CN104214520A - District cooling and heating transportation and distribution pipe network health check system - Google Patents
District cooling and heating transportation and distribution pipe network health check system Download PDFInfo
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- CN104214520A CN104214520A CN201410427791.6A CN201410427791A CN104214520A CN 104214520 A CN104214520 A CN 104214520A CN 201410427791 A CN201410427791 A CN 201410427791A CN 104214520 A CN104214520 A CN 104214520A
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Abstract
The invention provides a district cooling and heating transportation and distribution pipe network health check system. The district cooling and heating transportation and distribution pipe network health check system comprises a water distributor, a water collector, water inlet pipelines, water return pipelines, a plurality of filters and a plurality of electrical control valves; the water distributor is connected with a plurality of terminals through the water inlet pipelines, and the water inlet pipeline comprises a plurality of water distribution openings; the water collector is connected with the terminals through the water return pipelines, and the water return pipeline comprises a plurality of water collection openings; the filters are arranged on positions, adjacent to the terminals, of the water return pipelines; the collection unit comprises a plurality of water pressure sensors, the junctions between each water inlet pipeline and the water distributor and between each water inlet pipeline and each terminal, the junctions among each water distribution opening and each water return pipeline and the water collector and the terminal as well as the water collection openings are respectively provided with a water pressure sensor; each filter is arranged between every two adjacent water pressure sensors; the electrical control valves are arranged in the water inlet pipelines and the water return pipelines. A plurality of water pressure sensors are arranged in the pipelines, and whether the pipeline is blocked or not and the blockage position of the pipeline are judged according to the pressure difference detected by the water pressure sensors, so that real-time monitoring of the pipelines can be realized.
Description
Technical field
The present invention relates to a kind of check system, particularly a kind of district cooling and heating transmission and distribution network health check system.
Background technique
Usually all can there is the situation that pipeline water resistance is increasing when running after a period of time in traditional district cooling and heating transmission & distribution pipe, can cause the problem that system hydraulic pressure imbalance and energy consumption increase severely.Traditional solution mainly relies on personal experience or is undertaken judging whether blocking by machinery instrument, or regularly carries out dismounting cleaning to all easily stifled points.The maximum disadvantage of this mode is exactly probably owing to cannot promptly and accurately search out blocking point, causes just processing when blocking comparatively serious, and has now caused larger energy loss.
Summary of the invention
In view of above content, be necessary to provide a kind of can in real time to the district cooling and heating transmission and distribution network health check system that the hydraulic pressure of pipeline is monitored.
A kind of district cooling and heating transmission and distribution network health check system, it comprises a water knockout drum, a water-collecting machine, an intake pipe, a water return pipeline, multiple filter, multiple electric control valve, a collecting unit and a monitoring center; Described water knockout drum is connected with multiple terminal by described intake pipe, and described intake pipe comprises multiple bleeder; Described water-collecting machine is connected with described terminal by described water return pipeline, and described water return pipeline comprises multiple inlet; Described filter is arranged on the position of described water return pipeline near described terminal; Described collecting unit comprises multiple hydraulic pressure sensor, and joint and the described inlet of the joint of described intake pipe and water knockout drum and terminal, described bleeder, described water return pipeline and water-collecting machine and terminal are provided with described hydraulic pressure sensor; Described each filter bits is between two hydraulic pressure sensors; Described electric control valve is arranged in described intake pipe and described water return pipeline; The theoretical pressure reduction between any two hydraulic pressure sensors in same pipeline is stored in described monitoring center, this monitoring center receives different local hydraulic pressure in the pipeline that described collecting unit detects, and calculate the actual pressure differential between any two hydraulic pressure sensors according to detected hydraulic gage, to block and the need of closing described electric control valve by described actual pressure differential and theoretical pressure reduction being compared determine whether to exist in pipeline.
Compared with prior art, district cooling and heating transmission and distribution network health check system provided by the invention by arranging multiple hydraulic pressure sensor in intake pipe and water return pipeline, and judge whether to exist in pipeline blocking according to the pressure reduction that described hydraulic pressure sensor detects and the need of the described electric control valve of closedown, thus the real-time monitoring achieved pipeline, effectively prevent energy loss.
