CN114890491A - System for seawater desalination - Google Patents

System for seawater desalination Download PDF

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Publication number
CN114890491A
CN114890491A CN202210321212.4A CN202210321212A CN114890491A CN 114890491 A CN114890491 A CN 114890491A CN 202210321212 A CN202210321212 A CN 202210321212A CN 114890491 A CN114890491 A CN 114890491A
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seawater desalination
seawater
water
production line
communicated
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CN114890491B (en
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陈超鹤
张正
胡立江
张继东
翟新明
陈志勇
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Hebei Fengyue Energy Technology Co ltd
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Hebei Fengyue Energy Technology Co ltd
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/02Treatment of water, waste water, or sewage by heating
    • C02F1/04Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/16Treatment of water, waste water, or sewage by heating by distillation or evaporation using waste heat from other processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/08Seawater, e.g. for desalination
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination

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  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)

Abstract

The invention relates to the technical field of seawater desalination, and provides a system for seawater desalination, which can fully utilize energy sources and reduce energy loss to a certain extent, seawater cooling return water of a condenser is transformed and used by a power plant pipeline and is converged into a membrane method and a hot method water inlet pipeline before entering a cooling tower, seawater to be treated is preheated, the water yield of the system is improved, secondary heating energy consumption is reduced, residual strong brine after seawater desalination treatment can be transferred to a salt field, the primary evaporation link of salt making can be reduced, the system comprises a finished water pipe, a blast furnace, a power plant, a sintered ring cooling machine and a seawater desalination production line, the blast furnace is provided with a slag flushing water pipe communicated with the seawater desalination production line, the power plant is provided with the condenser communicated with the seawater desalination production line, the sintered ring cooling machine is provided with an air supply box, the seawater desalination production line is communicated with a water taking pipe and a strong brine discharge pipe, the strong brine discharge pipe is communicated with a salt field, and the finished product water pipe is communicated with a seawater desalination production line.

Description

System for seawater desalination
Technical Field
The invention relates to the technical field of seawater desalination, in particular to a system for seawater desalination.
Background
As is known, all lives of water life sources are water-borne sprites, no water life exists, most of organisms and plants living on land can not be nourished by fresh water, the fresh water resource on the earth has small proportion, how to fully utilize seawater becomes a big problem about future development, the salt content in seawater is high, and therefore the seawater needs to be treated before being applied to various aspects, and seawater desalination is one link of the seawater desalination, so that a system for seawater desalination is provided to assist in realizing seawater desalination treatment.
Through retrieval, a Chinese patent with publication number CN102976421B issued 7/9/2014 discloses a seawater desalination system, which is roughly described as comprising a condenser, a multi-effect evaporator, a material water pipe and a finished product water pipe, wherein the multi-effect evaporator, the material water pipe and the finished product water pipe are connected in series, the material water pipe is communicated with a material water outlet of the condenser and a material water inlet of the multi-effect evaporator, the finished product water pipe is communicated with a finished product water outlet of the multi-effect evaporator and a finished product water inlet of the condenser, the seawater desalination system also comprises a heat exchanger, a material water channel and a finished product water channel are arranged in the heat exchanger, the material water pipe is communicated with the material water channel, the finished product water pipe is communicated with the finished product water channel, the multi-effect evaporator comprises a first effect evaporator, a second effect evaporator, a third effect evaporator, a fourth effect evaporator, a fifth effect evaporator, a sixth effect evaporator, a seventh effect evaporator and an eighth effect evaporator which are arranged in sequence, the finished water pipe comprises a first finished water pipe and a second finished water pipe, the first finished water pipe is used for communicating a first effect evaporator, a second effect evaporator, a third effect evaporator and a fourth effect evaporator with a condenser, the second finished water pipe is used for communicating a fifth effect evaporator, a sixth effect evaporator, a seventh effect evaporator and an eighth effect evaporator with the condenser, the first finished water pipe is communicated with a finished water channel, the material water pipe comprises a first material water pipe and a second material water pipe, the first material water pipe is communicated with the first effect evaporator, the second effect evaporator, the third effect evaporator and the fourth effect evaporator, the second material water pipe is communicated with the fifth effect evaporator, the sixth effect evaporator, the seventh effect evaporator and the eighth effect evaporator, the heat exchanger is communicated between the first material water pipe and the second material water pipe, and when the finished water pipe is used, the heat exchanger is arranged, so that the waste heat of the finished water can be fully utilized to heat the material water, thereby reducing the amount of heating steam used.
