CN107246810A - A kind of waste steam recycle device - Google Patents

A kind of waste steam recycle device Download PDF

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Publication number
CN107246810A
CN107246810A CN201710613894.5A CN201710613894A CN107246810A CN 107246810 A CN107246810 A CN 107246810A CN 201710613894 A CN201710613894 A CN 201710613894A CN 107246810 A CN107246810 A CN 107246810A
Authority
CN
China
Prior art keywords
steam
absorption tower
hot water
tank
vapor absorption
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710613894.5A
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Chinese (zh)
Inventor
黄增乐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Red River Sugaring Co Ltd Of Land-Reclaimable Sugar Industry Group In Guangxi
Original Assignee
Red River Sugaring Co Ltd Of Land-Reclaimable Sugar Industry Group In Guangxi
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Red River Sugaring Co Ltd Of Land-Reclaimable Sugar Industry Group In Guangxi filed Critical Red River Sugaring Co Ltd Of Land-Reclaimable Sugar Industry Group In Guangxi
Priority to CN201710613894.5A priority Critical patent/CN107246810A/en
Publication of CN107246810A publication Critical patent/CN107246810A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28CHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
    • F28C3/00Other direct-contact heat-exchange apparatus
    • F28C3/06Other direct-contact heat-exchange apparatus the heat-exchange media being a liquid and a gas or vapour
    • F28C3/08Other direct-contact heat-exchange apparatus the heat-exchange media being a liquid and a gas or vapour with change of state, e.g. absorption, evaporation, condensation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28FDETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

The present invention relates to a kind of waste steam recycle device, including vapor absorption tower, tempering tank and PLC;The air inlet pipe of its oriented internal input steam of bottom connection of the vapor absorption tower, the nozzle assembly for ejecting vaporific cold water upwards and being changed into hot water with steam heat-exchanging is provided with the vapor absorption tower, the bottom of the vapor absorption tower is connected by down-flow pipe and by delivery to the tempering tank;The PLC is provided with the outside of the vapor absorption tower, the PLC controls the hot water in tempering tank to continue to heat up with the steam heat-exchanging in vapor absorption tower or be expelled directly out using by the temperature of hot water in the tempering tank.The beneficial effects of the invention are as follows:Simple in construction, easy to use, small investment can effectively reclaim discarded steam, reach the purpose of energy-conservation.

