CN218089012U - Low energy consumption high efficiency wide load adjustable desulfurization high salt waste water drying tower device - Google Patents

Abstract

The application discloses a low-energy-consumption high-efficiency wide-load adjustable desulfurization high-salinity wastewater drying tower device, which comprises a desulfurization high-salinity wastewater evaporation drying tower, wherein a desulfurization high-salinity wastewater atomization device is positioned at the bottom of the desulfurization high-salinity wastewater evaporation drying tower; the inlet high-temperature flue is positioned at the bottom of the desulfurization high-salt wastewater evaporation drying tower, is positioned at one side of the desulfurization high-salt wastewater atomization device close to the bottom of the desulfurization high-salt wastewater evaporation drying tower, and exchanges heat with the desulfurization high-salt wastewater atomized by the desulfurization high-salt wastewater atomization device; enabling the desulfurized high-salt wastewater subjected to heat exchange with the high-temperature flue gas to enter a venturi tube high-speed heat exchange system for accelerating heat exchange, and discharging particulate matters dried by the desulfurized high-salt wastewater from the top of the desulfurized high-salt wastewater evaporation drying tower along with the high-temperature flue gas; waste water evaporation under the different loads is solved in this application, prevents that the high temperature flue gas can not evaporate so that need cause time and cost increase through advanced treatment once more, the excessive scheduling problem of energy consumption.

Description

Low-energy-consumption high-efficiency wide-load adjustable desulfurization high-salinity wastewater drying tower device

Technical Field

The application belongs to the technical field of desulfurization waste water treatment, especially, relate to a low energy consumption high efficiency wide load adjustable desulfurization high salt waste water drying tower device.

Background

Limestone-gypsum wet desulphurization technology is the most widely used desulphurization technology in thermal power plants nowadays, and has the advantages of high desulphurization efficiency and the like, but a large amount of desulphurization wastewater can be discharged periodically in the operation process. The waste water has the characteristics of high salt, high chlorine and strong corrosion, and contains a large amount of suspended matters and heavy metals, which is a difficult point and a key point for the waste water treatment of the thermal power plant, the conventional desulfurization waste water treatment generally adopts treatment processes such as neutralization, flocculation, precipitation, filtration and the like, although the effluent can meet the requirements of 'quality control index of limestone-gypsum wet desulfurization waste water of the thermal power plant' (DL/T887-2020), the treated effluent still is high-chloride ion, high-salt and waste water containing trace heavy metals, and has great pollution to the environment, and the thermal power plant can not be completely consumed, so the deep treatment problem of the desulfurization waste water becomes an urgent problem to be solved by the coal-fired power plant, but the conventional high-salt waste water deep treatment process has high drying investment, high operation cost and unadjustable load.

SUMMERY OF THE UTILITY MODEL

To above-mentioned problem, this application embodiment provides a wide load adjustable desulfurization high salt waste water drying tower device of low energy consumption high efficiency for the reaction tower of handling desulfurization waste water solves waste water evaporation under the different loads, prevents that the high temperature flue gas can not evaporate so that need cause time and cost increase through advanced treatment once more, the excessive scheduling problem of energy consumption, technical scheme is as follows:

the application provides a wide load adjustable desulfurization high salt waste water drying tower device of low energy consumption high efficiency includes desulfurization high salt waste water evaporation drying tower, and desulfurization high salt waste water atomizing device is located the bottom of desulfurization high salt waste water evaporation drying tower to carry the desulfurization high salt waste water after the atomizing to desulfurization high salt waste water evaporation drying tower; the inlet high-temperature flue is positioned at the bottom of the desulfurization high-salt wastewater evaporation drying tower and at one side of the desulfurization high-salt wastewater atomization device close to the bottom of the desulfurization high-salt wastewater evaporation drying tower so as to convey high-temperature flue gas to the desulfurization high-salt wastewater evaporation drying tower and exchange heat with the desulfurization high-salt wastewater atomized by the desulfurization high-salt wastewater atomization device; wherein, desulfurization high salt waste water atomizing device keeps away from one side of desulfurization high salt waste water evaporation drying tower bottom is equipped with venturi high-speed heat transfer system, gets into with the desulfurization high salt waste water after the high temperature flue gas heat transfer venturi high-speed heat transfer system exchanges heat with higher speed, and particulate matter after the drying of desulfurization high salt waste water follows along with the high temperature flue gas desulfurization high salt waste water evaporation drying tower top is discharged.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable wide load provided by an embodiment, the device further comprises an adjustable load adherence air system, which is located on one side of the venturi tube high-speed heat exchange system away from the bottom of the desulfurization high-salt wastewater evaporation drying tower and is annularly arranged on the outer wall of the desulfurization high-salt wastewater evaporation drying tower, so as to convey high-temperature flue gas into the desulfurization high-salt wastewater evaporation drying tower and prevent salt content which is not completely dried in the desulfurization high-salt wastewater from hanging on the wall.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable wide load provided by an embodiment, the adjustable load adherence air system comprises a bypass air inlet pipe, the bypass air inlet pipe is annularly arranged on the outer wall of the desulfurization high-salt wastewater evaporation drying tower, and the bypass air inlet pipe is communicated with the inlet high-temperature flue so as to convey high-temperature flue gas into the desulfurization high-salt wastewater evaporation drying tower.

For example, in the desulfurization high-salinity wastewater drying tower device with low energy consumption, high efficiency and adjustable load, a plurality of layers of bypass air inlet pipes are arranged on the outer wall of the desulfurization high-salinity wastewater evaporation drying tower.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by one embodiment, a plurality of tangential bypass air inlet pipes are arranged on the bypass air inlet pipes, and the tangential bypass air inlet pipes are tangential to the outer wall of the desulfurization high-salt wastewater evaporation drying tower, so that high-temperature flue gas passing through the tangential bypass air inlet pipes tangentially enters the desulfurization high-salt wastewater evaporation drying tower.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable load, an included angle between the tangential bypass air inlet pipe and the outer wall of the desulfurization high-salt wastewater evaporation drying tower is 10-35 °.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable wide load provided by an embodiment, four tangential bypass air inlet pipes are arranged on each layer of the bypass air inlet pipe and are uniformly distributed on the outer wall of the desulfurization high-salt wastewater evaporation drying tower.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by one embodiment, the device further comprises a tower wall ash remover, and the tower wall ash remover is arranged on the outer wall of the desulfurization high-salt wastewater evaporation drying tower.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by one embodiment, a plurality of layers of the desulfurization high-salt wastewater evaporation and atomization devices are arranged on the bottom side wall of the desulfurization high-salt wastewater evaporation and drying tower, and the desulfurization high-salt wastewater evaporation and atomization devices are arranged in a forward flow and reverse flow combination manner.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable wide load provided by an embodiment, a high-temperature flue gas outlet is arranged at the top of the desulfurization high-salt wastewater evaporation drying tower, and particulate matters dried by the desulfurization high-salt wastewater are discharged from the high-temperature flue gas outlet along with the high-temperature flue gas.

The utility model provides a low energy consumption high efficiency wide load adjustable desulfurization high salt waste water drying tower device and method bring beneficial effect does: the application utilizes high-temperature flue gas or hot secondary air with high temperature and low humidity to exchange heat energy, kinetic energy and potential energy with atomized fog drops of the desulfurized high-salt wastewater, so that the desulfurized high-salt wastewater is evaporated efficiently and rapidly; the reaction tower for treating the desulfurization wastewater has the characteristics of simple process, simplicity in operation, low investment, small occupied area, small system resistance and the like, is convenient to clean, overhaul and maintain, solves the problem of wastewater evaporation under different loads, and prevents the problems that high-temperature flue gas cannot be evaporated to cause time and cost increase through advanced treatment once more, and the energy consumption is excessive and the like.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a front view of an evaporative drying tower for desulphurized high salinity wastewater according to the present application;

FIG. 2 is a side view of the evaporative drying tower for desulfurization of high-salinity wastewater in accordance with the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

