem that conventional machines cannot loosen the soil and fertilize the garden plants high efficiently in the prior art. The provided garden loosening and fertilizing machine comprises a base and a work plate. A vertical cylinder is arranged between the base and the work plate. The work plate is provided with a fertilizing device. The fertilizing device comprises a storage box, a fertilizing pipe, and a fertilizer applicator. The fertilizer applicator comprises a fertilizing cylinder and a fertilizing box. The fertilizing box is provided with fertilizing holes. A telescoping mechanism is arranged between the fertilizing box and the work plate. The base is provided with a loosening device. The loosening device comprises an installation plate and a loosening cutter. The installation plate is provided with a hinge chain. The hinge chain is hinged to a hinge plate. The other end of the hinge plate is fixedly connected to an installation cylinder. The installation cylinder is provided with an installation hole. The loosening cutter is arranged in the installation hole. A hydraulic cylinder is arranged between the hinge plate and the installation plate. The provided machine can automatically loosen the soil and fertilize the plants, and thus the work efficiency is improved.
Owner:JIAXING VOCATIONAL TECHN COLLEGE

Heat pump laboratory temperature and humidity control and energy dissipation efficiency testing system and method

The invention relates to a heat pump laboratory temperature and humidity control and energy dissipation efficiency testing system which comprises an upper computer MCGS, a lower computer PLC, a temperature and humidity detecting module, a temperature adjusting module, a humidity adjusting module, a tested air source heat pump set and a heat pump power supply management module. The upper computer MCGS and the lower computer PLC are connected. The temperature and humidity detecting module is connected with the lower computer PLC through an analog quantity collector. The temperature adjusting module is connected with the lower computer PLC. The humidity adjusting module is connected with the lower computer PLC. The tested air source heat pump set is connected with the heat pump power supply management module which is connected with the upper computer MCGS. A water inlet temperature detector, a water outlet temperature detector and a water flow detector are arranged between the tested air source heat pump set and the analog quantity collector. The system has the advantages of being stable, reliable, easy to use and low in price, the energy dissipation efficiency testing system is added, the system is comprehensive and complete, and practicability is strong.
Owner:精英塑胶(珠海)有限公司

Medical instrument control method and system for assisting in operation

The invention is applicable to the technical field of operation assisting control, and provides a medical instrument control method and system for assisting in an operation. The method comprises the steps of acquiring attitude information of a first motion catcher and/or a second motion catcher in real time; based on current attitude information and original attitude information of the first motion catcher, obtaining the first attitude change amount; and/or, based on current attitude information and original attitude information of the second motion catcher, obtaining the second attitude change amount; based on the first attitude change amount and/or the second attitude change amount, determining the position offset and/or the attitude offset; according to the position offset and/or the attitude offset, adjusting the displacement and/or the attitude of a medical instrument. By means of the method or system, the operation can be accurately reflected in real time, according to the willing of a doctor, the system is closely cooperated with the operation progress to meet requirements of the operation, and the operation risk caused when an assistant or a nurse controls and adjusts the displacement and/or the attitude of the medical instrument can be avoided to a certain extent.
Owner:SHENZHEN ROBO MEDICAL TECH CO LTD

C2-symmetry-removing diphenylamine-type chiral bisoxazoline ligands as well as synthetic method and application thereof

The invention discloses C2-symmetry-removing diphenylamine-type chiral bisoxazoline ligands represented by a formula 3 shown in the description, a synthetic method of the ligands and an application ofthe ligands in an asymmetric catalytic reaction. According to the ligands provided by the invention, different groups are introduced to a diphenylamine skeleton to remove C2-symmetry to realize precise regulation and control of an ''electron effect'' of the ligand skeleton; and the ligands are prepared by the steps of preparing a compound represented by a formula 1 shown in the description by using an anthranilic acid derivative and an o-chlorobenzoic acid derivative as starting materials, performing a reaction on the compound represented by the formula 1 and a chiral amino alcohol compound represented by a formula 4 shown in the description to obtain beta-bishydroxyamide represented by a formula 2 shown in the description, and performing condensation on the beta-bishydroxyamide to obtainthe C2-symmetry-removing diphenylamine-type chiral bisoxazoline ligands represented by the formula 3. The invention also provides the application of a catalyst formed by performing coordination on the C2-symmetry-removing diphenylamine-type chiral bisoxazoline ligands, a copper salt, a zinc salt, a nickel salt, an iron salt or a rhodium salt in the asymmetric catalytic reaction.
Owner:ZHEJIANG UNIV OF TECH

