CN102454981A - Comprehensive control system for industrial steam recovery - Google Patents
Comprehensive control system for industrial steam recovery Download PDFInfo
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- CN102454981A CN102454981A CN2010105221604A CN201010522160A CN102454981A CN 102454981 A CN102454981 A CN 102454981A CN 2010105221604 A CN2010105221604 A CN 2010105221604A CN 201010522160 A CN201010522160 A CN 201010522160A CN 102454981 A CN102454981 A CN 102454981A
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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
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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Abstract
The invention discloses a comprehensive control system for industrial steam recovery. The system comprises a main steam supply pipeline, a main recovery pipeline, a controller, a control valve 2 arranged on the main steam supply pipeline, and a steam recovering machine and a control valve 1 which are arranged on the main recovery pipeline respectively, wherein a compression pump is arranged at a steam supply inlet of a boiler. The system also comprises a water quantity detection unit for detecting water quantity of condensate water remained on an inner side of the pipeline wall of the main steam supply pipeline in real time, an auxiliary steam supply pipeline connected between the steam supply inlet of the boiler and a steam inlet of steam equipment, a control valve 3 arranged on the auxiliary steam supply pipeline, an auxiliary recovery pipeline connected between the main steam supply pipeline and the main recovery pipeline, and a control valve 4 arranged on the auxiliary recovery pipeline. The system disclosed by the invention has the advantages of reasonable design, high intelligent degree and good using effect, is easy to operate, and can overcome the defects that the condensate water on a pipeline wall of a heat supply pipeline can not be effectively recovered, water resource waste is relatively severe, the steam supply pipeline is easily corroded, and the like in the conventional industrial steam recovery system.
Description
Technical field
The invention belongs to industrial steam recovery technology field, especially relate to a kind of industrial steam recovery and use complex control system.
Background technology
It is the recycling of condensate that industrial steam effectively utilizes topmost measure, because condensate contains 20%～30% of steam total amount of heat, and also best in quality, thereby be appreciable residual heat resources.But for a long time, the condensate recovery percentage of a lot of enterprises of China is very low, causes the huge waste of heat energy and water resource.For example; The boiler heat supplying pipeline of factory is when transmitting hot gas; Because the length of pipeline and the influence of external environment; The portion gas energy is met condensation and is formed water in transmittance process, in order to ensure the reasonable utilization of water resource, make the condensed water of generation collect in the water tank and pumped once more in the twice-cooked stir-frying building by water pump and utilize again.But in the actual use, the performance that also is not the high more boiler heating system of condensate recovery percentage is just good more; When boiler heating system reaches recovery condensate purpose; Also want the problem of taking into account system heat-economy, just when considering UTILIZATION OF VESIDUAL HEAT IN efficient, also will consider initial input; The economic technology that is project compares, and has only through rational economic technology relatively to reach the prioritization scheme that the reasonable ratio that drops into and reclaim is only engineering project.
When nowadays carrying out the condensate recovery at present; Usually all be that a Steam Recovery machine is installed on the discharge duct of gas utilization unit; The gas outlet of Steam Recovery machine is connected to the water inlet of boiler or is connected to the delivery port of economizer; The Steam Recovery machine carries out directly conveying back boiler of secondary pressurization through compressibility to steam water interface during the reality use, thereby reaches the energy-conservation and water saving purpose of recovery.Load onto the recovery machine at the exhaust line of gas utilization unit; Get final product reclaiming drum or the economizer exit that the machine export pipeline is connected to boiler again; And make boiler steam steam supply equipment, gas utilization unit, Steam Recovery machine and boiler; Form a closed cycle system, have simultaneously and avoid playing a protective role because of the lack of water explosion accident in the boiler.But; During actual the use, because the heat supply pipeline of boiler is transmitting in the hot gas process to gas utilization unit, owing to the length of steam line and the influence of external environment; Part gas energy is met condensation and is formed water and remain on the tube wall of heat supply pipeline in transmittance process; Thereby causing the great amount of water resources waste, the condensed water that remains in the steam line after long-term the use also can cause certain corrosion to pipeline, and also can influence the heating efficiency of boiler.But the Steam Recovery machine can only reclaim the condensed water in the gas utilization unit exhaust line, and can not the condensed water on the tube wall that remain in heat supply pipeline effectively be reclaimed.
