17results about How to "Maximize efficiency" patented technology

The present application relates to a kind of device for accurately adjusting the trajectory of atomic transverse motion, including bellows, first threaded rod, second threaded rod, third threaded rod, first piezoelectric ceramic, second piezoelectric ceramic, third piezoelectric ceramic, piezoelectric ceramic drive, atom source cavity, interference cavity, detection cavity, atom source, upper raman light, first 1 / 4 wave plate, first 0 ° mirror, lower raman light, front raman light, second 1 / 4 wave plate, second 0 ° mirror, rear raman light, upper detection light, third 0 ° mirror, lower detection light, fluorescence collection device, photodetector, ion pump, vacuum pipeline, adapter flange, signal acquisition device and computer.The present application can realize the precise adjustment of the trajectory of atomic motion without affecting the parameters of atom itself.

The present application relates to the technical field of spacecraft propulsion system, and more particularly to a micro-newton hybrid mode propulsion system and method based on gas working substance. The system comprises a gas storage unit, a gas supply unit, a thruster unit and a propulsion system driving and control unit. The gas storage unit adopts symmetrically arranged high-pressure gas cylinders connected through high-pressure isolation valves, and in combination with the automatic balancing strategy of the control unit, effectively solves the problem of on-orbit centroid drift. The gas supply unit includes parallel cold gas propulsion branches and electric propulsion branches, and each branch adopts a mechanical pressure reducer to eliminate vibration and noise caused by electromagnetic valve action from the source, realizing super-static operation of the system. The propulsion system driving and control unit controls the micro-newton cold gas thruster and the micro-newton electric thruster to work alone or in cooperation according to the distribution strategy based on the thrust critical point, realizing the optimal comprehensive efficiency of high precision and high specific impulse in the full thrust range, and being suitable for ultra-high precision space scientific exploration missions.

The application discloses an online hydraulic ash cleaning system of a waste heat boiler, which comprises a bearing steel frame, an I-shaped steel arranged on the top of the bearing steel frame, a hoisting support slidingly arranged on the I-shaped steel through a transverse moving device, a roller arranged in the hoisting support through a longitudinal lifting device, a metal hose wound on the roller, a spray head arranged at one end of the metal hose and a water supply device connected to the other end of the metal hose, a plurality of guide pipes arranged on the waste heat boiler and extending to the top of the bearing steel frame. The application can automatically and flexibly move the spray head on the metal hose along the guide pipes to the inside of different parts of the waste heat boiler, so as to effectively clean the inside walls of the different parts, thereby realizing the cleaning work of multiple parts by one device. The application can maximize the use efficiency of the device, significantly improve the cleaning efficiency and the heat exchange effect, reduce the waste of energy and the operation and maintenance cost.

The invention provides a heat energy storage and crude oil secondary exploitation system and method for an exhausted oil reservoir, and relates to the technical field of new energy utilization and petroleum engineering crossing. The high-temperature heat-conducting oil circulation loop is connected with the solar heat collector and is used for transmitting and utilizing heat energy; the steam power generation loop is connected with the high-temperature side of the high-temperature heat conduction oil circulation loop and used for converting heat energy into electric energy; the exhausted oil reservoir is used as an underground heat energy storage unit and a crude oil secondary exploitation unit; and the at least one hot water well is communicated with the depleted oil reservoir and is used for injecting high-temperature fluid into the depleted oil reservoir or extracting high-temperature oil-water mixed fluid from the depleted oil reservoir. The efficient multi-energy cooperative co-production system has the beneficial effects that the efficient multi-energy cooperative co-production system is constructed by deeply fusing solar photo-thermal conversion, underground heat energy storage, crude oil secondary enhanced exploitation and a cascade power generation technology, and the comprehensive utilization efficiency of energy and the resource development benefit are remarkably improved.

The invention belongs to the technical field of electromagnetic emitters, and particularly relates to a multi-path independent controllable power supply output method, system and device based on single-path boosting and a medium. After an input direct-current power supply is filtered and protected, a stable boosting power signal is generated by a single boosting switch voltage stabilizing module; and simultaneously distributing the signals to a plurality of paths of output units with the same structure. Each unit receives power through an independent fly-wheel diode, and an external control signal controls the on-off of an MOSFET switch tube through a gate drive resistor, thereby achieving the independent management of the charging and discharging of each output filter capacitor, building or cutting off a stable voltage at each output end, and providing a fly-wheel path when the fly-wheel diode is switched off. The conversion efficiency is improved; through multi-path independent control, independent on-off and time-sharing management of each output voltage are realized, the power supply requirement of a multi-load system is met, PCB layout optimization and heat dissipation design are facilitated, and the overall reliability of the system is improved.

