CN204116260U - A kind of heat interchanger dirtiness resistance on-line monitoring system - Google Patents
A kind of heat interchanger dirtiness resistance on-line monitoring system Download PDFInfo
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- CN204116260U CN204116260U CN201420623072.7U CN201420623072U CN204116260U CN 204116260 U CN204116260 U CN 204116260U CN 201420623072 U CN201420623072 U CN 201420623072U CN 204116260 U CN204116260 U CN 204116260U
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- tube
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- pipe
- monitoring system
- heat interchanger
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 42
- 238000012360 testing method Methods 0.000 claims abstract description 52
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000012530 fluid Substances 0.000 claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 230000008676 import Effects 0.000 claims abstract description 24
- 238000012806 monitoring device Methods 0.000 claims abstract description 12
- 229920002545 silicone oil Polymers 0.000 claims abstract description 9
- 238000009835 boiling Methods 0.000 claims abstract description 5
- 239000000498 cooling water Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
A kind of heat interchanger dirtiness resistance on-line monitoring system, being comprised: dirt testing tube, is communicated with by a circulating water pipe with the cold fluid pipe of heat interchanger to be measured; Heating tube, is communicated with by the hot fluid pipe of a heat flow tube with described heat interchanger to be measured; Heat exchanging chamber, described dirt testing tube and described heating tube are arranged in described heat exchanging chamber, described heat exchanging chamber is the airtight chamber of filling higher boiling silicone oil in, the sidewall of described airtight chamber is provided with mounting hole, and the two ends of described dirt testing tube and the two ends of described heating tube are arranged in described mounting hole respectively; Monitoring device, is separately positioned on the circulating water pipe at the circulating water pipe in the import front of described dirt testing tube and the outlet rear of described dirt testing tube; And volume control device, be separately positioned on the heat flow tube in the circulating water pipe in the import front of described dirt testing tube and the import front of described heating tube.
Description
Technical field
The utility model relates to heat interchanger fouling thermal resistance monitoring device, and particularly a kind of energy is directly from hot fluid heat-obtaining, and simulates the new type heat exchanger dirtiness resistance on-line monitoring system utilizing on-the-spot thermal source of heat exchange Bottomhole pressure completely.
Background technology
Usually recirculated cooling water is used to cool equipment in commercial production, if but it is bad to its process, then can bring dirt deposition to heat transmission equipment, result in that energy consumption and maintenance clean expense increase, product quality reduces and the series of problems such as equipment investment increase, and the performance of heat exchanging equipment and commercial production are brought safely and are had a strong impact on.Therefore, the theoretical research to dirt formation mechenism and influence factor is especially paid attention to both at home and abroad.
But the forming process of dirt be momentum, energy and quality transmit simultaneous combined process, influence factor is a lot, but also relate to the knowledge such as chemical kinetics, colloidal chemistry and even Surface Science, the difficulty causing theoretical analysis prediction strengthens, thus experimental study means and monitoring technology, seems very important for dirt research.
Usually monitoring heat exchanger is used to monitor recirculated cooling water fouling condition in current industry.Monitoring heat exchanger is a kind of Mini-type heat exchanger of simulating actual condition.Flow through the dirtiness resistance of the heat exchanger tube of industrial circulating water in calculating in current industry, the general out temperature by measurement monitoring heat exchanger and flow, and calculate according to heat transfer theory.Monitoring heat exchanger many employings steam source in the market, maybe can not regulate the flow of cold and hot fluid, makes troubles to industry spot application.
