1494results about "Liquid degasification" patented technology

The invention discloses a dynamic monitoring-based deaerator water supply control method and system for a nuclear power plant, and relates to the field of deaerator water supply control, and the method comprises the steps: firstly, through a hybrid online identification algorithm, analyzing a historical valve position instruction and a water supply flow sequence in real time, and dynamically estimating the local gain and hysteresis width of a valve under the current working condition; then, the parameters identified in real time are utilized to carry out prospective compensation on the expected flow variation calculated by the main controller. In other words, the instruction amplitude is adjusted according to the estimated local gain, and it is ensured that consistent flow response can be obtained under different loads; meanwhile, when the instruction is reverse, the compensation amount is actively applied according to the estimated hysteresis width so as to eliminate the adjustment dead zone and oscillation caused by hysteresis. In this way, the nonlinear object of the valve is equivalent to a linear link with consistent response, and the stability and accuracy of the deaerator water level control system in the full working condition range are remarkably improved.

The invention belongs to the technical field of gas separation engineering, and particularly discloses a deep removal method and device for dissolved oxygen in a pregnant solution, and the device comprises an absorption unit and a removal unit. A barren liquor inlet is formed in the upper part of the absorption unit, barren liquor enters from the upper part of the absorption unit, a feed gas inlet is formed in the lower part of the absorption unit, feed gas enters from the lower part of the absorption unit, the barren liquor and the feed gas are in countercurrent full contact in the absorption tower, and oxygen-containing rich liquor is obtained at the bottom of the absorption tower. The rich liquid enters the removal unit from the absorption unit, the rich liquid inlet is located in the upper portion of the removal unit, the lower portion of the removal unit is provided with a replacement gas inlet, replacement gas enters the removal unit from the lower portion of the removal unit, and after the replacement gas is in countercurrent full contact with the oxygen-containing rich liquid, removal gas containing slightly-dissolved gas such as oxygen is formed at the top of the removal unit. The removed gas is discharged or enters a recycling system according to field requirements, and deoxidized rich liquid is sent out from the bottom of the removal unit. A purified gas outlet is formed in the top of the absorption unit, and purified gas is sent out from the outlet.

An apparatus for an aircraft powerplant includes an impeller rotor and a seal runner. The impeller rotor includes a plurality of fluid circuits. Each of the fluid circuits includes a first outlet passage, a second outlet passage and an inlet passage fluidly coupled to the first outlet passage and the second outlet passage in parallel. The seal runner includes a bore, an inner guide surface and an outer land surface. The seal runner extends circumferentially about the axis and radially between the inner guide surface and the outer land surface. The bore is fluidly coupled to the first outlet passage of each fluid circuit. The inner guide surface forms a radial outer peripheral boundary of the bore. The inner guide surface radially diverges away from the axis as the inner guide surface extends axially away from the impeller rotor and to a distal end of the seal runner.

The invention relates to the technical field of aerogel defoaming, in particular to an aerogel slurry vacuum defoaming and dispersing device which comprises a control assembly, a lifting mechanism, a vacuum heating assembly and a stirring assembly, integrates the functions of vacuum defoaming, high-speed dispersing and uniform mixing, and is widely applied to scientific research laboratories and industrial production scenes. A high-precision vacuum system is adopted, tiny bubbles in the material are effectively removed, and the transparency and uniformity of a finished product are remarkably improved; a stepless speed regulation stirring device is arranged, so that the dispersion requirements of materials with different viscosities are met; a totally-closed acrylic protective cover and a stainless steel cavity structure are adopted, so that the operation safety is ensured, and the cleaning is easy; the touch console adopts a PLC + touch screen design, supports accurate setting and real-time monitoring of key parameters such as vacuum degree, time, stirring speed and the like, and is convenient to operate and high in repeatability.

