CN203591603U - Sextuple-effect evaporator - Google Patents
Sextuple-effect evaporator Download PDFInfo
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- CN203591603U CN203591603U CN201320778878.9U CN201320778878U CN203591603U CN 203591603 U CN203591603 U CN 203591603U CN 201320778878 U CN201320778878 U CN 201320778878U CN 203591603 U CN203591603 U CN 203591603U
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Abstract
The utility model relates to the field of industrial wastewater treatment, and particularly discloses a sextuple-effect evaporator which is used for carrying out repeated preheating on raw material liquid before the raw material liquid enters into the evaporator by secondary steam produced in all falling film evaporators and high temperature condensed water in a heater and the falling-film evaporators, and carrying out multilayer utilization on an energy source. Repeated evaporation and concentration are performed on industrial wastewater by using all the evaporators, so as to form a concentrated solution with a certain concentration, and finally, evaporation crystallization and recovery to the concentrated solution are performed through two sets of forced-circulation evaporators. The sextuple-effect evaporator provided by the utility model can be widely used for evaporation, concentration and crystallization in various industries, can be used for carrying out effective treatment on salt-containing wastewater in different quality so as to separate out sodium chloride and other chemical products, secondary steam and condensed fluid can also enter into a production process, so as to help to separate out salt materials in the industrial wastewater, heat energy and water sources are saved greatly, and the requirement of zero discharge of industrial wastewater can be met.
Description
Technical field
The utility model belongs to Industrial Wastewater Treatment field, is specifically related to a kind of sextuple-effect evaporation device.
Background technology
Produce concentrated industry as industries such as desalinization, Coal Chemical Industry, fine chemistry industry, thermal power plant, leather manufacture, mining, cement, sugaring, food and drink and agricultural byproducts processings at some waste water, its wastewater discharge is very large, environment is caused to severe contamination, water pollution is presented by putting and face, by earth's surface to underground, the situation being increased the weight of to the continuous depth of large area by basin, directly jeopardize the quality of life of the people in region and healthy, cause serious social contradications, some factories are because cause the pollution of waterhead stopping production that is forced to close the door.For reducing the environmental pollution producing because of industrial wastewater discharge, need new technology and equipment thoroughly to break away from production and--pollute the vicious circle that--producing--pollutes again again, realize real water circulation cleaner production.
Evaporation is one of modern chemical industry unit operations, makes the partial solvent in solution vaporize and remove by the method for heating, to improve the concentration of solution, or separates out and creates conditions for solute.Multi-effect evaporator is widely used in chemical industry, but successful case is less in brine waste is processed, and the water quality of each brine waste enterprise differs greatly, and evaporation process effect and disposal cost also can be different.
Utility model content
For above problem, the purpose of this utility model is to provide a kind of sextuple-effect evaporation device, it can be widely used in the evaporation of various industries, concentrated, crystallization, can effectively process different quality brine wastes, isolate sodium chloride and other chemical products, and indirect steam and condensate liquid also can enter production procedure, in order to help to separate out the salts substances in industrial wastewater, greatly save heat energy and water resource, can reach zero discharge of industrial waste water requirement.
For reaching above object, the utility model is achieved by the following technical solutions.
A kind of sextuple-effect evaporation device, is characterized in that, comprises an effect heater, two effect heaters, triple effect heater, quadruple effect heater, five effect heaters, six effect heaters; Corresponding, an effect falling film evaporator, two effect falling film evaporators, triple effect falling film evaporator, quadruple effect falling film evaporator, five effect forced-circulation evaporators, six effect forced-circulation evaporators; A corresponding effect separator, two effect separators, triple effect separator, quadruple effect separator; An and condenser;
The discharge opening pipeline of a described effect falling film evaporator is communicated with the charging aperture of two effect falling film evaporators, the discharge opening pipeline of two effect falling film evaporators is communicated with the charging aperture of triple effect falling film evaporator, on the pipeline connecting between the discharging opening of two effect falling film evaporators and the charging aperture of triple effect falling film evaporator, be provided with the first valve, the discharge opening pipeline of triple effect falling film evaporator is communicated with the charging aperture of quadruple effect falling film evaporator, and the discharge opening pipeline of quadruple effect falling film evaporator is communicated with concentrated liquid pool; The charging aperture of described five effect forced-circulation evaporators is communicated with concentrated liquid pool by a concentrate material loading main line, and described concentrate material loading main line is provided with the second valve; The discharge opening pipeline of five effect forced-circulation evaporators is communicated with solids mixing liquid A pond; The charging aperture of six effect forced-circulation evaporators is by a filtrate material loading pipeline connection solids mixing liquid A pond, and the discharge opening pipeline of six effect forced-circulation evaporators is communicated with solids mixing liquid B pond;
Described one, two, three, the indirect steam outlet of quadruple effect falling film evaporator respectively pipeline communication corresponding one, two, three, quadruple effect separator; One, two, the outlet of the indirect steam of triple effect separator respectively pipeline communication corresponding two, three, the heating clamber of quadruple effect falling film evaporator, connecting pipe between two effect separators and triple effect falling film evaporator is provided with the 3rd valve, the indirect steam outlet conduit of quadruple effect separator is communicated with the heating clamber of five effect forced-circulation evaporators, connecting pipe between the indirect steam outlet of quadruple effect separator and the heating clamber of five effect forced-circulation evaporators is provided with the 4th valve, the heating clamber of one effect falling film evaporator is communicated with saturated steam pipe, and saturated steam pipe is provided with the 5th valve;
The charging aperture of described six effect heaters is connected with raw material liquid pool, the discharge opening pipeline of six effect heaters is communicated with the charging aperture of five effect heaters, the discharge opening pipeline of five effect heaters is communicated with the charging aperture of quadruple effect heater, the discharge opening pipeline of quadruple effect heater is communicated with the charging aperture of triple effect heater, the discharging opening of triple effect heater enters the charging aperture of two effect heaters, the discharge opening pipeline of two effect heaters is communicated with the charging aperture of an effect heater, the discharge opening pipeline of one effect heater is communicated with the charging aperture of an effect falling film evaporator, connecting pipe between the charging aperture of the discharging opening of one effect heater and an effect falling film evaporator is provided with the 6th valve,
The thermal source entrance of a described effect heater and two effect heaters is connected saturated steam pipe; The thermal source entrance of access triple effect heater after the condensation-water drain pipeline of the condensation-water drain of one effect heater, the condensation-water drain of two effect heaters and an effect falling film evaporator is communicated with; The thermal source entrance of access quadruple effect heater after the two effect condensation-water drains of falling film evaporator and the condensation-water drain pipeline of triple effect falling film evaporator are communicated with; The condensation-water drain pipeline of quadruple effect falling film evaporator is communicated with the thermal source entrance of five effect heaters; The indirect steam outlet conduit of five effect forced-circulation evaporators is communicated with the heating clamber of six effect forced-circulation evaporators; The indirect steam outlet conduit of six effect forced-circulation evaporators is communicated with the thermal source entrance of six effect heaters; Three, the thermal source outlet conduit of four, five effect heaters accesses a condensed water recovery pond after being communicated with; The condensation-water drain pipeline of six effect heaters is communicated with described condensed water recovery pond;
The on-condensible gas outlet of described one, two, six effect heaters connects condenser; One, two, three, the on-condensible gas outlet conduits of the outlet of the on-condensible gas of quadruple effect falling film evaporator and five, six effect forced-circulation evaporators be communicated with after access condenser; The condensation-water drain of condenser connects described condensed water recovery pond.
The feature of technique scheme and further improvement:
The discharging opening of described two effect falling film evaporators is provided with the concentrate recovery tube branch road that connects concentrated liquid pool, and described concentrate recovery tube branch road is provided with the 7th valve.
Between a described effect discharging opening for heater and the charging aperture of triple effect falling film evaporator, be provided with material liquid pipe branch road, described material liquid pipe branch road is provided with the 8th valve.
The charging aperture of described six effect forced-circulation evaporators is provided with the concentrate material loading bye-pass that connects concentrated liquid pool, and described concentrate material loading bye-pass is provided with the 9th valve.
The heating clamber of described triple effect falling film evaporator is provided with saturated steam pipe branch road, and described saturated steam pipe branch road is provided with the tenth valve.
The indirect steam outlet of described two effect separators is provided with two effect indirect steam branch roads, and described two effect indirect steam branch roads connect the heating clamber that the 4th valve leads to five effect forced-circulation evaporators, and two effect indirect steam branch roads are provided with the 11 valve.
The indirect steam outlet of described quadruple effect separator is provided with quadruple effect indirect steam branch road, and described quadruple effect indirect steam bypass line is communicated with the heating clamber of six effect forced-circulation evaporators, and quadruple effect indirect steam branch road is provided with the 12 valve.
Described two effect indirect steam branch roads are communicated with quadruple effect indirect steam branch road.
