31results about How to "Reduce operating consumption" patented technology

The invention relates to a matching matrix image matching method in unmanned vehicle monocular vision positioning. The method comprises the following steps: 1) through a deep convolutional neural network (DCNN), all inputted test images and positioning map images are subjected to global feature description, and a third convolutional layer is extracted as a feature vector; 2) a principal component analysis method is adopted to carry out dimension reduction on all feature vectors; 3) according to the feature vectors after dimension reduction of the test images and the positioning map images, a matching matrix, that is, a matching image, is constructed; 4) the matching image is subjected to OTSU binaryzation processing, and a binaryzation image after processing is obtained; 5) after the binaryzation image is subjected to morphological processing, linear fitting is carried out on the image; and 6) the corresponding test image and the positioning map image on the fit line are the corresponding matched images. Compared with the prior art, the method has the advantages that the algorithm is designed easily, the visualization effects are good, the calculation speed is quicker, hardware requirements are reduced and the like.

The invention discloses a system and a method for treating dioxin in incineration fly ash through a continuous microwave hydrothermal method. The system for treating dioxin in incineration fly ash through the continuous microwave hydrothermal method comprises a heat exchange device, a buffer stirring tank, a circulating pump and a microwave reaction device. The microwave reaction device comprises a microwave safety shielding unit, a slurry circulating unit, a microwave irradiation unit and a control unit; a feed port of the slurry circulating unit is connected with the buffer stirring tank, and a discharge port of the slurry circulating unit is connected with a heat exchange device; and a circulation loop communicated with the buffer stirring tank is arranged on the pipeline between the microwave reaction device and the heat exchange device. A high-parameter microwave treatment technology is implanted on the basis of traditional hydrothermal method treatment, organic pollutants such as dioxin in the incineration fly ash can be removed, meanwhile, large-scale continuous treatment is achieved, and the incineration fly ash dioxin treatment process is continuous, safe, convenient, reliable in effect, small in occupied area, economical and efficient.

The invention discloses a spiral sand washer for a mine machine. An electric device box door is arranged on the right side of an electric device box and embedded into the electric device box, and a heat-dissipation net is arranged on the obverse side of the electric device box and embedded into the electric device box; and a strong vibration motor is arranged on the left side of the interior of the electric device box and fixedly arranged in the electric device box through bolts. According to the spiral sand washer for the mine machine, the very good washing effect is achieved, the washing efficiency is high, a driving shaft in the strong vibration motor drives a driven shaft through a transmission belt, and sand in a sand groove is washed through a sand washing device along with rotationof the driven shaft; according to a leakage net at the bottom of the sand groove, due to vibration of the strong vibration motor and stirring of the sand washing device, fine impurities are leaked from the leakage net; and compared with an existing product, the impurities are screened out firstly, the sand washing time is saved, and the consumed power of machine operation is reduced.

The invention discloses a waste heat utilization and circulating refrigeration device of a mixed refrigerant compressor unit. The waste heat utilization and circulating refrigeration device of the mixed refrigerant compressor unit comprises a high temperature refrigerant cooling module, a heat energy recycling module, a raw material gas cooling module and a high pressure refrigerant cooling module. The high temperature refrigerant cooling module is used for cooling mixed refrigerant with medium temperature hot water and outputting normal temperature high pressure refrigerant. The heat energy recycling module is used for recycling heat and outputting chilled water and medium temperature hot water. The raw material gas cooling module is used for inputting raw material gas and the chilled water and conducting heat exchange cooling on the raw material gas. The high pressure refrigerant cooling module is used for conducting heat exchange cooling on the chilled water and the normal temperature high pressure gaseous phase refrigerant to obtain a refrigerated high pressure refrigerant, conducting coldness balance and then outputting liquefied natural gas. By means of effective coldness andheat conversion and matching, the waste heat utilization and circulating refrigeration device of the mixed refrigerant compressor unit can effectively recycle high-grade part in waste heat of technology gas and greatly lower the compression power consumption of a liquefying device and the adsorption regeneration energy consumption of a molecular sieve system, and the energy efficiency of the device is improved.

