CN103062958A - Back washing system - Google Patents
Back washing system Download PDFInfo
- Publication number
- CN103062958A CN103062958A CN2013100486566A CN201310048656A CN103062958A CN 103062958 A CN103062958 A CN 103062958A CN 2013100486566 A CN2013100486566 A CN 2013100486566A CN 201310048656 A CN201310048656 A CN 201310048656A CN 103062958 A CN103062958 A CN 103062958A
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- China
- Prior art keywords
- water
- pipe side
- underground pipe
- valve
- knockout drum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000011001 backwashing Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 114
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000011010 flushing procedure Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The invention discloses a back washing system. The back washing system comprises a ground source heat pump set, a buried pipe side water return pipe, a buried pipe side water supply pipe, a first-stage water separator and a first-stage water collector, wherein the buried pipe side water return pipe and the buried pipe side water supply pipe are arranged on one side of the ground source heat pump set, the first-stage water separator is arranged at the end part of the buried pipe side water return pipe, a second-stage water separator is connected to the end part of the first-stage water separator, a first valve box is arranged on the first-stage water separator, a first water pump, a second water pump and a third water pump which are connected in parallel are arranged on the buried pipe side water supply pipe, and a first valve, a second valve and a third valve which are connected in parallel are arranged on the buried pipe side water supply pipe. According to the back washing system, the scale and the corrosion generated during long-term running of a buried pipe system can be removed by flushing the buried pipe side water return pipe and the buried pipe side water supply pipe by water flow.
Description
Technical field
The present invention relates to the earth source heat pump field, particularly relate to a kind of backwashing system.
Background technology
Raising along with social development and people's living standard, people also constantly increase for the demand of the energy, and the excessive exploitation of non-renewable energy resources has brought serious harm for climatic environment, descendants's survival and development, and therefore developing regenerative resource becomes the Critical policies that addresses this problem.Earth source heat pump is as a kind of novel, cleaning, environmental protection, energy technology more and more receives people's concern efficiently.It is to utilize underground metastable soil, underground water temperature, obtain the new device of soil, underground internal water cooling (heat) energy by medium, earth source heat pump realizes that by a small amount of high-grade energy (such as electric energy) of input low-temperature heat energy is to the high temperature bit transition.Ground can distinguish in the winter time as the thermal source of heat pump heating and the low-temperature receiver of summer air-conditioning, namely in the winter time, the heat in the ground energy " got " out, and after the raising temperature, the supply indoor heating; Summer, indoor heat is taken out, go down, so earth source heat pump is usually used in building for warm refrigeration with being discharged into.
Earth source heat pump generally all is to adopt the underground pipe form, because end temperature long-term constant temperature in ground generally about 18 degree, so just can provide a preferably condensation and evaporating temperature for air-conditioner host in summer and winter, and the Effective Raise Energy Efficiency Ratio, it is energy-conservation to be beneficial to unit.The underground pipe system is closed system, flows in the underground buried tube of sealing by circulation fluid (water or the anti-icing fluid take water as main component), and the heat transfer exchange between realization system and the earth is a underground pipe heat exchange interchanger that is comprised of underground buried tube on the structure.During underground pipe system long-time running, the water impact tube wall produces fouling, corrosion easily.The problem that directly causes is, cooling water loop cross section of fluid channel is long-pending to be reduced, and resistance increases, flow velocity improves, pump energy consumption increases, and under the extreme case, produces serious the obstruction at the channel bend place, occupies runner fully, causes source pump to move.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of backwashing system.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of backwashing system is provided, comprise: the earth source heat pump unit, underground pipe side water return pipeline, underground pipe side supply channel, first order water knockout drum and first order water collector, one side of described earth source heat pump unit is provided with underground pipe side water return pipeline and underground pipe side supply channel, the end of described underground pipe side water return pipeline is provided with first order water knockout drum, the end of described first order water knockout drum is connected with second level water knockout drum, be provided with the first valve group on the described first order water knockout drum, be provided with the first water pump of 3 parallel connections on the described underground pipe side supply channel, the second water pump and the 3rd water pump, be provided with the first valve of 3 parallel connections on the described underground pipe side supply channel, the second valve and the 3rd valve, the end of described underground pipe side supply channel is provided with first order water collector, the end of described first order water collector is connected with second level water collector, is provided with the second valve group on the described first order water collector.
In a preferred embodiment of the present invention, be connected by pipeline between described underground pipe side water return pipeline and the underground pipe side supply channel.
In a preferred embodiment of the present invention, described first order water collector has 4 loops.