The invention discloses a supercritical fluid assisted polymer devolatilization distributor. The supercritical fluid assisted polymer devolatilization distributor comprises a gradually-shrinking channel, a throttling channel and a gradually-expanding channel which are connected in sequence. A static mixer is arranged in the throttling channel, the upstream pressure is maintained to be above a supercritical state by increasing fluid resistance, meanwhile, the mixing effect of supercritical fluid and polymer melt is enhanced, stable and uniform foam flow is formed, and pressure fluctuation is avoided; an automatic pressure relief valve assembly is arranged on the upper portion of the divergent channel and composed of a valve opening, a valve cover plate, a spring, an adjusting knob and the like, when the system pressure exceeds a set value, exhaust is automatically started, and controllable pressure relief is achieved. A plurality of rows of flow distribution holes are formed in the lower part of the distributor to ensure that the melt uniformly flows out to form stable melt strips; the problems that traditional equipment is difficult to pressurize and not timely in pressure relief are solved, the supercritical state maintenance, gas-liquid separation and melt forming processes are optimized, the volatile component removal efficiency is improved, the phenomenon that melt strips are broken or accumulated is effectively prevented, and continuous and stable operation of the devolatilization process is guaranteed.

The utility model discloses an oil-gas separation device, relates to the field of oil and gas wells, and realizes efficient separation of oil, gas and water in a mixture through the synergistic effect of a separation tank and a purification bin in combination with rotational flow sedimentation, aeration purification and automatic control. After the mixture enters the separation tank, heavy impurities are settled and discharged under the action of rotational flow, and meanwhile, primary aeration of the oil liquid is completed when gas floats in the water body, so that light impurities in the oil liquid form foams and preferentially enter the purification bin. In the purification bin, the oil liquid is subjected to secondary aeration, the impurities are further removed to form foamy substances, the foamy substances are discharged through a sewage draining exit, and finally sufficient separation and removal of the impurities are achieved. According to the scheme, the treatment process of oil-gas-water three-phase separation is simplified, the separation efficiency and the oil-gas drying effect are improved, the manual operation requirement is reduced, the environmental pollution risk is reduced, the device is particularly suitable for primary treatment of wellhead collection in the field of petroleum and natural gas, and high-quality raw materials are provided for subsequent refining and conveying.

The invention discloses a circulating fluidized bed boiler water supply optimization method and system, and belongs to the technical field of boiler energy conservation. The system mainly comprises a condensate water tank, a demineralized water tank, a slag cooler, a deoxygenization water tank, a condensate water pump, a demineralized water pump, a plate heat exchanger, a reverse osmosis membrane group, a demineralized water buffer tank and the like. The principle of'condensate water priority 'is adopted, the supply amount of condensate water is preferentially adjusted according to the liquid level of the deoxygenated water tank through the intelligent control unit, and the insufficient part is supplemented by demineralized water; the demineralized water subjected to heat exchange by the slag cooler is intelligently distributed to a demineralized water tank, a condensation water tank or a deoxygenization water tank according to the water outlet temperature; the plate heat exchanger can preheat reverse osmosis inlet water by adopting a desalting water mode or a steam mode; the demineralized water buffer tank effectively inhibits water impact. Dynamic balance and heat energy gradient utilization of steam condensate water and demineralized water are achieved, the problems of water tank overflow and energy waste are effectively solved, and the economical efficiency and stability of boiler operation are remarkably improved.