Description

A kind of waste steam recycle device
Technical field
Field is utilized the present invention relates to energy regenerating, and in particular to a kind of waste steam recycle device.
Background technology
At present, sugar refinery be it is a kind of and meanwhile consume the steam consumption electricity manufacturing enterprise, so sugar refinery all can oneself be equipped with steam power plant, back pressure Formula steam turbine generator, boiler combustion bagasse produces steam-electric power and supplies whole production procedure electricity consumption.And the residual steam produced that generates electricity, Sugar refinery is commonly called as " waste vapour ", then is completely used for Closed Circulation in Sugar Production and heats, evaporate, boiling the process steams such as sugar.It is raw when general sugar refinery is just started shooting There is no the processing of syrup material in production flow, avoid the need for consuming " waste vapour ", but directly discharge substantial amounts of " waste vapour " outside air Face, and boiler enters stove water because no high temperature vapor condensed water can only use cold water, the infiltration of squeezing bagasse, lime disappear and waited, without heat Water is using can only also use cold water, and other multiple production links are all to use cold water, so a large amount of consumption energy, cause energy wave Take.
The content of the invention
In summary, to overcome the deficiencies in the prior art, the technical problems to be solved by the invention are to provide a kind of discarded Steam recycling device.
The technical scheme that the present invention solves above-mentioned technical problem is as follows:A kind of waste steam recycle device, including steam Vapour absorption tower, tempering tank and PLC;The tail air inlet of its oriented internal input steam of bottom connection of the vapor absorption tower Pipe, is provided with the nozzle assembly for ejecting vaporific cold water upwards and being changed into hot water with steam heat-exchanging, institute in the vapor absorption tower The bottom for stating vapor absorption tower is connected by down-flow pipe and by delivery to the tempering tank;
The PLC is provided with the outside of the vapor absorption tower, the PLC passes through in the tempering tank The temperature of hot water controls the hot water in tempering tank to continue to heat up with the steam heat-exchanging in vapor absorption tower or be expelled directly out making With.
The beneficial effects of the invention are as follows:Simple in construction, easy to use, small investment can effectively reclaim discarded steam, reach The purpose of energy-conservation.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement:
Further, in addition to temperature sensor, cyclic water tank and hot water storage tank;The temperature sensor passes through temperature data Gathering line connects the hot water in the tempering tank, and the temperature sensor is connected by DOL Data Output Line and by the temperature collected Data are sent to the PLC;
The tempering tank connects the cyclic water tank and the hot water storage tank, the cyclic water tank respectively by two branch roads The nozzle assembly is connected by circulating water pipe, the PLC controls the tempering tank to connect by the temperature data received The branch road opening and closing or the tempering tank that connect the cyclic water tank connect the branch road opening and closing of the hot water storage tank;In the air inlet pipe Provided with steam control valve, the PLC is entered according to the temperature data received is also controlled by the steam control valve The quantity of steam of tracheae input.
Beneficial effect using above-mentioned further scheme is:The hot water of requirement is not reached for temperature after heat exchange, by mixed Close bucket, circulating water pipe and nozzle assembly formation secondary heat exchange circulation loop to continue to heat, be allowed to temperature rise and reach use requirement; The hot water of requirement is reached for temperature after heat exchange, is stored by hot water storage tank standby.
Further, the circulating water pipe is provided with water circulating pump;The cold water that the cyclic water tank is connected with supplement cold water enters Pipe;The hot water storage tank is connected with discharge hot water for the efferent duct used, and the efferent duct is provided with heat-exchanger pump.
Further, connected in the tempering tank provided with backflow water regulating valve on the branch road of the cyclic water tank, described mixed The branch road for closing the bucket connection hot water storage tank is provided with hot water valve, and the PLC is by controlling opening for backflow water regulating valve The opening and closing of the branch road to control the tempering tank to connect the cyclic water tank is closed, the PLC is by controlling the hot water The opening and closing for switching the branch road to control the tempering tank to connect the hot water storage tank of valve.
Beneficial effect using above-mentioned further scheme is:Realize that current control flowing as requested.
Further, the offgas duct for the steam being connected with the top of the vapor absorption tower after output heat exchange.
Beneficial effect using above-mentioned further scheme is:Export the steam after heat exchange in time by offgas duct, prevent quick-fried It is fried.
Further, the nozzle assembly includes endless tube and nozzle;The endless tube is in the top in the vapor absorption tower, The uniform annular of the nozzle is arranged on the endless tube;Side wall and the ring of the circulating water pipe through the vapor absorption tower Pipe is connected.
Beneficial effect using above-mentioned further scheme is:The vaporific cold water and the contact area of steam that shower nozzle is ejected are more Greatly, heat exchange efficiency is higher.
Further, the vapor absorption tower is combined by the conical structure of upper and lower ends and the cylindrical structure of center section It is olive-shaped, the endless tube be in the vapor absorption tower center section in, in the center section of the vapor absorption tower And multilayer is had on the lower section of the correspondence endless tube for extending cold water and the dividing plate of steam heat exchange path.
Further, the taper plate that the dividing plate is arranged horizontally, and the tip direction of the bilevel dividing plate It is interlaced.
