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40results about How to "Guaranteed evaporation efficiency" patented technology

Control method of air conditioning system and air conditioning system.

The invention relates to the technical field of air conditioners, in particular to a control method of an air conditioning system and the air conditioning system. The control method and the air conditioning system aim to solve the problems that the heat exchange efficiency of a refrigerant and chilled water in an existing air conditioner refrigeration system is low and the chilled water is likelyto be frozen. The invention provides the control method of the air conditioning system and the air conditioning system for solving the problem. The obtained actual evaporation temperature of a whole machine evaporator of the air conditioning system is compared with a preset temperature, and the evaporation temperature of the whole machine evaporator is adjusted based on the comparison result, so that when the evaporation temperature of the whole machine evaporator is maintained within a certain preset temperature scope, the evaporation efficiency of the whole machine evaporator is maintained at a high level, and the problem that the chilled water is frozen due to excessively low evaporation temperature can be avoided. Therefore, the evaporation efficiency of the whole machine evaporator isensured by controlling the evaporation temperature of the whole machine evaporator, the chilled water in the air conditioning system can be prevented from being frozen, and the use experience of a user is improved.
Owner:QINGDAO HAIER AIR CONDITIONING ELECTRONICS CO LTD +1

Vapor deposition method and vapor deposition device

The invention provides a vapor deposition method which comprises the following steps: an evaporation source evaporates vapor deposition material granules toward a transfer printing substrate to form an intermediate material layer on the surface of the transfer printing substrate, wherein the surface area of the vapor deposition material granules received by the transfer printing substrate is greater than the area of the outlet of the evaporation source; and the transfer printing substrate is heated to perform vapor deposition on the intermediate material layer on the transfer printing substrate toward the target substrate, wherein the temperature of the heated transfer printing substrate is lower than that of the evaporation source. Correspondingly, the invention also provides a vapor deposition device. The vapor deposition method can reduce the influence of high temperature on the target substrate, and enhances the vapor deposition precision.
Owner:BOE TECH GRP CO LTD

Double-layer composite aerogel for inhibiting biofilm formation, preparation method and application thereof

ActiveCN110105632AGood compression and rebound performanceMaintain shape integritySteam generation using solar heatLayered structureGraphite oxide
The invention discloses a double-layer composite aerogel for inhibiting biofilm formation, a preparation method and application. The double-layer composite aerogel includes a porous graphene oxide layered structure, a chitosan oriented pore structure and antibacterial particles. The porous graphene oxide layered structure is located at the top of the chitosan oriented pore structure, and the antibacterial particles are evenly distributed on the pore inner wall of the chitosan oriented pore structure. The double-layer composite aerogel for inhibiting biofilm formation has an evaporation capacity of 13.5kgh<-1>m<-2> and evaporation efficiency of 90.8% under illumination intensity of 10kW / m<2>. The double-layer composite aerogel for inhibiting biofilm formation provided by the invention has stable structure and good biological inhibition effect, ensures smooth water channels, guarantees evaporation efficiency and has good recyclability.
Owner:HEFEI UNIV OF TECH

Chemical experiment stable steam flow generating device

The invention relates to a chemical experiment stable steam flow generating device, and effectively solves the problem that a temperature-controlled steam flow generating device is not suitable for reagents with active properties. According to the technical scheme, a plurality of transverse plates, which are arranged up and down at intervals, and an inclined plate are arranged in a shell; the inclined plate is located at the uppermost position, the middle chamber is divided into a plurality of independent evaporation chambers by the inclined plate and the transverse plates; a first vertical pipe capable of moving up and down penetrates through the lowest position of the inclined plate, a through hole is formed in the side wall of the first vertical pipe, a second vertical pipe penetrates through each transverse plate, a vertical groove is formed in the side wall of each second vertical pipe, and the liquid levels on the transverse plates and the inclined plate can be adjusted by adjusting the height of the first vertical pipe and the opening height of the vertical grooves, so that the evaporation area can be adjusted. The steam concentration is controlled by controlling the evaporation area, so that the situation of reagent decomposition or chemical property change caused by temperature change is avoided.
Owner:浙江森太化工股份有限公司

