65 results about "Blackwater" patented technology

The utility model discloses a black water waste heat high-quality recycling system which comprises a high-pressure purification flash evaporator, a low-pressure purification flash evaporator, a high-flash tank and a low-flash tank, black water is sequentially subjected to four times of flash evaporation stripping, flash steam generated by the high-pressure purification flash evaporator and flash steam generated by the low-pressure purification flash evaporator respectively act with an evaporator to generate saturated steam, and the saturated steam is separated from the low-flash tank. The saturated steam can meet different process applications after being pressurized by the steam pressurizing device; the high-flash condenser is used for condensing high-flash steam discharged by the high-flash tank, non-condensable gas enters a torch treatment pipeline, and condensed water is recycled in the process; the low flash tank is used for receiving the liquid part discharged by the high flash tank; the low-flash condenser is used for condensing low-flash steam in the low-flash tank and then returning the condensed low-flash steam to a process system for recycling; and the demineralized water preheater is used for receiving part of the low-flash liquid discharged by the low-flash tank to preheat the demineralized water. According to the utility model, the waste heat of black water can be extracted in a grading manner and efficiently utilized.

The invention discloses a coal gasification black water multi-stage deep treatment device and method, and relates to the technical field of water treatment.The coal gasification black water multi-stage deep treatment device comprises a flash tank, a settling tank, a mixing and clarifying tank, a partition plate, an overflow opening, a mixing cavity, a clarifying and stirring mechanism, a pressing plate, a water inlet tank and a fixed bin, the two sides of the fixed bin are open, and an adjusting plate is clamped in the fixed bin and horizontally and freely slides in the fixed bin; a water storage space is defined by the adjusting plate, the fixed bin and the partition plate. According to the device, the pressing plate moves downwards, so that the pressing plate extrudes an extraction liquid in the mixing cavity, part of the extraction liquid enters the water storage space from the water inlet groove under the action of pressure, then along with downward movement of the pressing plate, the liquid level of the extraction liquid in the water storage space rises, and the extraction liquid flows into the clarifying cavity from the overflow port; after entering the water storage space, the extraction liquid loses the acting force of the stirring mechanism, so that a relatively large turbulence phenomenon is avoided, the extraction liquid can flow into the clarification cavity at a relatively low flow speed, and the clarification efficiency is prevented from being influenced.

The utility model relates to an experimental device for simulating black water scouring corrosion material, including frame table, frame table right side is equipped with the water storage tank of storing black water of experimental use, and the left side upper portion in water storage tank has the scouring test area, adjustable clamp is provided in the scouring test area, adjustable clamp includes the lifting frame, the first clamping plate and second clamping plate are equipped with on the lifting frame, when the first clamping plate is close or far from the second clamping plate and moves, the material sample used in the experiment is clamped or loosened, and the water spraying pipe that sprays black water to the material sample is installed on the left side surface of water storage tank. The utility model clamps the material sample on adjustable clamp, and the material sample is circulated and scoured and corroded through the water spraying pipe, to simulate the complex environment under the actual condition, accurately test the corrosion resistance of metal material after being scoured by black water for a long time, and the overall structure is simple, convenient operation.

The utility model relates to the technical field of coal chemical industry, in particular to a coal gasification black water circulation and black water waste heat recycling system. The coal gasification black water circulation and black water waste heat recycling system comprises a synthesis gas washing tower, a high-pressure flash tank, a low-pressure flash tank, a black water heat exchanger, a vacuum flash tank, a settling tank, a grey water tank, a low-pressure flash steam stripping tower and a high-pressure flash steam stripping tower. The coal gasification black water treated by the coal gasification black water circulation and black water waste heat recycling system disclosed by the utility model can be recycled as circulating water of a synthesis gas washing tower, so that the cyclic utilization of water resources is realized, the use of fresh water and the discharge of waste water are reduced, and the production cost and the environmental pressure are reduced. Meanwhile, the problem that a black water pipeline is scaled and blocked due to high temperature is solved, waste heat of the black water can be fully replaced for effective utilization, carbon is reduced, energy is saved, the purpose of cooling the black water is achieved, the cooling cost of a vacuum flash evaporation system is saved, and continuous and reliable economic benefits are created for enterprises.

