Abstract: The invention discloses a biological desulfurizer for removing organic sulfur in fracturing flowback fluid and application thereof. The biological desulfurizer includes a compound with a triazine structure formed by modifying chitosan with aldehydes and inorganic salts. The triazine structure has a good removal effect on hydrogen sulfide and organic sulfur such as mercaptan and sulfide. The biological desulfurizer of the invention has a sulfur capacity of up to 250 g/kg and a desulfurization efficiency of over 95% in 15 min. It can effectively remove the stink of sulfur-containing working water, improve the working environment of the well site, and reduce the impact of sulfur compounds on the atmospheric environment during the development of oil and gas fields.

Abstract: The present disclosure relates to the technical field of wastewater treatment, and provides a wastewater treatment method and apparatus based on hydrate-based water vapor adsorption. The apparatus includes a wastewater evaporation zone, a hydrate formation zone, a hydrate decomposition zone, and a data acquisition and control system. Rising water vapor and condensed water formed during evaporation of wastewater at normal temperature react with a hydrate former on a cooling wall surface to form a hydrate, continuous evaporation of the wastewater is promoted, the hydrate is scraped off to a collecting zone below by a scraper after being formed, and the hydrate is decomposed into fresh water, thereby realizing wastewater treatment. The present disclosure provides a method for treating complex wastewater containing a plurality of pollutants, where water vapor is consumed to form the hydrate to promote wastewater evaporation, and water obtained from the decomposition does not contain pollutants theoretically.

Abstract: Embodiments are directed to deploying a workload on the best/highest performance node. Nodes configured to accommodate a request for a workload are selected. Information is collected on each of the selected nodes and the workload. Predicted response times expected for the workload running on each of the selected nodes are determined. The workload is deployed on a node of the selected nodes, the node having a corresponding predicted response time for the workload, the workload being deployed on the node based at least in part on the corresponding predicted response time.

Abstract: An apparatus includes: a receiver configured to: receive a downlink signal related to beam failure recovery, and receive a downlink reference signal; and a transmitter configured to, after receiving the downlink signal, transmit a first uplink signal on a first cell by using a first spatial filter identical to a second spatial filter receiving the downlink reference signal.

Abstract: An information reporting and receiving method, a terminal device and a network device are provided in the present disclosure. The information reporting method, performed by the terminal device, which includes: acquiring resource configuration information for channel measurement, where the resource configuration information indicates at least two resource groups and resources included in each resource group; determining reporting configuration of channel state information (CSI); acquiring at least one CSI according to the resource configuration information and the reporting configuration; sending a target CSI to a network device according to the at least one CSI, where the target CSI includes first information, and the first information indicates a target resource and a type of transmission mode recommended by a terminal, where the target resource includes: at least one resource or a combination of at least two resources.

Abstract: A method for intelligently measuring vehicle speed based on a binocular stereo vision system includes: training a Single Shot Multibox Detector neural network to obtain a license plate recognition model; calibrating the binocular stereo vision system to acquire parameters of two cameras; detecting the license plates in the captured video frames with the license plate recognition model, locating the license plate position; performing feature point extraction and stereo matching by a feature-based matching algorithm; screening and eliminating the matching point pairs, and reserving the coordinates of the matching point pair closest to the license plate center; performing stereo measurement on the screened matching point pair to get the spatial coordinates of the position; calculating and obtaining the speed of the target vehicle.

Abstract: A signal reception apparatus and method and a communications system. As the starting position of the time domain resource section used for receiving signals is determined according to the predefined or preconfigured reference time domain resource section, time domain resources on which receiving beams determined by the network device and the terminal equipment are based are uniform, thereby avoiding mismatch of the network device and the terminal equipment in receiving and transmitting beams and ensuring transmission reliability of the system.

Abstract: User data security is provided. Encrypted user data are identified in a virtual machine. A private key of a public/private cryptographic key pair corresponding to a user is retrieved. The encrypted user data is decrypted within the virtual machine utilizing the private key corresponding to the user to form decrypted user data. The encrypted user data are replaced in the virtual machine with the decrypted user data. The decrypted user data is processed in the virtual machine to perform a service in a cloud environment.

Abstract: A method of using a processing oven may include disposing at least one substrate in a chamber of the oven and activating a lamp assembly disposed above them to increase their temperature to a first temperature. A chemical vapor may be admitted into the chamber above the at least one substrate and an inert gas may be admitted into the chamber below the at least one substrate. The temperature of the at least one substrate may then be increased to a second temperature higher than the first temperature and then cooled down.

Abstract: This application relates to a mark quality inspection method and apparatus, a computer device, and a storage medium. The method includes: acquiring a marked-product image obtained by photographing a marked product upon completion of a marking operation on a product; performing image identification on the marked-product image to obtain a mark quality identification result of an identification code in the marked-product image; and outputting a first indication signal under a condition that the mark quality identification result is normal, where the first indication signal is used to indicate that the marked product flows to a process subsequent to the marking operation. In embodiments of this application, mark quality problems can be found in a timely manner, reducing cases of undesirable mark quality and defectiveness of mass-produced products.