Beneficial effect using above-mentioned further scheme is:Vaporific cold water and steam from dividing plate and vapor absorption inner wall of tower it Between space flow from top to bottom, its glide path be in S shapes, extend the transfer path of vaporific cold water and steam, further carry High heat exchange efficiency.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
In accompanying drawing, the list of parts representated by each label is as follows:
1st, vapor absorption tower, 2, conical baffle, 3, down-flow pipe, 4, offgas duct, 5, nozzle sets, 6, endless tube, 7, recirculated water Pipe, 8, water circulating pump, 9, cyclic water tank, 10, hot water storage tank, 11, heat-exchanger pump, 12, tempering tank, 13, hot water valve, 14, recirculation water Regulating valve, 15, temperature sensor, 16, enter cold water pipe, 17, enter cold water regulating valve, 18, steam inlet pipe, 19, steam control valve, 20, PLC.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and It is non-to be used to limit the scope of the present invention.
As shown in figure 1, a kind of waste steam recycle device, including vapor absorption tower 1, tempering tank 12 and PLC controls Device 20;The air inlet pipe 4 of its oriented internal input steam of bottom connection of the vapor absorption tower 1, in the vapor absorption tower 1 Provided with ejecting vaporific cold water upwards and being changed into the nozzle assembly 5 of hot water with steam heat-exchanging, the bottom of the vapor absorption tower 1 leads to Down-flow pipe 3 is crossed to connect and by delivery to the tempering tank 12.The PLC is provided with the outside of the vapor absorption tower 1 Controller 20, the PLC 20 controlled by the temperature of hot water in the tempering tank 12 hot water in tempering tank 12 after The continuous steam heat-exchanging with vapor absorption tower 1 heats up or is expelled directly out using, specific as follows:
The device also includes temperature sensor 15, cyclic water tank 9 and hot water storage tank 10;The temperature sensor 15 passes through temperature Degrees of data gathering line connects the hot water in the tempering tank 12, and the temperature sensor 15 is connected and will adopted by DOL Data Output Line The temperature data collected is sent to the PLC 20.The tempering tank 12 connects the circulation respectively by two branch roads Water tank 9 and the hot water storage tank 10, the cyclic water tank 9 connect the nozzle assembly 5, the PLC controls by circulating water pipe 7 The branch road that device 20 controls the tempering tank 12 to connect the cyclic water tank 9 by the temperature data received is opened and closed or the mixing The branch road opening and closing of the connection of bucket 12 hot water storage tank 10.Realize that control is as follows:The cyclic water tank 9 is connected in the tempering tank 12 Branch road provided with backflow water regulating valve 14, connected in the tempering tank 12 and hot water valve be provided with the branch road of the hot water storage tank 10 13, the PLC 20 is by controlling the switch of backflow water regulating valve 14 to control the tempering tank 12 to connect the circulation The opening and closing of the branch road of water tank 9, the PLC 20 controls the tempering tank 12 by controlling the switch of the hot water valve 13 Connect the opening and closing of the branch road of the hot water storage tank 10.
Cold water is hot water in being raised in vapor absorption tower 1 with temperature after steam heat-exchanging, and is mixed by the inflow of down-flow pipe 3 In bucket 12, temperature sensor 15 carries out temperature detection to the hot water in tempering tank 12.Requirement is not reached for temperature after heat exchange Hot water, continues to heat, is allowed to temperature liter by tempering tank 12, circulating water pipe 7 and the formation secondary heat exchange circulation loop of nozzle assembly 5 Up to arrive use requirement;The hot water of requirement is reached for temperature after heat exchange, is stored by hot water storage tank 10 standby.
The circulating water pipe 7 is provided with water circulating pump 8;The cyclic water tank 9 is connected with the cold water inlet pipe 16 of supplement cold water, It is to supplement cold water to be exchanged heat in cyclic water tank 9 in time by cold water inlet pipe 16.The hot water storage tank 10 is connected with discharge hot water For the efferent duct used, the efferent duct is provided with heat-exchanger pump 11, and opening heat-exchanger pump 11 will be stored into hot water storage tank 10 Hot water is extracted out to use.
The air inlet pipe 18 is provided with steam control valve 19, and the PLC 20 is according to the temperature data received come also The quantity of steam that the air inlet pipe 18 is inputted is controlled by the steam control valve 19.According to the demand of actual hot water, PLC 20 automatically control air inlet pipe 18 supplements the more or less steam of reduction to change heat exchange efficiency in time to vapor absorption tower 1, real Now obtain meeting the hot water of temperature requirement at the appointed time.
The nozzle assembly 5 includes endless tube 6 and nozzle;The endless tube 6 is in the top in the vapor absorption tower 1, institute The uniform annular of nozzle is stated to be arranged on the endless tube 6;The circulating water pipe 8 through the vapor absorption tower 1 side wall with it is described Endless tube 6 is connected.Because endless tube 6 is the loop configuration that matches with the inner chamber of vapor absorption tower 1, it is vaporific that shower nozzle thereon is ejected The contact area of cold water and steam is bigger, so that heat exchange efficiency is higher.
Vapor absorption tower 1 is combined by the conical structure of upper and lower ends and the cylindrical structure of center section described in the dividing plate 2 It is olive-shaped, the endless tube 6 be in the vapor absorption tower 1 center section in, in the centre of the vapor absorption tower 1 Having multilayer in part and on the lower section of the correspondence endless tube 6 is used to extend cold water and the dividing plate 2 of steam heat exchange path.Institute State the taper plate that dividing plate 2 is arranged horizontally, and the bilevel dividing plate 2 tip towards interlaced.It is vaporific cold The space of water and steam between dividing plate 2 and the inwall of vapor absorption tower 1 is flowed from top to bottom, due to bilevel dividing plate 2 Tip is towards interlaced, therefore its glide path is in S shapes, extends the transfer path of vaporific cold water and steam, further carries High heat exchange efficiency.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.