The invention discloses a deep peak regulation and frequency modulation heat energy storage system and method coupled with a coal-fired unit, and belongs to the technical field of coal-fired unit flexible transformation and power grid regulation. Aiming at the problems that a single fused salt / solid heat storage occupies a large area, the initial investment is high, a steam generation system is complicated, and a conventional coal-fired unit is difficult to meet the requirements that the minimum power generation output of a new generation coal-electricity pilot demonstration unit is less than or equal to 20% Pe, and deep peak regulation is realized to give consideration to primary frequency modulation performance through self or auxiliary regulation as much as possible in the specification of power generation and transformation energy (2025) 363. The system comprises a heat energy storage unit and a coal-fired unit, the heat energy storage unit comprises a demineralized water supply water tank, an electrode steam boiler, a spherical tank and a heat storage type steam temperature increasing device, and the structure of spherical tank flash evaporation steam supply and heat storage temperature increasing sensible heat supplementing is adopted to be matched with steam supplementing of a steam turbine. The combined minimum power generation output of the two can be reduced to 10% Pe, the peak increase output is at least 5.6% Pe, primary frequency modulation is assisted by increasing and decreasing the power consumption of the electrode steam boiler, and new energy consumption is assisted.

The invention relates to the technical field of polysaccharide extraction, in particular to microalgae polysaccharide extraction equipment based on enzymolysis and membrane filtration. The device comprises a concentration tank, a rotating rod is connected into the concentration tank through a motor, the outer wall of the rotating rod is movably sleeved with a floating plate, a plurality of sliding grooves are formed in the outer wall of the rotating rod, and a plurality of sliding assemblies are arranged in the sliding grooves; the floating plate is located at the tops of the multiple sliding assemblies, the floating plate and the sliding assemblies slide on the outer wall of the rotating rod, a floating foam assembly is arranged on the outer wall of the floating plate, and disturbance assemblies are arranged among the outer walls of the multiple sliding assemblies and located below the floating foam assembly. The floating plate is adaptively lifted along with the liquid level to drive the floating foam assembly to be always close to the liquid level and intercept foams generated by evaporation, so that polysaccharide liquid drops carried in the foams flow back to a solution, and the polysaccharide loss is reduced; when the floating plate descends, the disturbance assembly is synchronously pushed to move downwards, it is ensured that the disturbance assembly is always immersed in the solution, and it is avoided that air is involved in the solution to generate new foam.

The invention discloses a deoxidizing mechanism, a preheating deoxidizing device, a steam generator and an air conditioning unit. The deoxidizing mechanism comprises a cylindrical water segregator shell with an opening in the lower end, a pipeline structure which surrounds the water segregator shell and conveys water into the water segregator shell, a middle water separating mechanism arranged in the water segregator shell and an inner water separating mechanism arranged in an inner cavity of the middle water separating mechanism; when the input water quantity is small, the pipeline structure enables the input water to disperse and flow down along the inner wall of the water segregator shell; when the input water amount is large, the pipeline structure can enable the input water to flow down along the circumferential outer surface of the middle water dividing mechanism in a dispersed mode. And when the input water quantity is maximum, the pipeline structure can also enable the input water to enter the middle water dividing mechanism and to be dispersed and flow down by the inner water dividing mechanism. According to the preheating deoxidizing device, the technical defects of an existing steam generator are effectively overcome, the problem of oxidation corrosion of equipment is solved, and the safety and energy efficiency of a unit are improved.

The invention relates to the technical field of slurry mixing, and discloses a sintered neodymium-iron-boron grain boundary diffusion slurry mixing mechanism and an automatic dip-coating mechanism, the sintered neodymium-iron-boron grain boundary diffusion slurry mixing mechanism comprises a rack, the lower layer of the rack is connected with a bottom plate, the bottom plate is provided with a machine base, and the machine base is provided with a material supplementing barrel; a first discharging pipe is mounted on the lower side wall of the material supplementing barrel, and a valve is mounted on the first discharging pipe; the first discharge pipe is used for conveying slurry to the immersion barrel; an immersion barrel is mounted on the bottom plate; a first bearing plate is mounted on the top surface of the rack, two first bearing seats are mounted on the first bearing plate, and stirring rods are rotationally connected to the first bearing seats; the stirring rod is connected with a first motor through a worm and gear mechanism; a stirring paddle is mounted at the lower end of the stirring rod; automatic and precise dip-coating is achieved, the solvent volatilization influence is reduced, the service life of equipment is prolonged, and the magnet diffusion effect and the product quality stability are guaranteed.

