CN202582300U - Phase-changing heat exchanger for adjusting wall temperature according to acid dew point - Google Patents
Phase-changing heat exchanger for adjusting wall temperature according to acid dew point Download PDFInfo
- Publication number
- CN202582300U CN202582300U CN 201220231383 CN201220231383U CN202582300U CN 202582300 U CN202582300 U CN 202582300U CN 201220231383 CN201220231383 CN 201220231383 CN 201220231383 U CN201220231383 U CN 201220231383U CN 202582300 U CN202582300 U CN 202582300U
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- dew point
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- heat exchanger
- acid dew
- jar
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Abstract
The utility model relates to a phase-changing heat exchanger for adjusting a wall temperature according to an acid dew point and belongs to the field of a heat exchanger. A steam pipe is communicated with an evaporating device and a condensing device, wherein the lower end of the condensing device is communicated with a heating adjusting jar through a pipeline; a condensing pipe is communicated with the heating adjusting jar and the evaporating device; an electronic control valve is mounted between the steam pipe and the heating adjusting jar; a safety valve and a non-condensable gas chamber are fixedly connected with the condensing device; an acid dew point meter is mounted in a front flue; a temperature sensor is fixedly connected with the heating adjusting jar; the acid dew point meter is in signal connection with a control center through an input signal circuit; and the control center is in signal connection with the temperature sensor through an output signal circuit. The phase-changing heat exchanger provided by the utility model has the advantages that: the structure is novel and simple; the phase-changing heat exchanger is easily manufactured; less cost is increased; and the wall temperature of the heat exchanger is adjusted at any time according to a signal supplied by an on-line acid dew point, so that the safety of the equipment is ensured, the efficiency of the heat exchanger is greatly increased, the manual operation is reduced, the running accuracy is increased and the reliability of the equipment is increased.
Description
Technical field
The utility model belongs to field of heat exchangers, refers in particular to a kind of phase-change heat-exchanger that is widely used in electric power, heating, chemical industry, metallurgy industry.
Background technology
In the flue gas waste heat recovery process of industries such as electric power, heating, chemical industry, metallurgy.Phase-change heat-exchanger in the past all is that the exhaust gas components during by a certain period or design boiler coal calculates an acid dew point, the design phase-change heat-exchanger of taking this as a foundation, and promptly science does not meet the boiler operatiopn operating mode yet, can produce energy-conservation sum of errors corrosion phenomenon unavoidably.
The phase-change heat-exchanger that has is stifled with ash in order to reduce corrosion, takes to increase or reduce the heat of cold medium, keeps the temperature of wall temperature, and in the operating mode of reality, the amount of some cold medium can not reduce, otherwise influences technology.Owing to be that design and actual condition according to theory has certain difference, heat is not that to increase be exactly minimizing like this, has influenced energy-saving effect greatly.
Summary of the invention
The utility model provides a kind of and adjusts the wall temperature phase-change heat-exchanger according to acid dew point, and phase-change heat-exchanger can produce energy-conservation sum of errors corrosion phenomenon to solve in the past, and heat is unstable, influences the problem of energy-saving effect.
The technical scheme of the utility model is: the vaporising device front end has gas approach, and there is exhanst gas outlet the vaporising device rear end, and the vaporising device front end has anterior flue; The steam pipe lower end is communicated with vaporising device, and the steam pipe upper end is communicated with condensing unit, and the condensing unit lower end is communicated with heating adjustment jar by pipeline; Condenser pipe one end is communicated with heating adjustment jar, and the condenser pipe other end is communicated with vaporising device, steam pipe and heating adjustment jar pipeline connection; Between steam pipe and the heating adjustment jar electrically-controlled valve is installed; Safety valve is fixedlyed connected with condensing unit, fixedlys connected with condensing unit in the on-condensible gas chamber, and there is air bleeding valve upper end, on-condensible gas chamber; The positive/negative pressure table is fixedlyed connected with condensing unit, and cold medium import, cold media outlet are fixedlyed connected with condensing unit respectively; The acid dew point appearance is installed in the anterior flue, and temperature sensor and heating adjustment jar are fixedlyed connected, and the acid dew point appearance is connected with the control centre signal by the input signal circuit, and control centre passes through the output signal line road and is connected with temperature sensor signal.
The advantage of the utility model is: novel structure, and in service at phase-change heat-exchanger, according to the signal that online acid dew point provides, adjust the wall surface temperature of heat exchanger at any time, promptly guaranteed device security, improved efficiency of heat exchanger again greatly.Owing to be intelligent operation, reduced personnel operation, improved the operation accuracy.A complete set of equipment adopts the pressure container standard design, makes, and test stone has been arranged, and has improved equipment dependability.Newly added equipment is simple in structure, is easy to make, and cost increases little.
Description of drawings
Fig. 1 is the structural representation of the utility model.
