CN204555414U - A kind of degression type steam condensate (SC) reclaiming system - Google Patents

A kind of degression type steam condensate (SC) reclaiming system Download PDF

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Publication number
CN204555414U
CN204555414U CN201520191765.8U CN201520191765U CN204555414U CN 204555414 U CN204555414 U CN 204555414U CN 201520191765 U CN201520191765 U CN 201520191765U CN 204555414 U CN204555414 U CN 204555414U
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water
heat exchanger
connects
heat exchange
heat
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CN201520191765.8U
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郭正
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Yizheng Auspicious Driving Source Supply Co Ltd
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Yizheng Auspicious Driving Source Supply Co Ltd
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    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/18Domestic hot-water supply systems using recuperated or waste heat

Abstract

The utility model relates to a kind of degression type steam condensate (SC) reclaiming system, comprise high-temperature condensation water recovery device, cryogenic condensation apparatus for recovering, First Heat Exchanger, second heat exchanger, water knockout drum, condensed water water tank and condensate draining pipe, the water side of high-temperature condensation water recovery device connects the input of First Heat Exchanger first heat exchange side, the output of First Heat Exchanger first heat exchange side and the water side of cryogenic condensation apparatus for recovering are connected the input of the second heat exchanger first heat exchange side respectively, the output of the second heat exchanger first heat exchange side connects the water inlet of water knockout drum, the delivery port of water knockout drum connects the water inlet of condensed water water tank, the delivery port of condensed water water tank connects condensate draining pipe.Compared with prior art, the utility model, by the heat one-level one-level of condensed water being utilized, has farthest been seized the heat in condensed water, has been saved a large amount of energy, realized auto-control simultaneously, facilitated the management to recycling condensing water.

