Abstract: Disclosed are an intelligent simulation device for bottom sediment pollution process and control as well as an experimental method. The device includes an experimental flume to which a water inlet tank and a water return tank are connected; a wave-making system, an illumination system, a dosing system and an aeration system; an environmental condition parameter online monitor capable of determining water environmental parameters online; an online water quality index analyzer for monitoring water quality indexes in real time; a water automatic sampling device for automatically collecting water samples in a single or cycle mode; an offline analyzer capable of determining water quality indexes of the collected water samples or physical-chemical indexes of sediments; and an automatic control module for automatically controlling various devices. Further disclosed is an experimental method based on the intelligent simulation device for bottom sediment pollution process and control.

Abstract: A treatment system for domestic wastewater, relating to the technical field of wastewater treatment. The treatment system comprises a primary treatment system, a secondary treatment system, and a sludge treatment system; the secondary treatment system comprises a biochemical tank (21) and a sedimentation tank (22) that are sequentially connected; the biochemical tank (21) is connected to the primary treatment system; the secondary treatment system further comprises a second cylcone separator (23) and a power pump (24); one end of the power pump (24) is connected to a sludge outlet of the sedimentation tank (22) by means of a pipeline, and the other end of the power pump (24) is connected to a second feed pipe (232) of the second cylcone separator (23); a second underflow port (233) is connected to the biochemical tank (21) by means of the pipeline; a second overflow port (234) is connected to the sludge treatment system by means of the pipeline.

Abstract: A diffusive gradients in thin films (DGT) test device for lake water, including: a floating ball and a plurality of water sampling units. A DGT detection device, a water quality detection device with a multi-parameter probe, and a water sampling device are disposed in each of the water sampling units. The water sampling device includes: a plurality of sampling bottles, each of the sampling bottles is provided with an inlet pipe and an exhaust pipe, each of the inlet pipes and exhaust pipes is provided with a one-way solenoid valve; a peristaltic pump, a water sample outlet of the peristaltic pump communicates with the inlet pipes of the plurality of sampling bottles via a multi-way connector; the exhaust pipes of the plurality of sampling bottles are connected to an exhaust manifold via a multi-way connector; a control device connected with the peristaltic pump and each of the one-way solenoid valves.

Abstract: A composite abrasive paper has at least three surfaces which polished and ground to improve the utilization rate of the abrasive paper and reduce the cost of grinding and polishing abrasive tools. The abrasive paper comprises a first abrasive comprising a first substrate, a first stereo particle layer provided on a surface of the first substrate, a flexible microsphere layer provided on a back surface of the first substrate; a second abrasive comprising a second substrate, a second stereo particle layer provided on surface of the second substrate, a third stereo particle layer provided on a back surface of the first substrate; the first and second abrasive are connected at an edge to form a connection part, the middle non-connection part of the first substrate and the second substrate forms a sealed cavity, the third stereo particle layer is provided opposite to the flexible microsphere layer in the sealed cavity.

Abstract: Disclosed is a rotational flow rotation deoiling method for oil-based mud rock debris.

Abstract: An oily sewage pretreatment method without air flotation, comprising the following steps: (a) sedimentation separation: performing sedimentation separation on oily sewage to implement preliminary separation of oil, sludge, and water; (b) boiling bed separation: performing boiling bed separation on the oily sewage obtained by the preliminary separation to further remove dispersed oil, sludge, and sand from the oily sewage; (c) shape coalescence separation: performing shape coalescence separation on the oily sewage obtained by the boiling bed separation in step (b) to implement demulsification, coalescence, and separation of emulsified oil; and (d) biochemical treatment: the effluent obtained in step (c) directly enters an AOH biochemical system, an air flotation unit is omitted. Also disclosed is an oily sewage pretreatment apparatus without air flotation.

Abstract: A method and apparatus for hydrocracking mineralized refuse pyrolysis oil. The method may use the following steps: (a) crushing and pyrolyzing mineralized refuse to obtain arene and alkane precursor biomass oil; (b) hydrogenating the arene and alkane precursor biomass oil obtained in step (a), and separating the obtained hydrocrackate to obtain arene and alkane; and (c) purifying, recovering and optimizing the arene and alkane obtained in step (b), and performing deep processing to produce naphtha, jet fuel, light diesel oil, and heavy diesel oil.

Abstract: A honeycomb system includes at least one modular storage unit. The modular storage unit comprises a set of dual-goods-location shelves, at least one lifting machine, at least one shuttle vehicle and at least one power station. The set of dual-goods-location shelves are parallel to each other to form a roadway where the shuttle vehicle operates. The power station is arranged at two ends or in a middle portion of the dual-goods-location shelves and is integrated with a transmission mechanism and a support frame. The transmission mechanism is connected to the shuttle vehicle and the lifting machine to perform goods transfer therebetween.

Abstract: A vital sign monitoring device including a human-computer interaction apparatus and a processor is disclosed. The human-computer interaction apparatus displays a measurement mode identifier list, a working mode definition area and a workflow configuration information definition area; the processor determines a working mode on the basis of a working mode definition instruction, determines workflow configuration information on the basis of a workflow configuration information definition instruction, and determines a monitoring page on the basis of the workflow configuration information; a target measurement mode corresponding to the target workflow configuration information is selected from the measurement mode identifier list on the basis of a measurement mode selection instruction; and the human-computer interaction apparatus displays a target monitoring page corresponding to the target measurement mode.

Abstract: An interface display method, and a monitor and a computer storage medium, are used for providing parameter layout pages corresponding to a plurality of measurement modes, such that a user selects a target parameter layout page suitable for an actual use situation. The method includes selecting a target measurement mode according to a usage scenario of a monitor or a working habit of the user; and after a measurement mode selection instruction is input to the monitor, the monitor determining, based on the measurement mode selection instruction, a target parameter layout page, and presenting the target parameter layout page to the user. Therefore, a monitor can display different parameter layout pages according to different usage scenarios or working habits of users, thereby meeting different measurement requirements of users, such that the monitor can adapt to a usage situation of users.

Abstract: The present disclosure relates to a method and an apparatus for treating, sorting and recycling an oil-containing discharged catalyst. There is provided a method for treating, sorting and recycling an oil-containing discharged catalyst, wherein the method comprises the following steps: (A) cyclonic washing and on-line activation of a discharged catalyst; (B) cyclonic spinning solvent stripping of the catalyst; (C) gas stream acceleration sorting of a high activity catalyst; (D) cyclonic restriping and particle capture of the high activity catalyst; and (E) cooling of the gas and condensation removal of the solvent. There is further provided an apparatus for treating, sorting and recycling an oil-containing discharged catalyst.

Abstract: The present disclosure provides a diffusive gradients in thin films (DGT) probe test device for a sediment core in a lake, including: a sampling tube, where, a settlement limit device is disposed on an outer wall of the sampling tube and a DGT probe and a multi-parameter water-quality detection electrode are installed within the sampling tube; a movable mudguard device comprising a connecting rod and a mudguard, where, the connecting rod rotates around a rotating shaft to drive the mudguard to move from a position where an opening at the lower end of the sampling tube is sealed to a side of the sampling tube; a position-limit mechanism removably installed outside the sampling tube; a hammering device located above the sampling tube and fixedly connected to the sampling tube; and a floating ball located above the hammering device and connected to the hammering device via a first pull rope.

Abstract: The invention relates to the technical field of test equipment, in particular to a test device for simulating pollutant migration and transformation in icing and melting processes of a water body. The device comprises: a transparent cylinder body with the top open and the bottom closed, used for holding a test water body; a transparent box body, wherein the top of the box body is provided with a through hole through which the cylinder body is provided in the box body; a first refrigerating system including a first evaporator provided in the cylinder body close to an opening of the cylinder body, wherein the first refrigerating system is used for controlling the temperature of a first space from a surface of a test water body in the cylinder body to the opening of the cylinder body through the first evaporator; and a second refrigerating system used for controlling the temperature in the box body.