Efficient scraper film evaporation device

The invention relates to an efficient scraper film evaporation device. The device is characterized in that a gear motor is arranged at the upper end of a separation chamber; the lower end of the separation chamber is connected with a gas-liquid separator; the bottom end of the gas-liquid separator is connected to an evaporator barrel; a rotating shaft is coaxially arranged in the evaporator barrel; the rotating shaft penetrates through the gas-liquid separator and the separation chamber and is connected to the end part of the motor shaft of the gear motor; a liquid distributor and a scraper are sequentially arranged on the rotating shaft in the evaporator barrel, a conical end socket is arranged at the bottom end of the evaporator barrel, a concentrated material outlet is formed in the bottom end of the conical end socket, a feeding port is formed in the evaporator barrel and located at the upper end of the liquid distributor, and an air outlet is formed in the upper end of the gas-liquid separator. The efficient scraper film evaporation device is scientific and reasonable in structural design, reasonable in liquid distribution and uniform in film formation, evaporation heat transfer can be improved, secondary steam entrainment is avoided, and the evaporation efficiency is improved.
Owner:TIANJIN UNIVERSITY OF SCIENCE AND TECHNOLOGY

Radioactive waste liquid evaporator liquid level control system and method

The invention discloses a radioactive waste liquid evaporator liquid level control system and method. The radioactive waste liquid evaporator liquid level control system comprises a liquid level main control loop, a liquid level feedforward control loop and a feeding flow control loop. The feeding flow control loop is used for carrying out constant-value flow feeding on the preheater; after the liquid level in the evaporator is changed due to disturbance, the liquid level main control loop adjusts the feeding constant value flow of the preheater and the amount of saturated steam injected into the evaporator so as to recover the liquid level; the liquid level feed-forward control loop introduces secondary steam flow after gas-liquid separation of the evaporator into the liquid level main control loop as disturbance variable; and a safe, reliable and efficient adjusting system with evaporator liquid level control as the center and a liquid level feedforward control loop and a feeding flow control loop as the auxiliary is adopted, so that the anti-interference capacity of the control system is improved, the high stability of the evaporator liquid level is achieved, the purification quality and evaporation efficiency of secondary steam are guaranteed, and the process safety of evaporator equipment is improved.
Owner:NUCLEAR POWER INSTITUTE OF CHINA

Low-temperature vacuum evaporation equipment

The present application relates to low-temperature vacuum evaporation equipment comprising: an integrated evaporation tank as a distillation main body, wherein the integrated evaporation tank is internally divided into a first space and a second space, the second space being arranged above the first space; a first heat exchanger arranged in the first space, wherein after liquid in the first space is heated by the first heat exchanger, steam is formed and enters the second space; a second heat exchanger arranged in the second space, wherein after steam in the second space is condensed by the second heat exchanger, liquid is formed and stored in the second space; a distilled water tank connected with the integrated evaporation tank; a heat pump system connected with the first heat exchanger and the second heat exchanger; and a pressure reducing device used for vacuumizing the integrated evaporation tank. According to the low-temperature vacuum evaporation equipment, the occupied area and the cost of the equipment are reduced while the evaporation efficiency and the effluent quality are ensured.
Owner:昆山威胜达环保设备有限公司

MVR (Mechanical Vapor Recompression) system with external energy compensation

The invention provides an MVR (Mechanical Vapor Recompression) system with external energy compensation and belongs to the technical field of industrial evaporation or concentration. The MVR system comprises a water inlet pump, a heat exchanger, a water inlet valve, a circulating water pump, an evaporator, a compensation heating device, an MVR steam compressor, a water outlet pump and the like. According to the MVR system, secondary steam is subjected to residual heat recycling by utilizing an MVR steam compressor and an external heat source is provided for startup and normal operation of an MVR steam compression and recycling system by adopting the compensation heating device, so that the startup problem of an existing MVR evaporation and concentration system is solved, the problem that the persistence is poor, caused by the fact that zero loss cannot be realized is solved, and disadvantages that raw steam is directly introduced so that steam with different pressure is inconvenient tomix and switch and the like are also overcome, so that the stability, persistence, reliability and efficiency of the operation of the MVR system are effectively improved. The whole system has the advantages of small size, low cost, less energy requirements, simplicity in operation, energy saving and environment protection and the like and is very suitable for being popularized and applied in a large scale.
Owner:HARBIN UNIV OF SCI & TECH +1