Accompanying drawing explanation
Fig. 1 is the plane structure schematic diagram of the district cooling and heating transmission and distribution network health check system that embodiment of the present invention provides.
Fig. 2 is the high-level schematic functional block diagram of the district cooling and heating transmission and distribution network health check system in Fig. 1.
Embodiment
Refer to Fig. 1-2, be the district cooling and heating transmission and distribution network health check system 100 provided in embodiment of the present invention, it is connected with multiple terminal 200.Described terminal 200 can be building, also can be water chiller.Described district cooling and heating transmission and distribution network health check system 100 comprises water knockout drum 10, water-collecting machine 20, intake pipe 30, water return pipeline 40, multiple filter 50, multiple electric control valve 51, collecting unit 60 and a monitoring center 70.
Described water knockout drum 10 is a hollow receptacle, and its interior reservoir has chilled water.The inside of described water knockout drum 10 or outside supportingly have the first chilled water pump 11, described first chilled water pump 11 is for being pumped to described terminal 200 by the chilled water of described water knockout drum 10 internal reservoir through described intake pipe 30.The positive pressure of described first chilled water pump 11 pumping chilled water is adjustable.
Described water-collecting machine 20 is also a hollow receptacle, and its interior reservoir has chilled water.The inside of described water-collecting machine 20 or outside supportingly have the second chilled water pump 12, described second chilled water pump 12 is for drawing back the chilled water through described terminal 200 in described water-collecting machine 20 through described water return pipeline 40.The negative pressure that described second chilled water pump 12 draws back chilled water is adjustable.
Described intake pipe 30 comprises a water inlet supervisor 31 and the water inlet that is connected of multiple and described supervisor 31 of intake is in charge of 32, and described first chilled water pump 11 of intaking in water knockout drum 10 described in supervisor 31 is connected, and described water inlet is in charge of 32 and is connected with described terminal 200.Described water inlet supervisor 31 is in charge of 32 connections with described water inlet and forms described bleeder 33.
Described water return pipeline 40 comprises a backwater supervisor 41 and multiple and described backwater be responsible for 41 backwater be connected and is in charge of 42, and the negative pressure water pump 12 that described backwater is responsible in water-collecting machine 20 described in 41 is connected, and described backwater is in charge of 42 and is connected with described terminal 200.Described backwater supervisor 41 is in charge of 42 connections with described backwater and forms described inlet 43.
Described filter 50 is arranged on the position of described water return pipeline 40 near described terminal 200.Concrete, described filter 50 is arranged on the backwater be directly connected with described terminal 200 and is in charge of in 42.Described filter 50 for filtering from the impurity the water that described terminal 200 flows out.
Described electric control valve 51 is arranged in described intake pipe 30 and described water return pipeline 40, and is electrically connected with described monitoring center 70 phase.Concrete, described electric control valve 51 be arranged on described water inlet be in charge of 32 and described backwater be in charge of in 42.The size of the electricity that described electric control valve 51 exports according to described monitoring center 70 controls the flow of water.
Described collecting unit 60 comprises multiple hydraulic pressure sensor 61 and a data link 62 be electrically connected with described hydraulic pressure sensor 61 phase.Described hydraulic pressure sensor 61 is arranged on the joint of described intake pipe 30 and water knockout drum 10 and terminal 200, described bleeder 33, the joint of described water return pipeline 40 and water-collecting machine 20 and terminal 200 and described inlet 43.Described each filter 50 is between two hydraulic pressure sensors 61.Concrete, be arranged on described backwater be in charge of filter 50 in 42 be arranged on described backwater be in charge of 42 and described terminal 200 joint hydraulic pressure sensor 61 and be arranged on described backwater be in charge of 42 and described backwater be responsible between the hydraulic pressure sensor 61 of 41 joints.Described data link 62 sends out for the data of being monitored by described hydraulic pressure sensor 61.