The beneficial effects of the utility model are, by the repeatedly utilization to the indirect steam producing in each falling film evaporator, and utilize the high-temperature condensation water in heater and falling film evaporator to carry out repeatedly preheating to the material liquid entering before evaporimeter, the energy is carried out to multilayer utilization.By utilizing each evaporimeter to carry out repeatedly evaporation and concentration to industrial wastewater, form certain density concentrate, finally by two groups of forced-circulation evaporators, concentrate is carried out to evaporative crystallization recovery, reach the zero-emission of industrial wastewater.It has also adopted can be by the valve on control piper, front quadruple effect falling film evaporator is divided into two groups of evaporimeters that can be used alone, also rear two effect forced-circulation evaporators can be divided is also two groups of evaporimeters that can be used alone, can carry out the maintenance of rotation flexibly cleaning to equipment, and need not stop the operation of whole evaporimeter.
Accompanying drawing explanation
Below by drawings and Examples, 26S Proteasome Structure and Function of the present utility model is further detailed:
Fig. 1 is the overall pipeline connection diagram of a kind of sextuple-effect evaporation device of the present utility model;
Fig. 2 is material liquid and the concentrate pipeline connection diagram of a kind of sextuple-effect evaporation device of the present utility model;
Fig. 3 is steam, indirect steam and the on-condensible gas pipeline connection diagram of a kind of sextuple-effect evaporation device of the present utility model;
Fig. 4 is the condensate line connection diagram of a kind of sextuple-effect evaporation device of the present utility model.
In above figure: 1a, an effect falling film evaporator; 1b, two effect falling film evaporators; 1c, triple effect falling film evaporator; 1d, quadruple effect falling film evaporator; 2a, an effect separator; 2b, two effect separators; 2c, triple effect separator; 2d, quadruple effect separator; 3a, an effect heater; 3b, two effect heaters; 3c, triple effect heater; 3d, quadruple effect heater; 3e, five effect heaters; 3f, six effect heaters; 4e, five effect forced-circulation evaporators; 4f, six effect forced-circulation evaporators; 5, condenser; 6, saturated steam pipe branch road; 7a, the first valve; 7b, the second valve; 7c, the 3rd valve; 7d, the 4th valve; 7e, the 5th valve; 7f, the 6th valve; 7g, the 7th valve; 7h, the 8th valve; 7i, the 9th valve; 7j, the tenth valve; 7k, the 11 valve; 7l, the 12 valve; 8, two effect indirect steam branch roads; 9, material liquid pipe branch road; 10, concentrate recovery tube branch road; 11, concentrate material loading main line; 12, filtrate material loading pipeline; 13, concentrate material loading bye-pass; 14, quadruple effect indirect steam branch road.
The specific embodiment
With reference to figure 1, a kind of sextuple-effect evaporation device of the present utility model, comprises an effect heater (3a), two effect heaters (3b), triple effect heater (3c), quadruple effect heater (3d), five effect heaters (3e), six effect heaters (3f); A corresponding effect falling film evaporator (1a), two effect falling film evaporators (1b), triple effect falling film evaporator (1c), quadruple effect falling film evaporator (1d), five effect forced-circulation evaporators (4e), six effect forced-circulation evaporators (4f); A corresponding effect separator (2a), two effect separators (2b), triple effect separator (2c), quadruple effect separator (2d), and a condenser (5).
With reference to figure 2, the discharge opening pipeline of one effect falling film evaporator (1a) is communicated with the charging aperture of two effect falling film evaporators (1b), the discharge opening pipeline of two effect falling film evaporators (1b) is communicated with the charging aperture of triple effect falling film evaporator (1c), on the pipeline connecting between the discharging opening of two effect falling film evaporators (1b) and the charging aperture of triple effect falling film evaporator (1c), be provided with the first valve (7a), the discharge opening pipeline of triple effect falling film evaporator (1c) is communicated with the charging aperture of quadruple effect falling film evaporator (1d), the discharge opening pipeline of quadruple effect falling film evaporator (1d) is communicated with concentrated liquid pool.The charging aperture of five effect forced-circulation evaporators (4e) is communicated with concentrated liquid pool by a concentrate material loading main line (11), and concentrate material loading main line (11) is provided with the second valve (7b), on concentrate material loading pipeline (11), is also connected with feeding pump.The discharge opening pipeline of five effect forced-circulation evaporators (4e) is communicated with solids mixing liquid A pond.The charging aperture of six effect forced-circulation evaporators (4f) is communicated with solids mixing liquid A pond by a filtrate material loading pipeline (12), on filtrate material loading pipeline (12), is also connected with feeding pump.The discharge opening pipeline of six effect forced-circulation evaporators (4f) is communicated with solids mixing liquid B pond.