Description

A kind of degression type steam condensate (SC) reclaiming system
Technical field
The utility model relates to field of energy-saving technology, especially relates to a kind of degression type steam condensate (SC) reclaiming system.
Background technology
The steam condensate (SC) of present most of factory is not all just directly drained through utilizing, and wastes the energy.Some factory needs with the different hot water of supply water temperature simultaneously, and the steam condensed water waste heat retracting device of prior art only uses the water storage box of one group of heat exchanger to carry out waste heat recovery, the hot water making full use of the heat heating different temperatures contained in condensed water can not be accomplished, farthest do not utilize steam condensate (SC), cause steam-condensation Water circulation limited efficacy.
Chinese patent CN202581503U discloses a kind of steam condensed water waste heat retracting device, jet chimney connects steam water heat exchanger through steam pneumatic control valve, the condensed water that steam water heat exchanger produces connects hot water storage tank through condensing water conduit, hot water storage tank water side is connected with water-water heat exchanger, water circulating pump and hot water storage tank backwater end successively through condensing water conduit, composition condensation water recovery system; The water of end water return pipeline, successively after water-water heat exchanger, steam water heat exchanger, is communicated with hot water feeding pipe road, composition end backwater pre-heating system; First temperature sensor is arranged in hot water feeding pipe road, the second temperature sensor is arranged on bottom the water inlet of hot water storage tank, first temperature sensor is connected by PVVR line with controller respectively with the second temperature sensor, controller connects water circulating pump, steam pneumatic control valve respectively by PVV line, composition automatic control system; This patent structure is simple, and investment low efficiency is high, by recovered steam condensed water preheating end backwater, and economize energy.But exist and only can carry out the defect recycled, heat recovery limited efficacy to providing the hot water of single temperature.
Utility model content
The purpose of this utility model be exactly in order to overcome above-mentioned prior art exist defect and a kind of degression type steam condensate (SC) reclaiming system is provided, by the heat one-level one-level of condensed water is utilized, farthest seize the heat in condensed water, save a large amount of energy, realize auto-control simultaneously, facilitate the management to recycling condensing water.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of degression type steam condensate (SC) reclaiming system, comprise high-temperature condensation water recovery device, cryogenic condensation apparatus for recovering, First Heat Exchanger, second heat exchanger, water knockout drum, condensed water water tank and condensate draining pipe, the water side of described high-temperature condensation water recovery device connects the input of First Heat Exchanger first heat exchange side, the described output of First Heat Exchanger first heat exchange side and the water side of cryogenic condensation apparatus for recovering are connected the input of the second heat exchanger first heat exchange side respectively, the input/output terminal of First Heat Exchanger second heat exchange side connects a heating equipment, the output of described second heat exchanger first heat exchange side connects the water inlet of water knockout drum, the input/output terminal of the second heat exchanger second heat exchange side connects a heating equipment, the delivery port of described water knockout drum connects the water inlet of condensed water water tank, the delivery port of described condensed water water tank connects condensate draining pipe.
Also comprise the 3rd heat exchanger, drainage pump for condensated water, first magnetic valve, second magnetic valve, temperature sensor, liquid level gauge and central controller, the input of described 3rd heat exchanger first heat exchange side connects the delivery port of condensed water water tank, the output of the 3rd heat exchanger first heat exchange side connects the water return outlet of condensed water water tank, the input/output terminal of the 3rd heat exchanger second heat exchange side connects a heating equipment, described drainage pump for condensated water is located on the pipeline of the delivery port of condensed water water tank, described first magnetic valve is located on condensate draining pipe, described second magnetic valve is located on the pipeline of the input of the 3rd heat exchanger first heat exchange side, described temperature sensor and liquid level gauge are located in condensed water water tank, described central controller connects drainage pump for condensated water respectively, first magnetic valve, second magnetic valve, temperature sensor and liquid level gauge.
Described liquid level counts electronic liquid level gauge.
Described 3rd heat exchanger is plate type heat exchanger.
Described central controller is PLC.
The shell of described condensed water water tank is provided with polyurethane insulation coating.
Described First Heat Exchanger and the second heat exchanger are plate type heat exchanger.
Compared with prior art, the utility model has the following advantages:
1) condensed water energy utilization rate is improved: the hot water backwater condensed water of different temperatures first being heated different temperatures by plate type heat exchanger, the hot water backwater of lower temperature is heated again after the hot water backwater of the condensed water heating higher temperature of higher temperature, the final mixed steam condensate (SC) hot water backwater that heat hot water supply water temperature demand is minimum again, such one-level one-level utilizes the heat of condensed water, farthest can seize the heat in condensed water, and make full use of, save a large amount of energy, simultaneously environment friendly and pollution-free.
2) Automated condtrol is realized, control accuracy is high, the convenient management to recycling condensing water: guarantee that in condensed water water tank, condensed water can utilize by installing a series of devices such as PLC, magnetic valve, temperature sensor, electronic liquid level gauge additional, this system is allowed to run with most reasonable manner, when the condensed water in water tank cannot meet heating requirements, by drainage pump for condensated water, condensed water is drained into power plant etc. and recycle.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