Sewage treatment plant for temporary prefabricated house

The invention discloses a sewage treatment plant for a temporary prefabricated house, belonging to the field of sewage treatment. The sewage treatment plant for the temporary prefabricated house comprises a base plate, an evaporative cylinder arranged on and fixedly connected with the base plate, and a water inlet pipe arranged on and fixedly connected with the evaporative cylinder. The sewage treatment plant provided by the invention can realize gradual heating evaporation of water in a heat-conducting rotating cylinder; the heat-conducting rotating cylinder can rotate, so during rotation of the heat-conducting rotating cylinder, a part of water in the heat-conducting rotating cylinder passes through filter membranes on the heat-conducting rotating cylinder under the action of centrifugal force and blown to evaporation ring pieces located on the inner wall of the heat-conducting rotating cylinder; the evaporation ring pieces carry out evaporation on the water; a drawing fan draws off heat produced by stainless steel heating plates and a stainless steel heating base plate, and the heat is conveyed to sewage in the heat-conducting rotating cylinder by an air conveying pipe, so evaporation efficiency is further improved; steam obtained after evaporation is treated by a condenser so as to produce clear water; and an operator discharges the clear water obtained after treatment. The sewage treatment plant is labor-saving and time-saving in treatment of sewage from the temporary prefabricated house, and is convenient for operation and waste water treatment.
Owner:徐州腾盛新型建材有限公司

Fan structure capable of increasing air inlet amount, evaporator component capable of increasing air inlet amount and noise reduction humidifier

The invention discloses a fan structure capable of increasing the air inlet amount, an evaporator component capable of increasing the air inlet amount and a noise reduction humidifier. The fan structure comprises a cross-flow fan, and an air supply area is arranged in the cross-flow fan. A first axial flow fan and a second axial flow fan are correspondingly mounted at the two ends of the cross-flow fan. The air supply directions of the first axial flow fan and the second axial flow fan are both facing the interior of the cross-flow fan. The fan structure is used for being mounted in the evaporator component so as to reduce the rotating speed and noise of a fan while the humidification efficiency is ensured.
Owner:CHENGDU AIMBON INTELLIGENT TECH CO LTD

High-salinity wastewater treatment equipment and sewage treatment method

The invention discloses high-salinity wastewater treatment equipment and a sewage treatment method. The high-salinity wastewater treatment equipment comprises a plurality of heat exchange pipe units arranged in a shell, wherein a steam inlet and a steam outlet are formed in the shell, a spraying pipe is arranged in the top of the shell, a movable supporting mechanism is movably arranged in the shell, a containing cavity is formed in the side wall of the shell, a rotary driving mechanism is arranged in the containing cavity, the outer wall of the heat exchange pipe is sleeved with an external cleaning mechanism, a first driving mechanism is arranged in the shell, a shifting mechanism is arranged on the first driving mechanism, an internal cleaning mechanism is arranged in the heat exchange pipe, a second driving mechanism is arranged in the heat exchange pipe, and a linkage mechanism is arranged at one end of the shell. The equipment is simple in structure, and can effectively remove crystals on the surface of the heat exchange pipe and scales on the inner wall of the heat exchange pipe, so that the heat exchange efficiency of the heat exchange pipe is effectively guaranteed, and the evaporation efficiency of high-salinity wastewater is improved.
Owner:广东港荣水务科技有限公司