Claims (8)

1. a kind of waste steam recycle device, it is characterised in that including vapor absorption tower (1), tempering tank (12) and PLC control Device (20) processed;The air inlet pipe (18) of its oriented internal input steam of bottom connection of the vapor absorption tower (1), in the steam The nozzle assembly (5) for ejecting vaporific cold water upwards and being changed into hot water with steam heat-exchanging is provided with absorption tower (1), the steam is inhaled The bottom for receiving tower (1) is connected by down-flow pipe (3) and by delivery to the tempering tank (12);
The PLC (20) is provided with the outside of the vapor absorption tower (1), the PLC (20) is by described The temperature of tempering tank (12) interior hot water controls the hot water in tempering tank (12) to continue and the steam heat-exchanging in vapor absorption tower (1) Heat up or be expelled directly out to use.
2. waste steam recycle device according to claim 1, it is characterised in that also including temperature sensor (15), cyclic water tank (9) and hot water storage tank (10);The temperature sensor (15) connects described mixed by temperature data acquisition line The hot water in bucket (12) is closed, the temperature sensor (15) is connected by DOL Data Output Line and sends the temperature data collected Give the PLC (20);
The tempering tank (12) connects the cyclic water tank (9) and the hot water storage tank (10) respectively by two branch roads, described Cyclic water tank (9) connects the nozzle assembly (5) by circulating water pipe (7), and the PLC (20) passes through the temperature that receives Data control the tempering tank (12) to connect described in the branch road opening and closing or the tempering tank (12) connection of the cyclic water tank (9) The branch road opening and closing of hot water storage tank (10);The air inlet pipe (18) is provided with steam control valve (19), PLC (20) root The quantity of steam that the air inlet pipe (18) inputs also is controlled by the steam control valve (19) according to the temperature data received.
3. waste steam recycle device according to claim 2, it is characterised in that set on the circulating water pipe (7) There is water circulating pump (8);The cyclic water tank (9) is connected with the cold water inlet pipe (16) of supplement cold water;The hot water storage tank (10) is even Discharge hot water is connected to for the efferent duct used, the efferent duct is provided with heat-exchanger pump (11).
4. waste steam recycle device according to claim 2, it is characterised in that in the tempering tank (12) connection The branch road of the cyclic water tank (9) connects the hot water storage tank provided with backflow water regulating valve (14) in the tempering tank (12) (10) branch road be provided with hot water valve (13), the PLC (20) by control backflow water regulating valve (14) switch come The tempering tank (12) is controlled to connect the opening and closing of the branch road of the cyclic water tank (9), the PLC (20) is by controlling The opening and closing for the branch road for stating the switch of hot water valve (13) to control the tempering tank (12) the connection hot water storage tank (10).
5. waste steam recycle device according to claim 2, it is characterised in that the vapor absorption tower (1) Top is connected with the offgas duct (4) of the steam after output heat exchange.
6. the waste steam recycle device according to any one of claim 2 to 4, it is characterised in that the nozzle sets Part (5) includes endless tube (6) and nozzle;The endless tube (6) is in the top in the vapor absorption tower (1), and the nozzle is uniform Annular is arranged on the endless tube (6);Side wall and the endless tube of the circulating water pipe (8) through the vapor absorption tower (1) (6) connect.
7. waste steam recycle device according to claim 6, it is characterised in that the vapor absorption tower (1) by It is olive-shaped that the conical structure of upper and lower ends and the cylindrical structure of center section are combined, and the endless tube (6) is in described steam In the center section on vapour absorption tower (1), in the center section of the vapor absorption tower (1) and under the correspondence endless tube (6) Multilayer is had in side to be used to extend cold water and the dividing plate (2) of steam heat exchange path.
8. waste steam recycle device according to claim 7, it is characterised in that the dividing plate (2) is horizontal cloth The taper plate put, and the bilevel dividing plate (2) tip towards interlaced.
CN201710613894.5A 2017-07-25 2017-07-25 A kind of waste steam recycle device Pending CN107246810A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710613894.5A CN107246810A (en) 2017-07-25 2017-07-25 A kind of waste steam recycle device