The application provides a wide load adjustable desulfurization high salt waste water drying tower device of low energy consumption high efficiency, as shown in fig. 1-2, including desulfurization high salt waste water evaporation drying tower 6, desulfurization high salt waste water atomizing device 2 and import high temperature flue 1, desulfurization high salt waste water atomizing device 2 is located the bottom of desulfurization high salt waste water evaporation drying tower 6, in order to desulfurization high salt waste water evaporation drying tower 6 carries the desulfurization high salt waste water after the atomizing, import high temperature flue 1 is located the bottom of desulfurization high salt waste water evaporation drying tower 6, and is located desulfurization high salt waste water atomizing device 2 is close to one side of desulfurization high salt waste water evaporation drying tower 6 bottom, in order to desulfurization high salt waste water evaporation drying tower 6 carry high temperature flue gas, and with the desulfurization high salt waste water heat transfer after the atomizing device 2 atomizing of desulfurization high salt waste water; wherein, desulfurization high salt waste water atomizing device 2 is kept away from one side of 6 bottoms of desulfurization high salt waste water evaporation drying tower is equipped with venturi tube high-speed heat transfer system 3, and the desulfurization high salt waste water after exchanging heat with the high temperature flue gas gets into venturi tube high-speed heat transfer system 3 exchanges heat with higher speed, and particulate matter after the drying of desulfurization high salt waste water follows the high temperature flue gas and is discharged at 6 tops of desulfurization high salt waste water evaporation drying tower. According to the embodiment, the high-temperature flue gas or the hot secondary air with high temperature and low humidity is used for exchanging heat energy, kinetic energy and potential energy with atomized fog drops of the desulfurized high-salt wastewater, and the desulfurized high-salt wastewater is evaporated efficiently and rapidly.

Wherein, through setting up several venturi high-speed heat transfer system 3 at 6 throats of desulfurization high salt waste water evaporation drying tower, desulfurization high salt waste water warp 2 nozzle atomizing backs of desulfurization high salt waste water atomizing device, reentrant venturi high-speed heat transfer system 3 reaches flash evaporation, mixing and dry purpose with high temperature flue gas heat transfer with higher speed.

Wherein, desulfurization high salt waste water atomizing device 2 arranges in 6 choke inlet positions of larynx of desulfurization high salt waste water evaporation drying tower, increases the disturbance, and the mixing height is even. Because the pressure loss of the desulfurization high-salinity wastewater evaporation drying tower 6 is mainly concentrated at the throat part, when the desulfurization high-salinity wastewater evaporation drying tower 6 runs at a high load, part of flue gas directly passes through the throat part through a bypass to reduce the pressure loss, thereby achieving the purposes of ensuring the drying effect, preventing a dry interface and a wet interface from being adhered to a wall, saving energy and reducing consumption.

The utility model provides a wide load adjustable desulfurization high salt waste water drying tower device of low energy consumption high efficiency solves waste water evaporation under the different loads for the reaction tower that is used for handling desulfurization waste water, prevents that the high temperature flue gas can not evaporate so that need cause time and cost increase through advanced treatment once more, the excessive scheduling problem of energy consumption.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable wide load provided by an embodiment, as shown in fig. 1-2, the device further includes an adjustable load adherence air system 4, which is located on one side of the venturi tube high-speed heat exchange system 3 away from the bottom of the desulfurization high-salt wastewater evaporation drying tower 6 and is annularly arranged on the outer wall of the desulfurization high-salt wastewater evaporation drying tower 6, so as to convey high-temperature flue gas into the desulfurization high-salt wastewater evaporation drying tower 6, and prevent salt which is not completely dried in the desulfurization high-salt wastewater from adhering to the wall.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable wide load provided in an embodiment, as shown in fig. 1-2, the adjustable load adherence air system 4 includes a bypass air inlet pipe, the bypass air inlet pipe is annularly disposed on the outer wall of the desulfurization high-salt wastewater evaporation drying tower 6, and the bypass air inlet pipe is communicated with the inlet high-temperature flue 1 to convey high-temperature flue gas into the desulfurization high-salt wastewater evaporation drying tower 6.

For example, in the desulfurization high-salinity wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by one embodiment, as shown in fig. 1-2, a plurality of layers of bypass air inlet pipes are arranged on the outer wall of the desulfurization high-salinity wastewater evaporation drying tower 6.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by an embodiment, as shown in fig. 1-2, a plurality of tangential bypass air inlet pipes are arranged on the bypass air inlet pipes, and the tangential bypass air inlet pipes are tangential to the outer wall of the desulfurization high-salt wastewater evaporation drying tower 6, so that high-temperature flue gas passing through the tangential bypass air inlet pipes enters the desulfurization high-salt wastewater evaporation drying tower 6 tangentially. According to the embodiment, the flue gas passing through the bypass tangentially enters the desulfurization high-salinity wastewater evaporation drying tower 6, so that the flow field in the drying tower can be stabilized, the drying retention time is prolonged, and the high-efficiency evaporation is realized.