The invention provides a system and method for separating and recovering propylene in the process of producing propylene oxide by an HPPO method. The system includes a rectification tower, a pre-separation tower, a subcooler and a compressor connected in sequence. The present invention improves the propylene separation process in the production process of propylene oxide, and reduces the delivery flow rate of the compressor and changes the feed state of propylene by streamlining and reconnecting the equipment, thereby reducing the operating load of the compressor, The normal operation of the system is guaranteed, and a better separation effect can be achieved at the same time; the present invention reduces the equipment investment by simplifying the equipment and the process, so that the process technology has better economy.

The invention discloses a BDO device hydrogen compressor high-pressure oil injection structure which comprises a high-pressure oil injection joint and a high-pressure oil injection pipe. The high-pressure oil injection pipe is made of 1Cr18Ni9Ti stainless steel, the high-pressure oil injection joint is a rigid planar seal joint, and the high-pressure oil injection pipe is welded with the rigid planar seal joint. By transforming an original connecting mode, shutdown maintenance caused by detonation of an oil injection hose and separation of the joint is avoided, unit operation cycle is shortened, and operation consumption is reduced.

The invention discloses a system and method for treating dioxin in incineration fly ash by continuous microwave hydrothermal method, wherein the system for treating dioxin in incineration fly ash by continuous microwave hydrothermal method includes a heat exchange device and a buffer stirring tank , circulation pump, microwave reaction device; the microwave reaction device includes a microwave safety shielding unit, a slurry circulation unit, a microwave irradiation unit and a control unit; the feed port of the slurry circulation unit is connected with a buffer stirring tank, and the slurry circulation unit The discharge port is connected with the heat exchange device; the pipeline between the microwave reaction device and the heat exchange device is provided with a circulation loop communicated with the buffer stirring tank. The invention is based on the traditional hydrothermal treatment and implants high-parameter microwave treatment technology, which can not only remove organic pollutants such as dioxins in incineration fly ash, but also realize large-scale continuous treatment, so that the treatment of dioxins in incineration fly ash Continuous process, safe, convenient, reliable effect, small footprint, cost-effective.

The purpose of this application is to provide a method and device for publishing information push. This application sends an information publishing request to the network equipment through the instant messaging application in the user equipment in response to detecting that the user triggers the information publishing operation, so that the network equipment receives the After the information release request, determine the release time of the target release information in the information release request, and determine the target visible user group of the target release information according to the release time, and the network device pushes the target release information to the target visible user group The friend user realizes that the target visible user group of the target release information is determined by the release time on the network device side, saves the user's operation consumption of posting information in the social space of the instant messaging application, and also realizes the accurate release of the target information Targeted pushing to friend users in the target visible user group who can access the target release information improves the accuracy of pushing release information to the user's friend users.

The invention relates to the technical field of website user request information processing, and in particular discloses a user request information response-based memory allocation method, which comprises the following steps: receiving user request information; acquiring the maximum document number of a web server, and taking 0 to the maximum document number as index numbers of a memory space; allocating an index number to the user request information currently received; and writing the user request information to an address corresponding to the index number in the memory space. The inventionalso discloses a user request information response-based memory allocation system. The memory space is directly positioned according to the index numbers, the time of searching the memory space is saved, the operation consumption when the system allocates the memory is reduced, and the reduction of system performance caused by repeated application of de-registration of users is avoided.

The invention discloses a preparation method of thymosin, which belongs to the technical field of biopharmaceutical preparation. The method comprises the following steps: (1) crushing fresh thymus tissue with a high-speed shear at 20° C. to 23° C. to obtain a homogenate; (2) adding dilute hydrochloric acid to adjust the pH value between 4.5 and 4.8; (3) mixing The homogenate is placed at 20°C to 23°C for 3 to 4 hours; (4) heated in a water bath at 60°C to 65°C for 30 minutes, and naturally cooled to room temperature; (5) filtered; The product is obtained after hollow fiber column purification and sterilization. The invention has the advantages of simple and convenient method, high yield, low production cost, easy large-scale production and the like.