Evaporation source feeding device and evaporation source feeding method

The invention relates to the technical field of evaporation, and discloses an evaporation source feeding device and an evaporation source feeding method. The evaporation source feeding device comprises an evaporation assembly, a driving assembly, a pre-evaporation probe, an evaporation probe and a control module, wherein the evaporation assembly comprises a working station used for evaporation and a waiting station used for pre-evaporation; heating assemblies are arranged on the working station and the waiting station; crucibles are arranged in the heating assemblies; the heating assembly located at the waiting station can pre-evaporate materials in the crucible on the heating assembly to a preset evaporation rate; the driving assembly is used for driving the heating assemblies on the working station and the waiting station to change positions; the pre-evaporation probe is used for detecting the evaporation rate of the materials on the waiting station; the evaporation probe is used for detecting the evaporation rate of the materials on the working station; and the control module is used for controlling the evaporation assembly, the driving assembly, the pre-evaporation probe or the evaporation probe to execute a preset action according to a preset instruction or an operation instruction. According to the evaporation source feeding device and the evaporation source feeding method provided by the invention, continuous evaporation can be achieved through the evaporation assembly, and the evaporation efficiency is improved.
Owner:JITRI INST OF ORGANIC OPTOELECTRONICS CO LTD

Rapeseed oil processing technology

The invention discloses a rapeseed oil processing technology. The rapeseed oil processing technology comprises preparation of rapeseeds, cleaning, softening, flaking, steaming and frying, pre-pressing, pre-pressing of crude oil, filtering, and acquisition of crude rapeseed oil. The step of cleaning comprises the following procedures: 1, dividing the rapeseeds into three parts, wherein the size ofone part is equal to the volume of a target cleaning device as; 2, putting the first part of rapeseeds into the target cleaning device, injecting clear water into the target cleaning device, then starting the target cleaning device for cleaning, and discharging sewage in the target cleaning device after cleaning; 3, injecting clear water into the target cleaning device, then starting the target cleaning device for secondary cleaning, and after the cleaning is completed, discharging and collecting sewage obtained after the secondary cleaning; and (4) putting the second part of the rapeseeds into a target cleaning device. The invention relates to the technical field of edible oil processing equipment, and the rapeseed oil processing technology can save energy and water resources, improves environmental protection benefits, and better meets use requirements.
Owner:湖南四季油脂有限公司

Stable chemical vapor flow generator

The invention relates to a stable chemical steam flow generating device, which effectively solves the problem that the temperature-controlled steam flow generating device is not suitable for active reagents; plate and a slant plate, the slant plate is located at the top, the slant plate and a plurality of horizontal plates divide the middle chamber into multiple evaporation chambers, the lowest part of the slant plate is pierced with a first vertical tube that can move up and down, the first vertical tube A second through hole is opened on the side wall of the tube, a second vertical tube is pierced on each horizontal plate, a third through hole and a fourth through hole higher than the third through hole are opened on the side wall of the second vertical tube, The third through hole can be opened and closed. The opening of the third through hole can quickly drain the reagent in the evaporation chamber. By adjusting the height of the second through hole and the opening and closing of the third through hole, the liquid on the horizontal plate and the inclined plate can be adjusted. surface area; the present invention controls the steam concentration by controlling the evaporation area to avoid the situation that the temperature change causes the decomposition of the reagent or the change of the chemical property.
Owner:SHANXI UNIV

Cooling method of combined water film evaporative air conditioner in subway station

The invention relates to a combined water film evaporative air-conditioning cooling device for a subway station. The current subway air-conditioning ventilation system is high in energy consumption, large in size, and high in engineering investment and operation cost. The device is provided with air inflow distribution control valves, a circulating water pump, water film evaporative cooling module units, an air-water separator and an air outflow collecting cover sequentially in an air inflow direction, wherein the water film evaporative cooling module units, a guide groove, the air-water separator and the air outflow collecting cover are connected into a detachable mobile water collecting tank. The combined water film evaporative air-conditioning cooling device is based on a water film evaporative cold source-free air-conditioning principle of heat and humidity exchange; a modular structure form is adopted, so that the device is convenient to transport, mount, and maintain, simple in system, flexible to control, and high in adaptability, and operates flexibly; the detachable mobile water collecting tank and the air-water separator are convenient to clean periodically, so that bacterial growth is reduced; the quality of treated air is improved; the loss of circulating water is reduced; the water treatment expense and operation cost are lowered; and a water resource is saved.
Owner:CHINA RAILWAY FIRST SURVEY & DESIGN INST GRP

