Abstract: A system for displaying a monitoring-point state on software and a method for calculating the monitoring-point state, based on determination by on an Internet of Things sensor on whether termites exist or not are provided in the disclosure. The system includes an initial state block, a termite-existing state block, an in-killing state block, a killing-complete state block, an off-line state block, a lost state block and a shifting state block. The method includes determining whether termite exists according to a signal sent by a monitoring point so as to calculate a number of monitoring points in a termite-existing state or an initial state, and determining whether proper handling is performed according to received handling information to calculate a number of monitoring points in an in-killing state. The disclosure uses the Internet of Things sensor and information technology to accurately and completely display the different states of respective monitoring points.

Abstract: A thermostatic module of a compact gas sensing device and a compact gas sensing device are disclosed. The thermostatic module includes a housing unit, a thermal insulation unit, a heat conducting unit, a temperature sensor, a heater and a control circuitry board. The thermal insulation unit is placed inside a first accommodation space provided by the housing unit, and forms therein a second accommodation space in which the heat conducting unit is placed. The interior of the heat conducting unit forms a third accommodation space where gas sensor modules can be housed, and also a gas passage channel. The heater generates and transfers heat to the heat conducting unit, whose interior temperature is constantly probed by the temperature sensor and input to the control circuitry board which dynamically adjusts the heating power by the heater to make sure the measured temperature is always stabilized around a preset target value.

Abstract: A tool-integrated medical waste sterilization processing barrel includes a treatment barrel, a discharge port set at a bottom edge of the treatment barrel, and an integrated cutting tool is provided at the bottom of the treatment barrel; the integrated cutting tool includes a mounting block in a shape of truncated square pyramid, the mounting block has a cutter on each bevel, the cutter is in a plane parallel to the corresponding bevel of the mounting block, the mounting block has a power chamber with a downward opening, the power chamber has a power member, the input end of the cutter extends into the power chamber and is connected to the output end of the power member, and a rotating member is connected between the mounting block and the treatment barrel.

Abstract: A sedimentation plate, a sedimentation assembly, and a sedimentation module are provided. The sedimentation plate includes a flat plate; a plurality of first rib plates arranged at intervals, parallel to each other, and perpendicular to a first surface of the flat plate; and a plurality of second rib plates arranged at intervals, parallel to each other, and perpendicular to a second surface of the flat plate. The first rib plates are perpendicular to the second rib plates. A water channel is formed between each two adjacent first rib plates. A mud channel is formed between each two adjacent second rib plates. The sedimentation assembly includes a plurality of sedimentation plates. The sedimentation module includes the sedimentation assembly.

Abstract: A medical waste treatment machine with anti-clogging function includes a treatment barrel, a discharge port set at the bottom of the treatment barrel, and a discharge mechanism set at the discharge port. The discharge mechanism includes a discharge bin fixedly connected in the discharge port, provided with an auxiliary member at an end connected to the treatment barrel; the auxiliary member includes a flip shaft fixedly provided with an auxiliary plate extending into the treatment barrel, the flip shaft is connected to the inner wall of the discharge bin with torsion springs, when the device is not in use, the auxiliary plate being tilted downward from outside to inside along the radial direction of the treatment barrel by the action of the torsion springs. The treatment barrel is provided with an abutting assembly at the bottom of the treatment barrel, being capable of intermittently abutting with the auxiliary plate.

Abstract: A method for advanced nitrogen and phosphorus removal in sewage treatment includes the following steps: feeding raw water and return sludge into a pre-denitrification zone for denitrification; allowing a sludge-containing mixed liquor discharged from the pre-denitrification zone to enter an anaerobic zone to undergo a biological phosphorus removal reaction; allowing a sludge-containing mixed liquor discharged from the anaerobic zone and a return nitrification liquid to enter an anoxic zone for denitrification; allowing a sludge-containing mixed liquor discharged from the anoxic zone to enter an aerobic zone for nitrification and excessive phosphorus uptake, and allowing part of a nitrification liquid to be returned to the anoxic zone; allowing a sludge-containing mixed liquor discharged from the aerobic zone to enter a sedimentation zone for separation; passing a resulting supernatant through a biological filtration zone; returning part of resulting sludge to the pre-denitrification zone; and the like.