The charging aperture (3f) of six effect heaters is connected with raw material liquid pool, the discharge opening pipeline of six effect heaters (3f) is communicated with the charging aperture of five effect heaters (3e), the discharge opening pipeline of five effect heaters (3e) is communicated with the charging aperture of quadruple effect heater (3d), the discharge opening pipeline of quadruple effect heater (3d) is communicated with the charging aperture of triple effect heater (3c), the discharging opening of triple effect heater (3c) enters the charging aperture of two effect heaters (3b), the discharge opening pipeline of two effect heaters (3b) is communicated with the charging aperture of an effect heater (3a), the discharge opening pipeline of one effect heater (3a) is communicated with the charging aperture of an effect falling film evaporator (1a), connecting pipe between the charging aperture of the discharging opening of one effect heater (3a) and an effect falling film evaporator (1a) is provided with the 6th valve (7f).
Meanwhile, the discharging opening of two effect falling film evaporators (1b) is provided with the concentrate recovery tube branch road (10) that connects concentrated liquid pool, and concentrate recovery tube branch road (10) is provided with the 7th valve (7g).Between the discharging opening of one effect heater (3a) and the charging aperture of triple effect falling film evaporator (1c), be provided with material liquid pipe branch road (9), material liquid pipe branch road (9) is provided with the 8th valve (7h).The charging aperture of six effect forced-circulation evaporators (4f) is provided with the concentrate material loading bye-pass (13) that connects concentrated liquid pool, and concentrate material loading bye-pass (13) is provided with the 9th valve (7i).
With reference to figure 3, dotted line is indirect steam pipeline, one, two, three, the outlet of the indirect steam of quadruple effect falling film evaporator (1a, 1b, 1c, 1d) respectively pipeline communication corresponding one, two, three, quadruple effect separator (2a, 2b, 2c, 2d).One, two, triple effect separator (2a, 2b, the outlet of indirect steam 2c) respectively pipeline communication corresponding two, three, quadruple effect falling film evaporator (1b, 1c, heating clamber 1d), connecting pipe between two effect separators (2b) and triple effect falling film evaporator (1c) is provided with the 3rd valve (7c), the indirect steam outlet conduit of quadruple effect separator (2d) is communicated with the heating clamber of five effect forced-circulation evaporators (4e), connecting pipe between indirect steam outlet and the heating clamber of five effect forced-circulation evaporators (4e) of quadruple effect separator (2d) is provided with the 4th valve (7d), the heating clamber of one effect falling film evaporator (1a) is communicated with saturated steam pipe, saturated steam pipe is provided with the 5th valve (7e).The thermal source entrance of one effect heater (3a) and two effect heaters (3b) is communicated with saturated steam pipe.
One, the on-condensible gas outlet of two, six effect heaters (3a, 3b, 3f) connects condenser (5).One, two, three, the on-condensible gas outlet conduits of the outlet of the on-condensible gas of quadruple effect falling film evaporator (1a, 1b, 1c, 1d) and five, six effect forced-circulation evaporators (4e, 4f) access condensers (5) after being communicated with.The condensation-water drain of condenser (5) connects described condensed water recovery pond.In order to promote sextuple-effect evaporation device of the present utility model in the evaporation in each stage, the vacuum in condenser (5) is-0.088Mpa.
Meanwhile, the heating clamber of triple effect falling film evaporator (1c) is provided with saturated steam pipe branch road (6), and saturated steam pipe branch road (6) is provided with the tenth valve (7j).The indirect steam outlet of two effect separators (2b) is provided with two effect indirect steam branch roads (8), two effect indirect steam branch roads (8) connect the heating clamber that the 4th valve (7d) leads to five effect forced-circulation evaporators (4e), and two effect indirect steam branch roads (8) are provided with the 11 valve (7k).The indirect steam outlet of quadruple effect separator (2d) is provided with quadruple effect indirect steam branch road (14), described quadruple effect indirect steam branch road (14) pipeline communication six is imitated the heating clamber of forced-circulation evaporator (4f), and quadruple effect indirect steam branch road (14) is provided with the 12 valve (7l).Two effect indirect steam branch roads (8) are communicated with quadruple effect indirect steam branch road (14).