Abstract: A method and apparatus for hydrocracking mineralized refuse pyrolysis oil. The method may use the following steps: (a) crushing and pyrolyzing mineralized refuse to obtain arene and alkane precursor biomass oil; (b) hydrogenating the arene and alkane precursor biomass oil obtained in step (a), and separating the obtained hydrocrackate to obtain arene and alkane; and (c) purifying, recovering and optimizing the arene and alkane obtained in step (b), and performing deep processing to produce naphtha, jet fuel, light diesel oil, and heavy diesel oil.

Abstract: A treatment system for domestic wastewater, relating to the technical field of wastewater treatment. The treatment system comprises a primary treatment system, a secondary treatment system, and a sludge treatment system; the secondary treatment system comprises a biochemical tank (21) and a sedimentation tank (22) that are sequentially connected; the biochemical tank (21) is connected to the primary treatment system; the secondary treatment system further comprises a second cylcone separator (23) and a power pump (24); one end of the power pump (24) is connected to a sludge outlet of the sedimentation tank (22) by means of a pipeline, and the other end of the power pump (24) is connected to a second feed pipe (232) of the second cylcone separator (23); a second underflow port (233) is connected to the biochemical tank (21) by means of the pipeline; a second overflow port (234) is connected to the sludge treatment system by means of the pipeline.

Abstract: A method for measuring physiological parameter, including: displaying a vital sign monitoring interface, the vital sign monitoring interface includes at least two measurement start control; according to the triggering operation input by a user through the measurement start control, determining the position information corresponding to the triggered measurement start control; after acquiring a blood pressure value collected by a blood pressure measurement accessory, associating the blood pressure parameter value with the position information and displaying the blood pressure parameter value in the vital sign monitoring interface by indicating the correspondence relationship between the blood pressure parameter value and the position information, to remind the user that the blood pressure parameter value is in which position of the monitored subject.

Abstract: A material box storage and sorting system includes a material box storage module, a batch-of-orders sorting module, an order box goods collection cache module, an order box allocation module and a warehouse management module. The material box storage module is configured to store material boxes, and the material boxes are configured to store goods. The batch-of-orders sorting module is configured to perform parallel sorting of a batch of orders, so as to pick up goods from the material boxes into order boxes. The order box goods collection cache module is configured to cache and transfer the order boxes. The order box allocation module is configured to receive the order boxes cached and transferred by the order box goods collection cache module and to allocate the order boxes according to information of the user orders, so as to complete goods sorting for the batch of orders.

Abstract: Disclosed is a rotational flow rotation deoiling method for oil-based mud rock debris.

Abstract: An oily sewage pretreatment method without air flotation, comprising the following steps: (a) sedimentation separation: performing sedimentation separation on oily sewage to implement preliminary separation of oil, sludge, and water; (b) boiling bed separation: performing boiling bed separation on the oily sewage obtained by the preliminary separation to further remove dispersed oil, sludge, and sand from the oily sewage; (c) shape coalescence separation: performing shape coalescence separation on the oily sewage obtained by the boiling bed separation in step (b) to implement demulsification, coalescence, and separation of emulsified oil; and (d) biochemical treatment: the effluent obtained in step (c) directly enters an AOH biochemical system, an air flotation unit is omitted. Also disclosed is an oily sewage pretreatment apparatus without air flotation.

Abstract: A portable monitoring apparatus, a monitoring device, and a monitoring system are disclosed. The portable monitoring apparatus includes a first type of sensor configured to acquire a physiological parameter value, which includes at least one of an electrocardiogram (ECG) parameter value, a respiratory parameter value, a blood oxygen parameter value, a blood pressure parameter value, and a body temperature parameter value; a second type of sensor configured to acquire a non-physiological parameter value, which includes at least one of a sleep parameter value, a motion parameter value, and a pain parameter value; and a processor configured to take the acquired physiological parameter value and non-physiological parameter value as patient status recovery parameter values and control to output the patient status recovery parameter values.