Abstract: A particulate filtering device with a multi-layer water distribution and collection structure and a method for using the same are provided. The device includes a tank where a filtering space and a back flushing expansion space are formed. An upper water distribution pipe is arranged above the back flushing expansion space and is in communication with an ozone gas-water mixing pipe. Ozone enters the back flushing expansion space through the upper water distribution pipe and mix with water for reaction. Exhaust gas is discharged from the top of the tank. Powdered activated carbon may enter the tank through the upper water distribution pipe, and is intercepted at a space above the filtering space to form an activated carbon layer, to absorb organics dissolved in the water and catalytically decompose ozone. At least three water distribution and collection pipes are arranged on a layer basis in the filtering space.

Abstract: The present disclosure provides an A/O tower integrated device for biological treatment of organic sewage containing COD and nitrogen, comprising a cylinder; a water distributing zone, a filtrating zone, a three-phase contact aerobic zone, a nitrification liquid reflux discharging zone and an anoxic zone are successively arranged in the cylinder from top to bottom; the three-phase contact aerobic zone is the non-ponding zone and the atmospheric high oxygen biofilm filling zone; the sewage inlet is set in anoxic zone; the water outlet of the anoxic zone is connected with the water inlet of the water distributing zone. The device integrates water distribution, filtration, aerobic and anoxic, thus saving occupied zone. The pollutant removal load per unit volume of the device is high; the aerobic zone can coordinately deal with the odor generated in the anoxic zone; the removal rates of COD, ammonia nitrogen and total nitrogen are high.

Abstract: A device for advanced nitrogen and phosphorus removal in sewage treatment includes a pre-denitrification zone, an anaerobic zone, an anoxic zone, an aerobic zone, a sedimentation zone, a biological filtration zone, and a clear water zone, where a sludge return system is provided between the pre-denitrification zone and the sedimentation zone; a nitrification liquid return system is provided between the anoxic zone and the aerobic zone; a filler layer is provided in the biological filtration zone, and the filler layer divides a cavity in the biological filtration zone to form an upper water inlet cavity and a lower water outlet cavity; a backwash aeration pipe is provided in the water outlet cavity, and a backwash water outlet is formed in the water inlet cavity; and the backwash water outlet is connected to a sludge concentration and storage tank or the pre-denitrification zone.

Abstract: A discharging mechanism of a medical waste sterilization processing apparatus includes a central processing module, a waste processing module, a sterilization module, a monitoring module, a protection module, and a discharge module. The waste processing module and the sterilization module are communicatively connected to the central processing module, the sterilization module is connected to the waste processing module for sterilizing the waste processing module; the monitoring module is provided at the connection of the sterilization module and the waste processing module and is communicatively connected to the central processing module; the protection module is provided in the waste processing module and communicating with the central processing module; the discharge module is connected to the waste processing module and the protection module for discharging processed medical waste. The apparatus has an emergency treatment function to cope with a leakage situation, thereby improving its safety coefficient.

Abstract: A medical waste treatment machine with anti-clogging function includes a treatment barrel, a discharge port set at the bottom of the treatment barrel, and a discharge mechanism set at the discharge port. The discharge mechanism includes a discharge bin fixedly connected in the discharge port, provided with an auxiliary member at an end connected to the treatment barrel; the auxiliary member includes a flip shaft fixedly provided with an auxiliary plate extending into the treatment barrel, the flip shaft is connected to the inner wall of the discharge bin with torsion springs, when the device is not in use, the auxiliary plate being tilted downward from outside to inside along the radial direction of the treatment barrel by the action of the torsion springs. The treatment barrel is provided with an abutting assembly at the bottom of the treatment barrel, being capable of intermittently abutting with the auxiliary plate.

Abstract: Per- and polyfluoroalkyl substances (PFAS) are destroyed by oxidation in supercritical conditions. PFAS in water can be concentrated and prepared for destruction in a pretreatment phase. Following annihilation of the PFAS in supercritical conditions to levels below 5 parts per trillion (ppt), the water effluent can be used to recover heat, returned to sub-critical conditions, and then released back into the environment.

Abstract: A high crushing efficiency medical waste treatment machine includes a crushing cylinder, a crushing knife set provided at the bottom of the crushing cylinder, an intermittent material discharge mechanism set on one side of the crushing knife set, a pressurizing mechanism slidingly set along the axis of the crushing cylinder on the other side of the crushing knife set. The pressurizing mechanism includes a mounting frame slidingly connected to the inner wall of the crushing cylinder, the mounting frame rotatably connected to a material tumbling plate made of magnetic material; when the intermittent material discharging mechanism discharges material, the pressurizing mechanism moving in a direction close to the crushing knife set; when the intermittent material discharges mechanism stops discharging material, the material tumbling plate rotates.