Described monitoring center 70 comprises data sink 71, computing module 72, comparison module 73, memory module 74 and an alarm module 75.Described computing module 72 is connected with described data sink 71 is wired or wireless.Described computing module 72, described memory module 74 and described alarm module 75 are all connected with described comparison module 73.The data that described data sink 62 sends for receiving described data link 62.Described computing module 72 calculates the actual pressure differential in the hydraulic pressure value and same pipeline that each hydraulic pressure sensor 61 monitors between any two hydraulic pressure sensors 61 according to the data that described data sink 62 receives.The permissible error scope of theoretical pressure reduction in theoretical pressure reduction in same pipeline between any two hydraulic pressure sensors 61 and same pipeline between any two hydraulic pressure sensors 61 and actual pressure differential is stored in described memory module 74.Described comparison module 73 is electrically connected with described electric control valve 51, described first chilled water pump 11 and described second chilled water pump 21 phase.
Be appreciated that described water knockout drum 10 also can be described water-collecting machine 20, corresponding, described intake pipe 30 also can be water return pipeline 40.
In normal using process, the chilled water pump in described water knockout drum 10 is delivered to described water inlet supervisor 31 by described first chilled water pump 11.Chilled water in described water inlet supervisor 31 enters described water inlet through described bleeder 33 and is in charge of 32.Chilled water enters to described terminal 200 through the described electric control valve 51 that described water inlet is in charge of on 32.Enter described backwater from the chilled water of described terminal 200 outflow and be in charge of 42, chilled water enters described backwater supervisor 41 through described electric control valve 51 and described filter 50 from described inlet 43 successively.Under the effect of described negative pressure water pump 21, the chilled water in described backwater supervisor 41 enters described water-collecting machine 20.
The hydraulic pressure sensor 61 being arranged in described intake pipe 30 is in charge of 32 to the joint of described water inlet supervisor 31 and described bleeder 10, described water knockout drum 33 and described water inlet and is monitored with the hydraulic pressure of the joint of described terminal 200.The hydraulic pressure sensor 61 being arranged in described water return pipeline 40 is in charge of 42 to the joint of described backwater supervisor 41 and described water-collecting machine 20, described inlet 43 and described backwater and is monitored with the hydraulic pressure of the joint of described terminal 200.
The hydraulic pressure that described hydraulic pressure sensor 61 is monitored is sent to described computing module 72 by described data link 62 and described data sink 71.Described computing module 72 calculates the actual pressure differential in the hydraulic pressure value and same pipeline that each hydraulic pressure sensor 61 monitors between any two hydraulic pressure sensors 61 according to the data that described data sink 62 receives.Actual pressure differential in same pipeline between two hydraulic pressure sensors 61 compares with the theoretical pressure reduction between corresponding two hydraulic pressure sensors 61 by described comparison module 73, when difference between described actual pressure differential and described theoretical pressure reduction is greater than described permissible error scope, show to there is blocking in the pipeline at corresponding described hydraulic pressure sensor 61 place, described alarm module 75 is reported to the police.
When there is blocking in described intake pipe 30, the comparison module 73 in described monitoring center 70 controls described first chilled water pump 11 and reduces chilled water pump pressurization pressure.When there is blocking in described water return pipeline 40, the comparison module 73 in described monitoring center 70 controls described second chilled water pump 21 to be reduced chilled water and draws back pressure.When monitoring between certain two hydraulic pressure sensor 61 after actual pressure differential reduces suddenly again after significantly increasing, show corresponding pipe explosion, the comparison module 73 in described monitoring center 70 controls corresponding electric control valve 51 and closes, to prevent the waste of water resource.
District cooling and heating transmission and distribution network health check system provided by the invention by arranging multiple hydraulic pressure sensor in intake pipe and water return pipeline, and judge whether to exist in pipeline blocking according to the pressure reduction that described hydraulic pressure sensor detects and the need of the described electric control valve of closedown, thus the real-time monitoring achieved pipeline, effectively prevent energy loss.
