CN103673062B - A kind of two thermal source plate-type heat-exchange unit - Google Patents
A kind of two thermal source plate-type heat-exchange unit Download PDFInfo
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- CN103673062B CN103673062B CN201310732599.3A CN201310732599A CN103673062B CN 103673062 B CN103673062 B CN 103673062B CN 201310732599 A CN201310732599 A CN 201310732599A CN 103673062 B CN103673062 B CN 103673062B
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Abstract
A kind of two thermal source plate-type heat-exchange unit, comprise vapour-water plate type heat exchanger, water-water plate type heat exchanger and programmable logic controller (PLC), the healed water entrance of vapour-water plate type heat exchanger and water-water plate type heat exchanger be provided with electric three-way regulating valves by between heating exit and healed water water main, the thermal source input of vapour-water plate type heat exchanger and water-water plate type heat exchanger is provided with electric control valve separately.Utilize the actual temperature that temperature sensor measurement healed water supplies water, the operating mode of vapour-water plate type heat exchanger and water-water plate type heat exchanger is coordinated by programmable logic controller (PLC), waste heat is made full use of when waste heat is sufficient, when waste heat is not enough, re-use steam be thermal source to ensure the temperature of healed water, reach heating or the object of domestic water.The present invention both saved energy and reduce the cost, and avoided thermal pollution again, can be user and brought great economic benefit.
Description
Technical field:
The present invention relates to mechanical field, particularly relate to heat exchange machinery, the device of particularly factories and miness waste heat recovery, particularly a kind of two thermal source plate-type heat-exchange unit.
Background technology:
Plate-type heat-exchange unit is made up of the auxiliary device of plate type heat exchanger, water pump, valve, instrument, electrical equipment and necessity, can realize exchange heat between fluid.Plate-type heat-exchange unit is used for the operating modes such as heat supply, refrigeration, technique, and in prior art, plate-type heat-exchange unit mostly is single source (or low-temperature receiver), as the saturated vapor etc. of high-temperature water, below 0.4MPa.And many factories and miness or industrial base have a large amount of steam condensate (SC)s or technique waste water when producing the busy season, although the waste heat recycled wherein can heat or heat domestic water, but when producing dull season or stop production night, the thermal source of waste water can not ensure heating demands.
Summary of the invention:
The object of the present invention is to provide a kind of two thermal source plate-type heat-exchange unit, this pair of described thermal source plate-type heat-exchange unit will solve waste-heat recovery device in prior art can not ensure the technical problem of heating demands when producing dull season or stop production night.
This pair of thermal source plate-type heat-exchange unit of the present invention, comprise a vapour-water plate type heat exchanger, a water-water plate type heat exchanger and a programmable logic controller (PLC), described vapour-water plate type heat exchanger has a steam inlet, a condensation-water drain, a first healed water entrance and a first healed water outlet, described water-water plate type heat exchanger has a heat source water entrance, a heat source water outlet, a second healed water entrance and a second healed water outlet, wherein, described heat source water entrance pipe place is connected with a first electronic two regulating valves, described steam inlet line place is connected with a second electronic two regulating valves, an electric three-way regulating valves is connected with between the second described healed water outlet and the first healed water entrance, an outlet of described electric three-way regulating valves is connected with a healed water water main, first healed water outlet is connected with described healed water water main, a temperature sensor is provided with in healed water water main, described first electronic two regulating valves, second electronic two regulating valves is all connected with the control output end of described programmable logic controller (PLC) with the control end of electric three-way regulating valves, described temperature sensor is connected with programmable logic controller (PLC) by holding wire.
Further, the second healed water entrance is connected with a water pump by pipeline.
Further, the pipeline that steam inlet connects is connected with water replanishing device.
Further, vapour-water plate type heat exchanger, water-water plate type heat exchanger, the first electronic two regulating valves, the second electronic two regulating valves and electric three-way regulating valves are all arranged in a support.
Operation principle of the present invention is: the heat source water entrance of water-water plate type heat exchanger is connected with afterheat hot water source with heat source water outlet.The steam inlet of vapour-water plate type heat exchanger is connected with a steam source with condensation-water drain.Healed water, under water pump drives, is introduced into water-water plate type heat exchanger, then through electric three-way regulating valves, partly or entirely enters vapour-water plate type heat exchanger.The temperature that healed water supplies water is set in programmable logic controller (PLC), as 60 DEG C, utilize the actual temperature that temperature sensor measurement healed water supplies water, when the temperature recorded is lower than 60 DEG C, open the first electronic two regulating valves, when the actual temperature that the first electronic two regulating valves 100% is opened, healed water supplies water is also lower than 60 DEG C, open the second electronic two regulating valves in proportion.Meanwhile, progressively close the pipeline that electric three-way regulating valves and healed water outlet header locates, by the porch of most of or whole healed water feeding vapour-water plate type heat exchanger.When healed water temperature reach or higher than 60 DEG C time, carbonated drink electric control valve turns down in proportion, and when reaching 100% closedown, the first electronic two regulating valves regulates aperture in proportion.Meanwhile, progressively close the pipeline of electric three-way regulating valves and vapour-water plate-type heat-exchange porch, major part or whole healed waters are sent into house steward and locates pipeline.