Adjustable and controllable dye laser based on light fluid

The invention discloses an adjustable and controllable dye laser based on light fluid. The adjustable and controllable dye laser comprises a pumping light source, a work medium and a resonant cavity, wherein a circular conical surface external reflector and the resonant cavity are sequentially arranged in an optical axis direction of an emergent light beam of the pumping light source, the resonant cavity is a transparent column body, in addition, a first optical reflector, a dye molecule suspension liquid region, a first liquid lens, a second liquid lens, a gas cavity and a second optical reflector are sequentially arranged in a cavity body of the resonant cavity in the optical axis direction, the dye molecule suspension liquid region is used as a work medium, a first electrode and a second electrode used for regulating and controlling the first liquid lens and the second liquid lens are arranged on the outer surface of the resonant cavity, and a first circular conical surface internal reflector and a second circular conical surface internal reflector are also arranged in a way of using an optical axis as a center symmetric axis. The adjustable and controllable dye laser based on light fluid has the advantages that the output laser mode is controllable, the light beam quality is good, the flexibility is high, and the like.
Owner:高秀敏

Craniocerebral lumen stepless adjustment expansion device

ActiveCN108451562ARealization of stepless adjustment expansionRealize Regulatory ControlDiagnosticsSurgeryWorkloadInternal stress
A craniocerebral lumen stepless adjustment expansion device comprises an elastic expansion sheet; the elastic expansion sheet has a first form and a second form under the limitation of external constraints, in the first form, the elastic expansion sheet is a multilayer tightly-curled cylinder, and in the second form, the elastic expansion sheet is a curled cylinder; the number of curling turns ofthe second form is smaller than that of the first form; the expansion sheet can be controlled to expand to the second form from the first form. By adopting the mode that the elastic expansion sheet isgradually released and expands from the tightly curled state under the action of internal stress, stepless expansion of brain tissue in a craniocerebral operation is achieved, and the craniocerebrallumen stepless adjustment expansion device has the advantages of being simple in structure, easy to operate and the like and achieves adjustment and control of a craniocerebral operation channel. Thecraniocerebral lumen stepless adjustment expansion device causes little damage to the brain tissue, guarantees the safety and reliability of the operation channel, greatly reduces iatrogenic damage inthe operation process, relieves the workload of doctors and the operation difficulty and greatly improves the prognosis of patients.
Owner:闫学强 +1

Variable pressure difference measuring method and device

The embodiment of the invention discloses a variable pressure difference measuring method and device. The method comprises acquiring the state information of a measuring device according to a measuring valve displacement sensor (2), a post-measurement pressure sensor (3), a pre-measurement pressure sensor (4), a temperature sensor (5) and an oil return valve displacement sensor (8); transmitting the state information of the measuring device to a controller (1); in the controller (1), calculating actual mass flow according to the state information of the variable pressure difference measuring device, receiving state signals and expected index information of a controlled object, and calculating control signals through a preset algorithm; controlling the opening degree of a first electro-hydraulic control device (6), a second electro-hydraulic control device (7), a measuring valve (9) and an oil return valve (10) through the control signals to achieve fuel pressure difference and flow adjustment control. By in real time controlling multiple variables, the variable pressure difference measuring method integrates and increases fuel measuring range and precision and response speed simultaneously, and meanwhile, expands the selecting range of varieties of fuel measuring fuel source pumps and improves reliability of the fuel measuring device.
Owner:XIAN AERO ENGINE CONTROLS

A garden soil loosening and fertilizing machine

The invention provides a soil loosening and fertilizing machine for gardens, which belongs to the technical field of machinery. It solves the problems in the prior art that loose soil and fertilization of garden vegetation cannot be performed efficiently and conveniently. The garden soil loosening and fertilizing machine includes a base and a working board, a vertical cylinder is arranged between the base and the working board, and a fertilizing device is arranged on the working board, and the fertilizing device includes a material storage box, a fertilizing pipe and a fertilizing device, and the fertilizing device includes a fertilizing device. There is a fertilization hole in the fertilization box, and a telescopic mechanism is set between the fertilization box and the working plate; a loosening device is installed on the base, and the loosening device includes a mounting plate and a loosening knife, and a hinge is arranged on the mounting plate. A hinge plate is hinged on the top, and the other end of the hinge plate is fixed with a mounting cylinder. The mounting cylinder is provided with a mounting hole, and the loosening knife is arranged in the mounting hole, and a hydraulic cylinder is also arranged between the hinge plate and the mounting plate. The invention can automatically loosen the garden soil and fertilize, thereby improving work efficiency.
Owner:JIAXING VOCATIONAL TECHN COLLEGE

Incoherent light source-based optical nipper microscope

The invention discloses an incoherent light source-based optical nipper microscope. The microscope comprises an optical nipper microscope body and a light source which provides light to the optical nipper microscope body, wherein the light source is an LED (light-emitting diode) light source and comprises a plurality of LED chips; wave bands of the LED chips contain a plurality of wave bands with multiple types of different center wave lengths; the number of the types is equal to or smaller than the number of the LED chips; the LED chips are also arranged on a circuit layer; the circuit layer is arranged on a substrate and is also provided with a plurality of pins corresponding to the LED chips in number; the electrodes at certain ends of the LED chips are connected in series and/or in parallel; the electrodes at the opposite other ends of the LED chips are led out from the pins. Compared with the prior art, the optical nipper microscope has the advantages that the size of the optical nipper microscope is reduced, the service life of the optical nipper microscope is prolonged, more importantly, the aim that light sources with different wave lengths can be adjusted according to needs on one set of light source is also fulfilled, and the selection of the wave lengths of the optical nipper microscope is richer.
Owner:SUZHOU INST OF BIOMEDICAL ENG & TECH CHINESE ACADEMY OF SCI

Glass bead broadcasting device used for ruling machine

Disclosed is a glass bead broadcasting device used for a ruling machine. The glass bead broadcasting device includes a box body, side plates, a mounting bracket, a width adjusting mechanism and a flowadjusting mechanism. A broadcasting room is defined by the two side plates and the inner surface of the box body. A plurality of threaded holes are formed in a discharging plate in the left-right horizontal direction at intervals. A discharging long hole is formed between the bottom of the discharging plate and the upper surface of a horizontal structure. The width adjusting mechanism includes aplurality of baffles which are arranged on the front side of the discharging plate side by side in the left-right horizontal direction. Each baffle is provided with at least one elastic structure usedfor fixing or releasing the corresponding baffle. The flow adjusting mechanism is located on the front side of the discharging long hole and mounted on the rotating connecting parts of the side plates. The mounting bracket is fixedly connected to a bracket connecting part. According to the glass bead broadcasting device, the box body structure meets flow characteristics of glass beads, the box body is avoided from rusting, the broadcasting quantity of the glass beads can be adjusted through the flow adjusting mechanism, the construction demand of different width line marking is met simultaneously through the width adjusting mechanism, resources are saved, and operation is convenient.
Owner:WELL ROAD MACHINERY CO LTD

Supercritical multiple thermal fluid generating device capable of being directly used for heavy oil thermal recovery

ActiveCN113685158ASolve coking and carbon depositionGood securitySurveyFluid removalCombustion chamberEngineering
The invention discloses a supercritical multiple thermal fluid generating device capable of being directly used for heavy oil thermal recovery. The supercritical multiple thermal fluid generating device comprises a generator end cover, a mixing barrel and a reactor wall, wherein a water cooling end cover is arranged on the reactor end cover, cooling water is injected to protect the reactor end cover from overtemperature, a cooling water channel is further arranged on the reactor end cover to protect a flame monitor, a nozzle platform is arranged at the bottom of the reactor end cover, is provided with an oxidant spiral nozzle, and is in threaded connection with an atomizing nozzle to ensure that fuel and the oxidant are uniformly mixed, a secondary fuel channel is further arranged in a combustion chamber, crude oil can be directly injected into the combustion chamber, the problems of coking and carbon deposition in the fuel preheating process are solved, water in an annular cooling channel flows downwards to cool the combustion chamber, then enters a cooling and mixing channel and is mixed with reaction fluid flowing out of a mixing barrel outlet hole group, and the temperature control target is achieved. A combustion chamber middle necking structure, a combustion chamber bottom necking structure, the mixing barrel outlet hole group and the like can achieve the purpose of pressure control.
Owner:XI AN JIAOTONG UNIV +1
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