The thermal source entrance of access triple effect heater (3c) after being communicated with reference to condensation-water drain, the condensation-water drain of two effect heaters (3b) and the condensation-water drain pipeline of an effect falling film evaporator (1a) of figure 4, one effect heaters (3a).The thermal source entrance of access quadruple effect heater (3d) after two condensation-water drains of effect falling film evaporator (1b) and the condensation-water drain pipeline of triple effect falling film evaporator (1c) are communicated with.The condensation-water drain pipeline of quadruple effect falling film evaporator (1d) is communicated with the thermal source entrance of five effect heaters (3e).The indirect steam outlet conduit of five effect forced-circulation evaporators (4e) is communicated with the heating clamber of six effect forced-circulation evaporators (4f).The indirect steam outlet conduit of six effect forced-circulation evaporators (4f) is communicated with the thermal source entrance of six effect heaters (3f).Three, the thermal source outlet conduit of four, five effect heaters (3c, 3d, 3e) accesses a condensed water recovery pond after being communicated with.The condensation-water drain pipeline of six effect heaters (3f) is communicated with described condensed water recovery pond.The condensation-water drain of condenser (5) connects condensed water recovery pond.
Close the 6th valve (7f), open the 8th valve (7h), the discharging opening of an effect heater (3a) is connected separately the material liquid pipe branch road (9) of the charging aperture that leads to triple effect falling film evaporator (1c).Meanwhile, close the 5th valve (7e), open the tenth valve (7j), the heating clamber of triple effect falling film evaporator (1c) is connected separately saturated steam pipe branch road (6).So, one, two effect falling film evaporators (1a, 1b) be isolated inactive, three, quadruple effect falling film evaporator (1c, 1d) continue operation.Now, can carry out maintenance overhaul or cleaning to one, two effect falling film evaporators (1a, 1b).
Close the first valve (7a), open the 7th valve (7g), the discharging opening of two effect falling film evaporators (1b) is connected separately the concentrate recovery tube branch road (10) that leads to concentrated liquid pool.Simultaneously, close the 3rd valve (7c), open the 11 valve (7k), two effect indirect steam branch roads (8) are connected separately in the indirect steam outlet of two effect separators (2b), and two effect indirect steam branch road (8) pipeline communications five are imitated the heating clamber of forced-circulation evaporator (4e).So, three, quadruple effect falling film evaporator (1c, 1d) be isolated inactive, one, two effect falling film evaporators (1a, 1b) continue operation.Now, can be to three, quadruple effect falling film evaporator (1c, 1d) carries out maintenance overhaul or cleaning.
Close the second valve (7b), open the 9th valve (7i), the charging aperture of six effect forced-circulation evaporators (4f) is connected the concentrate material loading main line (11) that leads to concentrated liquid pool.Close the 4th valve (7d), open the 12 valve (7l), the indirect steam outlet of two effect indirect steam branch roads (8) and quadruple effect separator (2d) can select to connect separately the thermal source entrance of six effect heaters (4f).So, five effect forced-circulation evaporators (4e) are isolated inactive, and six effect forced-circulation evaporators (4f) continue operation.Now, can carry out maintenance overhaul to five effect forced-circulation evaporators (4e) and obtain cleaning.
In the present embodiment, a kind of sextuple-effect evaporation device of utility model is processed a kind of industrial wastewater that contains sodium chloride and hydroxy acid sodium, and this industrial wastewater is just material liquid.Material liquid carries out preheating through six, five, four, three, two, one effect heater (3f, 3e, 3d, 3c, 3b, 3a) successively from raw material liquid pool, material liquid temperature after final preheating is about 95 ℃, the material liquid of 95 ℃ enters in one, two, three, four falling film evaporators (1a, 1b, 1c, 1d) again and carries out evaporation and concentration, that indirect steam and part material liquid enter is corresponding one, two, three, gas-liquid separation in quadruple effect separator (2a, 2b, 2c, 2d).Wherein, an effect falling film evaporation temperature is 110 ℃, and an effect separation temperature is 104 ℃; Two effect falling film evaporation temperature are 100 ℃, and two effect separation temperatures are 92 ℃; Triple effect falling film evaporation temperature is 90 ℃, and triple effect separation temperature is 82 ℃; Quadruple effect falling film evaporation temperature is 80 ℃, and quadruple effect separation temperature is 72 ℃.Front quadruple effect can evaporate the most of moisture in material, and concentration reaches 30% left and right.