Such as, application number is " 200510028159.5 ", name is called that the Chinese invention patent application of " dirtiness resistance real time on line monitoring control device and method " discloses a kind of dirtiness resistance real time on line monitoring control device, be this dirtiness resistance real time on line monitoring control device structural representation see Fig. 1, Fig. 1.This device comprises dirtiness resistance signals collecting assembly 1, Programmable Logic Controller 2, dosing assembly 3, computing machine 4, this dirtiness resistance signals collecting assembly 1 gathers dirtiness resistance signal transmission to this Programmable Logic Controller 2, and this Programmable Logic Controller 2 controls this dosing assembly 3 according to this dirtiness resistance signal and operates.Wherein, this dirtiness resistance signals collecting assembly 1 comprises a monitoring heat exchanger 11, be arranged in the bypass in circulation, three temp probes 12 be arranged on this monitoring heat exchanger 11, gather temperature, the vapor (steam) temperature of cooling water outlet and inlet, it exports termination expansion module 13 signal input part, and resistance signal is converted into digital signal by expansion module 13, and its signal output part connects this Programmable Logic Controller 2 signal input part.This Programmable Logic Controller 2 comprises calculation element 21 and control device 22, and this dosing assembly 3 comprises motor 32 and relay 31.This application for a patent for invention can control dosing pump according to calculating the dirtiness resistance value obtained, and can carry out Real-Time Monitoring to the dirtiness resistance in circulation for a long time and automatically control.But, this dirtiness resistance real time on line monitoring control device gathers temperature, the vapor (steam) temperature of cooling water outlet and inlet by temp probe 12, and controlling dosing pump according to calculating the dirtiness resistance value obtained, it can not regulate the flow of cold and hot fluid, makes troubles to industry spot application.
Prior art
1 dirtiness resistance signals collecting assembly
11 monitoring heat exchangers
12 temp probes
13 expansion modules
2 Programmable Logic Controllers
21 calculation elements
22 control device
3 dosing assemblies
31 relays
32 motors
4 computing machines
The utility model
10 dirt testing tubes
101 circulating water pipes
The cold fluid pipe of 20 heat interchanger to be measured
30 heating tubes
301 heat flow tubes
The hot fluid pipe of 40 heat interchanger to be measured
50 heat exchanging chambers
60 monitoring devices
601 Flow speed measurers
602 temperature measuring sets
70 volume control devices
701 recirculated water solenoid valves
702 hot fluid solenoid valves
80 automatons
Utility model content
Technical problem to be solved in the utility model is the above-mentioned defect for prior art, provides a kind of and directly from hot fluid heat-obtaining, and can simulate the heat interchanger dirtiness resistance on-line monitoring system utilizing on-the-spot thermal source of heat exchange Bottomhole pressure completely.
To achieve these goals, the utility model provides a kind of heat interchanger dirtiness resistance on-line monitoring system, wherein, comprising:
Dirt testing tube, is communicated with the cold fluid pipe of heat interchanger to be measured by a circulating water pipe;
Heating tube, is communicated with by the hot fluid pipe of a heat flow tube with described heat interchanger to be measured;
Heat exchanging chamber, described dirt testing tube and described heating tube are arranged in described heat exchanging chamber, described heat exchanging chamber is the airtight chamber of filling higher boiling silicone oil in, the sidewall of described airtight chamber is provided with mounting hole, and the two ends of described dirt testing tube and the two ends of described heating tube are arranged in described mounting hole respectively;
Monitoring device, is separately positioned on the circulating water pipe at the circulating water pipe in the import front of described dirt testing tube and the outlet rear of described dirt testing tube; And
Volume control device, is separately positioned on the heat flow tube in the circulating water pipe in the import front of described dirt testing tube and the import front of described heating tube.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, also comprise automaton, described automaton is connected with described monitoring device and described volume control device respectively.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, described volume control device comprises recirculated water solenoid valve and hot fluid solenoid valve, described recirculated water solenoid valve is arranged on the circulating water pipe in the import front of described dirt testing tube, and described hot fluid solenoid valve is arranged on the heat flow tube in import front of described heating tube.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, described monitoring device comprises Flow speed measurer and temperature measuring set, the circulating water pipe in the import front of described dirt testing tube arranges Flow speed measurer and temperature measuring set, set temperature measuring instrument on the circulating water pipe at the outlet rear of described dirt testing tube.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, described heating tube is coiled pipe.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, described coiled pipe is U-shaped structural pipe.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, described coiled pipe is V-structure pipe.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, described coiled pipe is circular ring type structural pipe.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, described dirt testing tube is straight line pipeline, and the centerline parallel of described straight line pipeline and described coiled pipe is arranged and described straight line pipeline is arranged on the top of described coiled pipe.