In a preferred embodiment of the present invention, described first order water knockout drum has 4 loops.
The invention has the beneficial effects as follows: backwashing system of the present invention, utilize water impact underground pipe side water return pipeline and underground pipe side supply channel, when getting rid of the long-time running of underground pipe system, produce fouling and corrosion.
Description of drawings
Fig. 1 is the perspective view of a preferred embodiment of backwashing system of the present invention;
The mark of each parts is as follows in the accompanying drawing: 1, earth source heat pump unit, 2, underground pipe side water return pipeline, 3, underground pipe side supply channel, 4, first order water knockout drum, 5, first order water collector, the 6, first valve group, 7, second valve group, 8, the first valve, the 9, second valve, the 10, the 3rd valve, 11, the first water pump, 12, the second water pump, the 13, the 3rd water pump, 14, second level water knockout drum, 15, second level water collector.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that protection scope of the present invention is made more explicit defining.
See also Fig. 1, Fig. 1 is the perspective view of a preferred embodiment of backwashing system of the present invention.
Described backwashing system comprises: earth source heat pump unit 1, underground pipe side water return pipeline 2, underground pipe side supply channel 3, first order water knockout drum 4 and first order water collector 5, first order water knockout drum 4 and first order water collector 5
,One side of described earth source heat pump unit 1 is provided with underground pipe side water return pipeline 2 and underground pipe side supply channel 3; the end of described underground pipe side water return pipeline 2 is provided with first order water knockout drum 4; the end of described first order water knockout drum 4 is connected with second level water knockout drum 14; be provided with the first valve group 6 on the described first order water knockout drum 4; be provided with the first water pump 11 of 3 parallel connections on the described underground pipe side supply channel 3; the first valve 8 of the second water pump 12 and the 3rd water pump 13 and 3 parallel connections; the second valve 9 and the 3rd valve 10; the end of described underground pipe side supply channel 3 is provided with first order water collector 5; the end of described first order water collector 5 is connected with second level water collector 15; be provided with second valve group 7 on the described first order water collector 5; first order water knockout drum is connected with the interior ground source water pump of first order water collector and Cooling and Heat Source machine room; consist of the underground pipe loop; the first valve group 6 and the second valve group 7 that can regulate separately keying when being connected to first order water knockout drum 4 and first order water collector 5, second level water knockout drum 14 and second level water collector 15 is set; open second level water knockout drum 14 corresponding to half quantity and second level water knockout drum 15 when shutting down backwash; be connected with pipeline and valve displacement on the supply channel of buried side or the water return pipeline of buried side; when shutting down backwash; adjust the valve opening mode on the corresponding pipeline; reverse flow when guaranteeing current by operation, discharge is 2 times of operating flux in the time of can effectively guaranteeing to guarantee backwash under the prerequisite that does not increase backwash pump.
Preferably, be connected by pipeline between described underground pipe side water return pipeline 2 and the underground pipe side supply channel 3, the water in the underground pipe side water return pipeline 2 can flow in the underground pipe side supply channel 3.
Preferably, described first order water collector 5 has 4 loops, and described first order water knockout drum 4 has 4 loops, can be from the water inlet of different loops or water outlet.
Preferably; be provided with the first valve 8, the second valve 9 and the 3rd valve 10 of the first water pump 11, the second water pump 12 and the 3rd water pump 13 and 3 parallel connections of 3 parallel connections on the described underground pipe side supply channel 3; when when shutting down the maintenance backwash; open the first valve 8 and the 3rd valve 10; unlatching is divided into the first water pump 11 and the second water pump 12; and mutual corresponding the first valve group 6, second valve group 7, guaranteeing that the backwash current are opposite, flow is 2 times of operating flux.
The backwashing system of the underground pipe side of earth source heat pump of the present invention has solved the defective in the technical scheme, utilizes water impact underground pipe side water return pipeline and underground pipe side supply channel, when getting rid of the long-time running of underground pipe system, produces fouling and corrosion.
The above only is embodiments of the invention; be not so limit claim of the present invention; every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (4)
1. backwashing system, it is characterized in that, comprise: the earth source heat pump unit, underground pipe side water return pipeline, underground pipe side supply channel, first order water knockout drum and first order water collector, one side of described earth source heat pump unit is provided with underground pipe side water return pipeline and underground pipe side supply channel, the end of described underground pipe side water return pipeline is provided with first order water knockout drum, the end of described first order water knockout drum is connected with second level water knockout drum, be provided with the first valve group on the described first order water knockout drum, be provided with the first water pump of 3 parallel connections on the described underground pipe side supply channel, the second water pump and the 3rd water pump, be provided with the first valve of 3 parallel connections on the described underground pipe side supply channel, the second valve and the 3rd valve, the end of described underground pipe side supply channel is provided with first order water collector, the end of described first order water collector is connected with second level water collector, is provided with the second valve group on the described first order water collector.
