CN208667100U - The spray tower of water and heat in a kind of comprehensive utilization phosphorous chemical industry - Google Patents
The spray tower of water and heat in a kind of comprehensive utilization phosphorous chemical industry Download PDFInfo
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- CN208667100U CN208667100U CN201820854010.5U CN201820854010U CN208667100U CN 208667100 U CN208667100 U CN 208667100U CN 201820854010 U CN201820854010 U CN 201820854010U CN 208667100 U CN208667100 U CN 208667100U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model discloses the spray towers of water and heat in a kind of comprehensive utilization phosphorous chemical industry, belong to technical field of phosphorous chemical industry.Including condensation water storage tank, hot-water heater, medium temperature hot water storage tank, ammonia distributor, low-temperature water heating storage tank, desalted water production structure, boiler, blower, steam heater and the tower body that dusts, condensation water storage tank, hot-water heater, medium temperature hot water storage tank, ammonia distributor, low-temperature water heating storage tank, desalted water production structure and boiler are sequentially connected by pipeline, and hot-water heater, blower, steam heater and the tower body that dusts are sequentially connected by pipeline；The steam inlet of steam heater is connect by pipeline with boiler, and the condensation-water drain of steam heater and the hot water pipe net for collecting condensed water are connect by pipeline with condensation water storage tank.The spray tower provides hot wind using hot water and steam heating air for the tower body that dusts, and condensed water of the hot water from recycling other processes, for the hot water after heat exchange for heating liquefied ammonia, the boiler of feeding after desalination of the warm water after cooling generates steam.
Description
Technical field
The utility model belongs to technical field of phosphorous chemical industry, in particular to the spray of water and heat in a kind of comprehensive utilization phosphorous chemical industry
Powder tower.
Background technique
Phosphorous chemical industry be it is various containing phosphorus product using phosphorus ore as raw material production, such as common phosphorizing treatment area is substantially coproduction industry
Phosphorus ammonium, agriculture phosphorus ammonium and compound fertilizer etc., are made full use of P elements with realizing.During production of ammonium phosphate, including uses and dust
Tower dust granulation to material and evaporator carries out product the process such as to be concentrated, and 130 DEG C or so are needed during dusting
Hot wind dusts, and generallys use steam heater and heats to air.It can be adopted during composite heat transfer according to technique
It is granulated with high-tower granulation or roller.Entire plant area generallys use concentration and provides steam and processing condensed water, and steam after use can
The condensed water for generating a large amount of lower salt contents can be used for preparing desalted water.Different processes in phosphorous chemical industry can generate hot water and use heat
Water, it is therefore desirable to which set of system comprehensively utilizes water and heat.
Such as the powder spraying system that a kind of waste heat recycles is disclosed application No. is the patent of CN201320716442.7, including according to
Steam heater, blower and the spray tower of secondary setting, the system also includes hot-water heater and cooling tower, the hot water heating
The shell-side outlet of device is connected with the shell side import of the steam heater, the tube side and cooling tower of the hot-water heater and II effect
The condenser of flash chamber forms a closure water circulation system.
Applicant has found following problem when using above-mentioned patent:
1, it needs cooling tower to be cooled down, wastes certain heat；
2, the equipment that whole system is related to is less, and heat utilization is lower；
3, the condensation water impurity of the condenser output of II effect flash chamber is higher, is unfavorable for desalination and prepares steam.
Summary of the invention
To solve the above-mentioned problems, the utility model embodiment provides water and heat in a kind of comprehensive utilization phosphorous chemical industry
Spray tower, the spray tower are mentioned using hot water (the free from admixture condensed water from certain processes) and steam heating air for the tower body that dusts
Hot wind supply, condensed water of the hot water from recycling other processes, the hot water after heat exchange can for heating liquefied ammonia (temperature requirement is not high)
Cooled down as warm water, the boiler of feeding after desalination of the warm water after cooling generates steam, and steam generated after equipment utilization it is cold
Condensate realizes recycling for water resource.The technical solution is as follows:
The utility model embodiment provides a kind of spray tower for comprehensively utilizing water and heat in phosphorous chemical industry, the spray tower packet
Include condensation water storage tank, hot-water heater, medium temperature hot water storage tank, ammonia distributor, low-temperature water heating storage tank, desalted water production structure, pot
Furnace, blower, steam heater and the tower body that dusts, the condensation water storage tank, hot-water heater, medium temperature hot water storage tank, ammonia distributor,
Low-temperature water heating storage tank, desalted water production structure and boiler are sequentially connected by pipeline for utilizing the condensation generated in phosphorous chemical industry
Water, the hot-water heater, blower, steam heater and the tower body that dusts are sequentially connected by pipeline for providing for the tower body that dusts
Hot wind；The steam inlet of the steam heater is connect by pipeline with boiler, the condensation-water drain of the steam heater with
The hot water pipe net for collecting condensed water is connect by pipeline with condensation water storage tank.
