108results about How to "Rapid regulation" patented technology

A converter circuit and related technique for providing high power density power conversion includes a reconfigurable switched capacitor transformation stage coupled to a magnetic converter (or regulation) stage. The circuits and techniques achieve high performance over a wide input voltage range or a wide output voltage range. The converter can be used, for example, to power logic devices in portable battery operated devices.

There is described a device for converting an input signal having a given input voltage (Vbat) value (Vbat) into an output signal having an output voltage (Vout) (Vout) different from the input voltage (Vbat). The device comprises a main module (56), arranged between an input terminal (54) and a first circuit node (N1), The device is adapted to output at the first circuit node (N1) a pulse-width-modulated (PWM) signal switching between a first voltage value and a second voltage value, defining a switching range (SR(i)), by switching successively between a first mode of operation and a second mode of operation. The switching range (SR(i)) of the pulse width modulation (PWM) has an amplitude, calculated as the absolute difference between the first and the second voltage value, inferior or equal to Vout half the input voltage (Vbat).

Disclosed is an infusion flow regulator, in which a reference point is set within a manipulating range of a manipulation unit for regulating a flow rate in the infusion flow regulator, so that a manipulating point of the manipulation unit can be tuned with reference to the ratio of a flow rate measured at the reference point in relation to a prescribed injection flow rate, whereby the flow rate can be quickly and accurately tuned to the prescribed flow rate. The disclosure also includes an infusion flow regulating set including the infusion flow regulator, and an infusion flow regulating method using the same.

The invention discloses a navigation control method of a medical capsule endoscope and solves the problem of external active control on the capsule endoscope when the permanent magnet capsule endoscope performs internal examinations. The method that a permanent magnet and an electromagnetic coil are combined to control internal stable suspension motion of the capsule endoscope is adopted. The control method comprises links including a sensor signal processing link, a feedforward control law link, a feedback control law link, a state estimator link and the like. In the sensor signal processing algorithm link, position information of the capsule endoscope is acquired from an original signal returned by a sensor; in the feedforward control law link, a theoretical output signal value at the steady state is calculated according to a theoretical model to serve as a basic output signal so as to reduce the system nonlinear effect; in the feedback control law link, closed-loop control is realized according to feedback position information to reduce system errors; the state estimator link is used for eliminating or reducing instability caused by system pure lag. With the adoption of the method, stable constraint of any position of the capsule endoscope in liquids in body cavities by an external device can be realized finally.

The invention provides an air conditioner control method, an air conditioner control system, a control device, an air conditioner, computer equipment, a computer readable storage medium and a terminal. The air conditioner control method comprises the steps that wireless connection with at least two indoor units is established; respective identification information of at least two indoor units is obtained and stored; a mode control instruction is received; at least one piece of identification information corresponding to the mode control instruction is recorded; a running instruction of work parameters of the air conditioner is sent to at least one indoor unit corresponding to recorded at least one piece of identification information so that at least one indoor unit can control the air conditioner to execute the corresponding operation according to the running instruction of the work parameters. According to the provided air conditioner control method, accurate regulation and control over at least one indoor unit of the air conditioner is achieved, mistaken regulation and control over the adjacent indoor units during regulation and control over a single indoor unit are avoided, operation steps are simplified, practicability is high, and the using experience of users is improved.

The invention relates to a heating plate capable of fast and fine adjusting the space distribution of a temperature field and a control method thereof, and belongs to the technical field of fine adjusting of the heating plate. A plurality of heat insulation layers are arranged on a metallic matrix of the heating plate, and the heat insulation layers divide the metallic matrix of the heating plate into annular or sector areas with different diameters. A plurality of temperature sensors, heating rods and cooling devices are arranged in the annular or sector areas divided by the heat insulation layers in the metallic matrix of the heating plate respectively. A control module is used for controlling the heating rods to heat or the cooling devices to conduct refrigeration, and the temperature space distribution is precisely controlled to be close to the expected requirement for the temperature space distribution. According to the heating plate capable of fast and fine adjusting the space distribution of the temperature field and the control method thereof, through the heat insulation layers, the heat diffusion effect of adjacent areas is reduced, control over different areas is more independent, then heating and cooling devices which are independent and controllable are arranged in different areas, two-way quick adjusting of the temperature in the areas is achieved, and finally the capacity of two-way, quick, flexible and fine adjusting of the space distribution of the temperature field is achieved.