Above-mentioned heat interchanger dirtiness resistance on-line monitoring system, wherein, described dirt testing tube is straight line pipeline, described straight line pipeline is arranged on the center line of described coiled pipe, and the import of described coiled pipe is arranged on the below of described straight line pipeline, the outlet of described coiled pipe is arranged on the top of described straight line pipeline.
Beneficial functional of the present utility model is:
The utility model directly from hot fluid heat-obtaining, and can simulate the on-line monitoring system of heat exchange Bottomhole pressure completely, thus reduces production cost, and improves monitoring accuracy and corrosion protection management level.By the aperture of supervisory control comuter controlled circulation water solenoid valve and hot fluid solenoid valve, speed and the heat exchange amount of dirt testing tube inner fluid can be controlled, thus make the operating mode of dirt testing tube and need the operating mode of the heat-exchanging tube bundle of analogy similar, ensure measuring accuracy; Supervisory control comuter by gathering, the parameter of analysis cycle water inlet instrument and circulating water outlet instrument, calculate dirtiness resistance according to heat transfer theory, and estimate dirt thickness; Heat silicone oil by heat(ing) coil from hot fluid heat-obtaining, then by silicone oil heating dirt testing tube, heat-obtaining is convenient, and avoids the outer fouling of the pipe of dirt testing tube, also can improve measuring accuracy.The utility model have heat-obtaining convenient, measure accurately, the feature such as compact conformation, cheap, long service life.
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.
Accompanying drawing explanation
Fig. 1 is prior art real time on line monitoring control device structural representation;
Fig. 2 is the structured flowchart of the utility model first embodiment;
Fig. 3 is the structural representation of the utility model second embodiment;
Fig. 4 is the heat exchanging chamber structural representation of the utility model the 3rd embodiment;
Fig. 5 is the heat exchanging chamber structural representation of the utility model the 4th embodiment;
Fig. 6 is the heat exchanging chamber structural representation of the utility model the 5th embodiment.
Wherein, Reference numeral
Embodiment
Below in conjunction with accompanying drawing, structural principle of the present invention and principle of work are described in detail:
See the structured flowchart that Fig. 2, Fig. 2 are the utility model first embodiment.Heat interchanger dirtiness resistance on-line monitoring system of the present utility model, comprising:
Dirt testing tube 10, is communicated with the cold fluid pipe 20 of heat interchanger to be measured by a circulating water pipe 101;
Heating tube 30, is communicated with by the hot fluid pipe 40 of a heat flow tube 301 with described heat interchanger to be measured;
Heat exchanging chamber 50, described dirt testing tube 10 and described heating tube 30 are arranged in described heat exchanging chamber 50, described heat exchanging chamber 50 is the airtight chamber of filling higher boiling silicone oil in, the sidewall of described airtight chamber is provided with mounting hole (not shown), the two ends of described dirt testing tube 10 and the two ends of described heating tube 30 are arranged in described mounting hole respectively by welding or other modes, and outer fluid in the pipe of dirt testing tube 10 and described heating tube 30 is not mixed;
Monitoring device 60, is separately positioned on the circulating water pipe 101 at the circulating water pipe 101 in the import front of described dirt testing tube 10 and the outlet rear of described dirt testing tube 10; And
Volume control device 70, is separately positioned on the heat flow tube 301 in the circulating water pipe 101 in the import front of described dirt testing tube 10 and the import front of described heating tube 30.
In the present embodiment, also can comprise automaton 80, described automaton 80 is such as supervisory control comuter, and this supervisory control comuter is connected with described monitoring device 60 and described volume control device 70 respectively.Wherein, described volume control device 70 comprises recirculated water solenoid valve 701 and hot fluid solenoid valve 702, described recirculated water solenoid valve 701 is arranged on the circulating water pipe 101 in the import front of described dirt testing tube 10, and described hot fluid solenoid valve 702 is arranged on the heat flow tube 301 in the import front of described heating tube 30.Described monitoring device 60 comprises Flow speed measurer 601 and temperature measuring set 602, the circulating water pipe 101 in the import front of described dirt testing tube 10 is arranged Flow speed measurer 601 and temperature measuring set 602, set temperature measuring instrument 602 on the circulating water pipe 101 at the outlet rear of described dirt testing tube 10.Described recirculated water solenoid valve 701, hot fluid solenoid valve 702, Flow speed measurer 601 and temperature measuring set 602 can be connected on supervisory control comuter respectively by data line, also be connected with this supervisory control comuter by radio connection, supervisory control comuter gathers the instrumented data of Flow speed measurer 601 and temperature measuring set 602, and according to the aperture of operating conditions recirculated water solenoid valve 701 and hot fluid solenoid valve 702, ensure the operating mode of dirt testing tube 10 and need the operating mode of the heat exchanger tube of comparing similar.