Wherein, the condensation water storage tank in the utility model embodiment and medium temperature hot water storage tank are equipped with insulation jacket outside.
Wherein, the ammonia distributor in the utility model embodiment is used to provide gas ammonia, the ammonia distribution for roller pelletizer
The dispensing branch of device is equipped with heating jacket and is used to for liquefied ammonia being made gas ammonia, and the heating jacket is stored up by pipeline and middle warm water
Tank is connected with low-temperature water heating storage tank.
Wherein, the hot water pipe net in the utility model embodiment passes through the cold of the urea molten tank of pipeline and high tower granulator
Condensate is exported to be connected with the condensation-water drain of the I of ammonium phosphate production system effect evaporator, the steam inlet and I of the urea molten tank
The steam inlet of effect evaporator passes through pipeline and connect with boiler.
Technical solution provided by the embodiment of the utility model has the benefit that the utility model embodiment provides
The spray tower of water and heat in a kind of comprehensive utilization phosphorous chemical industry, the spray tower are the tower body that dusts using hot water and steam heating air
Hot wind is provided, blower is set to the service life for extending blower between water heater and steam heater；Hot water, which comes from, recycles other
The free from admixture condensed water of process, the hot water after heat exchange can be cooled down for heating liquefied ammonia as warm water, and the warm water warp after cooling is de-
Boiler of feeding generates steam after salt, and steam realizes that water resource recycles by condensed water is generated after equipment utilization；Meanwhile according to
The temperature of hot water applies it to corresponding process to realize the optimal utilization of heat resource.
Detailed description of the invention
Fig. 1 is the principle frame of the spray tower of water and heat in comprehensive utilization phosphorous chemical industry provided by the embodiment of the utility model
Figure.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type is described in further detail.
Referring to Fig. 1, the utility model embodiment provides a kind of spray tower for comprehensively utilizing water and heat in phosphorous chemical industry, should
Spray tower includes condensation water storage tank, hot-water heater, medium temperature hot water storage tank, ammonia distributor, low-temperature water heating storage tank, desalted water production
Structure, boiler, blower, steam heater and the tower body that dusts etc..Wherein, condensation water storage tank is for collecting and storing condensed water；In
Warm water storage tank and low-temperature water heating storage tank are respectively used to warm water and low-temperature water heating in storage；Hot-water heater is for passing through condensation
Water heats air, is specifically as follows economizer or plate heat exchanger or coil heat exchanger；Ammonia distributor is for heating liquefied ammonia
It obtains gas ammonia and disperses, be specifically used in roller pelletizer and/or high tower granulator, specifically include the more logical ammonia filled the span of a man's arms
Branch pipe, the heating jacket on branch pipe and the spray head of branch tube end etc. on pipe, logical ammonia pipe, logical ammonia pipe is connect with liquid ammonia storage tank；It is de-
Brine production structure is divided into boiler offer desalted water for removing salt；Boiler generates high-temperature steam using desalted water；Blower is used for
Power is provided for hot wind；Steam heater is used to be heated to be air again using steam the tower body that dusts and provides hot wind；Spray tower
Body is similar with common spray tower for phosphorus ammonium or other feeds etc. to be dried, including at the top of tower body, tower body spray head,
On the air inlet of tower body bottom, the tuyere orifice plate (which is provided with tuyere) of tower body lower part and tower body tuyere notch plate adjacent and above go out
Material mouth etc., air inlet are connect by pipeline with steam heater.Condense water storage tank, hot-water heater (tube side), middle warm water storage
Tank, ammonia distributor, low-temperature water heating storage tank, desalted water production structure and boiler are sequentially connected by pipeline for using in phosphorous chemical industry
The condensed water (including water itself and heat) of generation.Hot-water heater (shell side), blower, steam heater (shell side) and spray tower
Body is sequentially connected by pipeline for providing hot wind for the tower body that dusts, and the air inlet of hot-water heater is communicated with the atmosphere.Steam adds
The condensation-water drain of hot device (tube side) and the hot water pipe net for collecting condensed water are connect by pipeline with condensation water storage tank, steam heating
The steam inlet of device (tube side) is connect by pipeline with boiler.
Wherein, the condensation water storage tank in the utility model embodiment and medium temperature hot water storage tank are equipped with insulation jacket outside.
Wherein, the ammonia distributor in the utility model embodiment is used to provide gas for roller pelletizer or high tower granulator
Ammonia, the dispensing branch of ammonia distributor are equipped with heating jacket and are used to for liquefied ammonia being made gas ammonia, and heating jacket passes through pipeline and medium temperature
Hot water storage tank connects with low-temperature water heating storage tank.