In figure: 1, high-temperature condensation water recovery device, 2, First Heat Exchanger, 3, second heat exchanger, 4, cryogenic condensation apparatus for recovering, 5, first magnetic valve, 6, 3rd heat exchanger, 7, second magnetic valve, 8, PLC, 9, drainage pump for condensated water, 10, temperature sensor, 11, condensed water water tank, 12, electronic liquid level gauge, 13, water knockout drum, 14, condensate draining pipe, A, high-temperature condensation water, B, cryogenic condensation water, C, high-temperature air conditioner backwater is intake, D, the water outlet of high-temperature air conditioner backwater, E, low-temperature air conditioner backwater is intake, F, the water outlet of low-temperature air conditioner backwater, G, bathroom water for bathing water inlet, H, bathroom water for bathing backwater.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.The present embodiment is implemented premised on technical solutions of the utility model, give detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
As shown in Figure 1, a kind of degression type steam condensate (SC) reclaiming system comprises high-temperature condensation water recovery device 1, cryogenic condensation apparatus for recovering 4, First Heat Exchanger 2, second heat exchanger 3, water knockout drum 13, condensed water water tank 11, condensate draining pipe 14, the 3rd heat exchanger 6, drainage pump for condensated water 9, first magnetic valve 5, second magnetic valve 7, temperature sensor 10, liquid level gauge and central controller.Liquid level counts electronic liquid level gauge 12.Central controller is PLC 8.First Heat Exchanger 2, second heat exchanger 3 and the 3rd heat exchanger 6 are plate type heat exchanger, are provided with the heat-exchange tube of roundabout bending in plate type heat exchanger.
The water side of high-temperature condensation water recovery device 1 connects the input of First Heat Exchanger 2 first heat exchange side, output and the water side of cryogenic condensation apparatus for recovering 4 of First Heat Exchanger 2 first heat exchange side are connected the input of the second heat exchanger 3 first heat exchange side respectively, the output of the second heat exchanger 3 first heat exchange side connects the water inlet of water knockout drum 13, the delivery port of water knockout drum 13 connects the water inlet of condensed water water tank 11, the delivery port of condensed water water tank 11 connects the input of condensate draining pipe 14 and the 3rd heat exchanger 6 first heat exchange side respectively, the output of the 3rd heat exchanger 6 first heat exchange side connects the water return outlet of condensed water water tank 11, drainage pump for condensated water 9 is located on the pipeline of the delivery port of condensed water water tank 11, first magnetic valve 5 is located on condensate draining pipe 14, second magnetic valve 7 is located on the pipeline of the input of the 3rd heat exchanger 6 first heat exchange side, temperature sensor 10 and liquid level gauge are located in condensed water water tank 11, central controller connects drainage pump for condensated water 9 respectively, first magnetic valve 5, second magnetic valve 7, temperature sensor 10 and liquid level gauge.The shell of condensed water water tank 11 is provided with polyurethane insulation coating, increases heat-insulating property.Filter is provided with, for the impurity in filter freezing water in water knockout drum 13.
In the present embodiment, the water inlet end of high-temperature condensation water recovery device 1 receives high-temperature condensation water A, the water inlet end of cryogenic condensation apparatus for recovering 4 receives cryogenic condensation water B, the temperature difference of high-temperature condensation water A and cryogenic condensation water B is 20 ~ 40 DEG C, the input/output terminal of First Heat Exchanger 2 second heat exchange side is respectively as high-temperature air conditioner backwater water inlet C and high-temperature air conditioner backwater water outlet D, the input/output terminal of the second heat exchanger 3 second heat exchange side is respectively as low-temperature air conditioner backwater water inlet E and low-temperature air conditioner backwater water outlet F, the input/output terminal of the 3rd heat exchanger 6 second heat exchange side is respectively as bathroom water for bathing water inlet G and bathroom water for bathing backwater H, First Heat Exchanger 2, second heat exchanger 3, the heat exchange demand of the 3rd heat exchanger 6 is successively decreased successively.
Operation principle:
1) the high-temperature condensation water A in high-temperature condensation water recovery device 1 is delivered to First Heat Exchanger 2, heating high-temperature air conditioner backwater, the cryogenic condensation water B (relative low temperature) exported with cryogenic condensation apparatus for recovering 4 again mixes, be delivered to the second heat exchanger 3 and heat low-temperature air conditioner backwater (relative low temperature), after the second heat exchanger 3 heat exchange, enter condensed water water tank 11 through water knockout drum 13;
2) when PLC 8 meets heating requirements by the steam-condensation coolant-temperature gage that temperature sensor 10 detects in condensed water water tank 11, then open the second magnetic valve 7, close the first magnetic valve 5, run drainage pump for condensated water 9, now condensed water heating supply water temperature requires minimum bathroom water for bathing;
3) when PLC 8 does not meet heating requirements by the steam-condensation coolant-temperature gage that temperature sensor 10 detects in condensed water water tank 11, then open the first magnetic valve 5, close the second magnetic valve 7, run drainage pump for condensated water 9, undesirable condensed water is drained into power plant, and the condensed water of condensed water water tank 11 drains into low liquid level;
4) when by electronic liquid level gauge 12, PLC 8 detects that liquid level is higher, preferentially open the first magnetic valve 5, close the second magnetic valve 7, run drainage pump for condensated water 9, condensed water is drained into power plant, and the condensed water of condensed water water tank 11 drains into middle liquid level, prevents condensed water overflow.