For example, in the desulfurization high-salinity wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by one embodiment, as shown in fig. 1-2, the included angle between the tangential bypass air inlet pipe and the outer wall of the desulfurization high-salinity wastewater evaporation drying tower 6 is 10 ° to 35 °. According to the embodiment, the tangential bypass air inlet pipe is arranged to have a certain inclination angle, so that the drying tower has the adjusting capacity of adapting to wide load of 50-110% and has the blowing function of the tower wall of the drying tower, the undried salt is prevented from being adhered to the wall, and the scaling risk is reduced to the maximum extent.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by an embodiment, as shown in fig. 1-2, four tangential bypass inlet pipes are arranged on each layer of the bypass inlet pipe and are uniformly distributed on the outer wall of the desulfurization high-salt wastewater evaporation drying tower 6.

According to the embodiment, the adjustable-load wall-attached air system 4 is arranged on the desulfurization high-salinity wastewater evaporation drying tower 6, and the desulfurization high-salinity wastewater evaporation drying tower 6 is designed when operating at a low load, so that the high-load operation requirement can be met. The resistance can be adjusted according to the requirement of the amount of the evaporated wastewater under different loads, the operation load range of the desulfurization high-salinity wastewater evaporation drying tower 6 is increased, and the adaptability of the drying process to the load is improved. By arranging the multilayer annular four-side tangential bypass air inlet pipe on the upper part of the Venturi tube high-speed heat exchange system 3, when the desulfurization high-salt wastewater evaporation drying tower 6 runs at full load, the four-side bypasses are all opened; when the low-load operation is carried out, all the bypasses at four sides are closed; and when the intermediate load runs, determining the number of the opened bypasses according to the flow. The resistance can also be adjusted according to different loads, the operation range of the desulfurization high-salinity wastewater evaporation drying tower 6 is enlarged, and the adaptability of the drying process to wide loads is improved. Compared with a solution for reducing the diameter of the throat pipe, the method is more energy-saving, and can ensure that the operating pressure loss of the empty tower is always stable at 150-200 Pa under different operating loads.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by an embodiment, as shown in fig. 1-2, a tower wall ash remover 5 is further included, and the tower wall ash remover 5 is arranged on the outer wall of the desulfurization high-salt wastewater evaporation drying tower 6. According to the embodiment, the wall adhesion blowing air and the wall ash remover 5 of the desulfurization high-salt wastewater evaporation drying tower are arranged around the desulfurization high-salt wastewater evaporation drying tower 6, so that incompletely dried fog drops are prevented from adhering to the wall on a dry and wet interface.

For example, in the desulfurization high-salinity wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by one embodiment, as shown in fig. 1-2, a plurality of layers of the desulfurization high-salinity wastewater evaporation and atomization devices 2 are arranged on the side wall of the bottom of the desulfurization high-salinity wastewater evaporation and drying tower 6, and the desulfurization high-salinity wastewater evaporation and atomization devices 2 are arranged in a combination of forward flow and reverse flow. The downstream arrangement prevents blockage, and the countercurrent forms convection with a high-temperature heat source, so that efficient heat exchange is facilitated. The atomized fog drops of the desulfurization waste water atomization device 2 are less than 50um, the particles atomized by the desulfurization waste water atomization device 2 are uniform, the size of the fog drops is 50-100 um, so that the contact area of liquid and surrounding media is increased, the atomized fine particles are accelerated again through a Venturi, and the atomized fine particles are fully mixed and subjected to heat exchange, so that the purposes of rapid evaporation, mixing and drying are achieved; desulfurization waste water atomizing device 2 arranges the lower part of several venturi high-speed heat transfer system 3 in, gets into venturi high-speed heat transfer system 3, adopts the following current and combines to arrange against the current, and the following current is arranged and is prevented blockking up, forms the convection current with the high temperature heat source against the current, more does benefit to high-efficient heat transfer, and heat, quality, momentum exchange process between droplet and the dry media go on more rapidly.