The invention discloses a system and method for heating desalted water by using waste heat of a black water gasification process, and belongs to the technical field of coal chemical industry energy conservation, and the system is additionally provided with a black water heat exchanger, a desalted water heat exchanger, a boiler water buffer tank and a circulating pump on an original net pipe. According to the method, a closed circulation loop with boiler water as an intermediate heating medium is constructed, high-temperature black water from a gasification furnace is subjected to indirect heat exchange with the boiler water in a black water heat exchanger, and waste heat is recycled; the heated boiler water is buffered and pumped and then indirectly exchanges heat with desalted water to be heated in the desalted water heat exchanger, so that the desalted water is heated to the required temperature and then fed into a boiler deaerator. According to the invention, direct replacement of desalted water heating steam by black water waste heat is safely and reliably realized, meanwhile, the black water cooling load is reduced, and remarkable energy-saving and consumption-reducing effects and economic benefits are achieved; clean boiler water is adopted as an intermediate heating medium, so that the risks of blockage, corrosion and cross contamination possibly caused by direct heat exchange are avoided.

The present application provides a coal gasification black water treatment device system and method, which adopts two-stage vortex separation devices for heat recovery and solid-liquid separation, wherein the secondary vortex separation device improves the solid-liquid separation effect by adding a specific composite medicament, and the treated grey water meets the requirements of the subsequent biochemical treatment; the coal gasification black water treatment device system cancels the high-pressure flash evaporation device, low-pressure flash evaporation device, deoxygenation device and sedimentation device required to be arranged in the traditional coal gasification black water treatment device system, and solves the problems of complex existing process flow, large equipment occupation area and low heat utilization rate.

A environmentally sustainable system for toilet flushing and blackwater disposal is described; a respective method of toilet flushing and blackwater disposal by a mechanical system is further described; the system comprises: a toilet bowl, a bowl valve, a pumping mechanism, a check valve, a driving shaft, a gearing mechanism; the method comprises: collecting a blackwater, moving a sealing element, engaging the sealing element, disposing the sealing element, pumping the blackwater, conducting a flow of the blackwater, operationally connecting a driving shaft, operationally connecting in a predefined gearing ratio of operation the pumping mechanism with the bowl valve and with the driving shaft.

The invention provides a preparation method and device of green fuel, and the preparation method of the green fuel comprises the following steps: 1) carrying out gasification treatment on biomass to obtain a gas mixture; 2) washing the gas mixture to obtain crude synthesis gas and black water; (3) sequentially carrying out water-gas conversion treatment and purification treatment on the crude synthesis gas to obtain purified synthesis gas; 4) performing grey water treatment on the black water to obtain salt-containing wastewater and grey water; the preparation method of the green fuel comprises the following steps of (1) preparing salt-containing wastewater, (2) purifying the salt-containing wastewater, (3) pre-treating the salt-containing wastewater, and carrying out electrolytic treatment to obtain electrolytic wastewater and hydrogen, and (4) mixing the purified synthesis gas with the hydrogen, and carrying out a synthesis reaction to obtain the green fuel. The preparation method of the green fuel can reduce the discharge amount of the high-salt-content wastewater and reduce the consumption of water resources.

The invention relates to the technical field of water treatment, in particular to a sewage separation and collection method and system based on a negative pressure source. Comprising a sewage source separation module, a negative pressure collection network, a multistage processing module, an intelligent control center, a safety monitoring module, an energy management module, a management module, a login module, an authority control module, an encryption transmission module, a block chain storage module and a prediction maintenance alarm module. The multi-stage treatment module comprises a black water advanced treatment unit, a grey water ecological treatment unit, a water quality improvement unit and a resource utilization unit; the negative pressure collection network is connected with the sewage source separation module, the multi-stage treatment module is connected with the negative pressure collection network, and the technical problems that in the prior art, when comprehensive intelligent management is achieved, operation and maintenance mostly depend on regular overhaul and post-event treatment, and accurate prediction and active maintenance of the system state are difficult to achieve are solved.

A urinal attachment for a toilet comprises a receptacle defining an interior cavity and a front aperture for receiving urine, a cover removably attached to the receptacle and configured to form a fluid-tight seal over the front aperture, and a base for supporting the receptacle in an upright orientation. An articulated connecting bar assembly is hingedly coupled between a rear wall of the receptacle and a hinged connection of the toilet, enabling movement between a stored position and first and second operable positions of differing height. A water dispensing system includes a flexible conduit and a faucet assembly integrated into the cover, and is configured to dispense pressurized water into the cavity for cleaning when the cover is closed. A blackwater discharge system includes a flexible conduit connected to a lower wall opening and configured to convey waste to the toilet bowl. The connecting bar assembly may be length-adjustable or telescopic to accommodate variable toilet geometries.

The utility model discloses an anti-coking, impact-resistant and vibration-resistant adjusting ball valve for coal chemical industry black water, and relates to the field of adjusting ball valves. In coal chemical industry black water treatment, a black water medium has the characteristics of high suspended matter content, high temperature, high alkali content, high corrosion content and high-hardness solid particle content, and abrasion, corrosion, coking jamming and driving failure of traditional valve internals are easily caused. Comprising a fixing shaft, a left valve body, a right valve body, a left valve seat, a right valve seat, a ball body, a valve rod and an executing mechanism, the ball body, the valve seats and valve body flow channels are spray-welded with tungsten carbide layers with the hardness larger than or equal to HRC65, the left valve seat and the right valve seat achieve two-way pre-tightening sealing through spiral springs and the ball body, and scraper type cutting edges are arranged on the sealing faces of the valve seats. The valve rod adopts a large-diameter high-strength design and is in anti-rotation connection with the ball body, and the stuffing box adopts a disc spring load limiting and pressurizing structure. The wear resistance, impact resistance and coking resistance are remarkably improved, bidirectional reliable sealing is achieved, stable driving under the high-torque working condition is guaranteed, the service life of the valve is prolonged, and the valve is suitable for the coal chemical industry black water extreme working condition.

The invention discloses a black water treatment system of a pulverized coal gasification device, which comprises a high-pressure flash tank capable of receiving high-temperature black water generated by a gasification furnace and releasing part of steam and dissolved gas through reduced-pressure flash; the low-pressure flash tank is connected with the high-pressure flash tank and is used for receiving the black water discharged by the high-pressure flash tank and further performing flash cooling on the black water; the S-shaped vortex runner plate heat exchanger is connected with a black water pipeline at the outlet of the low-pressure flash tank, an S-shaped vortex runner is arranged in the S-shaped vortex runner plate heat exchanger, and the S-shaped vortex runner plate heat exchanger is provided with a black water side channel and a desalted water side channel; and the settling tank is connected with an outlet of a black water side channel of the S vortex runner plate heat exchanger so as to receive the black water which is cooled to about 70 DEG C through heat exchange, perform solid-liquid separation and convey normal-temperature desalted water to a desalted water side channel of the S vortex runner plate heat exchanger through a pipeline.

The utility model provides a gasification slag water treatment system capable of realizing on-line automatic switching of flash evaporation systems. The gasification slag water treatment system comprises at least two sets of flash evaporation systems, at least two sets of black water sedimentation systems and at least two sets of washing tower drainage systems, wherein each set of flash evaporation system is provided with a black water feeding pipe and a washing tower drainage feeding pipe in one-to-one correspondence with one set of black water settling system and one set of washing tower drainage system, and is used for feeding black water and draining water from the washing tower and carrying out flash evaporation treatment on the black water and the washing tower; the system further comprises a first communication pipeline and a second communication pipeline; the first communication pipeline is respectively communicated with each black water feeding pipe, and a first pneumatic switch valve is arranged at the position close to each black water feeding pipe; the second communication pipeline is respectively communicated with each washing tower drainage and feeding pipe, and a second pneumatic switch valve is arranged at the position close to each washing tower drainage and feeding pipe. The gasification slag water treatment system disclosed by the utility model can meet the requirement of on-line maintenance, realizes on-line automatic switching of the flash evaporation system, and improves the stability of the gasification slag water treatment system.