Wherein, referring to Fig. 1, the hot water pipe net in the utility model embodiment is molten by the urea of pipeline and high tower granulator
Melt the condensation-water drain of slot to connect with the condensation-water drain of the I of ammonium phosphate production system effect evaporator, the steam of urea molten tank into
The steam inlet of mouth and I effect evaporator passes through pipeline and connect with boiler.
Wherein, water storage tank, hot-water heater, blower, steam heater and the tower body that dusts is condensed to be all provided in drying plant, in
Granulation workshop, low-temperature water heating storage tank, desalted water production structure and pot can be set to by warming water storage tank, ammonia distributor and urea molten tank
Furnace can be set to boiler room, and I imitates evaporator and is set to phosphorus ammonium CONCENTRATION PLANT.
The 80-100 DEG C of condensed water that I imitates after evaporator, urea molten tank and steam heater heat exchange is sent into condensation water storage tank,
It exchanges heat with hot-water heater, after 25 DEG C of air are heated to 50-60 DEG C, hot-air enters back into steam heater and is heated to
The tower body that dusts is sent after 125-140 DEG C.And the condensed water after hot-water heater exchanges heat is down to 65-80 DEG C after exchanging heat, then through ammonia
Distributor, which is down to 35-40 DEG C and is re-fed into boiler after desalination, generates steam.
Wherein, pump, valve and/or flowmeter etc. is set as needed on the pipeline between above-mentioned each structure.
The utility model embodiment provides a kind of spray tower for comprehensively utilizing water and heat in phosphorous chemical industry, spray tower benefit
Hot wind is provided for the tower body that dusts with hot water and steam heating air, blower is set between water heater and steam heater to extend wind
The service life of machine；Free from admixture condensed water of the hot water from recycling other processes, the hot water after heat exchange can be incited somebody to action for heating liquefied ammonia
It is warm water that it, which cools down, and the boiler of feeding after desalination of the warm water after cooling generates steam, and steam is generated condensation after equipment utilization
Water realizes that water resource recycles；Meanwhile corresponding process is applied it to realize heat resource according to the temperature of hot water
Optimal utilization.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (4)
1. the spray tower of water and heat in a kind of comprehensive utilization phosphorous chemical industry, which is characterized in that including condensing water storage tank, hot water heating
Device, medium temperature hot water storage tank, ammonia distributor, low-temperature water heating storage tank, desalted water production structure, boiler, blower, steam heater and spray
Powder tower body, the condensation water storage tank, hot-water heater, medium temperature hot water storage tank, ammonia distributor, low-temperature water heating storage tank, desalination are aquatic
Structure and boiler is produced to be sequentially connected by pipeline for using the condensed water generated in phosphorous chemical industry, the hot-water heater, blower,
Steam heater and the tower body that dusts are sequentially connected by pipeline for providing hot wind for the tower body that dusts；The steaming of the steam heater
Vapour entrance is connect by pipeline with boiler, and the condensation-water drain of the steam heater and the hot water pipe net for collecting condensed water pass through
Pipeline is connect with condensation water storage tank.
2. the spray tower of water and heat in comprehensive utilization phosphorous chemical industry according to claim 1, which is characterized in that the condensation
Water storage tank and medium temperature hot water storage tank are equipped with insulation jacket outside.
3. the spray tower of water and heat in comprehensive utilization phosphorous chemical industry according to claim 1, which is characterized in that the ammonia point
Cloth device is used to provide gas ammonia for roller pelletizer, and the dispensing branch of the ammonia distributor is equipped with heating jacket and is used for liquefied ammonia system
At gas ammonia, the heating jacket is connect by pipeline with medium temperature hot water storage tank and low-temperature water heating storage tank.
4. the spray tower of water and heat in comprehensive utilization phosphorous chemical industry according to claim 1, which is characterized in that the hot water
Pipe network imitates the cold of evaporator by the I of the condensation-water drain and ammonium phosphate production system of pipeline and the urea molten tank of high tower granulator
The steam inlet of condensate outlet connection, steam inlet and I the effect evaporator of the urea molten tank passes through pipeline and boiler connects
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820854010.5U CN208667100U (en) | 2018-06-04 | 2018-06-04 | The spray tower of water and heat in a kind of comprehensive utilization phosphorous chemical industry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820854010.5U CN208667100U (en) | 2018-06-04 | 2018-06-04 | The spray tower of water and heat in a kind of comprehensive utilization phosphorous chemical industry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208667100U true CN208667100U (en) | 2019-03-29 |
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ID=65824111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820854010.5U Active CN208667100U (en) | 2018-06-04 | 2018-06-04 | The spray tower of water and heat in a kind of comprehensive utilization phosphorous chemical industry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208667100U (en) |
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2018
- 2018-06-04 CN CN201820854010.5U patent/CN208667100U/en active Active
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