Concentrate after quadruple effect evaporation and concentration is pumped to that in five effect forced-circulation evaporators (4e), to carry out forced circulation heating evaporation concentrated, utilize the difference of sodium chloride and glycolic acid sodium content and solubility in concentrate, by sodium chloride evaporation and concentration to hypersaturated state crystallization, in five effect forced-circulation evaporators (4e), oversaturated solids mixing liquid enters in solids mixing liquid A pond and filters, solid after filtration is the sodium chloride that purity is higher, again the liquid after filtering is pumped into in six effect forced-circulation evaporators (4f), to carry out forced circulation heating evaporation concentrated, owing to containing impurity in waste water, for guaranteeing to steam the quality of hydroxy acid sodium and the service life of evaporation equipment, remaining concentrate need evaporate under alkali condition, concentrate enters before evaporimeter, if regulate pH and filter twice pretreatment process.In last six effect forced-circulation evaporators (4f), oversaturated solids mixing liquid enters in solids mixing liquid B pond.In these two processes, five effect falling film evaporation temperature are 70 ℃, and five effect separation temperatures are 62 ℃; Six effect falling film evaporation temperature are 60 ℃, and six effect separation temperatures are 50 ℃; In rear two effect forced circulation are evaporated, concentration can be risen to 39-40% left and right, make its most of soluble-salt crystallization.
Sextuple-effect evaporation device of the present utility model can produce two kinds of condensed waters, and one is the raw steam condensing water producing after an effect heat exchange; The 2nd, the secondary steam condensed water that material produces after heating evaporation.The about 95-100 ℃ of condensed water that one effect heater (3a), two effect heaters (3b) and an effect falling film evaporator (1a) produce.By after above two kinds of condensed waters and material liquid heat exchange, temperature is down to 70-75 ℃, recyclablely re-uses to boiler room; The about 70-75 of the mean temperature ℃ left and right of material liquid and the concentrate indirect steam condensed water two, three, in quadruple effect falling film evaporator (1b, 1c, 1d) and five, six effect forced-circulation evaporators (4e, 4f), after material liquid or concentrate heat exchange, make its temperature be down to 50-55 ℃, then reclaim, as process water.Reach making full use of of condensed water heat energy.
Indirect steam in six effect forced-circulation evaporators (4f), first the material in six effect heaters (3f) carries out heat exchange, utilize the material of 25 ℃ of left and right by a part of indirect steam condensation, the highest 10 ℃ of the temperature of charge that improve, incondensible indirect steam carrys out condensation by condenser (5) again.
Comprehensive above heat energy utilize mode, the steam consumption of this sextuple-effect evaporation device and evaporation capacity ratio are 0.20T/T, more conventional evaporimeter reduction steam consumption 10%.Calculate to design 107 tons of evaporation capacity, 23～35 tons of low-pressure steams of consumption per hour (not needing in line), produce 100～110 tons, water and replace running water for other workshop sections, produce 5～8 tons of salt, COMPREHENSIVE CALCULATING year on-road efficiency be ten thousand yuan of 2500-3000.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are revised and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model also comprises these changes and modification interior.
Claims (8)
1. a sextuple-effect evaporation device, is characterized in that, comprises an effect heater (3a), two effect heaters (3b), triple effect heater (3c), quadruple effect heater (3d), five effect heaters (3e), six effect heaters (3f); Corresponding, an effect falling film evaporator (1a), two effect falling film evaporators (1b), triple effect falling film evaporator (1c), quadruple effect falling film evaporator (1d), five effect forced-circulation evaporators (4e), six effect forced-circulation evaporators (4f); A corresponding effect separator (2a), two effect separators (2b), triple effect separator (2c), quadruple effect separator (2d); An and condenser (5);
The discharge opening pipeline of a described effect falling film evaporator (1a) is communicated with the charging aperture of two effect falling film evaporators (1b), the discharge opening pipeline of two effect falling film evaporators (1b) is communicated with the charging aperture of triple effect falling film evaporator (1c), on the pipeline connecting between the discharging opening of two effect falling film evaporators (1b) and the charging aperture of triple effect falling film evaporator (1c), be provided with the first valve (7a), the discharge opening pipeline of triple effect falling film evaporator (1c) is communicated with the charging aperture of quadruple effect falling film evaporator (1d), and the discharge opening pipeline of quadruple effect falling film evaporator (1d) is communicated with concentrated liquid pool; The charging aperture of described five effect forced-circulation evaporators (4e) is communicated with concentrated liquid pool by a concentrate material loading main line (11), and described concentrate material loading main line (11) is provided with the second valve (7b); The discharge opening pipeline of five effect forced-circulation evaporators (4e) is communicated with solids mixing liquid A pond; The charging aperture of six effect forced-circulation evaporators (4f) is communicated with solids mixing liquid A pond by a filtrate material loading pipeline (12), and the discharge opening pipeline of six effect forced-circulation evaporators (4f) is communicated with solids mixing liquid B pond;