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Application Number Priority Date Filing Date Title
CN201710613894.5A CN107246810A (en) 2017-07-25 2017-07-25 A kind of waste steam recycle device

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Publication Number Publication Date
CN107246810A true CN107246810A (en) 2017-10-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110106292A (en) * 2019-05-30 2019-08-09 广西农垦糖业集团星星制糖有限公司 A kind of continuous boiling pan draining system of brown sugar

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201032406Y (en) * 2007-05-11 2008-03-05 沈阳博瑞达工程有限公司 Secondary steam reclamation device
CN201229134Y (en) * 2008-05-12 2009-04-29 秦皇岛正大有限公司 Plate-type heat exchanging system
CN102168888A (en) * 2011-02-25 2011-08-31 清华大学 Contact-type advanced recycling system for waste heat of low-temperature flue gas
CN203036622U (en) * 2012-12-30 2013-07-03 广东中烟工业有限责任公司 Cigarette production secondary steam waste heat recovery system
CN104236327A (en) * 2014-09-30 2014-12-24 常州市华戚热水供应站 Environment-friendly steam energy hot water production system
CN204301574U (en) * 2014-12-07 2015-04-29 河南豫辰药业股份有限公司 A kind of novel hot water feeding mechanism
CN204514097U (en) * 2015-03-17 2015-07-29 峰安皮业股份有限公司 A kind of steam retracting device
CN204901730U (en) * 2015-08-12 2015-12-23 云南巨星农牧有限公司 Device is recycled to workshop hot water heat energy
CN205027159U (en) * 2015-10-09 2016-02-10 北京建筑大学 Flue gas waste heat recovery system
CN205843409U (en) * 2016-06-27 2016-12-28 广西农垦糖业集团红河制糖有限公司 A kind of hot water cooling cooling tower
CN206989744U (en) * 2017-07-25 2018-02-09 广西农垦糖业集团红河制糖有限公司 A kind of waste steam recycle device

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201032406Y (en) * 2007-05-11 2008-03-05 沈阳博瑞达工程有限公司 Secondary steam reclamation device
CN201229134Y (en) * 2008-05-12 2009-04-29 秦皇岛正大有限公司 Plate-type heat exchanging system
CN102168888A (en) * 2011-02-25 2011-08-31 清华大学 Contact-type advanced recycling system for waste heat of low-temperature flue gas
CN203036622U (en) * 2012-12-30 2013-07-03 广东中烟工业有限责任公司 Cigarette production secondary steam waste heat recovery system
CN104236327A (en) * 2014-09-30 2014-12-24 常州市华戚热水供应站 Environment-friendly steam energy hot water production system
CN204301574U (en) * 2014-12-07 2015-04-29 河南豫辰药业股份有限公司 A kind of novel hot water feeding mechanism
CN204514097U (en) * 2015-03-17 2015-07-29 峰安皮业股份有限公司 A kind of steam retracting device
CN204901730U (en) * 2015-08-12 2015-12-23 云南巨星农牧有限公司 Device is recycled to workshop hot water heat energy
CN205027159U (en) * 2015-10-09 2016-02-10 北京建筑大学 Flue gas waste heat recovery system
CN205843409U (en) * 2016-06-27 2016-12-28 广西农垦糖业集团红河制糖有限公司 A kind of hot water cooling cooling tower
CN206989744U (en) * 2017-07-25 2018-02-09 广西农垦糖业集团红河制糖有限公司 A kind of waste steam recycle device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110106292A (en) * 2019-05-30 2019-08-09 广西农垦糖业集团星星制糖有限公司 A kind of continuous boiling pan draining system of brown sugar
CN110106292B (en) * 2019-05-30 2023-10-27 广西糖业集团星星制糖有限公司 Continuous sugar boiling tank drainage system for brown sugar

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Application publication date: 20171013