Although the above-mentioned prior art scheme can realize desalination treatment of seawater, along with the development of human civilization, energy problems and ecological problems are more and more concerned by people, so how to fully utilize energy, reduce energy consumption, reduce discharge, and reduce the influence on ecology while desalinating seawater becomes a point that needs further optimization on the existing seawater desalination scheme.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a system for seawater desalination, which can fully utilize heat carried in waste gas on air coolers matched with blast furnace slag flushing water, sintered ring coolers and the like, thereby achieving the purposes of fully utilizing energy and reducing energy loss, and uses condenser seawater cooling return water to enter a membrane method and a hot method water inlet pipeline before entering a cooling tower through pipeline transformation of a power plant, so as to preheat seawater to be treated, improve the water yield of the system, reduce secondary heating energy consumption, transfer residual strong brine after seawater desalination treatment to a salt field, and reduce the link of evaporation in the initial salt making stage.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a system for sea water desalination, includes the finished product water pipe, still includes blast furnace, power plant, cold machine of sintered ring and sea water desalination production line, the blast furnace is supporting to have the cinder flushing water pipe, just the cinder flushing water pipe communicates with sea water desalination production line, the condenser is installed to the power plant, condenser and sea water desalination production line intercommunication, the cold machine of sintered ring is supporting to have the supply-air box, and the 90 ℃ hot water that utilizes the supply-air box to produce supplies the sea water desalination production line to use, and sea water desalination production line intercommunication has intake pipe and strong brine discharge pipe, and strong brine discharge pipe intercommunication has the salt field, finished product water pipe and sea water desalination production line intercommunication.
On the basis of the scheme, the preferable seawater desalination production line comprises a composite seawater desalination production line matched with thermoelectric coupling and thermal membrane coupling.
On the basis of the scheme, the thermoelectric coupling is used for utilizing a self-generating circulating cooling system to lift original seawater at the temperature of-2 ℃ to 15-20 ℃ in winter, the original seawater is supplied for seawater desalination in the thermoelectric coupling process, and the design flow is 7800 tons/hour.
On the basis of the scheme, the thermal film coupling is that cooling water of a summer thermal method is cooled by a self-built cooling tower to cool the seawater at 41 degrees to 31 degrees for seawater desalination in a summer thermal film coupling process, and the cooling capacity is 7200 tons/hour.
On the basis of the scheme, the blast furnace is matched with a high-temperature slag-water heat exchanger to recover the heat of the slag water at 90-95 ℃ in the blast furnace, the recovered heat is provided for a seawater desalination production line to realize low-temperature evaporation for seawater desalination, the circulating water amount is 6000 tons/h, the pressure is 0.35Mpa, and the temperature of the inlet return water is 86-65 ℃.
As a further proposal, the blast furnace is internally provided with a waste heat slag-water heat exchanger which recycles the heat energy between 86 ℃ and 65 ℃ in the blast furnace, and the strong brine after the seawater desalination and cooling by the thermal method is continuously used as the heat source in the thermoelectric coupling process, thereby solving the problem of waste heat resource waste of slag flushing water outside the heating season.
As a further proposal, the air supply box is matched with a shell-and-tube heat exchanger, the exhaust temperature of the flue gas of the air supply box reaches over 300 ℃ in the operation process of the sintering ring cooling machine, the shell-and-tube heat exchanger exchanges heat between high-temperature flue gas and circulating water, the circulating water amount is 400 tons/hour, and the recovered heat amount is 36 MW.
As a further aspect of the above scheme, the condenser is communicated with the seawater desalination production line through an external pipeline, and an electric valve for controlling flow is installed on the external pipeline, with a design quantity of 7800 tons/hour.