Abstract: A tool-integrated medical waste sterilization processing barrel includes a treatment barrel, a discharge port set at a bottom edge of the treatment barrel, and an integrated cutting tool is provided at the bottom of the treatment barrel; the integrated cutting tool includes a mounting block in a shape of truncated square pyramid, the mounting block has a cutter on each bevel, the cutter is in a plane parallel to the corresponding bevel of the mounting block, the mounting block has a power chamber with a downward opening, the power chamber has a power member, the input end of the cutter extends into the power chamber and is connected to the output end of the power member, and a rotating member is connected between the mounting block and the treatment barrel.

Abstract: A scroll structure and a compressor are provided. The scroll structure has a first scroll plate, a second scroll plate matching the first scroll plate, a back pressure plate and a floating plate. The first scroll plate and the second scroll plate can move relative to each other. A recess is provided at one end of the second scroll plate facing away from the first scroll plate. A first through hole is provided on the second scroll plate. The back pressure plate is arranged in the recess. A gap is provided between the back pressure plate and a side wall of the recess. The floating plate is movably arranged on the back pressure plate. The floating plate covers the gap. A first chamber is formed among the second scroll plate, the back pressure plate and the floating plate. The first through hole is in communication with the first chamber.

Abstract: A scroll compressor is provided. The scroll compressor has a housing, a partition plate, a rack, a movable scroll plate, a stationary scroll plate and a pressure relief low-speed rotation structure. The partition plate is in the interior of the housing and divides the interior of the housing into a suction space and a discharge space, and has a first through to communicate the suction space with the discharge space. The rack is in the suction space and spaced apart from the partition plate. The movable scroll plate is movably provided on the rack. The stationary scroll plate is provided on the rack and cooperates with the movable scroll plate, and has a second through hole communicating with the discharge space. The pressure relief low-speed rotation structure is provided on the stationary scroll plate and configured to communicate the second through hole with the discharge space.

Abstract: A wearable radon detector is an apparatus that measures radon exposure around a user. The apparatus includes a housing, an elongated plate, and a radon-detecting foil strip. The housing contains the elongated plate and the radon-detecting foil strip. The elongated plate positions and maneuvers the radon-detecting foil strip. The housing includes a receptacle portion, a storage portion, a first breakaway line, a plate-receiving slot, and a plurality of air passages. The elongated plate includes a grasping member, a setting member, and a second breakaway line. Radon collects within the receptacle portion through the plurality of air passages. The storage portion shields the radon-detecting foil strip once setting member has been slid from the receptacle portion and into the storage portion, the receptacle portion has been separated from storage portion along the first breakaway line, and the grasping member has been separated from the setting member along the second breakaway line.

Abstract: A method of desulfurizing a liquid hydrocarbon having the steps of: adding a liquid hydrocarbon to a vessel, the hydrocarbon having a sulfur content; adding a catalyst and an oxidizer to create a mixture; oxidizing at least some of the sulfur content of the liquid hydrocarbon to form oxidized sulfur in the liquid hydrocarbon; separating the liquid hydrocarbon from the mixture; and removing at least some of the oxidized sulfur from the liquid hydrocarbon. Such methods can be carried out by batch or continuously. Systems for undertaking such methods are likewise disclosed.

Abstract: Solid-liquid separation equipment includes a pulverizing and drying device. The pulverizing and drying device includes a pulverizing device and a drying device connected with one another. The pulverizing device has a pulverizing shell, an inlet, a main shaft and impellers, and the main shaft and the impellers are arranged in the pulverizing shell. The impellers are configured to rotate around the main shaft. The inlet forms a sidewall of the pulverizing shell and is intersected with the main shaft or an extension line of the main shaft. A gap is defined between an outer peripheral end of the impeller and the wall of the pulverizing shell. The sludge is efficiently and deeply dried in a condition with no phase change. The sludge is graded, pulverized and dried. During the pulverizing and drying process, the water is liquefied and centrifugally separated, and the water is not completely phase-transformed and removed.

Abstract: A liquid hydrocarbon desulfurization system having at least one processing unit, and preferably an initial and an end processing unit. Each processing unit having a reactor assembly and a sorption system. An aqueous system directs aqueous into the reactor assembly together with liquid hydrocarbon, wherein the two are mixed using shear mixers. An adsorbent system provides adsorbent to the sorption column to adsorb the oxidized sulfur resulting through the mixing of the liquid hydrocarbon with the aqueous. A system having multiple processing units is disclosed, as well as systems for transferring adsorbent and providing aqueous. A plurality of methods is likewise disclosed.