Chemical experiment stable steam flow generator

The invention relates to a stable steam flow generating device for chemical experiments, which effectively solves the problem that the temperature-controlled steam flow generating device is not suitable for active reagents; the technical solution includes multiple horizontal plates arranged at intervals up and down in the housing and A slanted plate, the slanted plate is located at the top, the slanted plate and multiple horizontal plates divide the middle chamber into multiple independent evaporation chambers, the lowest part of the slanted plate is pierced with a first vertical tube that can move up and down, the first vertical tube There are through holes on the side wall of the pipe, a second vertical pipe is pierced on each horizontal plate, and a vertical groove is provided on the side wall of the second vertical pipe. By adjusting the height of the first vertical pipe and the opening height of the vertical groove, the Adjust the liquid level on the horizontal plate and the inclined plate, thereby adjusting the evaporation area; the invention controls the vapor concentration by controlling the evaporation area, avoiding the decomposition of reagents or the change of chemical properties caused by temperature changes.
Owner:浙江森太化工股份有限公司

Waste solvent recycling device

The invention belongs to the technical field of solvent recycling, and more specifically discloses a waste solvent recycling device. The waste solvent recycling device comprises a raw material feedingunit, a distillation unit, and a condensation unit; the distillation unit comprises a pedestal, a rotating cylinder, a spiral barrel, and a differential mechanism; the side wall of the rotating cylinder and the side wall of the spiral barrel are provided with sandwich layers; the spiral barrel is rotatingly arranged in the rotating cylinder; the sandwich layer on one end of the rotating cylinderis communicated with the sandwich layer of the spiral barrel; the rotating cylinder is rotatingly arranged on the pedestal; one end of the rotating cylinder is designed to be tapered, and the other end is designed to be cylindrical; the external wall of the spiral barrel is provided with spiral blades; one end of the spiral barrel is connected with a feed pipe; a doctor blade is arranged in the spiral barrel in a sliding manner; a pressure valve is arranged on the doctor blade; the spiral barrel and the doctor blade are connected via a spring; the spiral barrel is provided with a discharge hole; one end of the rotating cylinder is provided with a solid output pipe, and the other end is provided with a gas liquid outlet pipe. The waste solvent recycling device is used for recycling waste solvent; in distillation treatment, adhesion of colloid materials onto the internal wall of the distillation unit is avoided, and influences on normal operation of distillation are avoided.
Owner:XINZHONGTIAN ENVIRONMENTAL PROTECTION

Fruit core crisp production device and preparation process thereof

According to the technical scheme, afruit core crisp production device is characterized by comprising a stir-frying device, a smashing device, a mixing and stirring device, a stirring evaporation device, a refrigeration device, a vacuum filter, an extraction device, a mold and an oven, wherein the stirring evaporation devices comprise a first stirring evaporation device and a second stirring evaporation device; wherein the first stirring and evaporating device is used for stirring and evaporating filtrate into high-concentration mixed liquid, and the second stirring and evaporating device is used for preparing high-concentration mixed evaporative crystallization component powder prepared by the first stirring and evaporating device. The device has the advantages that the fruit core crisps are high in nutritive value and good in taste, the requirements of different customers for taste can be met, the stirring evaporation efficiency is high during production, and production is stable.
Owner:黄彬彬

Waste Solvent Recycling Unit

The invention belongs to the technical field of solvent recycling, and more specifically discloses a waste solvent recycling device. The waste solvent recycling device comprises a raw material feedingunit, a distillation unit, and a condensation unit; the distillation unit comprises a pedestal, a rotating cylinder, a spiral barrel, and a differential mechanism; the side wall of the rotating cylinder and the side wall of the spiral barrel are provided with sandwich layers; the spiral barrel is rotatingly arranged in the rotating cylinder; the sandwich layer on one end of the rotating cylinderis communicated with the sandwich layer of the spiral barrel; the rotating cylinder is rotatingly arranged on the pedestal; one end of the rotating cylinder is designed to be tapered, and the other end is designed to be cylindrical; the external wall of the spiral barrel is provided with spiral blades; one end of the spiral barrel is connected with a feed pipe; a doctor blade is arranged in the spiral barrel in a sliding manner; a pressure valve is arranged on the doctor blade; the spiral barrel and the doctor blade are connected via a spring; the spiral barrel is provided with a discharge hole; one end of the rotating cylinder is provided with a solid output pipe, and the other end is provided with a gas liquid outlet pipe. The waste solvent recycling device is used for recycling waste solvent; in distillation treatment, adhesion of colloid materials onto the internal wall of the distillation unit is avoided, and influences on normal operation of distillation are avoided.
Owner:XINZHONGTIAN ENVIRONMENTAL PROTECTION

A waste water utilization and flue gas emission reduction system based on solar energy

A waste water utilization and flue gas emission reduction system based on solar energy. The single-effect evaporation pool is connected to the entrance of the channel A-A of the high-efficiency winding heat exchanger through the water vapor pipeline; the solar photovoltaic power generation panel is connected to the battery pack and the single-effect The heating pipe in the evaporation pool is connected; there are two-fluid atomizing nozzles and humidity sensors inside the liquid agglomeration chamber. The outlet of the high-temperature dry flue gas pipeline is connected to the inlet of the channel B-B of the high-efficiency winding heat exchanger through the expansion valve, and the outlet of the channel B-B of the high-efficiency winding heat exchanger It is connected to the flue gas inlet; the air compressor is connected to the air inlet of the two-fluid atomizing nozzle, and the liquid inlet of the two-fluid atomizing nozzle is connected to the outlet of channel A-A of the high-efficiency winding heat exchanger through a throttle valve. The system can improve the removal effect of fine particles in flue gas, and can reduce energy consumption in wastewater treatment.
Owner:XUZHOU UNIV OF TECH

Evaporation source

The invention provides an evaporation source which comprises a nozzle, a container and a fixing device, the container is fixed in the fixing device, the container is used for containing an evaporation material, and the evaporation material is sublimated to the nozzle from the container in the first direction; the container is provided with a first cavity and a second cavity, the first cavity and the second cavity are connected and communicated with each other in the first direction, and the first cavity and the second cavity extend in the second direction perpendicular to the first direction; the maximum inner diameter of the first cavity is smaller than the maximum inner diameter of the second cavity in the third direction perpendicular to the first direction and the second direction. According to the evaporation source, the evaporation area of an evaporation material can be increased, meanwhile, the islanding effect in the evaporation process is effectively avoided, disassembly and maintenance are convenient, overall replacement of components is avoided, and the maintenance cost in the production process is reduced.
Owner:SHANGHAI SHINSEE OPTOELECTRONICS TECH CO LTD

Self-adjusting evaporator

The invention relates to the technical field of evaporation equipment, in particular to a self-adjusting evaporator, which comprises: a heat source; a liquid storage component disposed facing the heat source; and an evaporation component arranged between the heat source and the liquid storage component, wherein the evaporation component is attached to the liquid storage component, the liquid storage component is provided with a liquid storage core capable of sucking a cooling liquid, the evaporation component is provided with an evaporation core, and the evaporation core makes contact with the liquid storage core, so that the evaporation core can suck liquid in the liquid storage core. According to the self-adjusting evaporator, a cooling liquid can be continuously and appropriately provided for main evaporation components of the evaporator, so that the evaporation efficiency can be ensured, and the working condition of variable heat loads can be coped; and the smoothness of the escape process of bubbles generated by liquid boiling can be improved, so that heat transfer deterioration can be avoided.
Owner:北京微焓科技有限公司 +1