Summary of the invention
Technical problem to be solved by this invention is to above-mentioned deficiency of the prior art; Provide a kind of industrial steam to reclaim and use complex control system; It is reasonable in design, install lay convenient, use that easy and simple to handle and intelligent degree is high, result of use is good, can solve effectively that existing industrial steam recovery system is existing can not be to number of drawbacks and deficiencies such as remaining in condensed water on the heat supply pipeline tube wall and effectively reclaim, water resource waste is serious, steam line is prone to be corroded.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of industrial steam reclaims uses complex control system; Comprise main steam line, main recovery channel, controller, be installed in the by-pass valve control two on the main steam line and be installed in Steam Recovery machine and the by-pass valve control one on the main recovery channel respectively; Said main recovery channel is connected between the steam drain of water inlet and gas utilization unit of boiler; Main steam line is connected between the air intake of steam supply mouth and gas utilization unit of boiler; The steam supply mouth place of said boiler is equipped with compression pump; Said Steam Recovery machine, by-pass valve control one, by-pass valve control two and compression pump are controlled by controller and it all joins with controller; It is characterized in that: also comprise auxilliary steam line between the air intake of water yield detecting unit, the steam supply mouth that is connected on boiler and gas utilization unit that the water yield to the inboard condensed water that retains of the tube wall of main steam line detects in real time, be installed in the by-pass valve control three of assisting on the steam line, be connected the auxilliary recovery channel between main steam line and the main recovery channel and be installed in the by-pass valve control four of assisting on the recovery channel; Said by-pass valve control three controls by controller with by-pass valve control four and the two all joins with controller, and said water yield detecting unit and controller join.
Above-mentioned a kind of industrial steam reclaims and use complex control system, it is characterized in that: the leading section of said auxilliary steam line through three-way pipe one and main steam line joins and thereafter the air intake of end and gas utilization unit join.
Above-mentioned a kind of industrial steam reclaims uses complex control system, and it is characterized in that: the two ends of said auxilliary recovery channel join with main steam line and main recovery channel through three-way pipe two and three-way pipe three respectively.
Above-mentioned a kind of industrial steam reclaims and uses complex control system, it is characterized in that: also comprise all the parameter set unit, display and the alarm unit that join with controller, said display and alarm unit are controlled by controller.
Above-mentioned a kind of industrial steam reclaims uses complex control system, and it is characterized in that: said parameter set unit and display are integrated into touching display screen.
Above-mentioned a kind of industrial steam reclaims uses complex control system, it is characterized in that: carry out two-way communication with communication between said parameter set unit and the controller.
The present invention compared with prior art has the following advantages:
1, reasonable in design, cost is low and install to lay convenient.
2, the simple and easy-to-connect of circuit.
3, use simple to operate, intelligent degree height and display effect directly perceived, can realize all controlling process automatically, really realized no worker monitor through controller.
4, result of use is good; Can the condensed water that remain on the heat supply pipeline tube wall in condensed water in the gas utilization unit exhaust line and the steam supply process all be reclaimed through main recovery channel and auxilliary recovery channel; In addition because the present invention also is provided with the by-pass line of an auxilliary steam line as main steam line on main steam line; Thereby when in to the steam supply process, remaining in condensed water on the heat supply pipeline tube wall and reclaim, also can realize uninterrupted steam supply.
5, practical value is high, can not only save great amount of water resources, improves boiler heat supplying efficient, and can effectively prolong the service life of steam line, reduces maintenance cost significantly.
6, applied widely, popularizing application prospect is extensive, can effectively apply to the correlative technology field of industrial steam recovery.
In sum; The present invention is reasonable in design, install lay convenient, use that easy and simple to handle and intelligent degree is high, result of use is good, can solve effectively that existing industrial steam recovery system is existing can not be to number of drawbacks and deficiencies such as remaining in condensed water on the heat supply pipeline tube wall and effectively reclaim, water resource waste is serious, steam line is prone to be corroded.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Fig. 1 is laying structure figure of the present invention.
Fig. 2 is a schematic block circuit diagram of the present invention.
Description of reference numerals:
1-master's recovery channel; 2-Steam Recovery machine; 3-by-pass valve control one;
The 4-boiler; The 5-gas utilization unit; 6-master's steam line;
7-by-pass valve control two; The 8-controller; The 9-compression pump;
10-assists steam line; 11-three-way pipe one; 12-by-pass valve control three;
13-assists recovery channel; 14-by-pass valve control four; 15-water yield detecting unit;
16-three-way pipe two; 17-three-way pipe three; The 18-display;
19-alarm unit; The 20-parameter set unit.
The specific embodiment
Like Fig. 1, shown in Figure 2; The present invention includes main steam line 6, main recovery channel 1, controller 8, be installed in the by-pass valve control 27 on the main steam line 6 and be installed in Steam Recovery machine 2 and the by-pass valve control 1 on the main recovery channel 1 respectively; Said main recovery channel 1 is connected between the steam drain of water inlet and gas utilization unit 5 of boiler 4; Main steam line 6 is connected between the air intake of steam supply mouth and gas utilization unit 5 of boiler 4; The steam supply mouth place of said boiler 4 is equipped with compression pump 9, said Steam Recovery machine 2, by-pass valve control 1, by-pass valve control 27 and compression pump 9 is controlled by controller 8 and it all joins with controller 8.Simultaneously; The present invention also comprises auxilliary steam line 10 between the air intake of water yield detecting unit 15, the steam supply mouth that is connected on boiler 4 and gas utilization unit 5 that the water yield to the inboard condensed water that retains of the tube wall of main steam line 6 detects in real time, be installed in the by-pass valve control 3 12 of assisting on the steam line 10, be connected the auxilliary recovery channel 13 between main steam line 6 and the main recovery channel 1 and be installed in the by-pass valve control 4 14 of assisting on the recovery channel 13; Said by-pass valve control 3 12 controls by controller 8 with by-pass valve control 4 14 and the two all joins with controller 8, and said water yield detecting unit 15 joins with controller 8.
In the present embodiment, the leading section of said auxilliary steam line 10 join through three-way pipe 1 and main steam line 6 and thereafter the air intake of end and gas utilization unit 5 join.The two ends of said auxilliary recovery channel 13 join with main recovery channel 1 through three-way pipe 2 16 and three-way pipe 3 17 and main steam line 6 respectively.
Simultaneously, the present invention also comprises all parameter set unit 20, display 18 and the alarm unit 19 that joins with controller 8, and said display 18 is controlled by controller 8 with alarm unit 19.In the present embodiment, said parameter set unit 20 is integrated into touching display screen with display 18.Carry out two-way communication with communication between said parameter set unit 20 and the controller 8.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit changes any simple modification, change and the equivalent structure that above embodiment did according to the present invention, all still belongs in the protection domain of technical scheme of the present invention.
