CN208736240U - A kind of system judging plate heat exchanger blocking certainly - Google Patents
A kind of system judging plate heat exchanger blocking certainly Download PDFInfo
- Publication number
- CN208736240U CN208736240U CN201820921745.5U CN201820921745U CN208736240U CN 208736240 U CN208736240 U CN 208736240U CN 201820921745 U CN201820921745 U CN 201820921745U CN 208736240 U CN208736240 U CN 208736240U
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- Prior art keywords
- heat exchanger
- entrance
- plate heat
- pipeline
- automatic cleaning
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- 230000000903 blocking effect Effects 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims abstract description 55
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 230000008676 import Effects 0.000 claims description 6
- 230000000007 visual effect Effects 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 241001269238 Data Species 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
This application discloses a kind of from the system for judging plate heat exchanger blocking, including plate heat exchanger, ultrasonic flowmeter and monitor controller, side-entrance, side outlet, pressure sensor is separately installed on the pipeline of secondary side-entrance and secondary side outlet, the ultrasonic flowmeter includes ultrasonic transducer, the ultrasonic transducer is installed on the pipeline of a side-entrance and a side outlet, the pressure sensor connects monitor controller by signal wire with ultrasonic flowmeter, automatic cleaning liquid outlet pipe is connected on the pipeline of side-entrance and secondary side-entrance, automatic cleaning input duct is connected on the pipeline of side outlet and secondary side outlet.The application can monitor the chocking-up degree of plate heat exchanger at any time, convenient to remove build-up of dirt in time, and can link and use with automatic cleaning system, and automatic monitoring board changes stopping state, and manpower and operating cost are saved in the automatic cleaning of starting in time.
Description
Technical field
This application involves heat exchanger technology fields, and in particular to a kind of from the system for judging plate heat exchanger blocking.
Background technique
Plate heat exchanger, which is that one kind is new and effective as made of a series of sheet metal closed assemblies with certain corrugated shape, to be changed
Hot device.It connects to form thin rectangular shape channel with gasket seal between various plates, heat exchange is carried out by plate.It is wherein board-like to change
The supply side of hot device is referred to as primary side, Demand-side is referred to as secondary side；Pressure difference between first and second side panels inlet and outlet, then
Referred to as primary side pressure drop and secondary pressure drop.Existing plate changes judgment of clogging technology: since water is adding in first and second side
In hot cooling procedure, the calcium ions and magnesium ions in water can be precipitated, and be adhered to plate and changed inner panel on piece.It has been generally acknowledged that: plate heat exchanger two
Plate heat exchanger blocks when lateral pressure drop/secondary side water temperature can not be up to standard.For example, CN201885634 is disclosed, one kind is board-like to be changed
The automatic flushing device of hot device, including the cleaning solution storage tank (1) equipped with cleaning solution, cleaning fluid circulation pump (2), plate heat exchanger knot
Dirty detection unit and control unit, the cleaning solution storage tank (1) are connected to by pipe-line system (10) with the plate heat exchanger, institute
It states cleaning fluid circulation pump (2) to be arranged on pipe-line system (10), described control unit detects with plate heat exchanger fouling single respectively
Member, cleaning fluid circulation pump (2) electrical connection.Wherein, the plate heat exchanger scale detecting element includes teletransmission thermometer and teletransmission
Flowmeter, the teletransmission thermometer are used to detect the temperature of the process liquid flowed out from plate heat exchanger, the teletransmission flow
Meter is for detecting the flow of the process liquid flowed out from plate heat exchanger.
However, flow changes at any time when plate heat exchanger is run, and changes in flow rate will lead to the operation datas such as pressure drop at any time
Variation, can not accurate quantification chocking-up degree, can only know when blocking extremely serious, can not be the not Severe blockage the case where
It cleans in advance.
Utility model content
In view of the above shortcomings of the prior art, plate-type heat-exchange is judged certainly the purpose of this utility model is to provide a kind of
The system of device blocking.
In order to achieve the above object, it is provided by the utility model a kind of from the system for judging plate heat exchanger blocking, using such as
Lower technical solution:
It is a kind of to be controlled from the system for judging plate heat exchanger blocking, including plate heat exchanger, ultrasonic flowmeter and monitoring
Device, the plate heat exchanger include a side-entrance, a side outlet, secondary side-entrance and secondary side outlet, the primary side
Import, a side outlet, secondary side-entrance and secondary side outlet pipeline on be separately installed with pressure sensor, the primary side
Ultrasonic transducer is installed on the pipeline of import and a side outlet, the ultrasonic transducer connects ultrasonic flowmeter,
The pressure sensor and ultrasonic flowmeter by signal wire connect monitor controller, a side-entrance and secondary side into
It is connected on the pipeline of mouth and cleans liquid outlet pipe automatically, be connected on the pipeline of a side outlet and secondary side outlet automatic
Clean input duct.
Further, the pipeline of a side-entrance, a side outlet, secondary side-entrance and secondary side outlet be located at into
One end of mouth or outlet is provided with plate heat exchanger valve.
Further, automatic cleaning system valve is provided in the automatic cleaning input duct.
In a kind of preferred embodiment of the application, the output end of the monitor controller and combined aural and visual alarm and/or
Alarm bell electrical connection.
In another preferred embodiment of the application, the output end of the monitor controller connects automatic cleaning system
Starter.The automatic cleaning system can be automatic cleaning system in the prior art.
The entry condition of automatic cleaning system is preset in monitor controller described herein, when monitor controller according to
When pressure sensor and the result of ultrasonic flowmeter detection reach default entry condition, monitor controller output order makes sound
Light crossing-signal and/or alarm bell sound an alarm, and operator is facilitated timely to carry out cleaning；When connection automatic cleaning system
When, monitor controller output order makes automatic cleaning system start cleaning.Such as when monitor controller is to the plate of acquisition
The pressure drop of first and second side of formula heat exchanger and flow carry out analytical calculation, obtain the specific blocking quantized value of plate heat exchanger, when
Start alarm or automatic cleaning system when the value is 1.3 times bigger than normal.
The application increases monitor controller from the system for judging plate heat exchanger blocking, can monitor plate heat exchanger at any time
Chocking-up degree, convenient to remove build-up of dirt in time, and can link and use with automatic cleaning system, automatic monitoring board changes stifled
Situation is filled in, manpower and operating cost are saved in the automatic cleaning of starting in time.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon:
Fig. 1 is the system structure diagram that the application judges plate heat exchanger blocking certainly；
Appended drawing reference in figure: 1- plate heat exchanger, 2- pressure sensor, 3- ultrasonic transducer, 4- signal wire, 5- bis- times
Side-entrance, side-entrance of 6-, 7- ultrasonic flowmeter, 8- monitor controller, 9- plate heat exchanger valve, 10- secondary side go out
Mouth, side outlet of 11-, 12- automatic cleaning system valve, 13- clean inlet automatically, and 14- cleans liquid outlet automatically.
Specific embodiment
The utility model is described in detail combined with specific embodiments below.Following embodiment will be helpful to this field
Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability
For the those of ordinary skill in domain, without departing from the concept of the premise utility, various modifications and improvements can be made.
These are all within the protection scope of the present invention.
Embodiment 1
As shown in Figure 1, a kind of from the system for judging plate heat exchanger blocking, including plate heat exchanger 1, ultrasonic flowmeter
7 and monitor controller 8, the plate heat exchanger 1 includes 6, side outlets 11 of a side-entrance, secondary side-entrance 5 and secondary
Side outlet 10 is pacified respectively on the pipeline of a side-entrance 6, a side outlets 11, secondary side-entrance 5 and secondary side outlet 10
Equipped with pressure sensor 2, ultrasonic transducer 3 is installed on the pipeline of a side-entrance 6 and a side outlet 11, it is described
Ultrasonic transducer 3 connects ultrasonic flowmeter 7, the pressure sensor 2 and ultrasonic flowmeter 7 and is connected by signal wire 4
Automatic cleaning liquid outlet pipe 14 is connected on the pipeline of monitor controller 8, a side-entrance 6 and secondary side-entrance 5, it is described
Automatic cleaning input duct 13, a side-entrance 6, one are connected on the pipeline of side outlet 11 and secondary side outlet 10
One end that the pipeline of secondary side outlet 11, secondary side-entrance 5 and secondary side outlet 10 is located at import or export is provided with plate-type heat-exchange
Device valve 9 is provided with automatic cleaning system valve 12 in the automatic cleaning input duct 13.
The output end of the monitor controller 8 is electrically connected with combined aural and visual alarm and/or alarm bell.Those skilled in the art can be with
As needed and actual conditions, will the combined aural and visual alarm and/or alarm bell installation in place on.
The entry condition of automatic cleaning system is preset in the application in monitor controller 8, when monitor controller 8 is according to pressure
When the result that force snesor 2 and ultrasonic flowmeter 7 detect reaches default entry condition, 8 output order of monitor controller makes
Combined aural and visual alarm and/or alarm bell sound an alarm, and operator is facilitated timely to carry out cleaning.Such as when monitor controller pair
The pressure drop of first and second side of plate heat exchanger of acquisition and flow carry out analytical calculation, obtain the specific blocking of plate heat exchanger
Quantized value starts alarm or automatic cleaning system when the value is 1.3 times bigger than normal.
Block the judgment method of quantized value: plate heat exchanger pressure and flow have corresponding relationship formula P=KvQ2(wherein P is
Pressure, Kv are blocking quantized value, and Q is flow), according to the design conditions of factory, it can get Kv value when plate heat exchanger cleaning；
When plate heat exchanger is run, flow Q, pressure P are monitored at any time, Kv value when operation can be calculated, if monitoring operating condition Kv
Value is being gradually increased, it was demonstrated that plate heat exchanger gradually blocks, when Kv value increases to 1.3 times when running, it is believed that starting report at this time
Alert or automatic cleaning system is more economical.
It will be appreciated by those skilled in the art that in the process of cleaning, spare heat exchanger can be prepared in advance.
Embodiment 2
As shown in Figure 1, a kind of from the system for judging plate heat exchanger blocking, including plate heat exchanger 1, ultrasonic flowmeter
7 and monitor controller 8, the plate heat exchanger 1 includes 6, side outlets 11 of a side-entrance, secondary side-entrance 5 and secondary
Side outlet 10 is pacified respectively on the pipeline of a side-entrance 6, a side outlets 11, secondary side-entrance 5 and secondary side outlet 10
Equipped with pressure sensor 2, ultrasonic transducer 3 is installed on the pipeline of a side-entrance 6 and a side outlet 11, it is described
Ultrasonic transducer 3 connects ultrasonic flowmeter 7, the pressure sensor 2 and ultrasonic flowmeter 7 and is connected by signal wire 4
Automatic cleaning liquid outlet pipe 14 is connected on the pipeline of monitor controller 8, a side-entrance 6 and secondary side-entrance 5, it is described
Automatic cleaning input duct 13, a side-entrance 6, one are connected on the pipeline of side outlet 11 and secondary side outlet 10
One end that the pipeline of secondary side outlet 11, secondary side-entrance 5 and secondary side outlet 10 is located at import or export is provided with plate-type heat-exchange
Device valve 9 is provided with automatic cleaning system valve 12 in the automatic cleaning input duct 13.
In the present embodiment, the output end of the monitor controller 8 connects automatic cleaning system.The automatic cleaning system,
It can be automatic cleaning system in the prior art.The automatic cleaning system used in the present embodiment includes circulating pump and cleaning
The output end of slot, monitor controller 8 connects circulating pump, and one end of circulating pump water inlet pipe is located in rinse bath, recycles water pump outlet pipe
It is discharged after the automatic cleaning input duct 13 of connection from automatic cleaning liquid outlet pipe 14, the automatic outlet end position for cleaning liquid outlet pipe 14
In in rinse bath, being added in rinse bath has cleaning agent.
The entry condition of automatic cleaning system is preset in the application in monitor controller 8, when monitor controller 8 is according to pressure
When the result that force snesor 2 and ultrasonic flowmeter 7 detect reaches default entry condition, 8 output order of monitor controller makes certainly
Dynamic cleaning system is started to work.It will be appreciated by those skilled in the art that in the process of cleaning, spare heat exchange can be prepared in advance
Device, and heat exchanger can be controlled by monitor controller and stopped working, after spare heat exchanger, it is then turned on automatic cleaning system
System.
It should be noted that the pressure of monitor controller and flow export and according to preset value output order in the application
It is the prior art, those skilled in the art understand that and understand how to operate and obtain required result.
Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims,
This has no effect on the substantive content of the utility model.
Claims (5)
1. a kind of from the system for judging plate heat exchanger blocking, which is characterized in that including plate heat exchanger (1), ultrasonic flow
(7) and monitor controller (8) are counted, the plate heat exchanger (1) includes a side-entrance (6), side outlet (11), a secondary side
Import (5) and secondary side outlet (10), a side-entrance (6), a side outlet (11), secondary side-entrance (5) and secondary
It is separately installed on the pipeline of side outlet (10) pressure sensor (2), a side-entrance (6) the He Yici side outlet (11)
It is equipped on pipeline ultrasonic transducer (3), the ultrasonic transducer (3) connects ultrasonic flowmeter (7), and the pressure passes
Sensor (2) and ultrasonic flowmeter (7) pass through signal wire (4) connection monitor controller (8), a side-entrance (6) and two
Automatic cleaning liquid outlet pipe (14), a side outlet (11) and secondary side outlet are connected on the pipeline of secondary side-entrance (5)
(10) automatic cleaning input duct (13) is connected on pipeline.
2. according to claim 1 from the system for judging plate heat exchanger blocking, which is characterized in that a side-entrance
(6), the pipeline of a side outlet (11), secondary side-entrance (5) and secondary side outlet (10) is located at import or export and is provided with
Plate heat exchanger valve (9).
3. according to claim 1 from the system for judging plate heat exchanger blocking, which is characterized in that the automatic cleaning feed liquor
Automatic cleaning system valve (12) are provided on pipeline (13).
4. according to claim 1 from the system for judging plate heat exchanger blocking, which is characterized in that the monitor controller
(8) output end is electrically connected with combined aural and visual alarm and/or alarm bell.
5. according to claim 1 from the system for judging plate heat exchanger blocking, which is characterized in that the monitor controller
(8) starter of output end connection automatic cleaning system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820921745.5U CN208736240U (en) | 2018-06-14 | 2018-06-14 | A kind of system judging plate heat exchanger blocking certainly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820921745.5U CN208736240U (en) | 2018-06-14 | 2018-06-14 | A kind of system judging plate heat exchanger blocking certainly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208736240U true CN208736240U (en) | 2019-04-12 |
Family
ID=66023852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820921745.5U Expired - Fee Related CN208736240U (en) | 2018-06-14 | 2018-06-14 | A kind of system judging plate heat exchanger blocking certainly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208736240U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361871A (en) * | 2020-10-27 | 2021-02-12 | 万江新能源集团有限公司 | Method for descaling plate heat exchanger |
| CN113654184A (en) * | 2021-08-23 | 2021-11-16 | 珠海格力电器股份有限公司 | Control method for preventing water side of air conditioner plate type heat exchanger from being blocked and air conditioner |
| CN114234708A (en) * | 2021-11-26 | 2022-03-25 | 安徽金禾实业股份有限公司 | Cleaning method of heat exchanger in wastewater treatment process by reduced pressure distillation |
-
2018
- 2018-06-14 CN CN201820921745.5U patent/CN208736240U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112361871A (en) * | 2020-10-27 | 2021-02-12 | 万江新能源集团有限公司 | Method for descaling plate heat exchanger |
| CN113654184A (en) * | 2021-08-23 | 2021-11-16 | 珠海格力电器股份有限公司 | Control method for preventing water side of air conditioner plate type heat exchanger from being blocked and air conditioner |
| CN114234708A (en) * | 2021-11-26 | 2022-03-25 | 安徽金禾实业股份有限公司 | Cleaning method of heat exchanger in wastewater treatment process by reduced pressure distillation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190412 |