Near-zero emission system for deep treatment of coking strong brine

The invention discloses a near-zero emission system for deep treatment of coking strong brine. The near-zero emission system comprises an adjusting tank system, a DTRO pretreatment system, a filter, a DTRO membrane concentration system, a water production tank, a concentrated water tank, an evaporation pretreatment system, an evaporation crystallization system, a mother liquor drying system, a sludge temporary storage tank, a sludge concentration tank and a sludge treatment system, wherein the adjusting tank system, the DTRO pretreatment system, the filter, the DTRO membrane concentration system, the concentrated water tank, the evaporation pretreatment system, the evaporation crystallization system and the mother liquor drying system are communicated in sequence; the DTRO pretreatment system and the evaporation pretreatment system are both communicated with the sludge temporary storage tank; the sludge temporary storage tank, the sludge concentration tank and the sludge treatment system are communicated in sequence; and the filter and the sludge concentration tank are both communicated with the adjusting tank system.
Owner:北京航天环境工程有限公司

An evaporation system for wastewater treatment equipment

The invention provides an evaporation system of wastewater treatment equipment, and belongs to the technical field of environmental engineering. The evaporation system of the wastewater treatment equipment solves the problem that the evaporation efficiency of the evaporation system of the existing wastewater treatment equipment is low. The evaporation system of the wastewater treatment equipment of the improved structure comprises an evaporation chamber, wherein a plurality of layers of flow guide grooves are fixed in the evaporation chamber; the evaporation chamber is integrally sealed; the evaporation chamber is provided with an air inlet positioned at the lower part and an air outlet positioned at the upper part; each flow guide groove is in a flat plate shape; a water inlet structure is arranged above the flow guide groove at the uppermost layer; a water discharging opening is formed under the flow guide groove positioned at the bottommost layer; the groove surface of each flow guide groove is in upward arrangement; the water outlet end of the flow guide groove at the upper layer and the water inlet end of the adjacent flow guide groove at the lower layer are positioned at the same side; the water outlet end of each flow guide groove is provided with a first baffle plate for blocking wastewater, and is also provided with a plurality of water outlet holes through which the wastewater passes. The evaporation system of the wastewater treatment equipment of the improved structure has the advantages that the evaporation efficiency is high, and the evaporation effect is good.
Owner:阮卜琴

A sewage treatment device for temporary prefabricated houses

The invention discloses a sewage treatment plant for a temporary prefabricated house, belonging to the field of sewage treatment. The sewage treatment plant for the temporary prefabricated house comprises a base plate, an evaporative cylinder arranged on and fixedly connected with the base plate, and a water inlet pipe arranged on and fixedly connected with the evaporative cylinder. The sewage treatment plant provided by the invention can realize gradual heating evaporation of water in a heat-conducting rotating cylinder; the heat-conducting rotating cylinder can rotate, so during rotation of the heat-conducting rotating cylinder, a part of water in the heat-conducting rotating cylinder passes through filter membranes on the heat-conducting rotating cylinder under the action of centrifugal force and blown to evaporation ring pieces located on the inner wall of the heat-conducting rotating cylinder; the evaporation ring pieces carry out evaporation on the water; a drawing fan draws off heat produced by stainless steel heating plates and a stainless steel heating base plate, and the heat is conveyed to sewage in the heat-conducting rotating cylinder by an air conveying pipe, so evaporation efficiency is further improved; steam obtained after evaporation is treated by a condenser so as to produce clear water; and an operator discharges the clear water obtained after treatment. The sewage treatment plant is labor-saving and time-saving in treatment of sewage from the temporary prefabricated house, and is convenient for operation and waste water treatment.
Owner:徐州腾盛新型建材有限公司

Stable chemical vapor stream generating device

The invention relates to a stable chemical steam flow generating device. The problem that a temperature-controlled steam flow generating device is not suitable for reagents with active properties is effectively solved. According to the technical scheme, the device comprises a shell, a plurality of transverse plates which are arranged up and down at intervals and an inclined plate are arranged in the shell; the inclined plate is located at uppermost position, the middle chamber is divided into a plurality of evaporation chambers by the inclined plate and the transverse plates; a first verticalpipe capable of moving up and down penetrates through the lowest part of the inclined plate; a second through hole is formed in the side wall of the first vertical pipe; a second vertical pipe is arranged on each transverse plate in a penetrating manner; a third through hole and a fourth through hole higher than the third through hole are formed in the side wall of the second vertical pipe, the third through hole can be opened and closed, a reagent in the evaporation chamber can be quickly emptied by opening the third through hole, and the liquid level areas on the transverse plate and the inclined plate can be adjusted by adjusting the height of the second through hole and opening and closing the third through hole; the steam concentration is controlled by controlling the evaporation area, so that the condition of reagent decomposition or chemical property change caused by temperature change is avoided.
Owner:SHANXI UNIV