Claims (6)
1. an industrial steam reclaims and uses complex control system; Comprise main steam line (6), main recovery channel (1), controller (8), be installed in the by-pass valve control two (7) on the main steam line (6) and be installed in Steam Recovery machine (2) and the by-pass valve control one (3) on the main recovery channel (1) respectively; Said main recovery channel (1) is connected between the steam drain of water inlet and gas utilization unit (5) of boiler (4); Main steam line (6) is connected between the air intake of steam supply mouth and gas utilization unit (5) of boiler (4); The steam supply mouth place of said boiler (4) is equipped with compression pump (9); Said Steam Recovery machine (2), by-pass valve control one (3), by-pass valve control two (7) and compression pump (9) are controlled by controller (8) and it all joins with controller (8); It is characterized in that: also comprise auxilliary steam line (10) between the air intake of water yield detecting unit (15), the steam supply mouth that is connected on boiler (4) and gas utilization unit (5) that the water yield to the inboard condensed water that retains of the tube wall of main steam line (6) detects in real time, be installed in by-pass valve control three (12) on the auxilliary steam line (10), be connected the auxilliary recovery channel (13) between main steam line (6) and the main recovery channel (1) and be installed in the by-pass valve control four (14) on the auxilliary recovery channel (13); Said by-pass valve control three (12) and by-pass valve control four (14) are controlled by controller (8) and the two all joins with controller (8), and said water yield detecting unit (15) joins with controller (8).
2. reclaim according to the described a kind of industrial steam of claim 1 and use complex control system, it is characterized in that: the leading section of said auxilliary steam line (10) through three-way pipe one (11) and main steam line (6) joins and thereafter the air intake of end and gas utilization unit (5) join.
3. reclaim according to claim 1 or 2 described a kind of industrial steams and use complex control system, it is characterized in that: the two ends of said auxilliary recovery channel (13) join with main steam line (6) and main recovery channel (1) through three-way pipe two (16) and three-way pipe three (17) respectively.
4. reclaim according to claim 1 or 2 described a kind of industrial steams and use complex control system; It is characterized in that: also comprise all the parameter set unit (20) of joining with controller (8), display (18) and alarm unit (19), said display (18) and alarm unit (19) are controlled by controller (8).
5. reclaim according to the described a kind of industrial steam of claim 4 and use complex control system, it is characterized in that: said parameter set unit (20) and display (18) are integrated into touching display screen.
6. reclaim according to the described a kind of industrial steam of claim 4 and use complex control system, it is characterized in that: carry out two-way communication with communication between said parameter set unit (20) and the controller (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105221604A CN102454981A (en) | 2010-10-27 | 2010-10-27 | Comprehensive control system for industrial steam recovery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105221604A CN102454981A (en) | 2010-10-27 | 2010-10-27 | Comprehensive control system for industrial steam recovery |
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| CN102454981A true CN102454981A (en) | 2012-05-16 |
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| CN2010105221604A Pending CN102454981A (en) | 2010-10-27 | 2010-10-27 | Comprehensive control system for industrial steam recovery |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927555A (en) * | 2012-10-16 | 2013-02-13 | 东阳市佳先机械制造有限公司 | Two-body boiler |
| CN109027685A (en) * | 2018-08-07 | 2018-12-18 | 西安热工研究院有限公司 | The industrial steam-supplying system and method for big flow high parameter are realized using vapour compression machine |
| CN109855086A (en) * | 2019-01-17 | 2019-06-07 | 武汉泰康翔科技股份有限公司 | Circulating water condensing system |
-
2010
- 2010-10-27 CN CN2010105221604A patent/CN102454981A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102927555A (en) * | 2012-10-16 | 2013-02-13 | 东阳市佳先机械制造有限公司 | Two-body boiler |
| CN109027685A (en) * | 2018-08-07 | 2018-12-18 | 西安热工研究院有限公司 | The industrial steam-supplying system and method for big flow high parameter are realized using vapour compression machine |
| CN109027685B (en) * | 2018-08-07 | 2023-03-28 | 西安热工研究院有限公司 | Industrial steam supply system and method for realizing high flow and high parameter by using steam compressor |
| CN109855086A (en) * | 2019-01-17 | 2019-06-07 | 武汉泰康翔科技股份有限公司 | Circulating water condensing system |
| CN109855086B (en) * | 2019-01-17 | 2020-12-11 | 武汉泰康翔科技股份有限公司 | Circulating water condensing system |
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Application publication date: 20120516 |