Be understandable that, for the person of ordinary skill of the art, other various corresponding change and distortion can be made by technical conceive according to the present invention, and all these change the protection domain that all should belong to the claims in the present invention with distortion.
Claims (10)
1. a district cooling and heating transmission and distribution network health check system, it comprises a water knockout drum, a water-collecting machine, an intake pipe, a water return pipeline, multiple filter, multiple electric control valve, a collecting unit and a monitoring center; Described water knockout drum is connected with multiple terminal by described intake pipe, and described intake pipe comprises multiple bleeder; Described water-collecting machine is connected with described terminal by described water return pipeline, and described water return pipeline comprises multiple inlet; Described filter is arranged on the position of described water return pipeline near described terminal; Described collecting unit comprises multiple hydraulic pressure sensor, and joint and the described inlet of the joint of described intake pipe and water knockout drum and terminal, described bleeder, described water return pipeline and water-collecting machine and terminal are provided with described hydraulic pressure sensor; Described each filter bits is between two hydraulic pressure sensors; Described electric control valve is arranged in described intake pipe and described water return pipeline; The theoretical pressure reduction between any two hydraulic pressure sensors in same pipeline is stored in described monitoring center, this monitoring center receives different local hydraulic pressure in the pipeline that described collecting unit detects, and calculate the actual pressure differential between any two hydraulic pressure sensors according to detected hydraulic gage, to block and the need of closing described electric control valve by described actual pressure differential and theoretical pressure reduction being compared determine whether to exist in pipeline.
2. district cooling and heating transmission and distribution network health check system as claimed in claim 1, it is characterized in that, described intake pipe comprises a water inlet supervisor and multiple and described water inlet is responsible for the water inlet be connected and is in charge of, the described water knockout drum of described water inlet supervisor is connected, and described water inlet is in charge of and is connected with described terminal.
3. district cooling and heating transmission and distribution network health check system as claimed in claim 2, is characterized in that, described water inlet supervisor is in charge of connection with described water inlet and forms described bleeder.
4. district cooling and heating transmission and distribution network health check system as claimed in claim 1, it is characterized in that, described water return pipeline comprises a backwater supervisor and multiple and described backwater is responsible for the backwater be connected and is in charge of, described backwater is responsible for described water-collecting machine and is connected, and described backwater is in charge of and is connected with described terminal.
5. district cooling and heating transmission and distribution network health check system as claimed in claim 4, is characterized in that, described backwater supervisor is in charge of connection with described backwater and forms described inlet.
6. district cooling and heating transmission and distribution network health check system as claimed in claim 1, it is characterized in that, described collecting unit also comprises a data link be electrically connected with described hydraulic pressure sensor, and described monitoring center comprises the data sink that be connected wired or wireless with described data link.
7. district cooling and heating transmission and distribution network health check system as claimed in claim 6, it is characterized in that, described monitoring center also comprises a computing module, a comparison module, a memory module and an alarm module; Described computing module is connected with described data sink; Described comparison module is connected with described computing module, described memory module and described alarm module.
8. district cooling and heating transmission and distribution network health check system as claimed in claim 7, it is characterized in that, theoretical pressure reduction in same pipeline between any two hydraulic pressure sensors is stored in advance in described memory module, also stores the permissible error scope of theoretical pressure reduction in same pipeline between any two hydraulic pressure sensors and actual pressure differential in described memory module.
9. district cooling and heating transmission and distribution network health check system as claimed in claim 1, it is characterized in that, described electric control valve is electrically connected mutually with described monitoring center, and described monitoring center controls the closedown of ducted different electric control valve according to monitoring result.