This invention discloses a method and system for scheduling heliostat fields in a multi-tower coupled solar thermal power plant. The method includes: S1. Determining whether each absorber tower is an over-limit tower and whether each receiving area on the absorber is an over-limit area; S2. If at least one over-limit area exists, determining target processing areas according to the degree of over-limit in each receiving area from high to low, using the absorber tower belonging to the target processing area as the target processing tower, and iteratively executing a first scheduling scheme until each receiving area and each target processing tower is within limits; if no over-limit areas exist, proceeding to step S3; S3. If at least one over-limit tower exists, determining target processing towers according to the degree of over-limit in each absorber tower from high to low, and iteratively executing a tower over-limit scheduling scheme until each absorber tower is within limits. Implementing the technical solution of this invention can coordinate tower-level and area-level dual constraints, intelligently, efficiently, and stably completing the scheduling of heliostat fields.

The invention discloses a PEM electrolytic cell-based green electricity hydrogen and oxygen production and air separation coupling system, which comprises a PEM electrolytic cell, an oxygen outlet of the PEM electrolytic cell is directly connected to an air inlet of an air separation device through a pipeline; the intelligent pressure control system can dynamically adjust the operation pressure of the PEM electrolytic bath and the air inlet pressure of the air separation device in real time, so that the pressure matching precision of the PEM electrolytic bath and the air inlet pressure is controlled within the range of + / -0.05 MPa; the heat exchanger is arranged between the PEM electrolytic cell and the air separation device and used for preheating inlet air of the air separation device through waste heat generated by the PEM electrolytic cell. Through system-level coupling, dynamic pressure matching, double-effect heat recovery and multi-parameter collaborative optimization, efficient integration of the PEM electrolytic cell and the air separation system is achieved, the system performance is remarkably improved, and the industrial defects of low oxygen utilization rate, high compression energy consumption and low heat efficiency in a traditional process are overcome.

The application discloses a kind of based on self-vibration effect's breaking down gate sand diversion wall structure, the branch stream side of dry flow and branch stream confluence has gate sand area, along the transverse extension of branch stream is used to guide water wall of high water level, guide water wall is set in gate sand area upstream;The middle part of guide water wall is equipped with gate, gate is installed in gate, and the guide water wall of gate extends downstream direction and is equipped with water retaining wall, water retaining wall extends into gate sand area, and water retaining wall includes left side wall and right side wall that are symmetrically arranged, left side wall and right side wall are all ladder-shaped, and the left side wall and right side wall are surrounded to be used to flush sand harmonic cavity for water retaining and flushing, and the downstream of flush sand harmonic cavity is narrower than upstream.The application also discloses corresponding use method.The application utilizes the structure of the application when breaking down gate sand, forms as intense resonance phenomenon as possible by artificial control height difference, and the breaking down efficiency and effect of gate sand are improved by corresponding water flow phenomenon.

The invention provides a reactor comprising a reaction chamber having a catalytic surface in contact with reactants in said chamber; and a source for passing electrical current through said catalytic surface. The reactor can be used for dehydrohalogentation reactions, such as dehydrochlorination of HCFC-244bb to HFO-1234yf, and for reactions where zero valent metals are employed for catalysis. The invention further provides a process to prepare HFO-1234yf from HCFC-244bb using an electrically heated reaction chamber.

The present invention provides a BHET purification method, which comprises: mixing a BHET-containing mixture with a solvent to obtain a BHET solution to be purified, and carrying out filtration treatment to obtain a filtrate; the filtrate passes through a resin bed layer at the flow speed of 2-10 BV / h for purification treatment, and BHET purified liquid is obtained; the resin bed layer comprises H-type gel cation exchange resin, OH-type gel anion exchange resin and a solvent, at least part of the surface of the H-type gel cation exchange resin contains sulfonic acid groups and H < + >, and at least part of the surface of the OH-type gel anion exchange resin contains quaternary ammonium groups and OH <->; the volume ratio of the H-type gel cation exchange resin to the OH-type gel anion exchange resin is 1: (1-5). The method can be used for removing metal ion impurities and inorganic impurities.