The invention discloses a water level regulation and control method and system of a black water flash steam exhaust waste heat recovery system, and belongs to the technical field of sewage and wastewater treatment. A hot water tower receives steam exhaust of a high-pressure flash tank, and the sprayed steam exhaust is subjected to waste heat utilization through a steam-water heat exchanger; one end of the condensation water tank is communicated with a condensation cavity of the phase change heat exchanger, and the other end of the condensation water tank is connected with the circulating spraying pipeline of the hot water tower. According to the method, a traditional static control mode of liquid level threshold triggering is abandoned, a dynamic water supplementing calculation model is constructed by fusing multiple key parameters such as the dead steam flow, the vacuum degree and the heat exchange efficiency, and the water supplementing amount is corrected in real time in combination with a PID algorithm. Experimental data show that after the new control method is adopted, daily average liquid level fluctuation is reduced to 1.87 m from 4.95 m, the reduction amplitude reaches 62.2%, heat exchanger impact vibration caused by mismatching of supplemented water and dead steam amount when the heat load suddenly changes is effectively avoided, and stable operation of the hot water tower and the phase change heat exchanger is guaranteed.

The utility model discloses sewage treatment equipment for black water treatment, and relates to the technical field of sewage treatment. A water inlet is formed in the top of a barrel, and a water outlet is formed in the side wall of the barrel; the vertical shaft is arranged in the barrel, the axis of the vertical shaft and the axis of the barrel are located on the same straight line, a motor is arranged at the top of the barrel, and the vertical shaft is in transmission connection with the motor; the grinding disc sleeves the vertical shaft and is used for synchronously rotating the vertical shaft; the filter hopper is arranged below the grinding disc and arranged on the vertical shaft in a sleeving mode, and the filter hopper and the vertical shaft rotate synchronously. The multiple stirring rollers are arranged on the upper surface of the filtering hopper and the upper surface of the grinding disc correspondingly, and a stirring shaft is arranged in the middle of each stirring roller in a penetrating mode; and the stirring rod is arranged on the vertical shaft below the filter hopper. The motor is arranged to drive the vertical shaft, the grinding disc and the filter hopper to rotate, meanwhile, the stirring roller rotates on the grinding disc and the filter hopper, and the stirring rod is arranged, so that black water can be effectively treated.

The utility model belongs to ship technology field discloses marine wastewater treatment system and polar ship, the output of the black water collection cabin of marine wastewater treatment system can selectively communicate or disconnect with the input of sewage treater, the sewage treater is used for filtering, depositing and disinfecting the wastewater that black water collection cabin output, the output of the grey water collection cabin can selectively communicate with the input of primary filter assembly or wastewater discharge outlet, the water output of primary filter assembly can selectively communicate with the input of grey water collection cabin or the input of secondary filter assembly, the water output of secondary filter assembly can selectively communicate with clean water collection cabin or disconnect, the water output of sewage treater can selectively communicate with the input of grey water collection cabin or wastewater discharge outlet, primary filter assembly and secondary filter assembly are all used for filtering the wastewater that grey water collection cabin output, the working flexibility of marine wastewater treatment system is good, wastewater treatment quality is high, and can save freshwater resources.

The application provides a kitchen waste full-amount resource utilization method, and belongs to the technical field of waste resource utilization, which comprises the following steps: three-phase separation of kitchen waste to obtain kitchen solid residue, kitchen wastewater and swill oil; resource utilization of the swill oil; biological conversion of the kitchen solid residue and the kitchen wastewater by black soldier fly; and preparation of animal liquid feed by fermentation of the kitchen wastewater, so that full-amount resource utilization of kitchen waste is realized. In addition, the kitchen wastewater is further used as a nutrition regulator and a moisture regulator for the breeding and development of black soldier fly, so that black soldier fly with high content of nutritional ingredients and high-quality worm sand organic fertilizer raw materials are obtained; the black soldier fly and the kitchen wastewater produced by biological conversion are used as a nitrogen source and a phosphorus source for co-fermentation to prepare liquid feed, so that full-amount resource utilization of the kitchen wastewater is finally realized.