The invention belongs to the field of heat supply automation control, and in particular, relates to a heating network hydraulic balance adjusting method and system based on heating station resistancecharacteristics. The heating network hydraulic balance adjusting method based on the heating station resistance characteristics comprises the steps that a global coordination system is set; actual values of all heating station resistance characteristic coefficients are locally analyzed; target values of all the heating station resistance characteristic coefficients are calculated through the global coordination system, and control policies are generated; and the heating network hydraulic balance is adjusted online according to the control policies and the actual values to realize the hydraulicbalance adjustment based on the resistance characteristic coefficients; and due to the characteristic of no coupling influence of the resistance characteristic coefficients from other heating stationadjustment, the hysteresis and oscillation problems in the hydraulic balance adjustment can be effectively prevented, and the quick adjustment of the heating network hydraulic balance is realized.

The invention discloses a preparation and fast light control method for a nano pattern based on an organic polymer. The nano pattern with an accurate structure is formed by self assembly at first by using a segmented copolymer having photo-induced isomerization property, then photoresponse functional groups of the segmented copolymer are made to generate photo-induced isomerization by ultraviolet or specific wavelength light irradiation and other means, and a nano phase separation structure is driven to generate fast change to acquire the stable and accurately arranged nano pattern, so as to achieve the accurate controllability of the nano pattern. The method is fast to regulate and control, accurate and reversible, and has a very wide application prospect in optics, microelectronics, physics, chemistry, material science and other fields.

The invention discloses a flexible load based demand side load control method and system. The method comprises the following steps of acquiring load total quantity and power utilization information of a user under a region before adjustment after a flexible load management system receives a load adjustment instruction; automatically generating a load control strategy according to the power utilization information of the user and a user participation priority; generating a control instruction and sending the control instruction to a participating load control device; receiving the control instruction and executing control action by the load control device; and adjusting again when difference between the load total quantity before adjustment and the load total quantity after adjustment is smaller than the required load adjustment quantity. Through the above technical scheme, rapid adjustment on the demand side load is achieved; with the arrangement of the user participation priority, the intention of participating in load dispatching of the user can be reflected better, and the demand side load control is more reasonably executed.

Temperature regulation by means of a PID regulation method can be associated with disadvantageous oscillations, overshooting and long control times. According to an exemplary embodiment of the present invention, during temperature regulation of a space, non-linear fuzzy logic is provided which for intelligent temperature regulation uses extensive information from the environment. Such information includes in particular the temperature in the air inlet duct upstream of the heater, and the rate of change in the temperature in the air inlet duct upstream of the heater and in a first cell of the space. In this way, a fast and precise temperature regulating system may be provided which largely prevents or suppresses undesirable oscillations.

The invention discloses a method for intensifying a carbon dioxide catalytic hydrogenation reaction. The method for intensifying the carbon dioxide catalytic hydrogenation reaction mainly comprises the following steps that active ingredients having capacity for catalyzing CO2 hydrogenation are loaded on a porous conductive framework to prepare a structural catalyst; the structural catalyst is plugged into a circuit to conduct a current; and the structural catalyst is placed in raw material gas containing CO2 and hydrogen, a power source is turned on to apply the current on the circuit, joule heat generated on the structural catalyst of the current can heat the structural catalyst to a temperature at which CO2 hydrogenation reaction can be carried out, and CO2 and hydrogen react on the structural catalyst. The current is applied on the structural catalyst of the conductive framework to realize electric internal heating, so that the catalyst is heated more uniformly, activity and sulfurpoisoning capacity of the catalyst are improved, and the conversion performance of CO2 is obviously improved.

A voltage converter device converts an input signal having a given input voltage value into an output signal having an output voltage different from the input voltage. The device comprises a main module, arranged between an input terminal and a first circuit node, The device is adapted to output at the first circuit node a pulse-width-modulated signal switching between a first voltage value and a second voltage value, defining a switching range, by switching successively between a first mode of operation and a second mode of operation. The switching range of the pulse width modulation has an amplitude, calculated as the absolute difference between the first and the second voltage value, inferior or equal to half the input voltage.