The application provides an agricultural irrigation depth water-saving control method and system based on multi-source data fusion, which collects multi-dimensional original monitoring data, generates a monitoring data field, extracts physiological rhythm features and environmental fluctuation features under different time dimensions through feature extraction, obtains a crop water sensitivity feature set through feature correlation analysis screening, inputs a crop water metabolism model, generates a water supply and demand balance coefficient, constructs an irrigation decision optimization model to obtain an irrigation parameter set, drives an irrigation execution mechanism to execute a partition variable irrigation operation, collects crop transpiration rate change data after irrigation, corrects the water supply and demand balance coefficient, and generates a final irrigation control instruction to drive the irrigation execution mechanism to execute the partition variable irrigation operation. The application can continuously optimize the irrigation control instruction, ensure the dynamic matching of the irrigation decision and the actual water demand of crops, and effectively improve the water-saving effect and water use efficiency of agricultural irrigation.

The invention discloses a method for processing multiple concurrent videos under a limited network bandwidth, which comprises the following steps of: constructing a bandwidth priority allocation mechanism based on video contents and user requirements so as to flexibly adjust bandwidth resources according to the urgency of the videos and the user requirements, so that video streams with high priorities can obtain more bandwidth support, and the user experience is improved. The video quality is ensured; automatically adjusting the resolution and the code rate of the video stream according to the real-time bandwidth condition through a dynamic bandwidth adjustment algorithm; in combination with a caching technology and a stream control strategy, data is pre-loaded through caching when the bandwidth is insufficient, delay in playing is reduced, and smooth playing and synchronization of a plurality of concurrent video streams are ensured. According to the method, multiple concurrent videos can be efficiently processed under the limited bandwidth, the high-priority video quality is improved, the bandwidth change is dynamically adapted, the playing delay is reduced, and the playing fluency is guaranteed.

This invention relates to the field of electrical automation technology and discloses an electrical automation control system and method with artificial intelligence, including a control center, a data acquisition module, a data analysis module, a control execution module, and a user interface. By combining artificial intelligence technology with the electrical automation control system, this invention solves problems such as insufficient real-time adaptive capability, inadequate data utilization, poor fault prediction capability, and insufficient energy efficiency management in traditional systems. It significantly improves the intelligence level, fault prevention capability, and energy management effectiveness of the electrical automation control system, providing more efficient and intelligent solutions for equipment maintenance, production scheduling, and energy optimization.

A multi-stage thermal dehydration process system for high-moisture-content solid waste is disclosed. This system includes an indirect heating evaporator, a direct contact heat extractor, an indirect heat exchanger, a secondary condenser, a preheater, a mixer, a hot water buffer tank, an airflow dryer, a primary heater, a secondary heater, an energy return unit, a dehumidifying condenser, and a cooling tower. The two-stage thermal dehydration process system of this invention features independent feed and discharge. Through multi-stage utilization of waste heat energy and the selection of water as the energy transfer carrier, efficiency is maximized. Furthermore, the system meets the long-distance energy transfer requirements between the two dehydration stages, solving the problems of corresponding equipment arrangement, mutual interference between feed and discharge, and synchronous equipment operation in two-stage thermal dehydration processes.

The invention provides a reactor comprising a reaction chamber having a catalytic surface in contact with reactants in said chamber; and a source for passing electrical current through said catalytic surface. The reactor can be used for dehydrohalogentation reactions, such as dehydrochlorination of HCFC-244bb to HFO-1234yf, and for reactions where zero valent metals are employed for catalysis. The invention further provides a process to prepare HFO-1234yf from HCFC-244bb using an electrically heated reaction chamber.

The invention relates to the technical field of remote sensing image application, and particularly provides a universal whole-process remote sensing image semantic segmentation model construction method, which is used for performing sample screening based on feature codes stored by remote sensing images in a sample acquisition area in combination with a hierarchical clustering algorithm so as to obtain diversified sample images which are uniformly distributed; labeling a sample image and inputting the sample image into the remote sensing large model until a whole sample data set label is obtained; according to the method, the coupling of deep learning sample construction and model training is realized, and the efficiency and the performance of the semantic segmentation model taking the remote sensing large model as the backbone are maximized.

A building automation system (306) for controlling conditions of a room (310) is described. The building automation system (306) includes room devices (328-332), a first interface (322), a second interface (324), and a management device (e.g., 404-408). The first interface (322) receives a voice command based on a voice utterance detected by a voice-enabled system (302, 304) in the room (310). The second interface (324) receives a hospitality user profile from a hospitality information system (308). The hospitality user profile identifies one or more user parameters associated with the room (310). The management device of the building automation system (306) includes a guest room profile that identifies one or more room parameters associated with the room (310). The management device controls the room devices (328-332) based on the voice command, the hospitality user profile, and the guest room profile.