Abstract: The present invention discloses a hydrate energy-storage temperature-control material and a preparation method therefor. The material includes a refrigerant hydrate and a cross-linked polymer. The preparation method comprises the following steps: first, preparing a refrigerant hydrate by using a high-pressure reactor, and conducting grinding, crushing and sieving to obtain hydrate particles; then, uniformly spraying polytetrafluoroethylene suspended ultrafine powder onto the surface of the hydrate particles by using an electrostatic spraying device, and putting the hydrate particles into a plasma instrument to modify polytetrafluoroethylene so as to allow free radicals to be formed on the polytetrafluoroethylene powder surface; finally, subjecting monomers to graft polymerization with the free radicals on the polytetrafluoroethylene surface under the irradiation of a high-pressure mercury lamp of UV lighting system to stabilize the structure of the material, preparing a final product.

Abstract: A vacuum generator may comprise: a generator body provided with an air inlet, a contraction pipe section, an expansion pipe section, a negative pressure generation cavity, and an air outlet that may be sequentially communicated, where in a ventilation direction from the air inlet to the air outlet, a pipe diameter of the contraction pipe section may be gradually decreased, a pipe diameter of the expansion pipe section may be gradually increased, and the negative pressure generation cavity may be constructed to generate an inner cavity jet flow negative pressure when gas ejected from the expansion pipe section flows through the negative pressure generation cavity; wherein the generator body may be further provided with a negative pressure suction flow channel, and the negative pressure suction flow channel may comprise a suction port section and a reduced-diameter flow channel section.

Abstract: A beam failure processing method, a terminal, and a network device are provided. The method includes: obtaining K beam failure recovery (BFR) procedures and a beam failure detection reference signal (BFD RS) set or a control resource set (CORESET) group corresponding to each of the K BFR procedures; where K is a positive integer; for each of the K BFR procedures, performing a beam failure processing according to a reference signal in the BFD RS set corresponding to the BFR procedure or a reference signal associated with the CORESET group corresponding to the BFR procedure; where the CORESET group includes at least one CORESET.

Abstract: Methods and apparatuses for receiving and transmitting configuration information and a communication system. The method includes: configuring or predefining one or more transmission configuration indication states by a terminal equipment for one or more demodulation reference signal port groups. Hence, even in scenarios such as multiple TRPs or multiple panels, the receiving device may correctly and punctually receive transmission information transmitted by the transmitting device.

Abstract: A device may receive data indicating a required quality of service (QoS), and may receive radio access network (RAN) information associated with a RAN, wherein the RAN information is provided by a centralized unit (CU) of the RAN. The device may provide the RAN information to a multi-access edge computing (MEC) platform, and may receive, from the MEC platform, a QoS request that requests the required QoS. The device may provide the QoS request to the CU, and may receive a QoS response to the QoS request. The device may provide the QoS response to a policy control function (PCF) of a core network, and may receive an indication of approval of the QoS response from the PCF. The device may cause, based on receiving the indication of approval, the required QoS to be implemented by the MEC platform and network devices associated with the core network.

Abstract: An electrode sheet oven drying apparatus includes an oven provided with an oven drying chamber, an oven drying assembly positioned in the oven drying chamber, an air discharge pipe connected to the oven drying chamber, a first air volume regulating valve installed at one end of the air discharge pipe connected to the oven drying chamber, a humidity detection module installed in the oven drying chamber and configured to detect a humidity in the oven drying chamber, and a control module communicatively connected to the humidity detection module and configured to regulate the first air volume regulating valve according to the humidity in the oven drying chamber.

Abstract: The embodiments of the present application provide a method for processing a message and apparatus, a terminal device, a network device and a storage medium. The method comprises: transmitting a first signal to a network device, the first signal being used for indicating first index information of a link in which a beam failure occurs. By means of the present application, a terminal device can determine which link's serving beam a network device changes, thereby recovering the transmission of a single link in time when a beam failure occurs therein.

Abstract: Embodiments of the present invention provide a determining transmission resources method and apparatus, and a storage medium. The method comprises: receiving first configuration information sent by a network side device; and according to one or more of the first configuration information, a PDCCH association configured by the network side device, and a predefined PDCCH association, determining the association between resources used by at least two PDCCHs for repeated transmission, or determining the resources used by the at least two PDCCHs for repeated transmission. The present invention can reduce the complexity of blind detection of a terminal device and the number and range of attempts for blind merging.

Abstract: A signal transmission method, signal reception method and apparatuses thereof. A signal transmission apparatus. The apparatus includes a transmitter configured to, after a period of time of receiving a downlink signal related to beam failure recovery and before receiving or applying activation signaling or reconfiguration signaling, transmit an uplink signal in a first cell by using a spatial domain transmission filter identical to a spatial domain transmission filter transmitting an uplink signal related to beam failure recovery or receiving a downlink reference signal.

Abstract: An iron-potassium-cerium-based composite oxide catalyst, its preparation and application thereof are provided. The catalyst has metal elements Fe, K and Ce, as well as a metal element M that is at least one selected from the group consisting of Group IIA metal elements, Group VIB metal elements other than Cr and Group IVA metal elements. The catalyst has a total alkali content of 0.32-0.46 mmol/g, and a strong alkali content of 0.061-0.082 mmol/g. When used for dehydrogenation of alkyl aromatics, the catalyst shows high selectivity, high catalytic activity and high stability, provides less by-products, and has the characteristics of low material consumption and low power consumption, even at a low dehydrogenation temperature and an ultralow steam-to-oil ratio.