(III) advantageous effects
Compared with the prior art, the invention provides a system for seawater desalination, which has the following beneficial effects:
1. according to the invention, blast furnace slag flushing water is used as a heat source, seawater desalination is driven by low-temperature waste heat to desalinate seawater by a membrane method, two technologies of thermoelectricity coupling and hot membrane coupling are used together to supplement each other, slag water heat at 90-95 ℃ is recovered by a high-temperature slag water heat exchanger, the recovered heat is provided for seawater to be evaporated at low temperature to realize seawater desalination, the circulating water amount is 6000 tons/h, the pressure is 0.35MPa, and the temperature of inlet return water is 86-65 ℃, so that the energy saving and high efficiency of seawater desalination are realized.
2. In the invention, the low-temperature slag flushing water in the blast furnace is fully utilized, the heat energy between 86 and 65 ℃ is completely recycled, and the strong brine after the hot seawater desalination and cooling is continuously used as the heat source in the hot film coupling process, thereby solving the problem of waste heat resource waste of the slag flushing water outside the heating season.
3. According to the invention, by combining the current operation situation of the sintering ring cooling machine, the high-temperature waste gas on the air supply box in the cooling fan matched with the sintering ring cooling machine is fully utilized, the shell-and-tube heat exchanger is used for carrying out heat exchange on the high-temperature waste gas and circulating water, the circulating water amount is 400 tons/hour, the heat is recovered by 36MW, and the recovered heat is utilized for a seawater desalination production line, so that the purposes of saving energy and reducing consumption are achieved.
4. According to the invention, the condenser is used for cooling seawater to return water to a matched cooling tower in the power plant and then the water is merged into a water inlet pipeline of a seawater desalination production line by reforming a power plant pipeline, so that the water yield of the system is improved, the problem that the water yield is influenced by low original seawater temperature in winter is solved, and the secondary heating energy consumption is reduced.
5. In the invention, the strong brine produced by the seawater desalination production line is discharged to the salt field through the strong brine discharge pipe, so that the initial evaporation link in the salt manufacturing process in the salt field is reduced, and the salt manufacturing investment and the salt manufacturing period are reduced.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;
FIG. 4 is a schematic plan view of the connection of the present invention as a whole;
fig. 5 is a schematic perspective view of another angle of the present invention.
In the figure: 1. a finished water pipe; 2. a blast furnace; 3. a power plant; 4. sintering the circular cooler; 5. a seawater desalination production line; 6. a slag flushing water pipe; 7. a condenser; 8. an air supply box; 9. a water intake pipe; 10. a strong brine discharge pipe; 11. a salt field; 12. a high-temperature slag-water heat exchanger; 13. a waste heat slag-water heat exchanger; 14. a shell-and-tube heat exchanger; 15. is externally connected with a pipeline.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Examples
Referring to fig. 1-5, to achieve the above object, the present invention provides the following technical solutions: a system for seawater desalination comprises a finished water pipe 1, a blast furnace 2, a power plant 3, a sintering circular cooler 4 and a seawater desalination production line 5, wherein the seawater desalination production line 5 comprises a composite seawater desalination production line 5 matched with thermoelectric coupling and thermal film coupling technologies, thermoelectric coupling is realized by utilizing a self-generating circulating cooling system to lift original seawater at a temperature of-2 ℃ to a temperature of 15-20 ℃ in winter, the original seawater is supplied for seawater desalination in the thermoelectric coupling technology, the design flow is 7800 tons/hour, cooling water of a thermal film coupling method in summer is cooled by utilizing a self-built cooling tower to cool seawater at a temperature of 41 ℃ to 31 ℃ for seawater desalination in the thermal film coupling technology in summer, the cooling capacity is 7200 tons/hour, the auxiliary use of the thermoelectric coupling and the thermal film coupling technologies is realized, the purpose of stable seawater treatment in four seasons is achieved, and the blast furnace 2, The power plant 3 and the sintering circular cooler 4 are both matched with a seawater desalination production line 5, the blast furnace 2 is matched with a slag flushing water pipe 6, the slag flushing water pipe 6 is communicated with the seawater desalination production line 5, the blast furnace 2 is matched with a high-temperature slag water heat exchanger 12 to realize the recovery of the heat of the slag water at 90-95 ℃ in the blast furnace 2, the recovered heat is provided for the seawater desalination production line 5 to realize the seawater desalination by low-temperature evaporation, the circulating water quantity is 6000 tons/h, the pressure is 0.35Mpa, the temperature of the water inlet return is 86-65 ℃, the heat of the slag water at 90-95 ℃ is recovered by the high-temperature slag water heat exchanger 12, the recovered heat is provided for the seawater to realize the seawater desalination by low-temperature evaporation, the circulating water quantity is 6000 tons/h, the pressure is 0.35Mpa, the temperature of the water inlet return is 86-65 ℃, thereby realizing the energy saving and the high efficiency of the seawater desalination, the blast furnace 2 is matched with a waste heat slag-water heat exchanger 13, the waste heat slag-water heat exchanger 13 recycles all heat energy between 86 ℃ and 65 ℃ in the blast furnace 2, strong brine cooled by thermal seawater desalination is continuously used as a heat source in a thermoelectric coupling process, the problem of waste of slag-flushing water waste heat resources outside the heating season is solved, low-temperature slag-flushing water in the blast furnace 2 is fully utilized, heat energy between 86 ℃ and 65 ℃ is fully recycled, strong brine cooled by thermal seawater desalination is continuously used as a heat source in a thermal film coupling process, the problem of waste of slag-flushing water waste heat resources outside the heating season is solved, a condenser 7 is arranged on a power plant 3 and communicated with a seawater desalination production line 5, seawater cooling backwater is merged into a seawater desalination production line 5 before entering a matched cooling tower in the power plant 3 through the condenser 7 after pipeline transformation of the power plant 3, the water yield of the system is improved, the problem that the water yield is influenced by low temperature of the original seawater in winter is solved, and the secondary heating energy consumption is reduced.
It should be further noted that the condenser 7 is communicated with the sea water desalination line 5 through an external pipeline 15, an electric valve for controlling flow is installed on the external pipeline 15, the design amount is 7800 tons/hour, it is ensured that the sintering circular cooler 4 is matched with the air supply box 8, 90 ℃ hot water generated by the air supply box 8 is used by the sea water desalination line 5, the sea water desalination line 5 is communicated with a water intake pipe 9 and a strong brine discharge pipe 10, the strong brine discharge pipe 10 is communicated with the salt field 11, strong brine generated by the sea water desalination line 5 is discharged to the salt field 11 through the strong brine discharge pipe 10, the initial evaporation link in the salt manufacturing process in the salt field 11 is reduced, thereby reducing the salt manufacturing investment and the salt manufacturing period, the finished product water pipe 1 is communicated with the sea water desalination line 5, the air supply box 8 is matched with a shell-and tube type heat exchanger 14, in the operation process of the sintering circular cooler 4, the flue gas discharge temperature of air supply box 8 reaches more than 300 ℃, carry out heat exchange with high temperature flue gas and circulating water through shell and tube type heat exchanger 14, the circulating water yield is 400 tons/hour, retrieve heat 36MW, combine the cold machine 4 current situation of operation of sintered ring, make full use of the high temperature waste gas on the air supply box 8 in the cold machine 4 supporting cooling blower of sintered ring, carry out heat exchange with high temperature waste gas and circulating water through shell and tube type heat exchanger 14, the circulating water yield is 400 tons/hour, retrieve heat 36MW, utilize the heat of recovery, supply sea water desalination production line 5 to use, thereby reach energy saving and consumption reduction's purpose.
It should be further noted that the blast furnace 2, the power plant 3 and the sintering ring cooler 4 in this embodiment can be modified by using the existing construction, the supporting equipment used in the modification process needs to be selected and customized according to the specific conditions of the corresponding blast furnace 2, the power plant 3 and the sintering ring cooler 4, meanwhile, when the seawater desalination line 5 is constructed, the site selection of the seawater desalination line 5 needs to be comprehensively evaluated according to the selected location of the blast furnace 2, the selected location of the power plant 3 and the selected location of the sintering ring cooler 4, and the optimal location is selected, meanwhile, the supporting equipment in the thermoelectric coupling process and the thermal film coupling process in the seawater desalination line 5 do not interfere with each other and operate independently, the salt field 11 also needs to select the existing salt field 11, the salt field 11 only needs to recover the strong brine generated in the operation process of the seawater desalination line 5, on one hand, the purpose of optimizing and utilizing resources is achieved, and meanwhile, the salt making steps and time consumption can be reduced, so that the purpose of saving resources is indirectly achieved, the salt field 11 has stronger independence relative to the seawater desalination production line 5, the seawater desalination production line 5 cannot be greatly influenced, meanwhile, the salt making steps are only to change salt making raw materials into strong brine, so that the operation of one link in the initial evaporation link is reduced, other salt making links only need to be carried out according to the normal salt making steps, and the salt making scheme is not repeated.