Described one, two, three, the indirect steam outlet of quadruple effect falling film evaporator (1a, 1b, 1c, 1d) respectively pipeline communication corresponding one, two, three, quadruple effect separator (2a, 2b, 2c, 2d), one, two, triple effect separator (2a, 2b, the outlet of indirect steam 2c) respectively pipeline communication corresponding two, three, quadruple effect falling film evaporator (1b, 1c, heating clamber 1d), connecting pipe between two effect separators (2b) and triple effect falling film evaporator (1c) is provided with the 3rd valve (7c), the indirect steam outlet conduit of quadruple effect separator (2d) is communicated with the heating clamber of five effect forced-circulation evaporators (4e), connecting pipe between indirect steam outlet and the heating clamber of five effect forced-circulation evaporators (4e) of quadruple effect separator (2d) is provided with the 4th valve (7d), the heating clamber of one effect falling film evaporator (1a) is communicated with saturated steam pipe, saturated steam pipe is provided with the 5th valve (7e),
The charging aperture (3f) of described six effect heaters is connected with raw material liquid pool, the discharge opening pipeline of six effect heaters (3f) is communicated with the charging aperture of five effect heaters (3e), the discharge opening pipeline of five effect heaters (3e) is communicated with the charging aperture of quadruple effect heater (3d), the discharge opening pipeline of quadruple effect heater (3d) is communicated with the charging aperture of triple effect heater (3c), the discharging opening of triple effect heater (3c) enters the charging aperture of two effect heaters (3b), the discharge opening pipeline of two effect heaters (3b) is communicated with the charging aperture of an effect heater (3a), the discharge opening pipeline of one effect heater (3a) is communicated with the charging aperture of an effect falling film evaporator (1a), connecting pipe between the charging aperture of the discharging opening of one effect heater (3a) and an effect falling film evaporator (1a) is provided with the 6th valve (7f),
The thermal source entrance of a described effect heater (3a) and two effect heaters (3b) is connected saturated steam pipe; The thermal source entrance of access triple effect heater (3c) after the condensation-water drain pipeline of the condensation-water drain of one effect heater (3a), the condensation-water drain of two effect heaters (3b) and an effect falling film evaporator (1a) is communicated with; The thermal source entrance of access quadruple effect heater (3d) after two condensation-water drains of effect falling film evaporator (1b) and the condensation-water drain pipeline of triple effect falling film evaporator (1c) are communicated with; The condensation-water drain pipeline of quadruple effect falling film evaporator (1d) is communicated with the thermal source entrance of five effect heaters (3e); The indirect steam outlet conduit of five effect forced-circulation evaporators (4e) is communicated with the heating clamber of six effect forced-circulation evaporators (4f); The indirect steam outlet conduit of six effect forced-circulation evaporators (4f) is communicated with the thermal source entrance of six effect heaters (3f); Three, the thermal source outlet conduit of four, five effect heaters (3c, 3d, 3e) accesses a condensed water recovery pond after being communicated with; The condensation-water drain pipeline of six effect heaters (3f) is communicated with described condensed water recovery pond;
The on-condensible gas outlet of described one, two, six effect heaters (3a, 3b, 3f) connects condenser (5); One, two, three, the on-condensible gas outlet conduits of the outlet of the on-condensible gas of quadruple effect falling film evaporator (1a, 1b, 1c, 1d) and five, six effect forced-circulation evaporators (4e, 4f) access condensers (5) after being communicated with; The condensation-water drain of condenser (5) connects described condensed water recovery pond.
2. a kind of sextuple-effect evaporation device as claimed in claim 1, it is characterized in that, the discharging opening of described two effect falling film evaporators (1b) is provided with the concentrate recovery tube branch road (10) that connects concentrated liquid pool, and described concentrate recovery tube branch road (10) is provided with the 7th valve (7g).
3. a kind of sextuple-effect evaporation device as claimed in claim 1, it is characterized in that, between the discharging opening of a described effect heater (3a) and the charging aperture of triple effect falling film evaporator (1c), be provided with material liquid pipe branch road (9), described material liquid pipe branch road (9) is provided with the 8th valve (7h).
4. a kind of sextuple-effect evaporation device as claimed in claim 1, it is characterized in that, the charging aperture of described six effect forced-circulation evaporators (4f) is provided with the concentrate material loading bye-pass (13) that connects concentrated liquid pool, and described concentrate material loading bye-pass (13) is provided with the 9th valve (7i).