The invention provides a high-power fiber laser modular heat management device capable of realizing spatiotemporal modulation of temperature distribution. The high-power optical fiber laser modular heat management device comprises a modular water cooling disc (1), a control module (2), a control bus (3), a data bus (4) and a temperature rapid regulation and control module (5). The modular water cooling disc (1) comprises a plurality of optical fiber temperature adjusting pieces (11) for adjusting the temperature of high-power laser optical fibers fixed thereto to be within a specified norm value or range. The number of the temperature rapid regulation and control modules (5) is the same as that of the optical fiber temperature adjusting pieces (11), and the temperature rapid regulation andcontrol modules are in one-to-one correspondence connection with the optical fiber temperature adjusting pieces (11). The control module (2) is connected with the plurality of temperature rapid regulation and control modules (5) through the control bus (3); and the control module (2) is connected with the optical fiber temperature adjusting pieces (11) through the data bus (4) and is used for acquiring temperature data of the optical fiber temperature adjusting piece (11) so as to form an adjusting and controlling instruction for controlling the temperature rapid regulation and control modules (5).

The invention discloses a barrier mechanism for mechanical transmission. The barrier mechanism comprises a barrier mechanism main body, a first driving frame is arranged on one side of the inner end of the barrier mechanism main body, a first barrier plate is connected to one end of the first driving frame in a gear meshing mode, a second barrier plate is connected to the other end position of thefirst driving frame in a gear meshing mode, and a second driving frame is connected to the side end positions of the first barrier plate and the second barrier plate in a meshing mode; the inner endof the first driving frame comprises a driving frame and a stable frame, the driving frame is rotatably connected at the central position of the first driving frame, the stable frame is fixedly connected at the side end position of the driving frame, the driving frame comprises a power shaft frame, a driven gear plate, a sleeve frame, a connecting gear plate, a pushing shaft and a fixed frame, andthe power shaft frame is arranged at the central position of the driving frame. According to the barrier mechanism for mechanical transmission, the purpose of inner end barrier is achieved through the arrangement of the first driving frame and the second driving frame.

The invention relates to a Chinese herbal medicine nutritional feed for cultivating giant salamanders. The Chinese herbal medicine nutritional feed is prepared from the following components in parts by weight: 9-17 parts of astragalus membranaceus, 3-6 parts of bighead atractylodes rhizome, 3-5 parts of divaricate saposhnikovia root, 5-9 parts of semen cuscutae, 4-6 parts of epimedium herb, 4-8 parts of prepared rehmannia root, 0.3-0.6 part of calcium hydrogen phosphate, 2-4 parts of algae powder, 1-2 parts of unsaturated fatty acid, 1-2 parts of bacillus subtilis, 0.3-0.6 part of L-lysine hydrochloride, 0.05-0.1 part of zinc citrate, 0.05-0.1 part of organic iron, 0.1 part of vitamin and 0.2 part of microelement. The vitamin comprises VA, VB1, VB2, VB6, VB12, VC, VD and VE. The microelement is microelement amino acid chelate or is one, two or three of zinc, iron and calcium. The Chinese herbal medicine nutritional feed for cultivating the giant salamanders can meet the nutritional requirements of the giant salamanders, the immunity and the sexual gland maturity in mating seasons of the giant salamanders can be improved, and the sperm viability of male giant salamanders is enhanced.

The invention provides a hydrogen production system and a pressure regulation and control method and device of the hydrogen production system. The hydrogen production system comprises a renewable energy power generation unit, an electrolytic cell, a hydrogen subunit and an oxygen subunit, and the renewable energy power generation unit is connected with the electrolytic cell; in the hydrogen subunit, one end of a hydrogen side first-stage gas-liquid separator is connected with the electrolytic cell, the other end of the hydrogen side first-stage gas-liquid separator is connected with a first hydrogen branch and a second hydrogen branch, the first hydrogen branch is connected with a hydrogen side second-stage gas-liquid separator, and the second hydrogen branch is provided with a hydrogen side first regulating valve and is connected with the atmosphere; the hydrogen side secondary gas-liquid separator is connected with a deoxidizing, dehydrating and purifying device; in the oxygen subunit, one end of an oxygen side first-stage gas-liquid separator is connected with the electrolytic cell, the other end of the oxygen side first-stage gas-liquid separator is connected with a first oxygen branch and a second oxygen branch, the first oxygen branch is connected with an oxygen side second-stage gas-liquid separator, and the second oxygen branch is provided with an oxygen side first adjusting valve and connected with the atmosphere. The gas pressure of the hydrogen side and the gas pressure of the oxygen side can be rapidly balanced.