See the structural representation that Fig. 3, Fig. 3 are the utility model second embodiment.In the present embodiment, described heating tube 30 is preferably coiled pipe.Described dirt testing tube 10 is straight line pipeline, and described coiled pipe is such as V-structure pipe.Line between the two ends of described straight line pipeline and described V-structure pipe be arranged in parallel and described straight line pipeline is arranged on the top of described V-structure pipe.
See the heat exchanging chamber structural representation that Fig. 4, Fig. 4 are the utility model the 3rd embodiment.In this embodiment, described coiled pipe is preferably U-shaped structural pipe.Described dirt testing tube 10 is straight line pipeline, and the line between the two ends of described straight line pipeline and described U-shaped structural pipe be arranged in parallel and described straight line pipeline is arranged on the top of described U-shaped structural pipe.
See the heat exchanging chamber structural representation that Fig. 5, Fig. 5 are the utility model the 4th embodiment.In this embodiment, described coiled pipe is preferably circular ring type structural pipe.Wherein, described dirt testing tube 10 is straight line pipeline, and the centerline parallel of the coiled pipe of described straight line pipeline and described circular ring type structure is arranged and described straight line pipeline is arranged on the top of described coiled pipe.
See the heat exchanging chamber structural representation that Fig. 6, Fig. 6 are the utility model the 5th embodiment.In this embodiment, described coiled pipe is circular ring type structural pipe.Wherein, described dirt testing tube 10 is straight line pipeline, and described straight line pipeline is arranged on the center line of described coiled pipe, and the import of described coiled pipe is arranged on the below of described straight line pipeline, and the outlet of described coiled pipe is arranged on the top of described straight line pipeline.
When dirtiness resistance in certain heat exchanger heat-exchanging tube monitored by needs, circulating water pipe 101 of the present utility model is parallel on the cold fluid pipe 20 of heat interchanger by flange, heat flow tube 301 is parallel on the hot fluid pipe 40 of heat interchanger by flange, in heat exchanging chamber 50, is first filled with the higher boiling silicone oil of 95% volume.After data line is connected with supervisory control comuter, starts supervisory control comuter, then open recirculated water solenoid valve 701 and hot fluid solenoid valve 702.
The utility model passes through the aperture of supervisory control comuter controlled circulation water solenoid valve 701 and hot fluid solenoid valve 702, speed and the heat exchange amount of dirt testing tube 10 inner fluid can be controlled, thus make the operating mode of dirt testing tube 10 and need the operating mode of the heat-exchanging tube bundle of analogy similar, ensure measuring accuracy; Supervisory control comuter by gathering, the parameter of analysis cycle water inlet instrument and circulating water outlet instrument, calculate dirtiness resistance according to heat transfer theory, and estimate dirt thickness; Heat silicone oil by heat(ing) coil from hot fluid heat-obtaining, then by silicone oil heating dirt testing tube 10, heat-obtaining is convenient, and the outer fouling of the pipe avoiding dirt testing tube 10, also can improve measuring accuracy.Have heat-obtaining convenient, measure accurately, the feature such as compact conformation, cheap, long service life.
Certainly; the utility model also can have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the utility model.