The invention discloses a system device and a method for producing aldehyde compounds through supergravity two-phase hydroformylation. The system device comprises a supergravity reactor, a buffer tank, a first circulating pump, a tower kettle heat exchanger, a circulating heat exchanger, a split-phase tank, a second circulating pump, a crude aldehyde transfer pump, a supergravity rectification unit, a tower kettle reboiler, a product extraction pump and a cold and hot all-in-one machine. According to the system device, under the condition that a polar solvent and a surfactant are not added, the two-phase hydroformylation reaction process can be greatly enhanced through the supergravity reactor, the technological process is shortened, and then a product is separated and purified through the supergravity rectification unit to obtain an aldehyde compound; the problems of low two-phase hydroformylation reaction efficiency, serious self-polymerization in a hydroformylation product purification process and the like in the prior art are solved; by utilizing the method, the olefin conversion rate is more than 90%, the aldehyde selectivity of the product is more than 99%, the purity of the purified product is more than 99%, and the loss amount of the catalyst is less than or equal to 0.5 mg / kg.

The invention discloses an efficient leaching reaction device for battery black powder, and relates to the technical field of new energy, the efficient leaching reaction device comprises a reaction tank, a stirring main shaft is rotatably connected in the reaction tank, a shaft sleeve is slidably connected to the surface of the stirring main shaft, a floating ring is fixedly connected to the bottom of the shaft sleeve, and an adjustable swing mechanism is mounted in the shaft sleeve; the adjustable swinging mechanism comprises a sliding block which slides in a sliding groove in the surface of the stirring main shaft and is fixedly connected to the middle part of the shaft sleeve; through cooperation of the adjustable swing mechanism and the dynamic puncturing mechanism, the adjustable swing mechanism drives the defoaming blade to swing around the rotating shaft in a reciprocating manner, and meanwhile, the stirring main shaft drives the defoaming blade to integrally rotate, so that puncturing teeth on the defoaming blade can cut bubbles from multiple angles; pricking teeth in the dynamic pricking mechanism can telescopically move under the action of a pull rope and a first spring, stubborn organic wrapping bubbles are strongly pricked, and the bubbles are effectively prevented from being attached to the surfaces of battery black powder particles.

The invention belongs to the technical field of flexibility improvement and transformation of coal-fired power generation, and discloses a multi-parameter optimization method for optimizing equivalent electricity-electricity efficiency of an electric heating fused salt heat storage pure condensing power generation system, which comprises the following steps of: firstly, determining a fused salt heat storage medium temperature interval, a steam generator heat transfer structure and key parameters of a power generation subsystem; the main steam pressure, the reheating steam extraction pressure and the like are used as optimization variables; secondly, on the basis of thermodynamic feasibility and equipment safety, setting boundary conditions such as main steam pressure grading limitation, a deaerator operation boundary, a fused salt thermal stability threshold value and a heat exchanger heat transfer economical efficiency constraint; then, the heat exchange power of a steam generator is calculated through the reference working condition, the cold and hot salt design temperature and the heat exchange area are determined by combining the fused salt heat exchange temperature difference, and the fused salt mass, the heat storage tank volume and the electric heater power are calculated according to heat absorption and release balance; and finally, iteratively optimizing the key parameters by adopting a multi-parameter optimization algorithm until the equivalent electricity-electricity efficiency is optimal. The problems that in a traditional method, parameter collaboration is poor, constraint conditions are ignored, and global optimization is insufficient are solved, the operation efficiency and economical efficiency of the electric heating fused salt heat storage pure condensing power generation system are remarkably improved, and green and sustainable development of energy is facilitated.