The invention discloses a shale oil processing method for producing propylene. The method comprises the following steps of: hydrogenating shale oil, separating shale oil hydrogenation products to obtain gas and liquid reaction oils, and separating the liquid reaction oil into a shale oil hydrogenation light oil and a shale oil hydrogenation heavy oil; introducing the shale oil hydrogenation heavy oil into a first riser reactor for undergoing a catalytic pyrolysis reaction; and introducing a part of or all of the shale oil hydrogenation light oil into a second riser reactor for undergoing a catalytic pyrolysis reaction. The shale oil processing method provided by the invention has high propylene yield.

A horizontal-flow type automatic flushing sewage purification structure comprises a shell body (14); the shell body (14) is provided with a folded plate reaction area (1), a precipitation area (2) anda purification area (4). The structure is characterized in that the precipitation area (2) is provided with a slanted plate (6), the lower part, directly facing the slanted plate (6), of the shell body (14) is provided with a sludge discharge hopper (13); one side wall plate, close to the purification area (4), of the precipitation area (2) is provided with a weir plate (9) for adjusting the water level of the purification area, water precipitated through the precipitation area (2) goes over the weir plate (9) and enters the purification area (4), and the upper part of the purification area (4) is provided with a high-water-level area (3); the lower part of the purification area (4) is provided with a filter layer (7), and the lower part of the filter layer (7) is provided with a filter cap (8); a part, at the lower part of the filter cap (8), of the shell body (14) is connected with a water discharging pipe (11); and a backwashing water discharging pipe (10) passes through the filterlayer (7) and the purification area (4) and then extends into the high-water-level area (3). The structure has the advantages of simple structure, good backwashing effect, automatic operation and lowcost.

The invention relates to an image matching method for a matching matrix in monocular vision positioning of an unmanned vehicle. The method comprises the following steps: 1) performing global feature description on all input test images and positioning map images through a deep convolutional neural network DCNN , extracting the third convolutional layer as the feature vector; 2) using the principal component analysis method to reduce the dimensionality of all the feature vectors; 3) constructing a matching matrix according to the feature vectors after the dimensionality reduction of the test image and the positioning map image, that is, the matching image; 4 ) Perform OTSU binarization processing on the matching image to obtain the processed binarized image; 5) After performing morphological processing on the binarized image, perform straight line fitting on the image; 6) Corresponding on the fitted straight line The test image and the positioning map image are the matching corresponding images. Compared with the prior art, the present invention has the advantages of convenient algorithm design, good visualization effect, faster calculation speed, lower hardware requirements and the like.

The invention discloses a constant modulus beamforming method in a safety and security system, comprising the steps of: S1, initializing parameters; S2, adopting the Dinkelbach algorithm to calculate the objective function value η according to the initializing parameters i Solve the formula to iterate, get and save an objective function value η i ; S3, using the ADMM algorithm to iteratively solve the next generation constant modulus beam w i+1 and the corresponding objective function value η i+1 ; S4, the n obtained according to step S2 i And step S3 obtains η i+1 Carry out judgment and outer layer iteration, and output constant modulus beam w i+1 . The present invention has higher frequency band utilization efficiency, and uses multi-antenna technology to improve the utilization efficiency of spectrum; the modulus length of each element in the precoding matrix of the present invention is constant and equal, so only a single radio frequency link and a simple phase The precoding of information can be realized by using a shifter, which greatly reduces the hardware cost of a large-scale antenna array. The invention fixes the transmission power of each antenna, can reduce the power consumption of the whole system, and improves the energy utilization efficiency.

An on-line detection device setting in exhaust tube for turbine low pressure cylinder is composed of probe, cable and its sealing device, data collection and control device, power and lead. It features that all leads of transducers and wires in probe are connected to cable then led out from low pressure cylinder through cable sealing device to data collection and control device which is composed of hardware of monolithic computer relay, watchdog, etc and software of data analysis, data collection, humidity calculation, etc. The probe heating wire is insulated with aluminium silicate for long term of on-line detection.