Claims (10)
1. a heat interchanger dirtiness resistance on-line monitoring system, is characterized in that, comprising:
Dirt testing tube, is communicated with the cold fluid pipe of heat interchanger to be measured by a circulating water pipe;
Heating tube, is communicated with by the hot fluid pipe of a heat flow tube with described heat interchanger to be measured;
Heat exchanging chamber, described dirt testing tube and described heating tube are arranged in described heat exchanging chamber, described heat exchanging chamber is the airtight chamber of filling higher boiling silicone oil in, the sidewall of described airtight chamber is provided with mounting hole, and the two ends of described dirt testing tube and the two ends of described heating tube are arranged in described mounting hole respectively;
Monitoring device, is separately positioned on the circulating water pipe at the circulating water pipe in the import front of described dirt testing tube and the outlet rear of described dirt testing tube; And
Volume control device, is separately positioned on the heat flow tube in the circulating water pipe in the import front of described dirt testing tube and the import front of described heating tube.
2. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 1, it is characterized in that, also comprise automaton, described automaton is connected with described monitoring device and described volume control device respectively.
3. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 1 or 2, it is characterized in that, described volume control device comprises recirculated water solenoid valve and hot fluid solenoid valve, described recirculated water solenoid valve is arranged on the circulating water pipe in the import front of described dirt testing tube, and described hot fluid solenoid valve is arranged on the heat flow tube in import front of described heating tube.
4. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 1 or 2, it is characterized in that, described monitoring device comprises Flow speed measurer and temperature measuring set, the circulating water pipe in the import front of described dirt testing tube arranges Flow speed measurer and temperature measuring set, set temperature measuring instrument on the circulating water pipe at the outlet rear of described dirt testing tube.
5. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 1 or 2, it is characterized in that, described heating tube is coiled pipe.
6. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 5, it is characterized in that, described coiled pipe is U-shaped structural pipe.
7. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 5, it is characterized in that, described coiled pipe is V-structure pipe.
8. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 5, it is characterized in that, described coiled pipe is circular ring type structural pipe.
9. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 8, it is characterized in that, described dirt testing tube is straight line pipeline, and the centerline parallel of described straight line pipeline and described coiled pipe is arranged and described straight line pipeline is arranged on the top of described coiled pipe.
10. heat interchanger dirtiness resistance on-line monitoring system as claimed in claim 8, it is characterized in that, described dirt testing tube is straight line pipeline, described straight line pipeline is arranged on the center line of described coiled pipe, and the import of described coiled pipe is arranged on the below of described straight line pipeline, the outlet of described coiled pipe is arranged on the top of described straight line pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623072.7U CN204116260U (en) | 2014-10-24 | 2014-10-24 | A kind of heat interchanger dirtiness resistance on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420623072.7U CN204116260U (en) | 2014-10-24 | 2014-10-24 | A kind of heat interchanger dirtiness resistance on-line monitoring system |
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| CN204116260U true CN204116260U (en) | 2015-01-21 |
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| CN201420623072.7U Expired - Fee Related CN204116260U (en) | 2014-10-24 | 2014-10-24 | A kind of heat interchanger dirtiness resistance on-line monitoring system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105158293A (en) * | 2015-10-10 | 2015-12-16 | 中国石油化工股份有限公司 | Visual testing system for heat transfer and scale inhibition property of oil sealing water cooler of oil refining device |
| CN108692608A (en) * | 2018-07-05 | 2018-10-23 | 深圳市宏事达能源科技有限公司 | A kind of heat exchanger operation conditions intelligent on-line monitoring device |
| CN109029056A (en) * | 2018-06-27 | 2018-12-18 | 芜湖盘云石磨新能源科技有限公司 | A kind of pipeline heat-exchanger rig |
-
2014
- 2014-10-24 CN CN201420623072.7U patent/CN204116260U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105158293A (en) * | 2015-10-10 | 2015-12-16 | 中国石油化工股份有限公司 | Visual testing system for heat transfer and scale inhibition property of oil sealing water cooler of oil refining device |
| CN109029056A (en) * | 2018-06-27 | 2018-12-18 | 芜湖盘云石磨新能源科技有限公司 | A kind of pipeline heat-exchanger rig |
| CN108692608A (en) * | 2018-07-05 | 2018-10-23 | 深圳市宏事达能源科技有限公司 | A kind of heat exchanger operation conditions intelligent on-line monitoring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 |