The invention discloses an enhanced separation device and method for washing, solid removal and defoaming of a coal liquefaction system. The enhanced separation device comprises a vertical tank body, and a gas outlet and a solid-liquid outlet are formed in the top end and the bottom end of the vertical tank body respectively; a momentum fin unit, a micro-washing spraying device, an inlet separation distributor and a hydraulic spray head are sequentially arranged in the vertical tank body from top to bottom, and a material inlet is formed in the position, corresponding to the inlet separation distributor, of the side wall of the vertical tank body; the momentum fin unit and the micro-washing spraying device are positioned above the inlet separation distributor; the hydraulic spray head is obliquely upwards arranged on the inner wall below the inlet separation distributor; and the solid-liquid outlet is connected with a circulating pump through a pipeline. The device is compact in structure, the separation process is simplified, fine particles are trapped and separated only through gravity settling, the inertia effect and the like, and efficient and stable operation of the system is facilitated.

The utility model discloses a gas-liquid separation device, which belongs to the technical field of gas-liquid separation devices and comprises a gas-liquid separation tank, support legs are arranged below the gas-liquid separation tank, an inlet connecting pipe is arranged on the side wall of the gas-liquid separation tank, an outlet connecting pipe is arranged at the bottom of the gas-liquid separation tank, and a top cover is arranged at the top of the gas-liquid separation tank. An air outlet pipe is arranged on the top cover and connected with the air suction pump, a slow flow mechanism and a partition plate are arranged in the air-liquid separation tank, a mounting hole is formed in the partition plate, a mounting frame is arranged in the mounting hole, and a plurality of rotatable air guide plates are arranged in the mounting frame. According to the utility model, the flow slowing mechanism is arranged in the gas-liquid separation tank, the movement path of gas-liquid mixed fluid in the gas-liquid separation tank is prolonged by utilizing the flow slowing mechanism, the separation time is prolonged, and the gas-liquid separation is more thorough; the angle of the gas guide plate is changed and adjusted through the linkage mechanism, the size of the exhaust channel is changed, and the gas exhaust speed is changed.

The utility model relates to the technical field of separating devices, and discloses an oiling multiphase flow separator which comprises a separating tank, a connecting ring is movably connected to the left side of the upper surface of the separating tank, a demister is fixedly connected to the top end of the connecting ring, and a driving plate is fixedly connected to the right side of the outer surface of the connecting ring. By arranging the connecting ring, the demister, the driving plate, the cylinder and the moving block, when the first motor starts to operate, the threaded rod starts to rotate, the moving block is driven by the rotation of the threaded rod, so that the moving block and the cylinder start to move back and forth under the driving of the threaded rod, and meanwhile, the driving plate is driven by the movement of the cylinder; therefore, the driving plate, the demister and the connecting ring start to rotate along the inner surface of the notch ring, and the demister is in active contact with the oil fog drops due to rotation of the demister, so that the removal efficiency of the demister on the oil fog drops in the natural gas is improved.

While maintaining the ion removal performance of EDI, the increase in the water flow differential pressure and voltage of EDI is suppressed. The water treatment method includes passing water to be treated, which contains an oxidant and dissolved oxygen, through an electrodeionized water production apparatus 24 filled with an ion exchanger. The product of the oxidant concentration (unit: mg / L) and the dissolved oxygen concentration (unit: mg / L) of the water to be treated at an inlet P2 of the electrodeionized water production apparatus 24 is 0.1 or less.

The application relates to a combined heat and power system, which comprises a boiler, a generator unit, a molten salt heat storage subsystem and a steam heat storage subsystem; the generator unit comprises a high-pressure cylinder, a medium-pressure cylinder and a low-pressure cylinder; the molten salt heat storage subsystem comprises a cold salt tank, a hot salt tank, a heat storage heat exchanger and a heat supply heat exchanger, the heat storage heat exchanger is provided with a first low-temperature medium flow channel and a first high-temperature medium flow channel, the heat supply heat exchanger is provided with a second low-temperature medium flow channel and a second high-temperature medium flow channel; the first high-temperature medium flow channel is connected with a steam extraction end of the medium-pressure cylinder; one end of the second low-temperature medium flow channel is connected with a water supply end, and the other end is connected with a heat user; the steam heat storage subsystem comprises a steam heat storage tank, an input end of the steam heat storage tank is connected with the steam extraction end of the medium-pressure cylinder, an output end is connected with a steam inlet end of the low-pressure cylinder, and the steam heat storage tank has the advantages of being able to meet different scheduling requirements and increasing the flexibility of scheduling.