The present invention compares with prior art, and its effect is actively with obvious.The present invention utilizes vapour-water plate type heat exchanger and water-water plate type heat exchanger to form two thermal source plate-type heat-exchange unit, utilize the actual temperature that temperature sensor measurement healed water supplies water, the operating mode of vapour-water plate type heat exchanger and water-water plate type heat exchanger is coordinated by programmable logic controller (PLC), waste heat is made full use of when waste heat is sufficient, when waste heat is not enough, re-use steam be thermal source to ensure the temperature of healed water, reach heating or the object of domestic water.The present invention both saved energy and reduce the cost, and avoided thermal pollution again, can be user and brought great economic benefit.
Accompanying drawing illustrates:
Fig. 1 is the principle schematic of a kind of pair of thermal source plate-type heat-exchange unit of the present invention.
Detailed description of the invention:
Embodiment 1:
As shown in Figure 1, the two thermal source plate-type heat-exchange unit of one of the present invention, comprise a vapour-water plate type heat exchanger 1, a water-water plate type heat exchanger 2 and a programmable logic controller (PLC) 3, described vapour-water plate type heat exchanger 1 has a steam inlet 11, a condensation-water drain 12, a first healed water entrance 13 and a first healed water outlet 14, described water-water plate type heat exchanger 2 has a heat source water entrance 21, a heat source water outlet 22, a second healed water entrance 23 and a second healed water outlet 24, wherein, described heat source water entrance 21 pipeline place is connected with a first electronic two regulating valves 4, described pipeline place, steam inlet 11 is connected with a second electronic two regulating valves 5, an electric three-way regulating valves 6 is connected with between the second described healed water outlet 24 and the first healed water entrance 13, an outlet of described electric three-way regulating valves 6 is connected with a healed water water main 8, first healed water outlet 14 is connected with described healed water water main 8, a temperature sensor 9 is provided with in healed water water main 8, described first electronic two regulating valves 4, second electronic two regulating valves 5 is all connected with the control output end of described programmable logic controller (PLC) 3 with the control end of electric three-way regulating valves 6, described temperature sensor 9 is connected with programmable logic controller (PLC) 3 by holding wire.
Further, the second healed water entrance 23 is connected with a water pump 25 by pipeline.
Further, the pipeline that steam inlet 11 connects is connected with water replanishing device.
Further, vapour-water plate type heat exchanger 1, water-water plate type heat exchanger 2, first electronic two regulating valves 5 of electronic two regulating valves 4, second and electric three-way regulating valves 6 are all arranged in a support.
Concrete, a control end of programmable logic controller (PLC) 3 is connected with the control end of water pump 25 by frequency converter 7.
The operation principle of the present embodiment is: the heat source water entrance 2 of water-water plate type heat exchanger 2 is connected with afterheat hot water source with heat source water outlet 22.The steam inlet 11 of vapour-water plate type heat exchanger 1 is connected with a steam source with condensation-water drain 12.Healed water, under water pump 25 drives, is introduced into water-water plate type heat exchanger 2, then through electric three-way regulating valves 6, partly or entirely enters vapour-water plate type heat exchanger 1.The temperature that healed water supplies water is set in programmable logic controller (PLC) 3, as 60 DEG C, temperature sensor 9 is utilized to measure the actual temperature of healed water water supply, when the temperature recorded is lower than 60 DEG C, open the first electronic two regulating valves 4, when the actual temperature that the first electronic two regulating valves 4100% is opened, healed water supplies water is also lower than 60 DEG C, open the second electronic two regulating valves 5 in proportion.Meanwhile, progressively close the pipeline that electric three-way regulating valves 6 is located with healed water outlet header, major part or whole healed waters are sent into the porch of vapour-water plate type heat exchanger 1.When healed water temperature reach or higher than 60 DEG C time, carbonated drink electric control valve turns down in proportion, and when reaching 100% closedown, the first electronic two regulating valves 4 regulates aperture in proportion.Meanwhile, progressively close electric three-way regulating valves 6 and the pipeline of vapour-water plate-type heat-exchange porch, major part or whole healed waters are sent into house steward and locates pipeline.