10. district cooling and heating transmission and distribution network health check system as claimed in claim 1, it is characterized in that, described water knockout drum comprises a malleation water pump be connected with described intake pipe, and described water-collecting machine comprises a negative pressure water pump be connected with described water return pipeline; Described malleation water pump is all electrically connected with described monitoring center mutually with described negative pressure water pump, and described monitoring center controls the pressure of described malleation water pump and described negative pressure water pump according to monitoring result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410427791.6A CN104214520B (en) | 2014-08-28 | 2014-08-28 | District cooling and heating transmission and distribution network health check system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410427791.6A CN104214520B (en) | 2014-08-28 | 2014-08-28 | District cooling and heating transmission and distribution network health check system |
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| CN104214520A true CN104214520A (en) | 2014-12-17 |
| CN104214520B CN104214520B (en) | 2017-12-15 |
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| CN201410427791.6A Active CN104214520B (en) | 2014-08-28 | 2014-08-28 | District cooling and heating transmission and distribution network health check system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628900A (en) * | 2021-01-21 | 2021-04-09 | 中国建筑西北设计研究院有限公司 | Regional cooling system based on partitioned energy source station |
| CN113834530A (en) * | 2021-09-27 | 2021-12-24 | 沈阳和同科技有限公司 | Heat supply data automatic acquisition and detection system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3705788A1 (en) * | 2019-03-05 | 2020-09-09 | E.ON Sverige AB | A method and a server for verifying a physical connection of an unverified thermal device to a specific combined district heating and cooling system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1484012A (en) * | 2003-08-04 | 2004-03-24 | 伍华本 | Sensor system for pressure difference type detecting filter blocking state |
| CN200996689Y (en) * | 2007-01-18 | 2007-12-26 | 周传悌 | Geothermal water-circulating temperature controller |
| CN201000129Y (en) * | 2006-12-28 | 2008-01-02 | 重庆大学 | Radiation cooling and warming feeding system |
| US20110146415A1 (en) * | 2009-12-21 | 2011-06-23 | Yamatake Corporation | Pressure guiding tube blockage diagnosing device and blockage diagnosing method |
| CN201964145U (en) * | 2010-12-31 | 2011-09-07 | 浙江师范大学 | Detecting device for pipeline blocking |
| CN102182929A (en) * | 2010-12-10 | 2011-09-14 | 聚光科技(杭州)股份有限公司 | Device and method for detecting pipeline blockage |
| JP2014020897A (en) * | 2012-07-18 | 2014-02-03 | Azbil Corp | Clogging diagnostic device and clogging diagnostic method of lead pipe |
-
2014
- 2014-08-28 CN CN201410427791.6A patent/CN104214520B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1484012A (en) * | 2003-08-04 | 2004-03-24 | 伍华本 | Sensor system for pressure difference type detecting filter blocking state |
| CN201000129Y (en) * | 2006-12-28 | 2008-01-02 | 重庆大学 | Radiation cooling and warming feeding system |
| CN200996689Y (en) * | 2007-01-18 | 2007-12-26 | 周传悌 | Geothermal water-circulating temperature controller |
| US20110146415A1 (en) * | 2009-12-21 | 2011-06-23 | Yamatake Corporation | Pressure guiding tube blockage diagnosing device and blockage diagnosing method |
| CN102182929A (en) * | 2010-12-10 | 2011-09-14 | 聚光科技(杭州)股份有限公司 | Device and method for detecting pipeline blockage |
| CN201964145U (en) * | 2010-12-31 | 2011-09-07 | 浙江师范大学 | Detecting device for pipeline blocking |
| JP2014020897A (en) * | 2012-07-18 | 2014-02-03 | Azbil Corp | Clogging diagnostic device and clogging diagnostic method of lead pipe |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112628900A (en) * | 2021-01-21 | 2021-04-09 | 中国建筑西北设计研究院有限公司 | Regional cooling system based on partitioned energy source station |
| CN112628900B (en) * | 2021-01-21 | 2022-02-22 | 中国建筑西北设计研究院有限公司 | Regional cooling system based on partitioned energy source station |
| CN113834530A (en) * | 2021-09-27 | 2021-12-24 | 沈阳和同科技有限公司 | Heat supply data automatic acquisition and detection system |
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| CN104214520B (en) | 2017-12-15 |
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Inventor after: Deng Wei Inventor after: Zhong Fan Inventor after: Zhu Xuan Inventor after: Hu Jingjiao Inventor before: Deng Wei Inventor before: Zhong Fan Inventor before: Zhu Xuan |
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