2. backwashing system according to claim 1 is characterized in that, is connected by pipeline between described underground pipe side water return pipeline and the underground pipe side supply channel.
3. backwashing system according to claim 1 is characterized in that, described first order water collector has 4 loops.
4. described backwashing system according to claim 1 is characterized in that described first order water knockout drum has 4 loops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310048656.6A CN103062958B (en) | 2013-02-07 | 2013-02-07 | Back washing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310048656.6A CN103062958B (en) | 2013-02-07 | 2013-02-07 | Back washing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103062958A true CN103062958A (en) | 2013-04-24 |
| CN103062958B CN103062958B (en) | 2015-03-04 |
Family
ID=48105696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310048656.6A Expired - Fee Related CN103062958B (en) | 2013-02-07 | 2013-02-07 | Back washing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103062958B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180499A (en) * | 2015-09-23 | 2015-12-23 | 同济大学 | Small cleanable ground source heat pump all-in-one machine |
| CN110094863A (en) * | 2019-04-22 | 2019-08-06 | 宁夏医科大学总医院 | A kind of reverse flow purging method for cleaning central air-conditioning |
| CN114893931A (en) * | 2022-05-27 | 2022-08-12 | 王敏 | Ground source heat exchange system for green building |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003279296A (en) * | 2002-03-25 | 2003-10-02 | Takenaka Komuten Co Ltd | Filtering heat exchanger used for aquifer heat accumulating system |
| US20050006049A1 (en) * | 2003-05-30 | 2005-01-13 | Ross Mark G. | Ground source heat exchange system |
| CN101275791A (en) * | 2007-03-30 | 2008-10-01 | 同方人工环境有限公司 | Water source heat pump units capable of automatically backwashing sewage water |
| CN201441990U (en) * | 2009-07-08 | 2010-04-28 | 那崇贤 | Back-flushing device used for geothermal water separator |
| CN101782293A (en) * | 2010-02-01 | 2010-07-21 | 长沙北极熊节能环保技术有限公司 | Multi-layer water separating and collecting device of ground source heat pump and series and parallel-connection ground pipe burying technique thereof |
| CN203148108U (en) * | 2013-02-07 | 2013-08-21 | 江苏新城新能源有限公司 | Backwashing system |
-
2013
- 2013-02-07 CN CN201310048656.6A patent/CN103062958B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003279296A (en) * | 2002-03-25 | 2003-10-02 | Takenaka Komuten Co Ltd | Filtering heat exchanger used for aquifer heat accumulating system |
| US20050006049A1 (en) * | 2003-05-30 | 2005-01-13 | Ross Mark G. | Ground source heat exchange system |
| CN101275791A (en) * | 2007-03-30 | 2008-10-01 | 同方人工环境有限公司 | Water source heat pump units capable of automatically backwashing sewage water |
| CN201441990U (en) * | 2009-07-08 | 2010-04-28 | 那崇贤 | Back-flushing device used for geothermal water separator |
| CN101782293A (en) * | 2010-02-01 | 2010-07-21 | 长沙北极熊节能环保技术有限公司 | Multi-layer water separating and collecting device of ground source heat pump and series and parallel-connection ground pipe burying technique thereof |
| CN203148108U (en) * | 2013-02-07 | 2013-08-21 | 江苏新城新能源有限公司 | Backwashing system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105180499A (en) * | 2015-09-23 | 2015-12-23 | 同济大学 | Small cleanable ground source heat pump all-in-one machine |
| CN105180499B (en) * | 2015-09-23 | 2017-11-10 | 同济大学 | A kind of small-sized cleanable earth source heat pump all-in-one |
| CN110094863A (en) * | 2019-04-22 | 2019-08-06 | 宁夏医科大学总医院 | A kind of reverse flow purging method for cleaning central air-conditioning |
| CN114893931A (en) * | 2022-05-27 | 2022-08-12 | 王敏 | Ground source heat exchange system for green building |
| CN114893931B (en) * | 2022-05-27 | 2023-10-03 | 和璞思德能源顾问(山东)有限公司 | Ground source heat exchange system for green building |
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| Publication number | Publication date |
|---|---|
| CN103062958B (en) | 2015-03-04 |
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Granted publication date: 20150304 |
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