The invention discloses a novel traction device used for pre-stressed steel strands and relates to the technical field of steel strand production and transportation equipment. Aiming at solving the technical problem that an existing traction machine fails to be applied to various working environments conveniently and fast, the novel traction device comprises a base, a moving groove is formed in the upper surface of the base, two rows of through holes are formed horizontally in the left and right side surfaces of the moving groove correspondingly, a plurality of traction mechanisms mounted inside the moving groove are arranged on the upper surface of the base, each traction mechanism comprises a lower base stand capable of moving in the moving groove, positioning holes are formed in the bottoms of the left and right side surfaces of each lower base stand correspondingly, fasteners arranged in the corresponding through holes are inserted into the positioning holes correspondingly, a working groove is formed in the upper surface of each lower base stand, two supporting stands are fixed to the front and rear side surfaces of each lower base stand correspondingly, an operating cavity is formed in the middle of each supporting stand, a bolt head is arranged in each operating cavity, a bolt rod penetrating out of the top surface of the corresponding supporting stand is fixed to the top surface of each bolt head, the upper portion of each bolt rod is connected with an upper base stand, and upper traction groups matched with corresponding lower traction groups are arranged in the middles of the upper base stands correspondingly.

The invention belongs to the technical field of wind power regulation and control, and specifically relates to a method for finely adjusting the active power of a wind turbine generator. The method has the beneficial effects that the active power is distributed into two links of coarse adjustment and fine adjustment so as to realize fine adjustment of active power, and the influence of the activepower of a wind power plant on residual error control is considered while the active power of the wind power plant is improved to adjust rapid response and control accuracy, a closed ring can be formed by the dispatching of the active power, the adjustment frequency and adjustment amplitude of the active power of the wind turbine generator are reduced effectively, the active power of the wind power plant can be regulated quickly and accurately, the service life of the wind turbine generator is prolonged, healthy operation of the wind turbine generator is guaranteed, and fine dispatching is realized, so that the quality of electric energy after the wind power plant is connected is further improved, and the stability of an electric power system is guaranteed effectively.

The invention belongs to the aquaculture engineering field, and particularly relates to a closed circulating aquaculture system suitable for multilayer stereoscopic cultivation of abalone. The circulating aquaculture system suitable for the multilayer stereoscopic cultivation of the abalone is characterized in that a plurality of aquaculture tanks are installed on a support, a plurality of wave generation hoppers hinged on the support are arranged above each aquaculture tank, the interior of each aquaculture tank is divided into a plurality of tank bodies which are communicated, one water outlet side of each aquaculture tank is communicated with a filter tank, the lower portion of each filter tank is a sewage collection tank, a filter device is arranged on the upper portion of each filter tank, all the filter tanks are respectively communicated with a temperature regulation box with a heat exchanger installed inside, the heat exchanger is communicated with a refrigerator, temperature of seawater is controlled through the refrigerator and the heat exchanger, a water pump, a foam separator, a biological tank and an oxygen tank are sequentially communicated with the temperature regulation box, the foam separator is communicated with a jet injector, and an aeration disk communicated with an air pump us arranged in the biological tank. The circulating aquaculture system suitable for the multilayer stereoscopic cultivation of the abalone has the advantages of continuously reusing aquatic water, being capable of controlling temperature, manually generating waves, achieving rapid and thorough water purification treatment, being convenient to operate, saving energy and protecting environment and the like.

The invention discloses a liquid healthy beverage containing chitosan oligosaccharide and a preparation method and application of the liquid healthy beverage containing chitosan oligosaccharide, and particularly relates to the trade of beverages and food processing. The liquid beverage disclosed by the invention contains main components of water, chitosan oligosaccharide, a haw extract, a mulberryleaf extract, steviol glycoside, citric acid, sodium citrate and a food additive. The polymerization degree of the chitosan oligosaccharide is 2-20, and the molecular weight range is 200-5000Da. In the beverage, the chitosan oligosaccharide, the haw extract and the mulberry leaf extract in a specific proportion have synergistic effects in the respects of regulating the effects of intestinal flora, reducing blood lipid, reducing blood sugar and improving diseases of diabetes or glycolipid metabolism syndromes. The beverage disclosed by the invention is suitable for patients suffering from highblood sugar, high blood lipid and glucose intolerance, and can meet daily drinking and health requirements of the patients.

A fuel cell system based on cloud intelligent monitoring and edge computing, and the system is characterized in that a fuel cell system comprises an auxiliary equipment system, a fuel cell cloud operation database module, a cloud intelligent module and a fuel cell monitoring data terminal module. Compared with conventional fuzzy control, neural network control and other algorithm control, the fuelcell system based on cloud intelligent control provided by the invention can quickly and accurately track the maximum power point of the fuel cell and feed back a maximum power point signal to the fuel cell more quickly to enable the fuel cell to regulate and control the fuel cell more quickly, and achieves the optimal operating conditions.