Claims (4)
1. a two thermal source plate-type heat-exchange unit, comprise a vapour-water plate type heat exchanger, a water-water plate type heat exchanger and a programmable logic controller (PLC), described vapour-water plate type heat exchanger has a steam inlet, a condensation-water drain, a first healed water entrance and a first healed water outlet, described water-water plate type heat exchanger has a heat source water entrance, a heat source water outlet, a second healed water entrance and a second healed water outlet, it is characterized in that: described heat source water entrance pipe place is connected with a first electronic two regulating valves, described steam inlet line place is connected with a second electronic two regulating valves, an electric three-way regulating valves is connected with between the second described healed water outlet and the first healed water entrance, an outlet of described electric three-way regulating valves is connected with a healed water water main, first healed water outlet is connected with described healed water water main, a temperature sensor is provided with in healed water water main, described first electronic two regulating valves, second electronic two regulating valves is all connected with the control output end of described programmable logic controller (PLC) with the control end of electric three-way regulating valves, described temperature sensor is connected with programmable logic controller (PLC) by holding wire.
2. a kind of two thermal source plate-type heat-exchange unit as claimed in claim 1, is characterized in that: the second healed water entrance is connected with a water pump by pipeline.
3. a kind of two thermal source plate-type heat-exchange unit as claimed in claim 1, is characterized in that: the pipeline that steam inlet connects is connected with water replanishing device.
4. a kind of two thermal source plate-type heat-exchange unit as claimed in claim 1, is characterized in that: vapour-water plate type heat exchanger, water-water plate type heat exchanger, the first electronic two regulating valves, the second electronic two regulating valves and electric three-way regulating valves are all arranged in a support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310732599.3A CN103673062B (en) | 2013-12-26 | 2013-12-26 | A kind of two thermal source plate-type heat-exchange unit |
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| CN201310732599.3A CN103673062B (en) | 2013-12-26 | 2013-12-26 | A kind of two thermal source plate-type heat-exchange unit |
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| CN103673062A CN103673062A (en) | 2014-03-26 |
| CN103673062B true CN103673062B (en) | 2015-12-02 |
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| CN201310732599.3A Active CN103673062B (en) | 2013-12-26 | 2013-12-26 | A kind of two thermal source plate-type heat-exchange unit |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105783101A (en) * | 2016-04-27 | 2016-07-20 | 台州龙江化工机械科技有限公司 | Domestic hot water supply device for factory and operation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2741867A1 (en) * | 2008-10-28 | 2010-05-14 | Trak International, Llc | Methods and equipment for geothermally exchanging energy |
| CN201463076U (en) * | 2009-05-27 | 2010-05-12 | 武汉鸿图节能技术有限公司 | Solar energy ground heating apparatus |
| KR101144541B1 (en) * | 2010-04-27 | 2012-05-11 | 주식회사 기승금속 | Hot and cold water automatic control system |
| CN102305431B (en) * | 2011-09-29 | 2013-08-21 | 总装备部工程设计研究总院 | Integrated heat exchanger set |
| CN202581503U (en) * | 2012-03-09 | 2012-12-05 | 上海理工大学 | Steam condensate water waste heat recovery device |
| CN103062886B (en) * | 2013-01-08 | 2014-11-26 | 佛山市顺德万和电气配件有限公司 | Dual-heat-source gas water heater |
| CN203687176U (en) * | 2013-12-26 | 2014-07-02 | 上海艾克森集团有限公司 | Double heat source plate type heat exchange machine set |
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Effective date of registration: 20160429 Address after: Xie town of Anting Shanghai city Jiading District road 201804 No. 1458 Patentee after: Shanghai Accessen Group Co.,Ltd. Patentee after: Ai Kesen (Suzhou) heat transfer technology Co., Ltd. Address before: Xie town of Anting Shanghai city Jiading District road 201804 No. 1458 Patentee before: Shanghai Accessen Group Co.,Ltd. |
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Address after: Xie town of Anting Shanghai city Jiading District road 201804 No. 1458 Patentee after: Shanghai Exxon Co., Ltd Patentee after: ACCESSEN (SUZHOU) HEAT TRANSFER TECHNOLOGY Co.,Ltd. Address before: Xie town of Anting Shanghai city Jiading District road 201804 No. 1458 Patentee before: SHANGHAI ACCESSEN NEW-TECH Co.,Ltd. Patentee before: ACCESSEN (SUZHOU) HEAT TRANSFER TECHNOLOGY Co.,Ltd. |