For example, in the desulfurization high-salt wastewater drying tower device with low energy consumption, high efficiency and adjustable load provided by an embodiment, as shown in fig. 1-2, a high-temperature flue gas outlet 7 is arranged at the top of the desulfurization high-salt wastewater evaporation drying tower 6, particles dried by the desulfurization high-salt wastewater are discharged from the high-temperature flue gas outlet 7 along with the high-temperature flue gas, and the dried particles are discharged along with the flue gas, so that the residue in the tower is reduced.

In the low-energy-consumption high-efficiency wide-load-adjustable desulfurization high-salt wastewater drying tower device, as shown in fig. 1-2, a desulfurization high-salt wastewater atomizing device 2 is arranged below the center of a Venturi tube high-speed heat exchange system 3, desulfurization high-salt wastewater enters a desulfurization high-salt wastewater evaporation drying tower 6 through the desulfurization high-salt wastewater atomizing device 2 in a countercurrent manner, enters the Venturi tube high-speed heat exchange system 3 for accelerated heat exchange after being subjected to countercurrent heat exchange with high-temperature flue gas, then enters the desulfurization high-salt wastewater evaporation drying tower 6 for evaporation, and a plurality of adjustable-load wall-attached air systems 4 are arranged on the desulfurization high-salt wastewater evaporation drying tower 6, so that the wide-load adjustment of the treatment capacity of the drying tower can be carried out by 50-110%, and salt suspension of incomplete drying can be prevented; 6 bodies of desulfurization high salt waste water evaporation drying tower are vertical, the below of desulfurization high salt waste water evaporation drying tower 6, the middle part is equipped with a plurality of high temperature flue gas import, desulfurization waste water gets into 6 lower parts of desulfurization high salt waste water evaporation drying tower desulfurization waste water atomizing device 2 atomizing blowout entering venturi high-speed heat transfer system 3, the inside below of high temperature flue gas import is equipped with desulfurization waste water import, at first pass through desulfurization waste water import with desulfurization waste water, the desulfurization waste water import outside penetrates import high temperature flue 1, import high temperature flue 1 gas velocity of flow is at 7 ~ 10 ms, the design value of the flow equalizing speed is 3.5 ms ~ 5 ms in desulfurization high salt waste water evaporation drying tower 6, import high temperature flue 1 department is equipped with adjustable load adherence wind system 4, the tower wall is located to the ring, tangential all around admits air, be the consequent rotation relation between the direction that the tangential admits air and the vertically direction, the high temperature exhanst gas outlet, the water content design value is: 8-20%, the application range of the high-temperature flue gas temperature is 300-500 ℃, the range of the flue gas temperature after denitration is 320-380 ℃, or the range of the hot secondary air of the boiler is 250-350 ℃, and the gas-liquid ratio of the high-temperature flue gas amount to the desulfurization wastewater feeding amount is 10: 1-15: 1.

The utility model provides a wide load adjustable desulfurization high salt waste water drying tower device of low energy consumption high efficiency utilizes the drying tower of high temperature flue gas evaporation desulfurization waste water, and is not high to handling quality of water, and desulfurization waste water is directly dried after the triplex case is handled, has simplified processing technology greatly, has reduced the input cost, utilizes the high temperature and the low humidity of the drying tower body and the flue gas of high temperature flue gas evaporation desulfurization waste water, completion evaporation process that can be high-efficient rapid.

Although embodiments of the present application have been disclosed for illustrative purposes, those skilled in the art will recognize that: various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims.