The application provides a coupling system and a control method for improving the variable load rate of a secondary reheat unit integrated with a medium-temperature energy storage, wherein the medium-temperature energy storage system is connected with the high-pressure cylinder outlet through a high-pressure cylinder outlet steam extraction valve during the energy storage process, is connected with the deaerator outlet through a pressure relief valve, is connected with the feed water pump outlet through a deaerator outlet regulating valve during the energy release process, and is connected with the boiler feed water inlet through a pipeline, so as to form a secondary reheat unit integrated with the medium-temperature energy storage; and a load splitting method is provided, which splits the whole unit load instruction into a medium-temperature energy storage system load instruction and a secondary reheat unit boiler coordination system load instruction, and the medium-temperature energy storage system load instruction is realized through high-pressure cylinder exhaust valve opening degree control and deaerator outlet regulating valve opening degree control in the load decreasing and increasing processes; through the coupling system and the load splitting method, the time-space transfer of the unit energy in the variable load process is realized, the variable load rate of the secondary reheat unit is improved, and the flexibility of the unit is enhanced.

The application relates to the field of semiconductor process equipment, in particular to a device for large-capacity liquid medicine storage of semiconductor equipment and a liquid medicine supply system. The device comprises a liquid storage tank provided with a liquid storage cavity, the upper portion of the liquid storage cavity is provided with a cleaning cavity in fluid communication with the liquid storage cavity; the internal volume of the cleaning cavity is smaller than that of the liquid storage cavity; a liquid inlet pipe is arranged to introduce liquid medicine into the liquid storage cavity of the liquid storage tank from the outside; a liquid outlet pipe is arranged at the bottom of the liquid storage cavity and connects the liquid storage cavity of the liquid storage tank to a liquid source; a waste pipe is arranged at the top of the cleaning cavity to discharge the liquid medicine bubbles in the cleaning cavity; and a vent pipe is arranged to connect the cleaning cavity of the liquid storage tank with the outside to keep the air pressure in the cleaning cavity of the liquid storage tank consistent with the ambient air pressure. The application improves the separation efficiency of large-capacity liquid medicine and gas, reduces the probability of generating bubbles in the liquid medicine, improves the uniformity of wafer surface coating, and can meet the high-integration equipment layout.

The invention discloses an on-line degassing device in a zirconium and hafnium extraction process, and relates to the technical field of zirconium and hafnium extraction, the on-line degassing device comprises a tank body, the tank body is internally provided with a multi-dispersion liquid distribution mechanism, and the multi-dispersion liquid distribution mechanism comprises an annular guide rail. According to the online degassing device for the zirconium and hafnium extraction process, when liquid is guided in, the liquid flows into a liquid guide hopper through a liquid guide pipe, a third driving motor is started, the third driving motor drives a driven rotating tooth to rotate through a driving rotating tooth, and therefore a flow guide frame below a butt joint pipe is driven to rotate; the liquid on the liquid guide hopper is uniformly distributed on the trays through the liquid distribution holes below the flow guide frame, after the liquid on the single tray is arranged, the driving motor II is started, the driving motor II drives the mounting rotating plate to rotate, and a new tray is rotated to the lower part of the flow guide frame, so that the liquid distribution operation of each tray is uniformly completed; and it is ensured that all dissipated gas can be separated from liquid, and the effect of gas blocking caused by liquid accumulation is avoided.