The utility model relates to the technical field of waste heat recovery, and discloses a black water waste heat efficient power generation system which comprises a multi-stage flash evaporation device, a heat exchange device, a power generation device and a condensation recovery device. The heat exchange device is used for receiving flash evaporation steam generated by the multi-stage flash evaporation device, carrying out heat exchange and condensing the flash evaporation steam into liquid, and the power generation device is used for receiving clean steam generated by the heat exchange device for power generation; and the condensation recovery device is used for cooling the non-condensable gas and steam generated by the multi-stage flash evaporation device and the heat exchange device, recovering condensed water and disposing the non-condensable gas. According to the utility model, the multi-stage flash evaporation device is adopted to carry out stage-by-stage flash evaporation treatment on the high-temperature black water produced by the gasification furnace to generate flash evaporation steam with different pressures, so that waste heat resources in the black water are fully utilized, and the utilization rate of the waste heat of the black water is improved.

1. The name of the design product: breeding box. 2. The use of the design product: the design product is used for black soldier fly breeding by processing wet garbage. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The invention discloses an ultra-low energy consumption rural sewage treatment system, which belongs to the technical field of water supply and drainage and environmental protection, and comprises a septic tank and a drop aeration combined box type filter bed, the septic tank is provided with a water inlet pipe, the interior of the septic tank is divided into a black water treatment compartment and a grey water treatment compartment, the black water treatment compartment is internally provided with a reaction filler, and the grey water treatment compartment is internally provided with a water outlet pipe; the backmost black water treatment compartment is provided with an aeration and reflux device and a water inlet pump, the water inlet pump is communicated with a porous widened water distribution pipe through a water inlet pipe, the porous widened water distribution pipe is located above the filter bed, a collecting pool is arranged below the filter bed, a water outlet pipe is arranged on the side face of the collecting pool, and a first reflux pipeline is reserved on the side face of the collecting pool; and part of the water flows back to the septic tank at the front end through the first backflow pipeline. The system adapts to the characteristic of rural sewage discharge, can realize local and nearby treatment of rural sewage, improves the rural sewage treatment and collection rate, does not need to lay a large-scale collection pipe network, and greatly reduces the construction cost of a collection system.

The utility model discloses black water beetle prepupa separation cleaning and drying device, including the cylinder, the cylinder top is provided with the cylinder cover, the heat source is arranged from top to bottom in succession with separation groove and cleaning chamber in the cylinder, the included angle between the separation groove's groove wall and groove bottom is 145~155 DEG, the separation groove is provided with the prepupa drop -out hole and / or is provided with the interval for the prepupa drop -out between separation groove and the cylinder, be provided with the grid plate and agitator of the prepupa in -the -cleaning chamber, the agitator is located below the grid plate, the cleaning chamber is provided with the drain. The utility model is between the separation groove groove wall and groove bottom 145~155 DEG's included angle, accords with the physiological habit of black water beetle prepupa upwardly and clings to, again with 30~35 DEG C's ambient temperature, can effectively make the prepupa crawl out separation, improves the prepupa separation efficiency.

This application discloses a plate heat exchanger for recovering waste heat from coal chemical black water, including a frame and a heat-conducting assembly installed on the frame. The heat-conducting assembly has a first heat exchange channel for black water flow and a second heat exchange channel for heat exchange medium flow. The heat-conducting assembly is composed of multiple heat-conducting plates sequentially spliced ​​together. Each heat-conducting plate has a first through hole and a second through hole. The multiple first through holes are aligned to form the first heat exchange channel, and the multiple second through holes are aligned to form the second heat exchange channel. A guide plate is installed on the inner wall of the first through hole of each heat-conducting plate. The guide plates in adjacent heat-conducting plates are staggered to form a flow gap. The multiple guide plates together form a guide assembly in the first heat exchange channel. The guide plates can turbulentize the black water flowing in the first heat exchange channel, causing the black water to form a curved flow in the first heat exchange channel, disrupting the laminar boundary layer, increasing the turbulence intensity of the black water, and significantly reducing the probability of solid particles adhering to the inner surface of the first heat exchange channel.