Claims (10)

1. The utility model provides a low energy consumption high efficiency wide load adjustable desulfurization high salt waste water drying tower device which characterized in that includes:

a desulfurization high-salinity wastewater evaporation drying tower;

the desulfurization high-salinity wastewater atomization device is positioned at the bottom of the desulfurization high-salinity wastewater evaporation drying tower and used for conveying atomized desulfurization high-salinity wastewater to the desulfurization high-salinity wastewater evaporation drying tower;

the inlet high-temperature flue is positioned at the bottom of the desulfurization high-salt wastewater evaporation drying tower and at one side of the desulfurization high-salt wastewater atomization device close to the bottom of the desulfurization high-salt wastewater evaporation drying tower so as to convey high-temperature flue gas to the desulfurization high-salt wastewater evaporation drying tower and exchange heat with the desulfurization high-salt wastewater atomized by the desulfurization high-salt wastewater atomization device;

wherein, desulfurization high salt waste water atomizing device keeps away from one side of desulfurization high salt waste water evaporation drying tower bottom is equipped with venturi high-speed heat transfer system, and the desulfurization high salt waste water after the heat transfer with high temperature flue gas gets into venturi high-speed heat transfer system accelerates the heat transfer, and particulate matter after the drying of desulfurization high salt waste water follows with the high temperature flue gas the discharge of desulfurization high salt waste water evaporation drying tower top.

2. The low energy consumption, high efficiency and wide load adjustable desulfurization high salt waste water drying tower device of claim 1, further comprising an adjustable load adherence air system, located at one side of the venturi tube high-speed heat exchange system, which is far away from the bottom of the desulfurization high salt waste water evaporation drying tower, and annularly arranged on the outer wall of the desulfurization high salt waste water evaporation drying tower so as to convey high-temperature flue gas into the desulfurization high salt waste water evaporation drying tower, thereby preventing incompletely dried salt in the desulfurization high salt waste water from hanging on the wall.

3. The low-energy consumption high-efficiency wide-load adjustable desulfurization high-salinity wastewater drying tower device according to claim 2, wherein the adjustable-load adherence air system comprises a bypass air inlet pipe, the bypass air inlet pipe is annularly arranged on the outer wall of the desulfurization high-salinity wastewater evaporation drying tower, and the bypass air inlet pipe is communicated with the inlet high-temperature flue so as to convey high-temperature flue gas into the desulfurization high-salinity wastewater evaporation drying tower.

4. The desulfurization high-salinity wastewater drying tower device with low energy consumption, high efficiency and adjustable load according to claim 3, characterized in that a plurality of layers of said bypass air inlet pipes are arranged on the outer wall of said desulfurization high-salinity wastewater evaporation drying tower.

5. The low-energy consumption high-efficiency wide-load adjustable desulfurization high-salinity wastewater drying tower device according to claim 4, characterized in that a plurality of tangential bypass inlet pipes are arranged on the bypass inlet pipes, and the tangential bypass inlet pipes are tangential to the outer wall of the desulfurization high-salinity wastewater evaporative drying tower, so that the high-temperature flue gas passing through the tangential bypass inlet pipes tangentially enters the desulfurization high-salinity wastewater evaporative drying tower.

6. The desulfurization high-salinity wastewater drying tower device with low energy consumption, high efficiency and adjustable load according to claim 5, characterized in that the included angle between the tangential bypass air inlet pipe and the outer wall of the desulfurization high-salinity wastewater evaporation drying tower is 10-35 °.

7. The tower apparatus of claim 6, wherein four tangential bypass inlet pipes are disposed on each layer of the bypass inlet pipe and uniformly distributed on the outer wall of the tower.

8. The low-energy consumption high-efficiency wide-load adjustable desulfurization high-salinity wastewater drying tower device according to claim 1, characterized in that it further comprises a tower wall ash remover, and the tower wall ash remover is arranged on the outer wall of the desulfurization high-salinity wastewater evaporation drying tower.

9. The low-energy consumption high-efficiency wide-load adjustable desulfurization high-salinity wastewater drying tower device according to claim 1, characterized in that a plurality of layers of the desulfurization high-salinity wastewater evaporation atomization device are arranged on the bottom side wall of the desulfurization high-salinity wastewater evaporation drying tower, and the desulfurization high-salinity wastewater evaporation atomization device is arranged by combining forward flow and reverse flow.

10. The low-energy consumption high-efficiency wide-load adjustable desulfurization high-salinity wastewater drying tower device according to claim 1, characterized in that a high-temperature flue gas outlet is arranged at the top of the desulfurization high-salinity wastewater evaporation drying tower, and the particles dried by the desulfurization high-salinity wastewater are discharged from the high-temperature flue gas outlet along with the high-temperature flue gas.

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