In summary, the working principle and working process of the system for seawater desalination are that, when in use, firstly, the selection of the blast furnace 2, the power plant 3 and the sintering ring cooler 4 is completed, then, according to the location of the blast furnace 2, the location of the power plant 3 and the location of the sintering ring cooler 4, a suitable construction site of the seawater desalination production line 5 is selected, the construction of the seawater desalination production line 5 is completed, then, the improvement and installation of the respective matching parts of the blast furnace 2, the power plant 3 and the sintering ring cooler 4 are completed according to the seawater desalination production line 5, and finally, the laying of the strong brine discharge pipe 10 between the seawater desalination production line 5 and the salt field 11 is completed, during the carrying process of the seawater desalination production line 5, seawater enters the seawater desalination production line 5 from the water taking pipe 9, and the heat sources of the blast furnace 2, the power plant 3 and the sintering ring cooler 4 are recovered and transferred into the seawater desalination production line 5, so as to realize the pretreatment of seawater inside the seawater desalination production line 5, the treated seawater is desalted in a seawater desalting production line 5, the seawater after desalting treatment is divided into finished product water and strong brine, the finished product water is discharged through a finished product water pipe 1 for later use, the strong brine is guided into a salt field 11 through a strong brine discharge pipe 10, and salt preparation of the strong brine is realized through the salt field 11.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A system for seawater desalination comprises a finished product water pipe (1), and is characterized by also comprising a blast furnace (2), a power plant (3), a sintered ring cooling machine (4) and a seawater desalination production line (5), wherein the blast furnace (2) is matched with a slag flushing water pipe (6), the slag flushing water pipe (6) is communicated with a seawater desalination production line (5), a condenser (7) is arranged on the power plant (3), the condenser is communicated with a seawater desalination production line (5), the sintering circular cooler (4) is matched with an air supply box (8), 90 ℃ hot water generated by the air supply box (8) is used by the seawater desalination production line (5), the seawater desalination production line (5) is communicated with a water intake pipe (9) and a strong brine discharge pipe (10), the strong brine discharge pipe (10) is communicated with a salt field (11), and the finished product water pipe (1) is communicated with the seawater desalination production line (5).
2. The system for desalinating seawater according to claim 1, wherein the seawater desalination line (5) comprises a composite seawater desalination line (5) which is matched with a thermoelectric coupling process and a thermal membrane coupling process.
3. The system for desalinating seawater according to claim 2, wherein the thermoelectric coupling is used for raising raw seawater at a temperature of-2 ℃ to a temperature of 15-20 ℃ by using a self-generating circulating cooling system in winter, and supplying the raw seawater to a thermoelectric coupling process for desalinating seawater, and the design flow rate is 7800 tons/hour.
4. The system for desalinating seawater according to claim 3, wherein the hot-film coupling is that the cooling water of the summer heat method is cooled by a self-built cooling tower to cool the seawater of 41 degrees to 31 degrees for use in the seawater desalination in the summer heat film coupling process, and the cooling capacity is 7200 tons/h.
5. The system for seawater desalination according to claim 4, wherein the blast furnace (2) is internally provided with a high-temperature slag water heat exchanger (12) to recover the heat of the slag water at 90-95 ℃ in the blast furnace (2), the recovered heat is provided for a seawater desalination production line (5) to realize low-temperature evaporation for seawater desalination, the circulating water amount is 6000 tons/h, the pressure is 0.35Mpa, and the temperature of the inlet return water is 86-65 ℃.
6. The system for desalinating seawater according to claim 5, wherein the blast furnace (2) is internally provided with the waste heat slag water heat exchanger (13), the waste heat slag water heat exchanger (13) recycles all heat energy between 86 ℃ and 65 ℃ in the blast furnace (2), and strong brine cooled by thermal seawater desalination continues to be used as a heat source in a thermoelectric coupling process, so that the problem of waste heat resource waste of slag flushing water outside heating seasons is solved.