The utility model provides a kind of gasification black water self-cleaning formula flushes slag groove, its technical scheme is: including slag pool, the side wall top of slag pool is equipped with overflow, overflow is connected with the inlet of flush water pump by pipeline, the outlet of flush water pump is provided main pipeline, main pipeline is laid along groove, the top of main pipeline is equipped with several washing mechanism, the outlet of groove is connected to slag pool, and the bottom of groove is laid with cast stone plate.The utility model has beneficial effects: (1) realize water resource recycling, reduce operating cost;(2) strengthen washing effect, reduce fine slag accumulation and blockage;(3) improve the wear resistance and self-cleaning ability of channel, prolong service life;(4) ensure system operation stability and maintenance convenience.

The present application relates to the technical field of environmental protection equipment, and discloses a kitchen garbage waste gas treatment device based on conversion of black soldier flies, which comprises a negative pressure cultivation chamber, a spray tower arranged outside the negative pressure cultivation chamber, a water tank arranged at the bottom of the spray tower, a spray head arranged at the top of the spray tower, a gas filtering mechanism arranged at the top of the spray tower, and a disassembling mechanism arranged in the middle of the gas filtering mechanism and used for replacing the filtering components. The gas filtering mechanism is arranged, so that the filter plate can be switched during operation without stopping, and the process of converting kitchen garbage by black soldier flies will not be interrupted, ensuring the continuity of waste gas treatment. The layout of the gas filtering mechanism ensures that the air outlet area is not affected, which means that even when the filter plate is switched, the waste gas can still flow smoothly, and the treatment efficiency will not be reduced due to the adjustment of the equipment. The maintenance of the air outlet area is crucial for maintaining the stable operation of the whole system, which ensures the effective treatment and emission of waste gas.

The utility model discloses a side-by-side black soldier fly sand double-impeller collecting machine which comprises an inclined conveyor with a supporting frame, and belt rollers used for supporting a synchronous belt are arranged at the two ends of the inclined conveyor. A guide pressing wheel is rotationally arranged on the inclined conveyor and used for pressing the corner of the synchronous belt to guide the synchronous belt to be conveyed upwards, and partition plates are fixedly arranged on the outer side wall of the synchronous belt at intervals and used for pushing materials upwards. A bucket bin with a lower bucket is further fixedly arranged at the lower end of the inclined conveyor through bolts. The bucket bin is inserted into a material pile, the materials are pushed by the impeller to be brought to the front end of the synchronous belt, the materials are continuously conveyed to the next working procedure under the action of the partition plate, and the next working procedure can be bagging or screening. And the height of the inclined conveyor can be adjusted by adjusting the height of the sleeve rod relative to the core rod.

The invention provides a black water circulation tank, and belongs to sanitary equipment for human life. The problem of recycling black water under the condition that no sewer line exists is solved, ecological environment protection is facilitated, and sanitation and health of residents are improved. The black water circulating tank comprises a black water unit which can accommodate and treat a black water mixture and stir and crush the black water mixture; the purification unit can be used for carrying out solid-liquid separation and purifying the liquid part of the black water mixture; the ventilation unit can keep balance of internal and external air pressure; the water storage unit can store the purified water and pump the water out of a water storage tank to be recycled as flushing water; the drying unit can dry and cool the solid part of the black water mixture to form solid particles which are used as an organic fertilizer; the solid storage unit can be used for collecting solid particles and packaging the solid particles; and the vacuum unit can provide air suction force and purify odor generated in the operation process of the black water circulation tank.

This invention discloses a comprehensive organic resource utilization treatment device for domestic blackwater, belonging to the field of wastewater treatment technology. Its key technical features include: a pretreatment tank and a main treatment tank. The pretreatment mechanism significantly improves impurity interception efficiency and reduces pollutant load. Simultaneously, vibration filtration pretreatment efficiently removes some hard, fine impurities, greatly reducing the impurity load in subsequent process units, preventing impurities from scouring and wearing pipelines and other components, and extending the overall service life of the machine. The chemical addition mechanism allows for controlled chemical treatment via the forward and reverse rotation of the motor, adapting to water quality fluctuations and avoiding chemical waste and secondary pollution. The forward and reverse stirring mechanism effectively eliminates dead zones in the stirring process, improving the uniformity of chemical mixing. It can also adapt to multi-stage treatment needs, enhance reaction efficiency, and better promote the degradation of organic pollutants, resulting in excellent resource utilization treatment effects.