5. a kind of sextuple-effect evaporation device as claimed in claim 1, is characterized in that, the heating clamber of described triple effect falling film evaporator (1c) is provided with saturated steam pipe branch road (6), and described saturated steam pipe branch road (6) is provided with the tenth valve (7j).
6. a kind of sextuple-effect evaporation device as claimed in claim 1, it is characterized in that, the indirect steam outlet of described two effect separators (2b) is provided with two effect indirect steam branch roads (8), described two effect indirect steam branch roads (8) connect the heating clamber that the 4th valve (7d) leads to five effect forced-circulation evaporators (4e), and two effect indirect steam branch roads (8) are provided with the 11 valve (7k).
7. a kind of sextuple-effect evaporation device as claimed in claim 1, it is characterized in that, the indirect steam outlet of described quadruple effect separator (2d) is provided with quadruple effect indirect steam branch road (14), described quadruple effect indirect steam branch road (14) pipeline communication six is imitated the heating clamber of forced-circulation evaporator (4f), and quadruple effect indirect steam branch road (14) is provided with the 12 valve (7l).
8. as claim 6 or a kind of sextuple-effect evaporation device claimed in claim 7, it is characterized in that, described two effect indirect steam branch roads (8) are communicated with quadruple effect indirect steam branch road (14).
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| CN201320778878.9U CN203591603U (en) | 2013-11-28 | 2013-11-28 | Sextuple-effect evaporator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320778878.9U CN203591603U (en) | 2013-11-28 | 2013-11-28 | Sextuple-effect evaporator |
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| CN203591603U true CN203591603U (en) | 2014-05-14 |
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| CN201320778878.9U Expired - Fee Related CN203591603U (en) | 2013-11-28 | 2013-11-28 | Sextuple-effect evaporator |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014143A (en) * | 2014-05-30 | 2014-09-03 | 江苏嘉泰蒸发结晶设备有限公司 | Multiple-effect evaporation system steam condensation water heat energy reutilizationoun device |
| CN104192927A (en) * | 2014-09-16 | 2014-12-10 | 青岛国标环保有限公司 | Phenol-acetone wastewater evaporation desalting pretreatment process |
| CN104501131A (en) * | 2014-12-08 | 2015-04-08 | 亚洲硅业（青海）有限公司 | Steam condensate recycling device |
| CN107200425A (en) * | 2017-06-06 | 2017-09-26 | 重庆博张机电设备有限公司 | A kind of natural gas sewage combustion gas evaporation concentration device and method |
| CN113769424A (en) * | 2021-09-29 | 2021-12-10 | 重庆博张智能装备有限公司 | Four-effect counter-current falling film evaporation process |
| WO2022037001A1 (en) * | 2020-08-20 | 2022-02-24 | 广东闻扬环境科技有限公司 | Wastewater treatment system |
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- 2013-11-28 CN CN201320778878.9U patent/CN203591603U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104014143A (en) * | 2014-05-30 | 2014-09-03 | 江苏嘉泰蒸发结晶设备有限公司 | Multiple-effect evaporation system steam condensation water heat energy reutilizationoun device |
| CN104192927A (en) * | 2014-09-16 | 2014-12-10 | 青岛国标环保有限公司 | Phenol-acetone wastewater evaporation desalting pretreatment process |
| CN104192927B (en) * | 2014-09-16 | 2016-08-17 | 青岛国标环保有限公司 | Phenol-acetone waste water evaporative desalination pretreating process |
| CN104501131A (en) * | 2014-12-08 | 2015-04-08 | 亚洲硅业（青海）有限公司 | Steam condensate recycling device |
| CN104501131B (en) * | 2014-12-08 | 2016-02-10 | 亚洲硅业（青海）有限公司 | A kind of steam condensate recycle device |
| CN107200425A (en) * | 2017-06-06 | 2017-09-26 | 重庆博张机电设备有限公司 | A kind of natural gas sewage combustion gas evaporation concentration device and method |
| CN107200425B (en) * | 2017-06-06 | 2023-06-02 | 重庆博张机电设备有限公司 | Natural gas sewage and fuel gas evaporation concentration device and method |
| WO2022037001A1 (en) * | 2020-08-20 | 2022-02-24 | 广东闻扬环境科技有限公司 | Wastewater treatment system |
| CN113769424A (en) * | 2021-09-29 | 2021-12-10 | 重庆博张智能装备有限公司 | Four-effect counter-current falling film evaporation process |
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