The specific embodiment
Vaporising device 1 front end has gas approach 10, and there is exhanst gas outlet 11 vaporising device 1 rear end, and vaporising device 1 front end has anterior flue 6; Steam pipe 8 lower ends are communicated with vaporising device 1, and steam pipe 8 upper ends are communicated with condensing unit 2, and condensing unit 2 lower ends are communicated with heating adjustment jar 13 through pipeline; Condenser pipe 9 one ends are communicated with heating adjustment jar 13, and condenser pipe 9 other ends are communicated with vaporising device 1, steam pipe 8 and heating adjustment jar 13 pipeline connections; Between steam pipe 8 and the heating adjustment jar 13 electrically-controlled valve 7 is installed; Safety valve 18 is fixedly connected with condensing unit 2, and on-condensible gas chamber 12 is fixedly connected with condensing unit 2, and there is air bleeding valve 17 12 upper ends, on-condensible gas chamber; Positive/negative pressure table 16 is fixedly connected with condensing unit 2, and cold medium import 14, cold media outlet 15 are fixedly connected with condensing unit 2 respectively; Acid dew point appearance 3 is installed in the anterior flue 6, and temperature sensor 5 and heating adjustment jars 13 is fixedly connected, and acid dew point appearance 3 is connected with control centre 4 signals through input signal circuit 19, and control centre 4 passes through output signal line road 20 and is connected with temperature sensor 5 signals.
Hot flue gas gets into the phase transformation vaporising device through gas approach and produces steam; Import condensing unit and heating adjustment jar into by steam pipe again; Become steam heat-exchanging condensed water to get back to the vaporising device bottom through condenser pipe again through condensing unit again, continue evaporation, form sealing and circulating.Reveal the test signal of appearance and the test signal of the temperature sensor of heating adjustment jar according to acid; Calculating through control centre; Act on the electrically-controlled valve, a jar water temperature inside is adjusted in the aperture of decision electrically-controlled valve and adjustment heating, comes the heat exchange wall temperature of corresponding adjustment control vaporising device.
Claims (1)
1. one kind according to acid dew point adjustment wall temperature phase-change heat-exchanger, and it is characterized in that: the vaporising device front end has gas approach, and there is exhanst gas outlet the vaporising device rear end; The vaporising device front end has anterior flue, and the steam pipe lower end is communicated with vaporising device, and the steam pipe upper end is communicated with condensing unit; The condensing unit lower end jar is communicated with by pipeline and heating adjustment, and condenser pipe one end is adjusted jar with heating and is communicated with, and the condenser pipe other end is communicated with vaporising device; Between the steam pipe and a heating adjustment jar pipeline connection, steam pipe and heating adjustment jar electrically-controlled valve is installed, safety valve is fixedlyed connected with condensing unit; Fixedly connected with condensing unit in the on-condensible gas chamber; There is air bleeding valve upper end, on-condensible gas chamber, and the positive/negative pressure table is fixedlyed connected with condensing unit, and cold medium import, cold media outlet are fixedlyed connected with condensing unit respectively; The acid dew point appearance is installed in the anterior flue, and temperature sensor and heating adjustment jar are fixedlyed connected, and the acid dew point appearance is connected with the control centre signal by the input signal circuit, and control centre passes through the output signal line road and is connected with temperature sensor signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220231383 CN202582300U (en) | 2012-05-22 | 2012-05-22 | Phase-changing heat exchanger for adjusting wall temperature according to acid dew point |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220231383 CN202582300U (en) | 2012-05-22 | 2012-05-22 | Phase-changing heat exchanger for adjusting wall temperature according to acid dew point |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202582300U true CN202582300U (en) | 2012-12-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220231383 Expired - Fee Related CN202582300U (en) | 2012-05-22 | 2012-05-22 | Phase-changing heat exchanger for adjusting wall temperature according to acid dew point |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202582300U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900410A (en) * | 2014-04-02 | 2014-07-02 | 杭州国电机械设计研究院有限公司 | Phase-change heat transfer device and heat transfer method thereof |
-
2012
- 2012-05-22 CN CN 201220231383 patent/CN202582300U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103900410A (en) * | 2014-04-02 | 2014-07-02 | 杭州国电机械设计研究院有限公司 | Phase-change heat transfer device and heat transfer method thereof |
| CN103900410B (en) * | 2014-04-02 | 2015-12-30 | 杭州华电能源工程有限公司 | A kind of phase change heat exchange device and heat-exchange method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANDONG GUOXIN INDUSTRIAL EUQIPMENT CO., LTD. Free format text: FORMER OWNER: LIANG HUAIDAN Effective date: 20150805 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150805 Address after: 250305, Shandong province Ji'nan Changqing District five peak Subdistrict Office resident Patentee after: Shandong Industrial Equipment Co., Ltd of China Telecom Address before: 130032, 512, 2 Gate 306, Binhe District, two district, Jilin, Changchun Patentee before: Liang Huaidan |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160706 Address after: The central Hongmiao District of Ji'nan city of Shandong province 250002 City Building No. 16 North No. 5 Patentee after: Shandong Guoxin Europe Feida Energy Technology Co. Ltd. Address before: 250305, Shandong province Ji'nan Changqing District five peak Subdistrict Office resident Patentee before: Shandong Industrial Equipment Co., Ltd of China Telecom |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20190522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |