Abstract: A method for tuning predictive control parameters of a building energy consumption system based on fuzzy logic: 1) constructing a controlled building energy consumption system, performing generalized predictive control on the building energy consumption system, and initializing an tuned parameter ? of a generalized predictive controller; 2) collecting the output slope yk (t), the actual output y(t), the set value yr(t) and the predicted output value ?(t+i) of the controlled building energy consumption system in the control process, and then taking them as fuzzy target parameters; 3) constructing a membership function for the fuzzy target parameters in step 2), and then optimally selecting the parameters of the fuzzy membership function by using a particle swarm optimization algorithm to obtain membership function parameters of each fuzzy target parameter; 4) carrying out fuzzy reasoning operation on the membership function parameters, and tuning the adjusted parameter ? by using the results of fuzzy reasoning

Abstract: A method for enhancing compressive strength of a lead smelting water-quenched slag-based cementitious material by mechanical activation is provided, belonging to the technical field of solid waste resource treatment. The method includes following steps: grinding and activating water-quenched slag from lead smelting, then mixing with calcium-based solid waste, magnesium-based solid waste, magnesium oxide, portland cement and water, and performing a steam curing and a curing at normal temperature on cementitious material slurry obtained to obtain the lead smelting water-quenched slag-based cementitious material.

Abstract: An automatic synchronous loading system for a space structure lattice includes a liquid storage tank filled with loading liquid, where the liquid storage tank is connected with a main liquid inlet pipe and a main liquid outlet pipe; a plurality of branch liquid tanks, where each branch liquid tank is connected to the liquid storage tank, and each branch liquid tank corresponds to at least one loading node; each branch liquid tank is connected with a liquid inlet pipe and a liquid outlet pipe, each liquid inlet pipe is communicated with the main liquid inlet pipe, and each liquid outlet pipe is communicated with the main liquid outlet pipe; and regulator valves, where each liquid inlet pipe and each liquid outlet pipe are connected with the regulator valves.

Abstract: Disclosed is a method for task planning of a space information network based on resource interchange. The method includes: initializing basic parameters of the space information network; dividing a planning horizon into K time slots of equal length, and constructing a resource time-varying graph for the space information network; sampling a feasible resource combination space of each task, and obtaining a candidate resource combination set comprised of the resource combinations with independence greater than or equal to a threshold n; calculating a conflict relation between resource combinations, and constructing a resource combination conflict graph; obtaining a maximum independent set of the resource combination conflict graph to obtain a global planning result; and searching a neighborhood of the global planning result, and completing a local adjustment of a task planning scheme through the resource interchange, to complete the task planning based on characteristics of the resource interchange.

Abstract: Fatigue driving monitoring, reminding and early-warning method and system based on computer vision are provided. The system includes: a fatigue real-time monitoring system for identifying fatigue characteristic postures of a driver and obtaining a fatigue level according to frequencies of the fatigue characteristic postures and a driving time; a fatigue automatic reminding system for receiving the fatigue level, obtaining a vehicle real-time position information and providing the driver with a corresponding grade of reminder according to the fatigue level; and a fatigue information early-warning system for receiving the fatigue level and the vehicle real-time position information to obtain a fatigue safety index, so that a cloud map of fatigue road conditions is obtained according to the fatigue safety index and shared with traffic management departments and drivers for early-warning. It reduces the situation of fatigue driving on freeway and the hazard of traffic safety accidents caused by fatigue driving.

Abstract: Disclosed are a room temperature curable quick-setting high-strength alkali-activated fly ash (AAFA) cementitious material and a preparation method thereof, belonging to the technical field of building materials. The raw materials include: in parts by mass, 30-50 parts of undisturbed fly ash, 50-70 parts of highly reactive ultra-fine fly ash, and 12-18 parts of sodium hydroxide. Specifically, the AAFA with fast setting and high strength for room temperature curing is prepared by pretreatment of fly ash with sodium hydroxide exciter, based on a premise that the raw material system and preparation process are simplified and feasible.

Abstract: A construction site safety monitoring system based on computer vision is provided. It includes a data acquisition system for collecting video information of personnel and operation platforms on construction site in real time; an information processing system for detecting and distinguishing the personnel and the operation platforms in the video information, intercepting personnel feature images and video of tilted operation platform whose personnel facial temperature and inclination angles after calculation are greater than or equal to preset values as a personnel safety incident and a platform safety incident respectively; and a terminal reminder system for receiving information of at least one the personnel safety incident and the platform safety incidents and providing a reminder.

Abstract: Indoor personnel information identifying apparatus and method for assisting an air conditioning system of on-demand air supply are provided, the apparatus includes a data acquisition device, an information processing device and an information display device, the data acquisition device is configured to acquire weight information and shoe image information of personnel in real time, the information processing device is configured to predict an total calorific value of indoor personnel according to a real-time number of indoor personnel and obtain recommended air supply parameter information for the air conditioning system according to the total calorific value, the information display device is configured to receive and display personnel information processed by the data acquisition device and the information processing device and the recommended air supply parameter information.

Abstract: Sunshading louver control system and method based on gesture recognition are provided. Indoor images are collected in real time. Based on the indoor images, an action region of gesture motion is positioned and feature extraction is performed thereon to obtain hand motion parameters. The hand motion parameters are analyzed to obtain gesture information. The gesture information is compared with preset gesture information. When the preset gesture information contains the gesture information, corresponding adjustment is performed on a sunshading louver according to a preset operation logic corresponding to the gesture information. When the preset gesture information does not contain the gesture information, the gesture information is determined to be invalid.

Abstract: Disclosed are modified expanded polystyrene (EPS) particles and a modification method thereof, and concrete containing the modified EPS particles and a preparation method thereof, relating to the technical field of inorganic building materials. The modification method of the EPS particles includes following steps: (1) spraying adhesive materials on surfaces of the EPS particles in a stirring state, and obtaining the EPS particles with the adhesive materials attached to the surfaces; and (2) mixing the EPS particles attached with the adhesive materials with inorganic mixed materials to obtain the modified EPS particles. The preparation method of modified EPS concrete includes: mixing the modified EPS particles with a cementitious material, adding an admixture and water, and uniformly stirring to obtain the modified EPS concrete.

Abstract: A control system and a control method for individual thermal comfort based on computer visual monitoring are provided. The control system may include a data acquisition device, an information processing device, an intelligent voice inquiry device, a terminal control device including a terminal controller connected to an external equipment and a biological real-time device connected to the data acquisition device and a human thermal sensation predictor. The data acquisition device includes a semi-contact measurement instrument and a contact-less measurement instrument. The contact-less measurement instrument includes an infrared sensor and a camera built with a skeletal node recognizer and an Euler video amplifier. The information processing device may include a memory, the human thermal sensation predictor for obtaining the predicted thermal sensation value and a comparator connected to the intelligent voice inquiry device. It solves the problem that the prior art cannot meet the thermal comfort.

Abstract: Disclosed is a fully automatic intelligent spraying robot. The robot includes a chassis, a driving device, a sliding device, a clamping device, a detection device and a control device; the driving device is fixedly connected to the chassis, and the driving device drives the chassis to move freely on the ground; the sliding device is fixed on the chassis; one end of the clamping device is used to fix a spray gun, and the other end of the clamping device is connected to the sliding device, and the clamping device can freely slide along the height direction of the sliding device; the detection device is fixed on the chassis, and the control device is also fixed on the chassis; and the control device is respectively in signal connection with the driving device, the sliding device, the clamping device and the detection device.