7. The system for desalinating seawater according to claim 6, wherein the air supply box (8) is provided with a shell-and-tube heat exchanger (14), the exhaust temperature of the flue gas of the air supply box (8) reaches more than 300 ℃ in the operation process of the sintering circular cooler (4), the high-temperature flue gas and circulating water are subjected to heat exchange through the shell-and-tube heat exchanger (14), the circulating water amount is 400 tons/hour, and the recovered heat is 36 MW.
8. The system for desalinating seawater according to claim 7, wherein the condenser (7) is communicated with the seawater desalination line (5) through an external pipeline (15), and an electric valve for controlling flow is installed on the external pipeline (15), and the design amount is 7800 tons/hour.
CN202210321212.4A 2022-03-24 2022-03-24 System for seawater desalination Active CN114890491B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117069304A (en) * 2023-08-21 2023-11-17 北京博威能源科技股份有限公司 Generating set combining power generation and sea water desalination

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102502903A (en) * 2011-10-18 2012-06-20 首钢京唐钢铁联合有限责任公司 System and process for realizing zero discharge of gas and steam in iron and steel plants by adopting seawater desalination
CN102976421A (en) * 2012-11-22 2013-03-20 中国神华能源股份有限公司 Sea water desalination system
CN103708665A (en) * 2013-12-13 2014-04-09 哈尔滨锅炉厂有限责任公司 Renewable energy combined with hot-film coupling seawater desalination and salt manufacturing system
CN103880101A (en) * 2014-02-19 2014-06-25 首钢京唐钢铁联合有限责任公司 System and technology for realizing low-temperature multi-effect seawater desalination production through residual heat of blast-furnace cinder flushing water
JP2014202199A (en) * 2013-04-10 2014-10-27 株式会社エム光・エネルギー開発研究所 Utilization method for hot exhaust water and high temperature waste heat of thermal power plant
EP2824082A1 (en) * 2013-07-12 2015-01-14 Harry Hoffmann Process and apparatus for exploitation of seawater
CN113532134A (en) * 2021-07-28 2021-10-22 首钢京唐钢铁联合有限责任公司 Sintering waste heat recycling device and method
CN215893282U (en) * 2021-08-25 2022-02-22 中合万嘉(北京)建设有限公司 Steel industry waste heat resource cold and hot electricity trigeminy supplies advanced utilization system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102502903A (en) * 2011-10-18 2012-06-20 首钢京唐钢铁联合有限责任公司 System and process for realizing zero discharge of gas and steam in iron and steel plants by adopting seawater desalination
CN102976421A (en) * 2012-11-22 2013-03-20 中国神华能源股份有限公司 Sea water desalination system
JP2014202199A (en) * 2013-04-10 2014-10-27 株式会社エム光・エネルギー開発研究所 Utilization method for hot exhaust water and high temperature waste heat of thermal power plant
EP2824082A1 (en) * 2013-07-12 2015-01-14 Harry Hoffmann Process and apparatus for exploitation of seawater
CN103708665A (en) * 2013-12-13 2014-04-09 哈尔滨锅炉厂有限责任公司 Renewable energy combined with hot-film coupling seawater desalination and salt manufacturing system
CN103880101A (en) * 2014-02-19 2014-06-25 首钢京唐钢铁联合有限责任公司 System and technology for realizing low-temperature multi-effect seawater desalination production through residual heat of blast-furnace cinder flushing water
CN113532134A (en) * 2021-07-28 2021-10-22 首钢京唐钢铁联合有限责任公司 Sintering waste heat recycling device and method
CN215893282U (en) * 2021-08-25 2022-02-22 中合万嘉(北京)建设有限公司 Steel industry waste heat resource cold and hot electricity trigeminy supplies advanced utilization system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
唐智新等: "低温多效蒸馏海水淡化技术在钢铁企业节能减排中的应用", 《冶金动力》 *
贾希存等: "高炉冲渣余热回收的可行性分析", 《山东冶金》 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117069304A (en) * 2023-08-21 2023-11-17 北京博威能源科技股份有限公司 Generating set combining power generation and sea water desalination
CN117069304B (en) * 2023-08-21 2024-03-08 天津博威动力设备有限公司 Generating set combining power generation and sea water desalination

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