The invention belongs to the field of energy conservation and consumption reduction of a gas boiler heat supply gas turbine power plant. The current gas-fired boiler adopts thermal deoxidization to control water supply and oxygen dissolution, water is supplied to a deaerator from an outlet of a secondary energy saver, the smoke exhaust temperature is about 60 DEG C, and waste heat is not fully utilized. Therefore, a novel pipeline system is constructed, a traditional heat exchange process is subverted, and exhaust smoke waste heat is utilized to the maximum extent through multiple heat exchange. The system comprises two sets of schemes adaptive to different operation states, and the schemes can be flexibly switched. When the gas-fired boiler runs, water supplied from an outlet of the secondary energy saver is led to the double-tube heat exchanger of the pressure regulating station, and returns to the primary energy saver after heat exchange to replace a water bath furnace to heat natural gas, so that the heating effect is guaranteed, gas is saved, and the water temperature of an inlet of the primary energy saver is reduced. When the gas turbine runs, one path of feed water is led to the double-tube heat exchanger from the low-pressure feed water secondary heater, and the feed water returns to the condenser after heat exchange, so that the gas consumption of the water bath furnace in low-temperature climate is saved, and more smoke exhaust waste heat is utilized in other climate. The two modes both can reduce the exhaust gas temperature, and are efficient in utilization, energy-saving, emission-reducing, green and environment-friendly.

The invention discloses an oil-gas separation device for offshore oil and gas engineering, and relates to the field of oil exploitation, the oil-gas separation device comprises a tank body used for providing a separation space, a settling tank is arranged in the tank body, and a sand discharge pipe is arranged on the settling tank; the sand discharging device further comprises a suction sand discharging mechanism, and the suction sand discharging mechanism is communicated with the sand discharging pipe and used for pumping sand in the settling tank out of the tank body. According to the oil-gas separation device for the offshore oil and gas engineering, the settling tank is arranged on the tank body, the sand discharging pipe is arranged on the settling tank, the sand discharging pipe is connected with the suction sand discharging mechanism, when sand discharging needs to be conducted on the tank body, the suction sand discharging mechanism is started, and the sand discharging pipe is started; on one hand, the sand discharging efficiency can be improved, and on the other hand, the sand discharging pipe can be prevented from being blocked as much as possible.

The application discloses a flue gas heat energy and condensate water utilization system, which comprises a boiler, a flue gas cooling device, and a deoxygenated water tank. The flue gas generated by the boiler combustion enters the flue gas cooling device through a first flue for cooling. The flue gas exchanges heat with the water in the condensate water tank, the water in the condensate water tank is heated, the flue gas is cooled, and the cooled flue gas is discharged through a second flue. The condensate water formed in the flue gas cooling process falls into the condensate water tank. The water in the condensate water tank is deoxygenated by the deoxygenated water tank and then flows back to the boiler. The flue gas heat energy generated by the boiler combustion is utilized, the slightly acidic condensate water generated by the flue gas is mixed with the slightly alkaline softened water and the boiler water, the acidic condensate water and the alkaline softened water and the boiler water are subjected to acid-base neutralization reaction, the flue gas is used to heat the condensate water, and the like, so that the flue gas condensate water does not contain acidic gas, and thus the flue gas condensate water is slightly alkaline water suitable for the utilization of the boiler.