A Stirling thermodynamic cycle rotary thermal machine includes an eccentric shaft rotatably supported in a stator housing, a plurality of double piston carriers each carrying a plurality of pairs of oppositely arranged pistons, and a rotor having a number of cylinders each accommodating one of the pistons. Hot and cold corridors, separated from one another by a thermally separating wall, are defined around the rotor. Some of the cylinders in the rotor are associated with the hot corridor and the remaining ones with the cold corridor in a heat-exchange relationship therewith. Conduits with regenerators interposed in them connect the hot and cold corridor pistons with one another such that the respective hot corridor cylinder is ahead of the associated cold corridor cylinder by 90° as considered in the direction of rotation of the rotor. A transmission with a transmission ratio of 1:2 is interposed between the eccentric shaft and the rotor so that the eccentric shaft always rotates at twice the speed of rotation of the rotor.

The invention is suitable for the technical field of healthy sleep, and provides a sleep state environment parameter regulation and control method and system and terminal equipment. The method comprises the steps: collecting a triggering signal generated after a user falls into sleep; determining that the user is in a light sleep mode if the duration of the triggering signal is within a preset time period; and regulating and controlling a current sleep environment according to the optimal sleep environment parameters matched with the light sleep mode. The method and system can achieve the accurate recognition of different sleep stages of the user, achieve the reliable regulation and control of the current sleep environment according to the optimal sleep environment corresponding to each sleep stage, solve a problem of sleep disorders, effectively improve the sleep habit of the user, and improve the sleep quality.

The invention discloses a method for controllable modulating of distribution of a Fischer-Tropsch reaction product through a Co-based catalyst. The Co-based catalyst in the method is prepared from thefollowing active components in percentage by mass: 10 to 30 percent of Co, 0.1 to 10 percent of Mn, 0.1 to 10 percent of Zr, 0.1 to 10 percent of Ce, 0.02 to 0.1 percent of C, 0.02 to 0.1 percent ofN and the balance of O, and silicon oxide or aluminum oxide is used as a carrier. The catalyst is prepared by adopting an impregnation method, accurate modulation on the distribution of a synthesis gas Fischer-Tropsch reaction product can be realized through simple regulation on reaction temperature, pressure and air speed, i.e., high-selectivity synthesis of low carbon olefin (C2-C4<=>), alpha-olefin (alpha-C>=4<=>), gasoline component (C5-C11), diesel component (C10-C20) and solid wax (C20+) can be respectively realized. The catalyst prepared by the invention has the characteristics of highactivity, good long-period stability, high target product yield and the like; the catalyst has the advantages of simple preparation, wide raw material source and small amplification effect of large-scale preparation.

The invention relates to a mixed feed for parent salamander breeding. The mixed feed includes the following components in parts by weight: 65 parts of fish meat, 5 parts of A starch, 9 to 17 parts of astragalus membranaceus, 3 to 6 parts of bighead atractylodes rhizome, 3 to 5 parts of radices sileris, 5 to 9 parts of semen cuscutae, 4 to 6 parts of herba epimedii, 4 to 8 parts of prepared rehmannia roots, 0.3 to 0.6 part of calcium hydrophosphate, 2 to 4 parts of algae powder, 1 to 2 parts of unsaturated fatty acid, 1 to 2 parts of bacillus subtilis, 0.3 to 0.6 part of L-lysine monohydrochloride, 0.05 to 0.1 part of zinc citrate, 0.05 to 0.1 part of organic iron, 0.1 part of vitamins, and 0.2 part of trace elements; the fish meat is the meat of one or more kinds of the following fishes: black carps, grass carps, chubs, bighead carps, crucians and wild fishes; the vitamins include VA, VB1, VB2, VB6, VB12, VC, VD and VE; the trace elements include 1 to 3 kinds of the following elements: zinc, iron and calcium. The mixed feed for parent salamander breeding can meet the nutritional requirements of parent salamanders, improve the immunity of the parent salamanders as well as the gonad maturity of the parent salamanders in breeding seasons, and strengthen the sperm motility of male salamanders.

The invention provides a power quality zoning method and device and a storage medium, which belong to the technical field of power control. According to the power quality zoning method, each node in apower grid is used as a comparison node in turn, the correlation degree between each comparison node and a reference node is calculated, and the comparison nodes of which the correlation degree exceeds a preset threshold are classified to a power quality management area where the reference node is located. The power quality zoning method realizes power quality zoning quickly and accurately basedon the correlation degree of power quality, and makes the management and control of power quality more convenient and quicker.