Novel MVR rotating-film evaporator

The invention belongs to the technical field of evaporators, and particularly relates to a novel MVR rotating-film evaporator. The novel MVR rotating-film evaporator structurally comprises a tank body, a vapor-liquid separator, a secondary rotating film atomization device, a primary rotating film atomization device and a vapor-liquid damping net are sequentially arranged in the tank body from top to bottom, a vacuum evaporation area is formed in the tank body on the upper portion of the vapor-liquid separator, and a rotating film atomization area is formed in the tank body between the vapor-liquid separator and the vapor-liquid damping net. A concentrated liquid collection area is formed in the tank body below the vapor-liquid damping net, and the secondary rotating film atomization device and the primary rotating film atomization device are both located in the rotating film atomization area and used for spraying out feed liquid and vapor in a spiral atomization mode. According to the invention, the rotating-film atomization area can atomize and disperse feed liquid and steam in a water film shape, so that the feed liquid and the steam can be uniformly contacted, mixed and heated, and the upper area of the vapor-liquid separator and the upper area between the vapor-liquid separator and the secondary rotating film atomization device are in a micro-negative pressure state, so that the boiling point of the feed liquid can be reduced, and the evaporation efficiency of the feed liquid is improved.
Owner:SHANDONG JIUTAI ENVIRONMENTAL PROTECTION TECH

Horizontal recovery tank for recovering ethanol from alcohol sediments

The invention provides a horizontal recovery tank for recovering ethanol from alcohol sediments, which can recover ethanol more efficiently and reduce the ethanol purchasing cost of pharmaceutical enterprises, and the alcohol sediments are dissolved without pollution after being recovered by ethanol and are directly discharged from sewage, thereby properly solving the problem of environmental pollution of the alcohol sediments. The horizontal recovery tank comprises a horizontal tank body, the top of the horizontal tank body is provided with a feeding port used for feeding alcohol sediments and an outlet used for leading out ethanol steam, a rotating shaft is arranged in the horizontal tank body, a stirring paddle used for rolling the alcohol sediments is arranged on the rotating shaft, and the stirring paddle comprises a connecting base connected with the rotating shaft. A plurality of stirring blades are arranged on the end face of the connecting base in an annular array mode, and aplurality of heating pipes are arranged in a hollowed-out area between the stirring blades and the rotating shaft.
Owner:GUANGDONG HUAZHOU TRADITIONAL CHINESE MEDICINE FACTORY PHARMA

Production method of electronic grade sulfuric acid

The invention discloses a production method of electronic-grade sulfuric acid, which belongs to the technical field of electronic chemical production. The production method includes normal temperature absorption conversion, negative pressure low-temperature evaporation, low temperature absorption and temperature-increasing degassing steps, wherein the normal temperature absorption conversion is to absorb the sulfur trioxide in the furnace gas through concentrated sulfuric acid to obtain fuming sulfuric acid, and then use the fuming sulfuric acid Oxidative transformation of hydrogen peroxide aqueous solution; wherein the negative pressure low-temperature evaporation is to use an evaporation purification device to evaporate sulfur trioxide gas without boiling the liquid under the condition of low-temperature hot water below 50 ° C as the heating medium; Low-temperature absorption is absorption with ultra-pure water or ultra-pure sulfuric acid at low temperature; temperature-increasing degassing is the process of removing gas in a liquid at a temperature slightly higher than normal temperature. The production method can ensure the safety of operation while obtaining high-quality electronic-grade sulfuric acid and ensuring the output and efficiency.
Owner:联仕新材料(苏州)股份有限公司
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