The invention relates to the technical field of chemical machinery, in particular to automatic filtering and drying equipment and method.The automatic filtering and drying equipment comprises a rotary cylinder capable of working in multiple postures, double-layer sleeve fluid conveying assemblies are arranged at the two ends of the cylinder respectively, one end assembly is specially used for liquid phase conveying, central pipe liquid feeding and interlayer liquid discharging, and the other end assembly is specially used for gas / solid phase conveying; the central pipe discharges solid and the interlayer exhausts air, so that thorough isolation of a high-risk liquid phase and a gas / solid phase pipeline is realized on a physical structure, a follow-up heating and control system, an airflow conveying and discharging mechanism and a built-in crushing mechanism are integrated, and full-process automatic closed operation of inverted filtering, rotary drying and upright discharging is realized. The problems of liquid crystallization blockage, sealing failure leakage, danger of manual operation and the like caused by mixed use of pipelines of traditional equipment are fundamentally solved, and the device is particularly suitable for safe and efficient production of lithium hexafluorophosphate and other materials which are high in toxicity, high in corrosion, flammable and explosive, easy to deliquesce and cannot be in contact with air.

The invention provides a flexible adjusting system and method for coupling fused salt and a small pulverized coal bunker. The system comprises a boiler, a first pulverized coal bunker, the small pulverized coal bunker, a high-pressure cylinder, a cold re-steam pipeline and a fused salt circulating unit. The first pulverized coal bunker and the small pulverized coal bunker are both connected with the boiler and are used for conveying pulverized coal into the boiler; wherein the heat value of the pulverized coal in the small pulverized coal bunker is smaller than that of the pulverized coal in the first pulverized coal bunker; the output end of the high-pressure cylinder is connected with the boiler through the cold re-steam pipeline; the fused salt circulating unit comprises a low-temperature fused salt tank, a steam fused salt heater, a high-temperature fused salt tank and a saline water heat exchanger, and fused salt sequentially passes through the low-temperature fused salt tank, the steam fused salt heater, the high-temperature fused salt tank, the saline water heat exchanger and the low-temperature fused salt tank to circularly flow in the fused salt circulating unit. The method has the technical effects that the design is reasonable, the rapid load changing rate of the coal-fired unit can be increased, and the boiler side load response capacity can be improved.

A vapor-liquid separator includes a first flow path extending between a fluid inlet and a fluid outlet and including a helical portion, a second flow path extending between and fluidly transferring vapor from the first flow path to the vapor outlet and defining a helical portion, and one or more bridges fluidly coupling the first flow path to the second flow. The helical portion of the first flow path causes a reduction in static pressure and an increase in velocity of a fluid flowing through the first flow path and generates a vapor that flows into the second flow path via the one or more bridges. The vapor received within the second flow path is discharged from the vapor outlet and the fluid flowing through the first flow path is discharged from the fluid outlet.

An air source heat pump and steam boiler combined heat supply system comprises a water treatment system, an air source heat pump, a deaerator, a steam boiler and an induced draft fan, the water treatment system used for desalting and softening water is connected with the water inlet end of the air source heat pump, and the water outlet end of the air source heat pump is connected with the water inlet end of the steam boiler through the deaerator. The air outlet end of the steam boiler is connected with the air inlet end of the air source heat pump. The heat supply system is simple in structure, convenient to operate, flexible and practical, the air source heat pump is embedded in an existing mature steam boiler heat supply system, the waste heat of the smoke at the tail of the steam boiler is further recycled, the overall heat efficiency of the heat supply system is improved, and the heat supply cost is reduced.

The invention discloses a thermal power coupling flexible peak regulation flue gas pollutant treatment system and a control method thereof.The thermal power coupling flexible peak regulation flue gas pollutant treatment system comprises a flue gas and air system, a water vapor system and a pollutant treatment system, the flue gas and air system comprises a boiler, and the water vapor system communicates with the boiler; the water vapor system and the flue gas and air system jointly form a thermal power main engine thermal power production system, the pollutant treatment system is communicated with the flue gas and air system, the pollutant treatment system is used for receiving flue gas generated by the flue gas and air system, and the water vapor system is suitable for providing a heat source for a catalyst in the regeneration tower. According to the flue gas pollutant treatment system coupled with thermal power and flexible peak regulation, flue gas pollutant treatment of low-load stability and peak regulation flexibility of a thermal power generating unit is improved in a mode that a regenerative heat source is coupled with a water vapor system.