Claims (7)

1. a degression type steam condensate (SC) reclaiming system, it is characterized in that, comprise high-temperature condensation water recovery device, cryogenic condensation apparatus for recovering, First Heat Exchanger, second heat exchanger, water knockout drum, condensed water water tank and condensate draining pipe, the water side of described high-temperature condensation water recovery device connects the input of First Heat Exchanger first heat exchange side, the described output of First Heat Exchanger first heat exchange side and the water side of cryogenic condensation apparatus for recovering are connected the input of the second heat exchanger first heat exchange side respectively, the input/output terminal of First Heat Exchanger second heat exchange side connects a heating equipment, the output of described second heat exchanger first heat exchange side connects the water inlet of water knockout drum, the input/output terminal of the second heat exchanger second heat exchange side connects a heating equipment, the delivery port of described water knockout drum connects the water inlet of condensed water water tank, the delivery port of described condensed water water tank connects condensate draining pipe.
2. a kind of degression type steam condensate (SC) reclaiming system according to claim 1, it is characterized in that, also comprise the 3rd heat exchanger, drainage pump for condensated water, first magnetic valve, second magnetic valve, temperature sensor, liquid level gauge and central controller, the input of described 3rd heat exchanger first heat exchange side connects the delivery port of condensed water water tank, the output of the 3rd heat exchanger first heat exchange side connects the water return outlet of condensed water water tank, the input/output terminal of the 3rd heat exchanger second heat exchange side connects a heating equipment, described drainage pump for condensated water is located on the pipeline of the delivery port of condensed water water tank, described first magnetic valve is located on condensate draining pipe, described second magnetic valve is located on the pipeline of the input of the 3rd heat exchanger first heat exchange side, described temperature sensor and liquid level gauge are located in condensed water water tank, described central controller connects drainage pump for condensated water respectively, first magnetic valve, second magnetic valve, temperature sensor and liquid level gauge.
3. a kind of degression type steam condensate (SC) reclaiming system according to claim 2, it is characterized in that, described liquid level counts electronic liquid level gauge.
4. a kind of degression type steam condensate (SC) reclaiming system according to claim 2, is characterized in that, described 3rd heat exchanger is plate type heat exchanger.
5. a kind of degression type steam condensate (SC) reclaiming system according to claim 2, it is characterized in that, described central controller is PLC.
6. a kind of degression type steam condensate (SC) reclaiming system according to claim 2, it is characterized in that, the shell of described condensed water water tank is provided with polyurethane insulation coating.
7. a kind of degression type steam condensate (SC) reclaiming system according to claim 1, it is characterized in that, described First Heat Exchanger and the second heat exchanger are plate type heat exchanger.
CN201520191765.8U 2015-03-31 2015-03-31 A kind of degression type steam condensate (SC) reclaiming system Active CN204555414U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105962409A (en) * 2016-07-18 2016-09-28 红塔烟草(集团)有限责任公司 Condensate recovery device of vacuum moisture regaining machine and vacuum moisture regaining machine
CN106643275A (en) * 2017-02-22 2017-05-10 天津渤海化工集团规划设计院 Waste heat recovery system and waste heat recovery method
CN107796117A (en) * 2016-09-05 2018-03-13 株式会社 Lhe Moment hot water supply system and its control method
CN110779109A (en) * 2019-10-14 2020-02-11 江西清华泰豪三波电机有限公司 Air conditioning system with fan waste heat recovery function and control method thereof

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105962409A (en) * 2016-07-18 2016-09-28 红塔烟草(集团)有限责任公司 Condensate recovery device of vacuum moisture regaining machine and vacuum moisture regaining machine
CN105962409B (en) * 2016-07-18 2019-01-08 红塔烟草(集团)有限责任公司 Vacuum conditioner condensate water recovery device and the vacuum conditioner
CN107796117A (en) * 2016-09-05 2018-03-13 株式会社 Lhe Moment hot water supply system and its control method
CN106643275A (en) * 2017-02-22 2017-05-10 天津渤海化工集团规划设计院 Waste heat recovery system and waste heat recovery method
CN110779109A (en) * 2019-10-14 2020-02-11 江西清华泰豪三波电机有限公司 Air conditioning system with fan waste heat recovery function and control method thereof

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