Abstract: Disclosed is a fully automatic intelligent spraying robot. The robot includes a chassis, a driving device, a sliding device, a clamping device, a detection device and a control device; the driving device is fixedly connected to the chassis, and the driving device drives the chassis to move freely on the ground; the sliding device is fixed on the chassis; one end of the clamping device is used to fix a spray gun, and the other end of the clamping device is connected to the sliding device, and the clamping device can freely slide along the height direction of the sliding device; the detection device is fixed on the chassis, and the control device is also fixed on the chassis; and the control device is respectively in signal connection with the driving device, the sliding device, the clamping device and the detection device.

Abstract: An L-shaped shear wall module including an L-shaped outer pattern plate, an L-shaped inner pattern plate, and connectors connected between the L-shaped outer pattern plate and the L-shaped inner pattern plate. The L-shaped outer pattern plate 100 and the L-shaped inner pattern plate 200 are arranged in parallel to each other. The L-shaped inner pattern plate includes a first inner pattern plate and a second inner pattern plate which are perpendicular to each other. A corner transition block is disposed at a corner of the L-shaped inner pattern plate. The corner transition block has a protruding surface protruding towards the L-shaped outer pattern plate. The protruding surface of the corner transition block and the inner surface of the L-shaped outer pattern plate jointly enclose a concreting cavity at the corners for concreting reinforced concrete. The present application also provides a shear wall and a construction method thereof.

Abstract: A T-shaped shear wall module including a straight pattern plate, two L-shaped pattern plates with a same structure, and connectors. Each of the two L-shaped pattern plates includes a first pattern plate and a second pattern plate which are perpendicular to each other. In a direction perpendicular to the straight pattern plate, the two first pattern plates are arranged in parallel to each other and both extend in a direction away from the straight pattern plate, and a plurality of connectors are rigidly arranged between two first pattern plates. Along a direction parallel to the straight pattern plate, two second pattern plates are coplanar and extend in opposite directions, and a plurality of connectors are rigidly arranged between the straight pattern plate and the two second pattern plates. The present application also provides a shear wall and a construction method thereof.

Abstract: An air supply device with an annular air outlet and a design method thereof are provided. The device includes an air delivery section arranged in a horizontal plane and communicated with a plurality of air-out sections, wherein an axis of each of the plurality of air-out sections is in a vertical direction; the air delivery section and the plurality of air-out sections are respectively provided with air return ducts communicated with each other, the air return ducts each have a fresh air duct provided therein; an axis of the fresh air duct is parallel to an axis of corresponding air return duct of the air return ducts, and the fresh air duct and the corresponding air return duct are equal in length, the plurality of air-out sections are arranged above office cubicles in a room.

Abstract: An adaptive loading method for real-time hybrid simulation testing based on a space frame model. The system initial delay is controlled to be close to 0 before the loading of seismic wave by a dual compensation strategy for the initial delay based on the initial delay compensation and the adaptive loading segment, thereby solving the problem of insufficient estimation and compensation of the initial delay in the real-time hybrid simulation. In addition, the test substructure of the space frame model is equated as a test element, and the overall displacement response corresponding to the test substructure in the overall model is converted to the actual loading relative displacement of the test substructure by using the signal conversion module, thereby realizing the real-time loading of the large-scale spatial frame model with great rigidity.

Abstract: A composite ozone flotation integrated device may include a cylinder body, an intermediate cylinder, and a central cylinder which are coaxial. The cylinder body and the center cylinder have a common bottom. The cylinder body and the intermediate cylinder have a common top. The intermediate cylinder is arranged on support channel steel between the cylinder body and the center cylinder. A top of the center cylinder is in the intermediate cylinder. The top of the center cylinder is open-mouthed. An upper part of the cylinder body is provided with a drainpipe. The top of the cylinder body is provided with an inner cylinder exhaust pipe and a slag discharge pipe. An upper part of the intermediate cylinder is provided with an outer cylinder exhaust pipe. A lower part of the center cylinder is connected to a water inlet pipe, a dissolved gas inlet pipe, and a venting and sludge-discharge pipe.